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From 07d0c52f875de92af52913969d656a5fabe78504 Mon Sep 17 00:00:00 2001
From: Uma Krishnan <ukrishn@linux.vnet.ibm.com>
Date: Mon, 26 Mar 2018 11:35:21 -0500
Subject: [PATCH] scsi: cxlflash: Enable OCXL operations

References: FATE#325192
Patch-mainline: v4.18-rc1
Git-commit: 07d0c52f875de92af52913969d656a5fabe78504

This commit enables the OCXL operations for the OCXL devices.

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>
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
 drivers/scsi/cxlflash/main.c | 9 +++++++--
 drivers/scsi/cxlflash/main.h | 1 +
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c
index 8c55fcdc4f4b..42a95b762bc0 100644
--- a/drivers/scsi/cxlflash/main.c
+++ b/drivers/scsi/cxlflash/main.c
@@ -3168,7 +3168,8 @@ static struct dev_dependent_vals dev_corsa_vals = { CXLFLASH_MAX_SECTORS,
 static struct dev_dependent_vals dev_flash_gt_vals = { CXLFLASH_MAX_SECTORS,
 					CXLFLASH_NOTIFY_SHUTDOWN };
 static struct dev_dependent_vals dev_briard_vals = { CXLFLASH_MAX_SECTORS,
-					CXLFLASH_NOTIFY_SHUTDOWN };
+					(CXLFLASH_NOTIFY_SHUTDOWN |
+					CXLFLASH_OCXL_DEV) };
 
 /*
  * PCI device binding table
@@ -3679,9 +3680,13 @@ static int cxlflash_probe(struct pci_dev *pdev,
 
 	cfg->init_state = INIT_STATE_NONE;
 	cfg->dev = pdev;
-	cfg->ops = &cxlflash_cxl_ops;
 	cfg->cxl_fops = cxlflash_cxl_fops;
 
+	if (ddv->flags & CXLFLASH_OCXL_DEV)
+		cfg->ops = &cxlflash_ocxl_ops;
+	else
+		cfg->ops = &cxlflash_cxl_ops;
+
 	/*
 	 * Promoted LUNs move to the top of the LUN table. The rest stay on
 	 * the bottom half. The bottom half grows from the end (index = 255),
diff --git a/drivers/scsi/cxlflash/main.h b/drivers/scsi/cxlflash/main.h
index ba0108a7a9c2..6f1be621e473 100644
--- a/drivers/scsi/cxlflash/main.h
+++ b/drivers/scsi/cxlflash/main.h
@@ -97,6 +97,7 @@ struct dev_dependent_vals {
 	u64 flags;
 #define CXLFLASH_NOTIFY_SHUTDOWN	0x0000000000000001ULL
 #define CXLFLASH_WWPN_VPD_REQUIRED	0x0000000000000002ULL
+#define CXLFLASH_OCXL_DEV		0x0000000000000004ULL
 };
 
 struct asyc_intr_info {
-- 
2.13.6