On 5/2/2025 4:31 AM, Nicolin Chen wrote: > Add a new IOMMUFD_OBJ_VQUEUE with an iommufd_vqueue structure representing > a HW-accelerated queue type of physical IOMMU's passed to a user space VM. > This vQUEUE object, is a subset of vIOMMU resources of a physical IOMMU's, > such as: > - NVIDIA's Virtual Command Queue > - AMD vIOMMU's Command Buffer, Event Log Buffer, and PPR Log Buffer > > Introduce a struct iommufd_vqueue and an allocator iommufd_vqueue_alloc(). > Also, add a pair of viommu ops for iommufd to forward user space ioctls to > IOMMU drivers. > > Reviewed-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx> > Reviewed-by: Pranjal Shrivastava <praan@xxxxxxxxxx> > Signed-off-by: Nicolin Chen <nicolinc@xxxxxxxxxx> Reviewed-by: Vasant Hegde <vasant.hegde@xxxxxxx> -Vasant
