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scsi_transport_sas: add 'scsi_target_id' sysfs attribute 

There is no way to detect the scsi_target_id for any given SAS remote
port, so add a new sysfs attribute 'scsi_target_id'.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Manoj Kumar <manoj@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2016-03-14 10:43:08 +01:00 committed by Martin K. Petersen
parent 100bcb851b
commit cdc43ae34c
2 changed files with 3 additions and 1 deletions
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2
drivers/scsi/scsi_sas_internal.h
View File

@ -4,7 +4,7 @@
#define SAS_HOST_ATTRS 0
#define SAS_PHY_ATTRS 17
#define SAS_PORT_ATTRS 1
#define SAS_RPORT_ATTRS 7
#define SAS_RPORT_ATTRS 8
#define SAS_END_DEV_ATTRS 5
#define SAS_EXPANDER_ATTRS 7

2
drivers/scsi/scsi_transport_sas.c
View File

@ -1286,6 +1286,7 @@ sas_rphy_protocol_attr(identify.target_port_protocols, target_port_protocols);
sas_rphy_simple_attr(identify.sas_address, sas_address, "0x%016llx\n",
unsigned long long);
sas_rphy_simple_attr(identify.phy_identifier, phy_identifier, "%d\n", u8);
sas_rphy_simple_attr(scsi_target_id, scsi_target_id, "%d\n", u32);
/* only need 8 bytes of data plus header (4 or 8) */
#define BUF_SIZE 64
@ -1886,6 +1887,7 @@ sas_attach_transport(struct sas_function_template *ft)
SETUP_RPORT_ATTRIBUTE(rphy_device_type);
SETUP_RPORT_ATTRIBUTE(rphy_sas_address);
SETUP_RPORT_ATTRIBUTE(rphy_phy_identifier);
SETUP_RPORT_ATTRIBUTE(rphy_scsi_target_id);
SETUP_OPTIONAL_RPORT_ATTRIBUTE(rphy_enclosure_identifier,
get_enclosure_identifier);
SETUP_OPTIONAL_RPORT_ATTRIBUTE(rphy_bay_identifier,