Some drivers like exynos need the crtc to be able to disable the plane, so set it before calling disable_plane.
Signed-off-by: Stéphane Marchesin marcheu@chromium.org --- drivers/gpu/drm/drm_crtc.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 3b7d32d..0943316 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1947,10 +1947,21 @@ int drm_mode_setplane(struct drm_device *dev, void *data, } plane = obj_to_plane(obj);
+ obj = drm_mode_object_find(dev, plane_req->crtc_id, + DRM_MODE_OBJECT_CRTC); + if (!obj) { + DRM_DEBUG_KMS("Unknown crtc ID %d\n", + plane_req->crtc_id); + ret = -ENOENT; + goto out; + } + crtc = obj_to_crtc(obj); + /* No fb means shut it down */ if (!plane_req->fb_id) { drm_modeset_lock_all(dev); old_fb = plane->fb; + plane->crtc = crtc; plane->funcs->disable_plane(plane); plane->crtc = NULL; plane->fb = NULL; @@ -1958,16 +1969,6 @@ int drm_mode_setplane(struct drm_device *dev, void *data, goto out; }
- obj = drm_mode_object_find(dev, plane_req->crtc_id, - DRM_MODE_OBJECT_CRTC); - if (!obj) { - DRM_DEBUG_KMS("Unknown crtc ID %d\n", - plane_req->crtc_id); - ret = -ENOENT; - goto out; - } - crtc = obj_to_crtc(obj); - fb = drm_framebuffer_lookup(dev, plane_req->fb_id); if (!fb) { DRM_DEBUG_KMS("Unknown framebuffer ID %d\n",