[PATCH 12/15] drm/amd/display: Use hw lock mgr
Eryk Brol
eryk.brol at amd.com
Fri Jul 24 21:06:15 UTC 2020
From: Wyatt Wood <wyatt.wood at amd.com>
[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 at amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo at amd.com>
Acked-by: Eryk Brol <eryk.brol at amd.com>
---
drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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 82e67bd81f2d..5167d6b8a48d 100644
--- 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);
--
2.25.1
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