Commit 522bc026 authored by Dave Carroll's avatar Dave Carroll Committed by Martin K. Petersen

scsi: smartpqi: add module param to hide vsep

Reviewed-by: default avatarScott Benesh <scott.benesh@microsemi.com>
Reviewed-by: default avatarKevin Barnett <kevin.barnett@microsemi.com>
Signed-off-by: default avatarDave Carroll <david.carroll@microsemi.com>
Signed-off-by: default avatarDon Brace <don.brace@microsemi.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 8bdb3b9c
......@@ -822,6 +822,7 @@ union pqi_reset_register {
#define PQI_HBA_BUS 2
#define PQI_EXTERNAL_RAID_VOLUME_BUS 3
#define PQI_MAX_BUS PQI_EXTERNAL_RAID_VOLUME_BUS
#define PQI_VSEP_CISS_BTL 379
struct report_lun_header {
__be32 list_length;
......
......@@ -151,6 +151,12 @@ module_param_named(expose_ld_first,
MODULE_PARM_DESC(expose_ld_first,
"Expose logical drives before physical drives.");
static int pqi_hide_vsep;
module_param_named(hide_vsep,
pqi_hide_vsep, int, 0644);
MODULE_PARM_DESC(hide_vsep,
"Hide the virtual SEP for direct attached drives.");
static char *raid_levels[] = {
"RAID-0",
"RAID-4",
......@@ -1951,6 +1957,11 @@ static inline bool pqi_skip_device(u8 *scsi3addr)
return false;
}
static inline void pqi_mask_device(u8 *scsi3addr)
{
scsi3addr[3] |= 0xc0;
}
static inline bool pqi_is_device_with_sas_address(struct pqi_scsi_dev *device)
{
if (!device->is_physical_device)
......@@ -2031,6 +2042,21 @@ static int pqi_update_scsi_devices(struct pqi_ctrl_info *ctrl_info)
rc = -ENOMEM;
goto out;
}
if (pqi_hide_vsep) {
int i;
for (i = num_physicals - 1; i >= 0; i--) {
phys_lun_ext_entry =
&physdev_list->lun_entries[i];
if (CISS_GET_DRIVE_NUMBER(
phys_lun_ext_entry->lunid) ==
PQI_VSEP_CISS_BTL) {
pqi_mask_device(
phys_lun_ext_entry->lunid);
break;
}
}
}
}
num_new_devices = num_physicals + num_logicals;
......
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