linux-kernel - Re: [PATCH v2, 10/17] drm/mediatek: fix aal size config

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Message-ID: <CAAOTY_9JNdL-huHYKq=W5gRMUHVRWeUzDunNa7q_d7DPp4P2pg@mail.gmail.com>
Date:   Wed, 16 Dec 2020 23:10:53 +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>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Daniel Vetter <daniel@...ll.ch>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2, 10/17] drm/mediatek: fix aal size config

Hi, Yongqiang:

Yongqiang Niu <yongqiang.niu@...iatek.com> 於 2020年12月12日 週六 下午12:22寫道：
>
> fix aal size config
>
> 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 | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 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 be61d11..e7d481e0 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> @@ -33,8 +33,13 @@
>  #define DISP_REG_UFO_START                     0x0000
>
>  #define DISP_AAL_EN                            0x0000
> +#define DISP_AAL_CFG                           0x0020
> +#define AAL_RELAY_MODE                                 BIT(0)
> +#define AAL_ENGINE_EN                                  BIT(1)
>  #define DISP_AAL_SIZE                          0x0030
>
> +#define DISP_AAL_OUTPUT_SIZE                   0x04d8
> +
>  #define DISP_CCORR_EN                          0x0000
>  #define CCORR_EN                               BIT(0)
>  #define DISP_CCORR_CFG                         0x0020
> @@ -184,7 +189,11 @@ 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);
> +       mtk_ddp_write(cmdq_pkt, w << 16 | h, comp, DISP_AAL_OUTPUT_SIZE);
> +
> +       mtk_ddp_write_mask(NULL, AAL_RELAY_MODE, comp, DISP_AAL_CFG,

cmdq_pkt

> +                          AAL_RELAY_MODE | AAL_ENGINE_EN);

This patch is to fix size config, so move this statement to another patch.

Regards,
Chun-Kuang.

>  }
>
>  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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