1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
3
4 #include <linux/kernel.h>
5 #include <linux/mutex.h>
6 #include <linux/netdevice.h>
7
8 #include "ionic.h"
9 #include "ionic_lif.h"
10 #include "ionic_stats.h"
11
12 static const struct ionic_stat_desc ionic_lif_stats_desc[] = {
13 IONIC_LIF_STAT_DESC(tx_packets),
14 IONIC_LIF_STAT_DESC(tx_bytes),
15 IONIC_LIF_STAT_DESC(rx_packets),
16 IONIC_LIF_STAT_DESC(rx_bytes),
17 IONIC_LIF_STAT_DESC(tx_tso),
18 IONIC_LIF_STAT_DESC(tx_tso_bytes),
19 IONIC_LIF_STAT_DESC(tx_csum_none),
20 IONIC_LIF_STAT_DESC(tx_csum),
21 IONIC_LIF_STAT_DESC(rx_csum_none),
22 IONIC_LIF_STAT_DESC(rx_csum_complete),
23 IONIC_LIF_STAT_DESC(rx_csum_error),
24 IONIC_LIF_STAT_DESC(hw_tx_dropped),
25 IONIC_LIF_STAT_DESC(hw_rx_dropped),
26 IONIC_LIF_STAT_DESC(hw_rx_over_errors),
27 IONIC_LIF_STAT_DESC(hw_rx_missed_errors),
28 IONIC_LIF_STAT_DESC(hw_tx_aborted_errors),
29 };
30
31 static const struct ionic_stat_desc ionic_port_stats_desc[] = {
32 IONIC_PORT_STAT_DESC(frames_rx_ok),
33 IONIC_PORT_STAT_DESC(frames_rx_all),
34 IONIC_PORT_STAT_DESC(frames_rx_bad_fcs),
35 IONIC_PORT_STAT_DESC(frames_rx_bad_all),
36 IONIC_PORT_STAT_DESC(octets_rx_ok),
37 IONIC_PORT_STAT_DESC(octets_rx_all),
38 IONIC_PORT_STAT_DESC(frames_rx_unicast),
39 IONIC_PORT_STAT_DESC(frames_rx_multicast),
40 IONIC_PORT_STAT_DESC(frames_rx_broadcast),
41 IONIC_PORT_STAT_DESC(frames_rx_pause),
42 IONIC_PORT_STAT_DESC(frames_rx_bad_length),
43 IONIC_PORT_STAT_DESC(frames_rx_undersized),
44 IONIC_PORT_STAT_DESC(frames_rx_oversized),
45 IONIC_PORT_STAT_DESC(frames_rx_fragments),
46 IONIC_PORT_STAT_DESC(frames_rx_jabber),
47 IONIC_PORT_STAT_DESC(frames_rx_pripause),
48 IONIC_PORT_STAT_DESC(frames_rx_stomped_crc),
49 IONIC_PORT_STAT_DESC(frames_rx_too_long),
50 IONIC_PORT_STAT_DESC(frames_rx_vlan_good),
51 IONIC_PORT_STAT_DESC(frames_rx_dropped),
52 IONIC_PORT_STAT_DESC(frames_rx_less_than_64b),
53 IONIC_PORT_STAT_DESC(frames_rx_64b),
54 IONIC_PORT_STAT_DESC(frames_rx_65b_127b),
55 IONIC_PORT_STAT_DESC(frames_rx_128b_255b),
56 IONIC_PORT_STAT_DESC(frames_rx_256b_511b),
57 IONIC_PORT_STAT_DESC(frames_rx_512b_1023b),
58 IONIC_PORT_STAT_DESC(frames_rx_1024b_1518b),
59 IONIC_PORT_STAT_DESC(frames_rx_1519b_2047b),
60 IONIC_PORT_STAT_DESC(frames_rx_2048b_4095b),
61 IONIC_PORT_STAT_DESC(frames_rx_4096b_8191b),
62 IONIC_PORT_STAT_DESC(frames_rx_8192b_9215b),
63 IONIC_PORT_STAT_DESC(frames_rx_other),
64 IONIC_PORT_STAT_DESC(frames_tx_ok),
65 IONIC_PORT_STAT_DESC(frames_tx_all),
66 IONIC_PORT_STAT_DESC(frames_tx_bad),
67 IONIC_PORT_STAT_DESC(octets_tx_ok),
68 IONIC_PORT_STAT_DESC(octets_tx_total),
69 IONIC_PORT_STAT_DESC(frames_tx_unicast),
70 IONIC_PORT_STAT_DESC(frames_tx_multicast),
71 IONIC_PORT_STAT_DESC(frames_tx_broadcast),
72 IONIC_PORT_STAT_DESC(frames_tx_pause),
73 IONIC_PORT_STAT_DESC(frames_tx_pripause),
74 IONIC_PORT_STAT_DESC(frames_tx_vlan),
75 IONIC_PORT_STAT_DESC(frames_tx_less_than_64b),
76 IONIC_PORT_STAT_DESC(frames_tx_64b),
77 IONIC_PORT_STAT_DESC(frames_tx_65b_127b),
78 IONIC_PORT_STAT_DESC(frames_tx_128b_255b),
79 IONIC_PORT_STAT_DESC(frames_tx_256b_511b),
80 IONIC_PORT_STAT_DESC(frames_tx_512b_1023b),
81 IONIC_PORT_STAT_DESC(frames_tx_1024b_1518b),
82 IONIC_PORT_STAT_DESC(frames_tx_1519b_2047b),
83 IONIC_PORT_STAT_DESC(frames_tx_2048b_4095b),
84 IONIC_PORT_STAT_DESC(frames_tx_4096b_8191b),
85 IONIC_PORT_STAT_DESC(frames_tx_8192b_9215b),
86 IONIC_PORT_STAT_DESC(frames_tx_other),
87 IONIC_PORT_STAT_DESC(frames_tx_pri_0),
88 IONIC_PORT_STAT_DESC(frames_tx_pri_1),
89 IONIC_PORT_STAT_DESC(frames_tx_pri_2),
90 IONIC_PORT_STAT_DESC(frames_tx_pri_3),
91 IONIC_PORT_STAT_DESC(frames_tx_pri_4),
92 IONIC_PORT_STAT_DESC(frames_tx_pri_5),
93 IONIC_PORT_STAT_DESC(frames_tx_pri_6),
94 IONIC_PORT_STAT_DESC(frames_tx_pri_7),
95 IONIC_PORT_STAT_DESC(frames_rx_pri_0),
96 IONIC_PORT_STAT_DESC(frames_rx_pri_1),
97 IONIC_PORT_STAT_DESC(frames_rx_pri_2),
98 IONIC_PORT_STAT_DESC(frames_rx_pri_3),
99 IONIC_PORT_STAT_DESC(frames_rx_pri_4),
100 IONIC_PORT_STAT_DESC(frames_rx_pri_5),
101 IONIC_PORT_STAT_DESC(frames_rx_pri_6),
102 IONIC_PORT_STAT_DESC(frames_rx_pri_7),
103 IONIC_PORT_STAT_DESC(tx_pripause_0_1us_count),
104 IONIC_PORT_STAT_DESC(tx_pripause_1_1us_count),
105 IONIC_PORT_STAT_DESC(tx_pripause_2_1us_count),
106 IONIC_PORT_STAT_DESC(tx_pripause_3_1us_count),
107 IONIC_PORT_STAT_DESC(tx_pripause_4_1us_count),
108 IONIC_PORT_STAT_DESC(tx_pripause_5_1us_count),
109 IONIC_PORT_STAT_DESC(tx_pripause_6_1us_count),
110 IONIC_PORT_STAT_DESC(tx_pripause_7_1us_count),
111 IONIC_PORT_STAT_DESC(rx_pripause_0_1us_count),
112 IONIC_PORT_STAT_DESC(rx_pripause_1_1us_count),
113 IONIC_PORT_STAT_DESC(rx_pripause_2_1us_count),
114 IONIC_PORT_STAT_DESC(rx_pripause_3_1us_count),
115 IONIC_PORT_STAT_DESC(rx_pripause_4_1us_count),
116 IONIC_PORT_STAT_DESC(rx_pripause_5_1us_count),
117 IONIC_PORT_STAT_DESC(rx_pripause_6_1us_count),
118 IONIC_PORT_STAT_DESC(rx_pripause_7_1us_count),
119 IONIC_PORT_STAT_DESC(rx_pause_1us_count),
120 IONIC_PORT_STAT_DESC(frames_tx_truncated),
121 };
122
123 static const struct ionic_stat_desc ionic_tx_stats_desc[] = {
124 IONIC_TX_STAT_DESC(pkts),
125 IONIC_TX_STAT_DESC(bytes),
126 IONIC_TX_STAT_DESC(clean),
127 IONIC_TX_STAT_DESC(dma_map_err),
128 IONIC_TX_STAT_DESC(linearize),
129 IONIC_TX_STAT_DESC(frags),
130 IONIC_TX_STAT_DESC(tso),
131 IONIC_TX_STAT_DESC(tso_bytes),
132 IONIC_TX_STAT_DESC(csum_none),
133 IONIC_TX_STAT_DESC(csum),
134 IONIC_TX_STAT_DESC(vlan_inserted),
135 };
136
137 static const struct ionic_stat_desc ionic_rx_stats_desc[] = {
138 IONIC_RX_STAT_DESC(pkts),
139 IONIC_RX_STAT_DESC(bytes),
140 IONIC_RX_STAT_DESC(dma_map_err),
141 IONIC_RX_STAT_DESC(alloc_err),
142 IONIC_RX_STAT_DESC(csum_none),
143 IONIC_RX_STAT_DESC(csum_complete),
144 IONIC_RX_STAT_DESC(csum_error),
145 IONIC_RX_STAT_DESC(dropped),
146 IONIC_RX_STAT_DESC(vlan_stripped),
147 };
148
149 static const struct ionic_stat_desc ionic_txq_stats_desc[] = {
150 IONIC_TX_Q_STAT_DESC(stop),
151 IONIC_TX_Q_STAT_DESC(wake),
152 IONIC_TX_Q_STAT_DESC(drop),
153 IONIC_TX_Q_STAT_DESC(dbell_count),
154 };
155
156 static const struct ionic_stat_desc ionic_dbg_cq_stats_desc[] = {
157 IONIC_CQ_STAT_DESC(compl_count),
158 };
159
160 static const struct ionic_stat_desc ionic_dbg_intr_stats_desc[] = {
161 IONIC_INTR_STAT_DESC(rearm_count),
162 };
163
164 static const struct ionic_stat_desc ionic_dbg_napi_stats_desc[] = {
165 IONIC_NAPI_STAT_DESC(poll_count),
166 };
167
168 #define IONIC_NUM_LIF_STATS ARRAY_SIZE(ionic_lif_stats_desc)
169 #define IONIC_NUM_PORT_STATS ARRAY_SIZE(ionic_port_stats_desc)
170 #define IONIC_NUM_TX_STATS ARRAY_SIZE(ionic_tx_stats_desc)
171 #define IONIC_NUM_RX_STATS ARRAY_SIZE(ionic_rx_stats_desc)
172 #define IONIC_NUM_TX_Q_STATS ARRAY_SIZE(ionic_txq_stats_desc)
173 #define IONIC_NUM_DBG_CQ_STATS ARRAY_SIZE(ionic_dbg_cq_stats_desc)
174 #define IONIC_NUM_DBG_INTR_STATS ARRAY_SIZE(ionic_dbg_intr_stats_desc)
175 #define IONIC_NUM_DBG_NAPI_STATS ARRAY_SIZE(ionic_dbg_napi_stats_desc)
176
177 #define MAX_Q(lif) ((lif)->netdev->real_num_tx_queues)
178
ionic_get_lif_stats(struct ionic_lif * lif,struct ionic_lif_sw_stats * stats)179 static void ionic_get_lif_stats(struct ionic_lif *lif,
180 struct ionic_lif_sw_stats *stats)
181 {
182 struct ionic_tx_stats *txstats;
183 struct ionic_rx_stats *rxstats;
184 struct rtnl_link_stats64 ns;
185 int q_num;
186
187 memset(stats, 0, sizeof(*stats));
188
189 for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
190 txstats = &lif->txqstats[q_num];
191 stats->tx_packets += txstats->pkts;
192 stats->tx_bytes += txstats->bytes;
193 stats->tx_tso += txstats->tso;
194 stats->tx_tso_bytes += txstats->tso_bytes;
195 stats->tx_csum_none += txstats->csum_none;
196 stats->tx_csum += txstats->csum;
197
198 rxstats = &lif->rxqstats[q_num];
199 stats->rx_packets += rxstats->pkts;
200 stats->rx_bytes += rxstats->bytes;
201 stats->rx_csum_none += rxstats->csum_none;
202 stats->rx_csum_complete += rxstats->csum_complete;
203 stats->rx_csum_error += rxstats->csum_error;
204 }
205
206 ionic_get_stats64(lif->netdev, &ns);
207 stats->hw_tx_dropped = ns.tx_dropped;
208 stats->hw_rx_dropped = ns.rx_dropped;
209 stats->hw_rx_over_errors = ns.rx_over_errors;
210 stats->hw_rx_missed_errors = ns.rx_missed_errors;
211 stats->hw_tx_aborted_errors = ns.tx_aborted_errors;
212 }
213
ionic_sw_stats_get_count(struct ionic_lif * lif)214 static u64 ionic_sw_stats_get_count(struct ionic_lif *lif)
215 {
216 u64 total = 0;
217
218 /* lif stats */
219 total += IONIC_NUM_LIF_STATS;
220
221 /* tx stats */
222 total += MAX_Q(lif) * IONIC_NUM_TX_STATS;
223
224 /* rx stats */
225 total += MAX_Q(lif) * IONIC_NUM_RX_STATS;
226
227 /* port stats */
228 total += IONIC_NUM_PORT_STATS;
229
230 if (test_bit(IONIC_LIF_F_UP, lif->state) &&
231 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
232 /* tx debug stats */
233 total += MAX_Q(lif) * (IONIC_NUM_DBG_CQ_STATS +
234 IONIC_NUM_TX_Q_STATS +
235 IONIC_NUM_DBG_INTR_STATS +
236 IONIC_MAX_NUM_SG_CNTR);
237
238 /* rx debug stats */
239 total += MAX_Q(lif) * (IONIC_NUM_DBG_CQ_STATS +
240 IONIC_NUM_DBG_INTR_STATS +
241 IONIC_NUM_DBG_NAPI_STATS +
242 IONIC_MAX_NUM_NAPI_CNTR);
243 }
244
245 return total;
246 }
247
ionic_sw_stats_get_strings(struct ionic_lif * lif,u8 ** buf)248 static void ionic_sw_stats_get_strings(struct ionic_lif *lif, u8 **buf)
249 {
250 int i, q_num;
251
252 for (i = 0; i < IONIC_NUM_LIF_STATS; i++) {
253 snprintf(*buf, ETH_GSTRING_LEN, ionic_lif_stats_desc[i].name);
254 *buf += ETH_GSTRING_LEN;
255 }
256
257 for (i = 0; i < IONIC_NUM_PORT_STATS; i++) {
258 snprintf(*buf, ETH_GSTRING_LEN,
259 ionic_port_stats_desc[i].name);
260 *buf += ETH_GSTRING_LEN;
261 }
262
263 for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
264 for (i = 0; i < IONIC_NUM_TX_STATS; i++) {
265 snprintf(*buf, ETH_GSTRING_LEN, "tx_%d_%s",
266 q_num, ionic_tx_stats_desc[i].name);
267 *buf += ETH_GSTRING_LEN;
268 }
269
270 if (test_bit(IONIC_LIF_F_UP, lif->state) &&
271 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
272 for (i = 0; i < IONIC_NUM_TX_Q_STATS; i++) {
273 snprintf(*buf, ETH_GSTRING_LEN,
274 "txq_%d_%s",
275 q_num,
276 ionic_txq_stats_desc[i].name);
277 *buf += ETH_GSTRING_LEN;
278 }
279 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
280 snprintf(*buf, ETH_GSTRING_LEN,
281 "txq_%d_cq_%s",
282 q_num,
283 ionic_dbg_cq_stats_desc[i].name);
284 *buf += ETH_GSTRING_LEN;
285 }
286 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
287 snprintf(*buf, ETH_GSTRING_LEN,
288 "txq_%d_intr_%s",
289 q_num,
290 ionic_dbg_intr_stats_desc[i].name);
291 *buf += ETH_GSTRING_LEN;
292 }
293 for (i = 0; i < IONIC_MAX_NUM_SG_CNTR; i++) {
294 snprintf(*buf, ETH_GSTRING_LEN,
295 "txq_%d_sg_cntr_%d",
296 q_num, i);
297 *buf += ETH_GSTRING_LEN;
298 }
299 }
300 }
301 for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
302 for (i = 0; i < IONIC_NUM_RX_STATS; i++) {
303 snprintf(*buf, ETH_GSTRING_LEN,
304 "rx_%d_%s",
305 q_num, ionic_rx_stats_desc[i].name);
306 *buf += ETH_GSTRING_LEN;
307 }
308
309 if (test_bit(IONIC_LIF_F_UP, lif->state) &&
310 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
311 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
312 snprintf(*buf, ETH_GSTRING_LEN,
313 "rxq_%d_cq_%s",
314 q_num,
315 ionic_dbg_cq_stats_desc[i].name);
316 *buf += ETH_GSTRING_LEN;
317 }
318 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
319 snprintf(*buf, ETH_GSTRING_LEN,
320 "rxq_%d_intr_%s",
321 q_num,
322 ionic_dbg_intr_stats_desc[i].name);
323 *buf += ETH_GSTRING_LEN;
324 }
325 for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) {
326 snprintf(*buf, ETH_GSTRING_LEN,
327 "rxq_%d_napi_%s",
328 q_num,
329 ionic_dbg_napi_stats_desc[i].name);
330 *buf += ETH_GSTRING_LEN;
331 }
332 for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) {
333 snprintf(*buf, ETH_GSTRING_LEN,
334 "rxq_%d_napi_work_done_%d",
335 q_num, i);
336 *buf += ETH_GSTRING_LEN;
337 }
338 }
339 }
340 }
341
ionic_sw_stats_get_values(struct ionic_lif * lif,u64 ** buf)342 static void ionic_sw_stats_get_values(struct ionic_lif *lif, u64 **buf)
343 {
344 struct ionic_port_stats *port_stats;
345 struct ionic_lif_sw_stats lif_stats;
346 struct ionic_qcq *txqcq, *rxqcq;
347 struct ionic_tx_stats *txstats;
348 struct ionic_rx_stats *rxstats;
349 int i, q_num;
350
351 ionic_get_lif_stats(lif, &lif_stats);
352
353 for (i = 0; i < IONIC_NUM_LIF_STATS; i++) {
354 **buf = IONIC_READ_STAT64(&lif_stats, &ionic_lif_stats_desc[i]);
355 (*buf)++;
356 }
357
358 port_stats = &lif->ionic->idev.port_info->stats;
359 for (i = 0; i < IONIC_NUM_PORT_STATS; i++) {
360 **buf = IONIC_READ_STAT_LE64(port_stats,
361 &ionic_port_stats_desc[i]);
362 (*buf)++;
363 }
364
365 for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
366 txstats = &lif->txqstats[q_num];
367
368 for (i = 0; i < IONIC_NUM_TX_STATS; i++) {
369 **buf = IONIC_READ_STAT64(txstats,
370 &ionic_tx_stats_desc[i]);
371 (*buf)++;
372 }
373
374 if (test_bit(IONIC_LIF_F_UP, lif->state) &&
375 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
376 txqcq = lif->txqcqs[q_num];
377 for (i = 0; i < IONIC_NUM_TX_Q_STATS; i++) {
378 **buf = IONIC_READ_STAT64(&txqcq->q,
379 &ionic_txq_stats_desc[i]);
380 (*buf)++;
381 }
382 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
383 **buf = IONIC_READ_STAT64(&txqcq->cq,
384 &ionic_dbg_cq_stats_desc[i]);
385 (*buf)++;
386 }
387 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
388 **buf = IONIC_READ_STAT64(&txqcq->intr,
389 &ionic_dbg_intr_stats_desc[i]);
390 (*buf)++;
391 }
392 for (i = 0; i < IONIC_MAX_NUM_SG_CNTR; i++) {
393 **buf = txstats->sg_cntr[i];
394 (*buf)++;
395 }
396 }
397 }
398
399 for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
400 rxstats = &lif->rxqstats[q_num];
401
402 for (i = 0; i < IONIC_NUM_RX_STATS; i++) {
403 **buf = IONIC_READ_STAT64(rxstats,
404 &ionic_rx_stats_desc[i]);
405 (*buf)++;
406 }
407
408 if (test_bit(IONIC_LIF_F_UP, lif->state) &&
409 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
410 rxqcq = lif->rxqcqs[q_num];
411 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
412 **buf = IONIC_READ_STAT64(&rxqcq->cq,
413 &ionic_dbg_cq_stats_desc[i]);
414 (*buf)++;
415 }
416 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
417 **buf = IONIC_READ_STAT64(&rxqcq->intr,
418 &ionic_dbg_intr_stats_desc[i]);
419 (*buf)++;
420 }
421 for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) {
422 **buf = IONIC_READ_STAT64(&rxqcq->napi_stats,
423 &ionic_dbg_napi_stats_desc[i]);
424 (*buf)++;
425 }
426 for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) {
427 **buf = rxqcq->napi_stats.work_done_cntr[i];
428 (*buf)++;
429 }
430 }
431 }
432 }
433
434 const struct ionic_stats_group_intf ionic_stats_groups[] = {
435 /* SW Stats group */
436 {
437 .get_strings = ionic_sw_stats_get_strings,
438 .get_values = ionic_sw_stats_get_values,
439 .get_count = ionic_sw_stats_get_count,
440 },
441 /* Add more stat groups here */
442 };
443
444 const int ionic_num_stats_grps = ARRAY_SIZE(ionic_stats_groups);
445