From: Shreyas B Prabhu <shreyas@linux.vnet.ibm.com>
To: Michael Neuling <mikey@neuling.org>, 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 11:59:10 +0530 [thread overview]
Message-ID: <57284536.8040202@linux.vnet.ibm.com> (raw)
In-Reply-To: <1462253150.4115.11.camel@neuling.org>
On 05/03/2016 10:55 AM, Michael Neuling wrote:
>
>> diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/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 {
>> #define CPU_FTR_DABRX LONG_ASM_CONST(0x0800000000000000)
>> #define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x1000000000000000)
>> #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 CPU_FTR_ARCH_300.
> Is there a reason you need this separate bit?
>
No I don't need a separate bit, I'll use CPU_FTR_ARCH_300.
Thanks,
Shreyas
> CPU_FTR bits are fairly scarce these days.
>
> Mikey
>
next prev parent reply other threads:[~2016-05-03 6:30 UTC|newest]
Thread overview: 13+ 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
2016-05-03 5:25 ` Michael Neuling
2016-05-03 6:29 ` Shreyas B Prabhu [this message]
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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