[PATCH net-next 4/4] vmxnet3: update to version 9

Ronak Doshi
2024-05-14T18:36:34Z

With all vmxnet3 version 9 changes incorporated in the vmxnet3 driver,
the driver can configure emulation to run at vmxnet3 version 9, provided
the emulation advertises support for version 9.

Signed-off-by: Ronak Doshi <ronak.doshi@broadcom.com>
Acked-by: Guolin Yang <guolin.yang@broadcom.com>
---
drivers/net/vmxnet3/vmxnet3_drv.c | 46 ++++++++-------------------------------
drivers/net/vmxnet3/vmxnet3_int.h | 4 ++--
2 files changed, 11 insertions(+), 39 deletions(-)

diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 2eaa9204c38e..aeb7a4a4be1c 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -3952,7 +3952,7 @@ vmxnet3_probe_device(struct pci_dev *pdev,
struct net_device *netdev;
struct vmxnet3_adapter *adapter;
u8 mac[ETH_ALEN];
- int size;
+ int size, i;
int num_tx_queues;
int num_rx_queues;
int queues;
@@ -4019,42 +4019,14 @@ 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_7)) {
- VMXNET3_WRITE_BAR1_REG(adapter,
- VMXNET3_REG_VRRS,
- 1 << VMXNET3_REV_7);
- adapter->version = VMXNET3_REV_7 + 1;
- } else 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);
- adapter->version = VMXNET3_REV_4 + 1;
- } else if (ver & (1 << VMXNET3_REV_3)) {
- VMXNET3_WRITE_BAR1_REG(adapter,
- VMXNET3_REG_VRRS,
- 1 << VMXNET3_REV_3);
- adapter->version = VMXNET3_REV_3 + 1;
- } else if (ver & (1 << VMXNET3_REV_2)) {
- VMXNET3_WRITE_BAR1_REG(adapter,
- VMXNET3_REG_VRRS,
- 1 << VMXNET3_REV_2);
- adapter->version = VMXNET3_REV_2 + 1;
- } else if (ver & (1 << VMXNET3_REV_1)) {
- VMXNET3_WRITE_BAR1_REG(adapter,
- VMXNET3_REG_VRRS,
- 1 << VMXNET3_REV_1);
- adapter->version = VMXNET3_REV_1 + 1;
- } else {
+ for (i = VMXNET3_REV_9; i >= VMXNET3_REV_1; i--) {
+ if (ver & (1 << i)) {
+ VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_VRRS, 1 << i);
+ adapter->version = i + 1;
+ break;
+ }
+ }
+ if (i < VMXNET3_REV_1) {
dev_err(&pdev->dev,
"Incompatible h/w version (0x%x) for adapter\n", ver);
err = -EBUSY;
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
index 31e8db568db2..9f24d66dbb27 100644
--- a/drivers/net/vmxnet3/vmxnet3_int.h
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -72,12 +72,12 @@
/*
* Version numbers
*/
-#define VMXNET3_DRIVER_VERSION_STRING "1.7.0.0-k"
+#define VMXNET3_DRIVER_VERSION_STRING "1.9.0.0-k"

/* Each byte of this 32-bit integer encodes a version number in
* VMXNET3_DRIVER_VERSION_STRING.
*/
-#define VMXNET3_DRIVER_VERSION_NUM 0x01070000
+#define VMXNET3_DRIVER_VERSION_NUM 0x01090000

#if defined(CONFIG_PCI_MSI)
/* RSS only makes sense if MSI-X is supported. */
--
2.11.0