From: Gautham R Shenoy <ego@linux•vnet.ibm.com>
To: Balbir Singh <bsingharora@gmail•com>
Cc: "Gautham R. Shenoy" <ego@linux•vnet.ibm.com>,
Michael Ellerman <mpe@ellerman•id.au>,
Benjamin Herrenschmidt <benh@kernel•crashing.org>,
Paul Mackerras <paulus@samba•org>,
"Rafael J. Wysocki" <rjw@rjwysocki•net>,
Daniel Lezcano <daniel.lezcano@linaro•org>,
Michael Neuling <mikey@neuling•org>,
Vaidyanathan Srinivasan <svaidy@linux•vnet.ibm.com>,
"Shreyas B. Prabhu" <shreyasbp@gmail•com>,
Shilpasri G Bhat <shilpa.bhat@linux•vnet.ibm.com>,
Stewart Smith <stewart@linux•vnet.ibm.com>,
"Oliver O'Halloran" <oohall@gmail•com>,
linuxppc-dev@lists•ozlabs.org, linux-kernel@vger•kernel.org,
linux-pm@vger•kernel.org, devicetree@vger•kernel.org,
Rob Herring <robh+dt@kernel•org>,
Mark Rutland <mark.rutland@arm•com>
Subject: Re: [PATCH v4 1/4] powernv:idle: Add IDLE_STATE_ENTER_SEQ_NORET macro
Date: Wed, 14 Dec 2016 12:05:45 +0530 [thread overview]
Message-ID: <20161214063545.GA26271@in.ibm.com> (raw)
In-Reply-To: <f1bc3387-1118-6fd7-8e1b-2e59bfabdad1@gmail.com>
Hi Balbir,
On Tue, Dec 13, 2016 at 09:13:26PM +1100, Balbir Singh wrote:
>
>
> On 10/12/16 00:32, Gautham R. Shenoy wrote:
> > From: "Gautham R. Shenoy" <ego@linux•vnet.ibm.com>
> > diff --git a/arch/powerpc/include/asm/cpuidle.h b/arch/powerpc/include/asm/cpuidle.h
> > index 3919332..0a3255b 100644
> > --- a/arch/powerpc/include/asm/cpuidle.h
> > +++ b/arch/powerpc/include/asm/cpuidle.h
> > @@ -21,7 +21,7 @@
> >
> > /* Idle state entry routines */
> > #ifdef CONFIG_PPC_P7_NAP
> > -#define IDLE_STATE_ENTER_SEQ(IDLE_INST) \
> > +#define IDLE_STATE_ENTER_SEQ(IDLE_INST) \
> > /* Magic NAP/SLEEP/WINKLE mode enter sequence */ \
> > std r0,0(r1); \
> > ptesync; \
> > @@ -29,6 +29,9 @@
> > 1: cmpd cr0,r0,r0; \
> > bne 1b; \
> > IDLE_INST; \
> > +
>
> Is the power saving magic sequence the same as before for power 9
> as well?
Yes, this is the same magic sequence for POWER9.
--
Thanks and Regards
gautham.
next prev parent reply other threads:[~2016-12-14 6:35 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-09 13:31 [PATCH v4 0/4] powernv:stop: Use psscr_val,mask provided by firmware Gautham R. Shenoy
2016-12-09 13:32 ` [PATCH v4 1/4] powernv:idle: Add IDLE_STATE_ENTER_SEQ_NORET macro Gautham R. Shenoy
2016-12-13 10:13 ` Balbir Singh
2016-12-14 6:35 ` Gautham R Shenoy [this message]
2016-12-09 13:32 ` [PATCH v4 2/4] cpuidle:powernv: Add helper function to populate powernv idle states Gautham R. Shenoy
2016-12-13 11:51 ` Balbir Singh
2016-12-14 7:14 ` Gautham R Shenoy
2016-12-09 13:32 ` [PATCH v4 3/4] powernv: Pass PSSCR value and mask to power9_idle_stop Gautham R. Shenoy
2016-12-14 0:16 ` Balbir Singh
2016-12-14 9:02 ` Gautham R Shenoy
2016-12-09 13:32 ` [PATCH v4 4/4] Documentation:powerpc: Add device-tree bindings for power-mgt Gautham R. Shenoy
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=20161214063545.GA26271@in.ibm.com \
--to=ego@linux$(echo .)vnet.ibm.com \
--cc=benh@kernel$(echo .)crashing.org \
--cc=bsingharora@gmail$(echo .)com \
--cc=daniel.lezcano@linaro$(echo .)org \
--cc=devicetree@vger$(echo .)kernel.org \
--cc=linux-kernel@vger$(echo .)kernel.org \
--cc=linux-pm@vger$(echo .)kernel.org \
--cc=linuxppc-dev@lists$(echo .)ozlabs.org \
--cc=mark.rutland@arm$(echo .)com \
--cc=mikey@neuling$(echo .)org \
--cc=mpe@ellerman$(echo .)id.au \
--cc=oohall@gmail$(echo .)com \
--cc=paulus@samba$(echo .)org \
--cc=rjw@rjwysocki$(echo .)net \
--cc=robh+dt@kernel$(echo .)org \
--cc=shilpa.bhat@linux$(echo .)vnet.ibm.com \
--cc=shreyasbp@gmail$(echo .)com \
--cc=stewart@linux$(echo .)vnet.ibm.com \
--cc=svaidy@linux$(echo .)vnet.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox