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authorUma Krishnan <ukrishn@linux.vnet.ibm.com>2018-03-26 18:33:28 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2018-04-19 01:32:49 +0200
commitc52bf5b384532ebc49deea16daf65c5cd1afbab2 (patch)
tree563d8b8d3b59a3372901300011d877296365cc23 /drivers/scsi/cxlflash/ocxl_hw.c
parentscsi: cxlflash: Setup function OCXL link (diff)
downloadlinux-c52bf5b384532ebc49deea16daf65c5cd1afbab2.tar.xz
linux-c52bf5b384532ebc49deea16daf65c5cd1afbab2.zip
scsi: cxlflash: Setup OCXL transaction layer
The first function of the link needs to configure the transaction layer between the host and device. This is accomplished by a call to the OCXL provider services. Signed-off-by: Uma Krishnan <ukrishn@linux.vnet.ibm.com> Acked-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/cxlflash/ocxl_hw.c')
-rw-r--r--drivers/scsi/cxlflash/ocxl_hw.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/scsi/cxlflash/ocxl_hw.c b/drivers/scsi/cxlflash/ocxl_hw.c
index 67517f8322ec..db612bd8a434 100644
--- a/drivers/scsi/cxlflash/ocxl_hw.c
+++ b/drivers/scsi/cxlflash/ocxl_hw.c
@@ -422,8 +422,18 @@ static int ocxlflash_config_fn(struct pci_dev *pdev, struct ocxl_hw_afu *afu)
__func__, rc);
goto out;
}
+
+ rc = ocxl_config_set_TL(pdev, fcfg->dvsec_tl_pos);
+ if (unlikely(rc)) {
+ dev_err(dev, "%s: ocxl_config_set_TL failed rc=%d\n",
+ __func__, rc);
+ goto err;
+ }
out:
return rc;
+err:
+ ocxl_link_release(pdev, afu->link_token);
+ goto out;
}
/**