linux-kernel - Re: [PATCH v3 13/14] drm/mediatek: Support DRM plane alpha in OVL

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Message-ID: <85971b89-b6eb-4ea3-994e-6107e91477fc@adamthiede.com>
Date: Mon, 7 Oct 2024 05:54:19 -0500
From: Adam Thiede <me@...mthiede.com>
To: Jason-JH Lin (林睿祥) <Jason-JH.Lin@...iatek.com>,
 Bibby Hsieh (謝濟遠) <Bibby.Hsieh@...iatek.com>,
 "chunkuang.hu@...nel.org" <chunkuang.hu@...nel.org>,
 "djkurtz@...omium.org" <djkurtz@...omium.org>,
 Shawn Sung (宋孝謙) <Shawn.Sung@...iatek.com>,
 Nancy Lin (林欣螢) <Nancy.Lin@...iatek.com>,
 "daniel@...ll.ch" <daniel@...ll.ch>,
 "p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
 CK Hu (胡俊光) <ck.hu@...iatek.com>,
 "yassine.oudjana@...il.com" <yassine.oudjana@...il.com>,
 "airlied@...il.com" <airlied@...il.com>,
 "matthias.bgg@...il.com" <matthias.bgg@...il.com>,
 "littlecvr@...omium.org" <littlecvr@...omium.org>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: YT Shen (沈岳霆) <Yt.Shen@...iatek.com>,
 "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
 "linux-mediatek@...ts.infradead.org" <linux-mediatek@...ts.infradead.org>,
 "linux-arm-kernel@...ts.infradead.org"
 <linux-arm-kernel@...ts.infradead.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 13/14] drm/mediatek: Support DRM plane alpha in OVL

On 10/7/24 02:22, Jason-JH Lin (林睿祥) wrote:
>> > 
>> > Hi Adam, Yassine,
>> > 
>> > Please try the patches below and check if they can fix the
>> downgrade
>> > issue:
>> > [1] Fix degradation problem of alpha blending series
>> > -
>> > 
>> https://patchwork.kernel.org/project/linux-mediatek/list/?series=893634
>> > [2] drm/mediatek: Fix XRGB format breakage for blend_modes
>> unsupported
>> > SoCs
>> > -
>> > 
>> https://patchwork.kernel.org/project/linux-mediatek/patch/20241005095234.12925-1-jason-jh.lin@mediatek.com/
>> > 
>> > Regards,
>> > Jason-JH.Lin
>> 
>> Jason,
>> I've built 6.12-rc1 with those patch series applied. (I am also not 
>> reverting the other commit.) This fixes the issue - I'm able to see
>> the 
>> console now. Thank you! Hopefully these can go into 6.12?
>> - Adam Thiede
> 
> Yes, they will go into 6.12.
> 
> 
> 
> Hi Adam, Yassine,
> 
> Since the maintainer, CK, had some comments at the [2], I made some
> changes for it.
> 
> Could you please test again only with this single fix patch:
> [3] drm/mediatek: ovl: Fix XRGB format breakage for blend_modes
> unsupported SoCs
> -
> https://patchwork.kernel.org/project/linux-mediatek/patch/20241007070101.23263-2-jason-jh.lin@mediatek.com/
>   
> and see if it can fix your problem?
> 
> Regards,
> Jason-JH.Lin

Jason,
Just this patch on 6.12-rc1 does fix my problem too.
Thank you.

-Adam