Commit | Line | Data |
---|---|---|
88b126af | 1 | /* |
5b68138e | 2 | * Copyright (c) 2008-2011 Atheros Communications Inc. |
88b126af 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 | ||
5a0e3ad6 | 17 | #include <linux/slab.h> |
582d0064 | 18 | #include <linux/vmalloc.h> |
ee40fa06 | 19 | #include <linux/export.h> |
52103115 GJ |
20 | #include <asm/unaligned.h> |
21 | ||
394cf0a1 | 22 | #include "ath9k.h" |
88b126af | 23 | |
475a6e4d LR |
24 | #define REG_WRITE_D(_ah, _reg, _val) \ |
25 | ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg)) | |
26 | #define REG_READ_D(_ah, _reg) \ | |
27 | ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) | |
28 | ||
6a4d05dc FF |
29 | void ath9k_debug_sync_cause(struct ath_softc *sc, u32 sync_cause) |
30 | { | |
31 | if (sync_cause) | |
32 | sc->debug.stats.istats.sync_cause_all++; | |
33 | if (sync_cause & AR_INTR_SYNC_RTC_IRQ) | |
34 | sc->debug.stats.istats.sync_rtc_irq++; | |
35 | if (sync_cause & AR_INTR_SYNC_MAC_IRQ) | |
36 | sc->debug.stats.istats.sync_mac_irq++; | |
37 | if (sync_cause & AR_INTR_SYNC_EEPROM_ILLEGAL_ACCESS) | |
38 | sc->debug.stats.istats.eeprom_illegal_access++; | |
39 | if (sync_cause & AR_INTR_SYNC_APB_TIMEOUT) | |
40 | sc->debug.stats.istats.apb_timeout++; | |
41 | if (sync_cause & AR_INTR_SYNC_PCI_MODE_CONFLICT) | |
42 | sc->debug.stats.istats.pci_mode_conflict++; | |
43 | if (sync_cause & AR_INTR_SYNC_HOST1_FATAL) | |
44 | sc->debug.stats.istats.host1_fatal++; | |
45 | if (sync_cause & AR_INTR_SYNC_HOST1_PERR) | |
46 | sc->debug.stats.istats.host1_perr++; | |
47 | if (sync_cause & AR_INTR_SYNC_TRCV_FIFO_PERR) | |
48 | sc->debug.stats.istats.trcv_fifo_perr++; | |
49 | if (sync_cause & AR_INTR_SYNC_RADM_CPL_EP) | |
50 | sc->debug.stats.istats.radm_cpl_ep++; | |
51 | if (sync_cause & AR_INTR_SYNC_RADM_CPL_DLLP_ABORT) | |
52 | sc->debug.stats.istats.radm_cpl_dllp_abort++; | |
53 | if (sync_cause & AR_INTR_SYNC_RADM_CPL_TLP_ABORT) | |
54 | sc->debug.stats.istats.radm_cpl_tlp_abort++; | |
55 | if (sync_cause & AR_INTR_SYNC_RADM_CPL_ECRC_ERR) | |
56 | sc->debug.stats.istats.radm_cpl_ecrc_err++; | |
57 | if (sync_cause & AR_INTR_SYNC_RADM_CPL_TIMEOUT) | |
58 | sc->debug.stats.istats.radm_cpl_timeout++; | |
59 | if (sync_cause & AR_INTR_SYNC_LOCAL_TIMEOUT) | |
60 | sc->debug.stats.istats.local_timeout++; | |
61 | if (sync_cause & AR_INTR_SYNC_PM_ACCESS) | |
62 | sc->debug.stats.istats.pm_access++; | |
63 | if (sync_cause & AR_INTR_SYNC_MAC_AWAKE) | |
64 | sc->debug.stats.istats.mac_awake++; | |
65 | if (sync_cause & AR_INTR_SYNC_MAC_ASLEEP) | |
66 | sc->debug.stats.istats.mac_asleep++; | |
67 | if (sync_cause & AR_INTR_SYNC_MAC_SLEEP_ACCESS) | |
68 | sc->debug.stats.istats.mac_sleep_access++; | |
69 | } | |
2a163c6d | 70 | |
582d0064 VT |
71 | static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, |
72 | size_t count, loff_t *ppos) | |
73 | { | |
74 | u8 *buf = file->private_data; | |
75 | return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); | |
76 | } | |
77 | ||
78 | static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) | |
79 | { | |
80 | vfree(file->private_data); | |
81 | return 0; | |
82 | } | |
83 | ||
a830df07 FF |
84 | #ifdef CONFIG_ATH_DEBUG |
85 | ||
2493928e JH |
86 | static ssize_t read_file_debug(struct file *file, char __user *user_buf, |
87 | size_t count, loff_t *ppos) | |
88 | { | |
89 | struct ath_softc *sc = file->private_data; | |
c46917bb | 90 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); |
2493928e | 91 | char buf[32]; |
581f725c VT |
92 | unsigned int len; |
93 | ||
2b87f3aa | 94 | len = sprintf(buf, "0x%08x\n", common->debug_mask); |
2493928e JH |
95 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
96 | } | |
97 | ||
98 | static ssize_t write_file_debug(struct file *file, const char __user *user_buf, | |
99 | size_t count, loff_t *ppos) | |
100 | { | |
101 | struct ath_softc *sc = file->private_data; | |
c46917bb | 102 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); |
2493928e JH |
103 | unsigned long mask; |
104 | char buf[32]; | |
581f725c VT |
105 | ssize_t len; |
106 | ||
107 | len = min(count, sizeof(buf) - 1); | |
108 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 109 | return -EFAULT; |
581f725c VT |
110 | |
111 | buf[len] = '\0'; | |
27d7f477 | 112 | if (kstrtoul(buf, 0, &mask)) |
581f725c VT |
113 | return -EINVAL; |
114 | ||
c46917bb | 115 | common->debug_mask = mask; |
2493928e JH |
116 | return count; |
117 | } | |
118 | ||
119 | static const struct file_operations fops_debug = { | |
120 | .read = read_file_debug, | |
121 | .write = write_file_debug, | |
234e3405 | 122 | .open = simple_open, |
6038f373 AB |
123 | .owner = THIS_MODULE, |
124 | .llseek = default_llseek, | |
2493928e JH |
125 | }; |
126 | ||
a830df07 FF |
127 | #endif |
128 | ||
991a0987 PR |
129 | #define DMA_BUF_LEN 1024 |
130 | ||
15340694 | 131 | |
6e4d291e | 132 | static ssize_t read_file_ani(struct file *file, char __user *user_buf, |
05c0be2f MSS |
133 | size_t count, loff_t *ppos) |
134 | { | |
135 | struct ath_softc *sc = file->private_data; | |
136 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
6e4d291e | 137 | struct ath_hw *ah = sc->sc_ah; |
2120ac96 JP |
138 | unsigned int len = 0; |
139 | const unsigned int size = 1024; | |
6e4d291e SM |
140 | ssize_t retval = 0; |
141 | char *buf; | |
05c0be2f | 142 | |
6e4d291e SM |
143 | buf = kzalloc(size, GFP_KERNEL); |
144 | if (buf == NULL) | |
145 | return -ENOMEM; | |
146 | ||
147 | if (common->disable_ani) { | |
5e88ba62 ZK |
148 | len += scnprintf(buf + len, size - len, "%s: %s\n", |
149 | "ANI", "DISABLED"); | |
6e4d291e SM |
150 | goto exit; |
151 | } | |
152 | ||
5e88ba62 ZK |
153 | len += scnprintf(buf + len, size - len, "%15s: %s\n", |
154 | "ANI", "ENABLED"); | |
155 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
156 | "ANI RESET", ah->stats.ast_ani_reset); | |
157 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
158 | "SPUR UP", ah->stats.ast_ani_spurup); | |
159 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
160 | "SPUR DOWN", ah->stats.ast_ani_spurup); | |
161 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
162 | "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); | |
163 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
164 | "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); | |
165 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
166 | "MRC-CCK ON", ah->stats.ast_ani_ccklow); | |
167 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
168 | "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); | |
169 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
170 | "FIR-STEP UP", ah->stats.ast_ani_stepup); | |
171 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
172 | "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); | |
173 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
174 | "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); | |
175 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
176 | "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); | |
177 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
178 | "CCK ERRORS", ah->stats.ast_ani_cckerrs); | |
6e4d291e SM |
179 | exit: |
180 | if (len > size) | |
181 | len = size; | |
182 | ||
183 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
184 | kfree(buf); | |
185 | ||
186 | return retval; | |
05c0be2f MSS |
187 | } |
188 | ||
6e4d291e SM |
189 | static ssize_t write_file_ani(struct file *file, |
190 | const char __user *user_buf, | |
191 | size_t count, loff_t *ppos) | |
05c0be2f MSS |
192 | { |
193 | struct ath_softc *sc = file->private_data; | |
194 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
6e4d291e | 195 | unsigned long ani; |
05c0be2f MSS |
196 | char buf[32]; |
197 | ssize_t len; | |
198 | ||
199 | len = min(count, sizeof(buf) - 1); | |
200 | if (copy_from_user(buf, user_buf, len)) | |
201 | return -EFAULT; | |
202 | ||
203 | buf[len] = '\0'; | |
3899ba90 | 204 | if (kstrtoul(buf, 0, &ani)) |
05c0be2f MSS |
205 | return -EINVAL; |
206 | ||
6e4d291e | 207 | if (ani < 0 || ani > 1) |
05c0be2f MSS |
208 | return -EINVAL; |
209 | ||
6e4d291e | 210 | common->disable_ani = !ani; |
05c0be2f | 211 | |
6e4d291e | 212 | if (common->disable_ani) { |
781b14a3 | 213 | clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); |
da0d45f7 | 214 | ath_stop_ani(sc); |
05c0be2f | 215 | } else { |
da0d45f7 | 216 | ath_check_ani(sc); |
05c0be2f MSS |
217 | } |
218 | ||
219 | return count; | |
220 | } | |
221 | ||
6e4d291e SM |
222 | static const struct file_operations fops_ani = { |
223 | .read = read_file_ani, | |
224 | .write = write_file_ani, | |
234e3405 | 225 | .open = simple_open, |
05c0be2f MSS |
226 | .owner = THIS_MODULE, |
227 | .llseek = default_llseek, | |
228 | }; | |
15340694 | 229 | |
36e8825e SM |
230 | #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT |
231 | ||
63081305 SM |
232 | static ssize_t read_file_bt_ant_diversity(struct file *file, |
233 | char __user *user_buf, | |
234 | size_t count, loff_t *ppos) | |
302a3c3a SM |
235 | { |
236 | struct ath_softc *sc = file->private_data; | |
237 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
238 | char buf[32]; | |
239 | unsigned int len; | |
240 | ||
63081305 | 241 | len = sprintf(buf, "%d\n", common->bt_ant_diversity); |
302a3c3a SM |
242 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
243 | } | |
244 | ||
63081305 SM |
245 | static ssize_t write_file_bt_ant_diversity(struct file *file, |
246 | const char __user *user_buf, | |
247 | size_t count, loff_t *ppos) | |
302a3c3a SM |
248 | { |
249 | struct ath_softc *sc = file->private_data; | |
250 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
3f2da955 | 251 | struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; |
63081305 | 252 | unsigned long bt_ant_diversity; |
302a3c3a SM |
253 | char buf[32]; |
254 | ssize_t len; | |
255 | ||
256 | len = min(count, sizeof(buf) - 1); | |
257 | if (copy_from_user(buf, user_buf, len)) | |
258 | return -EFAULT; | |
259 | ||
3f2da955 SM |
260 | if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) |
261 | goto exit; | |
262 | ||
302a3c3a | 263 | buf[len] = '\0'; |
63081305 | 264 | if (kstrtoul(buf, 0, &bt_ant_diversity)) |
302a3c3a SM |
265 | return -EINVAL; |
266 | ||
63081305 | 267 | common->bt_ant_diversity = !!bt_ant_diversity; |
302a3c3a | 268 | ath9k_ps_wakeup(sc); |
047dc3ac | 269 | ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); |
63081305 SM |
270 | ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", |
271 | common->bt_ant_diversity); | |
302a3c3a | 272 | ath9k_ps_restore(sc); |
3f2da955 | 273 | exit: |
302a3c3a SM |
274 | return count; |
275 | } | |
276 | ||
63081305 SM |
277 | static const struct file_operations fops_bt_ant_diversity = { |
278 | .read = read_file_bt_ant_diversity, | |
279 | .write = write_file_bt_ant_diversity, | |
302a3c3a SM |
280 | .open = simple_open, |
281 | .owner = THIS_MODULE, | |
282 | .llseek = default_llseek, | |
283 | }; | |
284 | ||
36e8825e SM |
285 | #endif |
286 | ||
e3d52914 SM |
287 | void ath9k_debug_stat_ant(struct ath_softc *sc, |
288 | struct ath_hw_antcomb_conf *div_ant_conf, | |
289 | int main_rssi_avg, int alt_rssi_avg) | |
290 | { | |
291 | struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; | |
292 | struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; | |
293 | ||
294 | as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; | |
295 | as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; | |
296 | ||
297 | as_main->rssi_avg = main_rssi_avg; | |
298 | as_alt->rssi_avg = alt_rssi_avg; | |
299 | } | |
300 | ||
4eba10cc SM |
301 | static ssize_t read_file_antenna_diversity(struct file *file, |
302 | char __user *user_buf, | |
303 | size_t count, loff_t *ppos) | |
304 | { | |
305 | struct ath_softc *sc = file->private_data; | |
306 | struct ath_hw *ah = sc->sc_ah; | |
307 | struct ath9k_hw_capabilities *pCap = &ah->caps; | |
308 | struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; | |
309 | struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; | |
e3d52914 | 310 | struct ath_hw_antcomb_conf div_ant_conf; |
2120ac96 JP |
311 | unsigned int len = 0; |
312 | const unsigned int size = 1024; | |
4eba10cc SM |
313 | ssize_t retval = 0; |
314 | char *buf; | |
2120ac96 JP |
315 | static const char *lna_conf_str[4] = { |
316 | "LNA1_MINUS_LNA2", "LNA2", "LNA1", "LNA1_PLUS_LNA2" | |
317 | }; | |
4eba10cc SM |
318 | |
319 | buf = kzalloc(size, GFP_KERNEL); | |
320 | if (buf == NULL) | |
321 | return -ENOMEM; | |
322 | ||
323 | if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { | |
5e88ba62 ZK |
324 | len += scnprintf(buf + len, size - len, "%s\n", |
325 | "Antenna Diversity Combining is disabled"); | |
4eba10cc SM |
326 | goto exit; |
327 | } | |
328 | ||
e3d52914 SM |
329 | ath9k_ps_wakeup(sc); |
330 | ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); | |
5e88ba62 ZK |
331 | len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n", |
332 | lna_conf_str[div_ant_conf.main_lna_conf]); | |
333 | len += scnprintf(buf + len, size - len, "Current ALT config : %s\n", | |
334 | lna_conf_str[div_ant_conf.alt_lna_conf]); | |
335 | len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", | |
336 | as_main->rssi_avg); | |
337 | len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", | |
338 | as_alt->rssi_avg); | |
e3d52914 SM |
339 | ath9k_ps_restore(sc); |
340 | ||
5e88ba62 ZK |
341 | len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n"); |
342 | len += scnprintf(buf + len, size - len, "-------------------\n"); | |
343 | ||
344 | len += scnprintf(buf + len, size - len, "%30s%15s\n", | |
345 | "MAIN", "ALT"); | |
346 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
347 | "TOTAL COUNT", | |
348 | as_main->recv_cnt, | |
349 | as_alt->recv_cnt); | |
350 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
351 | "LNA1", | |
352 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], | |
353 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); | |
354 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
355 | "LNA2", | |
356 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], | |
357 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); | |
358 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
359 | "LNA1 + LNA2", | |
360 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], | |
361 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); | |
362 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
363 | "LNA1 - LNA2", | |
364 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], | |
365 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); | |
366 | ||
367 | len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); | |
368 | len += scnprintf(buf + len, size - len, "--------------------\n"); | |
369 | ||
370 | len += scnprintf(buf + len, size - len, "%30s%15s\n", | |
371 | "MAIN", "ALT"); | |
372 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
373 | "LNA1", | |
374 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], | |
375 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); | |
376 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
377 | "LNA2", | |
378 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], | |
379 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); | |
380 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
381 | "LNA1 + LNA2", | |
382 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], | |
383 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); | |
384 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
385 | "LNA1 - LNA2", | |
386 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], | |
387 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); | |
e3d52914 | 388 | |
4eba10cc SM |
389 | exit: |
390 | if (len > size) | |
391 | len = size; | |
392 | ||
393 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
394 | kfree(buf); | |
395 | ||
396 | return retval; | |
397 | } | |
398 | ||
399 | static const struct file_operations fops_antenna_diversity = { | |
400 | .read = read_file_antenna_diversity, | |
401 | .open = simple_open, | |
402 | .owner = THIS_MODULE, | |
403 | .llseek = default_llseek, | |
404 | }; | |
405 | ||
2a163c6d S |
406 | static ssize_t read_file_dma(struct file *file, char __user *user_buf, |
407 | size_t count, loff_t *ppos) | |
408 | { | |
409 | struct ath_softc *sc = file->private_data; | |
cbe61d8a | 410 | struct ath_hw *ah = sc->sc_ah; |
991a0987 PR |
411 | char *buf; |
412 | int retval; | |
2a163c6d S |
413 | unsigned int len = 0; |
414 | u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; | |
415 | int i, qcuOffset = 0, dcuOffset = 0; | |
416 | u32 *qcuBase = &val[0], *dcuBase = &val[4]; | |
417 | ||
991a0987 PR |
418 | buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); |
419 | if (!buf) | |
04236066 | 420 | return -ENOMEM; |
991a0987 | 421 | |
7cf4a2e7 S |
422 | ath9k_ps_wakeup(sc); |
423 | ||
475a6e4d | 424 | REG_WRITE_D(ah, AR_MACMISC, |
2a163c6d S |
425 | ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | |
426 | (AR_MACMISC_MISC_OBS_BUS_1 << | |
427 | AR_MACMISC_MISC_OBS_BUS_MSB_S))); | |
428 | ||
5e88ba62 ZK |
429 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
430 | "Raw DMA Debug values:\n"); | |
2a163c6d S |
431 | |
432 | for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { | |
433 | if (i % 4 == 0) | |
5e88ba62 | 434 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); |
2a163c6d | 435 | |
475a6e4d | 436 | val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); |
5e88ba62 ZK |
437 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", |
438 | i, val[i]); | |
2a163c6d S |
439 | } |
440 | ||
5e88ba62 ZK |
441 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); |
442 | len += scnprintf(buf + len, DMA_BUF_LEN - len, | |
443 | "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); | |
2a163c6d S |
444 | |
445 | for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { | |
446 | if (i == 8) { | |
447 | qcuOffset = 0; | |
448 | qcuBase++; | |
449 | } | |
450 | ||
451 | if (i == 6) { | |
452 | dcuOffset = 0; | |
453 | dcuBase++; | |
454 | } | |
455 | ||
5e88ba62 ZK |
456 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
457 | "%2d %2x %1x %2x %2x\n", | |
458 | i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, | |
459 | (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), | |
460 | val[2] & (0x7 << (i * 3)) >> (i * 3), | |
461 | (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); | |
2a163c6d S |
462 | } |
463 | ||
5e88ba62 | 464 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); |
2a163c6d | 465 | |
5e88ba62 | 466 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
467 | "qcu_stitch state: %2x qcu_fetch state: %2x\n", |
468 | (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); | |
5e88ba62 | 469 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
470 | "qcu_complete state: %2x dcu_complete state: %2x\n", |
471 | (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); | |
5e88ba62 | 472 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
473 | "dcu_arb state: %2x dcu_fp state: %2x\n", |
474 | (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); | |
5e88ba62 | 475 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
476 | "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", |
477 | (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); | |
5e88ba62 | 478 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
479 | "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", |
480 | (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); | |
5e88ba62 | 481 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
482 | "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", |
483 | (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); | |
484 | ||
5e88ba62 ZK |
485 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", |
486 | REG_READ_D(ah, AR_OBS_BUS_1)); | |
487 | len += scnprintf(buf + len, DMA_BUF_LEN - len, | |
488 | "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); | |
2a163c6d | 489 | |
7cf4a2e7 S |
490 | ath9k_ps_restore(sc); |
491 | ||
2b87f3aa DC |
492 | if (len > DMA_BUF_LEN) |
493 | len = DMA_BUF_LEN; | |
494 | ||
991a0987 PR |
495 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
496 | kfree(buf); | |
497 | return retval; | |
2a163c6d S |
498 | } |
499 | ||
500 | static const struct file_operations fops_dma = { | |
501 | .read = read_file_dma, | |
234e3405 | 502 | .open = simple_open, |
6038f373 AB |
503 | .owner = THIS_MODULE, |
504 | .llseek = default_llseek, | |
2a163c6d S |
505 | }; |
506 | ||
817e11de S |
507 | |
508 | void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) | |
509 | { | |
510 | if (status) | |
17d7904d | 511 | sc->debug.stats.istats.total++; |
a9616f41 LR |
512 | if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { |
513 | if (status & ATH9K_INT_RXLP) | |
514 | sc->debug.stats.istats.rxlp++; | |
515 | if (status & ATH9K_INT_RXHP) | |
516 | sc->debug.stats.istats.rxhp++; | |
08578b8f LR |
517 | if (status & ATH9K_INT_BB_WATCHDOG) |
518 | sc->debug.stats.istats.bb_watchdog++; | |
a9616f41 LR |
519 | } else { |
520 | if (status & ATH9K_INT_RX) | |
521 | sc->debug.stats.istats.rxok++; | |
522 | } | |
817e11de | 523 | if (status & ATH9K_INT_RXEOL) |
17d7904d | 524 | sc->debug.stats.istats.rxeol++; |
817e11de | 525 | if (status & ATH9K_INT_RXORN) |
17d7904d | 526 | sc->debug.stats.istats.rxorn++; |
817e11de | 527 | if (status & ATH9K_INT_TX) |
17d7904d | 528 | sc->debug.stats.istats.txok++; |
817e11de | 529 | if (status & ATH9K_INT_TXURN) |
17d7904d | 530 | sc->debug.stats.istats.txurn++; |
817e11de | 531 | if (status & ATH9K_INT_RXPHY) |
17d7904d | 532 | sc->debug.stats.istats.rxphyerr++; |
817e11de | 533 | if (status & ATH9K_INT_RXKCM) |
17d7904d | 534 | sc->debug.stats.istats.rx_keycache_miss++; |
817e11de | 535 | if (status & ATH9K_INT_SWBA) |
17d7904d | 536 | sc->debug.stats.istats.swba++; |
817e11de | 537 | if (status & ATH9K_INT_BMISS) |
17d7904d | 538 | sc->debug.stats.istats.bmiss++; |
817e11de | 539 | if (status & ATH9K_INT_BNR) |
17d7904d | 540 | sc->debug.stats.istats.bnr++; |
817e11de | 541 | if (status & ATH9K_INT_CST) |
17d7904d | 542 | sc->debug.stats.istats.cst++; |
817e11de | 543 | if (status & ATH9K_INT_GTT) |
17d7904d | 544 | sc->debug.stats.istats.gtt++; |
817e11de | 545 | if (status & ATH9K_INT_TIM) |
17d7904d | 546 | sc->debug.stats.istats.tim++; |
817e11de | 547 | if (status & ATH9K_INT_CABEND) |
17d7904d | 548 | sc->debug.stats.istats.cabend++; |
817e11de | 549 | if (status & ATH9K_INT_DTIMSYNC) |
17d7904d | 550 | sc->debug.stats.istats.dtimsync++; |
817e11de | 551 | if (status & ATH9K_INT_DTIM) |
17d7904d | 552 | sc->debug.stats.istats.dtim++; |
6dde1aab MSS |
553 | if (status & ATH9K_INT_TSFOOR) |
554 | sc->debug.stats.istats.tsfoor++; | |
97ba515a SM |
555 | if (status & ATH9K_INT_MCI) |
556 | sc->debug.stats.istats.mci++; | |
c9e6e980 MSS |
557 | if (status & ATH9K_INT_GENTIMER) |
558 | sc->debug.stats.istats.gen_timer++; | |
817e11de S |
559 | } |
560 | ||
561 | static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, | |
562 | size_t count, loff_t *ppos) | |
563 | { | |
564 | struct ath_softc *sc = file->private_data; | |
817e11de | 565 | unsigned int len = 0; |
462e58f2 BG |
566 | int rv; |
567 | int mxlen = 4000; | |
568 | char *buf = kmalloc(mxlen, GFP_KERNEL); | |
569 | if (!buf) | |
570 | return -ENOMEM; | |
571 | ||
572 | #define PR_IS(a, s) \ | |
573 | do { \ | |
5e88ba62 ZK |
574 | len += scnprintf(buf + len, mxlen - len, \ |
575 | "%21s: %10u\n", a, \ | |
576 | sc->debug.stats.istats.s); \ | |
462e58f2 | 577 | } while (0) |
817e11de | 578 | |
a9616f41 | 579 | if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { |
462e58f2 BG |
580 | PR_IS("RXLP", rxlp); |
581 | PR_IS("RXHP", rxhp); | |
582 | PR_IS("WATHDOG", bb_watchdog); | |
a9616f41 | 583 | } else { |
462e58f2 | 584 | PR_IS("RX", rxok); |
a9616f41 | 585 | } |
462e58f2 BG |
586 | PR_IS("RXEOL", rxeol); |
587 | PR_IS("RXORN", rxorn); | |
588 | PR_IS("TX", txok); | |
589 | PR_IS("TXURN", txurn); | |
590 | PR_IS("MIB", mib); | |
591 | PR_IS("RXPHY", rxphyerr); | |
592 | PR_IS("RXKCM", rx_keycache_miss); | |
593 | PR_IS("SWBA", swba); | |
594 | PR_IS("BMISS", bmiss); | |
595 | PR_IS("BNR", bnr); | |
596 | PR_IS("CST", cst); | |
597 | PR_IS("GTT", gtt); | |
598 | PR_IS("TIM", tim); | |
599 | PR_IS("CABEND", cabend); | |
600 | PR_IS("DTIMSYNC", dtimsync); | |
601 | PR_IS("DTIM", dtim); | |
602 | PR_IS("TSFOOR", tsfoor); | |
97ba515a | 603 | PR_IS("MCI", mci); |
c9e6e980 | 604 | PR_IS("GENTIMER", gen_timer); |
462e58f2 BG |
605 | PR_IS("TOTAL", total); |
606 | ||
5e88ba62 ZK |
607 | len += scnprintf(buf + len, mxlen - len, |
608 | "SYNC_CAUSE stats:\n"); | |
462e58f2 BG |
609 | |
610 | PR_IS("Sync-All", sync_cause_all); | |
611 | PR_IS("RTC-IRQ", sync_rtc_irq); | |
612 | PR_IS("MAC-IRQ", sync_mac_irq); | |
613 | PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access); | |
614 | PR_IS("APB-Timeout", apb_timeout); | |
615 | PR_IS("PCI-Mode-Conflict", pci_mode_conflict); | |
616 | PR_IS("HOST1-Fatal", host1_fatal); | |
617 | PR_IS("HOST1-Perr", host1_perr); | |
618 | PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr); | |
619 | PR_IS("RADM-CPL-EP", radm_cpl_ep); | |
620 | PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort); | |
621 | PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort); | |
622 | PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err); | |
623 | PR_IS("RADM-CPL-Timeout", radm_cpl_timeout); | |
624 | PR_IS("Local-Bus-Timeout", local_timeout); | |
625 | PR_IS("PM-Access", pm_access); | |
626 | PR_IS("MAC-Awake", mac_awake); | |
627 | PR_IS("MAC-Asleep", mac_asleep); | |
628 | PR_IS("MAC-Sleep-Access", mac_sleep_access); | |
629 | ||
630 | if (len > mxlen) | |
631 | len = mxlen; | |
632 | ||
633 | rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
634 | kfree(buf); | |
635 | return rv; | |
817e11de S |
636 | } |
637 | ||
638 | static const struct file_operations fops_interrupt = { | |
639 | .read = read_file_interrupt, | |
234e3405 | 640 | .open = simple_open, |
6038f373 AB |
641 | .owner = THIS_MODULE, |
642 | .llseek = default_llseek, | |
817e11de S |
643 | }; |
644 | ||
fec247c0 S |
645 | static ssize_t read_file_xmit(struct file *file, char __user *user_buf, |
646 | size_t count, loff_t *ppos) | |
647 | { | |
648 | struct ath_softc *sc = file->private_data; | |
649 | char *buf; | |
78ef731c | 650 | unsigned int len = 0, size = 2048; |
fec247c0 S |
651 | ssize_t retval = 0; |
652 | ||
653 | buf = kzalloc(size, GFP_KERNEL); | |
654 | if (buf == NULL) | |
04236066 | 655 | return -ENOMEM; |
fec247c0 | 656 | |
78ef731c | 657 | len += sprintf(buf, "%30s %10s%10s%10s\n\n", |
7f010c93 | 658 | "BE", "BK", "VI", "VO"); |
fec247c0 S |
659 | |
660 | PR("MPDUs Queued: ", queued); | |
661 | PR("MPDUs Completed: ", completed); | |
5a6f78af | 662 | PR("MPDUs XRetried: ", xretries); |
fec247c0 | 663 | PR("Aggregates: ", a_aggr); |
bda8adda BG |
664 | PR("AMPDUs Queued HW:", a_queued_hw); |
665 | PR("AMPDUs Queued SW:", a_queued_sw); | |
fec247c0 S |
666 | PR("AMPDUs Completed:", a_completed); |
667 | PR("AMPDUs Retried: ", a_retries); | |
668 | PR("AMPDUs XRetried: ", a_xretries); | |
4d900389 | 669 | PR("TXERR Filtered: ", txerr_filtered); |
fec247c0 S |
670 | PR("FIFO Underrun: ", fifo_underrun); |
671 | PR("TXOP Exceeded: ", xtxop); | |
672 | PR("TXTIMER Expiry: ", timer_exp); | |
673 | PR("DESC CFG Error: ", desc_cfg_err); | |
674 | PR("DATA Underrun: ", data_underrun); | |
675 | PR("DELIM Underrun: ", delim_underrun); | |
99c15bf5 BG |
676 | PR("TX-Pkts-All: ", tx_pkts_all); |
677 | PR("TX-Bytes-All: ", tx_bytes_all); | |
78ef731c SM |
678 | PR("HW-put-tx-buf: ", puttxbuf); |
679 | PR("HW-tx-start: ", txstart); | |
680 | PR("HW-tx-proc-desc: ", txprocdesc); | |
a5a0bca1 | 681 | PR("TX-Failed: ", txfailed); |
71e025a5 | 682 | |
7f010c93 BG |
683 | if (len > size) |
684 | len = size; | |
685 | ||
686 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
687 | kfree(buf); | |
688 | ||
689 | return retval; | |
690 | } | |
691 | ||
18fcf1c6 FF |
692 | static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq, |
693 | char *buf, ssize_t size) | |
694 | { | |
695 | ssize_t len = 0; | |
696 | ||
697 | ath_txq_lock(sc, txq); | |
698 | ||
5e88ba62 ZK |
699 | len += scnprintf(buf + len, size - len, "%s: %d ", |
700 | "qnum", txq->axq_qnum); | |
701 | len += scnprintf(buf + len, size - len, "%s: %2d ", | |
702 | "qdepth", txq->axq_depth); | |
703 | len += scnprintf(buf + len, size - len, "%s: %2d ", | |
704 | "ampdu-depth", txq->axq_ampdu_depth); | |
705 | len += scnprintf(buf + len, size - len, "%s: %3d ", | |
706 | "pending", txq->pending_frames); | |
707 | len += scnprintf(buf + len, size - len, "%s: %d\n", | |
708 | "stopped", txq->stopped); | |
18fcf1c6 FF |
709 | |
710 | ath_txq_unlock(sc, txq); | |
711 | return len; | |
712 | } | |
713 | ||
c0b74876 SM |
714 | static ssize_t read_file_queues(struct file *file, char __user *user_buf, |
715 | size_t count, loff_t *ppos) | |
716 | { | |
717 | struct ath_softc *sc = file->private_data; | |
718 | struct ath_txq *txq; | |
719 | char *buf; | |
2120ac96 JP |
720 | unsigned int len = 0; |
721 | const unsigned int size = 1024; | |
c0b74876 SM |
722 | ssize_t retval = 0; |
723 | int i; | |
2120ac96 JP |
724 | static const char *qname[4] = { |
725 | "VO", "VI", "BE", "BK" | |
726 | }; | |
c0b74876 SM |
727 | |
728 | buf = kzalloc(size, GFP_KERNEL); | |
729 | if (buf == NULL) | |
730 | return -ENOMEM; | |
731 | ||
732 | for (i = 0; i < IEEE80211_NUM_ACS; i++) { | |
733 | txq = sc->tx.txq_map[i]; | |
5e88ba62 | 734 | len += scnprintf(buf + len, size - len, "(%s): ", qname[i]); |
18fcf1c6 | 735 | len += print_queue(sc, txq, buf + len, size - len); |
c0b74876 SM |
736 | } |
737 | ||
5e88ba62 | 738 | len += scnprintf(buf + len, size - len, "(CAB): "); |
18fcf1c6 FF |
739 | len += print_queue(sc, sc->beacon.cabq, buf + len, size - len); |
740 | ||
c0b74876 SM |
741 | if (len > size) |
742 | len = size; | |
743 | ||
744 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
745 | kfree(buf); | |
746 | ||
747 | return retval; | |
748 | } | |
749 | ||
55f6d0ff BG |
750 | static ssize_t read_file_misc(struct file *file, char __user *user_buf, |
751 | size_t count, loff_t *ppos) | |
752 | { | |
753 | struct ath_softc *sc = file->private_data; | |
754 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
55f6d0ff | 755 | struct ieee80211_hw *hw = sc->hw; |
6bcf6f64 SM |
756 | struct ath9k_vif_iter_data iter_data; |
757 | char buf[512]; | |
758 | unsigned int len = 0; | |
55f6d0ff | 759 | ssize_t retval = 0; |
55f6d0ff | 760 | unsigned int reg; |
6bcf6f64 | 761 | u32 rxfilter; |
55f6d0ff | 762 | |
5e88ba62 ZK |
763 | len += scnprintf(buf + len, sizeof(buf) - len, |
764 | "BSSID: %pM\n", common->curbssid); | |
765 | len += scnprintf(buf + len, sizeof(buf) - len, | |
766 | "BSSID-MASK: %pM\n", common->bssidmask); | |
767 | len += scnprintf(buf + len, sizeof(buf) - len, | |
768 | "OPMODE: %s\n", | |
769 | ath_opmode_to_string(sc->sc_ah->opmode)); | |
55f6d0ff | 770 | |
79d2b157 | 771 | ath9k_ps_wakeup(sc); |
6bcf6f64 | 772 | rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); |
79d2b157 | 773 | ath9k_ps_restore(sc); |
6bcf6f64 | 774 | |
5e88ba62 ZK |
775 | len += scnprintf(buf + len, sizeof(buf) - len, |
776 | "RXFILTER: 0x%x", rxfilter); | |
6bcf6f64 SM |
777 | |
778 | if (rxfilter & ATH9K_RX_FILTER_UCAST) | |
5e88ba62 | 779 | len += scnprintf(buf + len, sizeof(buf) - len, " UCAST"); |
6bcf6f64 | 780 | if (rxfilter & ATH9K_RX_FILTER_MCAST) |
5e88ba62 | 781 | len += scnprintf(buf + len, sizeof(buf) - len, " MCAST"); |
6bcf6f64 | 782 | if (rxfilter & ATH9K_RX_FILTER_BCAST) |
5e88ba62 | 783 | len += scnprintf(buf + len, sizeof(buf) - len, " BCAST"); |
6bcf6f64 | 784 | if (rxfilter & ATH9K_RX_FILTER_CONTROL) |
5e88ba62 | 785 | len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL"); |
6bcf6f64 | 786 | if (rxfilter & ATH9K_RX_FILTER_BEACON) |
5e88ba62 | 787 | len += scnprintf(buf + len, sizeof(buf) - len, " BEACON"); |
6bcf6f64 | 788 | if (rxfilter & ATH9K_RX_FILTER_PROM) |
5e88ba62 | 789 | len += scnprintf(buf + len, sizeof(buf) - len, " PROM"); |
6bcf6f64 | 790 | if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) |
5e88ba62 | 791 | len += scnprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); |
6bcf6f64 | 792 | if (rxfilter & ATH9K_RX_FILTER_PHYERR) |
5e88ba62 | 793 | len += scnprintf(buf + len, sizeof(buf) - len, " PHYERR"); |
6bcf6f64 | 794 | if (rxfilter & ATH9K_RX_FILTER_MYBEACON) |
5e88ba62 | 795 | len += scnprintf(buf + len, sizeof(buf) - len, " MYBEACON"); |
6bcf6f64 | 796 | if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) |
5e88ba62 | 797 | len += scnprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); |
6bcf6f64 | 798 | if (rxfilter & ATH9K_RX_FILTER_PSPOLL) |
5e88ba62 | 799 | len += scnprintf(buf + len, sizeof(buf) - len, " PSPOLL"); |
6bcf6f64 | 800 | if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) |
5e88ba62 | 801 | len += scnprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); |
6bcf6f64 | 802 | if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) |
5e88ba62 | 803 | len += scnprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); |
6bcf6f64 | 804 | if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) |
5e88ba62 | 805 | len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); |
6bcf6f64 | 806 | |
5e88ba62 | 807 | len += scnprintf(buf + len, sizeof(buf) - len, "\n"); |
55f6d0ff BG |
808 | |
809 | reg = sc->sc_ah->imask; | |
6bcf6f64 | 810 | |
5e88ba62 ZK |
811 | len += scnprintf(buf + len, sizeof(buf) - len, |
812 | "INTERRUPT-MASK: 0x%x", reg); | |
6bcf6f64 | 813 | |
55f6d0ff | 814 | if (reg & ATH9K_INT_SWBA) |
5e88ba62 | 815 | len += scnprintf(buf + len, sizeof(buf) - len, " SWBA"); |
55f6d0ff | 816 | if (reg & ATH9K_INT_BMISS) |
5e88ba62 | 817 | len += scnprintf(buf + len, sizeof(buf) - len, " BMISS"); |
55f6d0ff | 818 | if (reg & ATH9K_INT_CST) |
5e88ba62 | 819 | len += scnprintf(buf + len, sizeof(buf) - len, " CST"); |
55f6d0ff | 820 | if (reg & ATH9K_INT_RX) |
5e88ba62 | 821 | len += scnprintf(buf + len, sizeof(buf) - len, " RX"); |
55f6d0ff | 822 | if (reg & ATH9K_INT_RXHP) |
5e88ba62 | 823 | len += scnprintf(buf + len, sizeof(buf) - len, " RXHP"); |
55f6d0ff | 824 | if (reg & ATH9K_INT_RXLP) |
5e88ba62 | 825 | len += scnprintf(buf + len, sizeof(buf) - len, " RXLP"); |
55f6d0ff | 826 | if (reg & ATH9K_INT_BB_WATCHDOG) |
5e88ba62 | 827 | len += scnprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); |
55f6d0ff | 828 | |
5e88ba62 | 829 | len += scnprintf(buf + len, sizeof(buf) - len, "\n"); |
6bcf6f64 SM |
830 | |
831 | ath9k_calculate_iter_data(hw, NULL, &iter_data); | |
832 | ||
5e88ba62 ZK |
833 | len += scnprintf(buf + len, sizeof(buf) - len, |
834 | "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" | |
835 | " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", | |
836 | iter_data.naps, iter_data.nstations, iter_data.nmeshes, | |
837 | iter_data.nwds, iter_data.nadhocs, | |
838 | sc->nvifs, sc->nbcnvifs); | |
55f6d0ff | 839 | |
6bcf6f64 SM |
840 | if (len > sizeof(buf)) |
841 | len = sizeof(buf); | |
55f6d0ff BG |
842 | |
843 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
55f6d0ff BG |
844 | return retval; |
845 | } | |
846 | ||
f8b815dc SM |
847 | static ssize_t read_file_reset(struct file *file, char __user *user_buf, |
848 | size_t count, loff_t *ppos) | |
849 | { | |
850 | struct ath_softc *sc = file->private_data; | |
851 | char buf[512]; | |
852 | unsigned int len = 0; | |
853 | ||
5e88ba62 ZK |
854 | len += scnprintf(buf + len, sizeof(buf) - len, |
855 | "%17s: %2d\n", "Baseband Hang", | |
856 | sc->debug.stats.reset[RESET_TYPE_BB_HANG]); | |
857 | len += scnprintf(buf + len, sizeof(buf) - len, | |
858 | "%17s: %2d\n", "Baseband Watchdog", | |
859 | sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); | |
860 | len += scnprintf(buf + len, sizeof(buf) - len, | |
861 | "%17s: %2d\n", "Fatal HW Error", | |
862 | sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); | |
863 | len += scnprintf(buf + len, sizeof(buf) - len, | |
864 | "%17s: %2d\n", "TX HW error", | |
865 | sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); | |
866 | len += scnprintf(buf + len, sizeof(buf) - len, | |
867 | "%17s: %2d\n", "TX Path Hang", | |
868 | sc->debug.stats.reset[RESET_TYPE_TX_HANG]); | |
869 | len += scnprintf(buf + len, sizeof(buf) - len, | |
870 | "%17s: %2d\n", "PLL RX Hang", | |
871 | sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); | |
443626e5 FF |
872 | len += scnprintf(buf + len, sizeof(buf) - len, |
873 | "%17s: %2d\n", "MAC Hang", | |
874 | sc->debug.stats.reset[RESET_TYPE_MAC_HANG]); | |
875 | len += scnprintf(buf + len, sizeof(buf) - len, | |
876 | "%17s: %2d\n", "Stuck Beacon", | |
877 | sc->debug.stats.reset[RESET_TYPE_BEACON_STUCK]); | |
5e88ba62 ZK |
878 | len += scnprintf(buf + len, sizeof(buf) - len, |
879 | "%17s: %2d\n", "MCI Reset", | |
880 | sc->debug.stats.reset[RESET_TYPE_MCI]); | |
f8b815dc SM |
881 | |
882 | if (len > sizeof(buf)) | |
883 | len = sizeof(buf); | |
884 | ||
885 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
886 | } | |
887 | ||
066dae93 | 888 | void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, |
55797b1a FF |
889 | struct ath_tx_status *ts, struct ath_txq *txq, |
890 | unsigned int flags) | |
fec247c0 | 891 | { |
5bec3e5a | 892 | int qnum = txq->axq_qnum; |
066dae93 FF |
893 | |
894 | TX_STAT_INC(qnum, tx_pkts_all); | |
895 | sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; | |
99c15bf5 | 896 | |
fec247c0 | 897 | if (bf_isampdu(bf)) { |
156369fa | 898 | if (flags & ATH_TX_ERROR) |
066dae93 | 899 | TX_STAT_INC(qnum, a_xretries); |
fec247c0 | 900 | else |
066dae93 | 901 | TX_STAT_INC(qnum, a_completed); |
fec247c0 | 902 | } else { |
55797b1a | 903 | if (ts->ts_status & ATH9K_TXERR_XRETRY) |
5a6f78af FF |
904 | TX_STAT_INC(qnum, xretries); |
905 | else | |
906 | TX_STAT_INC(qnum, completed); | |
fec247c0 S |
907 | } |
908 | ||
4d900389 BG |
909 | if (ts->ts_status & ATH9K_TXERR_FILT) |
910 | TX_STAT_INC(qnum, txerr_filtered); | |
db1a052b | 911 | if (ts->ts_status & ATH9K_TXERR_FIFO) |
066dae93 | 912 | TX_STAT_INC(qnum, fifo_underrun); |
db1a052b | 913 | if (ts->ts_status & ATH9K_TXERR_XTXOP) |
066dae93 | 914 | TX_STAT_INC(qnum, xtxop); |
db1a052b | 915 | if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) |
066dae93 | 916 | TX_STAT_INC(qnum, timer_exp); |
db1a052b | 917 | if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) |
066dae93 | 918 | TX_STAT_INC(qnum, desc_cfg_err); |
db1a052b | 919 | if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) |
066dae93 | 920 | TX_STAT_INC(qnum, data_underrun); |
db1a052b | 921 | if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) |
066dae93 | 922 | TX_STAT_INC(qnum, delim_underrun); |
fec247c0 S |
923 | } |
924 | ||
925 | static const struct file_operations fops_xmit = { | |
926 | .read = read_file_xmit, | |
234e3405 | 927 | .open = simple_open, |
6038f373 AB |
928 | .owner = THIS_MODULE, |
929 | .llseek = default_llseek, | |
fec247c0 | 930 | }; |
39d89cd3 | 931 | |
c0b74876 SM |
932 | static const struct file_operations fops_queues = { |
933 | .read = read_file_queues, | |
934 | .open = simple_open, | |
935 | .owner = THIS_MODULE, | |
936 | .llseek = default_llseek, | |
937 | }; | |
938 | ||
55f6d0ff BG |
939 | static const struct file_operations fops_misc = { |
940 | .read = read_file_misc, | |
234e3405 | 941 | .open = simple_open, |
55f6d0ff BG |
942 | .owner = THIS_MODULE, |
943 | .llseek = default_llseek, | |
944 | }; | |
945 | ||
f8b815dc SM |
946 | static const struct file_operations fops_reset = { |
947 | .read = read_file_reset, | |
234e3405 | 948 | .open = simple_open, |
f8b815dc SM |
949 | .owner = THIS_MODULE, |
950 | .llseek = default_llseek, | |
951 | }; | |
952 | ||
1395d3f0 S |
953 | static ssize_t read_file_recv(struct file *file, char __user *user_buf, |
954 | size_t count, loff_t *ppos) | |
955 | { | |
24a0731e BG |
956 | #define RXS_ERR(s, e) \ |
957 | do { \ | |
5e88ba62 | 958 | len += scnprintf(buf + len, size - len, \ |
c3b9f9e8 | 959 | "%18s : %10u\n", s, \ |
5e88ba62 | 960 | sc->debug.stats.rxstats.e);\ |
24a0731e BG |
961 | } while (0) |
962 | ||
1395d3f0 S |
963 | struct ath_softc *sc = file->private_data; |
964 | char *buf; | |
4203214e | 965 | unsigned int len = 0, size = 1600; |
1395d3f0 S |
966 | ssize_t retval = 0; |
967 | ||
968 | buf = kzalloc(size, GFP_KERNEL); | |
969 | if (buf == NULL) | |
04236066 | 970 | return -ENOMEM; |
1395d3f0 | 971 | |
c3b9f9e8 SM |
972 | RXS_ERR("PKTS-ALL", rx_pkts_all); |
973 | RXS_ERR("BYTES-ALL", rx_bytes_all); | |
974 | RXS_ERR("BEACONS", rx_beacons); | |
975 | RXS_ERR("FRAGS", rx_frags); | |
976 | RXS_ERR("SPECTRAL", rx_spectral); | |
977 | ||
24a0731e BG |
978 | RXS_ERR("CRC ERR", crc_err); |
979 | RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); | |
980 | RXS_ERR("PHY ERR", phy_err); | |
981 | RXS_ERR("MIC ERR", mic_err); | |
982 | RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); | |
983 | RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); | |
984 | RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); | |
c3b9f9e8 SM |
985 | RXS_ERR("LENGTH-ERR", rx_len_err); |
986 | RXS_ERR("OOM-ERR", rx_oom_err); | |
987 | RXS_ERR("RATE-ERR", rx_rate_err); | |
988 | RXS_ERR("TOO-MANY-FRAGS", rx_too_many_frags_err); | |
99c15bf5 | 989 | |
2b87f3aa DC |
990 | if (len > size) |
991 | len = size; | |
992 | ||
1395d3f0 S |
993 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
994 | kfree(buf); | |
995 | ||
996 | return retval; | |
997 | ||
24a0731e | 998 | #undef RXS_ERR |
1395d3f0 S |
999 | } |
1000 | ||
8e6f5aa2 | 1001 | void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) |
1395d3f0 | 1002 | { |
1395d3f0 S |
1003 | #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ |
1004 | ||
99c15bf5 BG |
1005 | RX_STAT_INC(rx_pkts_all); |
1006 | sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; | |
1007 | ||
8e6f5aa2 | 1008 | if (rs->rs_status & ATH9K_RXERR_CRC) |
1395d3f0 | 1009 | RX_STAT_INC(crc_err); |
8e6f5aa2 | 1010 | if (rs->rs_status & ATH9K_RXERR_DECRYPT) |
1395d3f0 | 1011 | RX_STAT_INC(decrypt_crc_err); |
8e6f5aa2 | 1012 | if (rs->rs_status & ATH9K_RXERR_MIC) |
1395d3f0 | 1013 | RX_STAT_INC(mic_err); |
8e6f5aa2 | 1014 | if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) |
1395d3f0 | 1015 | RX_STAT_INC(pre_delim_crc_err); |
8e6f5aa2 | 1016 | if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) |
1395d3f0 | 1017 | RX_STAT_INC(post_delim_crc_err); |
8e6f5aa2 | 1018 | if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) |
1395d3f0 S |
1019 | RX_STAT_INC(decrypt_busy_err); |
1020 | ||
8e6f5aa2 | 1021 | if (rs->rs_status & ATH9K_RXERR_PHY) { |
1395d3f0 | 1022 | RX_STAT_INC(phy_err); |
dbb07f00 SM |
1023 | if (rs->rs_phyerr < ATH9K_PHYERR_MAX) |
1024 | RX_PHY_ERR_INC(rs->rs_phyerr); | |
1395d3f0 S |
1025 | } |
1026 | ||
1395d3f0 S |
1027 | #undef RX_PHY_ERR_INC |
1028 | } | |
1029 | ||
1030 | static const struct file_operations fops_recv = { | |
1031 | .read = read_file_recv, | |
234e3405 | 1032 | .open = simple_open, |
6038f373 AB |
1033 | .owner = THIS_MODULE, |
1034 | .llseek = default_llseek, | |
1395d3f0 S |
1035 | }; |
1036 | ||
c3b9f9e8 SM |
1037 | static ssize_t read_file_phy_err(struct file *file, char __user *user_buf, |
1038 | size_t count, loff_t *ppos) | |
1039 | { | |
1040 | #define PHY_ERR(s, p) \ | |
1041 | len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \ | |
1042 | sc->debug.stats.rxstats.phy_err_stats[p]); | |
1043 | ||
1044 | struct ath_softc *sc = file->private_data; | |
1045 | char *buf; | |
1046 | unsigned int len = 0, size = 1600; | |
1047 | ssize_t retval = 0; | |
1048 | ||
1049 | buf = kzalloc(size, GFP_KERNEL); | |
1050 | if (buf == NULL) | |
1051 | return -ENOMEM; | |
1052 | ||
1053 | PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); | |
1054 | PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); | |
1055 | PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); | |
1056 | PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); | |
1057 | PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); | |
1058 | PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); | |
1059 | PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); | |
1060 | PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); | |
1061 | PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); | |
1062 | PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); | |
1063 | PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); | |
1064 | PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); | |
1065 | PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); | |
1066 | PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); | |
1067 | PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); | |
1068 | PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); | |
1069 | PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); | |
1070 | PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); | |
1071 | PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); | |
1072 | PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); | |
1073 | PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); | |
1074 | PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); | |
1075 | PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); | |
1076 | PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); | |
1077 | PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); | |
1078 | PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); | |
1079 | ||
1080 | if (len > size) | |
1081 | len = size; | |
1082 | ||
1083 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1084 | kfree(buf); | |
1085 | ||
1086 | return retval; | |
1087 | ||
1088 | #undef PHY_ERR | |
1089 | } | |
1090 | ||
1091 | static const struct file_operations fops_phy_err = { | |
1092 | .read = read_file_phy_err, | |
1093 | .open = simple_open, | |
1094 | .owner = THIS_MODULE, | |
1095 | .llseek = default_llseek, | |
1096 | }; | |
1097 | ||
9bff0bc4 FF |
1098 | static ssize_t read_file_regidx(struct file *file, char __user *user_buf, |
1099 | size_t count, loff_t *ppos) | |
1100 | { | |
1101 | struct ath_softc *sc = file->private_data; | |
1102 | char buf[32]; | |
1103 | unsigned int len; | |
1104 | ||
2b87f3aa | 1105 | len = sprintf(buf, "0x%08x\n", sc->debug.regidx); |
9bff0bc4 FF |
1106 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1107 | } | |
1108 | ||
1109 | static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, | |
1110 | size_t count, loff_t *ppos) | |
1111 | { | |
1112 | struct ath_softc *sc = file->private_data; | |
1113 | unsigned long regidx; | |
1114 | char buf[32]; | |
1115 | ssize_t len; | |
1116 | ||
1117 | len = min(count, sizeof(buf) - 1); | |
1118 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 1119 | return -EFAULT; |
9bff0bc4 FF |
1120 | |
1121 | buf[len] = '\0'; | |
27d7f477 | 1122 | if (kstrtoul(buf, 0, ®idx)) |
9bff0bc4 FF |
1123 | return -EINVAL; |
1124 | ||
1125 | sc->debug.regidx = regidx; | |
1126 | return count; | |
1127 | } | |
1128 | ||
1129 | static const struct file_operations fops_regidx = { | |
1130 | .read = read_file_regidx, | |
1131 | .write = write_file_regidx, | |
234e3405 | 1132 | .open = simple_open, |
6038f373 AB |
1133 | .owner = THIS_MODULE, |
1134 | .llseek = default_llseek, | |
9bff0bc4 FF |
1135 | }; |
1136 | ||
1137 | static ssize_t read_file_regval(struct file *file, char __user *user_buf, | |
1138 | size_t count, loff_t *ppos) | |
1139 | { | |
1140 | struct ath_softc *sc = file->private_data; | |
1141 | struct ath_hw *ah = sc->sc_ah; | |
1142 | char buf[32]; | |
1143 | unsigned int len; | |
1144 | u32 regval; | |
1145 | ||
79d2b157 | 1146 | ath9k_ps_wakeup(sc); |
9bff0bc4 | 1147 | regval = REG_READ_D(ah, sc->debug.regidx); |
79d2b157 | 1148 | ath9k_ps_restore(sc); |
2b87f3aa | 1149 | len = sprintf(buf, "0x%08x\n", regval); |
9bff0bc4 FF |
1150 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1151 | } | |
1152 | ||
1153 | static ssize_t write_file_regval(struct file *file, const char __user *user_buf, | |
1154 | size_t count, loff_t *ppos) | |
1155 | { | |
1156 | struct ath_softc *sc = file->private_data; | |
1157 | struct ath_hw *ah = sc->sc_ah; | |
1158 | unsigned long regval; | |
1159 | char buf[32]; | |
1160 | ssize_t len; | |
1161 | ||
1162 | len = min(count, sizeof(buf) - 1); | |
1163 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 1164 | return -EFAULT; |
9bff0bc4 FF |
1165 | |
1166 | buf[len] = '\0'; | |
27d7f477 | 1167 | if (kstrtoul(buf, 0, ®val)) |
9bff0bc4 FF |
1168 | return -EINVAL; |
1169 | ||
79d2b157 | 1170 | ath9k_ps_wakeup(sc); |
9bff0bc4 | 1171 | REG_WRITE_D(ah, sc->debug.regidx, regval); |
79d2b157 | 1172 | ath9k_ps_restore(sc); |
9bff0bc4 FF |
1173 | return count; |
1174 | } | |
1175 | ||
1176 | static const struct file_operations fops_regval = { | |
1177 | .read = read_file_regval, | |
1178 | .write = write_file_regval, | |
234e3405 | 1179 | .open = simple_open, |
6038f373 AB |
1180 | .owner = THIS_MODULE, |
1181 | .llseek = default_llseek, | |
9bff0bc4 FF |
1182 | }; |
1183 | ||
582d0064 VT |
1184 | #define REGDUMP_LINE_SIZE 20 |
1185 | ||
1186 | static int open_file_regdump(struct inode *inode, struct file *file) | |
1187 | { | |
1188 | struct ath_softc *sc = inode->i_private; | |
1189 | unsigned int len = 0; | |
1190 | u8 *buf; | |
1191 | int i; | |
1192 | unsigned long num_regs, regdump_len, max_reg_offset; | |
1193 | ||
1194 | max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; | |
1195 | num_regs = max_reg_offset / 4 + 1; | |
1196 | regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; | |
1197 | buf = vmalloc(regdump_len); | |
1198 | if (!buf) | |
1199 | return -ENOMEM; | |
1200 | ||
1201 | ath9k_ps_wakeup(sc); | |
1202 | for (i = 0; i < num_regs; i++) | |
1203 | len += scnprintf(buf + len, regdump_len - len, | |
1204 | "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); | |
1205 | ath9k_ps_restore(sc); | |
1206 | ||
1207 | file->private_data = buf; | |
1208 | ||
1209 | return 0; | |
1210 | } | |
1211 | ||
1212 | static const struct file_operations fops_regdump = { | |
1213 | .open = open_file_regdump, | |
1214 | .read = ath9k_debugfs_read_buf, | |
1215 | .release = ath9k_debugfs_release_buf, | |
1216 | .owner = THIS_MODULE, | |
1217 | .llseek = default_llseek,/* read accesses f_pos */ | |
1218 | }; | |
1219 | ||
d069a46b RM |
1220 | static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, |
1221 | size_t count, loff_t *ppos) | |
1222 | { | |
1223 | struct ath_softc *sc = file->private_data; | |
1224 | struct ath_hw *ah = sc->sc_ah; | |
1225 | struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; | |
1226 | struct ath_common *common = ath9k_hw_common(ah); | |
1227 | struct ieee80211_conf *conf = &common->hw->conf; | |
1228 | u32 len = 0, size = 1500; | |
1229 | u32 i, j; | |
1230 | ssize_t retval = 0; | |
1231 | char *buf; | |
1232 | u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; | |
1233 | u8 nread; | |
1234 | ||
1235 | buf = kzalloc(size, GFP_KERNEL); | |
1236 | if (!buf) | |
1237 | return -ENOMEM; | |
1238 | ||
5e88ba62 ZK |
1239 | len += scnprintf(buf + len, size - len, |
1240 | "Channel Noise Floor : %d\n", ah->noise); | |
1241 | len += scnprintf(buf + len, size - len, | |
1242 | "Chain | privNF | # Readings | NF Readings\n"); | |
d069a46b RM |
1243 | for (i = 0; i < NUM_NF_READINGS; i++) { |
1244 | if (!(chainmask & (1 << i)) || | |
1245 | ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) | |
1246 | continue; | |
1247 | ||
1248 | nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; | |
5e88ba62 ZK |
1249 | len += scnprintf(buf + len, size - len, " %d\t %d\t %d\t\t", |
1250 | i, h[i].privNF, nread); | |
d069a46b | 1251 | for (j = 0; j < nread; j++) |
5e88ba62 ZK |
1252 | len += scnprintf(buf + len, size - len, |
1253 | " %d", h[i].nfCalBuffer[j]); | |
1254 | len += scnprintf(buf + len, size - len, "\n"); | |
d069a46b RM |
1255 | } |
1256 | ||
1257 | if (len > size) | |
1258 | len = size; | |
1259 | ||
1260 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1261 | kfree(buf); | |
1262 | ||
1263 | return retval; | |
1264 | } | |
1265 | ||
1266 | static const struct file_operations fops_dump_nfcal = { | |
1267 | .read = read_file_dump_nfcal, | |
234e3405 | 1268 | .open = simple_open, |
d069a46b RM |
1269 | .owner = THIS_MODULE, |
1270 | .llseek = default_llseek, | |
1271 | }; | |
1272 | ||
580f010f RM |
1273 | static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, |
1274 | size_t count, loff_t *ppos) | |
1275 | { | |
1276 | struct ath_softc *sc = file->private_data; | |
1277 | struct ath_hw *ah = sc->sc_ah; | |
1278 | u32 len = 0, size = 1500; | |
1279 | ssize_t retval = 0; | |
1280 | char *buf; | |
1281 | ||
1282 | buf = kzalloc(size, GFP_KERNEL); | |
1283 | if (!buf) | |
1284 | return -ENOMEM; | |
1285 | ||
1286 | len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); | |
1287 | ||
1288 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1289 | kfree(buf); | |
1290 | ||
1291 | return retval; | |
1292 | } | |
1293 | ||
1294 | static const struct file_operations fops_base_eeprom = { | |
1295 | .read = read_file_base_eeprom, | |
234e3405 | 1296 | .open = simple_open, |
580f010f RM |
1297 | .owner = THIS_MODULE, |
1298 | .llseek = default_llseek, | |
1299 | }; | |
1300 | ||
3f4c4bdd RM |
1301 | static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, |
1302 | size_t count, loff_t *ppos) | |
1303 | { | |
1304 | struct ath_softc *sc = file->private_data; | |
1305 | struct ath_hw *ah = sc->sc_ah; | |
1306 | u32 len = 0, size = 6000; | |
1307 | char *buf; | |
1308 | size_t retval; | |
1309 | ||
1310 | buf = kzalloc(size, GFP_KERNEL); | |
1311 | if (buf == NULL) | |
1312 | return -ENOMEM; | |
1313 | ||
1314 | len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); | |
1315 | ||
1316 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1317 | kfree(buf); | |
1318 | ||
1319 | return retval; | |
1320 | } | |
1321 | ||
1322 | static const struct file_operations fops_modal_eeprom = { | |
1323 | .read = read_file_modal_eeprom, | |
234e3405 | 1324 | .open = simple_open, |
3f4c4bdd RM |
1325 | .owner = THIS_MODULE, |
1326 | .llseek = default_llseek, | |
1327 | }; | |
1328 | ||
4df50ca8 RM |
1329 | #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT |
1330 | static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, | |
1331 | size_t count, loff_t *ppos) | |
1332 | { | |
1333 | struct ath_softc *sc = file->private_data; | |
1334 | u32 len = 0, size = 1500; | |
1335 | char *buf; | |
1336 | size_t retval; | |
1337 | ||
1338 | buf = kzalloc(size, GFP_KERNEL); | |
1339 | if (buf == NULL) | |
1340 | return -ENOMEM; | |
1341 | ||
ac46ba43 | 1342 | if (!sc->sc_ah->common.btcoex_enabled) { |
5e88ba62 ZK |
1343 | len = scnprintf(buf, size, "%s\n", |
1344 | "BTCOEX is disabled"); | |
ac46ba43 SM |
1345 | goto exit; |
1346 | } | |
4df50ca8 | 1347 | |
ac46ba43 SM |
1348 | len = ath9k_dump_btcoex(sc, buf, size); |
1349 | exit: | |
4df50ca8 RM |
1350 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1351 | kfree(buf); | |
1352 | ||
1353 | return retval; | |
1354 | } | |
1355 | ||
1356 | static const struct file_operations fops_btcoex = { | |
1357 | .read = read_file_btcoex, | |
1358 | .open = simple_open, | |
1359 | .owner = THIS_MODULE, | |
1360 | .llseek = default_llseek, | |
1361 | }; | |
1362 | #endif | |
1363 | ||
c175db87 SM |
1364 | /* Ethtool support for get-stats */ |
1365 | ||
1366 | #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" | |
1367 | static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = { | |
1368 | "tx_pkts_nic", | |
1369 | "tx_bytes_nic", | |
1370 | "rx_pkts_nic", | |
1371 | "rx_bytes_nic", | |
1372 | AMKSTR(d_tx_pkts), | |
1373 | AMKSTR(d_tx_bytes), | |
1374 | AMKSTR(d_tx_mpdus_queued), | |
1375 | AMKSTR(d_tx_mpdus_completed), | |
1376 | AMKSTR(d_tx_mpdu_xretries), | |
1377 | AMKSTR(d_tx_aggregates), | |
1378 | AMKSTR(d_tx_ampdus_queued_hw), | |
1379 | AMKSTR(d_tx_ampdus_queued_sw), | |
1380 | AMKSTR(d_tx_ampdus_completed), | |
1381 | AMKSTR(d_tx_ampdu_retries), | |
1382 | AMKSTR(d_tx_ampdu_xretries), | |
1383 | AMKSTR(d_tx_fifo_underrun), | |
1384 | AMKSTR(d_tx_op_exceeded), | |
1385 | AMKSTR(d_tx_timer_expiry), | |
1386 | AMKSTR(d_tx_desc_cfg_err), | |
1387 | AMKSTR(d_tx_data_underrun), | |
1388 | AMKSTR(d_tx_delim_underrun), | |
18c45b10 | 1389 | "d_rx_crc_err", |
c175db87 SM |
1390 | "d_rx_decrypt_crc_err", |
1391 | "d_rx_phy_err", | |
1392 | "d_rx_mic_err", | |
1393 | "d_rx_pre_delim_crc_err", | |
1394 | "d_rx_post_delim_crc_err", | |
1395 | "d_rx_decrypt_busy_err", | |
1396 | ||
1397 | "d_rx_phyerr_radar", | |
1398 | "d_rx_phyerr_ofdm_timing", | |
1399 | "d_rx_phyerr_cck_timing", | |
1400 | ||
1401 | }; | |
1402 | #define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats) | |
1403 | ||
1404 | void ath9k_get_et_strings(struct ieee80211_hw *hw, | |
1405 | struct ieee80211_vif *vif, | |
1406 | u32 sset, u8 *data) | |
1407 | { | |
1408 | if (sset == ETH_SS_STATS) | |
1409 | memcpy(data, *ath9k_gstrings_stats, | |
1410 | sizeof(ath9k_gstrings_stats)); | |
1411 | } | |
1412 | ||
1413 | int ath9k_get_et_sset_count(struct ieee80211_hw *hw, | |
1414 | struct ieee80211_vif *vif, int sset) | |
1415 | { | |
1416 | if (sset == ETH_SS_STATS) | |
1417 | return ATH9K_SSTATS_LEN; | |
1418 | return 0; | |
1419 | } | |
1420 | ||
1421 | #define AWDATA(elem) \ | |
1422 | do { \ | |
1423 | data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \ | |
1424 | data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \ | |
1425 | data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \ | |
1426 | data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \ | |
1427 | } while (0) | |
1428 | ||
1429 | #define AWDATA_RX(elem) \ | |
1430 | do { \ | |
1431 | data[i++] = sc->debug.stats.rxstats.elem; \ | |
1432 | } while (0) | |
1433 | ||
1434 | void ath9k_get_et_stats(struct ieee80211_hw *hw, | |
1435 | struct ieee80211_vif *vif, | |
1436 | struct ethtool_stats *stats, u64 *data) | |
1437 | { | |
1438 | struct ath_softc *sc = hw->priv; | |
1439 | int i = 0; | |
1440 | ||
1441 | data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all + | |
1442 | sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all + | |
1443 | sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all + | |
1444 | sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all); | |
1445 | data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all + | |
1446 | sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all + | |
1447 | sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all + | |
1448 | sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all); | |
1449 | AWDATA_RX(rx_pkts_all); | |
1450 | AWDATA_RX(rx_bytes_all); | |
1451 | ||
1452 | AWDATA(tx_pkts_all); | |
1453 | AWDATA(tx_bytes_all); | |
1454 | AWDATA(queued); | |
1455 | AWDATA(completed); | |
1456 | AWDATA(xretries); | |
1457 | AWDATA(a_aggr); | |
1458 | AWDATA(a_queued_hw); | |
1459 | AWDATA(a_queued_sw); | |
1460 | AWDATA(a_completed); | |
1461 | AWDATA(a_retries); | |
1462 | AWDATA(a_xretries); | |
1463 | AWDATA(fifo_underrun); | |
1464 | AWDATA(xtxop); | |
1465 | AWDATA(timer_exp); | |
1466 | AWDATA(desc_cfg_err); | |
1467 | AWDATA(data_underrun); | |
1468 | AWDATA(delim_underrun); | |
1469 | ||
18c45b10 | 1470 | AWDATA_RX(crc_err); |
c175db87 SM |
1471 | AWDATA_RX(decrypt_crc_err); |
1472 | AWDATA_RX(phy_err); | |
1473 | AWDATA_RX(mic_err); | |
1474 | AWDATA_RX(pre_delim_crc_err); | |
1475 | AWDATA_RX(post_delim_crc_err); | |
1476 | AWDATA_RX(decrypt_busy_err); | |
1477 | ||
1478 | AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]); | |
1479 | AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]); | |
1480 | AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]); | |
1481 | ||
1482 | WARN_ON(i != ATH9K_SSTATS_LEN); | |
1483 | } | |
1484 | ||
af690092 SM |
1485 | void ath9k_deinit_debug(struct ath_softc *sc) |
1486 | { | |
f65c0825 | 1487 | ath9k_spectral_deinit_debug(sc); |
af690092 SM |
1488 | } |
1489 | ||
4d6b228d | 1490 | int ath9k_init_debug(struct ath_hw *ah) |
88b126af | 1491 | { |
bc974f4a LR |
1492 | struct ath_common *common = ath9k_hw_common(ah); |
1493 | struct ath_softc *sc = (struct ath_softc *) common->priv; | |
4d6b228d | 1494 | |
eb272441 BG |
1495 | sc->debug.debugfs_phy = debugfs_create_dir("ath9k", |
1496 | sc->hw->wiphy->debugfsdir); | |
17d7904d | 1497 | if (!sc->debug.debugfs_phy) |
c8a72c00 | 1498 | return -ENOMEM; |
826d2680 | 1499 | |
a830df07 | 1500 | #ifdef CONFIG_ATH_DEBUG |
c70cab1a FF |
1501 | debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1502 | sc, &fops_debug); | |
a830df07 | 1503 | #endif |
29942bc1 ZK |
1504 | |
1505 | ath9k_dfs_init_debug(sc); | |
ef6b19e4 | 1506 | ath9k_tx99_init_debug(sc); |
f65c0825 | 1507 | ath9k_spectral_init_debug(sc); |
29942bc1 | 1508 | |
c70cab1a FF |
1509 | debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, |
1510 | &fops_dma); | |
1511 | debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1512 | &fops_interrupt); | |
c70cab1a FF |
1513 | debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, |
1514 | &fops_xmit); | |
c0b74876 SM |
1515 | debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc, |
1516 | &fops_queues); | |
7702e788 | 1517 | debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
bea843c7 | 1518 | &sc->tx.txq_max_pending[IEEE80211_AC_BK]); |
7702e788 | 1519 | debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
bea843c7 | 1520 | &sc->tx.txq_max_pending[IEEE80211_AC_BE]); |
7702e788 | 1521 | debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
bea843c7 | 1522 | &sc->tx.txq_max_pending[IEEE80211_AC_VI]); |
7702e788 | 1523 | debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
bea843c7 | 1524 | &sc->tx.txq_max_pending[IEEE80211_AC_VO]); |
c70cab1a FF |
1525 | debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, |
1526 | &fops_misc); | |
f8b815dc SM |
1527 | debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc, |
1528 | &fops_reset); | |
c70cab1a FF |
1529 | debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, |
1530 | &fops_recv); | |
c3b9f9e8 SM |
1531 | debugfs_create_file("phy_err", S_IRUSR, sc->debug.debugfs_phy, sc, |
1532 | &fops_phy_err); | |
ca6d4a74 FF |
1533 | debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy, |
1534 | &ah->rxchainmask); | |
1535 | debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy, | |
1536 | &ah->txchainmask); | |
6e4d291e SM |
1537 | debugfs_create_file("ani", S_IRUSR | S_IWUSR, |
1538 | sc->debug.debugfs_phy, sc, &fops_ani); | |
74673db9 FF |
1539 | debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1540 | &sc->sc_ah->config.enable_paprd); | |
c70cab1a FF |
1541 | debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1542 | sc, &fops_regidx); | |
1543 | debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, | |
1544 | sc, &fops_regval); | |
1545 | debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, | |
1546 | sc->debug.debugfs_phy, | |
1547 | &ah->config.cwm_ignore_extcca); | |
1548 | debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1549 | &fops_regdump); | |
d069a46b RM |
1550 | debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, |
1551 | &fops_dump_nfcal); | |
580f010f RM |
1552 | debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, |
1553 | &fops_base_eeprom); | |
3f4c4bdd RM |
1554 | debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, |
1555 | &fops_modal_eeprom); | |
691680b8 FF |
1556 | debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, |
1557 | sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); | |
691680b8 FF |
1558 | debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, |
1559 | sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); | |
4eba10cc SM |
1560 | debugfs_create_file("antenna_diversity", S_IRUSR, |
1561 | sc->debug.debugfs_phy, sc, &fops_antenna_diversity); | |
4df50ca8 | 1562 | #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT |
36e8825e SM |
1563 | debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, |
1564 | sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); | |
4df50ca8 RM |
1565 | debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, |
1566 | &fops_btcoex); | |
1567 | #endif | |
89f927af | 1568 | |
826d2680 | 1569 | return 0; |
88b126af | 1570 | } |