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fd88b31a HS |
1 | /* |
2 | * This file is part of the Chelsio T4 Ethernet driver for Linux. | |
3 | * | |
4 | * Copyright (c) 2003-2014 Chelsio Communications, Inc. All rights reserved. | |
5 | * | |
6 | * This software is available to you under a choice of one of two | |
7 | * licenses. You may choose to be licensed under the terms of the GNU | |
8 | * General Public License (GPL) Version 2, available from the file | |
9 | * COPYING in the main directory of this source tree, or the | |
10 | * OpenIB.org BSD license below: | |
11 | * | |
12 | * Redistribution and use in source and binary forms, with or | |
13 | * without modification, are permitted provided that the following | |
14 | * conditions are met: | |
15 | * | |
16 | * - Redistributions of source code must retain the above | |
17 | * copyright notice, this list of conditions and the following | |
18 | * disclaimer. | |
19 | * | |
20 | * - Redistributions in binary form must reproduce the above | |
21 | * copyright notice, this list of conditions and the following | |
22 | * disclaimer in the documentation and/or other materials | |
23 | * provided with the distribution. | |
24 | * | |
25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
26 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
27 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
28 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
29 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
30 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
31 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
32 | * SOFTWARE. | |
33 | */ | |
34 | ||
35 | #include <linux/seq_file.h> | |
36 | #include <linux/debugfs.h> | |
37 | #include <linux/string_helpers.h> | |
38 | #include <linux/sort.h> | |
688ea5fe | 39 | #include <linux/ctype.h> |
fd88b31a HS |
40 | |
41 | #include "cxgb4.h" | |
42 | #include "t4_regs.h" | |
bf7c781d | 43 | #include "t4_values.h" |
fd88b31a HS |
44 | #include "t4fw_api.h" |
45 | #include "cxgb4_debugfs.h" | |
b5a02f50 | 46 | #include "clip_tbl.h" |
fd88b31a HS |
47 | #include "l2t.h" |
48 | ||
f1ff24aa HS |
49 | /* generic seq_file support for showing a table of size rows x width. */ |
50 | static void *seq_tab_get_idx(struct seq_tab *tb, loff_t pos) | |
51 | { | |
52 | pos -= tb->skip_first; | |
53 | return pos >= tb->rows ? NULL : &tb->data[pos * tb->width]; | |
54 | } | |
55 | ||
56 | static void *seq_tab_start(struct seq_file *seq, loff_t *pos) | |
57 | { | |
58 | struct seq_tab *tb = seq->private; | |
59 | ||
60 | if (tb->skip_first && *pos == 0) | |
61 | return SEQ_START_TOKEN; | |
62 | ||
63 | return seq_tab_get_idx(tb, *pos); | |
64 | } | |
65 | ||
66 | static void *seq_tab_next(struct seq_file *seq, void *v, loff_t *pos) | |
67 | { | |
68 | v = seq_tab_get_idx(seq->private, *pos + 1); | |
69 | if (v) | |
70 | ++*pos; | |
71 | return v; | |
72 | } | |
73 | ||
74 | static void seq_tab_stop(struct seq_file *seq, void *v) | |
75 | { | |
76 | } | |
77 | ||
78 | static int seq_tab_show(struct seq_file *seq, void *v) | |
79 | { | |
80 | const struct seq_tab *tb = seq->private; | |
81 | ||
82 | return tb->show(seq, v, ((char *)v - tb->data) / tb->width); | |
83 | } | |
84 | ||
85 | static const struct seq_operations seq_tab_ops = { | |
86 | .start = seq_tab_start, | |
87 | .next = seq_tab_next, | |
88 | .stop = seq_tab_stop, | |
89 | .show = seq_tab_show | |
90 | }; | |
91 | ||
92 | struct seq_tab *seq_open_tab(struct file *f, unsigned int rows, | |
93 | unsigned int width, unsigned int have_header, | |
94 | int (*show)(struct seq_file *seq, void *v, int i)) | |
95 | { | |
96 | struct seq_tab *p; | |
97 | ||
98 | p = __seq_open_private(f, &seq_tab_ops, sizeof(*p) + rows * width); | |
99 | if (p) { | |
100 | p->show = show; | |
101 | p->rows = rows; | |
102 | p->width = width; | |
103 | p->skip_first = have_header != 0; | |
104 | } | |
105 | return p; | |
106 | } | |
107 | ||
c778af7d HS |
108 | /* Trim the size of a seq_tab to the supplied number of rows. The operation is |
109 | * irreversible. | |
110 | */ | |
111 | static int seq_tab_trim(struct seq_tab *p, unsigned int new_rows) | |
112 | { | |
113 | if (new_rows > p->rows) | |
114 | return -EINVAL; | |
115 | p->rows = new_rows; | |
116 | return 0; | |
117 | } | |
118 | ||
f1ff24aa HS |
119 | static int cim_la_show(struct seq_file *seq, void *v, int idx) |
120 | { | |
121 | if (v == SEQ_START_TOKEN) | |
122 | seq_puts(seq, "Status Data PC LS0Stat LS0Addr " | |
123 | " LS0Data\n"); | |
124 | else { | |
125 | const u32 *p = v; | |
126 | ||
127 | seq_printf(seq, | |
128 | " %02x %x%07x %x%07x %08x %08x %08x%08x%08x%08x\n", | |
129 | (p[0] >> 4) & 0xff, p[0] & 0xf, p[1] >> 4, | |
130 | p[1] & 0xf, p[2] >> 4, p[2] & 0xf, p[3], p[4], p[5], | |
131 | p[6], p[7]); | |
132 | } | |
133 | return 0; | |
134 | } | |
135 | ||
136 | static int cim_la_show_3in1(struct seq_file *seq, void *v, int idx) | |
137 | { | |
138 | if (v == SEQ_START_TOKEN) { | |
139 | seq_puts(seq, "Status Data PC\n"); | |
140 | } else { | |
141 | const u32 *p = v; | |
142 | ||
143 | seq_printf(seq, " %02x %08x %08x\n", p[5] & 0xff, p[6], | |
144 | p[7]); | |
145 | seq_printf(seq, " %02x %02x%06x %02x%06x\n", | |
146 | (p[3] >> 8) & 0xff, p[3] & 0xff, p[4] >> 8, | |
147 | p[4] & 0xff, p[5] >> 8); | |
148 | seq_printf(seq, " %02x %x%07x %x%07x\n", (p[0] >> 4) & 0xff, | |
149 | p[0] & 0xf, p[1] >> 4, p[1] & 0xf, p[2] >> 4); | |
150 | } | |
151 | return 0; | |
152 | } | |
153 | ||
154 | static int cim_la_open(struct inode *inode, struct file *file) | |
155 | { | |
156 | int ret; | |
157 | unsigned int cfg; | |
158 | struct seq_tab *p; | |
159 | struct adapter *adap = inode->i_private; | |
160 | ||
161 | ret = t4_cim_read(adap, UP_UP_DBG_LA_CFG_A, 1, &cfg); | |
162 | if (ret) | |
163 | return ret; | |
164 | ||
165 | p = seq_open_tab(file, adap->params.cim_la_size / 8, 8 * sizeof(u32), 1, | |
166 | cfg & UPDBGLACAPTPCONLY_F ? | |
167 | cim_la_show_3in1 : cim_la_show); | |
168 | if (!p) | |
169 | return -ENOMEM; | |
170 | ||
171 | ret = t4_cim_read_la(adap, (u32 *)p->data, NULL); | |
172 | if (ret) | |
173 | seq_release_private(inode, file); | |
174 | return ret; | |
175 | } | |
176 | ||
177 | static const struct file_operations cim_la_fops = { | |
178 | .owner = THIS_MODULE, | |
179 | .open = cim_la_open, | |
180 | .read = seq_read, | |
181 | .llseek = seq_lseek, | |
182 | .release = seq_release_private | |
183 | }; | |
184 | ||
74b3092c HS |
185 | static int cim_qcfg_show(struct seq_file *seq, void *v) |
186 | { | |
187 | static const char * const qname[] = { | |
188 | "TP0", "TP1", "ULP", "SGE0", "SGE1", "NC-SI", | |
189 | "ULP0", "ULP1", "ULP2", "ULP3", "SGE", "NC-SI", | |
190 | "SGE0-RX", "SGE1-RX" | |
191 | }; | |
192 | ||
193 | int i; | |
194 | struct adapter *adap = seq->private; | |
195 | u16 base[CIM_NUM_IBQ + CIM_NUM_OBQ_T5]; | |
196 | u16 size[CIM_NUM_IBQ + CIM_NUM_OBQ_T5]; | |
197 | u32 stat[(4 * (CIM_NUM_IBQ + CIM_NUM_OBQ_T5))]; | |
198 | u16 thres[CIM_NUM_IBQ]; | |
199 | u32 obq_wr_t4[2 * CIM_NUM_OBQ], *wr; | |
200 | u32 obq_wr_t5[2 * CIM_NUM_OBQ_T5]; | |
201 | u32 *p = stat; | |
202 | int cim_num_obq = is_t4(adap->params.chip) ? | |
203 | CIM_NUM_OBQ : CIM_NUM_OBQ_T5; | |
204 | ||
205 | i = t4_cim_read(adap, is_t4(adap->params.chip) ? UP_IBQ_0_RDADDR_A : | |
206 | UP_IBQ_0_SHADOW_RDADDR_A, | |
207 | ARRAY_SIZE(stat), stat); | |
208 | if (!i) { | |
209 | if (is_t4(adap->params.chip)) { | |
210 | i = t4_cim_read(adap, UP_OBQ_0_REALADDR_A, | |
211 | ARRAY_SIZE(obq_wr_t4), obq_wr_t4); | |
212 | wr = obq_wr_t4; | |
213 | } else { | |
214 | i = t4_cim_read(adap, UP_OBQ_0_SHADOW_REALADDR_A, | |
215 | ARRAY_SIZE(obq_wr_t5), obq_wr_t5); | |
216 | wr = obq_wr_t5; | |
217 | } | |
218 | } | |
219 | if (i) | |
220 | return i; | |
221 | ||
222 | t4_read_cimq_cfg(adap, base, size, thres); | |
223 | ||
224 | seq_printf(seq, | |
225 | " Queue Base Size Thres RdPtr WrPtr SOP EOP Avail\n"); | |
226 | for (i = 0; i < CIM_NUM_IBQ; i++, p += 4) | |
227 | seq_printf(seq, "%7s %5x %5u %5u %6x %4x %4u %4u %5u\n", | |
228 | qname[i], base[i], size[i], thres[i], | |
229 | IBQRDADDR_G(p[0]), IBQWRADDR_G(p[1]), | |
230 | QUESOPCNT_G(p[3]), QUEEOPCNT_G(p[3]), | |
231 | QUEREMFLITS_G(p[2]) * 16); | |
232 | for ( ; i < CIM_NUM_IBQ + cim_num_obq; i++, p += 4, wr += 2) | |
233 | seq_printf(seq, "%7s %5x %5u %12x %4x %4u %4u %5u\n", | |
234 | qname[i], base[i], size[i], | |
235 | QUERDADDR_G(p[0]) & 0x3fff, wr[0] - base[i], | |
236 | QUESOPCNT_G(p[3]), QUEEOPCNT_G(p[3]), | |
237 | QUEREMFLITS_G(p[2]) * 16); | |
238 | return 0; | |
239 | } | |
240 | ||
241 | static int cim_qcfg_open(struct inode *inode, struct file *file) | |
242 | { | |
243 | return single_open(file, cim_qcfg_show, inode->i_private); | |
244 | } | |
245 | ||
246 | static const struct file_operations cim_qcfg_fops = { | |
247 | .owner = THIS_MODULE, | |
248 | .open = cim_qcfg_open, | |
249 | .read = seq_read, | |
250 | .llseek = seq_lseek, | |
251 | .release = single_release, | |
252 | }; | |
253 | ||
e5f0e43b HS |
254 | static int cimq_show(struct seq_file *seq, void *v, int idx) |
255 | { | |
256 | const u32 *p = v; | |
257 | ||
258 | seq_printf(seq, "%#06x: %08x %08x %08x %08x\n", idx * 16, p[0], p[1], | |
259 | p[2], p[3]); | |
260 | return 0; | |
261 | } | |
262 | ||
263 | static int cim_ibq_open(struct inode *inode, struct file *file) | |
264 | { | |
265 | int ret; | |
266 | struct seq_tab *p; | |
267 | unsigned int qid = (uintptr_t)inode->i_private & 7; | |
268 | struct adapter *adap = inode->i_private - qid; | |
269 | ||
270 | p = seq_open_tab(file, CIM_IBQ_SIZE, 4 * sizeof(u32), 0, cimq_show); | |
271 | if (!p) | |
272 | return -ENOMEM; | |
273 | ||
274 | ret = t4_read_cim_ibq(adap, qid, (u32 *)p->data, CIM_IBQ_SIZE * 4); | |
275 | if (ret < 0) | |
276 | seq_release_private(inode, file); | |
277 | else | |
278 | ret = 0; | |
279 | return ret; | |
280 | } | |
281 | ||
282 | static const struct file_operations cim_ibq_fops = { | |
283 | .owner = THIS_MODULE, | |
284 | .open = cim_ibq_open, | |
285 | .read = seq_read, | |
286 | .llseek = seq_lseek, | |
287 | .release = seq_release_private | |
288 | }; | |
289 | ||
c778af7d HS |
290 | static int cim_obq_open(struct inode *inode, struct file *file) |
291 | { | |
292 | int ret; | |
293 | struct seq_tab *p; | |
294 | unsigned int qid = (uintptr_t)inode->i_private & 7; | |
295 | struct adapter *adap = inode->i_private - qid; | |
296 | ||
297 | p = seq_open_tab(file, 6 * CIM_OBQ_SIZE, 4 * sizeof(u32), 0, cimq_show); | |
298 | if (!p) | |
299 | return -ENOMEM; | |
300 | ||
301 | ret = t4_read_cim_obq(adap, qid, (u32 *)p->data, 6 * CIM_OBQ_SIZE * 4); | |
302 | if (ret < 0) { | |
303 | seq_release_private(inode, file); | |
304 | } else { | |
305 | seq_tab_trim(p, ret / 4); | |
306 | ret = 0; | |
307 | } | |
308 | return ret; | |
309 | } | |
310 | ||
311 | static const struct file_operations cim_obq_fops = { | |
312 | .owner = THIS_MODULE, | |
313 | .open = cim_obq_open, | |
314 | .read = seq_read, | |
315 | .llseek = seq_lseek, | |
316 | .release = seq_release_private | |
317 | }; | |
318 | ||
2d277b3b HS |
319 | struct field_desc { |
320 | const char *name; | |
321 | unsigned int start; | |
322 | unsigned int width; | |
323 | }; | |
324 | ||
325 | static void field_desc_show(struct seq_file *seq, u64 v, | |
326 | const struct field_desc *p) | |
327 | { | |
328 | char buf[32]; | |
329 | int line_size = 0; | |
330 | ||
331 | while (p->name) { | |
332 | u64 mask = (1ULL << p->width) - 1; | |
333 | int len = scnprintf(buf, sizeof(buf), "%s: %llu", p->name, | |
334 | ((unsigned long long)v >> p->start) & mask); | |
335 | ||
336 | if (line_size + len >= 79) { | |
337 | line_size = 8; | |
338 | seq_puts(seq, "\n "); | |
339 | } | |
340 | seq_printf(seq, "%s ", buf); | |
341 | line_size += len + 1; | |
342 | p++; | |
343 | } | |
344 | seq_putc(seq, '\n'); | |
345 | } | |
346 | ||
347 | static struct field_desc tp_la0[] = { | |
348 | { "RcfOpCodeOut", 60, 4 }, | |
349 | { "State", 56, 4 }, | |
350 | { "WcfState", 52, 4 }, | |
351 | { "RcfOpcSrcOut", 50, 2 }, | |
352 | { "CRxError", 49, 1 }, | |
353 | { "ERxError", 48, 1 }, | |
354 | { "SanityFailed", 47, 1 }, | |
355 | { "SpuriousMsg", 46, 1 }, | |
356 | { "FlushInputMsg", 45, 1 }, | |
357 | { "FlushInputCpl", 44, 1 }, | |
358 | { "RssUpBit", 43, 1 }, | |
359 | { "RssFilterHit", 42, 1 }, | |
360 | { "Tid", 32, 10 }, | |
361 | { "InitTcb", 31, 1 }, | |
362 | { "LineNumber", 24, 7 }, | |
363 | { "Emsg", 23, 1 }, | |
364 | { "EdataOut", 22, 1 }, | |
365 | { "Cmsg", 21, 1 }, | |
366 | { "CdataOut", 20, 1 }, | |
367 | { "EreadPdu", 19, 1 }, | |
368 | { "CreadPdu", 18, 1 }, | |
369 | { "TunnelPkt", 17, 1 }, | |
370 | { "RcfPeerFin", 16, 1 }, | |
371 | { "RcfReasonOut", 12, 4 }, | |
372 | { "TxCchannel", 10, 2 }, | |
373 | { "RcfTxChannel", 8, 2 }, | |
374 | { "RxEchannel", 6, 2 }, | |
375 | { "RcfRxChannel", 5, 1 }, | |
376 | { "RcfDataOutSrdy", 4, 1 }, | |
377 | { "RxDvld", 3, 1 }, | |
378 | { "RxOoDvld", 2, 1 }, | |
379 | { "RxCongestion", 1, 1 }, | |
380 | { "TxCongestion", 0, 1 }, | |
381 | { NULL } | |
382 | }; | |
383 | ||
384 | static int tp_la_show(struct seq_file *seq, void *v, int idx) | |
385 | { | |
386 | const u64 *p = v; | |
387 | ||
388 | field_desc_show(seq, *p, tp_la0); | |
389 | return 0; | |
390 | } | |
391 | ||
392 | static int tp_la_show2(struct seq_file *seq, void *v, int idx) | |
393 | { | |
394 | const u64 *p = v; | |
395 | ||
396 | if (idx) | |
397 | seq_putc(seq, '\n'); | |
398 | field_desc_show(seq, p[0], tp_la0); | |
399 | if (idx < (TPLA_SIZE / 2 - 1) || p[1] != ~0ULL) | |
400 | field_desc_show(seq, p[1], tp_la0); | |
401 | return 0; | |
402 | } | |
403 | ||
404 | static int tp_la_show3(struct seq_file *seq, void *v, int idx) | |
405 | { | |
406 | static struct field_desc tp_la1[] = { | |
407 | { "CplCmdIn", 56, 8 }, | |
408 | { "CplCmdOut", 48, 8 }, | |
409 | { "ESynOut", 47, 1 }, | |
410 | { "EAckOut", 46, 1 }, | |
411 | { "EFinOut", 45, 1 }, | |
412 | { "ERstOut", 44, 1 }, | |
413 | { "SynIn", 43, 1 }, | |
414 | { "AckIn", 42, 1 }, | |
415 | { "FinIn", 41, 1 }, | |
416 | { "RstIn", 40, 1 }, | |
417 | { "DataIn", 39, 1 }, | |
418 | { "DataInVld", 38, 1 }, | |
419 | { "PadIn", 37, 1 }, | |
420 | { "RxBufEmpty", 36, 1 }, | |
421 | { "RxDdp", 35, 1 }, | |
422 | { "RxFbCongestion", 34, 1 }, | |
423 | { "TxFbCongestion", 33, 1 }, | |
424 | { "TxPktSumSrdy", 32, 1 }, | |
425 | { "RcfUlpType", 28, 4 }, | |
426 | { "Eread", 27, 1 }, | |
427 | { "Ebypass", 26, 1 }, | |
428 | { "Esave", 25, 1 }, | |
429 | { "Static0", 24, 1 }, | |
430 | { "Cread", 23, 1 }, | |
431 | { "Cbypass", 22, 1 }, | |
432 | { "Csave", 21, 1 }, | |
433 | { "CPktOut", 20, 1 }, | |
434 | { "RxPagePoolFull", 18, 2 }, | |
435 | { "RxLpbkPkt", 17, 1 }, | |
436 | { "TxLpbkPkt", 16, 1 }, | |
437 | { "RxVfValid", 15, 1 }, | |
438 | { "SynLearned", 14, 1 }, | |
439 | { "SetDelEntry", 13, 1 }, | |
440 | { "SetInvEntry", 12, 1 }, | |
441 | { "CpcmdDvld", 11, 1 }, | |
442 | { "CpcmdSave", 10, 1 }, | |
443 | { "RxPstructsFull", 8, 2 }, | |
444 | { "EpcmdDvld", 7, 1 }, | |
445 | { "EpcmdFlush", 6, 1 }, | |
446 | { "EpcmdTrimPrefix", 5, 1 }, | |
447 | { "EpcmdTrimPostfix", 4, 1 }, | |
448 | { "ERssIp4Pkt", 3, 1 }, | |
449 | { "ERssIp6Pkt", 2, 1 }, | |
450 | { "ERssTcpUdpPkt", 1, 1 }, | |
451 | { "ERssFceFipPkt", 0, 1 }, | |
452 | { NULL } | |
453 | }; | |
454 | static struct field_desc tp_la2[] = { | |
455 | { "CplCmdIn", 56, 8 }, | |
456 | { "MpsVfVld", 55, 1 }, | |
457 | { "MpsPf", 52, 3 }, | |
458 | { "MpsVf", 44, 8 }, | |
459 | { "SynIn", 43, 1 }, | |
460 | { "AckIn", 42, 1 }, | |
461 | { "FinIn", 41, 1 }, | |
462 | { "RstIn", 40, 1 }, | |
463 | { "DataIn", 39, 1 }, | |
464 | { "DataInVld", 38, 1 }, | |
465 | { "PadIn", 37, 1 }, | |
466 | { "RxBufEmpty", 36, 1 }, | |
467 | { "RxDdp", 35, 1 }, | |
468 | { "RxFbCongestion", 34, 1 }, | |
469 | { "TxFbCongestion", 33, 1 }, | |
470 | { "TxPktSumSrdy", 32, 1 }, | |
471 | { "RcfUlpType", 28, 4 }, | |
472 | { "Eread", 27, 1 }, | |
473 | { "Ebypass", 26, 1 }, | |
474 | { "Esave", 25, 1 }, | |
475 | { "Static0", 24, 1 }, | |
476 | { "Cread", 23, 1 }, | |
477 | { "Cbypass", 22, 1 }, | |
478 | { "Csave", 21, 1 }, | |
479 | { "CPktOut", 20, 1 }, | |
480 | { "RxPagePoolFull", 18, 2 }, | |
481 | { "RxLpbkPkt", 17, 1 }, | |
482 | { "TxLpbkPkt", 16, 1 }, | |
483 | { "RxVfValid", 15, 1 }, | |
484 | { "SynLearned", 14, 1 }, | |
485 | { "SetDelEntry", 13, 1 }, | |
486 | { "SetInvEntry", 12, 1 }, | |
487 | { "CpcmdDvld", 11, 1 }, | |
488 | { "CpcmdSave", 10, 1 }, | |
489 | { "RxPstructsFull", 8, 2 }, | |
490 | { "EpcmdDvld", 7, 1 }, | |
491 | { "EpcmdFlush", 6, 1 }, | |
492 | { "EpcmdTrimPrefix", 5, 1 }, | |
493 | { "EpcmdTrimPostfix", 4, 1 }, | |
494 | { "ERssIp4Pkt", 3, 1 }, | |
495 | { "ERssIp6Pkt", 2, 1 }, | |
496 | { "ERssTcpUdpPkt", 1, 1 }, | |
497 | { "ERssFceFipPkt", 0, 1 }, | |
498 | { NULL } | |
499 | }; | |
500 | const u64 *p = v; | |
501 | ||
502 | if (idx) | |
503 | seq_putc(seq, '\n'); | |
504 | field_desc_show(seq, p[0], tp_la0); | |
505 | if (idx < (TPLA_SIZE / 2 - 1) || p[1] != ~0ULL) | |
506 | field_desc_show(seq, p[1], (p[0] & BIT(17)) ? tp_la2 : tp_la1); | |
507 | return 0; | |
508 | } | |
509 | ||
510 | static int tp_la_open(struct inode *inode, struct file *file) | |
511 | { | |
512 | struct seq_tab *p; | |
513 | struct adapter *adap = inode->i_private; | |
514 | ||
515 | switch (DBGLAMODE_G(t4_read_reg(adap, TP_DBG_LA_CONFIG_A))) { | |
516 | case 2: | |
517 | p = seq_open_tab(file, TPLA_SIZE / 2, 2 * sizeof(u64), 0, | |
518 | tp_la_show2); | |
519 | break; | |
520 | case 3: | |
521 | p = seq_open_tab(file, TPLA_SIZE / 2, 2 * sizeof(u64), 0, | |
522 | tp_la_show3); | |
523 | break; | |
524 | default: | |
525 | p = seq_open_tab(file, TPLA_SIZE, sizeof(u64), 0, tp_la_show); | |
526 | } | |
527 | if (!p) | |
528 | return -ENOMEM; | |
529 | ||
530 | t4_tp_read_la(adap, (u64 *)p->data, NULL); | |
531 | return 0; | |
532 | } | |
533 | ||
534 | static ssize_t tp_la_write(struct file *file, const char __user *buf, | |
535 | size_t count, loff_t *pos) | |
536 | { | |
537 | int err; | |
538 | char s[32]; | |
539 | unsigned long val; | |
540 | size_t size = min(sizeof(s) - 1, count); | |
541 | struct adapter *adap = FILE_DATA(file)->i_private; | |
542 | ||
543 | if (copy_from_user(s, buf, size)) | |
544 | return -EFAULT; | |
545 | s[size] = '\0'; | |
546 | err = kstrtoul(s, 0, &val); | |
547 | if (err) | |
548 | return err; | |
549 | if (val > 0xffff) | |
550 | return -EINVAL; | |
551 | adap->params.tp.la_mask = val << 16; | |
552 | t4_set_reg_field(adap, TP_DBG_LA_CONFIG_A, 0xffff0000U, | |
553 | adap->params.tp.la_mask); | |
554 | return count; | |
555 | } | |
556 | ||
557 | static const struct file_operations tp_la_fops = { | |
558 | .owner = THIS_MODULE, | |
559 | .open = tp_la_open, | |
560 | .read = seq_read, | |
561 | .llseek = seq_lseek, | |
562 | .release = seq_release_private, | |
563 | .write = tp_la_write | |
564 | }; | |
565 | ||
797ff0f5 HS |
566 | static int ulprx_la_show(struct seq_file *seq, void *v, int idx) |
567 | { | |
568 | const u32 *p = v; | |
569 | ||
570 | if (v == SEQ_START_TOKEN) | |
571 | seq_puts(seq, " Pcmd Type Message" | |
572 | " Data\n"); | |
573 | else | |
574 | seq_printf(seq, "%08x%08x %4x %08x %08x%08x%08x%08x\n", | |
575 | p[1], p[0], p[2], p[3], p[7], p[6], p[5], p[4]); | |
576 | return 0; | |
577 | } | |
578 | ||
579 | static int ulprx_la_open(struct inode *inode, struct file *file) | |
580 | { | |
581 | struct seq_tab *p; | |
582 | struct adapter *adap = inode->i_private; | |
583 | ||
584 | p = seq_open_tab(file, ULPRX_LA_SIZE, 8 * sizeof(u32), 1, | |
585 | ulprx_la_show); | |
586 | if (!p) | |
587 | return -ENOMEM; | |
588 | ||
589 | t4_ulprx_read_la(adap, (u32 *)p->data); | |
590 | return 0; | |
591 | } | |
592 | ||
593 | static const struct file_operations ulprx_la_fops = { | |
594 | .owner = THIS_MODULE, | |
595 | .open = ulprx_la_open, | |
596 | .read = seq_read, | |
597 | .llseek = seq_lseek, | |
598 | .release = seq_release_private | |
599 | }; | |
600 | ||
b3bbe36a HS |
601 | /* Show the PM memory stats. These stats include: |
602 | * | |
603 | * TX: | |
604 | * Read: memory read operation | |
605 | * Write Bypass: cut-through | |
606 | * Bypass + mem: cut-through and save copy | |
607 | * | |
608 | * RX: | |
609 | * Read: memory read | |
610 | * Write Bypass: cut-through | |
611 | * Flush: payload trim or drop | |
612 | */ | |
613 | static int pm_stats_show(struct seq_file *seq, void *v) | |
614 | { | |
615 | static const char * const tx_pm_stats[] = { | |
616 | "Read:", "Write bypass:", "Write mem:", "Bypass + mem:" | |
617 | }; | |
618 | static const char * const rx_pm_stats[] = { | |
619 | "Read:", "Write bypass:", "Write mem:", "Flush:" | |
620 | }; | |
621 | ||
622 | int i; | |
623 | u32 tx_cnt[PM_NSTATS], rx_cnt[PM_NSTATS]; | |
624 | u64 tx_cyc[PM_NSTATS], rx_cyc[PM_NSTATS]; | |
625 | struct adapter *adap = seq->private; | |
626 | ||
627 | t4_pmtx_get_stats(adap, tx_cnt, tx_cyc); | |
628 | t4_pmrx_get_stats(adap, rx_cnt, rx_cyc); | |
629 | ||
630 | seq_printf(seq, "%13s %10s %20s\n", " ", "Tx pcmds", "Tx bytes"); | |
631 | for (i = 0; i < PM_NSTATS - 1; i++) | |
632 | seq_printf(seq, "%-13s %10u %20llu\n", | |
633 | tx_pm_stats[i], tx_cnt[i], tx_cyc[i]); | |
634 | ||
635 | seq_printf(seq, "%13s %10s %20s\n", " ", "Rx pcmds", "Rx bytes"); | |
636 | for (i = 0; i < PM_NSTATS - 1; i++) | |
637 | seq_printf(seq, "%-13s %10u %20llu\n", | |
638 | rx_pm_stats[i], rx_cnt[i], rx_cyc[i]); | |
639 | return 0; | |
640 | } | |
641 | ||
642 | static int pm_stats_open(struct inode *inode, struct file *file) | |
643 | { | |
644 | return single_open(file, pm_stats_show, inode->i_private); | |
645 | } | |
646 | ||
647 | static ssize_t pm_stats_clear(struct file *file, const char __user *buf, | |
648 | size_t count, loff_t *pos) | |
649 | { | |
650 | struct adapter *adap = FILE_DATA(file)->i_private; | |
651 | ||
652 | t4_write_reg(adap, PM_RX_STAT_CONFIG_A, 0); | |
653 | t4_write_reg(adap, PM_TX_STAT_CONFIG_A, 0); | |
654 | return count; | |
655 | } | |
656 | ||
657 | static const struct file_operations pm_stats_debugfs_fops = { | |
658 | .owner = THIS_MODULE, | |
659 | .open = pm_stats_open, | |
660 | .read = seq_read, | |
661 | .llseek = seq_lseek, | |
662 | .release = single_release, | |
663 | .write = pm_stats_clear | |
664 | }; | |
665 | ||
bad43792 HS |
666 | static int cctrl_tbl_show(struct seq_file *seq, void *v) |
667 | { | |
668 | static const char * const dec_fac[] = { | |
669 | "0.5", "0.5625", "0.625", "0.6875", "0.75", "0.8125", "0.875", | |
670 | "0.9375" }; | |
671 | ||
672 | int i; | |
673 | u16 incr[NMTUS][NCCTRL_WIN]; | |
674 | struct adapter *adap = seq->private; | |
675 | ||
676 | t4_read_cong_tbl(adap, incr); | |
677 | ||
678 | for (i = 0; i < NCCTRL_WIN; ++i) { | |
679 | seq_printf(seq, "%2d: %4u %4u %4u %4u %4u %4u %4u %4u\n", i, | |
680 | incr[0][i], incr[1][i], incr[2][i], incr[3][i], | |
681 | incr[4][i], incr[5][i], incr[6][i], incr[7][i]); | |
682 | seq_printf(seq, "%8u %4u %4u %4u %4u %4u %4u %4u %5u %s\n", | |
683 | incr[8][i], incr[9][i], incr[10][i], incr[11][i], | |
684 | incr[12][i], incr[13][i], incr[14][i], incr[15][i], | |
685 | adap->params.a_wnd[i], | |
686 | dec_fac[adap->params.b_wnd[i]]); | |
687 | } | |
688 | return 0; | |
689 | } | |
690 | ||
691 | DEFINE_SIMPLE_DEBUGFS_FILE(cctrl_tbl); | |
692 | ||
b58b6676 HS |
693 | /* Format a value in a unit that differs from the value's native unit by the |
694 | * given factor. | |
695 | */ | |
696 | static char *unit_conv(char *buf, size_t len, unsigned int val, | |
697 | unsigned int factor) | |
698 | { | |
699 | unsigned int rem = val % factor; | |
700 | ||
701 | if (rem == 0) { | |
702 | snprintf(buf, len, "%u", val / factor); | |
703 | } else { | |
704 | while (rem % 10 == 0) | |
705 | rem /= 10; | |
706 | snprintf(buf, len, "%u.%u", val / factor, rem); | |
707 | } | |
708 | return buf; | |
709 | } | |
710 | ||
711 | static int clk_show(struct seq_file *seq, void *v) | |
712 | { | |
713 | char buf[32]; | |
714 | struct adapter *adap = seq->private; | |
715 | unsigned int cclk_ps = 1000000000 / adap->params.vpd.cclk; /* in ps */ | |
716 | u32 res = t4_read_reg(adap, TP_TIMER_RESOLUTION_A); | |
717 | unsigned int tre = TIMERRESOLUTION_G(res); | |
718 | unsigned int dack_re = DELAYEDACKRESOLUTION_G(res); | |
719 | unsigned long long tp_tick_us = (cclk_ps << tre) / 1000000; /* in us */ | |
720 | ||
721 | seq_printf(seq, "Core clock period: %s ns\n", | |
722 | unit_conv(buf, sizeof(buf), cclk_ps, 1000)); | |
723 | seq_printf(seq, "TP timer tick: %s us\n", | |
724 | unit_conv(buf, sizeof(buf), (cclk_ps << tre), 1000000)); | |
725 | seq_printf(seq, "TCP timestamp tick: %s us\n", | |
726 | unit_conv(buf, sizeof(buf), | |
727 | (cclk_ps << TIMESTAMPRESOLUTION_G(res)), 1000000)); | |
728 | seq_printf(seq, "DACK tick: %s us\n", | |
729 | unit_conv(buf, sizeof(buf), (cclk_ps << dack_re), 1000000)); | |
730 | seq_printf(seq, "DACK timer: %u us\n", | |
731 | ((cclk_ps << dack_re) / 1000000) * | |
732 | t4_read_reg(adap, TP_DACK_TIMER_A)); | |
733 | seq_printf(seq, "Retransmit min: %llu us\n", | |
734 | tp_tick_us * t4_read_reg(adap, TP_RXT_MIN_A)); | |
735 | seq_printf(seq, "Retransmit max: %llu us\n", | |
736 | tp_tick_us * t4_read_reg(adap, TP_RXT_MAX_A)); | |
737 | seq_printf(seq, "Persist timer min: %llu us\n", | |
738 | tp_tick_us * t4_read_reg(adap, TP_PERS_MIN_A)); | |
739 | seq_printf(seq, "Persist timer max: %llu us\n", | |
740 | tp_tick_us * t4_read_reg(adap, TP_PERS_MAX_A)); | |
741 | seq_printf(seq, "Keepalive idle timer: %llu us\n", | |
742 | tp_tick_us * t4_read_reg(adap, TP_KEEP_IDLE_A)); | |
743 | seq_printf(seq, "Keepalive interval: %llu us\n", | |
744 | tp_tick_us * t4_read_reg(adap, TP_KEEP_INTVL_A)); | |
745 | seq_printf(seq, "Initial SRTT: %llu us\n", | |
746 | tp_tick_us * INITSRTT_G(t4_read_reg(adap, TP_INIT_SRTT_A))); | |
747 | seq_printf(seq, "FINWAIT2 timer: %llu us\n", | |
748 | tp_tick_us * t4_read_reg(adap, TP_FINWAIT2_TIMER_A)); | |
749 | ||
750 | return 0; | |
751 | } | |
752 | ||
753 | DEFINE_SIMPLE_DEBUGFS_FILE(clk); | |
754 | ||
f1ff24aa | 755 | /* Firmware Device Log dump. */ |
49aa284f HS |
756 | static const char * const devlog_level_strings[] = { |
757 | [FW_DEVLOG_LEVEL_EMERG] = "EMERG", | |
758 | [FW_DEVLOG_LEVEL_CRIT] = "CRIT", | |
759 | [FW_DEVLOG_LEVEL_ERR] = "ERR", | |
760 | [FW_DEVLOG_LEVEL_NOTICE] = "NOTICE", | |
761 | [FW_DEVLOG_LEVEL_INFO] = "INFO", | |
762 | [FW_DEVLOG_LEVEL_DEBUG] = "DEBUG" | |
763 | }; | |
764 | ||
765 | static const char * const devlog_facility_strings[] = { | |
766 | [FW_DEVLOG_FACILITY_CORE] = "CORE", | |
767 | [FW_DEVLOG_FACILITY_SCHED] = "SCHED", | |
768 | [FW_DEVLOG_FACILITY_TIMER] = "TIMER", | |
769 | [FW_DEVLOG_FACILITY_RES] = "RES", | |
770 | [FW_DEVLOG_FACILITY_HW] = "HW", | |
771 | [FW_DEVLOG_FACILITY_FLR] = "FLR", | |
772 | [FW_DEVLOG_FACILITY_DMAQ] = "DMAQ", | |
773 | [FW_DEVLOG_FACILITY_PHY] = "PHY", | |
774 | [FW_DEVLOG_FACILITY_MAC] = "MAC", | |
775 | [FW_DEVLOG_FACILITY_PORT] = "PORT", | |
776 | [FW_DEVLOG_FACILITY_VI] = "VI", | |
777 | [FW_DEVLOG_FACILITY_FILTER] = "FILTER", | |
778 | [FW_DEVLOG_FACILITY_ACL] = "ACL", | |
779 | [FW_DEVLOG_FACILITY_TM] = "TM", | |
780 | [FW_DEVLOG_FACILITY_QFC] = "QFC", | |
781 | [FW_DEVLOG_FACILITY_DCB] = "DCB", | |
782 | [FW_DEVLOG_FACILITY_ETH] = "ETH", | |
783 | [FW_DEVLOG_FACILITY_OFLD] = "OFLD", | |
784 | [FW_DEVLOG_FACILITY_RI] = "RI", | |
785 | [FW_DEVLOG_FACILITY_ISCSI] = "ISCSI", | |
786 | [FW_DEVLOG_FACILITY_FCOE] = "FCOE", | |
787 | [FW_DEVLOG_FACILITY_FOISCSI] = "FOISCSI", | |
788 | [FW_DEVLOG_FACILITY_FOFCOE] = "FOFCOE" | |
789 | }; | |
790 | ||
791 | /* Information gathered by Device Log Open routine for the display routine. | |
792 | */ | |
793 | struct devlog_info { | |
794 | unsigned int nentries; /* number of entries in log[] */ | |
795 | unsigned int first; /* first [temporal] entry in log[] */ | |
796 | struct fw_devlog_e log[0]; /* Firmware Device Log */ | |
797 | }; | |
798 | ||
799 | /* Dump a Firmaware Device Log entry. | |
800 | */ | |
801 | static int devlog_show(struct seq_file *seq, void *v) | |
802 | { | |
803 | if (v == SEQ_START_TOKEN) | |
804 | seq_printf(seq, "%10s %15s %8s %8s %s\n", | |
805 | "Seq#", "Tstamp", "Level", "Facility", "Message"); | |
806 | else { | |
807 | struct devlog_info *dinfo = seq->private; | |
808 | int fidx = (uintptr_t)v - 2; | |
809 | unsigned long index; | |
810 | struct fw_devlog_e *e; | |
811 | ||
812 | /* Get a pointer to the log entry to display. Skip unused log | |
813 | * entries. | |
814 | */ | |
815 | index = dinfo->first + fidx; | |
816 | if (index >= dinfo->nentries) | |
817 | index -= dinfo->nentries; | |
818 | e = &dinfo->log[index]; | |
819 | if (e->timestamp == 0) | |
820 | return 0; | |
821 | ||
822 | /* Print the message. This depends on the firmware using | |
823 | * exactly the same formating strings as the kernel so we may | |
824 | * eventually have to put a format interpreter in here ... | |
825 | */ | |
826 | seq_printf(seq, "%10d %15llu %8s %8s ", | |
827 | e->seqno, e->timestamp, | |
828 | (e->level < ARRAY_SIZE(devlog_level_strings) | |
829 | ? devlog_level_strings[e->level] | |
830 | : "UNKNOWN"), | |
831 | (e->facility < ARRAY_SIZE(devlog_facility_strings) | |
832 | ? devlog_facility_strings[e->facility] | |
833 | : "UNKNOWN")); | |
834 | seq_printf(seq, e->fmt, e->params[0], e->params[1], | |
835 | e->params[2], e->params[3], e->params[4], | |
836 | e->params[5], e->params[6], e->params[7]); | |
837 | } | |
838 | return 0; | |
839 | } | |
840 | ||
841 | /* Sequential File Operations for Device Log. | |
842 | */ | |
843 | static inline void *devlog_get_idx(struct devlog_info *dinfo, loff_t pos) | |
844 | { | |
845 | if (pos > dinfo->nentries) | |
846 | return NULL; | |
847 | ||
848 | return (void *)(uintptr_t)(pos + 1); | |
849 | } | |
850 | ||
851 | static void *devlog_start(struct seq_file *seq, loff_t *pos) | |
852 | { | |
853 | struct devlog_info *dinfo = seq->private; | |
854 | ||
855 | return (*pos | |
856 | ? devlog_get_idx(dinfo, *pos) | |
857 | : SEQ_START_TOKEN); | |
858 | } | |
859 | ||
860 | static void *devlog_next(struct seq_file *seq, void *v, loff_t *pos) | |
861 | { | |
862 | struct devlog_info *dinfo = seq->private; | |
863 | ||
864 | (*pos)++; | |
865 | return devlog_get_idx(dinfo, *pos); | |
866 | } | |
867 | ||
868 | static void devlog_stop(struct seq_file *seq, void *v) | |
869 | { | |
870 | } | |
871 | ||
872 | static const struct seq_operations devlog_seq_ops = { | |
873 | .start = devlog_start, | |
874 | .next = devlog_next, | |
875 | .stop = devlog_stop, | |
876 | .show = devlog_show | |
877 | }; | |
878 | ||
879 | /* Set up for reading the firmware's device log. We read the entire log here | |
880 | * and then display it incrementally in devlog_show(). | |
881 | */ | |
882 | static int devlog_open(struct inode *inode, struct file *file) | |
883 | { | |
884 | struct adapter *adap = inode->i_private; | |
885 | struct devlog_params *dparams = &adap->params.devlog; | |
886 | struct devlog_info *dinfo; | |
887 | unsigned int index; | |
888 | u32 fseqno; | |
889 | int ret; | |
890 | ||
891 | /* If we don't know where the log is we can't do anything. | |
892 | */ | |
893 | if (dparams->start == 0) | |
894 | return -ENXIO; | |
895 | ||
896 | /* Allocate the space to read in the firmware's device log and set up | |
897 | * for the iterated call to our display function. | |
898 | */ | |
899 | dinfo = __seq_open_private(file, &devlog_seq_ops, | |
900 | sizeof(*dinfo) + dparams->size); | |
901 | if (!dinfo) | |
902 | return -ENOMEM; | |
903 | ||
904 | /* Record the basic log buffer information and read in the raw log. | |
905 | */ | |
906 | dinfo->nentries = (dparams->size / sizeof(struct fw_devlog_e)); | |
907 | dinfo->first = 0; | |
908 | spin_lock(&adap->win0_lock); | |
909 | ret = t4_memory_rw(adap, adap->params.drv_memwin, dparams->memtype, | |
910 | dparams->start, dparams->size, (__be32 *)dinfo->log, | |
911 | T4_MEMORY_READ); | |
912 | spin_unlock(&adap->win0_lock); | |
913 | if (ret) { | |
914 | seq_release_private(inode, file); | |
915 | return ret; | |
916 | } | |
917 | ||
918 | /* Translate log multi-byte integral elements into host native format | |
919 | * and determine where the first entry in the log is. | |
920 | */ | |
921 | for (fseqno = ~((u32)0), index = 0; index < dinfo->nentries; index++) { | |
922 | struct fw_devlog_e *e = &dinfo->log[index]; | |
923 | int i; | |
924 | __u32 seqno; | |
925 | ||
926 | if (e->timestamp == 0) | |
927 | continue; | |
928 | ||
929 | e->timestamp = (__force __be64)be64_to_cpu(e->timestamp); | |
930 | seqno = be32_to_cpu(e->seqno); | |
931 | for (i = 0; i < 8; i++) | |
932 | e->params[i] = | |
933 | (__force __be32)be32_to_cpu(e->params[i]); | |
934 | ||
935 | if (seqno < fseqno) { | |
936 | fseqno = seqno; | |
937 | dinfo->first = index; | |
938 | } | |
939 | } | |
940 | return 0; | |
941 | } | |
942 | ||
943 | static const struct file_operations devlog_fops = { | |
944 | .owner = THIS_MODULE, | |
945 | .open = devlog_open, | |
946 | .read = seq_read, | |
947 | .llseek = seq_lseek, | |
948 | .release = seq_release_private | |
949 | }; | |
950 | ||
bf7c781d HS |
951 | static int mbox_show(struct seq_file *seq, void *v) |
952 | { | |
953 | static const char * const owner[] = { "none", "FW", "driver", | |
954 | "unknown" }; | |
955 | ||
956 | int i; | |
957 | unsigned int mbox = (uintptr_t)seq->private & 7; | |
958 | struct adapter *adap = seq->private - mbox; | |
959 | void __iomem *addr = adap->regs + PF_REG(mbox, CIM_PF_MAILBOX_DATA_A); | |
960 | unsigned int ctrl_reg = (is_t4(adap->params.chip) | |
961 | ? CIM_PF_MAILBOX_CTRL_A | |
962 | : CIM_PF_MAILBOX_CTRL_SHADOW_COPY_A); | |
963 | void __iomem *ctrl = adap->regs + PF_REG(mbox, ctrl_reg); | |
964 | ||
965 | i = MBOWNER_G(readl(ctrl)); | |
966 | seq_printf(seq, "mailbox owned by %s\n\n", owner[i]); | |
967 | ||
968 | for (i = 0; i < MBOX_LEN; i += 8) | |
969 | seq_printf(seq, "%016llx\n", | |
970 | (unsigned long long)readq(addr + i)); | |
971 | return 0; | |
972 | } | |
973 | ||
974 | static int mbox_open(struct inode *inode, struct file *file) | |
975 | { | |
976 | return single_open(file, mbox_show, inode->i_private); | |
977 | } | |
978 | ||
979 | static ssize_t mbox_write(struct file *file, const char __user *buf, | |
980 | size_t count, loff_t *pos) | |
981 | { | |
982 | int i; | |
983 | char c = '\n', s[256]; | |
984 | unsigned long long data[8]; | |
985 | const struct inode *ino; | |
986 | unsigned int mbox; | |
987 | struct adapter *adap; | |
988 | void __iomem *addr; | |
989 | void __iomem *ctrl; | |
990 | ||
991 | if (count > sizeof(s) - 1 || !count) | |
992 | return -EINVAL; | |
993 | if (copy_from_user(s, buf, count)) | |
994 | return -EFAULT; | |
995 | s[count] = '\0'; | |
996 | ||
997 | if (sscanf(s, "%llx %llx %llx %llx %llx %llx %llx %llx%c", &data[0], | |
998 | &data[1], &data[2], &data[3], &data[4], &data[5], &data[6], | |
999 | &data[7], &c) < 8 || c != '\n') | |
1000 | return -EINVAL; | |
1001 | ||
1002 | ino = FILE_DATA(file); | |
1003 | mbox = (uintptr_t)ino->i_private & 7; | |
1004 | adap = ino->i_private - mbox; | |
1005 | addr = adap->regs + PF_REG(mbox, CIM_PF_MAILBOX_DATA_A); | |
1006 | ctrl = addr + MBOX_LEN; | |
1007 | ||
1008 | if (MBOWNER_G(readl(ctrl)) != X_MBOWNER_PL) | |
1009 | return -EBUSY; | |
1010 | ||
1011 | for (i = 0; i < 8; i++) | |
1012 | writeq(data[i], addr + 8 * i); | |
1013 | ||
1014 | writel(MBMSGVALID_F | MBOWNER_V(X_MBOWNER_FW), ctrl); | |
1015 | return count; | |
1016 | } | |
1017 | ||
1018 | static const struct file_operations mbox_debugfs_fops = { | |
1019 | .owner = THIS_MODULE, | |
1020 | .open = mbox_open, | |
1021 | .read = seq_read, | |
1022 | .llseek = seq_lseek, | |
1023 | .release = single_release, | |
1024 | .write = mbox_write | |
1025 | }; | |
1026 | ||
49216c1c HS |
1027 | static ssize_t flash_read(struct file *file, char __user *buf, size_t count, |
1028 | loff_t *ppos) | |
1029 | { | |
1030 | loff_t pos = *ppos; | |
1031 | loff_t avail = FILE_DATA(file)->i_size; | |
1032 | struct adapter *adap = file->private_data; | |
1033 | ||
1034 | if (pos < 0) | |
1035 | return -EINVAL; | |
1036 | if (pos >= avail) | |
1037 | return 0; | |
1038 | if (count > avail - pos) | |
1039 | count = avail - pos; | |
1040 | ||
1041 | while (count) { | |
1042 | size_t len; | |
1043 | int ret, ofst; | |
1044 | u8 data[256]; | |
1045 | ||
1046 | ofst = pos & 3; | |
1047 | len = min(count + ofst, sizeof(data)); | |
1048 | ret = t4_read_flash(adap, pos - ofst, (len + 3) / 4, | |
1049 | (u32 *)data, 1); | |
1050 | if (ret) | |
1051 | return ret; | |
1052 | ||
1053 | len -= ofst; | |
1054 | if (copy_to_user(buf, data + ofst, len)) | |
1055 | return -EFAULT; | |
1056 | ||
1057 | buf += len; | |
1058 | pos += len; | |
1059 | count -= len; | |
1060 | } | |
1061 | count = pos - *ppos; | |
1062 | *ppos = pos; | |
1063 | return count; | |
1064 | } | |
1065 | ||
1066 | static const struct file_operations flash_debugfs_fops = { | |
1067 | .owner = THIS_MODULE, | |
1068 | .open = mem_open, | |
1069 | .read = flash_read, | |
1070 | }; | |
1071 | ||
ef82f662 HS |
1072 | static inline void tcamxy2valmask(u64 x, u64 y, u8 *addr, u64 *mask) |
1073 | { | |
1074 | *mask = x | y; | |
1075 | y = (__force u64)cpu_to_be64(y); | |
1076 | memcpy(addr, (char *)&y + 2, ETH_ALEN); | |
1077 | } | |
1078 | ||
1079 | static int mps_tcam_show(struct seq_file *seq, void *v) | |
1080 | { | |
1081 | if (v == SEQ_START_TOKEN) | |
1082 | seq_puts(seq, "Idx Ethernet address Mask Vld Ports PF" | |
1083 | " VF Replication " | |
1084 | "P0 P1 P2 P3 ML\n"); | |
1085 | else { | |
1086 | u64 mask; | |
1087 | u8 addr[ETH_ALEN]; | |
1088 | struct adapter *adap = seq->private; | |
1089 | unsigned int idx = (uintptr_t)v - 2; | |
1090 | u64 tcamy = t4_read_reg64(adap, MPS_CLS_TCAM_Y_L(idx)); | |
1091 | u64 tcamx = t4_read_reg64(adap, MPS_CLS_TCAM_X_L(idx)); | |
1092 | u32 cls_lo = t4_read_reg(adap, MPS_CLS_SRAM_L(idx)); | |
1093 | u32 cls_hi = t4_read_reg(adap, MPS_CLS_SRAM_H(idx)); | |
1094 | u32 rplc[4] = {0, 0, 0, 0}; | |
1095 | ||
1096 | if (tcamx & tcamy) { | |
1097 | seq_printf(seq, "%3u -\n", idx); | |
1098 | goto out; | |
1099 | } | |
1100 | ||
1101 | if (cls_lo & REPLICATE_F) { | |
1102 | struct fw_ldst_cmd ldst_cmd; | |
1103 | int ret; | |
1104 | ||
1105 | memset(&ldst_cmd, 0, sizeof(ldst_cmd)); | |
1106 | ldst_cmd.op_to_addrspace = | |
1107 | htonl(FW_CMD_OP_V(FW_LDST_CMD) | | |
1108 | FW_CMD_REQUEST_F | | |
1109 | FW_CMD_READ_F | | |
1110 | FW_LDST_CMD_ADDRSPACE_V( | |
1111 | FW_LDST_ADDRSPC_MPS)); | |
1112 | ldst_cmd.cycles_to_len16 = htonl(FW_LEN16(ldst_cmd)); | |
1113 | ldst_cmd.u.mps.fid_ctl = | |
1114 | htons(FW_LDST_CMD_FID_V(FW_LDST_MPS_RPLC) | | |
1115 | FW_LDST_CMD_CTL_V(idx)); | |
1116 | ret = t4_wr_mbox(adap, adap->mbox, &ldst_cmd, | |
1117 | sizeof(ldst_cmd), &ldst_cmd); | |
1118 | if (ret) | |
1119 | dev_warn(adap->pdev_dev, "Can't read MPS " | |
1120 | "replication map for idx %d: %d\n", | |
1121 | idx, -ret); | |
1122 | else { | |
1123 | rplc[0] = ntohl(ldst_cmd.u.mps.rplc31_0); | |
1124 | rplc[1] = ntohl(ldst_cmd.u.mps.rplc63_32); | |
1125 | rplc[2] = ntohl(ldst_cmd.u.mps.rplc95_64); | |
1126 | rplc[3] = ntohl(ldst_cmd.u.mps.rplc127_96); | |
1127 | } | |
1128 | } | |
1129 | ||
1130 | tcamxy2valmask(tcamx, tcamy, addr, &mask); | |
1131 | seq_printf(seq, "%3u %02x:%02x:%02x:%02x:%02x:%02x %012llx" | |
1132 | "%3c %#x%4u%4d", | |
1133 | idx, addr[0], addr[1], addr[2], addr[3], addr[4], | |
1134 | addr[5], (unsigned long long)mask, | |
1135 | (cls_lo & SRAM_VLD_F) ? 'Y' : 'N', PORTMAP_G(cls_hi), | |
1136 | PF_G(cls_lo), | |
1137 | (cls_lo & VF_VALID_F) ? VF_G(cls_lo) : -1); | |
1138 | if (cls_lo & REPLICATE_F) | |
1139 | seq_printf(seq, " %08x %08x %08x %08x", | |
1140 | rplc[3], rplc[2], rplc[1], rplc[0]); | |
1141 | else | |
1142 | seq_printf(seq, "%36c", ' '); | |
1143 | seq_printf(seq, "%4u%3u%3u%3u %#x\n", | |
1144 | SRAM_PRIO0_G(cls_lo), SRAM_PRIO1_G(cls_lo), | |
1145 | SRAM_PRIO2_G(cls_lo), SRAM_PRIO3_G(cls_lo), | |
1146 | (cls_lo >> MULTILISTEN0_S) & 0xf); | |
1147 | } | |
1148 | out: return 0; | |
1149 | } | |
1150 | ||
1151 | static inline void *mps_tcam_get_idx(struct seq_file *seq, loff_t pos) | |
1152 | { | |
1153 | struct adapter *adap = seq->private; | |
1154 | int max_mac_addr = is_t4(adap->params.chip) ? | |
1155 | NUM_MPS_CLS_SRAM_L_INSTANCES : | |
1156 | NUM_MPS_T5_CLS_SRAM_L_INSTANCES; | |
1157 | return ((pos <= max_mac_addr) ? (void *)(uintptr_t)(pos + 1) : NULL); | |
1158 | } | |
1159 | ||
1160 | static void *mps_tcam_start(struct seq_file *seq, loff_t *pos) | |
1161 | { | |
1162 | return *pos ? mps_tcam_get_idx(seq, *pos) : SEQ_START_TOKEN; | |
1163 | } | |
1164 | ||
1165 | static void *mps_tcam_next(struct seq_file *seq, void *v, loff_t *pos) | |
1166 | { | |
1167 | ++*pos; | |
1168 | return mps_tcam_get_idx(seq, *pos); | |
1169 | } | |
1170 | ||
1171 | static void mps_tcam_stop(struct seq_file *seq, void *v) | |
1172 | { | |
1173 | } | |
1174 | ||
1175 | static const struct seq_operations mps_tcam_seq_ops = { | |
1176 | .start = mps_tcam_start, | |
1177 | .next = mps_tcam_next, | |
1178 | .stop = mps_tcam_stop, | |
1179 | .show = mps_tcam_show | |
1180 | }; | |
1181 | ||
1182 | static int mps_tcam_open(struct inode *inode, struct file *file) | |
1183 | { | |
1184 | int res = seq_open(file, &mps_tcam_seq_ops); | |
1185 | ||
1186 | if (!res) { | |
1187 | struct seq_file *seq = file->private_data; | |
1188 | ||
1189 | seq->private = inode->i_private; | |
1190 | } | |
1191 | return res; | |
1192 | } | |
1193 | ||
1194 | static const struct file_operations mps_tcam_debugfs_fops = { | |
1195 | .owner = THIS_MODULE, | |
1196 | .open = mps_tcam_open, | |
1197 | .read = seq_read, | |
1198 | .llseek = seq_lseek, | |
1199 | .release = seq_release, | |
1200 | }; | |
1201 | ||
70a5f3bb HS |
1202 | /* Display various sensor information. |
1203 | */ | |
1204 | static int sensors_show(struct seq_file *seq, void *v) | |
1205 | { | |
1206 | struct adapter *adap = seq->private; | |
1207 | u32 param[7], val[7]; | |
1208 | int ret; | |
1209 | ||
1210 | /* Note that if the sensors haven't been initialized and turned on | |
1211 | * we'll get values of 0, so treat those as "<unknown>" ... | |
1212 | */ | |
1213 | param[0] = (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | | |
1214 | FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_DIAG) | | |
1215 | FW_PARAMS_PARAM_Y_V(FW_PARAM_DEV_DIAG_TMP)); | |
1216 | param[1] = (FW_PARAMS_MNEM_V(FW_PARAMS_MNEM_DEV) | | |
1217 | FW_PARAMS_PARAM_X_V(FW_PARAMS_PARAM_DEV_DIAG) | | |
1218 | FW_PARAMS_PARAM_Y_V(FW_PARAM_DEV_DIAG_VDD)); | |
1219 | ret = t4_query_params(adap, adap->mbox, adap->fn, 0, 2, | |
1220 | param, val); | |
1221 | ||
1222 | if (ret < 0 || val[0] == 0) | |
1223 | seq_puts(seq, "Temperature: <unknown>\n"); | |
1224 | else | |
1225 | seq_printf(seq, "Temperature: %dC\n", val[0]); | |
1226 | ||
1227 | if (ret < 0 || val[1] == 0) | |
1228 | seq_puts(seq, "Core VDD: <unknown>\n"); | |
1229 | else | |
1230 | seq_printf(seq, "Core VDD: %dmV\n", val[1]); | |
1231 | ||
1232 | return 0; | |
1233 | } | |
1234 | ||
1235 | DEFINE_SIMPLE_DEBUGFS_FILE(sensors); | |
1236 | ||
b5a02f50 AB |
1237 | #if IS_ENABLED(CONFIG_IPV6) |
1238 | static int clip_tbl_open(struct inode *inode, struct file *file) | |
1239 | { | |
1240 | return single_open(file, clip_tbl_show, PDE_DATA(inode)); | |
1241 | } | |
1242 | ||
1243 | static const struct file_operations clip_tbl_debugfs_fops = { | |
1244 | .owner = THIS_MODULE, | |
1245 | .open = clip_tbl_open, | |
1246 | .read = seq_read, | |
1247 | .llseek = seq_lseek, | |
1248 | .release = single_release | |
1249 | }; | |
1250 | #endif | |
1251 | ||
688ea5fe HS |
1252 | /*RSS Table. |
1253 | */ | |
1254 | ||
1255 | static int rss_show(struct seq_file *seq, void *v, int idx) | |
1256 | { | |
1257 | u16 *entry = v; | |
1258 | ||
1259 | seq_printf(seq, "%4d: %4u %4u %4u %4u %4u %4u %4u %4u\n", | |
1260 | idx * 8, entry[0], entry[1], entry[2], entry[3], entry[4], | |
1261 | entry[5], entry[6], entry[7]); | |
1262 | return 0; | |
1263 | } | |
1264 | ||
1265 | static int rss_open(struct inode *inode, struct file *file) | |
1266 | { | |
1267 | int ret; | |
1268 | struct seq_tab *p; | |
1269 | struct adapter *adap = inode->i_private; | |
1270 | ||
1271 | p = seq_open_tab(file, RSS_NENTRIES / 8, 8 * sizeof(u16), 0, rss_show); | |
1272 | if (!p) | |
1273 | return -ENOMEM; | |
1274 | ||
1275 | ret = t4_read_rss(adap, (u16 *)p->data); | |
1276 | if (ret) | |
1277 | seq_release_private(inode, file); | |
1278 | ||
1279 | return ret; | |
1280 | } | |
1281 | ||
1282 | static const struct file_operations rss_debugfs_fops = { | |
1283 | .owner = THIS_MODULE, | |
1284 | .open = rss_open, | |
1285 | .read = seq_read, | |
1286 | .llseek = seq_lseek, | |
1287 | .release = seq_release_private | |
1288 | }; | |
1289 | ||
1290 | /* RSS Configuration. | |
1291 | */ | |
1292 | ||
1293 | /* Small utility function to return the strings "yes" or "no" if the supplied | |
1294 | * argument is non-zero. | |
1295 | */ | |
1296 | static const char *yesno(int x) | |
1297 | { | |
1298 | static const char *yes = "yes"; | |
1299 | static const char *no = "no"; | |
1300 | ||
1301 | return x ? yes : no; | |
1302 | } | |
1303 | ||
1304 | static int rss_config_show(struct seq_file *seq, void *v) | |
1305 | { | |
1306 | struct adapter *adapter = seq->private; | |
1307 | static const char * const keymode[] = { | |
1308 | "global", | |
1309 | "global and per-VF scramble", | |
1310 | "per-PF and per-VF scramble", | |
1311 | "per-VF and per-VF scramble", | |
1312 | }; | |
1313 | u32 rssconf; | |
1314 | ||
1315 | rssconf = t4_read_reg(adapter, TP_RSS_CONFIG_A); | |
1316 | seq_printf(seq, "TP_RSS_CONFIG: %#x\n", rssconf); | |
1317 | seq_printf(seq, " Tnl4TupEnIpv6: %3s\n", yesno(rssconf & | |
1318 | TNL4TUPENIPV6_F)); | |
1319 | seq_printf(seq, " Tnl2TupEnIpv6: %3s\n", yesno(rssconf & | |
1320 | TNL2TUPENIPV6_F)); | |
1321 | seq_printf(seq, " Tnl4TupEnIpv4: %3s\n", yesno(rssconf & | |
1322 | TNL4TUPENIPV4_F)); | |
1323 | seq_printf(seq, " Tnl2TupEnIpv4: %3s\n", yesno(rssconf & | |
1324 | TNL2TUPENIPV4_F)); | |
1325 | seq_printf(seq, " TnlTcpSel: %3s\n", yesno(rssconf & TNLTCPSEL_F)); | |
1326 | seq_printf(seq, " TnlIp6Sel: %3s\n", yesno(rssconf & TNLIP6SEL_F)); | |
1327 | seq_printf(seq, " TnlVrtSel: %3s\n", yesno(rssconf & TNLVRTSEL_F)); | |
1328 | seq_printf(seq, " TnlMapEn: %3s\n", yesno(rssconf & TNLMAPEN_F)); | |
1329 | seq_printf(seq, " OfdHashSave: %3s\n", yesno(rssconf & | |
1330 | OFDHASHSAVE_F)); | |
1331 | seq_printf(seq, " OfdVrtSel: %3s\n", yesno(rssconf & OFDVRTSEL_F)); | |
1332 | seq_printf(seq, " OfdMapEn: %3s\n", yesno(rssconf & OFDMAPEN_F)); | |
1333 | seq_printf(seq, " OfdLkpEn: %3s\n", yesno(rssconf & OFDLKPEN_F)); | |
1334 | seq_printf(seq, " Syn4TupEnIpv6: %3s\n", yesno(rssconf & | |
1335 | SYN4TUPENIPV6_F)); | |
1336 | seq_printf(seq, " Syn2TupEnIpv6: %3s\n", yesno(rssconf & | |
1337 | SYN2TUPENIPV6_F)); | |
1338 | seq_printf(seq, " Syn4TupEnIpv4: %3s\n", yesno(rssconf & | |
1339 | SYN4TUPENIPV4_F)); | |
1340 | seq_printf(seq, " Syn2TupEnIpv4: %3s\n", yesno(rssconf & | |
1341 | SYN2TUPENIPV4_F)); | |
1342 | seq_printf(seq, " Syn4TupEnIpv6: %3s\n", yesno(rssconf & | |
1343 | SYN4TUPENIPV6_F)); | |
1344 | seq_printf(seq, " SynIp6Sel: %3s\n", yesno(rssconf & SYNIP6SEL_F)); | |
1345 | seq_printf(seq, " SynVrt6Sel: %3s\n", yesno(rssconf & SYNVRTSEL_F)); | |
1346 | seq_printf(seq, " SynMapEn: %3s\n", yesno(rssconf & SYNMAPEN_F)); | |
1347 | seq_printf(seq, " SynLkpEn: %3s\n", yesno(rssconf & SYNLKPEN_F)); | |
1348 | seq_printf(seq, " ChnEn: %3s\n", yesno(rssconf & | |
1349 | CHANNELENABLE_F)); | |
1350 | seq_printf(seq, " PrtEn: %3s\n", yesno(rssconf & | |
1351 | PORTENABLE_F)); | |
1352 | seq_printf(seq, " TnlAllLkp: %3s\n", yesno(rssconf & | |
1353 | TNLALLLOOKUP_F)); | |
1354 | seq_printf(seq, " VrtEn: %3s\n", yesno(rssconf & | |
1355 | VIRTENABLE_F)); | |
1356 | seq_printf(seq, " CngEn: %3s\n", yesno(rssconf & | |
1357 | CONGESTIONENABLE_F)); | |
1358 | seq_printf(seq, " HashToeplitz: %3s\n", yesno(rssconf & | |
1359 | HASHTOEPLITZ_F)); | |
1360 | seq_printf(seq, " Udp4En: %3s\n", yesno(rssconf & UDPENABLE_F)); | |
1361 | seq_printf(seq, " Disable: %3s\n", yesno(rssconf & DISABLE_F)); | |
1362 | ||
1363 | seq_puts(seq, "\n"); | |
1364 | ||
1365 | rssconf = t4_read_reg(adapter, TP_RSS_CONFIG_TNL_A); | |
1366 | seq_printf(seq, "TP_RSS_CONFIG_TNL: %#x\n", rssconf); | |
1367 | seq_printf(seq, " MaskSize: %3d\n", MASKSIZE_G(rssconf)); | |
1368 | seq_printf(seq, " MaskFilter: %3d\n", MASKFILTER_G(rssconf)); | |
1369 | if (CHELSIO_CHIP_VERSION(adapter->params.chip) > CHELSIO_T5) { | |
1370 | seq_printf(seq, " HashAll: %3s\n", | |
1371 | yesno(rssconf & HASHALL_F)); | |
1372 | seq_printf(seq, " HashEth: %3s\n", | |
1373 | yesno(rssconf & HASHETH_F)); | |
1374 | } | |
1375 | seq_printf(seq, " UseWireCh: %3s\n", yesno(rssconf & USEWIRECH_F)); | |
1376 | ||
1377 | seq_puts(seq, "\n"); | |
1378 | ||
1379 | rssconf = t4_read_reg(adapter, TP_RSS_CONFIG_OFD_A); | |
1380 | seq_printf(seq, "TP_RSS_CONFIG_OFD: %#x\n", rssconf); | |
1381 | seq_printf(seq, " MaskSize: %3d\n", MASKSIZE_G(rssconf)); | |
1382 | seq_printf(seq, " RRCplMapEn: %3s\n", yesno(rssconf & | |
1383 | RRCPLMAPEN_F)); | |
1384 | seq_printf(seq, " RRCplQueWidth: %3d\n", RRCPLQUEWIDTH_G(rssconf)); | |
1385 | ||
1386 | seq_puts(seq, "\n"); | |
1387 | ||
1388 | rssconf = t4_read_reg(adapter, TP_RSS_CONFIG_SYN_A); | |
1389 | seq_printf(seq, "TP_RSS_CONFIG_SYN: %#x\n", rssconf); | |
1390 | seq_printf(seq, " MaskSize: %3d\n", MASKSIZE_G(rssconf)); | |
1391 | seq_printf(seq, " UseWireCh: %3s\n", yesno(rssconf & USEWIRECH_F)); | |
1392 | ||
1393 | seq_puts(seq, "\n"); | |
1394 | ||
1395 | rssconf = t4_read_reg(adapter, TP_RSS_CONFIG_VRT_A); | |
1396 | seq_printf(seq, "TP_RSS_CONFIG_VRT: %#x\n", rssconf); | |
1397 | if (CHELSIO_CHIP_VERSION(adapter->params.chip) > CHELSIO_T5) { | |
1398 | seq_printf(seq, " KeyWrAddrX: %3d\n", | |
1399 | KEYWRADDRX_G(rssconf)); | |
1400 | seq_printf(seq, " KeyExtend: %3s\n", | |
1401 | yesno(rssconf & KEYEXTEND_F)); | |
1402 | } | |
1403 | seq_printf(seq, " VfRdRg: %3s\n", yesno(rssconf & VFRDRG_F)); | |
1404 | seq_printf(seq, " VfRdEn: %3s\n", yesno(rssconf & VFRDEN_F)); | |
1405 | seq_printf(seq, " VfPerrEn: %3s\n", yesno(rssconf & VFPERREN_F)); | |
1406 | seq_printf(seq, " KeyPerrEn: %3s\n", yesno(rssconf & KEYPERREN_F)); | |
1407 | seq_printf(seq, " DisVfVlan: %3s\n", yesno(rssconf & | |
1408 | DISABLEVLAN_F)); | |
1409 | seq_printf(seq, " EnUpSwt: %3s\n", yesno(rssconf & ENABLEUP0_F)); | |
1410 | seq_printf(seq, " HashDelay: %3d\n", HASHDELAY_G(rssconf)); | |
1411 | if (CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5) | |
1412 | seq_printf(seq, " VfWrAddr: %3d\n", VFWRADDR_G(rssconf)); | |
1413 | seq_printf(seq, " KeyMode: %s\n", keymode[KEYMODE_G(rssconf)]); | |
1414 | seq_printf(seq, " VfWrEn: %3s\n", yesno(rssconf & VFWREN_F)); | |
1415 | seq_printf(seq, " KeyWrEn: %3s\n", yesno(rssconf & KEYWREN_F)); | |
1416 | seq_printf(seq, " KeyWrAddr: %3d\n", KEYWRADDR_G(rssconf)); | |
1417 | ||
1418 | seq_puts(seq, "\n"); | |
1419 | ||
1420 | rssconf = t4_read_reg(adapter, TP_RSS_CONFIG_CNG_A); | |
1421 | seq_printf(seq, "TP_RSS_CONFIG_CNG: %#x\n", rssconf); | |
1422 | seq_printf(seq, " ChnCount3: %3s\n", yesno(rssconf & CHNCOUNT3_F)); | |
1423 | seq_printf(seq, " ChnCount2: %3s\n", yesno(rssconf & CHNCOUNT2_F)); | |
1424 | seq_printf(seq, " ChnCount1: %3s\n", yesno(rssconf & CHNCOUNT1_F)); | |
1425 | seq_printf(seq, " ChnCount0: %3s\n", yesno(rssconf & CHNCOUNT0_F)); | |
1426 | seq_printf(seq, " ChnUndFlow3: %3s\n", yesno(rssconf & | |
1427 | CHNUNDFLOW3_F)); | |
1428 | seq_printf(seq, " ChnUndFlow2: %3s\n", yesno(rssconf & | |
1429 | CHNUNDFLOW2_F)); | |
1430 | seq_printf(seq, " ChnUndFlow1: %3s\n", yesno(rssconf & | |
1431 | CHNUNDFLOW1_F)); | |
1432 | seq_printf(seq, " ChnUndFlow0: %3s\n", yesno(rssconf & | |
1433 | CHNUNDFLOW0_F)); | |
1434 | seq_printf(seq, " RstChn3: %3s\n", yesno(rssconf & RSTCHN3_F)); | |
1435 | seq_printf(seq, " RstChn2: %3s\n", yesno(rssconf & RSTCHN2_F)); | |
1436 | seq_printf(seq, " RstChn1: %3s\n", yesno(rssconf & RSTCHN1_F)); | |
1437 | seq_printf(seq, " RstChn0: %3s\n", yesno(rssconf & RSTCHN0_F)); | |
1438 | seq_printf(seq, " UpdVld: %3s\n", yesno(rssconf & UPDVLD_F)); | |
1439 | seq_printf(seq, " Xoff: %3s\n", yesno(rssconf & XOFF_F)); | |
1440 | seq_printf(seq, " UpdChn3: %3s\n", yesno(rssconf & UPDCHN3_F)); | |
1441 | seq_printf(seq, " UpdChn2: %3s\n", yesno(rssconf & UPDCHN2_F)); | |
1442 | seq_printf(seq, " UpdChn1: %3s\n", yesno(rssconf & UPDCHN1_F)); | |
1443 | seq_printf(seq, " UpdChn0: %3s\n", yesno(rssconf & UPDCHN0_F)); | |
1444 | seq_printf(seq, " Queue: %3d\n", QUEUE_G(rssconf)); | |
1445 | ||
1446 | return 0; | |
1447 | } | |
1448 | ||
1449 | DEFINE_SIMPLE_DEBUGFS_FILE(rss_config); | |
1450 | ||
1451 | /* RSS Secret Key. | |
1452 | */ | |
1453 | ||
1454 | static int rss_key_show(struct seq_file *seq, void *v) | |
1455 | { | |
1456 | u32 key[10]; | |
1457 | ||
1458 | t4_read_rss_key(seq->private, key); | |
1459 | seq_printf(seq, "%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x\n", | |
1460 | key[9], key[8], key[7], key[6], key[5], key[4], key[3], | |
1461 | key[2], key[1], key[0]); | |
1462 | return 0; | |
1463 | } | |
1464 | ||
1465 | static int rss_key_open(struct inode *inode, struct file *file) | |
1466 | { | |
1467 | return single_open(file, rss_key_show, inode->i_private); | |
1468 | } | |
1469 | ||
1470 | static ssize_t rss_key_write(struct file *file, const char __user *buf, | |
1471 | size_t count, loff_t *pos) | |
1472 | { | |
1473 | int i, j; | |
1474 | u32 key[10]; | |
1475 | char s[100], *p; | |
1476 | struct adapter *adap = FILE_DATA(file)->i_private; | |
1477 | ||
1478 | if (count > sizeof(s) - 1) | |
1479 | return -EINVAL; | |
1480 | if (copy_from_user(s, buf, count)) | |
1481 | return -EFAULT; | |
1482 | for (i = count; i > 0 && isspace(s[i - 1]); i--) | |
1483 | ; | |
1484 | s[i] = '\0'; | |
1485 | ||
1486 | for (p = s, i = 9; i >= 0; i--) { | |
1487 | key[i] = 0; | |
1488 | for (j = 0; j < 8; j++, p++) { | |
1489 | if (!isxdigit(*p)) | |
1490 | return -EINVAL; | |
1491 | key[i] = (key[i] << 4) | hex2val(*p); | |
1492 | } | |
1493 | } | |
1494 | ||
1495 | t4_write_rss_key(adap, key, -1); | |
1496 | return count; | |
1497 | } | |
1498 | ||
1499 | static const struct file_operations rss_key_debugfs_fops = { | |
1500 | .owner = THIS_MODULE, | |
1501 | .open = rss_key_open, | |
1502 | .read = seq_read, | |
1503 | .llseek = seq_lseek, | |
1504 | .release = single_release, | |
1505 | .write = rss_key_write | |
1506 | }; | |
1507 | ||
1508 | /* PF RSS Configuration. | |
1509 | */ | |
1510 | ||
1511 | struct rss_pf_conf { | |
1512 | u32 rss_pf_map; | |
1513 | u32 rss_pf_mask; | |
1514 | u32 rss_pf_config; | |
1515 | }; | |
1516 | ||
1517 | static int rss_pf_config_show(struct seq_file *seq, void *v, int idx) | |
1518 | { | |
1519 | struct rss_pf_conf *pfconf; | |
1520 | ||
1521 | if (v == SEQ_START_TOKEN) { | |
1522 | /* use the 0th entry to dump the PF Map Index Size */ | |
1523 | pfconf = seq->private + offsetof(struct seq_tab, data); | |
1524 | seq_printf(seq, "PF Map Index Size = %d\n\n", | |
1525 | LKPIDXSIZE_G(pfconf->rss_pf_map)); | |
1526 | ||
1527 | seq_puts(seq, " RSS PF VF Hash Tuple Enable Default\n"); | |
1528 | seq_puts(seq, " Enable IPF Mask Mask IPv6 IPv4 UDP Queue\n"); | |
1529 | seq_puts(seq, " PF Map Chn Prt Map Size Size Four Two Four Two Four Ch1 Ch0\n"); | |
1530 | } else { | |
1531 | #define G_PFnLKPIDX(map, n) \ | |
1532 | (((map) >> PF1LKPIDX_S*(n)) & PF0LKPIDX_M) | |
1533 | #define G_PFnMSKSIZE(mask, n) \ | |
1534 | (((mask) >> PF1MSKSIZE_S*(n)) & PF1MSKSIZE_M) | |
1535 | ||
1536 | pfconf = v; | |
1537 | seq_printf(seq, "%3d %3s %3s %3s %3d %3d %3d %3s %3s %3s %3s %3s %3d %3d\n", | |
1538 | idx, | |
1539 | yesno(pfconf->rss_pf_config & MAPENABLE_F), | |
1540 | yesno(pfconf->rss_pf_config & CHNENABLE_F), | |
1541 | yesno(pfconf->rss_pf_config & PRTENABLE_F), | |
1542 | G_PFnLKPIDX(pfconf->rss_pf_map, idx), | |
1543 | G_PFnMSKSIZE(pfconf->rss_pf_mask, idx), | |
1544 | IVFWIDTH_G(pfconf->rss_pf_config), | |
1545 | yesno(pfconf->rss_pf_config & IP6FOURTUPEN_F), | |
1546 | yesno(pfconf->rss_pf_config & IP6TWOTUPEN_F), | |
1547 | yesno(pfconf->rss_pf_config & IP4FOURTUPEN_F), | |
1548 | yesno(pfconf->rss_pf_config & IP4TWOTUPEN_F), | |
1549 | yesno(pfconf->rss_pf_config & UDPFOURTUPEN_F), | |
1550 | CH1DEFAULTQUEUE_G(pfconf->rss_pf_config), | |
1551 | CH0DEFAULTQUEUE_G(pfconf->rss_pf_config)); | |
1552 | ||
1553 | #undef G_PFnLKPIDX | |
1554 | #undef G_PFnMSKSIZE | |
1555 | } | |
1556 | return 0; | |
1557 | } | |
1558 | ||
1559 | static int rss_pf_config_open(struct inode *inode, struct file *file) | |
1560 | { | |
1561 | struct adapter *adapter = inode->i_private; | |
1562 | struct seq_tab *p; | |
1563 | u32 rss_pf_map, rss_pf_mask; | |
1564 | struct rss_pf_conf *pfconf; | |
1565 | int pf; | |
1566 | ||
1567 | p = seq_open_tab(file, 8, sizeof(*pfconf), 1, rss_pf_config_show); | |
1568 | if (!p) | |
1569 | return -ENOMEM; | |
1570 | ||
1571 | pfconf = (struct rss_pf_conf *)p->data; | |
1572 | rss_pf_map = t4_read_rss_pf_map(adapter); | |
1573 | rss_pf_mask = t4_read_rss_pf_mask(adapter); | |
1574 | for (pf = 0; pf < 8; pf++) { | |
1575 | pfconf[pf].rss_pf_map = rss_pf_map; | |
1576 | pfconf[pf].rss_pf_mask = rss_pf_mask; | |
1577 | t4_read_rss_pf_config(adapter, pf, &pfconf[pf].rss_pf_config); | |
1578 | } | |
1579 | return 0; | |
1580 | } | |
1581 | ||
1582 | static const struct file_operations rss_pf_config_debugfs_fops = { | |
1583 | .owner = THIS_MODULE, | |
1584 | .open = rss_pf_config_open, | |
1585 | .read = seq_read, | |
1586 | .llseek = seq_lseek, | |
1587 | .release = seq_release_private | |
1588 | }; | |
1589 | ||
1590 | /* VF RSS Configuration. | |
1591 | */ | |
1592 | ||
1593 | struct rss_vf_conf { | |
1594 | u32 rss_vf_vfl; | |
1595 | u32 rss_vf_vfh; | |
1596 | }; | |
1597 | ||
1598 | static int rss_vf_config_show(struct seq_file *seq, void *v, int idx) | |
1599 | { | |
1600 | if (v == SEQ_START_TOKEN) { | |
1601 | seq_puts(seq, " RSS Hash Tuple Enable\n"); | |
1602 | seq_puts(seq, " Enable IVF Dis Enb IPv6 IPv4 UDP Def Secret Key\n"); | |
1603 | seq_puts(seq, " VF Chn Prt Map VLAN uP Four Two Four Two Four Que Idx Hash\n"); | |
1604 | } else { | |
1605 | struct rss_vf_conf *vfconf = v; | |
1606 | ||
1607 | seq_printf(seq, "%3d %3s %3s %3d %3s %3s %3s %3s %3s %3s %3s %4d %3d %#10x\n", | |
1608 | idx, | |
1609 | yesno(vfconf->rss_vf_vfh & VFCHNEN_F), | |
1610 | yesno(vfconf->rss_vf_vfh & VFPRTEN_F), | |
1611 | VFLKPIDX_G(vfconf->rss_vf_vfh), | |
1612 | yesno(vfconf->rss_vf_vfh & VFVLNEX_F), | |
1613 | yesno(vfconf->rss_vf_vfh & VFUPEN_F), | |
1614 | yesno(vfconf->rss_vf_vfh & VFIP4FOURTUPEN_F), | |
1615 | yesno(vfconf->rss_vf_vfh & VFIP6TWOTUPEN_F), | |
1616 | yesno(vfconf->rss_vf_vfh & VFIP4FOURTUPEN_F), | |
1617 | yesno(vfconf->rss_vf_vfh & VFIP4TWOTUPEN_F), | |
1618 | yesno(vfconf->rss_vf_vfh & ENABLEUDPHASH_F), | |
1619 | DEFAULTQUEUE_G(vfconf->rss_vf_vfh), | |
1620 | KEYINDEX_G(vfconf->rss_vf_vfh), | |
1621 | vfconf->rss_vf_vfl); | |
1622 | } | |
1623 | return 0; | |
1624 | } | |
1625 | ||
1626 | static int rss_vf_config_open(struct inode *inode, struct file *file) | |
1627 | { | |
1628 | struct adapter *adapter = inode->i_private; | |
1629 | struct seq_tab *p; | |
1630 | struct rss_vf_conf *vfconf; | |
1631 | int vf; | |
1632 | ||
1633 | p = seq_open_tab(file, 128, sizeof(*vfconf), 1, rss_vf_config_show); | |
1634 | if (!p) | |
1635 | return -ENOMEM; | |
1636 | ||
1637 | vfconf = (struct rss_vf_conf *)p->data; | |
1638 | for (vf = 0; vf < 128; vf++) { | |
1639 | t4_read_rss_vf_config(adapter, vf, &vfconf[vf].rss_vf_vfl, | |
1640 | &vfconf[vf].rss_vf_vfh); | |
1641 | } | |
1642 | return 0; | |
1643 | } | |
1644 | ||
1645 | static const struct file_operations rss_vf_config_debugfs_fops = { | |
1646 | .owner = THIS_MODULE, | |
1647 | .open = rss_vf_config_open, | |
1648 | .read = seq_read, | |
1649 | .llseek = seq_lseek, | |
1650 | .release = seq_release_private | |
1651 | }; | |
1652 | ||
3051fa61 HS |
1653 | /** |
1654 | * ethqset2pinfo - return port_info of an Ethernet Queue Set | |
1655 | * @adap: the adapter | |
1656 | * @qset: Ethernet Queue Set | |
1657 | */ | |
1658 | static inline struct port_info *ethqset2pinfo(struct adapter *adap, int qset) | |
1659 | { | |
1660 | int pidx; | |
1661 | ||
1662 | for_each_port(adap, pidx) { | |
1663 | struct port_info *pi = adap2pinfo(adap, pidx); | |
1664 | ||
1665 | if (qset >= pi->first_qset && | |
1666 | qset < pi->first_qset + pi->nqsets) | |
1667 | return pi; | |
1668 | } | |
1669 | ||
1670 | /* should never happen! */ | |
1671 | BUG_ON(1); | |
1672 | return NULL; | |
1673 | } | |
1674 | ||
dc9daab2 HS |
1675 | static int sge_qinfo_show(struct seq_file *seq, void *v) |
1676 | { | |
1677 | struct adapter *adap = seq->private; | |
1678 | int eth_entries = DIV_ROUND_UP(adap->sge.ethqsets, 4); | |
1679 | int toe_entries = DIV_ROUND_UP(adap->sge.ofldqsets, 4); | |
1680 | int rdma_entries = DIV_ROUND_UP(adap->sge.rdmaqs, 4); | |
1681 | int ciq_entries = DIV_ROUND_UP(adap->sge.rdmaciqs, 4); | |
1682 | int ctrl_entries = DIV_ROUND_UP(MAX_CTRL_QUEUES, 4); | |
1683 | int i, r = (uintptr_t)v - 1; | |
1684 | int toe_idx = r - eth_entries; | |
1685 | int rdma_idx = toe_idx - toe_entries; | |
1686 | int ciq_idx = rdma_idx - rdma_entries; | |
1687 | int ctrl_idx = ciq_idx - ciq_entries; | |
1688 | int fq_idx = ctrl_idx - ctrl_entries; | |
1689 | ||
1690 | if (r) | |
1691 | seq_putc(seq, '\n'); | |
1692 | ||
1693 | #define S3(fmt_spec, s, v) \ | |
1694 | do { \ | |
1695 | seq_printf(seq, "%-12s", s); \ | |
1696 | for (i = 0; i < n; ++i) \ | |
1697 | seq_printf(seq, " %16" fmt_spec, v); \ | |
1698 | seq_putc(seq, '\n'); \ | |
1699 | } while (0) | |
1700 | #define S(s, v) S3("s", s, v) | |
1701 | #define T(s, v) S3("u", s, tx[i].v) | |
1702 | #define R(s, v) S3("u", s, rx[i].v) | |
1703 | ||
1704 | if (r < eth_entries) { | |
1705 | int base_qset = r * 4; | |
1706 | const struct sge_eth_rxq *rx = &adap->sge.ethrxq[base_qset]; | |
1707 | const struct sge_eth_txq *tx = &adap->sge.ethtxq[base_qset]; | |
1708 | int n = min(4, adap->sge.ethqsets - 4 * r); | |
1709 | ||
1710 | S("QType:", "Ethernet"); | |
1711 | S("Interface:", | |
1712 | rx[i].rspq.netdev ? rx[i].rspq.netdev->name : "N/A"); | |
1713 | T("TxQ ID:", q.cntxt_id); | |
1714 | T("TxQ size:", q.size); | |
1715 | T("TxQ inuse:", q.in_use); | |
1716 | T("TxQ CIDX:", q.cidx); | |
1717 | T("TxQ PIDX:", q.pidx); | |
3051fa61 | 1718 | #ifdef CONFIG_CHELSIO_T4_DCB |
dc9daab2 HS |
1719 | T("DCB Prio:", dcb_prio); |
1720 | S3("u", "DCB PGID:", | |
1721 | (ethqset2pinfo(adap, base_qset + i)->dcb.pgid >> | |
1722 | 4*(7-tx[i].dcb_prio)) & 0xf); | |
1723 | S3("u", "DCB PFC:", | |
1724 | (ethqset2pinfo(adap, base_qset + i)->dcb.pfcen >> | |
1725 | 1*(7-tx[i].dcb_prio)) & 0x1); | |
1726 | #endif | |
1727 | R("RspQ ID:", rspq.abs_id); | |
1728 | R("RspQ size:", rspq.size); | |
1729 | R("RspQE size:", rspq.iqe_len); | |
1730 | R("RspQ CIDX:", rspq.cidx); | |
1731 | R("RspQ Gen:", rspq.gen); | |
1732 | S3("u", "Intr delay:", qtimer_val(adap, &rx[i].rspq)); | |
1733 | S3("u", "Intr pktcnt:", | |
1734 | adap->sge.counter_val[rx[i].rspq.pktcnt_idx]); | |
1735 | R("FL ID:", fl.cntxt_id); | |
1736 | R("FL size:", fl.size - 8); | |
1737 | R("FL pend:", fl.pend_cred); | |
1738 | R("FL avail:", fl.avail); | |
1739 | R("FL PIDX:", fl.pidx); | |
1740 | R("FL CIDX:", fl.cidx); | |
1741 | } else if (toe_idx < toe_entries) { | |
1742 | const struct sge_ofld_rxq *rx = &adap->sge.ofldrxq[toe_idx * 4]; | |
1743 | const struct sge_ofld_txq *tx = &adap->sge.ofldtxq[toe_idx * 4]; | |
1744 | int n = min(4, adap->sge.ofldqsets - 4 * toe_idx); | |
1745 | ||
1746 | S("QType:", "TOE"); | |
1747 | T("TxQ ID:", q.cntxt_id); | |
1748 | T("TxQ size:", q.size); | |
1749 | T("TxQ inuse:", q.in_use); | |
1750 | T("TxQ CIDX:", q.cidx); | |
1751 | T("TxQ PIDX:", q.pidx); | |
1752 | R("RspQ ID:", rspq.abs_id); | |
1753 | R("RspQ size:", rspq.size); | |
1754 | R("RspQE size:", rspq.iqe_len); | |
1755 | R("RspQ CIDX:", rspq.cidx); | |
1756 | R("RspQ Gen:", rspq.gen); | |
1757 | S3("u", "Intr delay:", qtimer_val(adap, &rx[i].rspq)); | |
1758 | S3("u", "Intr pktcnt:", | |
1759 | adap->sge.counter_val[rx[i].rspq.pktcnt_idx]); | |
1760 | R("FL ID:", fl.cntxt_id); | |
1761 | R("FL size:", fl.size - 8); | |
1762 | R("FL pend:", fl.pend_cred); | |
1763 | R("FL avail:", fl.avail); | |
1764 | R("FL PIDX:", fl.pidx); | |
1765 | R("FL CIDX:", fl.cidx); | |
1766 | } else if (rdma_idx < rdma_entries) { | |
1767 | const struct sge_ofld_rxq *rx = | |
1768 | &adap->sge.rdmarxq[rdma_idx * 4]; | |
1769 | int n = min(4, adap->sge.rdmaqs - 4 * rdma_idx); | |
1770 | ||
1771 | S("QType:", "RDMA-CPL"); | |
1772 | R("RspQ ID:", rspq.abs_id); | |
1773 | R("RspQ size:", rspq.size); | |
1774 | R("RspQE size:", rspq.iqe_len); | |
1775 | R("RspQ CIDX:", rspq.cidx); | |
1776 | R("RspQ Gen:", rspq.gen); | |
1777 | S3("u", "Intr delay:", qtimer_val(adap, &rx[i].rspq)); | |
1778 | S3("u", "Intr pktcnt:", | |
1779 | adap->sge.counter_val[rx[i].rspq.pktcnt_idx]); | |
1780 | R("FL ID:", fl.cntxt_id); | |
1781 | R("FL size:", fl.size - 8); | |
1782 | R("FL pend:", fl.pend_cred); | |
1783 | R("FL avail:", fl.avail); | |
1784 | R("FL PIDX:", fl.pidx); | |
1785 | R("FL CIDX:", fl.cidx); | |
1786 | } else if (ciq_idx < ciq_entries) { | |
1787 | const struct sge_ofld_rxq *rx = &adap->sge.rdmaciq[ciq_idx * 4]; | |
1788 | int n = min(4, adap->sge.rdmaciqs - 4 * ciq_idx); | |
1789 | ||
1790 | S("QType:", "RDMA-CIQ"); | |
1791 | R("RspQ ID:", rspq.abs_id); | |
1792 | R("RspQ size:", rspq.size); | |
1793 | R("RspQE size:", rspq.iqe_len); | |
1794 | R("RspQ CIDX:", rspq.cidx); | |
1795 | R("RspQ Gen:", rspq.gen); | |
1796 | S3("u", "Intr delay:", qtimer_val(adap, &rx[i].rspq)); | |
1797 | S3("u", "Intr pktcnt:", | |
1798 | adap->sge.counter_val[rx[i].rspq.pktcnt_idx]); | |
1799 | } else if (ctrl_idx < ctrl_entries) { | |
1800 | const struct sge_ctrl_txq *tx = &adap->sge.ctrlq[ctrl_idx * 4]; | |
1801 | int n = min(4, adap->params.nports - 4 * ctrl_idx); | |
1802 | ||
1803 | S("QType:", "Control"); | |
1804 | T("TxQ ID:", q.cntxt_id); | |
1805 | T("TxQ size:", q.size); | |
1806 | T("TxQ inuse:", q.in_use); | |
1807 | T("TxQ CIDX:", q.cidx); | |
1808 | T("TxQ PIDX:", q.pidx); | |
1809 | } else if (fq_idx == 0) { | |
1810 | const struct sge_rspq *evtq = &adap->sge.fw_evtq; | |
1811 | ||
1812 | seq_printf(seq, "%-12s %16s\n", "QType:", "FW event queue"); | |
1813 | seq_printf(seq, "%-12s %16u\n", "RspQ ID:", evtq->abs_id); | |
1814 | seq_printf(seq, "%-12s %16u\n", "RspQ size:", evtq->size); | |
1815 | seq_printf(seq, "%-12s %16u\n", "RspQE size:", evtq->iqe_len); | |
1816 | seq_printf(seq, "%-12s %16u\n", "RspQ CIDX:", evtq->cidx); | |
1817 | seq_printf(seq, "%-12s %16u\n", "RspQ Gen:", evtq->gen); | |
1818 | seq_printf(seq, "%-12s %16u\n", "Intr delay:", | |
1819 | qtimer_val(adap, evtq)); | |
1820 | seq_printf(seq, "%-12s %16u\n", "Intr pktcnt:", | |
1821 | adap->sge.counter_val[evtq->pktcnt_idx]); | |
1822 | } | |
1823 | #undef R | |
1824 | #undef T | |
1825 | #undef S | |
1826 | #undef S3 | |
1827 | return 0; | |
1828 | } | |
1829 | ||
1830 | static int sge_queue_entries(const struct adapter *adap) | |
1831 | { | |
1832 | return DIV_ROUND_UP(adap->sge.ethqsets, 4) + | |
1833 | DIV_ROUND_UP(adap->sge.ofldqsets, 4) + | |
1834 | DIV_ROUND_UP(adap->sge.rdmaqs, 4) + | |
1835 | DIV_ROUND_UP(adap->sge.rdmaciqs, 4) + | |
1836 | DIV_ROUND_UP(MAX_CTRL_QUEUES, 4) + 1; | |
1837 | } | |
1838 | ||
1839 | static void *sge_queue_start(struct seq_file *seq, loff_t *pos) | |
1840 | { | |
1841 | int entries = sge_queue_entries(seq->private); | |
1842 | ||
1843 | return *pos < entries ? (void *)((uintptr_t)*pos + 1) : NULL; | |
1844 | } | |
1845 | ||
1846 | static void sge_queue_stop(struct seq_file *seq, void *v) | |
1847 | { | |
1848 | } | |
1849 | ||
1850 | static void *sge_queue_next(struct seq_file *seq, void *v, loff_t *pos) | |
1851 | { | |
1852 | int entries = sge_queue_entries(seq->private); | |
1853 | ||
1854 | ++*pos; | |
1855 | return *pos < entries ? (void *)((uintptr_t)*pos + 1) : NULL; | |
1856 | } | |
1857 | ||
1858 | static const struct seq_operations sge_qinfo_seq_ops = { | |
1859 | .start = sge_queue_start, | |
1860 | .next = sge_queue_next, | |
1861 | .stop = sge_queue_stop, | |
1862 | .show = sge_qinfo_show | |
1863 | }; | |
1864 | ||
1865 | static int sge_qinfo_open(struct inode *inode, struct file *file) | |
1866 | { | |
1867 | int res = seq_open(file, &sge_qinfo_seq_ops); | |
1868 | ||
1869 | if (!res) { | |
1870 | struct seq_file *seq = file->private_data; | |
1871 | ||
1872 | seq->private = inode->i_private; | |
1873 | } | |
1874 | return res; | |
1875 | } | |
1876 | ||
1877 | static const struct file_operations sge_qinfo_debugfs_fops = { | |
1878 | .owner = THIS_MODULE, | |
1879 | .open = sge_qinfo_open, | |
1880 | .read = seq_read, | |
1881 | .llseek = seq_lseek, | |
1882 | .release = seq_release, | |
1883 | }; | |
1884 | ||
49216c1c HS |
1885 | int mem_open(struct inode *inode, struct file *file) |
1886 | { | |
1887 | unsigned int mem; | |
1888 | struct adapter *adap; | |
1889 | ||
1890 | file->private_data = inode->i_private; | |
1891 | ||
1892 | mem = (uintptr_t)file->private_data & 0x3; | |
1893 | adap = file->private_data - mem; | |
1894 | ||
1895 | (void)t4_fwcache(adap, FW_PARAM_DEV_FWCACHE_FLUSH); | |
1896 | ||
1897 | return 0; | |
1898 | } | |
1899 | ||
fd88b31a HS |
1900 | static ssize_t mem_read(struct file *file, char __user *buf, size_t count, |
1901 | loff_t *ppos) | |
1902 | { | |
1903 | loff_t pos = *ppos; | |
1904 | loff_t avail = file_inode(file)->i_size; | |
1905 | unsigned int mem = (uintptr_t)file->private_data & 3; | |
1906 | struct adapter *adap = file->private_data - mem; | |
1907 | __be32 *data; | |
1908 | int ret; | |
1909 | ||
1910 | if (pos < 0) | |
1911 | return -EINVAL; | |
1912 | if (pos >= avail) | |
1913 | return 0; | |
1914 | if (count > avail - pos) | |
1915 | count = avail - pos; | |
1916 | ||
1917 | data = t4_alloc_mem(count); | |
1918 | if (!data) | |
1919 | return -ENOMEM; | |
1920 | ||
1921 | spin_lock(&adap->win0_lock); | |
1922 | ret = t4_memory_rw(adap, 0, mem, pos, count, data, T4_MEMORY_READ); | |
1923 | spin_unlock(&adap->win0_lock); | |
1924 | if (ret) { | |
1925 | t4_free_mem(data); | |
1926 | return ret; | |
1927 | } | |
1928 | ret = copy_to_user(buf, data, count); | |
1929 | ||
1930 | t4_free_mem(data); | |
1931 | if (ret) | |
1932 | return -EFAULT; | |
1933 | ||
1934 | *ppos = pos + count; | |
1935 | return count; | |
1936 | } | |
fd88b31a HS |
1937 | static const struct file_operations mem_debugfs_fops = { |
1938 | .owner = THIS_MODULE, | |
1939 | .open = simple_open, | |
1940 | .read = mem_read, | |
1941 | .llseek = default_llseek, | |
1942 | }; | |
1943 | ||
49216c1c HS |
1944 | static void set_debugfs_file_size(struct dentry *de, loff_t size) |
1945 | { | |
1946 | if (!IS_ERR(de) && de->d_inode) | |
1947 | de->d_inode->i_size = size; | |
1948 | } | |
1949 | ||
fd88b31a HS |
1950 | static void add_debugfs_mem(struct adapter *adap, const char *name, |
1951 | unsigned int idx, unsigned int size_mb) | |
1952 | { | |
1953 | struct dentry *de; | |
1954 | ||
1955 | de = debugfs_create_file(name, S_IRUSR, adap->debugfs_root, | |
1956 | (void *)adap + idx, &mem_debugfs_fops); | |
1957 | if (de && de->d_inode) | |
1958 | de->d_inode->i_size = size_mb << 20; | |
1959 | } | |
1960 | ||
1961 | /* Add an array of Debug FS files. | |
1962 | */ | |
1963 | void add_debugfs_files(struct adapter *adap, | |
1964 | struct t4_debugfs_entry *files, | |
1965 | unsigned int nfiles) | |
1966 | { | |
1967 | int i; | |
1968 | ||
1969 | /* debugfs support is best effort */ | |
1970 | for (i = 0; i < nfiles; i++) | |
1971 | debugfs_create_file(files[i].name, files[i].mode, | |
1972 | adap->debugfs_root, | |
1973 | (void *)adap + files[i].data, | |
1974 | files[i].ops); | |
1975 | } | |
1976 | ||
1977 | int t4_setup_debugfs(struct adapter *adap) | |
1978 | { | |
1979 | int i; | |
1980 | u32 size; | |
49216c1c | 1981 | struct dentry *de; |
fd88b31a HS |
1982 | |
1983 | static struct t4_debugfs_entry t4_debugfs_files[] = { | |
f1ff24aa | 1984 | { "cim_la", &cim_la_fops, S_IRUSR, 0 }, |
74b3092c | 1985 | { "cim_qcfg", &cim_qcfg_fops, S_IRUSR, 0 }, |
b58b6676 | 1986 | { "clk", &clk_debugfs_fops, S_IRUSR, 0 }, |
49aa284f | 1987 | { "devlog", &devlog_fops, S_IRUSR, 0 }, |
bf7c781d HS |
1988 | { "mbox0", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 0 }, |
1989 | { "mbox1", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 1 }, | |
1990 | { "mbox2", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 2 }, | |
1991 | { "mbox3", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 3 }, | |
1992 | { "mbox4", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 4 }, | |
1993 | { "mbox5", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 5 }, | |
1994 | { "mbox6", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 6 }, | |
1995 | { "mbox7", &mbox_debugfs_fops, S_IRUSR | S_IWUSR, 7 }, | |
fd88b31a | 1996 | { "l2t", &t4_l2t_fops, S_IRUSR, 0}, |
ef82f662 | 1997 | { "mps_tcam", &mps_tcam_debugfs_fops, S_IRUSR, 0 }, |
688ea5fe HS |
1998 | { "rss", &rss_debugfs_fops, S_IRUSR, 0 }, |
1999 | { "rss_config", &rss_config_debugfs_fops, S_IRUSR, 0 }, | |
2000 | { "rss_key", &rss_key_debugfs_fops, S_IRUSR, 0 }, | |
2001 | { "rss_pf_config", &rss_pf_config_debugfs_fops, S_IRUSR, 0 }, | |
2002 | { "rss_vf_config", &rss_vf_config_debugfs_fops, S_IRUSR, 0 }, | |
dc9daab2 | 2003 | { "sge_qinfo", &sge_qinfo_debugfs_fops, S_IRUSR, 0 }, |
e5f0e43b HS |
2004 | { "ibq_tp0", &cim_ibq_fops, S_IRUSR, 0 }, |
2005 | { "ibq_tp1", &cim_ibq_fops, S_IRUSR, 1 }, | |
2006 | { "ibq_ulp", &cim_ibq_fops, S_IRUSR, 2 }, | |
2007 | { "ibq_sge0", &cim_ibq_fops, S_IRUSR, 3 }, | |
2008 | { "ibq_sge1", &cim_ibq_fops, S_IRUSR, 4 }, | |
2009 | { "ibq_ncsi", &cim_ibq_fops, S_IRUSR, 5 }, | |
c778af7d HS |
2010 | { "obq_ulp0", &cim_obq_fops, S_IRUSR, 0 }, |
2011 | { "obq_ulp1", &cim_obq_fops, S_IRUSR, 1 }, | |
2012 | { "obq_ulp2", &cim_obq_fops, S_IRUSR, 2 }, | |
2013 | { "obq_ulp3", &cim_obq_fops, S_IRUSR, 3 }, | |
2014 | { "obq_sge", &cim_obq_fops, S_IRUSR, 4 }, | |
2015 | { "obq_ncsi", &cim_obq_fops, S_IRUSR, 5 }, | |
2d277b3b | 2016 | { "tp_la", &tp_la_fops, S_IRUSR, 0 }, |
797ff0f5 | 2017 | { "ulprx_la", &ulprx_la_fops, S_IRUSR, 0 }, |
70a5f3bb | 2018 | { "sensors", &sensors_debugfs_fops, S_IRUSR, 0 }, |
b3bbe36a | 2019 | { "pm_stats", &pm_stats_debugfs_fops, S_IRUSR, 0 }, |
bad43792 | 2020 | { "cctrl", &cctrl_tbl_debugfs_fops, S_IRUSR, 0 }, |
b5a02f50 AB |
2021 | #if IS_ENABLED(CONFIG_IPV6) |
2022 | { "clip_tbl", &clip_tbl_debugfs_fops, S_IRUSR, 0 }, | |
2023 | #endif | |
fd88b31a HS |
2024 | }; |
2025 | ||
c778af7d HS |
2026 | /* Debug FS nodes common to all T5 and later adapters. |
2027 | */ | |
2028 | static struct t4_debugfs_entry t5_debugfs_files[] = { | |
2029 | { "obq_sge_rx_q0", &cim_obq_fops, S_IRUSR, 6 }, | |
2030 | { "obq_sge_rx_q1", &cim_obq_fops, S_IRUSR, 7 }, | |
2031 | }; | |
2032 | ||
fd88b31a HS |
2033 | add_debugfs_files(adap, |
2034 | t4_debugfs_files, | |
2035 | ARRAY_SIZE(t4_debugfs_files)); | |
c778af7d HS |
2036 | if (!is_t4(adap->params.chip)) |
2037 | add_debugfs_files(adap, | |
2038 | t5_debugfs_files, | |
2039 | ARRAY_SIZE(t5_debugfs_files)); | |
fd88b31a | 2040 | |
6559a7e8 HS |
2041 | i = t4_read_reg(adap, MA_TARGET_MEM_ENABLE_A); |
2042 | if (i & EDRAM0_ENABLE_F) { | |
2043 | size = t4_read_reg(adap, MA_EDRAM0_BAR_A); | |
2044 | add_debugfs_mem(adap, "edc0", MEM_EDC0, EDRAM0_SIZE_G(size)); | |
fd88b31a | 2045 | } |
6559a7e8 HS |
2046 | if (i & EDRAM1_ENABLE_F) { |
2047 | size = t4_read_reg(adap, MA_EDRAM1_BAR_A); | |
2048 | add_debugfs_mem(adap, "edc1", MEM_EDC1, EDRAM1_SIZE_G(size)); | |
fd88b31a HS |
2049 | } |
2050 | if (is_t4(adap->params.chip)) { | |
6559a7e8 HS |
2051 | size = t4_read_reg(adap, MA_EXT_MEMORY_BAR_A); |
2052 | if (i & EXT_MEM_ENABLE_F) | |
fd88b31a | 2053 | add_debugfs_mem(adap, "mc", MEM_MC, |
6559a7e8 | 2054 | EXT_MEM_SIZE_G(size)); |
fd88b31a | 2055 | } else { |
6559a7e8 HS |
2056 | if (i & EXT_MEM0_ENABLE_F) { |
2057 | size = t4_read_reg(adap, MA_EXT_MEMORY0_BAR_A); | |
fd88b31a | 2058 | add_debugfs_mem(adap, "mc0", MEM_MC0, |
6559a7e8 | 2059 | EXT_MEM0_SIZE_G(size)); |
fd88b31a | 2060 | } |
6559a7e8 HS |
2061 | if (i & EXT_MEM1_ENABLE_F) { |
2062 | size = t4_read_reg(adap, MA_EXT_MEMORY1_BAR_A); | |
fd88b31a | 2063 | add_debugfs_mem(adap, "mc1", MEM_MC1, |
6559a7e8 | 2064 | EXT_MEM1_SIZE_G(size)); |
fd88b31a HS |
2065 | } |
2066 | } | |
49216c1c HS |
2067 | |
2068 | de = debugfs_create_file("flash", S_IRUSR, adap->debugfs_root, adap, | |
2069 | &flash_debugfs_fops); | |
2070 | set_debugfs_file_size(de, adap->params.sf_size); | |
2071 | ||
fd88b31a HS |
2072 | return 0; |
2073 | } |