diff options
| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-11-10 08:21:25 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2009-11-11 13:44:58 +1000 |
| commit | 4efc50d697ed8d9a91f0005d922907a7b6c9290d (patch) | |
| tree | af4985b7ff99aab603c537fc86b322668894718e /drivers/gpu/drm | |
| parent | fe625f137d28d1ebe22a71ee064ffab2841055a5 (diff) | |
drm: when queuing an event with NEXTONMISS, return queued sequence to userspace
If we queue a vblank event but miss it, we should return the actual
sequence number we queued to userspace, so its event handling function
will know which event to look for.
Acked-by: Kristian Høgsberg <krh@bitplanet.net>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/drm_irq.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index d9af7964f81..cc53b33d457 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -558,6 +558,7 @@ static int drm_queue_vblank_event(struct drm_device *dev, int pipe, if ((vblwait->request.type & _DRM_VBLANK_NEXTONMISS) && (seq - vblwait->request.sequence) <= (1 << 23)) { vblwait->request.sequence = seq + 1; + vblwait->reply.sequence = vblwait->request.sequence; } DRM_DEBUG("event on vblank count %d, current %d, crtc %d\n", |