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> |
52103115 GJ |
19 | #include <asm/unaligned.h> |
20 | ||
394cf0a1 | 21 | #include "ath9k.h" |
88b126af | 22 | |
475a6e4d LR |
23 | #define REG_WRITE_D(_ah, _reg, _val) \ |
24 | ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg)) | |
25 | #define REG_READ_D(_ah, _reg) \ | |
26 | ath9k_hw_common(_ah)->ops->read((_ah), (_reg)) | |
27 | ||
2a163c6d S |
28 | static int ath9k_debugfs_open(struct inode *inode, struct file *file) |
29 | { | |
30 | file->private_data = inode->i_private; | |
31 | return 0; | |
32 | } | |
33 | ||
582d0064 VT |
34 | static ssize_t ath9k_debugfs_read_buf(struct file *file, char __user *user_buf, |
35 | size_t count, loff_t *ppos) | |
36 | { | |
37 | u8 *buf = file->private_data; | |
38 | return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); | |
39 | } | |
40 | ||
41 | static int ath9k_debugfs_release_buf(struct inode *inode, struct file *file) | |
42 | { | |
43 | vfree(file->private_data); | |
44 | return 0; | |
45 | } | |
46 | ||
a830df07 FF |
47 | #ifdef CONFIG_ATH_DEBUG |
48 | ||
2493928e JH |
49 | static ssize_t read_file_debug(struct file *file, char __user *user_buf, |
50 | size_t count, loff_t *ppos) | |
51 | { | |
52 | struct ath_softc *sc = file->private_data; | |
c46917bb | 53 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); |
2493928e | 54 | char buf[32]; |
581f725c VT |
55 | unsigned int len; |
56 | ||
2b87f3aa | 57 | len = sprintf(buf, "0x%08x\n", common->debug_mask); |
2493928e JH |
58 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
59 | } | |
60 | ||
61 | static ssize_t write_file_debug(struct file *file, const char __user *user_buf, | |
62 | size_t count, loff_t *ppos) | |
63 | { | |
64 | struct ath_softc *sc = file->private_data; | |
c46917bb | 65 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); |
2493928e JH |
66 | unsigned long mask; |
67 | char buf[32]; | |
581f725c VT |
68 | ssize_t len; |
69 | ||
70 | len = min(count, sizeof(buf) - 1); | |
71 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 72 | return -EFAULT; |
581f725c VT |
73 | |
74 | buf[len] = '\0'; | |
75 | if (strict_strtoul(buf, 0, &mask)) | |
76 | return -EINVAL; | |
77 | ||
c46917bb | 78 | common->debug_mask = mask; |
2493928e JH |
79 | return count; |
80 | } | |
81 | ||
82 | static const struct file_operations fops_debug = { | |
83 | .read = read_file_debug, | |
84 | .write = write_file_debug, | |
85 | .open = ath9k_debugfs_open, | |
6038f373 AB |
86 | .owner = THIS_MODULE, |
87 | .llseek = default_llseek, | |
2493928e JH |
88 | }; |
89 | ||
a830df07 FF |
90 | #endif |
91 | ||
991a0987 PR |
92 | #define DMA_BUF_LEN 1024 |
93 | ||
15340694 FF |
94 | static ssize_t read_file_tx_chainmask(struct file *file, char __user *user_buf, |
95 | size_t count, loff_t *ppos) | |
96 | { | |
97 | struct ath_softc *sc = file->private_data; | |
98 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
99 | char buf[32]; | |
100 | unsigned int len; | |
101 | ||
2b87f3aa | 102 | len = sprintf(buf, "0x%08x\n", common->tx_chainmask); |
15340694 FF |
103 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
104 | } | |
105 | ||
106 | static ssize_t write_file_tx_chainmask(struct file *file, const char __user *user_buf, | |
107 | size_t count, loff_t *ppos) | |
108 | { | |
109 | struct ath_softc *sc = file->private_data; | |
110 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
111 | unsigned long mask; | |
112 | char buf[32]; | |
113 | ssize_t len; | |
114 | ||
115 | len = min(count, sizeof(buf) - 1); | |
116 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 117 | return -EFAULT; |
15340694 FF |
118 | |
119 | buf[len] = '\0'; | |
120 | if (strict_strtoul(buf, 0, &mask)) | |
121 | return -EINVAL; | |
122 | ||
123 | common->tx_chainmask = mask; | |
124 | sc->sc_ah->caps.tx_chainmask = mask; | |
125 | return count; | |
126 | } | |
127 | ||
128 | static const struct file_operations fops_tx_chainmask = { | |
129 | .read = read_file_tx_chainmask, | |
130 | .write = write_file_tx_chainmask, | |
131 | .open = ath9k_debugfs_open, | |
6038f373 AB |
132 | .owner = THIS_MODULE, |
133 | .llseek = default_llseek, | |
15340694 FF |
134 | }; |
135 | ||
136 | ||
137 | static ssize_t read_file_rx_chainmask(struct file *file, char __user *user_buf, | |
138 | size_t count, loff_t *ppos) | |
139 | { | |
140 | struct ath_softc *sc = file->private_data; | |
141 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
142 | char buf[32]; | |
143 | unsigned int len; | |
144 | ||
2b87f3aa | 145 | len = sprintf(buf, "0x%08x\n", common->rx_chainmask); |
15340694 FF |
146 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
147 | } | |
148 | ||
149 | static ssize_t write_file_rx_chainmask(struct file *file, const char __user *user_buf, | |
150 | size_t count, loff_t *ppos) | |
151 | { | |
152 | struct ath_softc *sc = file->private_data; | |
153 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
154 | unsigned long mask; | |
155 | char buf[32]; | |
156 | ssize_t len; | |
157 | ||
158 | len = min(count, sizeof(buf) - 1); | |
159 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 160 | return -EFAULT; |
15340694 FF |
161 | |
162 | buf[len] = '\0'; | |
163 | if (strict_strtoul(buf, 0, &mask)) | |
164 | return -EINVAL; | |
165 | ||
166 | common->rx_chainmask = mask; | |
167 | sc->sc_ah->caps.rx_chainmask = mask; | |
168 | return count; | |
169 | } | |
170 | ||
171 | static const struct file_operations fops_rx_chainmask = { | |
172 | .read = read_file_rx_chainmask, | |
173 | .write = write_file_rx_chainmask, | |
174 | .open = ath9k_debugfs_open, | |
6038f373 AB |
175 | .owner = THIS_MODULE, |
176 | .llseek = default_llseek, | |
15340694 FF |
177 | }; |
178 | ||
05c0be2f MSS |
179 | static ssize_t read_file_disable_ani(struct file *file, char __user *user_buf, |
180 | size_t count, loff_t *ppos) | |
181 | { | |
182 | struct ath_softc *sc = file->private_data; | |
183 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
184 | char buf[32]; | |
185 | unsigned int len; | |
186 | ||
187 | len = sprintf(buf, "%d\n", common->disable_ani); | |
188 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
189 | } | |
190 | ||
191 | static ssize_t write_file_disable_ani(struct file *file, | |
192 | const char __user *user_buf, | |
193 | size_t count, loff_t *ppos) | |
194 | { | |
195 | struct ath_softc *sc = file->private_data; | |
196 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
197 | unsigned long disable_ani; | |
198 | char buf[32]; | |
199 | ssize_t len; | |
200 | ||
201 | len = min(count, sizeof(buf) - 1); | |
202 | if (copy_from_user(buf, user_buf, len)) | |
203 | return -EFAULT; | |
204 | ||
205 | buf[len] = '\0'; | |
206 | if (strict_strtoul(buf, 0, &disable_ani)) | |
207 | return -EINVAL; | |
208 | ||
209 | common->disable_ani = !!disable_ani; | |
210 | ||
211 | if (disable_ani) { | |
212 | sc->sc_flags &= ~SC_OP_ANI_RUN; | |
213 | del_timer_sync(&common->ani.timer); | |
214 | } else { | |
215 | sc->sc_flags |= SC_OP_ANI_RUN; | |
216 | ath_start_ani(common); | |
217 | } | |
218 | ||
219 | return count; | |
220 | } | |
221 | ||
222 | static const struct file_operations fops_disable_ani = { | |
223 | .read = read_file_disable_ani, | |
224 | .write = write_file_disable_ani, | |
225 | .open = ath9k_debugfs_open, | |
226 | .owner = THIS_MODULE, | |
227 | .llseek = default_llseek, | |
228 | }; | |
15340694 | 229 | |
2a163c6d S |
230 | static ssize_t read_file_dma(struct file *file, char __user *user_buf, |
231 | size_t count, loff_t *ppos) | |
232 | { | |
233 | struct ath_softc *sc = file->private_data; | |
cbe61d8a | 234 | struct ath_hw *ah = sc->sc_ah; |
991a0987 PR |
235 | char *buf; |
236 | int retval; | |
2a163c6d S |
237 | unsigned int len = 0; |
238 | u32 val[ATH9K_NUM_DMA_DEBUG_REGS]; | |
239 | int i, qcuOffset = 0, dcuOffset = 0; | |
240 | u32 *qcuBase = &val[0], *dcuBase = &val[4]; | |
241 | ||
991a0987 PR |
242 | buf = kmalloc(DMA_BUF_LEN, GFP_KERNEL); |
243 | if (!buf) | |
04236066 | 244 | return -ENOMEM; |
991a0987 | 245 | |
7cf4a2e7 S |
246 | ath9k_ps_wakeup(sc); |
247 | ||
475a6e4d | 248 | REG_WRITE_D(ah, AR_MACMISC, |
2a163c6d S |
249 | ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | |
250 | (AR_MACMISC_MISC_OBS_BUS_1 << | |
251 | AR_MACMISC_MISC_OBS_BUS_MSB_S))); | |
252 | ||
991a0987 | 253 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
254 | "Raw DMA Debug values:\n"); |
255 | ||
256 | for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { | |
257 | if (i % 4 == 0) | |
991a0987 | 258 | len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); |
2a163c6d | 259 | |
475a6e4d | 260 | val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); |
991a0987 | 261 | len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", |
2a163c6d S |
262 | i, val[i]); |
263 | } | |
264 | ||
991a0987 PR |
265 | len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); |
266 | len += snprintf(buf + len, DMA_BUF_LEN - len, | |
2a163c6d S |
267 | "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); |
268 | ||
269 | for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { | |
270 | if (i == 8) { | |
271 | qcuOffset = 0; | |
272 | qcuBase++; | |
273 | } | |
274 | ||
275 | if (i == 6) { | |
276 | dcuOffset = 0; | |
277 | dcuBase++; | |
278 | } | |
279 | ||
991a0987 | 280 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
281 | "%2d %2x %1x %2x %2x\n", |
282 | i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, | |
283 | (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), | |
284 | val[2] & (0x7 << (i * 3)) >> (i * 3), | |
285 | (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); | |
286 | } | |
287 | ||
991a0987 | 288 | len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); |
2a163c6d | 289 | |
991a0987 | 290 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
291 | "qcu_stitch state: %2x qcu_fetch state: %2x\n", |
292 | (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); | |
991a0987 | 293 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
294 | "qcu_complete state: %2x dcu_complete state: %2x\n", |
295 | (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); | |
991a0987 | 296 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
297 | "dcu_arb state: %2x dcu_fp state: %2x\n", |
298 | (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); | |
991a0987 | 299 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
300 | "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", |
301 | (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); | |
991a0987 | 302 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
303 | "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", |
304 | (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); | |
991a0987 | 305 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
2a163c6d S |
306 | "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", |
307 | (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); | |
308 | ||
60ece404 | 309 | len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", |
475a6e4d | 310 | REG_READ_D(ah, AR_OBS_BUS_1)); |
991a0987 | 311 | len += snprintf(buf + len, DMA_BUF_LEN - len, |
60ece404 | 312 | "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); |
2a163c6d | 313 | |
7cf4a2e7 S |
314 | ath9k_ps_restore(sc); |
315 | ||
2b87f3aa DC |
316 | if (len > DMA_BUF_LEN) |
317 | len = DMA_BUF_LEN; | |
318 | ||
991a0987 PR |
319 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
320 | kfree(buf); | |
321 | return retval; | |
2a163c6d S |
322 | } |
323 | ||
324 | static const struct file_operations fops_dma = { | |
325 | .read = read_file_dma, | |
326 | .open = ath9k_debugfs_open, | |
6038f373 AB |
327 | .owner = THIS_MODULE, |
328 | .llseek = default_llseek, | |
2a163c6d S |
329 | }; |
330 | ||
817e11de S |
331 | |
332 | void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status) | |
333 | { | |
334 | if (status) | |
17d7904d | 335 | sc->debug.stats.istats.total++; |
a9616f41 LR |
336 | if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { |
337 | if (status & ATH9K_INT_RXLP) | |
338 | sc->debug.stats.istats.rxlp++; | |
339 | if (status & ATH9K_INT_RXHP) | |
340 | sc->debug.stats.istats.rxhp++; | |
08578b8f LR |
341 | if (status & ATH9K_INT_BB_WATCHDOG) |
342 | sc->debug.stats.istats.bb_watchdog++; | |
a9616f41 LR |
343 | } else { |
344 | if (status & ATH9K_INT_RX) | |
345 | sc->debug.stats.istats.rxok++; | |
346 | } | |
817e11de | 347 | if (status & ATH9K_INT_RXEOL) |
17d7904d | 348 | sc->debug.stats.istats.rxeol++; |
817e11de | 349 | if (status & ATH9K_INT_RXORN) |
17d7904d | 350 | sc->debug.stats.istats.rxorn++; |
817e11de | 351 | if (status & ATH9K_INT_TX) |
17d7904d | 352 | sc->debug.stats.istats.txok++; |
817e11de | 353 | if (status & ATH9K_INT_TXURN) |
17d7904d | 354 | sc->debug.stats.istats.txurn++; |
817e11de | 355 | if (status & ATH9K_INT_MIB) |
17d7904d | 356 | sc->debug.stats.istats.mib++; |
817e11de | 357 | if (status & ATH9K_INT_RXPHY) |
17d7904d | 358 | sc->debug.stats.istats.rxphyerr++; |
817e11de | 359 | if (status & ATH9K_INT_RXKCM) |
17d7904d | 360 | sc->debug.stats.istats.rx_keycache_miss++; |
817e11de | 361 | if (status & ATH9K_INT_SWBA) |
17d7904d | 362 | sc->debug.stats.istats.swba++; |
817e11de | 363 | if (status & ATH9K_INT_BMISS) |
17d7904d | 364 | sc->debug.stats.istats.bmiss++; |
817e11de | 365 | if (status & ATH9K_INT_BNR) |
17d7904d | 366 | sc->debug.stats.istats.bnr++; |
817e11de | 367 | if (status & ATH9K_INT_CST) |
17d7904d | 368 | sc->debug.stats.istats.cst++; |
817e11de | 369 | if (status & ATH9K_INT_GTT) |
17d7904d | 370 | sc->debug.stats.istats.gtt++; |
817e11de | 371 | if (status & ATH9K_INT_TIM) |
17d7904d | 372 | sc->debug.stats.istats.tim++; |
817e11de | 373 | if (status & ATH9K_INT_CABEND) |
17d7904d | 374 | sc->debug.stats.istats.cabend++; |
817e11de | 375 | if (status & ATH9K_INT_DTIMSYNC) |
17d7904d | 376 | sc->debug.stats.istats.dtimsync++; |
817e11de | 377 | if (status & ATH9K_INT_DTIM) |
17d7904d | 378 | sc->debug.stats.istats.dtim++; |
6dde1aab MSS |
379 | if (status & ATH9K_INT_TSFOOR) |
380 | sc->debug.stats.istats.tsfoor++; | |
817e11de S |
381 | } |
382 | ||
383 | static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, | |
384 | size_t count, loff_t *ppos) | |
385 | { | |
386 | struct ath_softc *sc = file->private_data; | |
387 | char buf[512]; | |
388 | unsigned int len = 0; | |
389 | ||
a9616f41 LR |
390 | if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { |
391 | len += snprintf(buf + len, sizeof(buf) - len, | |
392 | "%8s: %10u\n", "RXLP", sc->debug.stats.istats.rxlp); | |
393 | len += snprintf(buf + len, sizeof(buf) - len, | |
394 | "%8s: %10u\n", "RXHP", sc->debug.stats.istats.rxhp); | |
08578b8f LR |
395 | len += snprintf(buf + len, sizeof(buf) - len, |
396 | "%8s: %10u\n", "WATCHDOG", | |
397 | sc->debug.stats.istats.bb_watchdog); | |
a9616f41 LR |
398 | } else { |
399 | len += snprintf(buf + len, sizeof(buf) - len, | |
400 | "%8s: %10u\n", "RX", sc->debug.stats.istats.rxok); | |
401 | } | |
817e11de | 402 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 403 | "%8s: %10u\n", "RXEOL", sc->debug.stats.istats.rxeol); |
817e11de | 404 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 405 | "%8s: %10u\n", "RXORN", sc->debug.stats.istats.rxorn); |
817e11de | 406 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 407 | "%8s: %10u\n", "TX", sc->debug.stats.istats.txok); |
817e11de | 408 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 409 | "%8s: %10u\n", "TXURN", sc->debug.stats.istats.txurn); |
817e11de | 410 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 411 | "%8s: %10u\n", "MIB", sc->debug.stats.istats.mib); |
817e11de | 412 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 413 | "%8s: %10u\n", "RXPHY", sc->debug.stats.istats.rxphyerr); |
817e11de | 414 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 415 | "%8s: %10u\n", "RXKCM", sc->debug.stats.istats.rx_keycache_miss); |
817e11de | 416 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 417 | "%8s: %10u\n", "SWBA", sc->debug.stats.istats.swba); |
817e11de | 418 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 419 | "%8s: %10u\n", "BMISS", sc->debug.stats.istats.bmiss); |
817e11de | 420 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 421 | "%8s: %10u\n", "BNR", sc->debug.stats.istats.bnr); |
817e11de | 422 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 423 | "%8s: %10u\n", "CST", sc->debug.stats.istats.cst); |
817e11de | 424 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 425 | "%8s: %10u\n", "GTT", sc->debug.stats.istats.gtt); |
817e11de | 426 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 427 | "%8s: %10u\n", "TIM", sc->debug.stats.istats.tim); |
817e11de | 428 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 429 | "%8s: %10u\n", "CABEND", sc->debug.stats.istats.cabend); |
817e11de | 430 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 431 | "%8s: %10u\n", "DTIMSYNC", sc->debug.stats.istats.dtimsync); |
817e11de | 432 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 433 | "%8s: %10u\n", "DTIM", sc->debug.stats.istats.dtim); |
6dde1aab MSS |
434 | len += snprintf(buf + len, sizeof(buf) - len, |
435 | "%8s: %10u\n", "TSFOOR", sc->debug.stats.istats.tsfoor); | |
817e11de | 436 | len += snprintf(buf + len, sizeof(buf) - len, |
17d7904d | 437 | "%8s: %10u\n", "TOTAL", sc->debug.stats.istats.total); |
817e11de | 438 | |
6dde1aab | 439 | |
2b87f3aa DC |
440 | if (len > sizeof(buf)) |
441 | len = sizeof(buf); | |
442 | ||
817e11de S |
443 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
444 | } | |
445 | ||
446 | static const struct file_operations fops_interrupt = { | |
447 | .read = read_file_interrupt, | |
448 | .open = ath9k_debugfs_open, | |
6038f373 AB |
449 | .owner = THIS_MODULE, |
450 | .llseek = default_llseek, | |
817e11de S |
451 | }; |
452 | ||
4e6975f7 BG |
453 | static const char *channel_type_str(enum nl80211_channel_type t) |
454 | { | |
455 | switch (t) { | |
456 | case NL80211_CHAN_NO_HT: | |
457 | return "no ht"; | |
458 | case NL80211_CHAN_HT20: | |
459 | return "ht20"; | |
460 | case NL80211_CHAN_HT40MINUS: | |
461 | return "ht40-"; | |
462 | case NL80211_CHAN_HT40PLUS: | |
463 | return "ht40+"; | |
464 | default: | |
465 | return "???"; | |
466 | } | |
467 | } | |
468 | ||
39d89cd3 JM |
469 | static ssize_t read_file_wiphy(struct file *file, char __user *user_buf, |
470 | size_t count, loff_t *ppos) | |
471 | { | |
472 | struct ath_softc *sc = file->private_data; | |
34302397 | 473 | struct ieee80211_channel *chan = sc->hw->conf.channel; |
4e6975f7 | 474 | struct ieee80211_conf *conf = &(sc->hw->conf); |
39d89cd3 JM |
475 | char buf[512]; |
476 | unsigned int len = 0; | |
39d89cd3 | 477 | u8 addr[ETH_ALEN]; |
39057512 | 478 | u32 tmp; |
39d89cd3 JM |
479 | |
480 | len += snprintf(buf + len, sizeof(buf) - len, | |
4e6975f7 | 481 | "%s (chan=%d center-freq: %d MHz channel-type: %d (%s))\n", |
34302397 | 482 | wiphy_name(sc->hw->wiphy), |
8e0167a4 | 483 | ieee80211_frequency_to_channel(chan->center_freq), |
4e6975f7 BG |
484 | chan->center_freq, |
485 | conf->channel_type, | |
486 | channel_type_str(conf->channel_type)); | |
39d89cd3 | 487 | |
c6e38c06 | 488 | ath9k_ps_wakeup(sc); |
475a6e4d LR |
489 | put_unaligned_le32(REG_READ_D(sc->sc_ah, AR_STA_ID0), addr); |
490 | put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_STA_ID1) & 0xffff, addr + 4); | |
39d89cd3 JM |
491 | len += snprintf(buf + len, sizeof(buf) - len, |
492 | "addr: %pM\n", addr); | |
475a6e4d LR |
493 | put_unaligned_le32(REG_READ_D(sc->sc_ah, AR_BSSMSKL), addr); |
494 | put_unaligned_le16(REG_READ_D(sc->sc_ah, AR_BSSMSKU) & 0xffff, addr + 4); | |
39d89cd3 JM |
495 | len += snprintf(buf + len, sizeof(buf) - len, |
496 | "addrmask: %pM\n", addr); | |
39057512 | 497 | tmp = ath9k_hw_getrxfilter(sc->sc_ah); |
79d2b157 | 498 | ath9k_ps_restore(sc); |
39057512 BG |
499 | len += snprintf(buf + len, sizeof(buf) - len, |
500 | "rfilt: 0x%x", tmp); | |
501 | if (tmp & ATH9K_RX_FILTER_UCAST) | |
502 | len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); | |
503 | if (tmp & ATH9K_RX_FILTER_MCAST) | |
504 | len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); | |
505 | if (tmp & ATH9K_RX_FILTER_BCAST) | |
506 | len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); | |
507 | if (tmp & ATH9K_RX_FILTER_CONTROL) | |
508 | len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); | |
509 | if (tmp & ATH9K_RX_FILTER_BEACON) | |
510 | len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); | |
511 | if (tmp & ATH9K_RX_FILTER_PROM) | |
512 | len += snprintf(buf + len, sizeof(buf) - len, " PROM"); | |
513 | if (tmp & ATH9K_RX_FILTER_PROBEREQ) | |
514 | len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); | |
515 | if (tmp & ATH9K_RX_FILTER_PHYERR) | |
516 | len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); | |
517 | if (tmp & ATH9K_RX_FILTER_MYBEACON) | |
518 | len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); | |
519 | if (tmp & ATH9K_RX_FILTER_COMP_BAR) | |
520 | len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); | |
521 | if (tmp & ATH9K_RX_FILTER_PSPOLL) | |
522 | len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); | |
523 | if (tmp & ATH9K_RX_FILTER_PHYRADAR) | |
524 | len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); | |
525 | if (tmp & ATH9K_RX_FILTER_MCAST_BCAST_ALL) | |
526 | len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL\n"); | |
527 | else | |
528 | len += snprintf(buf + len, sizeof(buf) - len, "\n"); | |
529 | ||
2b87f3aa DC |
530 | if (len > sizeof(buf)) |
531 | len = sizeof(buf); | |
532 | ||
39d89cd3 JM |
533 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
534 | } | |
535 | ||
39d89cd3 JM |
536 | static const struct file_operations fops_wiphy = { |
537 | .read = read_file_wiphy, | |
39d89cd3 | 538 | .open = ath9k_debugfs_open, |
6038f373 AB |
539 | .owner = THIS_MODULE, |
540 | .llseek = default_llseek, | |
39d89cd3 JM |
541 | }; |
542 | ||
5bec3e5a | 543 | #define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum |
fec247c0 S |
544 | #define PR(str, elem) \ |
545 | do { \ | |
546 | len += snprintf(buf + len, size - len, \ | |
547 | "%s%13u%11u%10u%10u\n", str, \ | |
5bec3e5a FF |
548 | sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \ |
549 | sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \ | |
550 | sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \ | |
551 | sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \ | |
7f010c93 BG |
552 | if (len >= size) \ |
553 | goto done; \ | |
fec247c0 S |
554 | } while(0) |
555 | ||
1f427dd9 BG |
556 | #define PRX(str, elem) \ |
557 | do { \ | |
558 | len += snprintf(buf + len, size - len, \ | |
559 | "%s%13u%11u%10u%10u\n", str, \ | |
5bec3e5a FF |
560 | (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \ |
561 | (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \ | |
562 | (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \ | |
563 | (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \ | |
7f010c93 BG |
564 | if (len >= size) \ |
565 | goto done; \ | |
1f427dd9 BG |
566 | } while(0) |
567 | ||
2dac4fb9 BG |
568 | #define PRQLE(str, elem) \ |
569 | do { \ | |
570 | len += snprintf(buf + len, size - len, \ | |
571 | "%s%13i%11i%10i%10i\n", str, \ | |
5bec3e5a FF |
572 | list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \ |
573 | list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \ | |
574 | list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \ | |
575 | list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \ | |
7f010c93 BG |
576 | if (len >= size) \ |
577 | goto done; \ | |
2dac4fb9 BG |
578 | } while (0) |
579 | ||
fec247c0 S |
580 | static ssize_t read_file_xmit(struct file *file, char __user *user_buf, |
581 | size_t count, loff_t *ppos) | |
582 | { | |
583 | struct ath_softc *sc = file->private_data; | |
584 | char *buf; | |
7f010c93 | 585 | unsigned int len = 0, size = 8000; |
2dac4fb9 | 586 | int i; |
fec247c0 | 587 | ssize_t retval = 0; |
2dac4fb9 | 588 | char tmp[32]; |
fec247c0 S |
589 | |
590 | buf = kzalloc(size, GFP_KERNEL); | |
591 | if (buf == NULL) | |
04236066 | 592 | return -ENOMEM; |
fec247c0 | 593 | |
60f2d1d5 BG |
594 | len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x" |
595 | " poll-work-seen: %u\n" | |
7f010c93 BG |
596 | "%30s %10s%10s%10s\n\n", |
597 | ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup, | |
60f2d1d5 | 598 | sc->tx_complete_poll_work_seen, |
7f010c93 | 599 | "BE", "BK", "VI", "VO"); |
fec247c0 S |
600 | |
601 | PR("MPDUs Queued: ", queued); | |
602 | PR("MPDUs Completed: ", completed); | |
5a6f78af | 603 | PR("MPDUs XRetried: ", xretries); |
fec247c0 | 604 | PR("Aggregates: ", a_aggr); |
bda8adda BG |
605 | PR("AMPDUs Queued HW:", a_queued_hw); |
606 | PR("AMPDUs Queued SW:", a_queued_sw); | |
fec247c0 S |
607 | PR("AMPDUs Completed:", a_completed); |
608 | PR("AMPDUs Retried: ", a_retries); | |
609 | PR("AMPDUs XRetried: ", a_xretries); | |
610 | PR("FIFO Underrun: ", fifo_underrun); | |
611 | PR("TXOP Exceeded: ", xtxop); | |
612 | PR("TXTIMER Expiry: ", timer_exp); | |
613 | PR("DESC CFG Error: ", desc_cfg_err); | |
614 | PR("DATA Underrun: ", data_underrun); | |
615 | PR("DELIM Underrun: ", delim_underrun); | |
99c15bf5 BG |
616 | PR("TX-Pkts-All: ", tx_pkts_all); |
617 | PR("TX-Bytes-All: ", tx_bytes_all); | |
2dac4fb9 BG |
618 | PR("hw-put-tx-buf: ", puttxbuf); |
619 | PR("hw-tx-start: ", txstart); | |
620 | PR("hw-tx-proc-desc: ", txprocdesc); | |
7f010c93 BG |
621 | len += snprintf(buf + len, size - len, |
622 | "%s%11p%11p%10p%10p\n", "txq-memory-address:", | |
db7889cd BG |
623 | sc->tx.txq_map[WME_AC_BE], |
624 | sc->tx.txq_map[WME_AC_BK], | |
625 | sc->tx.txq_map[WME_AC_VI], | |
626 | sc->tx.txq_map[WME_AC_VO]); | |
7f010c93 BG |
627 | if (len >= size) |
628 | goto done; | |
fec247c0 | 629 | |
1f427dd9 BG |
630 | PRX("axq-qnum: ", axq_qnum); |
631 | PRX("axq-depth: ", axq_depth); | |
2dac4fb9 | 632 | PRX("axq-ampdu_depth: ", axq_ampdu_depth); |
1f427dd9 BG |
633 | PRX("axq-stopped ", stopped); |
634 | PRX("tx-in-progress ", axq_tx_inprogress); | |
635 | PRX("pending-frames ", pending_frames); | |
2dac4fb9 BG |
636 | PRX("txq_headidx: ", txq_headidx); |
637 | PRX("txq_tailidx: ", txq_headidx); | |
638 | ||
639 | PRQLE("axq_q empty: ", axq_q); | |
640 | PRQLE("axq_acq empty: ", axq_acq); | |
2dac4fb9 BG |
641 | for (i = 0; i < ATH_TXFIFO_DEPTH; i++) { |
642 | snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i); | |
643 | PRQLE(tmp, txq_fifo[i]); | |
644 | } | |
7f010c93 | 645 | |
71e025a5 BG |
646 | /* Print out more detailed queue-info */ |
647 | for (i = 0; i <= WME_AC_BK; i++) { | |
648 | struct ath_txq *txq = &(sc->tx.txq[i]); | |
649 | struct ath_atx_ac *ac; | |
650 | struct ath_atx_tid *tid; | |
651 | if (len >= size) | |
652 | goto done; | |
653 | spin_lock_bh(&txq->axq_lock); | |
654 | if (!list_empty(&txq->axq_acq)) { | |
655 | ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac, | |
656 | list); | |
657 | len += snprintf(buf + len, size - len, | |
658 | "txq[%i] first-ac: %p sched: %i\n", | |
659 | i, ac, ac->sched); | |
660 | if (list_empty(&ac->tid_q) || (len >= size)) | |
661 | goto done_for; | |
662 | tid = list_first_entry(&ac->tid_q, struct ath_atx_tid, | |
663 | list); | |
664 | len += snprintf(buf + len, size - len, | |
665 | " first-tid: %p sched: %i paused: %i\n", | |
666 | tid, tid->sched, tid->paused); | |
667 | } | |
668 | done_for: | |
669 | spin_unlock_bh(&txq->axq_lock); | |
670 | } | |
671 | ||
7f010c93 BG |
672 | done: |
673 | if (len > size) | |
674 | len = size; | |
675 | ||
676 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
677 | kfree(buf); | |
678 | ||
679 | return retval; | |
680 | } | |
681 | ||
682 | static ssize_t read_file_stations(struct file *file, char __user *user_buf, | |
683 | size_t count, loff_t *ppos) | |
684 | { | |
685 | struct ath_softc *sc = file->private_data; | |
686 | char *buf; | |
687 | unsigned int len = 0, size = 64000; | |
688 | struct ath_node *an = NULL; | |
689 | ssize_t retval = 0; | |
690 | int q; | |
691 | ||
692 | buf = kzalloc(size, GFP_KERNEL); | |
693 | if (buf == NULL) | |
694 | return -ENOMEM; | |
695 | ||
696 | len += snprintf(buf + len, size - len, | |
697 | "Stations:\n" | |
698 | " tid: addr sched paused buf_q-empty an ac\n" | |
699 | " ac: addr sched tid_q-empty txq\n"); | |
700 | ||
701 | spin_lock(&sc->nodes_lock); | |
702 | list_for_each_entry(an, &sc->nodes, list) { | |
703 | len += snprintf(buf + len, size - len, | |
704 | "%pM\n", an->sta->addr); | |
705 | if (len >= size) | |
706 | goto done; | |
707 | ||
708 | for (q = 0; q < WME_NUM_TID; q++) { | |
709 | struct ath_atx_tid *tid = &(an->tid[q]); | |
710 | len += snprintf(buf + len, size - len, | |
711 | " tid: %p %s %s %i %p %p\n", | |
712 | tid, tid->sched ? "sched" : "idle", | |
713 | tid->paused ? "paused" : "running", | |
714 | list_empty(&tid->buf_q), | |
715 | tid->an, tid->ac); | |
716 | if (len >= size) | |
717 | goto done; | |
718 | } | |
719 | ||
720 | for (q = 0; q < WME_NUM_AC; q++) { | |
721 | struct ath_atx_ac *ac = &(an->ac[q]); | |
722 | len += snprintf(buf + len, size - len, | |
723 | " ac: %p %s %i %p\n", | |
724 | ac, ac->sched ? "sched" : "idle", | |
725 | list_empty(&ac->tid_q), ac->txq); | |
726 | if (len >= size) | |
727 | goto done; | |
728 | } | |
729 | } | |
730 | ||
731 | done: | |
732 | spin_unlock(&sc->nodes_lock); | |
2b87f3aa DC |
733 | if (len > size) |
734 | len = size; | |
735 | ||
fec247c0 S |
736 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
737 | kfree(buf); | |
738 | ||
739 | return retval; | |
740 | } | |
741 | ||
55f6d0ff BG |
742 | static ssize_t read_file_misc(struct file *file, char __user *user_buf, |
743 | size_t count, loff_t *ppos) | |
744 | { | |
745 | struct ath_softc *sc = file->private_data; | |
746 | struct ath_common *common = ath9k_hw_common(sc->sc_ah); | |
747 | struct ath_hw *ah = sc->sc_ah; | |
748 | struct ieee80211_hw *hw = sc->hw; | |
749 | char *buf; | |
750 | unsigned int len = 0, size = 8000; | |
751 | ssize_t retval = 0; | |
55f6d0ff BG |
752 | unsigned int reg; |
753 | struct ath9k_vif_iter_data iter_data; | |
754 | ||
755 | ath9k_calculate_iter_data(hw, NULL, &iter_data); | |
756 | ||
757 | buf = kzalloc(size, GFP_KERNEL); | |
758 | if (buf == NULL) | |
759 | return -ENOMEM; | |
760 | ||
79d2b157 | 761 | ath9k_ps_wakeup(sc); |
55f6d0ff BG |
762 | len += snprintf(buf + len, size - len, |
763 | "curbssid: %pM\n" | |
764 | "OP-Mode: %s(%i)\n" | |
765 | "Beacon-Timer-Register: 0x%x\n", | |
766 | common->curbssid, | |
21ec489d PR |
767 | ath_opmode_to_string(sc->sc_ah->opmode), |
768 | (int)(sc->sc_ah->opmode), | |
55f6d0ff BG |
769 | REG_READ(ah, AR_BEACON_PERIOD)); |
770 | ||
771 | reg = REG_READ(ah, AR_TIMER_MODE); | |
79d2b157 | 772 | ath9k_ps_restore(sc); |
55f6d0ff BG |
773 | len += snprintf(buf + len, size - len, "Timer-Mode-Register: 0x%x (", |
774 | reg); | |
775 | if (reg & AR_TBTT_TIMER_EN) | |
776 | len += snprintf(buf + len, size - len, "TBTT "); | |
777 | if (reg & AR_DBA_TIMER_EN) | |
778 | len += snprintf(buf + len, size - len, "DBA "); | |
779 | if (reg & AR_SWBA_TIMER_EN) | |
780 | len += snprintf(buf + len, size - len, "SWBA "); | |
781 | if (reg & AR_HCF_TIMER_EN) | |
782 | len += snprintf(buf + len, size - len, "HCF "); | |
783 | if (reg & AR_TIM_TIMER_EN) | |
784 | len += snprintf(buf + len, size - len, "TIM "); | |
785 | if (reg & AR_DTIM_TIMER_EN) | |
786 | len += snprintf(buf + len, size - len, "DTIM "); | |
787 | len += snprintf(buf + len, size - len, ")\n"); | |
788 | ||
789 | reg = sc->sc_ah->imask; | |
790 | len += snprintf(buf + len, size - len, "imask: 0x%x (", reg); | |
791 | if (reg & ATH9K_INT_SWBA) | |
792 | len += snprintf(buf + len, size - len, "SWBA "); | |
793 | if (reg & ATH9K_INT_BMISS) | |
794 | len += snprintf(buf + len, size - len, "BMISS "); | |
795 | if (reg & ATH9K_INT_CST) | |
796 | len += snprintf(buf + len, size - len, "CST "); | |
797 | if (reg & ATH9K_INT_RX) | |
798 | len += snprintf(buf + len, size - len, "RX "); | |
799 | if (reg & ATH9K_INT_RXHP) | |
800 | len += snprintf(buf + len, size - len, "RXHP "); | |
801 | if (reg & ATH9K_INT_RXLP) | |
802 | len += snprintf(buf + len, size - len, "RXLP "); | |
803 | if (reg & ATH9K_INT_BB_WATCHDOG) | |
804 | len += snprintf(buf + len, size - len, "BB_WATCHDOG "); | |
805 | /* there are other IRQs if one wanted to add them. */ | |
806 | len += snprintf(buf + len, size - len, ")\n"); | |
807 | ||
808 | len += snprintf(buf + len, size - len, | |
809 | "VIF Counts: AP: %i STA: %i MESH: %i WDS: %i" | |
810 | " ADHOC: %i OTHER: %i nvifs: %hi beacon-vifs: %hi\n", | |
811 | iter_data.naps, iter_data.nstations, iter_data.nmeshes, | |
812 | iter_data.nwds, iter_data.nadhocs, iter_data.nothers, | |
813 | sc->nvifs, sc->nbcnvifs); | |
814 | ||
815 | len += snprintf(buf + len, size - len, | |
816 | "Calculated-BSSID-Mask: %pM\n", | |
817 | iter_data.mask); | |
818 | ||
819 | if (len > size) | |
820 | len = size; | |
821 | ||
822 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
823 | kfree(buf); | |
824 | ||
825 | return retval; | |
826 | } | |
827 | ||
066dae93 | 828 | void ath_debug_stat_tx(struct ath_softc *sc, struct ath_buf *bf, |
5bec3e5a | 829 | struct ath_tx_status *ts, struct ath_txq *txq) |
fec247c0 | 830 | { |
5bec3e5a | 831 | int qnum = txq->axq_qnum; |
066dae93 FF |
832 | |
833 | TX_STAT_INC(qnum, tx_pkts_all); | |
834 | sc->debug.stats.txstats[qnum].tx_bytes_all += bf->bf_mpdu->len; | |
99c15bf5 | 835 | |
fec247c0 S |
836 | if (bf_isampdu(bf)) { |
837 | if (bf_isxretried(bf)) | |
066dae93 | 838 | TX_STAT_INC(qnum, a_xretries); |
fec247c0 | 839 | else |
066dae93 | 840 | TX_STAT_INC(qnum, a_completed); |
fec247c0 | 841 | } else { |
5a6f78af FF |
842 | if (bf_isxretried(bf)) |
843 | TX_STAT_INC(qnum, xretries); | |
844 | else | |
845 | TX_STAT_INC(qnum, completed); | |
fec247c0 S |
846 | } |
847 | ||
db1a052b | 848 | if (ts->ts_status & ATH9K_TXERR_FIFO) |
066dae93 | 849 | TX_STAT_INC(qnum, fifo_underrun); |
db1a052b | 850 | if (ts->ts_status & ATH9K_TXERR_XTXOP) |
066dae93 | 851 | TX_STAT_INC(qnum, xtxop); |
db1a052b | 852 | if (ts->ts_status & ATH9K_TXERR_TIMER_EXPIRED) |
066dae93 | 853 | TX_STAT_INC(qnum, timer_exp); |
db1a052b | 854 | if (ts->ts_flags & ATH9K_TX_DESC_CFG_ERR) |
066dae93 | 855 | TX_STAT_INC(qnum, desc_cfg_err); |
db1a052b | 856 | if (ts->ts_flags & ATH9K_TX_DATA_UNDERRUN) |
066dae93 | 857 | TX_STAT_INC(qnum, data_underrun); |
db1a052b | 858 | if (ts->ts_flags & ATH9K_TX_DELIM_UNDERRUN) |
066dae93 | 859 | TX_STAT_INC(qnum, delim_underrun); |
fec247c0 S |
860 | } |
861 | ||
862 | static const struct file_operations fops_xmit = { | |
863 | .read = read_file_xmit, | |
864 | .open = ath9k_debugfs_open, | |
6038f373 AB |
865 | .owner = THIS_MODULE, |
866 | .llseek = default_llseek, | |
fec247c0 | 867 | }; |
39d89cd3 | 868 | |
7f010c93 BG |
869 | static const struct file_operations fops_stations = { |
870 | .read = read_file_stations, | |
871 | .open = ath9k_debugfs_open, | |
872 | .owner = THIS_MODULE, | |
873 | .llseek = default_llseek, | |
874 | }; | |
875 | ||
55f6d0ff BG |
876 | static const struct file_operations fops_misc = { |
877 | .read = read_file_misc, | |
878 | .open = ath9k_debugfs_open, | |
879 | .owner = THIS_MODULE, | |
880 | .llseek = default_llseek, | |
881 | }; | |
882 | ||
1395d3f0 S |
883 | static ssize_t read_file_recv(struct file *file, char __user *user_buf, |
884 | size_t count, loff_t *ppos) | |
885 | { | |
886 | #define PHY_ERR(s, p) \ | |
887 | len += snprintf(buf + len, size - len, "%18s : %10u\n", s, \ | |
888 | sc->debug.stats.rxstats.phy_err_stats[p]); | |
889 | ||
890 | struct ath_softc *sc = file->private_data; | |
891 | char *buf; | |
7d755414 | 892 | unsigned int len = 0, size = 1400; |
1395d3f0 S |
893 | ssize_t retval = 0; |
894 | ||
895 | buf = kzalloc(size, GFP_KERNEL); | |
896 | if (buf == NULL) | |
04236066 | 897 | return -ENOMEM; |
1395d3f0 S |
898 | |
899 | len += snprintf(buf + len, size - len, | |
900 | "%18s : %10u\n", "CRC ERR", | |
901 | sc->debug.stats.rxstats.crc_err); | |
902 | len += snprintf(buf + len, size - len, | |
903 | "%18s : %10u\n", "DECRYPT CRC ERR", | |
904 | sc->debug.stats.rxstats.decrypt_crc_err); | |
905 | len += snprintf(buf + len, size - len, | |
906 | "%18s : %10u\n", "PHY ERR", | |
907 | sc->debug.stats.rxstats.phy_err); | |
908 | len += snprintf(buf + len, size - len, | |
909 | "%18s : %10u\n", "MIC ERR", | |
910 | sc->debug.stats.rxstats.mic_err); | |
911 | len += snprintf(buf + len, size - len, | |
912 | "%18s : %10u\n", "PRE-DELIM CRC ERR", | |
913 | sc->debug.stats.rxstats.pre_delim_crc_err); | |
914 | len += snprintf(buf + len, size - len, | |
915 | "%18s : %10u\n", "POST-DELIM CRC ERR", | |
916 | sc->debug.stats.rxstats.post_delim_crc_err); | |
917 | len += snprintf(buf + len, size - len, | |
918 | "%18s : %10u\n", "DECRYPT BUSY ERR", | |
919 | sc->debug.stats.rxstats.decrypt_busy_err); | |
920 | ||
7d755414 SB |
921 | len += snprintf(buf + len, size - len, |
922 | "%18s : %10d\n", "RSSI-CTL0", | |
923 | sc->debug.stats.rxstats.rs_rssi_ctl0); | |
924 | ||
925 | len += snprintf(buf + len, size - len, | |
926 | "%18s : %10d\n", "RSSI-CTL1", | |
927 | sc->debug.stats.rxstats.rs_rssi_ctl1); | |
928 | ||
929 | len += snprintf(buf + len, size - len, | |
930 | "%18s : %10d\n", "RSSI-CTL2", | |
931 | sc->debug.stats.rxstats.rs_rssi_ctl2); | |
932 | ||
933 | len += snprintf(buf + len, size - len, | |
934 | "%18s : %10d\n", "RSSI-EXT0", | |
935 | sc->debug.stats.rxstats.rs_rssi_ext0); | |
936 | ||
937 | len += snprintf(buf + len, size - len, | |
938 | "%18s : %10d\n", "RSSI-EXT1", | |
939 | sc->debug.stats.rxstats.rs_rssi_ext1); | |
940 | ||
941 | len += snprintf(buf + len, size - len, | |
942 | "%18s : %10d\n", "RSSI-EXT2", | |
943 | sc->debug.stats.rxstats.rs_rssi_ext2); | |
944 | ||
945 | len += snprintf(buf + len, size - len, | |
946 | "%18s : %10d\n", "Rx Antenna", | |
947 | sc->debug.stats.rxstats.rs_antenna); | |
948 | ||
1395d3f0 S |
949 | PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN); |
950 | PHY_ERR("TIMING", ATH9K_PHYERR_TIMING); | |
951 | PHY_ERR("PARITY", ATH9K_PHYERR_PARITY); | |
952 | PHY_ERR("RATE", ATH9K_PHYERR_RATE); | |
953 | PHY_ERR("LENGTH", ATH9K_PHYERR_LENGTH); | |
954 | PHY_ERR("RADAR", ATH9K_PHYERR_RADAR); | |
955 | PHY_ERR("SERVICE", ATH9K_PHYERR_SERVICE); | |
956 | PHY_ERR("TOR", ATH9K_PHYERR_TOR); | |
957 | PHY_ERR("OFDM-TIMING", ATH9K_PHYERR_OFDM_TIMING); | |
958 | PHY_ERR("OFDM-SIGNAL-PARITY", ATH9K_PHYERR_OFDM_SIGNAL_PARITY); | |
959 | PHY_ERR("OFDM-RATE", ATH9K_PHYERR_OFDM_RATE_ILLEGAL); | |
960 | PHY_ERR("OFDM-LENGTH", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL); | |
961 | PHY_ERR("OFDM-POWER-DROP", ATH9K_PHYERR_OFDM_POWER_DROP); | |
962 | PHY_ERR("OFDM-SERVICE", ATH9K_PHYERR_OFDM_SERVICE); | |
963 | PHY_ERR("OFDM-RESTART", ATH9K_PHYERR_OFDM_RESTART); | |
964 | PHY_ERR("FALSE-RADAR-EXT", ATH9K_PHYERR_FALSE_RADAR_EXT); | |
965 | PHY_ERR("CCK-TIMING", ATH9K_PHYERR_CCK_TIMING); | |
966 | PHY_ERR("CCK-HEADER-CRC", ATH9K_PHYERR_CCK_HEADER_CRC); | |
967 | PHY_ERR("CCK-RATE", ATH9K_PHYERR_CCK_RATE_ILLEGAL); | |
968 | PHY_ERR("CCK-SERVICE", ATH9K_PHYERR_CCK_SERVICE); | |
969 | PHY_ERR("CCK-RESTART", ATH9K_PHYERR_CCK_RESTART); | |
970 | PHY_ERR("CCK-LENGTH", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL); | |
971 | PHY_ERR("CCK-POWER-DROP", ATH9K_PHYERR_CCK_POWER_DROP); | |
972 | PHY_ERR("HT-CRC", ATH9K_PHYERR_HT_CRC_ERROR); | |
973 | PHY_ERR("HT-LENGTH", ATH9K_PHYERR_HT_LENGTH_ILLEGAL); | |
974 | PHY_ERR("HT-RATE", ATH9K_PHYERR_HT_RATE_ILLEGAL); | |
975 | ||
99c15bf5 BG |
976 | len += snprintf(buf + len, size - len, |
977 | "%18s : %10u\n", "RX-Pkts-All", | |
978 | sc->debug.stats.rxstats.rx_pkts_all); | |
979 | len += snprintf(buf + len, size - len, | |
980 | "%18s : %10u\n", "RX-Bytes-All", | |
981 | sc->debug.stats.rxstats.rx_bytes_all); | |
982 | ||
2b87f3aa DC |
983 | if (len > size) |
984 | len = size; | |
985 | ||
1395d3f0 S |
986 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
987 | kfree(buf); | |
988 | ||
989 | return retval; | |
990 | ||
991 | #undef PHY_ERR | |
992 | } | |
993 | ||
8e6f5aa2 | 994 | void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) |
1395d3f0 S |
995 | { |
996 | #define RX_STAT_INC(c) sc->debug.stats.rxstats.c++ | |
997 | #define RX_PHY_ERR_INC(c) sc->debug.stats.rxstats.phy_err_stats[c]++ | |
998 | ||
1395d3f0 S |
999 | u32 phyerr; |
1000 | ||
99c15bf5 BG |
1001 | RX_STAT_INC(rx_pkts_all); |
1002 | sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen; | |
1003 | ||
8e6f5aa2 | 1004 | if (rs->rs_status & ATH9K_RXERR_CRC) |
1395d3f0 | 1005 | RX_STAT_INC(crc_err); |
8e6f5aa2 | 1006 | if (rs->rs_status & ATH9K_RXERR_DECRYPT) |
1395d3f0 | 1007 | RX_STAT_INC(decrypt_crc_err); |
8e6f5aa2 | 1008 | if (rs->rs_status & ATH9K_RXERR_MIC) |
1395d3f0 | 1009 | RX_STAT_INC(mic_err); |
8e6f5aa2 | 1010 | if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE) |
1395d3f0 | 1011 | RX_STAT_INC(pre_delim_crc_err); |
8e6f5aa2 | 1012 | if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST) |
1395d3f0 | 1013 | RX_STAT_INC(post_delim_crc_err); |
8e6f5aa2 | 1014 | if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY) |
1395d3f0 S |
1015 | RX_STAT_INC(decrypt_busy_err); |
1016 | ||
8e6f5aa2 | 1017 | if (rs->rs_status & ATH9K_RXERR_PHY) { |
1395d3f0 | 1018 | RX_STAT_INC(phy_err); |
8e6f5aa2 | 1019 | phyerr = rs->rs_phyerr & 0x24; |
1395d3f0 S |
1020 | RX_PHY_ERR_INC(phyerr); |
1021 | } | |
1022 | ||
7d755414 SB |
1023 | sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0; |
1024 | sc->debug.stats.rxstats.rs_rssi_ctl1 = rs->rs_rssi_ctl1; | |
1025 | sc->debug.stats.rxstats.rs_rssi_ctl2 = rs->rs_rssi_ctl2; | |
1026 | ||
1027 | sc->debug.stats.rxstats.rs_rssi_ext0 = rs->rs_rssi_ext0; | |
1028 | sc->debug.stats.rxstats.rs_rssi_ext1 = rs->rs_rssi_ext1; | |
1029 | sc->debug.stats.rxstats.rs_rssi_ext2 = rs->rs_rssi_ext2; | |
1030 | ||
1031 | sc->debug.stats.rxstats.rs_antenna = rs->rs_antenna; | |
1032 | ||
1395d3f0 S |
1033 | #undef RX_STAT_INC |
1034 | #undef RX_PHY_ERR_INC | |
1035 | } | |
1036 | ||
1037 | static const struct file_operations fops_recv = { | |
1038 | .read = read_file_recv, | |
1039 | .open = ath9k_debugfs_open, | |
6038f373 AB |
1040 | .owner = THIS_MODULE, |
1041 | .llseek = default_llseek, | |
1395d3f0 S |
1042 | }; |
1043 | ||
9bff0bc4 FF |
1044 | static ssize_t read_file_regidx(struct file *file, char __user *user_buf, |
1045 | size_t count, loff_t *ppos) | |
1046 | { | |
1047 | struct ath_softc *sc = file->private_data; | |
1048 | char buf[32]; | |
1049 | unsigned int len; | |
1050 | ||
2b87f3aa | 1051 | len = sprintf(buf, "0x%08x\n", sc->debug.regidx); |
9bff0bc4 FF |
1052 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1053 | } | |
1054 | ||
1055 | static ssize_t write_file_regidx(struct file *file, const char __user *user_buf, | |
1056 | size_t count, loff_t *ppos) | |
1057 | { | |
1058 | struct ath_softc *sc = file->private_data; | |
1059 | unsigned long regidx; | |
1060 | char buf[32]; | |
1061 | ssize_t len; | |
1062 | ||
1063 | len = min(count, sizeof(buf) - 1); | |
1064 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 1065 | return -EFAULT; |
9bff0bc4 FF |
1066 | |
1067 | buf[len] = '\0'; | |
1068 | if (strict_strtoul(buf, 0, ®idx)) | |
1069 | return -EINVAL; | |
1070 | ||
1071 | sc->debug.regidx = regidx; | |
1072 | return count; | |
1073 | } | |
1074 | ||
1075 | static const struct file_operations fops_regidx = { | |
1076 | .read = read_file_regidx, | |
1077 | .write = write_file_regidx, | |
1078 | .open = ath9k_debugfs_open, | |
6038f373 AB |
1079 | .owner = THIS_MODULE, |
1080 | .llseek = default_llseek, | |
9bff0bc4 FF |
1081 | }; |
1082 | ||
1083 | static ssize_t read_file_regval(struct file *file, char __user *user_buf, | |
1084 | size_t count, loff_t *ppos) | |
1085 | { | |
1086 | struct ath_softc *sc = file->private_data; | |
1087 | struct ath_hw *ah = sc->sc_ah; | |
1088 | char buf[32]; | |
1089 | unsigned int len; | |
1090 | u32 regval; | |
1091 | ||
79d2b157 | 1092 | ath9k_ps_wakeup(sc); |
9bff0bc4 | 1093 | regval = REG_READ_D(ah, sc->debug.regidx); |
79d2b157 | 1094 | ath9k_ps_restore(sc); |
2b87f3aa | 1095 | len = sprintf(buf, "0x%08x\n", regval); |
9bff0bc4 FF |
1096 | return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
1097 | } | |
1098 | ||
1099 | static ssize_t write_file_regval(struct file *file, const char __user *user_buf, | |
1100 | size_t count, loff_t *ppos) | |
1101 | { | |
1102 | struct ath_softc *sc = file->private_data; | |
1103 | struct ath_hw *ah = sc->sc_ah; | |
1104 | unsigned long regval; | |
1105 | char buf[32]; | |
1106 | ssize_t len; | |
1107 | ||
1108 | len = min(count, sizeof(buf) - 1); | |
1109 | if (copy_from_user(buf, user_buf, len)) | |
04236066 | 1110 | return -EFAULT; |
9bff0bc4 FF |
1111 | |
1112 | buf[len] = '\0'; | |
1113 | if (strict_strtoul(buf, 0, ®val)) | |
1114 | return -EINVAL; | |
1115 | ||
79d2b157 | 1116 | ath9k_ps_wakeup(sc); |
9bff0bc4 | 1117 | REG_WRITE_D(ah, sc->debug.regidx, regval); |
79d2b157 | 1118 | ath9k_ps_restore(sc); |
9bff0bc4 FF |
1119 | return count; |
1120 | } | |
1121 | ||
1122 | static const struct file_operations fops_regval = { | |
1123 | .read = read_file_regval, | |
1124 | .write = write_file_regval, | |
1125 | .open = ath9k_debugfs_open, | |
6038f373 AB |
1126 | .owner = THIS_MODULE, |
1127 | .llseek = default_llseek, | |
9bff0bc4 FF |
1128 | }; |
1129 | ||
582d0064 VT |
1130 | #define REGDUMP_LINE_SIZE 20 |
1131 | ||
1132 | static int open_file_regdump(struct inode *inode, struct file *file) | |
1133 | { | |
1134 | struct ath_softc *sc = inode->i_private; | |
1135 | unsigned int len = 0; | |
1136 | u8 *buf; | |
1137 | int i; | |
1138 | unsigned long num_regs, regdump_len, max_reg_offset; | |
1139 | ||
1140 | max_reg_offset = AR_SREV_9300_20_OR_LATER(sc->sc_ah) ? 0x16bd4 : 0xb500; | |
1141 | num_regs = max_reg_offset / 4 + 1; | |
1142 | regdump_len = num_regs * REGDUMP_LINE_SIZE + 1; | |
1143 | buf = vmalloc(regdump_len); | |
1144 | if (!buf) | |
1145 | return -ENOMEM; | |
1146 | ||
1147 | ath9k_ps_wakeup(sc); | |
1148 | for (i = 0; i < num_regs; i++) | |
1149 | len += scnprintf(buf + len, regdump_len - len, | |
1150 | "0x%06x 0x%08x\n", i << 2, REG_READ(sc->sc_ah, i << 2)); | |
1151 | ath9k_ps_restore(sc); | |
1152 | ||
1153 | file->private_data = buf; | |
1154 | ||
1155 | return 0; | |
1156 | } | |
1157 | ||
1158 | static const struct file_operations fops_regdump = { | |
1159 | .open = open_file_regdump, | |
1160 | .read = ath9k_debugfs_read_buf, | |
1161 | .release = ath9k_debugfs_release_buf, | |
1162 | .owner = THIS_MODULE, | |
1163 | .llseek = default_llseek,/* read accesses f_pos */ | |
1164 | }; | |
1165 | ||
580f010f RM |
1166 | static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, |
1167 | size_t count, loff_t *ppos) | |
1168 | { | |
1169 | struct ath_softc *sc = file->private_data; | |
1170 | struct ath_hw *ah = sc->sc_ah; | |
1171 | u32 len = 0, size = 1500; | |
1172 | ssize_t retval = 0; | |
1173 | char *buf; | |
1174 | ||
1175 | buf = kzalloc(size, GFP_KERNEL); | |
1176 | if (!buf) | |
1177 | return -ENOMEM; | |
1178 | ||
1179 | len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size); | |
1180 | ||
1181 | retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); | |
1182 | kfree(buf); | |
1183 | ||
1184 | return retval; | |
1185 | } | |
1186 | ||
1187 | static const struct file_operations fops_base_eeprom = { | |
1188 | .read = read_file_base_eeprom, | |
1189 | .open = ath9k_debugfs_open, | |
1190 | .owner = THIS_MODULE, | |
1191 | .llseek = default_llseek, | |
1192 | }; | |
1193 | ||
4d6b228d | 1194 | int ath9k_init_debug(struct ath_hw *ah) |
88b126af | 1195 | { |
bc974f4a LR |
1196 | struct ath_common *common = ath9k_hw_common(ah); |
1197 | struct ath_softc *sc = (struct ath_softc *) common->priv; | |
4d6b228d | 1198 | |
eb272441 BG |
1199 | sc->debug.debugfs_phy = debugfs_create_dir("ath9k", |
1200 | sc->hw->wiphy->debugfsdir); | |
17d7904d | 1201 | if (!sc->debug.debugfs_phy) |
c8a72c00 | 1202 | return -ENOMEM; |
826d2680 | 1203 | |
a830df07 | 1204 | #ifdef CONFIG_ATH_DEBUG |
c70cab1a FF |
1205 | debugfs_create_file("debug", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1206 | sc, &fops_debug); | |
a830df07 | 1207 | #endif |
c70cab1a FF |
1208 | debugfs_create_file("dma", S_IRUSR, sc->debug.debugfs_phy, sc, |
1209 | &fops_dma); | |
1210 | debugfs_create_file("interrupt", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1211 | &fops_interrupt); | |
1212 | debugfs_create_file("wiphy", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, | |
1213 | sc, &fops_wiphy); | |
1214 | debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1215 | &fops_xmit); | |
1216 | debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1217 | &fops_stations); | |
1218 | debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1219 | &fops_misc); | |
1220 | debugfs_create_file("recv", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1221 | &fops_recv); | |
1222 | debugfs_create_file("rx_chainmask", S_IRUSR | S_IWUSR, | |
1223 | sc->debug.debugfs_phy, sc, &fops_rx_chainmask); | |
1224 | debugfs_create_file("tx_chainmask", S_IRUSR | S_IWUSR, | |
1225 | sc->debug.debugfs_phy, sc, &fops_tx_chainmask); | |
05c0be2f MSS |
1226 | debugfs_create_file("disable_ani", S_IRUSR | S_IWUSR, |
1227 | sc->debug.debugfs_phy, sc, &fops_disable_ani); | |
c70cab1a FF |
1228 | debugfs_create_file("regidx", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, |
1229 | sc, &fops_regidx); | |
1230 | debugfs_create_file("regval", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy, | |
1231 | sc, &fops_regval); | |
1232 | debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR, | |
1233 | sc->debug.debugfs_phy, | |
1234 | &ah->config.cwm_ignore_extcca); | |
1235 | debugfs_create_file("regdump", S_IRUSR, sc->debug.debugfs_phy, sc, | |
1236 | &fops_regdump); | |
580f010f RM |
1237 | debugfs_create_file("base_eeprom", S_IRUSR, sc->debug.debugfs_phy, sc, |
1238 | &fops_base_eeprom); | |
582d0064 | 1239 | |
691680b8 FF |
1240 | debugfs_create_u32("gpio_mask", S_IRUSR | S_IWUSR, |
1241 | sc->debug.debugfs_phy, &sc->sc_ah->gpio_mask); | |
1242 | ||
1243 | debugfs_create_u32("gpio_val", S_IRUSR | S_IWUSR, | |
1244 | sc->debug.debugfs_phy, &sc->sc_ah->gpio_val); | |
1245 | ||
9bff0bc4 | 1246 | sc->debug.regidx = 0; |
826d2680 | 1247 | return 0; |
88b126af | 1248 | } |