diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 9 |
1 files changed, 9 insertions, 0 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 340404f78034..c3e78039d1e6 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4588,6 +4588,15 @@ static void amdgpu_dm_connector_ddc_get_modes(struct drm_connector *connector, amdgpu_dm_connector->num_modes = drm_add_edid_modes(connector, edid); + /* sorting the probed modes before calling function + * amdgpu_dm_get_native_mode() since EDID can have + * more than one preferred mode. The modes that are + * later in the probed mode list could be of higher + * and preferred resolution. For example, 3840x2160 + * resolution in base EDID preferred timing and 4096x2160 + * preferred resolution in DID extension block later. + */ + drm_mode_sort(&connector->probed_modes); amdgpu_dm_get_native_mode(connector); } else { amdgpu_dm_connector->num_modes = 0; |