Use drm_plane_force_disable() to disable the overlay plane on a mode_set
rather than coding this ourselves.
Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>
---
drivers/gpu/drm/armada/armada_crtc.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/armada/armada_crtc.c
b/drivers/gpu/drm/armada/armada_crtc.c
index 418594b19d1d..bbf5ff785cd2 100644
--- a/drivers/gpu/drm/armada/armada_crtc.c
+++ b/drivers/gpu/drm/armada/armada_crtc.c
@@ -348,17 +348,11 @@ static void armada_drm_crtc_prepare(struct drm_crtc *crtc)
/*
* If we have an overlay plane associated with this CRTC, disable
* it before the modeset to avoid its coordinates being outside
- * the new mode parameters. DRM doesn't provide help with this.
+ * the new mode parameters.
*/
plane = dcrtc->plane;
- if (plane) {
- struct drm_framebuffer *fb = plane->fb;
-
- plane->funcs->disable_plane(plane);
- plane->fb = NULL;
- plane->crtc = NULL;
- drm_framebuffer_unreference(fb);
- }
+ if (plane)
+ drm_plane_force_disable(plane);
}
/* The mode_config.mutex will be held for this call */
--
2.1.0
