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drm/bridge: cdns-mhdp8546: clear the EDID property on failures

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If EDID read fails, clear the EDID property.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/a754d9f90fe2addb9d90f9638e3d53dce87bdabc.1706038510.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2024-01-23 21:37:22 +02:00
parent 9da5f1048d
commit 1b48b6c41f
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c
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@ -1524,12 +1524,14 @@ static int cdns_mhdp_get_modes(struct drm_connector *connector)
return 0;
drm_edid = cdns_mhdp_edid_read(mhdp, connector);
drm_edid_connector_update(connector, drm_edid);
if (!drm_edid) {
dev_err(mhdp->dev, "Failed to read EDID\n");
return 0;
}
drm_edid_connector_update(connector, drm_edid);
num_modes = drm_edid_connector_add_modes(connector);
drm_edid_free(drm_edid);