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SubjectRe: [PATCH 2/2] drm/amd/display: Add previous prototype to 'optc3_wait_drr_doublebuffer_pending_clear'
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On 3/28/23 18:09, Caio Novais wrote:
> Compiling AMD GPU drivers displays a warning:
>
> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn30/dcn30_optc.c:294:6: warning: no previous prototype for ‘optc3_wait_drr_doublebuffer_pending_clear’ [-Wmissing-prototypes]
>
> Get rid of it by adding a function prototype
>
> 'optc3_wait_drr_doublebuffer_pending_clear(struct timing_generator *optc)' on drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
>
> Signed-off-by: Caio Novais <caionovais@usp.br>
> ---
> drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
> index fb06dc9a4893..2e3ba6e2f336 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
> +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
> @@ -331,6 +331,8 @@ void optc3_lock_doublebuffer_enable(struct timing_generator *optc);
>
> void optc3_lock_doublebuffer_disable(struct timing_generator *optc);
>
> +void optc3_wait_drr_doublebuffer_pending_clear(struct timing_generator *optc);

I would prefer if you marked the function as static instead, since it is
only used in dcn30_optc.c.

> +
> void optc3_set_drr_trigger_window(struct timing_generator *optc,
> uint32_t window_start, uint32_t window_end);
>

--
Hamza

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