Lines Matching refs:lynx
85 lynx_get(struct pcilynx *lynx) in lynx_get() argument
87 kref_get(&lynx->kref); in lynx_get()
89 return lynx; in lynx_get()
99 lynx_put(struct pcilynx *lynx) in lynx_put() argument
101 kref_put(&lynx->kref, lynx_release); in lynx_put()
105 struct pcilynx *lynx; member
145 list_empty(&client->lynx->link)) in packet_buffer_get()
214 reg_write(struct pcilynx *lynx, int offset, u32 data) in reg_write() argument
216 writel(data, lynx->registers + offset); in reg_write()
220 reg_read(struct pcilynx *lynx, int offset) in reg_read() argument
222 return readl(lynx->registers + offset); in reg_read()
226 reg_set_bits(struct pcilynx *lynx, int offset, u32 mask) in reg_set_bits() argument
228 reg_write(lynx, offset, (reg_read(lynx, offset) | mask)); in reg_set_bits()
236 run_pcl(struct pcilynx *lynx, dma_addr_t pcl_bus, in run_pcl() argument
239 reg_write(lynx, DMA0_CURRENT_PCL + dmachan * 0x20, pcl_bus); in run_pcl()
240 reg_write(lynx, DMA0_CHAN_CTRL + dmachan * 0x20, in run_pcl()
245 set_phy_reg(struct pcilynx *lynx, int addr, int val) in set_phy_reg() argument
248 dev_err(&lynx->pci_device->dev, in set_phy_reg()
253 dev_err(&lynx->pci_device->dev, in set_phy_reg()
257 reg_write(lynx, LINK_PHY, LINK_PHY_WRITE | in set_phy_reg()
268 struct pcilynx *tmp, *lynx = NULL; in nosy_open() local
273 lynx = lynx_get(tmp); in nosy_open()
277 if (lynx == NULL) in nosy_open()
285 client->lynx = lynx; in nosy_open()
296 lynx_put(lynx); in nosy_open()
305 struct pcilynx *lynx = client->lynx; in nosy_release() local
307 spin_lock_irq(&lynx->client_list_lock); in nosy_release()
309 spin_unlock_irq(&lynx->client_list_lock); in nosy_release()
313 lynx_put(lynx); in nosy_release()
329 if (list_empty(&client->lynx->link)) in nosy_poll()
347 spinlock_t *client_list_lock = &client->lynx->client_list_lock; in nosy_ioctl()
364 list_add_tail(&client->link, &client->lynx->client_list); in nosy_ioctl()
401 packet_irq_handler(struct pcilynx *lynx) in packet_irq_handler() argument
410 length = __le32_to_cpu(lynx->rcv_pcl->pcl_status) & 0x00001fff; in packet_irq_handler()
411 tcode = __le32_to_cpu(lynx->rcv_buffer[1]) >> 4 & 0xf; in packet_irq_handler()
415 lynx->rcv_buffer[0] = (__force __le32)timestamp; in packet_irq_handler()
422 spin_lock(&lynx->client_list_lock); in packet_irq_handler()
424 list_for_each_entry(client, &lynx->client_list, link) in packet_irq_handler()
427 lynx->rcv_buffer, length + 4); in packet_irq_handler()
429 spin_unlock(&lynx->client_list_lock); in packet_irq_handler()
433 bus_reset_irq_handler(struct pcilynx *lynx) in bus_reset_irq_handler() argument
442 spin_lock(&lynx->client_list_lock); in bus_reset_irq_handler()
444 list_for_each_entry(client, &lynx->client_list, link) in bus_reset_irq_handler()
447 spin_unlock(&lynx->client_list_lock); in bus_reset_irq_handler()
453 struct pcilynx *lynx = device; in irq_handler() local
456 pci_int_status = reg_read(lynx, PCI_INT_STATUS); in irq_handler()
469 link_int_status = reg_read(lynx, LINK_INT_STATUS); in irq_handler()
470 reg_write(lynx, LINK_INT_STATUS, link_int_status); in irq_handler()
473 bus_reset_irq_handler(lynx); in irq_handler()
480 reg_write(lynx, PCI_INT_STATUS, pci_int_status); in irq_handler()
483 packet_irq_handler(lynx); in irq_handler()
484 run_pcl(lynx, lynx->rcv_start_pcl_bus, 0); in irq_handler()
493 struct pcilynx *lynx = pci_get_drvdata(dev); in remove_card() local
497 list_del_init(&lynx->link); in remove_card()
498 misc_deregister(&lynx->misc); in remove_card()
501 reg_write(lynx, PCI_INT_ENABLE, 0); in remove_card()
502 free_irq(lynx->pci_device->irq, lynx); in remove_card()
504 spin_lock_irq(&lynx->client_list_lock); in remove_card()
505 list_for_each_entry(client, &lynx->client_list, link) in remove_card()
507 spin_unlock_irq(&lynx->client_list_lock); in remove_card()
509 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in remove_card()
510 lynx->rcv_start_pcl, lynx->rcv_start_pcl_bus); in remove_card()
511 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in remove_card()
512 lynx->rcv_pcl, lynx->rcv_pcl_bus); in remove_card()
513 pci_free_consistent(lynx->pci_device, PAGE_SIZE, in remove_card()
514 lynx->rcv_buffer, lynx->rcv_buffer_bus); in remove_card()
516 iounmap(lynx->registers); in remove_card()
518 lynx_put(lynx); in remove_card()
526 struct pcilynx *lynx; in add_card() local
541 lynx = kzalloc(sizeof *lynx, GFP_KERNEL); in add_card()
542 if (lynx == NULL) { in add_card()
547 lynx->pci_device = dev; in add_card()
548 pci_set_drvdata(dev, lynx); in add_card()
550 spin_lock_init(&lynx->client_list_lock); in add_card()
551 INIT_LIST_HEAD(&lynx->client_list); in add_card()
552 kref_init(&lynx->kref); in add_card()
554 lynx->registers = ioremap_nocache(pci_resource_start(dev, 0), in add_card()
556 if (lynx->registers == NULL) { in add_card()
562 lynx->rcv_start_pcl = pci_alloc_consistent(lynx->pci_device, in add_card()
563 sizeof(struct pcl), &lynx->rcv_start_pcl_bus); in add_card()
564 lynx->rcv_pcl = pci_alloc_consistent(lynx->pci_device, in add_card()
565 sizeof(struct pcl), &lynx->rcv_pcl_bus); in add_card()
566 lynx->rcv_buffer = pci_alloc_consistent(lynx->pci_device, in add_card()
567 RCV_BUFFER_SIZE, &lynx->rcv_buffer_bus); in add_card()
568 if (lynx->rcv_start_pcl == NULL || in add_card()
569 lynx->rcv_pcl == NULL || in add_card()
570 lynx->rcv_buffer == NULL) { in add_card()
575 lynx->rcv_start_pcl->next = cpu_to_le32(lynx->rcv_pcl_bus); in add_card()
576 lynx->rcv_pcl->next = cpu_to_le32(PCL_NEXT_INVALID); in add_card()
577 lynx->rcv_pcl->async_error_next = cpu_to_le32(PCL_NEXT_INVALID); in add_card()
579 lynx->rcv_pcl->buffer[0].control = in add_card()
581 lynx->rcv_pcl->buffer[0].pointer = in add_card()
582 cpu_to_le32(lynx->rcv_buffer_bus + 4); in add_card()
583 p = lynx->rcv_buffer_bus + 2048; in add_card()
584 end = lynx->rcv_buffer_bus + RCV_BUFFER_SIZE; in add_card()
586 lynx->rcv_pcl->buffer[i].control = in add_card()
588 lynx->rcv_pcl->buffer[i].pointer = cpu_to_le32(p); in add_card()
590 lynx->rcv_pcl->buffer[i - 1].control |= cpu_to_le32(PCL_LAST_BUFF); in add_card()
592 reg_set_bits(lynx, MISC_CONTROL, MISC_CONTROL_SWRESET); in add_card()
594 reg_write(lynx, DMA0_CHAN_CTRL, 0); in add_card()
595 reg_write(lynx, DMA_GLOBAL_REGISTER, 0x00 << 24); in add_card()
599 if ((get_phy_reg(lynx, 2) & 0xe0) == 0xe0) { in add_card()
600 lynx->phyic.reg_1394a = 1; in add_card()
601 PRINT(KERN_INFO, lynx->id, in add_card()
603 lynx->phyic.vendor = get_phy_vendorid(lynx); in add_card()
604 lynx->phyic.product = get_phy_productid(lynx); in add_card()
606 lynx->phyic.reg_1394a = 0; in add_card()
607 PRINT(KERN_INFO, lynx->id, "found old 1394 PHY"); in add_card()
612 reg_write(lynx, FIFO_SIZES, 255); in add_card()
614 reg_set_bits(lynx, PCI_INT_ENABLE, PCI_INT_DMA_ALL); in add_card()
616 reg_write(lynx, LINK_INT_ENABLE, in add_card()
624 set_phy_reg(lynx, 4, 0); in add_card()
627 reg_set_bits(lynx, LINK_CONTROL, LINK_CONTROL_SNOOP_ENABLE); in add_card()
629 run_pcl(lynx, lynx->rcv_start_pcl_bus, 0); in add_card()
632 driver_name, lynx)) { in add_card()
639 lynx->misc.parent = &dev->dev; in add_card()
640 lynx->misc.minor = MISC_DYNAMIC_MINOR; in add_card()
641 lynx->misc.name = "nosy"; in add_card()
642 lynx->misc.fops = &nosy_ops; in add_card()
645 ret = misc_register(&lynx->misc); in add_card()
651 list_add_tail(&lynx->link, &card_list); in add_card()
660 reg_write(lynx, PCI_INT_ENABLE, 0); in add_card()
661 free_irq(lynx->pci_device->irq, lynx); in add_card()
664 if (lynx->rcv_start_pcl) in add_card()
665 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in add_card()
666 lynx->rcv_start_pcl, lynx->rcv_start_pcl_bus); in add_card()
667 if (lynx->rcv_pcl) in add_card()
668 pci_free_consistent(lynx->pci_device, sizeof(struct pcl), in add_card()
669 lynx->rcv_pcl, lynx->rcv_pcl_bus); in add_card()
670 if (lynx->rcv_buffer) in add_card()
671 pci_free_consistent(lynx->pci_device, PAGE_SIZE, in add_card()
672 lynx->rcv_buffer, lynx->rcv_buffer_bus); in add_card()
673 iounmap(lynx->registers); in add_card()
676 kfree(lynx); in add_card()