linux-kernel - Re: [PATCH V2 linux-next] cpufreq: pxa: replace typedef pxa_freqs

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Date:	Thu, 30 Apr 2015 22:12:01 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Fabian Frederick <fabf@...net.be>
Cc:	Joe Perches <joe@...ches.com>, linux-kernel@...r.kernel.org,
	Viresh Kumar <viresh.kumar@...aro.org>,
	linux-pm@...r.kernel.org
Subject: Re: [PATCH V2 linux-next] cpufreq: pxa: replace typedef pxa_freqs_t by structure

On Thursday, April 30, 2015 08:28:56 PM Fabian Frederick wrote:
> 
> > On 30 April 2015 at 06:46 Joe Perches <joe@...ches.com> wrote:
> >
> >
> > On Wed, 2015-04-29 at 21:32 +0200, Fabian Frederick wrote:
> > > typedef is not really useful here. Replace it by structure
> > > to improve readability.typedef should only be used in some cases.
> > > (See Documentation/CodingStyle Chapter 5 for details).
> >
> > trivia:
> >
> > > diff --git a/drivers/cpufreq/pxa2xx-cpufreq.c
> > > b/drivers/cpufreq/pxa2xx-cpufreq.c
> > []
> > > @@ -86,7 +86,7 @@ static unsigned int sdram_rows;
> > >  /* Use the run mode frequencies for the CPUFREQ_POLICY_PERFORMANCE policy
> > >*/
> > >  #define CCLKCFG                    CCLKCFG_TURBO | CCLKCFG_FCS
> > > 
> > > -static pxa_freqs_t pxa255_run_freqs[] =
> > > +static struct pxa_freqs pxa255_run_freqs[] =
> >
> > Should these be const?
> 
> AFAICS yes but this needs some fixes:
> drivers/cpufreq/pxa2xx-cpufreq.c: In function 'find_freq_tables':
> drivers/cpufreq/pxa2xx-cpufreq.c:218:15: warning: assignment discards 'const'
> qualifier from pointer target type
>     *pxa_freqs = pxa255_run_freqs;
>                ^
> Maybe another patch ?

Yes.  One change at a time pretty please.


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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