From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 0/3] Scorpion PMU support
Date: Mon, 2 Mar 2015 18:24:24 +0000 [thread overview]
Message-ID: <20150302182424.GE7919@arm.com> (raw)
In-Reply-To: <1425082295-10941-1-git-send-email-sboyd@codeaurora.org>
On Sat, Feb 28, 2015 at 12:11:32AM +0000, Stephen Boyd wrote:
> These patches add support for the Scorpion PMU found on devices
> such as msm8660, qsd8x50, etc. The first patch is some groundwork
> to make functions more "generic". Even then we end up copying quite
> a bit of code from the Krait part into the Scorpion part with only
> subtle tweaks because two things happen:
>
> 1. We gain another "region" register, L2LPM
> 2. The way to access the region registers are with different cp15 instructions
>
> I'm not sure how to make this better, suggestions are welcome. The second
> patch is an optimization for an implementation defined register. The
> final patch is the one that actually adds support for Scorpion.
>
> Changes from v2:
> * New patch 2
> * Macros instead of an inline function for patch 1
Thanks, Stephen. I'll queue this for 4.1.
Will
prev parent reply other threads:[~2015-03-02 18:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-28 0:11 [PATCH v3 0/3] Scorpion PMU support Stephen Boyd
2015-02-28 0:11 ` [PATCH v3 1/3] ARM: perf: Preparatory work for " Stephen Boyd
2015-02-28 0:11 ` [PATCH v3 2/3] ARM: perf: Only reset PMxEVCNTCR registers on reset Stephen Boyd
2015-02-28 0:11 ` [PATCH v3 3/3] ARM: perf: Add support for Scorpion PMUs Stephen Boyd
2015-03-02 18:24 ` Will Deacon [this message]
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