From: Dmitry Bezrukov <dmitry.bezru...@aquantia.com>

Signed-off-by: Dmitry Bezrukov <dmitry.bezru...@aquantia.com>
Signed-off-by: Igor Russkikh <igor.russk...@aquantia.com>
---
 drivers/net/usb/aqc111.c | 14 ++++++++++++++
 drivers/net/usb/aqc111.h |  7 ++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c
index cc23c39beab3..a9051dd7c5bd 100644
--- a/drivers/net/usb/aqc111.c
+++ b/drivers/net/usb/aqc111.c
@@ -524,6 +524,7 @@ static int aqc111_bind(struct usbnet *dev, struct 
usb_interface *intf)
 
        dev->net->hw_features |= AQ_SUPPORT_HW_FEATURE;
        dev->net->features |= AQ_SUPPORT_FEATURE;
+       dev->net->vlan_features |= AQ_SUPPORT_VLAN_FEATURE;
 
        aqc111_read_fw_version(dev, aqc111_data);
        aqc111_data->autoneg = AUTONEG_ENABLE;
@@ -817,6 +818,7 @@ static int aqc111_reset(struct usbnet *dev)
 
        dev->net->hw_features |= AQ_SUPPORT_HW_FEATURE;
        dev->net->features |= AQ_SUPPORT_FEATURE;
+       dev->net->vlan_features |= AQ_SUPPORT_VLAN_FEATURE;
 
        /* Power up ethernet PHY */
        aqc111_data->phy_ops.advertising = 0;
@@ -992,6 +994,11 @@ static int aqc111_rx_fixup(struct usbnet *dev, struct 
sk_buff *skb)
                new_skb->truesize = new_skb->len + sizeof(struct sk_buff);
                if (aqc111_data->rx_checksum)
                        aqc111_rx_checksum(new_skb, &pkt_desc);
+               if (pkt_desc->vlan_ind)
+                       __vlan_hwaccel_put_tag(new_skb,
+                                              htons(ETH_P_8021Q),
+                                              pkt_desc->vlan_tag &
+                                              VLAN_VID_MASK);
 
                usbnet_skb_return(dev, new_skb);
                if (pkt_count == 0)
@@ -1020,6 +1027,7 @@ static struct sk_buff *aqc111_tx_fixup(struct usbnet 
*dev, struct sk_buff *skb,
        int tailroom = 0;
        int padding_size = 0;
        struct sk_buff *new_skb = NULL;
+       u16 tci = 0;
 
        memset(&tx_hdr, 0x00, sizeof(tx_hdr));
 
@@ -1038,6 +1046,12 @@ static struct sk_buff *aqc111_tx_fixup(struct usbnet 
*dev, struct sk_buff *skb,
                tx_hdr.drop_padding = 1;
        }
 
+       /* Vlan Tag */
+       if (vlan_get_tag(skb, &tci) >= 0) {
+               tx_hdr.vlan_tag = 1;
+               tx_hdr.vlan_info = tci;
+       }
+
        if (!dev->can_dma_sg && (dev->net->features & NETIF_F_SG) &&
            skb_linearize(skb))
                return NULL;
diff --git a/drivers/net/usb/aqc111.h b/drivers/net/usb/aqc111.h
index 2f324ec66a65..e33459d90ddd 100644
--- a/drivers/net/usb/aqc111.h
+++ b/drivers/net/usb/aqc111.h
@@ -68,12 +68,17 @@
 /* Feature. ********************************************/
 #define AQ_SUPPORT_FEATURE     (NETIF_F_SG | NETIF_F_IP_CSUM |\
                                 NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\
-                                NETIF_F_TSO)
+                                NETIF_F_TSO | NETIF_F_HW_VLAN_CTAG_TX |\
+                                NETIF_F_HW_VLAN_CTAG_RX)
 
 #define AQ_SUPPORT_HW_FEATURE  (NETIF_F_SG | NETIF_F_IP_CSUM |\
                                 NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\
                                 NETIF_F_TSO)
 
+#define AQ_SUPPORT_VLAN_FEATURE (NETIF_F_SG | NETIF_F_IP_CSUM |\
+                                NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\
+                                NETIF_F_TSO)
+
 /* SFR Reg. ********************************************/
 
 #define SFR_GENERAL_STATUS             0x03
-- 
2.7.4

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