Re: [PATCH 00/10] Enhancements to PMF Driver for Improved Custom BIOS Input Handling

[Mario Limonciello <mario.limonciello@amd.com>]

On 5/9/2025 2:26 AM, Shyam Sundar S K wrote:
> This patch series includes the following changes to the PMF driver:
> 
> - Implement support for modifying PMF PPT and PPT APU thresholds
> - Enable custom BIOS input support for AMD_CPU_ID_PS
> - Add the is_apmf_bios_input_notifications_supported() helper function
> - Correct the handling mechanism for custom BIOS inputs
> - Maintain a record of past custom BIOS inputs
> - Process early custom BIOS inputs
> - Initiate enact() earlier to address the initial custom BIOS input
> 
> 
> Changes based on review-ilpo-next with tip
> 'commit d430124bac58 ("platform/x86/tuxedo: Add virtual LampArray for TUXEDO NB04 devices")'
> 
> Shyam Sundar S K (10):
>    platform/x86/amd/pmf: Add support for adjusting PMF PPT and PPT APU
>      thresholds
>    platform/x86/amd/pmf: Fix the custom bios input handling mechanism
>    platform/x86/amd/pmf: Extend custom BIOS inputs for more policies
>    platform/x86/amd/pmf: Update ta_pmf_action structure member
>    platform/x86/amd/pmf: Add helper to verify BIOS input notifications
>      are enable/disable
>    platform/x86/amd/pmf: Add custom BIOS input support for AMD_CPU_ID_PS
>    platform/x86/amd/pmf: Use amd_pmf_update_bios_inputs() helper
>    platform/x86/amd/pmf: Preserve custom BIOS inputs for evaluating the
>      policies
>    platform/x86/amd/pmf: Call enact function sooner to process early
>      pending requests
>    platform/x86/amd/pmf: Add debug logs for pending requests and custom
>      BIOS inputs
> 
>   drivers/platform/x86/amd/pmf/acpi.c   | 60 +++++++++++++++++++-
>   drivers/platform/x86/amd/pmf/pmf.h    | 80 ++++++++++++++++++++++++---
>   drivers/platform/x86/amd/pmf/spc.c    | 51 +++++++++++++----
>   drivers/platform/x86/amd/pmf/tee-if.c | 19 ++++++-
>   4 files changed, 191 insertions(+), 19 deletions(-)
> 

Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>