if_athioctl.h revision 238929
1/*-
2 * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer,
10 *    without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13 *    redistribution must be conditioned upon including a substantially
14 *    similar Disclaimer requirement for further binary redistribution.
15 *
16 * NO WARRANTY
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27 * THE POSSIBILITY OF SUCH DAMAGES.
28 *
29 * $FreeBSD: head/sys/dev/ath/if_athioctl.h 238929 2012-07-31 02:18:10Z adrian $
30 */
31
32/*
33 * Ioctl-related defintions for the Atheros Wireless LAN controller driver.
34 */
35#ifndef _DEV_ATH_ATHIOCTL_H
36#define _DEV_ATH_ATHIOCTL_H
37
38struct ath_tx_aggr_stats {
39	u_int32_t	aggr_pkts[64];
40	u_int32_t	aggr_single_pkt;
41	u_int32_t	aggr_nonbaw_pkt;
42	u_int32_t	aggr_aggr_pkt;
43	u_int32_t	aggr_baw_closed_single_pkt;
44	u_int32_t	aggr_low_hwq_single_pkt;
45	u_int32_t	aggr_sched_nopkt;
46	u_int32_t	aggr_rts_aggr_limited;
47};
48
49struct ath_intr_stats {
50	u_int32_t	sync_intr[32];
51};
52
53struct ath_stats {
54	u_int32_t	ast_watchdog;	/* device reset by watchdog */
55	u_int32_t	ast_hardware;	/* fatal hardware error interrupts */
56	u_int32_t	ast_bmiss;	/* beacon miss interrupts */
57	u_int32_t	ast_bmiss_phantom;/* beacon miss interrupts */
58	u_int32_t	ast_bstuck;	/* beacon stuck interrupts */
59	u_int32_t	ast_rxorn;	/* rx overrun interrupts */
60	u_int32_t	ast_rxeol;	/* rx eol interrupts */
61	u_int32_t	ast_txurn;	/* tx underrun interrupts */
62	u_int32_t	ast_mib;	/* mib interrupts */
63	u_int32_t	ast_intrcoal;	/* interrupts coalesced */
64	u_int32_t	ast_tx_packets;	/* packet sent on the interface */
65	u_int32_t	ast_tx_mgmt;	/* management frames transmitted */
66	u_int32_t	ast_tx_discard;	/* frames discarded prior to assoc */
67	u_int32_t	ast_tx_qstop;	/* output stopped 'cuz no buffer */
68	u_int32_t	ast_tx_encap;	/* tx encapsulation failed */
69	u_int32_t	ast_tx_nonode;	/* tx failed 'cuz no node */
70	u_int32_t	ast_tx_nombuf;	/* tx failed 'cuz no mbuf */
71	u_int32_t	ast_tx_nomcl;	/* tx failed 'cuz no cluster */
72	u_int32_t	ast_tx_linear;	/* tx linearized to cluster */
73	u_int32_t	ast_tx_nodata;	/* tx discarded empty frame */
74	u_int32_t	ast_tx_busdma;	/* tx failed for dma resrcs */
75	u_int32_t	ast_tx_xretries;/* tx failed 'cuz too many retries */
76	u_int32_t	ast_tx_fifoerr;	/* tx failed 'cuz FIFO underrun */
77	u_int32_t	ast_tx_filtered;/* tx failed 'cuz xmit filtered */
78	u_int32_t	ast_tx_shortretry;/* tx on-chip retries (short) */
79	u_int32_t	ast_tx_longretry;/* tx on-chip retries (long) */
80	u_int32_t	ast_tx_badrate;	/* tx failed 'cuz bogus xmit rate */
81	u_int32_t	ast_tx_noack;	/* tx frames with no ack marked */
82	u_int32_t	ast_tx_rts;	/* tx frames with rts enabled */
83	u_int32_t	ast_tx_cts;	/* tx frames with cts enabled */
84	u_int32_t	ast_tx_shortpre;/* tx frames with short preamble */
85	u_int32_t	ast_tx_altrate;	/* tx frames with alternate rate */
86	u_int32_t	ast_tx_protect;	/* tx frames with protection */
87	u_int32_t	ast_tx_ctsburst;/* tx frames with cts and bursting */
88	u_int32_t	ast_tx_ctsext;	/* tx frames with cts extension */
89	u_int32_t	ast_rx_nombuf;	/* rx setup failed 'cuz no mbuf */
90	u_int32_t	ast_rx_busdma;	/* rx setup failed for dma resrcs */
91	u_int32_t	ast_rx_orn;	/* rx failed 'cuz of desc overrun */
92	u_int32_t	ast_rx_crcerr;	/* rx failed 'cuz of bad CRC */
93	u_int32_t	ast_rx_fifoerr;	/* rx failed 'cuz of FIFO overrun */
94	u_int32_t	ast_rx_badcrypt;/* rx failed 'cuz decryption */
95	u_int32_t	ast_rx_badmic;	/* rx failed 'cuz MIC failure */
96	u_int32_t	ast_rx_phyerr;	/* rx failed 'cuz of PHY err */
97	u_int32_t	ast_rx_phy[64];	/* rx PHY error per-code counts */
98	u_int32_t	ast_rx_tooshort;/* rx discarded 'cuz frame too short */
99	u_int32_t	ast_rx_toobig;	/* rx discarded 'cuz frame too large */
100	u_int32_t	ast_rx_packets;	/* packet recv on the interface */
101	u_int32_t	ast_rx_mgt;	/* management frames received */
102	u_int32_t	ast_rx_ctl;	/* rx discarded 'cuz ctl frame */
103	int8_t		ast_tx_rssi;	/* tx rssi of last ack */
104	int8_t		ast_rx_rssi;	/* rx rssi from histogram */
105	u_int8_t	ast_tx_rate;	/* IEEE rate of last unicast tx */
106	u_int32_t	ast_be_xmit;	/* beacons transmitted */
107	u_int32_t	ast_be_nombuf;	/* beacon setup failed 'cuz no mbuf */
108	u_int32_t	ast_per_cal;	/* periodic calibration calls */
109	u_int32_t	ast_per_calfail;/* periodic calibration failed */
110	u_int32_t	ast_per_rfgain;	/* periodic calibration rfgain reset */
111	u_int32_t	ast_rate_calls;	/* rate control checks */
112	u_int32_t	ast_rate_raise;	/* rate control raised xmit rate */
113	u_int32_t	ast_rate_drop;	/* rate control dropped xmit rate */
114	u_int32_t	ast_ant_defswitch;/* rx/default antenna switches */
115	u_int32_t	ast_ant_txswitch;/* tx antenna switches */
116	u_int32_t	ast_ant_rx[8];	/* rx frames with antenna */
117	u_int32_t	ast_ant_tx[8];	/* tx frames with antenna */
118	u_int32_t	ast_cabq_xmit;	/* cabq frames transmitted */
119	u_int32_t	ast_cabq_busy;	/* cabq found busy */
120	u_int32_t	ast_tx_raw;	/* tx frames through raw api */
121	u_int32_t	ast_ff_txok;	/* fast frames tx'd successfully */
122	u_int32_t	ast_ff_txerr;	/* fast frames tx'd w/ error */
123	u_int32_t	ast_ff_rx;	/* fast frames rx'd */
124	u_int32_t	ast_ff_flush;	/* fast frames flushed from staging q */
125	u_int32_t	ast_tx_qfull;	/* tx dropped 'cuz of queue limit */
126	int8_t		ast_rx_noise;	/* rx noise floor */
127	u_int32_t	ast_tx_nobuf;	/* tx dropped 'cuz no ath buffer */
128	u_int32_t	ast_tdma_update;/* TDMA slot timing updates */
129	u_int32_t	ast_tdma_timers;/* TDMA slot update set beacon timers */
130	u_int32_t	ast_tdma_tsf;	/* TDMA slot update set TSF */
131	u_int16_t	ast_tdma_tsfadjp;/* TDMA slot adjust+ (usec, smoothed)*/
132	u_int16_t	ast_tdma_tsfadjm;/* TDMA slot adjust- (usec, smoothed)*/
133	u_int32_t	ast_tdma_ack;	/* TDMA tx failed 'cuz ACK required */
134	u_int32_t	ast_tx_raw_fail;/* raw tx failed 'cuz h/w down */
135	u_int32_t	ast_tx_nofrag;	/* tx dropped 'cuz no ath frag buffer */
136	u_int32_t	ast_be_missed;	/* missed beacons */
137	u_int32_t	ast_ani_cal;	/* ANI calibrations performed */
138	u_int32_t	ast_rx_agg;	/* number of aggregate frames RX'ed */
139	u_int32_t	ast_rx_halfgi;	/* RX half-GI */
140	u_int32_t	ast_rx_2040;	/* RX 40mhz frame */
141	u_int32_t	ast_rx_pre_crc_err;	/* RX pre-delimiter CRC error */
142	u_int32_t	ast_rx_post_crc_err;	/* RX post-delimiter CRC error */
143	u_int32_t	ast_rx_decrypt_busy_err;	/* RX decrypt engine busy error */
144	u_int32_t	ast_rx_hi_rx_chain;
145	u_int32_t	ast_tx_htprotect;	/* HT tx frames with protection */
146	u_int32_t	ast_rx_hitqueueend;	/* RX hit descr queue end */
147	u_int32_t	ast_tx_timeout;		/* Global TX timeout */
148	u_int32_t	ast_tx_cst;		/* Carrier sense timeout */
149	u_int32_t	ast_tx_xtxop;	/* tx exceeded TXOP */
150	u_int32_t	ast_tx_timerexpired;	/* tx exceeded TX_TIMER */
151	u_int32_t	ast_tx_desccfgerr;	/* tx desc cfg error */
152	u_int32_t	ast_tx_swretries;	/* software TX retries */
153	u_int32_t	ast_tx_swretrymax;	/* software TX retry max limit reach */
154	u_int32_t	ast_tx_data_underrun;
155	u_int32_t	ast_tx_delim_underrun;
156	u_int32_t	ast_tx_aggr_failall;	/* aggregate TX failed in its entirety */
157	u_int32_t	ast_tx_getnobuf;
158	u_int32_t	ast_tx_getbusybuf;
159	u_int32_t	ast_tx_intr;
160	u_int32_t	ast_rx_intr;
161	u_int32_t	ast_tx_aggr_ok;		/* aggregate TX ok */
162	u_int32_t	ast_tx_aggr_fail;	/* aggregate TX failed */
163	u_int32_t	ast_tx_mcastq_overflow;	/* multicast queue overflow */
164	u_int32_t	ast_rx_keymiss;
165
166	u_int32_t	ast_pad[16];
167};
168
169#define	SIOCGATHSTATS	_IOWR('i', 137, struct ifreq)
170#define	SIOCZATHSTATS	_IOWR('i', 139, struct ifreq)
171#define	SIOCGATHAGSTATS	_IOWR('i', 141, struct ifreq)
172
173struct ath_diag {
174	char	ad_name[IFNAMSIZ];	/* if name, e.g. "ath0" */
175	u_int16_t ad_id;
176#define	ATH_DIAG_DYN	0x8000		/* allocate buffer in caller */
177#define	ATH_DIAG_IN	0x4000		/* copy in parameters */
178#define	ATH_DIAG_OUT	0x0000		/* copy out results (always) */
179#define	ATH_DIAG_ID	0x0fff
180	u_int16_t ad_in_size;		/* pack to fit, yech */
181	caddr_t	ad_in_data;
182	caddr_t	ad_out_data;
183	u_int	ad_out_size;
184
185};
186#define	SIOCGATHDIAG	_IOWR('i', 138, struct ath_diag)
187#define	SIOCGATHPHYERR	_IOWR('i', 140, struct ath_diag)
188
189
190/*
191 * The rate control ioctl has to support multiple potential rate
192 * control classes.  For now, instead of trying to support an
193 * abstraction for this in the API, let's just use a TLV
194 * representation for the payload and let userspace sort it out.
195 */
196struct ath_rateioctl_tlv {
197	uint16_t	tlv_id;
198	uint16_t	tlv_len;	/* length excluding TLV header */
199};
200
201/*
202 * This is purely the six byte MAC address.
203 */
204#define	ATH_RATE_TLV_MACADDR		0xaab0
205
206/*
207 * The rate control modules may decide to push a mapping table
208 * of rix -> net80211 ratecode as part of the update.
209 */
210#define	ATH_RATE_TLV_RATETABLE_NENTRIES	64
211struct ath_rateioctl_rt {
212	uint16_t	nentries;
213	uint16_t	pad[1];
214	uint8_t		ratecode[ATH_RATE_TLV_RATETABLE_NENTRIES];
215};
216#define	ATH_RATE_TLV_RATETABLE		0xaab1
217
218/*
219 * This is the sample node statistics structure.
220 * More in ath_rate/sample/sample.h.
221 */
222#define	ATH_RATE_TLV_SAMPLENODE		0xaab2
223
224struct ath_rateioctl {
225	char	if_name[IFNAMSIZ];	/* if name */
226	union {
227		uint8_t		macaddr[IEEE80211_ADDR_LEN];
228		uint64_t	pad;
229	} is_u;
230	uint32_t		len;
231	caddr_t			buf;
232};
233#define	SIOCGATHNODERATESTATS	_IOWR('i', 149, struct ath_rateioctl)
234#define	SIOCGATHRATESTATS	_IOWR('i', 150, struct ath_rateioctl)
235
236/*
237 * Radio capture format.
238 */
239#define ATH_RX_RADIOTAP_PRESENT_BASE (		\
240	(1 << IEEE80211_RADIOTAP_TSFT)		| \
241	(1 << IEEE80211_RADIOTAP_FLAGS)		| \
242	(1 << IEEE80211_RADIOTAP_RATE)		| \
243	(1 << IEEE80211_RADIOTAP_ANTENNA)	| \
244	(1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL)	| \
245	(1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)	| \
246	(1 << IEEE80211_RADIOTAP_XCHANNEL)	| \
247	0)
248
249#ifdef	ATH_ENABLE_RADIOTAP_VENDOR_EXT
250#define	ATH_RX_RADIOTAP_PRESENT \
251	(ATH_RX_RADIOTAP_PRESENT_BASE		| \
252	(1 << IEEE80211_RADIOTAP_VENDOREXT)	| \
253	(1 << IEEE80211_RADIOTAP_EXT)		| \
254	0)
255#else
256#define	ATH_RX_RADIOTAP_PRESENT	ATH_RX_RADIOTAP_PRESENT_BASE
257#endif	/* ATH_ENABLE_RADIOTAP_PRESENT */
258
259#ifdef	ATH_ENABLE_RADIOTAP_VENDOR_EXT
260/*
261 * This is higher than the vendor bitmap used inside
262 * the Atheros reference codebase.
263 */
264
265/* Bit 8 */
266#define	ATH_RADIOTAP_VENDOR_HEADER	8
267
268/*
269 * Using four chains makes all the fields in the
270 * per-chain info header be 4-byte aligned.
271 */
272#define	ATH_RADIOTAP_MAX_CHAINS		4
273
274/*
275 * The vendor radiotap header data needs to be:
276 *
277 * + Aligned to a 4 byte address
278 * + .. so all internal fields are 4 bytes aligned;
279 * + .. and no 64 bit fields are allowed.
280 *
281 * So padding is required to ensure this is the case.
282 *
283 * Note that because of the lack of alignment with the
284 * vendor header (6 bytes), the first field must be
285 * two bytes so it can be accessed by alignment-strict
286 * platform (eg MIPS.)
287 */
288struct ath_radiotap_vendor_hdr {		/* 30 bytes */
289	uint8_t		vh_version;		/* 1 */
290	uint8_t		vh_rx_chainmask;	/* 1 */
291
292	/* At this point it should be 4 byte aligned */
293	uint32_t	evm[ATH_RADIOTAP_MAX_CHAINS];	/* 4 * 4 = 16 */
294
295	uint8_t		rssi_ctl[ATH_RADIOTAP_MAX_CHAINS];	/* 4 */
296	uint8_t		rssi_ext[ATH_RADIOTAP_MAX_CHAINS];	/* 4 */
297
298	uint8_t		vh_phyerr_code;	/* Phy error code, or 0xff */
299	uint8_t		vh_rs_status;	/* RX status */
300	uint8_t		vh_rssi;	/* Raw RSSI */
301	uint8_t		vh_pad1[1];	/* Pad to 4 byte boundary */
302} __packed;
303#endif	/* ATH_ENABLE_RADIOTAP_VENDOR_EXT */
304
305struct ath_rx_radiotap_header {
306	struct ieee80211_radiotap_header wr_ihdr;
307
308#ifdef	ATH_ENABLE_RADIOTAP_VENDOR_EXT
309	/* Vendor extension header bitmap */
310	uint32_t	wr_ext_bitmap;          /* 4 */
311
312	/*
313	 * This padding is needed because:
314	 * + the radiotap header is 8 bytes;
315	 * + the extension bitmap is 4 bytes;
316	 * + the tsf is 8 bytes, so it must start on an 8 byte
317	 *   boundary.
318	 */
319	uint32_t	wr_pad1;
320#endif	/* ATH_ENABLE_RADIOTAP_VENDOR_EXT */
321
322	/* Normal radiotap fields */
323	u_int64_t	wr_tsf;
324	u_int8_t	wr_flags;
325	u_int8_t	wr_rate;
326	int8_t		wr_antsignal;
327	int8_t		wr_antnoise;
328	u_int8_t	wr_antenna;
329	u_int8_t	wr_pad[3];
330	u_int32_t	wr_chan_flags;
331	u_int16_t	wr_chan_freq;
332	u_int8_t	wr_chan_ieee;
333	int8_t		wr_chan_maxpow;
334
335#ifdef	ATH_ENABLE_RADIOTAP_VENDOR_EXT
336	/*
337	 * Vendor header section, as required by the
338	 * presence of the vendor extension bit and bitmap
339	 * entry.
340	 *
341	 * XXX This must be aligned to a 4 byte address?
342	 * XXX or 8 byte address?
343	 */
344	struct ieee80211_radiotap_vendor_header wr_vh;  /* 6 bytes */
345
346	/*
347	 * Because of the lack of alignment enforced by the above
348	 * header, this vendor section won't be aligned in any
349	 * useful way.  So, this will include a two-byte version
350	 * value which will force the structure to be 4-byte aligned.
351	 */
352	struct ath_radiotap_vendor_hdr wr_v;
353#endif	/* ATH_ENABLE_RADIOTAP_VENDOR_EXT */
354} __packed;
355
356#define ATH_TX_RADIOTAP_PRESENT (		\
357	(1 << IEEE80211_RADIOTAP_TSFT)		| \
358	(1 << IEEE80211_RADIOTAP_FLAGS)		| \
359	(1 << IEEE80211_RADIOTAP_RATE)		| \
360	(1 << IEEE80211_RADIOTAP_DBM_TX_POWER)	| \
361	(1 << IEEE80211_RADIOTAP_ANTENNA)	| \
362	(1 << IEEE80211_RADIOTAP_XCHANNEL)	| \
363	0)
364
365struct ath_tx_radiotap_header {
366	struct ieee80211_radiotap_header wt_ihdr;
367	u_int64_t	wt_tsf;
368	u_int8_t	wt_flags;
369	u_int8_t	wt_rate;
370	u_int8_t	wt_txpower;
371	u_int8_t	wt_antenna;
372	u_int32_t	wt_chan_flags;
373	u_int16_t	wt_chan_freq;
374	u_int8_t	wt_chan_ieee;
375	int8_t		wt_chan_maxpow;
376} __packed;
377
378/*
379 * DFS ioctl commands
380 */
381
382#define	DFS_SET_THRESH		2
383#define	DFS_GET_THRESH		3
384#define	DFS_RADARDETECTS	6
385
386/*
387 * DFS ioctl parameter types
388 */
389#define DFS_PARAM_FIRPWR	1
390#define DFS_PARAM_RRSSI		2
391#define DFS_PARAM_HEIGHT	3
392#define DFS_PARAM_PRSSI		4
393#define DFS_PARAM_INBAND	5
394#define DFS_PARAM_NOL		6	/* XXX not used in FreeBSD */
395#define DFS_PARAM_RELSTEP_EN	7
396#define DFS_PARAM_RELSTEP	8
397#define DFS_PARAM_RELPWR_EN	9
398#define DFS_PARAM_RELPWR	10
399#define DFS_PARAM_MAXLEN	11
400#define DFS_PARAM_USEFIR128	12
401#define DFS_PARAM_BLOCKRADAR	13
402#define DFS_PARAM_MAXRSSI_EN	14
403
404/* FreeBSD-specific start at 32 */
405#define	DFS_PARAM_ENABLE	32
406#define	DFS_PARAM_EN_EXTCH	33
407
408#endif /* _DEV_ATH_ATHIOCTL_H */
409