[v6,0/5] iommu/amd: Convert the AMD iommu driver to the dma-iommu api

Message

Tom Murphy Sept. 8, 2019, 4:56 p.m. UTC

Convert the AMD iommu driver to the dma-iommu api. Remove the iova
handling and reserve region code from the AMD iommu driver.

Change-log:
V6:
-add more details to the description of patch 001-iommu-amd-Remove-unnecessary-locking-from-AMD-iommu-.patch
-rename handle_deferred_device to iommu_dma_deferred_attach
-fix double tabs in 0003-iommu-dma-iommu-Handle-deferred-devices.patch
V5:
-Rebase on top of linux-next
V4:
-Rebase on top of linux-next
-Split the removing of the unnecessary locking in the amd iommu driver into a seperate patch
-refactor the "iommu/dma-iommu: Handle deferred devices" patch and address comments
v3:
-rename dma_limit to dma_mask
-exit handle_deferred_device early if (!is_kdump_kernel())
-remove pointless calls to handle_deferred_device
v2:
-Rebase on top of this series:
 http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/dma-iommu-ops.3
-Add a gfp_t parameter to the iommu_ops::map function.
-Made use of the reserve region code inside the dma-iommu api

Tom Murphy (5):
  iommu/amd: Remove unnecessary locking from AMD iommu driver
  iommu: Add gfp parameter to iommu_ops::map
  iommu/dma-iommu: Handle deferred devices
  iommu/dma-iommu: Use the dev->coherent_dma_mask
  iommu/amd: Convert AMD iommu driver to the dma-iommu api

 drivers/iommu/Kconfig           |   1 +
 drivers/iommu/amd_iommu.c       | 690 ++++----------------------------
 drivers/iommu/amd_iommu_types.h |   1 -
 drivers/iommu/arm-smmu-v3.c     |   2 +-
 drivers/iommu/arm-smmu.c        |   2 +-
 drivers/iommu/dma-iommu.c       |  43 +-
 drivers/iommu/exynos-iommu.c    |   2 +-
 drivers/iommu/intel-iommu.c     |   2 +-
 drivers/iommu/iommu.c           |  43 +-
 drivers/iommu/ipmmu-vmsa.c      |   2 +-
 drivers/iommu/msm_iommu.c       |   2 +-
 drivers/iommu/mtk_iommu.c       |   2 +-
 drivers/iommu/mtk_iommu_v1.c    |   2 +-
 drivers/iommu/omap-iommu.c      |   2 +-
 drivers/iommu/qcom_iommu.c      |   2 +-
 drivers/iommu/rockchip-iommu.c  |   2 +-
 drivers/iommu/s390-iommu.c      |   2 +-
 drivers/iommu/tegra-gart.c      |   2 +-
 drivers/iommu/tegra-smmu.c      |   2 +-
 drivers/iommu/virtio-iommu.c    |   2 +-
 include/linux/iommu.h           |  21 +-
 21 files changed, 178 insertions(+), 651 deletions(-)

Comments

Joerg Roedel Oct. 8, 2019, 9:08 a.m. UTC | #1

On Sun, Sep 08, 2019 at 09:56:36AM -0700, Tom Murphy wrote:
> Convert the AMD iommu driver to the dma-iommu api. Remove the iova
> handling and reserve region code from the AMD iommu driver.

Applied, thanks. Note that it will not show up in linux-next before
-rc3.