diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4355-drm-amd-display-Update-MST-edid-property-every-time.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4355-drm-amd-display-Update-MST-edid-property-every-time.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4355-drm-amd-display-Update-MST-edid-property-every-time.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4355-drm-amd-display-Update-MST-edid-property-every-time.patch new file mode 100644 index 00000000..1ac3e5b8 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4355-drm-amd-display-Update-MST-edid-property-every-time.patch @@ -0,0 +1,45 @@ +From 737bdcb21b913c95313a0ae5e7fe5e1607d0d548 Mon Sep 17 00:00:00 2001 +From: "Jerry (Fangzhi) Zuo" <Jerry.Zuo@amd.com> +Date: Tue, 17 Apr 2018 13:49:48 -0400 +Subject: [PATCH 4355/5725] 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 <Jerry.Zuo@amd.com> +Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> + +Conflicts: + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c + +Change-Id: Ibc3033985455f1dfff079a7c1cfc2aa14de294f0 +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 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 a9b76fd..131736e 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 +@@ -269,9 +269,9 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector) + } + + drm_mode_connector_update_edid_property( +- &aconnector->base, aconnector->edid); ++ &aconnector->base, aconnector->edid); + +- ret = dm_connector_update_modes(connector, aconnector->edid); ++ ret = drm_add_edid_modes(connector, aconnector->edid); + + return ret; + } +-- +2.7.4 + |