linux-kernel - Re: [PATCH v2 0/3] iommu/vt-d: Add support for ACPI/SATC table

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Message-ID: <7217f395-4998-ae81-8e9d-a08bc49956a7@linux.intel.com>
Date:   Wed, 3 Feb 2021 17:48:34 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Joerg Roedel <joro@...tes.org>
Cc:     baolu.lu@...ux.intel.com, Will Deacon <will@...nel.org>,
        Yian Chen <yian.chen@...el.com>,
        Ashok Raj <ashok.raj@...el.com>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/3] iommu/vt-d: Add support for ACPI/SATC table

Add the change log. Sorry for the quick sent.

On 2021/2/3 17:33, Lu Baolu wrote:
> The Intel VT-d specification v3.2 comes with a new ACPI SATC (SoC-
> Integrated Address Translation Cache) reporting structure. The SoC
> integrated device enumerated in this table has a functional
> requirement to enable its ATC (Address Translation Cache) via the
> ATS capability for device operation.
> 
> This patch set adds the code to parse the SATC table, enumerates the
> devices in it and satisfies the ATS requirement for them. Please help
> to review. I will queue it in VT-d update for v5.12 if no objection.
> 

Change log:
v1->v2:
  - Rephrase some words in the cover letter, commit message and
    code comments.
  - Refactored a code style to make it look nicer.

Best regards,
baolu

> Yian Chen (3):
>    iommu/vt-d: Add new enum value and structure for SATC
>    iommu/vt-d: Parse SATC reporting structure
>    iommu/vt-d: Apply SATC policy
> 
>   drivers/iommu/intel/dmar.c  |   8 ++
>   drivers/iommu/intel/iommu.c | 162 +++++++++++++++++++++++++++++++++++-
>   include/acpi/actbl1.h       |  11 ++-
>   include/linux/dmar.h        |   2 +
>   4 files changed, 178 insertions(+), 5 deletions(-)
>