linux-kernel - Re: [PATCH v14.b 0/7] Export LPS0 constraints

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Message-ID: <eceb8980-d957-44b8-961c-3accfce962de@amd.com>
Date:   Mon, 21 Aug 2023 14:08:12 -0500
From:   "Limonciello, Mario" <mario.limonciello@....com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Bjorn Helgaas <helgaas@...nel.org>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
        Iain Lane <iain@...ngesquash.org.uk>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
Subject: Re: [PATCH v14.b 0/7] Export LPS0 constraints



On 8/21/2023 1:31 PM, Rafael J. Wysocki wrote:
> On Fri, Aug 18, 2023 at 9:40 PM Mario Limonciello
> <mario.limonciello@....com> wrote:
>> LPS0 constraints can be useful to other parts of the kernel to make
>> decisions what state to put devices into.
>>
>> In v14 this series has been split into 3 parts.
>>   part A: Immediate fix for AMD issue.
>>   part B: LPS0 export improvements
>>   part C: Long term solution for all vendors
>>
>> This is part B, it can be applied and reviewed independently from part A.
>>
>> Andy Shevchenko (1):
>>    ACPI: x86: s2idle: Add for_each_lpi_constraint() helper
>>
>> Mario Limonciello (6):
>>    ACPI: Adjust #ifdef for *_lps0_dev use
>>    ACPI: x86: s2idle: Post-increment variables when getting constraints
>>    ACPI: x86: s2idle: Catch multiple ACPI_TYPE_PACKAGE objects
>>    ACPI: x86: s2idle: Fix a logic error parsing AMD constraints table
>>    ACPI: x86: s2idle: Add more debugging for AMD constraints parsing
>>    ACPI: x86: s2idle: Add a function to get constraints for a device
>>
>>   drivers/acpi/x86/s2idle.c | 96 +++++++++++++++++++++++++--------------
>>   include/linux/acpi.h      | 10 +++-
>>   2 files changed, 70 insertions(+), 36 deletions(-)
>>
>> --
> All applied as 6.6 material, but I rewrote the last patch my way, so
> please see the result in the bleeding-edge branch and let me know if
> there's anything wrong with it.
>
> Thanks!
Looks great, thanks!