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From: Michael Neuling <mikey@neuling.org>
To: "Shreyas B. Prabhu" <shreyas@linux.vnet.ibm.com>, mpe@ellerman.id.au
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 7/9] powerpc/powernv: Add platform support for stop instruction
Date: Tue, 03 May 2016 15:25:50 +1000	[thread overview]
Message-ID: <1462253150.4115.11.camel@neuling.org> (raw)
In-Reply-To: <1461246599-6098-8-git-send-email-shreyas@linux.vnet.ibm.com>


> diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/a=
sm/cputable.h
> index df4fb5f..a4739a1 100644
> --- a/arch/powerpc/include/asm/cputable.h
> +++ b/arch/powerpc/include/asm/cputable.h
> @@ -205,6 +205,7 @@ enum {
> =C2=A0#define CPU_FTR_DABRX			LONG_ASM_CONST(0x0800000000000000)
> =C2=A0#define CPU_FTR_PMAO_BUG		LONG_ASM_CONST(0x1000000000000000)
> =C2=A0#define CPU_FTR_SUBCORE			LONG_ASM_CONST(0x2000000000000000)
> +#define CPU_FTR_STOP_INST		LONG_ASM_CONST(0x4000000000000000)

In general, we are putting all the POWER9 features under=C2=A0CPU_FTR_ARCH_=
300.
Is there a reason you need this separate bit?

CPU_FTR bits are fairly scarce these days.

Mikey

  reply	other threads:[~2016-05-03  5:25 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-21 13:49 [PATCH 0/9] powerpc/powernv/cpuidle: Add support for POWER ISA v3 idle states Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 1/9] powerpc/powernv: Move CHECK_HMI_INTERRUPT to exception-64s header Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 2/9] powerpc/kvm: make hypervisor state restore a function Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 3/9] powerpc/powernv: Move idle code usable by multiple hardware to common location Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 4/9] powerpc/powernv: Make power7_powersave_common more generic Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 5/9] powerpc/powernv: Move idle related macros to cpuidle.h Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 6/9] powerpc/powernv: set power_save func after the idle states are initialized Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 7/9] powerpc/powernv: Add platform support for stop instruction Shreyas B. Prabhu
2016-05-03  5:25   ` Michael Neuling [this message]
2016-05-03  6:29     ` Shreyas B Prabhu
2016-04-21 13:49 ` [PATCH 8/9] cpuidle/powernv: Add support for POWER ISA v3 idle states Shreyas B. Prabhu
2016-04-21 13:49 ` [PATCH 9/9] powerpc/powernv: Use deepest stop state when cpu is offlined Shreyas B. Prabhu

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