Re: [RFC PATCH -next] drm/amd/display: Remove set but not unused variable 'stream_status'

[Alex Deucher]

On Mon, Feb 10, 2020 at 10:38 AM YueHaibing <yuehaibing@xxxxxxxxxx> wrote:
>
> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:
>  In function dcn10_post_unlock_program_front_end:
> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hw_sequencer.c:2623:29:
>  warning: variable stream_status set but not used [-Wunused-but-set-variable]
>
> commit bbf5f6c3f83b ("drm/amd/display: Split program front end part that occur outside lock")
> involved this unused variable.
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Applied.  Thanks!

Alex

> ---
>  drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 8 +-------
>  1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
> index 42fcfee..b2ed0fa 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
> +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
> @@ -2610,7 +2610,7 @@ void dcn10_post_unlock_program_front_end(
>                 struct dc *dc,
>                 struct dc_state *context)
>  {
> -       int i, j;
> +       int i;
>
>         DC_LOGGER_INIT(dc->ctx->logger);
>
> @@ -2620,14 +2620,8 @@ void dcn10_post_unlock_program_front_end(
>                 if (!pipe_ctx->top_pipe &&
>                         !pipe_ctx->prev_odm_pipe &&
>                         pipe_ctx->stream) {
> -                       struct dc_stream_status *stream_status = NULL;
>                         struct timing_generator *tg = pipe_ctx->stream_res.tg;
>
> -                       for (j = 0; j < context->stream_count; j++) {
> -                               if (pipe_ctx->stream == context->streams[j])
> -                                       stream_status = &context->stream_status[j];
> -                       }
> -
>                         if (context->stream_status[i].plane_count == 0)
>                                 false_optc_underflow_wa(dc, pipe_ctx->stream, tg);
>                 }
> --
> 2.7.4
>
>
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