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| author |  Rob Clark <robdclark@chromium.org>
| 2021-09-03 11:47:53 -0700 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org>
| 2023-03-28 14:52:59 -0700 |
| commit | b2c077d001b612b1f34f7e528b2dc6072bd6794e (patch) | |
| tree | 93342f345a18af3c770a737f289686fdd946615e /include/drm/drm_vblank.h | |
| parent | drm/scheduler: Add fence deadline support (diff) | |
| download | linux-b2c077d001b612b1f34f7e528b2dc6072bd6794e.tar.gz linux-b2c077d001b612b1f34f7e528b2dc6072bd6794e.tar.bz2 linux-b2c077d001b612b1f34f7e528b2dc6072bd6794e.zip | |
drm/vblank: Add helper to get next vblank time
Will be used in the next commit to set a deadline on fences that an
atomic update is waiting on.
v2: Calculate time at *start* of vblank period, not end
v3: Fix kbuild complaints
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Diffstat (limited to 'include/drm/drm_vblank.h')
| -rw-r--r-- | include/drm/drm_vblank.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/drm/drm_vblank.h b/include/drm/drm_vblank.h index 733a3e2d1d10..7f3957943dd1 100644 --- a/include/drm/drm_vblank.h +++ b/include/drm/drm_vblank.h @@ -230,6 +230,7 @@ bool drm_dev_has_vblank(const struct drm_device *dev); u64 drm_crtc_vblank_count(struct drm_crtc *crtc); u64 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc, ktime_t *vblanktime); +int drm_crtc_next_vblank_start(struct drm_crtc *crtc, ktime_t *vblanktime); void drm_crtc_send_vblank_event(struct drm_crtc *crtc, struct drm_pending_vblank_event *e); void drm_crtc_arm_vblank_event(struct drm_crtc *crtc, |