diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3629-drm-amd-display-Fix-active-dongle-hotplug.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3629-drm-amd-display-Fix-active-dongle-hotplug.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3629-drm-amd-display-Fix-active-dongle-hotplug.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3629-drm-amd-display-Fix-active-dongle-hotplug.patch new file mode 100644 index 00000000..60df2bf3 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3629-drm-amd-display-Fix-active-dongle-hotplug.patch @@ -0,0 +1,33 @@ +From 642356bb4b0a0ed38f19195011299997e94e5246 Mon Sep 17 00:00:00 2001 +From: Roman Li <Roman.Li@amd.com> +Date: Fri, 9 Feb 2018 16:57:38 -0500 +Subject: [PATCH 3629/4131] 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 <Roman.Li@amd.com> +Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 ++++ + 1 file changed, 4 insertions(+) + +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 93de32d..1f87241 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -1060,6 +1060,10 @@ 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); + + +-- +2.7.4 + |