Lines Matching refs:mdev
22 vp_modern_map_capability(struct virtio_pci_modern_device *mdev, int off, in vp_modern_map_capability() argument
26 struct pci_dev *dev = mdev->pci_dev; in vp_modern_map_capability()
40 if (bar >= PCI_STD_NUM_BARS || !(mdev->modern_bars & (1 << bar))) { in vp_modern_map_capability()
215 int vp_modern_probe(struct virtio_pci_modern_device *mdev) in vp_modern_probe() argument
217 struct pci_dev *pci_dev = mdev->pci_dev; in vp_modern_probe()
232 mdev->id.device = pci_dev->subsystem_device; in vp_modern_probe()
235 mdev->id.device = pci_dev->device - 0x1040; in vp_modern_probe()
237 mdev->id.vendor = pci_dev->subsystem_vendor; in vp_modern_probe()
242 &mdev->modern_bars); in vp_modern_probe()
252 &mdev->modern_bars); in vp_modern_probe()
255 &mdev->modern_bars); in vp_modern_probe()
275 &mdev->modern_bars); in vp_modern_probe()
277 err = pci_request_selected_regions(pci_dev, mdev->modern_bars, in vp_modern_probe()
283 mdev->common = vp_modern_map_capability(mdev, common, in vp_modern_probe()
287 if (!mdev->common) in vp_modern_probe()
289 mdev->isr = vp_modern_map_capability(mdev, isr, sizeof(u8), 1, in vp_modern_probe()
292 if (!mdev->isr) in vp_modern_probe()
299 &mdev->notify_offset_multiplier); in vp_modern_probe()
316 mdev->notify_base = vp_modern_map_capability(mdev, notify, in vp_modern_probe()
319 &mdev->notify_len, in vp_modern_probe()
320 &mdev->notify_pa); in vp_modern_probe()
321 if (!mdev->notify_base) in vp_modern_probe()
324 mdev->notify_map_cap = notify; in vp_modern_probe()
331 mdev->device = vp_modern_map_capability(mdev, device, 0, 4, in vp_modern_probe()
333 &mdev->device_len, in vp_modern_probe()
335 if (!mdev->device) in vp_modern_probe()
342 if (mdev->notify_base) in vp_modern_probe()
343 pci_iounmap(pci_dev, mdev->notify_base); in vp_modern_probe()
345 pci_iounmap(pci_dev, mdev->isr); in vp_modern_probe()
347 pci_iounmap(pci_dev, mdev->common); in vp_modern_probe()
349 pci_release_selected_regions(pci_dev, mdev->modern_bars); in vp_modern_probe()
358 void vp_modern_remove(struct virtio_pci_modern_device *mdev) in vp_modern_remove() argument
360 struct pci_dev *pci_dev = mdev->pci_dev; in vp_modern_remove()
362 if (mdev->device) in vp_modern_remove()
363 pci_iounmap(pci_dev, mdev->device); in vp_modern_remove()
364 if (mdev->notify_base) in vp_modern_remove()
365 pci_iounmap(pci_dev, mdev->notify_base); in vp_modern_remove()
366 pci_iounmap(pci_dev, mdev->isr); in vp_modern_remove()
367 pci_iounmap(pci_dev, mdev->common); in vp_modern_remove()
368 pci_release_selected_regions(pci_dev, mdev->modern_bars); in vp_modern_remove()
378 u64 vp_modern_get_features(struct virtio_pci_modern_device *mdev) in vp_modern_get_features() argument
380 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_get_features()
399 u64 vp_modern_get_driver_features(struct virtio_pci_modern_device *mdev) in vp_modern_get_driver_features() argument
401 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_get_driver_features()
419 void vp_modern_set_features(struct virtio_pci_modern_device *mdev, in vp_modern_set_features() argument
422 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_set_features()
437 u32 vp_modern_generation(struct virtio_pci_modern_device *mdev) in vp_modern_generation() argument
439 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_generation()
451 u8 vp_modern_get_status(struct virtio_pci_modern_device *mdev) in vp_modern_get_status() argument
453 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_get_status()
464 void vp_modern_set_status(struct virtio_pci_modern_device *mdev, in vp_modern_set_status() argument
467 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_set_status()
483 int vp_modern_get_queue_reset(struct virtio_pci_modern_device *mdev, u16 index) in vp_modern_get_queue_reset() argument
487 cfg = (struct virtio_pci_modern_common_cfg __iomem *)mdev->common; in vp_modern_get_queue_reset()
499 void vp_modern_set_queue_reset(struct virtio_pci_modern_device *mdev, u16 index) in vp_modern_set_queue_reset() argument
503 cfg = (struct virtio_pci_modern_common_cfg __iomem *)mdev->common; in vp_modern_set_queue_reset()
524 u16 vp_modern_queue_vector(struct virtio_pci_modern_device *mdev, in vp_modern_queue_vector() argument
527 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_queue_vector()
543 u16 vp_modern_config_vector(struct virtio_pci_modern_device *mdev, in vp_modern_config_vector() argument
546 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_config_vector()
564 void vp_modern_queue_address(struct virtio_pci_modern_device *mdev, in vp_modern_queue_address() argument
568 struct virtio_pci_common_cfg __iomem *cfg = mdev->common; in vp_modern_queue_address()
587 void vp_modern_set_queue_enable(struct virtio_pci_modern_device *mdev, in vp_modern_set_queue_enable() argument
590 vp_iowrite16(index, &mdev->common->queue_select); in vp_modern_set_queue_enable()
591 vp_iowrite16(enable, &mdev->common->queue_enable); in vp_modern_set_queue_enable()
602 bool vp_modern_get_queue_enable(struct virtio_pci_modern_device *mdev, in vp_modern_get_queue_enable() argument
605 vp_iowrite16(index, &mdev->common->queue_select); in vp_modern_get_queue_enable()
607 return vp_ioread16(&mdev->common->queue_enable); in vp_modern_get_queue_enable()
617 void vp_modern_set_queue_size(struct virtio_pci_modern_device *mdev, in vp_modern_set_queue_size() argument
620 vp_iowrite16(index, &mdev->common->queue_select); in vp_modern_set_queue_size()
621 vp_iowrite16(size, &mdev->common->queue_size); in vp_modern_set_queue_size()
633 u16 vp_modern_get_queue_size(struct virtio_pci_modern_device *mdev, in vp_modern_get_queue_size() argument
636 vp_iowrite16(index, &mdev->common->queue_select); in vp_modern_get_queue_size()
638 return vp_ioread16(&mdev->common->queue_size); in vp_modern_get_queue_size()
649 u16 vp_modern_get_num_queues(struct virtio_pci_modern_device *mdev) in vp_modern_get_num_queues() argument
651 return vp_ioread16(&mdev->common->num_queues); in vp_modern_get_num_queues()
662 static u16 vp_modern_get_queue_notify_off(struct virtio_pci_modern_device *mdev, in vp_modern_get_queue_notify_off() argument
665 vp_iowrite16(index, &mdev->common->queue_select); in vp_modern_get_queue_notify_off()
667 return vp_ioread16(&mdev->common->queue_notify_off); in vp_modern_get_queue_notify_off()
679 void __iomem *vp_modern_map_vq_notify(struct virtio_pci_modern_device *mdev, in vp_modern_map_vq_notify() argument
682 u16 off = vp_modern_get_queue_notify_off(mdev, index); in vp_modern_map_vq_notify()
684 if (mdev->notify_base) { in vp_modern_map_vq_notify()
686 if ((u64)off * mdev->notify_offset_multiplier + 2 in vp_modern_map_vq_notify()
687 > mdev->notify_len) { in vp_modern_map_vq_notify()
688 dev_warn(&mdev->pci_dev->dev, in vp_modern_map_vq_notify()
691 off, mdev->notify_offset_multiplier, in vp_modern_map_vq_notify()
692 index, mdev->notify_len); in vp_modern_map_vq_notify()
696 *pa = mdev->notify_pa + in vp_modern_map_vq_notify()
697 off * mdev->notify_offset_multiplier; in vp_modern_map_vq_notify()
698 return mdev->notify_base + off * mdev->notify_offset_multiplier; in vp_modern_map_vq_notify()
700 return vp_modern_map_capability(mdev, in vp_modern_map_vq_notify()
701 mdev->notify_map_cap, 2, 2, in vp_modern_map_vq_notify()
702 off * mdev->notify_offset_multiplier, 2, in vp_modern_map_vq_notify()