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vmxnet3: update to version 6
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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@vmware.com>
Acked-by: Guolin Yang <gyang@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Ronak Doshi authored and David S. Miller committed Jul 17, 2021
1 parent 8c5663e commit ce2639a
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Showing 2 changed files with 13 additions and 3 deletions.
12 changes: 11 additions & 1 deletion drivers/net/vmxnet3/vmxnet3_drv.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
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4 changes: 2 additions & 2 deletions drivers/net/vmxnet3/vmxnet3_int.h
Original file line number Diff line number Diff line change
Expand Up @@ -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. */
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