linux-kernel - Re: [PATCH 02/24] Input: gpio_keys

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Message-ID: <20200826192256.GA14739@kozik-lap>
Date:   Wed, 26 Aug 2020 21:22:56 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bastien Nocera <hadess@...ess.net>,
        Sangwon Jee <jeesw@...fas.com>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH 02/24] Input: gpio_keys - Simplify with dev_err_probe()

On Wed, Aug 26, 2020 at 10:13:34PM +0300, Andy Shevchenko wrote:
> On Wed, Aug 26, 2020 at 08:16:44PM +0200, Krzysztof Kozlowski wrote:
> > Common pattern of handling deferred probe can be simplified with
> > dev_err_probe().  Less code and also it prints the error value.
> 
> > --- a/drivers/input/keyboard/gpio_keys.c
> > +++ b/drivers/input/keyboard/gpio_keys.c
> > @@ -505,10 +505,7 @@ static int gpio_keys_setup_key(struct platform_device *pdev,
> >  				 */
> >  				bdata->gpiod = NULL;
> 
> gpiod_get_optional()?
> Do not see much context though (but please double check your series for these
> kind of things).

It would fit except it is devm_fwnode_gpiod_get() which does not have
optional yet.

I can add it although the scope of the patch grows from simple
defer-path-simplification.

Thanks for the feedback.

Best regards,
Krzysztof