diff options
| author | Imre Deak <imre.deak@intel.com> | 2012-11-02 13:30:48 +0200 |
|---|---|---|
| committer | Inki Dae <daeinki@gmail.com> | 2012-11-29 03:30:33 -0800 |
| commit | e1f48ee58a90ddf84f514334b5d395a358596492 (patch) | |
| tree | fe122bc62387c70c075a8a7e53a384878edfe4a6 /drivers/gpu/drm/exynos/exynos_mixer.c | |
| parent | 85473328bac6170aabb5e13d2542d11d1fc4cc76 (diff) | |
drm/exynos: call drm_vblank_put for each queued flip event
It's guaranteed that for each event on pageflip_event_list we have
called drm_vblank_get() - see exynos_drm_crtc_page_flip() - so checking
for this is redundant.
Also we need to call drm_vblank_put() for each event on the list, not
only once, otherwise we'd leak vblank references if there are multiple
events on the list.
Signed-off-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index e7fbb823fd8..0d3ed282376 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -884,7 +884,6 @@ static void mixer_finish_pageflip(struct drm_device *drm_dev, int crtc) struct drm_pending_vblank_event *e, *t; struct timeval now; unsigned long flags; - bool is_checked = false; spin_lock_irqsave(&drm_dev->event_lock, flags); @@ -894,7 +893,6 @@ static void mixer_finish_pageflip(struct drm_device *drm_dev, int crtc) if (crtc != e->pipe) continue; - is_checked = true; do_gettimeofday(&now); e->event.sequence = 0; e->event.tv_sec = now.tv_sec; @@ -902,16 +900,9 @@ static void mixer_finish_pageflip(struct drm_device *drm_dev, int crtc) list_move_tail(&e->base.link, &e->base.file_priv->event_list); wake_up_interruptible(&e->base.file_priv->event_wait); + drm_vblank_put(drm_dev, crtc); } - if (is_checked) - /* - * call drm_vblank_put only in case that drm_vblank_get was - * called. - */ - if (atomic_read(&drm_dev->vblank_refcount[crtc]) > 0) - drm_vblank_put(drm_dev, crtc); - spin_unlock_irqrestore(&drm_dev->event_lock, flags); } |