Lines Matching refs:instance
281 static void NCR5380_print(struct Scsi_Host *instance) in NCR5380_print() argument
283 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_print()
330 static void NCR5380_print_phase(struct Scsi_Host *instance) in NCR5380_print_phase() argument
332 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_print_phase()
338 shost_printk(KERN_DEBUG, instance, "REQ not asserted, phase unknown.\n"); in NCR5380_print_phase()
343 shost_printk(KERN_DEBUG, instance, "phase %s\n", phases[i].name); in NCR5380_print_phase()
355 static const char *NCR5380_info(struct Scsi_Host *instance) in NCR5380_info() argument
357 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_info()
376 static int NCR5380_init(struct Scsi_Host *instance, int flags) in NCR5380_init() argument
378 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_init()
383 instance->max_lun = 7; in NCR5380_init()
385 hostdata->host = instance; in NCR5380_init()
386 hostdata->id_mask = 1 << instance->this_id; in NCR5380_init()
407 1, instance->host_no); in NCR5380_init()
413 instance->hostt->name, instance->irq, hostdata->io_port, in NCR5380_init()
414 hostdata->base, instance->can_queue, instance->cmd_per_lun, in NCR5380_init()
415 instance->sg_tablesize, instance->this_id, in NCR5380_init()
457 static int NCR5380_maybe_reset_bus(struct Scsi_Host *instance) in NCR5380_maybe_reset_bus() argument
459 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_maybe_reset_bus()
467 shost_printk(KERN_ERR, instance, "SCSI bus busy, waiting up to five seconds\n"); in NCR5380_maybe_reset_bus()
472 shost_printk(KERN_ERR, instance, "bus busy, attempting abort\n"); in NCR5380_maybe_reset_bus()
473 do_abort(instance); in NCR5380_maybe_reset_bus()
476 shost_printk(KERN_ERR, instance, "bus busy, attempting reset\n"); in NCR5380_maybe_reset_bus()
477 do_reset(instance); in NCR5380_maybe_reset_bus()
488 shost_printk(KERN_ERR, instance, "bus locked solid\n"); in NCR5380_maybe_reset_bus()
502 static void NCR5380_exit(struct Scsi_Host *instance) in NCR5380_exit() argument
504 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_exit()
516 static void complete_cmd(struct Scsi_Host *instance, in complete_cmd() argument
519 struct NCR5380_hostdata *hostdata = shost_priv(instance); in complete_cmd()
521 dsprintk(NDEBUG_QUEUES, instance, "complete_cmd: cmd %p\n", cmd); in complete_cmd()
547 static int NCR5380_queue_command(struct Scsi_Host *instance, in NCR5380_queue_command() argument
550 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_queue_command()
558 shost_printk(KERN_DEBUG, instance, "WRITE attempted with NDEBUG_NO_WRITE set\n"); in NCR5380_queue_command()
567 if (!NCR5380_acquire_dma_irq(instance)) in NCR5380_queue_command()
586 dsprintk(NDEBUG_QUEUES, instance, "command %p added to %s of queue\n", in NCR5380_queue_command()
594 static inline void maybe_release_dma_irq(struct Scsi_Host *instance) in maybe_release_dma_irq() argument
596 struct NCR5380_hostdata *hostdata = shost_priv(instance); in maybe_release_dma_irq()
604 NCR5380_release_dma_irq(instance); in maybe_release_dma_irq()
619 static struct scsi_cmnd *dequeue_next_cmd(struct Scsi_Host *instance) in dequeue_next_cmd() argument
621 struct NCR5380_hostdata *hostdata = shost_priv(instance); in dequeue_next_cmd()
628 dsprintk(NDEBUG_QUEUES, instance, "dequeue: cmd=%p target=%d busy=0x%02x lun=%llu\n", in dequeue_next_cmd()
633 dsprintk(NDEBUG_QUEUES, instance, in dequeue_next_cmd()
644 dsprintk(NDEBUG_QUEUES, instance, in dequeue_next_cmd()
653 static void requeue_cmd(struct Scsi_Host *instance, struct scsi_cmnd *cmd) in requeue_cmd() argument
655 struct NCR5380_hostdata *hostdata = shost_priv(instance); in requeue_cmd()
679 struct Scsi_Host *instance = hostdata->host; in NCR5380_main() local
687 struct scsi_cmnd *cmd = dequeue_next_cmd(instance); in NCR5380_main()
692 dsprintk(NDEBUG_MAIN, instance, "main: dequeued %p\n", cmd); in NCR5380_main()
707 if (!NCR5380_select(instance, cmd)) { in NCR5380_main()
708 dsprintk(NDEBUG_MAIN, instance, "main: select complete\n"); in NCR5380_main()
709 maybe_release_dma_irq(instance); in NCR5380_main()
711 dsprintk(NDEBUG_MAIN | NDEBUG_QUEUES, instance, in NCR5380_main()
713 requeue_cmd(instance, cmd); in NCR5380_main()
717 dsprintk(NDEBUG_MAIN, instance, "main: performing information transfer\n"); in NCR5380_main()
718 NCR5380_information_transfer(instance); in NCR5380_main()
737 static void NCR5380_dma_complete(struct Scsi_Host *instance) in NCR5380_dma_complete() argument
739 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_dma_complete()
755 dsprintk(NDEBUG_DMA, instance, "read overrun handled\n"); in NCR5380_dma_complete()
763 instance->host_no); in NCR5380_dma_complete()
769 pr_err("scsi%d: BASR %02x\n", instance->host_no, in NCR5380_dma_complete()
772 instance->host_no); in NCR5380_dma_complete()
795 dsprintk(NDEBUG_DMA, instance, in NCR5380_dma_complete()
803 dsprintk(NDEBUG_DMA, instance, in NCR5380_dma_complete()
805 NCR5380_transfer_pio(instance, &p, &cnt, data); in NCR5380_dma_complete()
848 struct Scsi_Host *instance = dev_id; in NCR5380_intr() local
849 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_intr()
861 dsprintk(NDEBUG_INTR, instance, "IRQ %d, BASR 0x%02x, SR 0x%02x, MR 0x%02x\n", in NCR5380_intr()
870 dsprintk(NDEBUG_INTR, instance, "interrupt in DMA mode\n"); in NCR5380_intr()
873 NCR5380_dma_complete(instance); in NCR5380_intr()
885 dsprintk(NDEBUG_INTR, instance, "interrupt with SEL and IO\n"); in NCR5380_intr()
888 NCR5380_reselect(instance); in NCR5380_intr()
899 shost_printk(KERN_WARNING, instance, in NCR5380_intr()
901 bus_reset_cleanup(instance); in NCR5380_intr()
903 dsprintk(NDEBUG_INTR, instance, "unknown interrupt\n"); in NCR5380_intr()
911 dsprintk(NDEBUG_INTR, instance, "interrupt without IRQ bit\n"); in NCR5380_intr()
947 static bool NCR5380_select(struct Scsi_Host *instance, struct scsi_cmnd *cmd) in NCR5380_select() argument
950 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_select()
956 bool can_disconnect = instance->irq != NO_IRQ && in NCR5380_select()
959 NCR5380_dprint(NDEBUG_ARBITRATION, instance); in NCR5380_select()
960 dsprintk(NDEBUG_ARBITRATION, instance, "starting arbitration, id = %d\n", in NCR5380_select()
961 instance->this_id); in NCR5380_select()
1006 shost_printk(KERN_ERR, instance, in NCR5380_select()
1020 dsprintk(NDEBUG_ARBITRATION, instance, "lost arbitration, deasserting MR_ARBITRATE\n"); in NCR5380_select()
1054 dsprintk(NDEBUG_ARBITRATION, instance, "won arbitration\n"); in NCR5380_select()
1110 dsprintk(NDEBUG_SELECTION, instance, "selecting target %d\n", scmd_id(cmd)); in NCR5380_select()
1123 NCR5380_reselect(instance); in NCR5380_select()
1124 shost_printk(KERN_ERR, instance, "reselection after won arbitration?\n"); in NCR5380_select()
1137 complete_cmd(instance, cmd); in NCR5380_select()
1138 dsprintk(NDEBUG_SELECTION, instance, in NCR5380_select()
1166 shost_printk(KERN_ERR, instance, "select: REQ timeout\n"); in NCR5380_select()
1171 do_abort(instance); in NCR5380_select()
1175 dsprintk(NDEBUG_SELECTION, instance, "target %d selected, going into MESSAGE OUT phase.\n", in NCR5380_select()
1182 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_select()
1186 complete_cmd(instance, cmd); in NCR5380_select()
1187 dsprintk(NDEBUG_SELECTION, instance, "IDENTIFY message transfer failed\n"); in NCR5380_select()
1192 dsprintk(NDEBUG_SELECTION, instance, "nexus established.\n"); in NCR5380_select()
1237 static int NCR5380_transfer_pio(struct Scsi_Host *instance, in NCR5380_transfer_pio() argument
1241 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_transfer_pio()
1263 dsprintk(NDEBUG_HANDSHAKE, instance, "REQ asserted\n"); in NCR5380_transfer_pio()
1267 dsprintk(NDEBUG_PIO, instance, "phase mismatch\n"); in NCR5380_transfer_pio()
1268 NCR5380_dprint_phase(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1290 NCR5380_dprint(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1296 NCR5380_dprint(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1301 NCR5380_dprint(NDEBUG_PIO, instance); in NCR5380_transfer_pio()
1309 dsprintk(NDEBUG_HANDSHAKE, instance, "REQ negated, handshake complete\n"); in NCR5380_transfer_pio()
1330 dsprintk(NDEBUG_PIO, instance, "residual %d\n", c); in NCR5380_transfer_pio()
1362 static void do_reset(struct Scsi_Host *instance) in do_reset() argument
1364 struct NCR5380_hostdata __maybe_unused *hostdata = shost_priv(instance); in do_reset()
1385 static int do_abort(struct Scsi_Host *instance) in do_abort() argument
1387 struct NCR5380_hostdata *hostdata = shost_priv(instance); in do_abort()
1426 NCR5380_transfer_pio(instance, &phase, &len, &msgptr); in do_abort()
1459 static int NCR5380_transfer_dma(struct Scsi_Host *instance, in NCR5380_transfer_dma() argument
1463 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_transfer_dma()
1484 dsprintk(NDEBUG_DMA, instance, "initializing DMA %s: length %d, address %p\n", in NCR5380_transfer_dma()
1607 shost_printk(KERN_ERR, instance, "PDMA read: DRQ timeout\n"); in NCR5380_transfer_dma()
1612 shost_printk(KERN_ERR, instance, "PDMA read: !REQ timeout\n"); in NCR5380_transfer_dma()
1624 shost_printk(KERN_ERR, instance, "PDMA write: DRQ and phase timeout\n"); in NCR5380_transfer_dma()
1629 NCR5380_dma_complete(instance); in NCR5380_transfer_dma()
1650 static void NCR5380_information_transfer(struct Scsi_Host *instance) in NCR5380_information_transfer() argument
1653 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_information_transfer()
1675 NCR5380_dprint_phase(NDEBUG_INFORMATION, instance); in NCR5380_information_transfer()
1717 shost_printk(KERN_DEBUG, instance, "NDEBUG_NO_DATAOUT set, attempted DATAOUT aborted\n"); in NCR5380_information_transfer()
1719 do_abort(instance); in NCR5380_information_transfer()
1721 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1733 dsprintk(NDEBUG_INFORMATION, instance, in NCR5380_information_transfer()
1754 if (NCR5380_transfer_dma(instance, &phase, in NCR5380_information_transfer()
1764 do_reset(instance); in NCR5380_information_transfer()
1765 bus_reset_cleanup(instance); in NCR5380_information_transfer()
1774 NCR5380_transfer_pio(instance, &phase, &len, in NCR5380_information_transfer()
1786 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_information_transfer()
1795 dsprintk(NDEBUG_QUEUES, instance, in NCR5380_information_transfer()
1807 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1811 dsprintk(NDEBUG_QUEUES, instance, "autosense: adding cmd %p to tail of autosense queue\n", in NCR5380_information_transfer()
1816 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1825 maybe_release_dma_irq(instance); in NCR5380_information_transfer()
1847 instance, "connected command %p for target %d lun %llu moved to disconnected queue\n", in NCR5380_information_transfer()
1886 dsprintk(NDEBUG_EXTENDED, instance, "receiving extended message\n"); in NCR5380_information_transfer()
1891 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_information_transfer()
1892 dsprintk(NDEBUG_EXTENDED, instance, "length %d, code 0x%02x\n", in NCR5380_information_transfer()
1904 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_information_transfer()
1905 dsprintk(NDEBUG_EXTENDED, instance, "message received, residual %d\n", in NCR5380_information_transfer()
1914 shost_printk(KERN_ERR, instance, "error receiving extended message\n"); in NCR5380_information_transfer()
1917 shost_printk(KERN_NOTICE, instance, "extended message code %02x length %d is too long\n", in NCR5380_information_transfer()
1951 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_information_transfer()
1956 complete_cmd(instance, cmd); in NCR5380_information_transfer()
1957 maybe_release_dma_irq(instance); in NCR5380_information_transfer()
1970 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_information_transfer()
1975 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_information_transfer()
1979 shost_printk(KERN_ERR, instance, "unknown phase\n"); in NCR5380_information_transfer()
1980 NCR5380_dprint(NDEBUG_ANY, instance); in NCR5380_information_transfer()
2000 static void NCR5380_reselect(struct Scsi_Host *instance) in NCR5380_reselect() argument
2002 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_reselect()
2018 shost_printk(KERN_WARNING, instance, in NCR5380_reselect()
2035 shost_printk(KERN_ERR, instance, "reselect: !SEL timeout\n"); in NCR5380_reselect()
2050 shost_printk(KERN_ERR, instance, "reselect: REQ timeout\n"); in NCR5380_reselect()
2051 do_abort(instance); in NCR5380_reselect()
2067 NCR5380_transfer_pio(instance, &phase, &len, &data); in NCR5380_reselect()
2070 do_abort(instance); in NCR5380_reselect()
2077 shost_printk(KERN_ERR, instance, "expecting IDENTIFY message, got "); in NCR5380_reselect()
2080 do_abort(instance); in NCR5380_reselect()
2109 dsprintk(NDEBUG_RESELECTION | NDEBUG_QUEUES, instance, in NCR5380_reselect()
2114 shost_printk(KERN_ERR, instance, "target bitmask 0x%02x lun %d not in disconnected queue.\n", in NCR5380_reselect()
2120 if (do_abort(instance) == 0) in NCR5380_reselect()
2151 dsprintk(NDEBUG_RESELECTION, instance, "nexus established, target %d, lun %llu\n", in NCR5380_reselect()
2221 struct Scsi_Host *instance = cmd->device->host; in NCR5380_abort() local
2222 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_abort()
2231 NCR5380_dprint(NDEBUG_ANY, instance); in NCR5380_abort()
2232 NCR5380_dprint_phase(NDEBUG_ANY, instance); in NCR5380_abort()
2235 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2243 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2247 complete_cmd(instance, cmd); in NCR5380_abort()
2252 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2258 complete_cmd(instance, cmd); in NCR5380_abort()
2264 dsprintk(NDEBUG_ABORT, instance, "abort: cmd %p is connected\n", cmd); in NCR5380_abort()
2267 if (do_abort(instance)) { in NCR5380_abort()
2269 complete_cmd(instance, cmd); in NCR5380_abort()
2274 complete_cmd(instance, cmd); in NCR5380_abort()
2279 dsprintk(NDEBUG_ABORT, instance, in NCR5380_abort()
2281 complete_cmd(instance, cmd); in NCR5380_abort()
2286 dsprintk(NDEBUG_ABORT, instance, "abort: failed to abort %p\n", cmd); in NCR5380_abort()
2289 dsprintk(NDEBUG_ABORT, instance, "abort: successfully aborted %p\n", cmd); in NCR5380_abort()
2293 maybe_release_dma_irq(instance); in NCR5380_abort()
2300 static void bus_reset_cleanup(struct Scsi_Host *instance) in bus_reset_cleanup() argument
2302 struct NCR5380_hostdata *hostdata = shost_priv(instance); in bus_reset_cleanup()
2319 complete_cmd(instance, hostdata->selecting); in bus_reset_cleanup()
2327 complete_cmd(instance, cmd); in bus_reset_cleanup()
2340 complete_cmd(instance, hostdata->connected); in bus_reset_cleanup()
2349 maybe_release_dma_irq(instance); in bus_reset_cleanup()
2361 struct Scsi_Host *instance = cmd->device->host; in NCR5380_host_reset() local
2362 struct NCR5380_hostdata *hostdata = shost_priv(instance); in NCR5380_host_reset()
2369 shost_printk(KERN_INFO, instance, __func__); in NCR5380_host_reset()
2371 NCR5380_dprint(NDEBUG_ANY, instance); in NCR5380_host_reset()
2372 NCR5380_dprint_phase(NDEBUG_ANY, instance); in NCR5380_host_reset()
2382 do_reset(instance); in NCR5380_host_reset()
2383 bus_reset_cleanup(instance); in NCR5380_host_reset()