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From: Huang Rui <ray.huang@amd.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	Shuah Khan <skhan@linuxfoundation.org>,
	Borislav Petkov <bp@suse.de>, Ingo Molnar <mingo@kernel.org>,
	Giovanni Gherdovich <ggherdovich@suse.cz>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	"Sharma, Deepak" <Deepak.Sharma@amd.com>,
	"Deucher, Alexander" <Alexander.Deucher@amd.com>,
	"Limonciello, Mario" <Mario.Limonciello@amd.com>,
	Steven Noonan <steven@valvesoftware.com>,
	"Fontenot, Nathan" <Nathan.Fontenot@amd.com>,
	"Su, Jinzhou (Joe)" <Jinzhou.Su@amd.com>,
	"Du, Xiaojian" <Xiaojian.Du@amd.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"x86@kernel.org" <x86@kernel.org>
Subject: Re: [PATCH v4 06/22] cpufreq: amd: introduce a new amd pstate driver to support future processors
Date: Fri, 19 Nov 2021 19:16:05 +0800	[thread overview]
Message-ID: <YZeHdVexjhXN45qn@hr-amd> (raw)
In-Reply-To: <YZeAohkzXVQ7Nd2Z@hirez.programming.kicks-ass.net>

On Fri, Nov 19, 2021 at 06:46:58PM +0800, Peter Zijlstra wrote:
> On Fri, Nov 19, 2021 at 06:30:46PM +0800, Huang Rui wrote:
> > +static inline int pstate_enable(bool enable)
> > +{
> > +	return wrmsrl_safe(MSR_AMD_CPPC_ENABLE, enable ? 1 : 0);
> 
> Strictly speaking that ?: is superfluous, a _Bool when cast to scalar
> type will have exactly that value.

Right. Will update it to "wrmsrl_safe(MSR_AMD_CPPC_ENABLE, enable)".

Thanks,
Ray

  reply	other threads:[~2021-11-19 11:16 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-19 10:30 [PATCH v4 00/22] cpufreq: introduce a new AMD CPU frequency control mechanism Huang Rui
2021-11-19 10:30 ` [PATCH v4 01/22] x86/cpufreatures: add AMD Collaborative Processor Performance Control feature flag Huang Rui
2021-11-19 10:30 ` [PATCH v4 02/22] x86/msr: add AMD CPPC MSR definitions Huang Rui
2021-11-19 10:30 ` [PATCH v4 03/22] ACPI: CPPC: implement support for SystemIO registers Huang Rui
2021-11-19 10:30 ` [PATCH v4 04/22] ACPI: CPPC: Check present CPUs for determining _CPC is valid Huang Rui
2021-11-19 10:30 ` [PATCH v4 05/22] ACPI: CPPC: add cppc enable register function Huang Rui
2021-11-19 10:30 ` [PATCH v4 06/22] cpufreq: amd: introduce a new amd pstate driver to support future processors Huang Rui
2021-11-19 10:46   ` Peter Zijlstra
2021-11-19 11:16     ` Huang Rui [this message]
2021-11-19 12:58       ` Peter Zijlstra
2021-11-25 15:03   ` Giovanni Gherdovich
2021-11-26  9:44     ` Huang Rui
2021-11-19 10:30 ` [PATCH v4 07/22] cpufreq: amd: add fast switch function for amd-pstate Huang Rui
2021-11-19 10:30 ` [PATCH v4 08/22] cpufreq: amd: introduce the support for the processors with shared memory solution Huang Rui
2021-11-19 10:30 ` [PATCH v4 09/22] cpufreq: amd: add trace for amd-pstate module Huang Rui
2021-11-19 10:30 ` [PATCH v4 10/22] cpufreq: amd: add boost mode support for amd-pstate Huang Rui
2021-11-19 10:30 ` [PATCH v4 11/22] cpufreq: amd: add amd-pstate frequencies attributes Huang Rui
2021-11-19 10:30 ` [PATCH v4 12/22] cpufreq: amd: add amd-pstate performance attributes Huang Rui
2021-11-19 10:30 ` [PATCH v4 13/22] cpupower: add AMD P-state capability flag Huang Rui
2021-11-19 10:30 ` [PATCH v4 14/22] cpupower: add the function to check amd-pstate enabled Huang Rui
2021-11-19 10:30 ` [PATCH v4 15/22] cpupower: initial AMD P-state capability Huang Rui
2021-11-19 10:30 ` [PATCH v4 16/22] cpupower: add the function to get the sysfs value from specific table Huang Rui
2021-11-19 20:38   ` Nathan Fontenot
2021-11-19 22:19     ` Juuso Alasuutari
2021-11-22  2:41       ` Huang Rui
2021-11-19 10:30 ` [PATCH v4 17/22] cpupower: introduce acpi cppc library Huang Rui
2021-11-19 10:30 ` [PATCH v4 18/22] cpupower: add amd-pstate sysfs definition and access helper Huang Rui
2021-11-19 10:30 ` [PATCH v4 19/22] cpupower: enable boost state support for amd-pstate module Huang Rui
2021-11-19 10:31 ` [PATCH v4 20/22] cpupower: move print_speed function into misc helper Huang Rui
2021-11-19 10:31 ` [PATCH v4 21/22] cpupower: print amd-pstate information on cpupower Huang Rui
2021-11-19 10:31 ` [PATCH v4 22/22] Documentation: amd-pstate: add amd-pstate driver introduction Huang Rui

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