From d61f65159eeef5c10885b83a6d58530c44dca3d5 Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Tue, 23 Jan 2024 21:37:17 +0200
Subject: [PATCH] drm/bridge: tfp410: clear the EDID property on failures
If EDID read fails, clear the EDID property.
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/f49d95ce21e85495d73384acd184f4f9778368ee.1706038510.git.jani.nikula@intel.com
---
drivers/gpu/drm/bridge/ti-tfp410.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/bridge/ti-tfp410.c b/drivers/gpu/drm/bridge/ti-tfp410.c
index dd14731eb03e..c7bef5c23927 100644
--- a/drivers/gpu/drm/bridge/ti-tfp410.c
+++ b/drivers/gpu/drm/bridge/ti-tfp410.c
@@ -61,6 +61,8 @@ static int tfp410_get_modes(struct drm_connector *connector)
drm_edid = NULL;
}
+ drm_edid_connector_update(connector, drm_edid);
+
if (!drm_edid) {
/*
* No EDID, fallback on the XGA standard modes and prefer a mode
@@ -71,8 +73,6 @@ static int tfp410_get_modes(struct drm_connector *connector)
return ret;
}
- drm_edid_connector_update(connector, drm_edid);
-
ret = drm_edid_connector_add_modes(connector);
drm_edid_free(drm_edid);
--
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