diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_panel.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_panel.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index 71db10c0f262..f1418722c549 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -212,6 +212,11 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel, if (drm_add_modes_noedid(connector, 640, 480)) drm_set_preferred_mode(connector, 640, 480); mutex_unlock(&connector->dev->mode_config.mutex); + } else { + /* always add fail-safe mode as backup mode */ + mutex_lock(&connector->dev->mode_config.mutex); + drm_add_modes_noedid(connector, 640, 480); + mutex_unlock(&connector->dev->mode_config.mutex); } if (panel->aux_cfg_update_done) { |