Lines Matching full:dcb
229 struct DeviceCtlBlk *dcb; member
269 struct list_head list; /* next/prev ptrs for the dcb list */
301 struct list_head dcb_list; /* head of going dcb list */
379 static u8 start_scsi(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,
383 static void build_srb(struct scsi_cmnd *cmd, struct DeviceCtlBlk *dcb,
391 static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,
393 static void request_sense(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,
396 struct DeviceCtlBlk *dcb);
716 /* find supplied dcb and then select the next one */ in dcb_get_next()
735 static void free_tag(struct DeviceCtlBlk *dcb, struct ScsiReqBlk *srb) in free_tag() argument
738 dcb->tag_mask &= ~(1 << srb->tag_number); /* free tag mask */ in free_tag()
774 struct DeviceCtlBlk *dcb; in waiting_process_next() local
789 * Find the starting dcb. Need to find it again in the list in waiting_process_next()
792 list_for_each_entry(dcb, dcb_list_head, list) in waiting_process_next()
793 if (dcb == acb->dcb_run_robin) { in waiting_process_next()
794 start = dcb; in waiting_process_next()
805 * Loop over the dcb, but we start somewhere (potentially) in in waiting_process_next()
818 /* move to next dcb */ in waiting_process_next()
848 /* Get the DCB for a given ID/LUN combination */
858 struct DeviceCtlBlk *dcb = srb->dcb; in send_srb() local
860 if (dcb->max_command <= list_size(&dcb->srb_going_list) || in send_srb()
863 list_add_tail(&srb->list, &dcb->srb_waiting_list); in send_srb()
868 if (!start_scsi(acb, dcb, srb)) { in send_srb()
869 list_add_tail(&srb->list, &dcb->srb_going_list); in send_srb()
871 list_add(&srb->list, &dcb->srb_waiting_list); in send_srb()
876 /* Prepare SRB for being sent to Device DCB w/ command *cmd */
877 static void build_srb(struct scsi_cmnd *cmd, struct DeviceCtlBlk *dcb, in build_srb() argument
883 cmd, dcb->target_id, dcb->target_lun); in build_srb()
885 srb->dcb = dcb; in build_srb()
942 if (dcb->sync_period & WIDE_SYNC && in build_srb()
948 srb->sg_bus_addr = dma_map_single(&dcb->acb->dev->dev, in build_srb()
980 struct DeviceCtlBlk *dcb; in dc395x_queue_command_lck() local
1004 /* do we have a DCB for the device */ in dc395x_queue_command_lck()
1005 dcb = find_dcb(acb, cmd->device->id, cmd->device->lun); in dc395x_queue_command_lck()
1006 if (!dcb) { in dc395x_queue_command_lck()
1029 build_srb(cmd, dcb, srb); in dc395x_queue_command_lck()
1031 if (!list_empty(&dcb->srb_waiting_list)) { in dc395x_queue_command_lck()
1033 list_add_tail(&srb->list, &dcb->srb_waiting_list); in dc395x_queue_command_lck()
1056 struct DeviceCtlBlk *dcb, struct ScsiReqBlk *srb) in DEF_SCSI_QCMD()
1061 if (!dcb) in DEF_SCSI_QCMD()
1062 dcb = acb->active_dcb; in DEF_SCSI_QCMD()
1063 if (!srb && dcb) in DEF_SCSI_QCMD()
1064 srb = dcb->active_srb; in DEF_SCSI_QCMD()
1137 struct DeviceCtlBlk *dcb; in reset_dev_param() local
1141 list_for_each_entry(dcb, &acb->dcb_list, list) { in reset_dev_param()
1144 dcb->sync_mode &= ~(SYNC_NEGO_DONE + WIDE_NEGO_DONE); in reset_dev_param()
1145 dcb->sync_period = 0; in reset_dev_param()
1146 dcb->sync_offset = 0; in reset_dev_param()
1148 dcb->dev_mode = eeprom->target[dcb->target_id].cfg0; in reset_dev_param()
1149 period_index = eeprom->target[dcb->target_id].period & 0x07; in reset_dev_param()
1150 dcb->min_nego_period = clock_period[period_index]; in reset_dev_param()
1151 if (!(dcb->dev_mode & NTC_DO_WIDE_NEGO) in reset_dev_param()
1153 dcb->sync_mode &= ~WIDE_NEGO_ENABLE; in reset_dev_param()
1233 struct DeviceCtlBlk *dcb; in dc395x_eh_abort() local
1238 dcb = find_dcb(acb, cmd->device->id, cmd->device->lun); in dc395x_eh_abort()
1239 if (!dcb) { in dc395x_eh_abort()
1244 srb = find_cmd(cmd, &dcb->srb_waiting_list); in dc395x_eh_abort()
1249 free_tag(dcb, srb); in dc395x_eh_abort()
1255 srb = find_cmd(cmd, &dcb->srb_going_list); in dc395x_eh_abort()
1267 static void build_sdtr(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, in build_sdtr() argument
1278 if (!(dcb->dev_mode & NTC_DO_SYNC_NEGO)) { in build_sdtr()
1279 dcb->sync_offset = 0; in build_sdtr()
1280 dcb->min_nego_period = 200 >> 2; in build_sdtr()
1281 } else if (dcb->sync_offset == 0) in build_sdtr()
1282 dcb->sync_offset = SYNC_NEGO_OFFSET; in build_sdtr()
1287 *ptr++ = dcb->min_nego_period; /* Transfer period (in 4ns) */ in build_sdtr()
1288 *ptr++ = dcb->sync_offset; /* Transfer period (max. REQ/ACK dist) */ in build_sdtr()
1295 static void build_wdtr(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, in build_wdtr() argument
1298 u8 wide = ((dcb->dev_mode & NTC_DO_WIDE_NEGO) & in build_wdtr()
1356 static u8 start_scsi(struct AdapterCtlBlk* acb, struct DeviceCtlBlk* dcb, in start_scsi() argument
1363 dcb->target_id, dcb->target_lun, srb); in start_scsi()
1410 DC395x_write8(acb, TRM_S1040_SCSI_TARGETID, dcb->target_id); in start_scsi()
1411 DC395x_write8(acb, TRM_S1040_SCSI_SYNC, dcb->sync_period); in start_scsi()
1412 DC395x_write8(acb, TRM_S1040_SCSI_OFFSET, dcb->sync_offset); in start_scsi()
1415 identify_message = dcb->identify_msg; in start_scsi()
1424 && (((dcb->sync_mode & WIDE_NEGO_ENABLE) in start_scsi()
1425 && !(dcb->sync_mode & WIDE_NEGO_DONE)) in start_scsi()
1426 || ((dcb->sync_mode & SYNC_NEGO_ENABLE) in start_scsi()
1427 && !(dcb->sync_mode & SYNC_NEGO_DONE))) in start_scsi()
1428 && (dcb->target_lun == 0)) { in start_scsi()
1434 if (dcb->sync_mode & WIDE_NEGO_ENABLE in start_scsi()
1435 && dcb->inquiry7 & SCSI_INQ_WBUS16) { in start_scsi()
1436 build_wdtr(acb, dcb, srb); in start_scsi()
1440 if (dcb->sync_mode & SYNC_NEGO_ENABLE in start_scsi()
1441 && dcb->inquiry7 & SCSI_INQ_SYNC) { in start_scsi()
1442 build_sdtr(acb, dcb, srb); in start_scsi()
1445 if (dcb->sync_mode & WIDE_NEGO_ENABLE in start_scsi()
1446 && dcb->inquiry7 & SCSI_INQ_WBUS16) { in start_scsi()
1447 build_wdtr(acb, dcb, srb); in start_scsi()
1458 if ((dcb->sync_mode & EN_TAG_QUEUEING) in start_scsi()
1463 while (tag_mask & dcb->tag_mask in start_scsi()
1464 && tag_number < dcb->max_command) { in start_scsi()
1468 if (tag_number >= dcb->max_command) { in start_scsi()
1481 dcb->tag_mask |= tag_mask; in start_scsi()
1494 DC395x_write8(acb, TRM_S1040_SCSI_FIFO, (dcb->target_lun << 5)); in start_scsi()
1514 srb->cmd, dcb->target_id, dcb->target_lun); in start_scsi()
1516 free_tag(dcb, srb); in start_scsi()
1526 dcb->active_srb = srb; in start_scsi()
1527 acb->active_dcb = dcb; in start_scsi()
1566 struct DeviceCtlBlk *dcb; in dc395x_handle_interrupt() local
1607 dcb = acb->active_dcb; in dc395x_handle_interrupt()
1608 if (!dcb) { in dc395x_handle_interrupt()
1614 srb = dcb->active_srb; in dc395x_handle_interrupt()
1615 if (dcb->flag & ABORT_DEV_) { in dc395x_handle_interrupt()
1762 struct DeviceCtlBlk *dcb; in command_phase1() local
1777 dcb = acb->active_dcb; in command_phase1()
1779 DC395x_write8(acb, TRM_S1040_SCSI_FIFO, (dcb->target_lun << 5)); in command_phase1()
1839 dma_sync_single_for_cpu(&srb->dcb->acb->dev->dev, in sg_update_list()
1845 dma_sync_single_for_device(&srb->dcb->acb->dev->dev, in sg_update_list()
1905 struct DeviceCtlBlk *dcb = srb->dcb; in data_out_phase0() local
1951 if (dcb->sync_period & WIDE_SYNC) in data_out_phase0()
1958 (dcb->sync_period & WIDE_SYNC) ? "words" : "bytes", in data_out_phase0()
1981 if (d_left_counter == 1 && dcb->sync_period & WIDE_SYNC in data_out_phase0()
2009 (dcb->sync_period & WIDE_SYNC) ? 2 : 1; in data_out_phase0()
2109 << ((srb->dcb->sync_period & WIDE_SYNC) ? 1 : in data_in_phase0()
2116 (srb->dcb->sync_period & WIDE_SYNC) ? "words" : "bytes", in data_in_phase0()
2133 (srb->dcb->sync_period & WIDE_SYNC) ? in data_in_phase0()
2136 if (srb->dcb->sync_period & WIDE_SYNC) in data_in_phase0()
2177 if (fc == 0x40 && (srb->dcb->sync_period & WIDE_SYNC)) { in data_in_phase0()
2214 if (srb->dcb->sync_period & WIDE_SYNC) in data_in_phase0()
2270 struct DeviceCtlBlk *dcb = srb->dcb; in data_io_transfer() local
2293 dump_register_info(acb, dcb, srb); in data_io_transfer()
2353 if (srb->dcb->sync_period & WIDE_SYNC) in data_io_transfer()
2383 if (srb->dcb->sync_period & WIDE_SYNC) { in data_io_transfer()
2410 if (dcb->sync_period & WIDE_SYNC) { in data_io_transfer()
2493 srb->dcb->target_id, srb->dcb->target_lun); in msgin_reject()
2498 struct DeviceCtlBlk *dcb, u8 tag) in msgin_qtag() argument
2505 if (!(dcb->tag_mask & (1 << tag))) in msgin_qtag()
2508 dcb->tag_mask, tag); in msgin_qtag()
2510 if (list_empty(&dcb->srb_going_list)) in msgin_qtag()
2512 list_for_each_entry(i, &dcb->srb_going_list, list) { in msgin_qtag()
2522 srb->cmd, srb->dcb->target_id, srb->dcb->target_lun); in msgin_qtag()
2523 if (dcb->flag & ABORT_DEV_) { in msgin_qtag()
2531 memcpy(srb->msgin_buf, dcb->active_srb->msgin_buf, acb->msg_len); in msgin_qtag()
2532 srb->state |= dcb->active_srb->state; in msgin_qtag()
2534 dcb->active_srb = srb; in msgin_qtag()
2541 dcb->active_srb = srb; in msgin_qtag()
2551 struct DeviceCtlBlk *dcb) in reprogram_regs() argument
2553 DC395x_write8(acb, TRM_S1040_SCSI_TARGETID, dcb->target_id); in reprogram_regs()
2554 DC395x_write8(acb, TRM_S1040_SCSI_SYNC, dcb->sync_period); in reprogram_regs()
2555 DC395x_write8(acb, TRM_S1040_SCSI_OFFSET, dcb->sync_offset); in reprogram_regs()
2556 set_xfer_rate(acb, dcb); in reprogram_regs()
2563 struct DeviceCtlBlk *dcb = srb->dcb; in msgin_set_async() local
2565 dcb->target_id, dcb->target_lun); in msgin_set_async()
2567 dcb->sync_mode &= ~(SYNC_NEGO_ENABLE); in msgin_set_async()
2568 dcb->sync_mode |= SYNC_NEGO_DONE; in msgin_set_async()
2569 /*dcb->sync_period &= 0; */ in msgin_set_async()
2570 dcb->sync_offset = 0; in msgin_set_async()
2571 dcb->min_nego_period = 200 >> 2; /* 200ns <=> 5 MHz */ in msgin_set_async()
2573 reprogram_regs(acb, dcb); in msgin_set_async()
2574 if ((dcb->sync_mode & WIDE_NEGO_ENABLE) in msgin_set_async()
2575 && !(dcb->sync_mode & WIDE_NEGO_DONE)) { in msgin_set_async()
2576 build_wdtr(acb, dcb, srb); in msgin_set_async()
2586 struct DeviceCtlBlk *dcb = srb->dcb; in msgin_set_sync() local
2591 dcb->target_id, srb->msgin_buf[3] << 2, in msgin_set_sync()
2598 if (!(dcb->dev_mode & NTC_DO_SYNC_NEGO)) in msgin_set_sync()
2599 dcb->sync_offset = 0; in msgin_set_sync()
2600 else if (dcb->sync_offset == 0) in msgin_set_sync()
2601 dcb->sync_offset = srb->msgin_buf[4]; in msgin_set_sync()
2602 if (srb->msgin_buf[4] > dcb->sync_offset) in msgin_set_sync()
2603 srb->msgin_buf[4] = dcb->sync_offset; in msgin_set_sync()
2605 dcb->sync_offset = srb->msgin_buf[4]; in msgin_set_sync()
2608 || dcb->min_nego_period > in msgin_set_sync()
2616 dcb->sync_period &= 0xf0; in msgin_set_sync()
2617 dcb->sync_period |= ALT_SYNC | bval; in msgin_set_sync()
2618 dcb->min_nego_period = srb->msgin_buf[3]; in msgin_set_sync()
2620 if (dcb->sync_period & WIDE_SYNC) in msgin_set_sync()
2627 dcb->target_id, (fact == 500) ? "Wide16" : "", in msgin_set_sync()
2628 dcb->min_nego_period << 2, dcb->sync_offset, in msgin_set_sync()
2629 (fact / dcb->min_nego_period), in msgin_set_sync()
2630 ((fact % dcb->min_nego_period) * 10 + in msgin_set_sync()
2631 dcb->min_nego_period / 2) / dcb->min_nego_period); in msgin_set_sync()
2641 dcb->sync_mode |= SYNC_NEGO_DONE; in msgin_set_sync()
2643 if ((dcb->sync_mode & WIDE_NEGO_ENABLE) in msgin_set_sync()
2644 && !(dcb->sync_mode & WIDE_NEGO_DONE)) { in msgin_set_sync()
2645 build_wdtr(acb, dcb, srb); in msgin_set_sync()
2651 dcb->sync_mode |= SYNC_NEGO_DONE | SYNC_NEGO_ENABLE; in msgin_set_sync()
2653 reprogram_regs(acb, dcb); in msgin_set_sync()
2660 struct DeviceCtlBlk *dcb = srb->dcb; in msgin_set_nowide() local
2661 dprintkdbg(DBG_1, "msgin_set_nowide: <%02i>\n", dcb->target_id); in msgin_set_nowide()
2663 dcb->sync_period &= ~WIDE_SYNC; in msgin_set_nowide()
2664 dcb->sync_mode &= ~(WIDE_NEGO_ENABLE); in msgin_set_nowide()
2665 dcb->sync_mode |= WIDE_NEGO_DONE; in msgin_set_nowide()
2667 reprogram_regs(acb, dcb); in msgin_set_nowide()
2668 if ((dcb->sync_mode & SYNC_NEGO_ENABLE) in msgin_set_nowide()
2669 && !(dcb->sync_mode & SYNC_NEGO_DONE)) { in msgin_set_nowide()
2670 build_sdtr(acb, dcb, srb); in msgin_set_nowide()
2678 struct DeviceCtlBlk *dcb = srb->dcb; in msgin_set_wide() local
2679 u8 wide = (dcb->dev_mode & NTC_DO_WIDE_NEGO in msgin_set_wide()
2681 dprintkdbg(DBG_1, "msgin_set_wide: <%02i>\n", dcb->target_id); in msgin_set_wide()
2689 dcb->target_id); in msgin_set_wide()
2696 dcb->sync_mode |= (WIDE_NEGO_ENABLE | WIDE_NEGO_DONE); in msgin_set_wide()
2698 dcb->sync_period |= WIDE_SYNC; in msgin_set_wide()
2700 dcb->sync_period &= ~WIDE_SYNC; in msgin_set_wide()
2702 /*dcb->sync_mode &= ~(WIDE_NEGO_ENABLE+WIDE_NEGO_DONE); */ in msgin_set_wide()
2705 (8 << srb->msgin_buf[3]), dcb->target_id); in msgin_set_wide()
2706 reprogram_regs(acb, dcb); in msgin_set_wide()
2707 if ((dcb->sync_mode & SYNC_NEGO_ENABLE) in msgin_set_wide()
2708 && !(dcb->sync_mode & SYNC_NEGO_DONE)) { in msgin_set_wide()
2709 build_sdtr(acb, dcb, srb); in msgin_set_wide()
2731 struct DeviceCtlBlk *dcb = acb->active_dcb; in msgin_phase0() local
2746 msgin_qtag(acb, dcb, in msgin_phase0()
2810 srb->cmd, dcb->target_id, in msgin_phase0()
2811 dcb->target_lun); in msgin_phase0()
2812 dcb->flag |= ABORT_DEV_; in msgin_phase0()
2821 srb->msgout_buf[0] = dcb->identify_msg; in msgin_phase0()
2867 static void set_xfer_rate(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb) in set_xfer_rate() argument
2872 if (dcb->identify_msg & 0x07) in set_xfer_rate()
2876 current_sync_offset = dcb->sync_offset; in set_xfer_rate()
2881 if (i->target_id == dcb->target_id) { in set_xfer_rate()
2882 i->sync_period = dcb->sync_period; in set_xfer_rate()
2883 i->sync_offset = dcb->sync_offset; in set_xfer_rate()
2884 i->sync_mode = dcb->sync_mode; in set_xfer_rate()
2885 i->min_nego_period = dcb->min_nego_period; in set_xfer_rate()
2892 struct DeviceCtlBlk *dcb = acb->active_dcb; in disconnect() local
2895 if (!dcb) { in disconnect()
2906 srb = dcb->active_srb; in disconnect()
2916 dcb->target_id, dcb->target_lun); in disconnect()
2920 dcb->flag &= ~ABORT_DEV_; in disconnect()
2946 dcb->target_id, dcb->target_lun); in disconnect()
2953 free_tag(dcb, srb); in disconnect()
2954 list_move(&srb->list, &dcb->srb_waiting_list); in disconnect()
2977 free_tag(dcb, srb); in disconnect()
2978 dcb->active_srb = NULL; in disconnect()
2980 srb_done(acb, dcb, srb); in disconnect()
2988 struct DeviceCtlBlk *dcb = acb->active_dcb; in reselect() local
2999 if (dcb) { /* Arbitration lost but Reselection win */ in reselect()
3000 srb = dcb->active_srb; in reselect()
3011 srb->cmd, dcb->target_id, in reselect()
3012 dcb->target_lun, rsel_tar_lun_id, in reselect()
3018 free_tag(dcb, srb); in reselect()
3019 list_move(&srb->list, &dcb->srb_waiting_list); in reselect()
3031 dcb = find_dcb(acb, id, lun); in reselect()
3032 if (!dcb) { in reselect()
3038 acb->active_dcb = dcb; in reselect()
3040 if (!(dcb->dev_mode & NTC_DO_DISCONNECT)) in reselect()
3043 dcb->target_id, dcb->target_lun); in reselect()
3045 if (dcb->sync_mode & EN_TAG_QUEUEING /*&& !arblostflag */) { in reselect()
3047 dcb->active_srb = srb; in reselect()
3050 srb = dcb->active_srb; in reselect()
3057 dcb->target_id, dcb->target_lun); in reselect()
3060 dcb->active_srb = srb; in reselect()
3063 if (dcb->flag & ABORT_DEV_) { in reselect()
3074 dprintkdbg(DBG_0, "reselect: select <%i>\n", dcb->target_id); in reselect()
3076 DC395x_write8(acb, TRM_S1040_SCSI_TARGETID, dcb->target_id); /* target ID */ in reselect()
3077 DC395x_write8(acb, TRM_S1040_SCSI_OFFSET, dcb->sync_offset); /* offset */ in reselect()
3078 DC395x_write8(acb, TRM_S1040_SCSI_SYNC, dcb->sync_period); /* sync period, wide */ in reselect()
3101 static void disc_tagq_set(struct DeviceCtlBlk *dcb, struct ScsiInqData *ptr) in disc_tagq_set() argument
3106 && (dcb->dev_mode & NTC_DO_TAG_QUEUEING) && in disc_tagq_set()
3107 /*(dcb->dev_mode & NTC_DO_DISCONNECT) */ in disc_tagq_set()
3108 /* ((dcb->dev_type == TYPE_DISK) in disc_tagq_set()
3109 || (dcb->dev_type == TYPE_MOD)) && */ in disc_tagq_set()
3111 if (dcb->max_command == 1) in disc_tagq_set()
3112 dcb->max_command = in disc_tagq_set()
3113 dcb->acb->tag_max_num; in disc_tagq_set()
3114 dcb->sync_mode |= EN_TAG_QUEUEING; in disc_tagq_set()
3115 /*dcb->tag_mask = 0; */ in disc_tagq_set()
3117 dcb->max_command = 1; in disc_tagq_set()
3122 static void add_dev(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, in add_dev() argument
3126 dcb->dev_type = bval1; in add_dev()
3128 disc_tagq_set(dcb, ptr); in add_dev()
3176 static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, in srb_done() argument
3204 cmd->cmnd[0], dcb->target_id, in srb_done()
3205 dcb->target_lun, status, acb->scan_devices); in srb_done()
3210 cmd->cmnd[0], dcb->target_id, in srb_done()
3211 dcb->target_lun, status, acb->scan_devices); in srb_done()
3216 cmd->cmnd[0], dcb->target_id, in srb_done()
3217 dcb->target_lun, status, acb->scan_devices); in srb_done()
3222 cmd->cmnd[0], dcb->target_id, in srb_done()
3223 dcb->target_lun, status, acb->scan_devices); in srb_done()
3228 cmd->cmnd[0], dcb->target_id, in srb_done()
3229 dcb->target_lun, status, acb->scan_devices); in srb_done()
3271 request_sense(acb, dcb, srb); in srb_done()
3274 tempcnt = (u8)list_size(&dcb->srb_going_list); in srb_done()
3276 dcb->target_id, dcb->target_lun, tempcnt); in srb_done()
3279 dcb->max_command = tempcnt; in srb_done()
3280 free_tag(dcb, srb); in srb_done()
3281 list_move(&srb->list, &dcb->srb_waiting_list); in srb_done()
3337 dcb->inquiry7 = ptr->Flags; in srb_done()
3343 if (!dcb->init_tcq_flag) { in srb_done()
3344 add_dev(acb, dcb, ptr); in srb_done()
3345 dcb->init_tcq_flag = 1; in srb_done()
3384 struct DeviceCtlBlk *dcb; in doing_srb_done() local
3387 list_for_each_entry(dcb, &acb->dcb_list, list) { in doing_srb_done()
3392 list_for_each_entry_safe(srb, tmp, &dcb->srb_going_list, list) { in doing_srb_done()
3402 free_tag(dcb, srb); in doing_srb_done()
3413 if (!list_empty(&dcb->srb_going_list)) in doing_srb_done()
3416 dcb->target_id, dcb->target_lun); in doing_srb_done()
3417 if (dcb->tag_mask) in doing_srb_done()
3420 dcb->target_id, dcb->target_lun, in doing_srb_done()
3421 dcb->tag_mask); in doing_srb_done()
3424 list_for_each_entry_safe(srb, tmp, &dcb->srb_waiting_list, list) { in doing_srb_done()
3441 if (!list_empty(&dcb->srb_waiting_list)) in doing_srb_done()
3443 list_size(&dcb->srb_waiting_list), dcb->target_id, in doing_srb_done()
3444 dcb->target_lun); in doing_srb_done()
3445 dcb->flag &= ~ABORT_DEV_; in doing_srb_done()
3533 static void request_sense(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, in request_sense() argument
3566 if (start_scsi(acb, dcb, srb)) { /* Should only happen, if sb. else grabs the bus */ in request_sense()
3569 srb->cmd, dcb->target_id, dcb->target_lun); in request_sense()
3570 list_move(&srb->list, &dcb->srb_waiting_list); in request_sense()
3594 struct DeviceCtlBlk *dcb; in device_alloc() local
3596 dcb = kmalloc(sizeof(struct DeviceCtlBlk), GFP_ATOMIC); in device_alloc()
3598 if (!dcb) in device_alloc()
3600 dcb->acb = NULL; in device_alloc()
3601 INIT_LIST_HEAD(&dcb->srb_going_list); in device_alloc()
3602 INIT_LIST_HEAD(&dcb->srb_waiting_list); in device_alloc()
3603 dcb->active_srb = NULL; in device_alloc()
3604 dcb->tag_mask = 0; in device_alloc()
3605 dcb->max_command = 1; in device_alloc()
3606 dcb->target_id = target; in device_alloc()
3607 dcb->target_lun = lun; in device_alloc()
3608 dcb->dev_mode = eeprom->target[target].cfg0; in device_alloc()
3610 dcb->identify_msg = in device_alloc()
3611 IDENTIFY(dcb->dev_mode & NTC_DO_DISCONNECT, lun); in device_alloc()
3613 dcb->identify_msg = IDENTIFY(0, lun); in device_alloc()
3615 dcb->inquiry7 = 0; in device_alloc()
3616 dcb->sync_mode = 0; in device_alloc()
3617 dcb->min_nego_period = clock_period[period_index]; in device_alloc()
3618 dcb->sync_period = 0; in device_alloc()
3619 dcb->sync_offset = 0; in device_alloc()
3620 dcb->flag = 0; in device_alloc()
3623 if ((dcb->dev_mode & NTC_DO_WIDE_NEGO) in device_alloc()
3625 dcb->sync_mode |= WIDE_NEGO_ENABLE; in device_alloc()
3628 if (dcb->dev_mode & NTC_DO_SYNC_NEGO) in device_alloc()
3630 dcb->sync_mode |= SYNC_NEGO_ENABLE; in device_alloc()
3632 if (dcb->target_lun != 0) { in device_alloc()
3637 if (iter->target_id == dcb->target_id) { in device_alloc()
3643 kfree(dcb); in device_alloc()
3649 dcb->target_id, dcb->target_lun, in device_alloc()
3651 dcb->sync_mode = p->sync_mode; in device_alloc()
3652 dcb->sync_period = p->sync_period; in device_alloc()
3653 dcb->min_nego_period = p->min_nego_period; in device_alloc()
3654 dcb->sync_offset = p->sync_offset; in device_alloc()
3655 dcb->inquiry7 = p->inquiry7; in device_alloc()
3657 return dcb; in device_alloc()
3665 * @dcb: A newly created and initialised device instance to add.
3668 struct DeviceCtlBlk *dcb) in adapter_add_device() argument
3671 dcb->acb = acb; in adapter_add_device()
3675 acb->dcb_run_robin = dcb; in adapter_add_device()
3678 list_add_tail(&dcb->list, &acb->dcb_list); in adapter_add_device()
3681 acb->dcb_map[dcb->target_id] |= (1 << dcb->target_lun); in adapter_add_device()
3682 acb->children[dcb->target_id][dcb->target_lun] = dcb; in adapter_add_device()
3693 * @dcb: A device that has previously been added to the adapter.
3696 struct DeviceCtlBlk *dcb) in adapter_remove_device() argument
3701 dcb->target_id, dcb->target_lun); in adapter_remove_device()
3704 if (acb->active_dcb == dcb) in adapter_remove_device()
3706 if (acb->dcb_run_robin == dcb) in adapter_remove_device()
3707 acb->dcb_run_robin = dcb_get_next(&acb->dcb_list, dcb); in adapter_remove_device()
3711 if (dcb == i) { in adapter_remove_device()
3717 acb->dcb_map[dcb->target_id] &= ~(1 << dcb->target_lun); in adapter_remove_device()
3718 acb->children[dcb->target_id][dcb->target_lun] = NULL; in adapter_remove_device()
3719 dcb->acb = NULL; in adapter_remove_device()
3728 * @dcb: A device that has previously been added to the adapter.
3731 struct DeviceCtlBlk *dcb) in adapter_remove_and_free_device() argument
3733 if (list_size(&dcb->srb_going_list) > 1) { in adapter_remove_and_free_device()
3736 dcb->target_id, dcb->target_lun, in adapter_remove_and_free_device()
3737 list_size(&dcb->srb_going_list)); in adapter_remove_and_free_device()
3740 adapter_remove_device(acb, dcb); in adapter_remove_and_free_device()
3741 kfree(dcb); in adapter_remove_and_free_device()
3753 struct DeviceCtlBlk *dcb; in adapter_remove_and_free_all_devices() local
3758 list_for_each_entry_safe(dcb, tmp, &acb->dcb_list, list) in adapter_remove_and_free_all_devices()
3759 adapter_remove_and_free_device(acb, dcb); in adapter_remove_and_free_all_devices()
3773 struct DeviceCtlBlk *dcb; in dc395x_slave_alloc() local
3775 dcb = device_alloc(acb, scsi_device->id, scsi_device->lun); in dc395x_slave_alloc()
3776 if (!dcb) in dc395x_slave_alloc()
3778 adapter_add_device(acb, dcb); in dc395x_slave_alloc()
3793 struct DeviceCtlBlk *dcb = find_dcb(acb, scsi_device->id, scsi_device->lun); in dc395x_slave_destroy() local
3794 if (dcb) in dc395x_slave_destroy()
3795 adapter_remove_and_free_device(acb, dcb); in dc395x_slave_destroy()
4410 "size{acb=0x%04x dcb=0x%04x srb=0x%04x}\n", in adapter_init()
4489 struct DeviceCtlBlk *dcb; in dc395x_show_info() local
4523 list_for_each_entry(dcb, &acb->dcb_list, list) { in dc395x_show_info()
4525 seq_printf(m, "%02i %02i %02i ", dev, dcb->target_id, in dc395x_show_info()
4526 dcb->target_lun); in dc395x_show_info()
4527 YESNO(dcb->dev_mode & NTC_DO_PARITY_CHK); in dc395x_show_info()
4528 YESNO(dcb->sync_offset); in dc395x_show_info()
4529 YESNO(dcb->sync_period & WIDE_SYNC); in dc395x_show_info()
4530 YESNO(dcb->dev_mode & NTC_DO_DISCONNECT); in dc395x_show_info()
4531 YESNO(dcb->dev_mode & NTC_DO_SEND_START); in dc395x_show_info()
4532 YESNO(dcb->sync_mode & EN_TAG_QUEUEING); in dc395x_show_info()
4533 nego_period = clock_period[dcb->sync_period & 0x07] << 2; in dc395x_show_info()
4534 if (dcb->sync_offset) in dc395x_show_info()
4537 seq_printf(m, " (%03i ns)", (dcb->min_nego_period << 2)); in dc395x_show_info()
4539 if (dcb->sync_offset & 0x0f) { in dc395x_show_info()
4544 (dcb->sync_offset & 0x0f)); in dc395x_show_info()
4549 seq_printf(m, " %02i\n", dcb->max_command); in dc395x_show_info()
4558 list_for_each_entry(dcb, &acb->dcb_list, list) { in dc395x_show_info()
4560 if (!list_empty(&dcb->srb_waiting_list)) in dc395x_show_info()
4561 seq_printf(m, "DCB (%02i-%i): Waiting: %i:", in dc395x_show_info()
4562 dcb->target_id, dcb->target_lun, in dc395x_show_info()
4563 list_size(&dcb->srb_waiting_list)); in dc395x_show_info()
4564 list_for_each_entry(srb, &dcb->srb_waiting_list, list) in dc395x_show_info()
4566 if (!list_empty(&dcb->srb_going_list)) in dc395x_show_info()
4568 dcb->target_id, dcb->target_lun, in dc395x_show_info()
4569 list_size(&dcb->srb_going_list)); in dc395x_show_info()
4570 list_for_each_entry(srb, &dcb->srb_going_list, list) in dc395x_show_info()
4572 if (!list_empty(&dcb->srb_waiting_list) || !list_empty(&dcb->srb_going_list)) in dc395x_show_info()
4577 seq_printf(m, "DCB list for ACB %p:\n", acb); in dc395x_show_info()
4578 list_for_each_entry(dcb, &acb->dcb_list, list) { in dc395x_show_info()
4579 seq_printf(m, "%p -> ", dcb); in dc395x_show_info()