iommu/arm-smmu-v3: Standardize ATS enablement failure reporting

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Update arm_smmu_enable_ats() to wrap the pci_enable_ats() call in a
WARN(). Since probe-time checks now preclude configuration errors
any failure during hardware enablement is considered a kernel bug.

Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Samiullah Khawaja <skhawaja@google.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Pranjal Shrivastava <praan@google.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

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Pranjal Shrivastava 2026-06-15 23:50:36 +00:00 • committed by Joerg Roedel

parent 6fd7c5c81a

commit d23da7b8d6

1 changed files with 7 additions and 2 deletions

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drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c

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