From 522bc026f01381a91e65ed343781b1656f5e659a Mon Sep 17 00:00:00 2001 From: Dave Carroll Date: Thu, 22 Aug 2019 15:39:11 -0500 Subject: [PATCH] scsi: smartpqi: add module param to hide vsep Reviewed-by: Scott Benesh Reviewed-by: Kevin Barnett Signed-off-by: Dave Carroll Signed-off-by: Don Brace Signed-off-by: Martin K. Petersen --- drivers/scsi/smartpqi/smartpqi.h | 1 + drivers/scsi/smartpqi/smartpqi_init.c | 26 ++++++++++++++++++++++++++ 2 files changed, 27 insertions(+) diff --git a/drivers/scsi/smartpqi/smartpqi.h b/drivers/scsi/smartpqi/smartpqi.h index e8e768849c70..0a629f2f447a 100644 --- a/drivers/scsi/smartpqi/smartpqi.h +++ b/drivers/scsi/smartpqi/smartpqi.h @@ -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; diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index fa6403b2741c..f289fbd4220d 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -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;