diff options
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
| -rw-r--r-- | drivers/scsi/scsi_debug.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 6d8218a44122..d03d66f11493 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -339,7 +339,7 @@ struct sdebug_dev_info { bool used; /* For ZBC devices */ - enum blk_zoned_model zmodel; + bool zoned; unsigned int zcap; unsigned int zsize; unsigned int zsize_shift; @@ -844,8 +844,11 @@ static bool write_since_sync; static bool sdebug_statistics = DEF_STATISTICS; static bool sdebug_wp; static bool sdebug_allow_restart; -/* Following enum: 0: no zbc, def; 1: host aware; 2: host managed */ -static enum blk_zoned_model sdeb_zbc_model = BLK_ZONED_NONE; +static enum { + BLK_ZONED_NONE = 0, + BLK_ZONED_HA = 1, + BLK_ZONED_HM = 2, +} sdeb_zbc_model = BLK_ZONED_NONE; static char *sdeb_zbc_model_s; enum sam_lun_addr_method {SAM_LUN_AM_PERIPHERAL = 0x0, @@ -1815,8 +1818,6 @@ static int inquiry_vpd_b1(struct sdebug_dev_info *devip, unsigned char *arr) arr[1] = 1; /* non rotating medium (e.g. solid state) */ arr[2] = 0; arr[3] = 5; /* less than 1.8" */ - if (devip->zmodel == BLK_ZONED_HA) - arr[4] = 1 << 4; /* zoned field = 01b */ return 0x3c; } @@ -1883,7 +1884,7 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) if (! arr) return DID_REQUEUE << 16; is_disk = (sdebug_ptype == TYPE_DISK); - is_zbc = (devip->zmodel != BLK_ZONED_NONE); + is_zbc = devip->zoned; is_disk_zbc = (is_disk || is_zbc); have_wlun = scsi_is_wlun(scp->device->lun); if (have_wlun) @@ -2195,7 +2196,7 @@ static int resp_readcap16(struct scsi_cmnd *scp, * Since the scsi_debug READ CAPACITY implementation always reports the * total disk capacity, set RC BASIS = 1 for host-managed ZBC devices. */ - if (devip->zmodel == BLK_ZONED_HM) + if (devip->zoned) arr[12] |= 1 << 4; arr[15] = sdebug_lowest_aligned & 0xff; @@ -2648,7 +2649,7 @@ static int resp_mode_sense(struct scsi_cmnd *scp, msense_6 = (MODE_SENSE == cmd[0]); llbaa = msense_6 ? false : !!(cmd[1] & 0x10); is_disk = (sdebug_ptype == TYPE_DISK); - is_zbc = (devip->zmodel != BLK_ZONED_NONE); + is_zbc = devip->zoned; if ((is_disk || is_zbc) && !dbd) bd_len = llbaa ? 16 : 8; else @@ -3194,8 +3195,6 @@ static int check_zbc_access_params(struct scsi_cmnd *scp, struct sdeb_zone_state *zsp_end = zbc_zone(devip, lba + num - 1); if (!write) { - if (devip->zmodel == BLK_ZONED_HA) - return 0; /* For host-managed, reads cannot cross zone types boundaries */ if (zsp->z_type != zsp_end->z_type) { mk_sense_buffer(scp, ILLEGAL_REQUEST, @@ -5322,7 +5321,7 @@ static int sdebug_device_create_zones(struct sdebug_dev_info *devip) if (devip->zcap < devip->zsize) devip->nr_zones += devip->nr_seq_zones; - if (devip->zmodel == BLK_ZONED_HM) { + if (devip->zoned) { /* zbc_max_open_zones can be 0, meaning "not reported" */ if (sdeb_zbc_max_open >= devip->nr_zones - 1) devip->max_open = (devip->nr_zones - 1) / 2; @@ -5347,7 +5346,7 @@ static int sdebug_device_create_zones(struct sdebug_dev_info *devip) zsp->z_size = min_t(u64, devip->zsize, capacity - zstart); } else if ((zstart & (devip->zsize - 1)) == 0) { - if (devip->zmodel == BLK_ZONED_HM) + if (devip->zoned) zsp->z_type = ZBC_ZTYPE_SWR; else zsp->z_type = ZBC_ZTYPE_SWP; @@ -5390,13 +5389,13 @@ static struct sdebug_dev_info *sdebug_device_create( } devip->sdbg_host = sdbg_host; if (sdeb_zbc_in_use) { - devip->zmodel = sdeb_zbc_model; + devip->zoned = sdeb_zbc_model == BLK_ZONED_HM; if (sdebug_device_create_zones(devip)) { kfree(devip); return NULL; } } else { - devip->zmodel = BLK_ZONED_NONE; + devip->zoned = false; } devip->create_ts = ktime_get_boottime(); atomic_set(&devip->stopped, (sdeb_tur_ms_to_ready > 0 ? 2 : 0)); |