d652ea30ba
Including:
- ARM SMMU and Mediatek updates from Will Deacon:
- Support for MT8192 IOMMU from Mediatek
- Arm v7s io-pgtable extensions for MT8192
- Removal of TLBI_ON_MAP quirk
- New Qualcomm compatible strings
- Allow SVA without hardware broadcast TLB maintenance
on SMMUv3
- Virtualization Host Extension support for SMMUv3 (SVA)
- Allow SMMUv3 PMU (perf) driver to be built
independently from IOMMU
- Some tidy-up in IOVA and core code
- Conversion of the AMD IOMMU code to use the generic
IO-page-table framework
- Intel VT-d updates from Lu Baolu:
- Audit capability consistency among different IOMMUs
- Add SATC reporting structure support
- Add iotlb_sync_map callback support
- SDHI Support for Renesas IOMMU driver
- Misc Cleanups and other small improvments
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Merge tag 'iommu-updates-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull iommu updates from Joerg Roedel:
- ARM SMMU and Mediatek updates from Will Deacon:
- Support for MT8192 IOMMU from Mediatek
- Arm v7s io-pgtable extensions for MT8192
- Removal of TLBI_ON_MAP quirk
- New Qualcomm compatible strings
- Allow SVA without hardware broadcast TLB maintenance on SMMUv3
- Virtualization Host Extension support for SMMUv3 (SVA)
- Allow SMMUv3 PMU perf driver to be built independently from IOMMU
- Some tidy-up in IOVA and core code
- Conversion of the AMD IOMMU code to use the generic IO-page-table
framework
- Intel VT-d updates from Lu Baolu:
- Audit capability consistency among different IOMMUs
- Add SATC reporting structure support
- Add iotlb_sync_map callback support
- SDHI support for Renesas IOMMU driver
- Misc cleanups and other small improvments
* tag 'iommu-updates-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (94 commits)
iommu/amd: Fix performance counter initialization
MAINTAINERS: repair file pattern in MEDIATEK IOMMU DRIVER
iommu/mediatek: Fix error code in probe()
iommu/mediatek: Fix unsigned domid comparison with less than zero
iommu/vt-d: Parse SATC reporting structure
iommu/vt-d: Add new enum value and structure for SATC
iommu/vt-d: Add iotlb_sync_map callback
iommu/vt-d: Move capability check code to cap_audit files
iommu/vt-d: Audit IOMMU Capabilities and add helper functions
iommu/vt-d: Fix 'physical' typos
iommu: Properly pass gfp_t in _iommu_map() to avoid atomic sleeping
iommu/vt-d: Fix compile error [-Werror=implicit-function-declaration]
driver/perf: Remove ARM_SMMU_V3_PMU dependency on ARM_SMMU_V3
MAINTAINERS: Add entry for MediaTek IOMMU
iommu/mediatek: Add mt8192 support
iommu/mediatek: Remove unnecessary check in attach_device
iommu/mediatek: Support master use iova over 32bit
iommu/mediatek: Add iova reserved function
iommu/mediatek: Support for multi domains
iommu/mediatek: Add get_domain_id from dev->dma_range_map
...
45 lines
1004 B
C
45 lines
1004 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015-2016 MediaTek Inc.
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* Author: Yong Wu <yong.wu@mediatek.com>
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*/
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#ifndef MTK_IOMMU_SMI_H
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#define MTK_IOMMU_SMI_H
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#include <linux/bitops.h>
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#include <linux/device.h>
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#if IS_ENABLED(CONFIG_MTK_SMI)
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#define MTK_SMI_MMU_EN(port) BIT(port)
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struct mtk_smi_larb_iommu {
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struct device *dev;
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unsigned int mmu;
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unsigned char bank[32];
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};
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/*
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* mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter.
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* It also initialize some basic setting(like iommu).
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* mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter.
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* Both should be called in non-atomic context.
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*
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* Returns 0 if successful, negative on failure.
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*/
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int mtk_smi_larb_get(struct device *larbdev);
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void mtk_smi_larb_put(struct device *larbdev);
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#else
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static inline int mtk_smi_larb_get(struct device *larbdev)
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{
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return 0;
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}
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static inline void mtk_smi_larb_put(struct device *larbdev) { }
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#endif
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#endif
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