diff options
Diffstat (limited to 'drivers/scsi/hpsa.c')
| -rw-r--r-- | drivers/scsi/hpsa.c | 34 |
1 files changed, 15 insertions, 19 deletions
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index d048b69962ea..4e7df2e5701e 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -1637,30 +1637,26 @@ static void figure_bus_target_lun(struct ctlr_info *h, if (is_logical_dev_addr_mode(lunaddrbytes)) { /* logical device */ - if (unlikely(is_scsi_rev_5(h))) { - /* p1210m, logical drives lun assignments - * match SCSI REPORT LUNS data. + lunid = le32_to_cpu(*((__le32 *) lunaddrbytes)); + if (is_msa2xxx(h, device)) { + /* msa2xxx way, put logicals on bus 1 + * and match target/lun numbers box + * reports. */ - lunid = le32_to_cpu(*((__le32 *) lunaddrbytes)); - *bus = 0; - *target = 0; - *lun = (lunid & 0x3fff) + 1; + *bus = 1; + *target = (lunid >> 16) & 0x3fff; + *lun = lunid & 0x00ff; } else { - /* not p1210m... */ - lunid = le32_to_cpu(*((__le32 *) lunaddrbytes)); - if (is_msa2xxx(h, device)) { - /* msa2xxx way, put logicals on bus 1 - * and match target/lun numbers box - * reports. - */ - *bus = 1; - *target = (lunid >> 16) & 0x3fff; - *lun = lunid & 0x00ff; + if (likely(is_scsi_rev_5(h))) { + /* All current smart arrays (circa 2011) */ + *bus = 0; + *target = 0; + *lun = (lunid & 0x3fff) + 1; } else { - /* Traditional smart array way. */ + /* Traditional old smart array way. */ *bus = 0; - *lun = 0; *target = lunid & 0x3fff; + *lun = 0; } } } else { |