uapi/linux/iommufd.h

413  * @data_uptr: User pointer to the type specific data
431  * @data_uptr should be zero. Otherwise, both @data_len and @data_uptr
443 	__aligned_u64 data_uptr;
510  * @data_uptr: User pointer to a user-space buffer used by the kernel to fill
524  * To capture an iommu type specific hardware information data, @data_uptr and
530  * pointed by @data_uptr. Input @data_len == zero is allowed.
537 	__aligned_u64 data_uptr;
666  * @data_uptr: User pointer to an array of driver-specific cache invalidation
682  * @entry_len and @data_uptr would be ignored in this case. This can be used to
688 	__aligned_u64 data_uptr;