Lines Matching full:instance
76 * the command structure is placed into the per instance disconnected
115 * The generic driver is initialized by calling NCR5380_init(instance),
289 * @instance: adapter state to dump
294 static void NCR5380_print(struct Scsi_Host *instance) in NCR5380_print() argument
296 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_print()
338 * @instance: adapter to dump
343 static void NCR5380_print_phase(struct Scsi_Host *instance) in NCR5380_print_phase() argument
345 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_print_phase()
351 shost_printk(KERN_DEBUG, instance, "REQ not asserted, phase unknown.\n"); in NCR5380_print_phase()
356 shost_printk(KERN_DEBUG, instance, "phase %s\n", phases[i].name); in NCR5380_print_phase()
363 * @instance: relevant scsi host instance
368 static const char *NCR5380_info(struct Scsi_Host *instance) in NCR5380_info() argument
370 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_info()
377 * @instance: adapter to configure
380 * Initializes *instance and corresponding 5380 chip,
389 static int NCR5380_init(struct Scsi_Host *instance, int flags) in NCR5380_init() argument
391 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_init()
396 instance->max_lun = 7; in NCR5380_init()
398 hostdata->host = instance; in NCR5380_init()
399 hostdata->id_mask = 1 << instance->this_id; in NCR5380_init()
420 0, instance->host_no); 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()
428 instance->sg_tablesize, instance->this_id, in NCR5380_init()
458 * @instance: adapter to check
470 static int NCR5380_maybe_reset_bus(struct Scsi_Host *instance) in NCR5380_maybe_reset_bus() argument
472 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_maybe_reset_bus()
480 shost_printk(KERN_ERR, instance, "SCSI bus busy, waiting up to five seconds\n"); in NCR5380_maybe_reset_bus()
485 shost_printk(KERN_ERR, instance, "bus busy, attempting abort\n"); in NCR5380_maybe_reset_bus()
486 do_abort(instance, 1); in NCR5380_maybe_reset_bus()
489 shost_printk(KERN_ERR, instance, "bus busy, attempting reset\n"); in NCR5380_maybe_reset_bus()
490 do_reset(instance); in NCR5380_maybe_reset_bus()
501 shost_printk(KERN_ERR, instance, "bus locked solid\n"); in NCR5380_maybe_reset_bus()
510 * @instance: adapter to remove
515 static void NCR5380_exit(struct Scsi_Host *instance) in NCR5380_exit() argument
517 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_exit()
525 * @instance: the host instance
529 static void complete_cmd(struct Scsi_Host *instance, in complete_cmd() argument
532 struct NCR5380_hostdata *hostdata = shost_priv(instance); in complete_cmd()
534 dsprintk(NDEBUG_QUEUES, instance, "complete_cmd: cmd %p\n", cmd); in complete_cmd()
552 * @instance: the relevant SCSI adapter
555 * cmd is added to the per-instance issue queue, with minor
560 static int NCR5380_queue_command(struct Scsi_Host *instance, in NCR5380_queue_command() argument
563 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_queue_command()
571 shost_printk(KERN_DEBUG, instance, "WRITE attempted with NDEBUG_NO_WRITE set\n"); in NCR5380_queue_command()
582 if (!NCR5380_acquire_dma_irq(instance)) { in NCR5380_queue_command()
602 dsprintk(NDEBUG_QUEUES, instance, "command %p added to %s of queue\n", in NCR5380_queue_command()
610 static inline void maybe_release_dma_irq(struct Scsi_Host *instance) in maybe_release_dma_irq() argument
612 struct NCR5380_hostdata *hostdata = shost_priv(instance); in maybe_release_dma_irq()
620 NCR5380_release_dma_irq(instance); in maybe_release_dma_irq()
626 * @instance: the scsi host instance
635 static struct scsi_cmnd *dequeue_next_cmd(struct Scsi_Host *instance) in dequeue_next_cmd() argument
637 struct NCR5380_hostdata *hostdata = shost_priv(instance); in dequeue_next_cmd()
644 dsprintk(NDEBUG_QUEUES, instance, "dequeue: cmd=%p target=%d busy=0x%02x lun=%llu\n", in dequeue_next_cmd()
649 dsprintk(NDEBUG_QUEUES, instance, in dequeue_next_cmd()
660 dsprintk(NDEBUG_QUEUES, instance, in dequeue_next_cmd()
669 static void requeue_cmd(struct Scsi_Host *instance, struct scsi_cmnd *cmd) in requeue_cmd() argument
671 struct NCR5380_hostdata *hostdata = shost_priv(instance); in requeue_cmd()
695 struct Scsi_Host *instance = hostdata->host; in NCR5380_main() local
703 struct scsi_cmnd *cmd = dequeue_next_cmd(instance); in NCR5380_main()
708 dsprintk(NDEBUG_MAIN, instance, "main: dequeued %p\n", cmd); in NCR5380_main()
712 * On success, instance->hostdata->connected is set. in NCR5380_main()
723 if (!NCR5380_select(instance, cmd)) { in NCR5380_main()
724 dsprintk(NDEBUG_MAIN, instance, "main: select complete\n"); in NCR5380_main()
726 dsprintk(NDEBUG_MAIN | NDEBUG_QUEUES, instance, in NCR5380_main()
728 requeue_cmd(instance, cmd); in NCR5380_main()
732 dsprintk(NDEBUG_MAIN, instance, "main: performing information transfer\n"); in NCR5380_main()
733 NCR5380_information_transfer(instance); in NCR5380_main()
738 maybe_release_dma_irq(instance); in NCR5380_main()
748 * @instance: the scsi host instance
754 static void NCR5380_dma_complete(struct Scsi_Host *instance) in NCR5380_dma_complete() argument
756 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_dma_complete()
773 dsprintk(NDEBUG_DMA, instance, "read overrun handled\n"); in NCR5380_dma_complete()
781 instance->host_no); in NCR5380_dma_complete()
787 pr_err("scsi%d: BASR %02x\n", instance->host_no, in NCR5380_dma_complete()
790 instance->host_no); in NCR5380_dma_complete()
813 dsprintk(NDEBUG_DMA, instance, in NCR5380_dma_complete()
821 dsprintk(NDEBUG_DMA, instance, in NCR5380_dma_complete()
823 NCR5380_transfer_pio(instance, &p, &cnt, data, 0); in NCR5380_dma_complete()
866 struct Scsi_Host *instance = dev_id; in NCR5380_intr() local
867 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_intr()
879 dsprintk(NDEBUG_INTR, instance, "IRQ %d, BASR 0x%02x, SR 0x%02x, MR 0x%02x\n", in NCR5380_intr()
888 dsprintk(NDEBUG_INTR, instance, "interrupt in DMA mode\n"); in NCR5380_intr()
891 NCR5380_dma_complete(instance); in NCR5380_intr()
903 dsprintk(NDEBUG_INTR, instance, "interrupt with SEL and IO\n"); in NCR5380_intr()
906 NCR5380_reselect(instance); in NCR5380_intr()
917 shost_printk(KERN_WARNING, instance, in NCR5380_intr()
919 bus_reset_cleanup(instance); in NCR5380_intr()
921 dsprintk(NDEBUG_INTR, instance, "unknown interrupt\n"); in NCR5380_intr()
929 dsprintk(NDEBUG_INTR, instance, "interrupt without IRQ bit\n"); in NCR5380_intr()
942 * @instance: the Scsi_Host instance
965 static bool NCR5380_select(struct Scsi_Host *instance, struct scsi_cmnd *cmd) in NCR5380_select() argument
968 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_select()
974 bool can_disconnect = instance->irq != NO_IRQ && in NCR5380_select()
978 NCR5380_dprint(NDEBUG_ARBITRATION, instance); in NCR5380_select()
979 dsprintk(NDEBUG_ARBITRATION, instance, "starting arbitration, id = %d\n", in NCR5380_select()
980 instance->this_id); in NCR5380_select()
1025 shost_printk(KERN_ERR, instance, in NCR5380_select()
1039 dsprintk(NDEBUG_ARBITRATION, instance, "lost arbitration, deasserting MR_ARBITRATE\n"); in NCR5380_select()
1073 dsprintk(NDEBUG_ARBITRATION, instance, "won arbitration\n"); in NCR5380_select()
1129 dsprintk(NDEBUG_SELECTION, instance, "selecting target %d\n", scmd_id(cmd)); in NCR5380_select()
1142 NCR5380_reselect(instance); in NCR5380_select()
1143 shost_printk(KERN_ERR, instance, "reselection after won arbitration?\n"); in NCR5380_select()
1156 complete_cmd(instance, cmd); in NCR5380_select()
1157 dsprintk(NDEBUG_SELECTION, instance, in NCR5380_select()
1185 shost_printk(KERN_ERR, instance, "select: REQ timeout\n"); in NCR5380_select()
1190 do_abort(instance, 0); in NCR5380_select()
1194 dsprintk(NDEBUG_SELECTION, instance, "target %d selected, going into MESSAGE OUT phase.\n", in NCR5380_select()
1201 NCR5380_transfer_pio(instance, &phase, &len, &data, 0); in NCR5380_select()
1205 complete_cmd(instance, cmd); in NCR5380_select()
1206 dsprintk(NDEBUG_SELECTION, instance, "IDENTIFY message transfer failed\n"); in NCR5380_select()
1211 dsprintk(NDEBUG_SELECTION, instance, "nexus established.\n"); in NCR5380_select()
1232 * Function : int NCR5380_transfer_pio (struct Scsi_Host *instance,
1237 * Inputs : instance - instance of driver, *phase - pointer to
1257 static int NCR5380_transfer_pio(struct Scsi_Host *instance, in NCR5380_transfer_pio() argument
1261 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_transfer_pio()
1284 dsprintk(NDEBUG_HANDSHAKE, instance, "REQ asserted\n"); in NCR5380_transfer_pio()
1288 dsprintk(NDEBUG_PIO, instance, "phase mismatch\n"); in NCR5380_transfer_pio()
1289 NCR5380_dprint_phase(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1311 NCR5380_dprint(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1317 NCR5380_dprint(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1322 NCR5380_dprint(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1330 dsprintk(NDEBUG_HANDSHAKE, instance, "REQ negated, handshake complete\n"); in NCR5380_transfer_pio()
1351 dsprintk(NDEBUG_PIO, instance, "residual %d\n", c); in NCR5380_transfer_pio()
1373 * @instance: adapter to reset
1383 static void do_reset(struct Scsi_Host *instance) in do_reset() argument
1385 struct NCR5380_hostdata __maybe_unused *hostdata = shost_priv(instance); in do_reset()
1401 * @instance: relevant scsi host instance
1407 static int do_abort(struct Scsi_Host *instance, unsigned int can_sleep) in do_abort() argument
1409 struct NCR5380_hostdata *hostdata = shost_priv(instance); in do_abort()
1450 NCR5380_transfer_pio(instance, &phase, &len, &msgptr, can_sleep); in do_abort()
1465 * Function : int NCR5380_transfer_dma (struct Scsi_Host *instance,
1471 * Inputs : instance - instance of driver, *phase - pointer to
1483 static int NCR5380_transfer_dma(struct Scsi_Host *instance, in NCR5380_transfer_dma() argument
1487 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_transfer_dma()
1508 dsprintk(NDEBUG_DMA, instance, "initializing DMA %s: length %d, address %p\n", in NCR5380_transfer_dma()
1631 shost_printk(KERN_ERR, instance, "PDMA read: DRQ timeout\n"); in NCR5380_transfer_dma()
1636 shost_printk(KERN_ERR, instance, "PDMA read: !REQ timeout\n"); in NCR5380_transfer_dma()
1648 shost_printk(KERN_ERR, instance, "PDMA write: DRQ and phase timeout\n"); in NCR5380_transfer_dma()
1653 NCR5380_dma_complete(instance); in NCR5380_transfer_dma()
1658 * Function : NCR5380_information_transfer (struct Scsi_Host *instance)
1662 * instance->connected.
1664 * Inputs : instance, instance for which we are doing commands
1667 * modified if a command disconnects, *instance->connected will
1674 static void NCR5380_information_transfer(struct Scsi_Host *instance) in NCR5380_information_transfer() argument
1677 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_information_transfer()
1699 NCR5380_dprint_phase(NDEBUG_INFORMATION, instance); in NCR5380_information_transfer()
1741 shost_printk(KERN_DEBUG, instance, "NDEBUG_NO_DATAOUT set, attempted DATAOUT aborted\n"); in NCR5380_information_transfer()
1743 do_abort(instance, 0); in NCR5380_information_transfer()
1745 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1757 dsprintk(NDEBUG_INFORMATION, instance, in NCR5380_information_transfer()
1778 if (NCR5380_transfer_dma(instance, &phase, in NCR5380_information_transfer()
1788 do_reset(instance); in NCR5380_information_transfer()
1789 bus_reset_cleanup(instance); in NCR5380_information_transfer()
1798 NCR5380_transfer_pio(instance, &phase, &len, in NCR5380_information_transfer()
1811 NCR5380_transfer_pio(instance, &phase, &len, &data, 0); in NCR5380_information_transfer()
1822 dsprintk(NDEBUG_QUEUES, instance, in NCR5380_information_transfer()
1834 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1838 dsprintk(NDEBUG_QUEUES, instance, "autosense: adding cmd %p to tail of autosense queue\n", in NCR5380_information_transfer()
1843 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1873 instance, "connected command %p for target %d lun %llu moved to disconnected queue\n", in NCR5380_information_transfer()
1912 dsprintk(NDEBUG_EXTENDED, instance, "receiving extended message\n"); in NCR5380_information_transfer()
1917 NCR5380_transfer_pio(instance, &phase, &len, &data, 1); in NCR5380_information_transfer()
1918 dsprintk(NDEBUG_EXTENDED, instance, "length %d, code 0x%02x\n", in NCR5380_information_transfer()
1930 NCR5380_transfer_pio(instance, &phase, &len, &data, 1); in NCR5380_information_transfer()
1931 dsprintk(NDEBUG_EXTENDED, instance, "message received, residual %d\n", in NCR5380_information_transfer()
1940 shost_printk(KERN_ERR, instance, "error receiving extended message\n"); in NCR5380_information_transfer()
1943 shost_printk(KERN_NOTICE, instance, "extended message code %02x length %d is too long\n", in NCR5380_information_transfer()
1977 NCR5380_transfer_pio(instance, &phase, &len, &data, 0); in NCR5380_information_transfer()
1982 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1995 NCR5380_transfer_pio(instance, &phase, &len, &data, 0); in NCR5380_information_transfer()
2000 NCR5380_transfer_pio(instance, &phase, &len, &data, 0); in NCR5380_information_transfer()
2004 shost_printk(KERN_ERR, instance, "unknown phase\n"); in NCR5380_information_transfer()
2005 NCR5380_dprint(NDEBUG_ANY, instance); in NCR5380_information_transfer()
2016 * Function : void NCR5380_reselect (struct Scsi_Host *instance)
2018 * Purpose : does reselection, initializing the instance->connected
2022 * Inputs : instance - this instance of the NCR5380.
2025 static void NCR5380_reselect(struct Scsi_Host *instance) in NCR5380_reselect() argument
2027 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_reselect()
2043 shost_printk(KERN_WARNING, instance, in NCR5380_reselect()
2060 shost_printk(KERN_ERR, instance, "reselect: !SEL timeout\n"); in NCR5380_reselect()
2075 shost_printk(KERN_ERR, instance, "reselect: REQ timeout\n"); in NCR5380_reselect()
2076 do_abort(instance, 0); in NCR5380_reselect()
2092 NCR5380_transfer_pio(instance, &phase, &len, &data, 0); in NCR5380_reselect()
2095 do_abort(instance, 0); in NCR5380_reselect()
2102 shost_printk(KERN_ERR, instance, "expecting IDENTIFY message, got "); in NCR5380_reselect()
2105 do_abort(instance, 0); in NCR5380_reselect()
2134 dsprintk(NDEBUG_RESELECTION | NDEBUG_QUEUES, instance, in NCR5380_reselect()
2139 shost_printk(KERN_ERR, instance, "target bitmask 0x%02x lun %d not in disconnected queue.\n", in NCR5380_reselect()
2145 if (do_abort(instance, 0) == 0) in NCR5380_reselect()
2176 dsprintk(NDEBUG_RESELECTION, instance, "nexus established, target %d, lun %llu\n", in NCR5380_reselect()
2246 struct Scsi_Host *instance = cmd->device->host; in NCR5380_abort() local
2247 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_abort()
2256 NCR5380_dprint(NDEBUG_ANY, instance); in NCR5380_abort()
2257 NCR5380_dprint_phase(NDEBUG_ANY, instance); in NCR5380_abort()
2260 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2268 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2272 complete_cmd(instance, cmd); in NCR5380_abort()
2277 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2283 complete_cmd(instance, cmd); in NCR5380_abort()
2289 dsprintk(NDEBUG_ABORT, instance, "abort: cmd %p is connected\n", cmd); in NCR5380_abort()
2292 if (do_abort(instance, 0) < 0) { in NCR5380_abort()
2294 complete_cmd(instance, cmd); in NCR5380_abort()
2299 complete_cmd(instance, cmd); in NCR5380_abort()
2304 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2306 complete_cmd(instance, cmd); in NCR5380_abort()
2311 dsprintk(NDEBUG_ABORT, instance, "abort: failed to abort %p\n", cmd); in NCR5380_abort()
2314 dsprintk(NDEBUG_ABORT, instance, "abort: successfully aborted %p\n", cmd); in NCR5380_abort()
2324 static void bus_reset_cleanup(struct Scsi_Host *instance) in bus_reset_cleanup() argument
2326 struct NCR5380_hostdata *hostdata = shost_priv(instance); in bus_reset_cleanup()
2343 complete_cmd(instance, hostdata->selecting); in bus_reset_cleanup()
2351 complete_cmd(instance, cmd); in bus_reset_cleanup()
2364 complete_cmd(instance, hostdata->connected); in bus_reset_cleanup()
2384 struct Scsi_Host *instance = cmd->device->host; in NCR5380_host_reset() local
2385 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_host_reset()
2392 shost_printk(KERN_INFO, instance, __func__); in NCR5380_host_reset()
2394 NCR5380_dprint(NDEBUG_ANY, instance); in NCR5380_host_reset()
2395 NCR5380_dprint_phase(NDEBUG_ANY, instance); in NCR5380_host_reset()
2405 do_reset(instance); in NCR5380_host_reset()
2406 bus_reset_cleanup(instance); in NCR5380_host_reset()