Lines Matching refs:hostdata
207 static int NCR5380_poll_politely2(struct NCR5380_hostdata *hostdata, in NCR5380_poll_politely2() argument
212 unsigned long n = hostdata->poll_loops; in NCR5380_poll_politely2()
296 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_print() local
345 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_print_phase() local
370 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_info() local
372 return hostdata->info; in NCR5380_info()
391 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_init() local
398 hostdata->host = instance; in NCR5380_init()
399 hostdata->id_mask = 1 << instance->this_id; in NCR5380_init()
400 hostdata->id_higher_mask = 0; in NCR5380_init()
401 for (i = hostdata->id_mask; i <= 0x80; i <<= 1) in NCR5380_init()
402 if (i > hostdata->id_mask) in NCR5380_init()
403 hostdata->id_higher_mask |= i; in NCR5380_init()
405 hostdata->busy[i] = 0; in NCR5380_init()
406 hostdata->dma_len = 0; in NCR5380_init()
408 spin_lock_init(&hostdata->lock); in NCR5380_init()
409 hostdata->connected = NULL; in NCR5380_init()
410 hostdata->sensing = NULL; in NCR5380_init()
411 INIT_LIST_HEAD(&hostdata->autosense); in NCR5380_init()
412 INIT_LIST_HEAD(&hostdata->unissued); in NCR5380_init()
413 INIT_LIST_HEAD(&hostdata->disconnected); in NCR5380_init()
415 hostdata->flags = flags; in NCR5380_init()
417 INIT_WORK(&hostdata->main_task, NCR5380_main); in NCR5380_init()
418 hostdata->work_q = alloc_workqueue("ncr5380_%d", in NCR5380_init()
421 if (!hostdata->work_q) in NCR5380_init()
424 snprintf(hostdata->info, sizeof(hostdata->info), in NCR5380_init()
426 instance->hostt->name, instance->irq, hostdata->io_port, in NCR5380_init()
427 hostdata->base, instance->can_queue, instance->cmd_per_lun, in NCR5380_init()
429 hostdata->flags & FLAG_DMA_FIXUP ? "DMA_FIXUP " : "", in NCR5380_init()
430 hostdata->flags & FLAG_NO_PSEUDO_DMA ? "NO_PSEUDO_DMA " : "", in NCR5380_init()
431 hostdata->flags & FLAG_TOSHIBA_DELAY ? "TOSHIBA_DELAY " : ""); in NCR5380_init()
451 hostdata->poll_loops = NCR5380_REG_POLL_TIME * accesses_per_ms / 2; in NCR5380_init()
472 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_maybe_reset_bus() local
481 NCR5380_poll_politely(hostdata, in NCR5380_maybe_reset_bus()
495 if (hostdata->flags & FLAG_TOSHIBA_DELAY) in NCR5380_maybe_reset_bus()
517 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_exit() local
519 cancel_work_sync(&hostdata->main_task); in NCR5380_exit()
520 destroy_workqueue(hostdata->work_q); in NCR5380_exit()
532 struct NCR5380_hostdata *hostdata = shost_priv(instance); in complete_cmd() local
536 if (hostdata->sensing == cmd) { in complete_cmd()
539 scsi_eh_restore_cmnd(cmd, &hostdata->ses); in complete_cmd()
541 scsi_eh_restore_cmnd(cmd, &hostdata->ses); in complete_cmd()
544 hostdata->sensing = NULL; in complete_cmd()
563 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_queue_command() local
580 spin_lock_irqsave(&hostdata->lock, flags); in NCR5380_queue_command()
583 spin_unlock_irqrestore(&hostdata->lock, flags); in NCR5380_queue_command()
596 list_add(&ncmd->list, &hostdata->unissued); in NCR5380_queue_command()
598 list_add_tail(&ncmd->list, &hostdata->unissued); in NCR5380_queue_command()
600 spin_unlock_irqrestore(&hostdata->lock, flags); in NCR5380_queue_command()
606 queue_work(hostdata->work_q, &hostdata->main_task); in NCR5380_queue_command()
612 struct NCR5380_hostdata *hostdata = shost_priv(instance); in maybe_release_dma_irq() local
615 if (list_empty(&hostdata->disconnected) && in maybe_release_dma_irq()
616 list_empty(&hostdata->unissued) && in maybe_release_dma_irq()
617 list_empty(&hostdata->autosense) && in maybe_release_dma_irq()
618 !hostdata->connected && in maybe_release_dma_irq()
619 !hostdata->selecting) { in maybe_release_dma_irq()
637 struct NCR5380_hostdata *hostdata = shost_priv(instance); in dequeue_next_cmd() local
641 if (hostdata->sensing || list_empty(&hostdata->autosense)) { in dequeue_next_cmd()
642 list_for_each_entry(ncmd, &hostdata->unissued, list) { in dequeue_next_cmd()
645 cmd, scmd_id(cmd), hostdata->busy[scmd_id(cmd)], cmd->device->lun); in dequeue_next_cmd()
647 if (!(hostdata->busy[scmd_id(cmd)] & (1 << cmd->device->lun))) { in dequeue_next_cmd()
656 ncmd = list_first_entry(&hostdata->autosense, in dequeue_next_cmd()
662 scsi_eh_prep_cmnd(cmd, &hostdata->ses, NULL, 0, ~0); in dequeue_next_cmd()
663 hostdata->sensing = cmd; in dequeue_next_cmd()
671 struct NCR5380_hostdata *hostdata = shost_priv(instance); in requeue_cmd() local
674 if (hostdata->sensing == cmd) { in requeue_cmd()
675 scsi_eh_restore_cmnd(cmd, &hostdata->ses); in requeue_cmd()
676 list_add(&ncmd->list, &hostdata->autosense); in requeue_cmd()
677 hostdata->sensing = NULL; in requeue_cmd()
679 list_add(&ncmd->list, &hostdata->unissued); in requeue_cmd()
693 struct NCR5380_hostdata *hostdata = in NCR5380_main() local
695 struct Scsi_Host *instance = hostdata->host; in NCR5380_main()
701 spin_lock_irq(&hostdata->lock); in NCR5380_main()
702 while (!hostdata->connected && !hostdata->selecting) { in NCR5380_main()
731 if (hostdata->connected && !hostdata->dma_len) { in NCR5380_main()
736 if (!hostdata->connected) { in NCR5380_main()
737 NCR5380_write(SELECT_ENABLE_REG, hostdata->id_mask); in NCR5380_main()
740 spin_unlock_irq(&hostdata->lock); in NCR5380_main()
756 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_dma_complete() local
757 struct NCR5380_cmd *ncmd = NCR5380_to_ncmd(hostdata->connected); in NCR5380_dma_complete()
764 if (hostdata->read_overruns) { in NCR5380_dma_complete()
779 if (sun3scsi_dma_finish(hostdata->connected->sc_data_direction)) { in NCR5380_dma_complete()
799 transferred = hostdata->dma_len - NCR5380_dma_residual(hostdata); in NCR5380_dma_complete()
800 hostdata->dma_len = 0; in NCR5380_dma_complete()
807 if (hostdata->read_overruns) { in NCR5380_dma_complete()
811 cnt = toPIO = hostdata->read_overruns; in NCR5380_dma_complete()
867 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_intr() local
872 spin_lock_irqsave(&hostdata->lock, flags); in NCR5380_intr()
890 if (hostdata->connected) { in NCR5380_intr()
892 queue_work(hostdata->work_q, &hostdata->main_task); in NCR5380_intr()
897 } else if ((NCR5380_read(CURRENT_SCSI_DATA_REG) & hostdata->id_mask) && in NCR5380_intr()
905 if (!hostdata->connected) { in NCR5380_intr()
907 queue_work(hostdata->work_q, &hostdata->main_task); in NCR5380_intr()
909 if (!hostdata->connected) in NCR5380_intr()
910 NCR5380_write(SELECT_ENABLE_REG, hostdata->id_mask); in NCR5380_intr()
935 spin_unlock_irqrestore(&hostdata->lock, flags); in NCR5380_intr()
966 __releases(&hostdata->lock) __acquires(&hostdata->lock) in NCR5380_select()
968 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_select() local
989 hostdata->selecting = cmd; in NCR5380_select()
1002 NCR5380_write(OUTPUT_DATA_REG, hostdata->id_mask); in NCR5380_select()
1009 spin_unlock_irq(&hostdata->lock); in NCR5380_select()
1010 err = NCR5380_poll_politely2(hostdata, MODE_REG, MR_ARBITRATE, 0, in NCR5380_select()
1013 spin_lock_irq(&hostdata->lock); in NCR5380_select()
1018 if (!hostdata->selecting) { in NCR5380_select()
1029 spin_unlock_irq(&hostdata->lock); in NCR5380_select()
1036 (NCR5380_read(CURRENT_SCSI_DATA_REG) & hostdata->id_higher_mask) || in NCR5380_select()
1040 spin_lock_irq(&hostdata->lock); in NCR5380_select()
1056 if (hostdata->flags & FLAG_TOSHIBA_DELAY) in NCR5380_select()
1061 spin_lock_irq(&hostdata->lock); in NCR5380_select()
1067 if (!hostdata->selecting) { in NCR5380_select()
1080 NCR5380_write(OUTPUT_DATA_REG, hostdata->id_mask | (1 << scmd_id(cmd))); in NCR5380_select()
1098 spin_unlock_irq(&hostdata->lock); in NCR5380_select()
1136 err = NCR5380_poll_politely(hostdata, STATUS_REG, SR_BSY, SR_BSY, in NCR5380_select()
1140 spin_lock_irq(&hostdata->lock); in NCR5380_select()
1148 spin_lock_irq(&hostdata->lock); in NCR5380_select()
1152 if (!hostdata->selecting) in NCR5380_select()
1182 err = NCR5380_poll_politely(hostdata, STATUS_REG, SR_REQ, SR_REQ, HZ); in NCR5380_select()
1183 spin_lock_irq(&hostdata->lock); in NCR5380_select()
1189 if (!hostdata->selecting) { in NCR5380_select()
1213 hostdata->connected = cmd; in NCR5380_select()
1214 hostdata->busy[cmd->device->id] |= 1 << cmd->device->lun; in NCR5380_select()
1225 if (!hostdata->selecting) in NCR5380_select()
1227 hostdata->selecting = NULL; in NCR5380_select()
1261 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_transfer_pio() local
1280 if (NCR5380_poll_politely(hostdata, STATUS_REG, SR_REQ, SR_REQ, in NCR5380_transfer_pio()
1326 if (NCR5380_poll_politely(hostdata, in NCR5380_transfer_pio()
1385 struct NCR5380_hostdata __maybe_unused *hostdata = shost_priv(instance); in do_reset() local
1409 struct NCR5380_hostdata *hostdata = shost_priv(instance); in do_abort() local
1427 rc = NCR5380_poll_politely(hostdata, STATUS_REG, SR_REQ, SR_REQ, in do_abort()
1439 rc = NCR5380_poll_politely(hostdata, STATUS_REG, SR_REQ, 0, in do_abort()
1487 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_transfer_dma() local
1499 NCR5380_to_ncmd(hostdata->connected)->phase = p; in NCR5380_transfer_dma()
1502 if (hostdata->read_overruns) in NCR5380_transfer_dma()
1503 c -= hostdata->read_overruns; in NCR5380_transfer_dma()
1504 else if (hostdata->flags & FLAG_DMA_FIXUP) in NCR5380_transfer_dma()
1520 if (!(hostdata->flags & FLAG_LATE_DMA_SETUP)) { in NCR5380_transfer_dma()
1525 result = NCR5380_dma_recv_setup(hostdata, d, c); in NCR5380_transfer_dma()
1527 result = NCR5380_dma_send_setup(hostdata, d, c); in NCR5380_transfer_dma()
1554 if (hostdata->flags & FLAG_LATE_DMA_SETUP) { in NCR5380_transfer_dma()
1559 result = NCR5380_dma_recv_setup(hostdata, d, c); in NCR5380_transfer_dma()
1561 result = NCR5380_dma_send_setup(hostdata, d, c); in NCR5380_transfer_dma()
1570 hostdata->dma_len = result; in NCR5380_transfer_dma()
1575 hostdata->dma_len = c; in NCR5380_transfer_dma()
1611 if (hostdata->flags & FLAG_DMA_FIXUP) { in NCR5380_transfer_dma()
1628 if (NCR5380_poll_politely(hostdata, BUS_AND_STATUS_REG, in NCR5380_transfer_dma()
1633 if (NCR5380_poll_politely(hostdata, STATUS_REG, in NCR5380_transfer_dma()
1644 if (NCR5380_poll_politely2(hostdata, in NCR5380_transfer_dma()
1675 __releases(&hostdata->lock) __acquires(&hostdata->lock) in NCR5380_information_transfer()
1677 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_information_transfer() local
1690 while ((cmd = hostdata->connected)) { in NCR5380_information_transfer()
1708 count = sun3scsi_dma_xfer_len(hostdata, cmd); in NCR5380_information_transfer()
1712 sun3scsi_dma_send_setup(hostdata, in NCR5380_information_transfer()
1715 sun3scsi_dma_recv_setup(hostdata, in NCR5380_information_transfer()
1746 hostdata->connected = NULL; in NCR5380_information_transfer()
1747 hostdata->busy[scmd_id(cmd)] &= ~(1 << cmd->device->lun); in NCR5380_information_transfer()
1774 transfersize = NCR5380_dma_xfer_len(hostdata, cmd); in NCR5380_information_transfer()
1826 hostdata->connected = NULL; in NCR5380_information_transfer()
1827 hostdata->busy[scmd_id(cmd)] &= ~(1 << cmd->device->lun); in NCR5380_information_transfer()
1841 &hostdata->autosense); in NCR5380_information_transfer()
1856 switch (hostdata->last_message) { in NCR5380_information_transfer()
1861 hostdata->busy[cmd->device->id] |= (1 << (cmd->device->lun & 0xFF)); in NCR5380_information_transfer()
1870 hostdata->connected = NULL; in NCR5380_information_transfer()
1871 list_add(&ncmd->list, &hostdata->disconnected); in NCR5380_information_transfer()
1910 spin_unlock_irq(&hostdata->lock); in NCR5380_information_transfer()
1948 spin_lock_irq(&hostdata->lock); in NCR5380_information_transfer()
1949 if (!hostdata->connected) in NCR5380_information_transfer()
1976 hostdata->last_message = msgout; in NCR5380_information_transfer()
1979 hostdata->connected = NULL; in NCR5380_information_transfer()
1980 hostdata->busy[scmd_id(cmd)] &= ~(1 << cmd->device->lun); in NCR5380_information_transfer()
2008 spin_unlock_irq(&hostdata->lock); in NCR5380_information_transfer()
2009 NCR5380_poll_politely(hostdata, STATUS_REG, SR_REQ, SR_REQ, HZ); in NCR5380_information_transfer()
2010 spin_lock_irq(&hostdata->lock); in NCR5380_information_transfer()
2027 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_reselect() local
2041 target_mask = NCR5380_read(CURRENT_SCSI_DATA_REG) & ~(hostdata->id_mask); in NCR5380_reselect()
2058 if (NCR5380_poll_politely(hostdata, in NCR5380_reselect()
2070 if (NCR5380_poll_politely(hostdata, in NCR5380_reselect()
2122 list_for_each_entry(ncmd, &hostdata->disconnected, list) { in NCR5380_reselect()
2146 hostdata->busy[target] &= ~(1 << lun); in NCR5380_reselect()
2156 count = sun3scsi_dma_xfer_len(hostdata, tmp); in NCR5380_reselect()
2160 sun3scsi_dma_send_setup(hostdata, in NCR5380_reselect()
2163 sun3scsi_dma_recv_setup(hostdata, in NCR5380_reselect()
2175 hostdata->connected = tmp; in NCR5380_reselect()
2247 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_abort() local
2251 spin_lock_irqsave(&hostdata->lock, flags); in NCR5380_abort()
2259 if (list_del_cmd(&hostdata->unissued, cmd)) { in NCR5380_abort()
2267 if (hostdata->selecting == cmd) { in NCR5380_abort()
2270 hostdata->selecting = NULL; in NCR5380_abort()
2276 if (list_del_cmd(&hostdata->disconnected, cmd)) { in NCR5380_abort()
2288 if (hostdata->connected == cmd) { in NCR5380_abort()
2290 hostdata->connected = NULL; in NCR5380_abort()
2291 hostdata->dma_len = 0; in NCR5380_abort()
2303 if (list_del_cmd(&hostdata->autosense, cmd)) { in NCR5380_abort()
2313 hostdata->busy[scmd_id(cmd)] &= ~(1 << cmd->device->lun); in NCR5380_abort()
2317 queue_work(hostdata->work_q, &hostdata->main_task); in NCR5380_abort()
2318 spin_unlock_irqrestore(&hostdata->lock, flags); in NCR5380_abort()
2326 struct NCR5380_hostdata *hostdata = shost_priv(instance); in bus_reset_cleanup() local
2341 if (hostdata->selecting) { in bus_reset_cleanup()
2342 hostdata->selecting->result = DID_RESET << 16; in bus_reset_cleanup()
2343 complete_cmd(instance, hostdata->selecting); in bus_reset_cleanup()
2344 hostdata->selecting = NULL; in bus_reset_cleanup()
2347 list_for_each_entry(ncmd, &hostdata->disconnected, list) { in bus_reset_cleanup()
2353 INIT_LIST_HEAD(&hostdata->disconnected); in bus_reset_cleanup()
2355 list_for_each_entry(ncmd, &hostdata->autosense, list) { in bus_reset_cleanup()
2360 INIT_LIST_HEAD(&hostdata->autosense); in bus_reset_cleanup()
2362 if (hostdata->connected) { in bus_reset_cleanup()
2363 set_host_byte(hostdata->connected, DID_RESET); in bus_reset_cleanup()
2364 complete_cmd(instance, hostdata->connected); in bus_reset_cleanup()
2365 hostdata->connected = NULL; in bus_reset_cleanup()
2369 hostdata->busy[i] = 0; in bus_reset_cleanup()
2370 hostdata->dma_len = 0; in bus_reset_cleanup()
2372 queue_work(hostdata->work_q, &hostdata->main_task); in bus_reset_cleanup()
2385 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_host_reset() local
2389 spin_lock_irqsave(&hostdata->lock, flags); in NCR5380_host_reset()
2397 list_for_each_entry(ncmd, &hostdata->unissued, list) { in NCR5380_host_reset()
2403 INIT_LIST_HEAD(&hostdata->unissued); in NCR5380_host_reset()
2408 spin_unlock_irqrestore(&hostdata->lock, flags); in NCR5380_host_reset()