diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mdev.h | 4 | ||||
| -rw-r--r-- | include/linux/vfio.h | 4 | ||||
| -rw-r--r-- | include/uapi/linux/vfio.h | 1 |
3 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/mdev.h b/include/linux/mdev.h index 0ce30ca78db0..9004375c462e 100644 --- a/include/linux/mdev.h +++ b/include/linux/mdev.h @@ -72,6 +72,9 @@ struct device *mdev_get_iommu_device(struct device *dev); * @mmap: mmap callback * @mdev: mediated device structure * @vma: vma structure + * @request: request callback to release device + * @mdev: mediated device structure + * @count: request sequence number * Parent device that support mediated device should be registered with mdev * module with mdev_parent_ops structure. **/ @@ -92,6 +95,7 @@ struct mdev_parent_ops { long (*ioctl)(struct mdev_device *mdev, unsigned int cmd, unsigned long arg); int (*mmap)(struct mdev_device *mdev, struct vm_area_struct *vma); + void (*request)(struct mdev_device *mdev, unsigned int count); }; /* interface for exporting mdev supported type attributes */ diff --git a/include/linux/vfio.h b/include/linux/vfio.h index 38d3c6a8dc7e..f45940b38a02 100644 --- a/include/linux/vfio.h +++ b/include/linux/vfio.h @@ -90,6 +90,8 @@ struct vfio_iommu_driver_ops { struct notifier_block *nb); int (*dma_rw)(void *iommu_data, dma_addr_t user_iova, void *data, size_t count, bool write); + struct iommu_domain *(*group_iommu_domain)(void *iommu_data, + struct iommu_group *group); }; extern int vfio_register_iommu_driver(const struct vfio_iommu_driver_ops *ops); @@ -126,6 +128,8 @@ extern int vfio_group_unpin_pages(struct vfio_group *group, extern int vfio_dma_rw(struct vfio_group *group, dma_addr_t user_iova, void *data, size_t len, bool write); +extern struct iommu_domain *vfio_group_iommu_domain(struct vfio_group *group); + /* each type has independent events */ enum vfio_notify_type { VFIO_IOMMU_NOTIFY = 0, diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index 2f313a238a8f..d1812777139f 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -820,6 +820,7 @@ enum { enum { VFIO_CCW_IO_IRQ_INDEX, VFIO_CCW_CRW_IRQ_INDEX, + VFIO_CCW_REQ_IRQ_INDEX, VFIO_CCW_NUM_IRQS }; |