linux-kernel - Re: [PATCH 0/2] drm/bridge: Add 'struct device *' field to the drm

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Message-ID: <c44480ab-8d6b-4334-8eba-83db9b30ff1a@linux.dev>
Date: Wed, 15 May 2024 00:53:33 +0800
From: Sui Jingfeng <sui.jingfeng@...ux.dev>
To: Maxime Ripard <mripard@...nel.org>
Cc: Neil Armstrong <neil.armstrong@...aro.org>,
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] drm/bridge: Add 'struct device *' field to the
 drm_bridge structure

Hi,

On 2024/5/15 00:22, Maxime Ripard wrote:
> Hi,
>
> On Tue, May 14, 2024 at 11:40:43PM +0800, Sui Jingfeng wrote:
>> Because a lot of implementations has already added it into their drived
>> class, promote it into drm_bridge core may benifits a lot. drm bridge is
>> a driver, it should know the underlying hardware entity.
> Is there some actual benefits, or is it theoretical at this point?


I think, DRM bridge drivers could remove the 'struct device *dev'
member from their derived structure. Rely on the drm bridge core
when they need the 'struct device *' pointer.

> Maxime

-- 
Best regards,
Sui