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

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Message-ID: <Y3T2mN1inwsYZWLW@smile.fi.intel.com>
Date:   Wed, 16 Nov 2022 16:41:28 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Bartosz Golaszewski <brgl@...ev.pl>, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Brian Masney <bmasney@...hat.com>,
        Marijn Suijten <marijn.suijten@...ainline.org>
Subject: Re: [PATCH v1 1/1] gpiolib: Unify access to the device properties

On Wed, Nov 16, 2022 at 04:17:28PM +0200, 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.

Citing myself from another thread to the topic:

Nevertheless, for of_gpiochip_add()/of_gpiochip_remove() and
of_mm_gpiochip_add_data() I still left use of fwnode, because it feels
the right thing to do: we are taking reference on the input data in
such cases.

-- 
With Best Regards,
Andy Shevchenko