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authorYannick Fertré <yannick.fertre@st.com>2020-01-21 13:24:56 +0300
committerNeil Armstrong <narmstrong@baylibre.com>2020-02-10 13:07:36 +0300
commit7ca0116077f54d61a0449650e8e8ea3b278d9179 (patch)
treecab19bbcf7f47f19dfcece3bd4bcfd1124e512ef /drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
parentefaede77b8fa955007eb2535d5d02bcbea3418e8 (diff)
downloadlinux-7ca0116077f54d61a0449650e8e8ea3b278d9179.tar.xz
drm/bridge/synopsys: dsi: missing post disable
Sometime the post_disable function is missing (not registered). Signed-off-by: Yannick Fertré <yannick.fertre@st.com> Reviewed-by: Philippe Cornu <philippe.cornu@st.com> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Link: https://patchwork.freedesktop.org/patch/msgid/1579602296-7683-1-git-send-email-yannick.fertre@st.com
Diffstat (limited to 'drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c')
-rw-r--r--drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
index b18351b6760a..12823ae91065 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
@@ -824,7 +824,8 @@ static void dw_mipi_dsi_bridge_post_disable(struct drm_bridge *bridge)
* This needs to be fixed in the drm_bridge framework and the API
* needs to be updated to manage our own call chains...
*/
- dsi->panel_bridge->funcs->post_disable(dsi->panel_bridge);
+ if (dsi->panel_bridge->funcs->post_disable)
+ dsi->panel_bridge->funcs->post_disable(dsi->panel_bridge);
if (phy_ops->power_off)
phy_ops->power_off(dsi->plat_data->priv_data);