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Diffstat (limited to 'include/linux/usb/usbnet.h')
-rw-r--r--include/linux/usb/usbnet.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index 310e18a880f..bb69e256cd1 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -53,6 +53,7 @@ struct usbnet {
struct sk_buff_head rxq;
struct sk_buff_head txq;
struct sk_buff_head done;
+ struct sk_buff_head rxq_pause;
struct urb *interrupt;
struct tasklet_struct bh;
@@ -63,6 +64,7 @@ struct usbnet {
# define EVENT_RX_MEMORY 2
# define EVENT_STS_SPLIT 3
# define EVENT_LINK_RESET 4
+# define EVENT_RX_PAUSED 5
};
static inline struct usb_driver *driver_of(struct usb_interface *intf)
@@ -86,6 +88,7 @@ struct driver_info {
#define FLAG_FRAMING_AX 0x0040 /* AX88772/178 packets */
#define FLAG_WLAN 0x0080 /* use "wlan%d" names */
+#define FLAG_AVOID_UNLINK_URBS 0x0100 /* don't unlink urbs at usbnet_stop() */
/* init device ... can sleep, or cause probe() failure */
@@ -97,6 +100,9 @@ struct driver_info {
/* reset device ... can sleep */
int (*reset)(struct usbnet *);
+ /* stop device ... can sleep */
+ int (*stop)(struct usbnet *);
+
/* see if peer is connected ... can sleep */
int (*check_connect)(struct usbnet *);
@@ -118,9 +124,8 @@ struct driver_info {
* right after minidriver have initialized hardware. */
int (*early_init)(struct usbnet *dev);
- /* called by minidriver when link state changes, state: 0=disconnect,
- * 1=connect */
- void (*link_change)(struct usbnet *dev, int state);
+ /* called by minidriver when receiving indication */
+ void (*indication)(struct usbnet *dev, void *ind, int indlen);
/* for new devices, use the descriptor-reading code instead */
int in; /* rx endpoint */
@@ -177,7 +182,8 @@ struct skb_data { /* skb->cb is one of these */
extern int usbnet_open (struct net_device *net);
extern int usbnet_stop (struct net_device *net);
-extern int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net);
+extern netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
+ struct net_device *net);
extern void usbnet_tx_timeout (struct net_device *net);
extern int usbnet_change_mtu (struct net_device *net, int new_mtu);
@@ -187,6 +193,10 @@ extern void usbnet_defer_kevent (struct usbnet *, int);
extern void usbnet_skb_return (struct usbnet *, struct sk_buff *);
extern void usbnet_unlink_rx_urbs(struct usbnet *);
+extern void usbnet_pause_rx(struct usbnet *);
+extern void usbnet_resume_rx(struct usbnet *);
+extern void usbnet_purge_paused_rxq(struct usbnet *);
+
extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd);
extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd);
extern u32 usbnet_get_link (struct net_device *net);