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| author | =?utf-8?q?Michel_D=C3=A4nzer?= <michel@tungstengraphics.com> | 2006-10-24 23:37:43 +1000 |
|---|---|---|
| committer | airlied <airlied@linux.ie> | 2006-12-07 15:53:29 +1100 |
| commit | a6b54f3f5050c0cbc0c35dd48064846c6302706b (patch) | |
| tree | ed0a17808058150916a56120a10109d70a2dd426 /drivers/char/drm/i915_drv.h | |
| parent | 049b323321bbcb476b799f50dc6444c0ed5a0e0e (diff) | |
| download | linux-a6b54f3f5050c0cbc0c35dd48064846c6302706b.tar.gz linux-a6b54f3f5050c0cbc0c35dd48064846c6302706b.tar.bz2 linux-a6b54f3f5050c0cbc0c35dd48064846c6302706b.zip | |
drm: i915: Add ioctl for scheduling buffer swaps at vertical blanks.
This uses the core facility to schedule a driver callback that will be called
ASAP after the given vertical blank interrupt with the HW lock held.
Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char/drm/i915_drv.h')
| -rw-r--r-- | drivers/char/drm/i915_drv.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h index 5f0c4fa04da2..334b0ce8181d 100644 --- a/drivers/char/drm/i915_drv.h +++ b/drivers/char/drm/i915_drv.h @@ -71,6 +71,13 @@ struct mem_block { DRMFILE filp; /* 0: free, -1: heap, other: real files */ }; +typedef struct _drm_i915_vbl_swap { + struct list_head head; + drm_drawable_t drw_id; + unsigned int pipe; + unsigned int sequence; +} drm_i915_vbl_swap_t; + typedef struct drm_i915_private { drm_local_map_t *sarea; drm_local_map_t *mmio_map; @@ -83,6 +90,7 @@ typedef struct drm_i915_private { dma_addr_t dma_status_page; unsigned long counter; + unsigned int cpp; int back_offset; int front_offset; int current_page; @@ -98,6 +106,10 @@ typedef struct drm_i915_private { struct mem_block *agp_heap; unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds; int vblank_pipe; + + spinlock_t swaps_lock; + drm_i915_vbl_swap_t vbl_swaps; + unsigned int swaps_pending; } drm_i915_private_t; extern drm_ioctl_desc_t i915_ioctls[]; @@ -124,6 +136,7 @@ extern void i915_driver_irq_postinstall(drm_device_t * dev); extern void i915_driver_irq_uninstall(drm_device_t * dev); extern int i915_vblank_pipe_set(DRM_IOCTL_ARGS); extern int i915_vblank_pipe_get(DRM_IOCTL_ARGS); +extern int i915_vblank_swap(DRM_IOCTL_ARGS); /* i915_mem.c */ extern int i915_mem_alloc(DRM_IOCTL_ARGS); @@ -257,6 +270,10 @@ extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller); #define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2) +#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6) +#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21) +#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20) + #define MI_BATCH_BUFFER ((0x30<<23)|1) #define MI_BATCH_BUFFER_START (0x31<<23) #define MI_BATCH_BUFFER_END (0xA<<23) |