When a plane is being enabled, plane->crtc has not been set yet. Use
plane->state->crtc.
Signed-off-by: Rob Clark <robdclark at gmail.com>
---
Looks like this is still missing on drm-next.. I probably forgot to
send it earlier.
drivers/gpu/drm/drm_atomic_helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_atomic_helper.c
b/drivers/gpu/drm/drm_atomic_helper.c
index 4a78a77..bbdbe47 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -61,7 +61,7 @@ drm_atomic_helper_plane_changed(struct drm_atomic_state
*state,
struct drm_crtc_state *crtc_state;
if (plane->state->crtc) {
- crtc_state = state->crtc_states[drm_crtc_index(plane->crtc)];
+ crtc_state =
state->crtc_states[drm_crtc_index(plane->state->crtc)];
if (WARN_ON(!crtc_state))
return;
--
1.9.3
