linux-kernel - Re: Locking in the clk API

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Message-ID: <4D3A1695.7020707@codeaurora.org>
Date:	Fri, 21 Jan 2011 15:28:21 -0800
From:	Bryan Huntsman <bryanh@...eaurora.org>
To:	Nicolas Pitre <nicolas.pitre@...aro.org>
CC:	Dima Zavin <dmitriyz@...gle.com>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	linux-sh@...r.kernel.org,
	Ben Herrenschmidt <benh@...nel.crashing.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Paul Mundt <lethal@...ux-sh.org>, linux-kernel@...r.kernel.org,
	Saravana Kannan <skannan@...eaurora.org>,
	Ben Dooks <ben-linux@...ff.org>,
	Uwe Kleine-K??nig <u.kleine-koenig@...gutronix.de>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Jeremy Kerr <jeremy.kerr@...onical.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: Locking in the clk API

On 01/21/2011 01:53 PM, Nicolas Pitre wrote:
...
> And... is there really some advantage to turn the clock off in between 
> frames when you're otherwise busy generating them anyway?

For aggressive power management where supported by HW, yes.

- Bryan

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