linux-kernel - Re: [PATCH 16/41] clocksource: pxa: Migrate to new 'set-state' interface

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Date:	Mon, 06 Jul 2015 08:13:28 +0200
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	Viresh Kumar <viresh.kumar@...aro.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	linaro-kernel@...ts.linaro.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Russell King <linux@....linux.org.uk>
Subject: Re: [PATCH 16/41] clocksource: pxa: Migrate to new 'set-state' interface

Viresh Kumar <viresh.kumar@...aro.org> writes:

> Hi Robert,
>
> On 04-07-15, 17:42, Robert Jarzmik wrote:
>> > +	/* initializing, released, or preparing for suspend */
>> > +	timer_writel(timer_readl(OIER) & ~OIER_E0, OIER);
>> > +	timer_writel(OSSR_M0, OSSR);
>> > +	return 0;
>> For consistency, please leave an empty line before that return statement.
>
> Its already applied by Daniel now, and the change is too trivial to
> request for an update to his tree. Maybe we should leave it as is for
> now.
If it's applied it's indeed too late.

>> > +	.set_state_shutdown	= pxa_osmr0_shutdown,
>> > +	.set_state_oneshot	= pxa_osmr0_shutdown,
>> A bit weird to have a "set_state_oneshot" function to point to a function called
>> "X_shutdown".
>
> What's weird (or looks weird) is that we stop the timer when requested
> to switch to oneshot mode. But that's what we really wanted, because
> set_next_event is the one that will program the timer in oneshot mode.
Ok, thanks for the explanation.

Cheers.

-- 
Robert
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