[PATCH] drm/display: guard if clause

Christian König christian.koenig at amd.com
Thu Sep 1 11:07:19 UTC 2022


Well please adjust the subject line, that should read something like 
"drm/amd/display:..." or "drm/amdgpu:...".

Am 01.09.22 um 11:11 schrieb Asher Song:
> To eliminate the following compiling error, guard if clause.
>
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c: In function 'commit_planes_for_stream':
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:3521:2: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
> drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc.c:3523:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
> if (update_type != UPDATE_TYPE_FAST)
> ^~
>
> Signed-off-by: Asher Song <Asher.Song at amd.com>
> ---
>   drivers/gpu/drm/amd/display/dc/core/dc.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
> index b49237390cce..66072ac1bb4f 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
> @@ -3505,11 +3505,12 @@ static void commit_planes_for_stream(struct dc *dc,
>   					top_pipe_to_program->stream_res.tg);
>   		}
>   
> -	if (update_type != UPDATE_TYPE_FAST)
> +	if (update_type != UPDATE_TYPE_FAST){
>   		dc->hwss.post_unlock_program_front_end(dc, context);
>   		if (update_type != UPDATE_TYPE_FAST)
>   			if (dc->hwss.commit_subvp_config)
>   				dc->hwss.commit_subvp_config(dc, context);
> +	}

That looks like a step into the right directly, but please re-read the code:

if (update_type != UPDATE_TYPE_FAST) {
....
     if (update_type != UPDATE_TYPE_FAST)
     ....
}

That's certainly still not correct.

Regards,
Christian.


>   
>   	/* Since phantom pipe programming is moved to post_unlock_program_front_end,
>   	 * move the SubVP lock to after the phantom pipes have been setup



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