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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>
This commit is contained in:
Jinze Xu 2020-05-07 15:19:37 +08:00 committed by Alex Deucher
parent cbd14ae7ea
commit 4cf7c42739
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/amd/display/dc/core/dc_link.c
View File

@ -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