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From: Steve Muckle <smuckle@codeaurora.org>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: "David Brown" <davidb@codeaurora.org>,
	"Catalin Marinas" <catalin.marinas@arm.com>,
	"Jeff Ohlstein" <johlstei@codeaurora.org>,
	"Daniel Walker" <dwalker@codeaurora.org>,
	linux-arm-msm@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	"Brian Swetland" <swetland@google.com>,
	"Dima Zavin" <dima@android.com>,
	"Arve Hjønnevåg" <arve@android.com>,
	"Bryan Huntsman" <bryanh@codeaurora.org>
Subject: Re: [PATCH v5 5/5] msm: add SMP support for msm
Date: Wed, 15 Dec 2010 09:42:14 -0800	[thread overview]
Message-ID: <4D08FDF6.3040403@codeaurora.org> (raw)
In-Reply-To: <20101215160323.GA9937@n2100.arm.linux.org.uk>

Hi Russell,

On 12/15/10 08:03, Russell King - ARM Linux wrote:
> As far as hotplug code goes, I wish folk would see what their hardware
> can actually do with the secondary CPUs - can they take the CPU fully
> offline and into a proper dormant state, and when they reawaken it, can
> they wake it in the same manner as the CPU is brought online during
> boot.

This is possible with MSM8660 and we have this working internally, but
it relies on a fair amount of power management code that is not ready to
be sent out yet. This hotplug support is just meant as a starting point
while getting the core MSM8660 support in.

thanks,
Steve

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

WARNING: multiple messages have this Message-ID (diff)
From: smuckle@codeaurora.org (Steve Muckle)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 5/5] msm: add SMP support for msm
Date: Wed, 15 Dec 2010 09:42:14 -0800	[thread overview]
Message-ID: <4D08FDF6.3040403@codeaurora.org> (raw)
In-Reply-To: <20101215160323.GA9937@n2100.arm.linux.org.uk>

Hi Russell,

On 12/15/10 08:03, Russell King - ARM Linux wrote:
> As far as hotplug code goes, I wish folk would see what their hardware
> can actually do with the secondary CPUs - can they take the CPU fully
> offline and into a proper dormant state, and when they reawaken it, can
> they wake it in the same manner as the CPU is brought online during
> boot.

This is possible with MSM8660 and we have this working internally, but
it relies on a fair amount of power management code that is not ready to
be sent out yet. This hotplug support is just meant as a starting point
while getting the core MSM8660 support in.

thanks,
Steve

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

  reply	other threads:[~2010-12-15 17:42 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-14  4:50 [PATCH v4 0/5] SMP support for msm Jeff Ohlstein
2010-12-14  4:50 ` Jeff Ohlstein
2010-12-14  4:50 ` [PATCH v4 1/5] msm: Secure Channel Manager (SCM) support Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50 ` [PATCH v4 2/5] msm: scm-boot: Support for setting cold/warm boot addresses Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50 ` [PATCH v4 3/5] msm: timer: SMP timer support for msm Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50 ` [PATCH v4 4/5] msm: hotplug: support cpu hotplug on msm Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14 17:30   ` Russell King - ARM Linux
2010-12-14 17:30     ` Russell King - ARM Linux
2010-12-14 22:31     ` Jeff Ohlstein
2010-12-14 22:31       ` Jeff Ohlstein
2010-12-14 22:31       ` Jeff Ohlstein
2010-12-14  4:50 ` [PATCH v5 5/5] msm: add SMP support for msm Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-14  4:50   ` Jeff Ohlstein
2010-12-15 12:35   ` Catalin Marinas
2010-12-15 12:35     ` Catalin Marinas
2010-12-15 13:44     ` David Brown
2010-12-15 13:44       ` David Brown
2010-12-15 16:03       ` Russell King - ARM Linux
2010-12-15 16:03         ` Russell King - ARM Linux
2010-12-15 17:42         ` Steve Muckle [this message]
2010-12-15 17:42           ` Steve Muckle
2010-12-14 16:59 ` [PATCH v4 0/5] " David Brown
2010-12-14 16:59   ` David Brown
  -- strict thread matches above, loose matches on Subject: below --
2010-12-16  6:54 [PATCH v5 " Jeff Ohlstein
2010-12-16  6:54 ` [PATCH v5 5/5] msm: add " Jeff Ohlstein
2010-12-16  6:54   ` Jeff Ohlstein
2010-12-16  6:54   ` Jeff Ohlstein
2010-12-16 21:44   ` Russell King - ARM Linux
2010-12-16 21:44     ` Russell King - ARM Linux

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