drm/sti: make crct disable atomic

Message ID 20181012094639.1585-1-benjamin.gaignard@linaro.org
State New
Headers show
Series
  • drm/sti: make crct disable atomic
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Commit Message

Benjamin Gaignard Oct. 12, 2018, 9:46 a.m.
Wait until the next vblank to be sure that crtc has been disabled.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

---
 drivers/gpu/drm/sti/sti_crtc.c | 2 ++
 1 file changed, 2 insertions(+)

-- 
2.15.0

Patch

diff --git a/drivers/gpu/drm/sti/sti_crtc.c b/drivers/gpu/drm/sti/sti_crtc.c
index 5824e6aca8f4..61c2379fba87 100644
--- a/drivers/gpu/drm/sti/sti_crtc.c
+++ b/drivers/gpu/drm/sti/sti_crtc.c
@@ -40,6 +40,8 @@  static void sti_crtc_atomic_disable(struct drm_crtc *crtc,
 	DRM_DEBUG_DRIVER("\n");
 
 	mixer->status = STI_MIXER_DISABLING;
+
+	drm_crtc_wait_one_vblank(crtc);
 }
 
 static int