From ce27fdab1c074fc065a96102b29bae43bc31f0e1 Mon Sep 17 00:00:00 2001 From: "Jerry (Fangzhi) Zuo" Date: Tue, 17 Apr 2018 13:49:48 -0400 Subject: [PATCH] drm/amd/display: Update MST edid property every time Extended fix to: "Don't read EDID in atomic_check" Fix display property not observed in GUI display after hot plug. Call drm_mode_connector_update_edid_property every time in .get_modes hook, due to the fact that edid property is getting removed from usermode ioctl DRM_IOCTL_MODE_GETCONNECTOR each time in hot unplug. Signed-off-by: Jerry (Fangzhi) Zuo Reviewed-by: Harry Wentland --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 782491e73efc..149178594f0c 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -254,11 +254,11 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector) if (aconnector->dc_sink) amdgpu_dm_update_freesync_caps( connector, edid); - - drm_mode_connector_update_edid_property( - &aconnector->base, edid); } + drm_mode_connector_update_edid_property( + &aconnector->base, aconnector->edid); + ret = drm_add_edid_modes(connector, aconnector->edid); return ret; -- 2.17.0