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path: root/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c54
1 files changed, 22 insertions, 32 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 8291d74f26bc..ace9ad578ca0 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
@@ -161,6 +161,11 @@ dm_dp_mst_connector_destroy(struct drm_connector *connector)
struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector);
struct amdgpu_encoder *amdgpu_encoder = amdgpu_dm_connector->mst_encoder;
+ if (amdgpu_dm_connector->edid) {
+ kfree(amdgpu_dm_connector->edid);
+ amdgpu_dm_connector->edid = NULL;
+ }
+
drm_encoder_cleanup(&amdgpu_encoder->base);
kfree(amdgpu_encoder);
drm_connector_cleanup(connector);
@@ -181,28 +186,22 @@ static const struct drm_connector_funcs dm_dp_mst_connector_funcs = {
void dm_dp_mst_dc_sink_create(struct drm_connector *connector)
{
struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector);
- struct edid *edid;
struct dc_sink *dc_sink;
struct dc_sink_init_data init_params = {
.link = aconnector->dc_link,
.sink_signal = SIGNAL_TYPE_DISPLAY_PORT_MST };
+ /* FIXME none of this is safe. we shouldn't touch aconnector here in
+ * atomic_check
+ */
+
/*
* TODO: Need to further figure out why ddc.algo is NULL while MST port exists
*/
if (!aconnector->port || !aconnector->port->aux.ddc.algo)
return;
- edid = drm_dp_mst_get_edid(connector, &aconnector->mst_port->mst_mgr, aconnector->port);
-
- if (!edid) {
- drm_mode_connector_update_edid_property(
- &aconnector->base,
- NULL);
- return;
- }
-
- aconnector->edid = edid;
+ ASSERT(aconnector->edid);
dc_sink = dc_link_add_remote_sink(
aconnector->dc_link,
@@ -215,9 +214,6 @@ void dm_dp_mst_dc_sink_create(struct drm_connector *connector)
amdgpu_dm_add_sink_to_freesync_module(
connector, aconnector->edid);
-
- drm_mode_connector_update_edid_property(
- &aconnector->base, aconnector->edid);
}
static int dm_dp_mst_get_modes(struct drm_connector *connector)
@@ -230,10 +226,6 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector)
if (!aconnector->edid) {
struct edid *edid;
- struct dc_sink *dc_sink;
- struct dc_sink_init_data init_params = {
- .link = aconnector->dc_link,
- .sink_signal = SIGNAL_TYPE_DISPLAY_PORT_MST };
edid = drm_dp_mst_get_edid(connector, &aconnector->mst_port->mst_mgr, aconnector->port);
if (!edid) {
@@ -244,11 +236,17 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector)
}
aconnector->edid = edid;
+ }
+ if (!aconnector->dc_sink) {
+ struct dc_sink *dc_sink;
+ struct dc_sink_init_data init_params = {
+ .link = aconnector->dc_link,
+ .sink_signal = SIGNAL_TYPE_DISPLAY_PORT_MST };
dc_sink = dc_link_add_remote_sink(
aconnector->dc_link,
- (uint8_t *)edid,
- (edid->extensions + 1) * EDID_LENGTH,
+ (uint8_t *)aconnector->edid,
+ (aconnector->edid->extensions + 1) * EDID_LENGTH,
&init_params);
dc_sink->priv = aconnector;
@@ -256,12 +254,12 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector)
if (aconnector->dc_sink)
amdgpu_dm_add_sink_to_freesync_module(
- connector, edid);
-
- drm_mode_connector_update_edid_property(
- &aconnector->base, edid);
+ connector, aconnector->edid);
}
+ drm_mode_connector_update_edid_property(
+ &aconnector->base, aconnector->edid);
+
ret = drm_add_edid_modes(connector, aconnector->edid);
return ret;
@@ -424,14 +422,6 @@ static void dm_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
dc_sink_release(aconnector->dc_sink);
aconnector->dc_sink = NULL;
}
- if (aconnector->edid) {
- kfree(aconnector->edid);
- aconnector->edid = NULL;
- }
-
- drm_mode_connector_update_edid_property(
- &aconnector->base,
- NULL);
aconnector->mst_connected = false;
}