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net: usb: aqc111: Add support for TSO

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Signed-off-by: Dmitry Bezrukov <dmitry.bezrukov@aquantia.com>
Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dmitry Bezrukov 2018-11-26 09:33:28 +00:00 committed by David S. Miller
parent 6649d2a6c4
commit de074e7a7e
2 changed files with 12 additions and 2 deletions
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6
drivers/net/usb/aqc111.c
View File

@ -395,6 +395,8 @@ 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;
netif_set_gso_max_size(dev->net, 65535);
aqc111_read_fw_version(dev, aqc111_data);
aqc111_data->autoneg = AUTONEG_ENABLE;
aqc111_data->advertised_speed = (usb_speed == USB_SPEED_SUPER) ?
@ -832,6 +834,10 @@ static struct sk_buff *aqc111_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
/*Length of actual data*/
tx_desc |= skb->len & AQ_TX_DESC_LEN_MASK;
/* TSO MSS */
tx_desc |= ((u64)(skb_shinfo(skb)->gso_size & AQ_TX_DESC_MSS_MASK)) <<
AQ_TX_DESC_MSS_SHIFT;
headroom = (skb->len + sizeof(tx_desc)) % 8;
if (headroom != 0)
padding_size = 8 - headroom;

8
drivers/net/usb/aqc111.h
View File

@ -22,10 +22,12 @@
/* Feature. ********************************************/
#define AQ_SUPPORT_FEATURE (NETIF_F_SG | NETIF_F_IP_CSUM |\
NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM)
NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\
NETIF_F_TSO)
#define AQ_SUPPORT_HW_FEATURE (NETIF_F_SG | NETIF_F_IP_CSUM |\
NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM)
NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |\
NETIF_F_TSO)
/* SFR Reg. ********************************************/
@ -162,6 +164,8 @@ struct aqc111_data {
/* TX Descriptor */
#define AQ_TX_DESC_LEN_MASK 0x1FFFFF
#define AQ_TX_DESC_DROP_PADD BIT(28)
#define AQ_TX_DESC_MSS_MASK 0x7FFF
#define AQ_TX_DESC_MSS_SHIFT 0x20
#define AQ_RX_HW_PAD 0x02