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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Shawn Guo <shawn.guo@linaro.org>
Cc: Kevin Hilman <khilman@ti.com>, Nishanth Menon <nm@ti.com>,
	Mike Turquette <mturquette@linaro.org>,
	linux-pm@vger.kernel.org, devicetree-discuss@lists.ozlabs.org,
	cpufreq@vger.kernel.org, "Rafael J. Wysocki" <rjw@sisk.pl>,
	Richard Zhao <richard.zhao@freescale.com>,
	Russell King - ARM Linux <linux@arm.linux.org.uk>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 3/3] cpufreq: Add a generic cpufreq-cpu0 driver
Date: Mon, 30 Jul 2012 19:55:01 +0100	[thread overview]
Message-ID: <20120730185501.GU4468@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <20120730082052.GD31509@S2101-09.ap.freescale.net>

On Mon, Jul 30, 2012 at 04:20:54PM +0800, Shawn Guo wrote:
> On Mon, Jul 30, 2012 at 02:52:20PM +0800, Shawn Guo wrote:

> > Ok, makes sense to me.

> In the reply to one of Richard's comment, the volt_old will be used
> not only for diagnostic purpose but also for reverting voltage back
> when clk_set_rate fails.

We should be able to figure out what operating point we set without
having to read it back from the hardware like this.

WARNING: multiple messages have this Message-ID (diff)
From: broonie@opensource.wolfsonmicro.com (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] cpufreq: Add a generic cpufreq-cpu0 driver
Date: Mon, 30 Jul 2012 19:55:01 +0100	[thread overview]
Message-ID: <20120730185501.GU4468@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <20120730082052.GD31509@S2101-09.ap.freescale.net>

On Mon, Jul 30, 2012 at 04:20:54PM +0800, Shawn Guo wrote:
> On Mon, Jul 30, 2012 at 02:52:20PM +0800, Shawn Guo wrote:

> > Ok, makes sense to me.

> In the reply to one of Richard's comment, the volt_old will be used
> not only for diagnostic purpose but also for reverting voltage back
> when clk_set_rate fails.

We should be able to figure out what operating point we set without
having to read it back from the hardware like this.

  reply	other threads:[~2012-07-30 18:55 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-19 15:54 [PATCH 0/3] Add a generic cpufreq-cpu0 driver Shawn Guo
2012-07-19 15:54 ` Shawn Guo
2012-07-19 15:54 ` [PATCH 1/3] ARM: add cpufreq transiton notifier to adjust loops_per_jiffy for smp Shawn Guo
2012-07-19 15:54   ` Shawn Guo
2012-07-20  6:36   ` Shilimkar, Santosh
2012-07-20  6:36     ` Shilimkar, Santosh
2012-07-20  7:56     ` Shawn Guo
2012-07-20  7:56       ` Shawn Guo
2012-07-20  8:27       ` Shilimkar, Santosh
2012-07-20  8:27         ` Shilimkar, Santosh
2012-07-19 15:54 ` [PATCH 2/3] PM / OPP: Initialize OPP table from device tree Shawn Guo
2012-07-19 15:54   ` Shawn Guo
2012-07-20  6:00   ` Menon, Nishanth
2012-07-20  6:00     ` Menon, Nishanth
2012-07-20  8:46     ` Shawn Guo
2012-07-20  8:46       ` Shawn Guo
2012-07-20  9:04       ` Menon, Nishanth
2012-07-20  9:04         ` Menon, Nishanth
2012-07-19 15:54 ` [PATCH 3/3] cpufreq: Add a generic cpufreq-cpu0 driver Shawn Guo
2012-07-19 15:54   ` Shawn Guo
2012-07-20  6:52   ` Shilimkar, Santosh
2012-07-20  6:52     ` Shilimkar, Santosh
     [not found]     ` <CAMQu2gw32LogXJJa+K5ZjmCZzBNK3FY2wYwZXU8fsftsVzEO2Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-07-20 12:33       ` Shawn Guo
2012-07-20 12:33         ` Shawn Guo
2012-07-20 15:50         ` Turquette, Mike
2012-07-20 15:50           ` Turquette, Mike
2012-07-21  5:04           ` Shilimkar, Santosh
2012-07-21  5:04             ` Shilimkar, Santosh
2012-07-21  6:38             ` Shawn Guo
2012-07-21  6:38               ` Shawn Guo
2012-07-27  2:04               ` Richard Zhao
2012-07-27  2:04                 ` Richard Zhao
2012-07-30  4:57                 ` Shawn Guo
2012-07-30  4:57                   ` Shawn Guo
2012-07-20 12:51   ` Richard Zhao
2012-07-20 12:51     ` Richard Zhao
2012-07-20 13:15     ` Shawn Guo
2012-07-20 13:15       ` Shawn Guo
     [not found]   ` <1342713281-31114-4-git-send-email-shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2012-07-26 13:11     ` Mark Brown
2012-07-26 13:11       ` Mark Brown
     [not found]       ` <20120726131121.GB7306-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2012-07-27  2:13         ` Richard Zhao
2012-07-27  2:13           ` Richard Zhao
2012-07-27 10:08           ` Mark Brown
2012-07-27 10:08             ` Mark Brown
2012-07-30  6:52       ` Shawn Guo
2012-07-30  6:52         ` Shawn Guo
2012-07-30  8:20         ` Shawn Guo
2012-07-30  8:20           ` Shawn Guo
2012-07-30 18:55           ` Mark Brown [this message]
2012-07-30 18:55             ` Mark Brown
2012-07-30 18:53         ` Mark Brown
2012-07-30 18:53           ` Mark Brown
2012-07-31  4:20           ` Shawn Guo
2012-07-31  4:20             ` Shawn Guo
2012-07-31 13:40             ` Mark Brown
2012-07-31 13:40               ` Mark Brown
2012-07-27  6:33   ` Richard Zhao
2012-07-27  6:33     ` Richard Zhao
2012-07-30  8:17     ` Shawn Guo
2012-07-30  8:17       ` Shawn Guo
2012-07-30  8:50       ` Richard Zhao
2012-07-30  8:50         ` Richard Zhao
2012-07-30  9:24         ` Shawn Guo
2012-07-30  9:24           ` Shawn Guo
2012-07-19 18:39 ` [PATCH 0/3] " Rafael J. Wysocki
2012-07-19 18:39   ` Rafael J. Wysocki
2012-07-20  0:29   ` Shawn Guo
2012-07-20  0:29     ` Shawn Guo

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