linux-kernel - Re: [PATCH 01/38] ASoC: ak5558: drop of_match_ptr from of_device

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Message-ID: <20201123164548.GA211086@kozik-lap>
Date:   Mon, 23 Nov 2020 17:45:48 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        linux-kernel@...r.kernel.org, Liam Girdwood <lgirdwood@...il.com>,
        alsa-devel@...a-project.org, Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Shengjiu Wang <shengjiu.wang@....com>
Subject: Re: [PATCH 01/38] ASoC: ak5558: drop of_match_ptr from of_device_id
 table

On Mon, Nov 23, 2020 at 04:43:30PM +0000, Mark Brown wrote:
> On Mon, Nov 23, 2020 at 03:58:31PM +0100, Krzysztof Kozlowski wrote:
> 
> > Having these of_match_ptr() for OF-only drivers is not the correct way
> > but rather something which is copied from existing drivers into new
> > ones. This is another reason for removing them - people will stop
> > copying this code all over again.
> 
> Well, it seems that the issue the PRP0001 people are having is that
> they'd rather that there were fewer OF only drivers!  More generally
> it is good practice to write things as though there might be non-DT
> support even if it's not there at the present time, it's easier to not
> have to think if it's strictly needed and it helps anyone coming along
> later who does want to use things elsewhere.

I understand. I will send therefore a v2 adding __maybe_unused to the OF
table.

Best regards,
Krzysztof