diff options
| author | Andrzej Hajda | 2017-03-15 15:41:01 +0100 |
|---|---|---|
| committer | Inki Dae | 2017-06-01 09:21:33 +0200 |
| commit | 73b7b44fbd93509d3f30c83ca53c79a5534b0d68 (patch) | |
| tree | 5a5e6561cb18bf30c1974b359867c27d7b968e26 /drivers/gpu/drm/exynos | |
| parent | Merge tag 'exynos-drm-fixes-for-v4.12' of git://git.kernel.org/pub/scm/linux/... (diff) | |
| download | kernel-qcow2-linux-73b7b44fbd93509d3f30c83ca53c79a5534b0d68.tar.gz kernel-qcow2-linux-73b7b44fbd93509d3f30c83ca53c79a5534b0d68.tar.xz kernel-qcow2-linux-73b7b44fbd93509d3f30c83ca53c79a5534b0d68.zip | |
drm/exynos: simplify completion event handling
All Exynos CRTC drivers shouldn't fail at referencing vblank events,
alternate path is actually dead code.
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_crtc.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 0620d3ca2d06..918497404aec 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -105,16 +105,15 @@ void exynos_crtc_handle_event(struct exynos_drm_crtc *exynos_crtc) struct drm_pending_vblank_event *event = crtc->state->event; unsigned long flags; - if (event) { - crtc->state->event = NULL; - spin_lock_irqsave(&crtc->dev->event_lock, flags); - if (drm_crtc_vblank_get(crtc) == 0) - drm_crtc_arm_vblank_event(crtc, event); - else - drm_crtc_send_vblank_event(crtc, event); - spin_unlock_irqrestore(&crtc->dev->event_lock, flags); - } + if (!event) + return; + crtc->state->event = NULL; + + WARN_ON(drm_crtc_vblank_get(crtc) != 0); + spin_lock_irqsave(&crtc->dev->event_lock, flags); + drm_crtc_arm_vblank_event(crtc, event); + spin_unlock_irqrestore(&crtc->dev->event_lock, flags); } static void exynos_drm_crtc_destroy(struct drm_crtc *crtc) |