linux-kernel - Re: [PATCH 0/3] AMD ATL PRM Updates

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Message-ID: <c9c79871-7fe0-49c0-8d90-bc467d2a641d@kernel.org>
Date: Mon, 6 Oct 2025 10:25:37 -0500
From: "Mario Limonciello (AMD) (kernel.org)" <superm1@...nel.org>
To: Yazen Ghannam <yazen.ghannam@....com>,
 "Rafael J. Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>,
 Tony Luck <tony.luck@...el.com>, Borislav Petkov <bp@...en8.de>
Cc: linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-edac@...r.kernel.org, Avadhut Naik <avadhut.naik@....com>,
 John Allen <john.allen@....com>
Subject: Re: [PATCH 0/3] AMD ATL PRM Updates

On 10/6/2025 10:10 AM, Yazen Ghannam wrote:
> Hi all,
> 
> This set updates the AMD Address Translation Library to default to using
> PRM handlers.
> 
> Patch 1 adds a small helper function in the ACPI PRMT code.
> 
> Patch 2 adds the new ATL functionality.
> 
> Patch 3 does minor miscellaneous cleanup.
> 
> Please note there is a minor conflict with this set from Avadhut:
> https://lore.kernel.org/r/20250915212244.886668-1-avadhut.naik@amd.com
> 
> Thanks,
> Yazen
> 
> ---
> Yazen Ghannam (3):
>        ACPI: PRM: Add acpi_prm_handler_available()
>        RAS/AMD/ATL: Require PRM support for future systems
>        RAS/AMD/ATL: Return error codes from helper functions
> 
>   drivers/acpi/prmt.c            |  6 ++++++
>   drivers/ras/amd/atl/core.c     |  7 +++++--
>   drivers/ras/amd/atl/internal.h | 10 +++++++++-
>   drivers/ras/amd/atl/prm.c      | 10 ++++++++++
>   drivers/ras/amd/atl/system.c   | 19 +++++++++++--------
>   drivers/ras/amd/atl/umc.c      |  2 +-
>   include/linux/prmt.h           |  2 ++
>   7 files changed, 44 insertions(+), 12 deletions(-)
> ---
> base-commit: fd94619c43360eb44d28bd3ef326a4f85c600a07
> change-id: 20251006-wip-atl-prm-c5f8b5b71211
> 

Reviewed-by: Mario Limonciello (AMD) <superm1@...nel.org>