From: K Prateek Nayak <kprateek.nayak@amd.com>
To: Sumit Gupta <sumitg@nvidia.com>, <rafael@kernel.org>,
<viresh.kumar@linaro.org>, <pierre.gondois@arm.com>,
<christian.loehle@arm.com>, <ionela.voinescu@arm.com>,
<zhenglifeng1@huawei.com>, <zhanjie9@hisilicon.com>,
<lenb@kernel.org>, <ray.huang@amd.com>,
<mario.limonciello@amd.com>, <perry.yuan@amd.com>,
<linux-kernel@vger.kernel.org>, <linux-pm@vger.kernel.org>,
<linux-acpi@vger.kernel.org>, <acpica-devel@lists.linux.dev>,
<linux-tegra@vger.kernel.org>
Cc: <treding@nvidia.com>, <jonathanh@nvidia.com>, <vsethi@nvidia.com>,
<ksitaraman@nvidia.com>, <sanjayc@nvidia.com>, <mochs@nvidia.com>,
<bbasu@nvidia.com>
Subject: Re: [PATCH v5 2/4] ACPI: CPPC: Make autonomous selection helpers take a u64
Date: Thu, 17 Sep 2026 00:18:19 +0530 [thread overview]
Message-ID: <3c251348-b3cc-4ab1-bac1-5209ac4f52ce@amd.com> (raw)
In-Reply-To: <20260916103820.1760297-3-sumitg@nvidia.com>
Hello Sumit,
On 9/16/2026 4:08 PM, Sumit Gupta wrote:
> cppc_get_auto_sel()/cppc_set_auto_sel() use a bool, unlike the other
> CPPC register get/set helpers which use a u64.
>
> The next patch in this series saves and restores the OSPM-set registers
> across CPU hotplug and driver unload through a common table of register
> get/set helpers that all take a u64. The bool autonomous selection
> helpers cannot be added to that table.
>
> Change cppc_get_auto_sel()/cppc_set_auto_sel() to take a u64 so the
> autonomous selection register fits alongside the others, and update
> their callers.
>
> Signed-off-by: Sumit Gupta <sumitg@nvidia.com>
For amd-pstate bits, feel free to include:
Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
Tested-by: K Prateek Nayak <kprateek.nayak@amd.com>
--
Thanks and Regards,
Prateek
next prev parent reply other threads:[~2026-09-16 18:48 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-16 10:38 [PATCH v5 0/4] cpufreq: CPPC: Preserve OSPM-set registers across hotplug and unload Sumit Gupta
2026-09-16 10:38 ` [PATCH v5 1/4] cpufreq: CPPC: Keep the policy across CPU hotplug Sumit Gupta
2026-09-28 12:20 ` Pierre Gondois
2026-09-16 10:38 ` [PATCH v5 2/4] ACPI: CPPC: Make autonomous selection helpers take a u64 Sumit Gupta
2026-09-16 18:48 ` K Prateek Nayak [this message]
2026-09-16 10:38 ` [PATCH v5 3/4] cpufreq: CPPC: Preserve OSPM-set registers across hotplug and unload Sumit Gupta
2026-09-28 12:21 ` Pierre Gondois
2026-09-16 10:38 ` [PATCH v5 4/4] cpufreq: CPPC: Preserve OSPM-set registers across suspend/resume Sumit Gupta
2026-09-28 12:21 ` Pierre Gondois
2026-09-16 19:04 ` [PATCH v5 0/4] cpufreq: CPPC: Preserve OSPM-set registers across hotplug and unload K Prateek Nayak
2026-09-17 7:13 ` Sumit Gupta
2026-09-25 19:23 ` Rafael J. Wysocki (Intel)
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