13 Feb
2023
13 Feb
'23
2:51 p.m.
On Wed, Feb 08, 2023 at 08:16:38PM -0800, Yi Liu wrote:
From: Lu Baolu baolu.lu@linux.intel.com
To support nested translation in the userspace, it should check the underlying hardware information for the capabilities.
Add intel_iommu_hw_info() to report cap_reg and ecap_reg information.
Signed-off-by: Lu Baolu baolu.lu@linux.intel.com Signed-off-by: Yi Liu yi.l.liu@intel.com Signed-off-by: Nicolin Chen nicolinc@nvidia.com Signed-off-by: Yi Sun yi.y.sun@linux.intel.com
drivers/iommu/intel/iommu.c | 19 +++++++++++++++++++ drivers/iommu/intel/iommu.h | 1 + include/uapi/linux/iommufd.h | 21 +++++++++++++++++++++ 3 files changed, 41 insertions(+)
This should come after the next patch in the series
Jason