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[2/2] drm/dp/mst: save vcpi with payloads

Message ID 1449514552-10236-3-git-send-email-harry.wentland@amd.com (mailing list archive)
State New, archived
Headers show

Commit Message

Harry Wentland Dec. 7, 2015, 6:55 p.m. UTC 
This makes it possibly for drivers to find the associated
mst_port by looking at the payload allocation table.

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
---
 drivers/gpu/drm/drm_dp_mst_topology.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 64a0a3729643..3b6627dde9ff 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -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]);