[PATCH v3 22/41] cxlflash: Setup OCXL transaction layer
From: Uma Krishnan <hidden>
Date: 2018-03-26 16:33:28
Also in:
linux-scsi
Subsystem:
scsi subsystem, the rest · Maintainers:
"James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
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 <redacted> Acked-by: Matthew R. Ochs <redacted> --- drivers/scsi/cxlflash/ocxl_hw.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/scsi/cxlflash/ocxl_hw.c b/drivers/scsi/cxlflash/ocxl_hw.c
index 67517f8..db612bd 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; } /**
--
2.1.0