[PATCH 17/43] drm/amd/display: Add OTG check for set AV mute

[Roman.Li]

From: "Leo (Hanghong) Ma" <hanghong...@amd.com>

[Why && How]
OTG can be disabled before setting dpms on. Add check to skip wait
when setting AV mute if OTG is disabled.

Reviewed-by: Wenjing Liu <wenjing....@amd.com>
Acked-by: Roman Li <roman...@amd.com>
Signed-off-by: Leo (Hanghong) Ma <hanghong...@amd.com>
Tested-by: Daniel Wheeler <daniel.whee...@amd.com>
---
 drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c 
b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
index 1f3ddee1ec1b..774605a029e8 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c
@@ -813,7 +813,7 @@ void dcn30_set_avmute(struct pipe_ctx *pipe_ctx, bool 
enable)
                                enable);
 
                /* Wait for two frame to make sure AV mute is sent out */
-               if (enable) {
+               if (enable && 
pipe_ctx->stream_res.tg->funcs->is_tg_enabled(pipe_ctx->stream_res.tg)) {
                        
pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, 
CRTC_STATE_VACTIVE);
                        
pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, 
CRTC_STATE_VBLANK);
                        
pipe_ctx->stream_res.tg->funcs->wait_for_state(pipe_ctx->stream_res.tg, 
CRTC_STATE_VACTIVE);
-- 
2.34.1