[Why & How]
If dmub command queuing fails due to the inbox being full, flush the
inbox and resubmit the comamnd. This was previously the default behavior
but was lost in a refactor.
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Josip Pavic <Josip.Pavic@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
// Queue command
status = dmub_srv_cmd_queue(dmub, &cmd_list[i]);
+ if (status == DMUB_STATUS_QUEUE_FULL) {
+ /* Execute and wait for queue to become empty again. */
+ dmub_srv_cmd_execute(dmub);
+ dmub_srv_wait_for_idle(dmub, 100000);
+
+ /* Requeue the command. */
+ status = dmub_srv_cmd_queue(dmub, &cmd_list[i]);
+ }
+
if (status != DMUB_STATUS_OK) {
DC_ERROR("Error queueing DMUB command: status=%d\n", status);
dc_dmub_srv_log_diagnostic_data(dc_dmub_srv);