On Tue, Jun 27, 2017 at 12:47:55PM -0700, Jacob Pan wrote:
> +int iommu_bind_pasid_table(struct iommu_domain *domain, struct device *dev,
> + struct pasid_table_info *pasidt_binfo)
> +{
> + if (unlikely(!domain->ops->bind_pasid_table))
> + return -EINVAL;
I think its better to return -ENODEV here, like other iommu-api
functions do when a callback is NULL.
> +enum iommu_model {
> + IOMMU_MODEL_INTEL_VTD,
> + IOMMU_MODEL_ARM_SMMU,
> +};
AMD IOMMU also supports shared virtual memory.
Regards,
Joerg
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