diff options
| author | Bryan Venteicher <bryanv@FreeBSD.org> | 2021-01-19 04:55:23 +0000 |
|---|---|---|
| committer | Bryan Venteicher <bryanv@FreeBSD.org> | 2021-01-19 04:55:23 +0000 |
| commit | 9da9560c4dd3556519cd391a04f0db157dc3c295 (patch) | |
| tree | 3b0683487a19826301aae9fdf70ede862337e37d /sys/dev/virtio/virtqueue.c | |
| parent | 1cd1ed3f5dd50ca070908468a3816f570448427b (diff) | |
Diffstat (limited to 'sys/dev/virtio/virtqueue.c')
| -rw-r--r-- | sys/dev/virtio/virtqueue.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/dev/virtio/virtqueue.c b/sys/dev/virtio/virtqueue.c index e23d4d25c47f..da6e7bf89fd5 100644 --- a/sys/dev/virtio/virtqueue.c +++ b/sys/dev/virtio/virtqueue.c @@ -64,6 +64,7 @@ struct virtqueue { #define VIRTQUEUE_FLAG_INDIRECT 0x0001 #define VIRTQUEUE_FLAG_EVENT_IDX 0x0002 + bus_size_t vq_notify_offset; int vq_alignment; int vq_ring_size; void *vq_ring_mem; @@ -147,8 +148,9 @@ virtqueue_filter_features(uint64_t features) } int -virtqueue_alloc(device_t dev, uint16_t queue, uint16_t size, int align, - vm_paddr_t highaddr, struct vq_alloc_info *info, struct virtqueue **vqp) +virtqueue_alloc(device_t dev, uint16_t queue, uint16_t size, + bus_size_t notify_offset, int align, vm_paddr_t highaddr, + struct vq_alloc_info *info, struct virtqueue **vqp) { struct virtqueue *vq; int error; @@ -184,6 +186,7 @@ virtqueue_alloc(device_t dev, uint16_t queue, uint16_t size, int align, vq->vq_dev = dev; strlcpy(vq->vq_name, info->vqai_name, sizeof(vq->vq_name)); vq->vq_queue_index = queue; + vq->vq_notify_offset = notify_offset; vq->vq_alignment = align; vq->vq_nentries = size; vq->vq_free_cnt = size; @@ -820,7 +823,8 @@ static void vq_ring_notify_host(struct virtqueue *vq) { - VIRTIO_BUS_NOTIFY_VQ(vq->vq_dev, vq->vq_queue_index); + VIRTIO_BUS_NOTIFY_VQ(vq->vq_dev, vq->vq_queue_index, + vq->vq_notify_offset); } static void |