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author | Dave Airlie <airlied@gmail.com> | 2015-08-15 14:52:12 +1000 |
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committer | Dave Airlie <airlied@gmail.com> | 2015-08-15 14:52:12 +1000 |
commit | 7945dc5885c51d05d9368fd0066755adca73f009 (patch) | |
tree | 1a6d03d61f32bb6f49ec4344a5367e1380332353 /drivers | |
parent | 3acceca904b7f0b860cb21942dea24fac459b700 (diff) | |
parent | 4772ff03df8094fd99d28de5fcf5df3a3e9c68bb (diff) | |
download | linux-stable-7945dc5885c51d05d9368fd0066755adca73f009.tar.gz linux-stable-7945dc5885c51d05d9368fd0066755adca73f009.tar.bz2 linux-stable-7945dc5885c51d05d9368fd0066755adca73f009.zip |
Merge tag 'topic/drm-fixes-2015-08-14' of git://anongit.freedesktop.org/drm-intel into drm-next
single MST fixes from Maarten.
* tag 'topic/drm-fixes-2015-08-14' of git://anongit.freedesktop.org/drm-intel:
drm/dp/mst: Remove port after removing connector.
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index b0487c9f018c..eb603f1defc2 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -873,9 +873,10 @@ static void drm_dp_destroy_port(struct kref *kref) from an EDID retrieval */ if (port->connector) { mutex_lock(&mgr->destroy_connector_lock); - list_add(&port->connector->destroy_list, &mgr->destroy_connector_list); + list_add(&port->next, &mgr->destroy_connector_list); mutex_unlock(&mgr->destroy_connector_lock); schedule_work(&mgr->destroy_connector_work); + return; } drm_dp_port_teardown_pdt(port, port->pdt); @@ -2659,7 +2660,7 @@ static void drm_dp_tx_work(struct work_struct *work) static void drm_dp_destroy_connector_work(struct work_struct *work) { struct drm_dp_mst_topology_mgr *mgr = container_of(work, struct drm_dp_mst_topology_mgr, destroy_connector_work); - struct drm_connector *connector; + struct drm_dp_mst_port *port; /* * Not a regular list traverse as we have to drop the destroy @@ -2668,15 +2669,21 @@ static void drm_dp_destroy_connector_work(struct work_struct *work) */ for (;;) { mutex_lock(&mgr->destroy_connector_lock); - connector = list_first_entry_or_null(&mgr->destroy_connector_list, struct drm_connector, destroy_list); - if (!connector) { + port = list_first_entry_or_null(&mgr->destroy_connector_list, struct drm_dp_mst_port, next); + if (!port) { mutex_unlock(&mgr->destroy_connector_lock); break; } - list_del(&connector->destroy_list); + list_del(&port->next); mutex_unlock(&mgr->destroy_connector_lock); - mgr->cbs->destroy_connector(mgr, connector); + mgr->cbs->destroy_connector(mgr, port->connector); + + drm_dp_port_teardown_pdt(port, port->pdt); + + if (!port->input && port->vcpi.vcpi > 0) + drm_dp_mst_put_payload_id(mgr, port->vcpi.vcpi); + kfree(port); } } |