From: Roman Li Date: Fri, 9 Feb 2018 21:57:38 +0000 (-0500) Subject: drm/amd/display: Fix active dongle hotplug X-Git-Tag: v4.17-rc1~185^2~18^2~76 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=88ac3ddab12e2b04dca2958e0bc8b90c703e0397;p=linux.git drm/amd/display: Fix active dongle hotplug Clean fake sink flag after detecting link on downstream port. Fixing display light-up after "hot-unplug&plug again" downstream of an active dongle. Signed-off-by: Roman Li Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 84f6fe9a448b..3af6f0b0836f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1058,6 +1058,10 @@ static void handle_hpd_rx_irq(void *param) !is_mst_root_connector) { /* Downstream Port status changed. */ if (dc_link_detect(dc_link, DETECT_REASON_HPDRX)) { + + if (aconnector->fake_enable) + aconnector->fake_enable = false; + amdgpu_dm_update_connector_after_detect(aconnector);