From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gautham R Shenoy Subject: Re: [PATCH v4 1/4] powernv:idle: Add IDLE_STATE_ENTER_SEQ_NORET macro Date: Wed, 14 Dec 2016 12:05:45 +0530 Message-ID: <20161214063545.GA26271@in.ibm.com> References: <0947ced2f87c68a0a10ede8e1aaf39838a6f8d52.1481288905.git.ego@linux.vnet.ibm.com> Reply-To: ego-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Balbir Singh Cc: "Gautham R. Shenoy" , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , "Rafael J. Wysocki" , Daniel Lezcano , Michael Neuling , Vaidyanathan Srinivasan , "Shreyas B. Prabhu" , Shilpasri G Bhat , Stewart Smith , Oliver O'Halloran , linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , Mark Rutland List-Id: devicetree@vger.kernel.org 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" > > 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. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html