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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_drm.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_drm.h')
| -rw-r--r-- | drivers/char/drm/i915_drm.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/char/drm/i915_drm.h b/drivers/char/drm/i915_drm.h index 6af83e613f27..8926beb5a61f 100644 --- a/drivers/char/drm/i915_drm.h +++ b/drivers/char/drm/i915_drm.h @@ -132,6 +132,7 @@ typedef struct _drm_i915_sarea { #define DRM_I915_DESTROY_HEAP 0x0c #define DRM_I915_SET_VBLANK_PIPE 0x0d #define DRM_I915_GET_VBLANK_PIPE 0x0e +#define DRM_I915_VBLANK_SWAP 0x0f #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) @@ -243,4 +244,12 @@ typedef struct drm_i915_vblank_pipe { int pipe; } drm_i915_vblank_pipe_t; +/* Schedule buffer swap at given vertical blank: + */ +typedef struct drm_i915_vblank_swap { + drm_drawable_t drawable; + unsigned int pipe; + unsigned int sequence; +} drm_i915_vblank_swap_t; + #endif /* _I915_DRM_H_ */ |