[PATCH 42/42] drm/amd/display: update clock when non-seamless boot stream exist

Aurabindo Pillai aurabindo.pillai at amd.com
Thu Sep 10 13:47:23 UTC 2020


From: Lewis Huang <Lewis.Huang at amd.com>

[Why]
Seamless boot skip porgram clock when set path mode.
It cause driverprogram clock after unblank stream.

[How]
update clock when non-seamless boot stream exist

Signed-off-by: Lewis Huang <Lewis.Huang at amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index f01610df8045..83ce55edb3aa 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1286,7 +1286,7 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c
 			dc->optimize_seamless_boot_streams++;
 	}
 
-	if (dc->optimize_seamless_boot_streams == 0)
+	if (context->stream_count > dc->optimize_seamless_boot_streams)
 		dc->hwss.prepare_bandwidth(dc, context);
 
 	disable_dangling_plane(dc, context);
@@ -1368,7 +1368,7 @@ static enum dc_status dc_commit_state_no_check(struct dc *dc, struct dc_state *c
 
 	dc_enable_stereo(dc, context, dc_streams, context->stream_count);
 
-	if (dc->optimize_seamless_boot_streams == 0) {
+	if (context->stream_count > dc->optimize_seamless_boot_streams) {
 		/* Must wait for no flips to be pending before doing optimize bw */
 		wait_for_no_pipes_pending(dc, context);
 		/* pplib is notified if disp_num changed */
-- 
2.25.1



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