linux-kernel - Re: [PATCH v2 08/14] media: mediatek: vcodec: support vcp architecture

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Message-ID: <b9c2dadb61a6334857730d990b704d12381bd350.camel@collabora.com>
Date: Fri, 28 Nov 2025 15:14:06 -0500
From: Nicolas Dufresne <nicolas.dufresne@...labora.com>
To: Yunfei Dong <yunfei.dong@...iatek.com>, Nícolas "F .
 R . A . Prado" <nfraprado@...labora.com>, Sebastian Fricke
 <sebastian.fricke@...labora.com>, Hans Verkuil	 <hverkuil-cisco@...all.nl>,
 AngeloGioacchino Del Regno	 <angelogioacchino.delregno@...labora.com>,
 Benjamin Gaignard	 <benjamin.gaignard@...labora.com>, Nathan Hebert
 <nhebert@...omium.org>,  Daniel Almeida <daniel.almeida@...labora.com>
Cc: Hsin-Yi Wang <hsinyi@...omium.org>, Fritz Koenig
 <frkoenig@...omium.org>,  Daniel Vetter <daniel@...ll.ch>, Steve Cho
 <stevecho@...omium.org>, linux-media@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org, 
	Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v2 08/14] media: mediatek: vcodec: support vcp
 architecture

Le vendredi 15 août 2025 à 16:52 +0800, Yunfei Dong a écrit :
> Some platforms expose the video codec through the VCP coprocessor.
> Use the VCP architecture when the VCP coprocessor is found.
> 
> Signed-off-by: Yunfei Dong <yunfei.dong@...iatek.com>

Reviewed-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>

> ---
>  .../platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c      | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git
> a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
> b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
> index fa609343c168..5e312f86e652 100644
> --- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
> +++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
> @@ -380,6 +380,9 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
>  	} else if (!of_property_read_u32(pdev->dev.of_node, "mediatek,scp",
>  					 &rproc_phandle)) {
>  		fw_type = SCP;
> +	} else if (!of_property_read_u32(pdev->dev.of_node, "mediatek,vcp",
> +					 &rproc_phandle)) {
> +		fw_type = VCP;
>  	} else {
>  		dev_dbg(&pdev->dev, "Could not get vdec IPI device");
>  		return -ENODEV;

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