crtc_atomic_flush performs some additional processing, like plane
enable at mixer level.
Enable only the planes attached to the CRTC.
Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxx>
---
drivers/gpu/drm/sti/sti_crtc.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/sti/sti_crtc.c b/drivers/gpu/drm/sti/sti_crtc.c
index 96afe68..bc1b186 100644
--- a/drivers/gpu/drm/sti/sti_crtc.c
+++ b/drivers/gpu/drm/sti/sti_crtc.c
@@ -165,6 +165,10 @@ static void sti_crtc_atomic_flush(struct drm_crtc *crtc,
switch (plane->status) {
case STI_PLANE_UPDATED:
+ /* ignore update for other CRTC */
+ if (p->state->crtc != crtc)
+ continue;
+
/* update planes tag as updated */
DRM_DEBUG_DRIVER("update plane %s\n",
sti_plane_to_str(plane));
--
1.9.1
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