On Thu, 2019-01-10 at 16:18 -0500, Jerry (Fangzhi) Zuo wrote:
> MST has its unique sequence that may get failed due to no stream
> in atomic check in some cases, e.g., hotplug, S3 resume.
You might want to elaborate more here, e.g. what's the actual reason for MST
not having streams in the case of a hotplug or S3 resume? Have they not been
created yet, etc. etc.
>
> Remove the ERROR message in the stream create routine, and leave
> its caller to decide if additional action is required.
>
> Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@xxxxxxx>
> ---
> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index 53c49c901a6a..a9ed225d2ae0 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -3052,10 +3052,8 @@ create_stream_for_sink(struct amdgpu_dm_connector
> *aconnector,
>
> stream = dc_create_stream_for_sink(sink);
>
> - if (stream == NULL) {
> - DRM_ERROR("Failed to create stream for sink!\n");
> + if (stream == NULL)
> goto finish;
> - }
>
> stream->dm_stream_context = aconnector;
>
--
Cheers,
Lyude Paul
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