diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2009-09-15 22:57:32 +0200 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-11-05 14:47:07 -0800 |
| commit | 48764bf43f746113fc77877d7e80f2df23ca4cbb (patch) | |
| tree | 74f679459d3c1e6d5194ac7a4a55f9a347ea3647 /drivers/gpu/drm/i915/i915_drv.h | |
| parent | 7a9c906094de8b3dc227de448019dbc386cd25d4 (diff) | |
drm/i915: add i915_lp_ring_sync helper
This just waits until the hw passed the current ring position with
cmd execution. This slightly changes the existing i915_wait_request
function to make uninterruptible waiting possible - no point in
returning to userspace while mucking around with the overlay, that
piece of hw is just too fragile.
Also replace a magic 0 with the symbolic constant (and kill the then
superflous comment) while I was looking at the code.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 95391191316a..e440f70e477a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -803,6 +803,7 @@ void i915_gem_cleanup_ringbuffer(struct drm_device *dev); int i915_gem_do_init(struct drm_device *dev, unsigned long start, unsigned long end); int i915_gem_idle(struct drm_device *dev); +int i915_lp_ring_sync(struct drm_device *dev); int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write); |