Commit | Line | Data |
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394cf0a1 | 1 | /* |
5b68138e | 2 | * Copyright (c) 2008-2011 Atheros Communications Inc. |
394cf0a1 S |
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 | ||
4d6b228d | 20 | #include "hw.h" |
545750d3 | 21 | #include "rc.h" |
29942bc1 | 22 | #include "dfs_debug.h" |
4d6b228d | 23 | |
fec247c0 S |
24 | struct ath_txq; |
25 | struct ath_buf; | |
26 | ||
a830df07 | 27 | #ifdef CONFIG_ATH9K_DEBUGFS |
fec247c0 | 28 | #define TX_STAT_INC(q, c) sc->debug.stats.txstats[q].c++ |
030d6294 | 29 | #define RESET_STAT_INC(sc, type) sc->debug.stats.reset[type]++ |
fec247c0 S |
30 | #else |
31 | #define TX_STAT_INC(q, c) do { } while (0) | |
030d6294 | 32 | #define RESET_STAT_INC(sc, type) do { } while (0) |
fec247c0 S |
33 | #endif |
34 | ||
124b979b RM |
35 | enum ath_reset_type { |
36 | RESET_TYPE_BB_HANG, | |
37 | RESET_TYPE_BB_WATCHDOG, | |
38 | RESET_TYPE_FATAL_INT, | |
39 | RESET_TYPE_TX_ERROR, | |
40 | RESET_TYPE_TX_HANG, | |
41 | RESET_TYPE_PLL_HANG, | |
42 | RESET_TYPE_MAC_HANG, | |
43 | RESET_TYPE_BEACON_STUCK, | |
b88083bf | 44 | RESET_TYPE_MCI, |
124b979b RM |
45 | __RESET_TYPE_MAX |
46 | }; | |
47 | ||
a830df07 | 48 | #ifdef CONFIG_ATH9K_DEBUGFS |
394cf0a1 S |
49 | |
50 | /** | |
51 | * struct ath_interrupt_stats - Contains statistics about interrupts | |
52 | * @total: Total no. of interrupts generated so far | |
53 | * @rxok: RX with no errors | |
a9616f41 LR |
54 | * @rxlp: RX with low priority RX |
55 | * @rxhp: RX with high priority, uapsd only | |
394cf0a1 S |
56 | * @rxeol: RX with no more RXDESC available |
57 | * @rxorn: RX FIFO overrun | |
58 | * @txok: TX completed at the requested rate | |
59 | * @txurn: TX FIFO underrun | |
60 | * @mib: MIB regs reaching its threshold | |
61 | * @rxphyerr: RX with phy errors | |
62 | * @rx_keycache_miss: RX with key cache misses | |
63 | * @swba: Software Beacon Alert | |
64 | * @bmiss: Beacon Miss | |
65 | * @bnr: Beacon Not Ready | |
66 | * @cst: Carrier Sense TImeout | |
67 | * @gtt: Global TX Timeout | |
68 | * @tim: RX beacon TIM occurrence | |
69 | * @cabend: RX End of CAB traffic | |
70 | * @dtimsync: DTIM sync lossage | |
71 | * @dtim: RX Beacon with DTIM | |
08578b8f | 72 | * @bb_watchdog: Baseband watchdog |
6dde1aab MSS |
73 | * @tsfoor: TSF out of range, indicates that the corrected TSF received |
74 | * from a beacon differs from the PCU's internal TSF by more than a | |
75 | * (programmable) threshold | |
462e58f2 | 76 | * @local_timeout: Internal bus timeout. |
c9e6e980 MSS |
77 | * @mci: MCI interrupt, specific to MCI based BTCOEX chipsets |
78 | * @gen_timer: Generic hardware timer interrupt | |
394cf0a1 S |
79 | */ |
80 | struct ath_interrupt_stats { | |
81 | u32 total; | |
82 | u32 rxok; | |
a9616f41 LR |
83 | u32 rxlp; |
84 | u32 rxhp; | |
394cf0a1 S |
85 | u32 rxeol; |
86 | u32 rxorn; | |
87 | u32 txok; | |
88 | u32 txeol; | |
89 | u32 txurn; | |
90 | u32 mib; | |
91 | u32 rxphyerr; | |
92 | u32 rx_keycache_miss; | |
93 | u32 swba; | |
94 | u32 bmiss; | |
95 | u32 bnr; | |
96 | u32 cst; | |
97 | u32 gtt; | |
98 | u32 tim; | |
99 | u32 cabend; | |
100 | u32 dtimsync; | |
101 | u32 dtim; | |
08578b8f | 102 | u32 bb_watchdog; |
6dde1aab | 103 | u32 tsfoor; |
97ba515a | 104 | u32 mci; |
c9e6e980 | 105 | u32 gen_timer; |
462e58f2 BG |
106 | |
107 | /* Sync-cause stats */ | |
108 | u32 sync_cause_all; | |
109 | u32 sync_rtc_irq; | |
110 | u32 sync_mac_irq; | |
111 | u32 eeprom_illegal_access; | |
112 | u32 apb_timeout; | |
113 | u32 pci_mode_conflict; | |
114 | u32 host1_fatal; | |
115 | u32 host1_perr; | |
116 | u32 trcv_fifo_perr; | |
117 | u32 radm_cpl_ep; | |
118 | u32 radm_cpl_dllp_abort; | |
119 | u32 radm_cpl_tlp_abort; | |
120 | u32 radm_cpl_ecrc_err; | |
121 | u32 radm_cpl_timeout; | |
122 | u32 local_timeout; | |
123 | u32 pm_access; | |
124 | u32 mac_awake; | |
125 | u32 mac_asleep; | |
126 | u32 mac_sleep_access; | |
394cf0a1 S |
127 | }; |
128 | ||
462e58f2 | 129 | |
fec247c0 S |
130 | /** |
131 | * struct ath_tx_stats - Statistics about TX | |
99c15bf5 BG |
132 | * @tx_pkts_all: No. of total frames transmitted, including ones that |
133 | may have had errors. | |
134 | * @tx_bytes_all: No. of total bytes transmitted, including ones that | |
135 | may have had errors. | |
fec247c0 S |
136 | * @queued: Total MPDUs (non-aggr) queued |
137 | * @completed: Total MPDUs (non-aggr) completed | |
138 | * @a_aggr: Total no. of aggregates queued | |
bda8adda BG |
139 | * @a_queued_hw: Total AMPDUs queued to hardware |
140 | * @a_queued_sw: Total AMPDUs queued to software queues | |
fec247c0 S |
141 | * @a_completed: Total AMPDUs completed |
142 | * @a_retries: No. of AMPDUs retried (SW) | |
143 | * @a_xretries: No. of AMPDUs dropped due to xretries | |
144 | * @fifo_underrun: FIFO underrun occurrences | |
145 | Valid only for: | |
146 | - non-aggregate condition. | |
147 | - first packet of aggregate. | |
148 | * @xtxop: No. of frames filtered because of TXOP limit | |
149 | * @timer_exp: Transmit timer expiry | |
150 | * @desc_cfg_err: Descriptor configuration errors | |
151 | * @data_urn: TX data underrun errors | |
152 | * @delim_urn: TX delimiter underrun errors | |
2dac4fb9 BG |
153 | * @puttxbuf: Number of times hardware was given txbuf to write. |
154 | * @txstart: Number of times hardware was told to start tx. | |
155 | * @txprocdesc: Number of times tx descriptor was processed | |
a5a0bca1 | 156 | * @txfailed: Out-of-memory or other errors in xmit path. |
fec247c0 S |
157 | */ |
158 | struct ath_tx_stats { | |
99c15bf5 BG |
159 | u32 tx_pkts_all; |
160 | u32 tx_bytes_all; | |
fec247c0 S |
161 | u32 queued; |
162 | u32 completed; | |
5a6f78af | 163 | u32 xretries; |
fec247c0 | 164 | u32 a_aggr; |
bda8adda BG |
165 | u32 a_queued_hw; |
166 | u32 a_queued_sw; | |
fec247c0 S |
167 | u32 a_completed; |
168 | u32 a_retries; | |
169 | u32 a_xretries; | |
170 | u32 fifo_underrun; | |
171 | u32 xtxop; | |
172 | u32 timer_exp; | |
173 | u32 desc_cfg_err; | |
174 | u32 data_underrun; | |
175 | u32 delim_underrun; | |
2dac4fb9 BG |
176 | u32 puttxbuf; |
177 | u32 txstart; | |
178 | u32 txprocdesc; | |
a5a0bca1 | 179 | u32 txfailed; |
fec247c0 S |
180 | }; |
181 | ||
15072189 BG |
182 | #define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++) |
183 | ||
1395d3f0 S |
184 | /** |
185 | * struct ath_rx_stats - RX Statistics | |
99c15bf5 BG |
186 | * @rx_pkts_all: No. of total frames received, including ones that |
187 | may have had errors. | |
188 | * @rx_bytes_all: No. of total bytes received, including ones that | |
189 | may have had errors. | |
1395d3f0 S |
190 | * @crc_err: No. of frames with incorrect CRC value |
191 | * @decrypt_crc_err: No. of frames whose CRC check failed after | |
192 | decryption process completed | |
193 | * @phy_err: No. of frames whose reception failed because the PHY | |
194 | encountered an error | |
195 | * @mic_err: No. of frames with incorrect TKIP MIC verification failure | |
196 | * @pre_delim_crc_err: Pre-Frame delimiter CRC error detections | |
197 | * @post_delim_crc_err: Post-Frame delimiter CRC error detections | |
198 | * @decrypt_busy_err: Decryption interruptions counter | |
199 | * @phy_err_stats: Individual PHY error statistics | |
15072189 BG |
200 | * @rx_len_err: No. of frames discarded due to bad length. |
201 | * @rx_oom_err: No. of frames dropped due to OOM issues. | |
202 | * @rx_rate_err: No. of frames dropped due to rate errors. | |
203 | * @rx_too_many_frags_err: Frames dropped due to too-many-frags received. | |
204 | * @rx_drop_rxflush: No. of frames dropped due to RX-FLUSH. | |
205 | * @rx_beacons: No. of beacons received. | |
206 | * @rx_frags: No. of rx-fragements received. | |
1395d3f0 S |
207 | */ |
208 | struct ath_rx_stats { | |
99c15bf5 BG |
209 | u32 rx_pkts_all; |
210 | u32 rx_bytes_all; | |
1395d3f0 S |
211 | u32 crc_err; |
212 | u32 decrypt_crc_err; | |
213 | u32 phy_err; | |
214 | u32 mic_err; | |
215 | u32 pre_delim_crc_err; | |
216 | u32 post_delim_crc_err; | |
217 | u32 decrypt_busy_err; | |
218 | u32 phy_err_stats[ATH9K_PHYERR_MAX]; | |
15072189 BG |
219 | u32 rx_len_err; |
220 | u32 rx_oom_err; | |
221 | u32 rx_rate_err; | |
222 | u32 rx_too_many_frags_err; | |
223 | u32 rx_drop_rxflush; | |
224 | u32 rx_beacons; | |
225 | u32 rx_frags; | |
1395d3f0 S |
226 | }; |
227 | ||
394cf0a1 S |
228 | struct ath_stats { |
229 | struct ath_interrupt_stats istats; | |
fec247c0 | 230 | struct ath_tx_stats txstats[ATH9K_NUM_TX_QUEUES]; |
1395d3f0 | 231 | struct ath_rx_stats rxstats; |
29942bc1 | 232 | struct ath_dfs_stats dfs_stats; |
030d6294 | 233 | u32 reset[__RESET_TYPE_MAX]; |
394cf0a1 S |
234 | }; |
235 | ||
cf3af748 RM |
236 | #define ATH_DBG_MAX_SAMPLES 10 |
237 | struct ath_dbg_bb_mac_samp { | |
238 | u32 dma_dbg_reg_vals[ATH9K_NUM_DMA_DEBUG_REGS]; | |
239 | u32 pcu_obs, pcu_cr, noise; | |
240 | struct { | |
241 | u64 jiffies; | |
242 | int8_t rssi_ctl0; | |
243 | int8_t rssi_ctl1; | |
244 | int8_t rssi_ctl2; | |
245 | int8_t rssi_ext0; | |
246 | int8_t rssi_ext1; | |
247 | int8_t rssi_ext2; | |
248 | int8_t rssi; | |
249 | bool isok; | |
250 | u8 rts_fail_cnt; | |
251 | u8 data_fail_cnt; | |
252 | u8 rateindex; | |
253 | u8 qid; | |
254 | u8 tid; | |
12932180 MSS |
255 | u32 ba_low; |
256 | u32 ba_high; | |
cf3af748 RM |
257 | } ts[ATH_DBG_MAX_SAMPLES]; |
258 | struct { | |
259 | u64 jiffies; | |
260 | int8_t rssi_ctl0; | |
261 | int8_t rssi_ctl1; | |
262 | int8_t rssi_ctl2; | |
263 | int8_t rssi_ext0; | |
264 | int8_t rssi_ext1; | |
265 | int8_t rssi_ext2; | |
266 | int8_t rssi; | |
267 | bool is_mybeacon; | |
268 | u8 antenna; | |
269 | u8 rate; | |
270 | } rs[ATH_DBG_MAX_SAMPLES]; | |
271 | struct ath_cycle_counters cc; | |
272 | struct ath9k_nfcal_hist nfCalHist[NUM_NF_READINGS]; | |
273 | }; | |
274 | ||
394cf0a1 | 275 | struct ath9k_debug { |
394cf0a1 | 276 | struct dentry *debugfs_phy; |
9bff0bc4 | 277 | u32 regidx; |
394cf0a1 | 278 | struct ath_stats stats; |
5baec742 | 279 | #ifdef CONFIG_ATH9K_MAC_DEBUG |
cf3af748 RM |
280 | spinlock_t samp_lock; |
281 | struct ath_dbg_bb_mac_samp bb_mac_samp[ATH_DBG_MAX_SAMPLES]; | |
282 | u8 sampidx; | |
283 | u8 tsidx; | |
284 | u8 rsidx; | |
5baec742 | 285 | #endif |
394cf0a1 S |
286 | }; |
287 | ||
4d6b228d | 288 | int ath9k_init_debug(struct ath_hw *ah); |
4d6b228d | 289 | |
394cf0a1 | 290 | void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status); |
066dae93 | 291 | void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, |
55797b1a FF |
292 | struct ath_tx_status *ts, struct ath_txq *txq, |
293 | unsigned int flags); | |
8e6f5aa2 | 294 | void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs); |
394cf0a1 S |
295 | |
296 | #else | |
297 | ||
15072189 BG |
298 | #define RX_STAT_INC(c) /* NOP */ |
299 | ||
4d6b228d | 300 | static inline int ath9k_init_debug(struct ath_hw *ah) |
394cf0a1 S |
301 | { |
302 | return 0; | |
303 | } | |
304 | ||
394cf0a1 S |
305 | static inline void ath_debug_stat_interrupt(struct ath_softc *sc, |
306 | enum ath9k_int status) | |
307 | { | |
308 | } | |
309 | ||
fec247c0 | 310 | static inline void ath_debug_stat_tx(struct ath_softc *sc, |
32ffb1f4 | 311 | struct ath_buf *bf, |
3bf63e59 | 312 | struct ath_tx_status *ts, |
55797b1a FF |
313 | struct ath_txq *txq, |
314 | unsigned int flags) | |
fec247c0 S |
315 | { |
316 | } | |
317 | ||
1395d3f0 | 318 | static inline void ath_debug_stat_rx(struct ath_softc *sc, |
32ffb1f4 | 319 | struct ath_rx_status *rs) |
1395d3f0 S |
320 | { |
321 | } | |
322 | ||
a830df07 | 323 | #endif /* CONFIG_ATH9K_DEBUGFS */ |
394cf0a1 | 324 | |
5baec742 FF |
325 | #ifdef CONFIG_ATH9K_MAC_DEBUG |
326 | ||
327 | void ath9k_debug_samp_bb_mac(struct ath_softc *sc); | |
328 | ||
329 | #else | |
330 | ||
331 | static inline void ath9k_debug_samp_bb_mac(struct ath_softc *sc) | |
332 | { | |
333 | } | |
334 | ||
335 | #endif | |
336 | ||
337 | ||
394cf0a1 | 338 | #endif /* DEBUG_H */ |