Lines Matching +full:tp +full:- +full:sensitive +full:- +full:adjust
1 // SPDX-License-Identifier: GPL-2.0-or-later
10 * Copyright (C) 2001 - 2020 Douglas Gilbert
34 #include <linux/crc-t10dif.h>
40 #include <linux/t10-pi.h>
142 #define DEF_SCSI_LEVEL 7 /* INQUIRY, byte2 [6->SPC-4; 7->SPC-5] */
156 #define JDELAY_OVERRIDDEN -9999
194 /* As indicated in SAM-5 and SPC-4 Unit Attentions (UAs) are returned in
215 * per-device DEF_CMD_PER_LUN can be changed via sysfs:
223 /* UA - Unit Attention; SA - Service Action; SSU - Start Stop Unit */
224 #define F_D_IN 1 /* Data-in command (e.g. READ) */
225 #define F_D_OUT 2 /* Data-out command (e.g. WRITE) */
228 #define F_RL_WLUN_OK 0x10 /* allowed with REPORT LUNS W-LUN */
236 #define F_SSU_DELAY 0x1000 /* SSU command delay (long-ish) */
366 u32 flags; /* OR-ed set of SDEB_F_* */
369 u8 len_mask[16]; /* len_mask[0]-->cdb_len, then mask for cdb */
406 SDEB_I_ZONE_IN = 31, /* 0x95+SA; all have data-in */
412 /* 0x0; 0x0->0x1f: 6 byte cdbs */
420 /* 0x20; 0x20->0x3f: 10 byte cdbs */
425 /* 0x40; 0x40->0x5f: 10 byte cdbs */
431 /* 0x60; 0x60->0x7d are reserved, 0x7e is "extended cdb" */
435 /* 0x80; 0x80->0x9f: 16 byte cdbs */
442 /* 0xa0; 0xa0->0xbf: 12 byte cdbs */
449 /* 0xc0; 0xc0->0xff: vendor specific */
457 * The following "response" functions return the SCSI mid-level's 4 byte
458 * tuple-in-an-int. To handle commands with an IMMED bit, for a faster
503 * the opcode_info_arr array. The most time sensitive (or commonly used) cdb
594 0xff, 0xff, 0xff, 0xff, 0x3f, 0xc7} }, /* PRE-FETCH (16) */
714 0, 0, 0, 0} }, /* PRE-FETCH (10) */
811 static int sdeb_first_idx = -1; /* invalid index ==> none created */
812 static int sdeb_most_recent_idx = -1;
826 static bool sdeb_zbc_in_use; /* true for host-aware and host-managed disks */
831 static int submit_queues = DEF_SUBMIT_QUEUES; /* > 1 for multi-queue (mq) */
877 if (!sip || !sip->storep) { in lba2fake_store()
881 return lsip->storep + lba * sdebug_sector_size; in lba2fake_store()
889 return sip->dif_storep + sector; in dif_store()
899 hpnt = sdbg_host->shost; in sdebug_max_tgts_luns()
900 if ((hpnt->this_id >= 0) && in sdebug_max_tgts_luns()
901 (sdebug_num_tgts > hpnt->this_id)) in sdebug_max_tgts_luns()
902 hpnt->max_id = sdebug_num_tgts + 1; in sdebug_max_tgts_luns()
904 hpnt->max_id = sdebug_num_tgts; in sdebug_max_tgts_luns()
906 hpnt->max_lun = SCSI_W_LUN_REPORT_LUNS + 1; in sdebug_max_tgts_luns()
913 /* Set in_bit to -1 to indicate no bit position of invalid field */
922 sbuff = scp->sense_buffer; in mk_sense_invalid_fld()
924 sdev_printk(KERN_ERR, scp->device, in mk_sense_invalid_fld()
949 sdev_printk(KERN_INFO, scp->device, "%s: [sense_key,asc,ascq" in mk_sense_invalid_fld()
958 sbuff = scp->sense_buffer; in mk_sense_buffer()
960 sdev_printk(KERN_ERR, scp->device, in mk_sense_buffer()
969 sdev_printk(KERN_INFO, scp->device, in mk_sense_buffer()
994 return -EINVAL; in scsi_debug_ioctl()
995 /* return -ENOTTY; // correct return but upsets fdisk */ in scsi_debug_ioctl()
1002 sdev->use_10_for_rw = false; in config_cdb_len()
1003 sdev->use_16_for_rw = false; in config_cdb_len()
1004 sdev->use_10_for_ms = false; in config_cdb_len()
1007 sdev->use_10_for_rw = true; in config_cdb_len()
1008 sdev->use_16_for_rw = false; in config_cdb_len()
1009 sdev->use_10_for_ms = false; in config_cdb_len()
1012 sdev->use_10_for_rw = true; in config_cdb_len()
1013 sdev->use_16_for_rw = false; in config_cdb_len()
1014 sdev->use_10_for_ms = true; in config_cdb_len()
1017 sdev->use_10_for_rw = false; in config_cdb_len()
1018 sdev->use_16_for_rw = true; in config_cdb_len()
1019 sdev->use_10_for_ms = true; in config_cdb_len()
1022 sdev->use_10_for_rw = false; in config_cdb_len()
1023 sdev->use_16_for_rw = true; in config_cdb_len()
1024 sdev->use_10_for_ms = true; in config_cdb_len()
1029 sdev->use_10_for_rw = true; in config_cdb_len()
1030 sdev->use_16_for_rw = false; in config_cdb_len()
1031 sdev->use_10_for_ms = false; in config_cdb_len()
1045 shost = sdbg_host->shost; in all_config_cdb_len()
1060 list_for_each_entry(dp, &sdhp->dev_info_list, dev_list) { in clear_luns_changed_on_target()
1061 if ((devip->sdbg_host == dp->sdbg_host) && in clear_luns_changed_on_target()
1062 (devip->target == dp->target)) in clear_luns_changed_on_target()
1063 clear_bit(SDEBUG_UA_LUNS_CHANGED, dp->uas_bm); in clear_luns_changed_on_target()
1073 k = find_first_bit(devip->uas_bm, SDEBUG_NUM_UAS); in make_ua()
1118 * SPC-3 behavior is to report a UNIT ATTENTION with in make_ua()
1121 * received. SPC-4 behavior is to report it only once. in make_ua()
1123 * values as struct scsi_device->scsi_level. in make_ua()
1125 if (sdebug_scsi_level >= 6) /* SPC-4 and above */ in make_ua()
1139 clear_bit(k, devip->uas_bm); in make_ua()
1141 sdev_printk(KERN_INFO, scp->device, in make_ua()
1149 /* Build SCSI "data-in" buffer. Returns 0 if ok else (DID_ERROR << 16). */
1154 struct scsi_data_buffer *sdb = &scp->sdb; in fill_from_dev_buffer()
1156 if (!sdb->length) in fill_from_dev_buffer()
1158 if (scp->sc_data_direction != DMA_FROM_DEVICE) in fill_from_dev_buffer()
1161 act_len = sg_copy_from_buffer(sdb->table.sgl, sdb->table.nents, in fill_from_dev_buffer()
1163 scsi_set_resid(scp, scsi_bufflen(scp) - act_len); in fill_from_dev_buffer()
1168 /* Partial build of SCSI "data-in" buffer. Returns 0 if ok else
1169 * (DID_ERROR << 16). Can write to offset in data-in buffer. If multiple
1177 struct scsi_data_buffer *sdb = &scp->sdb; in p_fill_from_dev_buffer()
1180 if (sdb->length <= off_dst) in p_fill_from_dev_buffer()
1182 if (scp->sc_data_direction != DMA_FROM_DEVICE) in p_fill_from_dev_buffer()
1185 act_len = sg_pcopy_from_buffer(sdb->table.sgl, sdb->table.nents, in p_fill_from_dev_buffer()
1190 n = scsi_bufflen(scp) - (off_dst + act_len); in p_fill_from_dev_buffer()
1195 /* Fetches from SCSI "data-out" buffer. Returns number of bytes fetched into
1196 * 'arr' or -1 if error.
1203 if (scp->sc_data_direction != DMA_TO_DEVICE) in fetch_to_dev_buffer()
1204 return -1; in fetch_to_dev_buffer()
1250 /* NAA-3, Logical unit identifier (binary) */ in inquiry_vpd_83()
1268 /* NAA-3, Target port identifier */ in inquiry_vpd_83()
1275 /* NAA-3, Target port group identifier */ in inquiry_vpd_83()
1284 /* NAA-3, Target device identifier */ in inquiry_vpd_83()
1292 arr[num++] = 0x63; /* proto=sas, UTF-8 */ in inquiry_vpd_83()
1336 memset(arr + num + olen, 0, plen - olen); in inquiry_vpd_85()
1348 memset(arr + num + olen, 0, plen - olen); in inquiry_vpd_85()
1369 arr[num++] = 12; /* length tp descriptor */ in inquiry_vpd_88()
1370 /* naa-5 target port identifier (A) */ in inquiry_vpd_88()
1384 arr[num++] = 12; /* length tp descriptor */ in inquiry_vpd_88()
1385 /* naa-5 target port identifier (B) */ in inquiry_vpd_88()
1456 /* Block limits VPD page (SBC-3) */
1503 /* Block device characteristics VPD page (SBC-3) */
1511 if (devip->zmodel == BLK_ZONED_HA) in inquiry_vpd_b1()
1517 /* Logical block provisioning VPD page (SBC-4) */
1543 * Optimal number of non-sequentially written sequential write in inquiry_vpd_b6()
1549 if (sdeb_zbc_model == BLK_ZONED_HM && devip->max_open) in inquiry_vpd_b6()
1550 put_unaligned_be32(devip->max_open, &arr[12]); in inquiry_vpd_b6()
1563 unsigned char *cmd = scp->cmnd; in resp_inquiry()
1572 is_zbc = (devip->zmodel != BLK_ZONED_NONE); in resp_inquiry()
1574 have_wlun = scsi_is_wlun(scp->device->lun); in resp_inquiry()
1577 else if (sdebug_no_lun_0 && (devip->lun == SDEBUG_LUN_0_VAL)) in resp_inquiry()
1589 int host_no = devip->sdbg_host->shost->host_no; in resp_inquiry()
1592 (devip->channel & 0x7f); in resp_inquiry()
1595 lu_id_num = have_wlun ? -1 : (((host_no + 1) * 2000) + in resp_inquiry()
1596 (devip->target * 1000) + devip->lun); in resp_inquiry()
1598 (devip->target * 1000) - 3; in resp_inquiry()
1620 arr[3] = n - 4; /* number of supported VPD pages */ in resp_inquiry()
1630 &devip->lu_name); in resp_inquiry()
1650 arr[4] = 0x2; /* disconnect-reconnect mp */ in resp_inquiry()
1674 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 2, -1); in resp_inquiry()
1688 arr[4] = SDEBUG_LONG_INQ_SZ - 5; in resp_inquiry()
1701 put_unaligned_be16(0xc0, arr + 58); /* SAM-6 no version claimed */ in resp_inquiry()
1702 put_unaligned_be16(0x5c0, arr + 60); /* SPC-5 no version claimed */ in resp_inquiry()
1704 if (is_disk) { /* SBC-4 no version claimed */ in resp_inquiry()
1707 } else if (sdebug_ptype == TYPE_TAPE) { /* SSC-4 rev 3 */ in resp_inquiry()
1714 put_unaligned_be16(0x2100, arr + n); /* SPL-4 no version claimed */ in resp_inquiry()
1728 unsigned char *cmd = scp->cmnd; in resp_requests()
1733 int stopped_state = atomic_read(&devip->stopped); in resp_requests()
1781 unsigned char *cmd = scp->cmnd; in resp_start_stop()
1791 stopped_state = atomic_read(&devip->stopped); in resp_start_stop()
1795 if (ktime_to_ns(now_ts) > ktime_to_ns(devip->create_ts)) { in resp_start_stop()
1796 u64 diff_ns = ktime_to_ns(ktime_sub(now_ts, devip->create_ts)); in resp_start_stop()
1800 atomic_set(&devip->stopped, 0); in resp_start_stop()
1815 atomic_xchg(&devip->stopped, want_stop); in resp_start_stop()
1844 capac = (unsigned int)sdebug_capacity - 1; in resp_readcap()
1856 unsigned char *cmd = scp->cmnd; in resp_readcap16()
1864 put_unaligned_be64((u64)(sdebug_capacity - 1), arr + 0); in resp_readcap16()
1882 arr[12] = (sdebug_dif - 1) << 1; /* P_TYPE */ in resp_readcap16()
1895 unsigned char *cmd = scp->cmnd; in resp_report_tgtpgs()
1897 int host_no = devip->sdbg_host->shost->host_no; in resp_report_tgtpgs()
1915 (devip->channel & 0x7f); in resp_report_tgtpgs()
1917 (devip->channel & 0x7f) + 0x80; in resp_report_tgtpgs()
1953 rlen = n - 4; in resp_report_tgtpgs()
1958 * - The allocated length in resp_report_tgtpgs()
1959 * - The constructed command length in resp_report_tgtpgs()
1960 * - The maximum array size in resp_report_tgtpgs()
1980 u8 *cmd = scp->cmnd; in resp_rsup_opcodes()
1988 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 6, -1); in resp_rsup_opcodes()
2005 oip->num_attached != 0xff; ++oip) { in resp_rsup_opcodes()
2006 if (F_INV_OP & oip->flags) in resp_rsup_opcodes()
2008 count += (oip->num_attached + 1); in resp_rsup_opcodes()
2013 oip->num_attached != 0xff && offset < a_len; ++oip) { in resp_rsup_opcodes()
2014 if (F_INV_OP & oip->flags) in resp_rsup_opcodes()
2016 na = oip->num_attached; in resp_rsup_opcodes()
2017 arr[offset] = oip->opcode; in resp_rsup_opcodes()
2018 put_unaligned_be16(oip->sa, arr + offset + 2); in resp_rsup_opcodes()
2021 if (FF_SA & oip->flags) in resp_rsup_opcodes()
2023 put_unaligned_be16(oip->len_mask[0], arr + offset + 6); in resp_rsup_opcodes()
2027 for (k = 0, oip = oip->arrp; k < na; ++k, ++oip) { in resp_rsup_opcodes()
2028 if (F_INV_OP & oip->flags) in resp_rsup_opcodes()
2031 arr[offset] = oip->opcode; in resp_rsup_opcodes()
2032 put_unaligned_be16(oip->sa, arr + offset + 2); in resp_rsup_opcodes()
2035 if (FF_SA & oip->flags) in resp_rsup_opcodes()
2037 put_unaligned_be16(oip->len_mask[0], in resp_rsup_opcodes()
2052 if (F_INV_OP & oip->flags) { in resp_rsup_opcodes()
2057 if (FF_SA & oip->flags) { in resp_rsup_opcodes()
2065 0 == (FF_SA & oip->flags)) { in resp_rsup_opcodes()
2066 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 4, -1); in resp_rsup_opcodes()
2070 if (0 == (FF_SA & oip->flags) && in resp_rsup_opcodes()
2071 req_opcode == oip->opcode) in resp_rsup_opcodes()
2073 else if (0 == (FF_SA & oip->flags)) { in resp_rsup_opcodes()
2074 na = oip->num_attached; in resp_rsup_opcodes()
2075 for (k = 0, oip = oip->arrp; k < na; in resp_rsup_opcodes()
2077 if (req_opcode == oip->opcode) in resp_rsup_opcodes()
2081 } else if (req_sa != oip->sa) { in resp_rsup_opcodes()
2082 na = oip->num_attached; in resp_rsup_opcodes()
2083 for (k = 0, oip = oip->arrp; k < na; in resp_rsup_opcodes()
2085 if (req_sa == oip->sa) in resp_rsup_opcodes()
2092 u = oip->len_mask[0]; in resp_rsup_opcodes()
2094 arr[4] = oip->opcode; in resp_rsup_opcodes()
2097 oip->len_mask[k] : 0xff; in resp_rsup_opcodes()
2126 u8 *cmd = scp->cmnd; in resp_rsup_tmfs()
2132 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 6, -1); in resp_rsup_tmfs()
2150 { /* Read-Write Error Recovery page for mode_sense */ in resp_err_recov_pg()
2156 memset(p + 2, 0, sizeof(err_recov_pg) - 2); in resp_err_recov_pg()
2161 { /* Disconnect-Reconnect page for mode_sense */ in resp_disconnect_pg()
2167 memset(p + 2, 0, sizeof(disconnect_pg) - 2); in resp_disconnect_pg()
2183 memset(p + 2, 0, sizeof(format_pg) - 2); in resp_format_pg()
2251 { /* SAS SSP mode page - short format for mode_sense */ in resp_sas_sf_m_pg()
2257 memset(p + 2, 0, sizeof(sas_sf_m_pg) - 2); in resp_sas_sf_m_pg()
2291 memset(p + 4, 0, sizeof(sas_pcd_m_pg) - 4); in resp_sas_pcd_m_spg()
2303 memset(p + 4, 0, sizeof(sas_sha_m_pg) - 4); in resp_sas_sha_m_spg()
2315 int target = scp->device->id; in resp_mode_sense()
2318 unsigned char *cmd = scp->cmnd; in resp_mode_sense()
2328 is_zbc = (devip->zmodel != BLK_ZONED_NONE); in resp_mode_sense()
2339 target_dev_id = ((devip->sdbg_host->shost->host_no + 1) * 2000) + in resp_mode_sense()
2340 (devip->target * 1000) - 3; in resp_mode_sense()
2343 dev_spec = 0x10; /* =0x90 if WP=1 implies read-only */ in resp_mode_sense()
2380 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 3, -1); in resp_mode_sense()
2386 case 0x1: /* Read-Write error recovery page, direct access */ in resp_mode_sense()
2390 case 0x2: /* Disconnect-Reconnect page, all devices */ in resp_mode_sense()
2414 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 3, -1); in resp_mode_sense()
2454 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 3, -1); in resp_mode_sense()
2467 arr[0] = offset - 1; in resp_mode_sense()
2469 put_unaligned_be16((offset - 2), arr + 0); in resp_mode_sense()
2481 unsigned char *cmd = scp->cmnd; in resp_mode_select()
2489 mk_sense_invalid_fld(scp, SDEB_IN_CDB, mselect6 ? 4 : 7, -1); in resp_mode_select()
2493 if (-1 == res) in resp_mode_select()
2496 sdev_printk(KERN_INFO, scp->device, in resp_mode_select()
2502 mk_sense_invalid_fld(scp, SDEB_IN_DATA, 0, -1); in resp_mode_select()
2524 sizeof(caching_pg) - 2); in resp_mode_select()
2531 sizeof(ctrl_m_pg) - 2); in resp_mode_select()
2543 sizeof(iec_m_pg) - 2); in resp_mode_select()
2553 set_bit(SDEBUG_UA_MODE_CHANGED, devip->uas_bm); in resp_mode_select()
2587 unsigned char *cmd = scp->cmnd; in resp_log_sense()
2607 arr[3] = n - 4; in resp_log_sense()
2633 arr[3] = n - 4; in resp_log_sense()
2639 arr[3] = n - 4; in resp_log_sense()
2645 arr[3] = n - 4; in resp_log_sense()
2652 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 3, -1); in resp_log_sense()
2662 return devip->nr_zones != 0; in sdebug_dev_is_zoned()
2668 return &devip->zstate[lba >> devip->zsize_shift]; in zbc_zone()
2673 return zsp->z_type == ZBC_ZONE_TYPE_CNV; in zbc_zone_is_conv()
2684 zc = zsp->z_cond; in zbc_close_zone()
2689 devip->nr_imp_open--; in zbc_close_zone()
2691 devip->nr_exp_open--; in zbc_close_zone()
2693 if (zsp->z_wp == zsp->z_start) { in zbc_close_zone()
2694 zsp->z_cond = ZC1_EMPTY; in zbc_close_zone()
2696 zsp->z_cond = ZC4_CLOSED; in zbc_close_zone()
2697 devip->nr_closed++; in zbc_close_zone()
2703 struct sdeb_zone_state *zsp = &devip->zstate[0]; in zbc_close_imp_open_zone()
2706 for (i = 0; i < devip->nr_zones; i++, zsp++) { in zbc_close_imp_open_zone()
2707 if (zsp->z_cond == ZC2_IMPLICIT_OPEN) { in zbc_close_imp_open_zone()
2722 zc = zsp->z_cond; in zbc_open_zone()
2728 if (explicit && zsp->z_cond == ZC2_IMPLICIT_OPEN) in zbc_open_zone()
2730 else if (devip->max_open && in zbc_open_zone()
2731 devip->nr_imp_open + devip->nr_exp_open >= devip->max_open) in zbc_open_zone()
2734 if (zsp->z_cond == ZC4_CLOSED) in zbc_open_zone()
2735 devip->nr_closed--; in zbc_open_zone()
2737 zsp->z_cond = ZC3_EXPLICIT_OPEN; in zbc_open_zone()
2738 devip->nr_exp_open++; in zbc_open_zone()
2740 zsp->z_cond = ZC2_IMPLICIT_OPEN; in zbc_open_zone()
2741 devip->nr_imp_open++; in zbc_open_zone()
2749 unsigned long long n, end, zend = zsp->z_start + zsp->z_size; in zbc_inc_wp()
2754 if (zsp->z_type == ZBC_ZONE_TYPE_SWR) { in zbc_inc_wp()
2755 zsp->z_wp += num; in zbc_inc_wp()
2756 if (zsp->z_wp >= zend) in zbc_inc_wp()
2757 zsp->z_cond = ZC5_FULL; in zbc_inc_wp()
2762 if (lba != zsp->z_wp) in zbc_inc_wp()
2763 zsp->z_non_seq_resource = true; in zbc_inc_wp()
2767 n = zend - lba; in zbc_inc_wp()
2768 zsp->z_wp = zend; in zbc_inc_wp()
2769 } else if (end > zsp->z_wp) { in zbc_inc_wp()
2771 zsp->z_wp = end; in zbc_inc_wp()
2775 if (zsp->z_wp >= zend) in zbc_inc_wp()
2776 zsp->z_cond = ZC5_FULL; in zbc_inc_wp()
2778 num -= n; in zbc_inc_wp()
2782 zend = zsp->z_start + zsp->z_size; in zbc_inc_wp()
2790 struct scsi_device *sdp = scp->device; in check_zbc_access_params()
2791 struct sdebug_dev_info *devip = (struct sdebug_dev_info *)sdp->hostdata; in check_zbc_access_params()
2793 struct sdeb_zone_state *zsp_end = zbc_zone(devip, lba + num - 1); in check_zbc_access_params()
2796 if (devip->zmodel == BLK_ZONED_HA) in check_zbc_access_params()
2798 /* For host-managed, reads cannot cross zone types boundaries */ in check_zbc_access_params()
2821 if (zsp->z_type == ZBC_ZONE_TYPE_SWR) { in check_zbc_access_params()
2830 if (zsp->z_cond == ZC5_FULL) { in check_zbc_access_params()
2836 if (lba != zsp->z_wp) { in check_zbc_access_params()
2845 if (zsp->z_cond == ZC1_EMPTY || zsp->z_cond == ZC4_CLOSED) { in check_zbc_access_params()
2846 if (devip->max_open && in check_zbc_access_params()
2847 devip->nr_exp_open >= devip->max_open) { in check_zbc_access_params()
2863 struct scsi_device *sdp = scp->device; in check_device_access_params()
2864 struct sdebug_dev_info *devip = (struct sdebug_dev_info *)sdp->hostdata; in check_device_access_params()
2899 return xa_load(per_store_ap, devip->sdbg_host->si_idx); in devip2sip()
2902 /* Returns number of bytes copied or -1 if error. */
2909 struct scsi_data_buffer *sdb = &scp->sdb; in do_device_access()
2919 if (!sdb->length || !sip) in do_device_access()
2921 if (scp->sc_data_direction != dir) in do_device_access()
2922 return -1; in do_device_access()
2923 fsp = sip->storep; in do_device_access()
2927 rest = block + num - sdebug_store_sectors; in do_device_access()
2929 ret = sg_copy_buffer(sdb->table.sgl, sdb->table.nents, in do_device_access()
2931 (num - rest) * sdebug_sector_size, sg_skip, do_write); in do_device_access()
2932 if (ret != (num - rest) * sdebug_sector_size) in do_device_access()
2936 ret += sg_copy_buffer(sdb->table.sgl, sdb->table.nents, in do_device_access()
2938 sg_skip + ((num - rest) * sdebug_sector_size), in do_device_access()
2945 /* Returns number of bytes copied or -1 if error. */
2948 struct scsi_data_buffer *sdb = &scp->sdb; in do_dout_fetch()
2950 if (!sdb->length) in do_dout_fetch()
2952 if (scp->sc_data_direction != DMA_TO_DEVICE) in do_dout_fetch()
2953 return -1; in do_dout_fetch()
2954 return sg_copy_buffer(sdb->table.sgl, sdb->table.nents, doutp, in do_dout_fetch()
2958 /* If sip->storep+lba compares equal to arr(num), then copy top half of
2959 * arr into sip->storep+lba and return true. If comparison fails then
2968 u8 *fsp = sip->storep; in comp_write_worker()
2972 rest = block + num - store_blks; in comp_write_worker()
2974 res = !memcmp(fsp + (block * lb_size), arr, (num - rest) * lb_size); in comp_write_worker()
2978 res = memcmp(fsp, arr + ((num - rest) * lb_size), in comp_write_worker()
2985 memcpy(fsp + (block * lb_size), arr, (num - rest) * lb_size); in comp_write_worker()
2987 memcpy(fsp, arr + ((num - rest) * lb_size), rest * lb_size); in comp_write_worker()
3008 if (sdt->guard_tag != csum) { in dif_verify()
3011 be16_to_cpu(sdt->guard_tag), in dif_verify()
3016 be32_to_cpu(sdt->ref_tag) != (sector & 0xffffffff)) { in dif_verify()
3022 be32_to_cpu(sdt->ref_tag) != ei_lba) { in dif_verify()
3036 scp->device->hostdata, true); in dif_copy_prot()
3037 struct t10_pi_tuple *dif_storep = sip->dif_storep; in dif_copy_prot()
3054 rest = start + len - dif_store_end; in dif_copy_prot()
3059 memcpy(paddr, start, len - rest); in dif_copy_prot()
3061 memcpy(start, paddr, len - rest); in dif_copy_prot()
3065 memcpy(paddr + len - rest, dif_storep, rest); in dif_copy_prot()
3067 memcpy(dif_storep, paddr + len - rest, rest); in dif_copy_prot()
3071 resid -= len; in dif_copy_prot()
3082 scp->device->hostdata, true); in prot_verify_read()
3091 if (sdt->app_tag == cpu_to_be16(0xffff)) in prot_verify_read()
3116 rwlock_t *macc_lckp = sip ? &sip->macc_lck : &sdeb_fake_rw_lck; in resp_read_dt0()
3117 u8 *cmd = scp->cmnd; in resp_read_dt0()
3167 sdev_printk(KERN_ERR, scp->device, "Unprotected RD " in resp_read_dt0()
3180 (lba <= (sdebug_medium_error_start + sdebug_medium_error_count - 1)) && in resp_read_dt0()
3185 if (0x70 == (scp->sense_buffer[0] & 0x7f)) { in resp_read_dt0()
3186 scp->sense_buffer[0] |= 0x80; /* Valid bit */ in resp_read_dt0()
3189 put_unaligned_be32(ret, scp->sense_buffer + 3); in resp_read_dt0()
3210 if (unlikely(ret == -1)) in resp_read_dt0()
3213 scsi_set_resid(scp, scsi_bufflen(scp) - ret); in resp_read_dt0()
3247 n += scnprintf(b + n, sizeof(b) - n, in dump_sector()
3250 n += scnprintf(b + n, sizeof(b) - n, in dump_sector()
3332 lba += sdebug_unmap_granularity - sdebug_unmap_alignment; in lba_to_map_index()
3342 lba -= sdebug_unmap_granularity - sdebug_unmap_alignment; in map_index_to_lba()
3355 mapped = test_bit(index, sip->map_storep); in map_state()
3358 next = find_next_zero_bit(sip->map_storep, map_size, index); in map_state()
3360 next = find_next_bit(sip->map_storep, map_size, index); in map_state()
3363 *num = end - lba; in map_state()
3376 set_bit(index, sip->map_storep); in map_region()
3386 u8 *fsp = sip->storep; in unmap_region()
3394 clear_bit(index, sip->map_storep); in unmap_region()
3401 if (sip->dif_storep) { in unmap_region()
3402 memset(sip->dif_storep + lba, 0xff, in unmap_region()
3403 sizeof(*sip->dif_storep) * in unmap_region()
3419 rwlock_t *macc_lckp = &sip->macc_lck; in resp_write_dt0()
3420 u8 *cmd = scp->cmnd; in resp_write_dt0()
3470 sdev_printk(KERN_ERR, scp->device, "Unprotected WR " in resp_write_dt0()
3499 if (unlikely(-1 == ret)) in resp_write_dt0()
3503 sdev_printk(KERN_INFO, scp->device, in resp_write_dt0()
3534 u8 *cmd = scp->cmnd; in resp_write_scat()
3538 rwlock_t *macc_lckp = &sip->macc_lck; in resp_write_scat()
3570 sdev_printk(KERN_ERR, scp->device, in resp_write_scat()
3575 return 0; /* T10 says these do-nothings are not errors */ in resp_write_scat()
3578 sdev_printk(KERN_INFO, scp->device, in resp_write_scat()
3587 sdev_printk(KERN_INFO, scp->device, in resp_write_scat()
3597 sdev_printk(KERN_INFO, scp->device, in resp_write_scat()
3601 if (res == -1) { in resp_write_scat()
3614 sdev_printk(KERN_INFO, scp->device, in resp_write_scat()
3627 sdev_printk(KERN_INFO, scp->device, in resp_write_scat()
3655 if (unlikely(-1 == ret)) { in resp_write_scat()
3659 sdev_printk(KERN_INFO, scp->device, in resp_write_scat()
3697 struct scsi_device *sdp = scp->device; in resp_write_same()
3698 struct sdebug_dev_info *devip = (struct sdebug_dev_info *)sdp->hostdata; in resp_write_same()
3704 scp->device->hostdata, true); in resp_write_same()
3705 rwlock_t *macc_lckp = &sip->macc_lck; in resp_write_same()
3724 fsp = sip->storep; in resp_write_same()
3732 if (-1 == ret) { in resp_write_same()
3733 write_unlock(&sip->macc_lck); in resp_write_same()
3736 sdev_printk(KERN_INFO, scp->device, in resp_write_same()
3760 u8 *cmd = scp->cmnd; in resp_write_same_10()
3776 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 7, -1); in resp_write_same_10()
3785 u8 *cmd = scp->cmnd; in resp_write_same_16()
3799 if (cmd[1] & 0x1) /* NDOB (no data-out buffer, assumes zeroes) */ in resp_write_same_16()
3804 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 10, -1); in resp_write_same_16()
3811 * field. For the Report supported operation codes command, SPC-4 suggests
3816 u8 *cmd = scp->cmnd; in resp_write_buffer()
3817 struct scsi_device *sdp = scp->device; in resp_write_buffer()
3825 set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); in resp_write_buffer()
3826 set_bit(SDEBUG_UA_MICROCODE_CHANGED, devip->uas_bm); in resp_write_buffer()
3829 set_bit(SDEBUG_UA_MICROCODE_CHANGED_WO_RESET, devip->uas_bm); in resp_write_buffer()
3834 &devip->sdbg_host->dev_info_list, in resp_write_buffer()
3836 if (dp->target == sdp->id) { in resp_write_buffer()
3837 set_bit(SDEBUG_UA_BUS_RESET, dp->uas_bm); in resp_write_buffer()
3840 dp->uas_bm); in resp_write_buffer()
3846 &devip->sdbg_host->dev_info_list, in resp_write_buffer()
3848 if (dp->target == sdp->id) in resp_write_buffer()
3850 dp->uas_bm); in resp_write_buffer()
3862 u8 *cmd = scp->cmnd; in resp_comp_write()
3865 rwlock_t *macc_lckp = &sip->macc_lck; in resp_comp_write()
3885 sdev_printk(KERN_ERR, scp->device, "Unprotected WR " in resp_comp_write()
3901 if (ret == -1) { in resp_comp_write()
3905 sdev_printk(KERN_INFO, scp->device, "%s: compare_write: cdb " in resp_comp_write()
3932 rwlock_t *macc_lckp = &sip->macc_lck; in resp_unmap()
3938 payload_len = get_unaligned_be16(scp->cmnd + 7); in resp_unmap()
3941 descriptors = (payload_len - 8) / 16; in resp_unmap()
3943 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 7, -1); in resp_unmap()
3956 BUG_ON(get_unaligned_be16(&buf[0]) != payload_len - 2); in resp_unmap()
3988 u8 *cmd = scp->cmnd; in resp_get_lba_status()
4012 if (sdebug_capacity - lba <= 0xffffffff) in resp_get_lba_status()
4013 num = sdebug_capacity - lba; in resp_get_lba_status()
4033 u8 *cmd = scp->cmnd; in resp_sync_cache()
4054 * Assuming the LBA+num_blocks is not out-of-range, this function will return
4067 u8 *cmd = scp->cmnd; in resp_pre_fetch()
4069 rwlock_t *macc_lckp = &sip->macc_lck; in resp_pre_fetch()
4070 u8 *fsp = sip->storep; in resp_pre_fetch()
4075 } else { /* PRE-FETCH(16) */ in resp_pre_fetch()
4085 /* PRE-FETCH spec says nothing about LBP or PI so skip them */ in resp_pre_fetch()
4088 rest = block + nblks - sdebug_store_sectors; in resp_pre_fetch()
4090 /* Try to bring the PRE-FETCH range into CPU's cache */ in resp_pre_fetch()
4093 (nblks - rest) * sdebug_sector_size); in resp_pre_fetch()
4106 * (W-LUN), the normal Linux scanning logic does not associate it with a
4108 * "cd /sys/class/scsi_host/host<n> ; echo '- - 49409' > scan"
4110 * the above will associate a W-LUN to each target. To only get a W-LUN
4111 * for target 2, then use "echo '- 2 49409' > scan" .
4116 unsigned char *cmd = scp->cmnd; in resp_report_luns()
4123 unsigned int wlun_cnt; /* report luns W-LUN count */ in resp_report_luns()
4137 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 6, -1); in resp_report_luns()
4142 case 0: /* all LUNs apart from W-LUNs */ in resp_report_luns()
4146 case 1: /* only W-LUNs */ in resp_report_luns()
4155 case 0x11: /* see SPC-5 */ in resp_report_luns()
4159 mk_sense_invalid_fld(scp, SDEB_IN_CDB, 2, -1); in resp_report_luns()
4164 --lun_cnt; in resp_report_luns()
4187 lun_p->scsi_lun[0] |= 0x40; in resp_report_luns()
4215 u8 *cmd = scp->cmnd; in resp_verify()
4217 rwlock_t *macc_lckp = &sip->macc_lck; in resp_verify()
4257 if (ret == -1) { in resp_verify()
4261 sdev_printk(KERN_INFO, scp->device, in resp_verify()
4293 u8 *cmd = scp->cmnd; in resp_report_zones()
4296 rwlock_t *macc_lckp = sip ? &sip->macc_lck : &sdeb_fake_rw_lck; in resp_report_zones()
4312 max_zones = devip->nr_zones - (zs_lba >> devip->zsize_shift); in resp_report_zones()
4313 rep_max_zones = min((alloc_len - 64) >> ilog2(RZONES_DESC_HD), in resp_report_zones()
4327 lba = zs_lba + devip->zsize * i; in resp_report_zones()
4337 if (zsp->z_cond != ZC1_EMPTY) in resp_report_zones()
4342 if (zsp->z_cond != ZC2_IMPLICIT_OPEN) in resp_report_zones()
4347 if (zsp->z_cond != ZC3_EXPLICIT_OPEN) in resp_report_zones()
4352 if (zsp->z_cond != ZC4_CLOSED) in resp_report_zones()
4357 if (zsp->z_cond != ZC5_FULL) in resp_report_zones()
4364 * Read-only, offline, reset WP recommended are in resp_report_zones()
4369 /* non-seq-resource set */ in resp_report_zones()
4370 if (!zsp->z_non_seq_resource) in resp_report_zones()
4387 desc[0] = zsp->z_type; in resp_report_zones()
4388 desc[1] = zsp->z_cond << 4; in resp_report_zones()
4389 if (zsp->z_non_seq_resource) in resp_report_zones()
4391 put_unaligned_be64((u64)zsp->z_size, desc + 8); in resp_report_zones()
4392 put_unaligned_be64((u64)zsp->z_start, desc + 16); in resp_report_zones()
4393 put_unaligned_be64((u64)zsp->z_wp, desc + 24); in resp_report_zones()
4405 put_unaligned_be64(sdebug_capacity - 1, arr + 8); in resp_report_zones()
4407 rep_len = (unsigned long)desc - (unsigned long)arr; in resp_report_zones()
4416 /* Logic transplanted from tcmu-runner, file_zbc.c */
4419 struct sdeb_zone_state *zsp = &devip->zstate[0]; in zbc_open_all()
4422 for (i = 0; i < devip->nr_zones; i++, zsp++) { in zbc_open_all()
4423 if (zsp->z_cond == ZC4_CLOSED) in zbc_open_all()
4424 zbc_open_zone(devip, &devip->zstate[i], true); in zbc_open_all()
4433 u8 *cmd = scp->cmnd; in resp_open_zone()
4437 rwlock_t *macc_lckp = sip ? &sip->macc_lck : &sdeb_fake_rw_lck; in resp_open_zone()
4448 if (devip->max_open && in resp_open_zone()
4449 devip->nr_exp_open + devip->nr_closed > devip->max_open) { in resp_open_zone()
4469 if (z_id != zsp->z_start) { in resp_open_zone()
4480 zc = zsp->z_cond; in resp_open_zone()
4484 if (devip->max_open && devip->nr_exp_open >= devip->max_open) { in resp_open_zone()
4501 for (i = 0; i < devip->nr_zones; i++) in zbc_close_all()
4502 zbc_close_zone(devip, &devip->zstate[i]); in zbc_close_all()
4510 u8 *cmd = scp->cmnd; in resp_close_zone()
4514 rwlock_t *macc_lckp = sip ? &sip->macc_lck : &sdeb_fake_rw_lck; in resp_close_zone()
4537 if (z_id != zsp->z_start) { in resp_close_zone()
4557 enum sdebug_z_cond zc = zsp->z_cond; in zbc_finish_zone()
4563 if (zsp->z_cond == ZC4_CLOSED) in zbc_finish_zone()
4564 devip->nr_closed--; in zbc_finish_zone()
4565 zsp->z_wp = zsp->z_start + zsp->z_size; in zbc_finish_zone()
4566 zsp->z_cond = ZC5_FULL; in zbc_finish_zone()
4574 for (i = 0; i < devip->nr_zones; i++) in zbc_finish_all()
4575 zbc_finish_zone(devip, &devip->zstate[i], false); in zbc_finish_all()
4584 u8 *cmd = scp->cmnd; in resp_finish_zone()
4587 rwlock_t *macc_lckp = sip ? &sip->macc_lck : &sdeb_fake_rw_lck; in resp_finish_zone()
4610 if (z_id != zsp->z_start) { in resp_finish_zone()
4635 zc = zsp->z_cond; in zbc_rwp_zone()
4639 if (zsp->z_cond == ZC4_CLOSED) in zbc_rwp_zone()
4640 devip->nr_closed--; in zbc_rwp_zone()
4642 zsp->z_non_seq_resource = false; in zbc_rwp_zone()
4643 zsp->z_wp = zsp->z_start; in zbc_rwp_zone()
4644 zsp->z_cond = ZC1_EMPTY; in zbc_rwp_zone()
4651 for (i = 0; i < devip->nr_zones; i++) in zbc_rwp_all()
4652 zbc_rwp_zone(devip, &devip->zstate[i]); in zbc_rwp_all()
4660 u8 *cmd = scp->cmnd; in resp_rwp_zone()
4663 rwlock_t *macc_lckp = sip ? &sip->macc_lck : &sdeb_fake_rw_lck; in resp_rwp_zone()
4685 if (z_id != zsp->z_start) { in resp_rwp_zone()
4705 u32 tag = blk_mq_unique_tag(cmnd->request); in get_queue()
4718 return blk_mq_unique_tag(cmnd->request); in get_tag()
4724 bool aborted = sd_dp->aborted; in sdebug_q_cmd_complete()
4733 sd_dp->defer_t = SDEB_DEFER_NONE; in sdebug_q_cmd_complete()
4735 sd_dp->aborted = false; in sdebug_q_cmd_complete()
4736 qc_idx = sd_dp->qc_idx; in sdebug_q_cmd_complete()
4737 sqp = sdebug_q_arr + sd_dp->sqa_idx; in sdebug_q_cmd_complete()
4740 if (raw_smp_processor_id() != sd_dp->issuing_cpu) in sdebug_q_cmd_complete()
4747 spin_lock_irqsave(&sqp->qc_lock, iflags); in sdebug_q_cmd_complete()
4748 sqcp = &sqp->qc_arr[qc_idx]; in sdebug_q_cmd_complete()
4749 scp = sqcp->a_cmnd; in sdebug_q_cmd_complete()
4751 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in sdebug_q_cmd_complete()
4753 sd_dp->sqa_idx, qc_idx, sd_dp->hc_idx); in sdebug_q_cmd_complete()
4756 devip = (struct sdebug_dev_info *)scp->device->hostdata; in sdebug_q_cmd_complete()
4758 atomic_dec(&devip->num_in_q); in sdebug_q_cmd_complete()
4764 sqcp->a_cmnd = NULL; in sdebug_q_cmd_complete()
4765 if (unlikely(!test_and_clear_bit(qc_idx, sqp->in_use_bm))) { in sdebug_q_cmd_complete()
4766 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in sdebug_q_cmd_complete()
4776 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in sdebug_q_cmd_complete()
4780 k = find_last_bit(sqp->in_use_bm, retval); in sdebug_q_cmd_complete()
4786 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in sdebug_q_cmd_complete()
4792 scp->scsi_done(scp); /* callback to mid level */ in sdebug_q_cmd_complete()
4829 devip->zsize = (DEF_ZBC_ZONE_SIZE_MB * SZ_1M) in sdebug_device_create_zones()
4831 while (capacity < devip->zsize << 2 && devip->zsize >= 2) in sdebug_device_create_zones()
4832 devip->zsize >>= 1; in sdebug_device_create_zones()
4833 if (devip->zsize < 2) { in sdebug_device_create_zones()
4835 return -EINVAL; in sdebug_device_create_zones()
4840 return -EINVAL; in sdebug_device_create_zones()
4842 devip->zsize = (sdeb_zbc_zone_size_mb * SZ_1M) in sdebug_device_create_zones()
4844 if (devip->zsize >= capacity) { in sdebug_device_create_zones()
4846 return -EINVAL; in sdebug_device_create_zones()
4850 devip->zsize_shift = ilog2(devip->zsize); in sdebug_device_create_zones()
4851 devip->nr_zones = (capacity + devip->zsize - 1) >> devip->zsize_shift; in sdebug_device_create_zones()
4853 if (sdeb_zbc_nr_conv >= devip->nr_zones) { in sdebug_device_create_zones()
4855 return -EINVAL; in sdebug_device_create_zones()
4857 devip->nr_conv_zones = sdeb_zbc_nr_conv; in sdebug_device_create_zones()
4859 if (devip->zmodel == BLK_ZONED_HM) { in sdebug_device_create_zones()
4861 if (sdeb_zbc_max_open >= devip->nr_zones - 1) in sdebug_device_create_zones()
4862 devip->max_open = (devip->nr_zones - 1) / 2; in sdebug_device_create_zones()
4864 devip->max_open = sdeb_zbc_max_open; in sdebug_device_create_zones()
4867 devip->zstate = kcalloc(devip->nr_zones, in sdebug_device_create_zones()
4869 if (!devip->zstate) in sdebug_device_create_zones()
4870 return -ENOMEM; in sdebug_device_create_zones()
4872 for (i = 0; i < devip->nr_zones; i++) { in sdebug_device_create_zones()
4873 zsp = &devip->zstate[i]; in sdebug_device_create_zones()
4875 zsp->z_start = zstart; in sdebug_device_create_zones()
4877 if (i < devip->nr_conv_zones) { in sdebug_device_create_zones()
4878 zsp->z_type = ZBC_ZONE_TYPE_CNV; in sdebug_device_create_zones()
4879 zsp->z_cond = ZBC_NOT_WRITE_POINTER; in sdebug_device_create_zones()
4880 zsp->z_wp = (sector_t)-1; in sdebug_device_create_zones()
4882 if (devip->zmodel == BLK_ZONED_HM) in sdebug_device_create_zones()
4883 zsp->z_type = ZBC_ZONE_TYPE_SWR; in sdebug_device_create_zones()
4885 zsp->z_type = ZBC_ZONE_TYPE_SWP; in sdebug_device_create_zones()
4886 zsp->z_cond = ZC1_EMPTY; in sdebug_device_create_zones()
4887 zsp->z_wp = zsp->z_start; in sdebug_device_create_zones()
4890 if (zsp->z_start + devip->zsize < capacity) in sdebug_device_create_zones()
4891 zsp->z_size = devip->zsize; in sdebug_device_create_zones()
4893 zsp->z_size = capacity - zsp->z_start; in sdebug_device_create_zones()
4895 zstart += zsp->z_size; in sdebug_device_create_zones()
4909 uuid_gen(&devip->lu_name); in sdebug_device_create()
4912 devip->lu_name = shared_uuid; in sdebug_device_create()
4916 devip->lu_name = shared_uuid; in sdebug_device_create()
4919 devip->sdbg_host = sdbg_host; in sdebug_device_create()
4921 devip->zmodel = sdeb_zbc_model; in sdebug_device_create()
4927 devip->zmodel = BLK_ZONED_NONE; in sdebug_device_create()
4929 devip->sdbg_host = sdbg_host; in sdebug_device_create()
4930 devip->create_ts = ktime_get_boottime(); in sdebug_device_create()
4931 atomic_set(&devip->stopped, (sdeb_tur_ms_to_ready > 0 ? 2 : 0)); in sdebug_device_create()
4932 list_add_tail(&devip->dev_list, &sdbg_host->dev_info_list); in sdebug_device_create()
4943 sdbg_host = *(struct sdebug_host_info **)shost_priv(sdev->host); in find_build_dev_info()
4949 list_for_each_entry(devip, &sdbg_host->dev_info_list, dev_list) { in find_build_dev_info()
4950 if ((devip->used) && (devip->channel == sdev->channel) && in find_build_dev_info()
4951 (devip->target == sdev->id) && in find_build_dev_info()
4952 (devip->lun == sdev->lun)) in find_build_dev_info()
4955 if ((!devip->used) && (!open_devip)) in find_build_dev_info()
4967 open_devip->channel = sdev->channel; in find_build_dev_info()
4968 open_devip->target = sdev->id; in find_build_dev_info()
4969 open_devip->lun = sdev->lun; in find_build_dev_info()
4970 open_devip->sdbg_host = sdbg_host; in find_build_dev_info()
4971 atomic_set(&open_devip->num_in_q, 0); in find_build_dev_info()
4972 set_bit(SDEBUG_UA_POR, open_devip->uas_bm); in find_build_dev_info()
4973 open_devip->used = true; in find_build_dev_info()
4981 sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); in scsi_debug_slave_alloc()
4988 (struct sdebug_dev_info *)sdp->hostdata; in scsi_debug_slave_configure()
4992 sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); in scsi_debug_slave_configure()
4993 if (sdp->host->max_cmd_len != SDEBUG_MAX_CMD_LEN) in scsi_debug_slave_configure()
4994 sdp->host->max_cmd_len = SDEBUG_MAX_CMD_LEN; in scsi_debug_slave_configure()
5000 sdp->hostdata = devip; in scsi_debug_slave_configure()
5002 sdp->no_uld_attach = 1; in scsi_debug_slave_configure()
5010 (struct sdebug_dev_info *)sdp->hostdata; in scsi_debug_slave_destroy()
5014 sdp->host->host_no, sdp->channel, sdp->id, sdp->lun); in scsi_debug_slave_destroy()
5016 /* make this slot available for re-use */ in scsi_debug_slave_destroy()
5017 devip->used = false; in scsi_debug_slave_destroy()
5018 sdp->hostdata = NULL; in scsi_debug_slave_destroy()
5028 hrtimer_cancel(&sd_dp->hrt); in stop_qc_helper()
5030 cancel_work_sync(&sd_dp->ew.work); in stop_qc_helper()
5046 spin_lock_irqsave(&sqp->qc_lock, iflags); in stop_queued_cmnd()
5052 if (test_bit(k, sqp->in_use_bm)) { in stop_queued_cmnd()
5053 sqcp = &sqp->qc_arr[k]; in stop_queued_cmnd()
5054 if (cmnd != sqcp->a_cmnd) in stop_queued_cmnd()
5058 cmnd->device->hostdata; in stop_queued_cmnd()
5060 atomic_dec(&devip->num_in_q); in stop_queued_cmnd()
5061 sqcp->a_cmnd = NULL; in stop_queued_cmnd()
5062 sd_dp = sqcp->sd_dp; in stop_queued_cmnd()
5064 l_defer_t = sd_dp->defer_t; in stop_queued_cmnd()
5065 sd_dp->defer_t = SDEB_DEFER_NONE; in stop_queued_cmnd()
5068 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in stop_queued_cmnd()
5070 clear_bit(k, sqp->in_use_bm); in stop_queued_cmnd()
5074 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in stop_queued_cmnd()
5091 spin_lock_irqsave(&sqp->qc_lock, iflags); in stop_all_queued()
5093 if (test_bit(k, sqp->in_use_bm)) { in stop_all_queued()
5094 sqcp = &sqp->qc_arr[k]; in stop_all_queued()
5095 if (sqcp->a_cmnd == NULL) in stop_all_queued()
5098 sqcp->a_cmnd->device->hostdata; in stop_all_queued()
5100 atomic_dec(&devip->num_in_q); in stop_all_queued()
5101 sqcp->a_cmnd = NULL; in stop_all_queued()
5102 sd_dp = sqcp->sd_dp; in stop_all_queued()
5104 l_defer_t = sd_dp->defer_t; in stop_all_queued()
5105 sd_dp->defer_t = SDEB_DEFER_NONE; in stop_all_queued()
5108 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in stop_all_queued()
5110 clear_bit(k, sqp->in_use_bm); in stop_all_queued()
5111 spin_lock_irqsave(&sqp->qc_lock, iflags); in stop_all_queued()
5114 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in stop_all_queued()
5127 sqcp = &sqp->qc_arr[k]; in free_all_queued()
5128 kfree(sqcp->sd_dp); in free_all_queued()
5129 sqcp->sd_dp = NULL; in free_all_queued()
5141 if (SCpnt->device && (SDEBUG_OPT_ALL_NOISE & sdebug_opts)) in scsi_debug_abort()
5142 sdev_printk(KERN_INFO, SCpnt->device, in scsi_debug_abort()
5152 if (SCpnt && SCpnt->device) { in scsi_debug_device_reset()
5153 struct scsi_device *sdp = SCpnt->device; in scsi_debug_device_reset()
5155 (struct sdebug_dev_info *)sdp->hostdata; in scsi_debug_device_reset()
5160 set_bit(SDEBUG_UA_POR, devip->uas_bm); in scsi_debug_device_reset()
5176 sdp = SCpnt->device; in scsi_debug_target_reset()
5181 hp = sdp->host; in scsi_debug_target_reset()
5187 &sdbg_host->dev_info_list, in scsi_debug_target_reset()
5189 if (devip->target == sdp->id) { in scsi_debug_target_reset()
5190 set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); in scsi_debug_target_reset()
5210 if (!(SCpnt && SCpnt->device)) in scsi_debug_bus_reset()
5212 sdp = SCpnt->device; in scsi_debug_bus_reset()
5215 hp = sdp->host; in scsi_debug_bus_reset()
5220 &sdbg_host->dev_info_list, in scsi_debug_bus_reset()
5222 set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); in scsi_debug_bus_reset()
5241 if ((SCpnt->device) && (SDEBUG_OPT_ALL_NOISE & sdebug_opts)) in scsi_debug_host_reset()
5242 sdev_printk(KERN_INFO, SCpnt->device, "%s\n", __func__); in scsi_debug_host_reset()
5245 list_for_each_entry(devip, &sdbg_host->dev_info_list, in scsi_debug_host_reset()
5247 set_bit(SDEBUG_UA_BUS_RESET, devip->uas_bm); in scsi_debug_host_reset()
5254 sdev_printk(KERN_INFO, SCpnt->device, in scsi_debug_host_reset()
5274 sectors_per_part = (num_sectors - sdebug_sectors_per) in sdebug_build_parts()
5282 if (starts[k] - starts[k - 1] < max_part_secs) in sdebug_build_parts()
5283 max_part_secs = starts[k] - starts[k - 1]; in sdebug_build_parts()
5293 end_sec = starts[k] + max_part_secs - 1; in sdebug_build_parts()
5294 pp->boot_ind = 0; in sdebug_build_parts()
5296 pp->cyl = start_sec / heads_by_sects; in sdebug_build_parts()
5297 pp->head = (start_sec - (pp->cyl * heads_by_sects)) in sdebug_build_parts()
5299 pp->sector = (start_sec % sdebug_sectors_per) + 1; in sdebug_build_parts()
5301 pp->end_cyl = end_sec / heads_by_sects; in sdebug_build_parts()
5302 pp->end_head = (end_sec - (pp->end_cyl * heads_by_sects)) in sdebug_build_parts()
5304 pp->end_sector = (end_sec % sdebug_sectors_per) + 1; in sdebug_build_parts()
5306 pp->start_sect = cpu_to_le32(start_sec); in sdebug_build_parts()
5307 pp->nr_sects = cpu_to_le32(end_sec - start_sec + 1); in sdebug_build_parts()
5308 pp->sys_ind = 0x83; /* plain Linux partition */ in sdebug_build_parts()
5318 atomic_set(&sqp->blocked, (int)block); in block_unblock_all_queues()
5321 /* Adjust (by rounding down) the sdebug_cmnd_count so abs(every_nth)-1
5380 sdp = cmnd->device; in schedule_resp()
5386 spin_lock_irqsave(&sqp->qc_lock, iflags); in schedule_resp()
5387 if (unlikely(atomic_read(&sqp->blocked))) { in schedule_resp()
5388 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in schedule_resp()
5391 num_in_q = atomic_read(&devip->num_in_q); in schedule_resp()
5392 qdepth = cmnd->device->queue_depth; in schedule_resp()
5395 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in schedule_resp()
5402 if ((num_in_q == (qdepth - 1)) && in schedule_resp()
5411 k = find_first_zero_bit(sqp->in_use_bm, sdebug_max_queue); in schedule_resp()
5413 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in schedule_resp()
5429 set_bit(k, sqp->in_use_bm); in schedule_resp()
5430 atomic_inc(&devip->num_in_q); in schedule_resp()
5431 sqcp = &sqp->qc_arr[k]; in schedule_resp()
5432 sqcp->a_cmnd = cmnd; in schedule_resp()
5433 cmnd->host_scribble = (unsigned char *)sqcp; in schedule_resp()
5434 sd_dp = sqcp->sd_dp; in schedule_resp()
5435 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in schedule_resp()
5439 atomic_dec(&devip->num_in_q); in schedule_resp()
5440 clear_bit(k, sqp->in_use_bm); in schedule_resp()
5450 sd_dp->hc_idx = get_tag(cmnd); in schedule_resp()
5456 cmnd->result = pfp ? pfp(cmnd, devip) : 0; in schedule_resp()
5457 if (cmnd->result & SDEG_RES_IMMED_MASK) { in schedule_resp()
5458 cmnd->result &= ~SDEG_RES_IMMED_MASK; in schedule_resp()
5461 if (cmnd->result == 0 && scsi_result != 0) in schedule_resp()
5462 cmnd->result = scsi_result; in schedule_resp()
5463 if (cmnd->result == 0 && unlikely(sdebug_opts & SDEBUG_OPT_TRANSPORT_ERR)) { in schedule_resp()
5467 cmnd->result = check_condition_result; in schedule_resp()
5471 if (unlikely(sdebug_verbose && cmnd->result)) in schedule_resp()
5472 sdev_printk(KERN_INFO, sdp, "%s: non-zero result=0x%x\n", in schedule_resp()
5473 __func__, cmnd->result); in schedule_resp()
5494 u64 d = ktime_get_boottime_ns() - ns_from_boot; in schedule_resp()
5497 spin_lock_irqsave(&sqp->qc_lock, iflags); in schedule_resp()
5498 sqcp->a_cmnd = NULL; in schedule_resp()
5499 atomic_dec(&devip->num_in_q); in schedule_resp()
5500 clear_bit(k, sqp->in_use_bm); in schedule_resp()
5501 spin_unlock_irqrestore(&sqp->qc_lock, iflags); in schedule_resp()
5505 cmnd->scsi_done(cmnd); in schedule_resp()
5509 kt -= d; in schedule_resp()
5512 if (!sd_dp->init_hrt) { in schedule_resp()
5513 sd_dp->init_hrt = true; in schedule_resp()
5514 sqcp->sd_dp = sd_dp; in schedule_resp()
5515 hrtimer_init(&sd_dp->hrt, CLOCK_MONOTONIC, in schedule_resp()
5517 sd_dp->hrt.function = sdebug_q_cmd_hrt_complete; in schedule_resp()
5518 sd_dp->sqa_idx = sqp - sdebug_q_arr; in schedule_resp()
5519 sd_dp->qc_idx = k; in schedule_resp()
5522 sd_dp->issuing_cpu = raw_smp_processor_id(); in schedule_resp()
5523 sd_dp->defer_t = SDEB_DEFER_HRT; in schedule_resp()
5525 hrtimer_start(&sd_dp->hrt, kt, HRTIMER_MODE_REL_PINNED); in schedule_resp()
5527 if (!sd_dp->init_wq) { in schedule_resp()
5528 sd_dp->init_wq = true; in schedule_resp()
5529 sqcp->sd_dp = sd_dp; in schedule_resp()
5530 sd_dp->sqa_idx = sqp - sdebug_q_arr; in schedule_resp()
5531 sd_dp->qc_idx = k; in schedule_resp()
5532 INIT_WORK(&sd_dp->ew.work, sdebug_q_cmd_wq_complete); in schedule_resp()
5535 sd_dp->issuing_cpu = raw_smp_processor_id(); in schedule_resp()
5536 sd_dp->defer_t = SDEB_DEFER_WQ; in schedule_resp()
5539 sd_dp->aborted = true; in schedule_resp()
5540 schedule_work(&sd_dp->ew.work); in schedule_resp()
5543 sdev_printk(KERN_INFO, sdp, "abort request tag %d\n", cmnd->request->tag); in schedule_resp()
5544 blk_abort_request(cmnd->request); in schedule_resp()
5553 respond_in_thread: /* call back to mid-layer using invocation thread */ in schedule_resp()
5554 cmnd->result = pfp != NULL ? pfp(cmnd, devip) : 0; in schedule_resp()
5555 cmnd->result &= ~SDEG_RES_IMMED_MASK; in schedule_resp()
5556 if (cmnd->result == 0 && scsi_result != 0) in schedule_resp()
5557 cmnd->result = scsi_result; in schedule_resp()
5558 cmnd->scsi_done(cmnd); in schedule_resp()
5645 MODULE_PARM_DESC(delay, "response delay (def=1 jiffy); 0:imm, -1,-2:tiny");
5647 MODULE_PARM_DESC(dif, "data integrity field type: 0-3 (def=0)");
5649 MODULE_PARM_DESC(dsense, "use descriptor sense format(def=0 -> fixed)");
5667 MODULE_PARM_DESC(lun_format, "LUN format: 0->peripheral (def); 1 --> flat address method");
5671 MODULE_PARM_DESC(ndelay, "response delay in nanoseconds (def=0 -> ignore)");
5672 MODULE_PARM_DESC(no_lun_0, "no LU number 0 (def=0 -> have lun 0)");
5678 MODULE_PARM_DESC(opts, "1->noise, 2->medium_err, 4->timeout, 8->recovered_err... (def=0)");
5684 MODULE_PARM_DESC(scsi_level, "SCSI level to simulate(def=7[SPC-5])");
5688 MODULE_PARM_DESC(submit_queues, "support for block multi-queue (def=1)");
5695 "1->use uuid for lu name, 0->don't, 2->all use same (def=0)");
5696 MODULE_PARM_DESC(virtual_gb, "virtual gigabyte (GiB) size (def=0 -> use dev_size_mb)");
5697 MODULE_PARM_DESC(vpd_use_hostno, "0 -> dev ids ignore hostno (def=1 -> unique dev ids)");
5700 MODULE_PARM_DESC(zbc, "'none' [0]; 'aware' [1]; 'managed' [2] (def=0). Can have 'host-' prefix");
5714 if (k >= (SDEBUG_INFO_LEN - 1)) in scsi_debug_info()
5716 scnprintf(sdebug_info + k, SDEBUG_INFO_LEN - k, in scsi_debug_info()
5732 return -EACCES; in scsi_debug_write_info()
5736 return -EINVAL; in scsi_debug_write_info()
5781 f = find_first_bit(sqp->in_use_bm, sdebug_max_queue); in scsi_debug_show_info()
5783 l = find_last_bit(sqp->in_use_bm, sdebug_max_queue); in scsi_debug_show_info()
5789 seq_printf(m, "this host_no=%d\n", host->host_no); in scsi_debug_show_info()
5799 idx = sdhp->si_idx; in scsi_debug_show_info()
5801 sdhp->shost->host_no, idx); in scsi_debug_show_info()
5823 /* Returns -EBUSY if jdelay is being changed and commands are queued. The unit
5840 k = find_first_bit(sqp->in_use_bm, in delay_store()
5843 res = -EBUSY; /* queued commands */ in delay_store()
5855 return -EINVAL; in delay_store()
5863 /* Returns -EBUSY if ndelay is being changed and commands are queued */
5880 k = find_first_bit(sqp->in_use_bm, in ndelay_store()
5883 res = -EBUSY; /* queued commands */ in ndelay_store()
5896 return -EINVAL; in ndelay_store()
5920 return -EINVAL; in opts_store()
5941 return -EINVAL; in ptype_store()
5945 return -EINVAL; in ptype_store()
5949 return -EINVAL; in ptype_store()
5966 return -EINVAL; in dsense_store()
5988 if (want_store) { /* 1 --> 0 transition, set up store */ in fake_rw_store()
6001 if (sdhp->si_idx != idx) { in fake_rw_store()
6002 xa_set_mark(per_store_ap, sdhp->si_idx, in fake_rw_store()
6004 sdhp->si_idx = idx; in fake_rw_store()
6008 } else { /* 0 --> 1 transition is trigger for shrink */ in fake_rw_store()
6014 return -EINVAL; in fake_rw_store()
6031 return -EINVAL; in no_lun_0_store()
6049 return -EINVAL; in num_tgts_store()
6070 return -EINVAL; in per_host_store_store()
6102 return -EINVAL; in every_nth_store()
6126 return -EINVAL; in lun_format_store()
6130 return -EINVAL; in lun_format_store()
6134 if (changed && sdebug_scsi_level >= 5) { /* >= SPC-3 */ in lun_format_store()
6140 list_for_each_entry(dp, &sdhp->dev_info_list, dev_list) { in lun_format_store()
6141 set_bit(SDEBUG_UA_LUNS_CHANGED, dp->uas_bm); in lun_format_store()
6148 return -EINVAL; in lun_format_store()
6165 return -EINVAL; in max_luns_store()
6170 if (changed && (sdebug_scsi_level >= 5)) { /* >= SPC-3 */ in max_luns_store()
6177 list_for_each_entry(dp, &sdhp->dev_info_list, in max_luns_store()
6180 dp->uas_bm); in max_luns_store()
6187 return -EINVAL; in max_luns_store()
6210 a = find_last_bit(sqp->in_use_bm, SDEBUG_CANQUEUE); in max_queue_store()
6224 return -EINVAL; in max_queue_store()
6263 return -ENOTSUPP; in virtual_gb_store()
6276 list_for_each_entry(dp, &sdhp->dev_info_list, in virtual_gb_store()
6279 dp->uas_bm); in virtual_gb_store()
6286 return -EINVAL; in virtual_gb_store()
6306 return -EINVAL; in add_host_store()
6317 if (found) /* re-use case */ in add_host_store()
6324 } while (--delta_hosts); in add_host_store()
6347 return -EINVAL; in vpd_use_hostno_store()
6369 return -EINVAL; in statistics_store()
6414 return scnprintf(buf, PAGE_SIZE, "0-%u\n", in map_show()
6421 count = scnprintf(buf, PAGE_SIZE - 1, "%*pbl", in map_show()
6422 (int)map_size, sip->map_storep); in map_show()
6442 return -EINVAL; in random_store()
6462 return -EINVAL; in removable_store()
6480 return -EINVAL; in host_lock_store()
6497 return -EINVAL; in strict_store()
6527 [BLK_ZONED_HA] = "host-aware",
6528 [BLK_ZONED_HM] = "host-managed",
6552 return -EINVAL; in sdeb_zbc_model_str()
6627 int idx = -1; in scsi_debug_init()
6647 return -EINVAL; in scsi_debug_init()
6661 return -EINVAL; in scsi_debug_init()
6666 return -EINVAL; in scsi_debug_init()
6671 return -EINVAL; in scsi_debug_init()
6676 return -EINVAL; in scsi_debug_init()
6681 return -EINVAL; in scsi_debug_init()
6700 return -EINVAL; in scsi_debug_init()
6705 return -EINVAL; in scsi_debug_init()
6710 return -EINVAL; in scsi_debug_init()
6717 return -EINVAL; in scsi_debug_init()
6730 return -ENOMEM; in scsi_debug_init()
6757 ret = -EINVAL; in scsi_debug_init()
6805 ret = -EINVAL; in scsi_debug_init()
6843 k, -ret); in scsi_debug_init()
6850 pr_err("add_host k=%d error=%d\n", k, -ret); in scsi_debug_init()
6876 for (; k; k--) in scsi_debug_exit()
6911 vfree(sip->map_storep); in sdebug_erase_store()
6912 vfree(sip->dif_storep); in sdebug_erase_store()
6913 vfree(sip->storep); in sdebug_erase_store()
6949 return -ENOMEM; in sdebug_add_store()
6956 pr_warn("%s: xa_alloc() errno=%d\n", __func__, -res); in sdebug_add_store()
6964 res = -ENOMEM; in sdebug_add_store()
6965 sip->storep = vzalloc(sz); in sdebug_add_store()
6966 if (!sip->storep) { in sdebug_add_store()
6971 sdebug_build_parts(sip->storep, sz); in sdebug_add_store()
6978 sip->dif_storep = vmalloc(dif_size); in sdebug_add_store()
6981 sip->dif_storep); in sdebug_add_store()
6983 if (!sip->dif_storep) { in sdebug_add_store()
6987 memset(sip->dif_storep, 0xff, dif_size); in sdebug_add_store()
6991 map_size = lba_to_map_index(sdebug_store_sectors - 1) + 1; in sdebug_add_store()
6992 sip->map_storep = vmalloc(array_size(sizeof(long), in sdebug_add_store()
6997 if (!sip->map_storep) { in sdebug_add_store()
7002 bitmap_zero(sip->map_storep, map_size); in sdebug_add_store()
7009 rwlock_init(&sip->macc_lck); in sdebug_add_store()
7013 pr_warn("%s: failed, errno=%d\n", __func__, -res); in sdebug_add_store()
7020 int error = -ENOMEM; in sdebug_add_host_helper()
7026 return -ENOMEM; in sdebug_add_host_helper()
7030 sdbg_host->si_idx = idx; in sdebug_add_host_helper()
7032 INIT_LIST_HEAD(&sdbg_host->dev_info_list); in sdebug_add_host_helper()
7042 list_add_tail(&sdbg_host->host_list, &sdebug_host_list); in sdebug_add_host_helper()
7045 sdbg_host->dev.bus = &pseudo_lld_bus; in sdebug_add_host_helper()
7046 sdbg_host->dev.parent = pseudo_primary; in sdebug_add_host_helper()
7047 sdbg_host->dev.release = &sdebug_release_adapter; in sdebug_add_host_helper()
7048 dev_set_name(&sdbg_host->dev, "adapter%d", sdebug_num_hosts); in sdebug_add_host_helper()
7050 error = device_register(&sdbg_host->dev); in sdebug_add_host_helper()
7058 list_for_each_entry_safe(sdbg_devinfo, tmp, &sdbg_host->dev_info_list, in sdebug_add_host_helper()
7060 list_del(&sdbg_devinfo->dev_list); in sdebug_add_host_helper()
7061 kfree(sdbg_devinfo->zstate); in sdebug_add_host_helper()
7065 pr_warn("%s: failed, errno=%d\n", __func__, -error); in sdebug_add_host_helper()
7083 int idx = -1; in sdebug_do_remove_host()
7091 idx = sdbg_host->si_idx; in sdebug_do_remove_host()
7099 if (idx == sdbg_host2->si_idx) { in sdebug_do_remove_host()
7107 --sdeb_most_recent_idx; in sdebug_do_remove_host()
7111 list_del(&sdbg_host->host_list); in sdebug_do_remove_host()
7117 device_unregister(&sdbg_host->dev); in sdebug_do_remove_host()
7118 --sdebug_num_hosts; in sdebug_do_remove_host()
7127 devip = (struct sdebug_dev_info *)sdev->hostdata; in sdebug_change_qdepth()
7130 return -ENODEV; in sdebug_change_qdepth()
7132 num_in_q = atomic_read(&devip->num_in_q); in sdebug_change_qdepth()
7146 return sdev->queue_depth; in sdebug_change_qdepth()
7152 if (sdebug_every_nth < -1) in fake_timeout()
7153 sdebug_every_nth = -1; in fake_timeout()
7169 struct scsi_device *sdp = scp->device; in resp_not_ready()
7171 stopped_state = atomic_read(&devip->stopped); in resp_not_ready()
7173 if (ktime_to_ns(now_ts) > ktime_to_ns(devip->create_ts)) { in resp_not_ready()
7174 diff_ns = ktime_to_ns(ktime_sub(now_ts, devip->create_ts)); in resp_not_ready()
7177 atomic_set(&devip->stopped, 0); in resp_not_ready()
7185 if (scp->cmnd[0] == TEST_UNIT_READY) { in resp_not_ready()
7189 diff_ns = tur_nanosecs_to_ready - diff_ns; in resp_not_ready()
7192 /* As per 20-061r2 approved for spc6 by T10 on 20200716 */ in resp_not_ready()
7194 scsi_set_sense_information(scp->sense_buffer, SCSI_SENSE_BUFFERSIZE, in resp_not_ready()
7210 struct scsi_device *sdp = scp->device; in scsi_debug_queuecommand()
7214 u8 *cmd = scp->cmnd; in scsi_debug_queuecommand()
7219 u64 lun_index = sdp->lun & 0x3FFF; in scsi_debug_queuecommand()
7238 len = scp->cmd_len; in scsi_debug_queuecommand()
7244 n += scnprintf(b + n, sb - n, "%02x ", in scsi_debug_queuecommand()
7248 blk_mq_unique_tag(scp->request), b); in scsi_debug_queuecommand()
7252 has_wlun_rl = (sdp->lun == SCSI_W_LUN_REPORT_LUNS); in scsi_debug_queuecommand()
7258 devip = (struct sdebug_dev_info *)sdp->hostdata; in scsi_debug_queuecommand()
7267 na = oip->num_attached; in scsi_debug_queuecommand()
7268 r_pfp = oip->pfp; in scsi_debug_queuecommand()
7271 if (FF_SA & r_oip->flags) { in scsi_debug_queuecommand()
7272 if (F_SA_LOW & oip->flags) in scsi_debug_queuecommand()
7276 for (k = 0; k <= na; oip = r_oip->arrp + k++) { in scsi_debug_queuecommand()
7277 if (opcode == oip->opcode && sa == oip->sa) in scsi_debug_queuecommand()
7281 for (k = 0; k <= na; oip = r_oip->arrp + k++) { in scsi_debug_queuecommand()
7282 if (opcode == oip->opcode) in scsi_debug_queuecommand()
7287 if (F_SA_LOW & r_oip->flags) in scsi_debug_queuecommand()
7289 else if (F_SA_HIGH & r_oip->flags) in scsi_debug_queuecommand()
7296 flags = oip->flags; in scsi_debug_queuecommand()
7312 for (k = 1; k < oip->len_mask[0] && k < 16; ++k) { in scsi_debug_queuecommand()
7313 rem = ~oip->len_mask[k] & cmd[k]; in scsi_debug_queuecommand()
7315 for (j = 7; j >= 0; --j, rem <<= 1) { in scsi_debug_queuecommand()
7325 find_first_bit(devip->uas_bm, in scsi_debug_queuecommand()
7331 if (unlikely(((F_M_ACCESS & flags) || scp->cmnd[0] == TEST_UNIT_READY) && in scsi_debug_queuecommand()
7332 atomic_read(&devip->stopped))) { in scsi_debug_queuecommand()
7343 if (likely(oip->pfp)) in scsi_debug_queuecommand()
7344 pfp = oip->pfp; /* calls a resp_* function */ in scsi_debug_queuecommand()
7394 .max_sectors = -1U,
7395 .max_segment_size = -1U,
7411 sdebug_driver_template.dma_boundary = PAGE_SIZE - 1; in sdebug_driver_probe()
7416 error = -ENODEV; in sdebug_driver_probe()
7428 hpnt->nr_hw_queues = submit_queues; in sdebug_driver_probe()
7430 hpnt->host_tagset = 1; in sdebug_driver_probe()
7432 sdbg_host->shost = hpnt; in sdebug_driver_probe()
7433 *((struct sdebug_host_info **)hpnt->hostdata) = sdbg_host; in sdebug_driver_probe()
7434 if ((hpnt->this_id >= 0) && (sdebug_num_tgts > hpnt->this_id)) in sdebug_driver_probe()
7435 hpnt->max_id = sdebug_num_tgts + 1; in sdebug_driver_probe()
7437 hpnt->max_id = sdebug_num_tgts; in sdebug_driver_probe()
7439 hpnt->max_lun = SCSI_W_LUN_REPORT_LUNS + 1; in sdebug_driver_probe()
7490 error = scsi_add_host(hpnt, &sdbg_host->dev); in sdebug_driver_probe()
7493 error = -ENODEV; in sdebug_driver_probe()
7511 return -ENODEV; in sdebug_driver_remove()
7514 scsi_remove_host(sdbg_host->shost); in sdebug_driver_remove()
7516 list_for_each_entry_safe(sdbg_devinfo, tmp, &sdbg_host->dev_info_list, in sdebug_driver_remove()
7518 list_del(&sdbg_devinfo->dev_list); in sdebug_driver_remove()
7519 kfree(sdbg_devinfo->zstate); in sdebug_driver_remove()
7523 scsi_host_put(sdbg_host->shost); in sdebug_driver_remove()