linux-kernel - Re: [PATCH RFC net-next v1 1/9] ptp: introduce programmable pins.

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Message-ID: <20140310133215.GA19781@netboy>
Date:	Mon, 10 Mar 2014 14:32:15 +0100
From:	Richard Cochran <richardcochran@...il.com>
To:	Sørensen, Stefan 
	<Stefan.Sorensen@...ctralink.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"bhutchings@...arflare.com" <bhutchings@...arflare.com>,
	"christian.riesch@...cron.at" <christian.riesch@...cron.at>,
	"davem@...emloft.net" <davem@...emloft.net>
Subject: Re: [PATCH RFC net-next v1 1/9] ptp: introduce programmable pins.

On Mon, Mar 10, 2014 at 12:53:09PM +0000, Sørensen, Stefan wrote:
> On Sat, 2014-03-08 at 20:42 +0100, Richard Cochran wrote:

> > +int ptp_find_pin(struct ptp_clock *ptp,
> > +		 enum ptp_pin_function func, unsigned int chan)
> > +{
> > +	struct ptp_pin_desc *pin = NULL;
> > +	int i;
> > +
> > +	mutex_lock(&ptp->pincfg_mux);
> > +	for (i = 0; i < ptp->info->n_pins; i++) {
> > +		if (ptp->info->pin_config[i].func == func &&
> > +		    ptp->info->pin_config[i].chan == chan) {
> > +			pin = &ptp->info->pin_config[i];
> > +			break;
> > +		}
> > +	}
> > +	mutex_unlock(&ptp->pincfg_mux);
> > +
> > +	return pin ? pin - ptp->info->pin_config : -1;
> > +}
> 
> Maybe replace 'pin - ptp->info->pin_config' with 'i'?

Yes, of course.

Thanks,
Richard
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