linux-kernel - Re: [PATCH] iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs

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Date:   Mon,  7 Dec 2020 11:05:23 +0000
From:   Will Deacon <will@...nel.org>
To:     iommu@...ts.linux-foundation.org,
        Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
        linux-kernel@...r.kernel.org
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>, brijesh.singh@....com,
        Jon.Grimm@....com
Subject: Re: [PATCH] iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs

On Mon, 7 Dec 2020 03:19:20 -0600, Suravee Suthikulpanit wrote:
> According to the AMD IOMMU spec, the commit 73db2fc595f3
> ("iommu/amd: Increase interrupt remapping table limit to 512 entries")
> also requires the interrupt table length (IntTabLen) to be set to 9
> (power of 2) in the device table mapping entry (DTE).

Applied to arm64 (for-next/iommu/fixes), thanks!

[1/1] iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs
      https://git.kernel.org/arm64/c/4165bf015ba9

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev