From: Catalin Marinas <catalin.marinas@arm.com>
To: Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>
Cc: Mark Rutland <Mark.Rutland@arm.com>,
Tomasz Figa <t.figa@samsung.com>,
Lina Iyer <lina.iyer@linaro.org>,
Chander Kashyap <k.chander@samsung.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Nicolas Pitre <nico@linaro.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"grant.likely@linaro.org" <grant.likely@linaro.org>,
Charles Garcia-Tobin <Charles.Garcia-Tobin@arm.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Kevin Hilman <khilman@linaro.org>,
"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
Sebastian Capella <sebcape@gmail.com>,
Mark Brown <broonie@kernel.org>, Antti Miettinen <ananaza@iki.fi>,
Paul Walmsley <paul@pwsan.com>,
Geoff Levand <geoff@infradead.org>,
Peter De Schrijver <pdeschrijver@nvidia.com>,
Stephen Boyd <sboyd@codeaurora.org>, Amit Kucheria <amit.ku>
Subject: Re: [PATCH v7 4/8] arm64: kernel: introduce cpu_init_idle CPU operation
Date: Mon, 18 Aug 2014 15:21:06 +0100 [thread overview]
Message-ID: <20140818142106.GE20043@localhost> (raw)
In-Reply-To: <1407945127-27554-5-git-send-email-lorenzo.pieralisi@arm.com>
On Wed, Aug 13, 2014 at 04:52:03PM +0100, Lorenzo Pieralisi wrote:
> The CPUidle subsystem on ARM64 machines requires the idle states
> implementation back-end to initialize idle states parameter upon
> boot. This patch adds a hook in the CPU operations structure that
> should be initialized by the CPU operations back-end in order to
> provide a function that initializes cpu idle states.
>
> This patch also adds the infrastructure to arm64 kernel required
> to export the CPU operations based initialization interface, so
> that drivers (ie CPUidle) can use it when they are initialized
> at probe time.
>
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> ---
> arch/arm64/include/asm/cpu_ops.h | 3 +++
> arch/arm64/include/asm/cpuidle.h | 13 +++++++++++++
> arch/arm64/kernel/Makefile | 1 +
> arch/arm64/kernel/cpuidle.c | 29 +++++++++++++++++++++++++++++
> 4 files changed, 46 insertions(+)
> create mode 100644 arch/arm64/include/asm/cpuidle.h
> create mode 100644 arch/arm64/kernel/cpuidle.c
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v7 4/8] arm64: kernel: introduce cpu_init_idle CPU operation
Date: Mon, 18 Aug 2014 15:21:06 +0100 [thread overview]
Message-ID: <20140818142106.GE20043@localhost> (raw)
In-Reply-To: <1407945127-27554-5-git-send-email-lorenzo.pieralisi@arm.com>
On Wed, Aug 13, 2014 at 04:52:03PM +0100, Lorenzo Pieralisi wrote:
> The CPUidle subsystem on ARM64 machines requires the idle states
> implementation back-end to initialize idle states parameter upon
> boot. This patch adds a hook in the CPU operations structure that
> should be initialized by the CPU operations back-end in order to
> provide a function that initializes cpu idle states.
>
> This patch also adds the infrastructure to arm64 kernel required
> to export the CPU operations based initialization interface, so
> that drivers (ie CPUidle) can use it when they are initialized
> at probe time.
>
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> ---
> arch/arm64/include/asm/cpu_ops.h | 3 +++
> arch/arm64/include/asm/cpuidle.h | 13 +++++++++++++
> arch/arm64/kernel/Makefile | 1 +
> arch/arm64/kernel/cpuidle.c | 29 +++++++++++++++++++++++++++++
> 4 files changed, 46 insertions(+)
> create mode 100644 arch/arm64/include/asm/cpuidle.h
> create mode 100644 arch/arm64/kernel/cpuidle.c
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2014-08-18 14:21 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-13 15:51 [PATCH v7 0/8] ARM generic idle states Lorenzo Pieralisi
2014-08-13 15:51 ` Lorenzo Pieralisi
2014-08-13 15:52 ` [PATCH v7 1/8] arm64: kernel: refactor the CPU suspend API for retention states Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-18 7:47 ` Hanjun Guo
2014-08-18 7:47 ` Hanjun Guo
2014-08-18 14:20 ` Catalin Marinas
2014-08-18 14:20 ` Catalin Marinas
2014-08-13 15:52 ` [PATCH v7 2/8] Documentation: arm: define DT idle states bindings Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
[not found] ` <1407945127-27554-3-git-send-email-lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>
2014-08-13 19:25 ` Lina Iyer
2014-08-13 19:25 ` Lina Iyer
2014-08-13 22:11 ` Lorenzo Pieralisi
2014-08-13 22:11 ` Lorenzo Pieralisi
2014-08-15 17:20 ` Lina Iyer
2014-08-15 17:20 ` Lina Iyer
2014-08-15 17:51 ` Lorenzo Pieralisi
2014-08-15 17:51 ` Lorenzo Pieralisi
2014-08-18 14:20 ` Catalin Marinas
2014-08-18 14:20 ` Catalin Marinas
2014-08-13 15:52 ` [PATCH v7 3/8] drivers: cpuidle: implement DT based idle states infrastructure Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-13 16:31 ` Nicolas Pitre
2014-08-13 16:31 ` Nicolas Pitre
2014-08-13 17:04 ` Lorenzo Pieralisi
2014-08-13 17:04 ` Lorenzo Pieralisi
2014-08-13 17:29 ` Nicolas Pitre
2014-08-13 17:29 ` Nicolas Pitre
2014-08-14 11:29 ` Lorenzo Pieralisi
2014-08-14 11:29 ` Lorenzo Pieralisi
2014-08-14 15:47 ` Nicolas Pitre
2014-08-14 15:47 ` Nicolas Pitre
2014-08-14 16:02 ` Lorenzo Pieralisi
2014-08-14 16:02 ` Lorenzo Pieralisi
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 14:21 ` Catalin Marinas
2014-08-13 15:52 ` [PATCH v7 4/8] arm64: kernel: introduce cpu_init_idle CPU operation Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-18 14:21 ` Catalin Marinas [this message]
2014-08-18 14:21 ` Catalin Marinas
[not found] ` <1407945127-27554-1-git-send-email-lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>
2014-08-13 15:52 ` [PATCH v7 5/8] arm64: add PSCI CPU_SUSPEND based cpu_suspend support Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 14:21 ` Catalin Marinas
2014-08-13 15:52 ` [PATCH v7 6/8] drivers: cpuidle: CPU idle ARM64 driver Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 22:30 ` Lorenzo Pieralisi
2014-08-18 22:30 ` Lorenzo Pieralisi
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 22:25 ` Lorenzo Pieralisi
2014-08-18 22:25 ` Lorenzo Pieralisi
2014-08-13 15:52 ` [PATCH v7 7/8] drivers: cpuidle: initialize big.LITTLE driver through DT Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-18 14:21 ` Catalin Marinas
2014-08-18 14:21 ` Catalin Marinas
2014-08-13 15:52 ` [PATCH v7 8/8] drivers: cpuidle: initialize Exynos " Lorenzo Pieralisi
2014-08-13 15:52 ` Lorenzo Pieralisi
2014-08-15 21:12 ` Lina Iyer
2014-08-15 21:12 ` Lina Iyer
2014-08-15 21:40 ` Lorenzo Pieralisi
2014-08-15 21:40 ` Lorenzo Pieralisi
2014-08-15 21:45 ` Lina Iyer
2014-08-15 21:45 ` Lina Iyer
2014-08-15 21:52 ` Lorenzo Pieralisi
2014-08-15 21:52 ` Lorenzo Pieralisi
2014-08-18 14:22 ` Catalin Marinas
2014-08-18 14:22 ` Catalin Marinas
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20140818142106.GE20043@localhost \
--to=catalin.marinas@arm.com \
--cc=Charles.Garcia-Tobin@arm.com \
--cc=Lorenzo.Pieralisi@arm.com \
--cc=Mark.Rutland@arm.com \
--cc=ananaza@iki.fi \
--cc=broonie@kernel.org \
--cc=daniel.lezcano@linaro.org \
--cc=devicetree@vger.kernel.org \
--cc=geoff@infradead.org \
--cc=grant.likely@linaro.org \
--cc=k.chander@samsung.com \
--cc=khilman@linaro.org \
--cc=lina.iyer@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-pm@vger.kernel.org \
--cc=nico@linaro.org \
--cc=paul@pwsan.com \
--cc=pdeschrijver@nvidia.com \
--cc=sboyd@codeaurora.org \
--cc=sebcape@gmail.com \
--cc=t.figa@samsung.com \
--cc=vincent.guittot@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.