linux-kernel - Re: [PATCH v4 12/15] drm/mediatek: add MT8365 SoC support

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Date: Mon, 24 Jun 2024 09:22:38 +0200
From: Alexandre Mergnat <amergnat@...libre.com>
To: Chun-Kuang Hu <chunkuang.hu@...nel.org>
Cc: Philipp Zabel <p.zabel@...gutronix.de>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 Jitao Shi <jitao.shi@...iatek.com>, CK Hu <ck.hu@...iatek.com>,
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>,
 dri-devel@...ts.freedesktop.org, linux-mediatek@...ts.infradead.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, Fabien Parent <fparent@...libre.com>
Subject: Re: [PATCH v4 12/15] drm/mediatek: add MT8365 SoC support



On 21/06/2024 17:24, Chun-Kuang Hu wrote:
> Hi, Alexandre:
> 
> <amergnat@...libre.com>  於 2024年5月23日 週四 下午8:49寫道：
>> From: Fabien Parent<fparent@...libre.com>
>>
>> Add DRM support for MT8365 SoC.
>>
>> Signed-off-by: Fabien Parent<fparent@...libre.com>
>> Reviewed-by: AngeloGioacchino Del Regno<angelogioacchino.delregno@...labora.com>
>> Signed-off-by: Alexandre Mergnat<amergnat@...libre.com>
>> ---
>>   drivers/gpu/drm/mediatek/mtk_drm_drv.c | 8 ++++++++
>>   1 file changed, 8 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
>> index ce8f3cc6e853..e1c3281651ae 100644
>> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
>> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
>> @@ -318,6 +318,10 @@ static const struct mtk_mmsys_driver_data mt8195_vdosys1_driver_data = {
>>          .mmsys_dev_num = 2,
>>   };
>>
>> +static const struct mtk_mmsys_driver_data mt8365_mmsys_driver_data = {
>> +       .mmsys_dev_num = 1,
> You do not describe the pipeline information here. I think display
> function would not work.

Hi Chun-Kuang,

I don't describe the pipeline information here because I do it
in the DTS thanks to the OF graphs Angelo's serie [1].
I've tested DSI and DPI display, they work correctly ;)

[1] https://lore.kernel.org/all/20240618101726.110416-1-angelogioacchino.delregno@collabora.com/

-- 
Regards,
Alexandre