From: Will Deacon <will@kernel.org>
To: Jean-Philippe Brucker <jean-philippe@linaro.org>
Cc: vivek.gautam@arm.com, guohanjun@huawei.com,
zhukeqian1@huawei.com, lorenzo.pieralisi@arm.com,
joro@8bytes.org, wangzhou1@hisilicon.com,
linux-acpi@vger.kernel.org, zhangfei.gao@linaro.org,
lenb@kernel.org, devicetree@vger.kernel.org,
kevin.tian@intel.com, jacob.jun.pan@linux.intel.com,
eric.auger@redhat.com, robh+dt@kernel.org,
Jonathan.Cameron@huawei.com,
linux-arm-kernel@lists.infradead.org, rjw@rjwysocki.net,
shameerali.kolothum.thodi@huawei.com,
iommu@lists.linux-foundation.org, sudeep.holla@arm.com,
robin.murphy@arm.com, linux-accelerators@lists.ozlabs.org,
baolu.lu@linux.intel.com
Subject: Re: [PATCH v13 02/10] iommu/arm-smmu-v3: Use device properties for pasid-num-bits
Date: Thu, 25 Mar 2021 17:36:54 +0000 [thread overview]
Message-ID: <20210325173654.GB15504@willie-the-truck> (raw)
In-Reply-To: <20210302092644.2553014-3-jean-philippe@linaro.org>
On Tue, Mar 02, 2021 at 10:26:38AM +0100, Jean-Philippe Brucker wrote:
> The pasid-num-bits property shouldn't need a dedicated fwspec field,
> it's a job for device properties. Add properties for IORT, and access
> the number of PASID bits using device_property_read_u32().
>
> Suggested-by: Robin Murphy <robin.murphy@arm.com>
> Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> Reviewed-by: Eric Auger <eric.auger@redhat.com>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
> ---
> include/linux/iommu.h | 2 --
> drivers/acpi/arm64/iort.c | 13 +++++++------
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 3 ++-
> drivers/iommu/of_iommu.c | 5 -----
> 4 files changed, 9 insertions(+), 14 deletions(-)
Acked-by: Will Deacon <will@kernel.org>
Will
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next prev parent reply other threads:[~2021-03-25 17:39 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-02 9:26 [PATCH v13 00/10] iommu: I/O page faults for SMMUv3 Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 01/10] iommu: Fix comment for struct iommu_fwspec Jean-Philippe Brucker
2021-03-25 17:37 ` Will Deacon
2021-03-02 9:26 ` [PATCH v13 02/10] iommu/arm-smmu-v3: Use device properties for pasid-num-bits Jean-Philippe Brucker
2021-03-25 17:36 ` Will Deacon [this message]
2021-03-02 9:26 ` [PATCH v13 03/10] iommu: Separate IOMMU_DEV_FEAT_IOPF from IOMMU_DEV_FEAT_SVA Jean-Philippe Brucker
2021-03-03 5:04 ` Lu Baolu
2021-03-02 9:26 ` [PATCH v13 04/10] iommu/vt-d: Support IOMMU_DEV_FEAT_IOPF Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 05/10] uacce: Enable IOMMU_DEV_FEAT_IOPF Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 06/10] iommu: Add a page fault handler Jean-Philippe Brucker
2021-03-02 23:59 ` Jacob Pan
2021-03-23 10:50 ` Jean-Philippe Brucker
2021-03-03 5:27 ` Lu Baolu
2021-03-23 10:51 ` Jean-Philippe Brucker
2021-03-03 5:57 ` Raj, Ashok
2021-03-23 10:53 ` Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 07/10] iommu/arm-smmu-v3: Maintain a SID->device structure Jean-Philippe Brucker
2021-03-02 12:24 ` Keqian Zhu
2021-03-25 17:48 ` Will Deacon
2021-03-26 9:49 ` Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 08/10] dt-bindings: document stall property for IOMMU masters Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 09/10] ACPI/IORT: Enable stall support for platform devices Jean-Philippe Brucker
2021-03-02 9:26 ` [PATCH v13 10/10] iommu/arm-smmu-v3: Add " Jean-Philippe Brucker
2021-03-19 17:40 ` Auger Eric
2021-03-26 9:52 ` Auger Eric
2021-03-18 0:25 ` [PATCH v13 00/10] iommu: I/O page faults for SMMUv3 Krishna Reddy
2021-03-30 17:17 ` Jean-Philippe Brucker
2021-04-01 8:57 ` Will Deacon
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