1 /*
2  * Ultra Wide Band
3  * UWB Standard definitions
4  *
5  * Copyright (C) 2005-2006 Intel Corporation
6  * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License version
10  * 2 as published by the Free Software Foundation.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
20  * 02110-1301, USA.
21  *
22  *
23  * All these definitions are based on the ECMA-368 standard.
24  *
25  * Note all definitions are Little Endian in the wire, and we will
26  * convert them to host order before operating on the bitfields (that
27  * yes, we use extensively).
28  */
29 
30 #ifndef __LINUX__UWB_SPEC_H__
31 #define __LINUX__UWB_SPEC_H__
32 
33 #include <linux/types.h>
34 #include <linux/bitmap.h>
35 
36 #define i1480_FW 0x00000303
37 /* #define i1480_FW 0x00000302 */
38 
39 /**
40  * Number of Medium Access Slots in a superframe.
41  *
42  * UWB divides time in SuperFrames, each one divided in 256 pieces, or
43  * Medium Access Slots. See MBOA MAC[5.4.5] for details. The MAS is the
44  * basic bandwidth allocation unit in UWB.
45  */
46 enum { UWB_NUM_MAS = 256 };
47 
48 /**
49  * Number of Zones in superframe.
50  *
51  * UWB divides the superframe into zones with numbering starting from BPST.
52  * See MBOA MAC[16.8.6]
53  */
54 enum { UWB_NUM_ZONES = 16 };
55 
56 /*
57  * Number of MAS in a zone.
58  */
59 #define UWB_MAS_PER_ZONE (UWB_NUM_MAS / UWB_NUM_ZONES)
60 
61 /*
62  * Number of MAS required before a row can be considered available.
63  */
64 #define UWB_USABLE_MAS_PER_ROW (UWB_NUM_ZONES - 1)
65 
66 /*
67  * Number of streams per DRP reservation between a pair of devices.
68  *
69  * [ECMA-368] section 16.8.6.
70  */
71 enum { UWB_NUM_STREAMS = 8 };
72 
73 /*
74  * mMasLength
75  *
76  * The length of a MAS in microseconds.
77  *
78  * [ECMA-368] section 17.16.
79  */
80 enum { UWB_MAS_LENGTH_US = 256 };
81 
82 /*
83  * mBeaconSlotLength
84  *
85  * The length of the beacon slot in microseconds.
86  *
87  * [ECMA-368] section 17.16
88  */
89 enum { UWB_BEACON_SLOT_LENGTH_US = 85 };
90 
91 /*
92  * mMaxLostBeacons
93  *
94  * The number beacons missing in consecutive superframes before a
95  * device can be considered as unreachable.
96  *
97  * [ECMA-368] section 17.16
98  */
99 enum { UWB_MAX_LOST_BEACONS = 3 };
100 
101 /*
102  * mDRPBackOffWinMin
103  *
104  * The minimum number of superframes to wait before trying to reserve
105  * extra MAS.
106  *
107  * [ECMA-368] section 17.16
108  */
109 enum { UWB_DRP_BACKOFF_WIN_MIN = 2 };
110 
111 /*
112  * mDRPBackOffWinMax
113  *
114  * The maximum number of superframes to wait before trying to reserve
115  * extra MAS.
116  *
117  * [ECMA-368] section 17.16
118  */
119 enum { UWB_DRP_BACKOFF_WIN_MAX = 16 };
120 
121 /*
122  * Length of a superframe in microseconds.
123  */
124 #define UWB_SUPERFRAME_LENGTH_US (UWB_MAS_LENGTH_US * UWB_NUM_MAS)
125 
126 /**
127  * UWB MAC address
128  *
129  * It is *imperative* that this struct is exactly 6 packed bytes (as
130  * it is also used to define headers sent down and up the wire/radio).
131  */
132 struct uwb_mac_addr {
133 	u8 data[6];
134 } __attribute__((packed));
135 
136 
137 /**
138  * UWB device address
139  *
140  * It is *imperative* that this struct is exactly 6 packed bytes (as
141  * it is also used to define headers sent down and up the wire/radio).
142  */
143 struct uwb_dev_addr {
144 	u8 data[2];
145 } __attribute__((packed));
146 
147 
148 /**
149  * Types of UWB addresses
150  *
151  * Order matters (by size).
152  */
153 enum uwb_addr_type {
154 	UWB_ADDR_DEV = 0,
155 	UWB_ADDR_MAC = 1,
156 };
157 
158 
159 /** Size of a char buffer for printing a MAC/device address */
160 enum { UWB_ADDR_STRSIZE = 32 };
161 
162 
163 /** UWB WiMedia protocol IDs. */
164 enum uwb_prid {
165 	UWB_PRID_WLP_RESERVED   = 0x0000,
166 	UWB_PRID_WLP		= 0x0001,
167 	UWB_PRID_WUSB_BOT	= 0x0010,
168 	UWB_PRID_WUSB		= 0x0010,
169 	UWB_PRID_WUSB_TOP	= 0x001F,
170 };
171 
172 
173 /** PHY Rate (MBOA MAC[7.8.12, Table 61]) */
174 enum uwb_phy_rate {
175 	UWB_PHY_RATE_53 = 0,
176 	UWB_PHY_RATE_80,
177 	UWB_PHY_RATE_106,
178 	UWB_PHY_RATE_160,
179 	UWB_PHY_RATE_200,
180 	UWB_PHY_RATE_320,
181 	UWB_PHY_RATE_400,
182 	UWB_PHY_RATE_480,
183 	UWB_PHY_RATE_INVALID
184 };
185 
186 
187 /**
188  * Different ways to scan (MBOA MAC[6.2.2, Table 8], WUSB[Table 8-78])
189  */
190 enum uwb_scan_type {
191 	UWB_SCAN_ONLY = 0,
192 	UWB_SCAN_OUTSIDE_BP,
193 	UWB_SCAN_WHILE_INACTIVE,
194 	UWB_SCAN_DISABLED,
195 	UWB_SCAN_ONLY_STARTTIME,
196 	UWB_SCAN_TOP
197 };
198 
199 
200 /** ACK Policy types (MBOA MAC[7.2.1.3]) */
201 enum uwb_ack_pol {
202 	UWB_ACK_NO = 0,
203 	UWB_ACK_INM = 1,
204 	UWB_ACK_B = 2,
205 	UWB_ACK_B_REQ = 3,
206 };
207 
208 
209 /** DRP reservation types ([ECMA-368 table 106) */
210 enum uwb_drp_type {
211 	UWB_DRP_TYPE_ALIEN_BP = 0,
212 	UWB_DRP_TYPE_HARD,
213 	UWB_DRP_TYPE_SOFT,
214 	UWB_DRP_TYPE_PRIVATE,
215 	UWB_DRP_TYPE_PCA,
216 };
217 
218 
219 /** DRP Reason Codes ([ECMA-368] table 107) */
220 enum uwb_drp_reason {
221 	UWB_DRP_REASON_ACCEPTED = 0,
222 	UWB_DRP_REASON_CONFLICT,
223 	UWB_DRP_REASON_PENDING,
224 	UWB_DRP_REASON_DENIED,
225 	UWB_DRP_REASON_MODIFIED,
226 };
227 
228 /** Relinquish Request Reason Codes ([ECMA-368] table 113) */
229 enum uwb_relinquish_req_reason {
230 	UWB_RELINQUISH_REQ_REASON_NON_SPECIFIC = 0,
231 	UWB_RELINQUISH_REQ_REASON_OVER_ALLOCATION,
232 };
233 
234 /**
235  *  DRP Notification Reason Codes (WHCI 0.95 [3.1.4.9])
236  */
237 enum uwb_drp_notif_reason {
238 	UWB_DRP_NOTIF_DRP_IE_RCVD = 0,
239 	UWB_DRP_NOTIF_CONFLICT,
240 	UWB_DRP_NOTIF_TERMINATE,
241 };
242 
243 
244 /** Allocation of MAS slots in a DRP request MBOA MAC[7.8.7] */
245 struct uwb_drp_alloc {
246 	__le16 zone_bm;
247 	__le16 mas_bm;
248 } __attribute__((packed));
249 
250 
251 /** General MAC Header format (ECMA-368[16.2]) */
252 struct uwb_mac_frame_hdr {
253 	__le16 Frame_Control;
254 	struct uwb_dev_addr DestAddr;
255 	struct uwb_dev_addr SrcAddr;
256 	__le16 Sequence_Control;
257 	__le16 Access_Information;
258 } __attribute__((packed));
259 
260 
261 /**
262  * uwb_beacon_frame - a beacon frame including MAC headers
263  *
264  * [ECMA] section 16.3.
265  */
266 struct uwb_beacon_frame {
267 	struct uwb_mac_frame_hdr hdr;
268 	struct uwb_mac_addr Device_Identifier;	/* may be a NULL EUI-48 */
269 	u8 Beacon_Slot_Number;
270 	u8 Device_Control;
271 	u8 IEData[];
272 } __attribute__((packed));
273 
274 
275 /** Information Element codes (MBOA MAC[T54]) */
276 enum uwb_ie {
277 	UWB_PCA_AVAILABILITY = 2,
278 	UWB_IE_DRP_AVAILABILITY = 8,
279 	UWB_IE_DRP = 9,
280 	UWB_BP_SWITCH_IE = 11,
281 	UWB_MAC_CAPABILITIES_IE = 12,
282 	UWB_PHY_CAPABILITIES_IE = 13,
283 	UWB_APP_SPEC_PROBE_IE = 15,
284 	UWB_IDENTIFICATION_IE = 19,
285 	UWB_MASTER_KEY_ID_IE = 20,
286 	UWB_RELINQUISH_REQUEST_IE = 21,
287 	UWB_IE_WLP = 250, /* WiMedia Logical Link Control Protocol WLP 0.99 */
288 	UWB_APP_SPEC_IE = 255,
289 };
290 
291 
292 /**
293  * Header common to all Information Elements (IEs)
294  */
295 struct uwb_ie_hdr {
296 	u8 element_id;	/* enum uwb_ie */
297 	u8 length;
298 } __attribute__((packed));
299 
300 
301 /** Dynamic Reservation Protocol IE (MBOA MAC[7.8.6]) */
302 struct uwb_ie_drp {
303 	struct uwb_ie_hdr	hdr;
304 	__le16                  drp_control;
305 	struct uwb_dev_addr	dev_addr;
306 	struct uwb_drp_alloc	allocs[];
307 } __attribute__((packed));
308 
uwb_ie_drp_type(struct uwb_ie_drp * ie)309 static inline int uwb_ie_drp_type(struct uwb_ie_drp *ie)
310 {
311 	return (le16_to_cpu(ie->drp_control) >> 0) & 0x7;
312 }
313 
uwb_ie_drp_stream_index(struct uwb_ie_drp * ie)314 static inline int uwb_ie_drp_stream_index(struct uwb_ie_drp *ie)
315 {
316 	return (le16_to_cpu(ie->drp_control) >> 3) & 0x7;
317 }
318 
uwb_ie_drp_reason_code(struct uwb_ie_drp * ie)319 static inline int uwb_ie_drp_reason_code(struct uwb_ie_drp *ie)
320 {
321 	return (le16_to_cpu(ie->drp_control) >> 6) & 0x7;
322 }
323 
uwb_ie_drp_status(struct uwb_ie_drp * ie)324 static inline int uwb_ie_drp_status(struct uwb_ie_drp *ie)
325 {
326 	return (le16_to_cpu(ie->drp_control) >> 9) & 0x1;
327 }
328 
uwb_ie_drp_owner(struct uwb_ie_drp * ie)329 static inline int uwb_ie_drp_owner(struct uwb_ie_drp *ie)
330 {
331 	return (le16_to_cpu(ie->drp_control) >> 10) & 0x1;
332 }
333 
uwb_ie_drp_tiebreaker(struct uwb_ie_drp * ie)334 static inline int uwb_ie_drp_tiebreaker(struct uwb_ie_drp *ie)
335 {
336 	return (le16_to_cpu(ie->drp_control) >> 11) & 0x1;
337 }
338 
uwb_ie_drp_unsafe(struct uwb_ie_drp * ie)339 static inline int uwb_ie_drp_unsafe(struct uwb_ie_drp *ie)
340 {
341 	return (le16_to_cpu(ie->drp_control) >> 12) & 0x1;
342 }
343 
uwb_ie_drp_set_type(struct uwb_ie_drp * ie,enum uwb_drp_type type)344 static inline void uwb_ie_drp_set_type(struct uwb_ie_drp *ie, enum uwb_drp_type type)
345 {
346 	u16 drp_control = le16_to_cpu(ie->drp_control);
347 	drp_control = (drp_control & ~(0x7 << 0)) | (type << 0);
348 	ie->drp_control = cpu_to_le16(drp_control);
349 }
350 
uwb_ie_drp_set_stream_index(struct uwb_ie_drp * ie,int stream_index)351 static inline void uwb_ie_drp_set_stream_index(struct uwb_ie_drp *ie, int stream_index)
352 {
353 	u16 drp_control = le16_to_cpu(ie->drp_control);
354 	drp_control = (drp_control & ~(0x7 << 3)) | (stream_index << 3);
355 	ie->drp_control = cpu_to_le16(drp_control);
356 }
357 
uwb_ie_drp_set_reason_code(struct uwb_ie_drp * ie,enum uwb_drp_reason reason_code)358 static inline void uwb_ie_drp_set_reason_code(struct uwb_ie_drp *ie,
359 				       enum uwb_drp_reason reason_code)
360 {
361 	u16 drp_control = le16_to_cpu(ie->drp_control);
362 	drp_control = (ie->drp_control & ~(0x7 << 6)) | (reason_code << 6);
363 	ie->drp_control = cpu_to_le16(drp_control);
364 }
365 
uwb_ie_drp_set_status(struct uwb_ie_drp * ie,int status)366 static inline void uwb_ie_drp_set_status(struct uwb_ie_drp *ie, int status)
367 {
368 	u16 drp_control = le16_to_cpu(ie->drp_control);
369 	drp_control = (drp_control & ~(0x1 << 9)) | (status << 9);
370 	ie->drp_control = cpu_to_le16(drp_control);
371 }
372 
uwb_ie_drp_set_owner(struct uwb_ie_drp * ie,int owner)373 static inline void uwb_ie_drp_set_owner(struct uwb_ie_drp *ie, int owner)
374 {
375 	u16 drp_control = le16_to_cpu(ie->drp_control);
376 	drp_control = (drp_control & ~(0x1 << 10)) | (owner << 10);
377 	ie->drp_control = cpu_to_le16(drp_control);
378 }
379 
uwb_ie_drp_set_tiebreaker(struct uwb_ie_drp * ie,int tiebreaker)380 static inline void uwb_ie_drp_set_tiebreaker(struct uwb_ie_drp *ie, int tiebreaker)
381 {
382 	u16 drp_control = le16_to_cpu(ie->drp_control);
383 	drp_control = (drp_control & ~(0x1 << 11)) | (tiebreaker << 11);
384 	ie->drp_control = cpu_to_le16(drp_control);
385 }
386 
uwb_ie_drp_set_unsafe(struct uwb_ie_drp * ie,int unsafe)387 static inline void uwb_ie_drp_set_unsafe(struct uwb_ie_drp *ie, int unsafe)
388 {
389 	u16 drp_control = le16_to_cpu(ie->drp_control);
390 	drp_control = (drp_control & ~(0x1 << 12)) | (unsafe << 12);
391 	ie->drp_control = cpu_to_le16(drp_control);
392 }
393 
394 /** Dynamic Reservation Protocol IE (MBOA MAC[7.8.7]) */
395 struct uwb_ie_drp_avail {
396 	struct uwb_ie_hdr	hdr;
397 	DECLARE_BITMAP(bmp, UWB_NUM_MAS);
398 } __attribute__((packed));
399 
400 /* Relinqish Request IE ([ECMA-368] section 16.8.19). */
401 struct uwb_relinquish_request_ie {
402         struct uwb_ie_hdr       hdr;
403         __le16                  relinquish_req_control;
404         struct uwb_dev_addr     dev_addr;
405         struct uwb_drp_alloc    allocs[];
406 } __attribute__((packed));
407 
uwb_ie_relinquish_req_reason_code(struct uwb_relinquish_request_ie * ie)408 static inline int uwb_ie_relinquish_req_reason_code(struct uwb_relinquish_request_ie *ie)
409 {
410 	return (le16_to_cpu(ie->relinquish_req_control) >> 0) & 0xf;
411 }
412 
uwb_ie_relinquish_req_set_reason_code(struct uwb_relinquish_request_ie * ie,int reason_code)413 static inline void uwb_ie_relinquish_req_set_reason_code(struct uwb_relinquish_request_ie *ie,
414 							 int reason_code)
415 {
416 	u16 ctrl = le16_to_cpu(ie->relinquish_req_control);
417 	ctrl = (ctrl & ~(0xf << 0)) | (reason_code << 0);
418 	ie->relinquish_req_control = cpu_to_le16(ctrl);
419 }
420 
421 /**
422  * The Vendor ID is set to an OUI that indicates the vendor of the device.
423  * ECMA-368 [16.8.10]
424  */
425 struct uwb_vendor_id {
426 	u8 data[3];
427 } __attribute__((packed));
428 
429 /**
430  * The device type ID
431  * FIXME: clarify what this means
432  * ECMA-368 [16.8.10]
433  */
434 struct uwb_device_type_id {
435 	u8 data[3];
436 } __attribute__((packed));
437 
438 
439 /**
440  * UWB device information types
441  * ECMA-368 [16.8.10]
442  */
443 enum uwb_dev_info_type {
444 	UWB_DEV_INFO_VENDOR_ID = 0,
445 	UWB_DEV_INFO_VENDOR_TYPE,
446 	UWB_DEV_INFO_NAME,
447 };
448 
449 /**
450  * UWB device information found in Identification IE
451  * ECMA-368 [16.8.10]
452  */
453 struct uwb_dev_info {
454 	u8 type;	/* enum uwb_dev_info_type */
455 	u8 length;
456 	u8 data[];
457 } __attribute__((packed));
458 
459 /**
460  * UWB Identification IE
461  * ECMA-368 [16.8.10]
462  */
463 struct uwb_identification_ie {
464 	struct uwb_ie_hdr hdr;
465 	struct uwb_dev_info info[];
466 } __attribute__((packed));
467 
468 /*
469  * UWB Radio Controller
470  *
471  * These definitions are common to the Radio Control layers as
472  * exported by the WUSB1.0 HWA and WHCI interfaces.
473  */
474 
475 /** Radio Control Command Block (WUSB1.0[Table 8-65] and WHCI 0.95) */
476 struct uwb_rccb {
477 	u8 bCommandType;		/* enum hwa_cet */
478 	__le16 wCommand;		/* Command code */
479 	u8 bCommandContext;		/* Context ID */
480 } __attribute__((packed));
481 
482 
483 /** Radio Control Event Block (WUSB[table 8-66], WHCI 0.95) */
484 struct uwb_rceb {
485 	u8 bEventType;			/* enum hwa_cet */
486 	__le16 wEvent;			/* Event code */
487 	u8 bEventContext;		/* Context ID */
488 } __attribute__((packed));
489 
490 
491 enum {
492 	UWB_RC_CET_GENERAL = 0,		/* General Command/Event type */
493 	UWB_RC_CET_EX_TYPE_1 = 1,	/* Extended Type 1 Command/Event type */
494 };
495 
496 /* Commands to the radio controller */
497 enum uwb_rc_cmd {
498 	UWB_RC_CMD_CHANNEL_CHANGE = 16,
499 	UWB_RC_CMD_DEV_ADDR_MGMT = 17,	/* Device Address Management */
500 	UWB_RC_CMD_GET_IE = 18,		/* GET Information Elements */
501 	UWB_RC_CMD_RESET = 19,
502 	UWB_RC_CMD_SCAN = 20,		/* Scan management  */
503 	UWB_RC_CMD_SET_BEACON_FILTER = 21,
504 	UWB_RC_CMD_SET_DRP_IE = 22,	/* Dynamic Reservation Protocol IEs */
505 	UWB_RC_CMD_SET_IE = 23,		/* Information Element management */
506 	UWB_RC_CMD_SET_NOTIFICATION_FILTER = 24,
507 	UWB_RC_CMD_SET_TX_POWER = 25,
508 	UWB_RC_CMD_SLEEP = 26,
509 	UWB_RC_CMD_START_BEACON = 27,
510 	UWB_RC_CMD_STOP_BEACON = 28,
511 	UWB_RC_CMD_BP_MERGE = 29,
512 	UWB_RC_CMD_SEND_COMMAND_FRAME = 30,
513 	UWB_RC_CMD_SET_ASIE_NOTIF = 31,
514 };
515 
516 /* Notifications from the radio controller */
517 enum uwb_rc_evt {
518 	UWB_RC_EVT_IE_RCV = 0,
519 	UWB_RC_EVT_BEACON = 1,
520 	UWB_RC_EVT_BEACON_SIZE = 2,
521 	UWB_RC_EVT_BPOIE_CHANGE = 3,
522 	UWB_RC_EVT_BP_SLOT_CHANGE = 4,
523 	UWB_RC_EVT_BP_SWITCH_IE_RCV = 5,
524 	UWB_RC_EVT_DEV_ADDR_CONFLICT = 6,
525 	UWB_RC_EVT_DRP_AVAIL = 7,
526 	UWB_RC_EVT_DRP = 8,
527 	UWB_RC_EVT_BP_SWITCH_STATUS = 9,
528 	UWB_RC_EVT_CMD_FRAME_RCV = 10,
529 	UWB_RC_EVT_CHANNEL_CHANGE_IE_RCV = 11,
530 	/* Events (command responses) use the same code as the command */
531 	UWB_RC_EVT_UNKNOWN_CMD_RCV = 65535,
532 };
533 
534 enum uwb_rc_extended_type_1_cmd {
535 	UWB_RC_SET_DAA_ENERGY_MASK = 32,
536 	UWB_RC_SET_NOTIFICATION_FILTER_EX = 33,
537 };
538 
539 enum uwb_rc_extended_type_1_evt {
540 	UWB_RC_DAA_ENERGY_DETECTED = 0,
541 };
542 
543 /* Radio Control Result Code. [WHCI] table 3-3. */
544 enum {
545 	UWB_RC_RES_SUCCESS = 0,
546 	UWB_RC_RES_FAIL,
547 	UWB_RC_RES_FAIL_HARDWARE,
548 	UWB_RC_RES_FAIL_NO_SLOTS,
549 	UWB_RC_RES_FAIL_BEACON_TOO_LARGE,
550 	UWB_RC_RES_FAIL_INVALID_PARAMETER,
551 	UWB_RC_RES_FAIL_UNSUPPORTED_PWR_LEVEL,
552 	UWB_RC_RES_FAIL_INVALID_IE_DATA,
553 	UWB_RC_RES_FAIL_BEACON_SIZE_EXCEEDED,
554 	UWB_RC_RES_FAIL_CANCELLED,
555 	UWB_RC_RES_FAIL_INVALID_STATE,
556 	UWB_RC_RES_FAIL_INVALID_SIZE,
557 	UWB_RC_RES_FAIL_ACK_NOT_RECEIVED,
558 	UWB_RC_RES_FAIL_NO_MORE_ASIE_NOTIF,
559 	UWB_RC_RES_FAIL_TIME_OUT = 255,
560 };
561 
562 /* Confirm event. [WHCI] section 3.1.3.1 etc. */
563 struct uwb_rc_evt_confirm {
564 	struct uwb_rceb rceb;
565 	u8 bResultCode;
566 } __attribute__((packed));
567 
568 /* Device Address Management event. [WHCI] section 3.1.3.2. */
569 struct uwb_rc_evt_dev_addr_mgmt {
570 	struct uwb_rceb rceb;
571 	u8 baAddr[6];
572 	u8 bResultCode;
573 } __attribute__((packed));
574 
575 
576 /* Get IE Event. [WHCI] section 3.1.3.3. */
577 struct uwb_rc_evt_get_ie {
578 	struct uwb_rceb rceb;
579 	__le16 wIELength;
580 	u8 IEData[];
581 } __attribute__((packed));
582 
583 /* Set DRP IE Event. [WHCI] section 3.1.3.7. */
584 struct uwb_rc_evt_set_drp_ie {
585 	struct uwb_rceb rceb;
586 	__le16 wRemainingSpace;
587 	u8 bResultCode;
588 } __attribute__((packed));
589 
590 /* Set IE Event. [WHCI] section 3.1.3.8. */
591 struct uwb_rc_evt_set_ie {
592 	struct uwb_rceb rceb;
593 	__le16 RemainingSpace;
594 	u8 bResultCode;
595 } __attribute__((packed));
596 
597 /* Scan command. [WHCI] 3.1.3.5. */
598 struct uwb_rc_cmd_scan {
599 	struct uwb_rccb rccb;
600 	u8 bChannelNumber;
601 	u8 bScanState;
602 	__le16 wStartTime;
603 } __attribute__((packed));
604 
605 /* Set DRP IE command. [WHCI] section 3.1.3.7. */
606 struct uwb_rc_cmd_set_drp_ie {
607 	struct uwb_rccb rccb;
608 	__le16 wIELength;
609 	struct uwb_ie_drp IEData[];
610 } __attribute__((packed));
611 
612 /* Set IE command. [WHCI] section 3.1.3.8. */
613 struct uwb_rc_cmd_set_ie {
614 	struct uwb_rccb rccb;
615 	__le16 wIELength;
616 	u8 IEData[];
617 } __attribute__((packed));
618 
619 /* Set DAA Energy Mask event. [WHCI 0.96] section 3.1.3.17. */
620 struct uwb_rc_evt_set_daa_energy_mask {
621 	struct uwb_rceb rceb;
622 	__le16 wLength;
623 	u8 result;
624 } __attribute__((packed));
625 
626 /* Set Notification Filter Extended event. [WHCI 0.96] section 3.1.3.18. */
627 struct uwb_rc_evt_set_notification_filter_ex {
628 	struct uwb_rceb rceb;
629 	__le16 wLength;
630 	u8 result;
631 } __attribute__((packed));
632 
633 /* IE Received notification. [WHCI] section 3.1.4.1. */
634 struct uwb_rc_evt_ie_rcv {
635 	struct uwb_rceb rceb;
636 	struct uwb_dev_addr SrcAddr;
637 	__le16 wIELength;
638 	u8 IEData[];
639 } __attribute__((packed));
640 
641 /* Type of the received beacon. [WHCI] section 3.1.4.2. */
642 enum uwb_rc_beacon_type {
643 	UWB_RC_BEACON_TYPE_SCAN = 0,
644 	UWB_RC_BEACON_TYPE_NEIGHBOR,
645 	UWB_RC_BEACON_TYPE_OL_ALIEN,
646 	UWB_RC_BEACON_TYPE_NOL_ALIEN,
647 };
648 
649 /* Beacon received notification. [WHCI] 3.1.4.2. */
650 struct uwb_rc_evt_beacon {
651 	struct uwb_rceb rceb;
652 	u8	bChannelNumber;
653 	u8	bBeaconType;
654 	__le16	wBPSTOffset;
655 	u8	bLQI;
656 	u8	bRSSI;
657 	__le16	wBeaconInfoLength;
658 	u8	BeaconInfo[];
659 } __attribute__((packed));
660 
661 
662 /* Beacon Size Change notification. [WHCI] section 3.1.4.3 */
663 struct uwb_rc_evt_beacon_size {
664 	struct uwb_rceb rceb;
665 	__le16 wNewBeaconSize;
666 } __attribute__((packed));
667 
668 
669 /* BPOIE Change notification. [WHCI] section 3.1.4.4. */
670 struct uwb_rc_evt_bpoie_change {
671 	struct uwb_rceb rceb;
672 	__le16 wBPOIELength;
673 	u8 BPOIE[];
674 } __attribute__((packed));
675 
676 
677 /* Beacon Slot Change notification. [WHCI] section 3.1.4.5. */
678 struct uwb_rc_evt_bp_slot_change {
679 	struct uwb_rceb rceb;
680 	u8 slot_info;
681 } __attribute__((packed));
682 
uwb_rc_evt_bp_slot_change_slot_num(const struct uwb_rc_evt_bp_slot_change * evt)683 static inline int uwb_rc_evt_bp_slot_change_slot_num(
684 	const struct uwb_rc_evt_bp_slot_change *evt)
685 {
686 	return evt->slot_info & 0x7f;
687 }
688 
uwb_rc_evt_bp_slot_change_no_slot(const struct uwb_rc_evt_bp_slot_change * evt)689 static inline int uwb_rc_evt_bp_slot_change_no_slot(
690 	const struct uwb_rc_evt_bp_slot_change *evt)
691 {
692 	return (evt->slot_info & 0x80) >> 7;
693 }
694 
695 /* BP Switch IE Received notification. [WHCI] section 3.1.4.6. */
696 struct uwb_rc_evt_bp_switch_ie_rcv {
697 	struct uwb_rceb rceb;
698 	struct uwb_dev_addr wSrcAddr;
699 	__le16 wIELength;
700 	u8 IEData[];
701 } __attribute__((packed));
702 
703 /* DevAddr Conflict notification. [WHCI] section 3.1.4.7. */
704 struct uwb_rc_evt_dev_addr_conflict {
705 	struct uwb_rceb rceb;
706 } __attribute__((packed));
707 
708 /* DRP notification. [WHCI] section 3.1.4.9. */
709 struct uwb_rc_evt_drp {
710 	struct uwb_rceb           rceb;
711 	struct uwb_dev_addr       src_addr;
712 	u8                        reason;
713 	u8                        beacon_slot_number;
714 	__le16                    ie_length;
715 	u8                        ie_data[];
716 } __attribute__((packed));
717 
uwb_rc_evt_drp_reason(struct uwb_rc_evt_drp * evt)718 static inline enum uwb_drp_notif_reason uwb_rc_evt_drp_reason(struct uwb_rc_evt_drp *evt)
719 {
720 	return evt->reason & 0x0f;
721 }
722 
723 
724 /* DRP Availability Change notification. [WHCI] section 3.1.4.8. */
725 struct uwb_rc_evt_drp_avail {
726 	struct uwb_rceb rceb;
727 	DECLARE_BITMAP(bmp, UWB_NUM_MAS);
728 } __attribute__((packed));
729 
730 /* BP switch status notification. [WHCI] section 3.1.4.10. */
731 struct uwb_rc_evt_bp_switch_status {
732 	struct uwb_rceb rceb;
733 	u8 status;
734 	u8 slot_offset;
735 	__le16 bpst_offset;
736 	u8 move_countdown;
737 } __attribute__((packed));
738 
739 /* Command Frame Received notification. [WHCI] section 3.1.4.11. */
740 struct uwb_rc_evt_cmd_frame_rcv {
741 	struct uwb_rceb rceb;
742 	__le16 receive_time;
743 	struct uwb_dev_addr wSrcAddr;
744 	struct uwb_dev_addr wDstAddr;
745 	__le16 control;
746 	__le16 reserved;
747 	__le16 dataLength;
748 	u8 data[];
749 } __attribute__((packed));
750 
751 /* Channel Change IE Received notification. [WHCI] section 3.1.4.12. */
752 struct uwb_rc_evt_channel_change_ie_rcv {
753 	struct uwb_rceb rceb;
754 	struct uwb_dev_addr wSrcAddr;
755 	__le16 wIELength;
756 	u8 IEData[];
757 } __attribute__((packed));
758 
759 /* DAA Energy Detected notification. [WHCI 0.96] section 3.1.4.14. */
760 struct uwb_rc_evt_daa_energy_detected {
761 	struct uwb_rceb rceb;
762 	__le16 wLength;
763 	u8 bandID;
764 	u8 reserved;
765 	u8 toneBmp[16];
766 } __attribute__((packed));
767 
768 
769 /**
770  * Radio Control Interface Class Descriptor
771  *
772  *  WUSB 1.0 [8.6.1.2]
773  */
774 struct uwb_rc_control_intf_class_desc {
775 	u8 bLength;
776 	u8 bDescriptorType;
777 	__le16 bcdRCIVersion;
778 } __attribute__((packed));
779 
780 #endif /* #ifndef __LINUX__UWB_SPEC_H__ */
781