drm/amd/display: Use hw lock mgr

[Why]
Feature requires synchronization of dig, pipe, and cursor locking
between driver and fw.

[How]
Set flag to force psr to use hw lock mgr.

Signed-off-by: Wyatt Wood <wyatt.wood@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Eryk Brol <eryk.brol@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
index 82e67bd..5167d6b 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
@@ -233,8 +233,8 @@ static bool dmub_psr_copy_settings(struct dmub_psr *dmub,
        copy_settings_data->frame_cap_ind                       = psr_context->psrFrameCaptureIndicationReq;
        copy_settings_data->debug.bitfields.visual_confirm      = dc->dc->debug.visual_confirm == VISUAL_CONFIRM_PSR ?
                                                                        true : false;
+       copy_settings_data->debug.bitfields.use_hw_lock_mgr     = 1;
        copy_settings_data->init_sdp_deadline                   = psr_context->sdpTransmitLineNumDeadline;
-       copy_settings_data->debug.bitfields.use_hw_lock_mgr     = 0;
 
        dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
        dc_dmub_srv_cmd_execute(dc->dmub_srv);