From: "Gautham R. Shenoy" <gautham.shenoy@amd.com>
To: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>
Cc: mario.limonciello@amd.com, perry.yuan@amd.com, rafael@kernel.org,
viresh.kumar@linaro.org, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/4] cpufreq/amd-pstate: Align offline flow of shared memory and MSR based systems
Date: Fri, 25 Oct 2024 22:41:48 +0530 [thread overview]
Message-ID: <ZxvRVGrOIj21+eTa@BLRRASHENOY1.amd.com> (raw)
In-Reply-To: <20241023102108.5980-5-Dhananjay.Ugwekar@amd.com>
On Wed, Oct 23, 2024 at 10:21:12AM +0000, Dhananjay Ugwekar wrote:
> Set min_perf to lowest_perf for shared memory systems, similar to the MSR
> based systems.
>
> Signed-off-by: Dhananjay Ugwekar <Dhananjay.Ugwekar@amd.com>
Thanks for fixing this.
Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
--
Thanks and Regards
gautham.
> ---
> drivers/cpufreq/amd-pstate.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
> index bbeddce90823..206725219d8c 100644
> --- a/drivers/cpufreq/amd-pstate.c
> +++ b/drivers/cpufreq/amd-pstate.c
> @@ -1658,6 +1658,7 @@ static void amd_pstate_epp_offline(struct cpufreq_policy *policy)
> wrmsrl_on_cpu(cpudata->cpu, MSR_AMD_CPPC_REQ, value);
> } else {
> perf_ctrls.desired_perf = 0;
> + perf_ctrls.min_perf = min_perf;
> perf_ctrls.max_perf = min_perf;
> cppc_set_perf(cpudata->cpu, &perf_ctrls);
> perf_ctrls.energy_perf = AMD_CPPC_ENERGY_PERF_PREF(HWP_EPP_BALANCE_POWERSAVE);
> --
> 2.34.1
>
next prev parent reply other threads:[~2024-10-25 17:12 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-23 10:21 [PATCH 0/4] cpufreq/amd-pstate:Cleanups Dhananjay Ugwekar
2024-10-23 10:21 ` [PATCH 1/4] cpufreq/amd-pstate: Rename functions that enable CPPC Dhananjay Ugwekar
2024-10-24 4:48 ` Yuan, Perry
2024-10-23 10:21 ` [PATCH 2/4] cpufreq/amd-pstate: Do not attempt to clear MSR_AMD_CPPC_ENABLE Dhananjay Ugwekar
2024-10-25 16:24 ` Gautham R. Shenoy
2024-10-23 10:21 ` [PATCH 3/4] cpufreq/amd-pstate: Call cppc_set_epp_perf in the reenable function Dhananjay Ugwekar
2024-10-24 5:14 ` Yuan, Perry
2024-10-25 16:24 ` Gautham R. Shenoy
2024-10-23 10:21 ` [PATCH 4/4] cpufreq/amd-pstate: Align offline flow of shared memory and MSR based systems Dhananjay Ugwekar
2024-10-25 17:11 ` Gautham R. Shenoy [this message]
2024-10-23 13:15 ` [PATCH 0/4] cpufreq/amd-pstate:Cleanups Mario Limonciello
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