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  1/*
  2 * Copyright (c) 2008-2011 Atheros Communications Inc.
  3 *
  4 * Permission to use, copy, modify, and/or distribute this software for any
  5 * purpose with or without fee is hereby granted, provided that the above
  6 * copyright notice and this permission notice appear in all copies.
  7 *
  8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 */
 16
 17#ifndef DEBUG_H
 18#define DEBUG_H
 19
 20#include "hw.h"
 21#include "dfs_debug.h"
 22
 23struct ath_txq;
 24struct ath_buf;
 25struct fft_sample_tlv;
 26
 27#ifdef CONFIG_ATH9K_DEBUGFS
 28#define TX_STAT_INC(sc, q, c)	 do { (sc)->debug.stats.txstats[q].c++; } while (0)
 29#define RX_STAT_INC(sc, c)	 do { (sc)->debug.stats.rxstats.c++; } while (0)
 30#define RESET_STAT_INC(sc, type) do { (sc)->debug.stats.reset[type]++; } while (0)
 31#define ANT_STAT_INC(sc, i, c)	 do { (sc)->debug.stats.ant_stats[i].c++; } while (0)
 32#define ANT_LNA_INC(sc, i, c)	 do { (sc)->debug.stats.ant_stats[i].lna_recv_cnt[c]++; } while (0)
 33#else
 34#define TX_STAT_INC(sc, q, c)	 do { (void)(sc); } while (0)
 35#define RX_STAT_INC(sc, c)	 do { (void)(sc); } while (0)
 36#define RESET_STAT_INC(sc, type) do { (void)(sc); } while (0)
 37#define ANT_STAT_INC(sc, i, c)	 do { (void)(sc); } while (0)
 38#define ANT_LNA_INC(sc, i, c)	 do { (void)(sc); } while (0)
 39#endif
 40
 41enum ath_reset_type {
 42	RESET_TYPE_USER,
 43	RESET_TYPE_BB_HANG,
 44	RESET_TYPE_BB_WATCHDOG,
 45	RESET_TYPE_FATAL_INT,
 46	RESET_TYPE_TX_ERROR,
 47	RESET_TYPE_TX_GTT,
 48	RESET_TYPE_TX_HANG,
 49	RESET_TYPE_PLL_HANG,
 50	RESET_TYPE_MAC_HANG,
 51	RESET_TYPE_BEACON_STUCK,
 52	RESET_TYPE_MCI,
 53	RESET_TYPE_CALIBRATION,
 54	RESET_TX_DMA_ERROR,
 55	RESET_RX_DMA_ERROR,
 56	__RESET_TYPE_MAX
 57};
 58
 59#ifdef CONFIG_ATH9K_DEBUGFS
 60
 61/**
 62 * struct ath_interrupt_stats - Contains statistics about interrupts
 63 * @total: Total no. of interrupts generated so far
 64 * @rxok: RX with no errors
 65 * @rxlp: RX with low priority RX
 66 * @rxhp: RX with high priority, uapsd only
 67 * @rxeol: RX with no more RXDESC available
 68 * @rxorn: RX FIFO overrun
 69 * @txok: TX completed at the requested rate
 70 * @txurn: TX FIFO underrun
 71 * @mib: MIB regs reaching its threshold
 72 * @rxphyerr: RX with phy errors
 73 * @rx_keycache_miss: RX with key cache misses
 74 * @swba: Software Beacon Alert
 75 * @bmiss: Beacon Miss
 76 * @bnr: Beacon Not Ready
 77 * @cst: Carrier Sense TImeout
 78 * @gtt: Global TX Timeout
 79 * @tim: RX beacon TIM occurrence
 80 * @cabend: RX End of CAB traffic
 81 * @dtimsync: DTIM sync lossage
 82 * @dtim: RX Beacon with DTIM
 83 * @bb_watchdog: Baseband watchdog
 84 * @tsfoor: TSF out of range, indicates that the corrected TSF received
 85 * from a beacon differs from the PCU's internal TSF by more than a
 86 * (programmable) threshold
 87 * @local_timeout: Internal bus timeout.
 88 * @mci: MCI interrupt, specific to MCI based BTCOEX chipsets
 89 * @gen_timer: Generic hardware timer interrupt
 90 */
 91struct ath_interrupt_stats {
 92	u32 total;
 93	u32 rxok;
 94	u32 rxlp;
 95	u32 rxhp;
 96	u32 rxeol;
 97	u32 rxorn;
 98	u32 txok;
 99	u32 txeol;
100	u32 txurn;
101	u32 mib;
102	u32 rxphyerr;
103	u32 rx_keycache_miss;
104	u32 swba;
105	u32 bmiss;
106	u32 bnr;
107	u32 cst;
108	u32 gtt;
109	u32 tim;
110	u32 cabend;
111	u32 dtimsync;
112	u32 dtim;
113	u32 bb_watchdog;
114	u32 tsfoor;
115	u32 mci;
116	u32 gen_timer;
117
118	/* Sync-cause stats */
119	u32 sync_cause_all;
120	u32 sync_rtc_irq;
121	u32 sync_mac_irq;
122	u32 eeprom_illegal_access;
123	u32 apb_timeout;
124	u32 pci_mode_conflict;
125	u32 host1_fatal;
126	u32 host1_perr;
127	u32 trcv_fifo_perr;
128	u32 radm_cpl_ep;
129	u32 radm_cpl_dllp_abort;
130	u32 radm_cpl_tlp_abort;
131	u32 radm_cpl_ecrc_err;
132	u32 radm_cpl_timeout;
133	u32 local_timeout;
134	u32 pm_access;
135	u32 mac_awake;
136	u32 mac_asleep;
137	u32 mac_sleep_access;
138};
139
140
141/**
142 * struct ath_tx_stats - Statistics about TX
143 * @tx_pkts_all:  No. of total frames transmitted, including ones that
144	may have had errors.
145 * @tx_bytes_all:  No. of total bytes transmitted, including ones that
146	may have had errors.
147 * @queued: Total MPDUs (non-aggr) queued
148 * @completed: Total MPDUs (non-aggr) completed
149 * @a_aggr: Total no. of aggregates queued
150 * @a_queued_hw: Total AMPDUs queued to hardware
 
151 * @a_completed: Total AMPDUs completed
152 * @a_retries: No. of AMPDUs retried (SW)
153 * @a_xretries: No. of AMPDUs dropped due to xretries
154 * @txerr_filtered: No. of frames with TXERR_FILT flag set.
155 * @fifo_underrun: FIFO underrun occurrences
156	Valid only for:
157		- non-aggregate condition.
158		- first packet of aggregate.
159 * @xtxop: No. of frames filtered because of TXOP limit
160 * @timer_exp: Transmit timer expiry
161 * @desc_cfg_err: Descriptor configuration errors
162 * @data_urn: TX data underrun errors
163 * @delim_urn: TX delimiter underrun errors
164 * @puttxbuf: Number of times hardware was given txbuf to write.
165 * @txstart:  Number of times hardware was told to start tx.
166 * @txprocdesc:  Number of times tx descriptor was processed
167 * @txfailed:  Out-of-memory or other errors in xmit path.
168 */
169struct ath_tx_stats {
170	u32 tx_pkts_all;
171	u32 tx_bytes_all;
172	u32 queued;
173	u32 completed;
174	u32 xretries;
175	u32 a_aggr;
176	u32 a_queued_hw;
 
177	u32 a_completed;
178	u32 a_retries;
179	u32 a_xretries;
180	u32 txerr_filtered;
181	u32 fifo_underrun;
182	u32 xtxop;
183	u32 timer_exp;
184	u32 desc_cfg_err;
185	u32 data_underrun;
186	u32 delim_underrun;
187	u32 puttxbuf;
188	u32 txstart;
189	u32 txprocdesc;
190	u32 txfailed;
191};
192
193/*
194 * Various utility macros to print TX/Queue counters.
195 */
196#define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
197#define TXSTATS sc->debug.stats.txstats
198#define PR(str, elem)							\
199	do {								\
200		seq_printf(file, "%s%13u%11u%10u%10u\n", str,		\
201			   TXSTATS[PR_QNUM(IEEE80211_AC_BE)].elem,\
202			   TXSTATS[PR_QNUM(IEEE80211_AC_BK)].elem,\
203			   TXSTATS[PR_QNUM(IEEE80211_AC_VI)].elem,\
204			   TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \
205	} while(0)
206
207struct ath_rx_rate_stats {
208	struct {
209		u32 ht20_cnt;
210		u32 ht40_cnt;
211		u32 sgi_cnt;
212		u32 lgi_cnt;
213	} ht_stats[24];
214
215	struct {
216		u32 ofdm_cnt;
217	} ofdm_stats[8];
218
219	struct {
220		u32 cck_lp_cnt;
221		u32 cck_sp_cnt;
222	} cck_stats[4];
223};
224
225struct ath_airtime_stats {
226	u32 rx_airtime;
227	u32 tx_airtime;
228};
229
230#define ANT_MAIN 0
231#define ANT_ALT  1
232
233struct ath_antenna_stats {
234	u32 recv_cnt;
235	u32 rssi_avg;
236	u32 lna_recv_cnt[4];
237	u32 lna_attempt_cnt[4];
238};
239
240struct ath_stats {
241	struct ath_interrupt_stats istats;
242	struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES];
243	struct ath_rx_stats rxstats;
244	struct ath_dfs_stats dfs_stats;
245	struct ath_antenna_stats ant_stats[2];
246	u32 reset[__RESET_TYPE_MAX];
247};
248
249struct ath9k_debug {
250	struct dentry *debugfs_phy;
251	u32 regidx;
252	struct ath_stats stats;
253};
254
255int ath9k_init_debug(struct ath_hw *ah);
256void ath9k_deinit_debug(struct ath_softc *sc);
257
258void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
259void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
260		       struct ath_tx_status *ts, struct ath_txq *txq,
261		       unsigned int flags);
262void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs);
263int ath9k_get_et_sset_count(struct ieee80211_hw *hw,
264			    struct ieee80211_vif *vif, int sset);
265void ath9k_get_et_stats(struct ieee80211_hw *hw,
266			struct ieee80211_vif *vif,
267			struct ethtool_stats *stats, u64 *data);
268void ath9k_get_et_strings(struct ieee80211_hw *hw,
269			  struct ieee80211_vif *vif,
270			  u32 sset, u8 *data);
271void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
272			   struct ieee80211_vif *vif,
273			   struct ieee80211_sta *sta,
274			   struct dentry *dir);
275void ath9k_debug_stat_ant(struct ath_softc *sc,
276			  struct ath_hw_antcomb_conf *div_ant_conf,
277			  int main_rssi_avg, int alt_rssi_avg);
278void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause);
279
280#else
281
282static inline int ath9k_init_debug(struct ath_hw *ah)
283{
284	return 0;
285}
286
287static inline void ath9k_deinit_debug(struct ath_softc *sc)
288{
289}
290static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
291					    enum ath9k_int status)
292{
293}
294static inline void ath_debug_stat_tx(struct ath_softc *sc,
295				     struct ath_buf *bf,
296				     struct ath_tx_status *ts,
297				     struct ath_txq *txq,
298				     unsigned int flags)
299{
300}
301static inline void ath_debug_stat_rx(struct ath_softc *sc,
302				     struct ath_rx_status *rs)
303{
304}
305static inline void ath9k_debug_stat_ant(struct ath_softc *sc,
306					struct ath_hw_antcomb_conf *div_ant_conf,
307					int main_rssi_avg, int alt_rssi_avg)
308{
309
310}
311
312static inline void
313ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause)
314{
315}
316
317#endif /* CONFIG_ATH9K_DEBUGFS */
318
319#ifdef CONFIG_ATH9K_STATION_STATISTICS
320void ath_debug_rate_stats(struct ath_softc *sc,
321			  struct ath_rx_status *rs,
322			  struct sk_buff *skb);
323#else
324static inline void ath_debug_rate_stats(struct ath_softc *sc,
325					struct ath_rx_status *rs,
326					struct sk_buff *skb)
327{
328}
329#endif /* CONFIG_ATH9K_STATION_STATISTICS */
330
331#endif /* DEBUG_H */
  1/*
  2 * Copyright (c) 2008-2011 Atheros Communications Inc.
  3 *
  4 * Permission to use, copy, modify, and/or distribute this software for any
  5 * purpose with or without fee is hereby granted, provided that the above
  6 * copyright notice and this permission notice appear in all copies.
  7 *
  8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 */
 16
 17#ifndef DEBUG_H
 18#define DEBUG_H
 19
 20#include "hw.h"
 21#include "dfs_debug.h"
 22
 23struct ath_txq;
 24struct ath_buf;
 25struct fft_sample_tlv;
 26
 27#ifdef CONFIG_ATH9K_DEBUGFS
 28#define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++
 29#define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++)
 30#define RESET_STAT_INC(sc, type) sc->debug.stats.reset[type]++
 31#define ANT_STAT_INC(i, c) sc->debug.stats.ant_stats[i].c++
 32#define ANT_LNA_INC(i, c) sc->debug.stats.ant_stats[i].lna_recv_cnt[c]++;
 33#else
 34#define TX_STAT_INC(q, c) do { } while (0)
 35#define RX_STAT_INC(c)
 36#define RESET_STAT_INC(sc, type) do { } while (0)
 37#define ANT_STAT_INC(i, c) do { } while (0)
 38#define ANT_LNA_INC(i, c) do { } while (0)
 39#endif
 40
 41enum ath_reset_type {
 
 42	RESET_TYPE_BB_HANG,
 43	RESET_TYPE_BB_WATCHDOG,
 44	RESET_TYPE_FATAL_INT,
 45	RESET_TYPE_TX_ERROR,
 46	RESET_TYPE_TX_GTT,
 47	RESET_TYPE_TX_HANG,
 48	RESET_TYPE_PLL_HANG,
 49	RESET_TYPE_MAC_HANG,
 50	RESET_TYPE_BEACON_STUCK,
 51	RESET_TYPE_MCI,
 52	RESET_TYPE_CALIBRATION,
 53	RESET_TX_DMA_ERROR,
 54	RESET_RX_DMA_ERROR,
 55	__RESET_TYPE_MAX
 56};
 57
 58#ifdef CONFIG_ATH9K_DEBUGFS
 59
 60/**
 61 * struct ath_interrupt_stats - Contains statistics about interrupts
 62 * @total: Total no. of interrupts generated so far
 63 * @rxok: RX with no errors
 64 * @rxlp: RX with low priority RX
 65 * @rxhp: RX with high priority, uapsd only
 66 * @rxeol: RX with no more RXDESC available
 67 * @rxorn: RX FIFO overrun
 68 * @txok: TX completed at the requested rate
 69 * @txurn: TX FIFO underrun
 70 * @mib: MIB regs reaching its threshold
 71 * @rxphyerr: RX with phy errors
 72 * @rx_keycache_miss: RX with key cache misses
 73 * @swba: Software Beacon Alert
 74 * @bmiss: Beacon Miss
 75 * @bnr: Beacon Not Ready
 76 * @cst: Carrier Sense TImeout
 77 * @gtt: Global TX Timeout
 78 * @tim: RX beacon TIM occurrence
 79 * @cabend: RX End of CAB traffic
 80 * @dtimsync: DTIM sync lossage
 81 * @dtim: RX Beacon with DTIM
 82 * @bb_watchdog: Baseband watchdog
 83 * @tsfoor: TSF out of range, indicates that the corrected TSF received
 84 * from a beacon differs from the PCU's internal TSF by more than a
 85 * (programmable) threshold
 86 * @local_timeout: Internal bus timeout.
 87 * @mci: MCI interrupt, specific to MCI based BTCOEX chipsets
 88 * @gen_timer: Generic hardware timer interrupt
 89 */
 90struct ath_interrupt_stats {
 91	u32 total;
 92	u32 rxok;
 93	u32 rxlp;
 94	u32 rxhp;
 95	u32 rxeol;
 96	u32 rxorn;
 97	u32 txok;
 98	u32 txeol;
 99	u32 txurn;
100	u32 mib;
101	u32 rxphyerr;
102	u32 rx_keycache_miss;
103	u32 swba;
104	u32 bmiss;
105	u32 bnr;
106	u32 cst;
107	u32 gtt;
108	u32 tim;
109	u32 cabend;
110	u32 dtimsync;
111	u32 dtim;
112	u32 bb_watchdog;
113	u32 tsfoor;
114	u32 mci;
115	u32 gen_timer;
116
117	/* Sync-cause stats */
118	u32 sync_cause_all;
119	u32 sync_rtc_irq;
120	u32 sync_mac_irq;
121	u32 eeprom_illegal_access;
122	u32 apb_timeout;
123	u32 pci_mode_conflict;
124	u32 host1_fatal;
125	u32 host1_perr;
126	u32 trcv_fifo_perr;
127	u32 radm_cpl_ep;
128	u32 radm_cpl_dllp_abort;
129	u32 radm_cpl_tlp_abort;
130	u32 radm_cpl_ecrc_err;
131	u32 radm_cpl_timeout;
132	u32 local_timeout;
133	u32 pm_access;
134	u32 mac_awake;
135	u32 mac_asleep;
136	u32 mac_sleep_access;
137};
138
139
140/**
141 * struct ath_tx_stats - Statistics about TX
142 * @tx_pkts_all:  No. of total frames transmitted, including ones that
143	may have had errors.
144 * @tx_bytes_all:  No. of total bytes transmitted, including ones that
145	may have had errors.
146 * @queued: Total MPDUs (non-aggr) queued
147 * @completed: Total MPDUs (non-aggr) completed
148 * @a_aggr: Total no. of aggregates queued
149 * @a_queued_hw: Total AMPDUs queued to hardware
150 * @a_queued_sw: Total AMPDUs queued to software queues
151 * @a_completed: Total AMPDUs completed
152 * @a_retries: No. of AMPDUs retried (SW)
153 * @a_xretries: No. of AMPDUs dropped due to xretries
154 * @txerr_filtered: No. of frames with TXERR_FILT flag set.
155 * @fifo_underrun: FIFO underrun occurrences
156	Valid only for:
157		- non-aggregate condition.
158		- first packet of aggregate.
159 * @xtxop: No. of frames filtered because of TXOP limit
160 * @timer_exp: Transmit timer expiry
161 * @desc_cfg_err: Descriptor configuration errors
162 * @data_urn: TX data underrun errors
163 * @delim_urn: TX delimiter underrun errors
164 * @puttxbuf: Number of times hardware was given txbuf to write.
165 * @txstart:  Number of times hardware was told to start tx.
166 * @txprocdesc:  Number of times tx descriptor was processed
167 * @txfailed:  Out-of-memory or other errors in xmit path.
168 */
169struct ath_tx_stats {
170	u32 tx_pkts_all;
171	u32 tx_bytes_all;
172	u32 queued;
173	u32 completed;
174	u32 xretries;
175	u32 a_aggr;
176	u32 a_queued_hw;
177	u32 a_queued_sw;
178	u32 a_completed;
179	u32 a_retries;
180	u32 a_xretries;
181	u32 txerr_filtered;
182	u32 fifo_underrun;
183	u32 xtxop;
184	u32 timer_exp;
185	u32 desc_cfg_err;
186	u32 data_underrun;
187	u32 delim_underrun;
188	u32 puttxbuf;
189	u32 txstart;
190	u32 txprocdesc;
191	u32 txfailed;
192};
193
194/*
195 * Various utility macros to print TX/Queue counters.
196 */
197#define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
198#define TXSTATS sc->debug.stats.txstats
199#define PR(str, elem)							\
200	do {								\
201		seq_printf(file, "%s%13u%11u%10u%10u\n", str,		\
202			   TXSTATS[PR_QNUM(IEEE80211_AC_BE)].elem,\
203			   TXSTATS[PR_QNUM(IEEE80211_AC_BK)].elem,\
204			   TXSTATS[PR_QNUM(IEEE80211_AC_VI)].elem,\
205			   TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \
206	} while(0)
207
208struct ath_rx_rate_stats {
209	struct {
210		u32 ht20_cnt;
211		u32 ht40_cnt;
212		u32 sgi_cnt;
213		u32 lgi_cnt;
214	} ht_stats[24];
215
216	struct {
217		u32 ofdm_cnt;
218	} ofdm_stats[8];
219
220	struct {
221		u32 cck_lp_cnt;
222		u32 cck_sp_cnt;
223	} cck_stats[4];
 
 
 
 
 
224};
225
226#define ANT_MAIN 0
227#define ANT_ALT  1
228
229struct ath_antenna_stats {
230	u32 recv_cnt;
231	u32 rssi_avg;
232	u32 lna_recv_cnt[4];
233	u32 lna_attempt_cnt[4];
234};
235
236struct ath_stats {
237	struct ath_interrupt_stats istats;
238	struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES];
239	struct ath_rx_stats rxstats;
240	struct ath_dfs_stats dfs_stats;
241	struct ath_antenna_stats ant_stats[2];
242	u32 reset[__RESET_TYPE_MAX];
243};
244
245struct ath9k_debug {
246	struct dentry *debugfs_phy;
247	u32 regidx;
248	struct ath_stats stats;
249};
250
251int ath9k_init_debug(struct ath_hw *ah);
252void ath9k_deinit_debug(struct ath_softc *sc);
253
254void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
255void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf,
256		       struct ath_tx_status *ts, struct ath_txq *txq,
257		       unsigned int flags);
258void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs);
259int ath9k_get_et_sset_count(struct ieee80211_hw *hw,
260			    struct ieee80211_vif *vif, int sset);
261void ath9k_get_et_stats(struct ieee80211_hw *hw,
262			struct ieee80211_vif *vif,
263			struct ethtool_stats *stats, u64 *data);
264void ath9k_get_et_strings(struct ieee80211_hw *hw,
265			  struct ieee80211_vif *vif,
266			  u32 sset, u8 *data);
267void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
268			   struct ieee80211_vif *vif,
269			   struct ieee80211_sta *sta,
270			   struct dentry *dir);
271void ath9k_debug_stat_ant(struct ath_softc *sc,
272			  struct ath_hw_antcomb_conf *div_ant_conf,
273			  int main_rssi_avg, int alt_rssi_avg);
274void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause);
275
276#else
277
278static inline int ath9k_init_debug(struct ath_hw *ah)
279{
280	return 0;
281}
282
283static inline void ath9k_deinit_debug(struct ath_softc *sc)
284{
285}
286static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
287					    enum ath9k_int status)
288{
289}
290static inline void ath_debug_stat_tx(struct ath_softc *sc,
291				     struct ath_buf *bf,
292				     struct ath_tx_status *ts,
293				     struct ath_txq *txq,
294				     unsigned int flags)
295{
296}
297static inline void ath_debug_stat_rx(struct ath_softc *sc,
298				     struct ath_rx_status *rs)
299{
300}
301static inline void ath9k_debug_stat_ant(struct ath_softc *sc,
302					struct ath_hw_antcomb_conf *div_ant_conf,
303					int main_rssi_avg, int alt_rssi_avg)
304{
305
306}
307
308static inline void
309ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause)
310{
311}
312
313#endif /* CONFIG_ATH9K_DEBUGFS */
314
315#ifdef CONFIG_ATH9K_STATION_STATISTICS
316void ath_debug_rate_stats(struct ath_softc *sc,
317			  struct ath_rx_status *rs,
318			  struct sk_buff *skb);
319#else
320static inline void ath_debug_rate_stats(struct ath_softc *sc,
321					struct ath_rx_status *rs,
322					struct sk_buff *skb)
323{
324}
325#endif /* CONFIG_ATH9K_STATION_STATISTICS */
326
327#endif /* DEBUG_H */