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         struct urb *rx_urb, *tx_urb;
  47         struct lbs_private *priv;
  48
  49         struct sk_buff *rx_skb;
  50
  51         uint8_t ep_in;
  52         uint8_t ep_out;
  53
  54         /* bootcmdresp == 0 means command is pending
  55          * bootcmdresp < 0 means error
  56          * bootcmdresp > 0 is a BOOT_CMD_RESP_* from firmware
  57          */
  58         int8_t bootcmdresp;
  59
  60         int ep_in_size;
  61
  62         void *ep_out_buf;
  63         int ep_out_size;
  64
  65         const struct firmware *fw;
  66         struct timer_list fw_timeout;
  67         wait_queue_head_t fw_wq;
  68         uint32_t fwseqnum;
  69         uint32_t totalbytes;
  70         uint32_t fwlastblksent;
  71         uint8_t CRC_OK;
  72         uint8_t fwdnldover;
  73         uint8_t fwfinalblk;
  74         uint8_t surprise_removed;
  75
  76         __le16 boot2_version;
  77 };
  78
  79 /** fwheader */
  80 struct fwheader {
  81         __le32 dnldcmd;
  82         __le32 baseaddr;
  83         __le32 datalength;
  84         __le32 CRC;
  85 };
  86
  87 #define FW_MAX_DATA_BLK_SIZE    600
  88 /** FWData */
  89 struct fwdata {
  90         struct fwheader hdr;
  91         __le32 seqnum;
  92         uint8_t data[0];
  93 };
  94
  95 /** fwsyncheader */
  96 struct fwsyncheader {
  97         __le32 cmd;
  98         __le32 seqnum;
  99 };
 100
 101 #define FW_HAS_DATA_TO_RECV             0x00000001
 102 #define FW_HAS_LAST_BLOCK               0x00000004
 103
 104
 105 #endif