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

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *  Copyright (C) 2008, cozybit Inc.
   4  *  Copyright (C) 2003-2006, Marvell International Ltd.
   5  */
   6 #include <linux/wait.h>
   7 #include <linux/timer.h>
   8
   9 struct lbtf_private;
  10
  11 /**
  12   * This file contains definition for USB interface.
  13   */
  14 #define CMD_TYPE_REQUEST                0xF00DFACE
  15 #define CMD_TYPE_DATA                   0xBEADC0DE
  16 #define CMD_TYPE_INDICATION             0xBEEFFACE
  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         __le32  magic;
  26         uint8_t cmd;
  27         uint8_t pad[11];
  28 };
  29
  30 #define BOOT_CMD_RESP_OK                0x0001
  31 #define BOOT_CMD_RESP_FAIL              0x0000
  32
  33 struct bootcmdresp {
  34         __le32  magic;
  35         uint8_t cmd;
  36         uint8_t result;
  37         uint8_t pad[2];
  38 };
  39
  40 /** USB card description structure*/
  41 struct if_usb_card {
  42         struct usb_device *udev;
  43         struct urb *rx_urb, *tx_urb, *cmd_urb;
  44         struct lbtf_private *priv;
  45
  46         struct sk_buff *rx_skb;
  47
  48         uint8_t ep_in;
  49         uint8_t ep_out;
  50
  51         int8_t bootcmdresp;
  52
  53         int ep_in_size;
  54
  55         void *ep_out_buf;
  56         int ep_out_size;
  57
  58         const struct firmware *fw;
  59         struct timer_list fw_timeout;
  60         wait_queue_head_t fw_wq;
  61         uint32_t fwseqnum;
  62         uint32_t totalbytes;
  63         uint32_t fwlastblksent;
  64         uint8_t CRC_OK;
  65         uint8_t fwdnldover;
  66         uint8_t fwfinalblk;
  67
  68         __le16 boot2_version;
  69 };
  70
  71 /** fwheader */
  72 struct fwheader {
  73         __le32 dnldcmd;
  74         __le32 baseaddr;
  75         __le32 datalength;
  76         __le32 CRC;
  77 };
  78
  79 #define FW_MAX_DATA_BLK_SIZE    600
  80 /** FWData */
  81 struct fwdata {
  82         struct fwheader hdr;
  83         __le32 seqnum;
  84         uint8_t data[];
  85 };
  86
  87 /** fwsyncheader */
  88 struct fwsyncheader {
  89         __le32 cmd;
  90         __le32 seqnum;
  91 };
  92
  93 #define FW_HAS_DATA_TO_RECV             0x00000001
  94 #define FW_HAS_LAST_BLOCK               0x00000004