diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-15 20:42:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-15 20:42:10 -0800 |
| commit | e60e1ee60630cafef5e430c2ae364877e061d980 (patch) | |
| tree | 816aeef8fe8d4a2c6a1ebbc7a350839bac8dd4c2 /drivers/gpu/drm/nouveau | |
| parent | 5d352e69c60e54b5f04d6e337a1d2bf0dbf3d94a (diff) | |
| parent | f150891fd9878ef0d9197c4e8451ce67c3bdd014 (diff) | |
| download | linux-e60e1ee60630cafef5e430c2ae364877e061d980.tar.gz linux-e60e1ee60630cafef5e430c2ae364877e061d980.tar.bz2 linux-e60e1ee60630cafef5e430c2ae364877e061d980.zip | |
Merge tag 'drm-for-v4.15' of git://people.freedesktop.org/~airlied/linux
Pull drm updates from Dave Airlie:
"This is the main drm pull request for v4.15.
Core:
- Atomic object lifetime fixes
- Atomic iterator improvements
- Sparse/smatch fixes
- Legacy kms ioctls to be interruptible
- EDID override improvements
- fb/gem helper cleanups
- Simple outreachy patches
- Documentation improvements
- Fix dma-buf rcu races
- DRM mode object leasing for improving VR use cases.
- vgaarb improvements for non-x86 platforms.
New driver:
- tve200: Faraday Technology TVE200 block.
This "TV Encoder" encodes a ITU-T BT.656 stream and can be found in
the StorLink SL3516 (later Cortina Systems CS3516) as well as the
Grain Media GM8180.
New bridges:
- SiI9234 support
New panels:
- S6E63J0X03, OTM8009A, Seiko 43WVF1G, 7" rpi touch panel, Toshiba
LT089AC19000, Innolux AT043TN24
i915:
- Remove Coffeelake from alpha support
- Cannonlake workarounds
- Infoframe refactoring for DisplayPort
- VBT updates
- DisplayPort vswing/emph/buffer translation refactoring
- CCS fixes
- Restore GPU clock boost on missed vblanks
- Scatter list updates for userptr allocations
- Gen9+ transition watermarks
- Display IPC (Isochronous Priority Control)
- Private PAT management
- GVT: improved error handling and pci config sanitizing
- Execlist refactoring
- Transparent Huge Page support
- User defined priorities support
- HuC/GuC firmware refactoring
- DP MST fixes
- eDP power sequencing fixes
- Use RCU instead of stop_machine
- PSR state tracking support
- Eviction fixes
- BDW DP aux channel timeout fixes
- LSPCON fixes
- Cannonlake PLL fixes
amdgpu:
- Per VM BO support
- Powerplay cleanups
- CI powerplay support
- PASID mgr for kfd
- SR-IOV fixes
- initial GPU reset for vega10
- Prime mmap support
- TTM updates
- Clock query interface for Raven
- Fence to handle ioctl
- UVD encode ring support on Polaris
- Transparent huge page DMA support
- Compute LRU pipe tweaks
- BO flag to allow buffers to opt out of implicit sync
- CTX priority setting API
- VRAM lost infrastructure plumbing
qxl:
- fix flicker since atomic rework
amdkfd:
- Further improvements from internal AMD tree
- Usermode events
- Drop radeon support
nouveau:
- Pascal temperature sensor support
- Improved BAR2 handling
- MMU rework to support Pascal MMU
exynos:
- Improved HDMI/mixer support
- HDMI audio interface support
tegra:
- Prep work for tegra186
- Cleanup/fixes
msm:
- Preemption support for a5xx
- Display fixes for 8x96 (snapdragon 820)
- Async cursor plane fixes
- FW loading rework
- GPU debugging improvements
vc4:
- Prep for DSI panels
- fix T-format tiling scanout
- New madvise ioctl
Rockchip:
- LVDS support
omapdrm:
- omap4 HDMI CEC support
etnaviv:
- GPU performance counters groundwork
sun4i:
- refactor driver load + TCON backend
- HDMI improvements
- A31 support
- Misc fixes
udl:
- Probe/EDID read fixes.
tilcdc:
- Misc fixes.
pl111:
- Support more variants
adv7511:
- Improve EDID handling.
- HDMI CEC support
sii8620:
- Add remote control support"
* tag 'drm-for-v4.15' of git://people.freedesktop.org/~airlied/linux: (1480 commits)
drm/rockchip: analogix_dp: Use mutex rather than spinlock
drm/mode_object: fix documentation for object lookups.
drm/i915: Reorder context-close to avoid calling i915_vma_close() under RCU
drm/i915: Move init_clock_gating() back to where it was
drm/i915: Prune the reservation shared fence array
drm/i915: Idle the GPU before shinking everything
drm/i915: Lock llist_del_first() vs llist_del_all()
drm/i915: Calculate ironlake intermediate watermarks correctly, v2.
drm/i915: Disable lazy PPGTT page table optimization for vGPU
drm/i915/execlists: Remove the priority "optimisation"
drm/i915: Filter out spurious execlists context-switch interrupts
drm/amdgpu: use irq-safe lock for kiq->ring_lock
drm/amdgpu: bypass lru touch for KIQ ring submission
drm/amdgpu: Potential uninitialized variable in amdgpu_vm_update_directories()
drm/amdgpu: potential uninitialized variable in amdgpu_vce_ring_parse_cs()
drm/amd/powerplay: initialize a variable before using it
drm/amd/powerplay: suppress KASAN out of bounds warning in vega10_populate_all_memory_levels
drm/amd/amdgpu: fix evicted VRAM bo adjudgement condition
drm/vblank: Tune drm_crtc_accurate_vblank_count() WARN down to a debug
drm/rockchip: add CONFIG_OF dependency for lvds
...
Diffstat (limited to 'drivers/gpu/drm/nouveau')
276 files changed, 10027 insertions, 3408 deletions
diff --git a/drivers/gpu/drm/nouveau/Kbuild b/drivers/gpu/drm/nouveau/Kbuild index 2e9ce53ae3a8..9c0c650655e9 100644 --- a/drivers/gpu/drm/nouveau/Kbuild +++ b/drivers/gpu/drm/nouveau/Kbuild @@ -30,9 +30,11 @@ nouveau-y += nouveau_vga.o # DRM - memory management nouveau-y += nouveau_bo.o nouveau-y += nouveau_gem.o +nouveau-y += nouveau_mem.o nouveau-y += nouveau_prime.o nouveau-y += nouveau_sgdma.o nouveau-y += nouveau_ttm.o +nouveau-y += nouveau_vmm.o # DRM - modesetting nouveau-$(CONFIG_DRM_NOUVEAU_BACKLIGHT) += nouveau_backlight.o diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig index c02a13406a81..4b75ad40dd80 100644 --- a/drivers/gpu/drm/nouveau/Kconfig +++ b/drivers/gpu/drm/nouveau/Kconfig @@ -56,6 +56,13 @@ config NOUVEAU_DEBUG_DEFAULT help Selects the default debug level +config NOUVEAU_DEBUG_MMU + bool "Enable additional MMU debugging" + depends on DRM_NOUVEAU + default n + help + Say Y here if you want to enable verbose MMU debug output. + config DRM_NOUVEAU_BACKLIGHT bool "Support for backlight control" depends on DRM_NOUVEAU diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c index 5b9d549aa791..501d2d290e9c 100644 --- a/drivers/gpu/drm/nouveau/dispnv04/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c @@ -48,7 +48,7 @@ nv04_display_create(struct drm_device *dev) if (!disp) return -ENOMEM; - nvif_object_map(&drm->client.device.object); + nvif_object_map(&drm->client.device.object, NULL, 0); nouveau_display(dev)->priv = disp; nouveau_display(dev)->dtor = nv04_display_destroy; diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl506e.h b/drivers/gpu/drm/nouveau/include/nvif/cl506e.h index b4cd58093300..989690fe3cd8 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl506e.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl506e.h @@ -6,7 +6,7 @@ struct nv50_channel_dma_v0 { __u8 version; __u8 chid; __u8 pad02[6]; - __u64 vm; + __u64 vmm; __u64 pushbuf; __u64 offset; }; diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl506f.h b/drivers/gpu/drm/nouveau/include/nvif/cl506f.h index 14d20c813cdb..5137b6879abd 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl506f.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl506f.h @@ -9,6 +9,6 @@ struct nv50_channel_gpfifo_v0 { __u32 ilength; __u64 ioffset; __u64 pushbuf; - __u64 vm; + __u64 vmm; }; #endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl826e.h b/drivers/gpu/drm/nouveau/include/nvif/cl826e.h index 36944ff09e3c..1a875090b251 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl826e.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl826e.h @@ -6,7 +6,7 @@ struct g82_channel_dma_v0 { __u8 version; __u8 chid; __u8 pad02[6]; - __u64 vm; + __u64 vmm; __u64 pushbuf; __u64 offset; }; diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl826f.h b/drivers/gpu/drm/nouveau/include/nvif/cl826f.h index df09a50817eb..e4e50cfe88f1 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl826f.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl826f.h @@ -9,7 +9,7 @@ struct g82_channel_gpfifo_v0 { __u32 ilength; __u64 ioffset; __u64 pushbuf; - __u64 vm; + __u64 vmm; }; #define NV826F_V0_NTFY_NON_STALL_INTERRUPT 0x00 diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl906f.h b/drivers/gpu/drm/nouveau/include/nvif/cl906f.h index 6d16a3a2ec02..ab0fa8adb756 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl906f.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl906f.h @@ -8,7 +8,7 @@ struct fermi_channel_gpfifo_v0 { __u8 pad02[2]; __u32 ilength; __u64 ioffset; - __u64 vm; + __u64 vmm; }; #define NV906F_V0_NTFY_NON_STALL_INTERRUPT 0x00 diff --git a/drivers/gpu/drm/nouveau/include/nvif/cla06f.h b/drivers/gpu/drm/nouveau/include/nvif/cla06f.h index 597ebb52d5f9..56f5bd81e480 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cla06f.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cla06f.h @@ -23,7 +23,7 @@ struct kepler_channel_gpfifo_a_v0 { __u32 engines; __u32 ilength; __u64 ioffset; - __u64 vm; + __u64 vmm; }; #define NVA06F_V0_NTFY_NON_STALL_INTERRUPT 0x00 diff --git a/drivers/gpu/drm/nouveau/include/nvif/class.h b/drivers/gpu/drm/nouveau/include/nvif/class.h index e3a2ea8bde70..a7c5bf572788 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/class.h +++ b/drivers/gpu/drm/nouveau/include/nvif/class.h @@ -15,6 +15,23 @@ #define NVIF_CLASS_SW_NV50 /* if0005.h */ -0x00000006 #define NVIF_CLASS_SW_GF100 /* if0005.h */ -0x00000007 +#define NVIF_CLASS_MMU /* if0008.h */ 0x80000008 +#define NVIF_CLASS_MMU_NV04 /* if0008.h */ 0x80000009 +#define NVIF_CLASS_MMU_NV50 /* if0008.h */ 0x80005009 +#define NVIF_CLASS_MMU_GF100 /* if0008.h */ 0x80009009 + +#define NVIF_CLASS_MEM /* if000a.h */ 0x8000000a +#define NVIF_CLASS_MEM_NV04 /* if000b.h */ 0x8000000b +#define NVIF_CLASS_MEM_NV50 /* if500b.h */ 0x8000500b +#define NVIF_CLASS_MEM_GF100 /* if900b.h */ 0x8000900b + +#define NVIF_CLASS_VMM /* if000c.h */ 0x8000000c +#define NVIF_CLASS_VMM_NV04 /* if000d.h */ 0x8000000d +#define NVIF_CLASS_VMM_NV50 /* if500d.h */ 0x8000500d +#define NVIF_CLASS_VMM_GF100 /* if900d.h */ 0x8000900d +#define NVIF_CLASS_VMM_GM200 /* ifb00d.h */ 0x8000b00d +#define NVIF_CLASS_VMM_GP100 /* ifc00d.h */ 0x8000c00d + /* the below match nvidia-assigned (either in hw, or sw) class numbers */ #define NV_NULL_CLASS 0x00000030 diff --git a/drivers/gpu/drm/nouveau/include/nvif/device.h b/drivers/gpu/drm/nouveau/include/nvif/device.h index 09439b037870..6edb6266857e 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/device.h +++ b/drivers/gpu/drm/nouveau/include/nvif/device.h @@ -39,7 +39,6 @@ u64 nvif_device_time(struct nvif_device *); /*XXX*/ #include <subdev/bios.h> #include <subdev/fb.h> -#include <subdev/mmu.h> #include <subdev/bar.h> #include <subdev/gpio.h> #include <subdev/clk.h> @@ -58,8 +57,6 @@ u64 nvif_device_time(struct nvif_device *); }) #define nvxx_bios(a) nvxx_device(a)->bios #define nvxx_fb(a) nvxx_device(a)->fb -#define nvxx_mmu(a) nvxx_device(a)->mmu -#define nvxx_bar(a) nvxx_device(a)->bar #define nvxx_gpio(a) nvxx_device(a)->gpio #define nvxx_clk(a) nvxx_device(a)->clk #define nvxx_i2c(a) nvxx_device(a)->i2c @@ -67,10 +64,8 @@ u64 nvif_device_time(struct nvif_device *); #define nvxx_therm(a) nvxx_device(a)->therm #define nvxx_volt(a) nvxx_device(a)->volt -#include <core/device.h> #include <engine/fifo.h> #include <engine/gr.h> -#include <engine/sw.h> #define nvxx_fifo(a) nvxx_device(a)->fifo #define nvxx_gr(a) nvxx_device(a)->gr diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0008.h b/drivers/gpu/drm/nouveau/include/nvif/if0008.h new file mode 100644 index 000000000000..8450127420f5 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if0008.h @@ -0,0 +1,42 @@ +#ifndef __NVIF_IF0008_H__ +#define __NVIF_IF0008_H__ +struct nvif_mmu_v0 { + __u8 version; + __u8 dmabits; + __u8 heap_nr; + __u8 type_nr; + __u16 kind_nr; +}; + +#define NVIF_MMU_V0_HEAP 0x00 +#define NVIF_MMU_V0_TYPE 0x01 +#define NVIF_MMU_V0_KIND 0x02 + +struct nvif_mmu_heap_v0 { + __u8 version; + __u8 index; + __u8 pad02[6]; + __u64 size; +}; + +struct nvif_mmu_type_v0 { + __u8 version; + __u8 index; + __u8 heap; + __u8 vram; + __u8 host; + __u8 comp; + __u8 disp; + __u8 kind; + __u8 mappable; + __u8 coherent; + __u8 uncached; +}; + +struct nvif_mmu_kind_v0 { + __u8 version; + __u8 pad01[1]; + __u16 count; + __u8 data[]; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000a.h b/drivers/gpu/drm/nouveau/include/nvif/if000a.h new file mode 100644 index 000000000000..88d0938fbd5a --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if000a.h @@ -0,0 +1,22 @@ +#ifndef __NVIF_IF000A_H__ +#define __NVIF_IF000A_H__ +struct nvif_mem_v0 { + __u8 version; + __u8 type; + __u8 page; + __u8 pad03[5]; + __u64 size; + __u64 addr; + __u8 data[]; +}; + +struct nvif_mem_ram_vn { +}; + +struct nvif_mem_ram_v0 { + __u8 version; + __u8 pad01[7]; + dma_addr_t *dma; + struct scatterlist *sgl; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000b.h b/drivers/gpu/drm/nouveau/include/nvif/if000b.h new file mode 100644 index 000000000000..c677fb0293da --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if000b.h @@ -0,0 +1,11 @@ +#ifndef __NVIF_IF000B_H__ +#define __NVIF_IF000B_H__ +#include "if000a.h" + +struct nv04_mem_vn { + /* nvkm_mem_vX ... */ +}; + +struct nv04_mem_map_vn { +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000c.h b/drivers/gpu/drm/nouveau/include/nvif/if000c.h new file mode 100644 index 000000000000..2928ecd989ad --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if000c.h @@ -0,0 +1,64 @@ +#ifndef __NVIF_IF000C_H__ +#define __NVIF_IF000C_H__ +struct nvif_vmm_v0 { + __u8 version; + __u8 page_nr; + __u8 pad02[6]; + __u64 addr; + __u64 size; + __u8 data[]; +}; + +#define NVIF_VMM_V0_PAGE 0x00 +#define NVIF_VMM_V0_GET 0x01 +#define NVIF_VMM_V0_PUT 0x02 +#define NVIF_VMM_V0_MAP 0x03 +#define NVIF_VMM_V0_UNMAP 0x04 + +struct nvif_vmm_page_v0 { + __u8 version; + __u8 index; + __u8 shift; + __u8 sparse; + __u8 vram; + __u8 host; + __u8 comp; + __u8 pad07[1]; +}; + +struct nvif_vmm_get_v0 { + __u8 version; +#define NVIF_VMM_GET_V0_ADDR 0x00 +#define NVIF_VMM_GET_V0_PTES 0x01 +#define NVIF_VMM_GET_V0_LAZY 0x02 + __u8 type; + __u8 sparse; + __u8 page; + __u8 align; + __u8 pad05[3]; + __u64 size; + __u64 addr; +}; + +struct nvif_vmm_put_v0 { + __u8 version; + __u8 pad01[7]; + __u64 addr; +}; + +struct nvif_vmm_map_v0 { + __u8 version; + __u8 pad01[7]; + __u64 addr; + __u64 size; + __u64 memory; + __u64 offset; + __u8 data[]; +}; + +struct nvif_vmm_unmap_v0 { + __u8 version; + __u8 pad01[7]; + __u64 addr; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000d.h b/drivers/gpu/drm/nouveau/include/nvif/if000d.h new file mode 100644 index 000000000000..516ec9401401 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if000d.h @@ -0,0 +1,12 @@ +#ifndef __NVIF_IF000D_H__ +#define __NVIF_IF000D_H__ +#include "if000c.h" + +struct nv04_vmm_vn { + /* nvif_vmm_vX ... */ +}; + +struct nv04_vmm_map_vn { + /* nvif_vmm_map_vX ... */ +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if500b.h b/drivers/gpu/drm/nouveau/include/nvif/if500b.h new file mode 100644 index 000000000000..c7c8431fb2ce --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if500b.h @@ -0,0 +1,25 @@ +#ifndef __NVIF_IF500B_H__ +#define __NVIF_IF500B_H__ +#include "if000a.h" + +struct nv50_mem_vn { + /* nvif_mem_vX ... */ +}; + +struct nv50_mem_v0 { + /* nvif_mem_vX ... */ + __u8 version; + __u8 bankswz; + __u8 contig; +}; + +struct nv50_mem_map_vn { +}; + +struct nv50_mem_map_v0 { + __u8 version; + __u8 ro; + __u8 kind; + __u8 comp; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if500d.h b/drivers/gpu/drm/nouveau/include/nvif/if500d.h new file mode 100644 index 000000000000..c29a7822b363 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if500d.h @@ -0,0 +1,21 @@ +#ifndef __NVIF_IF500D_H__ +#define __NVIF_IF500D_H__ +#include "if000c.h" + +struct nv50_vmm_vn { + /* nvif_vmm_vX ... */ +}; + +struct nv50_vmm_map_vn { + /* nvif_vmm_map_vX ... */ +}; + +struct nv50_vmm_map_v0 { + /* nvif_vmm_map_vX ... */ + __u8 version; + __u8 ro; + __u8 priv; + __u8 kind; + __u8 comp; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if900b.h b/drivers/gpu/drm/nouveau/include/nvif/if900b.h new file mode 100644 index 000000000000..9b164548eea8 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if900b.h @@ -0,0 +1,23 @@ +#ifndef __NVIF_IF900B_H__ +#define __NVIF_IF900B_H__ +#include "if000a.h" + +struct gf100_mem_vn { + /* nvif_mem_vX ... */ +}; + +struct gf100_mem_v0 { + /* nvif_mem_vX ... */ + __u8 version; + __u8 contig; +}; + +struct gf100_mem_map_vn { +}; + +struct gf100_mem_map_v0 { + __u8 version; + __u8 ro; + __u8 kind; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/if900d.h b/drivers/gpu/drm/nouveau/include/nvif/if900d.h new file mode 100644 index 000000000000..49aa50583c3d --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/if900d.h @@ -0,0 +1,21 @@ +#ifndef __NVIF_IF900D_H__ +#define __NVIF_IF900D_H__ +#include "if000c.h" + +struct gf100_vmm_vn { + /* nvif_vmm_vX ... */ +}; + +struct gf100_vmm_map_vn { + /* nvif_vmm_map_vX ... */ +}; + +struct gf100_vmm_map_v0 { + /* nvif_vmm_map_vX ... */ + __u8 version; + __u8 vol; + __u8 ro; + __u8 priv; + __u8 kind; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h b/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h new file mode 100644 index 000000000000..a0e419830595 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h @@ -0,0 +1,27 @@ +#ifndef __NVIF_IFB00D_H__ +#define __NVIF_IFB00D_H__ +#include "if000c.h" + +struct gm200_vmm_vn { + /* nvif_vmm_vX ... */ +}; + +struct gm200_vmm_v0 { + /* nvif_vmm_vX ... */ + __u8 version; + __u8 bigpage; +}; + +struct gm200_vmm_map_vn { + /* nvif_vmm_map_vX ... */ +}; + +struct gm200_vmm_map_v0 { + /* nvif_vmm_map_vX ... */ + __u8 version; + __u8 vol; + __u8 ro; + __u8 priv; + __u8 kind; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h b/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h new file mode 100644 index 000000000000..1d9c637859f3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h @@ -0,0 +1,21 @@ +#ifndef __NVIF_IFC00D_H__ +#define __NVIF_IFC00D_H__ +#include "if000c.h" + +struct gp100_vmm_vn { + /* nvif_vmm_vX ... */ +}; + +struct gp100_vmm_map_vn { + /* nvif_vmm_map_vX ... */ +}; + +struct gp100_vmm_map_v0 { + /* nvif_vmm_map_vX ... */ + __u8 version; + __u8 vol; + __u8 ro; + __u8 priv; + __u8 kind; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h index 688c4bcd9c64..b93d586a2304 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h +++ b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h @@ -2,7 +2,7 @@ #ifndef __NVIF_IOCTL_H__ #define __NVIF_IOCTL_H__ -#define NVIF_VERSION_LATEST 0x0000000000000000ULL +#define NVIF_VERSION_LATEST 0x0000000000000100ULL struct nvif_ioctl_v0 { __u8 version; @@ -84,9 +84,13 @@ struct nvif_ioctl_wr_v0 { struct nvif_ioctl_map_v0 { /* nvif_ioctl ... */ __u8 version; - __u8 pad01[3]; - __u32 length; +#define NVIF_IOCTL_MAP_V0_IO 0x00 +#define NVIF_IOCTL_MAP_V0_VA 0x01 + __u8 type; + __u8 pad02[6]; __u64 handle; + __u64 length; + __u8 data[]; }; struct nvif_ioctl_unmap { diff --git a/drivers/gpu/drm/nouveau/include/nvif/mem.h b/drivers/gpu/drm/nouveau/include/nvif/mem.h new file mode 100644 index 000000000000..b542fe38398e --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/mem.h @@ -0,0 +1,18 @@ +#ifndef __NVIF_MEM_H__ +#define __NVIF_MEM_H__ +#include "mmu.h" + +struct nvif_mem { + struct nvif_object object; + u8 type; + u8 page; + u64 addr; + u64 size; +}; + +int nvif_mem_init_type(struct nvif_mmu *mmu, s32 oclass, int type, u8 page, + u64 size, void *argv, u32 argc, struct nvif_mem *); +int nvif_mem_init(struct nvif_mmu *mmu, s32 oclass, u8 type, u8 page, + u64 size, void *argv, u32 argc, struct nvif_mem *); +void nvif_mem_fini(struct nvif_mem *); +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/mmu.h b/drivers/gpu/drm/nouveau/include/nvif/mmu.h new file mode 100644 index 000000000000..c8cd5b5b0688 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/mmu.h @@ -0,0 +1,56 @@ +#ifndef __NVIF_MMU_H__ +#define __NVIF_MMU_H__ +#include <nvif/object.h> + +struct nvif_mmu { + struct nvif_object object; + u8 dmabits; + u8 heap_nr; + u8 type_nr; + u16 kind_nr; + + struct { + u64 size; + } *heap; + + struct { +#define NVIF_MEM_VRAM 0x01 +#define NVIF_MEM_HOST 0x02 +#define NVIF_MEM_COMP 0x04 +#define NVIF_MEM_DISP 0x08 +#define NVIF_MEM_KIND 0x10 +#define NVIF_MEM_MAPPABLE 0x20 +#define NVIF_MEM_COHERENT 0x40 +#define NVIF_MEM_UNCACHED 0x80 + u8 type; + u8 heap; + } *type; + + u8 *kind; +}; + +int nvif_mmu_init(struct nvif_object *, s32 oclass, struct nvif_mmu *); +void nvif_mmu_fini(struct nvif_mmu *); + +static inline bool +nvif_mmu_kind_valid(struct nvif_mmu *mmu, u8 kind) +{ + const u8 invalid = mmu->kind_nr - 1; + if (kind) { + if (kind >= mmu->kind_nr || mmu->kind[kind] == invalid) + return false; + } + return true; +} + +static inline int +nvif_mmu_type(struct nvif_mmu *mmu, u8 mask) +{ + int i; + for (i = 0; i < mmu->type_nr; i++) { + if ((mmu->type[i].type & mask) == mask) + return i; + } + return -EINVAL; +} +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/object.h b/drivers/gpu/drm/nouveau/include/nvif/object.h index 6912b8cffc98..a2d5244ff2b7 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/object.h +++ b/drivers/gpu/drm/nouveau/include/nvif/object.h @@ -17,7 +17,7 @@ struct nvif_object { void *priv; /*XXX: hack */ struct { void __iomem *ptr; - u32 size; + u64 size; } map; }; @@ -30,7 +30,10 @@ void nvif_object_sclass_put(struct nvif_sclass **); u32 nvif_object_rd(struct nvif_object *, int, u64); void nvif_object_wr(struct nvif_object *, int, u64, u32); int nvif_object_mthd(struct nvif_object *, u32, void *, u32); -int nvif_object_map(struct nvif_object *); +int nvif_object_map_handle(struct nvif_object *, void *, u32, + u64 *handle, u64 *length); +void nvif_object_unmap_handle(struct nvif_object *); +int nvif_object_map(struct nvif_object *, void *, u32); void nvif_object_unmap(struct nvif_object *); #define nvif_handle(a) (unsigned long)(void *)(a) diff --git a/drivers/gpu/drm/nouveau/include/nvif/os.h b/drivers/gpu/drm/nouveau/include/nvif/os.h index 6b16ab6b26d5..fd09b2842972 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/os.h +++ b/drivers/gpu/drm/nouveau/include/nvif/os.h @@ -34,18 +34,4 @@ #include <soc/tegra/fuse.h> #include <soc/tegra/pmc.h> - -#ifndef ioread32_native -#ifdef __BIG_ENDIAN -#define ioread16_native ioread16be -#define iowrite16_native iowrite16be -#define ioread32_native ioread32be -#define iowrite32_native iowrite32be -#else /* def __BIG_ENDIAN */ -#define ioread16_native ioread16 -#define iowrite16_native iowrite16 -#define ioread32_native ioread32 -#define iowrite32_native iowrite32 -#endif /* def __BIG_ENDIAN else */ -#endif /* !ioread32_native */ #endif diff --git a/drivers/gpu/drm/nouveau/include/nvif/vmm.h b/drivers/gpu/drm/nouveau/include/nvif/vmm.h new file mode 100644 index 000000000000..c5db8a2e82df --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvif/vmm.h @@ -0,0 +1,42 @@ +#ifndef __NVIF_VMM_H__ +#define __NVIF_VMM_H__ +#include <nvif/object.h> +struct nvif_mem; +struct nvif_mmu; + +enum nvif_vmm_get { + ADDR, + PTES, + LAZY +}; + +struct nvif_vma { + u64 addr; + u64 size; +}; + +struct nvif_vmm { + struct nvif_object object; + u64 start; + u64 limit; + + struct { + u8 shift; + bool sparse:1; + bool vram:1; + bool host:1; + bool comp:1; + } *page; + int page_nr; +}; + +int nvif_vmm_init(struct nvif_mmu *, s32 oclass, u64 addr, u64 size, + void *argv, u32 argc, struct nvif_vmm *); +void nvif_vmm_fini(struct nvif_vmm *); +int nvif_vmm_get(struct nvif_vmm *, enum nvif_vmm_get, bool sparse, + u8 page, u8 align, u64 size, struct nvif_vma *); +void nvif_vmm_put(struct nvif_vmm *, struct nvif_vma *); +int nvif_vmm_map(struct nvif_vmm *, u64 addr, u64 size, void *argv, u32 argc, + struct nvif_mem *, u64 offset); +int nvif_vmm_unmap(struct nvif_vmm *, u64); +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h index ca23230d5743..757fac823a10 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/client.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/client.h @@ -17,7 +17,8 @@ struct nvkm_client { void *data; int (*ntfy)(const void *, u32, const void *, u32); - struct nvkm_vm *vm; + struct list_head umem; + spinlock_t lock; }; int nvkm_client_new(const char *name, u64 device, const char *cfg, diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h index d7ecb65ba19f..560265b15ec2 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h @@ -1,8 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NVKM_DEVICE_H__ #define __NVKM_DEVICE_H__ +#include <core/oclass.h> #include <core/event.h> -#include <core/object.h> enum nvkm_devidx { NVKM_SUBDEV_PCI, diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h index c6bcd8a64cae..ebf8473a39fe 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/engine.h @@ -16,6 +16,7 @@ struct nvkm_engine { struct nvkm_engine_func { void *(*dtor)(struct nvkm_engine *); + void (*preinit)(struct nvkm_engine *); int (*oneinit)(struct nvkm_engine *); int (*init)(struct nvkm_engine *); int (*fini)(struct nvkm_engine *, bool suspend); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h b/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h index 473ba0b9a368..10eeaeebc242 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/gpuobj.h @@ -1,18 +1,17 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NVKM_GPUOBJ_H__ #define __NVKM_GPUOBJ_H__ -#include <core/object.h> #include <core/memory.h> #include <core/mm.h> -struct nvkm_vma; -struct nvkm_vm; #define NVOBJ_FLAG_ZERO_ALLOC 0x00000001 #define NVOBJ_FLAG_HEAP 0x00000004 struct nvkm_gpuobj { - struct nvkm_object object; - const struct nvkm_gpuobj_func *func; + union { + const struct nvkm_gpuobj_func *func; + const struct nvkm_gpuobj_func *ptrs; + }; struct nvkm_gpuobj *parent; struct nvkm_memory *memory; struct nvkm_mm_node *node; @@ -29,15 +28,14 @@ struct nvkm_gpuobj_func { void (*release)(struct nvkm_gpuobj *); u32 (*rd32)(struct nvkm_gpuobj *, u32 offset); void (*wr32)(struct nvkm_gpuobj *, u32 offset, u32 data); + int (*map)(struct nvkm_gpuobj *, u64 offset, struct nvkm_vmm *, + struct nvkm_vma *, void *argv, u32 argc); }; int nvkm_gpuobj_new(struct nvkm_device *, u32 size, int align, bool zero, struct nvkm_gpuobj *parent, struct nvkm_gpuobj **); void nvkm_gpuobj_del(struct nvkm_gpuobj **); int nvkm_gpuobj_wrap(struct nvkm_memory *, struct nvkm_gpuobj **); -int nvkm_gpuobj_map(struct nvkm_gpuobj *, struct nvkm_vm *, u32 access, - struct nvkm_vma *); -void nvkm_gpuobj_unmap(struct nvkm_vma *); void nvkm_gpuobj_memcpy_to(struct nvkm_gpuobj *dst, u32 dstoffset, void *src, u32 length); void nvkm_gpuobj_memcpy_from(void *dst, struct nvkm_gpuobj *src, u32 srcoffset, diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h index affba21fcbad..05f505de0075 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/memory.h @@ -4,7 +4,12 @@ #include <core/os.h> struct nvkm_device; struct nvkm_vma; -struct nvkm_vm; +struct nvkm_vmm; + +struct nvkm_tags { + struct nvkm_mm_node *mn; + refcount_t refcount; +}; enum nvkm_memory_target { NVKM_MEM_TARGET_INST, /* instance memory */ @@ -15,41 +20,84 @@ enum nvkm_memory_target { struct nvkm_memory { const struct nvkm_memory_func *func; + const struct nvkm_memory_ptrs *ptrs; + struct kref kref; + struct nvkm_tags *tags; }; struct nvkm_memory_func { void *(*dtor)(struct nvkm_memory *); enum nvkm_memory_target (*target)(struct nvkm_memory *); + u8 (*page)(struct nvkm_memory *); u64 (*addr)(struct nvkm_memory *); u64 (*size)(struct nvkm_memory *); - void (*boot)(struct nvkm_memory *, struct nvkm_vm *); + void (*boot)(struct nvkm_memory *, struct nvkm_vmm *); void __iomem *(*acquire)(struct nvkm_memory *); void (*release)(struct nvkm_memory *); + int (*map)(struct nvkm_memory *, u64 offset, struct nvkm_vmm *, + struct nvkm_vma *, void *argv, u32 argc); +}; + +struct nvkm_memory_ptrs { u32 (*rd32)(struct nvkm_memory *, u64 offset); void (*wr32)(struct nvkm_memory *, u64 offset, u32 data); - void (*map)(struct nvkm_memory *, struct nvkm_vma *, u64 offset); }; void nvkm_memory_ctor(const struct nvkm_memory_func *, struct nvkm_memory *); int nvkm_memory_new(struct nvkm_device *, enum nvkm_memory_target, u64 size, u32 align, bool zero, struct nvkm_memory **); -void nvkm_memory_del(struct nvkm_memory **); +struct nvkm_memory *nvkm_memory_ref(struct nvkm_memory *); +void nvkm_memory_unref(struct nvkm_memory **); +int nvkm_memory_tags_get(struct nvkm_memory *, struct nvkm_device *, u32 tags, + void (*clear)(struct nvkm_device *, u32, u32), + struct nvkm_tags **); +void nvkm_memory_tags_put(struct nvkm_memory *, struct nvkm_device *, + struct nvkm_tags **); + #define nvkm_memory_target(p) (p)->func->target(p) +#define nvkm_memory_page(p) (p)->func->page(p) #define nvkm_memory_addr(p) (p)->func->addr(p) #define nvkm_memory_size(p) (p)->func->size(p) #define nvkm_memory_boot(p,v) (p)->func->boot((p),(v)) -#define nvkm_memory_map(p,v,o) (p)->func->map((p),(v),(o)) +#define nvkm_memory_map(p,o,vm,va,av,ac) \ + (p)->func->map((p),(o),(vm),(va),(av),(ac)) /* accessor macros - kmap()/done() must bracket use of the other accessor * macros to guarantee correct behaviour across all chipsets */ #define nvkm_kmap(o) (o)->func->acquire(o) -#define nvkm_ro32(o,a) (o)->func->rd32((o), (a)) -#define nvkm_wo32(o,a,d) (o)->func->wr32((o), (a), (d)) +#define nvkm_done(o) (o)->func->release(o) + +#define nvkm_ro32(o,a) (o)->ptrs->rd32((o), (a)) +#define nvkm_wo32(o,a,d) (o)->ptrs->wr32((o), (a), (d)) #define nvkm_mo32(o,a,m,d) ({ \ u32 _addr = (a), _data = nvkm_ro32((o), _addr); \ nvkm_wo32((o), _addr, (_data & ~(m)) | (d)); \ _data; \ }) -#define nvkm_done(o) (o)->func->release(o) + +#define nvkm_wo64(o,a,d) do { \ + u64 __a = (a), __d = (d); \ + nvkm_wo32((o), __a + 0, lower_32_bits(__d)); \ + nvkm_wo32((o), __a + 4, upper_32_bits(__d)); \ +} while(0) + +#define nvkm_fill(t,s,o,a,d,c) do { \ + u64 _a = (a), _c = (c), _d = (d), _o = _a >> s, _s = _c << s; \ + u##t __iomem *_m = nvkm_kmap(o); \ + if (likely(_m)) { \ + if (_d) { \ + while (_c--) \ + iowrite##t##_native(_d, &_m[_o++]); \ + } else { \ + memset_io(&_m[_o], _d, _s); \ + } \ + } else { \ + for (; _c; _c--, _a += BIT(s)) \ + nvkm_wo##t((o), _a, _d); \ + } \ + nvkm_done(o); \ +} while(0) +#define nvkm_fo32(o,a,d,c) nvkm_fill(32, 2, (o), (a), (d), (c)) +#define nvkm_fo64(o,a,d,c) nvkm_fill(64, 3, (o), (a), (d), (c)) #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h b/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h index 2002a4da9999..b0726c39429e 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/mm.h @@ -31,7 +31,7 @@ nvkm_mm_initialised(struct nvkm_mm *mm) return mm->heap_nodes; } -int nvkm_mm_init(struct nvkm_mm *, u32 offset, u32 length, u32 block); +int nvkm_mm_init(struct nvkm_mm *, u8 heap, u32 offset, u32 length, u32 block); int nvkm_mm_fini(struct nvkm_mm *); int nvkm_mm_head(struct nvkm_mm *, u8 heap, u8 type, u32 size_max, u32 size_min, u32 align, struct nvkm_mm_node **); @@ -40,9 +40,39 @@ int nvkm_mm_tail(struct nvkm_mm *, u8 heap, u8 type, u32 size_max, void nvkm_mm_free(struct nvkm_mm *, struct nvkm_mm_node **); void nvkm_mm_dump(struct nvkm_mm *, const char *); +static inline u32 +nvkm_mm_heap_size(struct nvkm_mm *mm, u8 heap) +{ + struct nvkm_mm_node *node; + u32 size = 0; + list_for_each_entry(node, &mm->nodes, nl_entry) { + if (node->heap == heap) + size += node->length; + } + return size; +} + static inline bool nvkm_mm_contiguous(struct nvkm_mm_node *node) { return !node->next; } + +static inline u32 +nvkm_mm_addr(struct nvkm_mm_node *node) +{ + if (WARN_ON(!nvkm_mm_contiguous(node))) + return 0; + return node->offset; +} + +static inline u32 +nvkm_mm_size(struct nvkm_mm_node *node) +{ + u32 size = 0; + do { + size += node->length; + } while ((node = node->next)); + return size; +} #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/object.h b/drivers/gpu/drm/nouveau/include/nvkm/core/object.h index 3f13ff1d4ee4..270f893cc154 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/object.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/object.h @@ -1,11 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NVKM_OBJECT_H__ #define __NVKM_OBJECT_H__ -#include <core/os.h> -#include <core/debug.h> +#include <core/oclass.h> struct nvkm_event; struct nvkm_gpuobj; -struct nvkm_oclass; struct nvkm_object { const struct nvkm_object_func *func; @@ -22,13 +20,20 @@ struct nvkm_object { struct rb_node node; }; +enum nvkm_object_map { + NVKM_OBJECT_MAP_IO, + NVKM_OBJECT_MAP_VA +}; + struct nvkm_object_func { void *(*dtor)(struct nvkm_object *); int (*init)(struct nvkm_object *); int (*fini)(struct nvkm_object *, bool suspend); int (*mthd)(struct nvkm_object *, u32 mthd, void *data, u32 size); int (*ntfy)(struct nvkm_object *, u32 mthd, struct nvkm_event **); - int (*map)(struct nvkm_object *, u64 *addr, u32 *size); + int (*map)(struct nvkm_object *, void *argv, u32 argc, + enum nvkm_object_map *, u64 *addr, u64 *size); + int (*unmap)(struct nvkm_object *); int (*rd08)(struct nvkm_object *, u64 addr, u8 *data); int (*rd16)(struct nvkm_object *, u64 addr, u16 *data); int (*rd32)(struct nvkm_object *, u64 addr, u32 *data); @@ -53,7 +58,9 @@ int nvkm_object_init(struct nvkm_object *); int nvkm_object_fini(struct nvkm_object *, bool suspend); int nvkm_object_mthd(struct nvkm_object *, u32 mthd, void *data, u32 size); int nvkm_object_ntfy(struct nvkm_object *, u32 mthd, struct nvkm_event **); -int nvkm_object_map(struct nvkm_object *, u64 *addr, u32 *size); +int nvkm_object_map(struct nvkm_object *, void *argv, u32 argc, + enum nvkm_object_map *, u64 *addr, u64 *size); +int nvkm_object_unmap(struct nvkm_object *); int nvkm_object_rd08(struct nvkm_object *, u64 addr, u8 *data); int nvkm_object_rd16(struct nvkm_object *, u64 addr, u16 *data); int nvkm_object_rd32(struct nvkm_object *, u64 addr, u32 *data); @@ -67,28 +74,4 @@ bool nvkm_object_insert(struct nvkm_object *); void nvkm_object_remove(struct nvkm_object *); struct nvkm_object *nvkm_object_search(struct nvkm_client *, u64 object, const struct nvkm_object_func *); - -struct nvkm_sclass { - int minver; - int maxver; - s32 oclass; - const struct nvkm_object_func *func; - int (*ctor)(const struct nvkm_oclass *, void *data, u32 size, - struct nvkm_object **); -}; - -struct nvkm_oclass { - int (*ctor)(const struct nvkm_oclass *, void *data, u32 size, - struct nvkm_object **); - struct nvkm_sclass base; - const void *priv; - const void *engn; - u32 handle; - u8 route; - u64 token; - u64 object; - struct nvkm_client *client; - struct nvkm_object *parent; - struct nvkm_engine *engine; -}; #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/oclass.h b/drivers/gpu/drm/nouveau/include/nvkm/core/oclass.h new file mode 100644 index 000000000000..8e1b945d38f3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/oclass.h @@ -0,0 +1,31 @@ +#ifndef __NVKM_OCLASS_H__ +#define __NVKM_OCLASS_H__ +#include <core/os.h> +#include <core/debug.h> +struct nvkm_oclass; +struct nvkm_object; + +struct nvkm_sclass { + int minver; + int maxver; + s32 oclass; + const struct nvkm_object_func *func; + int (*ctor)(const struct nvkm_oclass *, void *data, u32 size, + struct nvkm_object **); +}; + +struct nvkm_oclass { + int (*ctor)(const struct nvkm_oclass *, void *data, u32 size, + struct nvkm_object **); + struct nvkm_sclass base; + const void *priv; + const void *engn; + u32 handle; + u8 route; + u64 token; + u64 object; + struct nvkm_client *client; + struct nvkm_object *parent; + struct nvkm_engine *engine; +}; +#endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/os.h b/drivers/gpu/drm/nouveau/include/nvkm/core/os.h index fc9e8cd36087..445602d1e8d3 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/os.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/os.h @@ -2,4 +2,23 @@ #ifndef __NVKM_OS_H__ #define __NVKM_OS_H__ #include <nvif/os.h> + +#ifdef __BIG_ENDIAN +#define ioread16_native ioread16be +#define iowrite16_native iowrite16be +#define ioread32_native ioread32be +#define iowrite32_native iowrite32be +#else +#define ioread16_native ioread16 +#define iowrite16_native iowrite16 +#define ioread32_native ioread32 +#define iowrite32_native iowrite32 +#endif + +#define iowrite64_native(v,p) do { \ + u32 __iomem *_p = (u32 __iomem *)(p); \ + u64 _v = (v); \ + iowrite32_native(lower_32_bits(_v), &_p[0]); \ + iowrite32_native(upper_32_bits(_v), &_p[1]); \ +} while(0) #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h b/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h index 674a38408240..d5d789663aca 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/ramht.h @@ -2,6 +2,7 @@ #ifndef __NVKM_RAMHT_H__ #define __NVKM_RAMHT_H__ #include <core/gpuobj.h> +struct nvkm_object; struct nvkm_ramht_data { struct nvkm_gpuobj *inst; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h b/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h index 38f51ff7ab40..63df2290177f 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h @@ -34,7 +34,7 @@ void nvkm_subdev_intr(struct nvkm_subdev *); /* subdev logging */ #define nvkm_printk_(s,l,p,f,a...) do { \ const struct nvkm_subdev *_subdev = (s); \ - if (_subdev->debug >= (l)) { \ + if (CONFIG_NOUVEAU_DEBUG >= (l) && _subdev->debug >= (l)) { \ dev_##p(_subdev->device->dev, "%s: "f, \ nvkm_subdev_name[_subdev->index], ##a); \ } \ diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h index 5f5cae7c474e..0f9c1c702ed6 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h @@ -2,6 +2,7 @@ #ifndef __NVKM_DMA_H__ #define __NVKM_DMA_H__ #include <core/engine.h> +#include <core/object.h> struct nvkm_client; struct nvkm_dmaobj { diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h index 5a51842bc241..6427747b6f77 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h @@ -4,6 +4,7 @@ #define nvkm_falcon(p) container_of((p), struct nvkm_falcon, engine) #include <core/engine.h> struct nvkm_fifo_chan; +struct nvkm_gpuobj; enum nvkm_falcon_dmaidx { FALCON_DMAIDX_UCODE = 0, @@ -78,7 +79,7 @@ struct nvkm_falcon_func { void (*load_imem)(struct nvkm_falcon *, void *, u32, u32, u16, u8, bool); void (*load_dmem)(struct nvkm_falcon *, void *, u32, u32, u8); void (*read_dmem)(struct nvkm_falcon *, u32, u32, u8, void *); - void (*bind_context)(struct nvkm_falcon *, struct nvkm_gpuobj *); + void (*bind_context)(struct nvkm_falcon *, struct nvkm_memory *); int (*wait_for_halt)(struct nvkm_falcon *, u32); int (*clear_interrupt)(struct nvkm_falcon *, u32); void (*set_start_addr)(struct nvkm_falcon *, u32 start_addr); @@ -113,7 +114,7 @@ void nvkm_falcon_load_imem(struct nvkm_falcon *, void *, u32, u32, u16, u8, bool); void nvkm_falcon_load_dmem(struct nvkm_falcon *, void *, u32, u32, u8); void nvkm_falcon_read_dmem(struct nvkm_falcon *, u32, u32, u8, void *); -void nvkm_falcon_bind_context(struct nvkm_falcon *, struct nvkm_gpuobj *); +void nvkm_falcon_bind_context(struct nvkm_falcon *, struct nvkm_memory *); void nvkm_falcon_set_start_addr(struct nvkm_falcon *, u32); void nvkm_falcon_start(struct nvkm_falcon *); int nvkm_falcon_wait_for_halt(struct nvkm_falcon *, u32); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h index 025f400c9f5d..c17b3a9bf8fb 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/fifo.h @@ -2,6 +2,7 @@ #ifndef __NVKM_FIFO_H__ #define __NVKM_FIFO_H__ #include <core/engine.h> +#include <core/object.h> #include <core/event.h> #define NVKM_FIFO_CHID_NR 4096 @@ -22,7 +23,7 @@ struct nvkm_fifo_chan { u16 chid; struct nvkm_gpuobj *inst; struct nvkm_gpuobj *push; - struct nvkm_vm *vm; + struct nvkm_vmm *vmm; void __iomem *user; u64 addr; u32 size; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h index 91f1e0efe061..f6bd94c7e0f7 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bar.h @@ -9,17 +9,22 @@ struct nvkm_bar { struct nvkm_subdev subdev; spinlock_t lock; + bool bar2; /* whether the BAR supports to be ioremapped WC or should be uncached */ bool iomap_uncached; }; +struct nvkm_vmm *nvkm_bar_bar1_vmm(struct nvkm_device *); +void nvkm_bar_bar2_init(struct nvkm_device *); +void nvkm_bar_bar2_fini(struct nvkm_device *); +struct nvkm_vmm *nvkm_bar_bar2_vmm(struct nvkm_device *); void nvkm_bar_flush(struct nvkm_bar *); -struct nvkm_vm *nvkm_bar_kmap(struct nvkm_bar *); -int nvkm_bar_umap(struct nvkm_bar *, u64 size, int type, struct nvkm_vma *); int nv50_bar_new(struct nvkm_device *, int, struct nvkm_bar **); int g84_bar_new(struct nvkm_device *, int, struct nvkm_bar **); int gf100_bar_new(struct nvkm_device *, int, struct nvkm_bar **); int gk20a_bar_new(struct nvkm_device *, int, struct nvkm_bar **); +int gm107_bar_new(struct nvkm_device *, int, struct nvkm_bar **); +int gm20b_bar_new(struct nvkm_device *, int, struct nvkm_bar **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h index 4da68dd52619..adb78f7d083a 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h @@ -2,8 +2,7 @@ #ifndef __NVKM_FB_H__ #define __NVKM_FB_H__ #include <core/subdev.h> - -#include <subdev/mmu.h> +#include <core/mm.h> /* memory type/access flags, do not match hardware values */ #define NV_MEM_ACCESS_RO 1 @@ -22,22 +21,6 @@ #define NVKM_RAM_TYPE_VM 0x7f #define NV_MEM_COMP_VM 0x03 -struct nvkm_mem { - struct drm_device *dev; - - struct nvkm_vma bar_vma; - struct nvkm_vma vma[2]; - u8 page_shift; - - struct nvkm_mm_node *tag; - struct nvkm_mm_node *mem; - dma_addr_t *pages; - u32 memtype; - u64 offset; - u64 size; - struct sg_table *sg; -}; - struct nvkm_fb_tile { struct nvkm_mm_node *tag; u32 addr; @@ -51,6 +34,7 @@ struct nvkm_fb { struct nvkm_subdev subdev; struct nvkm_ram *ram; + struct nvkm_mm tags; struct { struct nvkm_fb_tile region[16]; @@ -63,7 +47,6 @@ struct nvkm_fb { struct nvkm_memory *mmu_wr; }; -bool nvkm_fb_memtype_valid(struct nvkm_fb *, u32 memtype); void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size, u32 pitch, u32 flags, struct nvkm_fb_tile *); void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *); @@ -130,8 +113,11 @@ struct nvkm_ram { u64 size; #define NVKM_RAM_MM_SHIFT 12 +#define NVKM_RAM_MM_ANY (NVKM_MM_HEAP_ANY + 0) +#define NVKM_RAM_MM_NORMAL (NVKM_MM_HEAP_ANY + 1) +#define NVKM_RAM_MM_NOMAP (NVKM_MM_HEAP_ANY + 2) +#define NVKM_RAM_MM_MIXED (NVKM_MM_HEAP_ANY + 3) struct nvkm_mm vram; - struct nvkm_mm tags; u64 stolen; int ranks; @@ -148,6 +134,10 @@ struct nvkm_ram { struct nvkm_ram_data target; }; +int +nvkm_ram_get(struct nvkm_device *, u8 heap, u8 type, u8 page, u64 size, + bool contig, bool back, struct nvkm_memory **); + struct nvkm_ram_func { u64 upper; u32 (*probe_fbp)(const struct nvkm_ram_func *, struct nvkm_device *, @@ -158,14 +148,8 @@ struct nvkm_ram_func { void *(*dtor)(struct nvkm_ram *); int (*init)(struct nvkm_ram *); - int (*get)(struct nvkm_ram *, u64 size, u32 align, u32 size_nc, - u32 type, struct nvkm_mem **); - void (*put)(struct nvkm_ram *, struct nvkm_mem **); - int (*calc)(struct nvkm_ram *, u32 freq); int (*prog)(struct nvkm_ram *); void (*tidy)(struct nvkm_ram *); }; - -extern const u8 gf100_pte_storage_type_map[256]; #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h index 91126fd29222..36ed520ed2d0 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/instmem.h @@ -10,6 +10,7 @@ struct nvkm_instmem { spinlock_t lock; struct list_head list; + struct list_head boot; u32 reserved; struct nvkm_memory *vbios; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h index 63b7ad1f9ce2..95b611554d53 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/ltc.h @@ -15,8 +15,7 @@ struct nvkm_ltc { u32 num_tags; u32 tag_base; - struct nvkm_mm tags; - struct nvkm_mm_node *tag_ram; + struct nvkm_memory *tag_ram; int zbc_min; int zbc_max; @@ -24,9 +23,7 @@ struct nvkm_ltc { u32 zbc_depth[NVKM_LTC_MAX_ZBC_CNT]; }; -int nvkm_ltc_tags_alloc(struct nvkm_ltc *, u32 count, struct nvkm_mm_node **); -void nvkm_ltc_tags_free(struct nvkm_ltc *, struct nvkm_mm_node **); -void nvkm_ltc_tags_clear(struct nvkm_ltc *, u32 first, u32 count); +void nvkm_ltc_tags_clear(struct nvkm_device *, u32 first, u32 count); int nvkm_ltc_zbc_color_get(struct nvkm_ltc *, int index, const u32[4]); int nvkm_ltc_zbc_depth_get(struct nvkm_ltc *, int index, const u32); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h index 0fdfc610ceb3..0760b93e9d1f 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/mmu.h @@ -2,68 +2,130 @@ #ifndef __NVKM_MMU_H__ #define __NVKM_MMU_H__ #include <core/subdev.h> -#include <core/mm.h> -struct nvkm_device; -struct nvkm_mem; - -struct nvkm_vm_pgt { - struct nvkm_memory *mem[2]; - u32 refcount[2]; -}; - -struct nvkm_vm_pgd { - struct list_head head; - struct nvkm_gpuobj *obj; -}; struct nvkm_vma { struct list_head head; - int refcount; - struct nvkm_vm *vm; - struct nvkm_mm_node *node; - u64 offset; - u32 access; + struct rb_node tree; + u64 addr; + u64 size:50; + bool mapref:1; /* PTs (de)referenced on (un)map (vs pre-allocated). */ + bool sparse:1; /* Unmapped PDEs/PTEs will not trigger MMU faults. */ +#define NVKM_VMA_PAGE_NONE 7 + u8 page:3; /* Requested page type (index, or NONE for automatic). */ + u8 refd:3; /* Current page type (index, or NONE for unreferenced). */ + bool used:1; /* Region allocated. */ + bool part:1; /* Region was split from an allocated region by map(). */ + bool user:1; /* Region user-allocated. */ + bool busy:1; /* Region busy (for temporarily preventing user access). */ + struct nvkm_memory *memory; /* Memory currently mapped into VMA. */ + struct nvkm_tags *tags; /* Compression tag reference. */ }; -struct nvkm_vm { +struct nvkm_vmm { + const struct nvkm_vmm_func *func; struct nvkm_mmu *mmu; - + const char *name; + u32 debug; + struct kref kref; struct mutex mutex; - struct nvkm_mm mm; - struct kref refcount; - struct list_head pgd_list; + u64 start; + u64 limit; + + struct nvkm_vmm_pt *pd; + struct list_head join; + + struct list_head list; + struct rb_root free; + struct rb_root root; + + bool bootstrapped; atomic_t engref[NVKM_SUBDEV_NR]; - struct nvkm_vm_pgt *pgt; - u32 fpde; - u32 lpde; + dma_addr_t null; + void *nullp; }; -int nvkm_vm_new(struct nvkm_device *, u64 offset, u64 length, u64 mm_offset, - struct lock_class_key *, struct nvkm_vm **); -int nvkm_vm_ref(struct nvkm_vm *, struct nvkm_vm **, struct nvkm_gpuobj *pgd); -int nvkm_vm_boot(struct nvkm_vm *, u64 size); -int nvkm_vm_get(struct nvkm_vm *, u64 size, u32 page_shift, u32 access, - struct nvkm_vma *); -void nvkm_vm_put(struct nvkm_vma *); -void nvkm_vm_map(struct nvkm_vma *, struct nvkm_mem *); -void nvkm_vm_map_at(struct nvkm_vma *, u64 offset, struct nvkm_mem *); -void nvkm_vm_unmap(struct nvkm_vma *); -void nvkm_vm_unmap_at(struct nvkm_vma *, u64 offset, u64 length); +int nvkm_vmm_new(struct nvkm_device *, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *, const char *name, struct nvkm_vmm **); +struct nvkm_vmm *nvkm_vmm_ref(struct nvkm_vmm *); +void nvkm_vmm_unref(struct nvkm_vmm **); +int nvkm_vmm_boot(struct nvkm_vmm *); +int nvkm_vmm_join(struct nvkm_vmm *, struct nvkm_memory *inst); +void nvkm_vmm_part(struct nvkm_vmm *, struct nvkm_memory *inst); +int nvkm_vmm_get(struct nvkm_vmm *, u8 page, u64 size, struct nvkm_vma **); +void nvkm_vmm_put(struct nvkm_vmm *, struct nvkm_vma **); + +struct nvkm_vmm_map { + struct nvkm_memory *memory; + u64 offset; + + struct nvkm_mm_node *mem; + struct scatterlist *sgl; + dma_addr_t *dma; + u64 off; + + const struct nvkm_vmm_page *page; + + struct nvkm_tags *tags; + u64 next; + u64 type; + u64 ctag; +}; + +int nvkm_vmm_map(struct nvkm_vmm *, struct nvkm_vma *, void *argv, u32 argc, + struct nvkm_vmm_map *); +void nvkm_vmm_unmap(struct nvkm_vmm *, struct nvkm_vma *); + +struct nvkm_memory *nvkm_umem_search(struct nvkm_client *, u64); +struct nvkm_vmm *nvkm_uvmm_search(struct nvkm_client *, u64 handle); struct nvkm_mmu { const struct nvkm_mmu_func *func; struct nvkm_subdev subdev; - u64 limit; u8 dma_bits; - u8 lpg_shift; + + int heap_nr; + struct { +#define NVKM_MEM_VRAM 0x01 +#define NVKM_MEM_HOST 0x02 +#define NVKM_MEM_COMP 0x04 +#define NVKM_MEM_DISP 0x08 + u8 type; + u64 size; + } heap[4]; + + int type_nr; + struct { +#define NVKM_MEM_KIND 0x10 +#define NVKM_MEM_MAPPABLE 0x20 +#define NVKM_MEM_COHERENT 0x40 +#define NVKM_MEM_UNCACHED 0x80 + u8 type; + u8 heap; + } type[16]; + + struct nvkm_vmm *vmm; + + struct { + struct mutex mutex; + struct list_head list; + } ptc, ptp; + + struct nvkm_device_oclass user; }; int nv04_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int nv41_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int nv44_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int nv50_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int g84_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); int gf100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gk104_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gk20a_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gm200_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gm20b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gp100_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); +int gp10b_mmu_new(struct nvkm_device *, int, struct nvkm_mmu **); #endif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h index 98fe1d0fd592..b1ac47eb786e 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/therm.h @@ -98,4 +98,5 @@ int gt215_therm_new(struct nvkm_device *, int, struct nvkm_therm **); int gf119_therm_new(struct nvkm_device *, int, struct nvkm_therm **); int gm107_therm_new(struct nvkm_device *, int, struct nvkm_therm **); int gm200_therm_new(struct nvkm_device *, int, struct nvkm_therm **); +int gp100_therm_new(struct nvkm_device *, int, struct nvkm_therm **); #endif diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c index f98f800cc011..ece650a0c5f9 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -34,6 +34,7 @@ #include "nouveau_gem.h" #include "nouveau_chan.h" #include "nouveau_abi16.h" +#include "nouveau_vmm.h" static struct nouveau_abi16 * nouveau_abi16(struct drm_file *file_priv) @@ -134,7 +135,7 @@ nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16, } if (chan->ntfy) { - nouveau_bo_vma_del(chan->ntfy, &chan->ntfy_vma); + nouveau_vma_del(&chan->ntfy_vma); nouveau_bo_unpin(chan->ntfy); drm_gem_object_unreference_unlocked(&chan->ntfy->gem); } @@ -184,29 +185,33 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS) getparam->value = device->info.chipset; break; case NOUVEAU_GETPARAM_PCI_VENDOR: - if (nvxx_device(device)->func->pci) + if (device->info.platform != NV_DEVICE_INFO_V0_SOC) getparam->value = dev->pdev->vendor; else getparam->value = 0; break; case NOUVEAU_GETPARAM_PCI_DEVICE: - if (nvxx_device(device)->func->pci) + if (device->info.platform != NV_DEVICE_INFO_V0_SOC) getparam->value = dev->pdev->device; else getparam->value = 0; break; case NOUVEAU_GETPARAM_BUS_TYPE: - if (!nvxx_device(device)->func->pci) - getparam->value = 3; - else - if (pci_find_capability(dev->pdev, PCI_CAP_ID_AGP)) - getparam->value = 0; - else - if (!pci_is_pcie(dev->pdev)) - getparam->value = 1; - else - getparam->value = 2; - break; + switch (device->info.platform) { + case NV_DEVICE_INFO_V0_AGP : getparam->value = 0; break; + case NV_DEVICE_INFO_V0_PCI : getparam->value = 1; break; + case NV_DEVICE_INFO_V0_PCIE: getparam->value = 2; break; + case NV_DEVICE_INFO_V0_SOC : getparam->value = 3; break; + case NV_DEVICE_INFO_V0_IGP : + if (!pci_is_pcie(dev->pdev)) + getparam->value = 1; + else + getparam->value = 2; + break; + default: + WARN_ON(1); + break; + } case NOUVEAU_GETPARAM_FB_SIZE: getparam->value = drm->gem.vram_available; break; @@ -329,8 +334,7 @@ nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS) goto done; if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { - ret = nouveau_bo_vma_add(chan->ntfy, cli->vm, - &chan->ntfy_vma); + ret = nouveau_vma_new(chan->ntfy, &cli->vmm, &chan->ntfy_vma); if (ret) goto done; } @@ -340,7 +344,7 @@ nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS) if (ret) goto done; - ret = nvkm_mm_init(&chan->heap, 0, PAGE_SIZE, 1); + ret = nvkm_mm_init(&chan->heap, 0, 0, PAGE_SIZE, 1); done: if (ret) nouveau_abi16_chan_fini(abi16, chan); @@ -548,8 +552,8 @@ nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS) if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { args.target = NV_DMA_V0_TARGET_VM; args.access = NV_DMA_V0_ACCESS_VM; - args.start += chan->ntfy_vma.offset; - args.limit += chan->ntfy_vma.offset; + args.start += chan->ntfy_vma->addr; + args.limit += chan->ntfy_vma->addr; } else if (drm->agp.bridge) { args.target = NV_DMA_V0_TARGET_AGP; diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.h b/drivers/gpu/drm/nouveau/nouveau_abi16.h index 441100aa2320..36fde1ff3ad5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.h +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.h @@ -24,7 +24,7 @@ struct nouveau_abi16_chan { struct nouveau_channel *chan; struct list_head notifiers; struct nouveau_bo *ntfy; - struct nvkm_vma ntfy_vma; + struct nouveau_vma *ntfy_vma; struct nvkm_mm heap; }; diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index dd6fba55ad5d..66bf2aff4a3e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -1478,9 +1478,13 @@ parse_dcb20_entry(struct drm_device *dev, struct dcb_table *dcb, case 1: entry->dpconf.link_bw = 270000; break; - default: + case 2: entry->dpconf.link_bw = 540000; break; + case 3: + default: + entry->dpconf.link_bw = 810000; + break; } switch ((conf & 0x0f000000) >> 24) { case 0xf: @@ -1964,7 +1968,7 @@ static int load_nv17_hw_sequencer_ucode(struct drm_device *dev, * The microcode entries are found by the "HWSQ" signature. */ - const uint8_t hwsq_signature[] = { 'H', 'W', 'S', 'Q' }; + static const uint8_t hwsq_signature[] = { 'H', 'W', 'S', 'Q' }; const int sz = sizeof(hwsq_signature); int hwsq_offset; @@ -1980,7 +1984,7 @@ uint8_t *nouveau_bios_embedded_edid(struct drm_device *dev) { struct nouveau_drm *drm = nouveau_drm(dev); struct nvbios *bios = &drm->vbios; - const uint8_t edid_sig[] = { + static const uint8_t edid_sig[] = { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 }; uint16_t offset = 0; uint16_t newoffset; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index e427f80344c4..2615912430cc 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -37,6 +37,12 @@ #include "nouveau_bo.h" #include "nouveau_ttm.h" #include "nouveau_gem.h" +#include "nouveau_mem.h" +#include "nouveau_vmm.h" + +#include <nvif/class.h> +#include <nvif/if500b.h> +#include <nvif/if900b.h> /* * NV10-NV40 tiling helpers @@ -48,8 +54,7 @@ nv10_bo_update_tile_region(struct drm_device *dev, struct nouveau_drm_tile *reg, { struct nouveau_drm *drm = nouveau_drm(dev); int i = reg - drm->tile.reg; - struct nvkm_device *device = nvxx_device(&drm->client.device); - struct nvkm_fb *fb = device->fb; + struct nvkm_fb *fb = nvxx_fb(&drm->client.device); struct nvkm_fb_tile *tile = &fb->tile.region[i]; nouveau_fence_unref(®->fence); @@ -97,7 +102,7 @@ nv10_bo_put_tile_region(struct drm_device *dev, struct nouveau_drm_tile *tile, static struct nouveau_drm_tile * nv10_bo_set_tiling(struct drm_device *dev, u32 addr, - u32 size, u32 pitch, u32 flags) + u32 size, u32 pitch, u32 zeta) { struct nouveau_drm *drm = nouveau_drm(dev); struct nvkm_fb *fb = nvxx_fb(&drm->client.device); @@ -120,8 +125,7 @@ nv10_bo_set_tiling(struct drm_device *dev, u32 addr, } if (found) - nv10_bo_update_tile_region(dev, found, addr, size, - pitch, flags); + nv10_bo_update_tile_region(dev, found, addr, size, pitch, zeta); return found; } @@ -155,27 +159,27 @@ nouveau_bo_fixup_align(struct nouveau_bo *nvbo, u32 flags, struct nvif_device *device = &drm->client.device; if (device->info.family < NV_DEVICE_INFO_V0_TESLA) { - if (nvbo->tile_mode) { + if (nvbo->mode) { if (device->info.chipset >= 0x40) { *align = 65536; - *size = roundup_64(*size, 64 * nvbo->tile_mode); + *size = roundup_64(*size, 64 * nvbo->mode); } else if (device->info.chipset >= 0x30) { *align = 32768; - *size = roundup_64(*size, 64 * nvbo->tile_mode); + *size = roundup_64(*size, 64 * nvbo->mode); } else if (device->info.chipset >= 0x20) { *align = 16384; - *size = roundup_64(*size, 64 * nvbo->tile_mode); + *size = roundup_64(*size, 64 * nvbo->mode); } else if (device->info.chipset >= 0x10) { *align = 16384; - *size = roundup_64(*size, 32 * nvbo->tile_mode); + *size = roundup_64(*size, 32 * nvbo->mode); } } } else { - *size = roundup_64(*size, (1 << nvbo->page_shift)); - *align = max((1 << nvbo->page_shift), *align); + *size = roundup_64(*size, (1 << nvbo->page)); + *align = max((1 << nvbo->page), *align); } *size = roundup_64(*size, PAGE_SIZE); @@ -187,11 +191,13 @@ nouveau_bo_new(struct nouveau_cli *cli, u64 size, int align, struct sg_table *sg, struct reservation_object *robj, struct nouveau_bo **pnvbo) { - struct nouveau_drm *drm = nouveau_drm(cli->dev); + struct nouveau_drm *drm = cli->drm; struct nouveau_bo *nvbo; + struct nvif_mmu *mmu = &cli->mmu; + struct nvif_vmm *vmm = &cli->vmm.vmm; size_t acc_size; - int ret; int type = ttm_bo_type_device; + int ret, i, pi = -1; if (!size) { NV_WARN(drm, "skipped size %016llx\n", size); @@ -207,19 +213,80 @@ nouveau_bo_new(struct nouveau_cli *cli, u64 size, int align, INIT_LIST_HEAD(&nvbo->head); INIT_LIST_HEAD(&nvbo->entry); INIT_LIST_HEAD(&nvbo->vma_list); - nvbo->tile_mode = tile_mode; - nvbo->tile_flags = tile_flags; nvbo->bo.bdev = &drm->ttm.bdev; nvbo->cli = cli; - if (!nvxx_device(&drm->client.device)->func->cpu_coherent) - nvbo->force_coherent = flags & TTM_PL_FLAG_UNCACHED; + /* This is confusing, and doesn't actually mean we want an uncached + * mapping, but is what NOUVEAU_GEM_DOMAIN_COHERENT gets translated + * into in nouveau_gem_new(). + */ + if (flags & TTM_PL_FLAG_UNCACHED) { + /* Determine if we can get a cache-coherent map, forcing + * uncached mapping if we can't. + */ + if (mmu->type[drm->ttm.type_host].type & NVIF_MEM_UNCACHED) + nvbo->force_coherent = true; + } + + if (cli->device.info.family >= NV_DEVICE_INFO_V0_FERMI) { + nvbo->kind = (tile_flags & 0x0000ff00) >> 8; + if (!nvif_mmu_kind_valid(mmu, nvbo->kind)) { + kfree(nvbo); + return -EINVAL; + } + + nvbo->comp = mmu->kind[nvbo->kind] != nvbo->kind; + } else + if (cli->device.info.family >= NV_DEVICE_INFO_V0_TESLA) { + nvbo->kind = (tile_flags & 0x00007f00) >> 8; + nvbo->comp = (tile_flags & 0x00030000) >> 16; + if (!nvif_mmu_kind_valid(mmu, nvbo->kind)) { + kfree(nvbo); + return -EINVAL; + } + } else { + nvbo->zeta = (tile_flags & 0x00000007); + } + nvbo->mode = tile_mode; + nvbo->contig = !(tile_flags & NOUVEAU_GEM_TILE_NONCONTIG); + + /* Determine the desirable target GPU page size for the buffer. */ + for (i = 0; i < vmm->page_nr; i++) { + /* Because we cannot currently allow VMM maps to fail + * during buffer migration, we need to determine page + * size for the buffer up-front, and pre-allocate its + * page tables. + * + * Skip page sizes that can't support needed domains. + */ + if (cli->device.info.family > NV_DEVICE_INFO_V0_CURIE && + (flags & TTM_PL_FLAG_VRAM) && !vmm->page[i].vram) + continue; + if ((flags & TTM_PL_FLAG_TT ) && !vmm->page[i].host) + continue; + + /* Select this page size if it's the first that supports + * the potential memory domains, or when it's compatible + * with the requested compression settings. + */ + if (pi < 0 || !nvbo->comp || vmm->page[i].comp) + pi = i; + + /* Stop once the buffer is larger than the current page size. */ + if (size >= 1ULL << vmm->page[i].shift) + break; + } + + if (WARN_ON(pi < 0)) + return -EINVAL; - nvbo->page_shift = 12; - if (drm->client.vm) { - if (!(flags & TTM_PL_FLAG_TT) && size > 256 * 1024) - nvbo->page_shift = drm->client.vm->mmu->lpg_shift; + /* Disable compression if suitable settings couldn't be found. */ + if (nvbo->comp && !vmm->page[pi].comp) { + if (mmu->object.oclass >= NVIF_CLASS_MMU_GF100) + nvbo->kind = mmu->kind[nvbo->kind]; + nvbo->comp = 0; } + nvbo->page = vmm->page[pi].shift; nouveau_bo_fixup_align(nvbo, flags, &align, &size); nvbo->bo.mem.num_pages = size >> PAGE_SHIFT; @@ -262,7 +329,7 @@ set_placement_range(struct nouveau_bo *nvbo, uint32_t type) unsigned i, fpfn, lpfn; if (drm->client.device.info.family == NV_DEVICE_INFO_V0_CELSIUS && - nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM) && + nvbo->mode && (type & TTM_PL_FLAG_VRAM) && nvbo->bo.mem.num_pages < vram_pages / 4) { /* * Make sure that the color and depth buffers are handled @@ -270,7 +337,7 @@ set_placement_range(struct nouveau_bo *nvbo, uint32_t type) * speed up when alpha-blending and depth-test are enabled * at the same time. */ - if (nvbo->tile_flags & NOUVEAU_GEM_TILE_ZETA) { + if (nvbo->zeta) { fpfn = vram_pages / 2; lpfn = ~0; } else { @@ -321,14 +388,10 @@ nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype, bool contig) if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA && memtype == TTM_PL_FLAG_VRAM && contig) { - if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) { - if (bo->mem.mem_type == TTM_PL_VRAM) { - struct nvkm_mem *mem = bo->mem.mm_node; - if (!nvkm_mm_contiguous(mem->mem)) - evict = true; - } - nvbo->tile_flags &= ~NOUVEAU_GEM_TILE_NONCONTIG; + if (!nvbo->contig) { + nvbo->contig = true; force = true; + evict = true; } } @@ -376,7 +439,7 @@ nouveau_bo_pin(struct nouveau_bo *nvbo, uint32_t memtype, bool contig) out: if (force && ret) - nvbo->tile_flags |= NOUVEAU_GEM_TILE_NONCONTIG; + nvbo->contig = false; ttm_bo_unreserve(bo); return ret; } @@ -446,7 +509,6 @@ void nouveau_bo_sync_for_device(struct nouveau_bo *nvbo) { struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); - struct nvkm_device *device = nvxx_device(&drm->client.device); struct ttm_dma_tt *ttm_dma = (struct ttm_dma_tt *)nvbo->bo.ttm; int i; @@ -458,7 +520,8 @@ nouveau_bo_sync_for_device(struct nouveau_bo *nvbo) return; for (i = 0; i < ttm_dma->ttm.num_pages; i++) - dma_sync_single_for_device(device->dev, ttm_dma->dma_address[i], + dma_sync_single_for_device(drm->dev->dev, + ttm_dma->dma_address[i], PAGE_SIZE, DMA_TO_DEVICE); } @@ -466,7 +529,6 @@ void nouveau_bo_sync_for_cpu(struct nouveau_bo *nvbo) { struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); - struct nvkm_device *device = nvxx_device(&drm->client.device); struct ttm_dma_tt *ttm_dma = (struct ttm_dma_tt *)nvbo->bo.ttm; int i; @@ -478,7 +540,7 @@ nouveau_bo_sync_for_cpu(struct nouveau_bo *nvbo) return; for (i = 0; i < ttm_dma->ttm.num_pages; i++) - dma_sync_single_for_cpu(device->dev, ttm_dma->dma_address[i], + dma_sync_single_for_cpu(drm->dev->dev, ttm_dma->dma_address[i], PAGE_SIZE, DMA_FROM_DEVICE); } @@ -568,6 +630,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, struct ttm_mem_type_manager *man) { struct nouveau_drm *drm = nouveau_bdev(bdev); + struct nvif_mmu *mmu = &drm->client.mmu; switch (type) { case TTM_PL_SYSTEM: @@ -584,7 +647,8 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) { /* Some BARs do not support being ioremapped WC */ - if (nvxx_bar(&drm->client.device)->iomap_uncached) { + const u8 type = mmu->type[drm->ttm.type_vram].type; + if (type & NVIF_MEM_UNCACHED) { man->available_caching = TTM_PL_FLAG_UNCACHED; man->default_caching = TTM_PL_FLAG_UNCACHED; } @@ -659,14 +723,14 @@ static int nve0_bo_move_copy(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; + struct nouveau_mem *mem = nouveau_mem(old_reg); int ret = RING_SPACE(chan, 10); if (ret == 0) { BEGIN_NVC0(chan, NvSubCopy, 0x0400, 8); - OUT_RING (chan, upper_32_bits(mem->vma[0].offset)); - OUT_RING (chan, lower_32_bits(mem->vma[0].offset)); - OUT_RING (chan, upper_32_bits(mem->vma[1].offset)); - OUT_RING (chan, lower_32_bits(mem->vma[1].offset)); + OUT_RING (chan, upper_32_bits(mem->vma[0].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[0].addr)); + OUT_RING (chan, upper_32_bits(mem->vma[1].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[1].addr)); OUT_RING (chan, PAGE_SIZE); OUT_RING (chan, PAGE_SIZE); OUT_RING (chan, PAGE_SIZE); @@ -691,9 +755,9 @@ static int nvc0_bo_move_copy(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; - u64 src_offset = mem->vma[0].offset; - u64 dst_offset = mem->vma[1].offset; + struct nouveau_mem *mem = nouveau_mem(old_reg); + u64 src_offset = mem->vma[0].addr; + u64 dst_offset = mem->vma[1].addr; u32 page_count = new_reg->num_pages; int ret; @@ -729,9 +793,9 @@ static int nvc0_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; - u64 src_offset = mem->vma[0].offset; - u64 dst_offset = mem->vma[1].offset; + struct nouveau_mem *mem = nouveau_mem(old_reg); + u64 src_offset = mem->vma[0].addr; + u64 dst_offset = mem->vma[1].addr; u32 page_count = new_reg->num_pages; int ret; @@ -768,9 +832,9 @@ static int nva3_bo_move_copy(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; - u64 src_offset = mem->vma[0].offset; - u64 dst_offset = mem->vma[1].offset; + struct nouveau_mem *mem = nouveau_mem(old_reg); + u64 src_offset = mem->vma[0].addr; + u64 dst_offset = mem->vma[1].addr; u32 page_count = new_reg->num_pages; int ret; @@ -806,14 +870,14 @@ static int nv98_bo_move_exec(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; + struct nouveau_mem *mem = nouveau_mem(old_reg); int ret = RING_SPACE(chan, 7); if (ret == 0) { BEGIN_NV04(chan, NvSubCopy, 0x0320, 6); - OUT_RING (chan, upper_32_bits(mem->vma[0].offset)); - OUT_RING (chan, lower_32_bits(mem->vma[0].offset)); - OUT_RING (chan, upper_32_bits(mem->vma[1].offset)); - OUT_RING (chan, lower_32_bits(mem->vma[1].offset)); + OUT_RING (chan, upper_32_bits(mem->vma[0].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[0].addr)); + OUT_RING (chan, upper_32_bits(mem->vma[1].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[1].addr)); OUT_RING (chan, 0x00000000 /* COPY */); OUT_RING (chan, new_reg->num_pages << PAGE_SHIFT); } @@ -824,15 +888,15 @@ static int nv84_bo_move_exec(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; + struct nouveau_mem *mem = nouveau_mem(old_reg); int ret = RING_SPACE(chan, 7); if (ret == 0) { BEGIN_NV04(chan, NvSubCopy, 0x0304, 6); OUT_RING (chan, new_reg->num_pages << PAGE_SHIFT); - OUT_RING (chan, upper_32_bits(mem->vma[0].offset)); - OUT_RING (chan, lower_32_bits(mem->vma[0].offset)); - OUT_RING (chan, upper_32_bits(mem->vma[1].offset)); - OUT_RING (chan, lower_32_bits(mem->vma[1].offset)); + OUT_RING (chan, upper_32_bits(mem->vma[0].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[0].addr)); + OUT_RING (chan, upper_32_bits(mem->vma[1].addr)); + OUT_RING (chan, lower_32_bits(mem->vma[1].addr)); OUT_RING (chan, 0x00000000 /* MODE_COPY, QUERY_NONE */); } return ret; @@ -858,12 +922,12 @@ static int nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, struct ttm_mem_reg *old_reg, struct ttm_mem_reg *new_reg) { - struct nvkm_mem *mem = old_reg->mm_node; + struct nouveau_mem *mem = nouveau_mem(old_reg); u64 length = (new_reg->num_pages << PAGE_SHIFT); - u64 src_offset = mem->vma[0].offset; - u64 dst_offset = mem->vma[1].offset; - int src_tiled = !!mem->memtype; - int dst_tiled = !!((struct nvkm_mem *)new_reg->mm_node)->memtype; + u64 src_offset = mem->vma[0].addr; + u64 dst_offset = mem->vma[1].addr; + int src_tiled = !!mem->kind; + int dst_tiled = !!nouveau_mem(new_reg)->kind; int ret; while (length) { @@ -1000,25 +1064,31 @@ static int nouveau_bo_move_prep(struct nouveau_drm *drm, struct ttm_buffer_object *bo, struct ttm_mem_reg *reg) { - struct nvkm_mem *old_mem = bo->mem.mm_node; - struct nvkm_mem *new_mem = reg->mm_node; - u64 size = (u64)reg->num_pages << PAGE_SHIFT; + struct nouveau_mem *old_mem = nouveau_mem(&bo->mem); + struct nouveau_mem *new_mem = nouveau_mem(reg); + struct nvif_vmm *vmm = &drm->client.vmm.vmm; int ret; - ret = nvkm_vm_get(drm->client.vm, size, old_mem->page_shift, - NV_MEM_ACCESS_RW, &old_mem->vma[0]); + ret = nvif_vmm_get(vmm, LAZY, false, old_mem->mem.page, 0, + old_mem->mem.size, &old_mem->vma[0]); if (ret) return ret; - ret = nvkm_vm_get(drm->client.vm, size, new_mem->page_shift, - NV_MEM_ACCESS_RW, &old_mem->vma[1]); + ret = nvif_vmm_get(vmm, LAZY, false, new_mem->mem.page, 0, + new_mem->mem.size, &old_mem->vma[1]); + if (ret) + goto done; + + ret = nouveau_mem_map(old_mem, vmm, &old_mem->vma[0]); + if (ret) + goto done; + + ret = nouveau_mem_map(new_mem, vmm, &old_mem->vma[1]); +done: if (ret) { - nvkm_vm_put(&old_mem->vma[0]); - return ret; + nvif_vmm_put(vmm, &old_mem->vma[1]); + nvif_vmm_put(vmm, &old_mem->vma[0]); } - - nvkm_vm_map(&old_mem->vma[0], old_mem); - nvkm_vm_map(&old_mem->vma[1], new_mem); return 0; } @@ -1200,21 +1270,23 @@ static void nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, bool evict, struct ttm_mem_reg *new_reg) { + struct nouveau_mem *mem = new_reg ? nouveau_mem(new_reg) : NULL; struct nouveau_bo *nvbo = nouveau_bo(bo); - struct nvkm_vma *vma; + struct nouveau_vma *vma; /* ttm can now (stupidly) pass the driver bos it didn't create... */ if (bo->destroy != nouveau_bo_del_ttm) return; - list_for_each_entry(vma, &nvbo->vma_list, head) { - if (new_reg && new_reg->mem_type != TTM_PL_SYSTEM && - (new_reg->mem_type == TTM_PL_VRAM || - nvbo->page_shift != vma->vm->mmu->lpg_shift)) { - nvkm_vm_map(vma, new_reg->mm_node); - } else { + if (mem && new_reg->mem_type != TTM_PL_SYSTEM && + mem->mem.page == nvbo->page) { + list_for_each_entry(vma, &nvbo->vma_list, head) { + nouveau_vma_map(vma, mem); + } + } else { + list_for_each_entry(vma, &nvbo->vma_list, head) { WARN_ON(ttm_bo_wait(bo, false, false)); - nvkm_vm_unmap(vma); + nouveau_vma_unmap(vma); } } } @@ -1234,8 +1306,7 @@ nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_reg, if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_CELSIUS) { *new_tile = nv10_bo_set_tiling(dev, offset, new_reg->size, - nvbo->tile_mode, - nvbo->tile_flags); + nvbo->mode, nvbo->zeta); } return 0; @@ -1331,8 +1402,7 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) struct ttm_mem_type_manager *man = &bdev->man[reg->mem_type]; struct nouveau_drm *drm = nouveau_bdev(bdev); struct nvkm_device *device = nvxx_device(&drm->client.device); - struct nvkm_mem *mem = reg->mm_node; - int ret; + struct nouveau_mem *mem = nouveau_mem(reg); reg->bus.addr = NULL; reg->bus.offset = 0; @@ -1353,7 +1423,7 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) reg->bus.is_iomem = !drm->agp.cma; } #endif - if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA || !mem->memtype) + if (drm->client.mem->oclass < NVIF_CLASS_MEM_NV50 || !mem->kind) /* untiled */ break; /* fallthrough, tiled memory */ @@ -1361,19 +1431,40 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) reg->bus.offset = reg->start << PAGE_SHIFT; reg->bus.base = device->func->resource_addr(device, 1); reg->bus.is_iomem = true; - if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) { - struct nvkm_bar *bar = nvxx_bar(&drm->client.device); - int page_shift = 12; - if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_FERMI) - page_shift = mem->page_shift; + if (drm->client.mem->oclass >= NVIF_CLASS_MEM_NV50) { + union { + struct nv50_mem_map_v0 nv50; + struct gf100_mem_map_v0 gf100; + } args; + u64 handle, length; + u32 argc = 0; + int ret; + + switch (mem->mem.object.oclass) { + case NVIF_CLASS_MEM_NV50: + args.nv50.version = 0; + args.nv50.ro = 0; + args.nv50.kind = mem->kind; + args.nv50.comp = mem->comp; + break; + case NVIF_CLASS_MEM_GF100: + args.gf100.version = 0; + args.gf100.ro = 0; + args.gf100.kind = mem->kind; + break; + default: + WARN_ON(1); + break; + } - ret = nvkm_bar_umap(bar, mem->size << 12, page_shift, - &mem->bar_vma); - if (ret) - return ret; + ret = nvif_object_map_handle(&mem->mem.object, + &argc, argc, + &handle, &length); + if (ret != 1) + return ret ? ret : -EINVAL; - nvkm_vm_map(&mem->bar_vma, mem); - reg->bus.offset = mem->bar_vma.offset; + reg->bus.base = 0; + reg->bus.offset = handle; } break; default: @@ -1385,13 +1476,22 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) static void nouveau_ttm_io_mem_free(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) { - struct nvkm_mem *mem = reg->mm_node; - - if (!mem->bar_vma.node) - return; + struct nouveau_drm *drm = nouveau_bdev(bdev); + struct nouveau_mem *mem = nouveau_mem(reg); - nvkm_vm_unmap(&mem->bar_vma); - nvkm_vm_put(&mem->bar_vma); + if (drm->client.mem->oclass >= NVIF_CLASS_MEM_NV50) { + switch (reg->mem_type) { + case TTM_PL_TT: + if (mem->kind) + nvif_object_unmap_handle(&mem->mem.object); + break; + case TTM_PL_VRAM: + nvif_object_unmap_handle(&mem->mem.object); + break; + default: + break; + } + } } static int @@ -1408,7 +1508,7 @@ nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo) */ if (bo->mem.mem_type != TTM_PL_VRAM) { if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA || - !nouveau_bo_tile_layout(nvbo)) + !nvbo->kind) return 0; if (bo->mem.mem_type == TTM_PL_SYSTEM) { @@ -1445,9 +1545,7 @@ nouveau_ttm_tt_populate(struct ttm_tt *ttm) { struct ttm_dma_tt *ttm_dma = (void *)ttm; struct nouveau_drm *drm; - struct nvkm_device *device; - struct drm_device *dev; - struct device *pdev; + struct device *dev; unsigned i; int r; bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG); @@ -1464,9 +1562,7 @@ nouveau_ttm_tt_populate(struct ttm_tt *ttm) } drm = nouveau_bdev(ttm->bdev); - device = nvxx_device(&drm->client.device); - dev = drm->dev; - pdev = device->dev; + dev = drm->dev->dev; #if IS_ENABLED(CONFIG_AGP) if (drm->agp.bridge) { @@ -1476,7 +1572,7 @@ nouveau_ttm_tt_populate(struct ttm_tt *ttm) #if IS_ENABLED(CONFIG_SWIOTLB) && IS_ENABLED(CONFIG_X86) if (swiotlb_nr_tbl()) { - return ttm_dma_populate((void *)ttm, dev->dev); + return ttm_dma_populate((void *)ttm, dev); } #endif @@ -1488,12 +1584,12 @@ nouveau_ttm_tt_populate(struct ttm_tt *ttm) for (i = 0; i < ttm->num_pages; i++) { dma_addr_t addr; - addr = dma_map_page(pdev, ttm->pages[i], 0, PAGE_SIZE, + addr = dma_map_page(dev, ttm->pages[i], 0, PAGE_SIZE, DMA_BIDIRECTIONAL); - if (dma_mapping_error(pdev, addr)) { + if (dma_mapping_error(dev, addr)) { while (i--) { - dma_unmap_page(pdev, ttm_dma->dma_address[i], + dma_unmap_page(dev, ttm_dma->dma_address[i], PAGE_SIZE, DMA_BIDIRECTIONAL); ttm_dma->dma_address[i] = 0; } @@ -1511,9 +1607,7 @@ nouveau_ttm_tt_unpopulate(struct ttm_tt *ttm) { struct ttm_dma_tt *ttm_dma = (void *)ttm; struct nouveau_drm *drm; - struct nvkm_device *device; - struct drm_device *dev; - struct device *pdev; + struct device *dev; unsigned i; bool slave = !!(ttm->page_flags & TTM_PAGE_FLAG_SG); @@ -1521,9 +1615,7 @@ nouveau_ttm_tt_unpopulate(struct ttm_tt *ttm) return; drm = nouveau_bdev(ttm->bdev); - device = nvxx_device(&drm->client.device); - dev = drm->dev; - pdev = device->dev; + dev = drm->dev->dev; #if IS_ENABLED(CONFIG_AGP) if (drm->agp.bridge) { @@ -1534,14 +1626,14 @@ nouveau_ttm_tt_unpopulate(struct ttm_tt *ttm) #if IS_ENABLED(CONFIG_SWIOTLB) && IS_ENABLED(CONFIG_X86) if (swiotlb_nr_tbl()) { - ttm_dma_unpopulate((void *)ttm, dev->dev); + ttm_dma_unpopulate((void *)ttm, dev); return; } #endif for (i = 0; i < ttm->num_pages; i++) { if (ttm_dma->dma_address[i]) { - dma_unmap_page(pdev, ttm_dma->dma_address[i], PAGE_SIZE, + dma_unmap_page(dev, ttm_dma->dma_address[i], PAGE_SIZE, DMA_BIDIRECTIONAL); } } @@ -1576,48 +1668,3 @@ struct ttm_bo_driver nouveau_bo_driver = { .io_mem_free = &nouveau_ttm_io_mem_free, .io_mem_pfn = ttm_bo_default_io_mem_pfn, }; - -struct nvkm_vma * -nouveau_bo_vma_find(struct nouveau_bo *nvbo, struct nvkm_vm *vm) -{ - struct nvkm_vma *vma; - list_for_each_entry(vma, &nvbo->vma_list, head) { - if (vma->vm == vm) - return vma; - } - - return NULL; -} - -int -nouveau_bo_vma_add(struct nouveau_bo *nvbo, struct nvkm_vm *vm, - struct nvkm_vma *vma) -{ - const u32 size = nvbo->bo.mem.num_pages << PAGE_SHIFT; - int ret; - - ret = nvkm_vm_get(vm, size, nvbo->page_shift, - NV_MEM_ACCESS_RW, vma); - if (ret) - return ret; - - if ( nvbo->bo.mem.mem_type != TTM_PL_SYSTEM && - (nvbo->bo.mem.mem_type == TTM_PL_VRAM || - nvbo->page_shift != vma->vm->mmu->lpg_shift)) - nvkm_vm_map(vma, nvbo->bo.mem.mm_node); - - list_add_tail(&vma->head, &nvbo->vma_list); - vma->refcount = 1; - return 0; -} - -void -nouveau_bo_vma_del(struct nouveau_bo *nvbo, struct nvkm_vma *vma) -{ - if (vma->node) { - if (nvbo->bo.mem.mem_type != TTM_PL_SYSTEM) - nvkm_vm_unmap(vma); - nvkm_vm_put(vma); - list_del(&vma->head); - } -} diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.h b/drivers/gpu/drm/nouveau/nouveau_bo.h index 4caade5dee50..7b5cc5c73d20 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.h +++ b/drivers/gpu/drm/nouveau/nouveau_bo.h @@ -25,12 +25,16 @@ struct nouveau_bo { bool validate_mapped; struct list_head vma_list; - unsigned page_shift; struct nouveau_cli *cli; - u32 tile_mode; - u32 tile_flags; + unsigned contig:1; + unsigned page:5; + unsigned kind:8; + unsigned comp:3; + unsigned zeta:3; + unsigned mode; + struct nouveau_drm_tile *tile; /* Only valid if allocated via nouveau_gem_new() and iff you hold a @@ -90,13 +94,6 @@ int nouveau_bo_validate(struct nouveau_bo *, bool interruptible, void nouveau_bo_sync_for_device(struct nouveau_bo *nvbo); void nouveau_bo_sync_for_cpu(struct nouveau_bo *nvbo); -struct nvkm_vma * -nouveau_bo_vma_find(struct nouveau_bo *, struct nvkm_vm *); - -int nouveau_bo_vma_add(struct nouveau_bo *, struct nvkm_vm *, - struct nvkm_vma *); -void nouveau_bo_vma_del(struct nouveau_bo *, struct nvkm_vma *); - /* TODO: submit equivalent to TTM generic API upstream? */ static inline void __iomem * nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo) diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c index dbc41fa86ee8..af1116655910 100644 --- a/drivers/gpu/drm/nouveau/nouveau_chan.c +++ b/drivers/gpu/drm/nouveau/nouveau_chan.c @@ -40,6 +40,7 @@ #include "nouveau_chan.h" #include "nouveau_fence.h" #include "nouveau_abi16.h" +#include "nouveau_vmm.h" MODULE_PARM_DESC(vram_pushbuf, "Create DMA push buffers in VRAM"); int nouveau_vram_pushbuf; @@ -83,6 +84,14 @@ nouveau_channel_del(struct nouveau_channel **pchan) { struct nouveau_channel *chan = *pchan; if (chan) { + struct nouveau_cli *cli = (void *)chan->user.client; + bool super; + + if (cli) { + super = cli->base.super; + cli->base.super = true; + } + if (chan->fence) nouveau_fence(chan->drm)->context_del(chan); nvif_object_fini(&chan->nvsw); @@ -91,12 +100,15 @@ nouveau_channel_del(struct nouveau_channel **pchan) nvif_notify_fini(&chan->kill); nvif_object_fini(&chan->user); nvif_object_fini(&chan->push.ctxdma); - nouveau_bo_vma_del(chan->push.buffer, &chan->push.vma); + nouveau_vma_del(&chan->push.vma); nouveau_bo_unmap(chan->push.buffer); if (chan->push.buffer && chan->push.buffer->pin_refcnt) nouveau_bo_unpin(chan->push.buffer); nouveau_bo_ref(NULL, &chan->push.buffer); kfree(chan); + + if (cli) + cli->base.super = super; } *pchan = NULL; } @@ -106,7 +118,6 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device, u32 size, struct nouveau_channel **pchan) { struct nouveau_cli *cli = (void *)device->object.client; - struct nvkm_mmu *mmu = nvxx_mmu(device); struct nv_dma_v0 args = {}; struct nouveau_channel *chan; u32 target; @@ -142,11 +153,11 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device, * pushbuf lives in, this is because the GEM code requires that * we be able to call out to other (indirect) push buffers */ - chan->push.vma.offset = chan->push.buffer->bo.offset; + chan->push.addr = chan->push.buffer->bo.offset; if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) { - ret = nouveau_bo_vma_add(chan->push.buffer, cli->vm, - &chan->push.vma); + ret = nouveau_vma_new(chan->push.buffer, &cli->vmm, + &chan->push.vma); if (ret) { nouveau_channel_del(pchan); return ret; @@ -155,7 +166,9 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device, args.target = NV_DMA_V0_TARGET_VM; args.access = NV_DMA_V0_ACCESS_VM; args.start = 0; - args.limit = cli->vm->mmu->limit - 1; + args.limit = cli->vmm.vmm.limit - 1; + + chan->push.addr = chan->push.vma->addr; } else if (chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM) { if (device->info.family == NV_DEVICE_INFO_V0_TNT) { @@ -185,7 +198,7 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device, args.target = NV_DMA_V0_TARGET_VM; args.access = NV_DMA_V0_ACCESS_RDWR; args.start = 0; - args.limit = mmu->limit - 1; + args.limit = cli->vmm.vmm.limit - 1; } } @@ -203,6 +216,7 @@ static int nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device, u32 engine, struct nouveau_channel **pchan) { + struct nouveau_cli *cli = (void *)device->object.client; static const u16 oclasses[] = { PASCAL_CHANNEL_GPFIFO_A, MAXWELL_CHANNEL_GPFIFO_A, KEPLER_CHANNEL_GPFIFO_B, @@ -233,22 +247,22 @@ nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device, args.kepler.version = 0; args.kepler.engines = engine; args.kepler.ilength = 0x02000; - args.kepler.ioffset = 0x10000 + chan->push.vma.offset; - args.kepler.vm = 0; + args.kepler.ioffset = 0x10000 + chan->push.addr; + args.kepler.vmm = nvif_handle(&cli->vmm.vmm.object); size = sizeof(args.kepler); } else if (oclass[0] >= FERMI_CHANNEL_GPFIFO) { args.fermi.version = 0; args.fermi.ilength = 0x02000; - args.fermi.ioffset = 0x10000 + chan->push.vma.offset; - args.fermi.vm = 0; + args.fermi.ioffset = 0x10000 + chan->push.addr; + args.fermi.vmm = nvif_handle(&cli->vmm.vmm.object); size = sizeof(args.fermi); } else { args.nv50.version = 0; args.nv50.ilength = 0x02000; - args.nv50.ioffset = 0x10000 + chan->push.vma.offset; + args.nv50.ioffset = 0x10000 + chan->push.addr; args.nv50.pushbuf = nvif_handle(&chan->push.ctxdma); - args.nv50.vm = 0; + args.nv50.vmm = nvif_handle(&cli->vmm.vmm.object); size = sizeof(args.nv50); } @@ -293,7 +307,7 @@ nouveau_channel_dma(struct nouveau_drm *drm, struct nvif_device *device, /* create channel object */ args.version = 0; args.pushbuf = nvif_handle(&chan->push.ctxdma); - args.offset = chan->push.vma.offset; + args.offset = chan->push.addr; do { ret = nvif_object_init(&device->object, 0, *oclass++, @@ -314,11 +328,10 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart) struct nvif_device *device = chan->device; struct nouveau_cli *cli = (void *)chan->user.client; struct nouveau_drm *drm = chan->drm; - struct nvkm_mmu *mmu = nvxx_mmu(device); struct nv_dma_v0 args = {}; int ret, i; - nvif_object_map(&chan->user); + nvif_object_map(&chan->user, NULL, 0); if (chan->user.oclass >= FERMI_CHANNEL_GPFIFO) { ret = nvif_notify_init(&chan->user, nouveau_channel_killed, @@ -339,7 +352,7 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart) args.target = NV_DMA_V0_TARGET_VM; args.access = NV_DMA_V0_ACCESS_VM; args.start = 0; - args.limit = cli->vm->mmu->limit - 1; + args.limit = cli->vmm.vmm.limit - 1; } else { args.target = NV_DMA_V0_TARGET_VRAM; args.access = NV_DMA_V0_ACCESS_RDWR; @@ -356,7 +369,7 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart) args.target = NV_DMA_V0_TARGET_VM; args.access = NV_DMA_V0_ACCESS_VM; args.start = 0; - args.limit = cli->vm->mmu->limit - 1; + args.limit = cli->vmm.vmm.limit - 1; } else if (chan->drm->agp.bridge) { args.target = NV_DMA_V0_TARGET_AGP; @@ -368,7 +381,7 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart) args.target = NV_DMA_V0_TARGET_VM; args.access = NV_DMA_V0_ACCESS_RDWR; args.start = 0; - args.limit = mmu->limit - 1; + args.limit = cli->vmm.vmm.limit - 1; } ret = nvif_object_init(&chan->user, gart, NV_DMA_IN_MEMORY, diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.h b/drivers/gpu/drm/nouveau/nouveau_chan.h index 9463a78613cb..14607c16a2bd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_chan.h +++ b/drivers/gpu/drm/nouveau/nouveau_chan.h @@ -17,8 +17,9 @@ struct nouveau_channel { struct { struct nouveau_bo *buffer; - struct nvkm_vma vma; + struct nouveau_vma *vma; struct nvif_object ctxdma; + u64 addr; } push; /* TODO: this will be reworked in the near future */ diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 70d8e0d69ad5..69d6e61a01ec 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -373,7 +373,7 @@ find_encoder(struct drm_connector *connector, int type) if (!id) break; - enc = drm_encoder_find(dev, id); + enc = drm_encoder_find(dev, NULL, id); if (!enc) continue; nv_encoder = nouveau_encoder(enc); @@ -441,7 +441,7 @@ nouveau_connector_ddc_detect(struct drm_connector *connector) if (id == 0) break; - encoder = drm_encoder_find(dev, id); + encoder = drm_encoder_find(dev, NULL, id); if (!encoder) continue; nv_encoder = nouveau_encoder(encoder); diff --git a/drivers/gpu/drm/nouveau/nouveau_display.h b/drivers/gpu/drm/nouveau/nouveau_display.h index 34cd144681b9..270ba56f2756 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.h +++ b/drivers/gpu/drm/nouveau/nouveau_display.h @@ -1,15 +1,12 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef __NOUVEAU_DISPLAY_H__ #define __NOUVEAU_DISPLAY_H__ - -#include <subdev/mmu.h> - #include "nouveau_drv.h" struct nouveau_framebuffer { struct drm_framebuffer base; struct nouveau_bo *nvbo; - struct nvkm_vma vma; + struct nouveau_vma *vma; u32 r_handle; u32 r_format; u32 r_pitch; diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c index 2634a1a79888..10e84f6ca2b7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.c +++ b/drivers/gpu/drm/nouveau/nouveau_dma.c @@ -26,6 +26,7 @@ #include "nouveau_drv.h" #include "nouveau_dma.h" +#include "nouveau_vmm.h" void OUT_RINGp(struct nouveau_channel *chan, const void *data, unsigned nr_dwords) @@ -71,11 +72,11 @@ READ_GET(struct nouveau_channel *chan, uint64_t *prev_get, int *timeout) return -EBUSY; } - if (val < chan->push.vma.offset || - val > chan->push.vma.offset + (chan->dma.max << 2)) + if (val < chan->push.addr || + val > chan->push.addr + (chan->dma.max << 2)) return -EINVAL; - return (val - chan->push.vma.offset) >> 2; + return (val - chan->push.addr) >> 2; } void @@ -84,13 +85,13 @@ nv50_dma_push(struct nouveau_channel *chan, struct nouveau_bo *bo, { struct nouveau_cli *cli = (void *)chan->user.client; struct nouveau_bo *pb = chan->push.buffer; - struct nvkm_vma *vma; + struct nouveau_vma *vma; int ip = (chan->dma.ib_put * 2) + chan->dma.ib_base; u64 offset; - vma = nouveau_bo_vma_find(bo, cli->vm); + vma = nouveau_vma_find(bo, &cli->vmm); BUG_ON(!vma); - offset = vma->offset + delta; + offset = vma->addr + delta; BUG_ON(chan->dma.ib_free < 1); @@ -224,7 +225,7 @@ nouveau_dma_wait(struct nouveau_channel *chan, int slots, int size) * instruct the GPU to jump back to the start right * after processing the currently pending commands. */ - OUT_RING(chan, chan->push.vma.offset | 0x20000000); + OUT_RING(chan, chan->push.addr | 0x20000000); /* wait for GET to depart from the skips area. * prevents writing GET==PUT and causing a race diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.h b/drivers/gpu/drm/nouveau/nouveau_dma.h index aff3a9d0a1fc..74e10b14a7da 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.h +++ b/drivers/gpu/drm/nouveau/nouveau_dma.h @@ -140,7 +140,7 @@ BEGIN_IMC0(struct nouveau_channel *chan, int subc, int mthd, u16 data) #define WRITE_PUT(val) do { \ mb(); \ nouveau_bo_rd32(chan->push.buffer, 0); \ - nvif_wr32(&chan->user, chan->user_put, ((val) << 2) + chan->push.vma.offset); \ + nvif_wr32(&chan->user, chan->user_put, ((val) << 2) + chan->push.addr);\ } while (0) static inline void diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 595630d1fb9e..8d4a5be3b913 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -111,33 +111,119 @@ nouveau_name(struct drm_device *dev) return nouveau_platform_name(to_platform_device(dev->dev)); } +static inline bool +nouveau_cli_work_ready(struct dma_fence *fence, bool wait) +{ + if (!dma_fence_is_signaled(fence)) { + if (!wait) + return false; + WARN_ON(dma_fence_wait_timeout(fence, false, 2 * HZ) <= 0); + } + dma_fence_put(fence); + return true; +} + +static void +nouveau_cli_work_flush(struct nouveau_cli *cli, bool wait) +{ + struct nouveau_cli_work *work, *wtmp; + mutex_lock(&cli->lock); + list_for_each_entry_safe(work, wtmp, &cli->worker, head) { + if (!work->fence || nouveau_cli_work_ready(work->fence, wait)) { + list_del(&work->head); + work->func(work); + } + } + mutex_unlock(&cli->lock); +} + +static void +nouveau_cli_work_fence(struct dma_fence *fence, struct dma_fence_cb *cb) +{ + struct nouveau_cli_work *work = container_of(cb, typeof(*work), cb); + schedule_work(&work->cli->work); +} + +void +nouveau_cli_work_queue(struct nouveau_cli *cli, struct dma_fence *fence, + struct nouveau_cli_work *work) +{ + work->fence = dma_fence_get(fence); + work->cli = cli; + mutex_lock(&cli->lock); + list_add_tail(&work->head, &cli->worker); + mutex_unlock(&cli->lock); + if (dma_fence_add_callback(fence, &work->cb, nouveau_cli_work_fence)) + nouveau_cli_work_fence(fence, &work->cb); +} + +static void +nouveau_cli_work(struct work_struct *w) +{ + struct nouveau_cli *cli = container_of(w, typeof(*cli), work); + nouveau_cli_work_flush(cli, false); +} + static void nouveau_cli_fini(struct nouveau_cli *cli) { - nvkm_vm_ref(NULL, &nvxx_client(&cli->base)->vm, NULL); + nouveau_cli_work_flush(cli, true); usif_client_fini(cli); + nouveau_vmm_fini(&cli->vmm); + nvif_mmu_fini(&cli->mmu); nvif_device_fini(&cli->device); + mutex_lock(&cli->drm->master.lock); nvif_client_fini(&cli->base); + mutex_unlock(&cli->drm->master.lock); } static int nouveau_cli_init(struct nouveau_drm *drm, const char *sname, struct nouveau_cli *cli) { + static const struct nvif_mclass + mems[] = { + { NVIF_CLASS_MEM_GF100, -1 }, + { NVIF_CLASS_MEM_NV50 , -1 }, + { NVIF_CLASS_MEM_NV04 , -1 }, + {} + }; + static const struct nvif_mclass + mmus[] = { + { NVIF_CLASS_MMU_GF100, -1 }, + { NVIF_CLASS_MMU_NV50 , -1 }, + { NVIF_CLASS_MMU_NV04 , -1 }, + {} + }; + static const struct nvif_mclass + vmms[] = { + { NVIF_CLASS_VMM_GP100, -1 }, + { NVIF_CLASS_VMM_GM200, -1 }, + { NVIF_CLASS_VMM_GF100, -1 }, + { NVIF_CLASS_VMM_NV50 , -1 }, + { NVIF_CLASS_VMM_NV04 , -1 }, + {} + }; u64 device = nouveau_name(drm->dev); int ret; snprintf(cli->name, sizeof(cli->name), "%s", sname); - cli->dev = drm->dev; + cli->drm = drm; mutex_init(&cli->mutex); usif_client_init(cli); - if (cli == &drm->client) { + INIT_WORK(&cli->work, nouveau_cli_work); + INIT_LIST_HEAD(&cli->worker); + mutex_init(&cli->lock); + + if (cli == &drm->master) { ret = nvif_driver_init(NULL, nouveau_config, nouveau_debug, cli->name, device, &cli->base); } else { - ret = nvif_client_init(&drm->client.base, cli->name, device, + mutex_lock(&drm->master.lock); + ret = nvif_client_init(&drm->master.base, cli->name, device, &cli->base); + mutex_unlock(&drm->master.lock); } if (ret) { NV_ERROR(drm, "Client allocation failed: %d\n", ret); @@ -154,6 +240,38 @@ nouveau_cli_init(struct nouveau_drm *drm, const char *sname, goto done; } + ret = nvif_mclass(&cli->device.object, mmus); + if (ret < 0) { + NV_ERROR(drm, "No supported MMU class\n"); + goto done; + } + + ret = nvif_mmu_init(&cli->device.object, mmus[ret].oclass, &cli->mmu); + if (ret) { + NV_ERROR(drm, "MMU allocation failed: %d\n", ret); + goto done; + } + + ret = nvif_mclass(&cli->mmu.object, vmms); + if (ret < 0) { + NV_ERROR(drm, "No supported VMM class\n"); + goto done; + } + + ret = nouveau_vmm_init(cli, vmms[ret].oclass, &cli->vmm); + if (ret) { + NV_ERROR(drm, "VMM allocation failed: %d\n", ret); + goto done; + } + + ret = nvif_mclass(&cli->mmu.object, mems); + if (ret < 0) { + NV_ERROR(drm, "No supported MEM class\n"); + goto done; + } + + cli->mem = &mems[ret]; + return 0; done: if (ret) nouveau_cli_fini(cli); @@ -433,6 +551,10 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) dev->dev_private = drm; drm->dev = dev; + ret = nouveau_cli_init(drm, "DRM-master", &drm->master); + if (ret) + return ret; + ret = nouveau_cli_init(drm, "DRM", &drm->client); if (ret) return ret; @@ -456,21 +578,6 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) nouveau_vga_init(drm); - if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) { - if (!nvxx_device(&drm->client.device)->mmu) { - ret = -ENOSYS; - goto fail_device; - } - - ret = nvkm_vm_new(nvxx_device(&drm->client.device), - 0, (1ULL << 40), 0x1000, NULL, - &drm->client.vm); - if (ret) - goto fail_device; - - nvxx_client(&drm->client.base)->vm = drm->client.vm; - } - ret = nouveau_ttm_init(drm); if (ret) goto fail_ttm; @@ -516,8 +623,8 @@ fail_bios: nouveau_ttm_fini(drm); fail_ttm: nouveau_vga_fini(drm); -fail_device: nouveau_cli_fini(&drm->client); + nouveau_cli_fini(&drm->master); kfree(drm); return ret; } @@ -550,6 +657,7 @@ nouveau_drm_unload(struct drm_device *dev) if (drm->hdmi_device) pci_dev_put(drm->hdmi_device); nouveau_cli_fini(&drm->client); + nouveau_cli_fini(&drm->master); kfree(drm); } @@ -618,7 +726,7 @@ nouveau_do_suspend(struct drm_device *dev, bool runtime) } NV_DEBUG(drm, "suspending object tree...\n"); - ret = nvif_client_suspend(&drm->client.base); + ret = nvif_client_suspend(&drm->master.base); if (ret) goto fail_client; @@ -642,7 +750,7 @@ nouveau_do_resume(struct drm_device *dev, bool runtime) struct nouveau_drm *drm = nouveau_drm(dev); NV_DEBUG(drm, "resuming object tree...\n"); - nvif_client_resume(&drm->client.base); + nvif_client_resume(&drm->master.base); NV_DEBUG(drm, "resuming fence...\n"); if (drm->fence && nouveau_fence(drm)->resume) @@ -850,15 +958,6 @@ nouveau_drm_open(struct drm_device *dev, struct drm_file *fpriv) cli->base.super = false; - if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) { - ret = nvkm_vm_new(nvxx_device(&drm->client.device), 0, - (1ULL << 40), 0x1000, NULL, &cli->vm); - if (ret) - goto done; - - nvxx_client(&cli->base)->vm = cli->vm; - } - fpriv->driver_priv = cli; mutex_lock(&drm->client.mutex); diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 77dea95c1bf1..3331e82ae9e7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -6,7 +6,7 @@ #define DRIVER_EMAIL "nouveau@lists.freedesktop.org" #define DRIVER_NAME "nouveau" -#define DRIVER_DESC "nVidia Riva/TNT/GeForce/Quadro/Tesla" +#define DRIVER_DESC "nVidia Riva/TNT/GeForce/Quadro/Tesla/Tegra K1+" #define DRIVER_DATE "20120801" #define DRIVER_MAJOR 1 @@ -43,6 +43,8 @@ #include <nvif/client.h> #include <nvif/device.h> #include <nvif/ioctl.h> +#include <nvif/mmu.h> +#include <nvif/vmm.h> #include <drm/drmP.h> @@ -62,6 +64,7 @@ struct platform_device; #include "nouveau_fence.h" #include "nouveau_bios.h" +#include "nouveau_vmm.h" struct nouveau_drm_tile { struct nouveau_fence *fence; @@ -87,19 +90,37 @@ enum nouveau_drm_handle { struct nouveau_cli { struct nvif_client base; - struct drm_device *dev; + struct nouveau_drm *drm; struct mutex mutex; struct nvif_device device; + struct nvif_mmu mmu; + struct nouveau_vmm vmm; + const struct nvif_mclass *mem; - struct nvkm_vm *vm; /*XXX*/ struct list_head head; void *abi16; struct list_head objects; struct list_head notifys; char name[32]; + + struct work_struct work; + struct list_head worker; + struct mutex lock; }; +struct nouveau_cli_work { + void (*func)(struct nouveau_cli_work *); + struct nouveau_cli *cli; + struct list_head head; + + struct dma_fence *fence; + struct dma_fence_cb cb; +}; + +void nouveau_cli_work_queue(struct nouveau_cli *, struct dma_fence *, + struct nouveau_cli_work *); + static inline struct nouveau_cli * nouveau_cli(struct drm_file *fpriv) { @@ -110,6 +131,7 @@ nouveau_cli(struct drm_file *fpriv) #include <nvif/device.h> struct nouveau_drm { + struct nouveau_cli master; struct nouveau_cli client; struct drm_device *dev; @@ -134,6 +156,9 @@ struct nouveau_drm { struct nouveau_channel *chan; struct nvif_object copy; int mtrr; + int type_vram; + int type_host; + int type_ncoh; } ttm; /* GEM interface support */ @@ -205,7 +230,7 @@ void nouveau_drm_device_remove(struct drm_device *dev); #define NV_PRINTK(l,c,f,a...) do { \ struct nouveau_cli *_cli = (c); \ - dev_##l(_cli->dev->dev, "%s: "f, _cli->name, ##a); \ + dev_##l(_cli->drm->dev->dev, "%s: "f, _cli->name, ##a); \ } while(0) #define NV_FATAL(drm,f,a...) NV_PRINTK(crit, &(drm)->client, f, ##a) #define NV_ERROR(drm,f,a...) NV_PRINTK(err, &(drm)->client, f, ##a) diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 2b12d82aac15..c533d8e04afc 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -48,6 +48,7 @@ #include "nouveau_bo.h" #include "nouveau_fbcon.h" #include "nouveau_chan.h" +#include "nouveau_vmm.h" #include "nouveau_crtc.h" @@ -348,7 +349,7 @@ nouveau_fbcon_create(struct drm_fb_helper *helper, chan = nouveau_nofbaccel ? NULL : drm->channel; if (chan && device->info.family >= NV_DEVICE_INFO_V0_TESLA) { - ret = nouveau_bo_vma_add(nvbo, drm->client.vm, &fb->vma); + ret = nouveau_vma_new(nvbo, &drm->client.vmm, &fb->vma); if (ret) { NV_ERROR(drm, "failed to map fb into chan: %d\n", ret); chan = NULL; @@ -402,7 +403,7 @@ nouveau_fbcon_create(struct drm_fb_helper *helper, out_unlock: if (chan) - nouveau_bo_vma_del(fb->nvbo, &fb->vma); + nouveau_vma_del(&fb->vma); nouveau_bo_unmap(fb->nvbo); out_unpin: nouveau_bo_unpin(fb->nvbo); @@ -429,7 +430,7 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon) drm_fb_helper_fini(&fbcon->helper); if (nouveau_fb->nvbo) { - nouveau_bo_vma_del(nouveau_fb->nvbo, &nouveau_fb->vma); + nouveau_vma_del(&nouveau_fb->vma); nouveau_bo_unmap(nouveau_fb->nvbo); nouveau_bo_unpin(nouveau_fb->nvbo); drm_framebuffer_unreference(&nouveau_fb->base); diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 99e14e3e0fe4..503fa94dc06d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -199,62 +199,6 @@ nouveau_fence_context_new(struct nouveau_channel *chan, struct nouveau_fence_cha WARN_ON(ret); } -struct nouveau_fence_work { - struct work_struct work; - struct dma_fence_cb cb; - void (*func)(void *); - void *data; -}; - -static void -nouveau_fence_work_handler(struct work_struct *kwork) -{ - struct nouveau_fence_work *work = container_of(kwork, typeof(*work), work); - work->func(work->data); - kfree(work); -} - -static void nouveau_fence_work_cb(struct dma_fence *fence, struct dma_fence_cb *cb) -{ - struct nouveau_fence_work *work = container_of(cb, typeof(*work), cb); - - schedule_work(&work->work); -} - -void -nouveau_fence_work(struct dma_fence *fence, - void (*func)(void *), void *data) -{ - struct nouveau_fence_work *work; - - if (dma_fence_is_signaled(fence)) - goto err; - - work = kmalloc(sizeof(*work), GFP_KERNEL); - if (!work) { - /* - * this might not be a nouveau fence any more, - * so force a lazy wait here - */ - WARN_ON(nouveau_fence_wait((struct nouveau_fence *)fence, - true, false)); - goto err; - } - - INIT_WORK(&work->work, nouveau_fence_work_handler); - work->func = func; - work->data = data; - - if (dma_fence_add_callback(fence, &work->cb, nouveau_fence_work_cb) < 0) - goto err_free; - return; - -err_free: - kfree(work); -err: - func(data); -} - int nouveau_fence_emit(struct nouveau_fence *fence, struct nouveau_channel *chan) { @@ -474,8 +418,6 @@ nouveau_fence_new(struct nouveau_channel *chan, bool sysmem, if (!fence) return -ENOMEM; - fence->sysmem = sysmem; - ret = nouveau_fence_emit(fence, chan); if (ret) nouveau_fence_unref(&fence); diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h index c9b399ad89e6..5bd8d30d1657 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.h +++ b/drivers/gpu/drm/nouveau/nouveau_fence.h @@ -13,8 +13,6 @@ struct nouveau_fence { struct list_head head; - bool sysmem; - struct nouveau_channel __rcu *channel; unsigned long timeout; }; @@ -25,7 +23,6 @@ void nouveau_fence_unref(struct nouveau_fence **); int nouveau_fence_emit(struct nouveau_fence *, struct nouveau_channel *); bool nouveau_fence_done(struct nouveau_fence *); -void nouveau_fence_work(struct dma_fence *, void (*)(void *), void *); int nouveau_fence_wait(struct nouveau_fence *, bool lazy, bool intr); int nouveau_fence_sync(struct nouveau_bo *, struct nouveau_channel *, bool exclusive, bool intr); @@ -91,14 +88,12 @@ int nouveau_flip_complete(struct nvif_notify *); struct nv84_fence_chan { struct nouveau_fence_chan base; - struct nvkm_vma vma; - struct nvkm_vma vma_gart; + struct nouveau_vma *vma; }; struct nv84_fence_priv { struct nouveau_fence_priv base; struct nouveau_bo *bo; - struct nouveau_bo *bo_gart; u32 *suspend; struct mutex mutex; }; diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 2170534101ca..efc89aaef66a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -31,6 +31,10 @@ #include "nouveau_ttm.h" #include "nouveau_gem.h" +#include "nouveau_mem.h" +#include "nouveau_vmm.h" + +#include <nvif/class.h> void nouveau_gem_object_del(struct drm_gem_object *gem) @@ -64,66 +68,61 @@ nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv) struct nouveau_cli *cli = nouveau_cli(file_priv); struct nouveau_bo *nvbo = nouveau_gem_object(gem); struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); - struct nvkm_vma *vma; struct device *dev = drm->dev->dev; + struct nouveau_vma *vma; int ret; - if (!cli->vm) + if (cli->vmm.vmm.object.oclass < NVIF_CLASS_VMM_NV50) return 0; ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL); if (ret) return ret; - vma = nouveau_bo_vma_find(nvbo, cli->vm); - if (!vma) { - vma = kzalloc(sizeof(*vma), GFP_KERNEL); - if (!vma) { - ret = -ENOMEM; - goto out; - } - - ret = pm_runtime_get_sync(dev); - if (ret < 0 && ret != -EACCES) { - kfree(vma); - goto out; - } - - ret = nouveau_bo_vma_add(nvbo, cli->vm, vma); - if (ret) - kfree(vma); - - pm_runtime_mark_last_busy(dev); - pm_runtime_put_autosuspend(dev); - } else { - vma->refcount++; - } + ret = pm_runtime_get_sync(dev); + if (ret < 0 && ret != -EACCES) + goto out; + ret = nouveau_vma_new(nvbo, &cli->vmm, &vma); + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); out: ttm_bo_unreserve(&nvbo->bo); return ret; } +struct nouveau_gem_object_unmap { + struct nouveau_cli_work work; + struct nouveau_vma *vma; +}; + static void -nouveau_gem_object_delete(void *data) +nouveau_gem_object_delete(struct nouveau_vma *vma) { - struct nvkm_vma *vma = data; - nvkm_vm_unmap(vma); - nvkm_vm_put(vma); - kfree(vma); + nouveau_vma_del(&vma); } static void -nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nvkm_vma *vma) +nouveau_gem_object_delete_work(struct nouveau_cli_work *w) +{ + struct nouveau_gem_object_unmap *work = + container_of(w, typeof(*work), work); + nouveau_gem_object_delete(work->vma); + kfree(work); +} + +static void +nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nouveau_vma *vma) { const bool mapped = nvbo->bo.mem.mem_type != TTM_PL_SYSTEM; struct reservation_object *resv = nvbo->bo.resv; struct reservation_object_list *fobj; + struct nouveau_gem_object_unmap *work; struct dma_fence *fence = NULL; fobj = reservation_object_get_list(resv); - list_del(&vma->head); + list_del_init(&vma->head); if (fobj && fobj->shared_count > 1) ttm_bo_wait(&nvbo->bo, false, false); @@ -133,14 +132,20 @@ nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nvkm_vma *vma) else fence = reservation_object_get_excl(nvbo->bo.resv); - if (fence && mapped) { - nouveau_fence_work(fence, nouveau_gem_object_delete, vma); - } else { - if (mapped) - nvkm_vm_unmap(vma); - nvkm_vm_put(vma); - kfree(vma); + if (!fence || !mapped) { + nouveau_gem_object_delete(vma); + return; + } + + if (!(work = kmalloc(sizeof(*work), GFP_KERNEL))) { + WARN_ON(dma_fence_wait_timeout(fence, false, 2 * HZ) <= 0); + nouveau_gem_object_delete(vma); + return; } + + work->work.func = nouveau_gem_object_delete_work; + work->vma = vma; + nouveau_cli_work_queue(vma->vmm->cli, fence, &work->work); } void @@ -150,19 +155,19 @@ nouveau_gem_object_close(struct drm_gem_object *gem, struct drm_file *file_priv) struct nouveau_bo *nvbo = nouveau_gem_object(gem); struct nouveau_drm *drm = nouveau_bdev(nvbo->bo.bdev); struct device *dev = drm->dev->dev; - struct nvkm_vma *vma; + struct nouveau_vma *vma; int ret; - if (!cli->vm) + if (cli->vmm.vmm.object.oclass < NVIF_CLASS_VMM_NV50) return; ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL); if (ret) return; - vma = nouveau_bo_vma_find(nvbo, cli->vm); + vma = nouveau_vma_find(nvbo, &cli->vmm); if (vma) { - if (--vma->refcount == 0) { + if (--vma->refs == 0) { ret = pm_runtime_get_sync(dev); if (!WARN_ON(ret < 0 && ret != -EACCES)) { nouveau_gem_object_unmap(nvbo, vma); @@ -179,7 +184,7 @@ nouveau_gem_new(struct nouveau_cli *cli, u64 size, int align, uint32_t domain, uint32_t tile_mode, uint32_t tile_flags, struct nouveau_bo **pnvbo) { - struct nouveau_drm *drm = nouveau_drm(cli->dev); + struct nouveau_drm *drm = cli->drm; struct nouveau_bo *nvbo; u32 flags = 0; int ret; @@ -227,7 +232,7 @@ nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem, { struct nouveau_cli *cli = nouveau_cli(file_priv); struct nouveau_bo *nvbo = nouveau_gem_object(gem); - struct nvkm_vma *vma; + struct nouveau_vma *vma; if (is_power_of_2(nvbo->valid_domains)) rep->domain = nvbo->valid_domains; @@ -236,18 +241,25 @@ nouveau_gem_info(struct drm_file *file_priv, struct drm_gem_object *gem, else rep->domain = NOUVEAU_GEM_DOMAIN_VRAM; rep->offset = nvbo->bo.offset; - if (cli->vm) { - vma = nouveau_bo_vma_find(nvbo, cli->vm); + if (cli->vmm.vmm.object.oclass >= NVIF_CLASS_VMM_NV50) { + vma = nouveau_vma_find(nvbo, &cli->vmm); if (!vma) return -EINVAL; - rep->offset = vma->offset; + rep->offset = vma->addr; } rep->size = nvbo->bo.mem.num_pages << PAGE_SHIFT; rep->map_handle = drm_vma_node_offset_addr(&nvbo->bo.vma_node); - rep->tile_mode = nvbo->tile_mode; - rep->tile_flags = nvbo->tile_flags; + rep->tile_mode = nvbo->mode; + rep->tile_flags = nvbo->contig ? 0 : NOUVEAU_GEM_TILE_NONCONTIG; + if (cli->device.info.family >= NV_DEVICE_INFO_V0_FERMI) + rep->tile_flags |= nvbo->kind << 8; + else + if (cli->device.info.family >= NV_DEVICE_INFO_V0_TESLA) + rep->tile_flags |= nvbo->kind << 8 | nvbo->comp << 16; + else + rep->tile_flags |= nvbo->zeta; return 0; } @@ -255,18 +267,11 @@ int nouveau_gem_ioctl_new(struct drm_device *dev, void *data, struct drm_file *file_priv) { - struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_cli *cli = nouveau_cli(file_priv); - struct nvkm_fb *fb = nvxx_fb(&drm->client.device); struct drm_nouveau_gem_new *req = data; struct nouveau_bo *nvbo = NULL; int ret = 0; - if (!nvkm_fb_memtype_valid(fb, req->info.tile_flags)) { - NV_PRINTK(err, cli, "bad page flags: 0x%08x\n", req->info.tile_flags); - return -EINVAL; - } - ret = nouveau_gem_new(cli, req->info.size, req->align, req->info.domain, req->info.tile_mode, req->info.tile_flags, &nvbo); @@ -791,7 +796,7 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data, bo[push[i].bo_index].user_priv; uint32_t cmd; - cmd = chan->push.vma.offset + ((chan->dma.cur + 2) << 2); + cmd = chan->push.addr + ((chan->dma.cur + 2) << 2); cmd |= 0x20000000; if (unlikely(cmd != req->suffix0)) { if (!nvbo->kmap.virtual) { @@ -843,7 +848,7 @@ out_next: req->suffix1 = 0x00000000; } else { req->suffix0 = 0x20000000 | - (chan->push.vma.offset + ((chan->dma.cur + 2) << 2)); + (chan->push.addr + ((chan->dma.cur + 2) << 2)); req->suffix1 = 0x00000000; } diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.h b/drivers/gpu/drm/nouveau/nouveau_gem.h index 0456c94a5d4d..fe39998f65cc 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.h +++ b/drivers/gpu/drm/nouveau/nouveau_gem.h @@ -7,9 +7,6 @@ #include "nouveau_drv.h" #include "nouveau_bo.h" -#define nouveau_bo_tile_layout(nvbo) \ - ((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK) - static inline struct nouveau_bo * nouveau_gem_object(struct drm_gem_object *gem) { diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c new file mode 100644 index 000000000000..589a9621db76 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -0,0 +1,198 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "nouveau_mem.h" +#include "nouveau_drv.h" +#include "nouveau_bo.h" + +#include <drm/ttm/ttm_bo_driver.h> + +#include <nvif/class.h> +#include <nvif/if000a.h> +#include <nvif/if500b.h> +#include <nvif/if500d.h> +#include <nvif/if900b.h> +#include <nvif/if900d.h> + +int +nouveau_mem_map(struct nouveau_mem *mem, + struct nvif_vmm *vmm, struct nvif_vma *vma) +{ + union { + struct nv50_vmm_map_v0 nv50; + struct gf100_vmm_map_v0 gf100; + } args; + u32 argc = 0; + bool super; + int ret; + + switch (vmm->object.oclass) { + case NVIF_CLASS_VMM_NV04: + break; + case NVIF_CLASS_VMM_NV50: + args.nv50.version = 0; + args.nv50.ro = 0; + args.nv50.priv = 0; + args.nv50.kind = mem->kind; + args.nv50.comp = mem->comp; + argc = sizeof(args.nv50); + break; + case NVIF_CLASS_VMM_GF100: + case NVIF_CLASS_VMM_GM200: + case NVIF_CLASS_VMM_GP100: + args.gf100.version = 0; + if (mem->mem.type & NVIF_MEM_VRAM) + args.gf100.vol = 0; + else + args.gf100.vol = 1; + args.gf100.ro = 0; + args.gf100.priv = 0; + args.gf100.kind = mem->kind; + argc = sizeof(args.gf100); + break; + default: + WARN_ON(1); + return -ENOSYS; + } + + super = vmm->object.client->super; + vmm->object.client->super = true; + ret = nvif_vmm_map(vmm, vma->addr, mem->mem.size, &args, argc, + &mem->mem, 0); + vmm->object.client->super = super; + return ret; +} + +void +nouveau_mem_fini(struct nouveau_mem *mem) +{ + nvif_vmm_put(&mem->cli->drm->client.vmm.vmm, &mem->vma[1]); + nvif_vmm_put(&mem->cli->drm->client.vmm.vmm, &mem->vma[0]); + mutex_lock(&mem->cli->drm->master.lock); + nvif_mem_fini(&mem->mem); + mutex_unlock(&mem->cli->drm->master.lock); +} + +int +nouveau_mem_host(struct ttm_mem_reg *reg, struct ttm_dma_tt *tt) +{ + struct nouveau_mem *mem = nouveau_mem(reg); + struct nouveau_cli *cli = mem->cli; + struct nouveau_drm *drm = cli->drm; + struct nvif_mmu *mmu = &cli->mmu; + struct nvif_mem_ram_v0 args = {}; + bool super = cli->base.super; + u8 type; + int ret; + + if (mmu->type[drm->ttm.type_host].type & NVIF_MEM_UNCACHED) + type = drm->ttm.type_ncoh; + else + type = drm->ttm.type_host; + + if (mem->kind && !(mmu->type[type].type & NVIF_MEM_KIND)) + mem->comp = mem->kind = 0; + if (mem->comp && !(mmu->type[type].type & NVIF_MEM_COMP)) { + if (mmu->object.oclass >= NVIF_CLASS_MMU_GF100) + mem->kind = mmu->kind[mem->kind]; + mem->comp = 0; + } + + if (tt->ttm.sg) args.sgl = tt->ttm.sg->sgl; + else args.dma = tt->dma_address; + + mutex_lock(&drm->master.lock); + cli->base.super = true; + ret = nvif_mem_init_type(mmu, cli->mem->oclass, type, PAGE_SHIFT, + reg->num_pages << PAGE_SHIFT, + &args, sizeof(args), &mem->mem); + cli->base.super = super; + mutex_unlock(&drm->master.lock); + return ret; +} + +int +nouveau_mem_vram(struct ttm_mem_reg *reg, bool contig, u8 page) +{ + struct nouveau_mem *mem = nouveau_mem(reg); + struct nouveau_cli *cli = mem->cli; + struct nouveau_drm *drm = cli->drm; + struct nvif_mmu *mmu = &cli->mmu; + bool super = cli->base.super; + u64 size = ALIGN(reg->num_pages << PAGE_SHIFT, 1 << page); + int ret; + + mutex_lock(&drm->master.lock); + cli->base.super = true; + switch (cli->mem->oclass) { + case NVIF_CLASS_MEM_GF100: + ret = nvif_mem_init_type(mmu, cli->mem->oclass, + drm->ttm.type_vram, page, size, + &(struct gf100_mem_v0) { + .contig = contig, + }, sizeof(struct gf100_mem_v0), + &mem->mem); + break; + case NVIF_CLASS_MEM_NV50: + ret = nvif_mem_init_type(mmu, cli->mem->oclass, + drm->ttm.type_vram, page, size, + &(struct nv50_mem_v0) { + .bankswz = mmu->kind[mem->kind] == 2, + .contig = contig, + }, sizeof(struct nv50_mem_v0), + &mem->mem); + break; + default: + ret = -ENOSYS; + WARN_ON(1); + break; + } + cli->base.super = super; + mutex_unlock(&drm->master.lock); + + reg->start = mem->mem.addr >> PAGE_SHIFT; + return ret; +} + +void +nouveau_mem_del(struct ttm_mem_reg *reg) +{ + struct nouveau_mem *mem = nouveau_mem(reg); + nouveau_mem_fini(mem); + kfree(reg->mm_node); + reg->mm_node = NULL; +} + +int +nouveau_mem_new(struct nouveau_cli *cli, u8 kind, u8 comp, + struct ttm_mem_reg *reg) +{ + struct nouveau_mem *mem; + + if (!(mem = kzalloc(sizeof(*mem), GFP_KERNEL))) + return -ENOMEM; + mem->cli = cli; + mem->kind = kind; + mem->comp = comp; + + reg->mm_node = mem; + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.h b/drivers/gpu/drm/nouveau/nouveau_mem.h new file mode 100644 index 000000000000..f6d039e73812 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_mem.h @@ -0,0 +1,30 @@ +#ifndef __NOUVEAU_MEM_H__ +#define __NOUVEAU_MEM_H__ +#include <drm/ttm/ttm_bo_api.h> +struct ttm_dma_tt; + +#include <nvif/mem.h> +#include <nvif/vmm.h> + +static inline struct nouveau_mem * +nouveau_mem(struct ttm_mem_reg *reg) +{ + return reg->mm_node; +} + +struct nouveau_mem { + struct nouveau_cli *cli; + u8 kind; + u8 comp; + struct nvif_mem mem; + struct nvif_vma vma[2]; +}; + +int nouveau_mem_new(struct nouveau_cli *, u8 kind, u8 comp, + struct ttm_mem_reg *); +void nouveau_mem_del(struct ttm_mem_reg *); +int nouveau_mem_vram(struct ttm_mem_reg *, bool contig, u8 page); +int nouveau_mem_host(struct ttm_mem_reg *, struct ttm_dma_tt *); +void nouveau_mem_fini(struct nouveau_mem *); +int nouveau_mem_map(struct nouveau_mem *, struct nvif_vmm *, struct nvif_vma *); +#endif diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index fde11ce466e4..11f6ca89769b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -3,6 +3,7 @@ #include <linux/slab.h> #include "nouveau_drv.h" +#include "nouveau_mem.h" #include "nouveau_ttm.h" struct nouveau_sgdma_be { @@ -10,7 +11,7 @@ struct nouveau_sgdma_be { * nouve_bo.c works properly, otherwise have to move them here */ struct ttm_dma_tt ttm; - struct nvkm_mem *node; + struct nouveau_mem *mem; }; static void @@ -28,19 +29,20 @@ static int nv04_sgdma_bind(struct ttm_tt *ttm, struct ttm_mem_reg *reg) { struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)ttm; - struct nvkm_mem *node = reg->mm_node; - - if (ttm->sg) { - node->sg = ttm->sg; - node->pages = NULL; - } else { - node->sg = NULL; - node->pages = nvbe->ttm.dma_address; + struct nouveau_mem *mem = nouveau_mem(reg); + int ret; + + ret = nouveau_mem_host(reg, &nvbe->ttm); + if (ret) + return ret; + + ret = nouveau_mem_map(mem, &mem->cli->vmm.vmm, &mem->vma[0]); + if (ret) { + nouveau_mem_fini(mem); + return ret; } - node->size = (reg->num_pages << PAGE_SHIFT) >> 12; - nvkm_vm_map(&node->vma[0], node); - nvbe->node = node; + nvbe->mem = mem; return 0; } @@ -48,7 +50,7 @@ static int nv04_sgdma_unbind(struct ttm_tt *ttm) { struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)ttm; - nvkm_vm_unmap(&nvbe->node->vma[0]); + nouveau_mem_fini(nvbe->mem); return 0; } @@ -62,30 +64,20 @@ static int nv50_sgdma_bind(struct ttm_tt *ttm, struct ttm_mem_reg *reg) { struct nouveau_sgdma_be *nvbe = (struct nouveau_sgdma_be *)ttm; - struct nvkm_mem *node = reg->mm_node; - - /* noop: bound in move_notify() */ - if (ttm->sg) { - node->sg = ttm->sg; - node->pages = NULL; - } else { - node->sg = NULL; - node->pages = nvbe->ttm.dma_address; - } - node->size = (reg->num_pages << PAGE_SHIFT) >> 12; - return 0; -} + struct nouveau_mem *mem = nouveau_mem(reg); + int ret; -static int -nv50_sgdma_unbind(struct ttm_tt *ttm) -{ - /* noop: unbound in move_notify() */ + ret = nouveau_mem_host(reg, &nvbe->ttm); + if (ret) + return ret; + + nvbe->mem = mem; return 0; } static struct ttm_backend_func nv50_sgdma_backend = { .bind = nv50_sgdma_bind, - .unbind = nv50_sgdma_unbind, + .unbind = nv04_sgdma_unbind, .destroy = nouveau_sgdma_destroy }; diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index b0ad7fcefcf5..08b974b30482 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -23,53 +23,37 @@ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ - #include "nouveau_drv.h" -#include "nouveau_ttm.h" #include "nouveau_gem.h" +#include "nouveau_mem.h" +#include "nouveau_ttm.h" #include <drm/drm_legacy.h> #include <core/tegra.h> static int -nouveau_vram_manager_init(struct ttm_mem_type_manager *man, unsigned long psize) +nouveau_manager_init(struct ttm_mem_type_manager *man, unsigned long psize) { - struct nouveau_drm *drm = nouveau_bdev(man->bdev); - struct nvkm_fb *fb = nvxx_fb(&drm->client.device); - man->priv = fb; return 0; } static int -nouveau_vram_manager_fini(struct ttm_mem_type_manager *man) +nouveau_manager_fini(struct ttm_mem_type_manager *man) { - man->priv = NULL; return 0; } -static inline void -nvkm_mem_node_cleanup(struct nvkm_mem *node) +static void +nouveau_manager_del(struct ttm_mem_type_manager *man, struct ttm_mem_reg *reg) { - if (node->vma[0].node) { - nvkm_vm_unmap(&node->vma[0]); - nvkm_vm_put(&node->vma[0]); - } - - if (node->vma[1].node) { - nvkm_vm_unmap(&node->vma[1]); - nvkm_vm_put(&node->vma[1]); - } + nouveau_mem_del(reg); } static void -nouveau_vram_manager_del(struct ttm_mem_type_manager *man, - struct ttm_mem_reg *reg) +nouveau_manager_debug(struct ttm_mem_type_manager *man, + struct drm_printer *printer) { - struct nouveau_drm *drm = nouveau_bdev(man->bdev); - struct nvkm_ram *ram = nvxx_fb(&drm->client.device)->ram; - nvkm_mem_node_cleanup(reg->mm_node); - ram->func->put(ram, (struct nvkm_mem **)®->mm_node); } static int @@ -78,192 +62,105 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man, const struct ttm_place *place, struct ttm_mem_reg *reg) { - struct nouveau_drm *drm = nouveau_bdev(man->bdev); - struct nvkm_ram *ram = nvxx_fb(&drm->client.device)->ram; struct nouveau_bo *nvbo = nouveau_bo(bo); - struct nvkm_mem *node; - u32 size_nc = 0; + struct nouveau_drm *drm = nvbo->cli->drm; + struct nouveau_mem *mem; int ret; if (drm->client.device.info.ram_size == 0) return -ENOMEM; - if (nvbo->tile_flags & NOUVEAU_GEM_TILE_NONCONTIG) - size_nc = 1 << nvbo->page_shift; + ret = nouveau_mem_new(&drm->master, nvbo->kind, nvbo->comp, reg); + mem = nouveau_mem(reg); + if (ret) + return ret; - ret = ram->func->get(ram, reg->num_pages << PAGE_SHIFT, - reg->page_alignment << PAGE_SHIFT, size_nc, - (nvbo->tile_flags >> 8) & 0x3ff, &node); + ret = nouveau_mem_vram(reg, nvbo->contig, nvbo->page); if (ret) { - reg->mm_node = NULL; - return (ret == -ENOSPC) ? 0 : ret; + nouveau_mem_del(reg); + if (ret == -ENOSPC) { + reg->mm_node = NULL; + return 0; + } + return ret; } - node->page_shift = nvbo->page_shift; - - reg->mm_node = node; - reg->start = node->offset >> PAGE_SHIFT; return 0; } const struct ttm_mem_type_manager_func nouveau_vram_manager = { - .init = nouveau_vram_manager_init, - .takedown = nouveau_vram_manager_fini, + .init = nouveau_manager_init, + .takedown = nouveau_manager_fini, .get_node = nouveau_vram_manager_new, - .put_node = nouveau_vram_manager_del, + .put_node = nouveau_manager_del, + .debug = nouveau_manager_debug, }; static int -nouveau_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize) -{ - return 0; -} - -static int -nouveau_gart_manager_fini(struct ttm_mem_type_manager *man) -{ - return 0; -} - -static void -nouveau_gart_manager_del(struct ttm_mem_type_manager *man, - struct ttm_mem_reg *reg) -{ - nvkm_mem_node_cleanup(reg->mm_node); - kfree(reg->mm_node); - reg->mm_node = NULL; -} - -static int nouveau_gart_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, const struct ttm_place *place, struct ttm_mem_reg *reg) { - struct nouveau_drm *drm = nouveau_bdev(bo->bdev); struct nouveau_bo *nvbo = nouveau_bo(bo); - struct nvkm_mem *node; - - node = kzalloc(sizeof(*node), GFP_KERNEL); - if (!node) - return -ENOMEM; + struct nouveau_drm *drm = nvbo->cli->drm; + struct nouveau_mem *mem; + int ret; - node->page_shift = 12; - - switch (drm->client.device.info.family) { - case NV_DEVICE_INFO_V0_TNT: - case NV_DEVICE_INFO_V0_CELSIUS: - case NV_DEVICE_INFO_V0_KELVIN: - case NV_DEVICE_INFO_V0_RANKINE: - case NV_DEVICE_INFO_V0_CURIE: - break; - case NV_DEVICE_INFO_V0_TESLA: - if (drm->client.device.info.chipset != 0x50) - node->memtype = (nvbo->tile_flags & 0x7f00) >> 8; - break; - case NV_DEVICE_INFO_V0_FERMI: - case NV_DEVICE_INFO_V0_KEPLER: - case NV_DEVICE_INFO_V0_MAXWELL: - case NV_DEVICE_INFO_V0_PASCAL: - node->memtype = (nvbo->tile_flags & 0xff00) >> 8; - break; - default: - NV_WARN(drm, "%s: unhandled family type %x\n", __func__, - drm->client.device.info.family); - break; - } + ret = nouveau_mem_new(&drm->master, nvbo->kind, nvbo->comp, reg); + mem = nouveau_mem(reg); + if (ret) + return ret; - reg->mm_node = node; - reg->start = 0; + reg->start = 0; return 0; } -static void -nouveau_gart_manager_debug(struct ttm_mem_type_manager *man, - struct drm_printer *printer) -{ -} - const struct ttm_mem_type_manager_func nouveau_gart_manager = { - .init = nouveau_gart_manager_init, - .takedown = nouveau_gart_manager_fini, + .init = nouveau_manager_init, + .takedown = nouveau_manager_fini, .get_node = nouveau_gart_manager_new, - .put_node = nouveau_gart_manager_del, - .debug = nouveau_gart_manager_debug + .put_node = nouveau_manager_del, + .debug = nouveau_manager_debug }; -/*XXX*/ -#include <subdev/mmu/nv04.h> -static int -nv04_gart_manager_init(struct ttm_mem_type_manager *man, unsigned long psize) -{ - struct nouveau_drm *drm = nouveau_bdev(man->bdev); - struct nvkm_mmu *mmu = nvxx_mmu(&drm->client.device); - struct nv04_mmu *priv = (void *)mmu; - struct nvkm_vm *vm = NULL; - nvkm_vm_ref(priv->vm, &vm, NULL); - man->priv = vm; - return 0; -} - -static int -nv04_gart_manager_fini(struct ttm_mem_type_manager *man) -{ - struct nvkm_vm *vm = man->priv; - nvkm_vm_ref(NULL, &vm, NULL); - man->priv = NULL; - return 0; -} - -static void -nv04_gart_manager_del(struct ttm_mem_type_manager *man, struct ttm_mem_reg *reg) -{ - struct nvkm_mem *node = reg->mm_node; - if (node->vma[0].node) - nvkm_vm_put(&node->vma[0]); - kfree(reg->mm_node); - reg->mm_node = NULL; -} - static int nv04_gart_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, const struct ttm_place *place, struct ttm_mem_reg *reg) { - struct nvkm_mem *node; + struct nouveau_bo *nvbo = nouveau_bo(bo); + struct nouveau_drm *drm = nvbo->cli->drm; + struct nouveau_mem *mem; int ret; - node = kzalloc(sizeof(*node), GFP_KERNEL); - if (!node) - return -ENOMEM; - - node->page_shift = 12; + ret = nouveau_mem_new(&drm->master, nvbo->kind, nvbo->comp, reg); + mem = nouveau_mem(reg); + if (ret) + return ret; - ret = nvkm_vm_get(man->priv, reg->num_pages << 12, node->page_shift, - NV_MEM_ACCESS_RW, &node->vma[0]); + ret = nvif_vmm_get(&mem->cli->vmm.vmm, PTES, false, 12, 0, + reg->num_pages << PAGE_SHIFT, &mem->vma[0]); if (ret) { - kfree(node); + nouveau_mem_del(reg); + if (ret == -ENOSPC) { + reg->mm_node = NULL; + return 0; + } return ret; } - reg->mm_node = node; - reg->start = node->vma[0].offset >> PAGE_SHIFT; + reg->start = mem->vma[0].addr >> PAGE_SHIFT; return 0; } -static void -nv04_gart_manager_debug(struct ttm_mem_type_manager *man, - struct drm_printer *printer) -{ -} - const struct ttm_mem_type_manager_func nv04_gart_manager = { - .init = nv04_gart_manager_init, - .takedown = nv04_gart_manager_fini, + .init = nouveau_manager_init, + .takedown = nouveau_manager_fini, .get_node = nv04_gart_manager_new, - .put_node = nv04_gart_manager_del, - .debug = nv04_gart_manager_debug + .put_node = nouveau_manager_del, + .debug = nouveau_manager_debug }; int @@ -343,44 +240,43 @@ nouveau_ttm_init(struct nouveau_drm *drm) { struct nvkm_device *device = nvxx_device(&drm->client.device); struct nvkm_pci *pci = device->pci; + struct nvif_mmu *mmu = &drm->client.mmu; struct drm_device *dev = drm->dev; - u8 bits; - int ret; + int typei, ret; - if (pci && pci->agp.bridge) { - drm->agp.bridge = pci->agp.bridge; - drm->agp.base = pci->agp.base; - drm->agp.size = pci->agp.size; - drm->agp.cma = pci->agp.cma; - } + typei = nvif_mmu_type(mmu, NVIF_MEM_HOST | NVIF_MEM_MAPPABLE | + NVIF_MEM_COHERENT); + if (typei < 0) + return -ENOSYS; - bits = nvxx_mmu(&drm->client.device)->dma_bits; - if (nvxx_device(&drm->client.device)->func->pci) { - if (drm->agp.bridge) - bits = 32; - } else if (device->func->tegra) { - struct nvkm_device_tegra *tegra = device->func->tegra(device); + drm->ttm.type_host = typei; - /* - * If the platform can use a IOMMU, then the addressable DMA - * space is constrained by the IOMMU bit - */ - if (tegra->func->iommu_bit) - bits = min(bits, tegra->func->iommu_bit); + typei = nvif_mmu_type(mmu, NVIF_MEM_HOST | NVIF_MEM_MAPPABLE); + if (typei < 0) + return -ENOSYS; - } + drm->ttm.type_ncoh = typei; - ret = dma_set_mask(dev->dev, DMA_BIT_MASK(bits)); - if (ret && bits != 32) { - bits = 32; - ret = dma_set_mask(dev->dev, DMA_BIT_MASK(bits)); + if (drm->client.device.info.platform != NV_DEVICE_INFO_V0_SOC && + drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA) { + typei = nvif_mmu_type(mmu, NVIF_MEM_VRAM | NVIF_MEM_MAPPABLE | + NVIF_MEM_KIND | + NVIF_MEM_COMP | + NVIF_MEM_DISP); + if (typei < 0) + return -ENOSYS; + + drm->ttm.type_vram = typei; + } else { + drm->ttm.type_vram = -1; } - if (ret) - return ret; - ret = dma_set_coherent_mask(dev->dev, DMA_BIT_MASK(bits)); - if (ret) - dma_set_coherent_mask(dev->dev, DMA_BIT_MASK(32)); + if (pci && pci->agp.bridge) { + drm->agp.bridge = pci->agp.bridge; + drm->agp.base = pci->agp.base; + drm->agp.size = pci->agp.size; + drm->agp.cma = pci->agp.cma; + } ret = nouveau_ttm_global_init(drm); if (ret) @@ -391,7 +287,7 @@ nouveau_ttm_init(struct nouveau_drm *drm) &nouveau_bo_driver, dev->anon_inode->i_mapping, DRM_FILE_PAGE_OFFSET, - bits <= 32 ? true : false); + drm->client.mmu.dmabits <= 32 ? true : false); if (ret) { NV_ERROR(drm, "error initialising bo driver, %d\n", ret); return ret; @@ -415,7 +311,7 @@ nouveau_ttm_init(struct nouveau_drm *drm) /* GART init */ if (!drm->agp.bridge) { - drm->gem.gart_available = nvxx_mmu(&drm->client.device)->limit; + drm->gem.gart_available = drm->client.vmm.vmm.limit; } else { drm->gem.gart_available = drm->agp.size; } diff --git a/drivers/gpu/drm/nouveau/nouveau_vmm.c b/drivers/gpu/drm/nouveau/nouveau_vmm.c new file mode 100644 index 000000000000..9e2628dd8e4d --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_vmm.c @@ -0,0 +1,135 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "nouveau_vmm.h" +#include "nouveau_drv.h" +#include "nouveau_bo.h" +#include "nouveau_mem.h" + +void +nouveau_vma_unmap(struct nouveau_vma *vma) +{ + if (vma->mem) { + nvif_vmm_unmap(&vma->vmm->vmm, vma->addr); + vma->mem = NULL; + } +} + +int +nouveau_vma_map(struct nouveau_vma *vma, struct nouveau_mem *mem) +{ + struct nvif_vma tmp = { .addr = vma->addr }; + int ret = nouveau_mem_map(mem, &vma->vmm->vmm, &tmp); + if (ret) + return ret; + vma->mem = mem; + return 0; +} + +struct nouveau_vma * +nouveau_vma_find(struct nouveau_bo *nvbo, struct nouveau_vmm *vmm) +{ + struct nouveau_vma *vma; + + list_for_each_entry(vma, &nvbo->vma_list, head) { + if (vma->vmm == vmm) + return vma; + } + + return NULL; +} + +void +nouveau_vma_del(struct nouveau_vma **pvma) +{ + struct nouveau_vma *vma = *pvma; + if (vma && --vma->refs <= 0) { + if (likely(vma->addr != ~0ULL)) { + struct nvif_vma tmp = { .addr = vma->addr, .size = 1 }; + nvif_vmm_put(&vma->vmm->vmm, &tmp); + } + list_del(&vma->head); + *pvma = NULL; + kfree(*pvma); + } +} + +int +nouveau_vma_new(struct nouveau_bo *nvbo, struct nouveau_vmm *vmm, + struct nouveau_vma **pvma) +{ + struct nouveau_mem *mem = nouveau_mem(&nvbo->bo.mem); + struct nouveau_vma *vma; + struct nvif_vma tmp; + int ret; + + if ((vma = *pvma = nouveau_vma_find(nvbo, vmm))) { + vma->refs++; + return 0; + } + + if (!(vma = *pvma = kmalloc(sizeof(*vma), GFP_KERNEL))) + return -ENOMEM; + vma->vmm = vmm; + vma->refs = 1; + vma->addr = ~0ULL; + vma->mem = NULL; + list_add_tail(&vma->head, &nvbo->vma_list); + + if (nvbo->bo.mem.mem_type != TTM_PL_SYSTEM && + mem->mem.page == nvbo->page) { + ret = nvif_vmm_get(&vmm->vmm, LAZY, false, mem->mem.page, 0, + mem->mem.size, &tmp); + if (ret) + goto done; + + vma->addr = tmp.addr; + ret = nouveau_vma_map(vma, mem); + } else { + ret = nvif_vmm_get(&vmm->vmm, PTES, false, mem->mem.page, 0, + mem->mem.size, &tmp); + vma->addr = tmp.addr; + } + +done: + if (ret) + nouveau_vma_del(pvma); + return ret; +} + +void +nouveau_vmm_fini(struct nouveau_vmm *vmm) +{ + nvif_vmm_fini(&vmm->vmm); + vmm->cli = NULL; +} + +int +nouveau_vmm_init(struct nouveau_cli *cli, s32 oclass, struct nouveau_vmm *vmm) +{ + int ret = nvif_vmm_init(&cli->mmu, oclass, PAGE_SIZE, 0, NULL, 0, + &vmm->vmm); + if (ret) + return ret; + + vmm->cli = cli; + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nouveau_vmm.h b/drivers/gpu/drm/nouveau/nouveau_vmm.h new file mode 100644 index 000000000000..5c31f43678d3 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_vmm.h @@ -0,0 +1,31 @@ +#ifndef __NOUVEAU_VMA_H__ +#define __NOUVEAU_VMA_H__ +#include <nvif/vmm.h> +struct nouveau_bo; +struct nouveau_mem; + +struct nouveau_vma { + struct nouveau_vmm *vmm; + int refs; + struct list_head head; + u64 addr; + + struct nouveau_mem *mem; +}; + +struct nouveau_vma *nouveau_vma_find(struct nouveau_bo *, struct nouveau_vmm *); +int nouveau_vma_new(struct nouveau_bo *, struct nouveau_vmm *, + struct nouveau_vma **); +void nouveau_vma_del(struct nouveau_vma **); +int nouveau_vma_map(struct nouveau_vma *, struct nouveau_mem *); +void nouveau_vma_unmap(struct nouveau_vma *); + +struct nouveau_vmm { + struct nouveau_cli *cli; + struct nvif_vmm vmm; + struct nvkm_vm *vm; +}; + +int nouveau_vmm_init(struct nouveau_cli *, s32 oclass, struct nouveau_vmm *); +void nouveau_vmm_fini(struct nouveau_vmm *); +#endif diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index fb47d46050ec..584466ef688f 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -318,7 +318,7 @@ nv50_chan_create(struct nvif_device *device, struct nvif_object *disp, ret = nvif_object_init(disp, 0, oclass[0], data, size, &chan->user); if (ret == 0) - nvif_object_map(&chan->user); + nvif_object_map(&chan->user, NULL, 0); nvif_object_sclass_put(&sclass); return ret; } @@ -424,7 +424,7 @@ nv50_dmac_ctxdma_new(struct nv50_dmac *dmac, struct nouveau_framebuffer *fb) { struct nouveau_drm *drm = nouveau_drm(fb->base.dev); struct nv50_dmac_ctxdma *ctxdma; - const u8 kind = (fb->nvbo->tile_flags & 0x0000ff00) >> 8; + const u8 kind = fb->nvbo->kind; const u32 handle = 0xfb000000 | kind; struct { struct nv_dma_v0 base; @@ -510,6 +510,7 @@ nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp, int ret; mutex_init(&dmac->lock); + INIT_LIST_HEAD(&dmac->ctxdma); dmac->ptr = dma_alloc_coherent(nvxx_device(device)->dev, PAGE_SIZE, &dmac->handle, GFP_KERNEL); @@ -556,7 +557,6 @@ nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp, if (ret) return ret; - INIT_LIST_HEAD(&dmac->ctxdma); return ret; } @@ -847,7 +847,7 @@ nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, asyw->image.w = fb->base.width; asyw->image.h = fb->base.height; - asyw->image.kind = (fb->nvbo->tile_flags & 0x0000ff00) >> 8; + asyw->image.kind = fb->nvbo->kind; if (asyh->state.pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC) asyw->interval = 0; @@ -857,9 +857,9 @@ nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, if (asyw->image.kind) { asyw->image.layout = 0; if (drm->client.device.info.chipset >= 0xc0) - asyw->image.block = fb->nvbo->tile_mode >> 4; + asyw->image.block = fb->nvbo->mode >> 4; else - asyw->image.block = fb->nvbo->tile_mode; + asyw->image.block = fb->nvbo->mode; asyw->image.pitch = (fb->base.pitches[0] / 4) << 4; } else { asyw->image.layout = 1; diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c index 327dcd7901ed..facd18564e0d 100644 --- a/drivers/gpu/drm/nouveau/nv50_fbcon.c +++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c @@ -25,6 +25,7 @@ #include "nouveau_drv.h" #include "nouveau_dma.h" #include "nouveau_fbcon.h" +#include "nouveau_vmm.h" int nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) @@ -239,8 +240,8 @@ nv50_fbcon_accel_init(struct fb_info *info) OUT_RING(chan, info->fix.line_length); OUT_RING(chan, info->var.xres_virtual); OUT_RING(chan, info->var.yres_virtual); - OUT_RING(chan, upper_32_bits(fb->vma.offset)); - OUT_RING(chan, lower_32_bits(fb->vma.offset)); + OUT_RING(chan, upper_32_bits(fb->vma->addr)); + OUT_RING(chan, lower_32_bits(fb->vma->addr)); BEGIN_NV04(chan, NvSub2D, 0x0230, 2); OUT_RING(chan, format); OUT_RING(chan, 1); @@ -248,8 +249,8 @@ nv50_fbcon_accel_init(struct fb_info *info) OUT_RING(chan, info->fix.line_length); OUT_RING(chan, info->var.xres_virtual); OUT_RING(chan, info->var.yres_virtual); - OUT_RING(chan, upper_32_bits(fb->vma.offset)); - OUT_RING(chan, lower_32_bits(fb->vma.offset)); + OUT_RING(chan, upper_32_bits(fb->vma->addr)); + OUT_RING(chan, lower_32_bits(fb->vma->addr)); FIRE_RING(chan); return 0; diff --git a/drivers/gpu/drm/nouveau/nv84_fence.c b/drivers/gpu/drm/nouveau/nv84_fence.c index bd7a8a1e4ad9..5f0c0c27d5dc 100644 --- a/drivers/gpu/drm/nouveau/nv84_fence.c +++ b/drivers/gpu/drm/nouveau/nv84_fence.c @@ -25,6 +25,7 @@ #include "nouveau_drv.h" #include "nouveau_dma.h" #include "nouveau_fence.h" +#include "nouveau_vmm.h" #include "nv50_display.h" @@ -68,12 +69,7 @@ nv84_fence_emit(struct nouveau_fence *fence) { struct nouveau_channel *chan = fence->channel; struct nv84_fence_chan *fctx = chan->fence; - u64 addr = chan->chid * 16; - - if (fence->sysmem) - addr += fctx->vma_gart.offset; - else - addr += fctx->vma.offset; + u64 addr = fctx->vma->addr + chan->chid * 16; return fctx->base.emit32(chan, addr, fence->base.seqno); } @@ -83,12 +79,7 @@ nv84_fence_sync(struct nouveau_fence *fence, struct nouveau_channel *prev, struct nouveau_channel *chan) { struct nv84_fence_chan *fctx = chan->fence; - u64 addr = prev->chid * 16; - - if (fence->sysmem) - addr += fctx->vma_gart.offset; - else - addr += fctx->vma.offset; + u64 addr = fctx->vma->addr + prev->chid * 16; return fctx->base.sync32(chan, addr, fence->base.seqno); } @@ -108,8 +99,7 @@ nv84_fence_context_del(struct nouveau_channel *chan) nouveau_bo_wr32(priv->bo, chan->chid * 16 / 4, fctx->base.sequence); mutex_lock(&priv->mutex); - nouveau_bo_vma_del(priv->bo, &fctx->vma_gart); - nouveau_bo_vma_del(priv->bo, &fctx->vma); + nouveau_vma_del(&fctx->vma); mutex_unlock(&priv->mutex); nouveau_fence_context_del(&fctx->base); chan->fence = NULL; @@ -137,11 +127,7 @@ nv84_fence_context_new(struct nouveau_channel *chan) fctx->base.sequence = nv84_fence_read(chan); mutex_lock(&priv->mutex); - ret = nouveau_bo_vma_add(priv->bo, cli->vm, &fctx->vma); - if (ret == 0) { - ret = nouveau_bo_vma_add(priv->bo_gart, cli->vm, - &fctx->vma_gart); - } + ret = nouveau_vma_new(priv->bo, &cli->vmm, &fctx->vma); mutex_unlock(&priv->mutex); if (ret) @@ -182,10 +168,6 @@ static void nv84_fence_destroy(struct nouveau_drm *drm) { struct nv84_fence_priv *priv = drm->fence; - nouveau_bo_unmap(priv->bo_gart); - if (priv->bo_gart) - nouveau_bo_unpin(priv->bo_gart); - nouveau_bo_ref(NULL, &priv->bo_gart); nouveau_bo_unmap(priv->bo); if (priv->bo) nouveau_bo_unpin(priv->bo); @@ -238,21 +220,6 @@ nv84_fence_create(struct nouveau_drm *drm) nouveau_bo_ref(NULL, &priv->bo); } - if (ret == 0) - ret = nouveau_bo_new(&drm->client, 16 * priv->base.contexts, 0, - TTM_PL_FLAG_TT | TTM_PL_FLAG_UNCACHED, 0, - 0, NULL, NULL, &priv->bo_gart); - if (ret == 0) { - ret = nouveau_bo_pin(priv->bo_gart, TTM_PL_FLAG_TT, false); - if (ret == 0) { - ret = nouveau_bo_map(priv->bo_gart); - if (ret) - nouveau_bo_unpin(priv->bo_gart); - } - if (ret) - nouveau_bo_ref(NULL, &priv->bo_gart); - } - if (ret) nv84_fence_destroy(drm); return ret; diff --git a/drivers/gpu/drm/nouveau/nvc0_fbcon.c b/drivers/gpu/drm/nouveau/nvc0_fbcon.c index 90f27bfa381f..c0deef4fe727 100644 --- a/drivers/gpu/drm/nouveau/nvc0_fbcon.c +++ b/drivers/gpu/drm/nouveau/nvc0_fbcon.c @@ -25,6 +25,7 @@ #include "nouveau_drv.h" #include "nouveau_dma.h" #include "nouveau_fbcon.h" +#include "nouveau_vmm.h" int nvc0_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) @@ -239,8 +240,8 @@ nvc0_fbcon_accel_init(struct fb_info *info) OUT_RING (chan, info->fix.line_length); OUT_RING (chan, info->var.xres_virtual); OUT_RING (chan, info->var.yres_virtual); - OUT_RING (chan, upper_32_bits(fb->vma.offset)); - OUT_RING (chan, lower_32_bits(fb->vma.offset)); + OUT_RING (chan, upper_32_bits(fb->vma->addr)); + OUT_RING (chan, lower_32_bits(fb->vma->addr)); BEGIN_NVC0(chan, NvSub2D, 0x0230, 10); OUT_RING (chan, format); OUT_RING (chan, 1); @@ -250,8 +251,8 @@ nvc0_fbcon_accel_init(struct fb_info *info) OUT_RING (chan, info->fix.line_length); OUT_RING (chan, info->var.xres_virtual); OUT_RING (chan, info->var.yres_virtual); - OUT_RING (chan, upper_32_bits(fb->vma.offset)); - OUT_RING (chan, lower_32_bits(fb->vma.offset)); + OUT_RING (chan, upper_32_bits(fb->vma->addr)); + OUT_RING (chan, lower_32_bits(fb->vma->addr)); FIRE_RING (chan); return 0; diff --git a/drivers/gpu/drm/nouveau/nvif/Kbuild b/drivers/gpu/drm/nouveau/nvif/Kbuild index 067b5e9f5ec1..f1675a4ab6fa 100644 --- a/drivers/gpu/drm/nouveau/nvif/Kbuild +++ b/drivers/gpu/drm/nouveau/nvif/Kbuild @@ -2,4 +2,7 @@ nvif-y := nvif/object.o nvif-y += nvif/client.o nvif-y += nvif/device.o nvif-y += nvif/driver.o +nvif-y += nvif/mem.o +nvif-y += nvif/mmu.o nvif-y += nvif/notify.o +nvif-y += nvif/vmm.o diff --git a/drivers/gpu/drm/nouveau/nvif/mem.c b/drivers/gpu/drm/nouveau/nvif/mem.c new file mode 100644 index 000000000000..0f9382c60145 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvif/mem.c @@ -0,0 +1,88 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include <nvif/mem.h> +#include <nvif/client.h> + +#include <nvif/if000a.h> + +void +nvif_mem_fini(struct nvif_mem *mem) +{ + nvif_object_fini(&mem->object); +} + +int +nvif_mem_init_type(struct nvif_mmu *mmu, s32 oclass, int type, u8 page, + u64 size, void *argv, u32 argc, struct nvif_mem *mem) +{ + struct nvif_mem_v0 *args; + u8 stack[128]; + int ret; + + mem->object.client = NULL; + if (type < 0) + return -EINVAL; + + if (sizeof(*args) + argc > sizeof(stack)) { + if (!(args = kmalloc(sizeof(*args) + argc, GFP_KERNEL))) + return -ENOMEM; + } else { + args = (void *)stack; + } + args->version = 0; + args->type = type; + args->page = page; + args->size = size; + memcpy(args->data, argv, argc); + + ret = nvif_object_init(&mmu->object, 0, oclass, args, + sizeof(*args) + argc, &mem->object); + if (ret == 0) { + mem->type = mmu->type[type].type; + mem->page = args->page; + mem->addr = args->addr; + mem->size = args->size; + } + + if (args != (void *)stack) + kfree(args); + return ret; + +} + +int +nvif_mem_init(struct nvif_mmu *mmu, s32 oclass, u8 type, u8 page, + u64 size, void *argv, u32 argc, struct nvif_mem *mem) +{ + int ret = -EINVAL, i; + + mem->object.client = NULL; + + for (i = 0; ret && i < mmu->type_nr; i++) { + if ((mmu->type[i].type & type) == type) { + ret = nvif_mem_init_type(mmu, oclass, i, page, size, + argv, argc, mem); + } + } + + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvif/mmu.c b/drivers/gpu/drm/nouveau/nvif/mmu.c new file mode 100644 index 000000000000..15d0dcbf7ab4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvif/mmu.c @@ -0,0 +1,117 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include <nvif/mmu.h> + +#include <nvif/class.h> +#include <nvif/if0008.h> + +void +nvif_mmu_fini(struct nvif_mmu *mmu) +{ + kfree(mmu->kind); + kfree(mmu->type); + kfree(mmu->heap); + nvif_object_fini(&mmu->object); +} + +int +nvif_mmu_init(struct nvif_object *parent, s32 oclass, struct nvif_mmu *mmu) +{ + struct nvif_mmu_v0 args; + int ret, i; + + args.version = 0; + mmu->heap = NULL; + mmu->type = NULL; + mmu->kind = NULL; + + ret = nvif_object_init(parent, 0, oclass, &args, sizeof(args), + &mmu->object); + if (ret) + goto done; + + mmu->dmabits = args.dmabits; + mmu->heap_nr = args.heap_nr; + mmu->type_nr = args.type_nr; + mmu->kind_nr = args.kind_nr; + + mmu->heap = kmalloc(sizeof(*mmu->heap) * mmu->heap_nr, GFP_KERNEL); + mmu->type = kmalloc(sizeof(*mmu->type) * mmu->type_nr, GFP_KERNEL); + if (ret = -ENOMEM, !mmu->heap || !mmu->type) + goto done; + + mmu->kind = kmalloc(sizeof(*mmu->kind) * mmu->kind_nr, GFP_KERNEL); + if (!mmu->kind && mmu->kind_nr) + goto done; + + for (i = 0; i < mmu->heap_nr; i++) { + struct nvif_mmu_heap_v0 args = { .index = i }; + + ret = nvif_object_mthd(&mmu->object, NVIF_MMU_V0_HEAP, + &args, sizeof(args)); + if (ret) + goto done; + + mmu->heap[i].size = args.size; + } + + for (i = 0; i < mmu->type_nr; i++) { + struct nvif_mmu_type_v0 args = { .index = i }; + + ret = nvif_object_mthd(&mmu->object, NVIF_MMU_V0_TYPE, + &args, sizeof(args)); + if (ret) + goto done; + + mmu->type[i].type = 0; + if (args.vram) mmu->type[i].type |= NVIF_MEM_VRAM; + if (args.host) mmu->type[i].type |= NVIF_MEM_HOST; + if (args.comp) mmu->type[i].type |= NVIF_MEM_COMP; + if (args.disp) mmu->type[i].type |= NVIF_MEM_DISP; + if (args.kind ) mmu->type[i].type |= NVIF_MEM_KIND; + if (args.mappable) mmu->type[i].type |= NVIF_MEM_MAPPABLE; + if (args.coherent) mmu->type[i].type |= NVIF_MEM_COHERENT; + if (args.uncached) mmu->type[i].type |= NVIF_MEM_UNCACHED; + mmu->type[i].heap = args.heap; + } + + if (mmu->kind_nr) { + struct nvif_mmu_kind_v0 *kind; + u32 argc = sizeof(*kind) + sizeof(*kind->data) * mmu->kind_nr; + + if (ret = -ENOMEM, !(kind = kmalloc(argc, GFP_KERNEL))) + goto done; + kind->version = 0; + kind->count = mmu->kind_nr; + + ret = nvif_object_mthd(&mmu->object, NVIF_MMU_V0_KIND, + kind, argc); + if (ret == 0) + memcpy(mmu->kind, kind->data, kind->count); + kfree(kind); + } + +done: + if (ret) + nvif_mmu_fini(mmu); + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvif/object.c b/drivers/gpu/drm/nouveau/nvif/object.c index c3fb6a20f567..40adfe9b334b 100644 --- a/drivers/gpu/drm/nouveau/nvif/object.c +++ b/drivers/gpu/drm/nouveau/nvif/object.c @@ -166,46 +166,77 @@ nvif_object_mthd(struct nvif_object *object, u32 mthd, void *data, u32 size) } void -nvif_object_unmap(struct nvif_object *object) +nvif_object_unmap_handle(struct nvif_object *object) +{ + struct { + struct nvif_ioctl_v0 ioctl; + struct nvif_ioctl_unmap unmap; + } args = { + .ioctl.type = NVIF_IOCTL_V0_UNMAP, + }; + + nvif_object_ioctl(object, &args, sizeof(args), NULL); +} + +int +nvif_object_map_handle(struct nvif_object *object, void *argv, u32 argc, + u64 *handle, u64 *length) { - if (object->map.size) { - struct nvif_client *client = object->client; - struct { - struct nvif_ioctl_v0 ioctl; - struct nvif_ioctl_unmap unmap; - } args = { - .ioctl.type = NVIF_IOCTL_V0_UNMAP, - }; + struct { + struct nvif_ioctl_v0 ioctl; + struct nvif_ioctl_map_v0 map; + } *args; + u32 argn = sizeof(*args) + argc; + int ret, maptype; + + if (!(args = kzalloc(argn, GFP_KERNEL))) + return -ENOMEM; + args->ioctl.type = NVIF_IOCTL_V0_MAP; + memcpy(args->map.data, argv, argc); - if (object->map.ptr) { + ret = nvif_object_ioctl(object, args, argn, NULL); + *handle = args->map.handle; + *length = args->map.length; + maptype = args->map.type; + kfree(args); + return ret ? ret : (maptype == NVIF_IOCTL_MAP_V0_IO); +} + +void +nvif_object_unmap(struct nvif_object *object) +{ + struct nvif_client *client = object->client; + if (object->map.ptr) { + if (object->map.size) { client->driver->unmap(client, object->map.ptr, object->map.size); - object->map.ptr = NULL; + object->map.size = 0; } - - nvif_object_ioctl(object, &args, sizeof(args), NULL); - object->map.size = 0; + object->map.ptr = NULL; + nvif_object_unmap_handle(object); } } int -nvif_object_map(struct nvif_object *object) +nvif_object_map(struct nvif_object *object, void *argv, u32 argc) { struct nvif_client *client = object->client; - struct { - struct nvif_ioctl_v0 ioctl; - struct nvif_ioctl_map_v0 map; - } args = { - .ioctl.type = NVIF_IOCTL_V0_MAP, - }; - int ret = nvif_object_ioctl(object, &args, sizeof(args), NULL); - if (ret == 0) { - object->map.size = args.map.length; - object->map.ptr = client->driver->map(client, args.map.handle, - object->map.size); - if (ret = -ENOMEM, object->map.ptr) + u64 handle, length; + int ret = nvif_object_map_handle(object, argv, argc, &handle, &length); + if (ret >= 0) { + if (ret) { + object->map.ptr = client->driver->map(client, + handle, + length); + if (ret = -ENOMEM, object->map.ptr) { + object->map.size = length; + return 0; + } + } else { + object->map.ptr = (void *)(unsigned long)handle; return 0; - nvif_object_unmap(object); + } + nvif_object_unmap_handle(object); } return ret; } diff --git a/drivers/gpu/drm/nouveau/nvif/vmm.c b/drivers/gpu/drm/nouveau/nvif/vmm.c new file mode 100644 index 000000000000..31cdb2d2e1ff --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvif/vmm.c @@ -0,0 +1,167 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include <nvif/vmm.h> +#include <nvif/mem.h> + +#include <nvif/if000c.h> + +int +nvif_vmm_unmap(struct nvif_vmm *vmm, u64 addr) +{ + return nvif_object_mthd(&vmm->object, NVIF_VMM_V0_UNMAP, + &(struct nvif_vmm_unmap_v0) { .addr = addr }, + sizeof(struct nvif_vmm_unmap_v0)); +} + +int +nvif_vmm_map(struct nvif_vmm *vmm, u64 addr, u64 size, void *argv, u32 argc, + struct nvif_mem *mem, u64 offset) +{ + struct nvif_vmm_map_v0 *args; + u8 stack[16]; + int ret; + + if (sizeof(*args) + argc > sizeof(stack)) { + if (!(args = kmalloc(sizeof(*args) + argc, GFP_KERNEL))) + return -ENOMEM; + } else { + args = (void *)stack; + } + + args->version = 0; + args->addr = addr; + args->size = size; + args->memory = nvif_handle(&mem->object); + args->offset = offset; + memcpy(args->data, argv, argc); + + ret = nvif_object_mthd(&vmm->object, NVIF_VMM_V0_MAP, + args, sizeof(*args) + argc); + if (args != (void *)stack) + kfree(args); + return ret; +} + +void +nvif_vmm_put(struct nvif_vmm *vmm, struct nvif_vma *vma) +{ + if (vma->size) { + WARN_ON(nvif_object_mthd(&vmm->object, NVIF_VMM_V0_PUT, + &(struct nvif_vmm_put_v0) { + .addr = vma->addr, + }, sizeof(struct nvif_vmm_put_v0))); + vma->size = 0; + } +} + +int +nvif_vmm_get(struct nvif_vmm *vmm, enum nvif_vmm_get type, bool sparse, + u8 page, u8 align, u64 size, struct nvif_vma *vma) +{ + struct nvif_vmm_get_v0 args; + int ret; + + args.version = vma->size = 0; + args.sparse = sparse; + args.page = page; + args.align = align; + args.size = size; + + switch (type) { + case ADDR: args.type = NVIF_VMM_GET_V0_ADDR; break; + case PTES: args.type = NVIF_VMM_GET_V0_PTES; break; + case LAZY: args.type = NVIF_VMM_GET_V0_LAZY; break; + default: + WARN_ON(1); + return -EINVAL; + } + + ret = nvif_object_mthd(&vmm->object, NVIF_VMM_V0_GET, + &args, sizeof(args)); + if (ret == 0) { + vma->addr = args.addr; + vma->size = args.size; + } + return ret; +} + +void +nvif_vmm_fini(struct nvif_vmm *vmm) +{ + kfree(vmm->page); + nvif_object_fini(&vmm->object); +} + +int +nvif_vmm_init(struct nvif_mmu *mmu, s32 oclass, u64 addr, u64 size, + void *argv, u32 argc, struct nvif_vmm *vmm) +{ + struct nvif_vmm_v0 *args; + u32 argn = sizeof(*args) + argc; + int ret = -ENOSYS, i; + + vmm->object.client = NULL; + vmm->page = NULL; + + if (!(args = kmalloc(argn, GFP_KERNEL))) + return -ENOMEM; + args->version = 0; + args->addr = addr; + args->size = size; + memcpy(args->data, argv, argc); + + ret = nvif_object_init(&mmu->object, 0, oclass, args, argn, + &vmm->object); + if (ret) + goto done; + + vmm->start = args->addr; + vmm->limit = args->size; + + vmm->page_nr = args->page_nr; + vmm->page = kmalloc(sizeof(*vmm->page) * vmm->page_nr, GFP_KERNEL); + if (!vmm->page) { + ret = -ENOMEM; + goto done; + } + + for (i = 0; i < vmm->page_nr; i++) { + struct nvif_vmm_page_v0 args = { .index = i }; + + ret = nvif_object_mthd(&vmm->object, NVIF_VMM_V0_PAGE, + &args, sizeof(args)); + if (ret) + break; + + vmm->page[i].shift = args.shift; + vmm->page[i].sparse = args.sparse; + vmm->page[i].vram = args.vram; + vmm->page[i].host = args.host; + vmm->page[i].comp = args.comp; + } + +done: + if (ret) + nvif_vmm_fini(vmm); + kfree(args); + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/core/client.c b/drivers/gpu/drm/nouveau/nvkm/core/client.c index 0d3a896892b4..ac671202919e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/client.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/client.c @@ -301,5 +301,7 @@ nvkm_client_new(const char *name, u64 device, const char *cfg, client->debug = nvkm_dbgopt(dbg, "CLIENT"); client->objroot = RB_ROOT; client->ntfy = ntfy; + INIT_LIST_HEAD(&client->umem); + spin_lock_init(&client->lock); return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/core/engine.c b/drivers/gpu/drm/nouveau/nvkm/core/engine.c index b6c916954a10..657231c3c098 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/engine.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/engine.c @@ -126,6 +126,15 @@ nvkm_engine_init(struct nvkm_subdev *subdev) return ret; } +static int +nvkm_engine_preinit(struct nvkm_subdev *subdev) +{ + struct nvkm_engine *engine = nvkm_engine(subdev); + if (engine->func->preinit) + engine->func->preinit(engine); + return 0; +} + static void * nvkm_engine_dtor(struct nvkm_subdev *subdev) { @@ -138,6 +147,7 @@ nvkm_engine_dtor(struct nvkm_subdev *subdev) static const struct nvkm_subdev_func nvkm_engine_func = { .dtor = nvkm_engine_dtor, + .preinit = nvkm_engine_preinit, .init = nvkm_engine_init, .fini = nvkm_engine_fini, .intr = nvkm_engine_intr, diff --git a/drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c b/drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c index a7bd22706b2a..d6de2b3ed2c3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/gpuobj.c @@ -42,6 +42,14 @@ nvkm_gpuobj_wr32_fast(struct nvkm_gpuobj *gpuobj, u32 offset, u32 data) } /* accessor functions for gpuobjs allocated directly from instmem */ +static int +nvkm_gpuobj_heap_map(struct nvkm_gpuobj *gpuobj, u64 offset, + struct nvkm_vmm *vmm, struct nvkm_vma *vma, + void *argv, u32 argc) +{ + return nvkm_memory_map(gpuobj->memory, offset, vmm, vma, argv, argc); +} + static u32 nvkm_gpuobj_heap_rd32(struct nvkm_gpuobj *gpuobj, u32 offset) { @@ -67,6 +75,7 @@ nvkm_gpuobj_heap_fast = { .release = nvkm_gpuobj_heap_release, .rd32 = nvkm_gpuobj_rd32_fast, .wr32 = nvkm_gpuobj_wr32_fast, + .map = nvkm_gpuobj_heap_map, }; static const struct nvkm_gpuobj_func @@ -74,6 +83,7 @@ nvkm_gpuobj_heap_slow = { .release = nvkm_gpuobj_heap_release, .rd32 = nvkm_gpuobj_heap_rd32, .wr32 = nvkm_gpuobj_heap_wr32, + .map = nvkm_gpuobj_heap_map, }; static void * @@ -90,9 +100,19 @@ nvkm_gpuobj_heap_acquire(struct nvkm_gpuobj *gpuobj) static const struct nvkm_gpuobj_func nvkm_gpuobj_heap = { .acquire = nvkm_gpuobj_heap_acquire, + .map = nvkm_gpuobj_heap_map, }; /* accessor functions for gpuobjs sub-allocated from a parent gpuobj */ +static int +nvkm_gpuobj_map(struct nvkm_gpuobj *gpuobj, u64 offset, + struct nvkm_vmm *vmm, struct nvkm_vma *vma, + void *argv, u32 argc) +{ + return nvkm_memory_map(gpuobj->parent, gpuobj->node->offset + offset, + vmm, vma, argv, argc); +} + static u32 nvkm_gpuobj_rd32(struct nvkm_gpuobj *gpuobj, u32 offset) { @@ -118,6 +138,7 @@ nvkm_gpuobj_fast = { .release = nvkm_gpuobj_release, .rd32 = nvkm_gpuobj_rd32_fast, .wr32 = nvkm_gpuobj_wr32_fast, + .map = nvkm_gpuobj_map, }; static const struct nvkm_gpuobj_func @@ -125,6 +146,7 @@ nvkm_gpuobj_slow = { .release = nvkm_gpuobj_release, .rd32 = nvkm_gpuobj_rd32, .wr32 = nvkm_gpuobj_wr32, + .map = nvkm_gpuobj_map, }; static void * @@ -143,6 +165,7 @@ nvkm_gpuobj_acquire(struct nvkm_gpuobj *gpuobj) static const struct nvkm_gpuobj_func nvkm_gpuobj_func = { .acquire = nvkm_gpuobj_acquire, + .map = nvkm_gpuobj_map, }; static int @@ -185,7 +208,7 @@ nvkm_gpuobj_ctor(struct nvkm_device *device, u32 size, int align, bool zero, gpuobj->size = nvkm_memory_size(gpuobj->memory); } - return nvkm_mm_init(&gpuobj->heap, 0, gpuobj->size, 1); + return nvkm_mm_init(&gpuobj->heap, 0, 0, gpuobj->size, 1); } void @@ -196,7 +219,7 @@ nvkm_gpuobj_del(struct nvkm_gpuobj **pgpuobj) if (gpuobj->parent) nvkm_mm_free(&gpuobj->parent->heap, &gpuobj->node); nvkm_mm_fini(&gpuobj->heap); - nvkm_memory_del(&gpuobj->memory); + nvkm_memory_unref(&gpuobj->memory); kfree(*pgpuobj); *pgpuobj = NULL; } @@ -218,26 +241,6 @@ nvkm_gpuobj_new(struct nvkm_device *device, u32 size, int align, bool zero, return ret; } -int -nvkm_gpuobj_map(struct nvkm_gpuobj *gpuobj, struct nvkm_vm *vm, - u32 access, struct nvkm_vma *vma) -{ - struct nvkm_memory *memory = gpuobj->memory; - int ret = nvkm_vm_get(vm, gpuobj->size, 12, access, vma); - if (ret == 0) - nvkm_memory_map(memory, vma, 0); - return ret; -} - -void -nvkm_gpuobj_unmap(struct nvkm_vma *vma) -{ - if (vma->node) { - nvkm_vm_unmap(vma); - nvkm_vm_put(vma); - } -} - /* the below is basically only here to support sharing the paged dma object * for PCI(E)GART on <=nv4x chipsets, and should *not* be expected to work * anywhere else. diff --git a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c index be19bbe56bba..d777df5a64e6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c @@ -53,7 +53,7 @@ nvkm_ioctl_sclass(struct nvkm_client *client, union { struct nvif_ioctl_sclass_v0 v0; } *args = data; - struct nvkm_oclass oclass; + struct nvkm_oclass oclass = { .client = client }; int ret = -ENOSYS, i = 0; nvif_ioctl(object, "sclass size %d\n", size); @@ -257,13 +257,19 @@ nvkm_ioctl_map(struct nvkm_client *client, union { struct nvif_ioctl_map_v0 v0; } *args = data; + enum nvkm_object_map type; int ret = -ENOSYS; nvif_ioctl(object, "map size %d\n", size); - if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { + if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) { nvif_ioctl(object, "map vers %d\n", args->v0.version); - ret = nvkm_object_map(object, &args->v0.handle, - &args->v0.length); + ret = nvkm_object_map(object, data, size, &type, + &args->v0.handle, + &args->v0.length); + if (type == NVKM_OBJECT_MAP_IO) + args->v0.type = NVIF_IOCTL_MAP_V0_IO; + else + args->v0.type = NVIF_IOCTL_MAP_V0_VA; } return ret; @@ -281,6 +287,7 @@ nvkm_ioctl_unmap(struct nvkm_client *client, nvif_ioctl(object, "unmap size %d\n", size); if (!(ret = nvif_unvers(ret, &data, &size, args->none))) { nvif_ioctl(object, "unmap\n"); + ret = nvkm_object_unmap(object); } return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/core/memory.c b/drivers/gpu/drm/nouveau/nvkm/core/memory.c index 8903c04c977e..e85a08ecd9da 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/memory.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/memory.c @@ -22,27 +22,117 @@ * Authors: Ben Skeggs <bskeggs@redhat.com> */ #include <core/memory.h> +#include <core/mm.h> +#include <subdev/fb.h> #include <subdev/instmem.h> void +nvkm_memory_tags_put(struct nvkm_memory *memory, struct nvkm_device *device, + struct nvkm_tags **ptags) +{ + struct nvkm_fb *fb = device->fb; + struct nvkm_tags *tags = *ptags; + if (tags) { + mutex_lock(&fb->subdev.mutex); + if (refcount_dec_and_test(&tags->refcount)) { + nvkm_mm_free(&fb->tags, &tags->mn); + kfree(memory->tags); + memory->tags = NULL; + } + mutex_unlock(&fb->subdev.mutex); + *ptags = NULL; + } +} + +int +nvkm_memory_tags_get(struct nvkm_memory *memory, struct nvkm_device *device, + u32 nr, void (*clr)(struct nvkm_device *, u32, u32), + struct nvkm_tags **ptags) +{ + struct nvkm_fb *fb = device->fb; + struct nvkm_tags *tags; + + mutex_lock(&fb->subdev.mutex); + if ((tags = memory->tags)) { + /* If comptags exist for the memory, but a different amount + * than requested, the buffer is being mapped with settings + * that are incompatible with existing mappings. + */ + if (tags->mn && tags->mn->length != nr) { + mutex_unlock(&fb->subdev.mutex); + return -EINVAL; + } + + refcount_inc(&tags->refcount); + mutex_unlock(&fb->subdev.mutex); + *ptags = tags; + return 0; + } + + if (!(tags = kmalloc(sizeof(*tags), GFP_KERNEL))) { + mutex_unlock(&fb->subdev.mutex); + return -ENOMEM; + } + + if (!nvkm_mm_head(&fb->tags, 0, 1, nr, nr, 1, &tags->mn)) { + if (clr) + clr(device, tags->mn->offset, tags->mn->length); + } else { + /* Failure to allocate HW comptags is not an error, the + * caller should fall back to an uncompressed map. + * + * As memory can be mapped in multiple places, we still + * need to track the allocation failure and ensure that + * any additional mappings remain uncompressed. + * + * This is handled by returning an empty nvkm_tags. + */ + tags->mn = NULL; + } + + refcount_set(&tags->refcount, 1); + mutex_unlock(&fb->subdev.mutex); + *ptags = tags; + return 0; +} + +void nvkm_memory_ctor(const struct nvkm_memory_func *func, struct nvkm_memory *memory) { memory->func = func; + kref_init(&memory->kref); +} + +static void +nvkm_memory_del(struct kref *kref) +{ + struct nvkm_memory *memory = container_of(kref, typeof(*memory), kref); + if (!WARN_ON(!memory->func)) { + if (memory->func->dtor) + memory = memory->func->dtor(memory); + kfree(memory); + } } void -nvkm_memory_del(struct nvkm_memory **pmemory) +nvkm_memory_unref(struct nvkm_memory **pmemory) { struct nvkm_memory *memory = *pmemory; - if (memory && !WARN_ON(!memory->func)) { - if (memory->func->dtor) - *pmemory = memory->func->dtor(memory); - kfree(*pmemory); + if (memory) { + kref_put(&memory->kref, nvkm_memory_del); *pmemory = NULL; } } +struct nvkm_memory * +nvkm_memory_ref(struct nvkm_memory *memory) +{ + if (memory) + kref_get(&memory->kref); + return memory; +} + int nvkm_memory_new(struct nvkm_device *device, enum nvkm_memory_target target, u64 size, u32 align, bool zero, diff --git a/drivers/gpu/drm/nouveau/nvkm/core/mm.c b/drivers/gpu/drm/nouveau/nvkm/core/mm.c index 5c7891234eea..f78a06a6b2f1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/mm.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/mm.c @@ -237,7 +237,7 @@ nvkm_mm_tail(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, } int -nvkm_mm_init(struct nvkm_mm *mm, u32 offset, u32 length, u32 block) +nvkm_mm_init(struct nvkm_mm *mm, u8 heap, u32 offset, u32 length, u32 block) { struct nvkm_mm_node *node, *prev; u32 next; @@ -274,7 +274,8 @@ nvkm_mm_init(struct nvkm_mm *mm, u32 offset, u32 length, u32 block) list_add_tail(&node->nl_entry, &mm->nodes); list_add_tail(&node->fl_entry, &mm->free); - node->heap = ++mm->heap_nodes; + node->heap = heap; + mm->heap_nodes++; return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/core/object.c b/drivers/gpu/drm/nouveau/nvkm/core/object.c index acd76fd4f6d8..301a5e5b5f7f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/object.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/object.c @@ -102,10 +102,19 @@ nvkm_object_ntfy(struct nvkm_object *object, u32 mthd, } int -nvkm_object_map(struct nvkm_object *object, u64 *addr, u32 *size) +nvkm_object_map(struct nvkm_object *object, void *argv, u32 argc, + enum nvkm_object_map *type, u64 *addr, u64 *size) { if (likely(object->func->map)) - return object->func->map(object, addr, size); + return object->func->map(object, argv, argc, type, addr, size); + return -ENODEV; +} + +int +nvkm_object_unmap(struct nvkm_object *object) +{ + if (likely(object->func->unmap)) + return object->func->unmap(object); return -ENODEV; } @@ -259,6 +268,7 @@ nvkm_object_dtor(struct nvkm_object *object) } nvif_debug(object, "destroy running...\n"); + nvkm_object_unmap(object); if (object->func->dtor) data = object->func->dtor(object); nvkm_engine_unref(&object->engine); diff --git a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c index e31a0479add0..16299837a296 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c @@ -37,9 +37,17 @@ nvkm_oproxy_ntfy(struct nvkm_object *object, u32 mthd, } static int -nvkm_oproxy_map(struct nvkm_object *object, u64 *addr, u32 *size) +nvkm_oproxy_map(struct nvkm_object *object, void *argv, u32 argc, + enum nvkm_object_map *type, u64 *addr, u64 *size) { - return nvkm_object_map(nvkm_oproxy(object)->object, addr, size); + struct nvkm_oproxy *oproxy = nvkm_oproxy(object); + return nvkm_object_map(oproxy->object, argv, argc, type, addr, size); +} + +static int +nvkm_oproxy_unmap(struct nvkm_object *object) +{ + return nvkm_object_unmap(nvkm_oproxy(object)->object); } static int @@ -171,6 +179,7 @@ nvkm_oproxy_func = { .mthd = nvkm_oproxy_mthd, .ntfy = nvkm_oproxy_ntfy, .map = nvkm_oproxy_map, + .unmap = nvkm_oproxy_unmap, .rd08 = nvkm_oproxy_rd08, .rd16 = nvkm_oproxy_rd16, .rd32 = nvkm_oproxy_rd32, diff --git a/drivers/gpu/drm/nouveau/nvkm/core/ramht.c b/drivers/gpu/drm/nouveau/nvkm/core/ramht.c index 89da47234016..ccba4ae73cc5 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/ramht.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/ramht.c @@ -21,6 +21,7 @@ */ #include <core/ramht.h> #include <core/engine.h> +#include <core/object.h> static u32 nvkm_ramht_hash(struct nvkm_ramht *ramht, int chid, u32 handle) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index e096a5d9c292..e14643615698 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -927,7 +927,7 @@ nv84_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g84_pci_new, .therm = g84_therm_new, @@ -959,7 +959,7 @@ nv86_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g84_pci_new, .therm = g84_therm_new, @@ -991,7 +991,7 @@ nv92_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g92_pci_new, .therm = g84_therm_new, @@ -1023,7 +1023,7 @@ nv94_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1055,7 +1055,7 @@ nv96_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1087,7 +1087,7 @@ nv98_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g98_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1119,7 +1119,7 @@ nva0_chipset = { .i2c = nv50_i2c_new, .imem = nv50_instmem_new, .mc = g84_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1151,7 +1151,7 @@ nva3_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1185,7 +1185,7 @@ nva5_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1218,7 +1218,7 @@ nva8_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1251,7 +1251,7 @@ nvaa_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g98_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1283,7 +1283,7 @@ nvac_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = g98_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .therm = g84_therm_new, @@ -1315,7 +1315,7 @@ nvaf_chipset = { .i2c = g94_i2c_new, .imem = nv50_instmem_new, .mc = gt215_mc_new, - .mmu = nv50_mmu_new, + .mmu = g84_mmu_new, .mxm = nv50_mxm_new, .pci = g94_pci_new, .pmu = gt215_pmu_new, @@ -1678,7 +1678,7 @@ nve4_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk104_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk104_pmu_new, @@ -1717,7 +1717,7 @@ nve6_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk104_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk104_pmu_new, @@ -1756,7 +1756,7 @@ nve7_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk104_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk104_pmu_new, @@ -1790,7 +1790,7 @@ nvea_chipset = { .imem = gk20a_instmem_new, .ltc = gk104_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk20a_mmu_new, .pmu = gk20a_pmu_new, .timer = gk20a_timer_new, .top = gk104_top_new, @@ -1820,7 +1820,7 @@ nvf0_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk104_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk110_pmu_new, @@ -1858,7 +1858,7 @@ nvf1_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk104_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk110_pmu_new, @@ -1896,7 +1896,7 @@ nv106_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk208_pmu_new, @@ -1934,7 +1934,7 @@ nv108_chipset = { .imem = nv50_instmem_new, .ltc = gk104_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gk208_pmu_new, @@ -1958,7 +1958,7 @@ nv108_chipset = { static const struct nvkm_device_chip nv117_chipset = { .name = "GM107", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .clk = gk104_clk_new, @@ -1972,7 +1972,7 @@ nv117_chipset = { .imem = nv50_instmem_new, .ltc = gm107_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -1992,7 +1992,7 @@ nv117_chipset = { static const struct nvkm_device_chip nv118_chipset = { .name = "GM108", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .clk = gk104_clk_new, @@ -2006,7 +2006,7 @@ nv118_chipset = { .imem = nv50_instmem_new, .ltc = gm107_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gk104_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -2026,7 +2026,7 @@ nv118_chipset = { static const struct nvkm_device_chip nv120_chipset = { .name = "GM200", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2039,7 +2039,7 @@ nv120_chipset = { .imem = nv50_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm200_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -2061,7 +2061,7 @@ nv120_chipset = { static const struct nvkm_device_chip nv124_chipset = { .name = "GM204", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2074,7 +2074,7 @@ nv124_chipset = { .imem = nv50_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm200_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -2096,7 +2096,7 @@ nv124_chipset = { static const struct nvkm_device_chip nv126_chipset = { .name = "GM206", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2109,7 +2109,7 @@ nv126_chipset = { .imem = nv50_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm200_mmu_new, .mxm = nv50_mxm_new, .pci = gk104_pci_new, .pmu = gm107_pmu_new, @@ -2131,7 +2131,7 @@ nv126_chipset = { static const struct nvkm_device_chip nv12b_chipset = { .name = "GM20B", - .bar = gk20a_bar_new, + .bar = gm20b_bar_new, .bus = gf100_bus_new, .clk = gm20b_clk_new, .fb = gm20b_fb_new, @@ -2140,7 +2140,7 @@ nv12b_chipset = { .imem = gk20a_instmem_new, .ltc = gm200_ltc_new, .mc = gk20a_mc_new, - .mmu = gf100_mmu_new, + .mmu = gm20b_mmu_new, .pmu = gm20b_pmu_new, .secboot = gm20b_secboot_new, .timer = gk20a_timer_new, @@ -2156,7 +2156,7 @@ nv12b_chipset = { static const struct nvkm_device_chip nv130_chipset = { .name = "GP100", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2168,7 +2168,8 @@ nv130_chipset = { .imem = nv50_instmem_new, .ltc = gp100_ltc_new, .mc = gp100_mc_new, - .mmu = gf100_mmu_new, + .mmu = gp100_mmu_new, + .therm = gp100_therm_new, .secboot = gm200_secboot_new, .pci = gp100_pci_new, .pmu = gp100_pmu_new, @@ -2190,7 +2191,7 @@ nv130_chipset = { static const struct nvkm_device_chip nv132_chipset = { .name = "GP102", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2202,7 +2203,8 @@ nv132_chipset = { .imem = nv50_instmem_new, .ltc = gp100_ltc_new, .mc = gp100_mc_new, - .mmu = gf100_mmu_new, + .mmu = gp100_mmu_new, + .therm = gp100_therm_new, .secboot = gp102_secboot_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, @@ -2224,7 +2226,7 @@ nv132_chipset = { static const struct nvkm_device_chip nv134_chipset = { .name = "GP104", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2236,7 +2238,8 @@ nv134_chipset = { .imem = nv50_instmem_new, .ltc = gp100_ltc_new, .mc = gp100_mc_new, - .mmu = gf100_mmu_new, + .mmu = gp100_mmu_new, + .therm = gp100_therm_new, .secboot = gp102_secboot_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, @@ -2258,7 +2261,7 @@ nv134_chipset = { static const struct nvkm_device_chip nv136_chipset = { .name = "GP106", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2270,7 +2273,8 @@ nv136_chipset = { .imem = nv50_instmem_new, .ltc = gp100_ltc_new, .mc = gp100_mc_new, - .mmu = gf100_mmu_new, + .mmu = gp100_mmu_new, + .therm = gp100_therm_new, .secboot = gp102_secboot_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, @@ -2292,7 +2296,7 @@ nv136_chipset = { static const struct nvkm_device_chip nv137_chipset = { .name = "GP107", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2304,7 +2308,8 @@ nv137_chipset = { .imem = nv50_instmem_new, .ltc = gp100_ltc_new, .mc = gp100_mc_new, - .mmu = gf100_mmu_new, + .mmu = gp100_mmu_new, + .therm = gp100_therm_new, .secboot = gp102_secboot_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, @@ -2326,7 +2331,7 @@ nv137_chipset = { static const struct nvkm_device_chip nv138_chipset = { .name = "GP108", - .bar = gf100_bar_new, + .bar = gm107_bar_new, .bios = nvkm_bios_new, .bus = gf100_bus_new, .devinit = gm200_devinit_new, @@ -2338,7 +2343,8 @@ nv138_chipset = { .imem = nv50_instmem_new, .ltc = gp100_ltc_new, .mc = gp100_mc_new, - .mmu = gf100_mmu_new, + .mmu = gp100_mmu_new, + .therm = gp100_therm_new, .pci = gp100_pci_new, .pmu = gp102_pmu_new, .timer = gk20a_timer_new, @@ -2355,7 +2361,7 @@ nv138_chipset = { static const struct nvkm_device_chip nv13b_chipset = { .name = "GP10B", - .bar = gk20a_bar_new, + .bar = gm20b_bar_new, .bus = gf100_bus_new, .fb = gp10b_fb_new, .fuse = gm107_fuse_new, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h b/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h index f279162f48c6..ebcc5c52fbd1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/ctrl.h @@ -2,7 +2,7 @@ #ifndef __NVKM_DEVICE_CTRL_H__ #define __NVKM_DEVICE_CTRL_H__ #define nvkm_control(p) container_of((p), struct nvkm_control, object) -#include <core/device.h> +#include <core/object.h> struct nvkm_control { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c index 74a1ffa425f7..f302d2b5782a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c @@ -1627,7 +1627,7 @@ nvkm_device_pci_new(struct pci_dev *pci_dev, const char *cfg, const char *dbg, const struct nvkm_device_pci_vendor *pciv; const char *name = NULL; struct nvkm_device_pci *pdev; - int ret; + int ret, bits; ret = pci_enable_device(pci_dev); if (ret) @@ -1679,17 +1679,17 @@ nvkm_device_pci_new(struct pci_dev *pci_dev, const char *cfg, const char *dbg, if (ret) return ret; - /* - * Set a preliminary DMA mask based on the .dma_bits member of the - * MMU subdevice. This allows other subdevices to create DMA mappings - * in their init() or oneinit() methods, which may be called before the - * TTM layer sets the DMA mask definitively. - * This is necessary for platforms where the default DMA mask of 32 - * does not cover any system memory, i.e., when all RAM is > 4 GB. - */ - if (pdev->device.mmu) - dma_set_mask_and_coherent(&pci_dev->dev, - DMA_BIT_MASK(pdev->device.mmu->dma_bits)); + /* Set DMA mask based on capabilities reported by the MMU subdev. */ + if (pdev->device.mmu && !pdev->device.pci->agp.bridge) + bits = pdev->device.mmu->dma_bits; + else + bits = 32; + + ret = dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(bits)); + if (ret && bits != 32) { + dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(32)); + pdev->device.mmu->dma_bits = 32; + } return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index 189ed80e21ff..78597da6313a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -136,7 +136,7 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev) if (ret) goto free_domain; - ret = nvkm_mm_init(&tdev->iommu.mm, 0, + ret = nvkm_mm_init(&tdev->iommu.mm, 0, 0, (1ULL << tdev->func->iommu_bit) >> tdev->iommu.pgshift, 1); if (ret) @@ -216,7 +216,7 @@ nvkm_device_tegra_fini(struct nvkm_device *device, bool suspend) if (tdev->irq) { free_irq(tdev->irq, tdev); tdev->irq = 0; - }; + } } static int @@ -309,8 +309,6 @@ nvkm_device_tegra_new(const struct nvkm_device_tegra_func *func, /** * The IOMMU bit defines the upper limit of the GPU-addressable space. - * This will be refined in nouveau_ttm_init but we need to do it early - * for instmem to behave properly */ ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(tdev->func->iommu_bit)); if (ret) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c index 513ee6b79553..17adcb4e8854 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/user.c @@ -206,10 +206,12 @@ nvkm_udevice_wr32(struct nvkm_object *object, u64 addr, u32 data) } static int -nvkm_udevice_map(struct nvkm_object *object, u64 *addr, u32 *size) +nvkm_udevice_map(struct nvkm_object *object, void *argv, u32 argc, + enum nvkm_object_map *type, u64 *addr, u64 *size) { struct nvkm_udevice *udev = nvkm_udevice(object); struct nvkm_device *device = udev->device; + *type = NVKM_OBJECT_MAP_IO; *addr = device->func->resource_addr(device, 0); *size = device->func->resource_size(device, 0); return 0; @@ -292,6 +294,11 @@ nvkm_udevice_child_get(struct nvkm_object *object, int index, if (!sclass) { switch (index) { case 0: sclass = &nvkm_control_oclass; break; + case 1: + if (!device->mmu) + return -EINVAL; + sclass = &device->mmu->user; + break; default: return -EINVAL; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.c index 0c0310498afd..723dcbde2ac2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.c @@ -191,11 +191,13 @@ nv50_disp_chan_ntfy(struct nvkm_object *object, u32 type, } static int -nv50_disp_chan_map(struct nvkm_object *object, u64 *addr, u32 *size) +nv50_disp_chan_map(struct nvkm_object *object, void *argv, u32 argc, + enum nvkm_object_map *type, u64 *addr, u64 *size) { struct nv50_disp_chan *chan = nv50_disp_chan(object); struct nv50_disp *disp = chan->root->disp; struct nvkm_device *device = disp->base.engine.subdev.device; + *type = NVKM_OBJECT_MAP_IO; *addr = device->func->resource_addr(device, 0) + 0x640000 + (chan->chid.user * 0x1000); *size = 0x001000; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h index 5701b3221a54..40681db91a02 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/channv50.h @@ -2,6 +2,7 @@ #ifndef __NV50_DISP_CHAN_H__ #define __NV50_DISP_CHAN_H__ #define nv50_disp_chan(p) container_of((p), struct nv50_disp_chan, object) +#include <core/object.h> #include "nv50.h" struct nv50_disp_chan { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h index cd6dd8742dc6..4548c031b937 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/ior.h @@ -148,7 +148,7 @@ void gf119_hda_eld(struct nvkm_ior *, u8 *, u8); #define IOR_MSG(i,l,f,a...) do { \ struct nvkm_ior *_ior = (i); \ - nvkm_##l(&_ior->disp->engine.subdev, "%s: "f, _ior->name, ##a); \ + nvkm_##l(&_ior->disp->engine.subdev, "%s: "f"\n", _ior->name, ##a); \ } while(0) #define IOR_WARN(i,f,a...) IOR_MSG((i), warn, f, ##a) #define IOR_DBG(i,f,a...) IOR_MSG((i), debug, f, ##a) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/dma/usernv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/dma/usernv04.c index c95942ef8216..49ef7e57aad4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/dma/usernv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/dma/usernv04.c @@ -26,7 +26,7 @@ #include <core/gpuobj.h> #include <subdev/fb.h> -#include <subdev/mmu/nv04.h> +#include <subdev/mmu/vmm.h> #include <nvif/class.h> @@ -49,8 +49,8 @@ nv04_dmaobj_bind(struct nvkm_dmaobj *base, struct nvkm_gpuobj *parent, int ret; if (dmaobj->clone) { - struct nv04_mmu *mmu = nv04_mmu(device->mmu); - struct nvkm_memory *pgt = mmu->vm->pgt[0].mem[0]; + struct nvkm_memory *pgt = + device->mmu->vmm->pd->pt[0]->memory; if (!dmaobj->base.start) return nvkm_gpuobj_wrap(pgt, pgpuobj); nvkm_kmap(pgt); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c b/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c index 2e7b4e2105ef..816ccaedfc73 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c @@ -99,7 +99,7 @@ nvkm_falcon_fini(struct nvkm_engine *engine, bool suspend) const u32 base = falcon->addr; if (!suspend) { - nvkm_memory_del(&falcon->core); + nvkm_memory_unref(&falcon->core); if (falcon->external) { vfree(falcon->data.data); vfree(falcon->code.data); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c index 660ca7aa95ea..64f6b7654a08 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/base.c @@ -27,6 +27,7 @@ #include <core/client.h> #include <core/gpuobj.h> #include <core/notify.h> +#include <subdev/mc.h> #include <nvif/event.h> #include <nvif/unpack.h> @@ -278,6 +279,12 @@ nvkm_fifo_oneinit(struct nvkm_engine *engine) return 0; } +static void +nvkm_fifo_preinit(struct nvkm_engine *engine) +{ + nvkm_mc_reset(engine->subdev.device, NVKM_ENGINE_FIFO); +} + static int nvkm_fifo_init(struct nvkm_engine *engine) { @@ -302,6 +309,7 @@ nvkm_fifo_dtor(struct nvkm_engine *engine) static const struct nvkm_engine_func nvkm_fifo = { .dtor = nvkm_fifo_dtor, + .preinit = nvkm_fifo_preinit, .oneinit = nvkm_fifo_oneinit, .init = nvkm_fifo_init, .fini = nvkm_fifo_fini, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c index fab760ae922f..d83485385934 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.c @@ -117,8 +117,8 @@ nvkm_fifo_chan_child_del(struct nvkm_oproxy *base) if (chan->func->engine_dtor) chan->func->engine_dtor(chan, engine); nvkm_object_del(&engn->object); - if (chan->vm) - atomic_dec(&chan->vm->engref[engine->subdev.index]); + if (chan->vmm) + atomic_dec(&chan->vmm->engref[engine->subdev.index]); } } @@ -151,8 +151,8 @@ nvkm_fifo_chan_child_new(const struct nvkm_oclass *oclass, void *data, u32 size, .engine = oclass->engine, }; - if (chan->vm) - atomic_inc(&chan->vm->engref[engine->subdev.index]); + if (chan->vmm) + atomic_inc(&chan->vmm->engref[engine->subdev.index]); if (engine->func->fifo.cclass) { ret = engine->func->fifo.cclass(chan, &cclass, @@ -253,9 +253,11 @@ nvkm_fifo_chan_ntfy(struct nvkm_object *object, u32 type, } static int -nvkm_fifo_chan_map(struct nvkm_object *object, u64 *addr, u32 *size) +nvkm_fifo_chan_map(struct nvkm_object *object, void *argv, u32 argc, + enum nvkm_object_map *type, u64 *addr, u64 *size) { struct nvkm_fifo_chan *chan = nvkm_fifo_chan(object); + *type = NVKM_OBJECT_MAP_IO; *addr = chan->addr; *size = chan->size; return 0; @@ -325,7 +327,10 @@ nvkm_fifo_chan_dtor(struct nvkm_object *object) if (chan->user) iounmap(chan->user); - nvkm_vm_ref(NULL, &chan->vm, NULL); + if (chan->vmm) { + nvkm_vmm_part(chan->vmm, chan->inst->memory); + nvkm_vmm_unref(&chan->vmm); + } nvkm_gpuobj_del(&chan->push); nvkm_gpuobj_del(&chan->inst); @@ -347,13 +352,12 @@ nvkm_fifo_chan_func = { int nvkm_fifo_chan_ctor(const struct nvkm_fifo_chan_func *func, struct nvkm_fifo *fifo, u32 size, u32 align, bool zero, - u64 vm, u64 push, u64 engines, int bar, u32 base, u32 user, - const struct nvkm_oclass *oclass, + u64 hvmm, u64 push, u64 engines, int bar, u32 base, + u32 user, const struct nvkm_oclass *oclass, struct nvkm_fifo_chan *chan) { struct nvkm_client *client = oclass->client; struct nvkm_device *device = fifo->engine.subdev.device; - struct nvkm_mmu *mmu = device->mmu; struct nvkm_dmaobj *dmaobj; unsigned long flags; int ret; @@ -382,16 +386,19 @@ nvkm_fifo_chan_ctor(const struct nvkm_fifo_chan_func *func, } /* channel address space */ - if (!vm && mmu) { - if (!client->vm || client->vm->mmu == mmu) { - ret = nvkm_vm_ref(client->vm, &chan->vm, NULL); - if (ret) - return ret; - } else { + if (hvmm) { + struct nvkm_vmm *vmm = nvkm_uvmm_search(client, hvmm); + if (IS_ERR(vmm)) + return PTR_ERR(vmm); + + if (vmm->mmu != device->mmu) return -EINVAL; - } - } else { - return -ENOENT; + + ret = nvkm_vmm_join(vmm, chan->inst->memory); + if (ret) + return ret; + + chan->vmm = nvkm_vmm_ref(vmm); } /* allocate channel id */ diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c index 61797c4dd07a..a5c998fe4485 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c @@ -229,15 +229,18 @@ g84_fifo_chan_func = { }; int -g84_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vm, u64 push, +g84_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vmm, u64 push, const struct nvkm_oclass *oclass, struct nv50_fifo_chan *chan) { struct nvkm_device *device = fifo->base.engine.subdev.device; int ret; + if (!vmm) + return -EINVAL; + ret = nvkm_fifo_chan_ctor(&g84_fifo_chan_func, &fifo->base, - 0x10000, 0x1000, false, vm, push, + 0x10000, 0x1000, false, vmm, push, (1ULL << NVKM_ENGINE_BSP) | (1ULL << NVKM_ENGINE_CE0) | (1ULL << NVKM_ENGINE_CIPHER) | @@ -277,9 +280,5 @@ g84_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vm, u64 push, if (ret) return ret; - ret = nvkm_ramht_new(device, 0x8000, 16, chan->base.inst, &chan->ramht); - if (ret) - return ret; - - return nvkm_vm_ref(chan->base.vm, &chan->vm, chan->pgd); + return nvkm_ramht_new(device, 0x8000, 16, chan->base.inst, &chan->ramht); } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h index 27002caba420..b653664e081b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changf100.h @@ -12,12 +12,9 @@ struct gf100_fifo_chan { struct list_head head; bool killed; - struct nvkm_gpuobj *pgd; - struct nvkm_vm *vm; - struct { struct nvkm_gpuobj *inst; - struct nvkm_vma vma; + struct nvkm_vma *vma; } engn[NVKM_SUBDEV_NR]; }; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h index ec10be2984a9..1208e3d9dbe2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/changk104.h @@ -13,12 +13,9 @@ struct gk104_fifo_chan { struct list_head head; bool killed; - struct nvkm_gpuobj *pgd; - struct nvkm_vm *vm; - struct { struct nvkm_gpuobj *inst; - struct nvkm_vma vma; + struct nvkm_vma *vma; } engn[NVKM_SUBDEV_NR]; }; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.c index 25b60aff40e4..85f7dbf53c99 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.c @@ -206,7 +206,6 @@ void * nv50_fifo_chan_dtor(struct nvkm_fifo_chan *base) { struct nv50_fifo_chan *chan = nv50_fifo_chan(base); - nvkm_vm_ref(NULL, &chan->vm, chan->pgd); nvkm_ramht_del(&chan->ramht); nvkm_gpuobj_del(&chan->pgd); nvkm_gpuobj_del(&chan->eng); @@ -229,15 +228,18 @@ nv50_fifo_chan_func = { }; int -nv50_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vm, u64 push, +nv50_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vmm, u64 push, const struct nvkm_oclass *oclass, struct nv50_fifo_chan *chan) { struct nvkm_device *device = fifo->base.engine.subdev.device; int ret; + if (!vmm) + return -EINVAL; + ret = nvkm_fifo_chan_ctor(&nv50_fifo_chan_func, &fifo->base, - 0x10000, 0x1000, false, vm, push, + 0x10000, 0x1000, false, vmm, push, (1ULL << NVKM_ENGINE_DMAOBJ) | (1ULL << NVKM_ENGINE_SW) | (1ULL << NVKM_ENGINE_GR) | @@ -262,9 +264,5 @@ nv50_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vm, u64 push, if (ret) return ret; - ret = nvkm_ramht_new(device, 0x8000, 16, chan->base.inst, &chan->ramht); - if (ret) - return ret; - - return nvkm_vm_ref(chan->base.vm, &chan->vm, chan->pgd); + return nvkm_ramht_new(device, 0x8000, 16, chan->base.inst, &chan->ramht); } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h index ad9aa157e078..2e3c4005b874 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/channv50.h @@ -14,19 +14,18 @@ struct nv50_fifo_chan { struct nvkm_gpuobj *eng; struct nvkm_gpuobj *pgd; struct nvkm_ramht *ramht; - struct nvkm_vm *vm; struct nvkm_gpuobj *engn[NVKM_SUBDEV_NR]; }; -int nv50_fifo_chan_ctor(struct nv50_fifo *, u64 vm, u64 push, +int nv50_fifo_chan_ctor(struct nv50_fifo *, u64 vmm, u64 push, const struct nvkm_oclass *, struct nv50_fifo_chan *); void *nv50_fifo_chan_dtor(struct nvkm_fifo_chan *); void nv50_fifo_chan_fini(struct nvkm_fifo_chan *); void nv50_fifo_chan_engine_dtor(struct nvkm_fifo_chan *, struct nvkm_engine *); void nv50_fifo_chan_object_dtor(struct nvkm_fifo_chan *, int); -int g84_fifo_chan_ctor(struct nv50_fifo *, u64 vm, u64 push, +int g84_fifo_chan_ctor(struct nv50_fifo *, u64 vmm, u64 push, const struct nvkm_oclass *, struct nv50_fifo_chan *); extern const struct nvkm_fifo_chan_oclass nv50_fifo_dma_oclass; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmag84.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmag84.c index caa914074752..fc34cddcd2f5 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmag84.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmag84.c @@ -44,9 +44,9 @@ g84_fifo_dma_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, nvif_ioctl(parent, "create channel dma size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel dma vers %d vm %llx " + nvif_ioctl(parent, "create channel dma vers %d vmm %llx " "pushbuf %llx offset %016llx\n", - args->v0.version, args->v0.vm, args->v0.pushbuf, + args->v0.version, args->v0.vmm, args->v0.pushbuf, args->v0.offset); if (!args->v0.pushbuf) return -EINVAL; @@ -57,7 +57,7 @@ g84_fifo_dma_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, return -ENOMEM; *pobject = &chan->base.object; - ret = g84_fifo_chan_ctor(fifo, args->v0.vm, args->v0.pushbuf, + ret = g84_fifo_chan_ctor(fifo, args->v0.vmm, args->v0.pushbuf, oclass, chan); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c index 0a7b6ed5ed28..c213122cf088 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c @@ -95,6 +95,7 @@ nv04_fifo_dma_fini(struct nvkm_fifo_chan *base) nvkm_mask(device, NV04_PFIFO_CACHE1_PULL0, 0x00000001, 0); c = fifo->ramfc; + nvkm_kmap(fctx); do { u32 rm = ((1ULL << c->bits) - 1) << c->regs; u32 cm = ((1ULL << c->bits) - 1) << c->ctxs; @@ -102,6 +103,7 @@ nv04_fifo_dma_fini(struct nvkm_fifo_chan *base) u32 cv = (nvkm_ro32(fctx, c->ctxp + data) & ~cm); nvkm_wo32(fctx, c->ctxp + data, cv | (rv << c->ctxs)); } while ((++c)->bits); + nvkm_done(fctx); c = fifo->ramfc; do { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv50.c index 480bc3777be5..8043718ad150 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv50.c @@ -44,9 +44,9 @@ nv50_fifo_dma_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, nvif_ioctl(parent, "create channel dma size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel dma vers %d vm %llx " + nvif_ioctl(parent, "create channel dma vers %d vmm %llx " "pushbuf %llx offset %016llx\n", - args->v0.version, args->v0.vm, args->v0.pushbuf, + args->v0.version, args->v0.vmm, args->v0.pushbuf, args->v0.offset); if (!args->v0.pushbuf) return -EINVAL; @@ -57,7 +57,7 @@ nv50_fifo_dma_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, return -ENOMEM; *pobject = &chan->base.object; - ret = nv50_fifo_chan_ctor(fifo, args->v0.vm, args->v0.pushbuf, + ret = nv50_fifo_chan_ctor(fifo, args->v0.vmm, args->v0.pushbuf, oclass, chan); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c index cd468ab1db12..f69576868164 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c @@ -559,6 +559,7 @@ gf100_fifo_oneinit(struct nvkm_fifo *base) struct gf100_fifo *fifo = gf100_fifo(base); struct nvkm_subdev *subdev = &fifo->base.engine.subdev; struct nvkm_device *device = subdev->device; + struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device); int ret; /* Determine number of PBDMAs by checking valid enable bits. */ @@ -584,12 +585,12 @@ gf100_fifo_oneinit(struct nvkm_fifo *base) if (ret) return ret; - ret = nvkm_bar_umap(device->bar, 128 * 0x1000, 12, &fifo->user.bar); + ret = nvkm_vmm_get(bar, 12, nvkm_memory_size(fifo->user.mem), + &fifo->user.bar); if (ret) return ret; - nvkm_memory_map(fifo->user.mem, &fifo->user.bar, 0); - return 0; + return nvkm_memory_map(fifo->user.mem, 0, bar, fifo->user.bar, NULL, 0); } static void @@ -628,7 +629,7 @@ gf100_fifo_init(struct nvkm_fifo *base) } nvkm_mask(device, 0x002200, 0x00000001, 0x00000001); - nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar.offset >> 12); + nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar->addr >> 12); nvkm_wr32(device, 0x002100, 0xffffffff); nvkm_wr32(device, 0x002140, 0x7fffffff); @@ -639,10 +640,11 @@ static void * gf100_fifo_dtor(struct nvkm_fifo *base) { struct gf100_fifo *fifo = gf100_fifo(base); - nvkm_vm_put(&fifo->user.bar); - nvkm_memory_del(&fifo->user.mem); - nvkm_memory_del(&fifo->runlist.mem[0]); - nvkm_memory_del(&fifo->runlist.mem[1]); + struct nvkm_device *device = fifo->base.engine.subdev.device; + nvkm_vmm_put(nvkm_bar_bar1_vmm(device), &fifo->user.bar); + nvkm_memory_unref(&fifo->user.mem); + nvkm_memory_unref(&fifo->runlist.mem[0]); + nvkm_memory_unref(&fifo->runlist.mem[1]); return fifo; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h index 571a6edb3f97..68f97ba03df6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.h @@ -27,7 +27,7 @@ struct gf100_fifo { struct { struct nvkm_memory *mem; - struct nvkm_vma bar; + struct nvkm_vma *bar; } user; }; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c index a7e55c422501..84bd703dd897 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c @@ -771,6 +771,7 @@ gk104_fifo_oneinit(struct nvkm_fifo *base) struct gk104_fifo *fifo = gk104_fifo(base); struct nvkm_subdev *subdev = &fifo->base.engine.subdev; struct nvkm_device *device = subdev->device; + struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device); int engn, runl, pbid, ret, i, j; enum nvkm_devidx engidx; u32 *map; @@ -834,13 +835,12 @@ gk104_fifo_oneinit(struct nvkm_fifo *base) if (ret) return ret; - ret = nvkm_bar_umap(device->bar, fifo->base.nr * 0x200, 12, - &fifo->user.bar); + ret = nvkm_vmm_get(bar, 12, nvkm_memory_size(fifo->user.mem), + &fifo->user.bar); if (ret) return ret; - nvkm_memory_map(fifo->user.mem, &fifo->user.bar, 0); - return 0; + return nvkm_memory_map(fifo->user.mem, 0, bar, fifo->user.bar, NULL, 0); } static void @@ -866,7 +866,7 @@ gk104_fifo_init(struct nvkm_fifo *base) nvkm_wr32(device, 0x04014c + (i * 0x2000), 0xffffffff); /* INTREN */ } - nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar.offset >> 12); + nvkm_wr32(device, 0x002254, 0x10000000 | fifo->user.bar->addr >> 12); nvkm_wr32(device, 0x002100, 0xffffffff); nvkm_wr32(device, 0x002140, 0x7fffffff); @@ -876,14 +876,15 @@ static void * gk104_fifo_dtor(struct nvkm_fifo *base) { struct gk104_fifo *fifo = gk104_fifo(base); + struct nvkm_device *device = fifo->base.engine.subdev.device; int i; - nvkm_vm_put(&fifo->user.bar); - nvkm_memory_del(&fifo->user.mem); + nvkm_vmm_put(nvkm_bar_bar1_vmm(device), &fifo->user.bar); + nvkm_memory_unref(&fifo->user.mem); for (i = 0; i < fifo->runlist_nr; i++) { - nvkm_memory_del(&fifo->runlist[i].mem[1]); - nvkm_memory_del(&fifo->runlist[i].mem[0]); + nvkm_memory_unref(&fifo->runlist[i].mem[1]); + nvkm_memory_unref(&fifo->runlist[i].mem[0]); } return fifo; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h index 0506c5290936..1579785cf941 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.h @@ -38,7 +38,7 @@ struct gk104_fifo { struct { struct nvkm_memory *mem; - struct nvkm_vma bar; + struct nvkm_vma *bar; } user; }; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifog84.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifog84.c index 77c2f2a28bf3..2121f517b1dd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifog84.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifog84.c @@ -45,10 +45,10 @@ g84_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, nvif_ioctl(parent, "create channel gpfifo size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel gpfifo vers %d vm %llx " + nvif_ioctl(parent, "create channel gpfifo vers %d vmm %llx " "pushbuf %llx ioffset %016llx " "ilength %08x\n", - args->v0.version, args->v0.vm, args->v0.pushbuf, + args->v0.version, args->v0.vmm, args->v0.pushbuf, args->v0.ioffset, args->v0.ilength); if (!args->v0.pushbuf) return -EINVAL; @@ -59,7 +59,7 @@ g84_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, return -ENOMEM; *pobject = &chan->base.object; - ret = g84_fifo_chan_ctor(fifo, args->v0.vm, args->v0.pushbuf, + ret = g84_fifo_chan_ctor(fifo, args->v0.vmm, args->v0.pushbuf, oclass, chan); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c index f9e0377d3d24..75f9632789b3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogf100.c @@ -111,7 +111,7 @@ gf100_fifo_gpfifo_engine_init(struct nvkm_fifo_chan *base, struct nvkm_gpuobj *inst = chan->base.inst; if (offset) { - u64 addr = chan->engn[engine->subdev.index].vma.offset; + u64 addr = chan->engn[engine->subdev.index].vma->addr; nvkm_kmap(inst); nvkm_wo32(inst, offset + 0x00, lower_32_bits(addr) | 4); nvkm_wo32(inst, offset + 0x04, upper_32_bits(addr)); @@ -126,7 +126,7 @@ gf100_fifo_gpfifo_engine_dtor(struct nvkm_fifo_chan *base, struct nvkm_engine *engine) { struct gf100_fifo_chan *chan = gf100_fifo_chan(base); - nvkm_gpuobj_unmap(&chan->engn[engine->subdev.index].vma); + nvkm_vmm_put(chan->base.vmm, &chan->engn[engine->subdev.index].vma); nvkm_gpuobj_del(&chan->engn[engine->subdev.index].inst); } @@ -146,8 +146,13 @@ gf100_fifo_gpfifo_engine_ctor(struct nvkm_fifo_chan *base, if (ret) return ret; - return nvkm_gpuobj_map(chan->engn[engn].inst, chan->vm, - NV_MEM_ACCESS_RW, &chan->engn[engn].vma); + ret = nvkm_vmm_get(chan->base.vmm, 12, chan->engn[engn].inst->size, + &chan->engn[engn].vma); + if (ret) + return ret; + + return nvkm_memory_map(chan->engn[engn].inst, 0, chan->base.vmm, + chan->engn[engn].vma, NULL, 0); } static void @@ -190,10 +195,7 @@ gf100_fifo_gpfifo_init(struct nvkm_fifo_chan *base) static void * gf100_fifo_gpfifo_dtor(struct nvkm_fifo_chan *base) { - struct gf100_fifo_chan *chan = gf100_fifo_chan(base); - nvkm_vm_ref(NULL, &chan->vm, chan->pgd); - nvkm_gpuobj_del(&chan->pgd); - return chan; + return gf100_fifo_chan(base); } static const struct nvkm_fifo_chan_func @@ -216,7 +218,6 @@ gf100_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, struct fermi_channel_gpfifo_v0 v0; } *args = data; struct gf100_fifo *fifo = gf100_fifo(base); - struct nvkm_device *device = fifo->base.engine.subdev.device; struct nvkm_object *parent = oclass->parent; struct gf100_fifo_chan *chan; u64 usermem, ioffset, ilength; @@ -224,10 +225,12 @@ gf100_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, nvif_ioctl(parent, "create channel gpfifo size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel gpfifo vers %d vm %llx " + nvif_ioctl(parent, "create channel gpfifo vers %d vmm %llx " "ioffset %016llx ilength %08x\n", - args->v0.version, args->v0.vm, args->v0.ioffset, + args->v0.version, args->v0.vmm, args->v0.ioffset, args->v0.ilength); + if (!args->v0.vmm) + return -EINVAL; } else return ret; @@ -239,7 +242,7 @@ gf100_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, INIT_LIST_HEAD(&chan->head); ret = nvkm_fifo_chan_ctor(&gf100_fifo_gpfifo_func, &fifo->base, - 0x1000, 0x1000, true, args->v0.vm, 0, + 0x1000, 0x1000, true, args->v0.vmm, 0, (1ULL << NVKM_ENGINE_CE0) | (1ULL << NVKM_ENGINE_CE1) | (1ULL << NVKM_ENGINE_GR) | @@ -247,29 +250,13 @@ gf100_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, (1ULL << NVKM_ENGINE_MSPPP) | (1ULL << NVKM_ENGINE_MSVLD) | (1ULL << NVKM_ENGINE_SW), - 1, fifo->user.bar.offset, 0x1000, + 1, fifo->user.bar->addr, 0x1000, oclass, &chan->base); if (ret) return ret; args->v0.chid = chan->base.chid; - /* page directory */ - ret = nvkm_gpuobj_new(device, 0x10000, 0x1000, false, NULL, &chan->pgd); - if (ret) - return ret; - - nvkm_kmap(chan->base.inst); - nvkm_wo32(chan->base.inst, 0x0200, lower_32_bits(chan->pgd->addr)); - nvkm_wo32(chan->base.inst, 0x0204, upper_32_bits(chan->pgd->addr)); - nvkm_wo32(chan->base.inst, 0x0208, 0xffffffff); - nvkm_wo32(chan->base.inst, 0x020c, 0x000000ff); - nvkm_done(chan->base.inst); - - ret = nvkm_vm_ref(chan->base.vm, &chan->vm, chan->pgd); - if (ret) - return ret; - /* clear channel control registers */ usermem = chan->base.chid * 0x1000; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c index 8abf6f8ef445..80c87521bebe 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c @@ -117,7 +117,7 @@ gk104_fifo_gpfifo_engine_init(struct nvkm_fifo_chan *base, u32 offset = gk104_fifo_gpfifo_engine_addr(engine); if (offset) { - u64 addr = chan->engn[engine->subdev.index].vma.offset; + u64 addr = chan->engn[engine->subdev.index].vma->addr; u32 datalo = lower_32_bits(addr) | 0x00000004; u32 datahi = upper_32_bits(addr); nvkm_kmap(inst); @@ -138,7 +138,7 @@ gk104_fifo_gpfifo_engine_dtor(struct nvkm_fifo_chan *base, struct nvkm_engine *engine) { struct gk104_fifo_chan *chan = gk104_fifo_chan(base); - nvkm_gpuobj_unmap(&chan->engn[engine->subdev.index].vma); + nvkm_vmm_put(chan->base.vmm, &chan->engn[engine->subdev.index].vma); nvkm_gpuobj_del(&chan->engn[engine->subdev.index].inst); } @@ -158,8 +158,13 @@ gk104_fifo_gpfifo_engine_ctor(struct nvkm_fifo_chan *base, if (ret) return ret; - return nvkm_gpuobj_map(chan->engn[engn].inst, chan->vm, - NV_MEM_ACCESS_RW, &chan->engn[engn].vma); + ret = nvkm_vmm_get(chan->base.vmm, 12, chan->engn[engn].inst->size, + &chan->engn[engn].vma); + if (ret) + return ret; + + return nvkm_memory_map(chan->engn[engn].inst, 0, chan->base.vmm, + chan->engn[engn].vma, NULL, 0); } static void @@ -203,10 +208,7 @@ gk104_fifo_gpfifo_init(struct nvkm_fifo_chan *base) static void * gk104_fifo_gpfifo_dtor(struct nvkm_fifo_chan *base) { - struct gk104_fifo_chan *chan = gk104_fifo_chan(base); - nvkm_vm_ref(NULL, &chan->vm, chan->pgd); - nvkm_gpuobj_del(&chan->pgd); - return chan; + return gk104_fifo_chan(base); } static const struct nvkm_fifo_chan_func @@ -229,17 +231,19 @@ struct gk104_fifo_chan_func { static int gk104_fifo_gpfifo_new_(const struct gk104_fifo_chan_func *func, struct gk104_fifo *fifo, u32 *engmask, u16 *chid, - u64 vm, u64 ioffset, u64 ilength, + u64 vmm, u64 ioffset, u64 ilength, const struct nvkm_oclass *oclass, struct nvkm_object **pobject) { - struct nvkm_device *device = fifo->base.engine.subdev.device; struct gk104_fifo_chan *chan; int runlist = -1, ret = -ENOSYS, i, j; u32 engines = 0, present = 0; u64 subdevs = 0; u64 usermem; + if (!vmm) + return -EINVAL; + /* Determine which downstream engines are present */ for (i = 0; i < fifo->engine_nr; i++) { struct nvkm_engine *engine = fifo->engine[i].engine; @@ -285,30 +289,14 @@ gk104_fifo_gpfifo_new_(const struct gk104_fifo_chan_func *func, INIT_LIST_HEAD(&chan->head); ret = nvkm_fifo_chan_ctor(&gk104_fifo_gpfifo_func, &fifo->base, - 0x1000, 0x1000, true, vm, 0, subdevs, - 1, fifo->user.bar.offset, 0x200, + 0x1000, 0x1000, true, vmm, 0, subdevs, + 1, fifo->user.bar->addr, 0x200, oclass, &chan->base); if (ret) return ret; *chid = chan->base.chid; - /* Page directory. */ - ret = nvkm_gpuobj_new(device, 0x10000, 0x1000, false, NULL, &chan->pgd); - if (ret) - return ret; - - nvkm_kmap(chan->base.inst); - nvkm_wo32(chan->base.inst, 0x0200, lower_32_bits(chan->pgd->addr)); - nvkm_wo32(chan->base.inst, 0x0204, upper_32_bits(chan->pgd->addr)); - nvkm_wo32(chan->base.inst, 0x0208, 0xffffffff); - nvkm_wo32(chan->base.inst, 0x020c, 0x000000ff); - nvkm_done(chan->base.inst); - - ret = nvkm_vm_ref(chan->base.vm, &chan->vm, chan->pgd); - if (ret) - return ret; - /* Clear channel control registers. */ usermem = chan->base.chid * 0x200; ilength = order_base_2(ilength / 8); @@ -373,18 +361,17 @@ gk104_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, nvif_ioctl(parent, "create channel gpfifo size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel gpfifo vers %d vm %llx " + nvif_ioctl(parent, "create channel gpfifo vers %d vmm %llx " "ioffset %016llx ilength %08x engine %08x\n", - args->v0.version, args->v0.vm, args->v0.ioffset, + args->v0.version, args->v0.vmm, args->v0.ioffset, args->v0.ilength, args->v0.engines); return gk104_fifo_gpfifo_new_(gk104_fifo_gpfifo, fifo, &args->v0.engines, &args->v0.chid, - args->v0.vm, + args->v0.vmm, args->v0.ioffset, args->v0.ilength, oclass, pobject); - } return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifonv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifonv50.c index c5a7de9db259..d8f28ec1e4a8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifonv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifonv50.c @@ -45,10 +45,10 @@ nv50_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, nvif_ioctl(parent, "create channel gpfifo size %d\n", size); if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel gpfifo vers %d vm %llx " + nvif_ioctl(parent, "create channel gpfifo vers %d vmm %llx " "pushbuf %llx ioffset %016llx " "ilength %08x\n", - args->v0.version, args->v0.vm, args->v0.pushbuf, + args->v0.version, args->v0.vmm, args->v0.pushbuf, args->v0.ioffset, args->v0.ilength); if (!args->v0.pushbuf) return -EINVAL; @@ -59,7 +59,7 @@ nv50_fifo_gpfifo_new(struct nvkm_fifo *base, const struct nvkm_oclass *oclass, return -ENOMEM; *pobject = &chan->base.object; - ret = nv50_fifo_chan_ctor(fifo, args->v0.vm, args->v0.pushbuf, + ret = nv50_fifo_chan_ctor(fifo, args->v0.vmm, args->v0.pushbuf, oclass, chan); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.c index 66eb12c2b5ba..fa6e094d8068 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/nv50.c @@ -100,8 +100,8 @@ void * nv50_fifo_dtor(struct nvkm_fifo *base) { struct nv50_fifo *fifo = nv50_fifo(base); - nvkm_memory_del(&fifo->runlist[1]); - nvkm_memory_del(&fifo->runlist[0]); + nvkm_memory_unref(&fifo->runlist[1]); + nvkm_memory_unref(&fifo->runlist[0]); return fifo; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c index bc77eea351a5..881015080d83 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.c @@ -986,14 +986,14 @@ gf100_grctx_pack_tpc[] = { ******************************************************************************/ int -gf100_grctx_mmio_data(struct gf100_grctx *info, u32 size, u32 align, u32 access) +gf100_grctx_mmio_data(struct gf100_grctx *info, u32 size, u32 align, bool priv) { if (info->data) { info->buffer[info->buffer_nr] = round_up(info->addr, align); info->addr = info->buffer[info->buffer_nr] + size; info->data->size = size; info->data->align = align; - info->data->access = access; + info->data->priv = priv; info->data++; return info->buffer_nr++; } @@ -1028,9 +1028,8 @@ void gf100_grctx_generate_bundle(struct gf100_grctx *info) { const struct gf100_grctx_func *grctx = info->gr->func->grctx; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->bundle_size, (1 << s), access); + const int b = mmio_vram(info, grctx->bundle_size, (1 << s), true); mmio_refn(info, 0x408004, 0x00000000, s, b); mmio_wr32(info, 0x408008, 0x80000000 | (grctx->bundle_size >> s)); mmio_refn(info, 0x418808, 0x00000000, s, b); @@ -1041,9 +1040,8 @@ void gf100_grctx_generate_pagepool(struct gf100_grctx *info) { const struct gf100_grctx_func *grctx = info->gr->func->grctx; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access); + const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), true); mmio_refn(info, 0x40800c, 0x00000000, s, b); mmio_wr32(info, 0x408010, 0x80000000); mmio_refn(info, 0x419004, 0x00000000, s, b); @@ -1057,9 +1055,8 @@ gf100_grctx_generate_attrib(struct gf100_grctx *info) const struct gf100_grctx_func *grctx = gr->func->grctx; const u32 attrib = grctx->attrib_nr; const u32 size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max); - const u32 access = NV_MEM_ACCESS_RW; const int s = 12; - const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access); + const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), false); int gpc, tpc; u32 bo = 0; @@ -1267,85 +1264,87 @@ gf100_grctx_generate_main(struct gf100_gr *gr, struct gf100_grctx *info) nvkm_mc_unk260(device, 1); } +#define CB_RESERVED 0x80000 + int gf100_grctx_generate(struct gf100_gr *gr) { const struct gf100_grctx_func *grctx = gr->func->grctx; struct nvkm_subdev *subdev = &gr->base.engine.subdev; struct nvkm_device *device = subdev->device; - struct nvkm_memory *chan; + struct nvkm_memory *inst = NULL; + struct nvkm_memory *data = NULL; + struct nvkm_vmm *vmm = NULL; + struct nvkm_vma *ctx = NULL; struct gf100_grctx info; int ret, i; u64 addr; - /* allocate memory to for a "channel", which we'll use to generate - * the default context values + /* Allocate memory to for a "channel", which we'll use to generate + * the default context values. */ - ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x80000 + gr->size, - 0x1000, true, &chan); - if (ret) { - nvkm_error(subdev, "failed to allocate chan memory, %d\n", ret); - return ret; - } + ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, + 0x1000, 0x1000, true, &inst); + if (ret) + goto done; - addr = nvkm_memory_addr(chan); + ret = nvkm_vmm_new(device, 0, 0, NULL, 0, NULL, "grctx", &vmm); + if (ret) + goto done; - /* PGD pointer */ - nvkm_kmap(chan); - nvkm_wo32(chan, 0x0200, lower_32_bits(addr + 0x1000)); - nvkm_wo32(chan, 0x0204, upper_32_bits(addr + 0x1000)); - nvkm_wo32(chan, 0x0208, 0xffffffff); - nvkm_wo32(chan, 0x020c, 0x000000ff); + vmm->debug = subdev->debug; - /* PGT[0] pointer */ - nvkm_wo32(chan, 0x1000, 0x00000000); - nvkm_wo32(chan, 0x1004, 0x00000001 | (addr + 0x2000) >> 8); + ret = nvkm_vmm_join(vmm, inst); + if (ret) + goto done; - /* identity-map the whole "channel" into its own vm */ - for (i = 0; i < nvkm_memory_size(chan) / 4096; i++) { - u64 addr = ((nvkm_memory_addr(chan) + (i * 4096)) >> 8) | 1; - nvkm_wo32(chan, 0x2000 + (i * 8), lower_32_bits(addr)); - nvkm_wo32(chan, 0x2004 + (i * 8), upper_32_bits(addr)); - } + ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, + CB_RESERVED + gr->size, 0, true, &data); + if (ret) + goto done; - /* context pointer (virt) */ - nvkm_wo32(chan, 0x0210, 0x00080004); - nvkm_wo32(chan, 0x0214, 0x00000000); - nvkm_done(chan); + ret = nvkm_vmm_get(vmm, 0, nvkm_memory_size(data), &ctx); + if (ret) + goto done; - nvkm_wr32(device, 0x100cb8, (addr + 0x1000) >> 8); - nvkm_wr32(device, 0x100cbc, 0x80000001); - nvkm_msec(device, 2000, - if (nvkm_rd32(device, 0x100c80) & 0x00008000) - break; - ); + ret = nvkm_memory_map(data, 0, vmm, ctx, NULL, 0); + if (ret) + goto done; + + + /* Setup context pointer. */ + nvkm_kmap(inst); + nvkm_wo32(inst, 0x0210, lower_32_bits(ctx->addr + CB_RESERVED) | 4); + nvkm_wo32(inst, 0x0214, upper_32_bits(ctx->addr + CB_RESERVED)); + nvkm_done(inst); - /* setup default state for mmio list construction */ + /* Setup default state for mmio list construction. */ info.gr = gr; info.data = gr->mmio_data; info.mmio = gr->mmio_list; - info.addr = 0x2000 + (i * 8); + info.addr = ctx->addr; info.buffer_nr = 0; - /* make channel current */ + /* Make channel current. */ + addr = nvkm_memory_addr(inst) >> 12; if (gr->firmware) { nvkm_wr32(device, 0x409840, 0x00000030); - nvkm_wr32(device, 0x409500, 0x80000000 | addr >> 12); + nvkm_wr32(device, 0x409500, 0x80000000 | addr); nvkm_wr32(device, 0x409504, 0x00000003); nvkm_msec(device, 2000, if (nvkm_rd32(device, 0x409800) & 0x00000010) break; ); - nvkm_kmap(chan); - nvkm_wo32(chan, 0x8001c, 1); - nvkm_wo32(chan, 0x80020, 0); - nvkm_wo32(chan, 0x80028, 0); - nvkm_wo32(chan, 0x8002c, 0); - nvkm_done(chan); + nvkm_kmap(data); + nvkm_wo32(data, 0x1c, 1); + nvkm_wo32(data, 0x20, 0); + nvkm_wo32(data, 0x28, 0); + nvkm_wo32(data, 0x2c, 0); + nvkm_done(data); } else { nvkm_wr32(device, 0x409840, 0x80000000); - nvkm_wr32(device, 0x409500, 0x80000000 | addr >> 12); + nvkm_wr32(device, 0x409500, 0x80000000 | addr); nvkm_wr32(device, 0x409504, 0x00000001); nvkm_msec(device, 2000, if (nvkm_rd32(device, 0x409800) & 0x80000000) @@ -1355,8 +1354,8 @@ gf100_grctx_generate(struct gf100_gr *gr) grctx->main(gr, &info); - /* trigger a context unload by unsetting the "next channel valid" bit - * and faking a context switch interrupt + /* Trigger a context unload by unsetting the "next channel valid" bit + * and faking a context switch interrupt. */ nvkm_mask(device, 0x409b04, 0x80000000, 0x00000000); nvkm_wr32(device, 0x409000, 0x00000100); @@ -1370,17 +1369,21 @@ gf100_grctx_generate(struct gf100_gr *gr) gr->data = kmalloc(gr->size, GFP_KERNEL); if (gr->data) { - nvkm_kmap(chan); + nvkm_kmap(data); for (i = 0; i < gr->size; i += 4) - gr->data[i / 4] = nvkm_ro32(chan, 0x80000 + i); - nvkm_done(chan); + gr->data[i / 4] = nvkm_ro32(data, CB_RESERVED + i); + nvkm_done(data); ret = 0; } else { ret = -ENOMEM; } done: - nvkm_memory_del(&chan); + nvkm_vmm_put(vmm, &ctx); + nvkm_memory_unref(&data); + nvkm_vmm_part(vmm, inst); + nvkm_vmm_unref(&vmm); + nvkm_memory_unref(&inst); return ret; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h index 2812ca511c9c..5199e5aa0cb7 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf100.h @@ -12,7 +12,7 @@ struct gf100_grctx { u64 addr; }; -int gf100_grctx_mmio_data(struct gf100_grctx *, u32 size, u32 align, u32 access); +int gf100_grctx_mmio_data(struct gf100_grctx *, u32 size, u32 align, bool priv); void gf100_grctx_mmio_item(struct gf100_grctx *, u32 addr, u32 data, int s, int); #define mmio_vram(a,b,c,d) gf100_grctx_mmio_data((a), (b), (c), (d)) diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf108.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf108.c index 505cdcbfc085..82f71b10c06e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf108.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf108.c @@ -735,9 +735,8 @@ gf108_grctx_generate_attrib(struct gf100_grctx *info) const u32 alpha = grctx->alpha_nr; const u32 beta = grctx->attrib_nr; const u32 size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max); - const u32 access = NV_MEM_ACCESS_RW; const int s = 12; - const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access); + const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), false); const int timeslice_mode = 1; const int max_batches = 0xffff; u32 bo = 0; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf117.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf117.c index 74a64e3fd59a..19301d88577d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf117.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgf117.c @@ -187,9 +187,8 @@ gf117_grctx_generate_attrib(struct gf100_grctx *info) const u32 alpha = grctx->alpha_nr; const u32 beta = grctx->attrib_nr; const u32 size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max); - const u32 access = NV_MEM_ACCESS_RW; const int s = 12; - const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access); + const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), false); const int timeslice_mode = 1; const int max_batches = 0xffff; u32 bo = 0; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c index c46b3fdf7203..825c8fd500bc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgk104.c @@ -847,9 +847,8 @@ gk104_grctx_generate_bundle(struct gf100_grctx *info) const u32 state_limit = min(grctx->bundle_min_gpm_fifo_depth, grctx->bundle_size / 0x20); const u32 token_limit = grctx->bundle_token_limit; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->bundle_size, (1 << s), access); + const int b = mmio_vram(info, grctx->bundle_size, (1 << s), true); mmio_refn(info, 0x408004, 0x00000000, s, b); mmio_wr32(info, 0x408008, 0x80000000 | (grctx->bundle_size >> s)); mmio_refn(info, 0x418808, 0x00000000, s, b); @@ -861,9 +860,8 @@ void gk104_grctx_generate_pagepool(struct gf100_grctx *info) { const struct gf100_grctx_func *grctx = info->gr->func->grctx; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access); + const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), true); mmio_refn(info, 0x40800c, 0x00000000, s, b); mmio_wr32(info, 0x408010, 0x80000000); mmio_refn(info, 0x419004, 0x00000000, s, b); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c index 4c4b5ab6e46d..9b43d4ce3eaa 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgm107.c @@ -867,9 +867,8 @@ gm107_grctx_generate_bundle(struct gf100_grctx *info) const u32 state_limit = min(grctx->bundle_min_gpm_fifo_depth, grctx->bundle_size / 0x20); const u32 token_limit = grctx->bundle_token_limit; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->bundle_size, (1 << s), access); + const int b = mmio_vram(info, grctx->bundle_size, (1 << s), true); mmio_refn(info, 0x408004, 0x00000000, s, b); mmio_wr32(info, 0x408008, 0x80000000 | (grctx->bundle_size >> s)); mmio_refn(info, 0x418e24, 0x00000000, s, b); @@ -881,9 +880,8 @@ void gm107_grctx_generate_pagepool(struct gf100_grctx *info) { const struct gf100_grctx_func *grctx = info->gr->func->grctx; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access); + const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), true); mmio_refn(info, 0x40800c, 0x00000000, s, b); mmio_wr32(info, 0x408010, 0x80000000); mmio_refn(info, 0x419004, 0x00000000, s, b); @@ -900,9 +898,8 @@ gm107_grctx_generate_attrib(struct gf100_grctx *info) const u32 alpha = grctx->alpha_nr; const u32 attrib = grctx->attrib_nr; const u32 size = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max); - const u32 access = NV_MEM_ACCESS_RW; const int s = 12; - const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), access); + const int b = mmio_vram(info, size * gr->tpc_total, (1 << s), false); const int max_batches = 0xffff; u32 bo = 0; u32 ao = bo + grctx->attrib_nr_max * gr->tpc_total; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp100.c index 7833bc777a29..88ea322d956c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp100.c @@ -33,9 +33,8 @@ void gp100_grctx_generate_pagepool(struct gf100_grctx *info) { const struct gf100_grctx_func *grctx = info->gr->func->grctx; - const u32 access = NV_MEM_ACCESS_RW | NV_MEM_ACCESS_SYS; const int s = 8; - const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), access); + const int b = mmio_vram(info, grctx->pagepool_size, (1 << s), true); mmio_refn(info, 0x40800c, 0x00000000, s, b); mmio_wr32(info, 0x408010, 0x80000000); mmio_refn(info, 0x419004, 0x00000000, s, b); @@ -51,9 +50,8 @@ gp100_grctx_generate_attrib(struct gf100_grctx *info) const u32 attrib = grctx->attrib_nr; const u32 pertpc = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max); const u32 size = roundup(gr->tpc_total * pertpc, 0x80); - const u32 access = NV_MEM_ACCESS_RW; const int s = 12; - const int b = mmio_vram(info, size, (1 << s), access); + const int b = mmio_vram(info, size, (1 << s), false); const int max_batches = 0xffff; u32 ao = 0; u32 bo = ao + grctx->alpha_nr_max * gr->tpc_total; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c index 80b7ab0bee3a..7a66b4c2eb18 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/ctxgp102.c @@ -38,9 +38,8 @@ gp102_grctx_generate_attrib(struct gf100_grctx *info) const u32 attrib = grctx->attrib_nr; const u32 pertpc = 0x20 * (grctx->attrib_nr_max + grctx->alpha_nr_max); const u32 size = roundup(gr->tpc_total * pertpc, 0x80); - const u32 access = NV_MEM_ACCESS_RW; const int s = 12; - const int b = mmio_vram(info, size, (1 << s), access); + const int b = mmio_vram(info, size, (1 << s), false); const int max_batches = 0xffff; u32 ao = 0; u32 bo = ao + grctx->alpha_nr_max * gr->tpc_total; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c index 99689f4de502..2f8dc107047d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.c @@ -37,6 +37,7 @@ #include <nvif/class.h> #include <nvif/cl9097.h> +#include <nvif/if900d.h> #include <nvif/unpack.h> /******************************************************************************* @@ -327,13 +328,13 @@ gf100_gr_chan_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent, if (!gr->firmware) { nvkm_wo32(*pgpuobj, 0x00, chan->mmio_nr / 2); - nvkm_wo32(*pgpuobj, 0x04, chan->mmio_vma.offset >> 8); + nvkm_wo32(*pgpuobj, 0x04, chan->mmio_vma->addr >> 8); } else { nvkm_wo32(*pgpuobj, 0xf4, 0); nvkm_wo32(*pgpuobj, 0xf8, 0); nvkm_wo32(*pgpuobj, 0x10, chan->mmio_nr / 2); - nvkm_wo32(*pgpuobj, 0x14, lower_32_bits(chan->mmio_vma.offset)); - nvkm_wo32(*pgpuobj, 0x18, upper_32_bits(chan->mmio_vma.offset)); + nvkm_wo32(*pgpuobj, 0x14, lower_32_bits(chan->mmio_vma->addr)); + nvkm_wo32(*pgpuobj, 0x18, upper_32_bits(chan->mmio_vma->addr)); nvkm_wo32(*pgpuobj, 0x1c, 1); nvkm_wo32(*pgpuobj, 0x20, 0); nvkm_wo32(*pgpuobj, 0x28, 0); @@ -350,18 +351,13 @@ gf100_gr_chan_dtor(struct nvkm_object *object) int i; for (i = 0; i < ARRAY_SIZE(chan->data); i++) { - if (chan->data[i].vma.node) { - nvkm_vm_unmap(&chan->data[i].vma); - nvkm_vm_put(&chan->data[i].vma); - } - nvkm_memory_del(&chan->data[i].mem); + nvkm_vmm_put(chan->vmm, &chan->data[i].vma); + nvkm_memory_unref(&chan->data[i].mem); } - if (chan->mmio_vma.node) { - nvkm_vm_unmap(&chan->mmio_vma); - nvkm_vm_put(&chan->mmio_vma); - } - nvkm_memory_del(&chan->mmio); + nvkm_vmm_put(chan->vmm, &chan->mmio_vma); + nvkm_memory_unref(&chan->mmio); + nvkm_vmm_unref(&chan->vmm); return chan; } @@ -380,6 +376,7 @@ gf100_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch, struct gf100_gr_data *data = gr->mmio_data; struct gf100_gr_mmio *mmio = gr->mmio_list; struct gf100_gr_chan *chan; + struct gf100_vmm_map_v0 args = { .priv = 1 }; struct nvkm_device *device = gr->base.engine.subdev.device; int ret, i; @@ -387,6 +384,7 @@ gf100_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch, return -ENOMEM; nvkm_object_ctor(&gf100_gr_chan, oclass, &chan->object); chan->gr = gr; + chan->vmm = nvkm_vmm_ref(fifoch->vmm); *pobject = &chan->object; /* allocate memory for a "mmio list" buffer that's used by the HUB @@ -398,12 +396,14 @@ gf100_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch, if (ret) return ret; - ret = nvkm_vm_get(fifoch->vm, 0x1000, 12, NV_MEM_ACCESS_RW | - NV_MEM_ACCESS_SYS, &chan->mmio_vma); + ret = nvkm_vmm_get(fifoch->vmm, 12, 0x1000, &chan->mmio_vma); if (ret) return ret; - nvkm_memory_map(chan->mmio, &chan->mmio_vma, 0); + ret = nvkm_memory_map(chan->mmio, 0, fifoch->vmm, + chan->mmio_vma, &args, sizeof(args)); + if (ret) + return ret; /* allocate buffers referenced by mmio list */ for (i = 0; data->size && i < ARRAY_SIZE(gr->mmio_data); i++) { @@ -413,13 +413,19 @@ gf100_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch, if (ret) return ret; - ret = nvkm_vm_get(fifoch->vm, - nvkm_memory_size(chan->data[i].mem), 12, - data->access, &chan->data[i].vma); + ret = nvkm_vmm_get(fifoch->vmm, 12, + nvkm_memory_size(chan->data[i].mem), + &chan->data[i].vma); + if (ret) + return ret; + + args.priv = data->priv; + + ret = nvkm_memory_map(chan->data[i].mem, 0, chan->vmm, + chan->data[i].vma, &args, sizeof(args)); if (ret) return ret; - nvkm_memory_map(chan->data[i].mem, &chan->data[i].vma, 0); data++; } @@ -430,7 +436,7 @@ gf100_gr_chan_new(struct nvkm_gr *base, struct nvkm_fifo_chan *fifoch, u32 data = mmio->data; if (mmio->buffer >= 0) { - u64 info = chan->data[mmio->buffer].vma.offset; + u64 info = chan->data[mmio->buffer].vma->addr; data |= info >> mmio->shift; } @@ -1855,8 +1861,12 @@ gf100_gr_ctor_fw(struct gf100_gr *gr, const char *fwname, int ret; ret = nvkm_firmware_get(device, fwname, &fw); - if (ret) - return gf100_gr_ctor_fw_legacy(gr, fwname, fuc, ret); + if (ret) { + ret = gf100_gr_ctor_fw_legacy(gr, fwname, fuc, ret); + if (ret) + return -ENODEV; + return 0; + } fuc->size = fw->size; fuc->data = kmemdup(fw->data, fuc->size, GFP_KERNEL); @@ -1903,25 +1913,33 @@ gf100_gr_new_(const struct gf100_gr_func *func, struct nvkm_device *device, return 0; } +void +gf100_gr_init_gpc_mmu(struct gf100_gr *gr) +{ + struct nvkm_device *device = gr->base.engine.subdev.device; + struct nvkm_fb *fb = device->fb; + + nvkm_wr32(device, 0x418880, nvkm_rd32(device, 0x100c80) & 0x00000001); + nvkm_wr32(device, 0x4188a4, 0x00000000); + nvkm_wr32(device, 0x418888, 0x00000000); + nvkm_wr32(device, 0x41888c, 0x00000000); + nvkm_wr32(device, 0x418890, 0x00000000); + nvkm_wr32(device, 0x418894, 0x00000000); + nvkm_wr32(device, 0x4188b4, nvkm_memory_addr(fb->mmu_wr) >> 8); + nvkm_wr32(device, 0x4188b8, nvkm_memory_addr(fb->mmu_rd) >> 8); +} + int gf100_gr_init(struct gf100_gr *gr) { struct nvkm_device *device = gr->base.engine.subdev.device; - struct nvkm_fb *fb = device->fb; const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, gr->tpc_total); u32 data[TPC_MAX / 8] = {}; u8 tpcnr[GPC_MAX]; int gpc, tpc, rop; int i; - nvkm_wr32(device, GPC_BCAST(0x0880), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x08a4), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x0888), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x088c), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x0890), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x0894), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x08b4), nvkm_memory_addr(fb->mmu_wr) >> 8); - nvkm_wr32(device, GPC_BCAST(0x08b8), nvkm_memory_addr(fb->mmu_rd) >> 8); + gr->func->init_gpc_mmu(gr); gf100_gr_mmio(gr, gr->func->mmio); @@ -2036,6 +2054,7 @@ gf100_gr_gpccs_ucode = { static const struct gf100_gr_func gf100_gr = { .init = gf100_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .mmio = gf100_gr_pack_mmio, .fecs.ucode = &gf100_gr_fecs_ucode, .gpccs.ucode = &gf100_gr_gpccs_ucode, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h index a36e45a4a635..d7c2adb9b543 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h @@ -45,7 +45,7 @@ struct gf100_gr_data { u32 size; u32 align; - u32 access; + bool priv; }; struct gf100_gr_mmio { @@ -156,18 +156,20 @@ int gp100_gr_init(struct gf100_gr *); void gp100_gr_init_rop_active_fbps(struct gf100_gr *); #define gf100_gr_chan(p) container_of((p), struct gf100_gr_chan, object) +#include <core/object.h> struct gf100_gr_chan { struct nvkm_object object; struct gf100_gr *gr; + struct nvkm_vmm *vmm; struct nvkm_memory *mmio; - struct nvkm_vma mmio_vma; + struct nvkm_vma *mmio_vma; int mmio_nr; struct { struct nvkm_memory *mem; - struct nvkm_vma vma; + struct nvkm_vma *vma; } data[4]; }; @@ -253,6 +255,7 @@ extern const struct gf100_gr_init gf100_gr_init_mpc_0[]; extern const struct gf100_gr_init gf100_gr_init_be_0[]; extern const struct gf100_gr_init gf100_gr_init_fe_1[]; extern const struct gf100_gr_init gf100_gr_init_pe_1[]; +void gf100_gr_init_gpc_mmu(struct gf100_gr *); extern const struct gf100_gr_init gf104_gr_init_ds_0[]; extern const struct gf100_gr_init gf104_gr_init_tex_0[]; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf104.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf104.c index d736dcd55ea2..ec0f11983b23 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf104.c @@ -115,6 +115,7 @@ gf104_gr_pack_mmio[] = { static const struct gf100_gr_func gf104_gr = { .init = gf100_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .mmio = gf104_gr_pack_mmio, .fecs.ucode = &gf100_gr_fecs_ucode, .gpccs.ucode = &gf100_gr_gpccs_ucode, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf108.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf108.c index 2f0d24498427..cc152eb74123 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf108.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf108.c @@ -106,6 +106,7 @@ gf108_gr_pack_mmio[] = { static const struct gf100_gr_func gf108_gr = { .init = gf100_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .mmio = gf108_gr_pack_mmio, .fecs.ucode = &gf100_gr_fecs_ucode, .gpccs.ucode = &gf100_gr_gpccs_ucode, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf110.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf110.c index d1d942eb86af..10d2d73ca8c3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf110.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf110.c @@ -87,6 +87,7 @@ gf110_gr_pack_mmio[] = { static const struct gf100_gr_func gf110_gr = { .init = gf100_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .mmio = gf110_gr_pack_mmio, .fecs.ucode = &gf100_gr_fecs_ucode, .gpccs.ucode = &gf100_gr_gpccs_ucode, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf117.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf117.c index 0124e468086e..ac09a07c4150 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf117.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf117.c @@ -123,6 +123,7 @@ gf117_gr_gpccs_ucode = { static const struct gf100_gr_func gf117_gr = { .init = gf100_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .mmio = gf117_gr_pack_mmio, .fecs.ucode = &gf117_gr_fecs_ucode, .gpccs.ucode = &gf117_gr_gpccs_ucode, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf119.c index 8d8e4cafe28f..7f449ec6f760 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf119.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gf119.c @@ -178,6 +178,7 @@ gf119_gr_pack_mmio[] = { static const struct gf100_gr_func gf119_gr = { .init = gf100_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .mmio = gf119_gr_pack_mmio, .fecs.ucode = &gf100_gr_fecs_ucode, .gpccs.ucode = &gf100_gr_gpccs_ucode, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c index ec22da6c99fc..5e82f94c2245 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk104.c @@ -24,8 +24,6 @@ #include "gf100.h" #include "ctxgf100.h" -#include <subdev/fb.h> - #include <nvif/class.h> /******************************************************************************* @@ -207,21 +205,13 @@ int gk104_gr_init(struct gf100_gr *gr) { struct nvkm_device *device = gr->base.engine.subdev.device; - struct nvkm_fb *fb = device->fb; const u32 magicgpc918 = DIV_ROUND_UP(0x00800000, gr->tpc_total); u32 data[TPC_MAX / 8] = {}; u8 tpcnr[GPC_MAX]; int gpc, tpc, rop; int i; - nvkm_wr32(device, GPC_BCAST(0x0880), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x08a4), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x0888), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x088c), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x0890), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x0894), 0x00000000); - nvkm_wr32(device, GPC_BCAST(0x08b4), nvkm_memory_addr(fb->mmu_wr) >> 8); - nvkm_wr32(device, GPC_BCAST(0x08b8), nvkm_memory_addr(fb->mmu_rd) >> 8); + gr->func->init_gpc_mmu(gr); gf100_gr_mmio(gr, gr->func->mmio); @@ -339,6 +329,7 @@ gk104_gr_gpccs_ucode = { static const struct gf100_gr_func gk104_gr = { .init = gk104_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .init_rop_active_fbps = gk104_gr_init_rop_active_fbps, .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, .mmio = gk104_gr_pack_mmio, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c index f31b171a4102..a38e19b61c1d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110.c @@ -183,6 +183,7 @@ gk110_gr_gpccs_ucode = { static const struct gf100_gr_func gk110_gr = { .init = gk104_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .init_rop_active_fbps = gk104_gr_init_rop_active_fbps, .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, .mmio = gk110_gr_pack_mmio, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c index d76dd178007f..1912c0bfd7ee 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk110b.c @@ -103,6 +103,7 @@ gk110b_gr_pack_mmio[] = { static const struct gf100_gr_func gk110b_gr = { .init = gk104_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .init_rop_active_fbps = gk104_gr_init_rop_active_fbps, .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, .mmio = gk110b_gr_pack_mmio, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c index 14bbe6ed02a9..1fc258163f25 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/gk208.c @@ -162,6 +162,7 @@ gk208_gr_gpccs_ucode = { static const struct gf100_gr_func gk208_gr = { .init = gk104_gr_init, + .init_gpc_mmu = gf100_gr_init_gpc_mmu, .init_rop_active_fbps = gk104_gr_init_rop_active_fbps, .init_ppc_exceptions = gk104_gr_init_ppc_exceptions, .mmio = gk208_gr_pack_mmio, diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c index df2cd864147c..111c8bb4497b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.c @@ -60,7 +60,7 @@ void * nv20_gr_chan_dtor(struct nvkm_object *object) { struct nv20_gr_chan *chan = nv20_gr_chan(object); - nvkm_memory_del(&chan->inst); + nvkm_memory_unref(&chan->inst); return chan; } @@ -324,7 +324,7 @@ void * nv20_gr_dtor(struct nvkm_gr *base) { struct nv20_gr *gr = nv20_gr(base); - nvkm_memory_del(&gr->ctxtab); + nvkm_memory_unref(&gr->ctxtab); return gr; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h index ad7e53bb7c23..979dc5f7b32e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv20.h @@ -20,6 +20,7 @@ void nv20_gr_tile(struct nvkm_gr *, int, struct nvkm_fb_tile *); int nv30_gr_init(struct nvkm_gr *); #define nv20_gr_chan(p) container_of((p), struct nv20_gr_chan, object) +#include <core/object.h> struct nv20_gr_chan { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h index 89b773233ac5..731400937edd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv40.h @@ -17,6 +17,7 @@ void nv40_gr_intr(struct nvkm_gr *); u64 nv40_gr_units(struct nvkm_gr *); #define nv40_gr_chan(p) container_of((p), struct nv40_gr_chan, object) +#include <core/object.h> struct nv40_gr_chan { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h index 567fa4f3e518..5b9d99bee207 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv50.h @@ -20,6 +20,7 @@ u64 nv50_gr_units(struct nvkm_gr *); int g84_gr_tlb_flush(struct nvkm_gr *); #define nv50_gr_chan(p) container_of((p), struct nv50_gr_chan, object) +#include <core/object.h> struct nv50_gr_chan { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h index 1ac2b4558bec..b31fad8bdaad 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv31.h @@ -19,6 +19,7 @@ struct nv31_mpeg_func { }; #define nv31_mpeg_chan(p) container_of((p), struct nv31_mpeg_chan, object) +#include <core/object.h> struct nv31_mpeg_chan { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv50.c index 4e528851e9c0..6df880a39019 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/mpeg/nv50.c @@ -24,6 +24,7 @@ #include "priv.h" #include <core/gpuobj.h> +#include <core/object.h> #include <subdev/timer.h> #include <nvif/class.h> diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h index 17240d54b1eb..9fad3611a843 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/priv.h @@ -68,6 +68,7 @@ struct nvkm_specdom { }; #define nvkm_perfdom(p) container_of((p), struct nvkm_perfdom, object) +#include <core/object.h> struct nvkm_perfdom { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h index b1fa69314e4a..d42862fc43fd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/chan.h @@ -2,9 +2,11 @@ #ifndef __NVKM_SW_CHAN_H__ #define __NVKM_SW_CHAN_H__ #define nvkm_sw_chan(p) container_of((p), struct nvkm_sw_chan, object) -#include "priv.h" +#include <core/object.h> #include <core/event.h> +#include "priv.h" + struct nvkm_sw_chan { const struct nvkm_sw_chan_func *func; struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h index 7050a9e49db1..d7034950ba87 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/sw/nvsw.h @@ -2,7 +2,7 @@ #ifndef __NVKM_NVSW_H__ #define __NVKM_NVSW_H__ #define nvkm_nvsw(p) container_of((p), struct nvkm_nvsw, object) -#include "priv.h" +#include <core/object.h> struct nvkm_nvsw { struct nvkm_object object; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/xtensa.c b/drivers/gpu/drm/nouveau/nvkm/engine/xtensa.c index 06bdb67a0205..70549381e082 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/xtensa.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/xtensa.c @@ -86,7 +86,7 @@ nvkm_xtensa_fini(struct nvkm_engine *engine, bool suspend) nvkm_wr32(device, base + 0xd94, 0); /* FIFO_CTRL */ if (!suspend) - nvkm_memory_del(&xtensa->gpu_fw); + nvkm_memory_unref(&xtensa->gpu_fw); return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/base.c b/drivers/gpu/drm/nouveau/nvkm/falcon/base.c index 1b7f48efd8b1..14be41f24155 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/base.c @@ -60,7 +60,7 @@ nvkm_falcon_read_dmem(struct nvkm_falcon *falcon, u32 start, u32 size, u8 port, } void -nvkm_falcon_bind_context(struct nvkm_falcon *falcon, struct nvkm_gpuobj *inst) +nvkm_falcon_bind_context(struct nvkm_falcon *falcon, struct nvkm_memory *inst) { if (!falcon->func->bind_context) { nvkm_error(falcon->user, diff --git a/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c b/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c index 669c24028470..9def926f24d4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c +++ b/drivers/gpu/drm/nouveau/nvkm/falcon/v1.c @@ -180,7 +180,7 @@ nvkm_falcon_v1_read_dmem(struct nvkm_falcon *falcon, u32 start, u32 size, } static void -nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_gpuobj *ctx) +nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_memory *ctx) { u32 inst_loc; u32 fbif; @@ -216,7 +216,7 @@ nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_gpuobj *ctx) nvkm_falcon_wr32(falcon, fbif + 4 * FALCON_DMAIDX_PHYS_SYS_NCOH, 0x6); /* Set context */ - switch (nvkm_memory_target(ctx->memory)) { + switch (nvkm_memory_target(ctx)) { case NVKM_MEM_TARGET_VRAM: inst_loc = 0; break; case NVKM_MEM_TARGET_HOST: inst_loc = 2; break; case NVKM_MEM_TARGET_NCOH: inst_loc = 3; break; @@ -228,7 +228,7 @@ nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_gpuobj *ctx) /* Enable context */ nvkm_falcon_mask(falcon, 0x048, 0x1, 0x1); nvkm_falcon_wr32(falcon, 0x054, - ((ctx->addr >> 12) & 0xfffffff) | + ((nvkm_memory_addr(ctx) >> 12) & 0xfffffff) | (inst_loc << 28) | (1 << 30)); nvkm_falcon_mask(falcon, 0x090, 0x10000, 0x10000); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/Kbuild index 1e138b337955..e5830453813d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/Kbuild @@ -3,3 +3,5 @@ nvkm-y += nvkm/subdev/bar/nv50.o nvkm-y += nvkm/subdev/bar/g84.o nvkm-y += nvkm/subdev/bar/gf100.o nvkm-y += nvkm/subdev/bar/gk20a.o +nvkm-y += nvkm/subdev/bar/gm107.o +nvkm-y += nvkm/subdev/bar/gm20b.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/base.c index c561d148cebc..9646adec57cb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/base.c @@ -30,39 +30,76 @@ nvkm_bar_flush(struct nvkm_bar *bar) bar->func->flush(bar); } -struct nvkm_vm * -nvkm_bar_kmap(struct nvkm_bar *bar) +struct nvkm_vmm * +nvkm_bar_bar1_vmm(struct nvkm_device *device) { - /* disallow kmap() until after vm has been bootstrapped */ - if (bar && bar->func->kmap && bar->subdev.oneinit) - return bar->func->kmap(bar); + return device->bar->func->bar1.vmm(device->bar); +} + +struct nvkm_vmm * +nvkm_bar_bar2_vmm(struct nvkm_device *device) +{ + /* Denies access to BAR2 when it's not initialised, used by INSTMEM + * to know when object access needs to go through the BAR0 window. + */ + struct nvkm_bar *bar = device->bar; + if (bar && bar->bar2) + return bar->func->bar2.vmm(bar); return NULL; } -int -nvkm_bar_umap(struct nvkm_bar *bar, u64 size, int type, struct nvkm_vma *vma) +void +nvkm_bar_bar2_fini(struct nvkm_device *device) { - return bar->func->umap(bar, size, type, vma); + struct nvkm_bar *bar = device->bar; + if (bar && bar->bar2) { + bar->func->bar2.fini(bar); + bar->bar2 = false; + } +} + +void +nvkm_bar_bar2_init(struct nvkm_device *device) +{ + struct nvkm_bar *bar = device->bar; + if (bar && bar->subdev.oneinit && !bar->bar2 && bar->func->bar2.init) { + bar->func->bar2.init(bar); + bar->func->bar2.wait(bar); + bar->bar2 = true; + } } static int -nvkm_bar_oneinit(struct nvkm_subdev *subdev) +nvkm_bar_fini(struct nvkm_subdev *subdev, bool suspend) { struct nvkm_bar *bar = nvkm_bar(subdev); - return bar->func->oneinit(bar); + bar->func->bar1.fini(bar); + return 0; } static int nvkm_bar_init(struct nvkm_subdev *subdev) { struct nvkm_bar *bar = nvkm_bar(subdev); - return bar->func->init(bar); + bar->func->bar1.init(bar); + bar->func->bar1.wait(bar); + if (bar->func->init) + bar->func->init(bar); + return 0; +} + +static int +nvkm_bar_oneinit(struct nvkm_subdev *subdev) +{ + struct nvkm_bar *bar = nvkm_bar(subdev); + return bar->func->oneinit(bar); } static void * nvkm_bar_dtor(struct nvkm_subdev *subdev) { struct nvkm_bar *bar = nvkm_bar(subdev); + nvkm_bar_bar2_fini(subdev->device); return bar->func->dtor(bar); } @@ -71,6 +108,7 @@ nvkm_bar = { .dtor = nvkm_bar_dtor, .oneinit = nvkm_bar_oneinit, .init = nvkm_bar_init, + .fini = nvkm_bar_fini, }; void diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/g84.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/g84.c index ef717136c838..87f26f54b481 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/g84.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/g84.c @@ -44,8 +44,14 @@ g84_bar_func = { .dtor = nv50_bar_dtor, .oneinit = nv50_bar_oneinit, .init = nv50_bar_init, - .kmap = nv50_bar_kmap, - .umap = nv50_bar_umap, + .bar1.init = nv50_bar_bar1_init, + .bar1.fini = nv50_bar_bar1_fini, + .bar1.wait = nv50_bar_bar1_wait, + .bar1.vmm = nv50_bar_bar1_vmm, + .bar2.init = nv50_bar_bar2_init, + .bar2.fini = nv50_bar_bar2_fini, + .bar2.wait = nv50_bar_bar1_wait, + .bar2.vmm = nv50_bar_bar2_vmm, .flush = g84_bar_flush, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c index 676c167c95b9..a3ba7f50198b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c @@ -23,39 +23,73 @@ */ #include "gf100.h" -#include <core/gpuobj.h> +#include <core/memory.h> #include <core/option.h> #include <subdev/fb.h> #include <subdev/mmu.h> -static struct nvkm_vm * -gf100_bar_kmap(struct nvkm_bar *base) +struct nvkm_vmm * +gf100_bar_bar1_vmm(struct nvkm_bar *base) { - return gf100_bar(base)->bar[0].vm; + return gf100_bar(base)->bar[1].vmm; } -int -gf100_bar_umap(struct nvkm_bar *base, u64 size, int type, struct nvkm_vma *vma) +void +gf100_bar_bar1_wait(struct nvkm_bar *base) +{ + /* NFI why it's twice. */ + nvkm_bar_flush(base); + nvkm_bar_flush(base); +} + +void +gf100_bar_bar1_fini(struct nvkm_bar *bar) { + nvkm_mask(bar->subdev.device, 0x001704, 0x80000000, 0x00000000); +} + +void +gf100_bar_bar1_init(struct nvkm_bar *base) +{ + struct nvkm_device *device = base->subdev.device; struct gf100_bar *bar = gf100_bar(base); - return nvkm_vm_get(bar->bar[1].vm, size, type, NV_MEM_ACCESS_RW, vma); + const u32 addr = nvkm_memory_addr(bar->bar[1].inst) >> 12; + nvkm_wr32(device, 0x001704, 0x80000000 | addr); +} + +struct nvkm_vmm * +gf100_bar_bar2_vmm(struct nvkm_bar *base) +{ + return gf100_bar(base)->bar[0].vmm; +} + +void +gf100_bar_bar2_fini(struct nvkm_bar *bar) +{ + nvkm_mask(bar->subdev.device, 0x001714, 0x80000000, 0x00000000); +} + +void +gf100_bar_bar2_init(struct nvkm_bar *base) +{ + struct nvkm_device *device = base->subdev.device; + struct gf100_bar *bar = gf100_bar(base); + u32 addr = nvkm_memory_addr(bar->bar[0].inst) >> 12; + if (bar->bar2_halve) + addr |= 0x40000000; + nvkm_wr32(device, 0x001714, 0x80000000 | addr); } static int -gf100_bar_ctor_vm(struct gf100_bar *bar, struct gf100_bar_vm *bar_vm, - struct lock_class_key *key, int bar_nr) +gf100_bar_oneinit_bar(struct gf100_bar *bar, struct gf100_barN *bar_vm, + struct lock_class_key *key, int bar_nr) { struct nvkm_device *device = bar->base.subdev.device; - struct nvkm_vm *vm; resource_size_t bar_len; int ret; ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0, false, - &bar_vm->mem); - if (ret) - return ret; - - ret = nvkm_gpuobj_new(device, 0x8000, 0, false, NULL, &bar_vm->pgd); + &bar_vm->inst); if (ret) return ret; @@ -63,98 +97,64 @@ gf100_bar_ctor_vm(struct gf100_bar *bar, struct gf100_bar_vm *bar_vm, if (bar_nr == 3 && bar->bar2_halve) bar_len >>= 1; - ret = nvkm_vm_new(device, 0, bar_len, 0, key, &vm); + ret = nvkm_vmm_new(device, 0, bar_len, NULL, 0, key, + (bar_nr == 3) ? "bar2" : "bar1", &bar_vm->vmm); if (ret) return ret; - atomic_inc(&vm->engref[NVKM_SUBDEV_BAR]); + atomic_inc(&bar_vm->vmm->engref[NVKM_SUBDEV_BAR]); + bar_vm->vmm->debug = bar->base.subdev.debug; /* * Bootstrap page table lookup. */ if (bar_nr == 3) { - ret = nvkm_vm_boot(vm, bar_len); - if (ret) { - nvkm_vm_ref(NULL, &vm, NULL); + ret = nvkm_vmm_boot(bar_vm->vmm); + if (ret) return ret; - } } - ret = nvkm_vm_ref(vm, &bar_vm->vm, bar_vm->pgd); - nvkm_vm_ref(NULL, &vm, NULL); - if (ret) - return ret; - - nvkm_kmap(bar_vm->mem); - nvkm_wo32(bar_vm->mem, 0x0200, lower_32_bits(bar_vm->pgd->addr)); - nvkm_wo32(bar_vm->mem, 0x0204, upper_32_bits(bar_vm->pgd->addr)); - nvkm_wo32(bar_vm->mem, 0x0208, lower_32_bits(bar_len - 1)); - nvkm_wo32(bar_vm->mem, 0x020c, upper_32_bits(bar_len - 1)); - nvkm_done(bar_vm->mem); - return 0; + return nvkm_vmm_join(bar_vm->vmm, bar_vm->inst); } int gf100_bar_oneinit(struct nvkm_bar *base) { static struct lock_class_key bar1_lock; - static struct lock_class_key bar3_lock; + static struct lock_class_key bar2_lock; struct gf100_bar *bar = gf100_bar(base); int ret; - /* BAR3 */ - if (bar->base.func->kmap) { - ret = gf100_bar_ctor_vm(bar, &bar->bar[0], &bar3_lock, 3); + /* BAR2 */ + if (bar->base.func->bar2.init) { + ret = gf100_bar_oneinit_bar(bar, &bar->bar[0], &bar2_lock, 3); if (ret) return ret; + + bar->base.subdev.oneinit = true; + nvkm_bar_bar2_init(bar->base.subdev.device); } /* BAR1 */ - ret = gf100_bar_ctor_vm(bar, &bar->bar[1], &bar1_lock, 1); + ret = gf100_bar_oneinit_bar(bar, &bar->bar[1], &bar1_lock, 1); if (ret) return ret; return 0; } -int -gf100_bar_init(struct nvkm_bar *base) -{ - struct gf100_bar *bar = gf100_bar(base); - struct nvkm_device *device = bar->base.subdev.device; - u32 addr; - - nvkm_mask(device, 0x000200, 0x00000100, 0x00000000); - nvkm_mask(device, 0x000200, 0x00000100, 0x00000100); - - addr = nvkm_memory_addr(bar->bar[1].mem) >> 12; - nvkm_wr32(device, 0x001704, 0x80000000 | addr); - - if (bar->bar[0].mem) { - addr = nvkm_memory_addr(bar->bar[0].mem) >> 12; - if (bar->bar2_halve) - addr |= 0x40000000; - nvkm_wr32(device, 0x001714, 0x80000000 | addr); - } - - return 0; -} - void * gf100_bar_dtor(struct nvkm_bar *base) { struct gf100_bar *bar = gf100_bar(base); - nvkm_vm_ref(NULL, &bar->bar[1].vm, bar->bar[1].pgd); - nvkm_gpuobj_del(&bar->bar[1].pgd); - nvkm_memory_del(&bar->bar[1].mem); + nvkm_vmm_part(bar->bar[1].vmm, bar->bar[1].inst); + nvkm_vmm_unref(&bar->bar[1].vmm); + nvkm_memory_unref(&bar->bar[1].inst); - if (bar->bar[0].vm) { - nvkm_memory_del(&bar->bar[0].vm->pgt[0].mem[0]); - nvkm_vm_ref(NULL, &bar->bar[0].vm, bar->bar[0].pgd); - } - nvkm_gpuobj_del(&bar->bar[0].pgd); - nvkm_memory_del(&bar->bar[0].mem); + nvkm_vmm_part(bar->bar[0].vmm, bar->bar[0].inst); + nvkm_vmm_unref(&bar->bar[0].vmm); + nvkm_memory_unref(&bar->bar[0].inst); return bar; } @@ -175,9 +175,14 @@ static const struct nvkm_bar_func gf100_bar_func = { .dtor = gf100_bar_dtor, .oneinit = gf100_bar_oneinit, - .init = gf100_bar_init, - .kmap = gf100_bar_kmap, - .umap = gf100_bar_umap, + .bar1.init = gf100_bar_bar1_init, + .bar1.fini = gf100_bar_bar1_fini, + .bar1.wait = gf100_bar_bar1_wait, + .bar1.vmm = gf100_bar_bar1_vmm, + .bar2.init = gf100_bar_bar2_init, + .bar2.fini = gf100_bar_bar2_fini, + .bar2.wait = gf100_bar_bar1_wait, + .bar2.vmm = gf100_bar_bar2_vmm, .flush = g84_bar_flush, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h index 9accd7923788..4f2b66e8d795 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.h @@ -4,22 +4,24 @@ #define gf100_bar(p) container_of((p), struct gf100_bar, base) #include "priv.h" -struct gf100_bar_vm { - struct nvkm_memory *mem; - struct nvkm_gpuobj *pgd; - struct nvkm_vm *vm; +struct gf100_barN { + struct nvkm_memory *inst; + struct nvkm_vmm *vmm; }; struct gf100_bar { struct nvkm_bar base; bool bar2_halve; - struct gf100_bar_vm bar[2]; + struct gf100_barN bar[2]; }; int gf100_bar_new_(const struct nvkm_bar_func *, struct nvkm_device *, int, struct nvkm_bar **); void *gf100_bar_dtor(struct nvkm_bar *); int gf100_bar_oneinit(struct nvkm_bar *); -int gf100_bar_init(struct nvkm_bar *); -int gf100_bar_umap(struct nvkm_bar *, u64, int, struct nvkm_vma *); +void gf100_bar_bar1_init(struct nvkm_bar *); +void gf100_bar_bar1_wait(struct nvkm_bar *); +struct nvkm_vmm *gf100_bar_bar1_vmm(struct nvkm_bar *); +void gf100_bar_bar2_init(struct nvkm_bar *); +struct nvkm_vmm *gf100_bar_bar2_vmm(struct nvkm_bar *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gk20a.c index 9232fab4274c..b10077d38839 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gk20a.c @@ -25,8 +25,10 @@ static const struct nvkm_bar_func gk20a_bar_func = { .dtor = gf100_bar_dtor, .oneinit = gf100_bar_oneinit, - .init = gf100_bar_init, - .umap = gf100_bar_umap, + .bar1.init = gf100_bar_bar1_init, + .bar1.fini = gf100_bar_bar1_fini, + .bar1.wait = gf100_bar_bar1_wait, + .bar1.vmm = gf100_bar_bar1_vmm, .flush = g84_bar_flush, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm107.c new file mode 100644 index 000000000000..3ddf9222d935 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm107.c @@ -0,0 +1,65 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "gf100.h" + +#include <subdev/timer.h> + +void +gm107_bar_bar1_wait(struct nvkm_bar *bar) +{ + struct nvkm_device *device = bar->subdev.device; + nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x001710) & 0x00000003)) + break; + ); +} + +static void +gm107_bar_bar2_wait(struct nvkm_bar *bar) +{ + struct nvkm_device *device = bar->subdev.device; + nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x001710) & 0x0000000c)) + break; + ); +} + +static const struct nvkm_bar_func +gm107_bar_func = { + .dtor = gf100_bar_dtor, + .oneinit = gf100_bar_oneinit, + .bar1.init = gf100_bar_bar1_init, + .bar1.fini = gf100_bar_bar1_fini, + .bar1.wait = gm107_bar_bar1_wait, + .bar1.vmm = gf100_bar_bar1_vmm, + .bar2.init = gf100_bar_bar2_init, + .bar2.fini = gf100_bar_bar2_fini, + .bar2.wait = gm107_bar_bar2_wait, + .bar2.vmm = gf100_bar_bar2_vmm, + .flush = g84_bar_flush, +}; + +int +gm107_bar_new(struct nvkm_device *device, int index, struct nvkm_bar **pbar) +{ + return gf100_bar_new_(&gm107_bar_func, device, index, pbar); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm20b.c new file mode 100644 index 000000000000..950bff1955ad --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gm20b.c @@ -0,0 +1,42 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "gf100.h" + +static const struct nvkm_bar_func +gm20b_bar_func = { + .dtor = gf100_bar_dtor, + .oneinit = gf100_bar_oneinit, + .bar1.init = gf100_bar_bar1_init, + .bar1.fini = gf100_bar_bar1_fini, + .bar1.wait = gm107_bar_bar1_wait, + .bar1.vmm = gf100_bar_bar1_vmm, + .flush = g84_bar_flush, +}; + +int +gm20b_bar_new(struct nvkm_device *device, int index, struct nvkm_bar **pbar) +{ + int ret = gf100_bar_new_(&gm20b_bar_func, device, index, pbar); + if (ret == 0) + (*pbar)->iomap_uncached = true; + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c index 6eff637ac301..157b076a1272 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c @@ -28,19 +28,6 @@ #include <subdev/mmu.h> #include <subdev/timer.h> -struct nvkm_vm * -nv50_bar_kmap(struct nvkm_bar *base) -{ - return nv50_bar(base)->bar3_vm; -} - -int -nv50_bar_umap(struct nvkm_bar *base, u64 size, int type, struct nvkm_vma *vma) -{ - struct nv50_bar *bar = nv50_bar(base); - return nvkm_vm_get(bar->bar1_vm, size, type, NV_MEM_ACCESS_RW, vma); -} - static void nv50_bar_flush(struct nvkm_bar *base) { @@ -56,14 +43,72 @@ nv50_bar_flush(struct nvkm_bar *base) spin_unlock_irqrestore(&bar->base.lock, flags); } +struct nvkm_vmm * +nv50_bar_bar1_vmm(struct nvkm_bar *base) +{ + return nv50_bar(base)->bar1_vmm; +} + +void +nv50_bar_bar1_wait(struct nvkm_bar *base) +{ + nvkm_bar_flush(base); +} + +void +nv50_bar_bar1_fini(struct nvkm_bar *bar) +{ + nvkm_wr32(bar->subdev.device, 0x001708, 0x00000000); +} + +void +nv50_bar_bar1_init(struct nvkm_bar *base) +{ + struct nvkm_device *device = base->subdev.device; + struct nv50_bar *bar = nv50_bar(base); + nvkm_wr32(device, 0x001708, 0x80000000 | bar->bar1->node->offset >> 4); +} + +struct nvkm_vmm * +nv50_bar_bar2_vmm(struct nvkm_bar *base) +{ + return nv50_bar(base)->bar2_vmm; +} + +void +nv50_bar_bar2_fini(struct nvkm_bar *bar) +{ + nvkm_wr32(bar->subdev.device, 0x00170c, 0x00000000); +} + +void +nv50_bar_bar2_init(struct nvkm_bar *base) +{ + struct nvkm_device *device = base->subdev.device; + struct nv50_bar *bar = nv50_bar(base); + nvkm_wr32(device, 0x001704, 0x00000000 | bar->mem->addr >> 12); + nvkm_wr32(device, 0x001704, 0x40000000 | bar->mem->addr >> 12); + nvkm_wr32(device, 0x00170c, 0x80000000 | bar->bar2->node->offset >> 4); +} + +void +nv50_bar_init(struct nvkm_bar *base) +{ + struct nv50_bar *bar = nv50_bar(base); + struct nvkm_device *device = bar->base.subdev.device; + int i; + + for (i = 0; i < 8; i++) + nvkm_wr32(device, 0x001900 + (i * 4), 0x00000000); +} + int nv50_bar_oneinit(struct nvkm_bar *base) { struct nv50_bar *bar = nv50_bar(base); struct nvkm_device *device = bar->base.subdev.device; static struct lock_class_key bar1_lock; - static struct lock_class_key bar3_lock; - struct nvkm_vm *vm; + static struct lock_class_key bar2_lock; u64 start, limit; int ret; @@ -80,51 +125,54 @@ nv50_bar_oneinit(struct nvkm_bar *base) if (ret) return ret; - /* BAR3 */ + /* BAR2 */ start = 0x0100000000ULL; limit = start + device->func->resource_size(device, 3); - ret = nvkm_vm_new(device, start, limit - start, start, &bar3_lock, &vm); + ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, + &bar2_lock, "bar2", &bar->bar2_vmm); if (ret) return ret; - atomic_inc(&vm->engref[NVKM_SUBDEV_BAR]); + atomic_inc(&bar->bar2_vmm->engref[NVKM_SUBDEV_BAR]); + bar->bar2_vmm->debug = bar->base.subdev.debug; - ret = nvkm_vm_boot(vm, limit-- - start); + ret = nvkm_vmm_boot(bar->bar2_vmm); if (ret) return ret; - ret = nvkm_vm_ref(vm, &bar->bar3_vm, bar->pgd); - nvkm_vm_ref(NULL, &vm, NULL); + ret = nvkm_vmm_join(bar->bar2_vmm, bar->mem->memory); if (ret) return ret; - ret = nvkm_gpuobj_new(device, 24, 16, false, bar->mem, &bar->bar3); + ret = nvkm_gpuobj_new(device, 24, 16, false, bar->mem, &bar->bar2); if (ret) return ret; - nvkm_kmap(bar->bar3); - nvkm_wo32(bar->bar3, 0x00, 0x7fc00000); - nvkm_wo32(bar->bar3, 0x04, lower_32_bits(limit)); - nvkm_wo32(bar->bar3, 0x08, lower_32_bits(start)); - nvkm_wo32(bar->bar3, 0x0c, upper_32_bits(limit) << 24 | + nvkm_kmap(bar->bar2); + nvkm_wo32(bar->bar2, 0x00, 0x7fc00000); + nvkm_wo32(bar->bar2, 0x04, lower_32_bits(limit)); + nvkm_wo32(bar->bar2, 0x08, lower_32_bits(start)); + nvkm_wo32(bar->bar2, 0x0c, upper_32_bits(limit) << 24 | upper_32_bits(start)); - nvkm_wo32(bar->bar3, 0x10, 0x00000000); - nvkm_wo32(bar->bar3, 0x14, 0x00000000); - nvkm_done(bar->bar3); + nvkm_wo32(bar->bar2, 0x10, 0x00000000); + nvkm_wo32(bar->bar2, 0x14, 0x00000000); + nvkm_done(bar->bar2); + + bar->base.subdev.oneinit = true; + nvkm_bar_bar2_init(device); /* BAR1 */ start = 0x0000000000ULL; limit = start + device->func->resource_size(device, 1); - ret = nvkm_vm_new(device, start, limit-- - start, start, &bar1_lock, &vm); - if (ret) - return ret; + ret = nvkm_vmm_new(device, start, limit-- - start, NULL, 0, + &bar1_lock, "bar1", &bar->bar1_vmm); - atomic_inc(&vm->engref[NVKM_SUBDEV_BAR]); + atomic_inc(&bar->bar1_vmm->engref[NVKM_SUBDEV_BAR]); + bar->bar1_vmm->debug = bar->base.subdev.debug; - ret = nvkm_vm_ref(vm, &bar->bar1_vm, bar->pgd); - nvkm_vm_ref(NULL, &vm, NULL); + ret = nvkm_vmm_join(bar->bar1_vmm, bar->mem->memory); if (ret) return ret; @@ -144,45 +192,21 @@ nv50_bar_oneinit(struct nvkm_bar *base) return 0; } -int -nv50_bar_init(struct nvkm_bar *base) -{ - struct nv50_bar *bar = nv50_bar(base); - struct nvkm_device *device = bar->base.subdev.device; - int i; - - nvkm_mask(device, 0x000200, 0x00000100, 0x00000000); - nvkm_mask(device, 0x000200, 0x00000100, 0x00000100); - nvkm_wr32(device, 0x100c80, 0x00060001); - if (nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x100c80) & 0x00000001)) - break; - ) < 0) - return -EBUSY; - - nvkm_wr32(device, 0x001704, 0x00000000 | bar->mem->addr >> 12); - nvkm_wr32(device, 0x001704, 0x40000000 | bar->mem->addr >> 12); - nvkm_wr32(device, 0x001708, 0x80000000 | bar->bar1->node->offset >> 4); - nvkm_wr32(device, 0x00170c, 0x80000000 | bar->bar3->node->offset >> 4); - for (i = 0; i < 8; i++) - nvkm_wr32(device, 0x001900 + (i * 4), 0x00000000); - return 0; -} - void * nv50_bar_dtor(struct nvkm_bar *base) { struct nv50_bar *bar = nv50_bar(base); - nvkm_gpuobj_del(&bar->bar1); - nvkm_vm_ref(NULL, &bar->bar1_vm, bar->pgd); - nvkm_gpuobj_del(&bar->bar3); - if (bar->bar3_vm) { - nvkm_memory_del(&bar->bar3_vm->pgt[0].mem[0]); - nvkm_vm_ref(NULL, &bar->bar3_vm, bar->pgd); + if (bar->mem) { + nvkm_gpuobj_del(&bar->bar1); + nvkm_vmm_part(bar->bar1_vmm, bar->mem->memory); + nvkm_vmm_unref(&bar->bar1_vmm); + nvkm_gpuobj_del(&bar->bar2); + nvkm_vmm_part(bar->bar2_vmm, bar->mem->memory); + nvkm_vmm_unref(&bar->bar2_vmm); + nvkm_gpuobj_del(&bar->pgd); + nvkm_gpuobj_del(&bar->pad); + nvkm_gpuobj_del(&bar->mem); } - nvkm_gpuobj_del(&bar->pgd); - nvkm_gpuobj_del(&bar->pad); - nvkm_gpuobj_del(&bar->mem); return bar; } @@ -204,8 +228,14 @@ nv50_bar_func = { .dtor = nv50_bar_dtor, .oneinit = nv50_bar_oneinit, .init = nv50_bar_init, - .kmap = nv50_bar_kmap, - .umap = nv50_bar_umap, + .bar1.init = nv50_bar_bar1_init, + .bar1.fini = nv50_bar_bar1_fini, + .bar1.wait = nv50_bar_bar1_wait, + .bar1.vmm = nv50_bar_bar1_vmm, + .bar2.init = nv50_bar_bar2_init, + .bar2.fini = nv50_bar_bar2_fini, + .bar2.wait = nv50_bar_bar1_wait, + .bar2.vmm = nv50_bar_bar2_vmm, .flush = nv50_bar_flush, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h index ce9ab9110b08..2fe833f6d9f7 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.h @@ -10,18 +10,20 @@ struct nv50_bar { struct nvkm_gpuobj *mem; struct nvkm_gpuobj *pad; struct nvkm_gpuobj *pgd; - struct nvkm_vm *bar1_vm; + struct nvkm_vmm *bar1_vmm; struct nvkm_gpuobj *bar1; - struct nvkm_vm *bar3_vm; - struct nvkm_gpuobj *bar3; + struct nvkm_vmm *bar2_vmm; + struct nvkm_gpuobj *bar2; }; int nv50_bar_new_(const struct nvkm_bar_func *, struct nvkm_device *, int, u32 pgd_addr, struct nvkm_bar **); void *nv50_bar_dtor(struct nvkm_bar *); int nv50_bar_oneinit(struct nvkm_bar *); -int nv50_bar_init(struct nvkm_bar *); -struct nvkm_vm *nv50_bar_kmap(struct nvkm_bar *); -int nv50_bar_umap(struct nvkm_bar *, u64, int, struct nvkm_vma *); -void nv50_bar_unmap(struct nvkm_bar *, struct nvkm_vma *); +void nv50_bar_init(struct nvkm_bar *); +void nv50_bar_bar1_init(struct nvkm_bar *); +void nv50_bar_bar1_wait(struct nvkm_bar *); +struct nvkm_vmm *nv50_bar_bar1_vmm(struct nvkm_bar *); +void nv50_bar_bar2_init(struct nvkm_bar *); +struct nvkm_vmm *nv50_bar_bar2_vmm(struct nvkm_bar *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h index 63d111c8afd4..01ba5b26666e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/priv.h @@ -10,11 +10,25 @@ void nvkm_bar_ctor(const struct nvkm_bar_func *, struct nvkm_device *, struct nvkm_bar_func { void *(*dtor)(struct nvkm_bar *); int (*oneinit)(struct nvkm_bar *); - int (*init)(struct nvkm_bar *); - struct nvkm_vm *(*kmap)(struct nvkm_bar *); - int (*umap)(struct nvkm_bar *, u64 size, int type, struct nvkm_vma *); + void (*init)(struct nvkm_bar *); + + struct { + void (*init)(struct nvkm_bar *); + void (*fini)(struct nvkm_bar *); + void (*wait)(struct nvkm_bar *); + struct nvkm_vmm *(*vmm)(struct nvkm_bar *); + } bar1, bar2; + void (*flush)(struct nvkm_bar *); }; +void nv50_bar_bar1_fini(struct nvkm_bar *); +void nv50_bar_bar2_fini(struct nvkm_bar *); + void g84_bar_flush(struct nvkm_bar *); + +void gf100_bar_bar1_fini(struct nvkm_bar *); +void gf100_bar_bar2_fini(struct nvkm_bar *); + +void gm107_bar_bar1_wait(struct nvkm_bar *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c index 23caef8df17f..73e463ed55c3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c @@ -99,7 +99,7 @@ nvbios_iccsense_parse(struct nvkm_bios *bios, struct nvbios_iccsense *iccsense) rail->extdev_id = nvbios_rd08(bios, entry + 0x1); res_start = 0x5; break; - }; + } if (nvbios_extdev_parse(bios, rail->extdev_id, &extdev)) continue; @@ -115,7 +115,7 @@ nvbios_iccsense_parse(struct nvkm_bios *bios, struct nvbios_iccsense *iccsense) default: rail->resistor_count = 0; break; - }; + } for (r = 0; r < rail->resistor_count; ++r) { rail->resistors[r].mohm = nvbios_rd08(bios, entry + res_start + r * 2); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c index b58ee99f7bfc..9cc10e438b3d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c @@ -36,6 +36,8 @@ #include <subdev/i2c.h> #include <subdev/vga.h> +#include <linux/kernel.h> + #define bioslog(lvl, fmt, args...) do { \ nvkm_printk(init->subdev, lvl, info, "0x%08x[%c]: "fmt, \ init->offset, init_exec(init) ? \ @@ -2271,8 +2273,6 @@ static struct nvbios_init_opcode { [0xaa] = { init_reserved }, }; -#define init_opcode_nr (sizeof(init_opcode) / sizeof(init_opcode[0])) - int nvbios_exec(struct nvbios_init *init) { @@ -2281,7 +2281,8 @@ nvbios_exec(struct nvbios_init *init) init->nested++; while (init->offset) { u8 opcode = nvbios_rd08(bios, init->offset); - if (opcode >= init_opcode_nr || !init_opcode[opcode].exec) { + if (opcode >= ARRAY_SIZE(init_opcode) || + !init_opcode[opcode].exec) { error("unknown opcode 0x%02x\n", opcode); return -EINVAL; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c index 7e83c3985020..20ff5173cf8f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/timing.c @@ -115,16 +115,21 @@ nvbios_timingEp(struct nvkm_bios *bios, int idx, switch (min_t(u8, *hdr, 25)) { case 25: p->timing_10_24 = nvbios_rd08(bios, data + 0x18); + /* fall through */ case 24: case 23: case 22: p->timing_10_21 = nvbios_rd08(bios, data + 0x15); + /* fall through */ case 21: p->timing_10_20 = nvbios_rd08(bios, data + 0x14); + /* fall through */ case 20: p->timing_10_CWL = nvbios_rd08(bios, data + 0x13); + /* fall through */ case 19: p->timing_10_18 = nvbios_rd08(bios, data + 0x12); + /* fall through */ case 18: case 17: p->timing_10_16 = nvbios_rd08(bios, data + 0x10); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c index 158977f8a6e6..c3dae05348eb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c @@ -119,11 +119,11 @@ powerctrl_1_shift(int chip_version, int reg) switch (reg) { case 0x680520: - shift += 4; + shift += 4; /* fall through */ case 0x680508: - shift += 4; + shift += 4; /* fall through */ case 0x680504: - shift += 4; + shift += 4; /* fall through */ case 0x680500: shift += 4; } @@ -245,11 +245,11 @@ setPLL_double_highregs(struct nvkm_devinit *init, u32 reg1, switch (reg1) { case 0x680504: - shift_c040 += 2; + shift_c040 += 2; /* fall through */ case 0x680500: - shift_c040 += 2; + shift_c040 += 2; /* fall through */ case 0x680520: - shift_c040 += 2; + shift_c040 += 2; /* fall through */ case 0x680508: shift_c040 += 2; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c index a7049c041594..73b5d46104bd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c @@ -31,12 +31,6 @@ #include <engine/gr.h> #include <engine/mpeg.h> -bool -nvkm_fb_memtype_valid(struct nvkm_fb *fb, u32 memtype) -{ - return fb->func->memtype_valid(fb, memtype); -} - void nvkm_fb_tile_fini(struct nvkm_fb *fb, int region, struct nvkm_fb_tile *tile) { @@ -100,6 +94,7 @@ static int nvkm_fb_oneinit(struct nvkm_subdev *subdev) { struct nvkm_fb *fb = nvkm_fb(subdev); + u32 tags = 0; if (fb->func->ram_new) { int ret = fb->func->ram_new(fb, &fb->ram); @@ -115,7 +110,16 @@ nvkm_fb_oneinit(struct nvkm_subdev *subdev) return ret; } - return 0; + /* Initialise compression tag allocator. + * + * LTC oneinit() will override this on Fermi and newer. + */ + if (fb->func->tags) { + tags = fb->func->tags(fb); + nvkm_debug(subdev, "%d comptags\n", tags); + } + + return nvkm_mm_init(&fb->tags, 0, 0, tags, 1); } static int @@ -135,8 +139,13 @@ nvkm_fb_init(struct nvkm_subdev *subdev) if (fb->func->init) fb->func->init(fb); - if (fb->func->init_page) - fb->func->init_page(fb); + + if (fb->func->init_page) { + ret = fb->func->init_page(fb); + if (WARN_ON(ret)) + return ret; + } + if (fb->func->init_unkn) fb->func->init_unkn(fb); return 0; @@ -148,12 +157,13 @@ nvkm_fb_dtor(struct nvkm_subdev *subdev) struct nvkm_fb *fb = nvkm_fb(subdev); int i; - nvkm_memory_del(&fb->mmu_wr); - nvkm_memory_del(&fb->mmu_rd); + nvkm_memory_unref(&fb->mmu_wr); + nvkm_memory_unref(&fb->mmu_rd); for (i = 0; i < fb->tile.regions; i++) fb->func->tile.fini(fb, i, &fb->tile.region[i]); + nvkm_mm_fini(&fb->tags); nvkm_ram_del(&fb->ram); if (fb->func->dtor) @@ -176,7 +186,8 @@ nvkm_fb_ctor(const struct nvkm_fb_func *func, struct nvkm_device *device, nvkm_subdev_ctor(&nvkm_fb, device, index, &fb->subdev); fb->func = func; fb->tile.regions = fb->func->tile.regions; - fb->page = nvkm_longopt(device->cfgopt, "NvFbBigPage", 0); + fb->page = nvkm_longopt(device->cfgopt, "NvFbBigPage", + fb->func->default_bigpage); } int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/g84.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/g84.c index 9c28392d07e4..06bf95c0c549 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/g84.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/g84.c @@ -27,6 +27,7 @@ static const struct nv50_fb_func g84_fb = { .ram_new = nv50_ram_new, + .tags = nv20_fb_tags, .trap = 0x001d07ff, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c index a239e73562c8..47d28c279707 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c @@ -27,15 +27,6 @@ #include <core/memory.h> #include <core/option.h> -extern const u8 gf100_pte_storage_type_map[256]; - -bool -gf100_fb_memtype_valid(struct nvkm_fb *fb, u32 tile_flags) -{ - u8 memtype = (tile_flags & 0x0000ff00) >> 8; - return likely((gf100_pte_storage_type_map[memtype] != 0xff)); -} - void gf100_fb_intr(struct nvkm_fb *base) { @@ -80,20 +71,17 @@ gf100_fb_oneinit(struct nvkm_fb *base) return 0; } -void +int gf100_fb_init_page(struct nvkm_fb *fb) { struct nvkm_device *device = fb->subdev.device; switch (fb->page) { - case 16: - nvkm_mask(device, 0x100c80, 0x00000001, 0x00000001); - break; - case 17: + case 16: nvkm_mask(device, 0x100c80, 0x00000001, 0x00000001); break; + case 17: nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); break; default: - nvkm_mask(device, 0x100c80, 0x00000001, 0x00000000); - fb->page = 17; - break; + return -EINVAL; } + return 0; } void @@ -143,7 +131,7 @@ gf100_fb = { .init_page = gf100_fb_init_page, .intr = gf100_fb_intr, .ram_new = gf100_ram_new, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 17, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h index 1756f7b02858..ab261310753a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.h @@ -18,7 +18,5 @@ void gf100_fb_intr(struct nvkm_fb *); void gp100_fb_init(struct nvkm_fb *); -void gm200_fb_init_page(struct nvkm_fb *fb); void gm200_fb_init(struct nvkm_fb *base); - #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf108.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf108.c index 56af84aa333b..4a9f463745b5 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf108.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf108.c @@ -32,7 +32,7 @@ gf108_fb = { .init_page = gf100_fb_init_page, .intr = gf100_fb_intr, .ram_new = gf108_ram_new, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 17, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk104.c index 4245e2e6e604..0a6e8eaad42c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk104.c @@ -32,7 +32,7 @@ gk104_fb = { .init_page = gf100_fb_init_page, .intr = gf100_fb_intr, .ram_new = gk104_ram_new, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 17, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk20a.c index 5d34d6136616..a7e29b125094 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gk20a.c @@ -30,7 +30,7 @@ gk20a_fb = { .init = gf100_fb_init, .init_page = gf100_fb_init_page, .intr = gf100_fb_intr, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 17, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm107.c index db699025f546..69c876d5d1c1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm107.c @@ -32,7 +32,7 @@ gm107_fb = { .init_page = gf100_fb_init_page, .intr = gf100_fb_intr, .ram_new = gm107_ram_new, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 17, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c index d83da5ddbc1e..8137e19d3292 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c @@ -26,22 +26,18 @@ #include <core/memory.h> -void +int gm200_fb_init_page(struct nvkm_fb *fb) { struct nvkm_device *device = fb->subdev.device; switch (fb->page) { - case 16: - nvkm_mask(device, 0x100c80, 0x00000801, 0x00000001); - break; - case 17: - nvkm_mask(device, 0x100c80, 0x00000801, 0x00000000); - break; + case 16: nvkm_mask(device, 0x100c80, 0x00001801, 0x00001001); break; + case 17: nvkm_mask(device, 0x100c80, 0x00001801, 0x00000000); break; + case 0: nvkm_mask(device, 0x100c80, 0x00001800, 0x00001800); break; default: - nvkm_mask(device, 0x100c80, 0x00000800, 0x00000800); - fb->page = 0; - break; + return -EINVAL; } + return 0; } void @@ -69,7 +65,7 @@ gm200_fb = { .init_page = gm200_fb_init_page, .intr = gf100_fb_intr, .ram_new = gm200_ram_new, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 0 /* per-instance. */, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm20b.c index b87c233bcd6d..12db61e31128 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm20b.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm20b.c @@ -30,7 +30,7 @@ gm20b_fb = { .init = gm200_fb_init, .init_page = gm200_fb_init_page, .intr = gf100_fb_intr, - .memtype_valid = gf100_fb_memtype_valid, + .default_bigpage = 0 /* per-instance. */, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c index 98474aec1921..147f69b30cd8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c @@ -59,7 +59,6 @@ gp100_fb = { .init_page = gm200_fb_init_page, .init_unkn = gp100_fb_init_unkn, .ram_new = gp100_ram_new, - .memtype_valid = gf100_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp102.c index 73b4ae1c73dc..b84b9861ef26 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp102.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp102.c @@ -33,7 +33,6 @@ gp102_fb = { .init = gp100_fb_init, .init_page = gm200_fb_init_page, .ram_new = gp100_ram_new, - .memtype_valid = gf100_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c index f2b1fbf428d5..af8e43979dc1 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp10b.c @@ -28,7 +28,6 @@ gp10b_fb = { .init = gm200_fb_init, .init_page = gm200_fb_init_page, .intr = gf100_fb_intr, - .memtype_valid = gf100_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gt215.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gt215.c index ebb30608d5ef..9266559b45f9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gt215.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gt215.c @@ -27,6 +27,7 @@ static const struct nv50_fb_func gt215_fb = { .ram_new = gt215_ram_new, + .tags = nv20_fb_tags, .trap = 0x000d0fff, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv04.c index 8ff2e5db4571..c886664533c8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv04.c @@ -25,14 +25,6 @@ #include "ram.h" #include "regsnv04.h" -bool -nv04_fb_memtype_valid(struct nvkm_fb *fb, u32 tile_flags) -{ - if (!(tile_flags & 0xff00)) - return true; - return false; -} - static void nv04_fb_init(struct nvkm_fb *fb) { @@ -49,7 +41,6 @@ static const struct nvkm_fb_func nv04_fb = { .init = nv04_fb_init, .ram_new = nv04_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv10.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv10.c index e8c44f5a3d84..c998b7e96aa3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv10.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv10.c @@ -61,7 +61,6 @@ nv10_fb = { .tile.fini = nv10_fb_tile_fini, .tile.prog = nv10_fb_tile_prog, .ram_new = nv10_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv1a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv1a.c index 2ae0beb87567..7b9f04f44af8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv1a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv1a.c @@ -33,7 +33,6 @@ nv1a_fb = { .tile.fini = nv10_fb_tile_fini, .tile.prog = nv10_fb_tile_prog, .ram_new = nv1a_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c index 126865dfe777..a021d21ff153 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c @@ -45,7 +45,7 @@ nv20_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, { u32 tiles = DIV_ROUND_UP(size, 0x40); u32 tags = round_up(tiles / fb->ram->parts, 0x40); - if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { if (!(flags & 2)) tile->zcomp = 0x00000000; /* Z16 */ else tile->zcomp = 0x04000000; /* Z24S8 */ tile->zcomp |= tile->tag->offset; @@ -63,7 +63,7 @@ nv20_fb_tile_fini(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile) tile->limit = 0; tile->pitch = 0; tile->zcomp = 0; - nvkm_mm_free(&fb->ram->tags, &tile->tag); + nvkm_mm_free(&fb->tags, &tile->tag); } void @@ -77,15 +77,22 @@ nv20_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile) nvkm_wr32(device, 0x100300 + (i * 0x04), tile->zcomp); } +u32 +nv20_fb_tags(struct nvkm_fb *fb) +{ + const u32 tags = nvkm_rd32(fb->subdev.device, 0x100320); + return tags ? tags + 1 : 0; +} + static const struct nvkm_fb_func nv20_fb = { + .tags = nv20_fb_tags, .tile.regions = 8, .tile.init = nv20_fb_tile_init, .tile.comp = nv20_fb_tile_comp, .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv20_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv25.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv25.c index c56746d2a502..7709f5fe9a45 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv25.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv25.c @@ -32,7 +32,7 @@ nv25_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, { u32 tiles = DIV_ROUND_UP(size, 0x40); u32 tags = round_up(tiles / fb->ram->parts, 0x40); - if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { if (!(flags & 2)) tile->zcomp = 0x00100000; /* Z16 */ else tile->zcomp = 0x00200000; /* Z24S8 */ tile->zcomp |= tile->tag->offset; @@ -44,13 +44,13 @@ nv25_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, static const struct nvkm_fb_func nv25_fb = { + .tags = nv20_fb_tags, .tile.regions = 8, .tile.init = nv20_fb_tile_init, .tile.comp = nv25_fb_tile_comp, .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv20_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv30.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv30.c index 2a7c4831b821..8aa782666507 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv30.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv30.c @@ -51,7 +51,7 @@ nv30_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, { u32 tiles = DIV_ROUND_UP(size, 0x40); u32 tags = round_up(tiles / fb->ram->parts, 0x40); - if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { if (flags & 2) tile->zcomp |= 0x01000000; /* Z16 */ else tile->zcomp |= 0x02000000; /* Z24S8 */ tile->zcomp |= ((tile->tag->offset ) >> 6); @@ -116,6 +116,7 @@ nv30_fb_init(struct nvkm_fb *fb) static const struct nvkm_fb_func nv30_fb = { + .tags = nv20_fb_tags, .init = nv30_fb_init, .tile.regions = 8, .tile.init = nv30_fb_tile_init, @@ -123,7 +124,6 @@ nv30_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv20_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv35.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv35.c index 1604b3789ad1..6e83dcff72e0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv35.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv35.c @@ -32,7 +32,7 @@ nv35_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, { u32 tiles = DIV_ROUND_UP(size, 0x40); u32 tags = round_up(tiles / fb->ram->parts, 0x40); - if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { if (flags & 2) tile->zcomp |= 0x04000000; /* Z16 */ else tile->zcomp |= 0x08000000; /* Z24S8 */ tile->zcomp |= ((tile->tag->offset ) >> 6); @@ -45,6 +45,7 @@ nv35_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, static const struct nvkm_fb_func nv35_fb = { + .tags = nv20_fb_tags, .init = nv30_fb_init, .tile.regions = 8, .tile.init = nv30_fb_tile_init, @@ -52,7 +53,6 @@ nv35_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv20_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv36.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv36.c index 80cc0a6e3416..2a07617bb44c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv36.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv36.c @@ -32,7 +32,7 @@ nv36_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, { u32 tiles = DIV_ROUND_UP(size, 0x40); u32 tags = round_up(tiles / fb->ram->parts, 0x40); - if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { if (flags & 2) tile->zcomp |= 0x10000000; /* Z16 */ else tile->zcomp |= 0x20000000; /* Z24S8 */ tile->zcomp |= ((tile->tag->offset ) >> 6); @@ -45,6 +45,7 @@ nv36_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, static const struct nvkm_fb_func nv36_fb = { + .tags = nv20_fb_tags, .init = nv30_fb_init, .tile.regions = 8, .tile.init = nv30_fb_tile_init, @@ -52,7 +53,6 @@ nv36_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv20_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.c index deec46a310f8..955160778b5b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv40.c @@ -33,7 +33,7 @@ nv40_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, u32 tiles = DIV_ROUND_UP(size, 0x80); u32 tags = round_up(tiles / fb->ram->parts, 0x100); if ( (flags & 2) && - !nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + !nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { tile->zcomp = 0x28000000; /* Z24S8_SPLIT_GRAD */ tile->zcomp |= ((tile->tag->offset ) >> 8); tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13; @@ -51,6 +51,7 @@ nv40_fb_init(struct nvkm_fb *fb) static const struct nvkm_fb_func nv40_fb = { + .tags = nv20_fb_tags, .init = nv40_fb_init, .tile.regions = 8, .tile.init = nv30_fb_tile_init, @@ -58,7 +59,6 @@ nv40_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv40_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv41.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv41.c index 79e57dd5a00f..b77f08d34cc3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv41.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv41.c @@ -45,6 +45,7 @@ nv41_fb_init(struct nvkm_fb *fb) static const struct nvkm_fb_func nv41_fb = { + .tags = nv20_fb_tags, .init = nv41_fb_init, .tile.regions = 12, .tile.init = nv30_fb_tile_init, @@ -52,7 +53,6 @@ nv41_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv41_fb_tile_prog, .ram_new = nv41_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv44.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv44.c index 06246cce5ec4..b59dc486083d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv44.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv44.c @@ -62,7 +62,6 @@ nv44_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv44_fb_tile_prog, .ram_new = nv44_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv46.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv46.c index 3598a1aa65be..cab7d20fa039 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv46.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv46.c @@ -48,7 +48,6 @@ nv46_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv44_fb_tile_prog, .ram_new = nv44_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv47.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv47.c index c505e4429314..a8b0ad4c871d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv47.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv47.c @@ -28,6 +28,7 @@ static const struct nvkm_fb_func nv47_fb = { + .tags = nv20_fb_tags, .init = nv41_fb_init, .tile.regions = 15, .tile.init = nv30_fb_tile_init, @@ -35,7 +36,6 @@ nv47_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv41_fb_tile_prog, .ram_new = nv41_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv49.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv49.c index 7b91b9f170e5..d0b317bb0252 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv49.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv49.c @@ -28,6 +28,7 @@ static const struct nvkm_fb_func nv49_fb = { + .tags = nv20_fb_tags, .init = nv41_fb_init, .tile.regions = 15, .tile.init = nv30_fb_tile_init, @@ -35,7 +36,6 @@ nv49_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv41_fb_tile_prog, .ram_new = nv49_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv4e.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv4e.c index 4e98210c1b1c..6a6f0c086071 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv4e.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv4e.c @@ -34,7 +34,6 @@ nv4e_fb = { .tile.fini = nv20_fb_tile_fini, .tile.prog = nv44_fb_tile_prog, .ram_new = nv44_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c index 0595e0722bfc..b2f5bf8144ea 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c @@ -28,18 +28,6 @@ #include <core/enum.h> #include <engine/fifo.h> -int -nv50_fb_memtype[0x80] = { - 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 0, 0, 0, 0, 2, 2, 2, 2, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 0, 2, 2, 2, 2, 2, 2, 2, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 0, 0, - 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 2, 2, 2, 2, - 1, 0, 2, 0, 1, 0, 2, 0, 1, 1, 2, 2, 1, 1, 0, 0 -}; - static int nv50_fb_ram_new(struct nvkm_fb *base, struct nvkm_ram **pram) { @@ -47,12 +35,6 @@ nv50_fb_ram_new(struct nvkm_fb *base, struct nvkm_ram **pram) return fb->func->ram_new(&fb->base, pram); } -static bool -nv50_fb_memtype_valid(struct nvkm_fb *fb, u32 memtype) -{ - return nv50_fb_memtype[(memtype & 0xff00) >> 8] != 0; -} - static const struct nvkm_enum vm_dispatch_subclients[] = { { 0x00000000, "GRCTX" }, { 0x00000001, "NOTIFY" }, @@ -244,6 +226,15 @@ nv50_fb_init(struct nvkm_fb *base) nvkm_wr32(device, 0x100c90, fb->func->trap); } +static u32 +nv50_fb_tags(struct nvkm_fb *base) +{ + struct nv50_fb *fb = nv50_fb(base); + if (fb->func->tags) + return fb->func->tags(&fb->base); + return 0; +} + static void * nv50_fb_dtor(struct nvkm_fb *base) { @@ -262,11 +253,11 @@ nv50_fb_dtor(struct nvkm_fb *base) static const struct nvkm_fb_func nv50_fb_ = { .dtor = nv50_fb_dtor, + .tags = nv50_fb_tags, .oneinit = nv50_fb_oneinit, .init = nv50_fb_init, .intr = nv50_fb_intr, .ram_new = nv50_fb_ram_new, - .memtype_valid = nv50_fb_memtype_valid, }; int @@ -287,6 +278,7 @@ nv50_fb_new_(const struct nv50_fb_func *func, struct nvkm_device *device, static const struct nv50_fb_func nv50_fb = { .ram_new = nv50_ram_new, + .tags = nv20_fb_tags, .trap = 0x000707ff, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h index a37758c76268..dacc696387b6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.h @@ -13,10 +13,10 @@ struct nv50_fb { struct nv50_fb_func { int (*ram_new)(struct nvkm_fb *, struct nvkm_ram **); + u32 (*tags)(struct nvkm_fb *); u32 trap; }; int nv50_fb_new_(const struct nv50_fb_func *, struct nvkm_device *, int index, struct nvkm_fb **pfb); -extern int nv50_fb_memtype[0x80]; #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h index 8e87b887d4f5..9351188d5d76 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h @@ -7,9 +7,10 @@ struct nvkm_bios; struct nvkm_fb_func { void *(*dtor)(struct nvkm_fb *); + u32 (*tags)(struct nvkm_fb *); int (*oneinit)(struct nvkm_fb *); void (*init)(struct nvkm_fb *); - void (*init_page)(struct nvkm_fb *); + int (*init_page)(struct nvkm_fb *); void (*init_unkn)(struct nvkm_fb *); void (*intr)(struct nvkm_fb *); @@ -25,7 +26,7 @@ struct nvkm_fb_func { int (*ram_new)(struct nvkm_fb *, struct nvkm_ram **); - bool (*memtype_valid)(struct nvkm_fb *, u32 memtype); + u8 default_bigpage; }; void nvkm_fb_ctor(const struct nvkm_fb_func *, struct nvkm_device *device, @@ -34,13 +35,12 @@ int nvkm_fb_new_(const struct nvkm_fb_func *, struct nvkm_device *device, int index, struct nvkm_fb **); int nvkm_fb_bios_memtype(struct nvkm_bios *); -bool nv04_fb_memtype_valid(struct nvkm_fb *, u32 memtype); - void nv10_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size, u32 pitch, u32 flags, struct nvkm_fb_tile *); void nv10_fb_tile_fini(struct nvkm_fb *, int i, struct nvkm_fb_tile *); void nv10_fb_tile_prog(struct nvkm_fb *, int, struct nvkm_fb_tile *); +u32 nv20_fb_tags(struct nvkm_fb *); void nv20_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size, u32 pitch, u32 flags, struct nvkm_fb_tile *); void nv20_fb_tile_fini(struct nvkm_fb *, int i, struct nvkm_fb_tile *); @@ -63,8 +63,7 @@ void nv46_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size, u32 pitch, u32 flags, struct nvkm_fb_tile *); int gf100_fb_oneinit(struct nvkm_fb *); -void gf100_fb_init_page(struct nvkm_fb *); -bool gf100_fb_memtype_valid(struct nvkm_fb *, u32); +int gf100_fb_init_page(struct nvkm_fb *); -void gm200_fb_init_page(struct nvkm_fb *); +int gm200_fb_init_page(struct nvkm_fb *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.c index c17d559dbfbe..24c7bd505731 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.c @@ -21,8 +21,132 @@ * * Authors: Ben Skeggs <bskeggs@redhat.com> */ +#define nvkm_vram(p) container_of((p), struct nvkm_vram, memory) #include "ram.h" +#include <core/memory.h> +#include <subdev/mmu.h> + +struct nvkm_vram { + struct nvkm_memory memory; + struct nvkm_ram *ram; + u8 page; + struct nvkm_mm_node *mn; +}; + +static int +nvkm_vram_map(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm, + struct nvkm_vma *vma, void *argv, u32 argc) +{ + struct nvkm_vram *vram = nvkm_vram(memory); + struct nvkm_vmm_map map = { + .memory = &vram->memory, + .offset = offset, + .mem = vram->mn, + }; + + return nvkm_vmm_map(vmm, vma, argv, argc, &map); +} + +static u64 +nvkm_vram_size(struct nvkm_memory *memory) +{ + return (u64)nvkm_mm_size(nvkm_vram(memory)->mn) << NVKM_RAM_MM_SHIFT; +} + +static u64 +nvkm_vram_addr(struct nvkm_memory *memory) +{ + struct nvkm_vram *vram = nvkm_vram(memory); + if (!nvkm_mm_contiguous(vram->mn)) + return ~0ULL; + return (u64)nvkm_mm_addr(vram->mn) << NVKM_RAM_MM_SHIFT; +} + +static u8 +nvkm_vram_page(struct nvkm_memory *memory) +{ + return nvkm_vram(memory)->page; +} + +static enum nvkm_memory_target +nvkm_vram_target(struct nvkm_memory *memory) +{ + return NVKM_MEM_TARGET_VRAM; +} + +static void * +nvkm_vram_dtor(struct nvkm_memory *memory) +{ + struct nvkm_vram *vram = nvkm_vram(memory); + struct nvkm_mm_node *next = vram->mn; + struct nvkm_mm_node *node; + mutex_lock(&vram->ram->fb->subdev.mutex); + while ((node = next)) { + next = node->next; + nvkm_mm_free(&vram->ram->vram, &node); + } + mutex_unlock(&vram->ram->fb->subdev.mutex); + return vram; +} + +static const struct nvkm_memory_func +nvkm_vram = { + .dtor = nvkm_vram_dtor, + .target = nvkm_vram_target, + .page = nvkm_vram_page, + .addr = nvkm_vram_addr, + .size = nvkm_vram_size, + .map = nvkm_vram_map, +}; + +int +nvkm_ram_get(struct nvkm_device *device, u8 heap, u8 type, u8 rpage, u64 size, + bool contig, bool back, struct nvkm_memory **pmemory) +{ + struct nvkm_ram *ram; + struct nvkm_mm *mm; + struct nvkm_mm_node **node, *r; + struct nvkm_vram *vram; + u8 page = max(rpage, (u8)NVKM_RAM_MM_SHIFT); + u32 align = (1 << page) >> NVKM_RAM_MM_SHIFT; + u32 max = ALIGN(size, 1 << page) >> NVKM_RAM_MM_SHIFT; + u32 min = contig ? max : align; + int ret; + + if (!device->fb || !(ram = device->fb->ram)) + return -ENODEV; + ram = device->fb->ram; + mm = &ram->vram; + + if (!(vram = kzalloc(sizeof(*vram), GFP_KERNEL))) + return -ENOMEM; + nvkm_memory_ctor(&nvkm_vram, &vram->memory); + vram->ram = ram; + vram->page = page; + *pmemory = &vram->memory; + + mutex_lock(&ram->fb->subdev.mutex); + node = &vram->mn; + do { + if (back) + ret = nvkm_mm_tail(mm, heap, type, max, min, align, &r); + else + ret = nvkm_mm_head(mm, heap, type, max, min, align, &r); + if (ret) { + mutex_unlock(&ram->fb->subdev.mutex); + nvkm_memory_unref(pmemory); + return ret; + } + + *node = r; + node = &r->next; + max -= r->length; + } while (max); + mutex_unlock(&ram->fb->subdev.mutex); + return 0; +} + int nvkm_ram_init(struct nvkm_ram *ram) { @@ -38,7 +162,6 @@ nvkm_ram_del(struct nvkm_ram **pram) if (ram && !WARN_ON(!ram->func)) { if (ram->func->dtor) *pram = ram->func->dtor(ram); - nvkm_mm_fini(&ram->tags); nvkm_mm_fini(&ram->vram); kfree(*pram); *pram = NULL; @@ -47,8 +170,7 @@ nvkm_ram_del(struct nvkm_ram **pram) int nvkm_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb, - enum nvkm_ram_type type, u64 size, u32 tags, - struct nvkm_ram *ram) + enum nvkm_ram_type type, u64 size, struct nvkm_ram *ram) { static const char *name[] = { [NVKM_RAM_TYPE_UNKNOWN] = "of unknown memory type", @@ -73,28 +195,20 @@ nvkm_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb, ram->size = size; if (!nvkm_mm_initialised(&ram->vram)) { - ret = nvkm_mm_init(&ram->vram, 0, size >> NVKM_RAM_MM_SHIFT, 1); + ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL, 0, + size >> NVKM_RAM_MM_SHIFT, 1); if (ret) return ret; } - if (!nvkm_mm_initialised(&ram->tags)) { - ret = nvkm_mm_init(&ram->tags, 0, tags ? ++tags : 0, 1); - if (ret) - return ret; - - nvkm_debug(subdev, "%d compression tags\n", tags); - } - return 0; } int nvkm_ram_new_(const struct nvkm_ram_func *func, struct nvkm_fb *fb, - enum nvkm_ram_type type, u64 size, u32 tags, - struct nvkm_ram **pram) + enum nvkm_ram_type type, u64 size, struct nvkm_ram **pram) { if (!(*pram = kzalloc(sizeof(**pram), GFP_KERNEL))) return -ENOMEM; - return nvkm_ram_ctor(func, fb, type, size, tags, *pram); + return nvkm_ram_ctor(func, fb, type, size, *pram); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h index b2122d261f8d..330132e95b6f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h @@ -4,11 +4,9 @@ #include "priv.h" int nvkm_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *, - enum nvkm_ram_type, u64 size, u32 tags, - struct nvkm_ram *); + enum nvkm_ram_type, u64 size, struct nvkm_ram *); int nvkm_ram_new_(const struct nvkm_ram_func *, struct nvkm_fb *, - enum nvkm_ram_type, u64 size, u32 tags, - struct nvkm_ram **); + enum nvkm_ram_type, u64 size, struct nvkm_ram **); void nvkm_ram_del(struct nvkm_ram **); int nvkm_ram_init(struct nvkm_ram *); @@ -16,9 +14,6 @@ extern const struct nvkm_ram_func nv04_ram_func; int nv50_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *, struct nvkm_ram *); -int nv50_ram_get(struct nvkm_ram *, u64, u32, u32, u32, struct nvkm_mem **); -void nv50_ram_put(struct nvkm_ram *, struct nvkm_mem **); -void __nv50_ram_put(struct nvkm_ram *, struct nvkm_mem *); int gf100_ram_new_(const struct nvkm_ram_func *, struct nvkm_fb *, struct nvkm_ram **); @@ -29,8 +24,6 @@ u32 gf100_ram_probe_fbp(const struct nvkm_ram_func *, u32 gf100_ram_probe_fbp_amount(const struct nvkm_ram_func *, u32, struct nvkm_device *, int, int *); u32 gf100_ram_probe_fbpa_amount(struct nvkm_device *, int); -int gf100_ram_get(struct nvkm_ram *, u64, u32, u32, u32, struct nvkm_mem **); -void gf100_ram_put(struct nvkm_ram *, struct nvkm_mem **); int gf100_ram_init(struct nvkm_ram *); int gf100_ram_calc(struct nvkm_ram *, u32); int gf100_ram_prog(struct nvkm_ram *); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c index 4a9bd4f1cb93..ac87a3b6b7c9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c @@ -32,7 +32,6 @@ #include <subdev/bios/timing.h> #include <subdev/clk.h> #include <subdev/clk/pll.h> -#include <subdev/ltc.h> struct gf100_ramfuc { struct ramfuc base; @@ -420,86 +419,6 @@ gf100_ram_tidy(struct nvkm_ram *base) ram_exec(&ram->fuc, false); } -void -gf100_ram_put(struct nvkm_ram *ram, struct nvkm_mem **pmem) -{ - struct nvkm_ltc *ltc = ram->fb->subdev.device->ltc; - struct nvkm_mem *mem = *pmem; - - *pmem = NULL; - if (unlikely(mem == NULL)) - return; - - mutex_lock(&ram->fb->subdev.mutex); - if (mem->tag) - nvkm_ltc_tags_free(ltc, &mem->tag); - __nv50_ram_put(ram, mem); - mutex_unlock(&ram->fb->subdev.mutex); - - kfree(mem); -} - -int -gf100_ram_get(struct nvkm_ram *ram, u64 size, u32 align, u32 ncmin, - u32 memtype, struct nvkm_mem **pmem) -{ - struct nvkm_ltc *ltc = ram->fb->subdev.device->ltc; - struct nvkm_mm *mm = &ram->vram; - struct nvkm_mm_node **node, *r; - struct nvkm_mem *mem; - int type = (memtype & 0x0ff); - int back = (memtype & 0x800); - const bool comp = gf100_pte_storage_type_map[type] != type; - int ret; - - size >>= NVKM_RAM_MM_SHIFT; - align >>= NVKM_RAM_MM_SHIFT; - ncmin >>= NVKM_RAM_MM_SHIFT; - if (!ncmin) - ncmin = size; - - mem = kzalloc(sizeof(*mem), GFP_KERNEL); - if (!mem) - return -ENOMEM; - - mem->size = size; - - mutex_lock(&ram->fb->subdev.mutex); - if (comp) { - /* compression only works with lpages */ - if (align == (1 << (17 - NVKM_RAM_MM_SHIFT))) { - int n = size >> 5; - nvkm_ltc_tags_alloc(ltc, n, &mem->tag); - } - - if (unlikely(!mem->tag)) - type = gf100_pte_storage_type_map[type]; - } - mem->memtype = type; - - node = &mem->mem; - do { - if (back) - ret = nvkm_mm_tail(mm, 0, 1, size, ncmin, align, &r); - else - ret = nvkm_mm_head(mm, 0, 1, size, ncmin, align, &r); - if (ret) { - mutex_unlock(&ram->fb->subdev.mutex); - ram->func->put(ram, &mem); - return ret; - } - - *node = r; - node = &r->next; - size -= r->length; - } while (size); - mutex_unlock(&ram->fb->subdev.mutex); - - mem->offset = (u64)mem->mem->offset << NVKM_RAM_MM_SHIFT; - *pmem = mem; - return 0; -} - int gf100_ram_init(struct nvkm_ram *base) { @@ -604,7 +523,7 @@ gf100_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb, nvkm_debug(subdev, "Upper: %4lld MiB @ %010llx\n", usize >> 20, ubase); nvkm_debug(subdev, "Total: %4lld MiB\n", total >> 20); - ret = nvkm_ram_ctor(func, fb, type, total, 0, ram); + ret = nvkm_ram_ctor(func, fb, type, total, ram); if (ret) return ret; @@ -617,7 +536,8 @@ gf100_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb, */ if (lower != total) { /* The common memory amount is addressed normally. */ - ret = nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL, + rsvd_head >> NVKM_RAM_MM_SHIFT, (lower - rsvd_head) >> NVKM_RAM_MM_SHIFT, 1); if (ret) return ret; @@ -625,13 +545,15 @@ gf100_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb, /* And the rest is much higher in the physical address * space, and may not be usable for certain operations. */ - ret = nvkm_mm_init(&ram->vram, ubase >> NVKM_RAM_MM_SHIFT, + ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_MIXED, + ubase >> NVKM_RAM_MM_SHIFT, (usize - rsvd_tail) >> NVKM_RAM_MM_SHIFT, 1); if (ret) return ret; } else { /* GPUs without mixed-memory are a lot nicer... */ - ret = nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL, + rsvd_head >> NVKM_RAM_MM_SHIFT, (total - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT, 1); if (ret) @@ -738,8 +660,6 @@ gf100_ram = { .probe_fbp_amount = gf100_ram_probe_fbp_amount, .probe_fbpa_amount = gf100_ram_probe_fbpa_amount, .init = gf100_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, .calc = gf100_ram_calc, .prog = gf100_ram_prog, .tidy = gf100_ram_tidy, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf108.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf108.c index 985ec64cf369..70a06e3cd55a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf108.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf108.c @@ -48,8 +48,6 @@ gf108_ram = { .probe_fbp_amount = gf108_ram_probe_fbp_amount, .probe_fbpa_amount = gf100_ram_probe_fbpa_amount, .init = gf100_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, .calc = gf100_ram_calc, .prog = gf100_ram_prog, .tidy = gf100_ram_tidy, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c index 75814f15eb53..8bcb7e79a0cb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c @@ -1704,8 +1704,6 @@ gk104_ram = { .probe_fbpa_amount = gf100_ram_probe_fbpa_amount, .dtor = gk104_ram_dtor, .init = gk104_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, .calc = gk104_ram_calc, .prog = gk104_ram_prog, .tidy = gk104_ram_tidy, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c index 3f0b56347291..27c68e3f9772 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c @@ -39,8 +39,6 @@ gm107_ram = { .probe_fbpa_amount = gf100_ram_probe_fbpa_amount, .dtor = gk104_ram_dtor, .init = gk104_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, .calc = gk104_ram_calc, .prog = gk104_ram_prog, .tidy = gk104_ram_tidy, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm200.c index fd8facf90476..6b0cac1fe7b4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm200.c @@ -54,8 +54,6 @@ gm200_ram = { .probe_fbpa_amount = gf100_ram_probe_fbpa_amount, .dtor = gk104_ram_dtor, .init = gk104_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, .calc = gk104_ram_calc, .prog = gk104_ram_prog, .tidy = gk104_ram_tidy, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c index df8a87333b67..adb62a6beb63 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c @@ -84,8 +84,6 @@ gp100_ram = { .probe_fbp_amount = gm200_ram_probe_fbp_amount, .probe_fbpa_amount = gp100_ram_probe_fbpa, .init = gp100_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgt215.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgt215.c index f10664372161..920b3d347803 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgt215.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgt215.c @@ -26,6 +26,7 @@ #include "ram.h" #include "ramfuc.h" +#include <core/memory.h> #include <core/option.h> #include <subdev/bios.h> #include <subdev/bios/M0205.h> @@ -86,7 +87,7 @@ struct gt215_ltrain { u32 r_100720; u32 r_1111e0; u32 r_111400; - struct nvkm_mem *mem; + struct nvkm_memory *memory; }; struct gt215_ram { @@ -279,10 +280,10 @@ gt215_link_train_init(struct gt215_ram *ram) struct gt215_ltrain *train = &ram->ltrain; struct nvkm_device *device = ram->base.fb->subdev.device; struct nvkm_bios *bios = device->bios; - struct nvkm_mem *mem; struct nvbios_M0205E M0205E; u8 ver, hdr, cnt, len; u32 r001700; + u64 addr; int ret, i = 0; train->state = NVA3_TRAIN_UNSUPPORTED; @@ -297,14 +298,14 @@ gt215_link_train_init(struct gt215_ram *ram) train->state = NVA3_TRAIN_ONCE; - ret = ram->base.func->get(&ram->base, 0x8000, 0x10000, 0, 0x800, - &ram->ltrain.mem); + ret = nvkm_ram_get(device, NVKM_RAM_MM_NORMAL, 0x01, 16, 0x8000, + true, true, &ram->ltrain.memory); if (ret) return ret; - mem = ram->ltrain.mem; + addr = nvkm_memory_addr(ram->ltrain.memory); - nvkm_wr32(device, 0x100538, 0x10000000 | (mem->offset >> 16)); + nvkm_wr32(device, 0x100538, 0x10000000 | (addr >> 16)); nvkm_wr32(device, 0x1005a8, 0x0000ffff); nvkm_mask(device, 0x10f800, 0x00000001, 0x00000001); @@ -320,7 +321,7 @@ gt215_link_train_init(struct gt215_ram *ram) /* And upload the pattern */ r001700 = nvkm_rd32(device, 0x1700); - nvkm_wr32(device, 0x1700, mem->offset >> 16); + nvkm_wr32(device, 0x1700, addr >> 16); for (i = 0; i < 16; i++) nvkm_wr32(device, 0x700000 + (i << 2), pattern[i]); for (i = 0; i < 16; i++) @@ -336,8 +337,7 @@ gt215_link_train_init(struct gt215_ram *ram) static void gt215_link_train_fini(struct gt215_ram *ram) { - if (ram->ltrain.mem) - ram->base.func->put(&ram->base, &ram->ltrain.mem); + nvkm_memory_unref(&ram->ltrain.memory); } /* @@ -931,8 +931,6 @@ static const struct nvkm_ram_func gt215_ram_func = { .dtor = gt215_ram_dtor, .init = gt215_ram_init, - .get = nv50_ram_get, - .put = nv50_ram_put, .calc = gt215_ram_calc, .prog = gt215_ram_prog, .tidy = gt215_ram_tidy, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/rammcp77.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/rammcp77.c index 017a91de74a0..7de18e53ef45 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/rammcp77.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/rammcp77.c @@ -53,8 +53,6 @@ mcp77_ram_init(struct nvkm_ram *base) static const struct nvkm_ram_func mcp77_ram_func = { .init = mcp77_ram_init, - .get = nv50_ram_get, - .put = nv50_ram_put, }; int @@ -73,7 +71,7 @@ mcp77_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) *pram = &ram->base; ret = nvkm_ram_ctor(&mcp77_ram_func, fb, NVKM_RAM_TYPE_STOLEN, - size, 0, &ram->base); + size, &ram->base); if (ret) return ret; @@ -81,7 +79,8 @@ mcp77_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) ram->base.stolen = base; nvkm_mm_fini(&ram->base.vram); - return nvkm_mm_init(&ram->base.vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + return nvkm_mm_init(&ram->base.vram, NVKM_RAM_MM_NORMAL, + rsvd_head >> NVKM_RAM_MM_SHIFT, (size - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT, 1); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv04.c index 6f053a03d61c..cc764a93f1a3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv04.c @@ -61,5 +61,5 @@ nv04_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) else type = NVKM_RAM_TYPE_SDRAM; - return nvkm_ram_new_(&nv04_ram_func, fb, type, size, 0, pram); + return nvkm_ram_new_(&nv04_ram_func, fb, type, size, pram); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv10.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv10.c index dfd155c98dbb..afe54e323b18 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv10.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv10.c @@ -36,5 +36,5 @@ nv10_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) else type = NVKM_RAM_TYPE_SDRAM; - return nvkm_ram_new_(&nv04_ram_func, fb, type, size, 0, pram); + return nvkm_ram_new_(&nv04_ram_func, fb, type, size, pram); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c index 3c6a8710e812..4c07d10bb976 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv1a.c @@ -44,5 +44,5 @@ nv1a_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) } return nvkm_ram_new_(&nv04_ram_func, fb, NVKM_RAM_TYPE_STOLEN, - mib * 1024 * 1024, 0, pram); + mib * 1024 * 1024, pram); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv20.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv20.c index 747e47c10cc7..71d63d7daa75 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv20.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv20.c @@ -29,7 +29,6 @@ nv20_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) struct nvkm_device *device = fb->subdev.device; u32 pbus1218 = nvkm_rd32(device, 0x001218); u32 size = (nvkm_rd32(device, 0x10020c) & 0xff000000); - u32 tags = nvkm_rd32(device, 0x100320); enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN; int ret; @@ -40,7 +39,7 @@ nv20_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) case 0x00000300: type = NVKM_RAM_TYPE_GDDR2; break; } - ret = nvkm_ram_new_(&nv04_ram_func, fb, type, size, tags, pram); + ret = nvkm_ram_new_(&nv04_ram_func, fb, type, size, pram); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.c index 70c63535d56b..2b12e388f47a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.c @@ -187,13 +187,13 @@ nv40_ram_func = { int nv40_ram_new_(struct nvkm_fb *fb, enum nvkm_ram_type type, u64 size, - u32 tags, struct nvkm_ram **pram) + struct nvkm_ram **pram) { struct nv40_ram *ram; if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL))) return -ENOMEM; *pram = &ram->base; - return nvkm_ram_ctor(&nv40_ram_func, fb, type, size, tags, &ram->base); + return nvkm_ram_ctor(&nv40_ram_func, fb, type, size, &ram->base); } int @@ -202,7 +202,6 @@ nv40_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) struct nvkm_device *device = fb->subdev.device; u32 pbus1218 = nvkm_rd32(device, 0x001218); u32 size = nvkm_rd32(device, 0x10020c) & 0xff000000; - u32 tags = nvkm_rd32(device, 0x100320); enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN; int ret; @@ -213,7 +212,7 @@ nv40_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) case 0x00000300: type = NVKM_RAM_TYPE_DDR2 ; break; } - ret = nv40_ram_new_(fb, type, size, tags, pram); + ret = nv40_ram_new_(fb, type, size, pram); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h index 8549fdf2437c..11f6bb2936b9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv40.h @@ -10,6 +10,6 @@ struct nv40_ram { u32 coef; }; -int nv40_ram_new_(struct nvkm_fb *fb, enum nvkm_ram_type, u64, u32, +int nv40_ram_new_(struct nvkm_fb *fb, enum nvkm_ram_type, u64, struct nvkm_ram **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv41.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv41.c index 114828be292e..d3fea3726461 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv41.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv41.c @@ -28,7 +28,6 @@ nv41_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) { struct nvkm_device *device = fb->subdev.device; u32 size = nvkm_rd32(device, 0x10020c) & 0xff000000; - u32 tags = nvkm_rd32(device, 0x100320); u32 fb474 = nvkm_rd32(device, 0x100474); enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN; int ret; @@ -40,7 +39,7 @@ nv41_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) if (fb474 & 0x00000001) type = NVKM_RAM_TYPE_DDR1; - ret = nv40_ram_new_(fb, type, size, tags, pram); + ret = nv40_ram_new_(fb, type, size, pram); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv44.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv44.c index bc56fbf1c788..ab2630e5e6fb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv44.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv44.c @@ -38,5 +38,5 @@ nv44_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) if (fb474 & 0x00000001) type = NVKM_RAM_TYPE_DDR1; - return nv40_ram_new_(fb, type, size, 0, pram); + return nv40_ram_new_(fb, type, size, pram); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv49.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv49.c index c01f4b1022b8..946ca7c2e0b6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv49.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv49.c @@ -28,7 +28,6 @@ nv49_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) { struct nvkm_device *device = fb->subdev.device; u32 size = nvkm_rd32(device, 0x10020c) & 0xff000000; - u32 tags = nvkm_rd32(device, 0x100320); u32 fb914 = nvkm_rd32(device, 0x100914); enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN; int ret; @@ -40,7 +39,7 @@ nv49_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) case 0x00000003: break; } - ret = nv40_ram_new_(fb, type, size, tags, pram); + ret = nv40_ram_new_(fb, type, size, pram); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv4e.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv4e.c index fa3c2e06203d..02b8bdbc819f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv4e.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv4e.c @@ -29,5 +29,5 @@ nv4e_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) struct nvkm_device *device = fb->subdev.device; u32 size = nvkm_rd32(device, 0x10020c) & 0xff000000; return nvkm_ram_new_(&nv04_ram_func, fb, NVKM_RAM_TYPE_UNKNOWN, - size, 0, pram); + size, pram); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c index 6549b0588309..2ccb4b6be153 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c @@ -493,100 +493,8 @@ nv50_ram_tidy(struct nvkm_ram *base) ram_exec(&ram->hwsq, false); } -void -__nv50_ram_put(struct nvkm_ram *ram, struct nvkm_mem *mem) -{ - struct nvkm_mm_node *next = mem->mem; - struct nvkm_mm_node *node; - while ((node = next)) { - next = node->next; - nvkm_mm_free(&ram->vram, &node); - } - nvkm_mm_free(&ram->tags, &mem->tag); -} - -void -nv50_ram_put(struct nvkm_ram *ram, struct nvkm_mem **pmem) -{ - struct nvkm_mem *mem = *pmem; - - *pmem = NULL; - if (unlikely(mem == NULL)) - return; - - mutex_lock(&ram->fb->subdev.mutex); - __nv50_ram_put(ram, mem); - mutex_unlock(&ram->fb->subdev.mutex); - - kfree(mem); -} - -int -nv50_ram_get(struct nvkm_ram *ram, u64 size, u32 align, u32 ncmin, - u32 memtype, struct nvkm_mem **pmem) -{ - struct nvkm_mm *heap = &ram->vram; - struct nvkm_mm *tags = &ram->tags; - struct nvkm_mm_node **node, *r; - struct nvkm_mem *mem; - int comp = (memtype & 0x300) >> 8; - int type = (memtype & 0x07f); - int back = (memtype & 0x800); - int min, max, ret; - - max = (size >> NVKM_RAM_MM_SHIFT); - min = ncmin ? (ncmin >> NVKM_RAM_MM_SHIFT) : max; - align >>= NVKM_RAM_MM_SHIFT; - - mem = kzalloc(sizeof(*mem), GFP_KERNEL); - if (!mem) - return -ENOMEM; - - mutex_lock(&ram->fb->subdev.mutex); - if (comp) { - if (align == (1 << (16 - NVKM_RAM_MM_SHIFT))) { - int n = (max >> 4) * comp; - - ret = nvkm_mm_head(tags, 0, 1, n, n, 1, &mem->tag); - if (ret) - mem->tag = NULL; - } - - if (unlikely(!mem->tag)) - comp = 0; - } - - mem->memtype = (comp << 7) | type; - mem->size = max; - - type = nv50_fb_memtype[type]; - node = &mem->mem; - do { - if (back) - ret = nvkm_mm_tail(heap, 0, type, max, min, align, &r); - else - ret = nvkm_mm_head(heap, 0, type, max, min, align, &r); - if (ret) { - mutex_unlock(&ram->fb->subdev.mutex); - ram->func->put(ram, &mem); - return ret; - } - - *node = r; - node = &r->next; - max -= r->length; - } while (max); - mutex_unlock(&ram->fb->subdev.mutex); - - mem->offset = (u64)mem->mem->offset << NVKM_RAM_MM_SHIFT; - *pmem = mem; - return 0; -} - static const struct nvkm_ram_func nv50_ram_func = { - .get = nv50_ram_get, - .put = nv50_ram_put, .calc = nv50_ram_calc, .prog = nv50_ram_prog, .tidy = nv50_ram_tidy, @@ -639,7 +547,6 @@ nv50_ram_ctor(const struct nvkm_ram_func *func, const u32 rsvd_head = ( 256 * 1024); /* vga memory */ const u32 rsvd_tail = (1024 * 1024); /* vbios etc */ u64 size = nvkm_rd32(device, 0x10020c); - u32 tags = nvkm_rd32(device, 0x100320); enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN; int ret; @@ -660,7 +567,7 @@ nv50_ram_ctor(const struct nvkm_ram_func *func, size = (size & 0x000000ff) << 32 | (size & 0xffffff00); - ret = nvkm_ram_ctor(func, fb, type, size, tags, ram); + ret = nvkm_ram_ctor(func, fb, type, size, ram); if (ret) return ret; @@ -669,7 +576,8 @@ nv50_ram_ctor(const struct nvkm_ram_func *func, ram->ranks = (nvkm_rd32(device, 0x100200) & 0x4) ? 2 : 1; nvkm_mm_fini(&ram->vram); - return nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + return nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL, + rsvd_head >> NVKM_RAM_MM_SHIFT, (size - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT, nv50_fb_vram_rblock(ram) >> NVKM_RAM_MM_SHIFT); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c index 10c987a654ec..364ea4492acc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c @@ -23,181 +23,90 @@ */ #include "priv.h" -#include <core/memory.h> #include <subdev/bar.h> /****************************************************************************** * instmem object base implementation *****************************************************************************/ -#define nvkm_instobj(p) container_of((p), struct nvkm_instobj, memory) - -struct nvkm_instobj { - struct nvkm_memory memory; - struct nvkm_memory *parent; - struct nvkm_instmem *imem; - struct list_head head; - u32 *suspend; - void __iomem *map; -}; - -static enum nvkm_memory_target -nvkm_instobj_target(struct nvkm_memory *memory) -{ - memory = nvkm_instobj(memory)->parent; - return nvkm_memory_target(memory); -} - -static u64 -nvkm_instobj_addr(struct nvkm_memory *memory) -{ - memory = nvkm_instobj(memory)->parent; - return nvkm_memory_addr(memory); -} - -static u64 -nvkm_instobj_size(struct nvkm_memory *memory) -{ - memory = nvkm_instobj(memory)->parent; - return nvkm_memory_size(memory); -} - static void -nvkm_instobj_release(struct nvkm_memory *memory) +nvkm_instobj_load(struct nvkm_instobj *iobj) { - struct nvkm_instobj *iobj = nvkm_instobj(memory); - nvkm_bar_flush(iobj->imem->subdev.device->bar); -} - -static void __iomem * -nvkm_instobj_acquire(struct nvkm_memory *memory) -{ - return nvkm_instobj(memory)->map; -} - -static u32 -nvkm_instobj_rd32(struct nvkm_memory *memory, u64 offset) -{ - return ioread32_native(nvkm_instobj(memory)->map + offset); -} - -static void -nvkm_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) -{ - iowrite32_native(data, nvkm_instobj(memory)->map + offset); -} + struct nvkm_memory *memory = &iobj->memory; + const u64 size = nvkm_memory_size(memory); + void __iomem *map; + int i; -static void -nvkm_instobj_map(struct nvkm_memory *memory, struct nvkm_vma *vma, u64 offset) -{ - memory = nvkm_instobj(memory)->parent; - nvkm_memory_map(memory, vma, offset); -} + if (!(map = nvkm_kmap(memory))) { + for (i = 0; i < size; i += 4) + nvkm_wo32(memory, i, iobj->suspend[i / 4]); + } else { + memcpy_toio(map, iobj->suspend, size); + } + nvkm_done(memory); -static void * -nvkm_instobj_dtor(struct nvkm_memory *memory) -{ - struct nvkm_instobj *iobj = nvkm_instobj(memory); - spin_lock(&iobj->imem->lock); - list_del(&iobj->head); - spin_unlock(&iobj->imem->lock); - nvkm_memory_del(&iobj->parent); - return iobj; + kvfree(iobj->suspend); + iobj->suspend = NULL; } -static const struct nvkm_memory_func -nvkm_instobj_func = { - .dtor = nvkm_instobj_dtor, - .target = nvkm_instobj_target, - .addr = nvkm_instobj_addr, - .size = nvkm_instobj_size, - .acquire = nvkm_instobj_acquire, - .release = nvkm_instobj_release, - .rd32 = nvkm_instobj_rd32, - .wr32 = nvkm_instobj_wr32, - .map = nvkm_instobj_map, -}; - -static void -nvkm_instobj_boot(struct nvkm_memory *memory, struct nvkm_vm *vm) +static int +nvkm_instobj_save(struct nvkm_instobj *iobj) { - memory = nvkm_instobj(memory)->parent; - nvkm_memory_boot(memory, vm); -} + struct nvkm_memory *memory = &iobj->memory; + const u64 size = nvkm_memory_size(memory); + void __iomem *map; + int i; -static void -nvkm_instobj_release_slow(struct nvkm_memory *memory) -{ - struct nvkm_instobj *iobj = nvkm_instobj(memory); - nvkm_instobj_release(memory); - nvkm_done(iobj->parent); -} + iobj->suspend = kvmalloc(size, GFP_KERNEL); + if (!iobj->suspend) + return -ENOMEM; -static void __iomem * -nvkm_instobj_acquire_slow(struct nvkm_memory *memory) -{ - struct nvkm_instobj *iobj = nvkm_instobj(memory); - iobj->map = nvkm_kmap(iobj->parent); - if (iobj->map) - memory->func = &nvkm_instobj_func; - return iobj->map; + if (!(map = nvkm_kmap(memory))) { + for (i = 0; i < size; i += 4) + iobj->suspend[i / 4] = nvkm_ro32(memory, i); + } else { + memcpy_fromio(iobj->suspend, map, size); + } + nvkm_done(memory); + return 0; } -static u32 -nvkm_instobj_rd32_slow(struct nvkm_memory *memory, u64 offset) +void +nvkm_instobj_dtor(struct nvkm_instmem *imem, struct nvkm_instobj *iobj) { - struct nvkm_instobj *iobj = nvkm_instobj(memory); - return nvkm_ro32(iobj->parent, offset); + spin_lock(&imem->lock); + list_del(&iobj->head); + spin_unlock(&imem->lock); } -static void -nvkm_instobj_wr32_slow(struct nvkm_memory *memory, u64 offset, u32 data) +void +nvkm_instobj_ctor(const struct nvkm_memory_func *func, + struct nvkm_instmem *imem, struct nvkm_instobj *iobj) { - struct nvkm_instobj *iobj = nvkm_instobj(memory); - return nvkm_wo32(iobj->parent, offset, data); + nvkm_memory_ctor(func, &iobj->memory); + iobj->suspend = NULL; + spin_lock(&imem->lock); + list_add_tail(&iobj->head, &imem->list); + spin_unlock(&imem->lock); } -static const struct nvkm_memory_func -nvkm_instobj_func_slow = { - .dtor = nvkm_instobj_dtor, - .target = nvkm_instobj_target, - .addr = nvkm_instobj_addr, - .size = nvkm_instobj_size, - .boot = nvkm_instobj_boot, - .acquire = nvkm_instobj_acquire_slow, - .release = nvkm_instobj_release_slow, - .rd32 = nvkm_instobj_rd32_slow, - .wr32 = nvkm_instobj_wr32_slow, - .map = nvkm_instobj_map, -}; - int nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero, struct nvkm_memory **pmemory) { + struct nvkm_subdev *subdev = &imem->subdev; struct nvkm_memory *memory = NULL; - struct nvkm_instobj *iobj; u32 offset; int ret; ret = imem->func->memory_new(imem, size, align, zero, &memory); - if (ret) + if (ret) { + nvkm_error(subdev, "OOM: %08x %08x %d\n", size, align, ret); goto done; - - if (!imem->func->persistent) { - if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) { - ret = -ENOMEM; - goto done; - } - - nvkm_memory_ctor(&nvkm_instobj_func_slow, &iobj->memory); - iobj->parent = memory; - iobj->imem = imem; - spin_lock(&iobj->imem->lock); - list_add_tail(&iobj->head, &imem->list); - spin_unlock(&iobj->imem->lock); - memory = &iobj->memory; } + nvkm_trace(subdev, "new %08x %08x %d: %010llx %010llx\n", size, align, + zero, nvkm_memory_addr(memory), nvkm_memory_size(memory)); + if (!imem->func->zero && zero) { void __iomem *map = nvkm_kmap(memory); if (unlikely(!map)) { @@ -211,7 +120,7 @@ nvkm_instobj_new(struct nvkm_instmem *imem, u32 size, u32 align, bool zero, done: if (ret) - nvkm_memory_del(&memory); + nvkm_memory_unref(&memory); *pmemory = memory; return ret; } @@ -232,39 +141,46 @@ nvkm_instmem_wr32(struct nvkm_instmem *imem, u32 addr, u32 data) return imem->func->wr32(imem, addr, data); } +void +nvkm_instmem_boot(struct nvkm_instmem *imem) +{ + /* Separate bootstrapped objects from normal list, as we need + * to make sure they're accessed with the slowpath on suspend + * and resume. + */ + struct nvkm_instobj *iobj, *itmp; + spin_lock(&imem->lock); + list_for_each_entry_safe(iobj, itmp, &imem->list, head) { + list_move_tail(&iobj->head, &imem->boot); + } + spin_unlock(&imem->lock); +} + static int nvkm_instmem_fini(struct nvkm_subdev *subdev, bool suspend) { struct nvkm_instmem *imem = nvkm_instmem(subdev); struct nvkm_instobj *iobj; - int i; - - if (imem->func->fini) - imem->func->fini(imem); if (suspend) { list_for_each_entry(iobj, &imem->list, head) { - struct nvkm_memory *memory = iobj->parent; - u64 size = nvkm_memory_size(memory); + int ret = nvkm_instobj_save(iobj); + if (ret) + return ret; + } - iobj->suspend = vmalloc(size); - if (!iobj->suspend) - return -ENOMEM; + nvkm_bar_bar2_fini(subdev->device); - for (i = 0; i < size; i += 4) - iobj->suspend[i / 4] = nvkm_ro32(memory, i); + list_for_each_entry(iobj, &imem->boot, head) { + int ret = nvkm_instobj_save(iobj); + if (ret) + return ret; } } - return 0; -} + if (imem->func->fini) + imem->func->fini(imem); -static int -nvkm_instmem_oneinit(struct nvkm_subdev *subdev) -{ - struct nvkm_instmem *imem = nvkm_instmem(subdev); - if (imem->func->oneinit) - return imem->func->oneinit(imem); return 0; } @@ -273,22 +189,31 @@ nvkm_instmem_init(struct nvkm_subdev *subdev) { struct nvkm_instmem *imem = nvkm_instmem(subdev); struct nvkm_instobj *iobj; - int i; + + list_for_each_entry(iobj, &imem->boot, head) { + if (iobj->suspend) + nvkm_instobj_load(iobj); + } + + nvkm_bar_bar2_init(subdev->device); list_for_each_entry(iobj, &imem->list, head) { - if (iobj->suspend) { - struct nvkm_memory *memory = iobj->parent; - u64 size = nvkm_memory_size(memory); - for (i = 0; i < size; i += 4) - nvkm_wo32(memory, i, iobj->suspend[i / 4]); - vfree(iobj->suspend); - iobj->suspend = NULL; - } + if (iobj->suspend) + nvkm_instobj_load(iobj); } return 0; } +static int +nvkm_instmem_oneinit(struct nvkm_subdev *subdev) +{ + struct nvkm_instmem *imem = nvkm_instmem(subdev); + if (imem->func->oneinit) + return imem->func->oneinit(imem); + return 0; +} + static void * nvkm_instmem_dtor(struct nvkm_subdev *subdev) { @@ -315,4 +240,5 @@ nvkm_instmem_ctor(const struct nvkm_instmem_func *func, imem->func = func; spin_lock_init(&imem->lock); INIT_LIST_HEAD(&imem->list); + INIT_LIST_HEAD(&imem->boot); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c index cd5adbec5e57..985f2990ab0d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c @@ -44,14 +44,13 @@ #include "priv.h" #include <core/memory.h> -#include <core/mm.h> #include <core/tegra.h> -#include <subdev/fb.h> #include <subdev/ltc.h> +#include <subdev/mmu.h> struct gk20a_instobj { struct nvkm_memory memory; - struct nvkm_mem mem; + struct nvkm_mm_node *mn; struct gk20a_instmem *imem; /* CPU mapping */ @@ -119,16 +118,22 @@ gk20a_instobj_target(struct nvkm_memory *memory) return NVKM_MEM_TARGET_NCOH; } +static u8 +gk20a_instobj_page(struct nvkm_memory *memory) +{ + return 12; +} + static u64 gk20a_instobj_addr(struct nvkm_memory *memory) { - return gk20a_instobj(memory)->mem.offset; + return (u64)gk20a_instobj(memory)->mn->offset << 12; } static u64 gk20a_instobj_size(struct nvkm_memory *memory) { - return (u64)gk20a_instobj(memory)->mem.size << 12; + return (u64)gk20a_instobj(memory)->mn->length << 12; } /* @@ -272,12 +277,18 @@ gk20a_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) node->vaddr[offset / 4] = data; } -static void -gk20a_instobj_map(struct nvkm_memory *memory, struct nvkm_vma *vma, u64 offset) +static int +gk20a_instobj_map(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm, + struct nvkm_vma *vma, void *argv, u32 argc) { struct gk20a_instobj *node = gk20a_instobj(memory); + struct nvkm_vmm_map map = { + .memory = &node->memory, + .offset = offset, + .mem = node->mn, + }; - nvkm_vm_map_at(vma, offset, &node->mem); + return nvkm_vmm_map(vmm, vma, argv, argc, &map); } static void * @@ -290,8 +301,8 @@ gk20a_instobj_dtor_dma(struct nvkm_memory *memory) if (unlikely(!node->base.vaddr)) goto out; - dma_free_attrs(dev, node->base.mem.size << PAGE_SHIFT, node->base.vaddr, - node->handle, imem->attrs); + dma_free_attrs(dev, (u64)node->base.mn->length << PAGE_SHIFT, + node->base.vaddr, node->handle, imem->attrs); out: return node; @@ -303,7 +314,7 @@ gk20a_instobj_dtor_iommu(struct nvkm_memory *memory) struct gk20a_instobj_iommu *node = gk20a_instobj_iommu(memory); struct gk20a_instmem *imem = node->base.imem; struct device *dev = imem->base.subdev.device->dev; - struct nvkm_mm_node *r = node->base.mem.mem; + struct nvkm_mm_node *r = node->base.mn; int i; if (unlikely(!r)) @@ -321,7 +332,7 @@ gk20a_instobj_dtor_iommu(struct nvkm_memory *memory) r->offset &= ~BIT(imem->iommu_bit - imem->iommu_pgshift); /* Unmap pages from GPU address space and free them */ - for (i = 0; i < node->base.mem.size; i++) { + for (i = 0; i < node->base.mn->length; i++) { iommu_unmap(imem->domain, (r->offset + i) << imem->iommu_pgshift, PAGE_SIZE); dma_unmap_page(dev, node->dma_addrs[i], PAGE_SIZE, @@ -342,12 +353,11 @@ static const struct nvkm_memory_func gk20a_instobj_func_dma = { .dtor = gk20a_instobj_dtor_dma, .target = gk20a_instobj_target, + .page = gk20a_instobj_page, .addr = gk20a_instobj_addr, .size = gk20a_instobj_size, .acquire = gk20a_instobj_acquire_dma, .release = gk20a_instobj_release_dma, - .rd32 = gk20a_instobj_rd32, - .wr32 = gk20a_instobj_wr32, .map = gk20a_instobj_map, }; @@ -355,13 +365,18 @@ static const struct nvkm_memory_func gk20a_instobj_func_iommu = { .dtor = gk20a_instobj_dtor_iommu, .target = gk20a_instobj_target, + .page = gk20a_instobj_page, .addr = gk20a_instobj_addr, .size = gk20a_instobj_size, .acquire = gk20a_instobj_acquire_iommu, .release = gk20a_instobj_release_iommu, + .map = gk20a_instobj_map, +}; + +static const struct nvkm_memory_ptrs +gk20a_instobj_ptrs = { .rd32 = gk20a_instobj_rd32, .wr32 = gk20a_instobj_wr32, - .map = gk20a_instobj_map, }; static int @@ -377,6 +392,7 @@ gk20a_instobj_ctor_dma(struct gk20a_instmem *imem, u32 npages, u32 align, *_node = &node->base; nvkm_memory_ctor(&gk20a_instobj_func_dma, &node->base.memory); + node->base.memory.ptrs = &gk20a_instobj_ptrs; node->base.vaddr = dma_alloc_attrs(dev, npages << PAGE_SHIFT, &node->handle, GFP_KERNEL, @@ -397,8 +413,7 @@ gk20a_instobj_ctor_dma(struct gk20a_instmem *imem, u32 npages, u32 align, node->r.offset = node->handle >> 12; node->r.length = (npages << PAGE_SHIFT) >> 12; - node->base.mem.offset = node->handle; - node->base.mem.mem = &node->r; + node->base.mn = &node->r; return 0; } @@ -424,6 +439,7 @@ gk20a_instobj_ctor_iommu(struct gk20a_instmem *imem, u32 npages, u32 align, node->dma_addrs = (void *)(node->pages + npages); nvkm_memory_ctor(&gk20a_instobj_func_iommu, &node->base.memory); + node->base.memory.ptrs = &gk20a_instobj_ptrs; /* Allocate backing memory */ for (i = 0; i < npages; i++) { @@ -474,8 +490,7 @@ gk20a_instobj_ctor_iommu(struct gk20a_instmem *imem, u32 npages, u32 align, /* IOMMU bit tells that an address is to be resolved through the IOMMU */ r->offset |= BIT(imem->iommu_bit - imem->iommu_pgshift); - node->base.mem.offset = ((u64)r->offset) << imem->iommu_pgshift; - node->base.mem.mem = r; + node->base.mn = r; return 0; release_area: @@ -523,13 +538,8 @@ gk20a_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, node->imem = imem; - /* present memory for being mapped using small pages */ - node->mem.size = size >> 12; - node->mem.memtype = 0; - node->mem.page_shift = 12; - nvkm_debug(subdev, "alloc size: 0x%x, align: 0x%x, gaddr: 0x%llx\n", - size, align, node->mem.offset); + size, align, (u64)node->mn->offset << 12); return 0; } @@ -554,7 +564,6 @@ static const struct nvkm_instmem_func gk20a_instmem = { .dtor = gk20a_instmem_dtor, .memory_new = gk20a_instobj_new, - .persistent = true, .zero = false, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c index 6133c8bb2d42..6bf0dad46919 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c @@ -24,7 +24,6 @@ #define nv04_instmem(p) container_of((p), struct nv04_instmem, base) #include "priv.h" -#include <core/memory.h> #include <core/ramht.h> struct nv04_instmem { @@ -35,30 +34,39 @@ struct nv04_instmem { /****************************************************************************** * instmem object implementation *****************************************************************************/ -#define nv04_instobj(p) container_of((p), struct nv04_instobj, memory) +#define nv04_instobj(p) container_of((p), struct nv04_instobj, base.memory) struct nv04_instobj { - struct nvkm_memory memory; + struct nvkm_instobj base; struct nv04_instmem *imem; struct nvkm_mm_node *node; }; -static enum nvkm_memory_target -nv04_instobj_target(struct nvkm_memory *memory) +static void +nv04_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) { - return NVKM_MEM_TARGET_INST; + struct nv04_instobj *iobj = nv04_instobj(memory); + struct nvkm_device *device = iobj->imem->base.subdev.device; + nvkm_wr32(device, 0x700000 + iobj->node->offset + offset, data); } -static u64 -nv04_instobj_addr(struct nvkm_memory *memory) +static u32 +nv04_instobj_rd32(struct nvkm_memory *memory, u64 offset) { - return nv04_instobj(memory)->node->offset; + struct nv04_instobj *iobj = nv04_instobj(memory); + struct nvkm_device *device = iobj->imem->base.subdev.device; + return nvkm_rd32(device, 0x700000 + iobj->node->offset + offset); } -static u64 -nv04_instobj_size(struct nvkm_memory *memory) +static const struct nvkm_memory_ptrs +nv04_instobj_ptrs = { + .rd32 = nv04_instobj_rd32, + .wr32 = nv04_instobj_wr32, +}; + +static void +nv04_instobj_release(struct nvkm_memory *memory) { - return nv04_instobj(memory)->node->length; } static void __iomem * @@ -69,25 +77,22 @@ nv04_instobj_acquire(struct nvkm_memory *memory) return device->pri + 0x700000 + iobj->node->offset; } -static void -nv04_instobj_release(struct nvkm_memory *memory) +static u64 +nv04_instobj_size(struct nvkm_memory *memory) { + return nv04_instobj(memory)->node->length; } -static u32 -nv04_instobj_rd32(struct nvkm_memory *memory, u64 offset) +static u64 +nv04_instobj_addr(struct nvkm_memory *memory) { - struct nv04_instobj *iobj = nv04_instobj(memory); - struct nvkm_device *device = iobj->imem->base.subdev.device; - return nvkm_rd32(device, 0x700000 + iobj->node->offset + offset); + return nv04_instobj(memory)->node->offset; } -static void -nv04_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) +static enum nvkm_memory_target +nv04_instobj_target(struct nvkm_memory *memory) { - struct nv04_instobj *iobj = nv04_instobj(memory); - struct nvkm_device *device = iobj->imem->base.subdev.device; - nvkm_wr32(device, 0x700000 + iobj->node->offset + offset, data); + return NVKM_MEM_TARGET_INST; } static void * @@ -97,6 +102,7 @@ nv04_instobj_dtor(struct nvkm_memory *memory) mutex_lock(&iobj->imem->base.subdev.mutex); nvkm_mm_free(&iobj->imem->heap, &iobj->node); mutex_unlock(&iobj->imem->base.subdev.mutex); + nvkm_instobj_dtor(&iobj->imem->base, &iobj->base); return iobj; } @@ -108,8 +114,6 @@ nv04_instobj_func = { .addr = nv04_instobj_addr, .acquire = nv04_instobj_acquire, .release = nv04_instobj_release, - .rd32 = nv04_instobj_rd32, - .wr32 = nv04_instobj_wr32, }; static int @@ -122,9 +126,10 @@ nv04_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) return -ENOMEM; - *pmemory = &iobj->memory; + *pmemory = &iobj->base.memory; - nvkm_memory_ctor(&nv04_instobj_func, &iobj->memory); + nvkm_instobj_ctor(&nv04_instobj_func, &imem->base, &iobj->base); + iobj->base.memory.ptrs = &nv04_instobj_ptrs; iobj->imem = imem; mutex_lock(&imem->base.subdev.mutex); @@ -160,7 +165,7 @@ nv04_instmem_oneinit(struct nvkm_instmem *base) /* PRAMIN aperture maps over the end of VRAM, reserve it */ imem->base.reserved = 512 * 1024; - ret = nvkm_mm_init(&imem->heap, 0, imem->base.reserved, 1); + ret = nvkm_mm_init(&imem->heap, 0, 0, imem->base.reserved, 1); if (ret) return ret; @@ -194,10 +199,10 @@ static void * nv04_instmem_dtor(struct nvkm_instmem *base) { struct nv04_instmem *imem = nv04_instmem(base); - nvkm_memory_del(&imem->base.ramfc); - nvkm_memory_del(&imem->base.ramro); + nvkm_memory_unref(&imem->base.ramfc); + nvkm_memory_unref(&imem->base.ramro); nvkm_ramht_del(&imem->base.ramht); - nvkm_memory_del(&imem->base.vbios); + nvkm_memory_unref(&imem->base.vbios); nvkm_mm_fini(&imem->heap); return imem; } @@ -209,7 +214,6 @@ nv04_instmem = { .rd32 = nv04_instmem_rd32, .wr32 = nv04_instmem_wr32, .memory_new = nv04_instobj_new, - .persistent = false, .zero = false, }; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv40.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv40.c index c0543875e490..086c118488ef 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv40.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv40.c @@ -24,7 +24,6 @@ #define nv40_instmem(p) container_of((p), struct nv40_instmem, base) #include "priv.h" -#include <core/memory.h> #include <core/ramht.h> #include <engine/gr/nv40.h> @@ -37,30 +36,38 @@ struct nv40_instmem { /****************************************************************************** * instmem object implementation *****************************************************************************/ -#define nv40_instobj(p) container_of((p), struct nv40_instobj, memory) +#define nv40_instobj(p) container_of((p), struct nv40_instobj, base.memory) struct nv40_instobj { - struct nvkm_memory memory; + struct nvkm_instobj base; struct nv40_instmem *imem; struct nvkm_mm_node *node; }; -static enum nvkm_memory_target -nv40_instobj_target(struct nvkm_memory *memory) +static void +nv40_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) { - return NVKM_MEM_TARGET_INST; + struct nv40_instobj *iobj = nv40_instobj(memory); + iowrite32_native(data, iobj->imem->iomem + iobj->node->offset + offset); } -static u64 -nv40_instobj_addr(struct nvkm_memory *memory) +static u32 +nv40_instobj_rd32(struct nvkm_memory *memory, u64 offset) { - return nv40_instobj(memory)->node->offset; + struct nv40_instobj *iobj = nv40_instobj(memory); + return ioread32_native(iobj->imem->iomem + iobj->node->offset + offset); } -static u64 -nv40_instobj_size(struct nvkm_memory *memory) +static const struct nvkm_memory_ptrs +nv40_instobj_ptrs = { + .rd32 = nv40_instobj_rd32, + .wr32 = nv40_instobj_wr32, +}; + +static void +nv40_instobj_release(struct nvkm_memory *memory) { - return nv40_instobj(memory)->node->length; + wmb(); } static void __iomem * @@ -70,23 +77,22 @@ nv40_instobj_acquire(struct nvkm_memory *memory) return iobj->imem->iomem + iobj->node->offset; } -static void -nv40_instobj_release(struct nvkm_memory *memory) +static u64 +nv40_instobj_size(struct nvkm_memory *memory) { + return nv40_instobj(memory)->node->length; } -static u32 -nv40_instobj_rd32(struct nvkm_memory *memory, u64 offset) +static u64 +nv40_instobj_addr(struct nvkm_memory *memory) { - struct nv40_instobj *iobj = nv40_instobj(memory); - return ioread32_native(iobj->imem->iomem + iobj->node->offset + offset); + return nv40_instobj(memory)->node->offset; } -static void -nv40_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) +static enum nvkm_memory_target +nv40_instobj_target(struct nvkm_memory *memory) { - struct nv40_instobj *iobj = nv40_instobj(memory); - iowrite32_native(data, iobj->imem->iomem + iobj->node->offset + offset); + return NVKM_MEM_TARGET_INST; } static void * @@ -96,6 +102,7 @@ nv40_instobj_dtor(struct nvkm_memory *memory) mutex_lock(&iobj->imem->base.subdev.mutex); nvkm_mm_free(&iobj->imem->heap, &iobj->node); mutex_unlock(&iobj->imem->base.subdev.mutex); + nvkm_instobj_dtor(&iobj->imem->base, &iobj->base); return iobj; } @@ -107,8 +114,6 @@ nv40_instobj_func = { .addr = nv40_instobj_addr, .acquire = nv40_instobj_acquire, .release = nv40_instobj_release, - .rd32 = nv40_instobj_rd32, - .wr32 = nv40_instobj_wr32, }; static int @@ -121,9 +126,10 @@ nv40_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) return -ENOMEM; - *pmemory = &iobj->memory; + *pmemory = &iobj->base.memory; - nvkm_memory_ctor(&nv40_instobj_func, &iobj->memory); + nvkm_instobj_ctor(&nv40_instobj_func, &imem->base, &iobj->base); + iobj->base.memory.ptrs = &nv40_instobj_ptrs; iobj->imem = imem; mutex_lock(&imem->base.subdev.mutex); @@ -171,7 +177,7 @@ nv40_instmem_oneinit(struct nvkm_instmem *base) imem->base.reserved += 512 * 1024; /* object storage */ imem->base.reserved = round_up(imem->base.reserved, 4096); - ret = nvkm_mm_init(&imem->heap, 0, imem->base.reserved, 1); + ret = nvkm_mm_init(&imem->heap, 0, 0, imem->base.reserved, 1); if (ret) return ret; @@ -209,10 +215,10 @@ static void * nv40_instmem_dtor(struct nvkm_instmem *base) { struct nv40_instmem *imem = nv40_instmem(base); - nvkm_memory_del(&imem->base.ramfc); - nvkm_memory_del(&imem->base.ramro); + nvkm_memory_unref(&imem->base.ramfc); + nvkm_memory_unref(&imem->base.ramro); nvkm_ramht_del(&imem->base.ramht); - nvkm_memory_del(&imem->base.vbios); + nvkm_memory_unref(&imem->base.vbios); nvkm_mm_fini(&imem->heap); if (imem->iomem) iounmap(imem->iomem); @@ -226,7 +232,6 @@ nv40_instmem = { .rd32 = nv40_instmem_rd32, .wr32 = nv40_instmem_wr32, .memory_new = nv40_instobj_new, - .persistent = false, .zero = false, }; @@ -248,8 +253,8 @@ nv40_instmem_new(struct nvkm_device *device, int index, else bar = 3; - imem->iomem = ioremap(device->func->resource_addr(device, bar), - device->func->resource_size(device, bar)); + imem->iomem = ioremap_wc(device->func->resource_addr(device, bar), + device->func->resource_size(device, bar)); if (!imem->iomem) { nvkm_error(&imem->base.subdev, "unable to map PRAMIN BAR\n"); return -EFAULT; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c index 6d512c062ae3..1ba7289684aa 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c @@ -31,147 +31,293 @@ struct nv50_instmem { struct nvkm_instmem base; - unsigned long lock_flags; - spinlock_t lock; u64 addr; + + /* Mappings that can be evicted when BAR2 space has been exhausted. */ + struct list_head lru; }; /****************************************************************************** * instmem object implementation *****************************************************************************/ -#define nv50_instobj(p) container_of((p), struct nv50_instobj, memory) +#define nv50_instobj(p) container_of((p), struct nv50_instobj, base.memory) struct nv50_instobj { - struct nvkm_memory memory; + struct nvkm_instobj base; struct nv50_instmem *imem; - struct nvkm_mem *mem; - struct nvkm_vma bar; + struct nvkm_memory *ram; + struct nvkm_vma *bar; + refcount_t maps; void *map; + struct list_head lru; }; -static enum nvkm_memory_target -nv50_instobj_target(struct nvkm_memory *memory) +static void +nv50_instobj_wr32_slow(struct nvkm_memory *memory, u64 offset, u32 data) { - return NVKM_MEM_TARGET_VRAM; + struct nv50_instobj *iobj = nv50_instobj(memory); + struct nv50_instmem *imem = iobj->imem; + struct nvkm_device *device = imem->base.subdev.device; + u64 base = (nvkm_memory_addr(iobj->ram) + offset) & 0xffffff00000ULL; + u64 addr = (nvkm_memory_addr(iobj->ram) + offset) & 0x000000fffffULL; + unsigned long flags; + + spin_lock_irqsave(&imem->base.lock, flags); + if (unlikely(imem->addr != base)) { + nvkm_wr32(device, 0x001700, base >> 16); + imem->addr = base; + } + nvkm_wr32(device, 0x700000 + addr, data); + spin_unlock_irqrestore(&imem->base.lock, flags); } -static u64 -nv50_instobj_addr(struct nvkm_memory *memory) +static u32 +nv50_instobj_rd32_slow(struct nvkm_memory *memory, u64 offset) { - return nv50_instobj(memory)->mem->offset; + struct nv50_instobj *iobj = nv50_instobj(memory); + struct nv50_instmem *imem = iobj->imem; + struct nvkm_device *device = imem->base.subdev.device; + u64 base = (nvkm_memory_addr(iobj->ram) + offset) & 0xffffff00000ULL; + u64 addr = (nvkm_memory_addr(iobj->ram) + offset) & 0x000000fffffULL; + u32 data; + unsigned long flags; + + spin_lock_irqsave(&imem->base.lock, flags); + if (unlikely(imem->addr != base)) { + nvkm_wr32(device, 0x001700, base >> 16); + imem->addr = base; + } + data = nvkm_rd32(device, 0x700000 + addr); + spin_unlock_irqrestore(&imem->base.lock, flags); + return data; } -static u64 -nv50_instobj_size(struct nvkm_memory *memory) +static const struct nvkm_memory_ptrs +nv50_instobj_slow = { + .rd32 = nv50_instobj_rd32_slow, + .wr32 = nv50_instobj_wr32_slow, +}; + +static void +nv50_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) { - return (u64)nv50_instobj(memory)->mem->size << NVKM_RAM_MM_SHIFT; + iowrite32_native(data, nv50_instobj(memory)->map + offset); } +static u32 +nv50_instobj_rd32(struct nvkm_memory *memory, u64 offset) +{ + return ioread32_native(nv50_instobj(memory)->map + offset); +} + +static const struct nvkm_memory_ptrs +nv50_instobj_fast = { + .rd32 = nv50_instobj_rd32, + .wr32 = nv50_instobj_wr32, +}; + static void -nv50_instobj_boot(struct nvkm_memory *memory, struct nvkm_vm *vm) +nv50_instobj_kmap(struct nv50_instobj *iobj, struct nvkm_vmm *vmm) { - struct nv50_instobj *iobj = nv50_instobj(memory); - struct nvkm_subdev *subdev = &iobj->imem->base.subdev; + struct nv50_instmem *imem = iobj->imem; + struct nv50_instobj *eobj; + struct nvkm_memory *memory = &iobj->base.memory; + struct nvkm_subdev *subdev = &imem->base.subdev; struct nvkm_device *device = subdev->device; + struct nvkm_vma *bar = NULL, *ebar; u64 size = nvkm_memory_size(memory); - void __iomem *map; + void *emap; int ret; - iobj->map = ERR_PTR(-ENOMEM); - - ret = nvkm_vm_get(vm, size, 12, NV_MEM_ACCESS_RW, &iobj->bar); - if (ret == 0) { - map = ioremap(device->func->resource_addr(device, 3) + - (u32)iobj->bar.offset, size); - if (map) { - nvkm_memory_map(memory, &iobj->bar, 0); - iobj->map = map; - } else { - nvkm_warn(subdev, "PRAMIN ioremap failed\n"); - nvkm_vm_put(&iobj->bar); + /* Attempt to allocate BAR2 address-space and map the object + * into it. The lock has to be dropped while doing this due + * to the possibility of recursion for page table allocation. + */ + mutex_unlock(&subdev->mutex); + while ((ret = nvkm_vmm_get(vmm, 12, size, &bar))) { + /* Evict unused mappings, and keep retrying until we either + * succeed,or there's no more objects left on the LRU. + */ + mutex_lock(&subdev->mutex); + eobj = list_first_entry_or_null(&imem->lru, typeof(*eobj), lru); + if (eobj) { + nvkm_debug(subdev, "evict %016llx %016llx @ %016llx\n", + nvkm_memory_addr(&eobj->base.memory), + nvkm_memory_size(&eobj->base.memory), + eobj->bar->addr); + list_del_init(&eobj->lru); + ebar = eobj->bar; + eobj->bar = NULL; + emap = eobj->map; + eobj->map = NULL; } - } else { - nvkm_warn(subdev, "PRAMIN exhausted\n"); + mutex_unlock(&subdev->mutex); + if (!eobj) + break; + iounmap(emap); + nvkm_vmm_put(vmm, &ebar); } + + if (ret == 0) + ret = nvkm_memory_map(memory, 0, vmm, bar, NULL, 0); + mutex_lock(&subdev->mutex); + if (ret || iobj->bar) { + /* We either failed, or another thread beat us. */ + mutex_unlock(&subdev->mutex); + nvkm_vmm_put(vmm, &bar); + mutex_lock(&subdev->mutex); + return; + } + + /* Make the mapping visible to the host. */ + iobj->bar = bar; + iobj->map = ioremap_wc(device->func->resource_addr(device, 3) + + (u32)iobj->bar->addr, size); + if (!iobj->map) { + nvkm_warn(subdev, "PRAMIN ioremap failed\n"); + nvkm_vmm_put(vmm, &iobj->bar); + } +} + +static int +nv50_instobj_map(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm, + struct nvkm_vma *vma, void *argv, u32 argc) +{ + memory = nv50_instobj(memory)->ram; + return nvkm_memory_map(memory, offset, vmm, vma, argv, argc); } static void nv50_instobj_release(struct nvkm_memory *memory) { - struct nv50_instmem *imem = nv50_instobj(memory)->imem; - spin_unlock_irqrestore(&imem->lock, imem->lock_flags); + struct nv50_instobj *iobj = nv50_instobj(memory); + struct nv50_instmem *imem = iobj->imem; + struct nvkm_subdev *subdev = &imem->base.subdev; + + wmb(); + nvkm_bar_flush(subdev->device->bar); + + if (refcount_dec_and_mutex_lock(&iobj->maps, &subdev->mutex)) { + /* Add the now-unused mapping to the LRU instead of directly + * unmapping it here, in case we need to map it again later. + */ + if (likely(iobj->lru.next) && iobj->map) { + BUG_ON(!list_empty(&iobj->lru)); + list_add_tail(&iobj->lru, &imem->lru); + } + + /* Switch back to NULL accessors when last map is gone. */ + iobj->base.memory.ptrs = NULL; + mutex_unlock(&subdev->mutex); + } } static void __iomem * nv50_instobj_acquire(struct nvkm_memory *memory) { struct nv50_instobj *iobj = nv50_instobj(memory); - struct nv50_instmem *imem = iobj->imem; - struct nvkm_bar *bar = imem->base.subdev.device->bar; - struct nvkm_vm *vm; - unsigned long flags; + struct nvkm_instmem *imem = &iobj->imem->base; + struct nvkm_vmm *vmm; + void __iomem *map = NULL; - if (!iobj->map && (vm = nvkm_bar_kmap(bar))) - nvkm_memory_boot(memory, vm); - if (!IS_ERR_OR_NULL(iobj->map)) + /* Already mapped? */ + if (refcount_inc_not_zero(&iobj->maps)) return iobj->map; - spin_lock_irqsave(&imem->lock, flags); - imem->lock_flags = flags; - return NULL; -} + /* Take the lock, and re-check that another thread hasn't + * already mapped the object in the meantime. + */ + mutex_lock(&imem->subdev.mutex); + if (refcount_inc_not_zero(&iobj->maps)) { + mutex_unlock(&imem->subdev.mutex); + return iobj->map; + } -static u32 -nv50_instobj_rd32(struct nvkm_memory *memory, u64 offset) -{ - struct nv50_instobj *iobj = nv50_instobj(memory); - struct nv50_instmem *imem = iobj->imem; - struct nvkm_device *device = imem->base.subdev.device; - u64 base = (iobj->mem->offset + offset) & 0xffffff00000ULL; - u64 addr = (iobj->mem->offset + offset) & 0x000000fffffULL; - u32 data; + /* Attempt to get a direct CPU mapping of the object. */ + if ((vmm = nvkm_bar_bar2_vmm(imem->subdev.device))) { + if (!iobj->map) + nv50_instobj_kmap(iobj, vmm); + map = iobj->map; + } - if (unlikely(imem->addr != base)) { - nvkm_wr32(device, 0x001700, base >> 16); - imem->addr = base; + if (!refcount_inc_not_zero(&iobj->maps)) { + /* Exclude object from eviction while it's being accessed. */ + if (likely(iobj->lru.next)) + list_del_init(&iobj->lru); + + if (map) + iobj->base.memory.ptrs = &nv50_instobj_fast; + else + iobj->base.memory.ptrs = &nv50_instobj_slow; + refcount_inc(&iobj->maps); } - data = nvkm_rd32(device, 0x700000 + addr); - return data; + + mutex_unlock(&imem->subdev.mutex); + return map; } static void -nv50_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) +nv50_instobj_boot(struct nvkm_memory *memory, struct nvkm_vmm *vmm) { struct nv50_instobj *iobj = nv50_instobj(memory); - struct nv50_instmem *imem = iobj->imem; - struct nvkm_device *device = imem->base.subdev.device; - u64 base = (iobj->mem->offset + offset) & 0xffffff00000ULL; - u64 addr = (iobj->mem->offset + offset) & 0x000000fffffULL; - - if (unlikely(imem->addr != base)) { - nvkm_wr32(device, 0x001700, base >> 16); - imem->addr = base; + struct nvkm_instmem *imem = &iobj->imem->base; + + /* Exclude bootstrapped objects (ie. the page tables for the + * instmem BAR itself) from eviction. + */ + mutex_lock(&imem->subdev.mutex); + if (likely(iobj->lru.next)) { + list_del_init(&iobj->lru); + iobj->lru.next = NULL; } - nvkm_wr32(device, 0x700000 + addr, data); + + nv50_instobj_kmap(iobj, vmm); + nvkm_instmem_boot(imem); + mutex_unlock(&imem->subdev.mutex); } -static void -nv50_instobj_map(struct nvkm_memory *memory, struct nvkm_vma *vma, u64 offset) +static u64 +nv50_instobj_size(struct nvkm_memory *memory) { - struct nv50_instobj *iobj = nv50_instobj(memory); - nvkm_vm_map_at(vma, offset, iobj->mem); + return nvkm_memory_size(nv50_instobj(memory)->ram); +} + +static u64 +nv50_instobj_addr(struct nvkm_memory *memory) +{ + return nvkm_memory_addr(nv50_instobj(memory)->ram); +} + +static enum nvkm_memory_target +nv50_instobj_target(struct nvkm_memory *memory) +{ + return nvkm_memory_target(nv50_instobj(memory)->ram); } static void * nv50_instobj_dtor(struct nvkm_memory *memory) { struct nv50_instobj *iobj = nv50_instobj(memory); - struct nvkm_ram *ram = iobj->imem->base.subdev.device->fb->ram; - if (!IS_ERR_OR_NULL(iobj->map)) { - nvkm_vm_put(&iobj->bar); - iounmap(iobj->map); + struct nvkm_instmem *imem = &iobj->imem->base; + struct nvkm_vma *bar; + void *map = map; + + mutex_lock(&imem->subdev.mutex); + if (likely(iobj->lru.next)) + list_del(&iobj->lru); + map = iobj->map; + bar = iobj->bar; + mutex_unlock(&imem->subdev.mutex); + + if (map) { + struct nvkm_vmm *vmm = nvkm_bar_bar2_vmm(imem->subdev.device); + iounmap(map); + if (likely(vmm)) /* Can be NULL during BAR destructor. */ + nvkm_vmm_put(vmm, &bar); } - ram->func->put(ram, &iobj->mem); + + nvkm_memory_unref(&iobj->ram); + nvkm_instobj_dtor(imem, &iobj->base); return iobj; } @@ -184,8 +330,6 @@ nv50_instobj_func = { .boot = nv50_instobj_boot, .acquire = nv50_instobj_acquire, .release = nv50_instobj_release, - .rd32 = nv50_instobj_rd32, - .wr32 = nv50_instobj_wr32, .map = nv50_instobj_map, }; @@ -195,25 +339,19 @@ nv50_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, { struct nv50_instmem *imem = nv50_instmem(base); struct nv50_instobj *iobj; - struct nvkm_ram *ram = imem->base.subdev.device->fb->ram; - int ret; + struct nvkm_device *device = imem->base.subdev.device; + u8 page = max(order_base_2(align), 12); if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) return -ENOMEM; - *pmemory = &iobj->memory; + *pmemory = &iobj->base.memory; - nvkm_memory_ctor(&nv50_instobj_func, &iobj->memory); + nvkm_instobj_ctor(&nv50_instobj_func, &imem->base, &iobj->base); iobj->imem = imem; + refcount_set(&iobj->maps, 0); + INIT_LIST_HEAD(&iobj->lru); - size = max((size + 4095) & ~4095, (u32)4096); - align = max((align + 4095) & ~4095, (u32)4096); - - ret = ram->func->get(ram, size, align, 0, 0x800, &iobj->mem); - if (ret) - return ret; - - iobj->mem->page_shift = 12; - return 0; + return nvkm_ram_get(device, 0, 1, page, size, true, true, &iobj->ram); } /****************************************************************************** @@ -230,7 +368,6 @@ static const struct nvkm_instmem_func nv50_instmem = { .fini = nv50_instmem_fini, .memory_new = nv50_instobj_new, - .persistent = false, .zero = false, }; @@ -243,7 +380,7 @@ nv50_instmem_new(struct nvkm_device *device, int index, if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL))) return -ENOMEM; nvkm_instmem_ctor(&nv50_instmem, device, index, &imem->base); - spin_lock_init(&imem->lock); + INIT_LIST_HEAD(&imem->lru); *pimem = &imem->base; return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h index 021e7a1f39a1..b9e4751b9921 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/priv.h @@ -12,10 +12,22 @@ struct nvkm_instmem_func { void (*wr32)(struct nvkm_instmem *, u32 addr, u32 data); int (*memory_new)(struct nvkm_instmem *, u32 size, u32 align, bool zero, struct nvkm_memory **); - bool persistent; bool zero; }; void nvkm_instmem_ctor(const struct nvkm_instmem_func *, struct nvkm_device *, int index, struct nvkm_instmem *); +void nvkm_instmem_boot(struct nvkm_instmem *); + +#include <core/memory.h> + +struct nvkm_instobj { + struct nvkm_memory memory; + struct list_head head; + u32 *suspend; +}; + +void nvkm_instobj_ctor(const struct nvkm_memory_func *func, + struct nvkm_instmem *, struct nvkm_instobj *); +void nvkm_instobj_dtor(struct nvkm_instmem *, struct nvkm_instobj *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c index 0c7ef250dcaf..1f185274d3e6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c @@ -23,26 +23,12 @@ */ #include "priv.h" -#include <subdev/fb.h> - -int -nvkm_ltc_tags_alloc(struct nvkm_ltc *ltc, u32 n, struct nvkm_mm_node **pnode) -{ - int ret = nvkm_mm_head(<c->tags, 0, 1, n, n, 1, pnode); - if (ret) - *pnode = NULL; - return ret; -} - -void -nvkm_ltc_tags_free(struct nvkm_ltc *ltc, struct nvkm_mm_node **pnode) -{ - nvkm_mm_free(<c->tags, pnode); -} +#include <core/memory.h> void -nvkm_ltc_tags_clear(struct nvkm_ltc *ltc, u32 first, u32 count) +nvkm_ltc_tags_clear(struct nvkm_device *device, u32 first, u32 count) { + struct nvkm_ltc *ltc = device->ltc; const u32 limit = first + count - 1; BUG_ON((first > limit) || (limit >= ltc->num_tags)); @@ -116,10 +102,7 @@ static void * nvkm_ltc_dtor(struct nvkm_subdev *subdev) { struct nvkm_ltc *ltc = nvkm_ltc(subdev); - struct nvkm_ram *ram = ltc->subdev.device->fb->ram; - nvkm_mm_fini(<c->tags); - if (ram) - nvkm_mm_free(&ram->vram, <c->tag_ram); + nvkm_memory_unref(<c->tag_ram); return ltc; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c index 4a0fa0a9b802..a21ef45b8572 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c @@ -23,6 +23,7 @@ */ #include "priv.h" +#include <core/memory.h> #include <subdev/fb.h> #include <subdev/timer.h> @@ -152,7 +153,10 @@ gf100_ltc_flush(struct nvkm_ltc *ltc) int gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc) { - struct nvkm_ram *ram = ltc->subdev.device->fb->ram; + struct nvkm_device *device = ltc->subdev.device; + struct nvkm_fb *fb = device->fb; + struct nvkm_ram *ram = fb->ram; + u32 bits = (nvkm_rd32(device, 0x100c80) & 0x00001000) ? 16 : 17; u32 tag_size, tag_margin, tag_align; int ret; @@ -164,8 +168,8 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc) /* tags for 1/4 of VRAM should be enough (8192/4 per GiB of VRAM) */ ltc->num_tags = (ram->size >> 17) / 4; - if (ltc->num_tags > (1 << 17)) - ltc->num_tags = 1 << 17; /* we have 17 bits in PTE */ + if (ltc->num_tags > (1 << bits)) + ltc->num_tags = 1 << bits; /* we have 16/17 bits in PTE */ ltc->num_tags = (ltc->num_tags + 63) & ~63; /* round up to 64 */ tag_align = ltc->ltc_nr * 0x800; @@ -181,14 +185,13 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc) */ tag_size = (ltc->num_tags / 64) * 0x6000 + tag_margin; tag_size += tag_align; - tag_size = (tag_size + 0xfff) >> 12; /* round up */ - ret = nvkm_mm_tail(&ram->vram, 1, 1, tag_size, tag_size, 1, - <c->tag_ram); + ret = nvkm_ram_get(device, NVKM_RAM_MM_NORMAL, 0x01, 12, tag_size, + true, true, <c->tag_ram); if (ret) { ltc->num_tags = 0; } else { - u64 tag_base = ((u64)ltc->tag_ram->offset << 12) + tag_margin; + u64 tag_base = nvkm_memory_addr(ltc->tag_ram) + tag_margin; tag_base += tag_align - 1; do_div(tag_base, tag_align); @@ -197,7 +200,8 @@ gf100_ltc_oneinit_tag_ram(struct nvkm_ltc *ltc) } mm_init: - return nvkm_mm_init(<c->tags, 0, ltc->num_tags, 1); + nvkm_mm_fini(&fb->tags); + return nvkm_mm_init(&fb->tags, 0, 0, ltc->num_tags, 1); } int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c index 0bdfb2f40266..e34d42108019 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp100.c @@ -45,7 +45,7 @@ gp100_ltc_oneinit(struct nvkm_ltc *ltc) ltc->ltc_nr = nvkm_rd32(device, 0x12006c); ltc->lts_nr = nvkm_rd32(device, 0x17e280) >> 28; /*XXX: tagram allocation - TBD */ - return nvkm_mm_init(<c->tags, 0, 0, 1); + return 0; } static void diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild index 012c9db687b2..352a65f9371c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild @@ -3,4 +3,33 @@ nvkm-y += nvkm/subdev/mmu/nv04.o nvkm-y += nvkm/subdev/mmu/nv41.o nvkm-y += nvkm/subdev/mmu/nv44.o nvkm-y += nvkm/subdev/mmu/nv50.o +nvkm-y += nvkm/subdev/mmu/g84.o nvkm-y += nvkm/subdev/mmu/gf100.o +nvkm-y += nvkm/subdev/mmu/gk104.o +nvkm-y += nvkm/subdev/mmu/gk20a.o +nvkm-y += nvkm/subdev/mmu/gm200.o +nvkm-y += nvkm/subdev/mmu/gm20b.o +nvkm-y += nvkm/subdev/mmu/gp100.o +nvkm-y += nvkm/subdev/mmu/gp10b.o + +nvkm-y += nvkm/subdev/mmu/mem.o +nvkm-y += nvkm/subdev/mmu/memnv04.o +nvkm-y += nvkm/subdev/mmu/memnv50.o +nvkm-y += nvkm/subdev/mmu/memgf100.o + +nvkm-y += nvkm/subdev/mmu/vmm.o +nvkm-y += nvkm/subdev/mmu/vmmnv04.o +nvkm-y += nvkm/subdev/mmu/vmmnv41.o +nvkm-y += nvkm/subdev/mmu/vmmnv44.o +nvkm-y += nvkm/subdev/mmu/vmmnv50.o +nvkm-y += nvkm/subdev/mmu/vmmgf100.o +nvkm-y += nvkm/subdev/mmu/vmmgk104.o +nvkm-y += nvkm/subdev/mmu/vmmgk20a.o +nvkm-y += nvkm/subdev/mmu/vmmgm200.o +nvkm-y += nvkm/subdev/mmu/vmmgm20b.o +nvkm-y += nvkm/subdev/mmu/vmmgp100.o +nvkm-y += nvkm/subdev/mmu/vmmgp10b.o + +nvkm-y += nvkm/subdev/mmu/umem.o +nvkm-y += nvkm/subdev/mmu/ummu.o +nvkm-y += nvkm/subdev/mmu/uvmm.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c index 455da298227f..ee11ccaf0563 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/base.c @@ -21,480 +21,367 @@ * * Authors: Ben Skeggs */ -#include "priv.h" +#include "ummu.h" +#include "vmm.h" -#include <core/gpuobj.h> +#include <subdev/bar.h> #include <subdev/fb.h> -void -nvkm_vm_map_at(struct nvkm_vma *vma, u64 delta, struct nvkm_mem *node) -{ - struct nvkm_vm *vm = vma->vm; - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_mm_node *r = node->mem; - int big = vma->node->type != mmu->func->spg_shift; - u32 offset = vma->node->offset + (delta >> 12); - u32 bits = vma->node->type - 12; - u32 pde = (offset >> mmu->func->pgt_bits) - vm->fpde; - u32 pte = (offset & ((1 << mmu->func->pgt_bits) - 1)) >> bits; - u32 max = 1 << (mmu->func->pgt_bits - bits); - u32 end, len; - - delta = 0; - while (r) { - u64 phys = (u64)r->offset << 12; - u32 num = r->length >> bits; - - while (num) { - struct nvkm_memory *pgt = vm->pgt[pde].mem[big]; - - end = (pte + num); - if (unlikely(end >= max)) - end = max; - len = end - pte; - - mmu->func->map(vma, pgt, node, pte, len, phys, delta); - - num -= len; - pte += len; - if (unlikely(end >= max)) { - phys += len << (bits + 12); - pde++; - pte = 0; - } - - delta += (u64)len << vma->node->type; - } - r = r->next; - }; - - mmu->func->flush(vm); -} +#include <nvif/if500d.h> +#include <nvif/if900d.h> -static void -nvkm_vm_map_sg_table(struct nvkm_vma *vma, u64 delta, u64 length, - struct nvkm_mem *mem) -{ - struct nvkm_vm *vm = vma->vm; - struct nvkm_mmu *mmu = vm->mmu; - int big = vma->node->type != mmu->func->spg_shift; - u32 offset = vma->node->offset + (delta >> 12); - u32 bits = vma->node->type - 12; - u32 num = length >> vma->node->type; - u32 pde = (offset >> mmu->func->pgt_bits) - vm->fpde; - u32 pte = (offset & ((1 << mmu->func->pgt_bits) - 1)) >> bits; - u32 max = 1 << (mmu->func->pgt_bits - bits); - unsigned m, sglen; - u32 end, len; - int i; - struct scatterlist *sg; - - for_each_sg(mem->sg->sgl, sg, mem->sg->nents, i) { - struct nvkm_memory *pgt = vm->pgt[pde].mem[big]; - sglen = sg_dma_len(sg) >> PAGE_SHIFT; - - end = pte + sglen; - if (unlikely(end >= max)) - end = max; - len = end - pte; - - for (m = 0; m < len; m++) { - dma_addr_t addr = sg_dma_address(sg) + (m << PAGE_SHIFT); - - mmu->func->map_sg(vma, pgt, mem, pte, 1, &addr); - num--; - pte++; - - if (num == 0) - goto finish; - } - if (unlikely(end >= max)) { - pde++; - pte = 0; - } - if (m < sglen) { - for (; m < sglen; m++) { - dma_addr_t addr = sg_dma_address(sg) + (m << PAGE_SHIFT); - - mmu->func->map_sg(vma, pgt, mem, pte, 1, &addr); - num--; - pte++; - if (num == 0) - goto finish; - } - } - - } -finish: - mmu->func->flush(vm); -} +struct nvkm_mmu_ptp { + struct nvkm_mmu_pt *pt; + struct list_head head; + u8 shift; + u16 mask; + u16 free; +}; static void -nvkm_vm_map_sg(struct nvkm_vma *vma, u64 delta, u64 length, - struct nvkm_mem *mem) +nvkm_mmu_ptp_put(struct nvkm_mmu *mmu, bool force, struct nvkm_mmu_pt *pt) { - struct nvkm_vm *vm = vma->vm; - struct nvkm_mmu *mmu = vm->mmu; - dma_addr_t *list = mem->pages; - int big = vma->node->type != mmu->func->spg_shift; - u32 offset = vma->node->offset + (delta >> 12); - u32 bits = vma->node->type - 12; - u32 num = length >> vma->node->type; - u32 pde = (offset >> mmu->func->pgt_bits) - vm->fpde; - u32 pte = (offset & ((1 << mmu->func->pgt_bits) - 1)) >> bits; - u32 max = 1 << (mmu->func->pgt_bits - bits); - u32 end, len; - - while (num) { - struct nvkm_memory *pgt = vm->pgt[pde].mem[big]; - - end = (pte + num); - if (unlikely(end >= max)) - end = max; - len = end - pte; - - mmu->func->map_sg(vma, pgt, mem, pte, len, list); - - num -= len; - pte += len; - list += len; - if (unlikely(end >= max)) { - pde++; - pte = 0; - } + const int slot = pt->base >> pt->ptp->shift; + struct nvkm_mmu_ptp *ptp = pt->ptp; + + /* If there were no free slots in the parent allocation before, + * there will be now, so return PTP to the cache. + */ + if (!ptp->free) + list_add(&ptp->head, &mmu->ptp.list); + ptp->free |= BIT(slot); + + /* If there's no more sub-allocations, destroy PTP. */ + if (ptp->free == ptp->mask) { + nvkm_mmu_ptc_put(mmu, force, &ptp->pt); + list_del(&ptp->head); + kfree(ptp); } - mmu->func->flush(vm); + kfree(pt); } -void -nvkm_vm_map(struct nvkm_vma *vma, struct nvkm_mem *node) +struct nvkm_mmu_pt * +nvkm_mmu_ptp_get(struct nvkm_mmu *mmu, u32 size, bool zero) { - if (node->sg) - nvkm_vm_map_sg_table(vma, 0, node->size << 12, node); - else - if (node->pages) - nvkm_vm_map_sg(vma, 0, node->size << 12, node); - else - nvkm_vm_map_at(vma, 0, node); -} + struct nvkm_mmu_pt *pt; + struct nvkm_mmu_ptp *ptp; + int slot; + + if (!(pt = kzalloc(sizeof(*pt), GFP_KERNEL))) + return NULL; + + ptp = list_first_entry_or_null(&mmu->ptp.list, typeof(*ptp), head); + if (!ptp) { + /* Need to allocate a new parent to sub-allocate from. */ + if (!(ptp = kmalloc(sizeof(*ptp), GFP_KERNEL))) { + kfree(pt); + return NULL; + } -void -nvkm_vm_unmap_at(struct nvkm_vma *vma, u64 delta, u64 length) -{ - struct nvkm_vm *vm = vma->vm; - struct nvkm_mmu *mmu = vm->mmu; - int big = vma->node->type != mmu->func->spg_shift; - u32 offset = vma->node->offset + (delta >> 12); - u32 bits = vma->node->type - 12; - u32 num = length >> vma->node->type; - u32 pde = (offset >> mmu->func->pgt_bits) - vm->fpde; - u32 pte = (offset & ((1 << mmu->func->pgt_bits) - 1)) >> bits; - u32 max = 1 << (mmu->func->pgt_bits - bits); - u32 end, len; - - while (num) { - struct nvkm_memory *pgt = vm->pgt[pde].mem[big]; - - end = (pte + num); - if (unlikely(end >= max)) - end = max; - len = end - pte; - - mmu->func->unmap(vma, pgt, pte, len); - - num -= len; - pte += len; - if (unlikely(end >= max)) { - pde++; - pte = 0; + ptp->pt = nvkm_mmu_ptc_get(mmu, 0x1000, 0x1000, false); + if (!ptp->pt) { + kfree(ptp); + kfree(pt); + return NULL; } - } - mmu->func->flush(vm); + ptp->shift = order_base_2(size); + slot = nvkm_memory_size(ptp->pt->memory) >> ptp->shift; + ptp->mask = (1 << slot) - 1; + ptp->free = ptp->mask; + list_add(&ptp->head, &mmu->ptp.list); + } + pt->ptp = ptp; + pt->sub = true; + + /* Sub-allocate from parent object, removing PTP from cache + * if there's no more free slots left. + */ + slot = __ffs(ptp->free); + ptp->free &= ~BIT(slot); + if (!ptp->free) + list_del(&ptp->head); + + pt->memory = pt->ptp->pt->memory; + pt->base = slot << ptp->shift; + pt->addr = pt->ptp->pt->addr + pt->base; + return pt; } -void -nvkm_vm_unmap(struct nvkm_vma *vma) -{ - nvkm_vm_unmap_at(vma, 0, (u64)vma->node->length << 12); -} +struct nvkm_mmu_ptc { + struct list_head head; + struct list_head item; + u32 size; + u32 refs; +}; -static void -nvkm_vm_unmap_pgt(struct nvkm_vm *vm, int big, u32 fpde, u32 lpde) +static inline struct nvkm_mmu_ptc * +nvkm_mmu_ptc_find(struct nvkm_mmu *mmu, u32 size) { - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_vm_pgd *vpgd; - struct nvkm_vm_pgt *vpgt; - struct nvkm_memory *pgt; - u32 pde; - - for (pde = fpde; pde <= lpde; pde++) { - vpgt = &vm->pgt[pde - vm->fpde]; - if (--vpgt->refcount[big]) - continue; - - pgt = vpgt->mem[big]; - vpgt->mem[big] = NULL; - - list_for_each_entry(vpgd, &vm->pgd_list, head) { - mmu->func->map_pgt(vpgd->obj, pde, vpgt->mem); - } + struct nvkm_mmu_ptc *ptc; - mmu->func->flush(vm); + list_for_each_entry(ptc, &mmu->ptc.list, head) { + if (ptc->size == size) + return ptc; + } - nvkm_memory_del(&pgt); + ptc = kmalloc(sizeof(*ptc), GFP_KERNEL); + if (ptc) { + INIT_LIST_HEAD(&ptc->item); + ptc->size = size; + ptc->refs = 0; + list_add(&ptc->head, &mmu->ptc.list); } + + return ptc; } -static int -nvkm_vm_map_pgt(struct nvkm_vm *vm, u32 pde, u32 type) +void +nvkm_mmu_ptc_put(struct nvkm_mmu *mmu, bool force, struct nvkm_mmu_pt **ppt) { - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_vm_pgt *vpgt = &vm->pgt[pde - vm->fpde]; - struct nvkm_vm_pgd *vpgd; - int big = (type != mmu->func->spg_shift); - u32 pgt_size; - int ret; - - pgt_size = (1 << (mmu->func->pgt_bits + 12)) >> type; - pgt_size *= 8; - - ret = nvkm_memory_new(mmu->subdev.device, NVKM_MEM_TARGET_INST, - pgt_size, 0x1000, true, &vpgt->mem[big]); - if (unlikely(ret)) - return ret; + struct nvkm_mmu_pt *pt = *ppt; + if (pt) { + /* Handle sub-allocated page tables. */ + if (pt->sub) { + mutex_lock(&mmu->ptp.mutex); + nvkm_mmu_ptp_put(mmu, force, pt); + mutex_unlock(&mmu->ptp.mutex); + return; + } - list_for_each_entry(vpgd, &vm->pgd_list, head) { - mmu->func->map_pgt(vpgd->obj, pde, vpgt->mem); + /* Either cache or free the object. */ + mutex_lock(&mmu->ptc.mutex); + if (pt->ptc->refs < 8 /* Heuristic. */ && !force) { + list_add_tail(&pt->head, &pt->ptc->item); + pt->ptc->refs++; + } else { + nvkm_memory_unref(&pt->memory); + kfree(pt); + } + mutex_unlock(&mmu->ptc.mutex); } - - vpgt->refcount[big]++; - return 0; } -int -nvkm_vm_get(struct nvkm_vm *vm, u64 size, u32 page_shift, u32 access, - struct nvkm_vma *vma) +struct nvkm_mmu_pt * +nvkm_mmu_ptc_get(struct nvkm_mmu *mmu, u32 size, u32 align, bool zero) { - struct nvkm_mmu *mmu = vm->mmu; - u32 align = (1 << page_shift) >> 12; - u32 msize = size >> 12; - u32 fpde, lpde, pde; + struct nvkm_mmu_ptc *ptc; + struct nvkm_mmu_pt *pt; int ret; - mutex_lock(&vm->mutex); - ret = nvkm_mm_head(&vm->mm, 0, page_shift, msize, msize, align, - &vma->node); - if (unlikely(ret != 0)) { - mutex_unlock(&vm->mutex); - return ret; + /* Sub-allocated page table (ie. GP100 LPT). */ + if (align < 0x1000) { + mutex_lock(&mmu->ptp.mutex); + pt = nvkm_mmu_ptp_get(mmu, align, zero); + mutex_unlock(&mmu->ptp.mutex); + return pt; } - fpde = (vma->node->offset >> mmu->func->pgt_bits); - lpde = (vma->node->offset + vma->node->length - 1) >> mmu->func->pgt_bits; + /* Lookup cache for this page table size. */ + mutex_lock(&mmu->ptc.mutex); + ptc = nvkm_mmu_ptc_find(mmu, size); + if (!ptc) { + mutex_unlock(&mmu->ptc.mutex); + return NULL; + } - for (pde = fpde; pde <= lpde; pde++) { - struct nvkm_vm_pgt *vpgt = &vm->pgt[pde - vm->fpde]; - int big = (vma->node->type != mmu->func->spg_shift); + /* If there's a free PT in the cache, reuse it. */ + pt = list_first_entry_or_null(&ptc->item, typeof(*pt), head); + if (pt) { + if (zero) + nvkm_fo64(pt->memory, 0, 0, size >> 3); + list_del(&pt->head); + ptc->refs--; + mutex_unlock(&mmu->ptc.mutex); + return pt; + } + mutex_unlock(&mmu->ptc.mutex); - if (likely(vpgt->refcount[big])) { - vpgt->refcount[big]++; - continue; - } + /* No such luck, we need to allocate. */ + if (!(pt = kmalloc(sizeof(*pt), GFP_KERNEL))) + return NULL; + pt->ptc = ptc; + pt->sub = false; - ret = nvkm_vm_map_pgt(vm, pde, vma->node->type); - if (ret) { - if (pde != fpde) - nvkm_vm_unmap_pgt(vm, big, fpde, pde - 1); - nvkm_mm_free(&vm->mm, &vma->node); - mutex_unlock(&vm->mutex); - return ret; - } + ret = nvkm_memory_new(mmu->subdev.device, NVKM_MEM_TARGET_INST, + size, align, zero, &pt->memory); + if (ret) { + kfree(pt); + return NULL; } - mutex_unlock(&vm->mutex); - vma->vm = NULL; - nvkm_vm_ref(vm, &vma->vm, NULL); - vma->offset = (u64)vma->node->offset << 12; - vma->access = access; - return 0; + pt->base = 0; + pt->addr = nvkm_memory_addr(pt->memory); + return pt; } void -nvkm_vm_put(struct nvkm_vma *vma) -{ - struct nvkm_mmu *mmu; - struct nvkm_vm *vm; - u32 fpde, lpde; - - if (unlikely(vma->node == NULL)) - return; - vm = vma->vm; - mmu = vm->mmu; - - fpde = (vma->node->offset >> mmu->func->pgt_bits); - lpde = (vma->node->offset + vma->node->length - 1) >> mmu->func->pgt_bits; - - mutex_lock(&vm->mutex); - nvkm_vm_unmap_pgt(vm, vma->node->type != mmu->func->spg_shift, fpde, lpde); - nvkm_mm_free(&vm->mm, &vma->node); - mutex_unlock(&vm->mutex); - - nvkm_vm_ref(NULL, &vma->vm, NULL); -} - -int -nvkm_vm_boot(struct nvkm_vm *vm, u64 size) +nvkm_mmu_ptc_dump(struct nvkm_mmu *mmu) { - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_memory *pgt; - int ret; - - ret = nvkm_memory_new(mmu->subdev.device, NVKM_MEM_TARGET_INST, - (size >> mmu->func->spg_shift) * 8, 0x1000, true, &pgt); - if (ret == 0) { - vm->pgt[0].refcount[0] = 1; - vm->pgt[0].mem[0] = pgt; - nvkm_memory_boot(pgt, vm); + struct nvkm_mmu_ptc *ptc; + list_for_each_entry(ptc, &mmu->ptc.list, head) { + struct nvkm_mmu_pt *pt, *tt; + list_for_each_entry_safe(pt, tt, &ptc->item, head) { + nvkm_memory_unref(&pt->memory); + list_del(&pt->head); + kfree(pt); + } } - - return ret; } -int -nvkm_vm_create(struct nvkm_mmu *mmu, u64 offset, u64 length, u64 mm_offset, - u32 block, struct lock_class_key *key, struct nvkm_vm **pvm) +static void +nvkm_mmu_ptc_fini(struct nvkm_mmu *mmu) { - static struct lock_class_key _key; - struct nvkm_vm *vm; - u64 mm_length = (offset + length) - mm_offset; - int ret; - - vm = kzalloc(sizeof(*vm), GFP_KERNEL); - if (!vm) - return -ENOMEM; + struct nvkm_mmu_ptc *ptc, *ptct; - __mutex_init(&vm->mutex, "&vm->mutex", key ? key : &_key); - INIT_LIST_HEAD(&vm->pgd_list); - vm->mmu = mmu; - kref_init(&vm->refcount); - vm->fpde = offset >> (mmu->func->pgt_bits + 12); - vm->lpde = (offset + length - 1) >> (mmu->func->pgt_bits + 12); - - vm->pgt = vzalloc((vm->lpde - vm->fpde + 1) * sizeof(*vm->pgt)); - if (!vm->pgt) { - kfree(vm); - return -ENOMEM; + list_for_each_entry_safe(ptc, ptct, &mmu->ptc.list, head) { + WARN_ON(!list_empty(&ptc->item)); + list_del(&ptc->head); + kfree(ptc); } - - ret = nvkm_mm_init(&vm->mm, mm_offset >> 12, mm_length >> 12, - block >> 12); - if (ret) { - vfree(vm->pgt); - kfree(vm); - return ret; - } - - *pvm = vm; - - return 0; } -int -nvkm_vm_new(struct nvkm_device *device, u64 offset, u64 length, u64 mm_offset, - struct lock_class_key *key, struct nvkm_vm **pvm) +static void +nvkm_mmu_ptc_init(struct nvkm_mmu *mmu) { - struct nvkm_mmu *mmu = device->mmu; - if (!mmu->func->create) - return -EINVAL; - return mmu->func->create(mmu, offset, length, mm_offset, key, pvm); + mutex_init(&mmu->ptc.mutex); + INIT_LIST_HEAD(&mmu->ptc.list); + mutex_init(&mmu->ptp.mutex); + INIT_LIST_HEAD(&mmu->ptp.list); } -static int -nvkm_vm_link(struct nvkm_vm *vm, struct nvkm_gpuobj *pgd) +static void +nvkm_mmu_type(struct nvkm_mmu *mmu, int heap, u8 type) { - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_vm_pgd *vpgd; - int i; - - if (!pgd) - return 0; - - vpgd = kzalloc(sizeof(*vpgd), GFP_KERNEL); - if (!vpgd) - return -ENOMEM; - - vpgd->obj = pgd; - - mutex_lock(&vm->mutex); - for (i = vm->fpde; i <= vm->lpde; i++) - mmu->func->map_pgt(pgd, i, vm->pgt[i - vm->fpde].mem); - list_add(&vpgd->head, &vm->pgd_list); - mutex_unlock(&vm->mutex); - return 0; + if (heap >= 0 && !WARN_ON(mmu->type_nr == ARRAY_SIZE(mmu->type))) { + mmu->type[mmu->type_nr].type = type | mmu->heap[heap].type; + mmu->type[mmu->type_nr].heap = heap; + mmu->type_nr++; + } } -static void -nvkm_vm_unlink(struct nvkm_vm *vm, struct nvkm_gpuobj *mpgd) +static int +nvkm_mmu_heap(struct nvkm_mmu *mmu, u8 type, u64 size) { - struct nvkm_vm_pgd *vpgd, *tmp; - - if (!mpgd) - return; - - mutex_lock(&vm->mutex); - list_for_each_entry_safe(vpgd, tmp, &vm->pgd_list, head) { - if (vpgd->obj == mpgd) { - list_del(&vpgd->head); - kfree(vpgd); - break; + if (size) { + if (!WARN_ON(mmu->heap_nr == ARRAY_SIZE(mmu->heap))) { + mmu->heap[mmu->heap_nr].type = type; + mmu->heap[mmu->heap_nr].size = size; + return mmu->heap_nr++; } } - mutex_unlock(&vm->mutex); + return -EINVAL; } static void -nvkm_vm_del(struct kref *kref) +nvkm_mmu_host(struct nvkm_mmu *mmu) { - struct nvkm_vm *vm = container_of(kref, typeof(*vm), refcount); - struct nvkm_vm_pgd *vpgd, *tmp; - - list_for_each_entry_safe(vpgd, tmp, &vm->pgd_list, head) { - nvkm_vm_unlink(vm, vpgd->obj); - } - - nvkm_mm_fini(&vm->mm); - vfree(vm->pgt); - kfree(vm); + struct nvkm_device *device = mmu->subdev.device; + u8 type = NVKM_MEM_KIND * !!mmu->func->kind_sys; + int heap; + + /* Non-mappable system memory. */ + heap = nvkm_mmu_heap(mmu, NVKM_MEM_HOST, ~0ULL); + nvkm_mmu_type(mmu, heap, type); + + /* Non-coherent, cached, system memory. + * + * Block-linear mappings of system memory must be done through + * BAR1, and cannot be supported on systems where we're unable + * to map BAR1 with write-combining. + */ + type |= NVKM_MEM_MAPPABLE; + if (!device->bar || device->bar->iomap_uncached) + nvkm_mmu_type(mmu, heap, type & ~NVKM_MEM_KIND); + else + nvkm_mmu_type(mmu, heap, type); + + /* Coherent, cached, system memory. + * + * Unsupported on systems that aren't able to support snooped + * mappings, and also for block-linear mappings which must be + * done through BAR1. + */ + type |= NVKM_MEM_COHERENT; + if (device->func->cpu_coherent) + nvkm_mmu_type(mmu, heap, type & ~NVKM_MEM_KIND); + + /* Uncached system memory. */ + nvkm_mmu_type(mmu, heap, type |= NVKM_MEM_UNCACHED); } -int -nvkm_vm_ref(struct nvkm_vm *ref, struct nvkm_vm **ptr, struct nvkm_gpuobj *pgd) +static void +nvkm_mmu_vram(struct nvkm_mmu *mmu) { - if (ref) { - int ret = nvkm_vm_link(ref, pgd); - if (ret) - return ret; - - kref_get(&ref->refcount); - } + struct nvkm_device *device = mmu->subdev.device; + struct nvkm_mm *mm = &device->fb->ram->vram; + const u32 sizeN = nvkm_mm_heap_size(mm, NVKM_RAM_MM_NORMAL); + const u32 sizeU = nvkm_mm_heap_size(mm, NVKM_RAM_MM_NOMAP); + const u32 sizeM = nvkm_mm_heap_size(mm, NVKM_RAM_MM_MIXED); + u8 type = NVKM_MEM_KIND * !!mmu->func->kind; + u8 heap = NVKM_MEM_VRAM; + int heapM, heapN, heapU; + + /* Mixed-memory doesn't support compression or display. */ + heapM = nvkm_mmu_heap(mmu, heap, sizeM << NVKM_RAM_MM_SHIFT); + + heap |= NVKM_MEM_COMP; + heap |= NVKM_MEM_DISP; + heapN = nvkm_mmu_heap(mmu, heap, sizeN << NVKM_RAM_MM_SHIFT); + heapU = nvkm_mmu_heap(mmu, heap, sizeU << NVKM_RAM_MM_SHIFT); + + /* Add non-mappable VRAM types first so that they're preferred + * over anything else. Mixed-memory will be slower than other + * heaps, it's prioritised last. + */ + nvkm_mmu_type(mmu, heapU, type); + nvkm_mmu_type(mmu, heapN, type); + nvkm_mmu_type(mmu, heapM, type); + + /* Add host memory types next, under the assumption that users + * wanting mappable memory want to use them as staging buffers + * or the like. + */ + nvkm_mmu_host(mmu); + + /* Mappable VRAM types go last, as they're basically the worst + * possible type to ask for unless there's no other choice. + */ + if (device->bar) { + /* Write-combined BAR1 access. */ + type |= NVKM_MEM_MAPPABLE; + if (!device->bar->iomap_uncached) { + nvkm_mmu_type(mmu, heapN, type); + nvkm_mmu_type(mmu, heapM, type); + } - if (*ptr) { - nvkm_vm_unlink(*ptr, pgd); - kref_put(&(*ptr)->refcount, nvkm_vm_del); + /* Uncached BAR1 access. */ + type |= NVKM_MEM_COHERENT; + type |= NVKM_MEM_UNCACHED; + nvkm_mmu_type(mmu, heapN, type); + nvkm_mmu_type(mmu, heapM, type); } - - *ptr = ref; - return 0; } static int nvkm_mmu_oneinit(struct nvkm_subdev *subdev) { struct nvkm_mmu *mmu = nvkm_mmu(subdev); - if (mmu->func->oneinit) - return mmu->func->oneinit(mmu); + + /* Determine available memory types. */ + if (mmu->subdev.device->fb && mmu->subdev.device->fb->ram) + nvkm_mmu_vram(mmu); + else + nvkm_mmu_host(mmu); + + if (mmu->func->vmm.global) { + int ret = nvkm_vmm_new(subdev->device, 0, 0, NULL, 0, NULL, + "gart", &mmu->vmm); + if (ret) + return ret; + } + return 0; } @@ -511,8 +398,10 @@ static void * nvkm_mmu_dtor(struct nvkm_subdev *subdev) { struct nvkm_mmu *mmu = nvkm_mmu(subdev); - if (mmu->func->dtor) - return mmu->func->dtor(mmu); + + nvkm_vmm_unref(&mmu->vmm); + + nvkm_mmu_ptc_fini(mmu); return mmu; } @@ -529,9 +418,10 @@ nvkm_mmu_ctor(const struct nvkm_mmu_func *func, struct nvkm_device *device, { nvkm_subdev_ctor(&nvkm_mmu, device, index, &mmu->subdev); mmu->func = func; - mmu->limit = func->limit; mmu->dma_bits = func->dma_bits; - mmu->lpg_shift = func->lpg_shift; + nvkm_mmu_ptc_init(mmu); + mmu->user.ctor = nvkm_ummu_new; + mmu->user.base = func->mmu.user; } int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c new file mode 100644 index 000000000000..8accda5a772b --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/g84.c @@ -0,0 +1,41 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <nvif/class.h> + +static const struct nvkm_mmu_func +g84_mmu = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_NV50}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_NV50}, nv50_mem_new, nv50_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_NV50}, nv50_vmm_new, false, 0x0200 }, + .kind = nv50_mmu_kind, + .kind_sys = true, +}; + +int +g84_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + return nvkm_mmu_new_(&g84_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c index 7ac507c927bb..2d075246dc46 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c @@ -21,197 +21,65 @@ * * Authors: Ben Skeggs */ -#include "priv.h" +#include "mem.h" +#include "vmm.h" -#include <subdev/fb.h> -#include <subdev/ltc.h> -#include <subdev/timer.h> - -#include <core/gpuobj.h> +#include <nvif/class.h> /* Map from compressed to corresponding uncompressed storage type. * The value 0xff represents an invalid storage type. */ -const u8 gf100_pte_storage_type_map[256] = -{ - 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */ - 0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */ - 0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */ - 0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */ - 0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27, - 0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */ - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */ - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */ - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */ - 0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */ - 0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */ - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */ - 0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */ - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7, - 0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */ - 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3, - 0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */ - 0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, - 0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */ - 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff, - 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */ - 0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff -}; - - -static void -gf100_vm_map_pgt(struct nvkm_gpuobj *pgd, u32 index, struct nvkm_memory *pgt[2]) -{ - u32 pde[2] = { 0, 0 }; - - if (pgt[0]) - pde[1] = 0x00000001 | (nvkm_memory_addr(pgt[0]) >> 8); - if (pgt[1]) - pde[0] = 0x00000001 | (nvkm_memory_addr(pgt[1]) >> 8); - - nvkm_kmap(pgd); - nvkm_wo32(pgd, (index * 8) + 0, pde[0]); - nvkm_wo32(pgd, (index * 8) + 4, pde[1]); - nvkm_done(pgd); -} - -static inline u64 -gf100_vm_addr(struct nvkm_vma *vma, u64 phys, u32 memtype, u32 target) -{ - phys >>= 8; - - phys |= 0x00000001; /* present */ - if (vma->access & NV_MEM_ACCESS_SYS) - phys |= 0x00000002; - - phys |= ((u64)target << 32); - phys |= ((u64)memtype << 36); - return phys; -} - -static void -gf100_vm_map(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, u64 phys, u64 delta) -{ - u64 next = 1 << (vma->node->type - 8); - - phys = gf100_vm_addr(vma, phys, mem->memtype, 0); - pte <<= 3; - - if (mem->tag) { - struct nvkm_ltc *ltc = vma->vm->mmu->subdev.device->ltc; - u32 tag = mem->tag->offset + (delta >> 17); - phys |= (u64)tag << (32 + 12); - next |= (u64)1 << (32 + 12); - nvkm_ltc_tags_clear(ltc, tag, cnt); - } - - nvkm_kmap(pgt); - while (cnt--) { - nvkm_wo32(pgt, pte + 0, lower_32_bits(phys)); - nvkm_wo32(pgt, pte + 4, upper_32_bits(phys)); - phys += next; - pte += 8; - } - nvkm_done(pgt); -} - -static void -gf100_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, dma_addr_t *list) -{ - u32 target = (vma->access & NV_MEM_ACCESS_NOSNOOP) ? 7 : 5; - /* compressed storage types are invalid for system memory */ - u32 memtype = gf100_pte_storage_type_map[mem->memtype & 0xff]; - - nvkm_kmap(pgt); - pte <<= 3; - while (cnt--) { - u64 phys = gf100_vm_addr(vma, *list++, memtype, target); - nvkm_wo32(pgt, pte + 0, lower_32_bits(phys)); - nvkm_wo32(pgt, pte + 4, upper_32_bits(phys)); - pte += 8; - } - nvkm_done(pgt); -} - -static void -gf100_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) -{ - nvkm_kmap(pgt); - pte <<= 3; - while (cnt--) { - nvkm_wo32(pgt, pte + 0, 0x00000000); - nvkm_wo32(pgt, pte + 4, 0x00000000); - pte += 8; - } - nvkm_done(pgt); -} - -static void -gf100_vm_flush(struct nvkm_vm *vm) -{ - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_device *device = mmu->subdev.device; - struct nvkm_vm_pgd *vpgd; - u32 type; - - type = 0x00000001; /* PAGE_ALL */ - if (atomic_read(&vm->engref[NVKM_SUBDEV_BAR])) - type |= 0x00000004; /* HUB_ONLY */ - - mutex_lock(&mmu->subdev.mutex); - list_for_each_entry(vpgd, &vm->pgd_list, head) { - /* looks like maybe a "free flush slots" counter, the - * faster you write to 0x100cbc to more it decreases - */ - nvkm_msec(device, 2000, - if (nvkm_rd32(device, 0x100c80) & 0x00ff0000) - break; - ); - - nvkm_wr32(device, 0x100cb8, vpgd->obj->addr >> 8); - nvkm_wr32(device, 0x100cbc, 0x80000000 | type); - - /* wait for flush to be queued? */ - nvkm_msec(device, 2000, - if (nvkm_rd32(device, 0x100c80) & 0x00008000) - break; - ); - } - mutex_unlock(&mmu->subdev.mutex); -} - -static int -gf100_vm_create(struct nvkm_mmu *mmu, u64 offset, u64 length, u64 mm_offset, - struct lock_class_key *key, struct nvkm_vm **pvm) +const u8 * +gf100_mmu_kind(struct nvkm_mmu *mmu, int *count) { - return nvkm_vm_create(mmu, offset, length, mm_offset, 4096, key, pvm); + static const u8 + kind[256] = { + 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */ + 0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */ + 0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */ + 0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */ + 0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27, + 0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */ + 0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */ + 0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */ + 0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7, + 0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */ + 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3, + 0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */ + 0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, + 0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */ + 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff, + 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */ + 0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff + }; + + *count = ARRAY_SIZE(kind); + return kind; } static const struct nvkm_mmu_func gf100_mmu = { - .limit = (1ULL << 40), .dma_bits = 40, - .pgt_bits = 27 - 12, - .spg_shift = 12, - .lpg_shift = 17, - .create = gf100_vm_create, - .map_pgt = gf100_vm_map_pgt, - .map = gf100_vm_map, - .map_sg = gf100_vm_map_sg, - .unmap = gf100_vm_unmap, - .flush = gf100_vm_flush, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gf100_vmm_new }, + .kind = gf100_mmu_kind, + .kind_sys = true, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c new file mode 100644 index 000000000000..3d7d1eb1cff9 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c @@ -0,0 +1,41 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <nvif/class.h> + +static const struct nvkm_mmu_func +gk104_mmu = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk104_vmm_new }, + .kind = gf100_mmu_kind, + .kind_sys = true, +}; + +int +gk104_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + return nvkm_mmu_new_(&gk104_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c new file mode 100644 index 000000000000..ac74965a60d4 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c @@ -0,0 +1,41 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <nvif/class.h> + +static const struct nvkm_mmu_func +gk20a_mmu = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk20a_vmm_new }, + .kind = gf100_mmu_kind, + .kind_sys = true, +}; + +int +gk20a_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + return nvkm_mmu_new_(&gk20a_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c new file mode 100644 index 000000000000..dbf644ebac97 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c @@ -0,0 +1,97 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <subdev/fb.h> + +#include <nvif/class.h> + +const u8 * +gm200_mmu_kind(struct nvkm_mmu *mmu, int *count) +{ + static const u8 + kind[256] = { + 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0xff, 0x01, /* 0x00 */ + 0x01, 0x01, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, 0x11, /* 0x10 */ + 0x11, 0x11, 0x11, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x26, 0x27, /* 0x20 */ + 0x28, 0x29, 0x2a, 0x2b, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x30 */ + 0xff, 0xff, 0x26, 0x27, 0x28, 0x29, 0x26, 0x27, + 0x28, 0x29, 0xff, 0xff, 0xff, 0xff, 0x46, 0xff, /* 0x40 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0x46, 0x46, 0x46, 0x46, 0xff, 0xff, 0xff, /* 0x50 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x60 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x70 */ + 0xff, 0xff, 0xff, 0x7b, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7b, 0x7b, /* 0x80 */ + 0x7b, 0x7b, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0x90 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0x8b, 0x8c, 0x8d, 0x8e, 0xa7, /* 0xa0 */ + 0xa8, 0xa9, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xb0 */ + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa7, + 0xa8, 0xa9, 0xaa, 0xc3, 0xff, 0xff, 0xff, 0xff, /* 0xc0 */ + 0xff, 0xff, 0xff, 0xff, 0xfe, 0xfe, 0xc3, 0xc3, + 0xc3, 0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 0xd0 */ + 0xfe, 0xff, 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, + 0xfe, 0xff, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xff, /* 0xe0 */ + 0xff, 0xfe, 0xff, 0xfe, 0xff, 0xfe, 0xfe, 0xff, + 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, /* 0xf0 */ + 0xfe, 0xfe, 0xfe, 0xfe, 0xff, 0xfd, 0xfe, 0xff + }; + *count = ARRAY_SIZE(kind); + return kind; +} + +static const struct nvkm_mmu_func +gm200_mmu = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, + .vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm200_vmm_new }, + .kind = gm200_mmu_kind, + .kind_sys = true, +}; + +static const struct nvkm_mmu_func +gm200_mmu_fixed = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm200_vmm_new_fixed }, + .kind = gm200_mmu_kind, + .kind_sys = true, +}; + +int +gm200_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + if (device->fb->page) + return nvkm_mmu_new_(&gm200_mmu_fixed, device, index, pmmu); + return nvkm_mmu_new_(&gm200_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c new file mode 100644 index 000000000000..7353a94b4091 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c @@ -0,0 +1,55 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <subdev/fb.h> + +#include <nvif/class.h> + +static const struct nvkm_mmu_func +gm20b_mmu = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, + .vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new }, + .kind = gm200_mmu_kind, + .kind_sys = true, +}; + +static const struct nvkm_mmu_func +gm20b_mmu_fixed = { + .dma_bits = 40, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new_fixed }, + .kind = gm200_mmu_kind, + .kind_sys = true, +}; + +int +gm20b_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + if (device->fb->page) + return nvkm_mmu_new_(&gm20b_mmu_fixed, device, index, pmmu); + return nvkm_mmu_new_(&gm20b_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c new file mode 100644 index 000000000000..651b8805c67c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c @@ -0,0 +1,45 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <core/option.h> + +#include <nvif/class.h> + +static const struct nvkm_mmu_func +gp100_mmu = { + .dma_bits = 47, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp100_vmm_new }, + .kind = gm200_mmu_kind, + .kind_sys = true, +}; + +int +gp100_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + if (!nvkm_boolopt(device->cfgopt, "GP100MmuLayout", true)) + return gm200_mmu_new(device, index, pmmu); + return nvkm_mmu_new_(&gp100_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b. b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b. new file mode 100644 index 000000000000..e69de29bb2d1 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b. diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c new file mode 100644 index 000000000000..3bd3db31e0bb --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c @@ -0,0 +1,45 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" +#include "vmm.h" + +#include <core/option.h> + +#include <nvif/class.h> + +static const struct nvkm_mmu_func +gp10b_mmu = { + .dma_bits = 47, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_GF100}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp10b_vmm_new }, + .kind = gm200_mmu_kind, + .kind_sys = true, +}; + +int +gp10b_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) +{ + if (!nvkm_boolopt(device->cfgopt, "GP100MmuLayout", true)) + return gm20b_mmu_new(device, index, pmmu); + return nvkm_mmu_new_(&gp10b_mmu, device, index, pmmu); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c new file mode 100644 index 000000000000..39808489f21d --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c @@ -0,0 +1,242 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#define nvkm_mem(p) container_of((p), struct nvkm_mem, memory) +#include "mem.h" + +#include <core/memory.h> + +#include <nvif/if000a.h> +#include <nvif/unpack.h> + +struct nvkm_mem { + struct nvkm_memory memory; + enum nvkm_memory_target target; + struct nvkm_mmu *mmu; + u64 pages; + struct page **mem; + union { + struct scatterlist *sgl; + dma_addr_t *dma; + }; +}; + +static enum nvkm_memory_target +nvkm_mem_target(struct nvkm_memory *memory) +{ + return nvkm_mem(memory)->target; +} + +static u8 +nvkm_mem_page(struct nvkm_memory *memory) +{ + return PAGE_SHIFT; +} + +static u64 +nvkm_mem_addr(struct nvkm_memory *memory) +{ + struct nvkm_mem *mem = nvkm_mem(memory); + if (mem->pages == 1 && mem->mem) + return mem->dma[0]; + return ~0ULL; +} + +static u64 +nvkm_mem_size(struct nvkm_memory *memory) +{ + return nvkm_mem(memory)->pages << PAGE_SHIFT; +} + +static int +nvkm_mem_map_dma(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm, + struct nvkm_vma *vma, void *argv, u32 argc) +{ + struct nvkm_mem *mem = nvkm_mem(memory); + struct nvkm_vmm_map map = { + .memory = &mem->memory, + .offset = offset, + .dma = mem->dma, + }; + return nvkm_vmm_map(vmm, vma, argv, argc, &map); +} + +static void * +nvkm_mem_dtor(struct nvkm_memory *memory) +{ + struct nvkm_mem *mem = nvkm_mem(memory); + if (mem->mem) { + while (mem->pages--) { + dma_unmap_page(mem->mmu->subdev.device->dev, + mem->dma[mem->pages], PAGE_SIZE, + DMA_BIDIRECTIONAL); + __free_page(mem->mem[mem->pages]); + } + kvfree(mem->dma); + kvfree(mem->mem); + } + return mem; +} + +static const struct nvkm_memory_func +nvkm_mem_dma = { + .dtor = nvkm_mem_dtor, + .target = nvkm_mem_target, + .page = nvkm_mem_page, + .addr = nvkm_mem_addr, + .size = nvkm_mem_size, + .map = nvkm_mem_map_dma, +}; + +static int +nvkm_mem_map_sgl(struct nvkm_memory *memory, u64 offset, struct nvkm_vmm *vmm, + struct nvkm_vma *vma, void *argv, u32 argc) +{ + struct nvkm_mem *mem = nvkm_mem(memory); + struct nvkm_vmm_map map = { + .memory = &mem->memory, + .offset = offset, + .sgl = mem->sgl, + }; + return nvkm_vmm_map(vmm, vma, argv, argc, &map); +} + +static const struct nvkm_memory_func +nvkm_mem_sgl = { + .dtor = nvkm_mem_dtor, + .target = nvkm_mem_target, + .page = nvkm_mem_page, + .addr = nvkm_mem_addr, + .size = nvkm_mem_size, + .map = nvkm_mem_map_sgl, +}; + +int +nvkm_mem_map_host(struct nvkm_memory *memory, void **pmap) +{ + struct nvkm_mem *mem = nvkm_mem(memory); + if (mem->mem) { + *pmap = vmap(mem->mem, mem->pages, VM_MAP, PAGE_KERNEL); + return *pmap ? 0 : -EFAULT; + } + return -EINVAL; +} + +static int +nvkm_mem_new_host(struct nvkm_mmu *mmu, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **pmemory) +{ + struct device *dev = mmu->subdev.device->dev; + union { + struct nvif_mem_ram_vn vn; + struct nvif_mem_ram_v0 v0; + } *args = argv; + int ret = -ENOSYS; + enum nvkm_memory_target target; + struct nvkm_mem *mem; + gfp_t gfp = GFP_USER | __GFP_ZERO; + + if ( (mmu->type[type].type & NVKM_MEM_COHERENT) && + !(mmu->type[type].type & NVKM_MEM_UNCACHED)) + target = NVKM_MEM_TARGET_HOST; + else + target = NVKM_MEM_TARGET_NCOH; + + if (page != PAGE_SHIFT) + return -EINVAL; + + if (!(mem = kzalloc(sizeof(*mem), GFP_KERNEL))) + return -ENOMEM; + mem->target = target; + mem->mmu = mmu; + *pmemory = &mem->memory; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + if (args->v0.dma) { + nvkm_memory_ctor(&nvkm_mem_dma, &mem->memory); + mem->dma = args->v0.dma; + } else { + nvkm_memory_ctor(&nvkm_mem_sgl, &mem->memory); + mem->sgl = args->v0.sgl; + } + + if (!IS_ALIGNED(size, PAGE_SIZE)) + return -EINVAL; + mem->pages = size >> PAGE_SHIFT; + return 0; + } else + if ( (ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + kfree(mem); + return ret; + } + + nvkm_memory_ctor(&nvkm_mem_dma, &mem->memory); + size = ALIGN(size, PAGE_SIZE) >> PAGE_SHIFT; + + if (!(mem->mem = kvmalloc(sizeof(*mem->mem) * size, GFP_KERNEL))) + return -ENOMEM; + if (!(mem->dma = kvmalloc(sizeof(*mem->dma) * size, GFP_KERNEL))) + return -ENOMEM; + + if (mmu->dma_bits > 32) + gfp |= GFP_HIGHUSER; + else + gfp |= GFP_DMA32; + + for (mem->pages = 0; size; size--, mem->pages++) { + struct page *p = alloc_page(gfp); + if (!p) + return -ENOMEM; + + mem->dma[mem->pages] = dma_map_page(mmu->subdev.device->dev, + p, 0, PAGE_SIZE, + DMA_BIDIRECTIONAL); + if (dma_mapping_error(dev, mem->dma[mem->pages])) { + __free_page(p); + return -ENOMEM; + } + + mem->mem[mem->pages] = p; + } + + return 0; +} + +int +nvkm_mem_new_type(struct nvkm_mmu *mmu, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **pmemory) +{ + struct nvkm_memory *memory = NULL; + int ret; + + if (mmu->type[type].type & NVKM_MEM_VRAM) { + ret = mmu->func->mem.vram(mmu, type, page, size, + argv, argc, &memory); + } else { + ret = nvkm_mem_new_host(mmu, type, page, size, + argv, argc, &memory); + } + + if (ret) + nvkm_memory_unref(&memory); + *pmemory = memory; + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h new file mode 100644 index 000000000000..234267e1b215 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h @@ -0,0 +1,23 @@ +#ifndef __NVKM_MEM_H__ +#define __NVKM_MEM_H__ +#include "priv.h" + +int nvkm_mem_new_type(struct nvkm_mmu *, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **); +int nvkm_mem_map_host(struct nvkm_memory *, void **pmap); + +int nv04_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32, + struct nvkm_memory **); +int nv04_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32, + u64 *, u64 *, struct nvkm_vma **); + +int nv50_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32, + struct nvkm_memory **); +int nv50_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32, + u64 *, u64 *, struct nvkm_vma **); + +int gf100_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32, + struct nvkm_memory **); +int gf100_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32, + u64 *, u64 *, struct nvkm_vma **); +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c new file mode 100644 index 000000000000..d9c9bee45222 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c @@ -0,0 +1,94 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" + +#include <core/memory.h> +#include <subdev/bar.h> +#include <subdev/fb.h> + +#include <nvif/class.h> +#include <nvif/if900b.h> +#include <nvif/if900d.h> +#include <nvif/unpack.h> + +int +gf100_mem_map(struct nvkm_mmu *mmu, struct nvkm_memory *memory, void *argv, + u32 argc, u64 *paddr, u64 *psize, struct nvkm_vma **pvma) +{ + struct gf100_vmm_map_v0 uvmm = {}; + union { + struct gf100_mem_map_vn vn; + struct gf100_mem_map_v0 v0; + } *args = argv; + struct nvkm_device *device = mmu->subdev.device; + struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device); + int ret = -ENOSYS; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + uvmm.ro = args->v0.ro; + uvmm.kind = args->v0.kind; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + } else + return ret; + + ret = nvkm_vmm_get(bar, nvkm_memory_page(memory), + nvkm_memory_size(memory), pvma); + if (ret) + return ret; + + ret = nvkm_memory_map(memory, 0, bar, *pvma, &uvmm, sizeof(uvmm)); + if (ret) + return ret; + + *paddr = device->func->resource_addr(device, 1) + (*pvma)->addr; + *psize = (*pvma)->size; + return 0; +} + +int +gf100_mem_new(struct nvkm_mmu *mmu, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **pmemory) +{ + union { + struct gf100_mem_vn vn; + struct gf100_mem_v0 v0; + } *args = argv; + int ret = -ENOSYS; + bool contig; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + contig = args->v0.contig; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + contig = false; + } else + return ret; + + if (mmu->type[type].type & (NVKM_MEM_DISP | NVKM_MEM_COMP)) + type = NVKM_RAM_MM_NORMAL; + else + type = NVKM_RAM_MM_MIXED; + + return nvkm_ram_get(mmu->subdev.device, type, 0x01, page, + size, contig, false, pmemory); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memnv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memnv04.c new file mode 100644 index 000000000000..79a3b0cc9f5b --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memnv04.c @@ -0,0 +1,69 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" + +#include <core/memory.h> +#include <subdev/fb.h> + +#include <nvif/if000b.h> +#include <nvif/unpack.h> + +int +nv04_mem_map(struct nvkm_mmu *mmu, struct nvkm_memory *memory, void *argv, + u32 argc, u64 *paddr, u64 *psize, struct nvkm_vma **pvma) +{ + union { + struct nv04_mem_map_vn vn; + } *args = argv; + struct nvkm_device *device = mmu->subdev.device; + const u64 addr = nvkm_memory_addr(memory); + int ret = -ENOSYS; + + if ((ret = nvif_unvers(ret, &argv, &argc, args->vn))) + return ret; + + *paddr = device->func->resource_addr(device, 1) + addr; + *psize = nvkm_memory_size(memory); + *pvma = ERR_PTR(-ENODEV); + return 0; +} + +int +nv04_mem_new(struct nvkm_mmu *mmu, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **pmemory) +{ + union { + struct nv04_mem_vn vn; + } *args = argv; + int ret = -ENOSYS; + + if ((ret = nvif_unvers(ret, &argv, &argc, args->vn))) + return ret; + + if (mmu->type[type].type & NVKM_MEM_MAPPABLE) + type = NVKM_RAM_MM_NORMAL; + else + type = NVKM_RAM_MM_NOMAP; + + return nvkm_ram_get(mmu->subdev.device, type, 0x01, page, + size, true, false, pmemory); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memnv50.c new file mode 100644 index 000000000000..46759b89fc1f --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memnv50.c @@ -0,0 +1,88 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "mem.h" + +#include <core/memory.h> +#include <subdev/bar.h> +#include <subdev/fb.h> + +#include <nvif/class.h> +#include <nvif/if500b.h> +#include <nvif/if500d.h> +#include <nvif/unpack.h> + +int +nv50_mem_map(struct nvkm_mmu *mmu, struct nvkm_memory *memory, void *argv, + u32 argc, u64 *paddr, u64 *psize, struct nvkm_vma **pvma) +{ + struct nv50_vmm_map_v0 uvmm = {}; + union { + struct nv50_mem_map_vn vn; + struct nv50_mem_map_v0 v0; + } *args = argv; + struct nvkm_device *device = mmu->subdev.device; + struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device); + u64 size = nvkm_memory_size(memory); + int ret = -ENOSYS; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + uvmm.ro = args->v0.ro; + uvmm.kind = args->v0.kind; + uvmm.comp = args->v0.comp; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + } else + return ret; + + ret = nvkm_vmm_get(bar, 12, size, pvma); + if (ret) + return ret; + + *paddr = device->func->resource_addr(device, 1) + (*pvma)->addr; + *psize = (*pvma)->size; + return nvkm_memory_map(memory, 0, bar, *pvma, &uvmm, sizeof(uvmm)); +} + +int +nv50_mem_new(struct nvkm_mmu *mmu, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **pmemory) +{ + union { + struct nv50_mem_vn vn; + struct nv50_mem_v0 v0; + } *args = argv; + int ret = -ENOSYS; + bool contig; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + type = args->v0.bankswz ? 0x02 : 0x01; + contig = args->v0.contig; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + type = 0x01; + contig = false; + } else + return -ENOSYS; + + return nvkm_ram_get(mmu->subdev.device, NVKM_RAM_MM_NORMAL, type, + page, size, contig, false, pmemory); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c index 37927c3fdc3e..d201c887c2cd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.c @@ -21,129 +21,21 @@ * * Authors: Ben Skeggs */ -#include "nv04.h" +#include "mem.h" +#include "vmm.h" -#include <core/gpuobj.h> - -#define NV04_PDMA_SIZE (128 * 1024 * 1024) -#define NV04_PDMA_PAGE ( 4 * 1024) - -/******************************************************************************* - * VM map/unmap callbacks - ******************************************************************************/ - -static void -nv04_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, dma_addr_t *list) -{ - pte = 0x00008 + (pte * 4); - nvkm_kmap(pgt); - while (cnt) { - u32 page = PAGE_SIZE / NV04_PDMA_PAGE; - u32 phys = (u32)*list++; - while (cnt && page--) { - nvkm_wo32(pgt, pte, phys | 3); - phys += NV04_PDMA_PAGE; - pte += 4; - cnt -= 1; - } - } - nvkm_done(pgt); -} - -static void -nv04_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) -{ - pte = 0x00008 + (pte * 4); - nvkm_kmap(pgt); - while (cnt--) { - nvkm_wo32(pgt, pte, 0x00000000); - pte += 4; - } - nvkm_done(pgt); -} - -static void -nv04_vm_flush(struct nvkm_vm *vm) -{ -} - -/******************************************************************************* - * MMU subdev - ******************************************************************************/ - -static int -nv04_mmu_oneinit(struct nvkm_mmu *base) -{ - struct nv04_mmu *mmu = nv04_mmu(base); - struct nvkm_device *device = mmu->base.subdev.device; - struct nvkm_memory *dma; - int ret; - - ret = nvkm_vm_create(&mmu->base, 0, NV04_PDMA_SIZE, 0, 4096, NULL, - &mmu->vm); - if (ret) - return ret; - - ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, - (NV04_PDMA_SIZE / NV04_PDMA_PAGE) * 4 + 8, - 16, true, &dma); - mmu->vm->pgt[0].mem[0] = dma; - mmu->vm->pgt[0].refcount[0] = 1; - if (ret) - return ret; - - nvkm_kmap(dma); - nvkm_wo32(dma, 0x00000, 0x0002103d); /* PCI, RW, PT, !LN */ - nvkm_wo32(dma, 0x00004, NV04_PDMA_SIZE - 1); - nvkm_done(dma); - return 0; -} - -void * -nv04_mmu_dtor(struct nvkm_mmu *base) -{ - struct nv04_mmu *mmu = nv04_mmu(base); - struct nvkm_device *device = mmu->base.subdev.device; - if (mmu->vm) { - nvkm_memory_del(&mmu->vm->pgt[0].mem[0]); - nvkm_vm_ref(NULL, &mmu->vm, NULL); - } - if (mmu->nullp) { - dma_free_coherent(device->dev, 16 * 1024, - mmu->nullp, mmu->null); - } - return mmu; -} - -int -nv04_mmu_new_(const struct nvkm_mmu_func *func, struct nvkm_device *device, - int index, struct nvkm_mmu **pmmu) -{ - struct nv04_mmu *mmu; - if (!(mmu = kzalloc(sizeof(*mmu), GFP_KERNEL))) - return -ENOMEM; - *pmmu = &mmu->base; - nvkm_mmu_ctor(func, device, index, &mmu->base); - return 0; -} +#include <nvif/class.h> const struct nvkm_mmu_func nv04_mmu = { - .oneinit = nv04_mmu_oneinit, - .dtor = nv04_mmu_dtor, - .limit = NV04_PDMA_SIZE, .dma_bits = 32, - .pgt_bits = 32 - 12, - .spg_shift = 12, - .lpg_shift = 12, - .map_sg = nv04_vm_map_sg, - .unmap = nv04_vm_unmap, - .flush = nv04_vm_flush, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_NV04}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_NV04}, nv04_mem_new, nv04_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_NV04}, nv04_vmm_new, true }, }; int nv04_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) { - return nv04_mmu_new_(&nv04_mmu, device, index, pmmu); + return nvkm_mmu_new_(&nv04_mmu, device, index, pmmu); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h deleted file mode 100644 index 9c35c43635c2..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv04.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __NV04_MMU_PRIV__ -#define __NV04_MMU_PRIV__ -#define nv04_mmu(p) container_of((p), struct nv04_mmu, base) -#include "priv.h" - -struct nv04_mmu { - struct nvkm_mmu base; - struct nvkm_vm *vm; - dma_addr_t null; - void *nullp; -}; - -int nv04_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, - int index, struct nvkm_mmu **); -void *nv04_mmu_dtor(struct nvkm_mmu *); - -extern const struct nvkm_mmu_func nv04_mmu; -#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c index c6a26f907009..adca81895c09 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv41.c @@ -21,113 +21,29 @@ * * Authors: Ben Skeggs */ -#include "nv04.h" +#include "mem.h" +#include "vmm.h" -#include <core/gpuobj.h> #include <core/option.h> -#include <subdev/timer.h> -#define NV41_GART_SIZE (512 * 1024 * 1024) -#define NV41_GART_PAGE ( 4 * 1024) - -/******************************************************************************* - * VM map/unmap callbacks - ******************************************************************************/ - -static void -nv41_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, dma_addr_t *list) -{ - pte = pte * 4; - nvkm_kmap(pgt); - while (cnt) { - u32 page = PAGE_SIZE / NV41_GART_PAGE; - u64 phys = (u64)*list++; - while (cnt && page--) { - nvkm_wo32(pgt, pte, (phys >> 7) | 1); - phys += NV41_GART_PAGE; - pte += 4; - cnt -= 1; - } - } - nvkm_done(pgt); -} - -static void -nv41_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) -{ - pte = pte * 4; - nvkm_kmap(pgt); - while (cnt--) { - nvkm_wo32(pgt, pte, 0x00000000); - pte += 4; - } - nvkm_done(pgt); -} - -static void -nv41_vm_flush(struct nvkm_vm *vm) -{ - struct nv04_mmu *mmu = nv04_mmu(vm->mmu); - struct nvkm_device *device = mmu->base.subdev.device; - - mutex_lock(&mmu->base.subdev.mutex); - nvkm_wr32(device, 0x100810, 0x00000022); - nvkm_msec(device, 2000, - if (nvkm_rd32(device, 0x100810) & 0x00000020) - break; - ); - nvkm_wr32(device, 0x100810, 0x00000000); - mutex_unlock(&mmu->base.subdev.mutex); -} - -/******************************************************************************* - * MMU subdev - ******************************************************************************/ - -static int -nv41_mmu_oneinit(struct nvkm_mmu *base) -{ - struct nv04_mmu *mmu = nv04_mmu(base); - struct nvkm_device *device = mmu->base.subdev.device; - int ret; - - ret = nvkm_vm_create(&mmu->base, 0, NV41_GART_SIZE, 0, 4096, NULL, - &mmu->vm); - if (ret) - return ret; - - ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, - (NV41_GART_SIZE / NV41_GART_PAGE) * 4, 16, true, - &mmu->vm->pgt[0].mem[0]); - mmu->vm->pgt[0].refcount[0] = 1; - return ret; -} +#include <nvif/class.h> static void -nv41_mmu_init(struct nvkm_mmu *base) +nv41_mmu_init(struct nvkm_mmu *mmu) { - struct nv04_mmu *mmu = nv04_mmu(base); - struct nvkm_device *device = mmu->base.subdev.device; - struct nvkm_memory *dma = mmu->vm->pgt[0].mem[0]; - nvkm_wr32(device, 0x100800, 0x00000002 | nvkm_memory_addr(dma)); + struct nvkm_device *device = mmu->subdev.device; + nvkm_wr32(device, 0x100800, 0x00000002 | mmu->vmm->pd->pt[0]->addr); nvkm_mask(device, 0x10008c, 0x00000100, 0x00000100); nvkm_wr32(device, 0x100820, 0x00000000); } static const struct nvkm_mmu_func nv41_mmu = { - .dtor = nv04_mmu_dtor, - .oneinit = nv41_mmu_oneinit, .init = nv41_mmu_init, - .limit = NV41_GART_SIZE, .dma_bits = 39, - .pgt_bits = 32 - 12, - .spg_shift = 12, - .lpg_shift = 12, - .map_sg = nv41_vm_map_sg, - .unmap = nv41_vm_unmap, - .flush = nv41_vm_flush, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_NV04}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_NV04}, nv04_mem_new, nv04_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_NV04}, nv41_vmm_new, true }, }; int @@ -137,5 +53,5 @@ nv41_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) !nvkm_boolopt(device->cfgopt, "NvPCIE", true)) return nv04_mmu_new(device, index, pmmu); - return nv04_mmu_new_(&nv41_mmu, device, index, pmmu); + return nvkm_mmu_new_(&nv41_mmu, device, index, pmmu); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c index a648c2395545..598c53a27bde 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv44.c @@ -21,176 +21,18 @@ * * Authors: Ben Skeggs */ -#include "nv04.h" +#include "mem.h" +#include "vmm.h" -#include <core/gpuobj.h> #include <core/option.h> -#include <subdev/timer.h> -#define NV44_GART_SIZE (512 * 1024 * 1024) -#define NV44_GART_PAGE ( 4 * 1024) - -/******************************************************************************* - * VM map/unmap callbacks - ******************************************************************************/ - -static void -nv44_vm_fill(struct nvkm_memory *pgt, dma_addr_t null, - dma_addr_t *list, u32 pte, u32 cnt) -{ - u32 base = (pte << 2) & ~0x0000000f; - u32 tmp[4]; - - tmp[0] = nvkm_ro32(pgt, base + 0x0); - tmp[1] = nvkm_ro32(pgt, base + 0x4); - tmp[2] = nvkm_ro32(pgt, base + 0x8); - tmp[3] = nvkm_ro32(pgt, base + 0xc); - - while (cnt--) { - u32 addr = list ? (*list++ >> 12) : (null >> 12); - switch (pte++ & 0x3) { - case 0: - tmp[0] &= ~0x07ffffff; - tmp[0] |= addr; - break; - case 1: - tmp[0] &= ~0xf8000000; - tmp[0] |= addr << 27; - tmp[1] &= ~0x003fffff; - tmp[1] |= addr >> 5; - break; - case 2: - tmp[1] &= ~0xffc00000; - tmp[1] |= addr << 22; - tmp[2] &= ~0x0001ffff; - tmp[2] |= addr >> 10; - break; - case 3: - tmp[2] &= ~0xfffe0000; - tmp[2] |= addr << 17; - tmp[3] &= ~0x00000fff; - tmp[3] |= addr >> 15; - break; - } - } - - nvkm_wo32(pgt, base + 0x0, tmp[0]); - nvkm_wo32(pgt, base + 0x4, tmp[1]); - nvkm_wo32(pgt, base + 0x8, tmp[2]); - nvkm_wo32(pgt, base + 0xc, tmp[3] | 0x40000000); -} - -static void -nv44_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, dma_addr_t *list) -{ - struct nv04_mmu *mmu = nv04_mmu(vma->vm->mmu); - u32 tmp[4]; - int i; - - nvkm_kmap(pgt); - if (pte & 3) { - u32 max = 4 - (pte & 3); - u32 part = (cnt > max) ? max : cnt; - nv44_vm_fill(pgt, mmu->null, list, pte, part); - pte += part; - list += part; - cnt -= part; - } - - while (cnt >= 4) { - for (i = 0; i < 4; i++) - tmp[i] = *list++ >> 12; - nvkm_wo32(pgt, pte++ * 4, tmp[0] >> 0 | tmp[1] << 27); - nvkm_wo32(pgt, pte++ * 4, tmp[1] >> 5 | tmp[2] << 22); - nvkm_wo32(pgt, pte++ * 4, tmp[2] >> 10 | tmp[3] << 17); - nvkm_wo32(pgt, pte++ * 4, tmp[3] >> 15 | 0x40000000); - cnt -= 4; - } - - if (cnt) - nv44_vm_fill(pgt, mmu->null, list, pte, cnt); - nvkm_done(pgt); -} - -static void -nv44_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) -{ - struct nv04_mmu *mmu = nv04_mmu(vma->vm->mmu); - - nvkm_kmap(pgt); - if (pte & 3) { - u32 max = 4 - (pte & 3); - u32 part = (cnt > max) ? max : cnt; - nv44_vm_fill(pgt, mmu->null, NULL, pte, part); - pte += part; - cnt -= part; - } - - while (cnt >= 4) { - nvkm_wo32(pgt, pte++ * 4, 0x00000000); - nvkm_wo32(pgt, pte++ * 4, 0x00000000); - nvkm_wo32(pgt, pte++ * 4, 0x00000000); - nvkm_wo32(pgt, pte++ * 4, 0x00000000); - cnt -= 4; - } - - if (cnt) - nv44_vm_fill(pgt, mmu->null, NULL, pte, cnt); - nvkm_done(pgt); -} - -static void -nv44_vm_flush(struct nvkm_vm *vm) -{ - struct nv04_mmu *mmu = nv04_mmu(vm->mmu); - struct nvkm_device *device = mmu->base.subdev.device; - nvkm_wr32(device, 0x100814, mmu->base.limit - NV44_GART_PAGE); - nvkm_wr32(device, 0x100808, 0x00000020); - nvkm_msec(device, 2000, - if (nvkm_rd32(device, 0x100808) & 0x00000001) - break; - ); - nvkm_wr32(device, 0x100808, 0x00000000); -} - -/******************************************************************************* - * MMU subdev - ******************************************************************************/ - -static int -nv44_mmu_oneinit(struct nvkm_mmu *base) -{ - struct nv04_mmu *mmu = nv04_mmu(base); - struct nvkm_device *device = mmu->base.subdev.device; - int ret; - - mmu->nullp = dma_alloc_coherent(device->dev, 16 * 1024, - &mmu->null, GFP_KERNEL); - if (!mmu->nullp) { - nvkm_warn(&mmu->base.subdev, "unable to allocate dummy pages\n"); - mmu->null = 0; - } - - ret = nvkm_vm_create(&mmu->base, 0, NV44_GART_SIZE, 0, 4096, NULL, - &mmu->vm); - if (ret) - return ret; - - ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, - (NV44_GART_SIZE / NV44_GART_PAGE) * 4, - 512 * 1024, true, - &mmu->vm->pgt[0].mem[0]); - mmu->vm->pgt[0].refcount[0] = 1; - return ret; -} +#include <nvif/class.h> static void -nv44_mmu_init(struct nvkm_mmu *base) +nv44_mmu_init(struct nvkm_mmu *mmu) { - struct nv04_mmu *mmu = nv04_mmu(base); - struct nvkm_device *device = mmu->base.subdev.device; - struct nvkm_memory *gart = mmu->vm->pgt[0].mem[0]; + struct nvkm_device *device = mmu->subdev.device; + struct nvkm_memory *pt = mmu->vmm->pd->pt[0]->memory; u32 addr; /* calculate vram address of this PRAMIN block, object must be @@ -198,11 +40,11 @@ nv44_mmu_init(struct nvkm_mmu *base) * of 512KiB for this to work correctly */ addr = nvkm_rd32(device, 0x10020c); - addr -= ((nvkm_memory_addr(gart) >> 19) + 1) << 19; + addr -= ((nvkm_memory_addr(pt) >> 19) + 1) << 19; nvkm_wr32(device, 0x100850, 0x80000000); - nvkm_wr32(device, 0x100818, mmu->null); - nvkm_wr32(device, 0x100804, NV44_GART_SIZE); + nvkm_wr32(device, 0x100818, mmu->vmm->null); + nvkm_wr32(device, 0x100804, (nvkm_memory_size(pt) / 4) * 4096); nvkm_wr32(device, 0x100850, 0x00008000); nvkm_mask(device, 0x10008c, 0x00000200, 0x00000200); nvkm_wr32(device, 0x100820, 0x00000000); @@ -212,17 +54,11 @@ nv44_mmu_init(struct nvkm_mmu *base) static const struct nvkm_mmu_func nv44_mmu = { - .dtor = nv04_mmu_dtor, - .oneinit = nv44_mmu_oneinit, .init = nv44_mmu_init, - .limit = NV44_GART_SIZE, .dma_bits = 39, - .pgt_bits = 32 - 12, - .spg_shift = 12, - .lpg_shift = 12, - .map_sg = nv44_vm_map_sg, - .unmap = nv44_vm_unmap, - .flush = nv44_vm_flush, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_NV04}}, + .mem = {{ -1, -1, NVIF_CLASS_MEM_NV04}, nv04_mem_new, nv04_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_NV04}, nv44_vmm_new, true }, }; int @@ -232,5 +68,5 @@ nv44_mmu_new(struct nvkm_device *device, int index, struct nvkm_mmu **pmmu) !nvkm_boolopt(device->cfgopt, "NvPCIE", true)) return nv04_mmu_new(device, index, pmmu); - return nv04_mmu_new_(&nv44_mmu, device, index, pmmu); + return nvkm_mmu_new_(&nv44_mmu, device, index, pmmu); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c index a1f8d65f0276..db3dfbbb2aa0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/nv50.c @@ -21,207 +21,52 @@ * * Authors: Ben Skeggs */ -#include "priv.h" +#include "mem.h" +#include "vmm.h" -#include <core/gpuobj.h> -#include <subdev/fb.h> -#include <subdev/timer.h> -#include <engine/gr.h> +#include <nvif/class.h> -static void -nv50_vm_map_pgt(struct nvkm_gpuobj *pgd, u32 pde, struct nvkm_memory *pgt[2]) +const u8 * +nv50_mmu_kind(struct nvkm_mmu *base, int *count) { - u64 phys = 0xdeadcafe00000000ULL; - u32 coverage = 0; - - if (pgt[0]) { - /* present, 4KiB pages */ - phys = 0x00000003 | nvkm_memory_addr(pgt[0]); - coverage = (nvkm_memory_size(pgt[0]) >> 3) << 12; - } else - if (pgt[1]) { - /* present, 64KiB pages */ - phys = 0x00000001 | nvkm_memory_addr(pgt[1]); - coverage = (nvkm_memory_size(pgt[1]) >> 3) << 16; - } - - if (phys & 1) { - if (coverage <= 32 * 1024 * 1024) - phys |= 0x60; - else if (coverage <= 64 * 1024 * 1024) - phys |= 0x40; - else if (coverage <= 128 * 1024 * 1024) - phys |= 0x20; - } - - nvkm_kmap(pgd); - nvkm_wo32(pgd, (pde * 8) + 0, lower_32_bits(phys)); - nvkm_wo32(pgd, (pde * 8) + 4, upper_32_bits(phys)); - nvkm_done(pgd); -} - -static inline u64 -vm_addr(struct nvkm_vma *vma, u64 phys, u32 memtype, u32 target) -{ - phys |= 1; /* present */ - phys |= (u64)memtype << 40; - phys |= target << 4; - if (vma->access & NV_MEM_ACCESS_SYS) - phys |= (1 << 6); - if (!(vma->access & NV_MEM_ACCESS_WO)) - phys |= (1 << 3); - return phys; -} - -static void -nv50_vm_map(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, u64 phys, u64 delta) -{ - struct nvkm_ram *ram = vma->vm->mmu->subdev.device->fb->ram; - u32 comp = (mem->memtype & 0x180) >> 7; - u32 block, target; - int i; - - /* IGPs don't have real VRAM, re-target to stolen system memory */ - target = 0; - if (ram->stolen) { - phys += ram->stolen; - target = 3; - } - - phys = vm_addr(vma, phys, mem->memtype, target); - pte <<= 3; - cnt <<= 3; - - nvkm_kmap(pgt); - while (cnt) { - u32 offset_h = upper_32_bits(phys); - u32 offset_l = lower_32_bits(phys); - - for (i = 7; i >= 0; i--) { - block = 1 << (i + 3); - if (cnt >= block && !(pte & (block - 1))) - break; - } - offset_l |= (i << 7); - - phys += block << (vma->node->type - 3); - cnt -= block; - if (comp) { - u32 tag = mem->tag->offset + ((delta >> 16) * comp); - offset_h |= (tag << 17); - delta += block << (vma->node->type - 3); - } - - while (block) { - nvkm_wo32(pgt, pte + 0, offset_l); - nvkm_wo32(pgt, pte + 4, offset_h); - pte += 8; - block -= 8; - } - } - nvkm_done(pgt); -} - -static void -nv50_vm_map_sg(struct nvkm_vma *vma, struct nvkm_memory *pgt, - struct nvkm_mem *mem, u32 pte, u32 cnt, dma_addr_t *list) -{ - u32 target = (vma->access & NV_MEM_ACCESS_NOSNOOP) ? 3 : 2; - pte <<= 3; - nvkm_kmap(pgt); - while (cnt--) { - u64 phys = vm_addr(vma, (u64)*list++, mem->memtype, target); - nvkm_wo32(pgt, pte + 0, lower_32_bits(phys)); - nvkm_wo32(pgt, pte + 4, upper_32_bits(phys)); - pte += 8; - } - nvkm_done(pgt); -} - -static void -nv50_vm_unmap(struct nvkm_vma *vma, struct nvkm_memory *pgt, u32 pte, u32 cnt) -{ - pte <<= 3; - nvkm_kmap(pgt); - while (cnt--) { - nvkm_wo32(pgt, pte + 0, 0x00000000); - nvkm_wo32(pgt, pte + 4, 0x00000000); - pte += 8; - } - nvkm_done(pgt); -} - -static void -nv50_vm_flush(struct nvkm_vm *vm) -{ - struct nvkm_mmu *mmu = vm->mmu; - struct nvkm_subdev *subdev = &mmu->subdev; - struct nvkm_device *device = subdev->device; - int i, vme; - - mutex_lock(&subdev->mutex); - for (i = 0; i < NVKM_SUBDEV_NR; i++) { - if (!atomic_read(&vm->engref[i])) - continue; - - /* unfortunate hw bug workaround... */ - if (i == NVKM_ENGINE_GR && device->gr) { - int ret = nvkm_gr_tlb_flush(device->gr); - if (ret != -ENODEV) - continue; - } - - switch (i) { - case NVKM_ENGINE_GR : vme = 0x00; break; - case NVKM_ENGINE_VP : - case NVKM_ENGINE_MSPDEC: vme = 0x01; break; - case NVKM_SUBDEV_BAR : vme = 0x06; break; - case NVKM_ENGINE_MSPPP : - case NVKM_ENGINE_MPEG : vme = 0x08; break; - case NVKM_ENGINE_BSP : - case NVKM_ENGINE_MSVLD : vme = 0x09; break; - case NVKM_ENGINE_CIPHER: - case NVKM_ENGINE_SEC : vme = 0x0a; break; - case NVKM_ENGINE_CE0 : vme = 0x0d; break; - default: - continue; - } - - nvkm_wr32(device, 0x100c80, (vme << 16) | 1); - if (nvkm_msec(device, 2000, - if (!(nvkm_rd32(device, 0x100c80) & 0x00000001)) - break; - ) < 0) - nvkm_error(subdev, "vm flush timeout: engine %d\n", vme); - } - mutex_unlock(&subdev->mutex); -} - -static int -nv50_vm_create(struct nvkm_mmu *mmu, u64 offset, u64 length, u64 mm_offset, - struct lock_class_key *key, struct nvkm_vm **pvm) -{ - u32 block = (1 << (mmu->func->pgt_bits + 12)); - if (block > length) - block = length; - - return nvkm_vm_create(mmu, offset, length, mm_offset, block, key, pvm); + /* 0x01: no bank swizzle + * 0x02: bank swizzled + * 0x7f: invalid + * + * 0x01/0x02 are values understood by the VRAM allocator, + * and are required to avoid mixing the two types within + * a certain range. + */ + static const u8 + kind[128] = { + 0x01, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, /* 0x00 */ + 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, + 0x01, 0x01, 0x01, 0x01, 0x7f, 0x7f, 0x7f, 0x7f, /* 0x10 */ + 0x02, 0x02, 0x02, 0x02, 0x7f, 0x7f, 0x7f, 0x7f, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x7f, /* 0x20 */ + 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x7f, + 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, /* 0x30 */ + 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, /* 0x40 */ + 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x7f, 0x7f, + 0x7f, 0x7f, 0x7f, 0x7f, 0x01, 0x01, 0x01, 0x7f, /* 0x50 */ + 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x7f, /* 0x60 */ + 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x02, 0x02, + 0x01, 0x7f, 0x02, 0x7f, 0x01, 0x7f, 0x02, 0x7f, /* 0x70 */ + 0x01, 0x01, 0x02, 0x02, 0x01, 0x01, 0x7f, 0x7f + }; + *count = ARRAY_SIZE(kind); + return kind; } static const struct nvkm_mmu_func nv50_mmu = { - .limit = (1ULL << 40), .dma_bits = 40, - .pgt_bits = 29 - 12, - .spg_shift = 12, - .lpg_shift = 16, - .create = nv50_vm_create, - .map_pgt = nv50_vm_map_pgt, - .map = nv50_vm_map, - .map_sg = nv50_vm_map_sg, - .unmap = nv50_vm_unmap, - .flush = nv50_vm_flush, + .mmu = {{ -1, -1, NVIF_CLASS_MMU_NV50}}, + .mem = {{ -1, 0, NVIF_CLASS_MEM_NV50}, nv50_mem_new, nv50_mem_map }, + .vmm = {{ -1, -1, NVIF_CLASS_VMM_NV50}, nv50_vmm_new, false, 0x1400 }, + .kind = nv50_mmu_kind, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h index bf37f313b5bb..948a48c21be4 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/priv.h @@ -10,31 +10,57 @@ int nvkm_mmu_new_(const struct nvkm_mmu_func *, struct nvkm_device *, int index, struct nvkm_mmu **); struct nvkm_mmu_func { - void *(*dtor)(struct nvkm_mmu *); - int (*oneinit)(struct nvkm_mmu *); void (*init)(struct nvkm_mmu *); - u64 limit; u8 dma_bits; - u32 pgt_bits; - u8 spg_shift; - u8 lpg_shift; - - int (*create)(struct nvkm_mmu *, u64 offset, u64 length, u64 mm_offset, - struct lock_class_key *, struct nvkm_vm **); - - void (*map_pgt)(struct nvkm_gpuobj *pgd, u32 pde, - struct nvkm_memory *pgt[2]); - void (*map)(struct nvkm_vma *, struct nvkm_memory *, - struct nvkm_mem *, u32 pte, u32 cnt, - u64 phys, u64 delta); - void (*map_sg)(struct nvkm_vma *, struct nvkm_memory *, - struct nvkm_mem *, u32 pte, u32 cnt, dma_addr_t *); - void (*unmap)(struct nvkm_vma *, struct nvkm_memory *pgt, - u32 pte, u32 cnt); - void (*flush)(struct nvkm_vm *); + + struct { + struct nvkm_sclass user; + } mmu; + + struct { + struct nvkm_sclass user; + int (*vram)(struct nvkm_mmu *, int type, u8 page, u64 size, + void *argv, u32 argc, struct nvkm_memory **); + int (*umap)(struct nvkm_mmu *, struct nvkm_memory *, void *argv, + u32 argc, u64 *addr, u64 *size, struct nvkm_vma **); + } mem; + + struct { + struct nvkm_sclass user; + int (*ctor)(struct nvkm_mmu *, u64 addr, u64 size, + void *argv, u32 argc, struct lock_class_key *, + const char *name, struct nvkm_vmm **); + bool global; + u32 pd_offset; + } vmm; + + const u8 *(*kind)(struct nvkm_mmu *, int *count); + bool kind_sys; +}; + +extern const struct nvkm_mmu_func nv04_mmu; + +const u8 *nv50_mmu_kind(struct nvkm_mmu *, int *count); + +const u8 *gf100_mmu_kind(struct nvkm_mmu *, int *count); + +const u8 *gm200_mmu_kind(struct nvkm_mmu *, int *); + +struct nvkm_mmu_pt { + union { + struct nvkm_mmu_ptc *ptc; + struct nvkm_mmu_ptp *ptp; + }; + struct nvkm_memory *memory; + bool sub; + u16 base; + u64 addr; + struct list_head head; }; -int nvkm_vm_create(struct nvkm_mmu *, u64, u64, u64, u32, - struct lock_class_key *, struct nvkm_vm **); +void nvkm_mmu_ptc_dump(struct nvkm_mmu *); +struct nvkm_mmu_pt * +nvkm_mmu_ptc_get(struct nvkm_mmu *, u32 size, u32 align, bool zero); +void nvkm_mmu_ptc_put(struct nvkm_mmu *, bool force, struct nvkm_mmu_pt **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c new file mode 100644 index 000000000000..fac2f9a45ea6 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.c @@ -0,0 +1,192 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "umem.h" +#include "ummu.h" + +#include <core/client.h> +#include <core/memory.h> +#include <subdev/bar.h> + +#include <nvif/class.h> +#include <nvif/if000a.h> +#include <nvif/unpack.h> + +static const struct nvkm_object_func nvkm_umem; +struct nvkm_memory * +nvkm_umem_search(struct nvkm_client *client, u64 handle) +{ + struct nvkm_client *master = client->object.client; + struct nvkm_memory *memory = NULL; + struct nvkm_object *object; + struct nvkm_umem *umem; + + object = nvkm_object_search(client, handle, &nvkm_umem); + if (IS_ERR(object)) { + if (client->super && client != master) { + spin_lock(&master->lock); + list_for_each_entry(umem, &master->umem, head) { + if (umem->object.object == handle) { + memory = nvkm_memory_ref(umem->memory); + break; + } + } + spin_unlock(&master->lock); + } + } else { + umem = nvkm_umem(object); + if (!umem->priv || client->super) + memory = nvkm_memory_ref(umem->memory); + } + + return memory ? memory : ERR_PTR(-ENOENT); +} + +static int +nvkm_umem_unmap(struct nvkm_object *object) +{ + struct nvkm_umem *umem = nvkm_umem(object); + + if (!umem->map) + return -EEXIST; + + if (umem->io) { + if (!IS_ERR(umem->bar)) { + struct nvkm_device *device = umem->mmu->subdev.device; + nvkm_vmm_put(nvkm_bar_bar1_vmm(device), &umem->bar); + } else { + umem->bar = NULL; + } + } else { + vunmap(umem->map); + umem->map = NULL; + } + + return 0; +} + +static int +nvkm_umem_map(struct nvkm_object *object, void *argv, u32 argc, + enum nvkm_object_map *type, u64 *handle, u64 *length) +{ + struct nvkm_umem *umem = nvkm_umem(object); + struct nvkm_mmu *mmu = umem->mmu; + + if (!umem->mappable) + return -EINVAL; + if (umem->map) + return -EEXIST; + + if ((umem->type & NVKM_MEM_HOST) && !argc) { + int ret = nvkm_mem_map_host(umem->memory, &umem->map); + if (ret) + return ret; + + *handle = (unsigned long)(void *)umem->map; + *length = nvkm_memory_size(umem->memory); + *type = NVKM_OBJECT_MAP_VA; + return 0; + } else + if ((umem->type & NVKM_MEM_VRAM) || + (umem->type & NVKM_MEM_KIND)) { + int ret = mmu->func->mem.umap(mmu, umem->memory, argv, argc, + handle, length, &umem->bar); + if (ret) + return ret; + + *type = NVKM_OBJECT_MAP_IO; + } else { + return -EINVAL; + } + + umem->io = (*type == NVKM_OBJECT_MAP_IO); + return 0; +} + +static void * +nvkm_umem_dtor(struct nvkm_object *object) +{ + struct nvkm_umem *umem = nvkm_umem(object); + spin_lock(&umem->object.client->lock); + list_del_init(&umem->head); + spin_unlock(&umem->object.client->lock); + nvkm_memory_unref(&umem->memory); + return umem; +} + +static const struct nvkm_object_func +nvkm_umem = { + .dtor = nvkm_umem_dtor, + .map = nvkm_umem_map, + .unmap = nvkm_umem_unmap, +}; + +int +nvkm_umem_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, + struct nvkm_object **pobject) +{ + struct nvkm_mmu *mmu = nvkm_ummu(oclass->parent)->mmu; + union { + struct nvif_mem_v0 v0; + } *args = argv; + struct nvkm_umem *umem; + int type, ret = -ENOSYS; + u8 page; + u64 size; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, true))) { + type = args->v0.type; + page = args->v0.page; + size = args->v0.size; + } else + return ret; + + if (type >= mmu->type_nr) + return -EINVAL; + + if (!(umem = kzalloc(sizeof(*umem), GFP_KERNEL))) + return -ENOMEM; + nvkm_object_ctor(&nvkm_umem, oclass, &umem->object); + umem->mmu = mmu; + umem->type = mmu->type[type].type; + umem->priv = oclass->client->super; + INIT_LIST_HEAD(&umem->head); + *pobject = &umem->object; + + if (mmu->type[type].type & NVKM_MEM_MAPPABLE) { + page = max_t(u8, page, PAGE_SHIFT); + umem->mappable = true; + } + + ret = nvkm_mem_new_type(mmu, type, page, size, argv, argc, + &umem->memory); + if (ret) + return ret; + + spin_lock(&umem->object.client->lock); + list_add(&umem->head, &umem->object.client->umem); + spin_unlock(&umem->object.client->lock); + + args->v0.page = nvkm_memory_page(umem->memory); + args->v0.addr = nvkm_memory_addr(umem->memory); + args->v0.size = nvkm_memory_size(umem->memory); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h new file mode 100644 index 000000000000..85cf692d620a --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/umem.h @@ -0,0 +1,26 @@ +#ifndef __NVKM_UMEM_H__ +#define __NVKM_UMEM_H__ +#define nvkm_umem(p) container_of((p), struct nvkm_umem, object) +#include <core/object.h> +#include "mem.h" + +struct nvkm_umem { + struct nvkm_object object; + struct nvkm_mmu *mmu; + u8 type:8; + bool priv:1; + bool mappable:1; + bool io:1; + + struct nvkm_memory *memory; + struct list_head head; + + union { + struct nvkm_vma *bar; + void *map; + }; +}; + +int nvkm_umem_new(const struct nvkm_oclass *, void *argv, u32 argc, + struct nvkm_object **); +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c new file mode 100644 index 000000000000..353f10f92b77 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.c @@ -0,0 +1,178 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "ummu.h" +#include "umem.h" +#include "uvmm.h" + +#include <core/client.h> + +#include <nvif/if0008.h> +#include <nvif/unpack.h> + +static int +nvkm_ummu_sclass(struct nvkm_object *object, int index, + struct nvkm_oclass *oclass) +{ + struct nvkm_mmu *mmu = nvkm_ummu(object)->mmu; + + if (mmu->func->mem.user.oclass && oclass->client->super) { + if (index-- == 0) { + oclass->base = mmu->func->mem.user; + oclass->ctor = nvkm_umem_new; + return 0; + } + } + + if (mmu->func->vmm.user.oclass) { + if (index-- == 0) { + oclass->base = mmu->func->vmm.user; + oclass->ctor = nvkm_uvmm_new; + return 0; + } + } + + return -EINVAL; +} + +static int +nvkm_ummu_heap(struct nvkm_ummu *ummu, void *argv, u32 argc) +{ + struct nvkm_mmu *mmu = ummu->mmu; + union { + struct nvif_mmu_heap_v0 v0; + } *args = argv; + int ret = -ENOSYS; + u8 index; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + if ((index = args->v0.index) >= mmu->heap_nr) + return -EINVAL; + args->v0.size = mmu->heap[index].size; + } else + return ret; + + return 0; +} + +static int +nvkm_ummu_type(struct nvkm_ummu *ummu, void *argv, u32 argc) +{ + struct nvkm_mmu *mmu = ummu->mmu; + union { + struct nvif_mmu_type_v0 v0; + } *args = argv; + int ret = -ENOSYS; + u8 type, index; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + if ((index = args->v0.index) >= mmu->type_nr) + return -EINVAL; + type = mmu->type[index].type; + args->v0.heap = mmu->type[index].heap; + args->v0.vram = !!(type & NVKM_MEM_VRAM); + args->v0.host = !!(type & NVKM_MEM_HOST); + args->v0.comp = !!(type & NVKM_MEM_COMP); + args->v0.disp = !!(type & NVKM_MEM_DISP); + args->v0.kind = !!(type & NVKM_MEM_KIND); + args->v0.mappable = !!(type & NVKM_MEM_MAPPABLE); + args->v0.coherent = !!(type & NVKM_MEM_COHERENT); + args->v0.uncached = !!(type & NVKM_MEM_UNCACHED); + } else + return ret; + + return 0; +} + +static int +nvkm_ummu_kind(struct nvkm_ummu *ummu, void *argv, u32 argc) +{ + struct nvkm_mmu *mmu = ummu->mmu; + union { + struct nvif_mmu_kind_v0 v0; + } *args = argv; + const u8 *kind = NULL; + int ret = -ENOSYS, count = 0; + + if (mmu->func->kind) + kind = mmu->func->kind(mmu, &count); + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, true))) { + if (argc != args->v0.count * sizeof(*args->v0.data)) + return -EINVAL; + if (args->v0.count > count) + return -EINVAL; + memcpy(args->v0.data, kind, args->v0.count); + } else + return ret; + + return 0; +} + +static int +nvkm_ummu_mthd(struct nvkm_object *object, u32 mthd, void *argv, u32 argc) +{ + struct nvkm_ummu *ummu = nvkm_ummu(object); + switch (mthd) { + case NVIF_MMU_V0_HEAP: return nvkm_ummu_heap(ummu, argv, argc); + case NVIF_MMU_V0_TYPE: return nvkm_ummu_type(ummu, argv, argc); + case NVIF_MMU_V0_KIND: return nvkm_ummu_kind(ummu, argv, argc); + default: + break; + } + return -EINVAL; +} + +static const struct nvkm_object_func +nvkm_ummu = { + .mthd = nvkm_ummu_mthd, + .sclass = nvkm_ummu_sclass, +}; + +int +nvkm_ummu_new(struct nvkm_device *device, const struct nvkm_oclass *oclass, + void *argv, u32 argc, struct nvkm_object **pobject) +{ + union { + struct nvif_mmu_v0 v0; + } *args = argv; + struct nvkm_mmu *mmu = device->mmu; + struct nvkm_ummu *ummu; + int ret = -ENOSYS, kinds = 0; + + if (mmu->func->kind) + mmu->func->kind(mmu, &kinds); + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + args->v0.dmabits = mmu->dma_bits; + args->v0.heap_nr = mmu->heap_nr; + args->v0.type_nr = mmu->type_nr; + args->v0.kind_nr = kinds; + } else + return ret; + + if (!(ummu = kzalloc(sizeof(*ummu), GFP_KERNEL))) + return -ENOMEM; + nvkm_object_ctor(&nvkm_ummu, oclass, &ummu->object); + ummu->mmu = mmu; + *pobject = &ummu->object; + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.h new file mode 100644 index 000000000000..0cd510dcfc68 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/ummu.h @@ -0,0 +1,14 @@ +#ifndef __NVKM_UMMU_H__ +#define __NVKM_UMMU_H__ +#define nvkm_ummu(p) container_of((p), struct nvkm_ummu, object) +#include <core/object.h> +#include "priv.h" + +struct nvkm_ummu { + struct nvkm_object object; + struct nvkm_mmu *mmu; +}; + +int nvkm_ummu_new(struct nvkm_device *, const struct nvkm_oclass *, + void *argv, u32 argc, struct nvkm_object **); +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c new file mode 100644 index 000000000000..fa81d0c1ba41 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c @@ -0,0 +1,352 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "uvmm.h" +#include "umem.h" +#include "ummu.h" + +#include <core/client.h> +#include <core/memory.h> + +#include <nvif/if000c.h> +#include <nvif/unpack.h> + +static const struct nvkm_object_func nvkm_uvmm; +struct nvkm_vmm * +nvkm_uvmm_search(struct nvkm_client *client, u64 handle) +{ + struct nvkm_object *object; + + object = nvkm_object_search(client, handle, &nvkm_uvmm); + if (IS_ERR(object)) + return (void *)object; + + return nvkm_uvmm(object)->vmm; +} + +static int +nvkm_uvmm_mthd_unmap(struct nvkm_uvmm *uvmm, void *argv, u32 argc) +{ + struct nvkm_client *client = uvmm->object.client; + union { + struct nvif_vmm_unmap_v0 v0; + } *args = argv; + struct nvkm_vmm *vmm = uvmm->vmm; + struct nvkm_vma *vma; + int ret = -ENOSYS; + u64 addr; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + addr = args->v0.addr; + } else + return ret; + + mutex_lock(&vmm->mutex); + vma = nvkm_vmm_node_search(vmm, addr); + if (ret = -ENOENT, !vma || vma->addr != addr) { + VMM_DEBUG(vmm, "lookup %016llx: %016llx", + addr, vma ? vma->addr : ~0ULL); + goto done; + } + + if (ret = -ENOENT, (!vma->user && !client->super) || vma->busy) { + VMM_DEBUG(vmm, "denied %016llx: %d %d %d", addr, + vma->user, !client->super, vma->busy); + goto done; + } + + if (ret = -EINVAL, !vma->memory) { + VMM_DEBUG(vmm, "unmapped"); + goto done; + } + + nvkm_vmm_unmap_locked(vmm, vma); + ret = 0; +done: + mutex_unlock(&vmm->mutex); + return ret; +} + +static int +nvkm_uvmm_mthd_map(struct nvkm_uvmm *uvmm, void *argv, u32 argc) +{ + struct nvkm_client *client = uvmm->object.client; + union { + struct nvif_vmm_map_v0 v0; + } *args = argv; + u64 addr, size, handle, offset; + struct nvkm_vmm *vmm = uvmm->vmm; + struct nvkm_vma *vma; + struct nvkm_memory *memory; + int ret = -ENOSYS; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, true))) { + addr = args->v0.addr; + size = args->v0.size; + handle = args->v0.memory; + offset = args->v0.offset; + } else + return ret; + + if (IS_ERR((memory = nvkm_umem_search(client, handle)))) { + VMM_DEBUG(vmm, "memory %016llx %ld\n", handle, PTR_ERR(memory)); + return PTR_ERR(memory); + } + + mutex_lock(&vmm->mutex); + if (ret = -ENOENT, !(vma = nvkm_vmm_node_search(vmm, addr))) { + VMM_DEBUG(vmm, "lookup %016llx", addr); + goto fail; + } + + if (ret = -ENOENT, (!vma->user && !client->super) || vma->busy) { + VMM_DEBUG(vmm, "denied %016llx: %d %d %d", addr, + vma->user, !client->super, vma->busy); + goto fail; + } + + if (ret = -EINVAL, vma->addr != addr || vma->size != size) { + if (addr + size > vma->addr + vma->size || vma->memory || + (vma->refd == NVKM_VMA_PAGE_NONE && !vma->mapref)) { + VMM_DEBUG(vmm, "split %d %d %d " + "%016llx %016llx %016llx %016llx", + !!vma->memory, vma->refd, vma->mapref, + addr, size, vma->addr, (u64)vma->size); + goto fail; + } + + if (vma->addr != addr) { + const u64 tail = vma->size + vma->addr - addr; + if (ret = -ENOMEM, !(vma = nvkm_vma_tail(vma, tail))) + goto fail; + vma->part = true; + nvkm_vmm_node_insert(vmm, vma); + } + + if (vma->size != size) { + const u64 tail = vma->size - size; + struct nvkm_vma *tmp; + if (ret = -ENOMEM, !(tmp = nvkm_vma_tail(vma, tail))) { + nvkm_vmm_unmap_region(vmm, vma); + goto fail; + } + tmp->part = true; + nvkm_vmm_node_insert(vmm, tmp); + } + } + vma->busy = true; + mutex_unlock(&vmm->mutex); + + ret = nvkm_memory_map(memory, offset, vmm, vma, argv, argc); + if (ret == 0) { + /* Successful map will clear vma->busy. */ + nvkm_memory_unref(&memory); + return 0; + } + + mutex_lock(&vmm->mutex); + vma->busy = false; + nvkm_vmm_unmap_region(vmm, vma); +fail: + mutex_unlock(&vmm->mutex); + nvkm_memory_unref(&memory); + return ret; +} + +static int +nvkm_uvmm_mthd_put(struct nvkm_uvmm *uvmm, void *argv, u32 argc) +{ + struct nvkm_client *client = uvmm->object.client; + union { + struct nvif_vmm_put_v0 v0; + } *args = argv; + struct nvkm_vmm *vmm = uvmm->vmm; + struct nvkm_vma *vma; + int ret = -ENOSYS; + u64 addr; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + addr = args->v0.addr; + } else + return ret; + + mutex_lock(&vmm->mutex); + vma = nvkm_vmm_node_search(vmm, args->v0.addr); + if (ret = -ENOENT, !vma || vma->addr != addr || vma->part) { + VMM_DEBUG(vmm, "lookup %016llx: %016llx %d", addr, + vma ? vma->addr : ~0ULL, vma ? vma->part : 0); + goto done; + } + + if (ret = -ENOENT, (!vma->user && !client->super) || vma->busy) { + VMM_DEBUG(vmm, "denied %016llx: %d %d %d", addr, + vma->user, !client->super, vma->busy); + goto done; + } + + nvkm_vmm_put_locked(vmm, vma); + ret = 0; +done: + mutex_unlock(&vmm->mutex); + return ret; +} + +static int +nvkm_uvmm_mthd_get(struct nvkm_uvmm *uvmm, void *argv, u32 argc) +{ + struct nvkm_client *client = uvmm->object.client; + union { + struct nvif_vmm_get_v0 v0; + } *args = argv; + struct nvkm_vmm *vmm = uvmm->vmm; + struct nvkm_vma *vma; + int ret = -ENOSYS; + bool getref, mapref, sparse; + u8 page, align; + u64 size; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + getref = args->v0.type == NVIF_VMM_GET_V0_PTES; + mapref = args->v0.type == NVIF_VMM_GET_V0_ADDR; + sparse = args->v0.sparse; + page = args->v0.page; + align = args->v0.align; + size = args->v0.size; + } else + return ret; + + mutex_lock(&vmm->mutex); + ret = nvkm_vmm_get_locked(vmm, getref, mapref, sparse, + page, align, size, &vma); + mutex_unlock(&vmm->mutex); + if (ret) + return ret; + + args->v0.addr = vma->addr; + vma->user = !client->super; + return ret; +} + +static int +nvkm_uvmm_mthd_page(struct nvkm_uvmm *uvmm, void *argv, u32 argc) +{ + union { + struct nvif_vmm_page_v0 v0; + } *args = argv; + const struct nvkm_vmm_page *page; + int ret = -ENOSYS; + u8 type, index, nr; + + page = uvmm->vmm->func->page; + for (nr = 0; page[nr].shift; nr++); + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + if ((index = args->v0.index) >= nr) + return -EINVAL; + type = page[index].type; + args->v0.shift = page[index].shift; + args->v0.sparse = !!(type & NVKM_VMM_PAGE_SPARSE); + args->v0.vram = !!(type & NVKM_VMM_PAGE_VRAM); + args->v0.host = !!(type & NVKM_VMM_PAGE_HOST); + args->v0.comp = !!(type & NVKM_VMM_PAGE_COMP); + } else + return -ENOSYS; + + return 0; +} + +static int +nvkm_uvmm_mthd(struct nvkm_object *object, u32 mthd, void *argv, u32 argc) +{ + struct nvkm_uvmm *uvmm = nvkm_uvmm(object); + switch (mthd) { + case NVIF_VMM_V0_PAGE : return nvkm_uvmm_mthd_page (uvmm, argv, argc); + case NVIF_VMM_V0_GET : return nvkm_uvmm_mthd_get (uvmm, argv, argc); + case NVIF_VMM_V0_PUT : return nvkm_uvmm_mthd_put (uvmm, argv, argc); + case NVIF_VMM_V0_MAP : return nvkm_uvmm_mthd_map (uvmm, argv, argc); + case NVIF_VMM_V0_UNMAP : return nvkm_uvmm_mthd_unmap (uvmm, argv, argc); + default: + break; + } + return -EINVAL; +} + +static void * +nvkm_uvmm_dtor(struct nvkm_object *object) +{ + struct nvkm_uvmm *uvmm = nvkm_uvmm(object); + nvkm_vmm_unref(&uvmm->vmm); + return uvmm; +} + +static const struct nvkm_object_func +nvkm_uvmm = { + .dtor = nvkm_uvmm_dtor, + .mthd = nvkm_uvmm_mthd, +}; + +int +nvkm_uvmm_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, + struct nvkm_object **pobject) +{ + struct nvkm_mmu *mmu = nvkm_ummu(oclass->parent)->mmu; + const bool more = oclass->base.maxver >= 0; + union { + struct nvif_vmm_v0 v0; + } *args = argv; + const struct nvkm_vmm_page *page; + struct nvkm_uvmm *uvmm; + int ret = -ENOSYS; + u64 addr, size; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, more))) { + addr = args->v0.addr; + size = args->v0.size; + } else + return ret; + + if (!(uvmm = kzalloc(sizeof(*uvmm), GFP_KERNEL))) + return -ENOMEM; + nvkm_object_ctor(&nvkm_uvmm, oclass, &uvmm->object); + *pobject = &uvmm->object; + + if (!mmu->vmm) { + ret = mmu->func->vmm.ctor(mmu, addr, size, argv, argc, + NULL, "user", &uvmm->vmm); + if (ret) + return ret; + + uvmm->vmm->debug = max(uvmm->vmm->debug, oclass->client->debug); + } else { + if (size) + return -EINVAL; + + uvmm->vmm = nvkm_vmm_ref(mmu->vmm); + } + + page = uvmm->vmm->func->page; + args->v0.page_nr = 0; + while (page && (page++)->shift) + args->v0.page_nr++; + args->v0.addr = uvmm->vmm->start; + args->v0.size = uvmm->vmm->limit; + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.h new file mode 100644 index 000000000000..71dab55e18a9 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.h @@ -0,0 +1,14 @@ +#ifndef __NVKM_UVMM_H__ +#define __NVKM_UVMM_H__ +#define nvkm_uvmm(p) container_of((p), struct nvkm_uvmm, object) +#include <core/object.h> +#include "vmm.h" + +struct nvkm_uvmm { + struct nvkm_object object; + struct nvkm_vmm *vmm; +}; + +int nvkm_uvmm_new(const struct nvkm_oclass *, void *argv, u32 argc, + struct nvkm_object **); +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c new file mode 100644 index 000000000000..e35d3e17cd7c --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.c @@ -0,0 +1,1513 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#define NVKM_VMM_LEVELS_MAX 5 +#include "vmm.h" + +#include <subdev/fb.h> + +static void +nvkm_vmm_pt_del(struct nvkm_vmm_pt **ppgt) +{ + struct nvkm_vmm_pt *pgt = *ppgt; + if (pgt) { + kvfree(pgt->pde); + kfree(pgt); + *ppgt = NULL; + } +} + + +static struct nvkm_vmm_pt * +nvkm_vmm_pt_new(const struct nvkm_vmm_desc *desc, bool sparse, + const struct nvkm_vmm_page *page) +{ + const u32 pten = 1 << desc->bits; + struct nvkm_vmm_pt *pgt; + u32 lpte = 0; + + if (desc->type > PGT) { + if (desc->type == SPT) { + const struct nvkm_vmm_desc *pair = page[-1].desc; + lpte = pten >> (desc->bits - pair->bits); + } else { + lpte = pten; + } + } + + if (!(pgt = kzalloc(sizeof(*pgt) + lpte, GFP_KERNEL))) + return NULL; + pgt->page = page ? page->shift : 0; + pgt->sparse = sparse; + + if (desc->type == PGD) { + pgt->pde = kvzalloc(sizeof(*pgt->pde) * pten, GFP_KERNEL); + if (!pgt->pde) { + kfree(pgt); + return NULL; + } + } + + return pgt; +} + +struct nvkm_vmm_iter { + const struct nvkm_vmm_page *page; + const struct nvkm_vmm_desc *desc; + struct nvkm_vmm *vmm; + u64 cnt; + u16 max, lvl; + u32 pte[NVKM_VMM_LEVELS_MAX]; + struct nvkm_vmm_pt *pt[NVKM_VMM_LEVELS_MAX]; + int flush; +}; + +#ifdef CONFIG_NOUVEAU_DEBUG_MMU +static const char * +nvkm_vmm_desc_type(const struct nvkm_vmm_desc *desc) +{ + switch (desc->type) { + case PGD: return "PGD"; + case PGT: return "PGT"; + case SPT: return "SPT"; + case LPT: return "LPT"; + default: + return "UNKNOWN"; + } +} + +static void +nvkm_vmm_trace(struct nvkm_vmm_iter *it, char *buf) +{ + int lvl; + for (lvl = it->max; lvl >= 0; lvl--) { + if (lvl >= it->lvl) + buf += sprintf(buf, "%05x:", it->pte[lvl]); + else + buf += sprintf(buf, "xxxxx:"); + } +} + +#define TRA(i,f,a...) do { \ + char _buf[NVKM_VMM_LEVELS_MAX * 7]; \ + struct nvkm_vmm_iter *_it = (i); \ + nvkm_vmm_trace(_it, _buf); \ + VMM_TRACE(_it->vmm, "%s "f, _buf, ##a); \ +} while(0) +#else +#define TRA(i,f,a...) +#endif + +static inline void +nvkm_vmm_flush_mark(struct nvkm_vmm_iter *it) +{ + it->flush = min(it->flush, it->max - it->lvl); +} + +static inline void +nvkm_vmm_flush(struct nvkm_vmm_iter *it) +{ + if (it->flush != NVKM_VMM_LEVELS_MAX) { + if (it->vmm->func->flush) { + TRA(it, "flush: %d", it->flush); + it->vmm->func->flush(it->vmm, it->flush); + } + it->flush = NVKM_VMM_LEVELS_MAX; + } +} + +static void +nvkm_vmm_unref_pdes(struct nvkm_vmm_iter *it) +{ + const struct nvkm_vmm_desc *desc = it->desc; + const int type = desc[it->lvl].type == SPT; + struct nvkm_vmm_pt *pgd = it->pt[it->lvl + 1]; + struct nvkm_vmm_pt *pgt = it->pt[it->lvl]; + struct nvkm_mmu_pt *pt = pgt->pt[type]; + struct nvkm_vmm *vmm = it->vmm; + u32 pdei = it->pte[it->lvl + 1]; + + /* Recurse up the tree, unreferencing/destroying unneeded PDs. */ + it->lvl++; + if (--pgd->refs[0]) { + const struct nvkm_vmm_desc_func *func = desc[it->lvl].func; + /* PD has other valid PDEs, so we need a proper update. */ + TRA(it, "PDE unmap %s", nvkm_vmm_desc_type(&desc[it->lvl - 1])); + pgt->pt[type] = NULL; + if (!pgt->refs[!type]) { + /* PDE no longer required. */ + if (pgd->pt[0]) { + if (pgt->sparse) { + func->sparse(vmm, pgd->pt[0], pdei, 1); + pgd->pde[pdei] = NVKM_VMM_PDE_SPARSE; + } else { + func->unmap(vmm, pgd->pt[0], pdei, 1); + pgd->pde[pdei] = NULL; + } + } else { + /* Special handling for Tesla-class GPUs, + * where there's no central PD, but each + * instance has its own embedded PD. + */ + func->pde(vmm, pgd, pdei); + pgd->pde[pdei] = NULL; + } + } else { + /* PDE was pointing at dual-PTs and we're removing + * one of them, leaving the other in place. + */ + func->pde(vmm, pgd, pdei); + } + + /* GPU may have cached the PTs, flush before freeing. */ + nvkm_vmm_flush_mark(it); + nvkm_vmm_flush(it); + } else { + /* PD has no valid PDEs left, so we can just destroy it. */ + nvkm_vmm_unref_pdes(it); + } + + /* Destroy PD/PT. */ + TRA(it, "PDE free %s", nvkm_vmm_desc_type(&desc[it->lvl - 1])); + nvkm_mmu_ptc_put(vmm->mmu, vmm->bootstrapped, &pt); + if (!pgt->refs[!type]) + nvkm_vmm_pt_del(&pgt); + it->lvl--; +} + +static void +nvkm_vmm_unref_sptes(struct nvkm_vmm_iter *it, struct nvkm_vmm_pt *pgt, + const struct nvkm_vmm_desc *desc, u32 ptei, u32 ptes) +{ + const struct nvkm_vmm_desc *pair = it->page[-1].desc; + const u32 sptb = desc->bits - pair->bits; + const u32 sptn = 1 << sptb; + struct nvkm_vmm *vmm = it->vmm; + u32 spti = ptei & (sptn - 1), lpti, pteb; + + /* Determine how many SPTEs are being touched under each LPTE, + * and drop reference counts. + */ + for (lpti = ptei >> sptb; ptes; spti = 0, lpti++) { + const u32 pten = min(sptn - spti, ptes); + pgt->pte[lpti] -= pten; + ptes -= pten; + } + + /* We're done here if there's no corresponding LPT. */ + if (!pgt->refs[0]) + return; + + for (ptei = pteb = ptei >> sptb; ptei < lpti; pteb = ptei) { + /* Skip over any LPTEs that still have valid SPTEs. */ + if (pgt->pte[pteb] & NVKM_VMM_PTE_SPTES) { + for (ptes = 1, ptei++; ptei < lpti; ptes++, ptei++) { + if (!(pgt->pte[ptei] & NVKM_VMM_PTE_SPTES)) + break; + } + continue; + } + + /* As there's no more non-UNMAPPED SPTEs left in the range + * covered by a number of LPTEs, the LPTEs once again take + * control over their address range. + * + * Determine how many LPTEs need to transition state. + */ + pgt->pte[ptei] &= ~NVKM_VMM_PTE_VALID; + for (ptes = 1, ptei++; ptei < lpti; ptes++, ptei++) { + if (pgt->pte[ptei] & NVKM_VMM_PTE_SPTES) + break; + pgt->pte[ptei] &= ~NVKM_VMM_PTE_VALID; + } + + if (pgt->pte[pteb] & NVKM_VMM_PTE_SPARSE) { + TRA(it, "LPTE %05x: U -> S %d PTEs", pteb, ptes); + pair->func->sparse(vmm, pgt->pt[0], pteb, ptes); + } else + if (pair->func->invalid) { + /* If the MMU supports it, restore the LPTE to the + * INVALID state to tell the MMU there is no point + * trying to fetch the corresponding SPTEs. + */ + TRA(it, "LPTE %05x: U -> I %d PTEs", pteb, ptes); + pair->func->invalid(vmm, pgt->pt[0], pteb, ptes); + } + } +} + +static bool +nvkm_vmm_unref_ptes(struct nvkm_vmm_iter *it, u32 ptei, u32 ptes) +{ + const struct nvkm_vmm_desc *desc = it->desc; + const int type = desc->type == SPT; + struct nvkm_vmm_pt *pgt = it->pt[0]; + + /* Drop PTE references. */ + pgt->refs[type] -= ptes; + + /* Dual-PTs need special handling, unless PDE becoming invalid. */ + if (desc->type == SPT && (pgt->refs[0] || pgt->refs[1])) + nvkm_vmm_unref_sptes(it, pgt, desc, ptei, ptes); + + /* PT no longer neeed? Destroy it. */ + if (!pgt->refs[type]) { + it->lvl++; + TRA(it, "%s empty", nvkm_vmm_desc_type(desc)); + it->lvl--; + nvkm_vmm_unref_pdes(it); + return false; /* PTE writes for unmap() not necessary. */ + } + + return true; +} + +static void +nvkm_vmm_ref_sptes(struct nvkm_vmm_iter *it, struct nvkm_vmm_pt *pgt, + const struct nvkm_vmm_desc *desc, u32 ptei, u32 ptes) +{ + const struct nvkm_vmm_desc *pair = it->page[-1].desc; + const u32 sptb = desc->bits - pair->bits; + const u32 sptn = 1 << sptb; + struct nvkm_vmm *vmm = it->vmm; + u32 spti = ptei & (sptn - 1), lpti, pteb; + + /* Determine how many SPTEs are being touched under each LPTE, + * and increase reference counts. + */ + for (lpti = ptei >> sptb; ptes; spti = 0, lpti++) { + const u32 pten = min(sptn - spti, ptes); + pgt->pte[lpti] += pten; + ptes -= pten; + } + + /* We're done here if there's no corresponding LPT. */ + if (!pgt->refs[0]) + return; + + for (ptei = pteb = ptei >> sptb; ptei < lpti; pteb = ptei) { + /* Skip over any LPTEs that already have valid SPTEs. */ + if (pgt->pte[pteb] & NVKM_VMM_PTE_VALID) { + for (ptes = 1, ptei++; ptei < lpti; ptes++, ptei++) { + if (!(pgt->pte[ptei] & NVKM_VMM_PTE_VALID)) + break; + } + continue; + } + + /* As there are now non-UNMAPPED SPTEs in the range covered + * by a number of LPTEs, we need to transfer control of the + * address range to the SPTEs. + * + * Determine how many LPTEs need to transition state. + */ + pgt->pte[ptei] |= NVKM_VMM_PTE_VALID; + for (ptes = 1, ptei++; ptei < lpti; ptes++, ptei++) { + if (pgt->pte[ptei] & NVKM_VMM_PTE_VALID) + break; + pgt->pte[ptei] |= NVKM_VMM_PTE_VALID; + } + + if (pgt->pte[pteb] & NVKM_VMM_PTE_SPARSE) { + const u32 spti = pteb * sptn; + const u32 sptc = ptes * sptn; + /* The entire LPTE is marked as sparse, we need + * to make sure that the SPTEs are too. + */ + TRA(it, "SPTE %05x: U -> S %d PTEs", spti, sptc); + desc->func->sparse(vmm, pgt->pt[1], spti, sptc); + /* Sparse LPTEs prevent SPTEs from being accessed. */ + TRA(it, "LPTE %05x: S -> U %d PTEs", pteb, ptes); + pair->func->unmap(vmm, pgt->pt[0], pteb, ptes); + } else + if (pair->func->invalid) { + /* MMU supports blocking SPTEs by marking an LPTE + * as INVALID. We need to reverse that here. + */ + TRA(it, "LPTE %05x: I -> U %d PTEs", pteb, ptes); + pair->func->unmap(vmm, pgt->pt[0], pteb, ptes); + } + } +} + +static bool +nvkm_vmm_ref_ptes(struct nvkm_vmm_iter *it, u32 ptei, u32 ptes) +{ + const struct nvkm_vmm_desc *desc = it->desc; + const int type = desc->type == SPT; + struct nvkm_vmm_pt *pgt = it->pt[0]; + + /* Take PTE references. */ + pgt->refs[type] += ptes; + + /* Dual-PTs need special handling. */ + if (desc->type == SPT) + nvkm_vmm_ref_sptes(it, pgt, desc, ptei, ptes); + + return true; +} + +static void +nvkm_vmm_sparse_ptes(const struct nvkm_vmm_desc *desc, + struct nvkm_vmm_pt *pgt, u32 ptei, u32 ptes) +{ + if (desc->type == PGD) { + while (ptes--) + pgt->pde[ptei++] = NVKM_VMM_PDE_SPARSE; + } else + if (desc->type == LPT) { + memset(&pgt->pte[ptei], NVKM_VMM_PTE_SPARSE, ptes); + } +} + +static bool +nvkm_vmm_sparse_unref_ptes(struct nvkm_vmm_iter *it, u32 ptei, u32 ptes) +{ + struct nvkm_vmm_pt *pt = it->pt[0]; + if (it->desc->type == PGD) + memset(&pt->pde[ptei], 0x00, sizeof(pt->pde[0]) * ptes); + else + if (it->desc->type == LPT) + memset(&pt->pte[ptei], 0x00, sizeof(pt->pte[0]) * ptes); + return nvkm_vmm_unref_ptes(it, ptei, ptes); +} + +static bool +nvkm_vmm_sparse_ref_ptes(struct nvkm_vmm_iter *it, u32 ptei, u32 ptes) +{ + nvkm_vmm_sparse_ptes(it->desc, it->pt[0], ptei, ptes); + return nvkm_vmm_ref_ptes(it, ptei, ptes); +} + +static bool +nvkm_vmm_ref_hwpt(struct nvkm_vmm_iter *it, struct nvkm_vmm_pt *pgd, u32 pdei) +{ + const struct nvkm_vmm_desc *desc = &it->desc[it->lvl - 1]; + const int type = desc->type == SPT; + struct nvkm_vmm_pt *pgt = pgd->pde[pdei]; + const bool zero = !pgt->sparse && !desc->func->invalid; + struct nvkm_vmm *vmm = it->vmm; + struct nvkm_mmu *mmu = vmm->mmu; + struct nvkm_mmu_pt *pt; + u32 pten = 1 << desc->bits; + u32 pteb, ptei, ptes; + u32 size = desc->size * pten; + + pgd->refs[0]++; + + pgt->pt[type] = nvkm_mmu_ptc_get(mmu, size, desc->align, zero); + if (!pgt->pt[type]) { + it->lvl--; + nvkm_vmm_unref_pdes(it); + return false; + } + + if (zero) + goto done; + + pt = pgt->pt[type]; + + if (desc->type == LPT && pgt->refs[1]) { + /* SPT already exists covering the same range as this LPT, + * which means we need to be careful that any LPTEs which + * overlap valid SPTEs are unmapped as opposed to invalid + * or sparse, which would prevent the MMU from looking at + * the SPTEs on some GPUs. + */ + for (ptei = pteb = 0; ptei < pten; pteb = ptei) { + bool spte = pgt->pte[ptei] & NVKM_VMM_PTE_SPTES; + for (ptes = 1, ptei++; ptei < pten; ptes++, ptei++) { + bool next = pgt->pte[ptei] & NVKM_VMM_PTE_SPTES; + if (spte != next) + break; + } + + if (!spte) { + if (pgt->sparse) + desc->func->sparse(vmm, pt, pteb, ptes); + else + desc->func->invalid(vmm, pt, pteb, ptes); + memset(&pgt->pte[pteb], 0x00, ptes); + } else { + desc->func->unmap(vmm, pt, pteb, ptes); + while (ptes--) + pgt->pte[pteb++] |= NVKM_VMM_PTE_VALID; + } + } + } else { + if (pgt->sparse) { + nvkm_vmm_sparse_ptes(desc, pgt, 0, pten); + desc->func->sparse(vmm, pt, 0, pten); + } else { + desc->func->invalid(vmm, pt, 0, pten); + } + } + +done: + TRA(it, "PDE write %s", nvkm_vmm_desc_type(desc)); + it->desc[it->lvl].func->pde(it->vmm, pgd, pdei); + nvkm_vmm_flush_mark(it); + return true; +} + +static bool +nvkm_vmm_ref_swpt(struct nvkm_vmm_iter *it, struct nvkm_vmm_pt *pgd, u32 pdei) +{ + const struct nvkm_vmm_desc *desc = &it->desc[it->lvl - 1]; + struct nvkm_vmm_pt *pgt = pgd->pde[pdei]; + + pgt = nvkm_vmm_pt_new(desc, NVKM_VMM_PDE_SPARSED(pgt), it->page); + if (!pgt) { + if (!pgd->refs[0]) + nvkm_vmm_unref_pdes(it); + return false; + } + + pgd->pde[pdei] = pgt; + return true; +} + +static inline u64 +nvkm_vmm_iter(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size, const char *name, bool ref, + bool (*REF_PTES)(struct nvkm_vmm_iter *, u32, u32), + nvkm_vmm_pte_func MAP_PTES, struct nvkm_vmm_map *map, + nvkm_vmm_pxe_func CLR_PTES) +{ + const struct nvkm_vmm_desc *desc = page->desc; + struct nvkm_vmm_iter it; + u64 bits = addr >> page->shift; + + it.page = page; + it.desc = desc; + it.vmm = vmm; + it.cnt = size >> page->shift; + it.flush = NVKM_VMM_LEVELS_MAX; + + /* Deconstruct address into PTE indices for each mapping level. */ + for (it.lvl = 0; desc[it.lvl].bits; it.lvl++) { + it.pte[it.lvl] = bits & ((1 << desc[it.lvl].bits) - 1); + bits >>= desc[it.lvl].bits; + } + it.max = --it.lvl; + it.pt[it.max] = vmm->pd; + + it.lvl = 0; + TRA(&it, "%s: %016llx %016llx %d %lld PTEs", name, + addr, size, page->shift, it.cnt); + it.lvl = it.max; + + /* Depth-first traversal of page tables. */ + while (it.cnt) { + struct nvkm_vmm_pt *pgt = it.pt[it.lvl]; + const int type = desc->type == SPT; + const u32 pten = 1 << desc->bits; + const u32 ptei = it.pte[0]; + const u32 ptes = min_t(u64, it.cnt, pten - ptei); + + /* Walk down the tree, finding page tables for each level. */ + for (; it.lvl; it.lvl--) { + const u32 pdei = it.pte[it.lvl]; + struct nvkm_vmm_pt *pgd = pgt; + + /* Software PT. */ + if (ref && NVKM_VMM_PDE_INVALID(pgd->pde[pdei])) { + if (!nvkm_vmm_ref_swpt(&it, pgd, pdei)) + goto fail; + } + it.pt[it.lvl - 1] = pgt = pgd->pde[pdei]; + + /* Hardware PT. + * + * This is a separate step from above due to GF100 and + * newer having dual page tables at some levels, which + * are refcounted independently. + */ + if (ref && !pgt->refs[desc[it.lvl - 1].type == SPT]) { + if (!nvkm_vmm_ref_hwpt(&it, pgd, pdei)) + goto fail; + } + } + + /* Handle PTE updates. */ + if (!REF_PTES || REF_PTES(&it, ptei, ptes)) { + struct nvkm_mmu_pt *pt = pgt->pt[type]; + if (MAP_PTES || CLR_PTES) { + if (MAP_PTES) + MAP_PTES(vmm, pt, ptei, ptes, map); + else + CLR_PTES(vmm, pt, ptei, ptes); + nvkm_vmm_flush_mark(&it); + } + } + + /* Walk back up the tree to the next position. */ + it.pte[it.lvl] += ptes; + it.cnt -= ptes; + if (it.cnt) { + while (it.pte[it.lvl] == (1 << desc[it.lvl].bits)) { + it.pte[it.lvl++] = 0; + it.pte[it.lvl]++; + } + } + }; + + nvkm_vmm_flush(&it); + return ~0ULL; + +fail: + /* Reconstruct the failure address so the caller is able to + * reverse any partially completed operations. + */ + addr = it.pte[it.max--]; + do { + addr = addr << desc[it.max].bits; + addr |= it.pte[it.max]; + } while (it.max--); + + return addr << page->shift; +} + +static void +nvkm_vmm_ptes_sparse_put(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size) +{ + nvkm_vmm_iter(vmm, page, addr, size, "sparse unref", false, + nvkm_vmm_sparse_unref_ptes, NULL, NULL, + page->desc->func->invalid ? + page->desc->func->invalid : page->desc->func->unmap); +} + +static int +nvkm_vmm_ptes_sparse_get(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size) +{ + if ((page->type & NVKM_VMM_PAGE_SPARSE)) { + u64 fail = nvkm_vmm_iter(vmm, page, addr, size, "sparse ref", + true, nvkm_vmm_sparse_ref_ptes, NULL, + NULL, page->desc->func->sparse); + if (fail != ~0ULL) { + if ((size = fail - addr)) + nvkm_vmm_ptes_sparse_put(vmm, page, addr, size); + return -ENOMEM; + } + return 0; + } + return -EINVAL; +} + +static int +nvkm_vmm_ptes_sparse(struct nvkm_vmm *vmm, u64 addr, u64 size, bool ref) +{ + const struct nvkm_vmm_page *page = vmm->func->page; + int m = 0, i; + u64 start = addr; + u64 block; + + while (size) { + /* Limit maximum page size based on remaining size. */ + while (size < (1ULL << page[m].shift)) + m++; + i = m; + + /* Find largest page size suitable for alignment. */ + while (!IS_ALIGNED(addr, 1ULL << page[i].shift)) + i++; + + /* Determine number of PTEs at this page size. */ + if (i != m) { + /* Limited to alignment boundary of next page size. */ + u64 next = 1ULL << page[i - 1].shift; + u64 part = ALIGN(addr, next) - addr; + if (size - part >= next) + block = (part >> page[i].shift) << page[i].shift; + else + block = (size >> page[i].shift) << page[i].shift; + } else { + block = (size >> page[i].shift) << page[i].shift;; + } + + /* Perform operation. */ + if (ref) { + int ret = nvkm_vmm_ptes_sparse_get(vmm, &page[i], addr, block); + if (ret) { + if ((size = addr - start)) + nvkm_vmm_ptes_sparse(vmm, start, size, false); + return ret; + } + } else { + nvkm_vmm_ptes_sparse_put(vmm, &page[i], addr, block); + } + + size -= block; + addr += block; + } + + return 0; +} + +static void +nvkm_vmm_ptes_unmap_put(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size, bool sparse) +{ + const struct nvkm_vmm_desc_func *func = page->desc->func; + nvkm_vmm_iter(vmm, page, addr, size, "unmap + unref", + false, nvkm_vmm_unref_ptes, NULL, NULL, + sparse ? func->sparse : func->invalid ? func->invalid : + func->unmap); +} + +static int +nvkm_vmm_ptes_get_map(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size, struct nvkm_vmm_map *map, + nvkm_vmm_pte_func func) +{ + u64 fail = nvkm_vmm_iter(vmm, page, addr, size, "ref + map", true, + nvkm_vmm_ref_ptes, func, map, NULL); + if (fail != ~0ULL) { + if ((size = fail - addr)) + nvkm_vmm_ptes_unmap_put(vmm, page, addr, size, false); + return -ENOMEM; + } + return 0; +} + +static void +nvkm_vmm_ptes_unmap(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size, bool sparse) +{ + const struct nvkm_vmm_desc_func *func = page->desc->func; + nvkm_vmm_iter(vmm, page, addr, size, "unmap", false, NULL, NULL, NULL, + sparse ? func->sparse : func->invalid ? func->invalid : + func->unmap); +} + +static void +nvkm_vmm_ptes_map(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size, struct nvkm_vmm_map *map, + nvkm_vmm_pte_func func) +{ + nvkm_vmm_iter(vmm, page, addr, size, "map", false, + NULL, func, map, NULL); +} + +static void +nvkm_vmm_ptes_put(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size) +{ + nvkm_vmm_iter(vmm, page, addr, size, "unref", false, + nvkm_vmm_unref_ptes, NULL, NULL, NULL); +} + +static int +nvkm_vmm_ptes_get(struct nvkm_vmm *vmm, const struct nvkm_vmm_page *page, + u64 addr, u64 size) +{ + u64 fail = nvkm_vmm_iter(vmm, page, addr, size, "ref", true, + nvkm_vmm_ref_ptes, NULL, NULL, NULL); + if (fail != ~0ULL) { + if (fail != addr) + nvkm_vmm_ptes_put(vmm, page, addr, fail - addr); + return -ENOMEM; + } + return 0; +} + +static inline struct nvkm_vma * +nvkm_vma_new(u64 addr, u64 size) +{ + struct nvkm_vma *vma = kzalloc(sizeof(*vma), GFP_KERNEL); + if (vma) { + vma->addr = addr; + vma->size = size; + vma->page = NVKM_VMA_PAGE_NONE; + vma->refd = NVKM_VMA_PAGE_NONE; + } + return vma; +} + +struct nvkm_vma * +nvkm_vma_tail(struct nvkm_vma *vma, u64 tail) +{ + struct nvkm_vma *new; + + BUG_ON(vma->size == tail); + + if (!(new = nvkm_vma_new(vma->addr + (vma->size - tail), tail))) + return NULL; + vma->size -= tail; + + new->mapref = vma->mapref; + new->sparse = vma->sparse; + new->page = vma->page; + new->refd = vma->refd; + new->used = vma->used; + new->part = vma->part; + new->user = vma->user; + new->busy = vma->busy; + list_add(&new->head, &vma->head); + return new; +} + +static void +nvkm_vmm_free_insert(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + struct rb_node **ptr = &vmm->free.rb_node; + struct rb_node *parent = NULL; + + while (*ptr) { + struct nvkm_vma *this = rb_entry(*ptr, typeof(*this), tree); + parent = *ptr; + if (vma->size < this->size) + ptr = &parent->rb_left; + else + if (vma->size > this->size) + ptr = &parent->rb_right; + else + if (vma->addr < this->addr) + ptr = &parent->rb_left; + else + if (vma->addr > this->addr) + ptr = &parent->rb_right; + else + BUG(); + } + + rb_link_node(&vma->tree, parent, ptr); + rb_insert_color(&vma->tree, &vmm->free); +} + +void +nvkm_vmm_node_insert(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + struct rb_node **ptr = &vmm->root.rb_node; + struct rb_node *parent = NULL; + + while (*ptr) { + struct nvkm_vma *this = rb_entry(*ptr, typeof(*this), tree); + parent = *ptr; + if (vma->addr < this->addr) + ptr = &parent->rb_left; + else + if (vma->addr > this->addr) + ptr = &parent->rb_right; + else + BUG(); + } + + rb_link_node(&vma->tree, parent, ptr); + rb_insert_color(&vma->tree, &vmm->root); +} + +struct nvkm_vma * +nvkm_vmm_node_search(struct nvkm_vmm *vmm, u64 addr) +{ + struct rb_node *node = vmm->root.rb_node; + while (node) { + struct nvkm_vma *vma = rb_entry(node, typeof(*vma), tree); + if (addr < vma->addr) + node = node->rb_left; + else + if (addr >= vma->addr + vma->size) + node = node->rb_right; + else + return vma; + } + return NULL; +} + +static void +nvkm_vmm_dtor(struct nvkm_vmm *vmm) +{ + struct nvkm_vma *vma; + struct rb_node *node; + + while ((node = rb_first(&vmm->root))) { + struct nvkm_vma *vma = rb_entry(node, typeof(*vma), tree); + nvkm_vmm_put(vmm, &vma); + } + + if (vmm->bootstrapped) { + const struct nvkm_vmm_page *page = vmm->func->page; + const u64 limit = vmm->limit - vmm->start; + + while (page[1].shift) + page++; + + nvkm_mmu_ptc_dump(vmm->mmu); + nvkm_vmm_ptes_put(vmm, page, vmm->start, limit); + } + + vma = list_first_entry(&vmm->list, typeof(*vma), head); + list_del(&vma->head); + kfree(vma); + WARN_ON(!list_empty(&vmm->list)); + + if (vmm->nullp) { + dma_free_coherent(vmm->mmu->subdev.device->dev, 16 * 1024, + vmm->nullp, vmm->null); + } + + if (vmm->pd) { + nvkm_mmu_ptc_put(vmm->mmu, true, &vmm->pd->pt[0]); + nvkm_vmm_pt_del(&vmm->pd); + } +} + +int +nvkm_vmm_ctor(const struct nvkm_vmm_func *func, struct nvkm_mmu *mmu, + u32 pd_header, u64 addr, u64 size, struct lock_class_key *key, + const char *name, struct nvkm_vmm *vmm) +{ + static struct lock_class_key _key; + const struct nvkm_vmm_page *page = func->page; + const struct nvkm_vmm_desc *desc; + struct nvkm_vma *vma; + int levels, bits = 0; + + vmm->func = func; + vmm->mmu = mmu; + vmm->name = name; + vmm->debug = mmu->subdev.debug; + kref_init(&vmm->kref); + + __mutex_init(&vmm->mutex, "&vmm->mutex", key ? key : &_key); + + /* Locate the smallest page size supported by the backend, it will + * have the the deepest nesting of page tables. + */ + while (page[1].shift) + page++; + + /* Locate the structure that describes the layout of the top-level + * page table, and determine the number of valid bits in a virtual + * address. + */ + for (levels = 0, desc = page->desc; desc->bits; desc++, levels++) + bits += desc->bits; + bits += page->shift; + desc--; + + if (WARN_ON(levels > NVKM_VMM_LEVELS_MAX)) + return -EINVAL; + + vmm->start = addr; + vmm->limit = size ? (addr + size) : (1ULL << bits); + if (vmm->start > vmm->limit || vmm->limit > (1ULL << bits)) + return -EINVAL; + + /* Allocate top-level page table. */ + vmm->pd = nvkm_vmm_pt_new(desc, false, NULL); + if (!vmm->pd) + return -ENOMEM; + vmm->pd->refs[0] = 1; + INIT_LIST_HEAD(&vmm->join); + + /* ... and the GPU storage for it, except on Tesla-class GPUs that + * have the PD embedded in the instance structure. + */ + if (desc->size) { + const u32 size = pd_header + desc->size * (1 << desc->bits); + vmm->pd->pt[0] = nvkm_mmu_ptc_get(mmu, size, desc->align, true); + if (!vmm->pd->pt[0]) + return -ENOMEM; + } + + /* Initialise address-space MM. */ + INIT_LIST_HEAD(&vmm->list); + vmm->free = RB_ROOT; + vmm->root = RB_ROOT; + + if (!(vma = nvkm_vma_new(vmm->start, vmm->limit - vmm->start))) + return -ENOMEM; + + nvkm_vmm_free_insert(vmm, vma); + list_add(&vma->head, &vmm->list); + return 0; +} + +int +nvkm_vmm_new_(const struct nvkm_vmm_func *func, struct nvkm_mmu *mmu, + u32 hdr, u64 addr, u64 size, struct lock_class_key *key, + const char *name, struct nvkm_vmm **pvmm) +{ + if (!(*pvmm = kzalloc(sizeof(**pvmm), GFP_KERNEL))) + return -ENOMEM; + return nvkm_vmm_ctor(func, mmu, hdr, addr, size, key, name, *pvmm); +} + +#define node(root, dir) ((root)->head.dir == &vmm->list) ? NULL : \ + list_entry((root)->head.dir, struct nvkm_vma, head) + +void +nvkm_vmm_unmap_region(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + struct nvkm_vma *next; + + nvkm_memory_tags_put(vma->memory, vmm->mmu->subdev.device, &vma->tags); + nvkm_memory_unref(&vma->memory); + + if (vma->part) { + struct nvkm_vma *prev = node(vma, prev); + if (!prev->memory) { + prev->size += vma->size; + rb_erase(&vma->tree, &vmm->root); + list_del(&vma->head); + kfree(vma); + vma = prev; + } + } + + next = node(vma, next); + if (next && next->part) { + if (!next->memory) { + vma->size += next->size; + rb_erase(&next->tree, &vmm->root); + list_del(&next->head); + kfree(next); + } + } +} + +void +nvkm_vmm_unmap_locked(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + const struct nvkm_vmm_page *page = &vmm->func->page[vma->refd]; + + if (vma->mapref) { + nvkm_vmm_ptes_unmap_put(vmm, page, vma->addr, vma->size, vma->sparse); + vma->refd = NVKM_VMA_PAGE_NONE; + } else { + nvkm_vmm_ptes_unmap(vmm, page, vma->addr, vma->size, vma->sparse); + } + + nvkm_vmm_unmap_region(vmm, vma); +} + +void +nvkm_vmm_unmap(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + if (vma->memory) { + mutex_lock(&vmm->mutex); + nvkm_vmm_unmap_locked(vmm, vma); + mutex_unlock(&vmm->mutex); + } +} + +static int +nvkm_vmm_map_valid(struct nvkm_vmm *vmm, struct nvkm_vma *vma, + void *argv, u32 argc, struct nvkm_vmm_map *map) +{ + switch (nvkm_memory_target(map->memory)) { + case NVKM_MEM_TARGET_VRAM: + if (!(map->page->type & NVKM_VMM_PAGE_VRAM)) { + VMM_DEBUG(vmm, "%d !VRAM", map->page->shift); + return -EINVAL; + } + break; + case NVKM_MEM_TARGET_HOST: + case NVKM_MEM_TARGET_NCOH: + if (!(map->page->type & NVKM_VMM_PAGE_HOST)) { + VMM_DEBUG(vmm, "%d !HOST", map->page->shift); + return -EINVAL; + } + break; + default: + WARN_ON(1); + return -ENOSYS; + } + + if (!IS_ALIGNED( vma->addr, 1ULL << map->page->shift) || + !IS_ALIGNED((u64)vma->size, 1ULL << map->page->shift) || + !IS_ALIGNED( map->offset, 1ULL << map->page->shift) || + nvkm_memory_page(map->memory) < map->page->shift) { + VMM_DEBUG(vmm, "alignment %016llx %016llx %016llx %d %d", + vma->addr, (u64)vma->size, map->offset, map->page->shift, + nvkm_memory_page(map->memory)); + return -EINVAL; + } + + return vmm->func->valid(vmm, argv, argc, map); +} + +static int +nvkm_vmm_map_choose(struct nvkm_vmm *vmm, struct nvkm_vma *vma, + void *argv, u32 argc, struct nvkm_vmm_map *map) +{ + for (map->page = vmm->func->page; map->page->shift; map->page++) { + VMM_DEBUG(vmm, "trying %d", map->page->shift); + if (!nvkm_vmm_map_valid(vmm, vma, argv, argc, map)) + return 0; + } + return -EINVAL; +} + +static int +nvkm_vmm_map_locked(struct nvkm_vmm *vmm, struct nvkm_vma *vma, + void *argv, u32 argc, struct nvkm_vmm_map *map) +{ + nvkm_vmm_pte_func func; + int ret; + + /* Make sure we won't overrun the end of the memory object. */ + if (unlikely(nvkm_memory_size(map->memory) < map->offset + vma->size)) { + VMM_DEBUG(vmm, "overrun %016llx %016llx %016llx", + nvkm_memory_size(map->memory), + map->offset, (u64)vma->size); + return -EINVAL; + } + + /* Check remaining arguments for validity. */ + if (vma->page == NVKM_VMA_PAGE_NONE && + vma->refd == NVKM_VMA_PAGE_NONE) { + /* Find the largest page size we can perform the mapping at. */ + const u32 debug = vmm->debug; + vmm->debug = 0; + ret = nvkm_vmm_map_choose(vmm, vma, argv, argc, map); + vmm->debug = debug; + if (ret) { + VMM_DEBUG(vmm, "invalid at any page size"); + nvkm_vmm_map_choose(vmm, vma, argv, argc, map); + return -EINVAL; + } + } else { + /* Page size of the VMA is already pre-determined. */ + if (vma->refd != NVKM_VMA_PAGE_NONE) + map->page = &vmm->func->page[vma->refd]; + else + map->page = &vmm->func->page[vma->page]; + + ret = nvkm_vmm_map_valid(vmm, vma, argv, argc, map); + if (ret) { + VMM_DEBUG(vmm, "invalid %d\n", ret); + return ret; + } + } + + /* Deal with the 'offset' argument, and fetch the backend function. */ + map->off = map->offset; + if (map->mem) { + for (; map->off; map->mem = map->mem->next) { + u64 size = (u64)map->mem->length << NVKM_RAM_MM_SHIFT; + if (size > map->off) + break; + map->off -= size; + } + func = map->page->desc->func->mem; + } else + if (map->sgl) { + for (; map->off; map->sgl = sg_next(map->sgl)) { + u64 size = sg_dma_len(map->sgl); + if (size > map->off) + break; + map->off -= size; + } + func = map->page->desc->func->sgl; + } else { + map->dma += map->offset >> PAGE_SHIFT; + map->off = map->offset & PAGE_MASK; + func = map->page->desc->func->dma; + } + + /* Perform the map. */ + if (vma->refd == NVKM_VMA_PAGE_NONE) { + ret = nvkm_vmm_ptes_get_map(vmm, map->page, vma->addr, vma->size, map, func); + if (ret) + return ret; + + vma->refd = map->page - vmm->func->page; + } else { + nvkm_vmm_ptes_map(vmm, map->page, vma->addr, vma->size, map, func); + } + + nvkm_memory_tags_put(vma->memory, vmm->mmu->subdev.device, &vma->tags); + nvkm_memory_unref(&vma->memory); + vma->memory = nvkm_memory_ref(map->memory); + vma->tags = map->tags; + return 0; +} + +int +nvkm_vmm_map(struct nvkm_vmm *vmm, struct nvkm_vma *vma, void *argv, u32 argc, + struct nvkm_vmm_map *map) +{ + int ret; + mutex_lock(&vmm->mutex); + ret = nvkm_vmm_map_locked(vmm, vma, argv, argc, map); + vma->busy = false; + mutex_unlock(&vmm->mutex); + return ret; +} + +static void +nvkm_vmm_put_region(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + struct nvkm_vma *prev, *next; + + if ((prev = node(vma, prev)) && !prev->used) { + rb_erase(&prev->tree, &vmm->free); + list_del(&prev->head); + vma->addr = prev->addr; + vma->size += prev->size; + kfree(prev); + } + + if ((next = node(vma, next)) && !next->used) { + rb_erase(&next->tree, &vmm->free); + list_del(&next->head); + vma->size += next->size; + kfree(next); + } + + nvkm_vmm_free_insert(vmm, vma); +} + +void +nvkm_vmm_put_locked(struct nvkm_vmm *vmm, struct nvkm_vma *vma) +{ + const struct nvkm_vmm_page *page = vmm->func->page; + struct nvkm_vma *next = vma; + + BUG_ON(vma->part); + + if (vma->mapref || !vma->sparse) { + do { + const bool map = next->memory != NULL; + const u8 refd = next->refd; + const u64 addr = next->addr; + u64 size = next->size; + + /* Merge regions that are in the same state. */ + while ((next = node(next, next)) && next->part && + (next->memory != NULL) == map && + (next->refd == refd)) + size += next->size; + + if (map) { + /* Region(s) are mapped, merge the unmap + * and dereference into a single walk of + * the page tree. + */ + nvkm_vmm_ptes_unmap_put(vmm, &page[refd], addr, + size, vma->sparse); + } else + if (refd != NVKM_VMA_PAGE_NONE) { + /* Drop allocation-time PTE references. */ + nvkm_vmm_ptes_put(vmm, &page[refd], addr, size); + } + } while (next && next->part); + } + + /* Merge any mapped regions that were split from the initial + * address-space allocation back into the allocated VMA, and + * release memory/compression resources. + */ + next = vma; + do { + if (next->memory) + nvkm_vmm_unmap_region(vmm, next); + } while ((next = node(vma, next)) && next->part); + + if (vma->sparse && !vma->mapref) { + /* Sparse region that was allocated with a fixed page size, + * meaning all relevant PTEs were referenced once when the + * region was allocated, and remained that way, regardless + * of whether memory was mapped into it afterwards. + * + * The process of unmapping, unsparsing, and dereferencing + * PTEs can be done in a single page tree walk. + */ + nvkm_vmm_ptes_sparse_put(vmm, &page[vma->refd], vma->addr, vma->size); + } else + if (vma->sparse) { + /* Sparse region that wasn't allocated with a fixed page size, + * PTE references were taken both at allocation time (to make + * the GPU see the region as sparse), and when mapping memory + * into the region. + * + * The latter was handled above, and the remaining references + * are dealt with here. + */ + nvkm_vmm_ptes_sparse(vmm, vma->addr, vma->size, false); + } + + /* Remove VMA from the list of allocated nodes. */ + rb_erase(&vma->tree, &vmm->root); + + /* Merge VMA back into the free list. */ + vma->page = NVKM_VMA_PAGE_NONE; + vma->refd = NVKM_VMA_PAGE_NONE; + vma->used = false; + vma->user = false; + nvkm_vmm_put_region(vmm, vma); +} + +void +nvkm_vmm_put(struct nvkm_vmm *vmm, struct nvkm_vma **pvma) +{ + struct nvkm_vma *vma = *pvma; + if (vma) { + mutex_lock(&vmm->mutex); + nvkm_vmm_put_locked(vmm, vma); + mutex_unlock(&vmm->mutex); + *pvma = NULL; + } +} + +int +nvkm_vmm_get_locked(struct nvkm_vmm *vmm, bool getref, bool mapref, bool sparse, + u8 shift, u8 align, u64 size, struct nvkm_vma **pvma) +{ + const struct nvkm_vmm_page *page = &vmm->func->page[NVKM_VMA_PAGE_NONE]; + struct rb_node *node = NULL, *temp; + struct nvkm_vma *vma = NULL, *tmp; + u64 addr, tail; + int ret; + + VMM_TRACE(vmm, "getref %d mapref %d sparse %d " + "shift: %d align: %d size: %016llx", + getref, mapref, sparse, shift, align, size); + + /* Zero-sized, or lazily-allocated sparse VMAs, make no sense. */ + if (unlikely(!size || (!getref && !mapref && sparse))) { + VMM_DEBUG(vmm, "args %016llx %d %d %d", + size, getref, mapref, sparse); + return -EINVAL; + } + + /* Tesla-class GPUs can only select page size per-PDE, which means + * we're required to know the mapping granularity up-front to find + * a suitable region of address-space. + * + * The same goes if we're requesting up-front allocation of PTES. + */ + if (unlikely((getref || vmm->func->page_block) && !shift)) { + VMM_DEBUG(vmm, "page size required: %d %016llx", + getref, vmm->func->page_block); + return -EINVAL; + } + + /* If a specific page size was requested, determine its index and + * make sure the requested size is a multiple of the page size. + */ + if (shift) { + for (page = vmm->func->page; page->shift; page++) { + if (shift == page->shift) + break; + } + + if (!page->shift || !IS_ALIGNED(size, 1ULL << page->shift)) { + VMM_DEBUG(vmm, "page %d %016llx", shift, size); + return -EINVAL; + } + align = max_t(u8, align, shift); + } else { + align = max_t(u8, align, 12); + } + + /* Locate smallest block that can possibly satisfy the allocation. */ + temp = vmm->free.rb_node; + while (temp) { + struct nvkm_vma *this = rb_entry(temp, typeof(*this), tree); + if (this->size < size) { + temp = temp->rb_right; + } else { + node = temp; + temp = temp->rb_left; + } + } + + if (unlikely(!node)) + return -ENOSPC; + + /* Take into account alignment restrictions, trying larger blocks + * in turn until we find a suitable free block. + */ + do { + struct nvkm_vma *this = rb_entry(node, typeof(*this), tree); + struct nvkm_vma *prev = node(this, prev); + struct nvkm_vma *next = node(this, next); + const int p = page - vmm->func->page; + + addr = this->addr; + if (vmm->func->page_block && prev && prev->page != p) + addr = ALIGN(addr, vmm->func->page_block); + addr = ALIGN(addr, 1ULL << align); + + tail = this->addr + this->size; + if (vmm->func->page_block && next && next->page != p) + tail = ALIGN_DOWN(addr, vmm->func->page_block); + + if (addr <= tail && tail - addr >= size) { + rb_erase(&this->tree, &vmm->free); + vma = this; + break; + } + } while ((node = rb_next(node))); + + if (unlikely(!vma)) + return -ENOSPC; + + /* If the VMA we found isn't already exactly the requested size, + * it needs to be split, and the remaining free blocks returned. + */ + if (addr != vma->addr) { + if (!(tmp = nvkm_vma_tail(vma, vma->size + vma->addr - addr))) { + nvkm_vmm_put_region(vmm, vma); + return -ENOMEM; + } + nvkm_vmm_free_insert(vmm, vma); + vma = tmp; + } + + if (size != vma->size) { + if (!(tmp = nvkm_vma_tail(vma, vma->size - size))) { + nvkm_vmm_put_region(vmm, vma); + return -ENOMEM; + } + nvkm_vmm_free_insert(vmm, tmp); + } + + /* Pre-allocate page tables and/or setup sparse mappings. */ + if (sparse && getref) + ret = nvkm_vmm_ptes_sparse_get(vmm, page, vma->addr, vma->size); + else if (sparse) + ret = nvkm_vmm_ptes_sparse(vmm, vma->addr, vma->size, true); + else if (getref) + ret = nvkm_vmm_ptes_get(vmm, page, vma->addr, vma->size); + else + ret = 0; + if (ret) { + nvkm_vmm_put_region(vmm, vma); + return ret; + } + + vma->mapref = mapref && !getref; + vma->sparse = sparse; + vma->page = page - vmm->func->page; + vma->refd = getref ? vma->page : NVKM_VMA_PAGE_NONE; + vma->used = true; + nvkm_vmm_node_insert(vmm, vma); + *pvma = vma; + return 0; +} + +int +nvkm_vmm_get(struct nvkm_vmm *vmm, u8 page, u64 size, struct nvkm_vma **pvma) +{ + int ret; + mutex_lock(&vmm->mutex); + ret = nvkm_vmm_get_locked(vmm, false, true, false, page, 0, size, pvma); + mutex_unlock(&vmm->mutex); + return ret; +} + +void +nvkm_vmm_part(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + if (vmm->func->part && inst) { + mutex_lock(&vmm->mutex); + vmm->func->part(vmm, inst); + mutex_unlock(&vmm->mutex); + } +} + +int +nvkm_vmm_join(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + int ret = 0; + if (vmm->func->join) { + mutex_lock(&vmm->mutex); + ret = vmm->func->join(vmm, inst); + mutex_unlock(&vmm->mutex); + } + return ret; +} + +static bool +nvkm_vmm_boot_ptes(struct nvkm_vmm_iter *it, u32 ptei, u32 ptes) +{ + const struct nvkm_vmm_desc *desc = it->desc; + const int type = desc->type == SPT; + nvkm_memory_boot(it->pt[0]->pt[type]->memory, it->vmm); + return false; +} + +int +nvkm_vmm_boot(struct nvkm_vmm *vmm) +{ + const struct nvkm_vmm_page *page = vmm->func->page; + const u64 limit = vmm->limit - vmm->start; + int ret; + + while (page[1].shift) + page++; + + ret = nvkm_vmm_ptes_get(vmm, page, vmm->start, limit); + if (ret) + return ret; + + nvkm_vmm_iter(vmm, page, vmm->start, limit, "bootstrap", false, + nvkm_vmm_boot_ptes, NULL, NULL, NULL); + vmm->bootstrapped = true; + return 0; +} + +static void +nvkm_vmm_del(struct kref *kref) +{ + struct nvkm_vmm *vmm = container_of(kref, typeof(*vmm), kref); + nvkm_vmm_dtor(vmm); + kfree(vmm); +} + +void +nvkm_vmm_unref(struct nvkm_vmm **pvmm) +{ + struct nvkm_vmm *vmm = *pvmm; + if (vmm) { + kref_put(&vmm->kref, nvkm_vmm_del); + *pvmm = NULL; + } +} + +struct nvkm_vmm * +nvkm_vmm_ref(struct nvkm_vmm *vmm) +{ + if (vmm) + kref_get(&vmm->kref); + return vmm; +} + +int +nvkm_vmm_new(struct nvkm_device *device, u64 addr, u64 size, void *argv, + u32 argc, struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + struct nvkm_mmu *mmu = device->mmu; + struct nvkm_vmm *vmm = NULL; + int ret; + ret = mmu->func->vmm.ctor(mmu, addr, size, argv, argc, key, name, &vmm); + if (ret) + nvkm_vmm_unref(&vmm); + *pvmm = vmm; + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h new file mode 100644 index 000000000000..6d8f61ea467a --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h @@ -0,0 +1,310 @@ +#ifndef __NVKM_VMM_H__ +#define __NVKM_VMM_H__ +#include "priv.h" +#include <core/memory.h> +enum nvkm_memory_target; + +struct nvkm_vmm_pt { + /* Some GPUs have a mapping level with a dual page tables to + * support large and small pages in the same address-range. + * + * We track the state of both page tables in one place, which + * is why there's multiple PT pointers/refcounts here. + */ + struct nvkm_mmu_pt *pt[2]; + u32 refs[2]; + + /* Page size handled by this PT. + * + * Tesla backend needs to know this when writinge PDEs, + * otherwise unnecessary. + */ + u8 page; + + /* Entire page table sparse. + * + * Used to propagate sparseness to child page tables. + */ + bool sparse:1; + + /* Tracking for page directories. + * + * The array is indexed by PDE, and will either point to the + * child page table, or indicate the PDE is marked as sparse. + **/ +#define NVKM_VMM_PDE_INVALID(pde) IS_ERR_OR_NULL(pde) +#define NVKM_VMM_PDE_SPARSED(pde) IS_ERR(pde) +#define NVKM_VMM_PDE_SPARSE ERR_PTR(-EBUSY) + struct nvkm_vmm_pt **pde; + + /* Tracking for dual page tables. + * + * There's one entry for each LPTE, keeping track of whether + * there are valid SPTEs in the same address-range. + * + * This information is used to manage LPTE state transitions. + */ +#define NVKM_VMM_PTE_SPARSE 0x80 +#define NVKM_VMM_PTE_VALID 0x40 +#define NVKM_VMM_PTE_SPTES 0x3f + u8 pte[]; +}; + +typedef void (*nvkm_vmm_pxe_func)(struct nvkm_vmm *, + struct nvkm_mmu_pt *, u32 ptei, u32 ptes); +typedef void (*nvkm_vmm_pde_func)(struct nvkm_vmm *, + struct nvkm_vmm_pt *, u32 pdei); +typedef void (*nvkm_vmm_pte_func)(struct nvkm_vmm *, struct nvkm_mmu_pt *, + u32 ptei, u32 ptes, struct nvkm_vmm_map *); + +struct nvkm_vmm_desc_func { + nvkm_vmm_pxe_func invalid; + nvkm_vmm_pxe_func unmap; + nvkm_vmm_pxe_func sparse; + + nvkm_vmm_pde_func pde; + + nvkm_vmm_pte_func mem; + nvkm_vmm_pte_func dma; + nvkm_vmm_pte_func sgl; +}; + +extern const struct nvkm_vmm_desc_func gf100_vmm_pgd; +void gf100_vmm_pgd_pde(struct nvkm_vmm *, struct nvkm_vmm_pt *, u32); +extern const struct nvkm_vmm_desc_func gf100_vmm_pgt; +void gf100_vmm_pgt_unmap(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32); +void gf100_vmm_pgt_mem(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32, + struct nvkm_vmm_map *); +void gf100_vmm_pgt_dma(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32, + struct nvkm_vmm_map *); +void gf100_vmm_pgt_sgl(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32, + struct nvkm_vmm_map *); + +void gk104_vmm_lpt_invalid(struct nvkm_vmm *, struct nvkm_mmu_pt *, u32, u32); + +struct nvkm_vmm_desc { + enum { + PGD, + PGT, + SPT, + LPT, + } type; + u8 bits; /* VMA bits covered by PT. */ + u8 size; /* Bytes-per-PTE. */ + u32 align; /* PT address alignment. */ + const struct nvkm_vmm_desc_func *func; +}; + +extern const struct nvkm_vmm_desc gk104_vmm_desc_16_12[]; +extern const struct nvkm_vmm_desc gk104_vmm_desc_16_16[]; +extern const struct nvkm_vmm_desc gk104_vmm_desc_17_12[]; +extern const struct nvkm_vmm_desc gk104_vmm_desc_17_17[]; + +extern const struct nvkm_vmm_desc gm200_vmm_desc_16_12[]; +extern const struct nvkm_vmm_desc gm200_vmm_desc_16_16[]; +extern const struct nvkm_vmm_desc gm200_vmm_desc_17_12[]; +extern const struct nvkm_vmm_desc gm200_vmm_desc_17_17[]; + +extern const struct nvkm_vmm_desc gp100_vmm_desc_12[]; +extern const struct nvkm_vmm_desc gp100_vmm_desc_16[]; + +struct nvkm_vmm_page { + u8 shift; + const struct nvkm_vmm_desc *desc; +#define NVKM_VMM_PAGE_SPARSE 0x01 +#define NVKM_VMM_PAGE_VRAM 0x02 +#define NVKM_VMM_PAGE_HOST 0x04 +#define NVKM_VMM_PAGE_COMP 0x08 +#define NVKM_VMM_PAGE_Sxxx (NVKM_VMM_PAGE_SPARSE) +#define NVKM_VMM_PAGE_xVxx (NVKM_VMM_PAGE_VRAM) +#define NVKM_VMM_PAGE_SVxx (NVKM_VMM_PAGE_Sxxx | NVKM_VMM_PAGE_VRAM) +#define NVKM_VMM_PAGE_xxHx (NVKM_VMM_PAGE_HOST) +#define NVKM_VMM_PAGE_SxHx (NVKM_VMM_PAGE_Sxxx | NVKM_VMM_PAGE_HOST) +#define NVKM_VMM_PAGE_xVHx (NVKM_VMM_PAGE_xVxx | NVKM_VMM_PAGE_HOST) +#define NVKM_VMM_PAGE_SVHx (NVKM_VMM_PAGE_SVxx | NVKM_VMM_PAGE_HOST) +#define NVKM_VMM_PAGE_xVxC (NVKM_VMM_PAGE_xVxx | NVKM_VMM_PAGE_COMP) +#define NVKM_VMM_PAGE_SVxC (NVKM_VMM_PAGE_SVxx | NVKM_VMM_PAGE_COMP) +#define NVKM_VMM_PAGE_xxHC (NVKM_VMM_PAGE_xxHx | NVKM_VMM_PAGE_COMP) +#define NVKM_VMM_PAGE_SxHC (NVKM_VMM_PAGE_SxHx | NVKM_VMM_PAGE_COMP) + u8 type; +}; + +struct nvkm_vmm_func { + int (*join)(struct nvkm_vmm *, struct nvkm_memory *inst); + void (*part)(struct nvkm_vmm *, struct nvkm_memory *inst); + + int (*aper)(enum nvkm_memory_target); + int (*valid)(struct nvkm_vmm *, void *argv, u32 argc, + struct nvkm_vmm_map *); + void (*flush)(struct nvkm_vmm *, int depth); + + u64 page_block; + const struct nvkm_vmm_page page[]; +}; + +struct nvkm_vmm_join { + struct nvkm_memory *inst; + struct list_head head; +}; + +int nvkm_vmm_new_(const struct nvkm_vmm_func *, struct nvkm_mmu *, + u32 pd_header, u64 addr, u64 size, struct lock_class_key *, + const char *name, struct nvkm_vmm **); +int nvkm_vmm_ctor(const struct nvkm_vmm_func *, struct nvkm_mmu *, + u32 pd_header, u64 addr, u64 size, struct lock_class_key *, + const char *name, struct nvkm_vmm *); +struct nvkm_vma *nvkm_vmm_node_search(struct nvkm_vmm *, u64 addr); +int nvkm_vmm_get_locked(struct nvkm_vmm *, bool getref, bool mapref, + bool sparse, u8 page, u8 align, u64 size, + struct nvkm_vma **pvma); +void nvkm_vmm_put_locked(struct nvkm_vmm *, struct nvkm_vma *); +void nvkm_vmm_unmap_locked(struct nvkm_vmm *, struct nvkm_vma *); +void nvkm_vmm_unmap_region(struct nvkm_vmm *vmm, struct nvkm_vma *vma); + +struct nvkm_vma *nvkm_vma_tail(struct nvkm_vma *, u64 tail); +void nvkm_vmm_node_insert(struct nvkm_vmm *, struct nvkm_vma *); + +int nv04_vmm_new_(const struct nvkm_vmm_func *, struct nvkm_mmu *, u32, + u64, u64, void *, u32, struct lock_class_key *, + const char *, struct nvkm_vmm **); +int nv04_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); + +int gf100_vmm_new_(const struct nvkm_vmm_func *, const struct nvkm_vmm_func *, + struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int gf100_vmm_join_(struct nvkm_vmm *, struct nvkm_memory *, u64 base); +int gf100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); +void gf100_vmm_part(struct nvkm_vmm *, struct nvkm_memory *); +int gf100_vmm_aper(enum nvkm_memory_target); +int gf100_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); +void gf100_vmm_flush_(struct nvkm_vmm *, int); +void gf100_vmm_flush(struct nvkm_vmm *, int); + +int gk20a_vmm_aper(enum nvkm_memory_target); + +int gm200_vmm_new_(const struct nvkm_vmm_func *, const struct nvkm_vmm_func *, + struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int gm200_vmm_join_(struct nvkm_vmm *, struct nvkm_memory *, u64 base); +int gm200_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); + +int gp100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *); +int gp100_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *); +void gp100_vmm_flush(struct nvkm_vmm *, int); + +int nv04_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int nv41_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int nv44_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int nv50_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int g84_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int gf100_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int gk104_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int gk20a_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, struct nvkm_vmm **); +int gm200_vmm_new_fixed(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, + struct nvkm_vmm **); +int gm200_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, + struct nvkm_vmm **); +int gm20b_vmm_new_fixed(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, + struct nvkm_vmm **); +int gm20b_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, + struct nvkm_vmm **); +int gp100_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, + struct nvkm_vmm **); +int gp10b_vmm_new(struct nvkm_mmu *, u64, u64, void *, u32, + struct lock_class_key *, const char *, + struct nvkm_vmm **); + +#define VMM_PRINT(l,v,p,f,a...) do { \ + struct nvkm_vmm *_vmm = (v); \ + if (CONFIG_NOUVEAU_DEBUG >= (l) && _vmm->debug >= (l)) { \ + nvkm_printk_(&_vmm->mmu->subdev, 0, p, "%s: "f"\n", \ + _vmm->name, ##a); \ + } \ +} while(0) +#define VMM_DEBUG(v,f,a...) VMM_PRINT(NV_DBG_DEBUG, (v), info, f, ##a) +#define VMM_TRACE(v,f,a...) VMM_PRINT(NV_DBG_TRACE, (v), info, f, ##a) +#define VMM_SPAM(v,f,a...) VMM_PRINT(NV_DBG_SPAM , (v), dbg, f, ##a) + +#define VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL,BASE,SIZE,NEXT) do { \ + nvkm_kmap((PT)->memory); \ + while (PTEN) { \ + u64 _ptes = ((SIZE) - MAP->off) >> MAP->page->shift; \ + u64 _addr = ((BASE) + MAP->off); \ + \ + if (_ptes > PTEN) { \ + MAP->off += PTEN << MAP->page->shift; \ + _ptes = PTEN; \ + } else { \ + MAP->off = 0; \ + NEXT; \ + } \ + \ + VMM_SPAM(VMM, "ITER %08x %08x PTE(s)", PTEI, (u32)_ptes); \ + \ + FILL(VMM, PT, PTEI, _ptes, MAP, _addr); \ + PTEI += _ptes; \ + PTEN -= _ptes; \ + }; \ + nvkm_done((PT)->memory); \ +} while(0) + +#define VMM_MAP_ITER_MEM(VMM,PT,PTEI,PTEN,MAP,FILL) \ + VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL, \ + ((u64)MAP->mem->offset << NVKM_RAM_MM_SHIFT), \ + ((u64)MAP->mem->length << NVKM_RAM_MM_SHIFT), \ + (MAP->mem = MAP->mem->next)) +#define VMM_MAP_ITER_DMA(VMM,PT,PTEI,PTEN,MAP,FILL) \ + VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL, \ + *MAP->dma, PAGE_SIZE, MAP->dma++) +#define VMM_MAP_ITER_SGL(VMM,PT,PTEI,PTEN,MAP,FILL) \ + VMM_MAP_ITER(VMM,PT,PTEI,PTEN,MAP,FILL, \ + sg_dma_address(MAP->sgl), sg_dma_len(MAP->sgl), \ + (MAP->sgl = sg_next(MAP->sgl))) + +#define VMM_FO(m,o,d,c,b) nvkm_fo##b((m)->memory, (o), (d), (c)) +#define VMM_WO(m,o,d,c,b) nvkm_wo##b((m)->memory, (o), (d)) +#define VMM_XO(m,v,o,d,c,b,fn,f,a...) do { \ + const u32 _pteo = (o); u##b _data = (d); \ + VMM_SPAM((v), " %010llx "f, (m)->addr + _pteo, _data, ##a); \ + VMM_##fn((m), (m)->base + _pteo, _data, (c), b); \ +} while(0) + +#define VMM_WO032(m,v,o,d) VMM_XO((m),(v),(o),(d), 1, 32, WO, "%08x") +#define VMM_FO032(m,v,o,d,c) \ + VMM_XO((m),(v),(o),(d),(c), 32, FO, "%08x %08x", (c)) + +#define VMM_WO064(m,v,o,d) VMM_XO((m),(v),(o),(d), 1, 64, WO, "%016llx") +#define VMM_FO064(m,v,o,d,c) \ + VMM_XO((m),(v),(o),(d),(c), 64, FO, "%016llx %08x", (c)) + +#define VMM_XO128(m,v,o,lo,hi,c,f,a...) do { \ + u32 _pteo = (o), _ptes = (c); \ + const u64 _addr = (m)->addr + _pteo; \ + VMM_SPAM((v), " %010llx %016llx%016llx"f, _addr, (hi), (lo), ##a); \ + while (_ptes--) { \ + nvkm_wo64((m)->memory, (m)->base + _pteo + 0, (lo)); \ + nvkm_wo64((m)->memory, (m)->base + _pteo + 8, (hi)); \ + _pteo += 0x10; \ + } \ +} while(0) + +#define VMM_WO128(m,v,o,lo,hi) VMM_XO128((m),(v),(o),(lo),(hi), 1, "") +#define VMM_FO128(m,v,o,lo,hi,c) do { \ + nvkm_kmap((m)->memory); \ + VMM_XO128((m),(v),(o),(lo),(hi),(c), " %08x", (c)); \ + nvkm_done((m)->memory); \ +} while(0) +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c new file mode 100644 index 000000000000..faf5a7e9265e --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgf100.c @@ -0,0 +1,403 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <subdev/fb.h> +#include <subdev/ltc.h> +#include <subdev/timer.h> + +#include <nvif/if900d.h> +#include <nvif/unpack.h> + +static inline void +gf100_vmm_pgt_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + u64 base = (addr >> 8) | map->type; + u64 data = base; + + if (map->ctag && !(map->next & (1ULL << 44))) { + while (ptes--) { + data = base | ((map->ctag >> 1) << 44); + if (!(map->ctag++ & 1)) + data |= BIT_ULL(60); + + VMM_WO064(pt, vmm, ptei++ * 8, data); + base += map->next; + } + } else { + map->type += ptes * map->ctag; + + while (ptes--) { + VMM_WO064(pt, vmm, ptei++ * 8, data); + data += map->next; + } + } +} + +void +gf100_vmm_pgt_sgl(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_SGL(vmm, pt, ptei, ptes, map, gf100_vmm_pgt_pte); +} + +void +gf100_vmm_pgt_dma(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + if (map->page->shift == PAGE_SHIFT) { + VMM_SPAM(vmm, "DMAA %08x %08x PTE(s)", ptei, ptes); + nvkm_kmap(pt->memory); + while (ptes--) { + const u64 data = (*map->dma++ >> 8) | map->type; + VMM_WO064(pt, vmm, ptei++ * 8, data); + map->type += map->ctag; + } + nvkm_done(pt->memory); + return; + } + + VMM_MAP_ITER_DMA(vmm, pt, ptei, ptes, map, gf100_vmm_pgt_pte); +} + +void +gf100_vmm_pgt_mem(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_MEM(vmm, pt, ptei, ptes, map, gf100_vmm_pgt_pte); +} + +void +gf100_vmm_pgt_unmap(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + VMM_FO064(pt, vmm, ptei * 8, 0ULL, ptes); +} + +const struct nvkm_vmm_desc_func +gf100_vmm_pgt = { + .unmap = gf100_vmm_pgt_unmap, + .mem = gf100_vmm_pgt_mem, + .dma = gf100_vmm_pgt_dma, + .sgl = gf100_vmm_pgt_sgl, +}; + +void +gf100_vmm_pgd_pde(struct nvkm_vmm *vmm, struct nvkm_vmm_pt *pgd, u32 pdei) +{ + struct nvkm_vmm_pt *pgt = pgd->pde[pdei]; + struct nvkm_mmu_pt *pd = pgd->pt[0]; + struct nvkm_mmu_pt *pt; + u64 data = 0; + + if ((pt = pgt->pt[0])) { + switch (nvkm_memory_target(pt->memory)) { + case NVKM_MEM_TARGET_VRAM: data |= 1ULL << 0; break; + case NVKM_MEM_TARGET_HOST: data |= 2ULL << 0; + data |= BIT_ULL(35); /* VOL */ + break; + case NVKM_MEM_TARGET_NCOH: data |= 3ULL << 0; break; + default: + WARN_ON(1); + return; + } + data |= pt->addr >> 8; + } + + if ((pt = pgt->pt[1])) { + switch (nvkm_memory_target(pt->memory)) { + case NVKM_MEM_TARGET_VRAM: data |= 1ULL << 32; break; + case NVKM_MEM_TARGET_HOST: data |= 2ULL << 32; + data |= BIT_ULL(34); /* VOL */ + break; + case NVKM_MEM_TARGET_NCOH: data |= 3ULL << 32; break; + default: + WARN_ON(1); + return; + } + data |= pt->addr << 24; + } + + nvkm_kmap(pd->memory); + VMM_WO064(pd, vmm, pdei * 8, data); + nvkm_done(pd->memory); +} + +const struct nvkm_vmm_desc_func +gf100_vmm_pgd = { + .unmap = gf100_vmm_pgt_unmap, + .pde = gf100_vmm_pgd_pde, +}; + +static const struct nvkm_vmm_desc +gf100_vmm_desc_17_12[] = { + { SPT, 15, 8, 0x1000, &gf100_vmm_pgt }, + { PGD, 13, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +static const struct nvkm_vmm_desc +gf100_vmm_desc_17_17[] = { + { LPT, 10, 8, 0x1000, &gf100_vmm_pgt }, + { PGD, 13, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +static const struct nvkm_vmm_desc +gf100_vmm_desc_16_12[] = { + { SPT, 14, 8, 0x1000, &gf100_vmm_pgt }, + { PGD, 14, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +static const struct nvkm_vmm_desc +gf100_vmm_desc_16_16[] = { + { LPT, 10, 8, 0x1000, &gf100_vmm_pgt }, + { PGD, 14, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +void +gf100_vmm_flush_(struct nvkm_vmm *vmm, int depth) +{ + struct nvkm_subdev *subdev = &vmm->mmu->subdev; + struct nvkm_device *device = subdev->device; + u32 type = depth << 24; + + type = 0x00000001; /* PAGE_ALL */ + if (atomic_read(&vmm->engref[NVKM_SUBDEV_BAR])) + type |= 0x00000004; /* HUB_ONLY */ + + mutex_lock(&subdev->mutex); + /* Looks like maybe a "free flush slots" counter, the + * faster you write to 0x100cbc to more it decreases. + */ + nvkm_msec(device, 2000, + if (nvkm_rd32(device, 0x100c80) & 0x00ff0000) + break; + ); + + nvkm_wr32(device, 0x100cb8, vmm->pd->pt[0]->addr >> 8); + nvkm_wr32(device, 0x100cbc, 0x80000000 | type); + + /* Wait for flush to be queued? */ + nvkm_msec(device, 2000, + if (nvkm_rd32(device, 0x100c80) & 0x00008000) + break; + ); + mutex_unlock(&subdev->mutex); +} + +void +gf100_vmm_flush(struct nvkm_vmm *vmm, int depth) +{ + gf100_vmm_flush_(vmm, 0); +} + +int +gf100_vmm_valid(struct nvkm_vmm *vmm, void *argv, u32 argc, + struct nvkm_vmm_map *map) +{ + const enum nvkm_memory_target target = nvkm_memory_target(map->memory); + const struct nvkm_vmm_page *page = map->page; + const bool gm20x = page->desc->func->sparse != NULL; + union { + struct gf100_vmm_map_vn vn; + struct gf100_vmm_map_v0 v0; + } *args = argv; + struct nvkm_device *device = vmm->mmu->subdev.device; + struct nvkm_memory *memory = map->memory; + u8 kind, priv, ro, vol; + int kindn, aper, ret = -ENOSYS; + const u8 *kindm; + + map->next = (1 << page->shift) >> 8; + map->type = map->ctag = 0; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + vol = !!args->v0.vol; + ro = !!args->v0.ro; + priv = !!args->v0.priv; + kind = args->v0.kind; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + vol = target == NVKM_MEM_TARGET_HOST; + ro = 0; + priv = 0; + kind = 0x00; + } else { + VMM_DEBUG(vmm, "args"); + return ret; + } + + aper = vmm->func->aper(target); + if (WARN_ON(aper < 0)) + return aper; + + kindm = vmm->mmu->func->kind(vmm->mmu, &kindn); + if (kind >= kindn || kindm[kind] == 0xff) { + VMM_DEBUG(vmm, "kind %02x", kind); + return -EINVAL; + } + + if (kindm[kind] != kind) { + u32 comp = (page->shift == 16 && !gm20x) ? 16 : 17; + u32 tags = ALIGN(nvkm_memory_size(memory), 1 << 17) >> comp; + if (aper != 0 || !(page->type & NVKM_VMM_PAGE_COMP)) { + VMM_DEBUG(vmm, "comp %d %02x", aper, page->type); + return -EINVAL; + } + + ret = nvkm_memory_tags_get(memory, device, tags, + nvkm_ltc_tags_clear, + &map->tags); + if (ret) { + VMM_DEBUG(vmm, "comp %d", ret); + return ret; + } + + if (map->tags->mn) { + u64 tags = map->tags->mn->offset + (map->offset >> 17); + if (page->shift == 17 || !gm20x) { + map->type |= tags << 44; + map->ctag |= 1ULL << 44; + map->next |= 1ULL << 44; + } else { + map->ctag |= tags << 1 | 1; + } + } else { + kind = kindm[kind]; + } + } + + map->type |= BIT(0); + map->type |= (u64)priv << 1; + map->type |= (u64) ro << 2; + map->type |= (u64) vol << 32; + map->type |= (u64)aper << 33; + map->type |= (u64)kind << 36; + return 0; +} + +int +gf100_vmm_aper(enum nvkm_memory_target target) +{ + switch (target) { + case NVKM_MEM_TARGET_VRAM: return 0; + case NVKM_MEM_TARGET_HOST: return 2; + case NVKM_MEM_TARGET_NCOH: return 3; + default: + return -EINVAL; + } +} + +void +gf100_vmm_part(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + nvkm_fo64(inst, 0x0200, 0x00000000, 2); +} + +int +gf100_vmm_join_(struct nvkm_vmm *vmm, struct nvkm_memory *inst, u64 base) +{ + struct nvkm_mmu_pt *pd = vmm->pd->pt[0]; + + switch (nvkm_memory_target(pd->memory)) { + case NVKM_MEM_TARGET_VRAM: base |= 0ULL << 0; break; + case NVKM_MEM_TARGET_HOST: base |= 2ULL << 0; + base |= BIT_ULL(2) /* VOL. */; + break; + case NVKM_MEM_TARGET_NCOH: base |= 3ULL << 0; break; + default: + WARN_ON(1); + return -EINVAL; + } + base |= pd->addr; + + nvkm_kmap(inst); + nvkm_wo64(inst, 0x0200, base); + nvkm_wo64(inst, 0x0208, vmm->limit - 1); + nvkm_done(inst); + return 0; +} + +int +gf100_vmm_join(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + return gf100_vmm_join_(vmm, inst, 0); +} + +static const struct nvkm_vmm_func +gf100_vmm_17 = { + .join = gf100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 17, &gf100_vmm_desc_17_17[0], NVKM_VMM_PAGE_xVxC }, + { 12, &gf100_vmm_desc_17_12[0], NVKM_VMM_PAGE_xVHx }, + {} + } +}; + +static const struct nvkm_vmm_func +gf100_vmm_16 = { + .join = gf100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 16, &gf100_vmm_desc_16_16[0], NVKM_VMM_PAGE_xVxC }, + { 12, &gf100_vmm_desc_16_12[0], NVKM_VMM_PAGE_xVHx }, + {} + } +}; + +int +gf100_vmm_new_(const struct nvkm_vmm_func *func_16, + const struct nvkm_vmm_func *func_17, + struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + switch (mmu->subdev.device->fb->page) { + case 16: return nv04_vmm_new_(func_16, mmu, 0, addr, size, + argv, argc, key, name, pvmm); + case 17: return nv04_vmm_new_(func_17, mmu, 0, addr, size, + argv, argc, key, name, pvmm); + default: + WARN_ON(1); + return -EINVAL; + } +} + +int +gf100_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return gf100_vmm_new_(&gf100_vmm_16, &gf100_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk104.c new file mode 100644 index 000000000000..0ebb7bccfcd2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk104.c @@ -0,0 +1,102 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +void +gk104_vmm_lpt_invalid(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + /* VALID_FALSE + PRIV tells the MMU to ignore corresponding SPTEs. */ + VMM_FO064(pt, vmm, ptei * 8, BIT_ULL(1) /* PRIV. */, ptes); +} + +static const struct nvkm_vmm_desc_func +gk104_vmm_lpt = { + .invalid = gk104_vmm_lpt_invalid, + .unmap = gf100_vmm_pgt_unmap, + .mem = gf100_vmm_pgt_mem, +}; + +const struct nvkm_vmm_desc +gk104_vmm_desc_17_12[] = { + { SPT, 15, 8, 0x1000, &gf100_vmm_pgt }, + { PGD, 13, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +const struct nvkm_vmm_desc +gk104_vmm_desc_17_17[] = { + { LPT, 10, 8, 0x1000, &gk104_vmm_lpt }, + { PGD, 13, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +const struct nvkm_vmm_desc +gk104_vmm_desc_16_12[] = { + { SPT, 14, 8, 0x1000, &gf100_vmm_pgt }, + { PGD, 14, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +const struct nvkm_vmm_desc +gk104_vmm_desc_16_16[] = { + { LPT, 10, 8, 0x1000, &gk104_vmm_lpt }, + { PGD, 14, 8, 0x1000, &gf100_vmm_pgd }, + {} +}; + +static const struct nvkm_vmm_func +gk104_vmm_17 = { + .join = gf100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 17, &gk104_vmm_desc_17_17[0], NVKM_VMM_PAGE_xVxC }, + { 12, &gk104_vmm_desc_17_12[0], NVKM_VMM_PAGE_xVHx }, + {} + } +}; + +static const struct nvkm_vmm_func +gk104_vmm_16 = { + .join = gf100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 16, &gk104_vmm_desc_16_16[0], NVKM_VMM_PAGE_xVxC }, + { 12, &gk104_vmm_desc_16_12[0], NVKM_VMM_PAGE_xVHx }, + {} + } +}; + +int +gk104_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return gf100_vmm_new_(&gk104_vmm_16, &gk104_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c new file mode 100644 index 000000000000..8086994a0446 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c @@ -0,0 +1,71 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <core/memory.h> + +int +gk20a_vmm_aper(enum nvkm_memory_target target) +{ + switch (target) { + case NVKM_MEM_TARGET_NCOH: return 0; + default: + return -EINVAL; + } +} + +static const struct nvkm_vmm_func +gk20a_vmm_17 = { + .join = gf100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 17, &gk104_vmm_desc_17_17[0], NVKM_VMM_PAGE_xxHC }, + { 12, &gk104_vmm_desc_17_12[0], NVKM_VMM_PAGE_xxHx }, + {} + } +}; + +static const struct nvkm_vmm_func +gk20a_vmm_16 = { + .join = gf100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 16, &gk104_vmm_desc_16_16[0], NVKM_VMM_PAGE_xxHC }, + { 12, &gk104_vmm_desc_16_12[0], NVKM_VMM_PAGE_xxHx }, + {} + } +}; + +int +gk20a_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return gf100_vmm_new_(&gk20a_vmm_16, &gk20a_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c new file mode 100644 index 000000000000..a1676a4644fe --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm200.c @@ -0,0 +1,185 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <nvif/ifb00d.h> +#include <nvif/unpack.h> + +static void +gm200_vmm_pgt_sparse(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + /* VALID_FALSE + VOL tells the MMU to treat the PTE as sparse. */ + VMM_FO064(pt, vmm, ptei * 8, BIT_ULL(32) /* VOL. */, ptes); +} + +static const struct nvkm_vmm_desc_func +gm200_vmm_spt = { + .unmap = gf100_vmm_pgt_unmap, + .sparse = gm200_vmm_pgt_sparse, + .mem = gf100_vmm_pgt_mem, + .dma = gf100_vmm_pgt_dma, + .sgl = gf100_vmm_pgt_sgl, +}; + +static const struct nvkm_vmm_desc_func +gm200_vmm_lpt = { + .invalid = gk104_vmm_lpt_invalid, + .unmap = gf100_vmm_pgt_unmap, + .sparse = gm200_vmm_pgt_sparse, + .mem = gf100_vmm_pgt_mem, +}; + +static void +gm200_vmm_pgd_sparse(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 pdei, u32 pdes) +{ + /* VALID_FALSE + VOL_BIG tells the MMU to treat the PDE as sparse. */ + VMM_FO064(pt, vmm, pdei * 8, BIT_ULL(35) /* VOL_BIG. */, pdes); +} + +static const struct nvkm_vmm_desc_func +gm200_vmm_pgd = { + .unmap = gf100_vmm_pgt_unmap, + .sparse = gm200_vmm_pgd_sparse, + .pde = gf100_vmm_pgd_pde, +}; + +const struct nvkm_vmm_desc +gm200_vmm_desc_17_12[] = { + { SPT, 15, 8, 0x1000, &gm200_vmm_spt }, + { PGD, 13, 8, 0x1000, &gm200_vmm_pgd }, + {} +}; + +const struct nvkm_vmm_desc +gm200_vmm_desc_17_17[] = { + { LPT, 10, 8, 0x1000, &gm200_vmm_lpt }, + { PGD, 13, 8, 0x1000, &gm200_vmm_pgd }, + {} +}; + +const struct nvkm_vmm_desc +gm200_vmm_desc_16_12[] = { + { SPT, 14, 8, 0x1000, &gm200_vmm_spt }, + { PGD, 14, 8, 0x1000, &gm200_vmm_pgd }, + {} +}; + +const struct nvkm_vmm_desc +gm200_vmm_desc_16_16[] = { + { LPT, 10, 8, 0x1000, &gm200_vmm_lpt }, + { PGD, 14, 8, 0x1000, &gm200_vmm_pgd }, + {} +}; + +int +gm200_vmm_join_(struct nvkm_vmm *vmm, struct nvkm_memory *inst, u64 base) +{ + if (vmm->func->page[1].shift == 16) + base |= BIT_ULL(11); + return gf100_vmm_join_(vmm, inst, base); +} + +int +gm200_vmm_join(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + return gm200_vmm_join_(vmm, inst, 0); +} + +static const struct nvkm_vmm_func +gm200_vmm_17 = { + .join = gm200_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 27, &gm200_vmm_desc_17_17[1], NVKM_VMM_PAGE_Sxxx }, + { 17, &gm200_vmm_desc_17_17[0], NVKM_VMM_PAGE_SVxC }, + { 12, &gm200_vmm_desc_17_12[0], NVKM_VMM_PAGE_SVHx }, + {} + } +}; + +static const struct nvkm_vmm_func +gm200_vmm_16 = { + .join = gm200_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 27, &gm200_vmm_desc_16_16[1], NVKM_VMM_PAGE_Sxxx }, + { 16, &gm200_vmm_desc_16_16[0], NVKM_VMM_PAGE_SVxC }, + { 12, &gm200_vmm_desc_16_12[0], NVKM_VMM_PAGE_SVHx }, + {} + } +}; + +int +gm200_vmm_new_(const struct nvkm_vmm_func *func_16, + const struct nvkm_vmm_func *func_17, + struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + const struct nvkm_vmm_func *func; + union { + struct gm200_vmm_vn vn; + struct gm200_vmm_v0 v0; + } *args = argv; + int ret = -ENOSYS; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + switch (args->v0.bigpage) { + case 16: func = func_16; break; + case 17: func = func_17; break; + default: + return -EINVAL; + } + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + func = func_17; + } else + return ret; + + return nvkm_vmm_new_(func, mmu, 0, addr, size, key, name, pvmm); +} + +int +gm200_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return gm200_vmm_new_(&gm200_vmm_16, &gm200_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} + +int +gm200_vmm_new_fixed(struct nvkm_mmu *mmu, u64 addr, u64 size, + void *argv, u32 argc, struct lock_class_key *key, + const char *name, struct nvkm_vmm **pvmm) +{ + return gf100_vmm_new_(&gm200_vmm_16, &gm200_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm20b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm20b.c new file mode 100644 index 000000000000..64d4b6cff8dd --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgm20b.c @@ -0,0 +1,70 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +static const struct nvkm_vmm_func +gm20b_vmm_17 = { + .join = gm200_vmm_join, + .part = gf100_vmm_part, + .aper = gk20a_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 27, &gm200_vmm_desc_17_17[1], NVKM_VMM_PAGE_Sxxx }, + { 17, &gm200_vmm_desc_17_17[0], NVKM_VMM_PAGE_SxHC }, + { 12, &gm200_vmm_desc_17_12[0], NVKM_VMM_PAGE_SxHx }, + {} + } +}; + +static const struct nvkm_vmm_func +gm20b_vmm_16 = { + .join = gm200_vmm_join, + .part = gf100_vmm_part, + .aper = gk20a_vmm_aper, + .valid = gf100_vmm_valid, + .flush = gf100_vmm_flush, + .page = { + { 27, &gm200_vmm_desc_16_16[1], NVKM_VMM_PAGE_Sxxx }, + { 16, &gm200_vmm_desc_16_16[0], NVKM_VMM_PAGE_SxHC }, + { 12, &gm200_vmm_desc_16_12[0], NVKM_VMM_PAGE_SxHx }, + {} + } +}; + +int +gm20b_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return gm200_vmm_new_(&gm20b_vmm_16, &gm20b_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} + +int +gm20b_vmm_new_fixed(struct nvkm_mmu *mmu, u64 addr, u64 size, + void *argv, u32 argc, struct lock_class_key *key, + const char *name, struct nvkm_vmm **pvmm) +{ + return gf100_vmm_new_(&gm20b_vmm_16, &gm20b_vmm_17, mmu, addr, + size, argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c new file mode 100644 index 000000000000..059fafe0e771 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c @@ -0,0 +1,347 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <subdev/fb.h> +#include <subdev/ltc.h> + +#include <nvif/ifc00d.h> +#include <nvif/unpack.h> + +static inline void +gp100_vmm_pgt_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + u64 data = (addr >> 4) | map->type; + + map->type += ptes * map->ctag; + + while (ptes--) { + VMM_WO064(pt, vmm, ptei++ * 8, data); + data += map->next; + } +} + +static void +gp100_vmm_pgt_sgl(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_SGL(vmm, pt, ptei, ptes, map, gp100_vmm_pgt_pte); +} + +static void +gp100_vmm_pgt_dma(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + if (map->page->shift == PAGE_SHIFT) { + VMM_SPAM(vmm, "DMAA %08x %08x PTE(s)", ptei, ptes); + nvkm_kmap(pt->memory); + while (ptes--) { + const u64 data = (*map->dma++ >> 4) | map->type; + VMM_WO064(pt, vmm, ptei++ * 8, data); + map->type += map->ctag; + } + nvkm_done(pt->memory); + return; + } + + VMM_MAP_ITER_DMA(vmm, pt, ptei, ptes, map, gp100_vmm_pgt_pte); +} + +static void +gp100_vmm_pgt_mem(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_MEM(vmm, pt, ptei, ptes, map, gp100_vmm_pgt_pte); +} + +static void +gp100_vmm_pgt_sparse(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + /* VALID_FALSE + VOL tells the MMU to treat the PTE as sparse. */ + VMM_FO064(pt, vmm, ptei * 8, BIT_ULL(3) /* VOL. */, ptes); +} + +static const struct nvkm_vmm_desc_func +gp100_vmm_desc_spt = { + .unmap = gf100_vmm_pgt_unmap, + .sparse = gp100_vmm_pgt_sparse, + .mem = gp100_vmm_pgt_mem, + .dma = gp100_vmm_pgt_dma, + .sgl = gp100_vmm_pgt_sgl, +}; + +static void +gp100_vmm_lpt_invalid(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + /* VALID_FALSE + PRIV tells the MMU to ignore corresponding SPTEs. */ + VMM_FO064(pt, vmm, ptei * 8, BIT_ULL(5) /* PRIV. */, ptes); +} + +static const struct nvkm_vmm_desc_func +gp100_vmm_desc_lpt = { + .invalid = gp100_vmm_lpt_invalid, + .unmap = gf100_vmm_pgt_unmap, + .sparse = gp100_vmm_pgt_sparse, + .mem = gp100_vmm_pgt_mem, +}; + +static inline void +gp100_vmm_pd0_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + u64 data = (addr >> 4) | map->type; + + map->type += ptes * map->ctag; + + while (ptes--) { + VMM_WO128(pt, vmm, ptei++ * 0x10, data, 0ULL); + data += map->next; + } +} + +static void +gp100_vmm_pd0_mem(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_MEM(vmm, pt, ptei, ptes, map, gp100_vmm_pd0_pte); +} + +static inline bool +gp100_vmm_pde(struct nvkm_mmu_pt *pt, u64 *data) +{ + switch (nvkm_memory_target(pt->memory)) { + case NVKM_MEM_TARGET_VRAM: *data |= 1ULL << 1; break; + case NVKM_MEM_TARGET_HOST: *data |= 2ULL << 1; + *data |= BIT_ULL(3); /* VOL. */ + break; + case NVKM_MEM_TARGET_NCOH: *data |= 3ULL << 1; break; + default: + WARN_ON(1); + return false; + } + *data |= pt->addr >> 4; + return true; +} + +static void +gp100_vmm_pd0_pde(struct nvkm_vmm *vmm, struct nvkm_vmm_pt *pgd, u32 pdei) +{ + struct nvkm_vmm_pt *pgt = pgd->pde[pdei]; + struct nvkm_mmu_pt *pd = pgd->pt[0]; + u64 data[2] = {}; + + if (pgt->pt[0] && !gp100_vmm_pde(pgt->pt[0], &data[0])) + return; + if (pgt->pt[1] && !gp100_vmm_pde(pgt->pt[1], &data[1])) + return; + + nvkm_kmap(pd->memory); + VMM_WO128(pd, vmm, pdei * 0x10, data[0], data[1]); + nvkm_done(pd->memory); +} + +static void +gp100_vmm_pd0_sparse(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 pdei, u32 pdes) +{ + /* VALID_FALSE + VOL_BIG tells the MMU to treat the PDE as sparse. */ + VMM_FO128(pt, vmm, pdei * 0x10, BIT_ULL(3) /* VOL_BIG. */, 0ULL, pdes); +} + +static void +gp100_vmm_pd0_unmap(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 pdei, u32 pdes) +{ + VMM_FO128(pt, vmm, pdei * 0x10, 0ULL, 0ULL, pdes); +} + +static const struct nvkm_vmm_desc_func +gp100_vmm_desc_pd0 = { + .unmap = gp100_vmm_pd0_unmap, + .sparse = gp100_vmm_pd0_sparse, + .pde = gp100_vmm_pd0_pde, + .mem = gp100_vmm_pd0_mem, +}; + +static void +gp100_vmm_pd1_pde(struct nvkm_vmm *vmm, struct nvkm_vmm_pt *pgd, u32 pdei) +{ + struct nvkm_vmm_pt *pgt = pgd->pde[pdei]; + struct nvkm_mmu_pt *pd = pgd->pt[0]; + u64 data = 0; + + if (!gp100_vmm_pde(pgt->pt[0], &data)) + return; + + nvkm_kmap(pd->memory); + VMM_WO064(pd, vmm, pdei * 8, data); + nvkm_done(pd->memory); +} + +static const struct nvkm_vmm_desc_func +gp100_vmm_desc_pd1 = { + .unmap = gf100_vmm_pgt_unmap, + .sparse = gp100_vmm_pgt_sparse, + .pde = gp100_vmm_pd1_pde, +}; + +const struct nvkm_vmm_desc +gp100_vmm_desc_16[] = { + { LPT, 5, 8, 0x0100, &gp100_vmm_desc_lpt }, + { PGD, 8, 16, 0x1000, &gp100_vmm_desc_pd0 }, + { PGD, 9, 8, 0x1000, &gp100_vmm_desc_pd1 }, + { PGD, 9, 8, 0x1000, &gp100_vmm_desc_pd1 }, + { PGD, 2, 8, 0x1000, &gp100_vmm_desc_pd1 }, + {} +}; + +const struct nvkm_vmm_desc +gp100_vmm_desc_12[] = { + { SPT, 9, 8, 0x1000, &gp100_vmm_desc_spt }, + { PGD, 8, 16, 0x1000, &gp100_vmm_desc_pd0 }, + { PGD, 9, 8, 0x1000, &gp100_vmm_desc_pd1 }, + { PGD, 9, 8, 0x1000, &gp100_vmm_desc_pd1 }, + { PGD, 2, 8, 0x1000, &gp100_vmm_desc_pd1 }, + {} +}; + +int +gp100_vmm_valid(struct nvkm_vmm *vmm, void *argv, u32 argc, + struct nvkm_vmm_map *map) +{ + const enum nvkm_memory_target target = nvkm_memory_target(map->memory); + const struct nvkm_vmm_page *page = map->page; + union { + struct gp100_vmm_map_vn vn; + struct gp100_vmm_map_v0 v0; + } *args = argv; + struct nvkm_device *device = vmm->mmu->subdev.device; + struct nvkm_memory *memory = map->memory; + u8 kind, priv, ro, vol; + int kindn, aper, ret = -ENOSYS; + const u8 *kindm; + + map->next = (1ULL << page->shift) >> 4; + map->type = 0; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + vol = !!args->v0.vol; + ro = !!args->v0.ro; + priv = !!args->v0.priv; + kind = args->v0.kind; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + vol = target == NVKM_MEM_TARGET_HOST; + ro = 0; + priv = 0; + kind = 0x00; + } else { + VMM_DEBUG(vmm, "args"); + return ret; + } + + aper = vmm->func->aper(target); + if (WARN_ON(aper < 0)) + return aper; + + kindm = vmm->mmu->func->kind(vmm->mmu, &kindn); + if (kind >= kindn || kindm[kind] == 0xff) { + VMM_DEBUG(vmm, "kind %02x", kind); + return -EINVAL; + } + + if (kindm[kind] != kind) { + u64 tags = nvkm_memory_size(memory) >> 16; + if (aper != 0 || !(page->type & NVKM_VMM_PAGE_COMP)) { + VMM_DEBUG(vmm, "comp %d %02x", aper, page->type); + return -EINVAL; + } + + ret = nvkm_memory_tags_get(memory, device, tags, + nvkm_ltc_tags_clear, + &map->tags); + if (ret) { + VMM_DEBUG(vmm, "comp %d", ret); + return ret; + } + + if (map->tags->mn) { + tags = map->tags->mn->offset + (map->offset >> 16); + map->ctag |= ((1ULL << page->shift) >> 16) << 36; + map->type |= tags << 36; + map->next |= map->ctag; + } else { + kind = kindm[kind]; + } + } + + map->type |= BIT(0); + map->type |= (u64)aper << 1; + map->type |= (u64) vol << 3; + map->type |= (u64)priv << 5; + map->type |= (u64) ro << 6; + map->type |= (u64)kind << 56; + return 0; +} + +void +gp100_vmm_flush(struct nvkm_vmm *vmm, int depth) +{ + gf100_vmm_flush_(vmm, 5 /* CACHE_LEVEL_UP_TO_PDE3 */ - depth); +} + +int +gp100_vmm_join(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + const u64 base = BIT_ULL(10) /* VER2 */ | BIT_ULL(11); /* 64KiB */ + return gf100_vmm_join_(vmm, inst, base); +} + +static const struct nvkm_vmm_func +gp100_vmm = { + .join = gp100_vmm_join, + .part = gf100_vmm_part, + .aper = gf100_vmm_aper, + .valid = gp100_vmm_valid, + .flush = gp100_vmm_flush, + .page = { + { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx }, + { 38, &gp100_vmm_desc_16[3], NVKM_VMM_PAGE_Sxxx }, + { 29, &gp100_vmm_desc_16[2], NVKM_VMM_PAGE_Sxxx }, + { 21, &gp100_vmm_desc_16[1], NVKM_VMM_PAGE_SVxC }, + { 16, &gp100_vmm_desc_16[0], NVKM_VMM_PAGE_SVxC }, + { 12, &gp100_vmm_desc_12[0], NVKM_VMM_PAGE_SVHx }, + {} + } +}; + +int +gp100_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return nv04_vmm_new_(&gp100_vmm, mmu, 0, addr, size, + argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c new file mode 100644 index 000000000000..3dcc6bddb32f --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c @@ -0,0 +1,49 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +static const struct nvkm_vmm_func +gp10b_vmm = { + .join = gp100_vmm_join, + .part = gf100_vmm_part, + .aper = gk20a_vmm_aper, + .valid = gp100_vmm_valid, + .flush = gp100_vmm_flush, + .page = { + { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx }, + { 38, &gp100_vmm_desc_16[3], NVKM_VMM_PAGE_Sxxx }, + { 29, &gp100_vmm_desc_16[2], NVKM_VMM_PAGE_Sxxx }, + { 21, &gp100_vmm_desc_16[1], NVKM_VMM_PAGE_SxHC }, + { 16, &gp100_vmm_desc_16[0], NVKM_VMM_PAGE_SxHC }, + { 12, &gp100_vmm_desc_12[0], NVKM_VMM_PAGE_SxHx }, + {} + } +}; + +int +gp10b_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return nv04_vmm_new_(&gp10b_vmm, mmu, 0, addr, size, + argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv04.c new file mode 100644 index 000000000000..0cab1ffc9f64 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv04.c @@ -0,0 +1,140 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <nvif/if000d.h> +#include <nvif/unpack.h> + +static inline void +nv04_vmm_pgt_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + u32 data = addr | 0x00000003; /* PRESENT, RW. */ + while (ptes--) { + VMM_WO032(pt, vmm, 8 + ptei++ * 4, data); + data += 0x00001000; + } +} + +static void +nv04_vmm_pgt_sgl(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_SGL(vmm, pt, ptei, ptes, map, nv04_vmm_pgt_pte); +} + +static void +nv04_vmm_pgt_dma(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ +#if PAGE_SHIFT == 12 + nvkm_kmap(pt->memory); + while (ptes--) + VMM_WO032(pt, vmm, 8 + (ptei++ * 4), *map->dma++ | 0x00000003); + nvkm_done(pt->memory); +#else + VMM_MAP_ITER_DMA(vmm, pt, ptei, ptes, map, nv04_vmm_pgt_pte); +#endif +} + +static void +nv04_vmm_pgt_unmap(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + VMM_FO032(pt, vmm, 8 + (ptei * 4), 0, ptes); +} + +static const struct nvkm_vmm_desc_func +nv04_vmm_desc_pgt = { + .unmap = nv04_vmm_pgt_unmap, + .dma = nv04_vmm_pgt_dma, + .sgl = nv04_vmm_pgt_sgl, +}; + +static const struct nvkm_vmm_desc +nv04_vmm_desc_12[] = { + { PGT, 15, 4, 0x1000, &nv04_vmm_desc_pgt }, + {} +}; + +int +nv04_vmm_valid(struct nvkm_vmm *vmm, void *argv, u32 argc, + struct nvkm_vmm_map *map) +{ + union { + struct nv04_vmm_map_vn vn; + } *args = argv; + int ret = -ENOSYS; + if ((ret = nvif_unvers(ret, &argv, &argc, args->vn))) + VMM_DEBUG(vmm, "args"); + return ret; +} + +static const struct nvkm_vmm_func +nv04_vmm = { + .valid = nv04_vmm_valid, + .page = { + { 12, &nv04_vmm_desc_12[0], NVKM_VMM_PAGE_HOST }, + {} + } +}; + +int +nv04_vmm_new_(const struct nvkm_vmm_func *func, struct nvkm_mmu *mmu, + u32 pd_header, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + union { + struct nv04_vmm_vn vn; + } *args = argv; + int ret; + + ret = nvkm_vmm_new_(func, mmu, pd_header, addr, size, key, name, pvmm); + if (ret) + return ret; + + return nvif_unvers(-ENOSYS, &argv, &argc, args->vn); +} + +int +nv04_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + struct nvkm_memory *mem; + struct nvkm_vmm *vmm; + int ret; + + ret = nv04_vmm_new_(&nv04_vmm, mmu, 8, addr, size, + argv, argc, key, name, &vmm); + *pvmm = vmm; + if (ret) + return ret; + + mem = vmm->pd->pt[0]->memory; + nvkm_kmap(mem); + nvkm_wo32(mem, 0x00000, 0x0002103d); /* PCI, RW, PT, !LN */ + nvkm_wo32(mem, 0x00004, vmm->limit - 1); + nvkm_done(mem); + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv41.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv41.c new file mode 100644 index 000000000000..b595f130e573 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv41.c @@ -0,0 +1,113 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <subdev/timer.h> + +static void +nv41_vmm_pgt_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + u32 data = (addr >> 7) | 0x00000001; /* VALID. */ + while (ptes--) { + VMM_WO032(pt, vmm, ptei++ * 4, data); + data += 0x00000020; + } +} + +static void +nv41_vmm_pgt_sgl(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_SGL(vmm, pt, ptei, ptes, map, nv41_vmm_pgt_pte); +} + +static void +nv41_vmm_pgt_dma(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ +#if PAGE_SHIFT == 12 + nvkm_kmap(pt->memory); + while (ptes--) { + const u32 data = (*map->dma++ >> 7) | 0x00000001; + VMM_WO032(pt, vmm, ptei++ * 4, data); + } + nvkm_done(pt->memory); +#else + VMM_MAP_ITER_DMA(vmm, pt, ptei, ptes, map, nv41_vmm_pgt_pte); +#endif +} + +static void +nv41_vmm_pgt_unmap(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + VMM_FO032(pt, vmm, ptei * 4, 0, ptes); +} + +static const struct nvkm_vmm_desc_func +nv41_vmm_desc_pgt = { + .unmap = nv41_vmm_pgt_unmap, + .dma = nv41_vmm_pgt_dma, + .sgl = nv41_vmm_pgt_sgl, +}; + +static const struct nvkm_vmm_desc +nv41_vmm_desc_12[] = { + { PGT, 17, 4, 0x1000, &nv41_vmm_desc_pgt }, + {} +}; + +static void +nv41_vmm_flush(struct nvkm_vmm *vmm, int level) +{ + struct nvkm_subdev *subdev = &vmm->mmu->subdev; + struct nvkm_device *device = subdev->device; + + mutex_lock(&subdev->mutex); + nvkm_wr32(device, 0x100810, 0x00000022); + nvkm_msec(device, 2000, + if (nvkm_rd32(device, 0x100810) & 0x00000020) + break; + ); + nvkm_wr32(device, 0x100810, 0x00000000); + mutex_unlock(&subdev->mutex); +} + +static const struct nvkm_vmm_func +nv41_vmm = { + .valid = nv04_vmm_valid, + .flush = nv41_vmm_flush, + .page = { + { 12, &nv41_vmm_desc_12[0], NVKM_VMM_PAGE_HOST }, + {} + } +}; + +int +nv41_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return nv04_vmm_new_(&nv41_vmm, mmu, 0, addr, size, + argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv44.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv44.c new file mode 100644 index 000000000000..b834e4352334 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv44.c @@ -0,0 +1,230 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <subdev/timer.h> + +static void +nv44_vmm_pgt_fill(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + dma_addr_t *list, u32 ptei, u32 ptes) +{ + u32 pteo = (ptei << 2) & ~0x0000000f; + u32 tmp[4]; + + tmp[0] = nvkm_ro32(pt->memory, pteo + 0x0); + tmp[1] = nvkm_ro32(pt->memory, pteo + 0x4); + tmp[2] = nvkm_ro32(pt->memory, pteo + 0x8); + tmp[3] = nvkm_ro32(pt->memory, pteo + 0xc); + + while (ptes--) { + u32 addr = (list ? *list++ : vmm->null) >> 12; + switch (ptei++ & 0x3) { + case 0: + tmp[0] &= ~0x07ffffff; + tmp[0] |= addr; + break; + case 1: + tmp[0] &= ~0xf8000000; + tmp[0] |= addr << 27; + tmp[1] &= ~0x003fffff; + tmp[1] |= addr >> 5; + break; + case 2: + tmp[1] &= ~0xffc00000; + tmp[1] |= addr << 22; + tmp[2] &= ~0x0001ffff; + tmp[2] |= addr >> 10; + break; + case 3: + tmp[2] &= ~0xfffe0000; + tmp[2] |= addr << 17; + tmp[3] &= ~0x00000fff; + tmp[3] |= addr >> 15; + break; + } + } + + VMM_WO032(pt, vmm, pteo + 0x0, tmp[0]); + VMM_WO032(pt, vmm, pteo + 0x4, tmp[1]); + VMM_WO032(pt, vmm, pteo + 0x8, tmp[2]); + VMM_WO032(pt, vmm, pteo + 0xc, tmp[3] | 0x40000000); +} + +static void +nv44_vmm_pgt_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + dma_addr_t tmp[4], i; + + if (ptei & 3) { + const u32 pten = min(ptes, 4 - (ptei & 3)); + for (i = 0; i < pten; i++, addr += 0x1000) + tmp[i] = addr; + nv44_vmm_pgt_fill(vmm, pt, tmp, ptei, pten); + ptei += pten; + ptes -= pten; + } + + while (ptes >= 4) { + for (i = 0; i < 4; i++, addr += 0x1000) + tmp[i] = addr >> 12; + VMM_WO032(pt, vmm, ptei++ * 4, tmp[0] >> 0 | tmp[1] << 27); + VMM_WO032(pt, vmm, ptei++ * 4, tmp[1] >> 5 | tmp[2] << 22); + VMM_WO032(pt, vmm, ptei++ * 4, tmp[2] >> 10 | tmp[3] << 17); + VMM_WO032(pt, vmm, ptei++ * 4, tmp[3] >> 15 | 0x40000000); + ptes -= 4; + } + + if (ptes) { + for (i = 0; i < ptes; i++, addr += 0x1000) + tmp[i] = addr; + nv44_vmm_pgt_fill(vmm, pt, tmp, ptei, ptes); + } +} + +static void +nv44_vmm_pgt_sgl(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_SGL(vmm, pt, ptei, ptes, map, nv44_vmm_pgt_pte); +} + +static void +nv44_vmm_pgt_dma(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ +#if PAGE_SHIFT == 12 + nvkm_kmap(pt->memory); + if (ptei & 3) { + const u32 pten = min(ptes, 4 - (ptei & 3)); + nv44_vmm_pgt_fill(vmm, pt, map->dma, ptei, pten); + ptei += pten; + ptes -= pten; + map->dma += pten; + } + + while (ptes >= 4) { + u32 tmp[4], i; + for (i = 0; i < 4; i++) + tmp[i] = *map->dma++ >> 12; + VMM_WO032(pt, vmm, ptei++ * 4, tmp[0] >> 0 | tmp[1] << 27); + VMM_WO032(pt, vmm, ptei++ * 4, tmp[1] >> 5 | tmp[2] << 22); + VMM_WO032(pt, vmm, ptei++ * 4, tmp[2] >> 10 | tmp[3] << 17); + VMM_WO032(pt, vmm, ptei++ * 4, tmp[3] >> 15 | 0x40000000); + ptes -= 4; + } + + if (ptes) { + nv44_vmm_pgt_fill(vmm, pt, map->dma, ptei, ptes); + map->dma += ptes; + } + nvkm_done(pt->memory); +#else + VMM_MAP_ITER_DMA(vmm, pt, ptei, ptes, map, nv44_vmm_pgt_pte); +#endif +} + +static void +nv44_vmm_pgt_unmap(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + nvkm_kmap(pt->memory); + if (ptei & 3) { + const u32 pten = min(ptes, 4 - (ptei & 3)); + nv44_vmm_pgt_fill(vmm, pt, NULL, ptei, pten); + ptei += pten; + ptes -= pten; + } + + while (ptes > 4) { + VMM_WO032(pt, vmm, ptei++ * 4, 0x00000000); + VMM_WO032(pt, vmm, ptei++ * 4, 0x00000000); + VMM_WO032(pt, vmm, ptei++ * 4, 0x00000000); + VMM_WO032(pt, vmm, ptei++ * 4, 0x00000000); + ptes -= 4; + } + + if (ptes) + nv44_vmm_pgt_fill(vmm, pt, NULL, ptei, ptes); + nvkm_done(pt->memory); +} + +static const struct nvkm_vmm_desc_func +nv44_vmm_desc_pgt = { + .unmap = nv44_vmm_pgt_unmap, + .dma = nv44_vmm_pgt_dma, + .sgl = nv44_vmm_pgt_sgl, +}; + +static const struct nvkm_vmm_desc +nv44_vmm_desc_12[] = { + { PGT, 17, 4, 0x80000, &nv44_vmm_desc_pgt }, + {} +}; + +static void +nv44_vmm_flush(struct nvkm_vmm *vmm, int level) +{ + struct nvkm_device *device = vmm->mmu->subdev.device; + nvkm_wr32(device, 0x100814, vmm->limit - 4096); + nvkm_wr32(device, 0x100808, 0x000000020); + nvkm_msec(device, 2000, + if (nvkm_rd32(device, 0x100808) & 0x00000001) + break; + ); + nvkm_wr32(device, 0x100808, 0x00000000); +} + +static const struct nvkm_vmm_func +nv44_vmm = { + .valid = nv04_vmm_valid, + .flush = nv44_vmm_flush, + .page = { + { 12, &nv44_vmm_desc_12[0], NVKM_VMM_PAGE_HOST }, + {} + } +}; + +int +nv44_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + struct nvkm_subdev *subdev = &mmu->subdev; + struct nvkm_vmm *vmm; + int ret; + + ret = nv04_vmm_new_(&nv44_vmm, mmu, 0, addr, size, + argv, argc, key, name, &vmm); + *pvmm = vmm; + if (ret) + return ret; + + vmm->nullp = dma_alloc_coherent(subdev->device->dev, 16 * 1024, + &vmm->null, GFP_KERNEL); + if (!vmm->nullp) { + nvkm_warn(subdev, "unable to allocate dummy pages\n"); + vmm->null = 0; + } + + return 0; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv50.c new file mode 100644 index 000000000000..863a2edd9861 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmnv50.c @@ -0,0 +1,385 @@ +/* + * Copyright 2017 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#include "vmm.h" + +#include <subdev/fb.h> +#include <subdev/timer.h> +#include <engine/gr.h> + +#include <nvif/if500d.h> +#include <nvif/unpack.h> + +static inline void +nv50_vmm_pgt_pte(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map, u64 addr) +{ + u64 next = addr | map->type, data; + u32 pten; + int log2blk; + + map->type += ptes * map->ctag; + + while (ptes) { + for (log2blk = 7; log2blk >= 0; log2blk--) { + pten = 1 << log2blk; + if (ptes >= pten && IS_ALIGNED(ptei, pten)) + break; + } + + data = next | (log2blk << 7); + next += pten * map->next; + ptes -= pten; + + while (pten--) + VMM_WO064(pt, vmm, ptei++ * 8, data); + } +} + +static void +nv50_vmm_pgt_sgl(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_SGL(vmm, pt, ptei, ptes, map, nv50_vmm_pgt_pte); +} + +static void +nv50_vmm_pgt_dma(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + if (map->page->shift == PAGE_SHIFT) { + VMM_SPAM(vmm, "DMAA %08x %08x PTE(s)", ptei, ptes); + nvkm_kmap(pt->memory); + while (ptes--) { + const u64 data = *map->dma++ | map->type; + VMM_WO064(pt, vmm, ptei++ * 8, data); + map->type += map->ctag; + } + nvkm_done(pt->memory); + return; + } + + VMM_MAP_ITER_DMA(vmm, pt, ptei, ptes, map, nv50_vmm_pgt_pte); +} + +static void +nv50_vmm_pgt_mem(struct nvkm_vmm *vmm, struct nvkm_mmu_pt *pt, + u32 ptei, u32 ptes, struct nvkm_vmm_map *map) +{ + VMM_MAP_ITER_MEM(vmm, pt, ptei, ptes, map, nv50_vmm_pgt_pte); +} + +static void +nv50_vmm_pgt_unmap(struct nvkm_vmm *vmm, + struct nvkm_mmu_pt *pt, u32 ptei, u32 ptes) +{ + VMM_FO064(pt, vmm, ptei * 8, 0ULL, ptes); +} + +static const struct nvkm_vmm_desc_func +nv50_vmm_pgt = { + .unmap = nv50_vmm_pgt_unmap, + .mem = nv50_vmm_pgt_mem, + .dma = nv50_vmm_pgt_dma, + .sgl = nv50_vmm_pgt_sgl, +}; + +static bool +nv50_vmm_pde(struct nvkm_vmm *vmm, struct nvkm_vmm_pt *pgt, u64 *pdata) +{ + struct nvkm_mmu_pt *pt; + u64 data = 0xdeadcafe00000000ULL; + if (pgt && (pt = pgt->pt[0])) { + switch (pgt->page) { + case 16: data = 0x00000001; break; + case 12: data = 0x00000003; + switch (nvkm_memory_size(pt->memory)) { + case 0x100000: data |= 0x00000000; break; + case 0x040000: data |= 0x00000020; break; + case 0x020000: data |= 0x00000040; break; + case 0x010000: data |= 0x00000060; break; + default: + WARN_ON(1); + return false; + } + break; + default: + WARN_ON(1); + return false; + } + + switch (nvkm_memory_target(pt->memory)) { + case NVKM_MEM_TARGET_VRAM: data |= 0x00000000; break; + case NVKM_MEM_TARGET_HOST: data |= 0x00000008; break; + case NVKM_MEM_TARGET_NCOH: data |= 0x0000000c; break; + default: + WARN_ON(1); + return false; + } + + data |= pt->addr; + } + *pdata = data; + return true; +} + +static void +nv50_vmm_pgd_pde(struct nvkm_vmm *vmm, struct nvkm_vmm_pt *pgd, u32 pdei) +{ + struct nvkm_vmm_join *join; + u32 pdeo = vmm->mmu->func->vmm.pd_offset + (pdei * 8); + u64 data; + + if (!nv50_vmm_pde(vmm, pgd->pde[pdei], &data)) + return; + + list_for_each_entry(join, &vmm->join, head) { + nvkm_kmap(join->inst); + nvkm_wo64(join->inst, pdeo, data); + nvkm_done(join->inst); + } +} + +static const struct nvkm_vmm_desc_func +nv50_vmm_pgd = { + .pde = nv50_vmm_pgd_pde, +}; + +static const struct nvkm_vmm_desc +nv50_vmm_desc_12[] = { + { PGT, 17, 8, 0x1000, &nv50_vmm_pgt }, + { PGD, 11, 0, 0x0000, &nv50_vmm_pgd }, + {} +}; + +static const struct nvkm_vmm_desc +nv50_vmm_desc_16[] = { + { PGT, 13, 8, 0x1000, &nv50_vmm_pgt }, + { PGD, 11, 0, 0x0000, &nv50_vmm_pgd }, + {} +}; + +static void +nv50_vmm_flush(struct nvkm_vmm *vmm, int level) +{ + struct nvkm_subdev *subdev = &vmm->mmu->subdev; + struct nvkm_device *device = subdev->device; + int i, id; + + mutex_lock(&subdev->mutex); + for (i = 0; i < NVKM_SUBDEV_NR; i++) { + if (!atomic_read(&vmm->engref[i])) + continue; + + /* unfortunate hw bug workaround... */ + if (i == NVKM_ENGINE_GR && device->gr) { + int ret = nvkm_gr_tlb_flush(device->gr); + if (ret != -ENODEV) + continue; + } + + switch (i) { + case NVKM_ENGINE_GR : id = 0x00; break; + case NVKM_ENGINE_VP : + case NVKM_ENGINE_MSPDEC: id = 0x01; break; + case NVKM_SUBDEV_BAR : id = 0x06; break; + case NVKM_ENGINE_MSPPP : + case NVKM_ENGINE_MPEG : id = 0x08; break; + case NVKM_ENGINE_BSP : + case NVKM_ENGINE_MSVLD : id = 0x09; break; + case NVKM_ENGINE_CIPHER: + case NVKM_ENGINE_SEC : id = 0x0a; break; + case NVKM_ENGINE_CE0 : id = 0x0d; break; + default: + continue; + } + + nvkm_wr32(device, 0x100c80, (id << 16) | 1); + if (nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x100c80) & 0x00000001)) + break; + ) < 0) + nvkm_error(subdev, "%s mmu invalidate timeout\n", + nvkm_subdev_name[i]); + } + mutex_unlock(&subdev->mutex); +} + +static int +nv50_vmm_valid(struct nvkm_vmm *vmm, void *argv, u32 argc, + struct nvkm_vmm_map *map) +{ + const struct nvkm_vmm_page *page = map->page; + union { + struct nv50_vmm_map_vn vn; + struct nv50_vmm_map_v0 v0; + } *args = argv; + struct nvkm_device *device = vmm->mmu->subdev.device; + struct nvkm_ram *ram = device->fb->ram; + struct nvkm_memory *memory = map->memory; + u8 aper, kind, comp, priv, ro; + int kindn, ret = -ENOSYS; + const u8 *kindm; + + map->type = map->ctag = 0; + map->next = 1 << page->shift; + + if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) { + ro = !!args->v0.ro; + priv = !!args->v0.priv; + kind = args->v0.kind & 0x7f; + comp = args->v0.comp & 0x03; + } else + if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) { + ro = 0; + priv = 0; + kind = 0x00; + comp = 0; + } else { + VMM_DEBUG(vmm, "args"); + return ret; + } + + switch (nvkm_memory_target(memory)) { + case NVKM_MEM_TARGET_VRAM: + if (ram->stolen) { + map->type |= ram->stolen; + aper = 3; + } else { + aper = 0; + } + break; + case NVKM_MEM_TARGET_HOST: + aper = 2; + break; + case NVKM_MEM_TARGET_NCOH: + aper = 3; + break; + default: + WARN_ON(1); + return -EINVAL; + } + + kindm = vmm->mmu->func->kind(vmm->mmu, &kindn); + if (kind >= kindn || kindm[kind] == 0x7f) { + VMM_DEBUG(vmm, "kind %02x", kind); + return -EINVAL; + } + + if (map->mem && map->mem->type != kindm[kind]) { + VMM_DEBUG(vmm, "kind %02x bankswz: %d %d", kind, + kindm[kind], map->mem->type); + return -EINVAL; + } + + if (comp) { + u32 tags = (nvkm_memory_size(memory) >> 16) * comp; + if (aper != 0 || !(page->type & NVKM_VMM_PAGE_COMP)) { + VMM_DEBUG(vmm, "comp %d %02x", aper, page->type); + return -EINVAL; + } + + ret = nvkm_memory_tags_get(memory, device, tags, NULL, + &map->tags); + if (ret) { + VMM_DEBUG(vmm, "comp %d", ret); + return ret; + } + + if (map->tags->mn) { + u32 tags = map->tags->mn->offset + (map->offset >> 16); + map->ctag |= (u64)comp << 49; + map->type |= (u64)comp << 47; + map->type |= (u64)tags << 49; + map->next |= map->ctag; + } + } + + map->type |= BIT(0); /* Valid. */ + map->type |= (u64)ro << 3; + map->type |= (u64)aper << 4; + map->type |= (u64)priv << 6; + map->type |= (u64)kind << 40; + return 0; +} + +static void +nv50_vmm_part(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + struct nvkm_vmm_join *join; + + list_for_each_entry(join, &vmm->join, head) { + if (join->inst == inst) { + list_del(&join->head); + kfree(join); + break; + } + } +} + +static int +nv50_vmm_join(struct nvkm_vmm *vmm, struct nvkm_memory *inst) +{ + const u32 pd_offset = vmm->mmu->func->vmm.pd_offset; + struct nvkm_vmm_join *join; + int ret = 0; + u64 data; + u32 pdei; + + if (!(join = kmalloc(sizeof(*join), GFP_KERNEL))) + return -ENOMEM; + join->inst = inst; + list_add_tail(&join->head, &vmm->join); + + nvkm_kmap(join->inst); + for (pdei = vmm->start >> 29; pdei <= (vmm->limit - 1) >> 29; pdei++) { + if (!nv50_vmm_pde(vmm, vmm->pd->pde[pdei], &data)) { + ret = -EINVAL; + break; + } + nvkm_wo64(join->inst, pd_offset + (pdei * 8), data); + } + nvkm_done(join->inst); + return ret; +} + +static const struct nvkm_vmm_func +nv50_vmm = { + .join = nv50_vmm_join, + .part = nv50_vmm_part, + .valid = nv50_vmm_valid, + .flush = nv50_vmm_flush, + .page_block = 1 << 29, + .page = { + { 16, &nv50_vmm_desc_16[0], NVKM_VMM_PAGE_xVxC }, + { 12, &nv50_vmm_desc_12[0], NVKM_VMM_PAGE_xVHx }, + {} + } +}; + +int +nv50_vmm_new(struct nvkm_mmu *mmu, u64 addr, u64 size, void *argv, u32 argc, + struct lock_class_key *key, const char *name, + struct nvkm_vmm **pvmm) +{ + return nv04_vmm_new_(&nv50_vmm, mmu, 0, addr, size, + argv, argc, key, name, pvmm); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c index a4cb82495cee..b1b1f3626b96 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/base.c @@ -87,7 +87,7 @@ nvkm_pci_fini(struct nvkm_subdev *subdev, bool suspend) if (pci->irq >= 0) { free_irq(pci->irq, pci); pci->irq = -1; - }; + } if (pci->agp.bridge) nvkm_agp_fini(pci); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c index 73ca1203281d..5e91b3f90065 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.c @@ -39,7 +39,7 @@ gm200_secboot_run_blob(struct nvkm_secboot *sb, struct nvkm_gpuobj *blob, { struct gm200_secboot *gsb = gm200_secboot(sb); struct nvkm_subdev *subdev = &gsb->base.subdev; - struct nvkm_vma vma; + struct nvkm_vma *vma = NULL; u32 start_address; int ret; @@ -48,12 +48,16 @@ gm200_secboot_run_blob(struct nvkm_secboot *sb, struct nvkm_gpuobj *blob, return ret; /* Map the HS firmware so the HS bootloader can see it */ - ret = nvkm_gpuobj_map(blob, gsb->vm, NV_MEM_ACCESS_RW, &vma); + ret = nvkm_vmm_get(gsb->vmm, 12, blob->size, &vma); if (ret) { nvkm_falcon_put(falcon, subdev); return ret; } + ret = nvkm_memory_map(blob, 0, gsb->vmm, vma, NULL, 0); + if (ret) + goto end; + /* Reset and set the falcon up */ ret = nvkm_falcon_reset(falcon); if (ret) @@ -61,7 +65,7 @@ gm200_secboot_run_blob(struct nvkm_secboot *sb, struct nvkm_gpuobj *blob, nvkm_falcon_bind_context(falcon, gsb->inst); /* Load the HS bootloader into the falcon's IMEM/DMEM */ - ret = sb->acr->func->load(sb->acr, falcon, blob, vma.offset); + ret = sb->acr->func->load(sb->acr, falcon, blob, vma->addr); if (ret < 0) goto end; @@ -91,7 +95,7 @@ end: nvkm_mc_intr_mask(sb->subdev.device, falcon->owner->index, true); /* We don't need the ACR firmware anymore */ - nvkm_gpuobj_unmap(&vma); + nvkm_vmm_put(gsb->vmm, &vma); nvkm_falcon_put(falcon, subdev); return ret; @@ -102,37 +106,26 @@ gm200_secboot_oneinit(struct nvkm_secboot *sb) { struct gm200_secboot *gsb = gm200_secboot(sb); struct nvkm_device *device = sb->subdev.device; - struct nvkm_vm *vm; - const u64 vm_area_len = 600 * 1024; int ret; /* Allocate instance block and VM */ - ret = nvkm_gpuobj_new(device, 0x1000, 0, true, NULL, &gsb->inst); + ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x1000, 0, true, + &gsb->inst); if (ret) return ret; - ret = nvkm_gpuobj_new(device, 0x8000, 0, true, NULL, &gsb->pgd); + ret = nvkm_vmm_new(device, 0, 600 * 1024, NULL, 0, NULL, "acr", + &gsb->vmm); if (ret) return ret; - ret = nvkm_vm_new(device, 0, vm_area_len, 0, NULL, &vm); - if (ret) - return ret; - - atomic_inc(&vm->engref[NVKM_SUBDEV_PMU]); + atomic_inc(&gsb->vmm->engref[NVKM_SUBDEV_PMU]); + gsb->vmm->debug = gsb->base.subdev.debug; - ret = nvkm_vm_ref(vm, &gsb->vm, gsb->pgd); - nvkm_vm_ref(NULL, &vm, NULL); + ret = nvkm_vmm_join(gsb->vmm, gsb->inst); if (ret) return ret; - nvkm_kmap(gsb->inst); - nvkm_wo32(gsb->inst, 0x200, lower_32_bits(gsb->pgd->addr)); - nvkm_wo32(gsb->inst, 0x204, upper_32_bits(gsb->pgd->addr)); - nvkm_wo32(gsb->inst, 0x208, lower_32_bits(vm_area_len - 1)); - nvkm_wo32(gsb->inst, 0x20c, upper_32_bits(vm_area_len - 1)); - nvkm_done(gsb->inst); - if (sb->acr->func->oneinit) { ret = sb->acr->func->oneinit(sb->acr, sb); if (ret) @@ -160,9 +153,9 @@ gm200_secboot_dtor(struct nvkm_secboot *sb) sb->acr->func->dtor(sb->acr); - nvkm_vm_ref(NULL, &gsb->vm, gsb->pgd); - nvkm_gpuobj_del(&gsb->pgd); - nvkm_gpuobj_del(&gsb->inst); + nvkm_vmm_part(gsb->vmm, gsb->inst); + nvkm_vmm_unref(&gsb->vmm); + nvkm_memory_unref(&gsb->inst); return gsb; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h index c8ab3d76bdef..62c5e162099a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gm200.h @@ -29,9 +29,8 @@ struct gm200_secboot { struct nvkm_secboot base; /* Instance block & address space used for HS FW execution */ - struct nvkm_gpuobj *inst; - struct nvkm_gpuobj *pgd; - struct nvkm_vm *vm; + struct nvkm_memory *inst; + struct nvkm_vmm *vmm; }; #define gm200_secboot(sb) container_of(sb, struct gm200_secboot, base) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c index ee989210725e..6f10b098676c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/ls_ucode_msgqueue.c @@ -183,7 +183,7 @@ acr_ls_sec2_post_run(const struct nvkm_acr *acr, const struct nvkm_secboot *sb) break; ); if (reg & BIT(4)) { - nvkm_debug(subdev, "applying workaround for start bug..."); + nvkm_debug(subdev, "applying workaround for start bug...\n"); nvkm_falcon_start(sb->boot_falcon); nvkm_msec(subdev->device, 1, if ((reg = nvkm_rd32(subdev->device, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/priv.h index 885e919a8720..d9091f029506 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/priv.h @@ -25,6 +25,7 @@ #include <subdev/secboot.h> #include <subdev/mmu.h> +struct nvkm_gpuobj; struct nvkm_secboot_func { int (*oneinit)(struct nvkm_secboot *); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/Kbuild index 2bafcc1d1818..7ba56b12badd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/Kbuild @@ -12,3 +12,4 @@ nvkm-y += nvkm/subdev/therm/gt215.o nvkm-y += nvkm/subdev/therm/gf119.o nvkm-y += nvkm/subdev/therm/gm107.o nvkm-y += nvkm/subdev/therm/gm200.o +nvkm-y += nvkm/subdev/therm/gp100.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c index 952a7cb0a59a..f27fc6d0d4c6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/base.c @@ -341,7 +341,8 @@ nvkm_therm_init(struct nvkm_subdev *subdev) { struct nvkm_therm *therm = nvkm_therm(subdev); - therm->func->init(therm); + if (therm->func->init) + therm->func->init(therm); if (therm->suspend >= 0) { /* restore the pwm value only when on manual or auto mode */ diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gp100.c new file mode 100644 index 000000000000..9f0dea3f61dc --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gp100.c @@ -0,0 +1,56 @@ +/* + * Copyright 2017 Rhys Kidd + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Rhys Kidd + */ +#include "priv.h" + +static int +gp100_temp_get(struct nvkm_therm *therm) +{ + struct nvkm_device *device = therm->subdev.device; + struct nvkm_subdev *subdev = &therm->subdev; + u32 tsensor = nvkm_rd32(device, 0x020460); + u32 inttemp = (tsensor & 0x0001fff8); + + /* device SHADOWed */ + if (tsensor & 0x40000000) + nvkm_trace(subdev, "reading temperature from SHADOWed sensor\n"); + + /* device valid */ + if (tsensor & 0x20000000) + return (inttemp >> 8); + else + return -ENODEV; +} + +static const struct nvkm_therm_func +gp100_therm = { + .temp_get = gp100_temp_get, + .program_alarms = nvkm_therm_program_alarms_polling, +}; + +int +gp100_therm_new(struct nvkm_device *device, int index, + struct nvkm_therm **ptherm) +{ + return nvkm_therm_new_(&gp100_therm, device, index, ptherm); +} |