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drm/bridge: lt8912b: clear the EDID property on failures

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[ Upstream commit 29e032296da5d6294378ffa8bad8e976c5aadbf5 ]

If EDID read fails, clear the EDID property.

Cc: Adrien Grassein <adrien.grassein@gmail.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Neil Armstrong <neil.armstrong@linaro.org>
Cc: Robert Foss <rfoss@kernel.org>
Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Cc: Jonas Karlman <jonas@kwiboo.se>
Cc: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/2080adaadf4bba3d85f58c42c065caf9aad9a4ef.1706038510.git.jani.nikula@intel.com
Stable-dep-of: 171b711b26cc ("drm/bridge: lt8912b: do not return negative values from .get_modes()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jani Nikula 2024-01-23 21:37:11 +02:00 committed by Greg Kroah-Hartman
parent a7d980a9f7
commit d5a81e9817
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/bridge/lontium-lt8912b.c
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@ -436,8 +436,8 @@ static int lt8912_connector_get_modes(struct drm_connector *connector)
u32 bus_format = MEDIA_BUS_FMT_RGB888_1X24;
drm_edid = drm_bridge_edid_read(lt->hdmi_port, connector);
drm_edid_connector_update(connector, drm_edid);
if (drm_edid) {
drm_edid_connector_update(connector, drm_edid);
num = drm_edid_connector_add_modes(connector);
} else {
return ret;