Lines Matching refs:vp_dev
33 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_synchronize_vectors() local
36 if (vp_dev->intx_enabled) in vp_synchronize_vectors()
37 synchronize_irq(vp_dev->pci_dev->irq); in vp_synchronize_vectors()
39 for (i = 0; i < vp_dev->msix_vectors; ++i) in vp_synchronize_vectors()
40 synchronize_irq(pci_irq_vector(vp_dev->pci_dev, i)); in vp_synchronize_vectors()
55 struct virtio_pci_device *vp_dev = opaque; in vp_config_changed() local
57 virtio_config_changed(&vp_dev->vdev); in vp_config_changed()
64 struct virtio_pci_device *vp_dev = opaque; in vp_vring_interrupt() local
69 spin_lock_irqsave(&vp_dev->lock, flags); in vp_vring_interrupt()
70 list_for_each_entry(info, &vp_dev->virtqueues, node) { in vp_vring_interrupt()
74 spin_unlock_irqrestore(&vp_dev->lock, flags); in vp_vring_interrupt()
87 struct virtio_pci_device *vp_dev = opaque; in vp_interrupt() local
92 isr = ioread8(vp_dev->isr); in vp_interrupt()
108 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_request_msix_vectors() local
109 const char *name = dev_name(&vp_dev->vdev.dev); in vp_request_msix_vectors()
114 vp_dev->msix_vectors = nvectors; in vp_request_msix_vectors()
116 vp_dev->msix_names = kmalloc_array(nvectors, in vp_request_msix_vectors()
117 sizeof(*vp_dev->msix_names), in vp_request_msix_vectors()
119 if (!vp_dev->msix_names) in vp_request_msix_vectors()
121 vp_dev->msix_affinity_masks in vp_request_msix_vectors()
122 = kcalloc(nvectors, sizeof(*vp_dev->msix_affinity_masks), in vp_request_msix_vectors()
124 if (!vp_dev->msix_affinity_masks) in vp_request_msix_vectors()
127 if (!alloc_cpumask_var(&vp_dev->msix_affinity_masks[i], in vp_request_msix_vectors()
136 err = pci_alloc_irq_vectors_affinity(vp_dev->pci_dev, nvectors, in vp_request_msix_vectors()
140 vp_dev->msix_enabled = 1; in vp_request_msix_vectors()
143 v = vp_dev->msix_used_vectors; in vp_request_msix_vectors()
144 snprintf(vp_dev->msix_names[v], sizeof *vp_dev->msix_names, in vp_request_msix_vectors()
146 err = request_irq(pci_irq_vector(vp_dev->pci_dev, v), in vp_request_msix_vectors()
147 vp_config_changed, 0, vp_dev->msix_names[v], in vp_request_msix_vectors()
148 vp_dev); in vp_request_msix_vectors()
151 ++vp_dev->msix_used_vectors; in vp_request_msix_vectors()
153 v = vp_dev->config_vector(vp_dev, v); in vp_request_msix_vectors()
162 v = vp_dev->msix_used_vectors; in vp_request_msix_vectors()
163 snprintf(vp_dev->msix_names[v], sizeof *vp_dev->msix_names, in vp_request_msix_vectors()
165 err = request_irq(pci_irq_vector(vp_dev->pci_dev, v), in vp_request_msix_vectors()
166 vp_vring_interrupt, 0, vp_dev->msix_names[v], in vp_request_msix_vectors()
167 vp_dev); in vp_request_msix_vectors()
170 ++vp_dev->msix_used_vectors; in vp_request_msix_vectors()
183 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_setup_vq() local
192 vq = vp_dev->setup_vq(vp_dev, info, index, callback, name, ctx, in vp_setup_vq()
199 spin_lock_irqsave(&vp_dev->lock, flags); in vp_setup_vq()
200 list_add(&info->node, &vp_dev->virtqueues); in vp_setup_vq()
201 spin_unlock_irqrestore(&vp_dev->lock, flags); in vp_setup_vq()
206 vp_dev->vqs[index] = info; in vp_setup_vq()
216 struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev); in vp_del_vq() local
217 struct virtio_pci_vq_info *info = vp_dev->vqs[vq->index]; in vp_del_vq()
220 spin_lock_irqsave(&vp_dev->lock, flags); in vp_del_vq()
222 spin_unlock_irqrestore(&vp_dev->lock, flags); in vp_del_vq()
224 vp_dev->del_vq(info); in vp_del_vq()
231 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_del_vqs() local
236 if (vp_dev->per_vq_vectors) { in vp_del_vqs()
237 int v = vp_dev->vqs[vq->index]->msix_vector; in vp_del_vqs()
240 int irq = pci_irq_vector(vp_dev->pci_dev, v); in vp_del_vqs()
248 vp_dev->per_vq_vectors = false; in vp_del_vqs()
250 if (vp_dev->intx_enabled) { in vp_del_vqs()
251 free_irq(vp_dev->pci_dev->irq, vp_dev); in vp_del_vqs()
252 vp_dev->intx_enabled = 0; in vp_del_vqs()
255 for (i = 0; i < vp_dev->msix_used_vectors; ++i) in vp_del_vqs()
256 free_irq(pci_irq_vector(vp_dev->pci_dev, i), vp_dev); in vp_del_vqs()
258 for (i = 0; i < vp_dev->msix_vectors; i++) in vp_del_vqs()
259 if (vp_dev->msix_affinity_masks[i]) in vp_del_vqs()
260 free_cpumask_var(vp_dev->msix_affinity_masks[i]); in vp_del_vqs()
262 if (vp_dev->msix_enabled) { in vp_del_vqs()
264 vp_dev->config_vector(vp_dev, VIRTIO_MSI_NO_VECTOR); in vp_del_vqs()
266 pci_free_irq_vectors(vp_dev->pci_dev); in vp_del_vqs()
267 vp_dev->msix_enabled = 0; in vp_del_vqs()
270 vp_dev->msix_vectors = 0; in vp_del_vqs()
271 vp_dev->msix_used_vectors = 0; in vp_del_vqs()
272 kfree(vp_dev->msix_names); in vp_del_vqs()
273 vp_dev->msix_names = NULL; in vp_del_vqs()
274 kfree(vp_dev->msix_affinity_masks); in vp_del_vqs()
275 vp_dev->msix_affinity_masks = NULL; in vp_del_vqs()
276 kfree(vp_dev->vqs); in vp_del_vqs()
277 vp_dev->vqs = NULL; in vp_del_vqs()
286 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_find_vqs_msix() local
290 vp_dev->vqs = kcalloc(nvqs, sizeof(*vp_dev->vqs), GFP_KERNEL); in vp_find_vqs_msix()
291 if (!vp_dev->vqs) in vp_find_vqs_msix()
310 vp_dev->per_vq_vectors = per_vq_vectors; in vp_find_vqs_msix()
311 allocated_vectors = vp_dev->msix_used_vectors; in vp_find_vqs_msix()
320 else if (vp_dev->per_vq_vectors) in vp_find_vqs_msix()
332 if (!vp_dev->per_vq_vectors || msix_vec == VIRTIO_MSI_NO_VECTOR) in vp_find_vqs_msix()
336 snprintf(vp_dev->msix_names[msix_vec], in vp_find_vqs_msix()
337 sizeof *vp_dev->msix_names, in vp_find_vqs_msix()
339 dev_name(&vp_dev->vdev.dev), names[i]); in vp_find_vqs_msix()
340 err = request_irq(pci_irq_vector(vp_dev->pci_dev, msix_vec), in vp_find_vqs_msix()
342 vp_dev->msix_names[msix_vec], in vp_find_vqs_msix()
358 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_find_vqs_intx() local
361 vp_dev->vqs = kcalloc(nvqs, sizeof(*vp_dev->vqs), GFP_KERNEL); in vp_find_vqs_intx()
362 if (!vp_dev->vqs) in vp_find_vqs_intx()
365 err = request_irq(vp_dev->pci_dev->irq, vp_interrupt, IRQF_SHARED, in vp_find_vqs_intx()
366 dev_name(&vdev->dev), vp_dev); in vp_find_vqs_intx()
370 vp_dev->intx_enabled = 1; in vp_find_vqs_intx()
371 vp_dev->per_vq_vectors = false; in vp_find_vqs_intx()
414 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_bus_name() local
416 return pci_name(vp_dev->pci_dev); in vp_bus_name()
427 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_set_vq_affinity() local
428 struct virtio_pci_vq_info *info = vp_dev->vqs[vq->index]; in vp_set_vq_affinity()
435 if (vp_dev->msix_enabled) { in vp_set_vq_affinity()
436 mask = vp_dev->msix_affinity_masks[info->msix_vector]; in vp_set_vq_affinity()
437 irq = pci_irq_vector(vp_dev->pci_dev, info->msix_vector); in vp_set_vq_affinity()
450 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in vp_get_vq_affinity() local
452 if (!vp_dev->per_vq_vectors || in vp_get_vq_affinity()
453 vp_dev->vqs[index]->msix_vector == VIRTIO_MSI_NO_VECTOR) in vp_get_vq_affinity()
456 return pci_irq_get_affinity(vp_dev->pci_dev, in vp_get_vq_affinity()
457 vp_dev->vqs[index]->msix_vector); in vp_get_vq_affinity()
464 struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); in virtio_pci_freeze() local
467 ret = virtio_device_freeze(&vp_dev->vdev); in virtio_pci_freeze()
477 struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); in virtio_pci_restore() local
485 return virtio_device_restore(&vp_dev->vdev); in virtio_pci_restore()
505 struct virtio_pci_device *vp_dev = to_vp_device(vdev); in virtio_pci_release_dev() local
510 kfree(vp_dev); in virtio_pci_release_dev()
516 struct virtio_pci_device *vp_dev, *reg_dev = NULL; in virtio_pci_probe() local
520 vp_dev = kzalloc(sizeof(struct virtio_pci_device), GFP_KERNEL); in virtio_pci_probe()
521 if (!vp_dev) in virtio_pci_probe()
524 pci_set_drvdata(pci_dev, vp_dev); in virtio_pci_probe()
525 vp_dev->vdev.dev.parent = &pci_dev->dev; in virtio_pci_probe()
526 vp_dev->vdev.dev.release = virtio_pci_release_dev; in virtio_pci_probe()
527 vp_dev->pci_dev = pci_dev; in virtio_pci_probe()
528 INIT_LIST_HEAD(&vp_dev->virtqueues); in virtio_pci_probe()
529 spin_lock_init(&vp_dev->lock); in virtio_pci_probe()
537 rc = virtio_pci_legacy_probe(vp_dev); in virtio_pci_probe()
540 rc = virtio_pci_modern_probe(vp_dev); in virtio_pci_probe()
544 rc = virtio_pci_modern_probe(vp_dev); in virtio_pci_probe()
546 rc = virtio_pci_legacy_probe(vp_dev); in virtio_pci_probe()
553 rc = register_virtio_device(&vp_dev->vdev); in virtio_pci_probe()
554 reg_dev = vp_dev; in virtio_pci_probe()
561 if (vp_dev->ioaddr) in virtio_pci_probe()
562 virtio_pci_legacy_remove(vp_dev); in virtio_pci_probe()
564 virtio_pci_modern_remove(vp_dev); in virtio_pci_probe()
569 put_device(&vp_dev->vdev.dev); in virtio_pci_probe()
571 kfree(vp_dev); in virtio_pci_probe()
577 struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); in virtio_pci_remove() local
578 struct device *dev = get_device(&vp_dev->vdev.dev); in virtio_pci_remove()
582 unregister_virtio_device(&vp_dev->vdev); in virtio_pci_remove()
584 if (vp_dev->ioaddr) in virtio_pci_remove()
585 virtio_pci_legacy_remove(vp_dev); in virtio_pci_remove()
587 virtio_pci_modern_remove(vp_dev); in virtio_pci_remove()
595 struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); in virtio_pci_sriov_configure() local
596 struct virtio_device *vdev = &vp_dev->vdev; in virtio_pci_sriov_configure()