linux-kernel - Re: [PATCH RESEND 4/4] mfd: arizona: Use regmap_read_poll

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Message-ID: <20170208111428.GS1754@localhost.localdomain>
Date:   Wed, 8 Feb 2017 11:14:28 +0000
From:   Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
To:     Lee Jones <lee.jones@...aro.org>
CC:     <linux-kernel@...r.kernel.org>,
        <patches@...nsource.wolfsonmicro.com>
Subject: Re: [PATCH RESEND 4/4] mfd: arizona: Use regmap_read_poll_timeout
 instead of hard coding it

On Wed, Feb 08, 2017 at 10:22:32AM +0000, Lee Jones wrote:
> On Tue, 31 Jan 2017, Charles Keepax wrote:
> 
> > arizona_poll_reg essentially hard-codes regmap_read_poll_timeout, this
> > patch updates the implementation to use regmap_read_poll_timeout. We
> > still keep arizona_poll_reg around as regmap_read_poll_timeout is a
> > macro so rather than expand this for each caller keep it wrapped in
> > arizona_poll_reg.
> > 
> > Whilst we are doing this make the timeouts a little more generous as the
> > previous system had a bit more slack as it was done as a delay per
> > iteration of the loop whereas regmap_read_poll_timeout compares ktime's.
> > 
> > Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> > ---
> >  drivers/mfd/arizona-core.c | 37 ++++++++++++++-----------------------
> >  1 file changed, 14 insertions(+), 23 deletions(-)
> 
> Roll this up into 3/4.
> 

I can if you feel strongly about it but it seems much cleaner to
separate the change in interface for the function and the
refactoring the implementation.

Thanks,
Charles