linux-kernel - Re: [PATCH v6 08/10] media: mediatek: vcodec: Fix media device node number

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Message-ID: <66cb982fd78c85a33006647e0d2f1fe4b0c10a86.camel@collabora.com>
Date: Thu, 11 Dec 2025 15:33:14 -0500
From: Nicolas Dufresne <nicolas.dufresne@...labora.com>
To: Kyrie Wu <kyrie.wu@...iatek.com>, Tiffany Lin
 <tiffany.lin@...iatek.com>,  Andrew-CT Chen <andrew-ct.chen@...iatek.com>,
 Yunfei Dong <yunfei.dong@...iatek.com>, Mauro Carvalho Chehab	
 <mchehab@...nel.org>, 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>, Hans Verkuil
 <hverkuil@...all.nl>,  Nathan Hebert <nhebert@...omium.org>, Arnd Bergmann
 <arnd@...db.de>, Irui Wang <irui.wang@...iatek.com>,  George Sun
 <george.sun@...iatek.com>, 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
Cc: Neil Armstrong <neil.armstrong@...aro.org>, Andrzej Pietrasiewicz
	 <andrzejtp2010@...il.com>, Yilong Zhou <yilong.zhou@...iatek.com>
Subject: Re: [PATCH v6 08/10] media: mediatek: vcodec: Fix media device node
 number

Le mardi 02 décembre 2025 à 15:40 +0800, Kyrie Wu a écrit :
> change media register device node number to a correct value.
> The vfd minor is used to record the number of registered
> video device nodes. The mdev_dec.devnode minor counter is
> used to record the number of registered media device nodes.
> 
> Fixes: 41f03c673cb7b ("media: mediatek: vcodec: replace pr_* with dev_* for v4l2 debug message")
> 
> Signed-off-by: Kyrie Wu <kyrie.wu@...iatek.com>

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

> ---
>  .../platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c      | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> 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 2d1a545e727c..bf6e792283a1 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
> @@ -493,7 +493,8 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
>  			goto err_media_reg;
>  		}
>  
> -		dev_dbg(&pdev->dev, "media registered as /dev/media%d", vfd_dec->minor);
> +		dev_dbg(&pdev->dev, "media registered as /dev/media%d",
> +			dev->mdev_dec.devnode->minor);
>  	}
>  
>  	mtk_vcodec_dbgfs_init(dev, false);

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