1#ifndef _LBS_IF_USB_H
  2#define _LBS_IF_USB_H
  3
  4#include <linux/wait.h>
  5#include <linux/timer.h>
  6
  7struct 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
 24struct 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
 35struct 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*/
 44struct 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 */
 81struct 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 */
 90struct fwdata {
 91	struct fwheader hdr;
 92	__le32 seqnum;
 93	uint8_t data[0];
 94};
 95
 96/* fwsyncheader */
 97struct 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