Lines Matching refs:lynx
97 lynx_get(struct pcilynx *lynx) in lynx_get() argument
99 kref_get(&lynx->kref); in lynx_get()
101 return lynx; in lynx_get()
111 lynx_put(struct pcilynx *lynx) in lynx_put() argument
113 kref_put(&lynx->kref, lynx_release); in lynx_put()
117 struct pcilynx *lynx; member
157 list_empty(&client->lynx->link)) in packet_buffer_get()
226 reg_write(struct pcilynx *lynx, int offset, u32 data) in reg_write() argument
228 writel(data, lynx->registers + offset); in reg_write()
232 reg_read(struct pcilynx *lynx, int offset) in reg_read() argument
234 return readl(lynx->registers + offset); in reg_read()
238 reg_set_bits(struct pcilynx *lynx, int offset, u32 mask) in reg_set_bits() argument
240 reg_write(lynx, offset, (reg_read(lynx, offset) | mask)); in reg_set_bits()
248 run_pcl(struct pcilynx *lynx, dma_addr_t pcl_bus, in run_pcl() argument
251 reg_write(lynx, DMA0_CURRENT_PCL + dmachan * 0x20, pcl_bus); in run_pcl()
252 reg_write(lynx, DMA0_CHAN_CTRL + dmachan * 0x20, in run_pcl()
257 set_phy_reg(struct pcilynx *lynx, int addr, int val) in set_phy_reg() argument
260 dev_err(&lynx->pci_device->dev, in set_phy_reg()
265 dev_err(&lynx->pci_device->dev, in set_phy_reg()
269 reg_write(lynx, LINK_PHY, LINK_PHY_WRITE | in set_phy_reg()
280 struct pcilynx *tmp, *lynx = NULL; in nosy_open() local
285 lynx = lynx_get(tmp); in nosy_open()
289 if (lynx == NULL) in nosy_open()
297 client->lynx = lynx; in nosy_open()
308 lynx_put(lynx); in nosy_open()
317 struct pcilynx *lynx = client->lynx; in nosy_release() local
319 spin_lock_irq(&lynx->client_list_lock); in nosy_release()
321 spin_unlock_irq(&lynx->client_list_lock); in nosy_release()
325 lynx_put(lynx); in nosy_release()
341 if (list_empty(&client->lynx->link)) in nosy_poll()
359 spinlock_t *client_list_lock = &client->lynx->client_list_lock; in nosy_ioctl()
376 list_add_tail(&client->link, &client->lynx->client_list); in nosy_ioctl()
413 packet_irq_handler(struct pcilynx *lynx) in packet_irq_handler() argument
422 length = __le32_to_cpu(lynx->rcv_pcl->pcl_status) & 0x00001fff; in packet_irq_handler()
423 tcode = __le32_to_cpu(lynx->rcv_buffer[1]) >> 4 & 0xf; in packet_irq_handler()
426 lynx->rcv_buffer[0] = (__force __le32)tv.tv_usec; in packet_irq_handler()
433 spin_lock(&lynx->client_list_lock); in packet_irq_handler()
435 list_for_each_entry(client, &lynx->client_list, link) in packet_irq_handler()
438 lynx->rcv_buffer, length + 4); in packet_irq_handler()
440 spin_unlock(&lynx->client_list_lock); in packet_irq_handler()
444 bus_reset_irq_handler(struct pcilynx *lynx) in bus_reset_irq_handler() argument
451 spin_lock(&lynx->client_list_lock); in bus_reset_irq_handler()
453 list_for_each_entry(client, &lynx->client_list, link) in bus_reset_irq_handler()
456 spin_unlock(&lynx->client_list_lock); in bus_reset_irq_handler()
462 struct pcilynx *lynx = device; in irq_handler() local
465 pci_int_status = reg_read(lynx, PCI_INT_STATUS); in irq_handler()
478 link_int_status = reg_read(lynx, LINK_INT_STATUS); in irq_handler()
479 reg_write(lynx, LINK_INT_STATUS, link_int_status); in irq_handler()
482 bus_reset_irq_handler(lynx); in irq_handler()
489 reg_write(lynx, PCI_INT_STATUS, pci_int_status); in irq_handler()
492 packet_irq_handler(lynx); in irq_handler()
493 run_pcl(lynx, lynx->rcv_start_pcl_bus, 0); in irq_handler()
502 struct pcilynx *lynx = pci_get_drvdata(dev); in remove_card() local
506 list_del_init(&lynx->link); in remove_card()
507 misc_deregister(&lynx->misc); in remove_card()
510 reg_write(lynx, PCI_INT_ENABLE, 0); in remove_card()
511 free_irq(lynx->pci_device->irq, lynx); in remove_card()
513 spin_lock_irq(&lynx->client_list_lock); in remove_card()
514 list_for_each_entry(client, &lynx->client_list, link) in remove_card()
516 spin_unlock_irq(&lynx->client_list_lock); in remove_card()
518 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in remove_card()
519 lynx->rcv_start_pcl, lynx->rcv_start_pcl_bus); in remove_card()
520 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in remove_card()
521 lynx->rcv_pcl, lynx->rcv_pcl_bus); in remove_card()
522 pci_free_consistent(lynx->pci_device, PAGE_SIZE, in remove_card()
523 lynx->rcv_buffer, lynx->rcv_buffer_bus); in remove_card()
525 iounmap(lynx->registers); in remove_card()
527 lynx_put(lynx); in remove_card()
535 struct pcilynx *lynx; in add_card() local
550 lynx = kzalloc(sizeof *lynx, GFP_KERNEL); in add_card()
551 if (lynx == NULL) { in add_card()
556 lynx->pci_device = dev; in add_card()
557 pci_set_drvdata(dev, lynx); in add_card()
559 spin_lock_init(&lynx->client_list_lock); in add_card()
560 INIT_LIST_HEAD(&lynx->client_list); in add_card()
561 kref_init(&lynx->kref); in add_card()
563 lynx->registers = ioremap_nocache(pci_resource_start(dev, 0), in add_card()
566 lynx->rcv_start_pcl = pci_alloc_consistent(lynx->pci_device, in add_card()
567 sizeof(struct pcl), &lynx->rcv_start_pcl_bus); in add_card()
568 lynx->rcv_pcl = pci_alloc_consistent(lynx->pci_device, in add_card()
569 sizeof(struct pcl), &lynx->rcv_pcl_bus); in add_card()
570 lynx->rcv_buffer = pci_alloc_consistent(lynx->pci_device, in add_card()
571 RCV_BUFFER_SIZE, &lynx->rcv_buffer_bus); in add_card()
572 if (lynx->rcv_start_pcl == NULL || in add_card()
573 lynx->rcv_pcl == NULL || in add_card()
574 lynx->rcv_buffer == NULL) { in add_card()
579 lynx->rcv_start_pcl->next = cpu_to_le32(lynx->rcv_pcl_bus); in add_card()
580 lynx->rcv_pcl->next = cpu_to_le32(PCL_NEXT_INVALID); in add_card()
581 lynx->rcv_pcl->async_error_next = cpu_to_le32(PCL_NEXT_INVALID); in add_card()
583 lynx->rcv_pcl->buffer[0].control = in add_card()
585 lynx->rcv_pcl->buffer[0].pointer = in add_card()
586 cpu_to_le32(lynx->rcv_buffer_bus + 4); in add_card()
587 p = lynx->rcv_buffer_bus + 2048; in add_card()
588 end = lynx->rcv_buffer_bus + RCV_BUFFER_SIZE; in add_card()
590 lynx->rcv_pcl->buffer[i].control = in add_card()
592 lynx->rcv_pcl->buffer[i].pointer = cpu_to_le32(p); in add_card()
594 lynx->rcv_pcl->buffer[i - 1].control |= cpu_to_le32(PCL_LAST_BUFF); in add_card()
596 reg_set_bits(lynx, MISC_CONTROL, MISC_CONTROL_SWRESET); in add_card()
598 reg_write(lynx, DMA0_CHAN_CTRL, 0); in add_card()
599 reg_write(lynx, DMA_GLOBAL_REGISTER, 0x00 << 24); in add_card()
603 if ((get_phy_reg(lynx, 2) & 0xe0) == 0xe0) { in add_card()
604 lynx->phyic.reg_1394a = 1; in add_card()
605 PRINT(KERN_INFO, lynx->id, in add_card()
607 lynx->phyic.vendor = get_phy_vendorid(lynx); in add_card()
608 lynx->phyic.product = get_phy_productid(lynx); in add_card()
610 lynx->phyic.reg_1394a = 0; in add_card()
611 PRINT(KERN_INFO, lynx->id, "found old 1394 PHY"); in add_card()
616 reg_write(lynx, FIFO_SIZES, 255); in add_card()
618 reg_set_bits(lynx, PCI_INT_ENABLE, PCI_INT_DMA_ALL); in add_card()
620 reg_write(lynx, LINK_INT_ENABLE, in add_card()
628 set_phy_reg(lynx, 4, 0); in add_card()
631 reg_set_bits(lynx, LINK_CONTROL, LINK_CONTROL_SNOOP_ENABLE); in add_card()
633 run_pcl(lynx, lynx->rcv_start_pcl_bus, 0); in add_card()
636 driver_name, lynx)) { in add_card()
643 lynx->misc.parent = &dev->dev; in add_card()
644 lynx->misc.minor = MISC_DYNAMIC_MINOR; in add_card()
645 lynx->misc.name = "nosy"; in add_card()
646 lynx->misc.fops = &nosy_ops; in add_card()
649 ret = misc_register(&lynx->misc); in add_card()
655 list_add_tail(&lynx->link, &card_list); in add_card()
664 reg_write(lynx, PCI_INT_ENABLE, 0); in add_card()
665 free_irq(lynx->pci_device->irq, lynx); in add_card()
668 if (lynx->rcv_start_pcl) in add_card()
669 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in add_card()
670 lynx->rcv_start_pcl, lynx->rcv_start_pcl_bus); in add_card()
671 if (lynx->rcv_pcl) in add_card()
672 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in add_card()
673 lynx->rcv_pcl, lynx->rcv_pcl_bus); in add_card()
674 if (lynx->rcv_buffer) in add_card()
675 pci_free_consistent(lynx->pci_device, PAGE_SIZE, in add_card()
676 lynx->rcv_buffer, lynx->rcv_buffer_bus); in add_card()
677 iounmap(lynx->registers); in add_card()
678 kfree(lynx); in add_card()