linux-kernel - Re: [PATCH 2/2] pwm: core: Fix coding style issues

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Date:	Fri, 10 Aug 2012 12:58:18 +0200
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Joe Perches <joe@...ches.com>
Cc:	Sachin Kamat <sachin.kamat@...aro.org>,
	linux-kernel@...r.kernel.org, patches@...aro.org
Subject: Re: [PATCH 2/2] pwm: core: Fix coding style issues

On Fri, Aug 10, 2012 at 03:51:33AM -0700, Joe Perches wrote:
> On Fri, 2012-08-10 at 15:34 +0530, Sachin Kamat wrote:
> > On 10 August 2012 15:32, Thierry Reding
> > <thierry.reding@...onic-design.de> wrote:
> > > On Fri, Aug 10, 2012 at 03:29:08PM +0530, Sachin Kamat wrote:
> > >> On 10 August 2012 15:25, Thierry Reding
> > >> <thierry.reding@...onic-design.de> wrote:
> > >> > On Fri, Aug 10, 2012 at 10:12:10AM +0530, Sachin Kamat wrote:
> > >> >> Fixes the following:
> > >> >> WARNING: line over 80 characters
> > >> >> ERROR: spaces required around that ':' (ctx:VxW)
> > >> >> WARNING: Prefer pr_warn(... to pr_warning(...
> []
> > >> >> diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
> []
> > >> >> @@ -130,7 +130,7 @@ static int pwm_device_request(struct pwm_device *pwm, const char *label)
> > >> >>  }
> > >> >>
> > >> >>  static struct pwm_device *of_pwm_simple_xlate(struct pwm_chip *pc,
> > >> >> -                                           const struct of_phandle_args *args)
> > >> >> +                                          const struct of_phandle_args *args)
> > >> >>  {
> 
> Another way to write this is to put the return type on a
> separate line like:
> 
> type
> func(args to 80,
>      more args aligned to open paren...)
> 
> for this case:
> 
> static struct pwm_device *
> of_pwm_simple_xlate(struct pwm_chip *pc, const struct of_phandle_args *args)

I was under the impression that the CodingStyle explicitly said not to
do this, but I've just checked and I couldn't find any mention of the
return type placement.

Sachin: Can you fix the warning as Joe suggested and resend the patch?

Thierry

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