diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4744-drm-amd-display-Do-not-skip-FBC-init-in-failsafe-mod.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4744-drm-amd-display-Do-not-skip-FBC-init-in-failsafe-mod.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4744-drm-amd-display-Do-not-skip-FBC-init-in-failsafe-mod.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4744-drm-amd-display-Do-not-skip-FBC-init-in-failsafe-mod.patch new file mode 100644 index 00000000..e967d70e --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4744-drm-amd-display-Do-not-skip-FBC-init-in-failsafe-mod.patch @@ -0,0 +1,44 @@ +From 31f4f5970c6b6e5276a8ab7cc66e747bea98b799 Mon Sep 17 00:00:00 2001 +From: Mikita Lipski <mikita.lipski@amd.com> +Date: Mon, 28 May 2018 10:08:30 -0400 +Subject: [PATCH 4744/5725] drm/amd/display: Do not skip FBC init in failsafe + mode + +Initially FBC would be initialized if display's edid was correct +and all the modes acquired from it, but n case when edid is corrupted +or non-existant we must still initialize FBC. + +Signed-off-by: Mikita Lipski <mikita.lipski@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 12 ++++++------ + 1 file changed, 6 insertions(+), 6 deletions(-) + +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 8bc6736..985c3b9 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -3799,12 +3799,12 @@ static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) + + encoder = helper->best_encoder(connector); + +- if (!edid || !drm_edid_is_valid(edid)) +- return drm_add_modes_noedid(connector, 640, 480); +- +- amdgpu_dm_connector_ddc_get_modes(connector, edid); +- amdgpu_dm_connector_add_common_modes(encoder, connector); +- ++ if (!edid || !drm_edid_is_valid(edid)) { ++ drm_add_modes_noedid(connector, 640, 480); ++ } else { ++ amdgpu_dm_connector_ddc_get_modes(connector, edid); ++ amdgpu_dm_connector_add_common_modes(encoder, connector); ++ } + amdgpu_dm_fbc_init(connector); + + return amdgpu_dm_connector->num_modes; +-- +2.7.4 + |