linux-kernel - Re: [PATCH v4 28/30] drm/msm/dpu: drop ununused PINGPONG features

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Message-ID: <b6a18331-2f5a-4ce6-a3a5-2a483805cc78@linaro.org>
Date: Tue, 20 May 2025 10:05:19 +0200
From: neil.armstrong@...aro.org
To: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
 Rob Clark <robdclark@...il.com>, Abhinav Kumar <quic_abhinavk@...cinc.com>,
 Sean Paul <sean@...rly.run>, Marijn Suijten <marijn.suijten@...ainline.org>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Vinod Koul <vkoul@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
 freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: Re: [PATCH v4 28/30] drm/msm/dpu: drop ununused PINGPONG features

On 19/05/2025 18:04, Dmitry Baryshkov wrote:
> From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> 
> All existing PINGPONG feature bits are completely unused. Drop them from
> the current codebase.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
> ---
>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 12 ------------
>   1 file changed, 12 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> index 9658561c4cb653ca86094d67f7b5dc92d36d38cd..c1488a2c160b0e2ab08243a6e2bd099329ae759b 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
> @@ -87,18 +87,6 @@ enum {
>   	DPU_DSPP_MAX
>   };
>   
> -/**
> - * PINGPONG sub-blocks
> - * @DPU_PINGPONG_SPLIT      PP block supports split fifo
> - * @DPU_PINGPONG_SLAVE      PP block is a suitable slave for split fifo
> - * @DPU_PINGPONG_MAX
> - */
> -enum {
> -	DPU_PINGPONG_SPLIT = 0x1,
> -	DPU_PINGPONG_SLAVE,
> -	DPU_PINGPONG_MAX
> -};
> -
>   /**
>    * CTL sub-blocks
>    * @DPU_CTL_SPLIT_DISPLAY:	CTL supports video mode split display
> 

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>