linux-kernel - Re: [PATCH v18 0/5] iommu/arm-smmu: introduction of ACTLR implementation for Qualcomm SoCs

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Message-ID: <20250311175528.GA5216@willie-the-truck>
Date: Tue, 11 Mar 2025 17:55:30 +0000
From: Will Deacon <will@...nel.org>
To: robdclark@...il.com, robin.murphy@....com, joro@...tes.org,
	jgg@...pe.ca, jsnitsel@...hat.com, robh@...nel.org,
	krzysztof.kozlowski@...aro.org, quic_c_gdjako@...cinc.com,
	dmitry.baryshkov@...aro.org,
	Bibek Kumar Patro <quic_bibekkum@...cinc.com>
Cc: catalin.marinas@....com, kernel-team@...roid.com, iommu@...ts.linux.dev,
	linux-arm-msm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v18 0/5] iommu/arm-smmu: introduction of ACTLR
 implementation for Qualcomm SoCs

On Tue, Jan 07, 2025 at 04:42:39PM +0000, Will Deacon wrote:
> On Thu, 12 Dec 2024 20:43:57 +0530, Bibek Kumar Patro wrote:
> > This patch series consist of six parts and covers the following:
> > 
> > 1. Provide option to re-enable context caching to retain prefetcher
> >    settings during reset and runtime suspend.
> > 
> > 2. Remove cfg inside qcom_smmu structure and replace it with single
> >    pointer to qcom_smmu_match_data avoiding replication of multiple
> >    members from same.
> > 
> > [...]
> 
> Applied to iommu (arm/smmu/updates), thanks!
> 
> [1/5] iommu/arm-smmu: Re-enable context caching in smmu reset operation
>       https://git.kernel.org/iommu/c/ef4144b1b47d
> [2/5] iommu/arm-smmu: Refactor qcom_smmu structure to include single pointer
>       https://git.kernel.org/iommu/c/445d7a8ed90e
> [3/5] iommu/arm-smmu: Add support for PRR bit setup
>       https://git.kernel.org/iommu/c/7f2ef1bfc758
> [4/5] iommu/arm-smmu: Introduce ACTLR custom prefetcher settings
>       https://git.kernel.org/iommu/c/9fe18d825a58
> [5/5] iommu/arm-smmu: Add ACTLR data and support for qcom_smmu_500
>       https://git.kernel.org/iommu/c/3e35c3e725de

Hrm. I'm not seeing any user of the new ->set_prr*_() functions in
linux-next yet. Is there something under review, or should I revert this
for now?

Will