diff options
| author | Viswas G <Viswas.G@microsemi.com> | 2017-10-18 09:09:08 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-10-19 03:55:41 +0300 |
| commit | 24fff017e141ff62fc84676ff557705f7635a578 (patch) | |
| tree | 2565e0615b4b9c7503590d9e945170e6f6867a39 /drivers/scsi/pm8001/pm8001_ctl.c | |
| parent | 5990fd57ebea19f9fbd4f04faf894bac83c62495 (diff) | |
| download | linux-24fff017e141ff62fc84676ff557705f7635a578.tar.xz | |
scsi: pm80xx: ILA and inactive firmware version through sysfs
Added support to read ILA version and inactive firmware version from MPI
configuration table and export through sysfs.
Signed-off-by: Deepak Ukey <deepak.ukey@microsemi.com>
Signed-off-by: Viswas G <Viswas.G@microsemi.com>
Acked-by: Jack Wang <jinpu.wang@profitbricks.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/pm8001/pm8001_ctl.c')
| -rw-r--r-- | drivers/scsi/pm8001/pm8001_ctl.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c index be8269c8d127..596f3ff965f5 100644 --- a/drivers/scsi/pm8001/pm8001_ctl.c +++ b/drivers/scsi/pm8001/pm8001_ctl.c @@ -98,6 +98,58 @@ static ssize_t pm8001_ctl_fw_version_show(struct device *cdev, } } static DEVICE_ATTR(fw_version, S_IRUGO, pm8001_ctl_fw_version_show, NULL); + +/** + * pm8001_ctl_ila_version_show - ila version + * @cdev: pointer to embedded class device + * @buf: the buffer returned + * + * A sysfs 'read-only' shost attribute. + */ +static ssize_t pm8001_ctl_ila_version_show(struct device *cdev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); + struct pm8001_hba_info *pm8001_ha = sha->lldd_ha; + + if (pm8001_ha->chip_id != chip_8001) { + return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n", + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 24), + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 16), + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version >> 8), + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version)); + } + return 0; +} +static DEVICE_ATTR(ila_version, 0444, pm8001_ctl_ila_version_show, NULL); + +/** + * pm8001_ctl_inactive_fw_version_show - Inacative firmware version number + * @cdev: pointer to embedded class device + * @buf: the buffer returned + * + * A sysfs 'read-only' shost attribute. + */ +static ssize_t pm8001_ctl_inactive_fw_version_show(struct device *cdev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost); + struct pm8001_hba_info *pm8001_ha = sha->lldd_ha; + + if (pm8001_ha->chip_id != chip_8001) { + return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n", + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 24), + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 16), + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version >> 8), + (u8)(pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version)); + } + return 0; +} +static +DEVICE_ATTR(inc_fw_ver, 0444, pm8001_ctl_inactive_fw_version_show, NULL); + /** * pm8001_ctl_max_out_io_show - max outstanding io supported * @cdev: pointer to embedded class device @@ -748,6 +800,8 @@ struct device_attribute *pm8001_host_attrs[] = { &dev_attr_bios_version, &dev_attr_ib_log, &dev_attr_ob_log, + &dev_attr_ila_version, + &dev_attr_inc_fw_ver, NULL, }; |