Same thing we did in i915, but for nouveau now.
Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
---
drivers/gpu/drm/nouveau/dispnv50/disp.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 0469ef9e1a54..ff04a56b5949 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -698,8 +698,10 @@ nv50_msto_cleanup(struct nv50_msto *msto)
struct nv50_mstm *mstm = mstc->mstm;
NV_ATOMIC(drm, "%s: msto cleanup\n", msto->encoder.name);
- if (mstc->port && mstc->port->vcpi.vcpi > 0 && !nv50_msto_payload(msto))
+ if (!drm_connector_is_unregistered(&mstc->connector) &&
+ mstc->port->vcpi.vcpi > 0 && !nv50_msto_payload(msto))
drm_dp_mst_deallocate_vcpi(&mstm->mgr, mstc->port);
+
if (msto->disabled) {
msto->mstc = NULL;
msto->head = NULL;
@@ -725,7 +727,8 @@ nv50_msto_prepare(struct nv50_msto *msto)
};
NV_ATOMIC(drm, "%s: msto prepare\n", msto->encoder.name);
- if (mstc->port && mstc->port->vcpi.vcpi > 0) {
+ if (!drm_connector_is_unregistered(&mstc->connector) &&
+ mstc->port->vcpi.vcpi > 0) {
struct drm_dp_payload *payload = nv50_msto_payload(msto);
if (payload) {
args.vcpi.start_slot = payload->start_slot;
@@ -828,7 +831,7 @@ nv50_msto_disable(struct drm_encoder *encoder)
struct nv50_mstc *mstc = msto->mstc;
struct nv50_mstm *mstm = mstc->mstm;
- if (mstc->port)
+ if (!drm_connector_is_unregistered(&mstc->connector))
drm_dp_mst_reset_vcpi_slots(&mstm->mgr, mstc->port);
mstm->outp->update(mstm->outp, msto->head->base.index, NULL, 0, 0);
@@ -967,7 +970,7 @@ nv50_mstc_detect(struct drm_connector *connector, bool force)
enum drm_connector_status conn_status;
int ret;
- if (!mstc->port)
+ if (drm_connector_is_unregistered(&mstc->connector))
return connector_status_disconnected;
ret = pm_runtime_get_sync(connector->dev->dev);
@@ -1105,10 +1108,6 @@ nv50_mstm_destroy_connector(struct drm_dp_mst_topology_mgr *mgr,
drm_fb_helper_remove_one_connector(&drm->fbcon->helper, &mstc->connector);
- drm_modeset_lock(&drm->dev->mode_config.connection_mutex, NULL);
- mstc->port = NULL;
- drm_modeset_unlock(&drm->dev->mode_config.connection_mutex);
-
drm_connector_put(&mstc->connector);
}
--
2.19.1
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