linux-kernel - Re: [PATCH v1 1/1] gpiolib: Unify access to the device properties

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Date:   Mon, 21 Nov 2022 10:27:40 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
Cc:     Bartosz Golaszewski <brgl@...ev.pl>, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Linus Walleij <linus.walleij@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Brian Masney <bmasney@...hat.com>
Subject: Re: [PATCH v1 1/1] gpiolib: Unify access to the device properties

On Sun, Nov 20, 2022 at 08:16:22PM +0100, Marijn Suijten wrote:
> On 2022-11-16 16:17:28, Andy Shevchenko wrote:
> > Some of the functions are using struct fwnode_handle, some struct device
> > pointer. In the GPIO library the firmware node of the GPIO device is the
> > same as GPIO node of the GPIO chip. Due to this fact we may use former
> > to access properties everywhere in the code.
> > 
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> 
> I presume this is a more complete version of [1], as this also happens
> to address the crash on MSM [1], hence:
> 
> Tested-by: Marijn Suijten <marijn.suijten@...ainline.org>

Thank you!

> Just in case, this seems to depend on [3] or it fails to apply cleanly
> because of the `const` change on `fwnode` (consider this irrelevant if
> it has already been applied, I'm still on -next-20221115 for this
> integration branch).

But initial issue was induced by (my) patch which is only in gpio/for-next.
It's supposed to be only Linux Next issue.

> [1]: https://lore.kernel.org/all/Y3S62i7OzocP5QrT@orome/
> [2]: https://lore.kernel.org/linux-arm-msm/20221115110800.35gl3j43lmbxm3jb@SoMainline.org/
> [3]: https://lore.kernel.org/linux-gpio/20221031-gpiolib-swnode-v3-0-0282162b0fa4@gmail.com/

-- 
With Best Regards,
Andy Shevchenko