diff options
Diffstat (limited to 'drivers/vdpa/vdpa_sim/vdpa_sim.h')
| -rw-r--r-- | drivers/vdpa/vdpa_sim/vdpa_sim.h | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.h b/drivers/vdpa/vdpa_sim/vdpa_sim.h index 0e78737dcc16..bb137e479763 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.h +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.h @@ -37,42 +37,49 @@ struct vdpasim_dev_attr { struct vdpa_mgmt_dev *mgmt_dev; const char *name; u64 supported_features; + size_t alloc_size; size_t config_size; - size_t buffer_size; int nvqs; u32 id; u32 ngroups; u32 nas; - work_func_t work_fn; + void (*work_fn)(struct vdpasim *vdpasim); void (*get_config)(struct vdpasim *vdpasim, void *config); void (*set_config)(struct vdpasim *vdpasim, const void *config); + int (*get_stats)(struct vdpasim *vdpasim, u16 idx, + struct sk_buff *msg, + struct netlink_ext_ack *extack); + void (*free)(struct vdpasim *vdpasim); }; /* State of each vdpasim device */ struct vdpasim { struct vdpa_device vdpa; struct vdpasim_virtqueue *vqs; - struct work_struct work; + struct kthread_worker *worker; + struct kthread_work work; + struct mm_struct *mm_bound; struct vdpasim_dev_attr dev_attr; - /* spinlock to synchronize virtqueue state */ - spinlock_t lock; + /* mutex to synchronize virtqueue state */ + struct mutex mutex; /* virtio config according to device type */ void *config; struct vhost_iotlb *iommu; - struct iova_domain iova; - void *buffer; + bool *iommu_pt; u32 status; u32 generation; u64 features; u32 groups; bool running; + bool pending_kick; /* spinlock to synchronize iommu table */ spinlock_t iommu_lock; }; struct vdpasim *vdpasim_create(struct vdpasim_dev_attr *attr, const struct vdpa_dev_set_config *config); +void vdpasim_schedule_work(struct vdpasim *vdpasim); /* TODO: cross-endian support */ static inline bool vdpasim_is_little_endian(struct vdpasim *vdpasim) |