drm/sti: fix atomic_disable check

When a drm_plane is being disabled, its ->crtc member is set to NULL
before the .atomic_disable() func is called.
To get the crtc of the plane, read old_state->crtc instead of
drm_plane->crtc

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
This commit is contained in:
Fabien Dessenne 2016-09-06 09:41:48 +02:00 committed by Vincent Abriou
parent 00b517e54f
commit 5552aad35d
3 changed files with 9 additions and 9 deletions

View file

@ -309,15 +309,15 @@ static void sti_cursor_atomic_disable(struct drm_plane *drm_plane,
{
struct sti_plane *plane = to_sti_plane(drm_plane);
if (!drm_plane->crtc) {
if (!oldstate->crtc) {
DRM_DEBUG_DRIVER("drm plane:%d not enabled\n",
drm_plane->base.id);
return;
}
DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
drm_plane->crtc->base.id,
sti_mixer_to_str(to_sti_mixer(drm_plane->crtc)),
oldstate->crtc->base.id,
sti_mixer_to_str(to_sti_mixer(oldstate->crtc)),
drm_plane->base.id, sti_plane_to_str(plane));
plane->status = STI_PLANE_DISABLING;

View file

@ -846,15 +846,15 @@ static void sti_gdp_atomic_disable(struct drm_plane *drm_plane,
{
struct sti_plane *plane = to_sti_plane(drm_plane);
if (!drm_plane->crtc) {
if (!oldstate->crtc) {
DRM_DEBUG_DRIVER("drm plane:%d not enabled\n",
drm_plane->base.id);
return;
}
DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
drm_plane->crtc->base.id,
sti_mixer_to_str(to_sti_mixer(drm_plane->crtc)),
oldstate->crtc->base.id,
sti_mixer_to_str(to_sti_mixer(oldstate->crtc)),
drm_plane->base.id, sti_plane_to_str(plane));
plane->status = STI_PLANE_DISABLING;

View file

@ -1215,15 +1215,15 @@ static void sti_hqvdp_atomic_disable(struct drm_plane *drm_plane,
{
struct sti_plane *plane = to_sti_plane(drm_plane);
if (!drm_plane->crtc) {
if (!oldstate->crtc) {
DRM_DEBUG_DRIVER("drm plane:%d not enabled\n",
drm_plane->base.id);
return;
}
DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
drm_plane->crtc->base.id,
sti_mixer_to_str(to_sti_mixer(drm_plane->crtc)),
oldstate->crtc->base.id,
sti_mixer_to_str(to_sti_mixer(oldstate->crtc)),
drm_plane->base.id, sti_plane_to_str(plane));
plane->status = STI_PLANE_DISABLING;