108 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef _LBS_IF_USB_H3#define _LBS_IF_USB_H4 5#include <linux/wait.h>6#include <linux/timer.h>7 8struct lbs_private;9 10/*11 * This file contains definition for USB interface.12 */13#define CMD_TYPE_REQUEST 0xF00DFACE14#define CMD_TYPE_DATA 0xBEADC0DE15#define CMD_TYPE_INDICATION 0xBEEFFACE16 17#define IPFIELD_ALIGN_OFFSET 218 19#define BOOT_CMD_FW_BY_USB 0x0120#define BOOT_CMD_FW_IN_EEPROM 0x0221#define BOOT_CMD_UPDATE_BOOT2 0x0322#define BOOT_CMD_UPDATE_FW 0x0423#define BOOT_CMD_MAGIC_NUMBER 0x4C56524D /* LVRM */24 25struct bootcmd26{27 __le32 magic;28 uint8_t cmd;29 uint8_t pad[11];30};31 32#define BOOT_CMD_RESP_OK 0x000133#define BOOT_CMD_RESP_FAIL 0x000034#define BOOT_CMD_RESP_NOT_SUPPORTED 0x000235 36struct bootcmdresp37{38 __le32 magic;39 uint8_t cmd;40 uint8_t result;41 uint8_t pad[2];42};43 44/* USB card description structure*/45struct 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 pending57 * bootcmdresp < 0 means error58 * bootcmdresp > 0 is a BOOT_CMD_RESP_* from firmware59 */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 */82struct fwheader {83 __le32 dnldcmd;84 __le32 baseaddr;85 __le32 datalength;86 __le32 CRC;87};88 89#define FW_MAX_DATA_BLK_SIZE 60090/* FWData */91struct fwdata {92 struct fwheader hdr;93 __le32 seqnum;94 uint8_t data[];95};96 97/* fwsyncheader */98struct fwsyncheader {99 __le32 cmd;100 __le32 seqnum;101};102 103#define FW_HAS_DATA_TO_RECV 0x00000001104#define FW_HAS_LAST_BLOCK 0x00000004105 106 107#endif108