linux-kernel - Re: [PATCH v2] drm/rockchip: vop: Fix color for RGB888/BGR888 format on VOP full

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Message-ID: <4726930.fbnEVBQaF0@bagend>
Date:   Mon, 20 Nov 2023 15:31:59 +0100
From:   Diederik de Haas <didi.debian@...ow.org>
To:     Heiko Stuebner <heiko@...ech.de>, Sandy Huang <hjc@...k-chips.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Tomasz Figa <tfiga@...omium.org>,
        linux-rockchip@...ts.infradead.org, Jonas Karlman <jonas@...boo.se>
Cc:     Christopher Obbard <chris.obbard@...labora.com>,
        Andy Yan <andy.yan@...k-chips.com>,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jonas Karlman <jonas@...boo.se>
Subject: Re: [PATCH v2] drm/rockchip: vop: Fix color for RGB888/BGR888 format on VOP
 full

On Thursday, 26 October 2023 21:14:58 CET Jonas Karlman wrote:
> Use of DRM_FORMAT_RGB888 and DRM_FORMAT_BGR888 on e.g. RK3288, RK3328
> and RK3399 result in wrong colors being displayed.
> 
> The issue can be observed using modetest:
> 
>   modetest -s <connector_id>@<crtc_id>:1920x1080-60@...4
>   modetest -s <connector_id>@<crtc_id>:1920x1080-60@...4

On my Rock64 (rk3328) I was able to see the problem without this patch and see 
it displaying correctly with it, so 

Tested-by: Diederik de Haas <didi.debian@...ow.org>
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