[PATCH 6.6 1/3] drm/dp_mst: Factor out function to queue a topology probe work

[Thadeu Lima de Souza Cascardo]

From: Imre Deak <imre.deak at intel.com>

[ Upstream commit e9b36c5be2e7fdef2cc933c1dac50bd81881e9b8 ]

Factor out a function to queue a work for probing the topology, also
used by the next patch.

Cc: Lyude Paul <lyude at redhat.com>
Cc: dri-devel at lists.freedesktop.org
Reviewed-by: Lyude Paul <lyude at redhat.com>
Signed-off-by: Imre Deak <imre.deak at intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240722165503.2084999-2-imre.deak@intel.com
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo at igalia.com>
---
 drivers/gpu/drm/display/drm_dp_mst_topology.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c
index 08f8a22431fe..2a6feb83f786 100644
--- a/drivers/gpu/drm/display/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c
@@ -2692,6 +2692,11 @@ static void drm_dp_mst_link_probe_work(struct work_struct *work)
 		drm_kms_helper_hotplug_event(dev);
 }
 
+static void drm_dp_mst_queue_probe_work(struct drm_dp_mst_topology_mgr *mgr)
+{
+	queue_work(system_long_wq, &mgr->work);
+}
+
 static bool drm_dp_validate_guid(struct drm_dp_mst_topology_mgr *mgr,
 				 u8 *guid)
 {
@@ -3643,7 +3648,7 @@ int drm_dp_mst_topology_mgr_set_mst(struct drm_dp_mst_topology_mgr *mgr, bool ms
 		/* Write reset payload */
 		drm_dp_dpcd_write_payload(mgr, 0, 0, 0x3f);
 
-		queue_work(system_long_wq, &mgr->work);
+		drm_dp_mst_queue_probe_work(mgr);
 
 		ret = 0;
 	} else {
@@ -3766,7 +3771,7 @@ int drm_dp_mst_topology_mgr_resume(struct drm_dp_mst_topology_mgr *mgr,
 	 * state of our in-memory topology back into sync with reality. So,
 	 * restart the probing process as if we're probing a new hub
 	 */
-	queue_work(system_long_wq, &mgr->work);
+	drm_dp_mst_queue_probe_work(mgr);
 	mutex_unlock(&mgr->lock);
 
 	if (sync) {
-- 
2.47.2