drm/amd/display: fix dsc disable

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

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Nikola Cornij <Nikola.Cornij@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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 0b84a322b8a2c01af95de8aad35765338e9e5d28..94f2f9fc695694b664994406c5fa07d6bdc66012 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -1740,8 +1740,11 @@ 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