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path: root/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c13
1 files changed, 10 insertions, 3 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 8e4d863c7570..de33864af70b 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1210,7 +1210,8 @@ static int dm_resume(void *handle)
* this is the case when traversing through already created
* MST connectors, should be skipped
*/
- if (aconnector->mst_port)
+ if (aconnector->dc_link &&
+ aconnector->dc_link->type == dc_connection_mst_branch)
continue;
mutex_lock(&aconnector->hpd_lock);
@@ -5013,6 +5014,9 @@ static void amdgpu_dm_connector_add_common_modes(struct drm_encoder *encoder,
mode = amdgpu_dm_create_common_mode(encoder,
common_modes[i].name, common_modes[i].w,
common_modes[i].h);
+ if (!mode)
+ continue;
+
drm_mode_probed_add(connector, mode);
amdgpu_dm_connector->num_modes++;
}
@@ -7265,10 +7269,13 @@ cleanup:
static int add_affected_mst_dsc_crtcs(struct drm_atomic_state *state, struct drm_crtc *crtc)
{
struct drm_connector *connector;
- struct drm_connector_state *conn_state;
+ struct drm_connector_state *conn_state, *old_conn_state;
struct amdgpu_dm_connector *aconnector = NULL;
int i;
- for_each_new_connector_in_state(state, connector, conn_state, i) {
+ for_each_oldnew_connector_in_state(state, connector, old_conn_state, conn_state, i) {
+ if (!conn_state->crtc)
+ conn_state = old_conn_state;
+
if (conn_state->crtc != crtc)
continue;