linux-kernel - Re: [PATCH v3 11/14] drm/rockchip: vop2: Add support for rk3588

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Date:   Tue, 5 Dec 2023 10:29:36 +0100
From:   Sascha Hauer <sha@...gutronix.de>
To:     Andy Yan <andyshrk@....com>
Cc:     heiko@...ech.de, hjc@...k-chips.com,
        dri-devel@...ts.freedesktop.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org,
        devicetree@...r.kernel.org, sebastian.reichel@...labora.com,
        kever.yang@...k-chips.com, chris.obbard@...labora.com,
        Andy Yan <andy.yan@...k-chips.com>
Subject: Re: [PATCH v3 11/14] drm/rockchip: vop2: Add support for rk3588

On Thu, Nov 30, 2023 at 08:24:39PM +0800, Andy Yan wrote:
> From: Andy Yan <andy.yan@...k-chips.com>
> 
> VOP2 on rk3588:
> 
> Four video ports:
> VP0 Max 4096x2160
> VP1 Max 4096x2160
> VP2 Max 4096x2160
> VP3 Max 2048x1080
> 
> 4 4K Cluster windows with AFBC/line RGB and AFBC-only YUV support
> 4 4K Esmart windows with line RGB/YUV support
> 
> Signed-off-by: Andy Yan <andy.yan@...k-chips.com>

With the two nits below feel free to add my:

Reviewed-by: Sascha Hauer <s.hauer@...gutronix.de>

Thanks for working on this.

> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
> index 8d7ff52523fb..8b16031eda52 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.h
> @@ -13,9 +13,16 @@
>  
>  #define VOP_FEATURE_OUTPUT_10BIT        BIT(0)

You could rename this to include "VP" for Video Port so it's not so
easily mixed up with the defines below.

>  
> +#define VOP2_FEATURE_HAS_SYS_GRF	BIT(0)
> +#define VOP2_FEATURE_HAS_VO0_GRF	BIT(1)
> +#define VOP2_FEATURE_HAS_VO1_GRF	BIT(2)
> +#define VOP2_FEATURE_HAS_VOP_GRF	BIT(3)
> +#define VOP2_FEATURE_HAS_SYS_PMU	BIT(5)

Should be BIT(4)

Sascha

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