| /Linux-v5.10/drivers/virtio/ |
| D | virtio_ring.c | 20 dev_err(&(_vq)->vq.vdev->dev, \
21 "%s:"fmt, (_vq)->vq.name, ##args); \
29 (_vq)->vq.name, (_vq)->in_use); \
57 dev_err(&_vq->vq.vdev->dev, \
58 "%s:"fmt, (_vq)->vq.name, ##args); \
61 #define START_USE(vq) argument
62 #define END_USE(vq) argument
63 #define LAST_ADD_TIME_UPDATE(vq) argument
64 #define LAST_ADD_TIME_CHECK(vq) argument
65 #define LAST_ADD_TIME_INVALID(vq) argument
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| D | virtio_vdpa.c | 39 struct virtqueue *vq; member
107 static bool virtio_vdpa_notify(struct virtqueue *vq) in virtio_vdpa_notify() argument
109 struct vdpa_device *vdpa = vd_get_vdpa(vq->vdev); in virtio_vdpa_notify()
112 ops->kick_vq(vdpa, vq->index); in virtio_vdpa_notify()
130 return vring_interrupt(0, info->vq); in virtio_vdpa_virtqueue_cb()
135 void (*callback)(struct virtqueue *vq), in virtio_vdpa_setup_vq() argument
143 struct virtqueue *vq; in virtio_vdpa_setup_vq() local
169 vq = vring_create_virtqueue(index, num, align, vdev, in virtio_vdpa_setup_vq()
172 if (!vq) { in virtio_vdpa_setup_vq()
181 ops->set_vq_num(vdpa, index, virtqueue_get_vring_size(vq)); in virtio_vdpa_setup_vq()
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| D | virtio_pci_legacy.c | 116 void (*callback)(struct virtqueue *vq), in setup_vq() argument
121 struct virtqueue *vq; in setup_vq() local
137 vq = vring_create_virtqueue(index, num, in setup_vq()
141 if (!vq) in setup_vq()
144 q_pfn = virtqueue_get_desc_addr(vq) >> VIRTIO_PCI_QUEUE_ADDR_SHIFT; in setup_vq()
156 vq->priv = (void __force *)vp_dev->ioaddr + VIRTIO_PCI_QUEUE_NOTIFY; in setup_vq()
167 return vq; in setup_vq()
172 vring_del_virtqueue(vq); in setup_vq()
178 struct virtqueue *vq = info->vq; in del_vq() local
179 struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev); in del_vq()
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| D | virtio_pci_common.c | 41 bool vp_notify(struct virtqueue *vq) in vp_notify() argument
45 iowrite16(vq->index, (void __iomem *)vq->priv); in vp_notify()
68 if (vring_interrupt(irq, info->vq) == IRQ_HANDLED) in vp_vring_interrupt()
175 void (*callback)(struct virtqueue *vq), in vp_setup_vq() argument
182 struct virtqueue *vq; in vp_setup_vq() local
189 vq = vp_dev->setup_vq(vp_dev, info, index, callback, name, ctx, in vp_setup_vq()
191 if (IS_ERR(vq)) in vp_setup_vq()
194 info->vq = vq; in vp_setup_vq()
204 return vq; in vp_setup_vq()
208 return vq; in vp_setup_vq()
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| /Linux-v5.10/drivers/vhost/ |
| D | vhost.c | 49 #define vhost_used_event(vq) ((__virtio16 __user *)&vq->avail->ring[vq->num]) argument
50 #define vhost_avail_event(vq) ((__virtio16 __user *)&vq->used->ring[vq->num]) argument
53 static void vhost_disable_cross_endian(struct vhost_virtqueue *vq) in vhost_disable_cross_endian() argument
55 vq->user_be = !virtio_legacy_is_little_endian(); in vhost_disable_cross_endian()
58 static void vhost_enable_cross_endian_big(struct vhost_virtqueue *vq) in vhost_enable_cross_endian_big() argument
60 vq->user_be = true; in vhost_enable_cross_endian_big()
63 static void vhost_enable_cross_endian_little(struct vhost_virtqueue *vq) in vhost_enable_cross_endian_little() argument
65 vq->user_be = false; in vhost_enable_cross_endian_little()
68 static long vhost_set_vring_endian(struct vhost_virtqueue *vq, int __user *argp) in vhost_set_vring_endian() argument
72 if (vq->private_data) in vhost_set_vring_endian()
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| D | net.c | 97 struct vhost_virtqueue *vq; member
108 struct vhost_virtqueue vq; member
228 static void vhost_net_enable_zcopy(int vq) in vhost_net_enable_zcopy() argument
230 vhost_net_zcopy_mask |= 0x1 << vq; in vhost_net_enable_zcopy()
234 vhost_net_ubuf_alloc(struct vhost_virtqueue *vq, bool zcopy) in vhost_net_ubuf_alloc() argument
245 ubufs->vq = vq; in vhost_net_ubuf_alloc()
359 struct vhost_virtqueue *vq) in vhost_zerocopy_signal_used() argument
362 container_of(vq, struct vhost_net_virtqueue, vq); in vhost_zerocopy_signal_used()
367 if (vq->heads[i].len == VHOST_DMA_FAILED_LEN) in vhost_zerocopy_signal_used()
369 if (VHOST_DMA_IS_DONE(vq->heads[i].len)) { in vhost_zerocopy_signal_used()
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| D | test.c | 45 struct vhost_virtqueue *vq = &n->vqs[VHOST_TEST_VQ]; in handle_vq() local
51 mutex_lock(&vq->mutex); in handle_vq()
52 private = vhost_vq_get_backend(vq); in handle_vq()
54 mutex_unlock(&vq->mutex); in handle_vq()
58 vhost_disable_notify(&n->dev, vq); in handle_vq()
61 head = vhost_get_vq_desc(vq, vq->iov, in handle_vq()
62 ARRAY_SIZE(vq->iov), in handle_vq()
69 if (head == vq->num) { in handle_vq()
70 if (unlikely(vhost_enable_notify(&n->dev, vq))) { in handle_vq()
71 vhost_disable_notify(&n->dev, vq); in handle_vq()
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| D | vhost.h | 142 struct vhost_virtqueue *vq; member
169 bool vhost_exceeds_weight(struct vhost_virtqueue *vq, int pkts, int total_len);
184 bool vhost_vq_access_ok(struct vhost_virtqueue *vq);
193 bool vhost_vq_is_setup(struct vhost_virtqueue *vq);
207 int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log,
210 int vq_meta_prefetch(struct vhost_virtqueue *vq);
212 struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type);
231 #define vq_err(vq, fmt, ...) do { \ argument
233 if ((vq)->error_ctx) \
234 eventfd_signal((vq)->error_ctx, 1);\
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| D | vsock.c | 85 struct vhost_virtqueue *vq) in vhost_transport_do_send_pkt() argument
92 mutex_lock(&vq->mutex); in vhost_transport_do_send_pkt()
94 if (!vhost_vq_get_backend(vq)) in vhost_transport_do_send_pkt()
98 vhost_disable_notify(&vsock->dev, vq); in vhost_transport_do_send_pkt()
111 vhost_enable_notify(&vsock->dev, vq); in vhost_transport_do_send_pkt()
120 head = vhost_get_vq_desc(vq, vq->iov, ARRAY_SIZE(vq->iov), in vhost_transport_do_send_pkt()
129 if (head == vq->num) { in vhost_transport_do_send_pkt()
137 if (unlikely(vhost_enable_notify(&vsock->dev, vq))) { in vhost_transport_do_send_pkt()
138 vhost_disable_notify(&vsock->dev, vq); in vhost_transport_do_send_pkt()
146 vq_err(vq, "Expected 0 output buffers, got %u\n", out); in vhost_transport_do_send_pkt()
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| D | scsi.c | 180 struct vhost_virtqueue vq; member
261 struct vhost_virtqueue *vq; in vhost_scsi_init_inflight() local
265 vq = &vs->vqs[i].vq; in vhost_scsi_init_inflight()
267 mutex_lock(&vq->mutex); in vhost_scsi_init_inflight()
280 mutex_unlock(&vq->mutex); in vhost_scsi_init_inflight()
285 vhost_scsi_get_inflight(struct vhost_virtqueue *vq) in vhost_scsi_get_inflight() argument
290 svq = container_of(vq, struct vhost_scsi_virtqueue, vq); in vhost_scsi_get_inflight()
346 struct vhost_scsi_virtqueue, vq); in vhost_scsi_release_cmd_res()
449 struct vhost_virtqueue *vq = &vs->vqs[VHOST_SCSI_VQ_EVT].vq; in vhost_scsi_allocate_evt() local
459 vq_err(vq, "Failed to allocate vhost_scsi_evt\n"); in vhost_scsi_allocate_evt()
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| /Linux-v5.10/arch/arm64/include/uapi/asm/ |
| D | sve_context.h | 31 #define __sve_vl_from_vq(vq) ((vq) * __SVE_VQ_BYTES) argument
33 #define __SVE_ZREG_SIZE(vq) ((__u32)(vq) * __SVE_VQ_BYTES) argument
34 #define __SVE_PREG_SIZE(vq) ((__u32)(vq) * (__SVE_VQ_BYTES / 8)) argument
35 #define __SVE_FFR_SIZE(vq) __SVE_PREG_SIZE(vq) argument
38 #define __SVE_ZREG_OFFSET(vq, n) \ argument
39 (__SVE_ZREGS_OFFSET + __SVE_ZREG_SIZE(vq) * (n))
40 #define __SVE_ZREGS_SIZE(vq) \ argument
41 (__SVE_ZREG_OFFSET(vq, __SVE_NUM_ZREGS) - __SVE_ZREGS_OFFSET)
43 #define __SVE_PREGS_OFFSET(vq) \ argument
44 (__SVE_ZREGS_OFFSET + __SVE_ZREGS_SIZE(vq))
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| D | sigcontext.h | 165 #define sve_vl_from_vq(vq) __sve_vl_from_vq(vq) argument
223 #define SVE_SIG_ZREG_SIZE(vq) __SVE_ZREG_SIZE(vq) argument
224 #define SVE_SIG_PREG_SIZE(vq) __SVE_PREG_SIZE(vq) argument
225 #define SVE_SIG_FFR_SIZE(vq) __SVE_FFR_SIZE(vq) argument
233 #define SVE_SIG_ZREG_OFFSET(vq, n) \ argument
234 (SVE_SIG_REGS_OFFSET + __SVE_ZREG_OFFSET(vq, n))
235 #define SVE_SIG_ZREGS_SIZE(vq) __SVE_ZREGS_SIZE(vq) argument
237 #define SVE_SIG_PREGS_OFFSET(vq) \ argument
238 (SVE_SIG_REGS_OFFSET + __SVE_PREGS_OFFSET(vq))
239 #define SVE_SIG_PREG_OFFSET(vq, n) \ argument
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| D | ptrace.h | 169 #define SVE_PT_FPSIMD_SIZE(vq, flags) (sizeof(struct user_fpsimd_state)) argument
200 #define SVE_PT_SVE_ZREG_SIZE(vq) __SVE_ZREG_SIZE(vq) argument
201 #define SVE_PT_SVE_PREG_SIZE(vq) __SVE_PREG_SIZE(vq) argument
202 #define SVE_PT_SVE_FFR_SIZE(vq) __SVE_FFR_SIZE(vq) argument
210 #define SVE_PT_SVE_ZREG_OFFSET(vq, n) \ argument
211 (SVE_PT_REGS_OFFSET + __SVE_ZREG_OFFSET(vq, n))
212 #define SVE_PT_SVE_ZREGS_SIZE(vq) \ argument
213 (SVE_PT_SVE_ZREG_OFFSET(vq, __SVE_NUM_ZREGS) - SVE_PT_SVE_ZREGS_OFFSET)
215 #define SVE_PT_SVE_PREGS_OFFSET(vq) \ argument
216 (SVE_PT_REGS_OFFSET + __SVE_PREGS_OFFSET(vq))
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| /Linux-v5.10/include/linux/ |
| D | virtio.h | 29 void (*callback)(struct virtqueue *vq);
37 int virtqueue_add_outbuf(struct virtqueue *vq,
42 int virtqueue_add_inbuf(struct virtqueue *vq,
47 int virtqueue_add_inbuf_ctx(struct virtqueue *vq,
53 int virtqueue_add_sgs(struct virtqueue *vq,
60 bool virtqueue_kick(struct virtqueue *vq);
62 bool virtqueue_kick_prepare(struct virtqueue *vq);
64 bool virtqueue_notify(struct virtqueue *vq);
66 void *virtqueue_get_buf(struct virtqueue *vq, unsigned int *len);
68 void *virtqueue_get_buf_ctx(struct virtqueue *vq, unsigned int *len,
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| /Linux-v5.10/tools/virtio/linux/ |
| D | virtio.h | 19 void (*callback)(struct virtqueue *vq);
28 int virtqueue_add_sgs(struct virtqueue *vq,
35 int virtqueue_add_outbuf(struct virtqueue *vq,
40 int virtqueue_add_inbuf(struct virtqueue *vq,
45 bool virtqueue_kick(struct virtqueue *vq);
47 void *virtqueue_get_buf(struct virtqueue *vq, unsigned int *len);
49 void virtqueue_disable_cb(struct virtqueue *vq);
51 bool virtqueue_enable_cb(struct virtqueue *vq);
52 bool virtqueue_enable_cb_delayed(struct virtqueue *vq);
54 void *virtqueue_detach_unused_buf(struct virtqueue *vq);
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| /Linux-v5.10/drivers/gpu/drm/virtio/ |
| D | virtgpu_trace.h | 12 TP_PROTO(struct virtqueue *vq, struct virtio_gpu_ctrl_hdr *hdr),
13 TP_ARGS(vq, hdr),
16 __field(unsigned int, vq)
24 __entry->dev = vq->vdev->index;
25 __entry->vq = vq->index;
26 __entry->name = vq->name;
33 __entry->dev, __entry->vq, __entry->name,
39 TP_PROTO(struct virtqueue *vq, struct virtio_gpu_ctrl_hdr *hdr),
40 TP_ARGS(vq, hdr)
44 TP_PROTO(struct virtqueue *vq, struct virtio_gpu_ctrl_hdr *hdr),
[all …]
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| /Linux-v5.10/tools/virtio/ |
| D | virtio_test.c | 35 struct virtqueue *vq; member
53 bool vq_notify(struct virtqueue *vq) in vq_notify() argument
55 struct vq_info *info = vq->priv; in vq_notify()
63 void vq_callback(struct virtqueue *vq) in vq_callback() argument
100 if (info->vq) in vq_reset()
101 vring_del_virtqueue(info->vq); in vq_reset()
105 info->vq = __vring_new_virtqueue(info->idx, info->vring, vdev, true, in vq_reset()
107 assert(info->vq); in vq_reset()
108 info->vq->priv = info; in vq_reset()
168 static void run_test(struct vdev_info *dev, struct vq_info *vq, in run_test() argument
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| /Linux-v5.10/net/vmw_vsock/ |
| D | virtio_transport.c | 90 struct virtqueue *vq; in virtio_transport_send_pkt_work() local
99 vq = vsock->vqs[VSOCK_VQ_TX]; in virtio_transport_send_pkt_work()
129 ret = virtqueue_add_sgs(vq, sgs, out_sg, in_sg, pkt, GFP_KERNEL); in virtio_transport_send_pkt_work()
155 virtqueue_kick(vq); in virtio_transport_send_pkt_work()
250 struct virtqueue *vq; in virtio_vsock_rx_fill() local
253 vq = vsock->vqs[VSOCK_VQ_RX]; in virtio_vsock_rx_fill()
274 ret = virtqueue_add_sgs(vq, sgs, 0, 2, pkt, GFP_KERNEL); in virtio_vsock_rx_fill()
280 } while (vq->num_free); in virtio_vsock_rx_fill()
283 virtqueue_kick(vq); in virtio_vsock_rx_fill()
290 struct virtqueue *vq; in virtio_transport_tx_work() local
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| /Linux-v5.10/tools/testing/selftests/arm64/fp/ |
| D | sve-probe-vls.c | 19 unsigned int vq; in main() local
33 for (vq = SVE_VQ_MAX; vq > 0; --vq) { in main()
34 vl = prctl(PR_SVE_SET_VL, vq * 16); in main()
43 vq = sve_vq_from_vl(vl); in main()
48 vqs[nvqs++] = vq; in main()
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| /Linux-v5.10/drivers/staging/media/sunxi/cedrus/ |
| D | cedrus_video.c | 280 struct vb2_queue *vq; in cedrus_s_fmt_vid_cap() local
283 vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); in cedrus_s_fmt_vid_cap()
284 if (vb2_is_busy(vq)) in cedrus_s_fmt_vid_cap()
300 struct vb2_queue *vq; in cedrus_s_fmt_vid_out() local
308 vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type); in cedrus_s_fmt_vid_out()
314 if (vb2_is_streaming(vq) || (vb2_is_busy(vq) && in cedrus_s_fmt_vid_out()
335 vq->subsystem_flags |= in cedrus_s_fmt_vid_out()
339 vq->subsystem_flags &= in cedrus_s_fmt_vid_out()
387 static int cedrus_queue_setup(struct vb2_queue *vq, unsigned int *nbufs, in cedrus_queue_setup() argument
391 struct cedrus_ctx *ctx = vb2_get_drv_priv(vq); in cedrus_queue_setup()
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| /Linux-v5.10/drivers/vdpa/vdpa_sim/ |
| D | vdpa_sim.c | 120 struct vdpasim_virtqueue *vq = &vdpasim->vqs[idx]; in vdpasim_queue_ready() local
122 vringh_init_iotlb(&vq->vring, vdpasim_features, in vdpasim_queue_ready()
124 (struct vring_desc *)(uintptr_t)vq->desc_addr, in vdpasim_queue_ready()
126 (uintptr_t)vq->driver_addr, in vdpasim_queue_ready()
128 (uintptr_t)vq->device_addr); in vdpasim_queue_ready()
131 static void vdpasim_vq_reset(struct vdpasim_virtqueue *vq) in vdpasim_vq_reset() argument
133 vq->ready = false; in vdpasim_vq_reset()
134 vq->desc_addr = 0; in vdpasim_vq_reset()
135 vq->driver_addr = 0; in vdpasim_vq_reset()
136 vq->device_addr = 0; in vdpasim_vq_reset()
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| /Linux-v5.10/arch/um/drivers/ |
| D | virtio_uml.c | 69 struct virtqueue *vq; member
358 struct virtqueue *vq; in vu_req_interrupt() local
379 virtio_device_for_each_vq((&vu_dev->vdev), vq) { in vu_req_interrupt()
380 if (vq->index == msg.msg.payload.vring_state.index) { in vu_req_interrupt()
382 vring_interrupt(0 /* ignored */, vq); in vu_req_interrupt()
722 static bool vu_notify(struct virtqueue *vq) in vu_notify() argument
724 struct virtio_uml_vq_info *info = vq->priv; in vu_notify()
733 vu_dev = to_virtio_uml_device(vq->vdev); in vu_notify()
736 vq->index, 0) == 0; in vu_notify()
747 struct virtqueue *vq = opaque; in vu_interrupt() local
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| /Linux-v5.10/arch/arm64/kvm/ |
| D | guest.c | 264 #define vq_word(vq) (((vq) - SVE_VQ_MIN) / 64) argument
265 #define vq_mask(vq) ((u64)1 << ((vq) - SVE_VQ_MIN) % 64) argument
266 #define vq_present(vqs, vq) (!!((vqs)[vq_word(vq)] & vq_mask(vq))) argument
270 unsigned int max_vq, vq; in get_sve_vls() local
282 for (vq = SVE_VQ_MIN; vq <= max_vq; ++vq) in get_sve_vls()
283 if (sve_vq_available(vq)) in get_sve_vls()
284 vqs[vq_word(vq)] |= vq_mask(vq); in get_sve_vls()
294 unsigned int max_vq, vq; in set_sve_vls() local
310 for (vq = SVE_VQ_MIN; vq <= SVE_VQ_MAX; ++vq) in set_sve_vls()
311 if (vq_present(vqs, vq)) in set_sve_vls()
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| /Linux-v5.10/drivers/remoteproc/ |
| D | remoteproc_virtio.c | 27 static bool rproc_virtio_notify(struct virtqueue *vq) in rproc_virtio_notify() argument
29 struct rproc_vring *rvring = vq->priv; in rproc_virtio_notify()
58 if (!rvring || !rvring->vq) in rproc_vq_interrupt()
61 return vring_interrupt(0, rvring->vq); in rproc_vq_interrupt()
67 void (*callback)(struct virtqueue *vq), in rp_find_vq() argument
76 struct virtqueue *vq; in rp_find_vq() local
108 vq = vring_new_virtqueue(id, len, rvring->align, vdev, false, ctx, in rp_find_vq()
110 if (!vq) { in rp_find_vq()
116 rvring->vq = vq; in rp_find_vq()
117 vq->priv = rvring; in rp_find_vq()
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| /Linux-v5.10/drivers/scsi/ |
| D | virtio_scsi.c | 67 struct virtqueue *vq; member
178 struct virtqueue *vq = virtscsi_vq->vq; in virtscsi_vq_done() local
182 virtqueue_disable_cb(vq); in virtscsi_vq_done()
183 while ((buf = virtqueue_get_buf(vq, &len)) != NULL) in virtscsi_vq_done()
186 if (unlikely(virtqueue_is_broken(vq))) in virtscsi_vq_done()
188 } while (!virtqueue_enable_cb(vq)); in virtscsi_vq_done()
192 static void virtscsi_req_done(struct virtqueue *vq) in virtscsi_req_done() argument
194 struct Scsi_Host *sh = virtio_scsi_host(vq->vdev); in virtscsi_req_done()
196 int index = vq->index - VIRTIO_SCSI_VQ_BASE; in virtscsi_req_done()
220 static void virtscsi_ctrl_done(struct virtqueue *vq) in virtscsi_ctrl_done() argument
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