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author | Gerd Hoffmann <kraxel@redhat.com> | 2019-05-22 12:33:07 +0200 |
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committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-05-23 12:16:01 +0200 |
commit | 0388f2f61befe1de58b3e6319b133ea9391812c1 (patch) | |
tree | b883c07d482781ec196e83b3a0d622ddcc063a41 /drivers/gpu/drm/cirrus | |
parent | 3b1d715dc2edda1efa590fdf7cf9731501d4a44f (diff) | |
download | linux-0388f2f61befe1de58b3e6319b133ea9391812c1.tar.gz linux-0388f2f61befe1de58b3e6319b133ea9391812c1.tar.bz2 linux-0388f2f61befe1de58b3e6319b133ea9391812c1.zip |
drm/cirrus: remove leftover files
cirrus_drv.h and cirrus_ttm.c are unused since commit ab3e023b1b4c
("drm/cirrus: rewrite and modernize driver"), apparently I ran "rm"
instead of "git rm" on them so they are still in present the tree.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20190522103307.12711-1-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/cirrus')
-rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_drv.h | 250 | ||||
-rw-r--r-- | drivers/gpu/drm/cirrus/cirrus_ttm.c | 337 |
2 files changed, 0 insertions, 587 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.h b/drivers/gpu/drm/cirrus/cirrus_drv.h deleted file mode 100644 index 1bd816be3aae..000000000000 --- a/drivers/gpu/drm/cirrus/cirrus_drv.h +++ /dev/null @@ -1,250 +0,0 @@ -/* - * Copyright 2012 Red Hat - * - * This file is subject to the terms and conditions of the GNU General - * Public License version 2. See the file COPYING in the main - * directory of this archive for more details. - * - * Authors: Matthew Garrett - * Dave Airlie - */ -#ifndef __CIRRUS_DRV_H__ -#define __CIRRUS_DRV_H__ - -#include <video/vga.h> - -#include <drm/drm_encoder.h> -#include <drm/drm_fb_helper.h> - -#include <drm/ttm/ttm_bo_api.h> -#include <drm/ttm/ttm_bo_driver.h> -#include <drm/ttm/ttm_placement.h> -#include <drm/ttm/ttm_memory.h> -#include <drm/ttm/ttm_module.h> - -#include <drm/drm_gem.h> - -#define DRIVER_AUTHOR "Matthew Garrett" - -#define DRIVER_NAME "cirrus" -#define DRIVER_DESC "qemu Cirrus emulation" -#define DRIVER_DATE "20110418" - -#define DRIVER_MAJOR 1 -#define DRIVER_MINOR 0 -#define DRIVER_PATCHLEVEL 0 - -#define CIRRUSFB_CONN_LIMIT 1 - -#define RREG8(reg) ioread8(((void __iomem *)cdev->rmmio) + (reg)) -#define WREG8(reg, v) iowrite8(v, ((void __iomem *)cdev->rmmio) + (reg)) -#define RREG32(reg) ioread32(((void __iomem *)cdev->rmmio) + (reg)) -#define WREG32(reg, v) iowrite32(v, ((void __iomem *)cdev->rmmio) + (reg)) - -#define SEQ_INDEX 4 -#define SEQ_DATA 5 - -#define WREG_SEQ(reg, v) \ - do { \ - WREG8(SEQ_INDEX, reg); \ - WREG8(SEQ_DATA, v); \ - } while (0) \ - -#define CRT_INDEX 0x14 -#define CRT_DATA 0x15 - -#define WREG_CRT(reg, v) \ - do { \ - WREG8(CRT_INDEX, reg); \ - WREG8(CRT_DATA, v); \ - } while (0) \ - -#define GFX_INDEX 0xe -#define GFX_DATA 0xf - -#define WREG_GFX(reg, v) \ - do { \ - WREG8(GFX_INDEX, reg); \ - WREG8(GFX_DATA, v); \ - } while (0) \ - -/* - * Cirrus has a "hidden" DAC register that can be accessed by writing to - * the pixel mask register to reset the state, then reading from the register - * four times. The next write will then pass to the DAC - */ -#define VGA_DAC_MASK 0x6 - -#define WREG_HDR(v) \ - do { \ - RREG8(VGA_DAC_MASK); \ - RREG8(VGA_DAC_MASK); \ - RREG8(VGA_DAC_MASK); \ - RREG8(VGA_DAC_MASK); \ - WREG8(VGA_DAC_MASK, v); \ - } while (0) \ - - -#define CIRRUS_MAX_FB_HEIGHT 4096 -#define CIRRUS_MAX_FB_WIDTH 4096 - -#define CIRRUS_DPMS_CLEARED (-1) - -#define to_cirrus_crtc(x) container_of(x, struct cirrus_crtc, base) -#define to_cirrus_encoder(x) container_of(x, struct cirrus_encoder, base) - -struct cirrus_crtc { - struct drm_crtc base; - int last_dpms; - bool enabled; -}; - -struct cirrus_fbdev; -struct cirrus_mode_info { - struct cirrus_crtc *crtc; - /* pointer to fbdev info structure */ - struct cirrus_fbdev *gfbdev; -}; - -struct cirrus_encoder { - struct drm_encoder base; - int last_dpms; -}; - -struct cirrus_connector { - struct drm_connector base; -}; - -struct cirrus_mc { - resource_size_t vram_size; - resource_size_t vram_base; -}; - -struct cirrus_device { - struct drm_device *dev; - unsigned long flags; - - resource_size_t rmmio_base; - resource_size_t rmmio_size; - void __iomem *rmmio; - - struct cirrus_mc mc; - struct cirrus_mode_info mode_info; - - int num_crtc; - int fb_mtrr; - - struct { - struct ttm_bo_device bdev; - } ttm; - bool mm_inited; -}; - - -struct cirrus_fbdev { - struct drm_fb_helper helper; /* must be first */ - struct drm_framebuffer *gfb; - void *sysram; - int size; - int x1, y1, x2, y2; /* dirty rect */ - spinlock_t dirty_lock; -}; - -struct cirrus_bo { - struct ttm_buffer_object bo; - struct ttm_placement placement; - struct ttm_bo_kmap_obj kmap; - struct drm_gem_object gem; - struct ttm_place placements[3]; - int pin_count; -}; -#define gem_to_cirrus_bo(gobj) container_of((gobj), struct cirrus_bo, gem) - -static inline struct cirrus_bo * -cirrus_bo(struct ttm_buffer_object *bo) -{ - return container_of(bo, struct cirrus_bo, bo); -} - - -#define to_cirrus_obj(x) container_of(x, struct cirrus_gem_object, base) - - /* cirrus_main.c */ -int cirrus_device_init(struct cirrus_device *cdev, - struct drm_device *ddev, - struct pci_dev *pdev, - uint32_t flags); -void cirrus_device_fini(struct cirrus_device *cdev); -void cirrus_gem_free_object(struct drm_gem_object *obj); -int cirrus_dumb_mmap_offset(struct drm_file *file, - struct drm_device *dev, - uint32_t handle, - uint64_t *offset); -int cirrus_gem_create(struct drm_device *dev, - u32 size, bool iskernel, - struct drm_gem_object **obj); -int cirrus_dumb_create(struct drm_file *file, - struct drm_device *dev, - struct drm_mode_create_dumb *args); - -int cirrus_framebuffer_init(struct drm_device *dev, - struct drm_framebuffer *gfb, - const struct drm_mode_fb_cmd2 *mode_cmd, - struct drm_gem_object *obj); - -bool cirrus_check_framebuffer(struct cirrus_device *cdev, int width, int height, - int bpp, int pitch); - - /* cirrus_display.c */ -int cirrus_modeset_init(struct cirrus_device *cdev); -void cirrus_modeset_fini(struct cirrus_device *cdev); - - /* cirrus_fbdev.c */ -int cirrus_fbdev_init(struct cirrus_device *cdev); -void cirrus_fbdev_fini(struct cirrus_device *cdev); - - - - /* cirrus_irq.c */ -void cirrus_driver_irq_preinstall(struct drm_device *dev); -int cirrus_driver_irq_postinstall(struct drm_device *dev); -void cirrus_driver_irq_uninstall(struct drm_device *dev); -irqreturn_t cirrus_driver_irq_handler(int irq, void *arg); - - /* cirrus_kms.c */ -int cirrus_driver_load(struct drm_device *dev, unsigned long flags); -void cirrus_driver_unload(struct drm_device *dev); -extern struct drm_ioctl_desc cirrus_ioctls[]; -extern int cirrus_max_ioctl; - -int cirrus_mm_init(struct cirrus_device *cirrus); -void cirrus_mm_fini(struct cirrus_device *cirrus); -void cirrus_ttm_placement(struct cirrus_bo *bo, int domain); -int cirrus_bo_create(struct drm_device *dev, int size, int align, - uint32_t flags, struct cirrus_bo **pcirrusbo); -int cirrus_mmap(struct file *filp, struct vm_area_struct *vma); - -static inline int cirrus_bo_reserve(struct cirrus_bo *bo, bool no_wait) -{ - int ret; - - ret = ttm_bo_reserve(&bo->bo, true, no_wait, NULL); - if (ret) { - if (ret != -ERESTARTSYS && ret != -EBUSY) - DRM_ERROR("reserve failed %p\n", bo); - return ret; - } - return 0; -} - -static inline void cirrus_bo_unreserve(struct cirrus_bo *bo) -{ - ttm_bo_unreserve(&bo->bo); -} - -int cirrus_bo_push_sysram(struct cirrus_bo *bo); -int cirrus_bo_pin(struct cirrus_bo *bo, u32 pl_flag, u64 *gpu_addr); - -extern int cirrus_bpp; - -#endif /* __CIRRUS_DRV_H__ */ diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c deleted file mode 100644 index e6b98467a428..000000000000 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ /dev/null @@ -1,337 +0,0 @@ -/* - * Copyright 2012 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, sub license, 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 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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. - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - */ -/* - * Authors: Dave Airlie <airlied@redhat.com> - */ -#include <drm/drmP.h> -#include <drm/ttm/ttm_page_alloc.h> - -#include "cirrus_drv.h" - -static inline struct cirrus_device * -cirrus_bdev(struct ttm_bo_device *bd) -{ - return container_of(bd, struct cirrus_device, ttm.bdev); -} - -static void cirrus_bo_ttm_destroy(struct ttm_buffer_object *tbo) -{ - struct cirrus_bo *bo; - - bo = container_of(tbo, struct cirrus_bo, bo); - - drm_gem_object_release(&bo->gem); - kfree(bo); -} - -static bool cirrus_ttm_bo_is_cirrus_bo(struct ttm_buffer_object *bo) -{ - if (bo->destroy == &cirrus_bo_ttm_destroy) - return true; - return false; -} - -static int -cirrus_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, - struct ttm_mem_type_manager *man) -{ - switch (type) { - case TTM_PL_SYSTEM: - man->flags = TTM_MEMTYPE_FLAG_MAPPABLE; - man->available_caching = TTM_PL_MASK_CACHING; - man->default_caching = TTM_PL_FLAG_CACHED; - break; - case TTM_PL_VRAM: - man->func = &ttm_bo_manager_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED | - TTM_MEMTYPE_FLAG_MAPPABLE; - man->available_caching = TTM_PL_FLAG_UNCACHED | - TTM_PL_FLAG_WC; - man->default_caching = TTM_PL_FLAG_WC; - break; - default: - DRM_ERROR("Unsupported memory type %u\n", (unsigned)type); - return -EINVAL; - } - return 0; -} - -static void -cirrus_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl) -{ - struct cirrus_bo *cirrusbo = cirrus_bo(bo); - - if (!cirrus_ttm_bo_is_cirrus_bo(bo)) - return; - - cirrus_ttm_placement(cirrusbo, TTM_PL_FLAG_SYSTEM); - *pl = cirrusbo->placement; -} - -static int cirrus_bo_verify_access(struct ttm_buffer_object *bo, struct file *filp) -{ - struct cirrus_bo *cirrusbo = cirrus_bo(bo); - - return drm_vma_node_verify_access(&cirrusbo->gem.vma_node, - filp->private_data); -} - -static int cirrus_ttm_io_mem_reserve(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem) -{ - struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type]; - struct cirrus_device *cirrus = cirrus_bdev(bdev); - - mem->bus.addr = NULL; - mem->bus.offset = 0; - mem->bus.size = mem->num_pages << PAGE_SHIFT; - mem->bus.base = 0; - mem->bus.is_iomem = false; - if (!(man->flags & TTM_MEMTYPE_FLAG_MAPPABLE)) - return -EINVAL; - switch (mem->mem_type) { - case TTM_PL_SYSTEM: - /* system memory */ - return 0; - case TTM_PL_VRAM: - mem->bus.offset = mem->start << PAGE_SHIFT; - mem->bus.base = pci_resource_start(cirrus->dev->pdev, 0); - mem->bus.is_iomem = true; - break; - default: - return -EINVAL; - break; - } - return 0; -} - -static void cirrus_ttm_io_mem_free(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) -{ -} - -static void cirrus_ttm_backend_destroy(struct ttm_tt *tt) -{ - ttm_tt_fini(tt); - kfree(tt); -} - -static struct ttm_backend_func cirrus_tt_backend_func = { - .destroy = &cirrus_ttm_backend_destroy, -}; - - -static struct ttm_tt *cirrus_ttm_tt_create(struct ttm_buffer_object *bo, - uint32_t page_flags) -{ - struct ttm_tt *tt; - - tt = kzalloc(sizeof(struct ttm_tt), GFP_KERNEL); - if (tt == NULL) - return NULL; - tt->func = &cirrus_tt_backend_func; - if (ttm_tt_init(tt, bo, page_flags)) { - kfree(tt); - return NULL; - } - return tt; -} - -struct ttm_bo_driver cirrus_bo_driver = { - .ttm_tt_create = cirrus_ttm_tt_create, - .init_mem_type = cirrus_bo_init_mem_type, - .eviction_valuable = ttm_bo_eviction_valuable, - .evict_flags = cirrus_bo_evict_flags, - .move = NULL, - .verify_access = cirrus_bo_verify_access, - .io_mem_reserve = &cirrus_ttm_io_mem_reserve, - .io_mem_free = &cirrus_ttm_io_mem_free, -}; - -int cirrus_mm_init(struct cirrus_device *cirrus) -{ - int ret; - struct drm_device *dev = cirrus->dev; - struct ttm_bo_device *bdev = &cirrus->ttm.bdev; - - ret = ttm_bo_device_init(&cirrus->ttm.bdev, - &cirrus_bo_driver, - dev->anon_inode->i_mapping, - true); - if (ret) { - DRM_ERROR("Error initialising bo driver; %d\n", ret); - return ret; - } - - ret = ttm_bo_init_mm(bdev, TTM_PL_VRAM, - cirrus->mc.vram_size >> PAGE_SHIFT); - if (ret) { - DRM_ERROR("Failed ttm VRAM init: %d\n", ret); - return ret; - } - - arch_io_reserve_memtype_wc(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); - - cirrus->fb_mtrr = arch_phys_wc_add(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); - - cirrus->mm_inited = true; - return 0; -} - -void cirrus_mm_fini(struct cirrus_device *cirrus) -{ - struct drm_device *dev = cirrus->dev; - - if (!cirrus->mm_inited) - return; - - ttm_bo_device_release(&cirrus->ttm.bdev); - - arch_phys_wc_del(cirrus->fb_mtrr); - cirrus->fb_mtrr = 0; - arch_io_free_memtype_wc(pci_resource_start(dev->pdev, 0), - pci_resource_len(dev->pdev, 0)); -} - -void cirrus_ttm_placement(struct cirrus_bo *bo, int domain) -{ - u32 c = 0; - unsigned i; - bo->placement.placement = bo->placements; - bo->placement.busy_placement = bo->placements; - if (domain & TTM_PL_FLAG_VRAM) - bo->placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM; - if (domain & TTM_PL_FLAG_SYSTEM) - bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM; - if (!c) - bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM; - bo->placement.num_placement = c; - bo->placement.num_busy_placement = c; - for (i = 0; i < c; ++i) { - bo->placements[i].fpfn = 0; - bo->placements[i].lpfn = 0; - } -} - -int cirrus_bo_create(struct drm_device *dev, int size, int align, - uint32_t flags, struct cirrus_bo **pcirrusbo) -{ - struct cirrus_device *cirrus = dev->dev_private; - struct cirrus_bo *cirrusbo; - size_t acc_size; - int ret; - - cirrusbo = kzalloc(sizeof(struct cirrus_bo), GFP_KERNEL); - if (!cirrusbo) - return -ENOMEM; - - ret = drm_gem_object_init(dev, &cirrusbo->gem, size); - if (ret) { - kfree(cirrusbo); - return ret; - } - - cirrusbo->bo.bdev = &cirrus->ttm.bdev; - - cirrus_ttm_placement(cirrusbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM); - - acc_size = ttm_bo_dma_acc_size(&cirrus->ttm.bdev, size, - sizeof(struct cirrus_bo)); - - ret = ttm_bo_init(&cirrus->ttm.bdev, &cirrusbo->bo, size, - ttm_bo_type_device, &cirrusbo->placement, - align >> PAGE_SHIFT, false, acc_size, - NULL, NULL, cirrus_bo_ttm_destroy); - if (ret) - return ret; - - *pcirrusbo = cirrusbo; - return 0; -} - -static inline u64 cirrus_bo_gpu_offset(struct cirrus_bo *bo) -{ - return bo->bo.offset; -} - -int cirrus_bo_pin(struct cirrus_bo *bo, u32 pl_flag, u64 *gpu_addr) -{ - struct ttm_operation_ctx ctx = { false, false }; - int i, ret; - - if (bo->pin_count) { - bo->pin_count++; - if (gpu_addr) - *gpu_addr = cirrus_bo_gpu_offset(bo); - } - - cirrus_ttm_placement(bo, pl_flag); - for (i = 0; i < bo->placement.num_placement; i++) - bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT; - ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx); - if (ret) - return ret; - - bo->pin_count = 1; - if (gpu_addr) - *gpu_addr = cirrus_bo_gpu_offset(bo); - return 0; -} - -int cirrus_bo_push_sysram(struct cirrus_bo *bo) -{ - struct ttm_operation_ctx ctx = { false, false }; - int i, ret; - if (!bo->pin_count) { - DRM_ERROR("unpin bad %p\n", bo); - return 0; - } - bo->pin_count--; - if (bo->pin_count) - return 0; - - if (bo->kmap.virtual) - ttm_bo_kunmap(&bo->kmap); - - cirrus_ttm_placement(bo, TTM_PL_FLAG_SYSTEM); - for (i = 0; i < bo->placement.num_placement ; i++) - bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT; - - ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx); - if (ret) { - DRM_ERROR("pushing to VRAM failed\n"); - return ret; - } - return 0; -} - -int cirrus_mmap(struct file *filp, struct vm_area_struct *vma) -{ - struct drm_file *file_priv = filp->private_data; - struct cirrus_device *cirrus = file_priv->minor->dev->dev_private; - - return ttm_bo_mmap(filp, vma, &cirrus->ttm.bdev); -} |