drivers/net/wireless/marvell/libertas/if_usb.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _LBS_IF_USB_H
   3 #define _LBS_IF_USB_H
   4
   5 #include <linux/wait.h>
   6 #include <linux/timer.h>
   7
   8 struct lbs_private;
   9
  10 /*
  11  * This file contains definition for USB interface.
  12  */
  13 #define CMD_TYPE_REQUEST                0xF00DFACE
  14 #define CMD_TYPE_DATA                   0xBEADC0DE
  15 #define CMD_TYPE_INDICATION             0xBEEFFACE
  16
  17 #define IPFIELD_ALIGN_OFFSET            2
  18
  19 #define BOOT_CMD_FW_BY_USB              0x01
  20 #define BOOT_CMD_FW_IN_EEPROM           0x02
  21 #define BOOT_CMD_UPDATE_BOOT2           0x03
  22 #define BOOT_CMD_UPDATE_FW              0x04
  23 #define BOOT_CMD_MAGIC_NUMBER           0x4C56524D   /* LVRM */
  24
  25 struct bootcmd
  26 {
  27         __le32  magic;
  28         uint8_t cmd;
  29         uint8_t pad[11];
  30 };
  31
  32 #define BOOT_CMD_RESP_OK                0x0001
  33 #define BOOT_CMD_RESP_FAIL              0x0000
  34 #define BOOT_CMD_RESP_NOT_SUPPORTED     0x0002
  35
  36 struct bootcmdresp
  37 {
  38         __le32  magic;
  39         uint8_t cmd;
  40         uint8_t result;
  41         uint8_t pad[2];
  42 };
  43
  44 /* USB card description structure*/
  45 struct if_usb_card {
  46         struct usb_device *udev;
  47         uint32_t model;  /* MODEL_* */
  48         struct urb *rx_urb, *tx_urb;
  49         struct lbs_private *priv;
  50
  51         struct sk_buff *rx_skb;
  52
  53         uint8_t ep_in;
  54         uint8_t ep_out;
  55
  56         /* bootcmdresp == 0 means command is pending
  57          * bootcmdresp < 0 means error
  58          * bootcmdresp > 0 is a BOOT_CMD_RESP_* from firmware
  59          */
  60         int8_t bootcmdresp;
  61
  62         int ep_in_size;
  63
  64         void *ep_out_buf;
  65         int ep_out_size;
  66
  67         const struct firmware *fw;
  68         struct timer_list fw_timeout;
  69         wait_queue_head_t fw_wq;
  70         uint32_t fwseqnum;
  71         uint32_t totalbytes;
  72         uint32_t fwlastblksent;
  73         uint8_t CRC_OK;
  74         uint8_t fwdnldover;
  75         uint8_t fwfinalblk;
  76         uint8_t surprise_removed;
  77
  78         __le16 boot2_version;
  79 };
  80
  81 /* fwheader */
  82 struct fwheader {
  83         __le32 dnldcmd;
  84         __le32 baseaddr;
  85         __le32 datalength;
  86         __le32 CRC;
  87 };
  88
  89 #define FW_MAX_DATA_BLK_SIZE    600
  90 /* FWData */
  91 struct fwdata {
  92         struct fwheader hdr;
  93         __le32 seqnum;
  94         uint8_t data[0];
  95 };
  96
  97 /* fwsyncheader */
  98 struct fwsyncheader {
  99         __le32 cmd;
 100         __le32 seqnum;
 101 };
 102
 103 #define FW_HAS_DATA_TO_RECV             0x00000001
 104 #define FW_HAS_LAST_BLOCK               0x00000004
 105
 106
 107 #endif