diff options
| author | Jinze Xu <jinze.xu@amd.com> | 2020-05-07 10:19:37 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-21 19:48:43 +0300 |
| commit | 4cf7c42739ccafca753ed942ed1c96cc445c728b (patch) | |
| tree | b79c77e182df664e202d2213718d010a58c0747a | |
| parent | cbd14ae7ea934fd9d9f95103a0601a7fea243573 (diff) | |
| download | linux-4cf7c42739ccafca753ed942ed1c96cc445c728b.tar.xz | |
drm/amd/display: Set/Reset avmute when disable/enable stream
[Why]
When disconnect fe from be, something such as unstable clock may cause
garbage occurs.
[How]
Send set avmute at the beginning of disable stream and send reset avmute
at the end of enable stream.
Signed-off-by: Jinze Xu <jinze.xu@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index c08de6823db4..48ab51533d5d 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -3245,6 +3245,10 @@ void core_link_enable_stream( dp_set_dsc_enable(pipe_ctx, true); } + + if (pipe_ctx->stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { + core_link_set_avmute(pipe_ctx, false); + } } void core_link_disable_stream(struct pipe_ctx *pipe_ctx) @@ -3257,6 +3261,10 @@ void core_link_disable_stream(struct pipe_ctx *pipe_ctx) dc_is_virtual_signal(pipe_ctx->stream->signal)) return; + if (pipe_ctx->stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { + core_link_set_avmute(pipe_ctx, true); + } + #if defined(CONFIG_DRM_AMD_DC_HDCP) update_psp_stream_config(pipe_ctx, true); #endif |