+/* Enable/disable filter on vlan */
+static int
+vmxnet3_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vid, int on)
+{
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+ struct Vmxnet3_RxFilterConf *rxConf = &hw->shared->devRead.rxFilterConf;
+ uint32_t *vf_table = rxConf->vfTable;
+
+ /* save state for restore */
+ if (on)
+ VMXNET3_SET_VFTABLE_ENTRY(hw->shadow_vfta, vid);
+ else
+ VMXNET3_CLEAR_VFTABLE_ENTRY(hw->shadow_vfta, vid);
+
+ /* don't change active filter if in promiscious mode */
+ if (rxConf->rxMode & VMXNET3_RXM_PROMISC)
+ return 0;
+
+ /* set in hardware */
+ if (on)
+ VMXNET3_SET_VFTABLE_ENTRY(vf_table, vid);
+ else
+ VMXNET3_CLEAR_VFTABLE_ENTRY(vf_table, vid);
+
+ VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+ return 0;
+}
+
+static void
+vmxnet3_dev_vlan_offload_set_clear(struct rte_eth_dev *dev,
+ int mask, int clear)
+{
+ struct vmxnet3_hw *hw = dev->data->dev_private;
+ Vmxnet3_DSDevRead *devRead = &hw->shared->devRead;
+ uint32_t *vf_table = devRead->rxFilterConf.vfTable;
+
+ if (mask & ETH_VLAN_STRIP_MASK)
+ devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
+ else
+ devRead->misc.uptFeatures &= ~UPT1_F_RXVLAN;
+
+ VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_FEATURE);
+
+ if (mask & ETH_VLAN_FILTER_MASK) {
+ if (clear) {
+ memset(hw->shadow_vfta, 0,
+ VMXNET3_VFT_TABLE_SIZE);
+ /* allow untagged pkts */
+ VMXNET3_SET_VFTABLE_ENTRY(hw->shadow_vfta, 0);
+ }
+ memcpy(vf_table, hw->shadow_vfta, VMXNET3_VFT_TABLE_SIZE);
+ } else {
+ /* allow any pkts -- no filtering */
+ if (clear)
+ memset(hw->shadow_vfta, 0xff, VMXNET3_VFT_TABLE_SIZE);
+ memset(vf_table, 0xff, VMXNET3_VFT_TABLE_SIZE);
+ }
+
+ VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD,
+ VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+}
+
+static void
+vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
+{
+ vmxnet3_dev_vlan_offload_set_clear(dev, mask, 0);
+}
+