diff options
| author | Robin Murphy <robin.murphy@arm.com> | 2024-04-19 17:54:46 +0100 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2024-04-26 12:07:28 +0200 |
| commit | f091e93306e0429ebb7589b9874590b6a9705e64 (patch) | |
| tree | 1a8e21d38d16d7b81f734b27d92776542f746060 /drivers/hv | |
| parent | b67483b3c44eaef2f771fa4c712e13f452675a67 (diff) | |
dma-mapping: Simplify arch_setup_dma_ops()
The dma_base, size and iommu arguments are only used by ARM, and can
now easily be deduced from the device itself, so there's no need to pass
them through the callchain as well.
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Michael Kelley <mhklinux@outlook.com> # For Hyper-V
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Tested-by: Hanjun Guo <guohanjun@huawei.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/5291c2326eab405b1aa7693aa964e8d3cb7193de.1713523152.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/hv')
| -rw-r--r-- | drivers/hv/hv_common.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/hv/hv_common.c b/drivers/hv/hv_common.c index dde3f9b6871a..9c452bfbd571 100644 --- a/drivers/hv/hv_common.c +++ b/drivers/hv/hv_common.c @@ -561,11 +561,7 @@ EXPORT_SYMBOL_GPL(hv_query_ext_cap); void hv_setup_dma_ops(struct device *dev, bool coherent) { - /* - * Hyper-V does not offer a vIOMMU in the guest - * VM, so pass 0/NULL for the IOMMU settings - */ - arch_setup_dma_ops(dev, 0, 0, coherent); + arch_setup_dma_ops(dev, coherent); } EXPORT_SYMBOL_GPL(hv_setup_dma_ops); |