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From: Kevin Hilman <khilman@ti.com>
To: Nishanth Menon <nm@ti.com>
Cc: linux-omap <linux-omap@vger.kernel.org>,
	linux-arm <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] OMAP3+: SR: ensure pm-runtime callbacks can be invoked with IRQ disabled
Date: Mon, 11 Jul 2011 11:53:09 -0700	[thread overview]
Message-ID: <877h7ozm22.fsf@ti.com> (raw)
In-Reply-To: <1310247441-2709-1-git-send-email-nm@ti.com> (Nishanth Menon's message of "Sat, 9 Jul 2011 14:37:21 -0700")

Tony,

Nishanth Menon <nm@ti.com> writes:

> SmartReflex should be disabled while entering low power mode due to
> a) SmartReflex values are not defined for retention voltageFurther
> b) with SmartReflex enabled, if CPU enters lower c-states, FSM will try
> to bump the voltage to current OPP's voltage for which it has entered c-state;
> hence SmartReflex needs to be disabled for MPU, CORE and IVA voltage
> domains in idle path before enabling auto retention voltage achievement
> on the device.

This should go in for v3.1 also.

I made some minor changelog edits and put in my for_3.0/pm-fixes-3
branch.

Kevin

WARNING: multiple messages have this Message-ID (diff)
From: khilman@ti.com (Kevin Hilman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] OMAP3+: SR: ensure pm-runtime callbacks can be invoked with IRQ disabled
Date: Mon, 11 Jul 2011 11:53:09 -0700	[thread overview]
Message-ID: <877h7ozm22.fsf@ti.com> (raw)
In-Reply-To: <1310247441-2709-1-git-send-email-nm@ti.com> (Nishanth Menon's message of "Sat, 9 Jul 2011 14:37:21 -0700")

Tony,

Nishanth Menon <nm@ti.com> writes:

> SmartReflex should be disabled while entering low power mode due to
> a) SmartReflex values are not defined for retention voltageFurther
> b) with SmartReflex enabled, if CPU enters lower c-states, FSM will try
> to bump the voltage to current OPP's voltage for which it has entered c-state;
> hence SmartReflex needs to be disabled for MPU, CORE and IVA voltage
> domains in idle path before enabling auto retention voltage achievement
> on the device.

This should go in for v3.1 also.

I made some minor changelog edits and put in my for_3.0/pm-fixes-3
branch.

Kevin

  reply	other threads:[~2011-07-11 18:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-09 21:37 [PATCH] OMAP3+: SR: ensure pm-runtime callbacks can be invoked with IRQ disabled Nishanth Menon
2011-07-09 21:37 ` Nishanth Menon
2011-07-11 18:53 ` Kevin Hilman [this message]
2011-07-11 18:53   ` Kevin Hilman

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