From: Will Deacon <will@kernel.org>
To: ~postmarketos/upstreaming@lists.sr.ht,
Robin Murphy <robin.murphy@arm.com>,
Rob Clark <robdclark@gmail.com>,
phone-devel@vger.kernel.org, Joerg Roedel <joro@8bytes.org>,
Luca Weiss <luca@z3ntu.xyz>
Cc: catalin.marinas@arm.com, kernel-team@android.com,
Will Deacon <will@kernel.org>,
linux-arm-msm@vger.kernel.org,
Vladimir Lypak <vladimir.lypak@gmail.com>,
iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] iommu/qcom: restore IOMMU state if needed
Date: Tue, 12 Dec 2023 17:20:57 +0000 [thread overview]
Message-ID: <170238443082.3098533.11843607939616442768.b4-ty@kernel.org> (raw)
In-Reply-To: <20231011-msm8953-iommu-restore-v1-1-48a0c93809a2@z3ntu.xyz>
On Wed, 11 Oct 2023 19:57:26 +0200, Luca Weiss wrote:
> From: Vladimir Lypak <vladimir.lypak@gmail.com>
>
> If the IOMMU has a power domain then some state will be lost in
> qcom_iommu_suspend and TZ will reset device if we don't call
> qcom_scm_restore_sec_cfg before accessing it again.
>
>
> [...]
Applied to will (for-joerg/arm-smmu/updates), thanks!
[1/1] iommu/qcom: restore IOMMU state if needed
https://git.kernel.org/will/c/268dd4edb748
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
prev parent reply other threads:[~2023-12-12 17:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-11 17:57 [PATCH] iommu/qcom: restore IOMMU state if needed Luca Weiss
2023-11-25 12:07 ` Luca Weiss
2023-12-12 17:20 ` Will Deacon [this message]
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