drm: bridge: Detach bridge from encoder at encoder cleanup time

Most drivers that use bridges forgot to detach them at cleanup time.
Instead of fixing them one by one, detach the bridge in the core
drm_encoder_cleanup() function.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1481709550-29226-5-git-send-email-laurent.pinchart+renesas@ideasonboard.com

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c
index ec49ea3d8e40..88cd11d30134 100644
--- a/drivers/gpu/drm/imx/imx-ldb.c
+++ b/drivers/gpu/drm/imx/imx-ldb.c
@@ -736,8 +736,6 @@ static void imx_ldb_unbind(struct device *dev, struct device *master,
         for (i = 0; i < 2; i++) {
                 struct imx_ldb_channel *channel = &imx_ldb->channel[i];
 
-                if (channel->bridge)
-                        drm_bridge_detach(channel->bridge);
                 if (channel->panel)
                         drm_panel_detach(channel->panel);