Messages in this thread | | | From | Chunyan Zhang <> | Subject | [PATCH v1 0/2] Add Unisoc iommu basic driver | Date | Thu, 21 Jan 2021 19:23:47 +0800 |
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From: Chunyan Zhang <chunyan.zhang@unisoc.com>
Changes since RFC v2: * Addressed Robin's comments: - Add COMPILE_TEST support; - Use DMA allocator for PTE; - Revised to avoid resource leak issue; - Added ->iotlb_sync implemented; - Moved iommu group allocation to probe; - Changed some function names to make them sprd specific; * Added support for more iommu instance;
Changes since RFC v1: * Rebased on v5.11-rc1; * Changed sprd-iommu to tristate; * Removed check for args_count of iommu OF node, since there's no args for sprd-iommu device node; * Added another IP version (i.e. vau); * Removed unnecessary configs selection from CONFIG_SPRD_IOMMU; * Changed to get zeroed pages.
Chunyan Zhang (2): dt-bindings: iommu: add bindings for sprd iommu iommu: add Unisoc iommu basic driver
.../devicetree/bindings/iommu/sprd,iommu.yaml | 45 ++ drivers/iommu/Kconfig | 12 + drivers/iommu/Makefile | 1 + drivers/iommu/sprd-iommu.c | 566 ++++++++++++++++++ 4 files changed, 624 insertions(+) create mode 100644 Documentation/devicetree/bindings/iommu/sprd,iommu.yaml create mode 100644 drivers/iommu/sprd-iommu.c
-- 2.25.1
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