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From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/2] ARM: delay: set loops_per_jiffy when moving to timer-based loop
Date: Thu, 30 Aug 2012 16:51:13 -0700	[thread overview]
Message-ID: <503FFC71.1070506@codeaurora.org> (raw)
In-Reply-To: <1346275524-13817-1-git-send-email-will.deacon@arm.com>

On 8/29/2012 2:25 PM, Will Deacon wrote:
> The delay functions may be called by some platforms between switching to
> the timer-based delay loop but before calibration. In this case, the
> initial loops_per_jiffy may not be suitable for the timer (although a
> compromise may be achievable) and delay times may be considered too
> inaccurate.
>
> This patch updates loops_per_jiffy when switching to the timer-based
> delay loop so that delays are consistent prior to calibration.
>
> Signed-off-by: Will Deacon <will.deacon@arm.com>

Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>

-- 
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.

      parent reply	other threads:[~2012-08-30 23:51 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-29 21:25 [PATCH v2 1/2] ARM: delay: set loops_per_jiffy when moving to timer-based loop Will Deacon
2012-08-29 21:25 ` [PATCH v2 2/2] ARM: delay: add registration mechanism for delay timer sources Will Deacon
2012-08-30 23:51   ` Stephen Boyd
2012-09-04 10:07     ` Will Deacon
2012-09-04 10:44       ` Will Deacon
2012-09-04 17:11         ` Stephen Boyd
2012-09-04 17:38           ` Will Deacon
2012-09-07 17:07   ` Will Deacon
2012-08-30 23:51 ` Stephen Boyd [this message]

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