netdev - [PATCH net-next 7/7] vmxnet3: update to version 6

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Message-ID: <20210716223626.18928-8-doshir@vmware.com>
Date:   Fri, 16 Jul 2021 15:36:26 -0700
From:   Ronak Doshi <doshir@...are.com>
To:     <netdev@...r.kernel.org>
CC:     Ronak Doshi <doshir@...are.com>,
        "maintainer:VMWARE VMXNET3 ETHERNET DRIVER" <pv-drivers@...are.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: [PATCH net-next 7/7] vmxnet3: update to version 6

With all vmxnet3 version 6 changes incorporated in the vmxnet3 driver,
the driver can configure emulation to run at vmxnet3 version 6, provided
the emulation advertises support for version 6.

Signed-off-by: Ronak Doshi <doshir@...are.com>
Acked-by: Guolin Yang <gyang@...are.com>
---
 drivers/net/vmxnet3/vmxnet3_drv.c | 12 +++++++++++-
 drivers/net/vmxnet3/vmxnet3_int.h |  4 ++--
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 9f52f9c254f4..e3c6b7e3bfdd 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -3480,7 +3480,17 @@ vmxnet3_probe_device(struct pci_dev *pdev,
 		goto err_alloc_pci;
 
 	ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_VRRS);
-	if (ver & (1 << VMXNET3_REV_4)) {
+	if (ver & (1 << VMXNET3_REV_6)) {
+		VMXNET3_WRITE_BAR1_REG(adapter,
+				       VMXNET3_REG_VRRS,
+				       1 << VMXNET3_REV_6);
+		adapter->version = VMXNET3_REV_6 + 1;
+	} else if (ver & (1 << VMXNET3_REV_5)) {
+		VMXNET3_WRITE_BAR1_REG(adapter,
+				       VMXNET3_REG_VRRS,
+				       1 << VMXNET3_REV_5);
+		adapter->version = VMXNET3_REV_5 + 1;
+	} else if (ver & (1 << VMXNET3_REV_4)) {
 		VMXNET3_WRITE_BAR1_REG(adapter,
 				       VMXNET3_REG_VRRS,
 				       1 << VMXNET3_REV_4);
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index 8675209070ea..7027ff483fa5 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -69,12 +69,12 @@
 /*
  * Version numbers
  */
-#define VMXNET3_DRIVER_VERSION_STRING   "1.5.0.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING   "1.6.0.0-k"
 
 /* Each byte of this 32-bit integer encodes a version number in
  * VMXNET3_DRIVER_VERSION_STRING.
  */
-#define VMXNET3_DRIVER_VERSION_NUM      0x01050000
+#define VMXNET3_DRIVER_VERSION_NUM      0x01060000
 
 #if defined(CONFIG_PCI_MSI)
 	/* RSS only makes sense if MSI-X is supported. */
-- 
2.11.0