Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category

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To: Mark Brown <broonie@xxxxxxxxxx>
Subject: Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
From: Bartosz Golaszewski <brgl@xxxxxxxx>
Date: Thu, 28 Aug 2025 17:05:55 +0200
Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>, Andy Shevchenko <andy.shevchenko@xxxxxxxxx>, Bjorn Andersson <andersson@xxxxxxxxxx>, Konrad Dybcio <konradybcio@xxxxxxxxxx>, Alexey Klimov <alexey.klimov@xxxxxxxxxx>, Lorenzo Bianconi <lorenzo@xxxxxxxxxx>, Sean Wang <sean.wang@xxxxxxxxxx>, Matthias Brugger <matthias.bgg@xxxxxxxxx>, AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>, Paul Cercueil <paul@xxxxxxxxxxxxxxx>, Kees Cook <kees@xxxxxxxxxx>, Andy Shevchenko <andy@xxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, David Hildenbrand <david@xxxxxxxxxx>, Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx>, "Liam R. Howlett" <Liam.Howlett@xxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Mike Rapoport <rppt@xxxxxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxx>, Dong Aisheng <aisheng.dong@xxxxxxx>, Fabio Estevam <festevam@xxxxxxxxx>, Shawn Guo <shawnguo@xxxxxxxxxx>, Jacky Bai <ping.bai@xxxxxxx>, Pengutronix Kernel Team <kernel@xxxxxxxxxxxxxx>, NXP S32 Linux Team <s32@xxxxxxx>, Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>, Tony Lindgren <tony@xxxxxxxxxxx>, Haojian Zhuang <haojian.zhuang@xxxxxxxxxx>, Geert Uytterhoeven <geert+renesas@xxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, Danilo Krummrich <dakr@xxxxxxxxxx>, linux-gpio@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-arm-msm@xxxxxxxxxxxxxxx, linux-mediatek@xxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-hardening@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, imx@xxxxxxxxxxxxxxx, linux-omap@xxxxxxxxxxxxxxx, linux-renesas-soc@xxxxxxxxxxxxxxx, Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>, Chen-Yu Tsai <wenst@xxxxxxxxxxxx>, Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
In-reply-to: <aLBggd4rGHV_5zQ7@finisterre.sirena.org.uk>
References: <20250815-pinctrl-gpio-pinfuncs-v5-0-955de9fd91db@linaro.org> <CACRpkdaDGmdhaik+1saRv7Ts4myQ+tg1aQqGU3xQyT7ma8dJFw@mail.gmail.com> <CAHp75VephepLq61HrVy=PX2oKUQd5NK2qS-vOC5h_NR65td3Uw@mail.gmail.com> <CACRpkda4soRCLF5=W=6R4wnwT3pjk743j022XfJxjTTQzuarAA@mail.gmail.com> <534ad082-08fa-42c0-9c24-f0c11af7d5b2@sirena.org.uk> <CAMRc=Mdn0_yPXyYq4sbvH4P9-h71vEc4arLPBfSk1PiEFaB7jQ@mail.gmail.com> <1804d9dc-8814-47d4-af88-c819c3f17bc0@sirena.org.uk> <CAMRc=MdKgqa+vjhHvD2+Tjw5NwBtFv-0aUivi5UuEQd+n4KxmA@mail.gmail.com> <aLAYoDyz8Xie4Dhb@finisterre.sirena.org.uk> <CAMRc=Mdd3fmKjFAfbUB-AAhx-5_CR+c7f36pePkF1k_2LDoORw@mail.gmail.com> <aLBggd4rGHV_5zQ7@finisterre.sirena.org.uk>

On Thu, Aug 28, 2025 at 3:58 PM Mark Brown <broonie@xxxxxxxxxx> wrote:
>
> On Thu, Aug 28, 2025 at 03:36:43PM +0200, Bartosz Golaszewski wrote:
> > On Thu, Aug 28, 2025 at 10:51 AM Mark Brown <broonie@xxxxxxxxxx> wrote:
>
> > > It's failing prior to putting any output on the console.  I was also
> > > seeing an issue on i.MX6 so it might be all i.MX boards, same issue:
>
> > >    https://lava.sirena.org.uk/scheduler/job/1697667
>
> > > so it's possibly all the i.MX platforms failing.
>
> > Not even with earlycon? That's weird. There are no smatch warnings on
> > this patch and I can't see anything obviously wrong upon visual
> > inspection. I fixed all other issues but this one I can't test. :(
>
> This looks like it has something:
>
>    https://lava.sirena.org.uk/scheduler/job/1747304

Ah, now I see it, I confused two radix trees used in pinctrl with this
change. Cooking up a fix.

Thanks!
Bart

References:
- [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Bartosz Golaszewski
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Linus Walleij
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Andy Shevchenko
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Linus Walleij
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Mark Brown
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Bartosz Golaszewski
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Mark Brown
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Bartosz Golaszewski
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Mark Brown
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Bartosz Golaszewski
- Re: [PATCH v5 00/15] pinctrl: introduce the concept of a GPIO pin function category
  - From: Mark Brown

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