linux-kernel - Re: [PATCH] clocksource: sh_cmt: __clocksource_updatefreq

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Date:	Thu, 28 Apr 2011 13:55:09 -0700
From:	john stultz <johnstul@...ibm.com>
To:	Magnus Damm <magnus.damm@...il.com>
Cc:	linux-kernel@...r.kernel.org, lethal@...ux-sh.org, simon@...ms.net,
	linux-sh@...r.kernel.org
Subject: Re: [PATCH] clocksource: sh_cmt: __clocksource_updatefreq_hz()
 update

On Mon, 2011-04-25 at 22:32 +0900, Magnus Damm wrote:
> From: Magnus Damm <damm@...nsource.se>
> 
> This patch updates the clocksource part of the CMT driver
> to make use of the __clocksource_updatefreq_hz() function.
> 
> Without this patch the old code uses clocksource_register()
> together with a hack that assumes a never changing clock rate
> (see clk_enable(), clk_get_rate() and clk_disable()).
> 
> The patch uses clocksource_register_hz() with 1 Hz as initial
> value, then lets the ->enable() callback update the value
> with __clocksource_updatefreq_hz() once the struct clk has
> been enabled and the frequency is stable.
> 
> Signed-off-by: Magnus Damm <damm@...nsource.se>

Acked-by: John Stultz <johnstul@...ibm.com>

If these don't get picked up for 2.6.40, I'll queue them myself.

thanks
-john

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