From: hanjun.guo@linaro.org (Hanjun Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/6] arm64: topology: Implement basic CPU topology support
Date: Thu, 12 Dec 2013 19:22:42 +0800 [thread overview]
Message-ID: <52A99C82.6060704@linaro.org> (raw)
In-Reply-To: <20131212102757.GF11044@sirena.org.uk>
On 2013-12-12 18:27, Mark Brown wrote:
> On Thu, Dec 12, 2013 at 02:59:52PM +0800, Hanjun Guo wrote:
>> On 2013-12-11 22:24, Catalin Marinas wrote:
>
>>> Lorenzo (on holiday now) pushed the DT topology bindings but there are
>>> no patches yet for reading them. I would much prefer to only describe
>>> the topology via DT rather than MPIDR (because hardware people sometimes
>>> have strange ideas).
>
>> Topology code for ARM32 is based on MPIDR now, should we update it too with
>> describing the topology via DT?
>
> Yes, the binding is supposed to apply to both so it'd be good to support
> it on pre-v8. However using MPIDR should continue to be supported on
> pre-v8 as existing systems don't use the topology binding and so
> presumably have accurate MPIDRs, requiring the binding would be a
> regression for them.
Ah, that makes sense :)
next prev parent reply other threads:[~2013-12-12 11:22 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-11 13:13 [PATCH 1/6] arm64: Add asm/cpu.h Mark Brown
2013-12-11 13:13 ` [PATCH 2/6] arm64: dts: Add a virtio disk to the RTSM motherboard Mark Brown
2013-12-11 13:13 ` [PATCH 3/6] arm64: dts: Add a devicetree for the ARMv8 4xA53 4xA57 FVP Mark Brown
2013-12-11 13:55 ` Mark Rutland
2013-12-11 14:11 ` Mark Brown
2013-12-11 15:04 ` Mark Rutland
2013-12-11 16:00 ` Mark Brown
2013-12-11 16:08 ` Jon Medhurst (Tixy)
2013-12-11 16:41 ` Ryan Harkin
2013-12-11 17:09 ` Mark Rutland
2013-12-11 17:50 ` Mark Brown
2013-12-11 13:13 ` [PATCH 4/6] arm64: topology: Implement basic CPU topology support Mark Brown
2013-12-11 14:12 ` Will Deacon
2013-12-11 14:15 ` Mark Brown
2013-12-11 14:24 ` Catalin Marinas
2013-12-11 14:30 ` Mark Brown
2013-12-11 14:49 ` Catalin Marinas
2013-12-11 16:13 ` Mark Brown
2013-12-12 6:59 ` Hanjun Guo
2013-12-12 10:27 ` Mark Brown
2013-12-12 11:22 ` Hanjun Guo [this message]
2013-12-16 10:57 ` Lorenzo Pieralisi
2013-12-16 11:33 ` Mark Brown
2013-12-16 12:29 ` Mark Brown
2013-12-16 14:46 ` Lorenzo Pieralisi
2013-12-16 15:12 ` Mark Brown
2013-12-17 11:47 ` Catalin Marinas
2013-12-17 12:17 ` Mark Brown
2013-12-16 14:45 ` Alex Shi
2013-12-16 15:22 ` Mark Brown
2013-12-17 7:19 ` Alex Shi
2013-12-17 12:02 ` Mark Brown
2013-12-11 13:13 ` [PATCH 5/6] arm64: topology: Tell the scheduler about the relative power of cores Mark Brown
2013-12-11 14:47 ` Catalin Marinas
2013-12-11 17:31 ` Mark Brown
2013-12-11 19:27 ` Nicolas Pitre
2013-12-12 11:56 ` Morten Rasmussen
2013-12-12 12:22 ` Mark Brown
2013-12-12 13:42 ` Morten Rasmussen
2013-12-12 14:26 ` Vincent Guittot
2013-12-11 13:13 ` [PATCH 6/6] arm64: dts: Add CPU topology properties for ARMv8 4xA53 4xA57 FVP Mark Brown
2013-12-11 14:10 ` [PATCH 1/6] arm64: Add asm/cpu.h Catalin Marinas
2013-12-11 14:23 ` Mark Brown
2013-12-11 14:27 ` Catalin Marinas
2013-12-12 6:50 ` Hanjun Guo
2013-12-12 10:36 ` Mark Rutland
2013-12-12 11:20 ` Hanjun Guo
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