diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4478-drm-amd-display-Clear-connector-s-edid-pointer.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4478-drm-amd-display-Clear-connector-s-edid-pointer.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4478-drm-amd-display-Clear-connector-s-edid-pointer.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4478-drm-amd-display-Clear-connector-s-edid-pointer.patch new file mode 100644 index 00000000..9375c247 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4478-drm-amd-display-Clear-connector-s-edid-pointer.patch @@ -0,0 +1,32 @@ +From 7d9bb56bda9b8157be16a50620821ffc2134d2c5 Mon Sep 17 00:00:00 2001 +From: Mikita Lipski <mikita.lipski@amd.com> +Date: Fri, 27 Apr 2018 09:09:52 -0400 +Subject: [PATCH 4478/5725] drm/amd/display: Clear connector's edid pointer + +Clear connector's edid pointer on coonnector update, when unplugging +the display. + +Fix poison EDID when hotplugging on previously used connector. + +Signed-off-by: Mikita Lipski <mikita.lipski@amd.com> +Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> +Cc: stable@vger.kernel.org +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + + 1 file changed, 1 insertion(+) + +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 b37005e..a796d56 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -907,6 +907,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) + drm_mode_connector_update_edid_property(connector, NULL); + aconnector->num_modes = 0; + aconnector->dc_sink = NULL; ++ aconnector->edid = NULL; + } + + mutex_unlock(&dev->mode_config.mutex); +-- +2.7.4 + |