drm/dp/mst: save vcpi with payloads (6cecdf7a) · Commits · 戴 / test

This makes it possibly for drivers to find the associated mst_port by looking at the payload allocation table. Signed-off-by:

drivers/gpu/drm/drm_dp_mst_topology.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1673,6 +1673,7 @@ int drm_dp_update_payload_part1(struct drm_dp_mst_topology_mgr *mgr)
		if (mgr->proposed_vcpis[i]) {
		port = container_of(mgr->proposed_vcpis[i], struct drm_dp_mst_port, vcpi);
		req_payload.num_slots = mgr->proposed_vcpis[i]->num_slots;
		req_payload.vcpi = mgr->proposed_vcpis[i]->vcpi;
		} else {
		port = NULL;
		req_payload.num_slots = 0;
		@@ -1688,6 +1689,7 @@ int drm_dp_update_payload_part1(struct drm_dp_mst_topology_mgr *mgr)
		if (req_payload.num_slots) {
		drm_dp_create_payload_step1(mgr, mgr->proposed_vcpis[i]->vcpi, &req_payload);
		mgr->payloads[i].num_slots = req_payload.num_slots;
		mgr->payloads[i].vcpi = req_payload.vcpi;
		} else if (mgr->payloads[i].num_slots) {
		mgr->payloads[i].num_slots = 0;
		drm_dp_destroy_payload_step1(mgr, port, port->vcpi.vcpi, &mgr->payloads[i]);