summaryrefslogtreecommitdiffstats
path: root/drivers/misc/iwmc3200top/iwmc3200top.h
blob: 43bd510e18720512841451a3620d140c7838ce6d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
/*
 * iwmc3200top - Intel Wireless MultiCom 3200 Top Driver
 * drivers/misc/iwmc3200top/iwmc3200top.h
 *
 * Copyright (C) 2009 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License version
 * 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 *
 *
 * Author Name: Maxim Grabarnik <maxim.grabarnink@intel.com>
 *  -
 *
 */

#ifndef __IWMC3200TOP_H__
#define __IWMC3200TOP_H__

#include <linux/workqueue.h>

#define DRV_NAME "iwmc3200top"
#define FW_API_VER 1
#define _FW_NAME(api) DRV_NAME "." #api ".fw"
#define FW_NAME(api) _FW_NAME(api)

#define IWMC_SDIO_BLK_SIZE			256
#define IWMC_DEFAULT_TR_BLK			64
#define IWMC_SDIO_DATA_ADDR			0x0
#define IWMC_SDIO_INTR_ENABLE_ADDR		0x14
#define IWMC_SDIO_INTR_STATUS_ADDR		0x13
#define IWMC_SDIO_INTR_CLEAR_ADDR		0x13
#define IWMC_SDIO_INTR_GET_SIZE_ADDR		0x2C

#define COMM_HUB_HEADER_LENGTH 16
#define LOGGER_HEADER_LENGTH   10


#define BARKER_DNLOAD_BT_POS		0
#define BARKER_DNLOAD_BT_MSK		BIT(BARKER_DNLOAD_BT_POS)
#define BARKER_DNLOAD_GPS_POS		1
#define BARKER_DNLOAD_GPS_MSK		BIT(BARKER_DNLOAD_GPS_POS)
#define BARKER_DNLOAD_TOP_POS		2
#define BARKER_DNLOAD_TOP_MSK		BIT(BARKER_DNLOAD_TOP_POS)
#define BARKER_DNLOAD_RESERVED1_POS	3
#define BARKER_DNLOAD_RESERVED1_MSK	BIT(BARKER_DNLOAD_RESERVED1_POS)
#define BARKER_DNLOAD_JUMP_POS		4
#define BARKER_DNLOAD_JUMP_MSK		BIT(BARKER_DNLOAD_JUMP_POS)
#define BARKER_DNLOAD_SYNC_POS		5
#define BARKER_DNLOAD_SYNC_MSK		BIT(BARKER_DNLOAD_SYNC_POS)
#define BARKER_DNLOAD_RESERVED2_POS	6
#define BARKER_DNLOAD_RESERVED2_MSK	(0x3 << BARKER_DNLOAD_RESERVED2_POS)
#define BARKER_DNLOAD_BARKER_POS	8
#define BARKER_DNLOAD_BARKER_MSK	(0xffffff << BARKER_DNLOAD_BARKER_POS)

#define IWMC_BARKER_REBOOT 	(0xdeadbe << BARKER_DNLOAD_BARKER_POS)
/* whole field barker */
#define IWMC_BARKER_ACK 	0xfeedbabe

#define IWMC_CMD_SIGNATURE 	0xcbbc

#define CMD_HDR_OPCODE_POS		0
#define CMD_HDR_OPCODE_MSK_MSK		(0xf << CMD_HDR_OPCODE_MSK_POS)
#define CMD_HDR_RESPONSE_CODE_POS	4
#define CMD_HDR_RESPONSE_CODE_MSK	(0xf << CMD_HDR_RESPONSE_CODE_POS)
#define CMD_HDR_USE_CHECKSUM_POS	8
#define CMD_HDR_USE_CHECKSUM_MSK	BIT(CMD_HDR_USE_CHECKSUM_POS)
#define CMD_HDR_RESPONSE_REQUIRED_POS	9
#define CMD_HDR_RESPONSE_REQUIRED_MSK	BIT(CMD_HDR_RESPONSE_REQUIRED_POS)
#define CMD_HDR_DIRECT_ACCESS_POS	10
#define CMD_HDR_DIRECT_ACCESS_MSK	BIT(CMD_HDR_DIRECT_ACCESS_POS)
#define CMD_HDR_RESERVED_POS		11
#define CMD_HDR_RESERVED_MSK		BIT(0x1f << CMD_HDR_RESERVED_POS)
#define CMD_HDR_SIGNATURE_POS		16
#define CMD_HDR_SIGNATURE_MSK		BIT(0xffff << CMD_HDR_SIGNATURE_POS)

enum {
	IWMC_OPCODE_PING = 0,
	IWMC_OPCODE_READ = 1,
	IWMC_OPCODE_WRITE = 2,
	IWMC_OPCODE_JUMP = 3,
	IWMC_OPCODE_REBOOT = 4,
	IWMC_OPCODE_PERSISTENT_WRITE = 5,
	IWMC_OPCODE_PERSISTENT_READ = 6,
	IWMC_OPCODE_READ_MODIFY_WRITE = 7,
	IWMC_OPCODE_LAST_COMMAND = 15
};

struct iwmct_fw_load_hdr {
	__le32 cmd;
	__le32 target_addr;
	__le32 data_size;
	__le32 block_chksm;
	u8 data[0];
};

/**
 * struct iwmct_fw_hdr
 * holds all sw components versions
 */
struct iwmct_fw_hdr {
	u8 top_major;
	u8 top_minor;
	u8 top_revision;
	u8 gps_major;
	u8 gps_minor;
	u8 gps_revision;
	u8 bt_major;
	u8 bt_minor;
	u8 bt_revision;
	u8 tic_name[31];
};

/**
 * struct iwmct_fw_sec_hdr
 * @type: function type
 * @data_size: section's data size
 * @target_addr: download address
 */
struct iwmct_fw_sec_hdr {
	u8 type[4];
	__le32 data_size;
	__le32 target_addr;
};

/**
 * struct iwmct_parser
 * @file: fw image
 * @file_size: fw size
 * @cur_pos: position in file
 * @buf: temp buf for download
 * @buf_size: size of buf
 * @entry_point: address to jump in fw kick-off
 */
struct iwmct_parser {
	const u8 *file;
	size_t file_size;
	size_t cur_pos;
	u8 *buf;
	size_t buf_size;
	u32 entry_point;
	struct iwmct_fw_hdr versions;
};


struct iwmct_work_struct {
	struct list_head list;
	ssize_t iosize;
};

struct iwmct_dbg {
	int blocks;
	bool dump;
	bool jump;
	bool direct;
	bool checksum;
	bool fw_download;
	int block_size;
	int download_trans_blks;

	char label_fw[256];
};

struct iwmct_debugfs;

struct iwmct_priv {
	struct sdio_func *func;
	struct iwmct_debugfs *dbgfs;
	struct iwmct_parser parser;
	atomic_t reset;
	atomic_t dev_sync;
	u32 trans_len;
	u32 barker;
	struct iwmct_dbg dbg;

	/* drivers work queue */
	struct workqueue_struct *wq;
	struct workqueue_struct *bus_rescan_wq;
	struct work_struct bus_rescan_worker;
	struct work_struct isr_worker;

	/* drivers wait queue */
	wait_queue_head_t wait_q;

	/* rx request list */
	struct list_head read_req_list;
};

extern int iwmct_tx(struct iwmct_priv *priv, unsigned int addr,
		void *src, int count);

extern int iwmct_fw_load(struct iwmct_priv *priv);

extern void iwmct_dbg_init_params(struct iwmct_priv *drv);
extern void iwmct_dbg_init_drv_attrs(struct device_driver *drv);
extern void iwmct_dbg_remove_drv_attrs(struct device_driver *drv);
extern int iwmct_send_hcmd(struct iwmct_priv *priv, u8 *cmd, u16 len);

#endif  /*  __IWMC3200TOP_H__  */