linux-kernel - Re: [PATCH AUTOSEL 6.4 36/54] platform/x86/amd/pmf: Notify OS power slider update

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Message-ID: <da0e34dd-b20e-452e-af86-af793ef9baa4@amd.com>
Date:   Tue, 22 Aug 2023 09:46:33 -0500
From:   Mario Limonciello <mario.limonciello@....com>
To:     Pavel Machek <pavel@...x.de>, Sasha Levin <sashal@...nel.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Shyam Sundar S K <Shyam-sundar.S-k@....com>,
        Patil Rajesh Reddy <Patil.Reddy@....com>,
        Hans de Goede <hdegoede@...hat.com>, markgross@...nel.org,
        platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 6.4 36/54] platform/x86/amd/pmf: Notify OS power
 slider update

On 8/22/2023 05:44, Pavel Machek wrote:
> Hi!
> 
>> From: Shyam Sundar S K <Shyam-sundar.S-k@....com>
>>
>> [ Upstream commit 33c9ab5b493a0e922b06c12fed4fdcb862212cda ]
>>
>> APMF fn8 can notify EC about the OS slider position change. Add this
>> capability to the PMF driver so that it can call the APMF fn8 based on
>> the changes in the Platform profile events.
> 
> New feature with a new API. Why is it in AUTOSEL?

FWIW I have no opposition to it going to 6.4.y.  It fixes issues on some 
systems that the EC controls the APU power targets and that power 
profiles weren't working.

> 
> Best regards,
> 							Pavel
> 							
>>   drivers/platform/x86/amd/pmf/acpi.c | 21 ++++++++
>>   drivers/platform/x86/amd/pmf/core.c |  9 +++-
>>   drivers/platform/x86/amd/pmf/pmf.h  | 16 +++++++
>>   drivers/platform/x86/amd/pmf/sps.c  | 74 +++++++++++++++++++++++++++--
>>   4 files changed, 114 insertions(+), 6 deletions(-)
>>
>