linux-kernel - Re: [PATCH v5 5/8] drm/mediatek: Fix ccorr size config

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Date:   Tue, 2 Feb 2021 13:44:56 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Hsin-Yi Wang <hsinyi@...omium.org>
CC:     Philipp Zabel <p.zabel@...gutronix.de>,
        Matthias Brugger <matthias.bgg@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Mark Rutland <mark.rutland@....com>,
        <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Yongqiang Niu <yongqiang.niu@...iatek.com>
Subject: Re: [PATCH v5 5/8] drm/mediatek: Fix ccorr size config

Hi, Hsin-Yi:

On Mon, 2021-02-01 at 18:37 +0800, Hsin-Yi Wang wrote:
> From: Yongqiang Niu <yongqiang.niu@...iatek.com>
> 
> Fix setting to follow hardware datasheet. The original error setting
> affects mt8192 display.

Reviewed-by: CK Hu <ck.hu@...iatek.com>

> 
> Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
> Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> ---
>  drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
> index 6ee2431e6b843..6c86673a835c3 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
> @@ -65,7 +65,7 @@ void mtk_ccorr_config(struct device *dev, unsigned int w,
>  {
>  	struct mtk_disp_ccorr *ccorr = dev_get_drvdata(dev);
>  
> -	mtk_ddp_write(cmdq_pkt, h << 16 | w, &ccorr->cmdq_reg, ccorr->regs,
> +	mtk_ddp_write(cmdq_pkt, w << 16 | h, &ccorr->cmdq_reg, ccorr->regs,
>  		      DISP_CCORR_SIZE);
>  	mtk_ddp_write(cmdq_pkt, CCORR_ENGINE_EN, &ccorr->cmdq_reg, ccorr->regs,
>  		      DISP_CCORR_CFG);