From: Krzysztof Nowicki Date: Fri, 27 Jan 2017 17:58:27 +0000 (+0100) Subject: drm/amd/display: Fix MST physical ports always disconnected X-Git-Tag: v4.19~2140^2~23^2~716 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a2b763cbd69e59854ed3ff9f79b7e8471748ea69;p=platform%2Fkernel%2Flinux-rpi.git drm/amd/display: Fix MST physical ports always disconnected Remove a false assumption that a cached EDID will be present whenever the connector is in a connected state as this will only be true for logical MST ports. For physical ports the EDID will never be cached, which will cause them to always appear as disconnected. This reverts commit 4ff8a88888de271bfb7750b2a5c68163848e2bf1 Signed-off-by: Alex Deucher --- 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 e4d94d4..41988c8 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 @@ -127,14 +127,6 @@ dm_dp_mst_detect(struct drm_connector *connector, bool force) &master->mst_mgr, aconnector->port); - /* - * we do not want to make this connector connected until we have edid on - * it - */ - if (status == connector_status_connected && - !aconnector->port->cached_edid) - status = connector_status_disconnected; - return status; }