From: Rob Clark rob@ti.com
Since plane->fb and plane->crtc are set in drm_mode_setplane() after update_plane(), They should be cleared after disable().
Signed-off-by: Rob Clark rob@ti.com --- drivers/gpu/drm/drm_crtc.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index e2c9386..6dad421 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -348,6 +348,9 @@ void drm_framebuffer_cleanup(struct drm_framebuffer *fb) ret = plane->funcs->disable_plane(plane); if (ret) DRM_ERROR("failed to disable plane with busy fb\n"); + /* disconnect the plane from the fb and crtc: */ + plane->fb = NULL; + plane->crtc = NULL; } }