From: Mario Limonciello <mario.limonciello@amd.com>
To: Meng Li <li.meng@amd.com>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
Huang Rui <ray.huang@amd.com>,
linux-pm@vger.kernel.org
Cc: Shuah Khan <skhan@linuxfoundation.org>,
linux-kselftest@vger.kernel.org,
Nathan Fontenot <nathan.fontenot@amd.com>,
Deepak Sharma <deepak.sharma@amd.com>,
Alex Deucher <alexander.deucher@amd.com>,
Shimmer Huang <shimmer.huang@amd.com>,
Perry Yuan <Perry.Yuan@amd.com>,
Xiaojian Du <Xiaojian.Du@amd.com>,
Viresh Kumar <viresh.kumar@linaro.org>,
Borislav Petkov <bp@alien8.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Modify the function to et the highest_perf value
Date: Mon, 31 Jul 2023 20:10:14 -0500 [thread overview]
Message-ID: <5b92239a-4255-346d-1dfe-c7953535083d@amd.com> (raw)
In-Reply-To: <20230801004719.1298415-1-li.meng@amd.com>
On 7/31/23 19:47, Meng Li wrote:
> The previous function will be deprecated.
>
> Signed-off-by: Meng Li <li.meng@amd.com>
> ---
This actually has functional impact; doesn't it? Can you better
describe the reasoning and expected impact in the commit message?
> drivers/cpufreq/amd-pstate-ut.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/cpufreq/amd-pstate-ut.c b/drivers/cpufreq/amd-pstate-ut.c
> index 7f3fe2048981..9c889a4a0177 100644
> --- a/drivers/cpufreq/amd-pstate-ut.c
> +++ b/drivers/cpufreq/amd-pstate-ut.c
> @@ -145,8 +145,6 @@ static void amd_pstate_ut_check_perf(u32 index)
> struct cpufreq_policy *policy = NULL;
> struct amd_cpudata *cpudata = NULL;
>
> - highest_perf = amd_get_highest_perf();
> -
> for_each_possible_cpu(cpu) {
> policy = cpufreq_cpu_get(cpu);
> if (!policy)
> @@ -161,6 +159,7 @@ static void amd_pstate_ut_check_perf(u32 index)
> return;
> }
>
> + highest_perf = cppc_perf.highest_perf;
> nominal_perf = cppc_perf.nominal_perf;
> lowest_nonlinear_perf = cppc_perf.lowest_nonlinear_perf;
> lowest_perf = cppc_perf.lowest_perf;
> @@ -172,6 +171,7 @@ static void amd_pstate_ut_check_perf(u32 index)
> return;
> }
>
> + highest_perf = AMD_CPPC_HIGHEST_PERF(cap1);
> nominal_perf = AMD_CPPC_NOMINAL_PERF(cap1);
> lowest_nonlinear_perf = AMD_CPPC_LOWNONLIN_PERF(cap1);
> lowest_perf = AMD_CPPC_LOWEST_PERF(cap1);
next prev parent reply other threads:[~2023-08-01 1:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-01 0:47 Meng Li
2023-08-01 1:10 ` Mario Limonciello [this message]
2023-08-01 8:52 ` Viresh Kumar
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