diff options
| author | Anand Kumar Santhanam <AnandKumar.Santhanam@pmcs.com> | 2013-09-18 13:02:44 +0530 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-10-25 09:58:16 +0100 |
| commit | 279094079a442c19ff7e7c0fd9511d9404cb2518 (patch) | |
| tree | 58a509a4ecb9160ddb5793db4200f9a6f7f5af68 /drivers/scsi/pm8001/pm8001_init.c | |
| parent | 06f12f22cefdc2737b54fc986d9b82ec358cdbb8 (diff) | |
[SCSI] pm80xx: Phy settings support for motherboard controller.
Phy profile implementation to support phy settings feature
for motherboard controllers.
[jejb: checkpatch fixes]
Signed-off-by: Anandkumar.Santhanam@pmcs.com
Reviewed-by: Jack Wang <jinpu.wang@profitbricks.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/pm8001/pm8001_init.c')
| -rw-r--r-- | drivers/scsi/pm8001/pm8001_init.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index 93e2d9e9d2b..92a18c4d2eb 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -667,6 +667,31 @@ static void pm8001_init_sas_add(struct pm8001_hba_info *pm8001_ha) #endif } +/* + * pm8001_get_phy_settings_info : Read phy setting values. + * @pm8001_ha : our hba. + */ +void pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha) +{ + +#ifdef PM8001_READ_VPD + /*OPTION ROM FLASH read for the SPC cards */ + DECLARE_COMPLETION_ONSTACK(completion); + struct pm8001_ioctl_payload payload; + + pm8001_ha->nvmd_completion = &completion; + /* SAS ADDRESS read from flash / EEPROM */ + payload.minor_function = 6; + payload.offset = 0; + payload.length = 4096; + payload.func_specific = kzalloc(4096, GFP_KERNEL); + /* Read phy setting values from flash */ + PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload); + wait_for_completion(&completion); + pm8001_set_phy_profile(pm8001_ha, sizeof(u8), payload.func_specific); +#endif +} + #ifdef PM8001_USE_MSIX /** * pm8001_setup_msix - enable MSI-X interrupt @@ -847,6 +872,10 @@ static int pm8001_pci_probe(struct pci_dev *pdev, } pm8001_init_sas_add(pm8001_ha); + /* phy setting support for motherboard controller */ + if (pdev->subsystem_vendor != PCI_VENDOR_ID_ADAPTEC2 && + pdev->subsystem_vendor != 0) + pm8001_get_phy_settings_info(pm8001_ha); pm8001_post_sas_ha_init(shost, chip); rc = sas_register_ha(SHOST_TO_SAS_HA(shost)); if (rc) |