2 * Copyright (c) 2011 The Chromium OS Authors.
4 * SPDX-License-Identifier: GPL-2.0+
7 #ifndef __USB_ETHER_H__
8 #define __USB_ETHER_H__
13 * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble
14 * and FCS/CRC (frame check sequence).
16 #define ETH_ALEN 6 /* Octets in one ethernet addr */
17 #define ETH_HLEN 14 /* Total octets in header. */
18 #define ETH_ZLEN 60 /* Min. octets in frame sans FCS */
19 #define ETH_DATA_LEN 1500 /* Max. octets in payload */
20 #define ETH_FRAME_LEN PKTSIZE_ALIGN /* Max. octets in frame sans FCS */
21 #define ETH_FCS_LEN 4 /* Octets in the FCS */
25 struct eth_device eth_dev; /* used with eth_register */
26 int phy_id; /* mii phy id */
29 struct usb_device *pusb_dev; /* this usb_device */
30 unsigned char ifnum; /* interface number */
31 unsigned char ep_in; /* in endpoint */
32 unsigned char ep_out; /* out ....... */
33 unsigned char ep_int; /* interrupt . */
34 unsigned char subclass; /* as in overview */
35 unsigned char protocol; /* .............. */
36 unsigned char irqinterval; /* Intervall for IRQ Pipe */
43 * Function definitions for each USB ethernet driver go here
44 * (declaration is unconditional, compilation is conditional)
46 void asix_eth_before_probe(void);
47 int asix_eth_probe(struct usb_device *dev, unsigned int ifnum,
48 struct ueth_data *ss);
49 int asix_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
50 struct eth_device *eth);
52 void mcs7830_eth_before_probe(void);
53 int mcs7830_eth_probe(struct usb_device *dev, unsigned int ifnum,
54 struct ueth_data *ss);
55 int mcs7830_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
56 struct eth_device *eth);
58 void smsc95xx_eth_before_probe(void);
59 int smsc95xx_eth_probe(struct usb_device *dev, unsigned int ifnum,
60 struct ueth_data *ss);
61 int smsc95xx_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
62 struct eth_device *eth);
64 #endif /* __USB_ETHER_H__ */