Lines Matching refs:ohci
44 #define ohci_info(ohci, f, args...) dev_info(ohci->card.device, f, ##args) argument
45 #define ohci_notice(ohci, f, args...) dev_notice(ohci->card.device, f, ##args) argument
46 #define ohci_err(ohci, f, args...) dev_err(ohci->card.device, f, ##args) argument
88 struct fw_ohci *ohci; member
118 struct fw_ohci *ohci; member
366 static void log_irqs(struct fw_ohci *ohci, u32 evt) in log_irqs() argument
376 ohci_notice(ohci, "IRQ %08x%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", evt, in log_irqs()
415 static void log_selfids(struct fw_ohci *ohci, int generation, int self_id_count) in log_selfids() argument
422 ohci_notice(ohci, "%d selfIDs, generation %d, local node ID %04x\n", in log_selfids()
423 self_id_count, generation, ohci->node_id); in log_selfids()
425 for (s = ohci->self_id_buffer; self_id_count--; ++s) in log_selfids()
427 ohci_notice(ohci, in log_selfids()
434 ohci_notice(ohci, in log_selfids()
471 static void log_ar_at_event(struct fw_ohci *ohci, in log_ar_at_event() argument
484 ohci_notice(ohci, "A%c evt_bus_reset, generation %d\n", in log_ar_at_event()
504 ohci_notice(ohci, "A%c %s, %s\n", in log_ar_at_event()
508 ohci_notice(ohci, "A%c %s, PHY %08x %08x\n", in log_ar_at_event()
512 ohci_notice(ohci, in log_ar_at_event()
519 ohci_notice(ohci, in log_ar_at_event()
527 static inline void reg_write(const struct fw_ohci *ohci, int offset, u32 data) in reg_write() argument
529 writel(data, ohci->registers + offset); in reg_write()
532 static inline u32 reg_read(const struct fw_ohci *ohci, int offset) in reg_read() argument
534 return readl(ohci->registers + offset); in reg_read()
537 static inline void flush_writes(const struct fw_ohci *ohci) in flush_writes() argument
540 reg_read(ohci, OHCI1394_Version); in flush_writes()
549 static int read_phy_reg(struct fw_ohci *ohci, int addr) in read_phy_reg() argument
554 reg_write(ohci, OHCI1394_PhyControl, OHCI1394_PhyControl_Read(addr)); in read_phy_reg()
556 val = reg_read(ohci, OHCI1394_PhyControl); in read_phy_reg()
570 ohci_err(ohci, "failed to read phy reg %d\n", addr); in read_phy_reg()
576 static int write_phy_reg(const struct fw_ohci *ohci, int addr, u32 val) in write_phy_reg() argument
580 reg_write(ohci, OHCI1394_PhyControl, in write_phy_reg()
583 val = reg_read(ohci, OHCI1394_PhyControl); in write_phy_reg()
593 ohci_err(ohci, "failed to write phy reg %d, val %u\n", addr, val); in write_phy_reg()
599 static int update_phy_reg(struct fw_ohci *ohci, int addr, in update_phy_reg() argument
602 int ret = read_phy_reg(ohci, addr); in update_phy_reg()
613 return write_phy_reg(ohci, addr, (ret & ~clear_bits) | set_bits); in update_phy_reg()
616 static int read_paged_phy_reg(struct fw_ohci *ohci, int page, int addr) in read_paged_phy_reg() argument
620 ret = update_phy_reg(ohci, 7, PHY_PAGE_SELECT, page << 5); in read_paged_phy_reg()
624 return read_phy_reg(ohci, addr); in read_paged_phy_reg()
629 struct fw_ohci *ohci = fw_ohci(card); in ohci_read_phy_reg() local
632 mutex_lock(&ohci->phy_reg_mutex); in ohci_read_phy_reg()
633 ret = read_phy_reg(ohci, addr); in ohci_read_phy_reg()
634 mutex_unlock(&ohci->phy_reg_mutex); in ohci_read_phy_reg()
642 struct fw_ohci *ohci = fw_ohci(card); in ohci_update_phy_reg() local
645 mutex_lock(&ohci->phy_reg_mutex); in ohci_update_phy_reg()
646 ret = update_phy_reg(ohci, addr, clear_bits, set_bits); in ohci_update_phy_reg()
647 mutex_unlock(&ohci->phy_reg_mutex); in ohci_update_phy_reg()
672 reg_write(ctx->ohci, CONTROL_SET(ctx->regs), CONTEXT_WAKE); in ar_context_link_page()
683 dma_unmap_page(ctx->ohci->card.device, in ar_context_release()
692 struct fw_ohci *ohci = ctx->ohci; in ar_context_abort() local
694 if (reg_read(ohci, CONTROL_CLEAR(ctx->regs)) & CONTEXT_RUN) { in ar_context_abort()
695 reg_write(ohci, CONTROL_CLEAR(ctx->regs), CONTEXT_RUN); in ar_context_abort()
696 flush_writes(ohci); in ar_context_abort()
698 ohci_err(ohci, "AR error: %s; DMA stopped\n", error_msg); in ar_context_abort()
780 dma_sync_single_for_cpu(ctx->ohci->card.device, in ar_sync_buffers_for_cpu()
786 dma_sync_single_for_cpu(ctx->ohci->card.device, in ar_sync_buffers_for_cpu()
793 (ohci->quirks & QUIRK_BE_HEADERS ? (__force __u32)(v) : le32_to_cpu(v))
800 struct fw_ohci *ohci = ctx->ohci; in handle_ar_packet() local
859 p.generation = ohci->request_generation; in handle_ar_packet()
861 log_ar_at_event(ohci, 'R', p.speed, p.header, evt); in handle_ar_packet()
885 if (!(ohci->quirks & QUIRK_RESET_PACKET)) in handle_ar_packet()
886 ohci->request_generation = (p.header[2] >> 16) & 0xff; in handle_ar_packet()
887 } else if (ctx == &ohci->ar_request_ctx) { in handle_ar_packet()
888 fw_core_handle_request(&ohci->card, &p); in handle_ar_packet()
890 fw_core_handle_response(&ohci->card, &p); in handle_ar_packet()
916 dma_sync_single_for_device(ctx->ohci->card.device, in ar_recycle_buffers()
970 static int ar_context_init(struct ar_context *ctx, struct fw_ohci *ohci, in ar_context_init() argument
979 ctx->ohci = ohci; in ar_context_init()
986 dma_addr = dma_map_page(ohci->card.device, ctx->pages[i], in ar_context_init()
988 if (dma_mapping_error(ohci->card.device, dma_addr)) { in ar_context_init()
1004 ctx->descriptors = ohci->misc_buffer + descriptors_offset; in ar_context_init()
1005 ctx->descriptors_bus = ohci->misc_buffer_bus + descriptors_offset; in ar_context_init()
1035 reg_write(ctx->ohci, COMMAND_PTR(ctx->regs), ctx->descriptors_bus | 1); in ar_context_run()
1036 reg_write(ctx->ohci, CONTROL_SET(ctx->regs), CONTEXT_RUN); in ar_context_run()
1087 spin_lock_irqsave(&ctx->ohci->lock, flags); in context_tasklet()
1089 spin_unlock_irqrestore(&ctx->ohci->lock, flags); in context_tasklet()
1112 desc = dma_alloc_coherent(ctx->ohci->card.device, PAGE_SIZE, in context_add_buffer()
1134 static int context_init(struct context *ctx, struct fw_ohci *ohci, in context_init() argument
1137 ctx->ohci = ohci; in context_init()
1169 struct fw_card *card = &ctx->ohci->card; in context_release()
1212 struct fw_ohci *ohci = ctx->ohci; in context_run() local
1214 reg_write(ohci, COMMAND_PTR(ctx->regs), in context_run()
1216 reg_write(ohci, CONTROL_CLEAR(ctx->regs), ~0); in context_run()
1217 reg_write(ohci, CONTROL_SET(ctx->regs), CONTEXT_RUN | extra); in context_run()
1219 flush_writes(ohci); in context_run()
1247 if (unlikely(ctx->ohci->quirks & QUIRK_IR_WAKE) && in context_append()
1260 struct fw_ohci *ohci = ctx->ohci; in context_stop() local
1264 reg_write(ohci, CONTROL_CLEAR(ctx->regs), CONTEXT_RUN); in context_stop()
1268 reg = reg_read(ohci, CONTROL_SET(ctx->regs)); in context_stop()
1275 ohci_err(ohci, "DMA context still active (0x%08x)\n", reg); in context_stop()
1291 struct fw_ohci *ohci = ctx->ohci; in at_context_queue_packet() local
1370 payload_bus = dma_map_single(ohci->card.device, in at_context_queue_packet()
1374 if (dma_mapping_error(ohci->card.device, payload_bus)) { in at_context_queue_packet()
1400 if (ohci->generation != packet->generation) { in at_context_queue_packet()
1402 dma_unmap_single(ohci->card.device, payload_bus, in at_context_queue_packet()
1411 reg_write(ohci, CONTROL_SET(ctx->regs), CONTEXT_WAKE); in at_context_queue_packet()
1435 struct fw_ohci *ohci = context->ohci; in handle_at_packet() local
1449 dma_unmap_single(ohci->card.device, packet->payload_bus, in handle_at_packet()
1455 log_ar_at_event(ohci, 'T', packet->speed, packet->header, evt); in handle_at_packet()
1505 packet->callback(packet, &ohci->card, packet->ack); in handle_at_packet()
1516 static void handle_local_rom(struct fw_ohci *ohci, in handle_local_rom() argument
1537 (void *) ohci->config_rom + i, length); in handle_local_rom()
1540 fw_core_handle_response(&ohci->card, &response); in handle_local_rom()
1543 static void handle_local_lock(struct fw_ohci *ohci, in handle_local_lock() argument
1570 reg_write(ohci, OHCI1394_CSRData, lock_data); in handle_local_lock()
1571 reg_write(ohci, OHCI1394_CSRCompareData, lock_arg); in handle_local_lock()
1572 reg_write(ohci, OHCI1394_CSRControl, sel); in handle_local_lock()
1575 if (reg_read(ohci, OHCI1394_CSRControl) & 0x80000000) { in handle_local_lock()
1576 lock_old = cpu_to_be32(reg_read(ohci, in handle_local_lock()
1584 ohci_err(ohci, "swap not done (CSR lock timeout)\n"); in handle_local_lock()
1588 fw_core_handle_response(&ohci->card, &response); in handle_local_lock()
1595 if (ctx == &ctx->ohci->at_request_ctx) { in handle_local_request()
1597 packet->callback(packet, &ctx->ohci->card, packet->ack); in handle_local_request()
1608 handle_local_rom(ctx->ohci, packet, csr); in handle_local_request()
1614 handle_local_lock(ctx->ohci, packet, csr); in handle_local_request()
1617 if (ctx == &ctx->ohci->at_request_ctx) in handle_local_request()
1618 fw_core_handle_request(&ctx->ohci->card, packet); in handle_local_request()
1620 fw_core_handle_response(&ctx->ohci->card, packet); in handle_local_request()
1624 if (ctx == &ctx->ohci->at_response_ctx) { in handle_local_request()
1626 packet->callback(packet, &ctx->ohci->card, packet->ack); in handle_local_request()
1635 spin_lock_irqsave(&ctx->ohci->lock, flags); in at_context_transmit()
1637 if (HEADER_GET_DESTINATION(packet->header[0]) == ctx->ohci->node_id && in at_context_transmit()
1638 ctx->ohci->generation == packet->generation) { in at_context_transmit()
1639 spin_unlock_irqrestore(&ctx->ohci->lock, flags); in at_context_transmit()
1645 spin_unlock_irqrestore(&ctx->ohci->lock, flags); in at_context_transmit()
1648 packet->callback(packet, &ctx->ohci->card, packet->ack); in at_context_transmit()
1652 static void detect_dead_context(struct fw_ohci *ohci, in detect_dead_context() argument
1657 ctl = reg_read(ohci, CONTROL_SET(regs)); in detect_dead_context()
1659 ohci_err(ohci, "DMA context %s has stopped, error code: %s\n", in detect_dead_context()
1663 static void handle_dead_contexts(struct fw_ohci *ohci) in handle_dead_contexts() argument
1668 detect_dead_context(ohci, "ATReq", OHCI1394_AsReqTrContextBase); in handle_dead_contexts()
1669 detect_dead_context(ohci, "ATRsp", OHCI1394_AsRspTrContextBase); in handle_dead_contexts()
1670 detect_dead_context(ohci, "ARReq", OHCI1394_AsReqRcvContextBase); in handle_dead_contexts()
1671 detect_dead_context(ohci, "ARRsp", OHCI1394_AsRspRcvContextBase); in handle_dead_contexts()
1673 if (!(ohci->it_context_support & (1 << i))) in handle_dead_contexts()
1676 detect_dead_context(ohci, name, OHCI1394_IsoXmitContextBase(i)); in handle_dead_contexts()
1679 if (!(ohci->ir_context_support & (1 << i))) in handle_dead_contexts()
1682 detect_dead_context(ohci, name, OHCI1394_IsoRcvContextBase(i)); in handle_dead_contexts()
1713 static u32 get_cycle_time(struct fw_ohci *ohci) in get_cycle_time() argument
1720 c2 = reg_read(ohci, OHCI1394_IsochronousCycleTimer); in get_cycle_time()
1722 if (ohci->quirks & QUIRK_CYCLE_TIMER) { in get_cycle_time()
1725 c2 = reg_read(ohci, OHCI1394_IsochronousCycleTimer); in get_cycle_time()
1729 c2 = reg_read(ohci, OHCI1394_IsochronousCycleTimer); in get_cycle_time()
1749 static u32 update_bus_time(struct fw_ohci *ohci) in update_bus_time() argument
1751 u32 cycle_time_seconds = get_cycle_time(ohci) >> 25; in update_bus_time()
1753 if (unlikely(!ohci->bus_time_running)) { in update_bus_time()
1754 reg_write(ohci, OHCI1394_IntMaskSet, OHCI1394_cycle64Seconds); in update_bus_time()
1755 ohci->bus_time = (lower_32_bits(get_seconds()) & ~0x7f) | in update_bus_time()
1757 ohci->bus_time_running = true; in update_bus_time()
1760 if ((ohci->bus_time & 0x40) != (cycle_time_seconds & 0x40)) in update_bus_time()
1761 ohci->bus_time += 0x40; in update_bus_time()
1763 return ohci->bus_time | cycle_time_seconds; in update_bus_time()
1766 static int get_status_for_port(struct fw_ohci *ohci, int port_index) in get_status_for_port() argument
1770 mutex_lock(&ohci->phy_reg_mutex); in get_status_for_port()
1771 reg = write_phy_reg(ohci, 7, port_index); in get_status_for_port()
1773 reg = read_phy_reg(ohci, 8); in get_status_for_port()
1774 mutex_unlock(&ohci->phy_reg_mutex); in get_status_for_port()
1787 static int get_self_id_pos(struct fw_ohci *ohci, u32 self_id, in get_self_id_pos() argument
1794 entry = ohci->self_id_buffer[i]; in get_self_id_pos()
1803 static int initiated_reset(struct fw_ohci *ohci) in initiated_reset() argument
1808 mutex_lock(&ohci->phy_reg_mutex); in initiated_reset()
1809 reg = write_phy_reg(ohci, 7, 0xe0); /* Select page 7 */ in initiated_reset()
1811 reg = read_phy_reg(ohci, 8); in initiated_reset()
1813 reg = write_phy_reg(ohci, 8, reg); /* set PMODE bit */ in initiated_reset()
1815 reg = read_phy_reg(ohci, 12); /* read register 12 */ in initiated_reset()
1824 mutex_unlock(&ohci->phy_reg_mutex); in initiated_reset()
1833 static int find_and_insert_self_id(struct fw_ohci *ohci, int self_id_count) in find_and_insert_self_id() argument
1839 reg = reg_read(ohci, OHCI1394_NodeID); in find_and_insert_self_id()
1841 ohci_notice(ohci, in find_and_insert_self_id()
1847 reg = ohci_read_phy_reg(&ohci->card, 4); in find_and_insert_self_id()
1852 reg = ohci_read_phy_reg(&ohci->card, 1); in find_and_insert_self_id()
1858 status = get_status_for_port(ohci, i); in find_and_insert_self_id()
1864 self_id |= initiated_reset(ohci); in find_and_insert_self_id()
1866 pos = get_self_id_pos(ohci, self_id, self_id_count); in find_and_insert_self_id()
1868 memmove(&(ohci->self_id_buffer[pos+1]), in find_and_insert_self_id()
1869 &(ohci->self_id_buffer[pos]), in find_and_insert_self_id()
1870 (self_id_count - pos) * sizeof(*ohci->self_id_buffer)); in find_and_insert_self_id()
1871 ohci->self_id_buffer[pos] = self_id; in find_and_insert_self_id()
1879 struct fw_ohci *ohci = in bus_reset_work() local
1887 reg = reg_read(ohci, OHCI1394_NodeID); in bus_reset_work()
1889 ohci_notice(ohci, in bus_reset_work()
1894 ohci_notice(ohci, "malconfigured bus\n"); in bus_reset_work()
1897 ohci->node_id = reg & (OHCI1394_NodeID_busNumber | in bus_reset_work()
1901 if (!(ohci->is_root && is_new_root)) in bus_reset_work()
1902 reg_write(ohci, OHCI1394_LinkControlSet, in bus_reset_work()
1904 ohci->is_root = is_new_root; in bus_reset_work()
1906 reg = reg_read(ohci, OHCI1394_SelfIDCount); in bus_reset_work()
1908 ohci_notice(ohci, "self ID receive error\n"); in bus_reset_work()
1920 ohci_notice(ohci, "bad selfIDSize (%08x)\n", reg); in bus_reset_work()
1924 generation = (cond_le32_to_cpu(ohci->self_id[0]) >> 16) & 0xff; in bus_reset_work()
1928 u32 id = cond_le32_to_cpu(ohci->self_id[i]); in bus_reset_work()
1929 u32 id2 = cond_le32_to_cpu(ohci->self_id[i + 1]); in bus_reset_work()
1940 ohci_notice(ohci, "ignoring spurious self IDs\n"); in bus_reset_work()
1945 ohci_notice(ohci, "bad self ID %d/%d (%08x != ~%08x)\n", in bus_reset_work()
1949 ohci->self_id_buffer[j] = id; in bus_reset_work()
1952 if (ohci->quirks & QUIRK_TI_SLLZ059) { in bus_reset_work()
1953 self_id_count = find_and_insert_self_id(ohci, self_id_count); in bus_reset_work()
1955 ohci_notice(ohci, in bus_reset_work()
1962 ohci_notice(ohci, "no self IDs\n"); in bus_reset_work()
1981 new_generation = (reg_read(ohci, OHCI1394_SelfIDCount) >> 16) & 0xff; in bus_reset_work()
1983 ohci_notice(ohci, "new bus reset, discarding self ids\n"); in bus_reset_work()
1988 spin_lock_irq(&ohci->lock); in bus_reset_work()
1990 ohci->generation = -1; /* prevent AT packet queueing */ in bus_reset_work()
1991 context_stop(&ohci->at_request_ctx); in bus_reset_work()
1992 context_stop(&ohci->at_response_ctx); in bus_reset_work()
1994 spin_unlock_irq(&ohci->lock); in bus_reset_work()
2001 at_context_flush(&ohci->at_request_ctx); in bus_reset_work()
2002 at_context_flush(&ohci->at_response_ctx); in bus_reset_work()
2004 spin_lock_irq(&ohci->lock); in bus_reset_work()
2006 ohci->generation = generation; in bus_reset_work()
2007 reg_write(ohci, OHCI1394_IntEventClear, OHCI1394_busReset); in bus_reset_work()
2009 if (ohci->quirks & QUIRK_RESET_PACKET) in bus_reset_work()
2010 ohci->request_generation = generation; in bus_reset_work()
2021 if (ohci->next_config_rom != NULL) { in bus_reset_work()
2022 if (ohci->next_config_rom != ohci->config_rom) { in bus_reset_work()
2023 free_rom = ohci->config_rom; in bus_reset_work()
2024 free_rom_bus = ohci->config_rom_bus; in bus_reset_work()
2026 ohci->config_rom = ohci->next_config_rom; in bus_reset_work()
2027 ohci->config_rom_bus = ohci->next_config_rom_bus; in bus_reset_work()
2028 ohci->next_config_rom = NULL; in bus_reset_work()
2036 reg_write(ohci, OHCI1394_BusOptions, in bus_reset_work()
2037 be32_to_cpu(ohci->config_rom[2])); in bus_reset_work()
2038 ohci->config_rom[0] = ohci->next_header; in bus_reset_work()
2039 reg_write(ohci, OHCI1394_ConfigROMhdr, in bus_reset_work()
2040 be32_to_cpu(ohci->next_header)); in bus_reset_work()
2044 reg_write(ohci, OHCI1394_PhyReqFilterHiSet, ~0); in bus_reset_work()
2045 reg_write(ohci, OHCI1394_PhyReqFilterLoSet, ~0); in bus_reset_work()
2048 spin_unlock_irq(&ohci->lock); in bus_reset_work()
2051 dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, in bus_reset_work()
2054 log_selfids(ohci, generation, self_id_count); in bus_reset_work()
2056 fw_core_handle_bus_reset(&ohci->card, ohci->node_id, generation, in bus_reset_work()
2057 self_id_count, ohci->self_id_buffer, in bus_reset_work()
2058 ohci->csr_state_setclear_abdicate); in bus_reset_work()
2059 ohci->csr_state_setclear_abdicate = false; in bus_reset_work()
2064 struct fw_ohci *ohci = data; in irq_handler() local
2068 event = reg_read(ohci, OHCI1394_IntEventClear); in irq_handler()
2077 reg_write(ohci, OHCI1394_IntEventClear, in irq_handler()
2079 log_irqs(ohci, event); in irq_handler()
2082 queue_work(selfid_workqueue, &ohci->bus_reset_work); in irq_handler()
2085 tasklet_schedule(&ohci->ar_request_ctx.tasklet); in irq_handler()
2088 tasklet_schedule(&ohci->ar_response_ctx.tasklet); in irq_handler()
2091 tasklet_schedule(&ohci->at_request_ctx.tasklet); in irq_handler()
2094 tasklet_schedule(&ohci->at_response_ctx.tasklet); in irq_handler()
2097 iso_event = reg_read(ohci, OHCI1394_IsoRecvIntEventClear); in irq_handler()
2098 reg_write(ohci, OHCI1394_IsoRecvIntEventClear, iso_event); in irq_handler()
2103 &ohci->ir_context_list[i].context.tasklet); in irq_handler()
2109 iso_event = reg_read(ohci, OHCI1394_IsoXmitIntEventClear); in irq_handler()
2110 reg_write(ohci, OHCI1394_IsoXmitIntEventClear, iso_event); in irq_handler()
2115 &ohci->it_context_list[i].context.tasklet); in irq_handler()
2121 ohci_err(ohci, "register access failure\n"); in irq_handler()
2124 reg_read(ohci, OHCI1394_PostedWriteAddressHi); in irq_handler()
2125 reg_read(ohci, OHCI1394_PostedWriteAddressLo); in irq_handler()
2126 reg_write(ohci, OHCI1394_IntEventClear, in irq_handler()
2129 ohci_err(ohci, "PCI posted write error\n"); in irq_handler()
2134 ohci_notice(ohci, "isochronous cycle too long\n"); in irq_handler()
2135 reg_write(ohci, OHCI1394_LinkControlSet, in irq_handler()
2147 ohci_notice(ohci, "isochronous cycle inconsistent\n"); in irq_handler()
2151 handle_dead_contexts(ohci); in irq_handler()
2154 spin_lock(&ohci->lock); in irq_handler()
2155 update_bus_time(ohci); in irq_handler()
2156 spin_unlock(&ohci->lock); in irq_handler()
2158 flush_writes(ohci); in irq_handler()
2163 static int software_reset(struct fw_ohci *ohci) in software_reset() argument
2168 reg_write(ohci, OHCI1394_HCControlSet, OHCI1394_HCControl_softReset); in software_reset()
2170 val = reg_read(ohci, OHCI1394_HCControlSet); in software_reset()
2192 static int configure_1394a_enhancements(struct fw_ohci *ohci) in configure_1394a_enhancements() argument
2198 if (!(reg_read(ohci, OHCI1394_HCControlSet) & in configure_1394a_enhancements()
2204 ret = read_phy_reg(ohci, 2); in configure_1394a_enhancements()
2208 ret = read_paged_phy_reg(ohci, 1, 8); in configure_1394a_enhancements()
2215 if (ohci->quirks & QUIRK_NO_1394A) in configure_1394a_enhancements()
2226 ret = update_phy_reg(ohci, 5, clear, set); in configure_1394a_enhancements()
2234 reg_write(ohci, offset, OHCI1394_HCControl_aPhyEnhanceEnable); in configure_1394a_enhancements()
2237 reg_write(ohci, OHCI1394_HCControlClear, in configure_1394a_enhancements()
2243 static int probe_tsb41ba3d(struct fw_ohci *ohci) in probe_tsb41ba3d() argument
2249 reg = read_phy_reg(ohci, 2); in probe_tsb41ba3d()
2256 reg = read_paged_phy_reg(ohci, 1, i + 10); in probe_tsb41ba3d()
2268 struct fw_ohci *ohci = fw_ohci(card); in ohci_enable() local
2272 ret = software_reset(ohci); in ohci_enable()
2274 ohci_err(ohci, "failed to reset ohci card\n"); in ohci_enable()
2291 reg_write(ohci, OHCI1394_HCControlSet, in ohci_enable()
2294 flush_writes(ohci); in ohci_enable()
2298 lps = reg_read(ohci, OHCI1394_HCControlSet) & in ohci_enable()
2303 ohci_err(ohci, "failed to set Link Power Status\n"); in ohci_enable()
2307 if (ohci->quirks & QUIRK_TI_SLLZ059) { in ohci_enable()
2308 ret = probe_tsb41ba3d(ohci); in ohci_enable()
2312 ohci_notice(ohci, "local TSB41BA3D phy\n"); in ohci_enable()
2314 ohci->quirks &= ~QUIRK_TI_SLLZ059; in ohci_enable()
2317 reg_write(ohci, OHCI1394_HCControlClear, in ohci_enable()
2320 reg_write(ohci, OHCI1394_SelfIDBuffer, ohci->self_id_bus); in ohci_enable()
2321 reg_write(ohci, OHCI1394_LinkControlSet, in ohci_enable()
2325 reg_write(ohci, OHCI1394_ATRetries, in ohci_enable()
2331 ohci->bus_time_running = false; in ohci_enable()
2334 if (ohci->ir_context_support & (1 << i)) in ohci_enable()
2335 reg_write(ohci, OHCI1394_IsoRcvContextControlClear(i), in ohci_enable()
2338 version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff; in ohci_enable()
2340 reg_write(ohci, OHCI1394_InitialChannelsAvailableHi, in ohci_enable()
2346 reg_write(ohci, OHCI1394_FairnessControl, 0x3f); in ohci_enable()
2347 ohci->pri_req_max = reg_read(ohci, OHCI1394_FairnessControl) & 0x3f; in ohci_enable()
2348 reg_write(ohci, OHCI1394_FairnessControl, 0); in ohci_enable()
2349 card->priority_budget_implemented = ohci->pri_req_max != 0; in ohci_enable()
2351 reg_write(ohci, OHCI1394_PhyUpperBound, FW_MAX_PHYSICAL_RANGE >> 16); in ohci_enable()
2352 reg_write(ohci, OHCI1394_IntEventClear, ~0); in ohci_enable()
2353 reg_write(ohci, OHCI1394_IntMaskClear, ~0); in ohci_enable()
2355 ret = configure_1394a_enhancements(ohci); in ohci_enable()
2384 ohci->next_config_rom = in ohci_enable()
2385 dma_alloc_coherent(ohci->card.device, CONFIG_ROM_SIZE, in ohci_enable()
2386 &ohci->next_config_rom_bus, in ohci_enable()
2388 if (ohci->next_config_rom == NULL) in ohci_enable()
2391 copy_config_rom(ohci->next_config_rom, config_rom, length); in ohci_enable()
2397 ohci->next_config_rom = ohci->config_rom; in ohci_enable()
2398 ohci->next_config_rom_bus = ohci->config_rom_bus; in ohci_enable()
2401 ohci->next_header = ohci->next_config_rom[0]; in ohci_enable()
2402 ohci->next_config_rom[0] = 0; in ohci_enable()
2403 reg_write(ohci, OHCI1394_ConfigROMhdr, 0); in ohci_enable()
2404 reg_write(ohci, OHCI1394_BusOptions, in ohci_enable()
2405 be32_to_cpu(ohci->next_config_rom[2])); in ohci_enable()
2406 reg_write(ohci, OHCI1394_ConfigROMmap, ohci->next_config_rom_bus); in ohci_enable()
2408 reg_write(ohci, OHCI1394_AsReqFilterHiSet, 0x80000000); in ohci_enable()
2422 reg_write(ohci, OHCI1394_IntMaskSet, irqs); in ohci_enable()
2424 reg_write(ohci, OHCI1394_HCControlSet, in ohci_enable()
2428 reg_write(ohci, OHCI1394_LinkControlSet, in ohci_enable()
2432 ar_context_run(&ohci->ar_request_ctx); in ohci_enable()
2433 ar_context_run(&ohci->ar_response_ctx); in ohci_enable()
2435 flush_writes(ohci); in ohci_enable()
2438 fw_schedule_bus_reset(&ohci->card, false, true); in ohci_enable()
2446 struct fw_ohci *ohci; in ohci_set_config_rom() local
2450 ohci = fw_ohci(card); in ohci_set_config_rom()
2480 dma_alloc_coherent(ohci->card.device, CONFIG_ROM_SIZE, in ohci_set_config_rom()
2485 spin_lock_irq(&ohci->lock); in ohci_set_config_rom()
2498 if (ohci->next_config_rom == NULL) { in ohci_set_config_rom()
2499 ohci->next_config_rom = next_config_rom; in ohci_set_config_rom()
2500 ohci->next_config_rom_bus = next_config_rom_bus; in ohci_set_config_rom()
2504 copy_config_rom(ohci->next_config_rom, config_rom, length); in ohci_set_config_rom()
2506 ohci->next_header = config_rom[0]; in ohci_set_config_rom()
2507 ohci->next_config_rom[0] = 0; in ohci_set_config_rom()
2509 reg_write(ohci, OHCI1394_ConfigROMmap, ohci->next_config_rom_bus); in ohci_set_config_rom()
2511 spin_unlock_irq(&ohci->lock); in ohci_set_config_rom()
2515 dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, in ohci_set_config_rom()
2526 fw_schedule_bus_reset(&ohci->card, true, true); in ohci_set_config_rom()
2533 struct fw_ohci *ohci = fw_ohci(card); in ohci_send_request() local
2535 at_context_transmit(&ohci->at_request_ctx, packet); in ohci_send_request()
2540 struct fw_ohci *ohci = fw_ohci(card); in ohci_send_response() local
2542 at_context_transmit(&ohci->at_response_ctx, packet); in ohci_send_response()
2547 struct fw_ohci *ohci = fw_ohci(card); in ohci_cancel_packet() local
2548 struct context *ctx = &ohci->at_request_ctx; in ohci_cancel_packet()
2558 dma_unmap_single(ohci->card.device, packet->payload_bus, in ohci_cancel_packet()
2561 log_ar_at_event(ohci, 'T', packet->speed, packet->header, 0x20); in ohci_cancel_packet()
2564 packet->callback(packet, &ohci->card, packet->ack); in ohci_cancel_packet()
2575 struct fw_ohci *ohci = fw_ohci(card); in ohci_enable_phys_dma() local
2587 spin_lock_irqsave(&ohci->lock, flags); in ohci_enable_phys_dma()
2589 if (ohci->generation != generation) { in ohci_enable_phys_dma()
2601 reg_write(ohci, OHCI1394_PhyReqFilterLoSet, 1 << n); in ohci_enable_phys_dma()
2603 reg_write(ohci, OHCI1394_PhyReqFilterHiSet, 1 << (n - 32)); in ohci_enable_phys_dma()
2605 flush_writes(ohci); in ohci_enable_phys_dma()
2607 spin_unlock_irqrestore(&ohci->lock, flags); in ohci_enable_phys_dma()
2614 struct fw_ohci *ohci = fw_ohci(card); in ohci_read_csr() local
2621 if (ohci->is_root && in ohci_read_csr()
2622 (reg_read(ohci, OHCI1394_LinkControlSet) & in ohci_read_csr()
2627 if (ohci->csr_state_setclear_abdicate) in ohci_read_csr()
2633 return reg_read(ohci, OHCI1394_NodeID) << 16; in ohci_read_csr()
2636 return get_cycle_time(ohci); in ohci_read_csr()
2644 spin_lock_irqsave(&ohci->lock, flags); in ohci_read_csr()
2645 value = update_bus_time(ohci); in ohci_read_csr()
2646 spin_unlock_irqrestore(&ohci->lock, flags); in ohci_read_csr()
2650 value = reg_read(ohci, OHCI1394_ATRetries); in ohci_read_csr()
2654 return (reg_read(ohci, OHCI1394_FairnessControl) & 0x3f) | in ohci_read_csr()
2655 (ohci->pri_req_max << 8); in ohci_read_csr()
2665 struct fw_ohci *ohci = fw_ohci(card); in ohci_write_csr() local
2670 if ((value & CSR_STATE_BIT_CMSTR) && ohci->is_root) { in ohci_write_csr()
2671 reg_write(ohci, OHCI1394_LinkControlClear, in ohci_write_csr()
2673 flush_writes(ohci); in ohci_write_csr()
2676 ohci->csr_state_setclear_abdicate = false; in ohci_write_csr()
2680 if ((value & CSR_STATE_BIT_CMSTR) && ohci->is_root) { in ohci_write_csr()
2681 reg_write(ohci, OHCI1394_LinkControlSet, in ohci_write_csr()
2683 flush_writes(ohci); in ohci_write_csr()
2686 ohci->csr_state_setclear_abdicate = true; in ohci_write_csr()
2690 reg_write(ohci, OHCI1394_NodeID, value >> 16); in ohci_write_csr()
2691 flush_writes(ohci); in ohci_write_csr()
2695 reg_write(ohci, OHCI1394_IsochronousCycleTimer, value); in ohci_write_csr()
2696 reg_write(ohci, OHCI1394_IntEventSet, in ohci_write_csr()
2698 flush_writes(ohci); in ohci_write_csr()
2702 spin_lock_irqsave(&ohci->lock, flags); in ohci_write_csr()
2703 ohci->bus_time = (update_bus_time(ohci) & 0x40) | in ohci_write_csr()
2705 spin_unlock_irqrestore(&ohci->lock, flags); in ohci_write_csr()
2711 reg_write(ohci, OHCI1394_ATRetries, value); in ohci_write_csr()
2712 flush_writes(ohci); in ohci_write_csr()
2716 reg_write(ohci, OHCI1394_FairnessControl, value & 0x3f); in ohci_write_csr()
2717 flush_writes(ohci); in ohci_write_csr()
2780 dma_sync_single_range_for_cpu(context->ohci->card.device, in handle_ir_packet_per_buffer()
2819 dma_sync_single_range_for_cpu(context->ohci->card.device, in handle_ir_buffer_fill()
2836 dma_sync_single_range_for_cpu(ctx->context.ohci->card.device, in flush_ir_buffer_fill()
2874 dma_sync_single_range_for_cpu(context->ohci->card.device, in sync_it_packet_for_cpu()
2921 static void set_multichannel_mask(struct fw_ohci *ohci, u64 channels) in set_multichannel_mask() argument
2925 reg_write(ohci, OHCI1394_IRMultiChanMaskHiClear, ~hi); in set_multichannel_mask()
2926 reg_write(ohci, OHCI1394_IRMultiChanMaskLoClear, ~lo); in set_multichannel_mask()
2927 reg_write(ohci, OHCI1394_IRMultiChanMaskHiSet, hi); in set_multichannel_mask()
2928 reg_write(ohci, OHCI1394_IRMultiChanMaskLoSet, lo); in set_multichannel_mask()
2929 ohci->mc_channels = channels; in set_multichannel_mask()
2935 struct fw_ohci *ohci = fw_ohci(card); in ohci_allocate_iso_context() local
2942 spin_lock_irq(&ohci->lock); in ohci_allocate_iso_context()
2946 mask = &ohci->it_context_mask; in ohci_allocate_iso_context()
2952 ctx = &ohci->it_context_list[index]; in ohci_allocate_iso_context()
2957 channels = &ohci->ir_context_channels; in ohci_allocate_iso_context()
2958 mask = &ohci->ir_context_mask; in ohci_allocate_iso_context()
2965 ctx = &ohci->ir_context_list[index]; in ohci_allocate_iso_context()
2970 mask = &ohci->ir_context_mask; in ohci_allocate_iso_context()
2972 index = !ohci->mc_allocated ? ffs(*mask) - 1 : -1; in ohci_allocate_iso_context()
2974 ohci->mc_allocated = true; in ohci_allocate_iso_context()
2977 ctx = &ohci->ir_context_list[index]; in ohci_allocate_iso_context()
2986 spin_unlock_irq(&ohci->lock); in ohci_allocate_iso_context()
2998 ret = context_init(&ctx->context, ohci, regs, callback); in ohci_allocate_iso_context()
3003 set_multichannel_mask(ohci, 0); in ohci_allocate_iso_context()
3012 spin_lock_irq(&ohci->lock); in ohci_allocate_iso_context()
3020 ohci->mc_allocated = false; in ohci_allocate_iso_context()
3025 spin_unlock_irq(&ohci->lock); in ohci_allocate_iso_context()
3034 struct fw_ohci *ohci = ctx->context.ohci; in ohci_start_iso() local
3044 index = ctx - ohci->it_context_list; in ohci_start_iso()
3050 reg_write(ohci, OHCI1394_IsoXmitIntEventClear, 1 << index); in ohci_start_iso()
3051 reg_write(ohci, OHCI1394_IsoXmitIntMaskSet, 1 << index); in ohci_start_iso()
3059 index = ctx - ohci->ir_context_list; in ohci_start_iso()
3066 reg_write(ohci, OHCI1394_IsoRecvIntEventClear, 1 << index); in ohci_start_iso()
3067 reg_write(ohci, OHCI1394_IsoRecvIntMaskSet, 1 << index); in ohci_start_iso()
3068 reg_write(ohci, CONTEXT_MATCH(ctx->context.regs), match); in ohci_start_iso()
3082 struct fw_ohci *ohci = fw_ohci(base->card); in ohci_stop_iso() local
3088 index = ctx - ohci->it_context_list; in ohci_stop_iso()
3089 reg_write(ohci, OHCI1394_IsoXmitIntMaskClear, 1 << index); in ohci_stop_iso()
3094 index = ctx - ohci->ir_context_list; in ohci_stop_iso()
3095 reg_write(ohci, OHCI1394_IsoRecvIntMaskClear, 1 << index); in ohci_stop_iso()
3098 flush_writes(ohci); in ohci_stop_iso()
3107 struct fw_ohci *ohci = fw_ohci(base->card); in ohci_free_iso_context() local
3116 spin_lock_irqsave(&ohci->lock, flags); in ohci_free_iso_context()
3120 index = ctx - ohci->it_context_list; in ohci_free_iso_context()
3121 ohci->it_context_mask |= 1 << index; in ohci_free_iso_context()
3125 index = ctx - ohci->ir_context_list; in ohci_free_iso_context()
3126 ohci->ir_context_mask |= 1 << index; in ohci_free_iso_context()
3127 ohci->ir_context_channels |= 1ULL << base->channel; in ohci_free_iso_context()
3131 index = ctx - ohci->ir_context_list; in ohci_free_iso_context()
3132 ohci->ir_context_mask |= 1 << index; in ohci_free_iso_context()
3133 ohci->ir_context_channels |= ohci->mc_channels; in ohci_free_iso_context()
3134 ohci->mc_channels = 0; in ohci_free_iso_context()
3135 ohci->mc_allocated = false; in ohci_free_iso_context()
3139 spin_unlock_irqrestore(&ohci->lock, flags); in ohci_free_iso_context()
3144 struct fw_ohci *ohci = fw_ohci(base->card); in ohci_set_iso_channels() local
3151 spin_lock_irqsave(&ohci->lock, flags); in ohci_set_iso_channels()
3154 if (~ohci->ir_context_channels & ~ohci->mc_channels & *channels) { in ohci_set_iso_channels()
3155 *channels = ohci->ir_context_channels; in ohci_set_iso_channels()
3158 set_multichannel_mask(ohci, *channels); in ohci_set_iso_channels()
3162 spin_unlock_irqrestore(&ohci->lock, flags); in ohci_set_iso_channels()
3173 static void ohci_resume_iso_dma(struct fw_ohci *ohci) in ohci_resume_iso_dma() argument
3178 for (i = 0 ; i < ohci->n_ir ; i++) { in ohci_resume_iso_dma()
3179 ctx = &ohci->ir_context_list[i]; in ohci_resume_iso_dma()
3184 for (i = 0 ; i < ohci->n_it ; i++) { in ohci_resume_iso_dma()
3185 ctx = &ohci->it_context_list[i]; in ohci_resume_iso_dma()
3273 dma_sync_single_range_for_device(ctx->context.ohci->card.device, in queue_iso_transmit()
3301 struct device *device = ctx->context.ohci->card.device; in queue_iso_packet_per_buffer()
3419 dma_sync_single_range_for_device(ctx->context.ohci->card.device, in queue_iso_buffer_fill()
3442 spin_lock_irqsave(&ctx->context.ohci->lock, flags); in ohci_queue_iso()
3454 spin_unlock_irqrestore(&ctx->context.ohci->lock, flags); in ohci_queue_iso()
3464 reg_write(ctx->ohci, CONTROL_SET(ctx->regs), CONTEXT_WAKE); in ohci_flush_queue_iso()
3554 struct fw_ohci *ohci; in pci_probe() local
3565 ohci = kzalloc(sizeof(*ohci), GFP_KERNEL); in pci_probe()
3566 if (ohci == NULL) { in pci_probe()
3571 fw_card_initialize(&ohci->card, &ohci_driver, &dev->dev); in pci_probe()
3583 pci_set_drvdata(dev, ohci); in pci_probe()
3585 spin_lock_init(&ohci->lock); in pci_probe()
3586 mutex_init(&ohci->phy_reg_mutex); in pci_probe()
3588 INIT_WORK(&ohci->bus_reset_work, bus_reset_work); in pci_probe()
3592 ohci_err(ohci, "invalid MMIO resource\n"); in pci_probe()
3599 ohci_err(ohci, "MMIO resource unavailable\n"); in pci_probe()
3603 ohci->registers = pci_iomap(dev, 0, OHCI1394_REGISTER_SIZE); in pci_probe()
3604 if (ohci->registers == NULL) { in pci_probe()
3605 ohci_err(ohci, "failed to remap registers\n"); in pci_probe()
3616 ohci->quirks = ohci_quirks[i].flags; in pci_probe()
3620 ohci->quirks = param_quirks; in pci_probe()
3629 ohci->misc_buffer = dma_alloc_coherent(ohci->card.device, in pci_probe()
3631 &ohci->misc_buffer_bus, in pci_probe()
3633 if (!ohci->misc_buffer) { in pci_probe()
3638 err = ar_context_init(&ohci->ar_request_ctx, ohci, 0, in pci_probe()
3643 err = ar_context_init(&ohci->ar_response_ctx, ohci, PAGE_SIZE/4, in pci_probe()
3648 err = context_init(&ohci->at_request_ctx, ohci, in pci_probe()
3653 err = context_init(&ohci->at_response_ctx, ohci, in pci_probe()
3658 reg_write(ohci, OHCI1394_IsoRecvIntMaskSet, ~0); in pci_probe()
3659 ohci->ir_context_channels = ~0ULL; in pci_probe()
3660 ohci->ir_context_support = reg_read(ohci, OHCI1394_IsoRecvIntMaskSet); in pci_probe()
3661 reg_write(ohci, OHCI1394_IsoRecvIntMaskClear, ~0); in pci_probe()
3662 ohci->ir_context_mask = ohci->ir_context_support; in pci_probe()
3663 ohci->n_ir = hweight32(ohci->ir_context_mask); in pci_probe()
3664 size = sizeof(struct iso_context) * ohci->n_ir; in pci_probe()
3665 ohci->ir_context_list = kzalloc(size, GFP_KERNEL); in pci_probe()
3667 reg_write(ohci, OHCI1394_IsoXmitIntMaskSet, ~0); in pci_probe()
3668 ohci->it_context_support = reg_read(ohci, OHCI1394_IsoXmitIntMaskSet); in pci_probe()
3670 if (!ohci->it_context_support) { in pci_probe()
3671 ohci_notice(ohci, "overriding IsoXmitIntMask\n"); in pci_probe()
3672 ohci->it_context_support = 0xf; in pci_probe()
3674 reg_write(ohci, OHCI1394_IsoXmitIntMaskClear, ~0); in pci_probe()
3675 ohci->it_context_mask = ohci->it_context_support; in pci_probe()
3676 ohci->n_it = hweight32(ohci->it_context_mask); in pci_probe()
3677 size = sizeof(struct iso_context) * ohci->n_it; in pci_probe()
3678 ohci->it_context_list = kzalloc(size, GFP_KERNEL); in pci_probe()
3680 if (ohci->it_context_list == NULL || ohci->ir_context_list == NULL) { in pci_probe()
3685 ohci->self_id = ohci->misc_buffer + PAGE_SIZE/2; in pci_probe()
3686 ohci->self_id_bus = ohci->misc_buffer_bus + PAGE_SIZE/2; in pci_probe()
3688 bus_options = reg_read(ohci, OHCI1394_BusOptions); in pci_probe()
3691 guid = ((u64) reg_read(ohci, OHCI1394_GUIDHi) << 32) | in pci_probe()
3692 reg_read(ohci, OHCI1394_GUIDLo); in pci_probe()
3694 if (!(ohci->quirks & QUIRK_NO_MSI)) in pci_probe()
3698 ohci_driver_name, ohci)) { in pci_probe()
3699 ohci_err(ohci, "failed to allocate interrupt %d\n", dev->irq); in pci_probe()
3704 err = fw_card_add(&ohci->card, max_receive, link_speed, guid); in pci_probe()
3708 version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff; in pci_probe()
3709 ohci_notice(ohci, in pci_probe()
3712 version >> 16, version & 0xff, ohci->card.index, in pci_probe()
3713 ohci->n_ir, ohci->n_it, ohci->quirks, in pci_probe()
3714 reg_read(ohci, OHCI1394_PhyUpperBound) ? in pci_probe()
3720 free_irq(dev->irq, ohci); in pci_probe()
3724 kfree(ohci->ir_context_list); in pci_probe()
3725 kfree(ohci->it_context_list); in pci_probe()
3726 context_release(&ohci->at_response_ctx); in pci_probe()
3728 context_release(&ohci->at_request_ctx); in pci_probe()
3730 ar_context_release(&ohci->ar_response_ctx); in pci_probe()
3732 ar_context_release(&ohci->ar_request_ctx); in pci_probe()
3734 dma_free_coherent(ohci->card.device, PAGE_SIZE, in pci_probe()
3735 ohci->misc_buffer, ohci->misc_buffer_bus); in pci_probe()
3737 pci_iounmap(dev, ohci->registers); in pci_probe()
3743 kfree(ohci); in pci_probe()
3751 struct fw_ohci *ohci = pci_get_drvdata(dev); in pci_remove() local
3757 if (reg_read(ohci, OHCI1394_HCControlSet) & OHCI1394_HCControl_LPS) { in pci_remove()
3758 reg_write(ohci, OHCI1394_IntMaskClear, ~0); in pci_remove()
3759 flush_writes(ohci); in pci_remove()
3761 cancel_work_sync(&ohci->bus_reset_work); in pci_remove()
3762 fw_core_remove_card(&ohci->card); in pci_remove()
3769 software_reset(ohci); in pci_remove()
3770 free_irq(dev->irq, ohci); in pci_remove()
3772 if (ohci->next_config_rom && ohci->next_config_rom != ohci->config_rom) in pci_remove()
3773 dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, in pci_remove()
3774 ohci->next_config_rom, ohci->next_config_rom_bus); in pci_remove()
3775 if (ohci->config_rom) in pci_remove()
3776 dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, in pci_remove()
3777 ohci->config_rom, ohci->config_rom_bus); in pci_remove()
3778 ar_context_release(&ohci->ar_request_ctx); in pci_remove()
3779 ar_context_release(&ohci->ar_response_ctx); in pci_remove()
3780 dma_free_coherent(ohci->card.device, PAGE_SIZE, in pci_remove()
3781 ohci->misc_buffer, ohci->misc_buffer_bus); in pci_remove()
3782 context_release(&ohci->at_request_ctx); in pci_remove()
3783 context_release(&ohci->at_response_ctx); in pci_remove()
3784 kfree(ohci->it_context_list); in pci_remove()
3785 kfree(ohci->ir_context_list); in pci_remove()
3787 pci_iounmap(dev, ohci->registers); in pci_remove()
3790 kfree(ohci); in pci_remove()
3799 struct fw_ohci *ohci = pci_get_drvdata(dev); in pci_suspend() local
3802 software_reset(ohci); in pci_suspend()
3805 ohci_err(ohci, "pci_save_state failed\n"); in pci_suspend()
3810 ohci_err(ohci, "pci_set_power_state failed with %d\n", err); in pci_suspend()
3818 struct fw_ohci *ohci = pci_get_drvdata(dev); in pci_resume() local
3826 ohci_err(ohci, "pci_enable_device failed\n"); in pci_resume()
3831 if (!reg_read(ohci, OHCI1394_GUIDLo) && in pci_resume()
3832 !reg_read(ohci, OHCI1394_GUIDHi)) { in pci_resume()
3833 reg_write(ohci, OHCI1394_GUIDLo, (u32)ohci->card.guid); in pci_resume()
3834 reg_write(ohci, OHCI1394_GUIDHi, (u32)(ohci->card.guid >> 32)); in pci_resume()
3837 err = ohci_enable(&ohci->card, NULL, 0); in pci_resume()
3841 ohci_resume_iso_dma(ohci); in pci_resume()