drivers/net/wireless/libertas/if_usb.h

   1 #ifndef _LIBERTAS_IF_USB_H
   2 #define _LIBERTAS_IF_USB_H
   3
   4 #include <linux/list.h>
   5
   6 /**
   7   * This file contains definition for USB interface.
   8   */
   9 #define CMD_TYPE_REQUEST                0xF00DFACE
  10 #define CMD_TYPE_DATA                   0xBEADC0DE
  11 #define CMD_TYPE_INDICATION             0xBEEFFACE
  12
  13 #define IPFIELD_ALIGN_OFFSET    2
  14
  15 #define BOOT_CMD_FW_BY_USB     0x01
  16 #define BOOT_CMD_FW_IN_EEPROM  0x02
  17 #define BOOT_CMD_UPDATE_BOOT2  0x03
  18 #define BOOT_CMD_UPDATE_FW     0x04
  19 #define BOOT_CMD_MAGIC_NUMBER  0x4C56524D   /* M=>0x4D,R=>0x52,V=>0x56,L=>0x4C */
  20
  21 struct bootcmdstr
  22 {
  23         u32 u32magicnumber;
  24         u8  u8cmd_tag;
  25         u8  au8dumy[11];
  26 };
  27
  28 #define BOOT_CMD_RESP_OK     0x0001
  29 #define BOOT_CMD_RESP_FAIL   0x0000
  30
  31 struct bootcmdrespStr
  32 {
  33         u32 u32magicnumber;
  34         u8  u8cmd_tag;
  35         u8  u8result;
  36         u8  au8dumy[2];
  37 };
  38
  39 /* read callback private data */
  40 struct read_cb_info {
  41         wlan_private *priv;
  42         struct sk_buff *skb;
  43 };
  44
  45 /** USB card description structure*/
  46 struct usb_card_rec {
  47         struct list_head list;
  48         struct net_device *eth_dev;
  49         struct usb_device *udev;
  50         struct urb *rx_urb, *tx_urb;
  51         void *priv;
  52         struct read_cb_info rinfo;
  53
  54         int bulk_in_size;
  55         u8 bulk_in_endpointAddr;
  56
  57         u8 *bulk_out_buffer;
  58         int bulk_out_size;
  59         u8 bulk_out_endpointAddr;
  60
  61         u8 CRC_OK;
  62         u32 fwseqnum;
  63         u32 lastseqnum;
  64         u32 totalbytes;
  65         u32 fwlastblksent;
  66         u8 fwdnldover;
  67         u8 fwfinalblk;
  68
  69         u32 usb_event_cause;
  70         u8 usb_int_cause;
  71
  72         u8 rx_urb_recall;
  73
  74         u8 bootcmdresp;
  75 };
  76
  77 /** fwheader */
  78 struct fwheader {
  79         u32 dnldcmd;
  80         u32 baseaddr;
  81         u32 datalength;
  82         u32 CRC;
  83 };
  84
  85 #define FW_MAX_DATA_BLK_SIZE    600
  86 /** FWData */
  87 struct FWData {
  88         struct fwheader fwheader;
  89         u32 seqnum;
  90         u8 data[FW_MAX_DATA_BLK_SIZE];
  91 };
  92
  93 /** fwsyncheader */
  94 struct fwsyncheader {
  95         u32 cmd;
  96         u32 seqnum;
  97 };
  98
  99 #define FW_HAS_DATA_TO_RECV             0x00000001
 100 #define FW_HAS_LAST_BLOCK               0x00000004
 101
 102 #define FW_DATA_XMIT_SIZE \
 103         sizeof(struct fwheader) + fwdata->fwheader.datalength + sizeof(u32)
 104
 105 int usb_tx_block(wlan_private *priv, u8 *payload, u16 nb);
 106 void if_usb_free(struct usb_card_rec *cardp);
 107 int if_usb_issue_boot_command(wlan_private *priv, int ivalue);
 108
 109 #endif