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From: Nishanth Menon <nm@ti.com>
To: Roger Quadros <rogerq@ti.com>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>,
	Kevin Hilman <khilman@linaro.org>, Paul Walmsley <paul@pwsan.com>,
	"tony@atomide.com" <tony@atomide.com>,
	Taras Kondratiuk <taras.kondratiuk@linaro.org>,
	"Kristo, Tero" <t-kristo@ti.com>,
	"Shilimkar, Santosh" <santosh.shilimkar@ti.com>,
	"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
	Linux ARM Kernel Mailing List
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: omap4-panda-es boot issues with v3.15-rc4
Date: Fri, 9 May 2014 07:33:47 -0500	[thread overview]
Message-ID: <CAGo_u6rz96boeCFjLTjuJ185ru=xOuz6__y-wMpwphcXu32Wsg@mail.gmail.com> (raw)
In-Reply-To: <536C9208.6000704@ti.com>

On Fri, May 9, 2014 at 3:30 AM, Roger Quadros <rogerq@ti.com> wrote:
>
> Stupid question, is hearbeat LED even supposed to stop blinking in C3 state?
> It would make a user think that the board is dead.

I believe yes - we have tick suppression. else we'd be just wasting
power by waking up just to blink an LED. some deeper C states need
higher latencies.

Regards,
Nishanth Menon

WARNING: multiple messages have this Message-ID (diff)
From: nm@ti.com (Nishanth Menon)
To: linux-arm-kernel@lists.infradead.org
Subject: omap4-panda-es boot issues with v3.15-rc4
Date: Fri, 9 May 2014 07:33:47 -0500	[thread overview]
Message-ID: <CAGo_u6rz96boeCFjLTjuJ185ru=xOuz6__y-wMpwphcXu32Wsg@mail.gmail.com> (raw)
In-Reply-To: <536C9208.6000704@ti.com>

On Fri, May 9, 2014 at 3:30 AM, Roger Quadros <rogerq@ti.com> wrote:
>
> Stupid question, is hearbeat LED even supposed to stop blinking in C3 state?
> It would make a user think that the board is dead.

I believe yes - we have tick suppression. else we'd be just wasting
power by waking up just to blink an LED. some deeper C states need
higher latencies.

Regards,
Nishanth Menon

  reply	other threads:[~2014-05-09 12:33 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-08 12:53 omap4-panda-es boot issues with v3.15-rc4 Roger Quadros
2014-05-08 12:53 ` Roger Quadros
2014-05-08 15:31 ` Kevin Hilman
2014-05-08 15:31   ` Kevin Hilman
2014-05-08 15:40   ` Kevin Hilman
2014-05-08 15:40     ` Kevin Hilman
2014-05-08 16:55     ` Tony Lindgren
2014-05-08 16:55       ` Tony Lindgren
2014-05-08 18:40       ` Tony Lindgren
2014-05-08 18:40         ` Tony Lindgren
2014-05-08 22:15         ` Kevin Hilman
2014-05-08 22:15           ` Kevin Hilman
2014-05-09  8:23           ` Roger Quadros
2014-05-09  8:23             ` Roger Quadros
2014-05-09 23:45             ` Kevin Hilman
2014-05-09 23:45               ` Kevin Hilman
2014-05-11 15:55               ` Tony Lindgren
2014-05-11 15:55                 ` Tony Lindgren
2014-05-12 21:40                 ` Santosh Shilimkar
2014-05-12 21:40                   ` Santosh Shilimkar
2014-05-12 22:07                   ` Tony Lindgren
2014-05-12 22:07                     ` Tony Lindgren
2014-05-13  8:10                     ` Roger Quadros
2014-05-13  8:10                       ` Roger Quadros
2014-05-13 14:19                       ` Santosh Shilimkar
2014-05-13 14:19                         ` Santosh Shilimkar
2014-05-12 23:56                   ` Kevin Hilman
2014-05-12 23:56                     ` Kevin Hilman
2014-05-09  8:20       ` Roger Quadros
2014-05-09  8:20         ` Roger Quadros
2014-05-08 17:12     ` Grygorii Strashko
2014-05-08 17:12       ` Grygorii Strashko
2014-05-09  8:30       ` Roger Quadros
2014-05-09  8:30         ` Roger Quadros
2014-05-09 12:33         ` Nishanth Menon [this message]
2014-05-09 12:33           ` Nishanth Menon

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