| /linux-4.1.27/drivers/net/wireless/ath/wil6210/ |
| D | txrx.c | 45 static inline int wil_vring_is_empty(struct vring *vring) in wil_vring_is_empty() argument
47 return vring->swhead == vring->swtail; in wil_vring_is_empty()
50 static inline u32 wil_vring_next_tail(struct vring *vring) in wil_vring_next_tail() argument
52 return (vring->swtail + 1) % vring->size; in wil_vring_next_tail()
55 static inline void wil_vring_advance_head(struct vring *vring, int n) in wil_vring_advance_head() argument
57 vring->swhead = (vring->swhead + n) % vring->size; in wil_vring_advance_head()
60 static inline int wil_vring_is_full(struct vring *vring) in wil_vring_is_full() argument
62 return wil_vring_next_tail(vring) == vring->swhead; in wil_vring_is_full()
66 static inline int wil_vring_used_tx(struct vring *vring) in wil_vring_used_tx() argument
68 u32 swhead = vring->swhead; in wil_vring_used_tx()
[all …]
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| D | trace.h | 190 TP_PROTO(u8 vring, u16 index, unsigned int len, u8 frags),
191 TP_ARGS(vring, index, len, frags),
193 __field(u8, vring)
199 __entry->vring = vring;
205 __entry->vring, __entry->index, __entry->len, __entry->frags)
209 TP_PROTO(u8 vring, u16 index, unsigned int len, u8 err),
210 TP_ARGS(vring, index, len, err),
212 __field(u8, vring)
218 __entry->vring = vring;
224 __entry->vring, __entry->index, __entry->len,
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| D | debugfs.c | 50 const char *name, struct vring *vring, in wil_print_vring() argument
53 void __iomem *x = wmi_addr(wil, vring->hwtail); in wil_print_vring()
57 seq_printf(s, " pa = %pad\n", &vring->pa); in wil_print_vring()
58 seq_printf(s, " va = 0x%p\n", vring->va); in wil_print_vring()
59 seq_printf(s, " size = %d\n", vring->size); in wil_print_vring()
60 seq_printf(s, " swtail = %d\n", vring->swtail); in wil_print_vring()
61 seq_printf(s, " swhead = %d\n", vring->swhead); in wil_print_vring()
62 seq_printf(s, " hwtail = [0x%08x] -> ", vring->hwtail); in wil_print_vring()
70 if (vring->va && (vring->size < 1025)) { in wil_print_vring()
73 for (i = 0; i < vring->size; i++) { in wil_print_vring()
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| D | netdev.c | 105 struct vring *vring = &wil->vring_tx[i]; in wil6210_netdev_poll_tx() local
107 if (!vring->va) in wil6210_netdev_poll_tx()
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| D | wil6210.h | 385 struct vring { struct
595 struct vring vring_rx;
596 struct vring vring_tx[WIL6210_MAX_TX_RINGS];
709 int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring);
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| D | wmi.c | 1072 int wmi_rx_chain_add(struct wil6210_priv *wil, struct vring *vring) in wmi_rx_chain_add() argument
1080 .ring_mem_base = cpu_to_le64(vring->pa), in wmi_rx_chain_add()
1081 .ring_size = cpu_to_le16(vring->size), in wmi_rx_chain_add()
1123 vring->hwtail = le32_to_cpu(evt.evt.rx_ring_tail_ptr); in wmi_rx_chain_add()
1126 le32_to_cpu(evt.evt.status), vring->hwtail); in wmi_rx_chain_add()
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| /linux-4.1.27/drivers/virtio/ |
| D | virtio_ring.c | 61 struct vring vring; member
160 BUG_ON(total_sg > vq->vring.num); in virtqueue_add()
174 vq->vring.desc[head].flags = cpu_to_virtio16(_vq->vdev, VRING_DESC_F_INDIRECT); in virtqueue_add()
175 vq->vring.desc[head].addr = cpu_to_virtio64(_vq->vdev, virt_to_phys(desc)); in virtqueue_add()
178 vq->vring.desc[head].len = cpu_to_virtio32(_vq->vdev, total_sg * sizeof(struct vring_desc)); in virtqueue_add()
185 desc = vq->vring.desc; in virtqueue_add()
229 vq->free_head = virtio16_to_cpu(_vq->vdev, vq->vring.desc[head].next); in virtqueue_add()
238 avail = virtio16_to_cpu(_vq->vdev, vq->vring.avail->idx) & (vq->vring.num - 1); in virtqueue_add()
239 vq->vring.avail->ring[avail] = cpu_to_virtio16(_vq->vdev, head); in virtqueue_add()
244 …vq->vring.avail->idx = cpu_to_virtio16(_vq->vdev, virtio16_to_cpu(_vq->vdev, vq->vring.avail->idx)… in virtqueue_add()
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| /linux-4.1.27/drivers/vhost/ |
| D | vringh.c | 39 err = getu16(vrh, &avail_idx, &vrh->vring.avail->idx); in __vringh_get_head()
42 &vrh->vring.avail->idx); in __vringh_get_head()
47 return vrh->vring.num; in __vringh_get_head()
52 i = *last_avail_idx & (vrh->vring.num - 1); in __vringh_get_head()
54 err = getu16(vrh, &head, &vrh->vring.avail->ring[i]); in __vringh_get_head()
57 *last_avail_idx, &vrh->vring.avail->ring[i]); in __vringh_get_head()
61 if (head >= vrh->vring.num) { in __vringh_get_head()
63 head, vrh->vring.num); in __vringh_get_head()
213 *descs = vrh->vring.desc; in return_from_indirect()
214 *desc_max = vrh->vring.num; in return_from_indirect()
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| /linux-4.1.27/tools/virtio/ |
| D | vringh_test.c | 115 err = get_user(avail_idx, &vrh->vring.avail->idx); in vringh_get_head()
125 i = vrh->last_avail_idx & (vrh->vring.num - 1); in vringh_get_head()
127 err = get_user(*head, &vrh->vring.avail->ring[i]); in vringh_get_head()
187 vring_init(&vrh.vring, RINGSIZE, host_map, ALIGN); in parallel_test()
189 vrh.vring.desc, vrh.vring.avail, vrh.vring.used); in parallel_test()
488 vring_init(&vrh.vring, RINGSIZE, __user_addr_min, ALIGN); in main()
490 vrh.vring.desc, vrh.vring.avail, vrh.vring.used); in main()
646 assert(vrh.vring.used->idx % RINGSIZE != 0); in main()
661 struct vring vring; in main() local
681 vring_init(&vring, RINGSIZE, __user_addr_min, ALIGN); in main()
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| D | virtio_test.c | 30 struct vring vring; member
67 .desc_user_addr = (uint64_t)(unsigned long)info->vring.desc, in vhost_vq_setup()
68 .avail_user_addr = (uint64_t)(unsigned long)info->vring.avail, in vhost_vq_setup()
69 .used_user_addr = (uint64_t)(unsigned long)info->vring.used, in vhost_vq_setup()
74 state.num = info->vring.num; in vhost_vq_setup()
100 vring_init(&info->vring, num, info->ring, 4096); in vq_info_add()
102 info->vring.num, 4096, &dev->vdev, in vq_info_add()
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| /linux-4.1.27/drivers/remoteproc/ |
| D | remoteproc_core.c | 185 struct rproc_vring *rvring = &rvdev->vring[i]; in rproc_alloc_vring()
231 rsc->vring[i].da = dma; in rproc_alloc_vring()
232 rsc->vring[i].notifyid = notifyid; in rproc_alloc_vring()
241 struct fw_rsc_vdev_vring *vring = &rsc->vring[i]; in rproc_parse_vring() local
242 struct rproc_vring *rvring = &rvdev->vring[i]; in rproc_parse_vring()
245 i, vring->da, vring->num, vring->align); in rproc_parse_vring()
248 if (vring->reserved) { in rproc_parse_vring()
254 if (!vring->num || !vring->align) { in rproc_parse_vring()
256 vring->num, vring->align); in rproc_parse_vring()
260 rvring->len = vring->num; in rproc_parse_vring()
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| D | remoteproc_virtio.c | 85 if (id >= ARRAY_SIZE(rvdev->vring)) in rp_find_vq()
95 rvring = &rvdev->vring[id]; in rp_find_vq()
250 cfg = &rsc->vring[rsc->num_of_vrings]; in rproc_virtio_get()
268 cfg = &rsc->vring[rsc->num_of_vrings]; in rproc_virtio_set()
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| /linux-4.1.27/tools/lguest/ |
| D | lguest.c | 208 struct vring vring; member
697 if (vq->vring.avail->flags > 1) in trigger_irq()
698 bad_driver_vq(vq, "avail->flags = %u\n", vq->vring.avail->flags); in trigger_irq()
710 if (vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT) { in trigger_irq()
753 while (last_avail == vq->vring.avail->idx) { in wait_for_vq_desc()
763 vq->vring.used->flags &= ~VRING_USED_F_NO_NOTIFY; in wait_for_vq_desc()
770 if (last_avail != vq->vring.avail->idx) { in wait_for_vq_desc()
771 vq->vring.used->flags |= VRING_USED_F_NO_NOTIFY; in wait_for_vq_desc()
780 vq->vring.used->flags |= VRING_USED_F_NO_NOTIFY; in wait_for_vq_desc()
784 if ((u16)(vq->vring.avail->idx - last_avail) > vq->vring.num) in wait_for_vq_desc()
[all …]
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| /linux-4.1.27/include/uapi/linux/ |
| D | virtio_ring.h | 94 struct vring { struct
140 static inline void vring_init(struct vring *vr, unsigned int num, void *p, in vring_init()
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| D | mic_common.h | 165 struct vring vr;
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| /linux-4.1.27/drivers/misc/mic/host/ |
| D | mic_fops.c | 179 *pa = virt_to_phys(mvr->vring.va); in mic_query_offset()
180 *size = mvr->vring.len; in mic_query_offset()
183 start += mvr->vring.len; in mic_query_offset()
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| D | mic_debugfs.c | 307 int num = vrh->vring.num; in mic_vdev_info_show()
310 desc = vrh->vring.desc; in mic_vdev_info_show()
312 i, mvr->vring.info->avail_idx & (num - 1)); in mic_vdev_info_show()
314 i, mvr->vring.info->avail_idx); in mic_vdev_info_show()
327 avail = vrh->vring.avail; in mic_vdev_info_show()
337 used = vrh->vring.used; in mic_vdev_info_show()
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| D | mic_virtio.c | 269 struct mic_vring *vr = &mvr->vring; in _mic_virtio_copy()
396 mvdev->mvr[i].vrh.vring.used = in mic_virtio_init_post()
428 mvdev->mvr[i].vring.info->avail_idx = 0; in mic_virtio_device_reset()
648 struct mic_vring *vr = &mvdev->mvr[i].vring; in mic_virtio_add_device()
735 mvr->vring.len); in mic_virtio_add_device()
736 free_pages((unsigned long)mvr->vring.va, in mic_virtio_add_device()
737 get_order(mvr->vring.len)); in mic_virtio_add_device()
788 mvr->vring.len); in mic_virtio_del_device()
789 free_pages((unsigned long)mvr->vring.va, in mic_virtio_del_device()
790 get_order(mvr->vring.len)); in mic_virtio_del_device()
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| D | mic_virtio.h | 57 struct mic_vring vring; member
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| /linux-4.1.27/Documentation/mic/mpssd/ |
| D | mpssd.c | 1028 start_virtblk(struct mic_info *mic, struct mic_vring *vring) in start_virtblk() argument
1037 VIRTIO_ID_BLOCK, vring, NULL, in start_virtblk()
1140 struct mic_vring vring; in virtio_block() local
1159 if (!start_virtblk(mic, &vring)) in virtio_block()
1192 while (vring.info->avail_idx != in virtio_block()
1193 le16toh(vring.vr.avail->idx)) { in virtio_block()
1196 vring.info->avail_idx & in virtio_block()
1197 (vring.vr.num - 1); in virtio_block()
1199 vring.vr.avail->ring[avail_idx]); in virtio_block()
1200 desc = &vring.vr.desc[desc_idx]; in virtio_block()
[all …]
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| /linux-4.1.27/include/linux/ |
| D | remoteproc.h | 305 struct fw_rsc_vdev_vring vring[0]; member
480 struct rproc_vring vring[RVDEV_NUM_VRINGS]; member
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| D | vringh.h | 53 struct vring vring; member
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| /linux-4.1.27/drivers/misc/mic/card/ |
| D | mic_virtio.c | 205 struct vring *vr = (struct vring *)(vq + 1); in mic_del_vq()
243 struct vring *vr; in mic_find_vq()
299 vr = (struct vring *)(vq + 1); in mic_find_vq()
|