From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Sudeep Holla <sudeep.holla@arm.com>
Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org,
Vikas Sajjan <vikas.cha.sajjan@hpe.com>, Sunil <sunil.vl@hpe.com>,
Prashanth Prakash <pprakash@codeaurora.org>,
Ashwin Chaugule <ashwin.chaugule@linaro.org>,
Al Stone <al.stone@linaro.org>,
Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Subject: Re: [PATCH v5 2/5] ACPI / processor_idle: Add support for Low Power Idle(LPI) states
Date: Mon, 13 Jun 2016 23:05:01 +0200 [thread overview]
Message-ID: <6013371.oAQ1sZvyYq@vostro.rjw.lan> (raw)
In-Reply-To: <575AFAF9.3020606@arm.com>
On Friday, June 10, 2016 06:38:01 PM Sudeep Holla wrote:
> Hi Rafael,
Hi,
> On 11/05/16 16:37, Sudeep Holla wrote:
> > ACPI 6.0 introduced an optional object _LPI that provides an alternate
> > method to describe Low Power Idle states. It defines the local power
> > states for each node in a hierarchical processor topology. The OSPM can
> > use _LPI object to select a local power state for each level of processor
> > hierarchy in the system. They used to produce a composite power state
> > request that is presented to the platform by the OSPM.
> >
> > Since multiple processors affect the idle state for any non-leaf hierarchy
> > node, coordination of idle state requests between the processors is
> > required. ACPI supports two different coordination schemes: Platform
> > coordinated and OS initiated.
> >
> > This patch adds initial support for Platform coordination scheme of LPI.
> >
>
> I have added support for autopromote states(basically skip flattening or
> creating composite state). I have also fixed the bug discussed in this
> thread with Prashant. Do you have any other feedback on this version
> that I incorporate before posting next version.
I'd really preferred it if you posted the next version without waiting for
my feedback to the previous one (as the feedback may not be relevant any
more among other things).
Thanks,
Rafael
next prev parent reply other threads:[~2016-06-13 21:00 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-11 15:37 [PATCH v5 0/5] ACPI / processor_idle: Add ACPI v6.0 LPI support Sudeep Holla
2016-05-11 15:37 ` [PATCH v5 1/5] ACPI / processor_idle: introduce ACPI_PROCESSOR_CSTATE Sudeep Holla
2016-05-11 15:37 ` Sudeep Holla
2016-05-11 16:23 ` Rafael J. Wysocki
2016-05-11 16:23 ` Rafael J. Wysocki
2016-05-11 16:57 ` Sudeep Holla
2016-05-11 16:57 ` Sudeep Holla
[not found] ` <CAJvTdKnJPZ9Nfib=CqBczMP4BERqfqAzeSR-+jjFOGZR51oVmg@mail.gmail.com>
2016-05-11 18:28 ` Len Brown
2016-05-11 18:28 ` Len Brown
2016-05-12 9:10 ` Sudeep Holla
2016-05-12 9:10 ` Sudeep Holla
2016-05-12 13:21 ` [UPDATE][PATCH v5] " Sudeep Holla
2016-05-11 15:37 ` [PATCH v5 2/5] ACPI / processor_idle: Add support for Low Power Idle(LPI) states Sudeep Holla
2016-05-17 17:46 ` Prakash, Prashanth
2016-05-18 17:37 ` Sudeep Holla
2016-05-18 19:13 ` Prakash, Prashanth
2016-05-19 13:26 ` Sudeep Holla
2016-06-10 17:38 ` Sudeep Holla
2016-06-13 21:05 ` Rafael J. Wysocki [this message]
2016-06-14 14:24 ` Sudeep Holla
2016-05-11 15:37 ` [PATCH v5 3/5] arm64: cpuidle: drop __init section marker to arm_cpuidle_init Sudeep Holla
2016-05-11 15:37 ` Sudeep Holla
2016-05-11 15:37 ` [PATCH v5 4/5] arm64: add support for ACPI Low Power Idle(LPI) Sudeep Holla
2016-05-11 15:37 ` Sudeep Holla
2016-06-10 12:50 ` Lorenzo Pieralisi
2016-06-10 12:50 ` Lorenzo Pieralisi
2016-06-13 16:27 ` Daniel Lezcano
2016-06-13 16:27 ` Daniel Lezcano
2016-06-13 4:47 ` Sajjan, Vikas C
2016-06-13 4:47 ` Sajjan, Vikas C
2016-06-13 9:40 ` Sudeep Holla
2016-06-13 9:40 ` Sudeep Holla
2016-05-11 15:37 ` [PATCH v5 5/5] ACPI : enable ACPI_PROCESSOR_IDLE on ARM64 Sudeep Holla
2016-05-11 15:37 ` Sudeep Holla
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