Commit de074e7a authored by Dmitry Bezrukov's avatar Dmitry Bezrukov Committed by David S. Miller
Browse files

net: usb: aqc111: Add support for TSO 



Signed-off-by: default avatarDmitry Bezrukov <dmitry.bezrukov@aquantia.com>
Signed-off-by: default avatarIgor Russkikh <igor.russkikh@aquantia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6649d2a6

drivers/net/usb/aqc111.c

+6 −0
Original line number Diff line number Diff line
@@ -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;

drivers/net/usb/aqc111.h

+6 −2
Original line number Diff line number Diff line
@@ -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