[PATCH 05/87] drm/amd/display: fix dsc disable

[sunpeng.li at amd.com]

From: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>

A regression caused dsc to never get disabled in certain situations.

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin at amd.com>
Reviewed-by: Nikola Cornij <Nikola.Cornij at amd.com>
Acked-by: Leo Li <sunpeng.li at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index 6925d25d2457..45f9dad95644 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1715,8 +1715,11 @@ static void dcn20_reset_back_end_for_pipe(
 		else if (pipe_ctx->stream_res.audio) {
 			dc->hwss.disable_audio_stream(pipe_ctx, FREE_ACQUIRED_RESOURCE);
 		}
-
 	}
+#ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT
+	else if (pipe_ctx->stream_res.dsc)
+		dp_set_dsc_enable(pipe_ctx, false);
+#endif
 
 	/* by upper caller loop, parent pipe: pipe0, will be reset last.
 	 * back end share by all pipes and will be disable only when disable
-- 
2.22.0