linux-kernel - Re: [PATCH v3, 11/15] drm/mediatek: fix aal size config

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Date:   Fri, 15 Jan 2021 06:55:56 +0800
From:   Chun-Kuang Hu <chunkuang.hu@...nel.org>
To:     Yongqiang Niu <yongqiang.niu@...iatek.com>
Cc:     CK Hu <ck.hu@...iatek.com>, Philipp Zabel <p.zabel@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        DTML <devicetree@...r.kernel.org>,
        David Airlie <airlied@...ux.ie>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        DRI Development <dri-devel@...ts.freedesktop.org>,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v3, 11/15] drm/mediatek: fix aal size config

Hi, Yongqiang:

Yongqiang Niu <yongqiang.niu@...iatek.com> 於 2021年1月11日 週一 下午3:48寫道：
>
> the orginal setting is not correct, fix it follow hardware data sheet.
> if keep this error setting, mt8173/mt8183 display ok
> but mt8192 display abnormal.
>

Applied to mediatek-drm-next [1], thanks.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-next

Regards,
Chun-Kuang.

> Fixes: 0664d1392c26 (drm/mediatek: Add AAL engine basic function)
>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> index fc01fea..6081800 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> @@ -174,7 +174,7 @@ static void mtk_aal_config(struct mtk_ddp_comp *comp, unsigned int w,
>                            unsigned int h, unsigned int vrefresh,
>                            unsigned int bpc, struct cmdq_pkt *cmdq_pkt)
>  {
> -       mtk_ddp_write(cmdq_pkt, h << 16 | w, comp, DISP_AAL_SIZE);
> +       mtk_ddp_write(cmdq_pkt, w << 16 | h, comp, DISP_AAL_SIZE);
>  }
>
>  static void mtk_aal_start(struct mtk_ddp_comp *comp)
> --
> 1.8.1.1.dirty
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek

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