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Commit | Line | Data |
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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 | ||
2a163c6d | 29 | |
582d0064 VT |
30 | static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, |
31 | size_t count, loff_t *ppos) | |
32 | { | |
33 | u8 *buf = file->private_data; | |
34 | return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); | |
35 | } | |
36 | ||
37 | static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) | |
38 | { | |
39 | vfree(file->private_data); | |
40 | return 0; | |
41 | } | |
42 | ||
a830df07 FF |
43 | #ifdef CONFIG_ATH_DEBUG |
44 | ||
2493928e JH |
45 | static ssize_t read_file_debug(struct file *file, char __user *user_buf, |
46 | size_t count, loff_t *ppos) | |
47 | { | |
48 | struct ath_softc *sc = file->private_data; | |
c46917bb | 49 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); |
2493928e | 50 | char buf[32]; |
581f725c VT |
51 | unsigned int len; |
52 | ||
2b87f3aa | 53 | len = sprintf(buf, "0x%08x\n", common->debug_mask); |
2493928e JH |
54 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
55 | } | |
56 | ||
57 | static ssize_t write_file_debug(struct file *file, const char __user *user_buf, | |
58 | size_t count, loff_t *ppos) | |
59 | { | |
60 | struct ath_softc *sc = file->private_data; | |
c46917bb | 61 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); |
2493928e JH |
62 | unsigned long mask; |
63 | char buf[32]; | |
581f725c VT |
64 | ssize_t len; |
65 | ||
66 | len = min(count, sizeof(buf) - 1); | |
67 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 68 | return -EFAULT; |
581f725c VT |
69 | |
70 | buf[len] = '\0'; | |
27d7f477 | 71 | if (kstrtoul(buf, 0, &mask)) |
581f725c VT |
72 | return -EINVAL; |
73 | ||
c46917bb | 74 | common->debug_mask = mask; |
2493928e JH |
75 | return count; |
76 | } | |
77 | ||
78 | static const struct file_operations fops_debug = { | |
79 | .read = read_file_debug, | |
80 | .write = write_file_debug, | |
234e3405 | 81 | .open = simple_open, |
6038f373 AB |
82 | .owner = THIS_MODULE, |
83 | .llseek = default_llseek, | |
2493928e JH |
84 | }; |
85 | ||
a830df07 FF |
86 | #endif |
87 | ||
991a0987 PR |
88 | #define DMA_BUF_LEN 1024 |
89 | ||
15340694 | 90 | |
6e4d291e | 91 | static ssize_t read_file_ani(struct file *file, char __user *user_buf, |
05c0be2f MSS |
92 | size_t count, loff_t *ppos) |
93 | { | |
94 | struct ath_softc *sc = file->private_data; | |
95 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
6e4d291e SM |
96 | struct ath_hw *ah = sc->sc_ah; |
97 | unsigned int len = 0, size = 1024; | |
98 | ssize_t retval = 0; | |
99 | char *buf; | |
05c0be2f | 100 | |
6e4d291e SM |
101 | buf = kzalloc(size, GFP_KERNEL); |
102 | if (buf == NULL) | |
103 | return -ENOMEM; | |
104 | ||
105 | if (common->disable_ani) { | |
5e88ba62 ZK |
106 | len += scnprintf(buf + len, size - len, "%s: %s\n", |
107 | "ANI", "DISABLED"); | |
6e4d291e SM |
108 | goto exit; |
109 | } | |
110 | ||
5e88ba62 ZK |
111 | len += scnprintf(buf + len, size - len, "%15s: %s\n", |
112 | "ANI", "ENABLED"); | |
113 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
114 | "ANI RESET", ah->stats.ast_ani_reset); | |
115 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
116 | "SPUR UP", ah->stats.ast_ani_spurup); | |
117 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
118 | "SPUR DOWN", ah->stats.ast_ani_spurup); | |
119 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
120 | "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); | |
121 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
122 | "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); | |
123 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
124 | "MRC-CCK ON", ah->stats.ast_ani_ccklow); | |
125 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
126 | "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); | |
127 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
128 | "FIR-STEP UP", ah->stats.ast_ani_stepup); | |
129 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
130 | "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); | |
131 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
132 | "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); | |
133 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
134 | "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); | |
135 | len += scnprintf(buf + len, size - len, "%15s: %u\n", | |
136 | "CCK ERRORS", ah->stats.ast_ani_cckerrs); | |
6e4d291e SM |
137 | exit: |
138 | if (len > size) | |
139 | len = size; | |
140 | ||
141 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
142 | kfree(buf); | |
143 | ||
144 | return retval; | |
05c0be2f MSS |
145 | } |
146 | ||
6e4d291e SM |
147 | static ssize_t write_file_ani(struct file *file, |
148 | const char __user *user_buf, | |
149 | size_t count, loff_t *ppos) | |
05c0be2f MSS |
150 | { |
151 | struct ath_softc *sc = file->private_data; | |
152 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
6e4d291e | 153 | unsigned long ani; |
05c0be2f MSS |
154 | char buf[32]; |
155 | ssize_t len; | |
156 | ||
157 | len = min(count, sizeof(buf) - 1); | |
158 | if (copy_from_user(buf, user_buf, len)) | |
159 | return -EFAULT; | |
160 | ||
161 | buf[len] = '\0'; | |
3899ba90 | 162 | if (kstrtoul(buf, 0, &ani)) |
05c0be2f MSS |
163 | return -EINVAL; |
164 | ||
6e4d291e | 165 | if (ani < 0 || ani > 1) |
05c0be2f MSS |
166 | return -EINVAL; |
167 | ||
6e4d291e | 168 | common->disable_ani = !ani; |
05c0be2f | 169 | |
6e4d291e | 170 | if (common->disable_ani) { |
781b14a3 | 171 | clear_bit(SC_OP_ANI_RUN, &sc->sc_flags); |
da0d45f7 | 172 | ath_stop_ani(sc); |
05c0be2f | 173 | } else { |
da0d45f7 | 174 | ath_check_ani(sc); |
05c0be2f MSS |
175 | } |
176 | ||
177 | return count; | |
178 | } | |
179 | ||
6e4d291e SM |
180 | static const struct file_operations fops_ani = { |
181 | .read = read_file_ani, | |
182 | .write = write_file_ani, | |
234e3405 | 183 | .open = simple_open, |
05c0be2f MSS |
184 | .owner = THIS_MODULE, |
185 | .llseek = default_llseek, | |
186 | }; | |
15340694 | 187 | |
36e8825e SM |
188 | #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT |
189 | ||
63081305 SM |
190 | static ssize_t read_file_bt_ant_diversity(struct file *file, |
191 | char __user *user_buf, | |
192 | size_t count, loff_t *ppos) | |
302a3c3a SM |
193 | { |
194 | struct ath_softc *sc = file->private_data; | |
195 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
196 | char buf[32]; | |
197 | unsigned int len; | |
198 | ||
63081305 | 199 | len = sprintf(buf, "%d\n", common->bt_ant_diversity); |
302a3c3a SM |
200 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
201 | } | |
202 | ||
63081305 SM |
203 | static ssize_t write_file_bt_ant_diversity(struct file *file, |
204 | const char __user *user_buf, | |
205 | size_t count, loff_t *ppos) | |
302a3c3a SM |
206 | { |
207 | struct ath_softc *sc = file->private_data; | |
208 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
3f2da955 | 209 | struct ath9k_hw_capabilities *pCap = &sc->sc_ah->caps; |
63081305 | 210 | unsigned long bt_ant_diversity; |
302a3c3a SM |
211 | char buf[32]; |
212 | ssize_t len; | |
213 | ||
214 | len = min(count, sizeof(buf) - 1); | |
215 | if (copy_from_user(buf, user_buf, len)) | |
216 | return -EFAULT; | |
217 | ||
3f2da955 SM |
218 | if (!(pCap->hw_caps & ATH9K_HW_CAP_BT_ANT_DIV)) |
219 | goto exit; | |
220 | ||
302a3c3a | 221 | buf[len] = '\0'; |
63081305 | 222 | if (kstrtoul(buf, 0, &bt_ant_diversity)) |
302a3c3a SM |
223 | return -EINVAL; |
224 | ||
63081305 | 225 | common->bt_ant_diversity = !!bt_ant_diversity; |
302a3c3a | 226 | ath9k_ps_wakeup(sc); |
047dc3ac | 227 | ath9k_hw_set_bt_ant_diversity(sc->sc_ah, common->bt_ant_diversity); |
63081305 SM |
228 | ath_dbg(common, CONFIG, "Enable WLAN/BT RX Antenna diversity: %d\n", |
229 | common->bt_ant_diversity); | |
302a3c3a | 230 | ath9k_ps_restore(sc); |
3f2da955 | 231 | exit: |
302a3c3a SM |
232 | return count; |
233 | } | |
234 | ||
63081305 SM |
235 | static const struct file_operations fops_bt_ant_diversity = { |
236 | .read = read_file_bt_ant_diversity, | |
237 | .write = write_file_bt_ant_diversity, | |
302a3c3a SM |
238 | .open = simple_open, |
239 | .owner = THIS_MODULE, | |
240 | .llseek = default_llseek, | |
241 | }; | |
242 | ||
36e8825e SM |
243 | #endif |
244 | ||
e3d52914 SM |
245 | void ath9k_debug_stat_ant(struct ath_softc *sc, |
246 | struct ath_hw_antcomb_conf *div_ant_conf, | |
247 | int main_rssi_avg, int alt_rssi_avg) | |
248 | { | |
249 | struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; | |
250 | struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; | |
251 | ||
252 | as_main->lna_attempt_cnt[div_ant_conf->main_lna_conf]++; | |
253 | as_alt->lna_attempt_cnt[div_ant_conf->alt_lna_conf]++; | |
254 | ||
255 | as_main->rssi_avg = main_rssi_avg; | |
256 | as_alt->rssi_avg = alt_rssi_avg; | |
257 | } | |
258 | ||
4eba10cc SM |
259 | static ssize_t read_file_antenna_diversity(struct file *file, |
260 | char __user *user_buf, | |
261 | size_t count, loff_t *ppos) | |
262 | { | |
263 | struct ath_softc *sc = file->private_data; | |
264 | struct ath_hw *ah = sc->sc_ah; | |
265 | struct ath9k_hw_capabilities *pCap = &ah->caps; | |
266 | struct ath_antenna_stats *as_main = &sc->debug.stats.ant_stats[ANT_MAIN]; | |
267 | struct ath_antenna_stats *as_alt = &sc->debug.stats.ant_stats[ANT_ALT]; | |
e3d52914 | 268 | struct ath_hw_antcomb_conf div_ant_conf; |
4eba10cc SM |
269 | unsigned int len = 0, size = 1024; |
270 | ssize_t retval = 0; | |
271 | char *buf; | |
e3d52914 SM |
272 | char *lna_conf_str[4] = {"LNA1_MINUS_LNA2", |
273 | "LNA2", | |
274 | "LNA1", | |
275 | "LNA1_PLUS_LNA2"}; | |
4eba10cc SM |
276 | |
277 | buf = kzalloc(size, GFP_KERNEL); | |
278 | if (buf == NULL) | |
279 | return -ENOMEM; | |
280 | ||
281 | if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { | |
5e88ba62 ZK |
282 | len += scnprintf(buf + len, size - len, "%s\n", |
283 | "Antenna Diversity Combining is disabled"); | |
4eba10cc SM |
284 | goto exit; |
285 | } | |
286 | ||
e3d52914 SM |
287 | ath9k_ps_wakeup(sc); |
288 | ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); | |
5e88ba62 ZK |
289 | len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n", |
290 | lna_conf_str[div_ant_conf.main_lna_conf]); | |
291 | len += scnprintf(buf + len, size - len, "Current ALT config : %s\n", | |
292 | lna_conf_str[div_ant_conf.alt_lna_conf]); | |
293 | len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", | |
294 | as_main->rssi_avg); | |
295 | len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", | |
296 | as_alt->rssi_avg); | |
e3d52914 SM |
297 | ath9k_ps_restore(sc); |
298 | ||
5e88ba62 ZK |
299 | len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n"); |
300 | len += scnprintf(buf + len, size - len, "-------------------\n"); | |
301 | ||
302 | len += scnprintf(buf + len, size - len, "%30s%15s\n", | |
303 | "MAIN", "ALT"); | |
304 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
305 | "TOTAL COUNT", | |
306 | as_main->recv_cnt, | |
307 | as_alt->recv_cnt); | |
308 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
309 | "LNA1", | |
310 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], | |
311 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); | |
312 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
313 | "LNA2", | |
314 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], | |
315 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); | |
316 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
317 | "LNA1 + LNA2", | |
318 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], | |
319 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); | |
320 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
321 | "LNA1 - LNA2", | |
322 | as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], | |
323 | as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); | |
324 | ||
325 | len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); | |
326 | len += scnprintf(buf + len, size - len, "--------------------\n"); | |
327 | ||
328 | len += scnprintf(buf + len, size - len, "%30s%15s\n", | |
329 | "MAIN", "ALT"); | |
330 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
331 | "LNA1", | |
332 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], | |
333 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); | |
334 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
335 | "LNA2", | |
336 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], | |
337 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); | |
338 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
339 | "LNA1 + LNA2", | |
340 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], | |
341 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); | |
342 | len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", | |
343 | "LNA1 - LNA2", | |
344 | as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], | |
345 | as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); | |
e3d52914 | 346 | |
4eba10cc SM |
347 | exit: |
348 | if (len > size) | |
349 | len = size; | |
350 | ||
351 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
352 | kfree(buf); | |
353 | ||
354 | return retval; | |
355 | } | |
356 | ||
357 | static const struct file_operations fops_antenna_diversity = { | |
358 | .read = read_file_antenna_diversity, | |
359 | .open = simple_open, | |
360 | .owner = THIS_MODULE, | |
361 | .llseek = default_llseek, | |
362 | }; | |
363 | ||
2a163c6d S |
364 | static ssize_t read_file_dma(struct file *file, char __user *user_buf, |
365 | size_t count, loff_t *ppos) | |
366 | { | |
367 | struct ath_softc *sc = file->private_data; | |
cbe61d8a | 368 | struct ath_hw *ah = sc->sc_ah; |
991a0987 PR |
369 | char *buf; |
370 | int retval; | |
2a163c6d S |
371 | unsigned int len = 0; |
372 | u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; | |
373 | int i, qcuOffset = 0, dcuOffset = 0; | |
374 | u32 *qcuBase = &val[0], *dcuBase = &val[4]; | |
375 | ||
991a0987 PR |
376 | buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); |
377 | if (!buf) | |
04236066 | 378 | return -ENOMEM; |
991a0987 | 379 | |
7cf4a2e7 S |
380 | ath9k_ps_wakeup(sc); |
381 | ||
475a6e4d | 382 | REG_WRITE_D(ah, AR_MACMISC, |
2a163c6d S |
383 | ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | |
384 | (AR_MACMISC_MISC_OBS_BUS_1 << | |
385 | AR_MACMISC_MISC_OBS_BUS_MSB_S))); | |
386 | ||
5e88ba62 ZK |
387 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
388 | "Raw DMA Debug values:\n"); | |
2a163c6d S |
389 | |
390 | for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { | |
391 | if (i % 4 == 0) | |
5e88ba62 | 392 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); |
2a163c6d | 393 | |
475a6e4d | 394 | val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); |
5e88ba62 ZK |
395 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", |
396 | i, val[i]); | |
2a163c6d S |
397 | } |
398 | ||
5e88ba62 ZK |
399 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); |
400 | len += scnprintf(buf + len, DMA_BUF_LEN - len, | |
401 | "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); | |
2a163c6d S |
402 | |
403 | for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { | |
404 | if (i == 8) { | |
405 | qcuOffset = 0; | |
406 | qcuBase++; | |
407 | } | |
408 | ||
409 | if (i == 6) { | |
410 | dcuOffset = 0; | |
411 | dcuBase++; | |
412 | } | |
413 | ||
5e88ba62 ZK |
414 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
415 | "%2d %2x %1x %2x %2x\n", | |
416 | i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, | |
417 | (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), | |
418 | val[2] & (0x7 << (i * 3)) >> (i * 3), | |
419 | (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); | |
2a163c6d S |
420 | } |
421 | ||
5e88ba62 | 422 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); |
2a163c6d | 423 | |
5e88ba62 | 424 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
425 | "qcu_stitch state: %2x qcu_fetch state: %2x\n", |
426 | (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); | |
5e88ba62 | 427 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
428 | "qcu_complete state: %2x dcu_complete state: %2x\n", |
429 | (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); | |
5e88ba62 | 430 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
431 | "dcu_arb state: %2x dcu_fp state: %2x\n", |
432 | (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); | |
5e88ba62 | 433 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
434 | "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", |
435 | (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); | |
5e88ba62 | 436 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
437 | "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", |
438 | (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); | |
5e88ba62 | 439 | len += scnprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
440 | "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", |
441 | (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); | |
442 | ||
5e88ba62 ZK |
443 | len += scnprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", |
444 | REG_READ_D(ah, AR_OBS_BUS_1)); | |
445 | len += scnprintf(buf + len, DMA_BUF_LEN - len, | |
446 | "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); | |
2a163c6d | 447 | |
7cf4a2e7 S |
448 | ath9k_ps_restore(sc); |
449 | ||
2b87f3aa DC |
450 | if (len > DMA_BUF_LEN) |
451 | len = DMA_BUF_LEN; | |
452 | ||
991a0987 PR |
453 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
454 | kfree(buf); | |
455 | return retval; | |
2a163c6d S |
456 | } |
457 | ||
458 | static const struct file_operations fops_dma = { | |
459 | .read = read_file_dma, | |
234e3405 | 460 | .open = simple_open, |
6038f373 AB |
461 | .owner = THIS_MODULE, |
462 | .llseek = default_llseek, | |
2a163c6d S |
463 | }; |
464 | ||
817e11de S |
465 | |
466 | void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) | |
467 | { | |
468 | if (status) | |
17d7904d | 469 | sc->debug.stats.istats.total++; |
a9616f41 LR |
470 | if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { |
471 | if (status & ATH9K_INT_RXLP) | |
472 | sc->debug.stats.istats.rxlp++; | |
473 | if (status & ATH9K_INT_RXHP) | |
474 | sc->debug.stats.istats.rxhp++; | |
08578b8f LR |
475 | if (status & ATH9K_INT_BB_WATCHDOG) |
476 | sc->debug.stats.istats.bb_watchdog++; | |
a9616f41 LR |
477 | } else { |
478 | if (status & ATH9K_INT_RX) | |
479 | sc->debug.stats.istats.rxok++; | |
480 | } | |
817e11de | 481 | if (status & ATH9K_INT_RXEOL) |
17d7904d | 482 | sc->debug.stats.istats.rxeol++; |
817e11de | 483 | if (status & ATH9K_INT_RXORN) |
17d7904d | 484 | sc->debug.stats.istats.rxorn++; |
817e11de | 485 | if (status & ATH9K_INT_TX) |
17d7904d | 486 | sc->debug.stats.istats.txok++; |
817e11de | 487 | if (status & ATH9K_INT_TXURN) |
17d7904d | 488 | sc->debug.stats.istats.txurn++; |
817e11de | 489 | if (status & ATH9K_INT_RXPHY) |
17d7904d | 490 | sc->debug.stats.istats.rxphyerr++; |
817e11de | 491 | if (status & ATH9K_INT_RXKCM) |
17d7904d | 492 | sc->debug.stats.istats.rx_keycache_miss++; |
817e11de | 493 | if (status & ATH9K_INT_SWBA) |
17d7904d | 494 | sc->debug.stats.istats.swba++; |
817e11de | 495 | if (status & ATH9K_INT_BMISS) |
17d7904d | 496 | sc->debug.stats.istats.bmiss++; |
817e11de | 497 | if (status & ATH9K_INT_BNR) |
17d7904d | 498 | sc->debug.stats.istats.bnr++; |
817e11de | 499 | if (status & ATH9K_INT_CST) |
17d7904d | 500 | sc->debug.stats.istats.cst++; |
817e11de | 501 | if (status & ATH9K_INT_GTT) |
17d7904d | 502 | sc->debug.stats.istats.gtt++; |
817e11de | 503 | if (status & ATH9K_INT_TIM) |
17d7904d | 504 | sc->debug.stats.istats.tim++; |
817e11de | 505 | if (status & ATH9K_INT_CABEND) |
17d7904d | 506 | sc->debug.stats.istats.cabend++; |
817e11de | 507 | if (status & ATH9K_INT_DTIMSYNC) |
17d7904d | 508 | sc->debug.stats.istats.dtimsync++; |
817e11de | 509 | if (status & ATH9K_INT_DTIM) |
17d7904d | 510 | sc->debug.stats.istats.dtim++; |
6dde1aab MSS |
511 | if (status & ATH9K_INT_TSFOOR) |
512 | sc->debug.stats.istats.tsfoor++; | |
97ba515a SM |
513 | if (status & ATH9K_INT_MCI) |
514 | sc->debug.stats.istats.mci++; | |
c9e6e980 MSS |
515 | if (status & ATH9K_INT_GENTIMER) |
516 | sc->debug.stats.istats.gen_timer++; | |
817e11de S |
517 | } |
518 | ||
519 | static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, | |
520 | size_t count, loff_t *ppos) | |
521 | { | |
522 | struct ath_softc *sc = file->private_data; | |
817e11de | 523 | unsigned int len = 0; |
462e58f2 BG |
524 | int rv; |
525 | int mxlen = 4000; | |
526 | char *buf = kmalloc(mxlen, GFP_KERNEL); | |
527 | if (!buf) | |
528 | return -ENOMEM; | |
529 | ||
530 | #define PR_IS(a, s) \ | |
531 | do { \ | |
5e88ba62 ZK |
532 | len += scnprintf(buf + len, mxlen - len, \ |
533 | "%21s: %10u\n", a, \ | |
534 | sc->debug.stats.istats.s); \ | |
462e58f2 | 535 | } while (0) |
817e11de | 536 | |
a9616f41 | 537 | if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { |
462e58f2 BG |
538 | PR_IS("RXLP", rxlp); |
539 | PR_IS("RXHP", rxhp); | |
540 | PR_IS("WATHDOG", bb_watchdog); | |
a9616f41 | 541 | } else { |
462e58f2 | 542 | PR_IS("RX", rxok); |
a9616f41 | 543 | } |
462e58f2 BG |
544 | PR_IS("RXEOL", rxeol); |
545 | PR_IS("RXORN", rxorn); | |
546 | PR_IS("TX", txok); | |
547 | PR_IS("TXURN", txurn); | |
548 | PR_IS("MIB", mib); | |
549 | PR_IS("RXPHY", rxphyerr); | |
550 | PR_IS("RXKCM", rx_keycache_miss); | |
551 | PR_IS("SWBA", swba); | |
552 | PR_IS("BMISS", bmiss); | |
553 | PR_IS("BNR", bnr); | |
554 | PR_IS("CST", cst); | |
555 | PR_IS("GTT", gtt); | |
556 | PR_IS("TIM", tim); | |
557 | PR_IS("CABEND", cabend); | |
558 | PR_IS("DTIMSYNC", dtimsync); | |
559 | PR_IS("DTIM", dtim); | |
560 | PR_IS("TSFOOR", tsfoor); | |
97ba515a | 561 | PR_IS("MCI", mci); |
c9e6e980 | 562 | PR_IS("GENTIMER", gen_timer); |
462e58f2 BG |
563 | PR_IS("TOTAL", total); |
564 | ||
5e88ba62 ZK |
565 | len += scnprintf(buf + len, mxlen - len, |
566 | "SYNC_CAUSE stats:\n"); | |
462e58f2 BG |
567 | |
568 | PR_IS("Sync-All", sync_cause_all); | |
569 | PR_IS("RTC-IRQ", sync_rtc_irq); | |
570 | PR_IS("MAC-IRQ", sync_mac_irq); | |
571 | PR_IS("EEPROM-Illegal-Access", eeprom_illegal_access); | |
572 | PR_IS("APB-Timeout", apb_timeout); | |
573 | PR_IS("PCI-Mode-Conflict", pci_mode_conflict); | |
574 | PR_IS("HOST1-Fatal", host1_fatal); | |
575 | PR_IS("HOST1-Perr", host1_perr); | |
576 | PR_IS("TRCV-FIFO-Perr", trcv_fifo_perr); | |
577 | PR_IS("RADM-CPL-EP", radm_cpl_ep); | |
578 | PR_IS("RADM-CPL-DLLP-Abort", radm_cpl_dllp_abort); | |
579 | PR_IS("RADM-CPL-TLP-Abort", radm_cpl_tlp_abort); | |
580 | PR_IS("RADM-CPL-ECRC-Err", radm_cpl_ecrc_err); | |
581 | PR_IS("RADM-CPL-Timeout", radm_cpl_timeout); | |
582 | PR_IS("Local-Bus-Timeout", local_timeout); | |
583 | PR_IS("PM-Access", pm_access); | |
584 | PR_IS("MAC-Awake", mac_awake); | |
585 | PR_IS("MAC-Asleep", mac_asleep); | |
586 | PR_IS("MAC-Sleep-Access", mac_sleep_access); | |
587 | ||
588 | if (len > mxlen) | |
589 | len = mxlen; | |
590 | ||
591 | rv = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
592 | kfree(buf); | |
593 | return rv; | |
817e11de S |
594 | } |
595 | ||
596 | static const struct file_operations fops_interrupt = { | |
597 | .read = read_file_interrupt, | |
234e3405 | 598 | .open = simple_open, |
6038f373 AB |
599 | .owner = THIS_MODULE, |
600 | .llseek = default_llseek, | |
817e11de S |
601 | }; |
602 | ||
fec247c0 S |
603 | static ssize_t read_file_xmit(struct file *file, char __user *user_buf, |
604 | size_t count, loff_t *ppos) | |
605 | { | |
606 | struct ath_softc *sc = file->private_data; | |
607 | char *buf; | |
78ef731c | 608 | unsigned int len = 0, size = 2048; |
fec247c0 S |
609 | ssize_t retval = 0; |
610 | ||
611 | buf = kzalloc(size, GFP_KERNEL); | |
612 | if (buf == NULL) | |
04236066 | 613 | return -ENOMEM; |
fec247c0 | 614 | |
78ef731c | 615 | len += sprintf(buf, "%30s %10s%10s%10s\n\n", |
7f010c93 | 616 | "BE", "BK", "VI", "VO"); |
fec247c0 S |
617 | |
618 | PR("MPDUs Queued: ", queued); | |
619 | PR("MPDUs Completed: ", completed); | |
5a6f78af | 620 | PR("MPDUs XRetried: ", xretries); |
fec247c0 | 621 | PR("Aggregates: ", a_aggr); |
bda8adda BG |
622 | PR("AMPDUs Queued HW:", a_queued_hw); |
623 | PR("AMPDUs Queued SW:", a_queued_sw); | |
fec247c0 S |
624 | PR("AMPDUs Completed:", a_completed); |
625 | PR("AMPDUs Retried: ", a_retries); | |
626 | PR("AMPDUs XRetried: ", a_xretries); | |
4d900389 | 627 | PR("TXERR Filtered: ", txerr_filtered); |
fec247c0 S |
628 | PR("FIFO Underrun: ", fifo_underrun); |
629 | PR("TXOP Exceeded: ", xtxop); | |
630 | PR("TXTIMER Expiry: ", timer_exp); | |
631 | PR("DESC CFG Error: ", desc_cfg_err); | |
632 | PR("DATA Underrun: ", data_underrun); | |
633 | PR("DELIM Underrun: ", delim_underrun); | |
99c15bf5 BG |
634 | PR("TX-Pkts-All: ", tx_pkts_all); |
635 | PR("TX-Bytes-All: ", tx_bytes_all); | |
78ef731c SM |
636 | PR("HW-put-tx-buf: ", puttxbuf); |
637 | PR("HW-tx-start: ", txstart); | |
638 | PR("HW-tx-proc-desc: ", txprocdesc); | |
a5a0bca1 | 639 | PR("TX-Failed: ", txfailed); |
71e025a5 | 640 | |
7f010c93 BG |
641 | if (len > size) |
642 | len = size; | |
643 | ||
644 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
645 | kfree(buf); | |
646 | ||
647 | return retval; | |
648 | } | |
649 | ||
18fcf1c6 FF |
650 | static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq, |
651 | char *buf, ssize_t size) | |
652 | { | |
653 | ssize_t len = 0; | |
654 | ||
655 | ath_txq_lock(sc, txq); | |
656 | ||
5e88ba62 ZK |
657 | len += scnprintf(buf + len, size - len, "%s: %d ", |
658 | "qnum", txq->axq_qnum); | |
659 | len += scnprintf(buf + len, size - len, "%s: %2d ", | |
660 | "qdepth", txq->axq_depth); | |
661 | len += scnprintf(buf + len, size - len, "%s: %2d ", | |
662 | "ampdu-depth", txq->axq_ampdu_depth); | |
663 | len += scnprintf(buf + len, size - len, "%s: %3d ", | |
664 | "pending", txq->pending_frames); | |
665 | len += scnprintf(buf + len, size - len, "%s: %d\n", | |
666 | "stopped", txq->stopped); | |
18fcf1c6 FF |
667 | |
668 | ath_txq_unlock(sc, txq); | |
669 | return len; | |
670 | } | |
671 | ||
c0b74876 SM |
672 | static ssize_t read_file_queues(struct file *file, char __user *user_buf, |
673 | size_t count, loff_t *ppos) | |
674 | { | |
675 | struct ath_softc *sc = file->private_data; | |
676 | struct ath_txq *txq; | |
677 | char *buf; | |
678 | unsigned int len = 0, size = 1024; | |
679 | ssize_t retval = 0; | |
680 | int i; | |
681 | char *qname[4] = {"VO", "VI", "BE", "BK"}; | |
682 | ||
683 | buf = kzalloc(size, GFP_KERNEL); | |
684 | if (buf == NULL) | |
685 | return -ENOMEM; | |
686 | ||
687 | for (i = 0; i < IEEE80211_NUM_ACS; i++) { | |
688 | txq = sc->tx.txq_map[i]; | |
5e88ba62 | 689 | len += scnprintf(buf + len, size - len, "(%s): ", qname[i]); |
18fcf1c6 | 690 | len += print_queue(sc, txq, buf + len, size - len); |
c0b74876 SM |
691 | } |
692 | ||
5e88ba62 | 693 | len += scnprintf(buf + len, size - len, "(CAB): "); |
18fcf1c6 FF |
694 | len += print_queue(sc, sc->beacon.cabq, buf + len, size - len); |
695 | ||
c0b74876 SM |
696 | if (len > size) |
697 | len = size; | |
698 | ||
699 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
700 | kfree(buf); | |
701 | ||
702 | return retval; | |
703 | } | |
704 | ||
55f6d0ff BG |
705 | static ssize_t read_file_misc(struct file *file, char __user *user_buf, |
706 | size_t count, loff_t *ppos) | |
707 | { | |
708 | struct ath_softc *sc = file->private_data; | |
709 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
55f6d0ff | 710 | struct ieee80211_hw *hw = sc->hw; |
6bcf6f64 SM |
711 | struct ath9k_vif_iter_data iter_data; |
712 | char buf[512]; | |
713 | unsigned int len = 0; | |
55f6d0ff | 714 | ssize_t retval = 0; |
55f6d0ff | 715 | unsigned int reg; |
6bcf6f64 | 716 | u32 rxfilter; |
55f6d0ff | 717 | |
5e88ba62 ZK |
718 | len += scnprintf(buf + len, sizeof(buf) - len, |
719 | "BSSID: %pM\n", common->curbssid); | |
720 | len += scnprintf(buf + len, sizeof(buf) - len, | |
721 | "BSSID-MASK: %pM\n", common->bssidmask); | |
722 | len += scnprintf(buf + len, sizeof(buf) - len, | |
723 | "OPMODE: %s\n", | |
724 | ath_opmode_to_string(sc->sc_ah->opmode)); | |
55f6d0ff | 725 | |
79d2b157 | 726 | ath9k_ps_wakeup(sc); |
6bcf6f64 | 727 | rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); |
79d2b157 | 728 | ath9k_ps_restore(sc); |
6bcf6f64 | 729 | |
5e88ba62 ZK |
730 | len += scnprintf(buf + len, sizeof(buf) - len, |
731 | "RXFILTER: 0x%x", rxfilter); | |
6bcf6f64 SM |
732 | |
733 | if (rxfilter & ATH9K_RX_FILTER_UCAST) | |
5e88ba62 | 734 | len += scnprintf(buf + len, sizeof(buf) - len, " UCAST"); |
6bcf6f64 | 735 | if (rxfilter & ATH9K_RX_FILTER_MCAST) |
5e88ba62 | 736 | len += scnprintf(buf + len, sizeof(buf) - len, " MCAST"); |
6bcf6f64 | 737 | if (rxfilter & ATH9K_RX_FILTER_BCAST) |
5e88ba62 | 738 | len += scnprintf(buf + len, sizeof(buf) - len, " BCAST"); |
6bcf6f64 | 739 | if (rxfilter & ATH9K_RX_FILTER_CONTROL) |
5e88ba62 | 740 | len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL"); |
6bcf6f64 | 741 | if (rxfilter & ATH9K_RX_FILTER_BEACON) |
5e88ba62 | 742 | len += scnprintf(buf + len, sizeof(buf) - len, " BEACON"); |
6bcf6f64 | 743 | if (rxfilter & ATH9K_RX_FILTER_PROM) |
5e88ba62 | 744 | len += scnprintf(buf + len, sizeof(buf) - len, " PROM"); |
6bcf6f64 | 745 | if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) |
5e88ba62 | 746 | len += scnprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); |
6bcf6f64 | 747 | if (rxfilter & ATH9K_RX_FILTER_PHYERR) |
5e88ba62 | 748 | len += scnprintf(buf + len, sizeof(buf) - len, " PHYERR"); |
6bcf6f64 | 749 | if (rxfilter & ATH9K_RX_FILTER_MYBEACON) |
5e88ba62 | 750 | len += scnprintf(buf + len, sizeof(buf) - len, " MYBEACON"); |
6bcf6f64 | 751 | if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) |
5e88ba62 | 752 | len += scnprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); |
6bcf6f64 | 753 | if (rxfilter & ATH9K_RX_FILTER_PSPOLL) |
5e88ba62 | 754 | len += scnprintf(buf + len, sizeof(buf) - len, " PSPOLL"); |
6bcf6f64 | 755 | if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) |
5e88ba62 | 756 | len += scnprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); |
6bcf6f64 | 757 | if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) |
5e88ba62 | 758 | len += scnprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); |
6bcf6f64 | 759 | if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) |
5e88ba62 | 760 | len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); |
6bcf6f64 | 761 | |
5e88ba62 | 762 | len += scnprintf(buf + len, sizeof(buf) - len, "\n"); |
55f6d0ff BG |
763 | |
764 | reg = sc->sc_ah->imask; | |
6bcf6f64 | 765 | |
5e88ba62 ZK |
766 | len += scnprintf(buf + len, sizeof(buf) - len, |
767 | "INTERRUPT-MASK: 0x%x", reg); | |
6bcf6f64 | 768 | |
55f6d0ff | 769 | if (reg & ATH9K_INT_SWBA) |
5e88ba62 | 770 | len += scnprintf(buf + len, sizeof(buf) - len, " SWBA"); |
55f6d0ff | 771 | if (reg & ATH9K_INT_BMISS) |
5e88ba62 | 772 | len += scnprintf(buf + len, sizeof(buf) - len, " BMISS"); |
55f6d0ff | 773 | if (reg & ATH9K_INT_CST) |
5e88ba62 | 774 | len += scnprintf(buf + len, sizeof(buf) - len, " CST"); |
55f6d0ff | 775 | if (reg & ATH9K_INT_RX) |
5e88ba62 | 776 | len += scnprintf(buf + len, sizeof(buf) - len, " RX"); |
55f6d0ff | 777 | if (reg & ATH9K_INT_RXHP) |
5e88ba62 | 778 | len += scnprintf(buf + len, sizeof(buf) - len, " RXHP"); |
55f6d0ff | 779 | if (reg & ATH9K_INT_RXLP) |
5e88ba62 | 780 | len += scnprintf(buf + len, sizeof(buf) - len, " RXLP"); |
55f6d0ff | 781 | if (reg & ATH9K_INT_BB_WATCHDOG) |
5e88ba62 | 782 | len += scnprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); |
55f6d0ff | 783 | |
5e88ba62 | 784 | len += scnprintf(buf + len, sizeof(buf) - len, "\n"); |
6bcf6f64 SM |
785 | |
786 | ath9k_calculate_iter_data(hw, NULL, &iter_data); | |
787 | ||
5e88ba62 ZK |
788 | len += scnprintf(buf + len, sizeof(buf) - len, |
789 | "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" | |
790 | " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", | |
791 | iter_data.naps, iter_data.nstations, iter_data.nmeshes, | |
792 | iter_data.nwds, iter_data.nadhocs, | |
793 | sc->nvifs, sc->nbcnvifs); | |
55f6d0ff | 794 | |
6bcf6f64 SM |
795 | if (len > sizeof(buf)) |
796 | len = sizeof(buf); | |
55f6d0ff BG |
797 | |
798 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
55f6d0ff BG |
799 | return retval; |
800 | } | |
801 | ||
f8b815dc SM |
802 | static ssize_t read_file_reset(struct file *file, char __user *user_buf, |
803 | size_t count, loff_t *ppos) | |
804 | { | |
805 | struct ath_softc *sc = file->private_data; | |
806 | char buf[512]; | |
807 | unsigned int len = 0; | |
808 | ||
5e88ba62 ZK |
809 | len += scnprintf(buf + len, sizeof(buf) - len, |
810 | "%17s: %2d\n", "Baseband Hang", | |
811 | sc->debug.stats.reset[RESET_TYPE_BB_HANG]); | |
812 | len += scnprintf(buf + len, sizeof(buf) - len, | |
813 | "%17s: %2d\n", "Baseband Watchdog", | |
814 | sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); | |
815 | len += scnprintf(buf + len, sizeof(buf) - len, | |
816 | "%17s: %2d\n", "Fatal HW Error", | |
817 | sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); | |
818 | len += scnprintf(buf + len, sizeof(buf) - len, | |
819 | "%17s: %2d\n", "TX HW error", | |
820 | sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); | |
821 | len += scnprintf(buf + len, sizeof(buf) - len, | |
822 | "%17s: %2d\n", "TX Path Hang", | |
823 | sc->debug.stats.reset[RESET_TYPE_TX_HANG]); | |
824 | len += scnprintf(buf + len, sizeof(buf) - len, | |
825 | "%17s: %2d\n", "PLL RX Hang", | |
826 | sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); | |
827 | len += scnprintf(buf + len, sizeof(buf) - len, | |
828 | "%17s: %2d\n", "MCI Reset", | |
829 | sc->debug.stats.reset[RESET_TYPE_MCI]); | |
f8b815dc SM |
830 | |
831 | if (len > sizeof(buf)) | |
832 | len = sizeof(buf); | |
833 | ||
834 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
835 | } | |
836 | ||
066dae93 | 837 | void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, |
55797b1a FF |
838 | struct ath_tx_status *ts, struct ath_txq *txq, |
839 | unsigned int flags) | |
fec247c0 | 840 | { |
5bec3e5a | 841 | int qnum = txq->axq_qnum; |
066dae93 FF |
842 | |
843 | TX_STAT_INC(qnum, tx_pkts_all); | |
844 | sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; | |
99c15bf5 | 845 | |
fec247c0 | 846 | if (bf_isampdu(bf)) { |
156369fa | 847 | if (flags & ATH_TX_ERROR) |
066dae93 | 848 | TX_STAT_INC(qnum, a_xretries); |
fec247c0 | 849 | else |
066dae93 | 850 | TX_STAT_INC(qnum, a_completed); |
fec247c0 | 851 | } else { |
55797b1a | 852 | if (ts->ts_status & ATH9K_TXERR_XRETRY) |
5a6f78af FF |
853 | TX_STAT_INC(qnum, xretries); |
854 | else | |
855 | TX_STAT_INC(qnum, completed); | |
fec247c0 S |
856 | } |
857 | ||
4d900389 BG |
858 | if (ts->ts_status & ATH9K_TXERR_FILT) |
859 | TX_STAT_INC(qnum, txerr_filtered); | |
db1a052b | 860 | if (ts->ts_status & ATH9K_TXERR_FIFO) |
066dae93 | 861 | TX_STAT_INC(qnum, fifo_underrun); |
db1a052b | 862 | if (ts->ts_status & ATH9K_TXERR_XTXOP) |
066dae93 | 863 | TX_STAT_INC(qnum, xtxop); |
db1a052b | 864 | if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) |
066dae93 | 865 | TX_STAT_INC(qnum, timer_exp); |
db1a052b | 866 | if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) |
066dae93 | 867 | TX_STAT_INC(qnum, desc_cfg_err); |
db1a052b | 868 | if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) |
066dae93 | 869 | TX_STAT_INC(qnum, data_underrun); |
db1a052b | 870 | if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) |
066dae93 | 871 | TX_STAT_INC(qnum, delim_underrun); |
fec247c0 S |
872 | } |
873 | ||
874 | static const struct file_operations fops_xmit = { | |
875 | .read = read_file_xmit, | |
234e3405 | 876 | .open = simple_open, |
6038f373 AB |
877 | .owner = THIS_MODULE, |
878 | .llseek = default_llseek, | |
fec247c0 | 879 | }; |
39d89cd3 | 880 | |
c0b74876 SM |
881 | static const struct file_operations fops_queues = { |
882 | .read = read_file_queues, | |
883 | .open = simple_open, | |
884 | .owner = THIS_MODULE, | |
885 | .llseek = default_llseek, | |
886 | }; | |
887 | ||
55f6d0ff BG |
888 | static const struct file_operations fops_misc = { |
889 | .read = read_file_misc, | |
234e3405 | 890 | .open = simple_open, |
55f6d0ff BG |
891 | .owner = THIS_MODULE, |
892 | .llseek = default_llseek, | |
893 | }; | |
894 | ||
f8b815dc SM |
895 | static const struct file_operations fops_reset = { |
896 | .read = read_file_reset, | |
234e3405 | 897 | .open = simple_open, |
f8b815dc SM |
898 | .owner = THIS_MODULE, |
899 | .llseek = default_llseek, | |
900 | }; | |
901 | ||
1395d3f0 S |
902 | static ssize_t read_file_recv(struct file *file, char __user *user_buf, |
903 | size_t count, loff_t *ppos) | |
904 | { | |
905 | #define PHY_ERR(s, p) \ | |
5e88ba62 ZK |
906 | len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \ |
907 | sc->debug.stats.rxstats.phy_err_stats[p]); | |
1395d3f0 | 908 | |
24a0731e BG |
909 | #define RXS_ERR(s, e) \ |
910 | do { \ | |
5e88ba62 ZK |
911 | len += scnprintf(buf + len, size - len, \ |
912 | "%22s : %10u\n", s, \ | |
913 | sc->debug.stats.rxstats.e);\ | |
24a0731e BG |
914 | } while (0) |
915 | ||
1395d3f0 S |
916 | struct ath_softc *sc = file->private_data; |
917 | char *buf; | |
4203214e | 918 | unsigned int len = 0, size = 1600; |
1395d3f0 S |
919 | ssize_t retval = 0; |
920 | ||
921 | buf = kzalloc(size, GFP_KERNEL); | |
922 | if (buf == NULL) | |
04236066 | 923 | return -ENOMEM; |
1395d3f0 | 924 | |
24a0731e BG |
925 | RXS_ERR("CRC ERR", crc_err); |
926 | RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err); | |
927 | RXS_ERR("PHY ERR", phy_err); | |
928 | RXS_ERR("MIC ERR", mic_err); | |
929 | RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err); | |
930 | RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err); | |
931 | RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err); | |
932 | RXS_ERR("RX-LENGTH-ERR", rx_len_err); | |
933 | RXS_ERR("RX-OOM-ERR", rx_oom_err); | |
934 | RXS_ERR("RX-RATE-ERR", rx_rate_err); | |
24a0731e | 935 | RXS_ERR("RX-TOO-MANY-FRAGS", rx_too_many_frags_err); |
1395d3f0 | 936 | |
4203214e SM |
937 | PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN); |
938 | PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING); | |
939 | PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY); | |
940 | PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE); | |
941 | PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH); | |
942 | PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR); | |
943 | PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE); | |
944 | PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR); | |
945 | PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING); | |
946 | PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); | |
947 | PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); | |
948 | PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); | |
949 | PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP); | |
950 | PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE); | |
951 | PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART); | |
952 | PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT); | |
953 | PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING); | |
954 | PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC); | |
955 | PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL); | |
956 | PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE); | |
957 | PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART); | |
958 | PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); | |
959 | PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP); | |
960 | PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR); | |
961 | PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); | |
962 | PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL); | |
963 | ||
24a0731e BG |
964 | RXS_ERR("RX-Pkts-All", rx_pkts_all); |
965 | RXS_ERR("RX-Bytes-All", rx_bytes_all); | |
966 | RXS_ERR("RX-Beacons", rx_beacons); | |
967 | RXS_ERR("RX-Frags", rx_frags); | |
9b99e665 | 968 | RXS_ERR("RX-Spectral", rx_spectral); |
99c15bf5 | 969 | |
2b87f3aa DC |
970 | if (len > size) |
971 | len = size; | |
972 | ||
1395d3f0 S |
973 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
974 | kfree(buf); | |
975 | ||
976 | return retval; | |
977 | ||
24a0731e | 978 | #undef RXS_ERR |
1395d3f0 S |
979 | #undef PHY_ERR |
980 | } | |
981 | ||
8e6f5aa2 | 982 | void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) |
1395d3f0 | 983 | { |
1395d3f0 S |
984 | #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ |
985 | ||
99c15bf5 BG |
986 | RX_STAT_INC(rx_pkts_all); |
987 | sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; | |
988 | ||
8e6f5aa2 | 989 | if (rs->rs_status & ATH9K_RXERR_CRC) |
1395d3f0 | 990 | RX_STAT_INC(crc_err); |
8e6f5aa2 | 991 | if (rs->rs_status & ATH9K_RXERR_DECRYPT) |
1395d3f0 | 992 | RX_STAT_INC(decrypt_crc_err); |
8e6f5aa2 | 993 | if (rs->rs_status & ATH9K_RXERR_MIC) |
1395d3f0 | 994 | RX_STAT_INC(mic_err); |
8e6f5aa2 | 995 | if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) |
1395d3f0 | 996 | RX_STAT_INC(pre_delim_crc_err); |
8e6f5aa2 | 997 | if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) |
1395d3f0 | 998 | RX_STAT_INC(post_delim_crc_err); |
8e6f5aa2 | 999 | if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) |
1395d3f0 S |
1000 | RX_STAT_INC(decrypt_busy_err); |
1001 | ||
8e6f5aa2 | 1002 | if (rs->rs_status & ATH9K_RXERR_PHY) { |
1395d3f0 | 1003 | RX_STAT_INC(phy_err); |
dbb07f00 SM |
1004 | if (rs->rs_phyerr < ATH9K_PHYERR_MAX) |
1005 | RX_PHY_ERR_INC(rs->rs_phyerr); | |
1395d3f0 S |
1006 | } |
1007 | ||
1395d3f0 S |
1008 | #undef RX_PHY_ERR_INC |
1009 | } | |
1010 | ||
1011 | static const struct file_operations fops_recv = { | |
1012 | .read = read_file_recv, | |
234e3405 | 1013 | .open = simple_open, |
6038f373 AB |
1014 | .owner = THIS_MODULE, |
1015 | .llseek = default_llseek, | |
1395d3f0 S |
1016 | }; |
1017 | ||
9bff0bc4 FF |
1018 | static ssize_t read_file_regidx(struct file *file, char __user *user_buf, |
1019 | size_t count, loff_t *ppos) | |
1020 | { | |
1021 | struct ath_softc *sc = file->private_data; | |
1022 | char buf[32]; | |
1023 | unsigned int len; | |
1024 | ||
2b87f3aa | 1025 | len = sprintf(buf, "0x%08x\n", sc->debug.regidx); |
9bff0bc4 FF |
1026 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1027 | } | |
1028 | ||
1029 | static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, | |
1030 | size_t count, loff_t *ppos) | |
1031 | { | |
1032 | struct ath_softc *sc = file->private_data; | |
1033 | unsigned long regidx; | |
1034 | char buf[32]; | |
1035 | ssize_t len; | |
1036 | ||
1037 | len = min(count, sizeof(buf) - 1); | |
1038 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 1039 | return -EFAULT; |
9bff0bc4 FF |
1040 | |
1041 | buf[len] = '\0'; | |
27d7f477 | 1042 | if (kstrtoul(buf, 0, ®idx)) |
9bff0bc4 FF |
1043 | return -EINVAL; |
1044 | ||
1045 | sc->debug.regidx = regidx; | |
1046 | return count; | |
1047 | } | |
1048 | ||
1049 | static const struct file_operations fops_regidx = { | |
1050 | .read = read_file_regidx, | |
1051 | .write = write_file_regidx, | |
234e3405 | 1052 | .open = simple_open, |
6038f373 AB |
1053 | .owner = THIS_MODULE, |
1054 | .llseek = default_llseek, | |
9bff0bc4 FF |
1055 | }; |
1056 | ||
1057 | static ssize_t read_file_regval(struct file *file, char __user *user_buf, | |
1058 | size_t count, loff_t *ppos) | |
1059 | { | |
1060 | struct ath_softc *sc = file->private_data; | |
1061 | struct ath_hw *ah = sc->sc_ah; | |
1062 | char buf[32]; | |
1063 | unsigned int len; | |
1064 | u32 regval; | |
1065 | ||
79d2b157 | 1066 | ath9k_ps_wakeup(sc); |
9bff0bc4 | 1067 | regval = REG_READ_D(ah, sc->debug.regidx); |
79d2b157 | 1068 | ath9k_ps_restore(sc); |
2b87f3aa | 1069 | len = sprintf(buf, "0x%08x\n", regval); |
9bff0bc4 FF |
1070 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1071 | } | |
1072 | ||
1073 | static ssize_t write_file_regval(struct file *file, const char __user *user_buf, | |
1074 | size_t count, loff_t *ppos) | |
1075 | { | |
1076 | struct ath_softc *sc = file->private_data; | |
1077 | struct ath_hw *ah = sc->sc_ah; | |
1078 | unsigned long regval; | |
1079 | char buf[32]; | |
1080 | ssize_t len; | |
1081 | ||
1082 | len = min(count, sizeof(buf) - 1); | |
1083 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 1084 | return -EFAULT; |
9bff0bc4 FF |
1085 | |
1086 | buf[len] = '\0'; | |
27d7f477 | 1087 | if (kstrtoul(buf, 0, ®val)) |
9bff0bc4 FF |
1088 | return -EINVAL; |
1089 | ||
79d2b157 | 1090 | ath9k_ps_wakeup(sc); |
9bff0bc4 | 1091 | REG_WRITE_D(ah, sc->debug.regidx, regval); |
79d2b157 | 1092 | ath9k_ps_restore(sc); |
9bff0bc4 FF |
1093 | return count; |
1094 | } | |
1095 | ||
1096 | static const struct file_operations fops_regval = { | |
1097 | .read = read_file_regval, | |
1098 | .write = write_file_regval, | |
234e3405 | 1099 | .open = simple_open, |
6038f373 AB |
1100 | .owner = THIS_MODULE, |
1101 | .llseek = default_llseek, | |
9bff0bc4 FF |
1102 | }; |
1103 | ||
582d0064 VT |
1104 | #define REGDUMP_LINE_SIZE 20 |
1105 | ||
1106 | static int open_file_regdump(struct inode *inode, struct file *file) | |
1107 | { | |
1108 | struct ath_softc *sc = inode->i_private; | |
1109 | unsigned int len = 0; | |
1110 | u8 *buf; | |
1111 | int i; | |
1112 | unsigned long num_regs, regdump_len, max_reg_offset; | |
1113 | ||
1114 | max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; | |
1115 | num_regs = max_reg_offset / 4 + 1; | |
1116 | regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; | |
1117 | buf = vmalloc(regdump_len); | |
1118 | if (!buf) | |
1119 | return -ENOMEM; | |
1120 | ||
1121 | ath9k_ps_wakeup(sc); | |
1122 | for (i = 0; i < num_regs; i++) | |
1123 | len += scnprintf(buf + len, regdump_len - len, | |
1124 | "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); | |
1125 | ath9k_ps_restore(sc); | |
1126 | ||
1127 | file->private_data = buf; | |
1128 | ||
1129 | return 0; | |
1130 | } | |
1131 | ||
1132 | static const struct file_operations fops_regdump = { | |
1133 | .open = open_file_regdump, | |
1134 | .read = ath9k_debugfs_read_buf, | |
1135 | .release = ath9k_debugfs_release_buf, | |
1136 | .owner = THIS_MODULE, | |
1137 | .llseek = default_llseek,/* read accesses f_pos */ | |
1138 | }; | |
1139 | ||
d069a46b RM |
1140 | static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, |
1141 | size_t count, loff_t *ppos) | |
1142 | { | |
1143 | struct ath_softc *sc = file->private_data; | |
1144 | struct ath_hw *ah = sc->sc_ah; | |
1145 | struct ath9k_nfcal_hist *h = sc->caldata.nfCalHist; | |
1146 | struct ath_common *common = ath9k_hw_common(ah); | |
1147 | struct ieee80211_conf *conf = &common->hw->conf; | |
1148 | u32 len = 0, size = 1500; | |
1149 | u32 i, j; | |
1150 | ssize_t retval = 0; | |
1151 | char *buf; | |
1152 | u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask; | |
1153 | u8 nread; | |
1154 | ||
1155 | buf = kzalloc(size, GFP_KERNEL); | |
1156 | if (!buf) | |
1157 | return -ENOMEM; | |
1158 | ||
5e88ba62 ZK |
1159 | len += scnprintf(buf + len, size - len, |
1160 | "Channel Noise Floor : %d\n", ah->noise); | |
1161 | len += scnprintf(buf + len, size - len, | |
1162 | "Chain | privNF | # Readings | NF Readings\n"); | |
d069a46b RM |
1163 | for (i = 0; i < NUM_NF_READINGS; i++) { |
1164 | if (!(chainmask & (1 << i)) || | |
1165 | ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) | |
1166 | continue; | |
1167 | ||
1168 | nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; | |
5e88ba62 ZK |
1169 | len += scnprintf(buf + len, size - len, " %d\t %d\t %d\t\t", |
1170 | i, h[i].privNF, nread); | |
d069a46b | 1171 | for (j = 0; j < nread; j++) |
5e88ba62 ZK |
1172 | len += scnprintf(buf + len, size - len, |
1173 | " %d", h[i].nfCalBuffer[j]); | |
1174 | len += scnprintf(buf + len, size - len, "\n"); | |
d069a46b RM |
1175 | } |
1176 | ||
1177 | if (len > size) | |
1178 | len = size; | |
1179 | ||
1180 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1181 | kfree(buf); | |
1182 | ||
1183 | return retval; | |
1184 | } | |
1185 | ||
1186 | static const struct file_operations fops_dump_nfcal = { | |
1187 | .read = read_file_dump_nfcal, | |
234e3405 | 1188 | .open = simple_open, |
d069a46b RM |
1189 | .owner = THIS_MODULE, |
1190 | .llseek = default_llseek, | |
1191 | }; | |
1192 | ||
580f010f RM |
1193 | static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, |
1194 | size_t count, loff_t *ppos) | |
1195 | { | |
1196 | struct ath_softc *sc = file->private_data; | |
1197 | struct ath_hw *ah = sc->sc_ah; | |
1198 | u32 len = 0, size = 1500; | |
1199 | ssize_t retval = 0; | |
1200 | char *buf; | |
1201 | ||
1202 | buf = kzalloc(size, GFP_KERNEL); | |
1203 | if (!buf) | |
1204 | return -ENOMEM; | |
1205 | ||
1206 | len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); | |
1207 | ||
1208 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1209 | kfree(buf); | |
1210 | ||
1211 | return retval; | |
1212 | } | |
1213 | ||
1214 | static const struct file_operations fops_base_eeprom = { | |
1215 | .read = read_file_base_eeprom, | |
234e3405 | 1216 | .open = simple_open, |
580f010f RM |
1217 | .owner = THIS_MODULE, |
1218 | .llseek = default_llseek, | |
1219 | }; | |
1220 | ||
3f4c4bdd RM |
1221 | static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf, |
1222 | size_t count, loff_t *ppos) | |
1223 | { | |
1224 | struct ath_softc *sc = file->private_data; | |
1225 | struct ath_hw *ah = sc->sc_ah; | |
1226 | u32 len = 0, size = 6000; | |
1227 | char *buf; | |
1228 | size_t retval; | |
1229 | ||
1230 | buf = kzalloc(size, GFP_KERNEL); | |
1231 | if (buf == NULL) | |
1232 | return -ENOMEM; | |
1233 | ||
1234 | len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size); | |
1235 | ||
1236 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1237 | kfree(buf); | |
1238 | ||
1239 | return retval; | |
1240 | } | |
1241 | ||
1242 | static const struct file_operations fops_modal_eeprom = { | |
1243 | .read = read_file_modal_eeprom, | |
234e3405 | 1244 | .open = simple_open, |
3f4c4bdd RM |
1245 | .owner = THIS_MODULE, |
1246 | .llseek = default_llseek, | |
1247 | }; | |
1248 | ||
4df50ca8 RM |
1249 | #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT |
1250 | static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, | |
1251 | size_t count, loff_t *ppos) | |
1252 | { | |
1253 | struct ath_softc *sc = file->private_data; | |
1254 | u32 len = 0, size = 1500; | |
1255 | char *buf; | |
1256 | size_t retval; | |
1257 | ||
1258 | buf = kzalloc(size, GFP_KERNEL); | |
1259 | if (buf == NULL) | |
1260 | return -ENOMEM; | |
1261 | ||
ac46ba43 | 1262 | if (!sc->sc_ah->common.btcoex_enabled) { |
5e88ba62 ZK |
1263 | len = scnprintf(buf, size, "%s\n", |
1264 | "BTCOEX is disabled"); | |
ac46ba43 SM |
1265 | goto exit; |
1266 | } | |
4df50ca8 | 1267 | |
ac46ba43 SM |
1268 | len = ath9k_dump_btcoex(sc, buf, size); |
1269 | exit: | |
4df50ca8 RM |
1270 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1271 | kfree(buf); | |
1272 | ||
1273 | return retval; | |
1274 | } | |
1275 | ||
1276 | static const struct file_operations fops_btcoex = { | |
1277 | .read = read_file_btcoex, | |
1278 | .open = simple_open, | |
1279 | .owner = THIS_MODULE, | |
1280 | .llseek = default_llseek, | |
1281 | }; | |
1282 | #endif | |
1283 | ||
a145daf7 SM |
1284 | static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, |
1285 | size_t count, loff_t *ppos) | |
1286 | { | |
1287 | struct ath_node *an = file->private_data; | |
1288 | struct ath_softc *sc = an->sc; | |
1289 | struct ath_atx_tid *tid; | |
1290 | struct ath_atx_ac *ac; | |
1291 | struct ath_txq *txq; | |
1292 | u32 len = 0, size = 4096; | |
1293 | char *buf; | |
1294 | size_t retval; | |
1295 | int tidno, acno; | |
1296 | ||
1297 | buf = kzalloc(size, GFP_KERNEL); | |
1298 | if (buf == NULL) | |
1299 | return -ENOMEM; | |
1300 | ||
1301 | if (!an->sta->ht_cap.ht_supported) { | |
5e88ba62 ZK |
1302 | len = scnprintf(buf, size, "%s\n", |
1303 | "HT not supported"); | |
a145daf7 SM |
1304 | goto exit; |
1305 | } | |
1306 | ||
5e88ba62 ZK |
1307 | len = scnprintf(buf, size, "Max-AMPDU: %d\n", |
1308 | an->maxampdu); | |
1309 | len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n", | |
1310 | an->mpdudensity); | |
a145daf7 | 1311 | |
5e88ba62 ZK |
1312 | len += scnprintf(buf + len, size - len, |
1313 | "%2s%7s\n", "AC", "SCHED"); | |
a145daf7 SM |
1314 | |
1315 | for (acno = 0, ac = &an->ac[acno]; | |
1316 | acno < IEEE80211_NUM_ACS; acno++, ac++) { | |
1317 | txq = ac->txq; | |
1318 | ath_txq_lock(sc, txq); | |
5e88ba62 ZK |
1319 | len += scnprintf(buf + len, size - len, |
1320 | "%2d%7d\n", | |
1321 | acno, ac->sched); | |
a145daf7 SM |
1322 | ath_txq_unlock(sc, txq); |
1323 | } | |
1324 | ||
5e88ba62 ZK |
1325 | len += scnprintf(buf + len, size - len, |
1326 | "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", | |
1327 | "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", | |
1328 | "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); | |
a145daf7 SM |
1329 | |
1330 | for (tidno = 0, tid = &an->tid[tidno]; | |
1331 | tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { | |
1332 | txq = tid->ac->txq; | |
1333 | ath_txq_lock(sc, txq); | |
5e88ba62 ZK |
1334 | len += scnprintf(buf + len, size - len, |
1335 | "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", | |
1336 | tid->tidno, tid->seq_start, tid->seq_next, | |
1337 | tid->baw_size, tid->baw_head, tid->baw_tail, | |
1338 | tid->bar_index, tid->sched, tid->paused); | |
a145daf7 SM |
1339 | ath_txq_unlock(sc, txq); |
1340 | } | |
1341 | exit: | |
1342 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1343 | kfree(buf); | |
1344 | ||
1345 | return retval; | |
1346 | } | |
1347 | ||
1348 | static const struct file_operations fops_node_stat = { | |
1349 | .read = read_file_node_stat, | |
1350 | .open = simple_open, | |
1351 | .owner = THIS_MODULE, | |
1352 | .llseek = default_llseek, | |
1353 | }; | |
1354 | ||
1355 | void ath9k_sta_add_debugfs(struct ieee80211_hw *hw, | |
1356 | struct ieee80211_vif *vif, | |
1357 | struct ieee80211_sta *sta, | |
1358 | struct dentry *dir) | |
1359 | { | |
1360 | struct ath_node *an = (struct ath_node *)sta->drv_priv; | |
f5bde5b8 | 1361 | debugfs_create_file("node_stat", S_IRUGO, dir, an, &fops_node_stat); |
a145daf7 SM |
1362 | } |
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); | |
ca6d4a74 FF |
1531 | debugfs_create_u8("rx_chainmask", S_IRUSR, sc->debug.debugfs_phy, |
1532 | &ah->rxchainmask); | |
1533 | debugfs_create_u8("tx_chainmask", S_IRUSR, sc->debug.debugfs_phy, | |
1534 | &ah->txchainmask); | |
6e4d291e SM |
1535 | debugfs_create_file("ani", S_IRUSR | S_IWUSR, |
1536 | sc->debug.debugfs_phy, sc, &fops_ani); | |
74673db9 FF |
1537 | debugfs_create_bool("paprd", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1538 | &sc->sc_ah->config.enable_paprd); | |
c70cab1a FF |
1539 | debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1540 | sc, &fops_regidx); | |
1541 | debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, | |
1542 | sc, &fops_regval); | |
1543 | debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, | |
1544 | sc->debug.debugfs_phy, | |
1545 | &ah->config.cwm_ignore_extcca); | |
1546 | debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1547 | &fops_regdump); | |
d069a46b RM |
1548 | debugfs_create_file("dump_nfcal", S_IRUSR, sc->debug.debugfs_phy, sc, |
1549 | &fops_dump_nfcal); | |
580f010f RM |
1550 | debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, |
1551 | &fops_base_eeprom); | |
3f4c4bdd RM |
1552 | debugfs_create_file("modal_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, |
1553 | &fops_modal_eeprom); | |
691680b8 FF |
1554 | debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, |
1555 | sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); | |
691680b8 FF |
1556 | debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, |
1557 | sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); | |
4eba10cc SM |
1558 | debugfs_create_file("antenna_diversity", S_IRUSR, |
1559 | sc->debug.debugfs_phy, sc, &fops_antenna_diversity); | |
4df50ca8 | 1560 | #ifdef CONFIG_ATH9K_BTCOEX_SUPPORT |
36e8825e SM |
1561 | debugfs_create_file("bt_ant_diversity", S_IRUSR | S_IWUSR, |
1562 | sc->debug.debugfs_phy, sc, &fops_bt_ant_diversity); | |
4df50ca8 RM |
1563 | debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc, |
1564 | &fops_btcoex); | |
1565 | #endif | |
89f927af | 1566 | |
826d2680 | 1567 | return 0; |
88b126af | 1568 | } |