aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/wl1251/cmd.h
blob: 79ca5273c9e9092ed1892064974cdde2549f781b (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
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
/*
 * This file is part of wl1251
 *
 * Copyright (c) 1998-2007 Texas Instruments Incorporated
 * Copyright (C) 2008 Nokia Corporation
 *
 * 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 St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#ifndef __WL1251_CMD_H__
#define __WL1251_CMD_H__

#include "wl1251.h"

#include <net/cfg80211.h>

struct acx_header;

int wl1251_cmd_send(struct wl1251 *wl, u16 type, void *buf, size_t buf_len);
int wl1251_cmd_test(struct wl1251 *wl, void *buf, size_t buf_len, u8 answer);
int wl1251_cmd_interrogate(struct wl1251 *wl, u16 id, void *buf, size_t len);
int wl1251_cmd_configure(struct wl1251 *wl, u16 id, void *buf, size_t len);
int wl1251_cmd_vbm(struct wl1251 *wl, u8 identity,
		   void *bitmap, u16 bitmap_len, u8 bitmap_control);
int wl1251_cmd_data_path(struct wl1251 *wl, u8 channel, bool enable);
int wl1251_cmd_join(struct wl1251 *wl, u8 bss_type, u8 channel,
		    u16 beacon_interval, u8 dtim_interval);
int wl1251_cmd_ps_mode(struct wl1251 *wl, u8 ps_mode);
int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer,
			   size_t len);
int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id,
			    void *buf, size_t buf_len);
int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
		    struct ieee80211_channel *channels[],
		    unsigned int n_channels, unsigned int n_probes);
int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout);

/* unit ms */
#define WL1251_COMMAND_TIMEOUT 2000

enum wl1251_commands {
	CMD_RESET           = 0,
	CMD_INTERROGATE     = 1,    /*use this to read information elements*/
	CMD_CONFIGURE       = 2,    /*use this to write information elements*/
	CMD_ENABLE_RX       = 3,
	CMD_ENABLE_TX       = 4,
	CMD_DISABLE_RX      = 5,
	CMD_DISABLE_TX      = 6,
	CMD_SCAN            = 8,
	CMD_STOP_SCAN       = 9,
	CMD_VBM             = 10,
	CMD_START_JOIN      = 11,
	CMD_SET_KEYS        = 12,
	CMD_READ_MEMORY     = 13,
	CMD_WRITE_MEMORY    = 14,
	CMD_BEACON          = 19,
	CMD_PROBE_RESP      = 20,
	CMD_NULL_DATA       = 21,
	CMD_PROBE_REQ       = 22,
	CMD_TEST            = 23,
	CMD_RADIO_CALIBRATE     = 25,   /* OBSOLETE */
	CMD_ENABLE_RX_PATH      = 27,   /* OBSOLETE */
	CMD_NOISE_HIST      = 28,
	CMD_RX_RESET        = 29,
	CMD_PS_POLL         = 30,
	CMD_QOS_NULL_DATA   = 31,
	CMD_LNA_CONTROL     = 32,
	CMD_SET_BCN_MODE    = 33,
	CMD_MEASUREMENT      = 34,
	CMD_STOP_MEASUREMENT = 35,
	CMD_DISCONNECT       = 36,
	CMD_SET_PS_MODE      = 37,
	CMD_CHANNEL_SWITCH   = 38,
	CMD_STOP_CHANNEL_SWICTH = 39,
	CMD_AP_DISCOVERY     = 40,
	CMD_STOP_AP_DISCOVERY = 41,
	CMD_SPS_SCAN = 42,
	CMD_STOP_SPS_SCAN = 43,
	CMD_HEALTH_CHECK     = 45,
	CMD_DEBUG            = 46,
	CMD_TRIGGER_SCAN_TO  = 47,

	NUM_COMMANDS,
	MAX_COMMAND_ID = 0xFFFF,
};

#define MAX_CMD_PARAMS 572

struct wl1251_cmd_header {
	u16 id;
	u16 status;
	/* payload */
	u8 data[0];
} __packed;

struct  wl1251_command {
	struct wl1251_cmd_header header;
	u8  parameters[MAX_CMD_PARAMS];
} __packed;

enum {
	CMD_MAILBOX_IDLE              		=  0,
	CMD_STATUS_SUCCESS            		=  1,
	CMD_STATUS_UNKNOWN_CMD        		=  2,
	CMD_STATUS_UNKNOWN_IE         		=  3,
	CMD_STATUS_REJECT_MEAS_SG_ACTIVE 	= 11,
	CMD_STATUS_RX_BUSY            		= 13,
	CMD_STATUS_INVALID_PARAM      		= 14,
	CMD_STATUS_TEMPLATE_TOO_LARGE 		= 15,
	CMD_STATUS_OUT_OF_MEMORY      		= 16,
	CMD_STATUS_STA_TABLE_FULL     		= 17,
	CMD_STATUS_RADIO_ERROR        		= 18,
	CMD_STATUS_WRONG_NESTING      		= 19,
	CMD_STATUS_TIMEOUT            		= 21, /* Driver internal use.*/
	CMD_STATUS_FW_RESET           		= 22, /* Driver internal use.*/
	MAX_COMMAND_STATUS            		= 0xff
};


/*
 * CMD_READ_MEMORY
 *
 * The host issues this command to read the WiLink device memory/registers.
 *
 * Note: The Base Band address has special handling (16 bits registers and
 * addresses). For more information, see the hardware specification.
 */
/*
 * CMD_WRITE_MEMORY
 *
 * The host issues this command to write the WiLink device memory/registers.
 *
 * The Base Band address has special handling (16 bits registers and
 * addresses). For more information, see the hardware specification.
 */
#define MAX_READ_SIZE 256

struct cmd_read_write_memory {
	struct wl1251_cmd_header header;

	/* The address of the memory to read from or write to.*/
	u32 addr;

	/* The amount of data in bytes to read from or write to the WiLink
	 * device.*/
	u32 size;

	/* The actual value read from or written to the Wilink. The source
	   of this field is the Host in WRITE command or the Wilink in READ
	   command. */
	u8 value[MAX_READ_SIZE];
} __packed;

#define CMDMBOX_HEADER_LEN 4
#define CMDMBOX_INFO_ELEM_HEADER_LEN 4

#define WL1251_SCAN_MIN_DURATION 30000
#define WL1251_SCAN_MAX_DURATION 60000

#define WL1251_SCAN_NUM_PROBES 3

struct wl1251_scan_parameters {
	__le32 rx_config_options;
	__le32 rx_filter_options;

	/*
	 * Scan options:
	 * bit 0: When this bit is set, passive scan.
	 * bit 1: Band, when this bit is set we scan
	 * in the 5Ghz band.
	 * bit 2: voice mode, 0 for normal scan.
	 * bit 3: scan priority, 1 for high priority.
	 */
	__le16 scan_options;

	/* Number of channels to scan */
	u8 num_channels;

	/* Number opf probe requests to send, per channel */
	u8 num_probe_requests;

	/* Rate and modulation for probe requests */
	__le16 tx_rate;

	u8 tid_trigger;
	u8 ssid_len;
	u8 ssid[32];

} __packed;

struct wl1251_scan_ch_parameters {
	__le32 min_duration; /* in TU */
	__le32 max_duration; /* in TU */
	u32 bssid_lsb;
	u16 bssid_msb;

	/*
	 * bits 0-3: Early termination count.
	 * bits 4-5: Early termination condition.
	 */
	u8 early_termination;

	u8 tx_power_att;
	u8 channel;
	u8 pad[3];
} __packed;

/* SCAN parameters */
#define SCAN_MAX_NUM_OF_CHANNELS 16

struct wl1251_cmd_scan {
	struct wl1251_cmd_header header;

	struct wl1251_scan_parameters params;
	struct wl1251_scan_ch_parameters channels[SCAN_MAX_NUM_OF_CHANNELS];
} __packed;

enum {
	BSS_TYPE_IBSS = 0,
	BSS_TYPE_STA_BSS = 2,
	BSS_TYPE_AP_BSS = 3,
	MAX_BSS_TYPE = 0xFF
};

#define JOIN_CMD_CTRL_TX_FLUSH             0x80 /* Firmware flushes all Tx */
#define JOIN_CMD_CTRL_EARLY_WAKEUP_ENABLE  0x01 /* Early wakeup time */


struct cmd_join {
	struct wl1251_cmd_header header;

	u32 bssid_lsb;
	u16 bssid_msb;
	u16 beacon_interval; /* in TBTTs */
	u32 rx_config_options;
	u32 rx_filter_options;

	/*
	 * The target uses this field to determine the rate at
	 * which to transmit control frame responses (such as
	 * ACK or CTS frames).
	 */
	u16 basic_rate_set;
	u8 dtim_interval;
	u8 tx_ctrl_frame_rate; /* OBSOLETE */
	u8 tx_ctrl_frame_mod;  /* OBSOLETE */
	/*
	 * bits 0-2: This bitwise field specifies the type
	 * of BSS to start or join (BSS_TYPE_*).
	 * bit 4: Band - The radio band in which to join
	 * or start.
	 *  0 - 2.4GHz band
	 *  1 - 5GHz band
	 * bits 3, 5-7: Reserved
	 */
	u8 bss_type;
	u8 channel;
	u8 ssid_len;
	u8 ssid[IW_ESSID_MAX_SIZE];
	u8 ctrl; /* JOIN_CMD_CTRL_* */
	u8 tx_mgt_frame_rate; /* OBSOLETE */
	u8 tx_mgt_frame_mod;  /* OBSOLETE */
	u8 reserved;
} __packed;

struct cmd_enabledisable_path {
	struct wl1251_cmd_header header;

	u8 channel;
	u8 padding[3];
} __packed;

#define WL1251_MAX_TEMPLATE_SIZE 300

struct wl1251_cmd_packet_template {
	struct wl1251_cmd_header header;

	__le16 size;
	u8 data[0];
} __packed;

#define TIM_ELE_ID    5
#define PARTIAL_VBM_MAX    251

struct wl1251_tim {
	u8 identity;
	u8 length;
	u8 dtim_count;
	u8 dtim_period;
	u8 bitmap_ctrl;
	u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */
} __packed;

/* Virtual Bit Map update */
struct wl1251_cmd_vbm_update {
	struct wl1251_cmd_header header;
	__le16 len;
	u8  padding[2];
	struct wl1251_tim tim;
} __packed;

enum wl1251_cmd_ps_mode {
	CHIP_ACTIVE_MODE,
	CHIP_POWER_SAVE_MODE
};

struct wl1251_cmd_ps_params {
	struct wl1251_cmd_header header;

	u8 ps_mode; /* STATION_* */
	u8 send_null_data; /* Do we have to send NULL data packet ? */
	u8 retries; /* Number of retires for the initial NULL data packet */

	 /*
	  * TUs during which the target stays awake after switching
	  * to power save mode.
	  */
	u8 hang_over_period;
	u16 null_data_rate;
	u8 pad[2];
} __packed;

struct wl1251_cmd_trigger_scan_to {
	struct wl1251_cmd_header header;

	u32 timeout;
} __packed;

/* HW encryption keys */
#define NUM_ACCESS_CATEGORIES_COPY 4
#define MAX_KEY_SIZE 32

/* When set, disable HW encryption */
#define DF_ENCRYPTION_DISABLE      0x01
/* When set, disable HW decryption */
#define DF_SNIFF_MODE_ENABLE       0x80

enum wl1251_cmd_key_action {
	KEY_ADD_OR_REPLACE = 1,
	KEY_REMOVE         = 2,
	KEY_SET_ID         = 3,
	MAX_KEY_ACTION     = 0xffff,
};

enum wl1251_cmd_key_type {
	KEY_WEP_DEFAULT       = 0,
	KEY_WEP_ADDR          = 1,
	KEY_AES_GROUP         = 4,
	KEY_AES_PAIRWISE      = 5,
	KEY_WEP_GROUP         = 6,
	KEY_TKIP_MIC_GROUP    = 10,
	KEY_TKIP_MIC_PAIRWISE = 11,
};

/*
 *
 * key_type_e   key size    key format
 * ----------   ---------   ----------
 * 0x00         5, 13, 29   Key data
 * 0x01         5, 13, 29   Key data
 * 0x04         16          16 bytes of key data
 * 0x05         16          16 bytes of key data
 * 0x0a         32          16 bytes of TKIP key data
 *                          8 bytes of RX MIC key data
 *                          8 bytes of TX MIC key data
 * 0x0b         32          16 bytes of TKIP key data
 *                          8 bytes of RX MIC key data
 *                          8 bytes of TX MIC key data
 *
 */

struct wl1251_cmd_set_keys {
	struct wl1251_cmd_header header;

	/* Ignored for default WEP key */
	u8 addr[ETH_ALEN];

	/* key_action_e */
	u16 key_action;

	u16 reserved_1;

	/* key size in bytes */
	u8 key_size;

	/* key_type_e */
	u8 key_type;
	u8 ssid_profile;

	/*
	 * TKIP, AES: frame's key id field.
	 * For WEP default key: key id;
	 */
	u8 id;
	u8 reserved_2[6];
	u8 key[MAX_KEY_SIZE];
	u16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY];
	u32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY];
} __packed;


#endif /* __WL1251_CMD_H__ */