include/usb_ether.h

   1 /*
   2  * Copyright (c) 2011 The Chromium OS Authors.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef __USB_ETHER_H__
   8 #define __USB_ETHER_H__
   9
  10 #include <net.h>
  11
  12 /*
  13  *      IEEE 802.3 Ethernet magic constants.  The frame sizes omit the preamble
  14  *      and FCS/CRC (frame check sequence).
  15  */
  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
  22 struct ueth_data {
  23         /* eth info */
  24         struct eth_device eth_dev;              /* used with eth_register */
  25         int phy_id;                                             /* mii phy id */
  26
  27         /* usb info */
  28         struct usb_device *pusb_dev;    /* this usb_device */
  29         unsigned char   ifnum;                  /* interface number */
  30         unsigned char   ep_in;                  /* in endpoint */
  31         unsigned char   ep_out;                 /* out ....... */
  32         unsigned char   ep_int;                 /* interrupt . */
  33         unsigned char   subclass;               /* as in overview */
  34         unsigned char   protocol;               /* .............. */
  35         unsigned char   irqinterval;    /* Intervall for IRQ Pipe */
  36
  37         /* driver private */
  38         void *dev_priv;
  39 };
  40
  41 /*
  42  * Function definitions for each USB ethernet driver go here
  43  * (declaration is unconditional, compilation is conditional)
  44  */
  45 void asix_eth_before_probe(void);
  46 int asix_eth_probe(struct usb_device *dev, unsigned int ifnum,
  47                       struct ueth_data *ss);
  48 int asix_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
  49                       struct eth_device *eth);
  50
  51 void ax88179_eth_before_probe(void);
  52 int ax88179_eth_probe(struct usb_device *dev, unsigned int ifnum,
  53                       struct ueth_data *ss);
  54 int ax88179_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
  55                       struct eth_device *eth);
  56
  57 void mcs7830_eth_before_probe(void);
  58 int mcs7830_eth_probe(struct usb_device *dev, unsigned int ifnum,
  59                       struct ueth_data *ss);
  60 int mcs7830_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
  61                          struct eth_device *eth);
  62
  63 void smsc95xx_eth_before_probe(void);
  64 int smsc95xx_eth_probe(struct usb_device *dev, unsigned int ifnum,
  65                         struct ueth_data *ss);
  66 int smsc95xx_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
  67                         struct eth_device *eth);
  68
  69 #endif /* __USB_ETHER_H__ */