drivers/net/wireless/libertas/if_usb.h

   1 #ifndef _LBS_IF_USB_H
   2 #define _LBS_IF_USB_H
   3
   4 #include <linux/wait.h>
   5 #include <linux/timer.h>
   6
   7 struct lbs_private;
   8
   9 /*
  10  * This file contains definition for USB interface.
  11  */
  12 #define CMD_TYPE_REQUEST                0xF00DFACE
  13 #define CMD_TYPE_DATA                   0xBEADC0DE
  14 #define CMD_TYPE_INDICATION             0xBEEFFACE
  15
  16 #define IPFIELD_ALIGN_OFFSET            2
  17
  18 #define BOOT_CMD_FW_BY_USB              0x01
  19 #define BOOT_CMD_FW_IN_EEPROM           0x02
  20 #define BOOT_CMD_UPDATE_BOOT2           0x03
  21 #define BOOT_CMD_UPDATE_FW              0x04
  22 #define BOOT_CMD_MAGIC_NUMBER           0x4C56524D   /* LVRM */
  23
  24 struct bootcmd
  25 {
  26         __le32  magic;
  27         uint8_t cmd;
  28         uint8_t pad[11];
  29 };
  30
  31 #define BOOT_CMD_RESP_OK                0x0001
  32 #define BOOT_CMD_RESP_FAIL              0x0000
  33 #define BOOT_CMD_RESP_NOT_SUPPORTED     0x0002
  34
  35 struct bootcmdresp
  36 {
  37         __le32  magic;
  38         uint8_t cmd;
  39         uint8_t result;
  40         uint8_t pad[2];
  41 };
  42
  43 /* USB card description structure*/
  44 struct if_usb_card {
  45         struct usb_device *udev;
  46         uint32_t model;  /* MODEL_* */
  47         struct urb *rx_urb, *tx_urb;
  48         struct lbs_private *priv;
  49
  50         struct sk_buff *rx_skb;
  51
  52         uint8_t ep_in;
  53         uint8_t ep_out;
  54
  55         /* bootcmdresp == 0 means command is pending
  56          * bootcmdresp < 0 means error
  57          * bootcmdresp > 0 is a BOOT_CMD_RESP_* from firmware
  58          */
  59         int8_t bootcmdresp;
  60
  61         int ep_in_size;
  62
  63         void *ep_out_buf;
  64         int ep_out_size;
  65
  66         const struct firmware *fw;
  67         struct timer_list fw_timeout;
  68         wait_queue_head_t fw_wq;
  69         uint32_t fwseqnum;
  70         uint32_t totalbytes;
  71         uint32_t fwlastblksent;
  72         uint8_t CRC_OK;
  73         uint8_t fwdnldover;
  74         uint8_t fwfinalblk;
  75         uint8_t surprise_removed;
  76
  77         __le16 boot2_version;
  78 };
  79
  80 /* fwheader */
  81 struct fwheader {
  82         __le32 dnldcmd;
  83         __le32 baseaddr;
  84         __le32 datalength;
  85         __le32 CRC;
  86 };
  87
  88 #define FW_MAX_DATA_BLK_SIZE    600
  89 /* FWData */
  90 struct fwdata {
  91         struct fwheader hdr;
  92         __le32 seqnum;
  93         uint8_t data[0];
  94 };
  95
  96 /* fwsyncheader */
  97 struct fwsyncheader {
  98         __le32 cmd;
  99         __le32 seqnum;
 100 };
 101
 102 #define FW_HAS_DATA_TO_RECV             0x00000001
 103 #define FW_HAS_LAST_BLOCK               0x00000004
 104
 105
 106 #endif