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Message-Id: <20190626034506.24125-6-sashal@kernel.org>
Date: Tue, 25 Jun 2019 23:44:51 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc: Hsin-Yi Wang <hsinyi@...omium.org>, CK Hu <ck.hu@...iatek.com>,
Sasha Levin <sashal@...nel.org>,
dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 4.14 06/21] drm/mediatek: fix unbind functions
From: Hsin-Yi Wang <hsinyi@...omium.org>
[ Upstream commit 8fd7a37b191f93737f6280a9b5de65f98acc12c9 ]
detatch panel in mtk_dsi_destroy_conn_enc(), since .bind will try to
attach it again.
Fixes: 2e54c14e310f ("drm/mediatek: Add DSI sub driver")
Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
Signed-off-by: CK Hu <ck.hu@...iatek.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
drivers/gpu/drm/mediatek/mtk_dsi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 7e5e24c2152a..413313f19c36 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -851,6 +851,8 @@ static void mtk_dsi_destroy_conn_enc(struct mtk_dsi *dsi)
/* Skip connector cleanup if creation was delegated to the bridge */
if (dsi->conn.dev)
drm_connector_cleanup(&dsi->conn);
+ if (dsi->panel)
+ drm_panel_detach(dsi->panel);
}
static void mtk_dsi_ddp_start(struct mtk_ddp_comp *comp)
--
2.20.1
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