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From: Sui Jingfeng <sui.jingfeng@linux.dev>
To: Maxime Ripard <mripard@kernel.org>
Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	Phong LE <ple@baylibre.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Sui Jingfeng <suijingfeng@loongson.cn>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Thomas Zimmermann <tzimmermann@suse.de>
Subject: Re: [PATCH 8/8] drm/bridge: it66121: Allow link this driver as a lib
Date: Fri, 24 Nov 2023 16:48:49 +0800	[thread overview]
Message-ID: <a30ecbc2-d189-4147-b359-5521ef79dfc2@linux.dev> (raw)
In-Reply-To: <tkaucp235w3nlydj7ae66g5r75w2rtjhum65cjrahmgeae7zgz@zb77pw2ih6vs>

Hi,

On 2023/11/24 16:13, Maxime Ripard wrote:
> On Fri, Nov 24, 2023 at 03:51:00PM +0800, Sui Jingfeng wrote:
>> Hi,
>>
>> On 2023/11/24 15:38, Maxime Ripard wrote:
>>> On Fri, Nov 24, 2023 at 01:52:26AM +0800, Sui Jingfeng wrote:
>>>> On 2023/11/23 16:08, Dmitry Baryshkov wrote:
>>>>>> I'm agree with the idea that drm bridges drivers involved toward to a direction
>>>>>> that support more complex design, but I think we should also leave a way for the
>>>>>> most frequent use case. Make it straight-forward as a canonical design.
>>>>> Not having anything connector-related in the drm_bridge driver is a
>>>>> canonical design.
>>>> What you said is just for the more complex uses case. I can't agree, sorry.
>>>>
>>>> By choosing the word "canonical design", I means that the most frequently used
>>>> cases in practice are the canonical design, 95+% motherboards I have seen has
>>>> only one *onboard* display bridges chip. For my driver, I abstract the internal
>>>> (inside of the chip) encoder as drm_encoder and abstract the external TX chip as
>>>> drm_bridge, this design still works very well.
>>>>
>>>>
>>>> Originally, I means that this is a concept of the hardware design.
>>>> You are wrong even through in the software design context, the
>>>> transparent simple drm bridge drivers(simple-bridge.c) also *allow*
>>>> to create drm connector manually. I don't think I need to emulate
>>>> more example, please read the code by youself.
>> 'emulate' -> 'enumerate'
>>
>>> Ok. That's it. We've been patient long enough. You have been given a
>>> review and a list of things to fix for your driver to be merged.
>> This series is not relevant to my driver, can we please *limit* the
>> discussion to this series?
> Right, I conflated the two, I meant this series, or the general goal to
> enable that bridge with your driver. The rest of the driver is of course
> unaffected.
>
>>> Whether you follow them or not is your decision.
>> I'm not saying that I will not follow, just to make sure what's
>> solution is you want. I need discussion to figure out.
> You had direct, repeated, feedback on that already by a maintainer and
> one of the most experienced dev and reviewer on bridges. If you need
> more guidance, you can definitely ask questions, but asking questions
> and telling them they are wrong is very different.
>
>>> We won't tolerate insulting comments though.
>> There is *no* insulting, please don't misunderstanding before
>> *sufficient* communication, OK? Originally, I thought Dmitry may
>> ignore(or overlook) what is the current status.
> Saying to someone maintaining and/or reviewing that code for years now
> that they are wrong and should go read the code is insulting.

OK, I will remind my written words in the future.
I will back to investigate for a period of time.
Thanks a lot for reviewing.


> Maxime

  reply	other threads:[~2023-11-24  8:49 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-14 15:01 [PATCH 0/8] Allow link the it66121 display bridge driver as a lib Sui Jingfeng
2023-11-14 15:01 ` [PATCH 1/8] drm/bridge: it66121: Use dev replace ctx->dev in the it66121_probe() Sui Jingfeng
2023-11-14 16:01   ` Dmitry Baryshkov
2023-11-14 15:01 ` [PATCH 2/8] drm/bridge: it66121: Add bridge_to_it66121() helper and use it Sui Jingfeng
2023-11-14 16:01   ` Dmitry Baryshkov
2023-11-14 15:01 ` [PATCH 3/8] drm/bridge: it66121: Add a helper function to read bus width Sui Jingfeng
2023-11-14 16:03   ` Dmitry Baryshkov
2023-11-14 15:01 ` [PATCH 4/8] drm/bridge: it66121: Add a helper function to get the next bridge Sui Jingfeng
2023-11-14 16:05   ` Dmitry Baryshkov
2023-11-23  5:25     ` Sui Jingfeng
2023-11-23  7:54       ` Dmitry Baryshkov
2023-11-14 15:01 ` [PATCH 5/8] drm/bridge: it66121: Add a helper function to read chip id Sui Jingfeng
2023-11-14 16:06   ` Dmitry Baryshkov
2023-11-16 12:18     ` Sui Jingfeng
2023-11-16 13:00       ` Dmitry Baryshkov
2023-11-16 18:29         ` Sui Jingfeng
2023-11-16 22:00           ` Dmitry Baryshkov
2023-11-23  5:37         ` Sui Jingfeng
2023-11-23  7:48           ` Dmitry Baryshkov
2023-11-23 13:03             ` Sui Jingfeng
2023-11-14 15:01 ` [PATCH 6/8] drm/bridge: it66121: Add a helper to initialize the DRM bridge structure Sui Jingfeng
2023-11-14 16:10   ` Dmitry Baryshkov
2023-11-14 15:01 ` [PATCH 7/8] drm/bridge: it66121: Add another implementation for getting match data Sui Jingfeng
2023-11-14 16:00   ` Dmitry Baryshkov
2023-11-14 15:01 ` [PATCH 8/8] drm/bridge: it66121: Allow link this driver as a lib Sui Jingfeng
2023-11-14 16:30   ` Dmitry Baryshkov
2023-11-16  9:14     ` Sui Jingfeng
2023-11-16  9:30       ` Dmitry Baryshkov
2023-11-16 10:12         ` Sui Jingfeng
2023-11-16 11:19           ` Dmitry Baryshkov
2023-11-23  5:05             ` Sui Jingfeng
2023-11-23  8:08               ` Dmitry Baryshkov
2023-11-23 13:39                 ` Neil Armstrong
2023-11-23 16:20                   ` Sui Jingfeng
2023-11-23 15:41                 ` Sui Jingfeng
2023-11-23 16:06                   ` Dmitry Baryshkov
2023-11-23 16:29                     ` Sui Jingfeng
2023-11-23 17:04                 ` Sui Jingfeng
2023-11-23 17:39                   ` Dmitry Baryshkov
2023-11-23 17:52                 ` Sui Jingfeng
2023-11-24  7:38                   ` Maxime Ripard
2023-11-24  7:51                     ` Sui Jingfeng
2023-11-24  8:13                       ` Maxime Ripard
2023-11-24  8:48                         ` Sui Jingfeng [this message]
2023-11-25  2:30                         ` Sui Jingfeng
2023-11-16 10:29     ` Sui Jingfeng
2023-11-16 11:11       ` Dmitry Baryshkov
2023-11-16 11:15         ` Jani Nikula
2023-11-16 11:18     ` Sui Jingfeng
2023-11-16 11:29       ` Dmitry Baryshkov
2023-11-16 11:53         ` Sui Jingfeng
2023-11-16 12:07           ` Sui Jingfeng
2023-11-16 15:23             ` Dmitry Baryshkov
2023-11-16 17:18               ` Sui Jingfeng
2023-11-17  9:52                 ` Maxime Ripard
2023-11-17  4:24               ` Sui Jingfeng
2023-11-17  9:03                 ` Dmitry Baryshkov
2023-11-17 17:14                   ` Sui Jingfeng
2023-11-20  8:23                     ` Neil Armstrong
2023-11-17 17:35                   ` Sui Jingfeng
2023-11-20 10:06                     ` Dmitry Baryshkov
2023-11-17 12:13                 ` Maxime Ripard
2023-11-15 13:02   ` kernel test robot
2023-11-20  9:08   ` kernel test robot

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