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1/*
2 * Copyright IBM Corp. 2007
3 * Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
4 * Frank Pavlic <fpavlic@de.ibm.com>,
5 * Thomas Spatzier <tspat@de.ibm.com>,
6 * Frank Blaschka <frank.blaschka@de.ibm.com>
7 */
8
9#define KMSG_COMPONENT "qeth"
10#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
11
12#include <linux/list.h>
13#include <linux/rwsem.h>
14#include <asm/ebcdic.h>
15
16#include "qeth_core.h"
17
18static ssize_t qeth_dev_state_show(struct device *dev,
19 struct device_attribute *attr, char *buf)
20{
21 struct qeth_card *card = dev_get_drvdata(dev);
22 if (!card)
23 return -EINVAL;
24
25 switch (card->state) {
26 case CARD_STATE_DOWN:
27 return sprintf(buf, "DOWN\n");
28 case CARD_STATE_HARDSETUP:
29 return sprintf(buf, "HARDSETUP\n");
30 case CARD_STATE_SOFTSETUP:
31 return sprintf(buf, "SOFTSETUP\n");
32 case CARD_STATE_UP:
33 if (card->lan_online)
34 return sprintf(buf, "UP (LAN ONLINE)\n");
35 else
36 return sprintf(buf, "UP (LAN OFFLINE)\n");
37 case CARD_STATE_RECOVER:
38 return sprintf(buf, "RECOVER\n");
39 default:
40 return sprintf(buf, "UNKNOWN\n");
41 }
42}
43
44static DEVICE_ATTR(state, 0444, qeth_dev_state_show, NULL);
45
46static ssize_t qeth_dev_chpid_show(struct device *dev,
47 struct device_attribute *attr, char *buf)
48{
49 struct qeth_card *card = dev_get_drvdata(dev);
50 if (!card)
51 return -EINVAL;
52
53 return sprintf(buf, "%02X\n", card->info.chpid);
54}
55
56static DEVICE_ATTR(chpid, 0444, qeth_dev_chpid_show, NULL);
57
58static ssize_t qeth_dev_if_name_show(struct device *dev,
59 struct device_attribute *attr, char *buf)
60{
61 struct qeth_card *card = dev_get_drvdata(dev);
62 if (!card)
63 return -EINVAL;
64 return sprintf(buf, "%s\n", QETH_CARD_IFNAME(card));
65}
66
67static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
68
69static ssize_t qeth_dev_card_type_show(struct device *dev,
70 struct device_attribute *attr, char *buf)
71{
72 struct qeth_card *card = dev_get_drvdata(dev);
73 if (!card)
74 return -EINVAL;
75
76 return sprintf(buf, "%s\n", qeth_get_cardname_short(card));
77}
78
79static DEVICE_ATTR(card_type, 0444, qeth_dev_card_type_show, NULL);
80
81static inline const char *qeth_get_bufsize_str(struct qeth_card *card)
82{
83 if (card->qdio.in_buf_size == 16384)
84 return "16k";
85 else if (card->qdio.in_buf_size == 24576)
86 return "24k";
87 else if (card->qdio.in_buf_size == 32768)
88 return "32k";
89 else if (card->qdio.in_buf_size == 40960)
90 return "40k";
91 else
92 return "64k";
93}
94
95static ssize_t qeth_dev_inbuf_size_show(struct device *dev,
96 struct device_attribute *attr, char *buf)
97{
98 struct qeth_card *card = dev_get_drvdata(dev);
99 if (!card)
100 return -EINVAL;
101
102 return sprintf(buf, "%s\n", qeth_get_bufsize_str(card));
103}
104
105static DEVICE_ATTR(inbuf_size, 0444, qeth_dev_inbuf_size_show, NULL);
106
107static ssize_t qeth_dev_portno_show(struct device *dev,
108 struct device_attribute *attr, char *buf)
109{
110 struct qeth_card *card = dev_get_drvdata(dev);
111 if (!card)
112 return -EINVAL;
113
114 return sprintf(buf, "%i\n", card->info.portno);
115}
116
117static ssize_t qeth_dev_portno_store(struct device *dev,
118 struct device_attribute *attr, const char *buf, size_t count)
119{
120 struct qeth_card *card = dev_get_drvdata(dev);
121 char *tmp;
122 unsigned int portno, limit;
123 int rc = 0;
124
125 if (!card)
126 return -EINVAL;
127
128 mutex_lock(&card->conf_mutex);
129 if ((card->state != CARD_STATE_DOWN) &&
130 (card->state != CARD_STATE_RECOVER)) {
131 rc = -EPERM;
132 goto out;
133 }
134
135 portno = simple_strtoul(buf, &tmp, 16);
136 if (portno > QETH_MAX_PORTNO) {
137 rc = -EINVAL;
138 goto out;
139 }
140 limit = (card->ssqd.pcnt ? card->ssqd.pcnt - 1 : card->ssqd.pcnt);
141 if (portno > limit) {
142 rc = -EINVAL;
143 goto out;
144 }
145 card->info.portno = portno;
146out:
147 mutex_unlock(&card->conf_mutex);
148 return rc ? rc : count;
149}
150
151static DEVICE_ATTR(portno, 0644, qeth_dev_portno_show, qeth_dev_portno_store);
152
153static ssize_t qeth_dev_portname_show(struct device *dev,
154 struct device_attribute *attr, char *buf)
155{
156 struct qeth_card *card = dev_get_drvdata(dev);
157 char portname[9] = {0, };
158
159 if (!card)
160 return -EINVAL;
161
162 if (card->info.portname_required) {
163 memcpy(portname, card->info.portname + 1, 8);
164 EBCASC(portname, 8);
165 return sprintf(buf, "%s\n", portname);
166 } else
167 return sprintf(buf, "no portname required\n");
168}
169
170static ssize_t qeth_dev_portname_store(struct device *dev,
171 struct device_attribute *attr, const char *buf, size_t count)
172{
173 struct qeth_card *card = dev_get_drvdata(dev);
174 char *tmp;
175 int i, rc = 0;
176
177 if (!card)
178 return -EINVAL;
179
180 mutex_lock(&card->conf_mutex);
181 if ((card->state != CARD_STATE_DOWN) &&
182 (card->state != CARD_STATE_RECOVER)) {
183 rc = -EPERM;
184 goto out;
185 }
186
187 tmp = strsep((char **) &buf, "\n");
188 if ((strlen(tmp) > 8) || (strlen(tmp) == 0)) {
189 rc = -EINVAL;
190 goto out;
191 }
192
193 card->info.portname[0] = strlen(tmp);
194 /* for beauty reasons */
195 for (i = 1; i < 9; i++)
196 card->info.portname[i] = ' ';
197 strcpy(card->info.portname + 1, tmp);
198 ASCEBC(card->info.portname + 1, 8);
199out:
200 mutex_unlock(&card->conf_mutex);
201 return rc ? rc : count;
202}
203
204static DEVICE_ATTR(portname, 0644, qeth_dev_portname_show,
205 qeth_dev_portname_store);
206
207static ssize_t qeth_dev_prioqing_show(struct device *dev,
208 struct device_attribute *attr, char *buf)
209{
210 struct qeth_card *card = dev_get_drvdata(dev);
211
212 if (!card)
213 return -EINVAL;
214
215 switch (card->qdio.do_prio_queueing) {
216 case QETH_PRIO_Q_ING_PREC:
217 return sprintf(buf, "%s\n", "by precedence");
218 case QETH_PRIO_Q_ING_TOS:
219 return sprintf(buf, "%s\n", "by type of service");
220 default:
221 return sprintf(buf, "always queue %i\n",
222 card->qdio.default_out_queue);
223 }
224}
225
226static ssize_t qeth_dev_prioqing_store(struct device *dev,
227 struct device_attribute *attr, const char *buf, size_t count)
228{
229 struct qeth_card *card = dev_get_drvdata(dev);
230 char *tmp;
231 int rc = 0;
232
233 if (!card)
234 return -EINVAL;
235
236 mutex_lock(&card->conf_mutex);
237 if ((card->state != CARD_STATE_DOWN) &&
238 (card->state != CARD_STATE_RECOVER)) {
239 rc = -EPERM;
240 goto out;
241 }
242
243 /* check if 1920 devices are supported ,
244 * if though we have to permit priority queueing
245 */
246 if (card->qdio.no_out_queues == 1) {
247 card->qdio.do_prio_queueing = QETH_PRIOQ_DEFAULT;
248 rc = -EPERM;
249 goto out;
250 }
251
252 tmp = strsep((char **) &buf, "\n");
253 if (!strcmp(tmp, "prio_queueing_prec"))
254 card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_PREC;
255 else if (!strcmp(tmp, "prio_queueing_tos"))
256 card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS;
257 else if (!strcmp(tmp, "no_prio_queueing:0")) {
258 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
259 card->qdio.default_out_queue = 0;
260 } else if (!strcmp(tmp, "no_prio_queueing:1")) {
261 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
262 card->qdio.default_out_queue = 1;
263 } else if (!strcmp(tmp, "no_prio_queueing:2")) {
264 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
265 card->qdio.default_out_queue = 2;
266 } else if (!strcmp(tmp, "no_prio_queueing:3")) {
267 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
268 card->qdio.default_out_queue = 3;
269 } else if (!strcmp(tmp, "no_prio_queueing")) {
270 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
271 card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
272 } else
273 rc = -EINVAL;
274out:
275 mutex_unlock(&card->conf_mutex);
276 return rc ? rc : count;
277}
278
279static DEVICE_ATTR(priority_queueing, 0644, qeth_dev_prioqing_show,
280 qeth_dev_prioqing_store);
281
282static ssize_t qeth_dev_bufcnt_show(struct device *dev,
283 struct device_attribute *attr, char *buf)
284{
285 struct qeth_card *card = dev_get_drvdata(dev);
286
287 if (!card)
288 return -EINVAL;
289
290 return sprintf(buf, "%i\n", card->qdio.in_buf_pool.buf_count);
291}
292
293static ssize_t qeth_dev_bufcnt_store(struct device *dev,
294 struct device_attribute *attr, const char *buf, size_t count)
295{
296 struct qeth_card *card = dev_get_drvdata(dev);
297 char *tmp;
298 int cnt, old_cnt;
299 int rc = 0;
300
301 if (!card)
302 return -EINVAL;
303
304 mutex_lock(&card->conf_mutex);
305 if ((card->state != CARD_STATE_DOWN) &&
306 (card->state != CARD_STATE_RECOVER)) {
307 rc = -EPERM;
308 goto out;
309 }
310
311 old_cnt = card->qdio.in_buf_pool.buf_count;
312 cnt = simple_strtoul(buf, &tmp, 10);
313 cnt = (cnt < QETH_IN_BUF_COUNT_MIN) ? QETH_IN_BUF_COUNT_MIN :
314 ((cnt > QETH_IN_BUF_COUNT_MAX) ? QETH_IN_BUF_COUNT_MAX : cnt);
315 if (old_cnt != cnt) {
316 rc = qeth_realloc_buffer_pool(card, cnt);
317 }
318out:
319 mutex_unlock(&card->conf_mutex);
320 return rc ? rc : count;
321}
322
323static DEVICE_ATTR(buffer_count, 0644, qeth_dev_bufcnt_show,
324 qeth_dev_bufcnt_store);
325
326static ssize_t qeth_dev_recover_store(struct device *dev,
327 struct device_attribute *attr, const char *buf, size_t count)
328{
329 struct qeth_card *card = dev_get_drvdata(dev);
330 char *tmp;
331 int i;
332
333 if (!card)
334 return -EINVAL;
335
336 if (card->state != CARD_STATE_UP)
337 return -EPERM;
338
339 i = simple_strtoul(buf, &tmp, 16);
340 if (i == 1)
341 qeth_schedule_recovery(card);
342
343 return count;
344}
345
346static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
347
348static ssize_t qeth_dev_performance_stats_show(struct device *dev,
349 struct device_attribute *attr, char *buf)
350{
351 struct qeth_card *card = dev_get_drvdata(dev);
352
353 if (!card)
354 return -EINVAL;
355
356 return sprintf(buf, "%i\n", card->options.performance_stats ? 1:0);
357}
358
359static ssize_t qeth_dev_performance_stats_store(struct device *dev,
360 struct device_attribute *attr, const char *buf, size_t count)
361{
362 struct qeth_card *card = dev_get_drvdata(dev);
363 char *tmp;
364 int i, rc = 0;
365
366 if (!card)
367 return -EINVAL;
368
369 mutex_lock(&card->conf_mutex);
370 i = simple_strtoul(buf, &tmp, 16);
371 if ((i == 0) || (i == 1)) {
372 if (i == card->options.performance_stats)
373 goto out;
374 card->options.performance_stats = i;
375 if (i == 0)
376 memset(&card->perf_stats, 0,
377 sizeof(struct qeth_perf_stats));
378 card->perf_stats.initial_rx_packets = card->stats.rx_packets;
379 card->perf_stats.initial_tx_packets = card->stats.tx_packets;
380 } else
381 rc = -EINVAL;
382out:
383 mutex_unlock(&card->conf_mutex);
384 return rc ? rc : count;
385}
386
387static DEVICE_ATTR(performance_stats, 0644, qeth_dev_performance_stats_show,
388 qeth_dev_performance_stats_store);
389
390static ssize_t qeth_dev_layer2_show(struct device *dev,
391 struct device_attribute *attr, char *buf)
392{
393 struct qeth_card *card = dev_get_drvdata(dev);
394
395 if (!card)
396 return -EINVAL;
397
398 return sprintf(buf, "%i\n", card->options.layer2);
399}
400
401static ssize_t qeth_dev_layer2_store(struct device *dev,
402 struct device_attribute *attr, const char *buf, size_t count)
403{
404 struct qeth_card *card = dev_get_drvdata(dev);
405 char *tmp;
406 int i, rc = 0;
407 enum qeth_discipline_id newdis;
408
409 if (!card)
410 return -EINVAL;
411
412 mutex_lock(&card->discipline_mutex);
413 if (card->state != CARD_STATE_DOWN) {
414 rc = -EPERM;
415 goto out;
416 }
417
418 i = simple_strtoul(buf, &tmp, 16);
419 switch (i) {
420 case 0:
421 newdis = QETH_DISCIPLINE_LAYER3;
422 break;
423 case 1:
424 newdis = QETH_DISCIPLINE_LAYER2;
425 break;
426 default:
427 rc = -EINVAL;
428 goto out;
429 }
430
431 if (card->options.layer2 == newdis)
432 goto out;
433 else {
434 card->info.mac_bits = 0;
435 if (card->discipline) {
436 card->discipline->remove(card->gdev);
437 qeth_core_free_discipline(card);
438 }
439 }
440
441 rc = qeth_core_load_discipline(card, newdis);
442 if (rc)
443 goto out;
444
445 rc = card->discipline->setup(card->gdev);
446out:
447 mutex_unlock(&card->discipline_mutex);
448 return rc ? rc : count;
449}
450
451static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
452 qeth_dev_layer2_store);
453
454#define ATTR_QETH_ISOLATION_NONE ("none")
455#define ATTR_QETH_ISOLATION_FWD ("forward")
456#define ATTR_QETH_ISOLATION_DROP ("drop")
457
458static ssize_t qeth_dev_isolation_show(struct device *dev,
459 struct device_attribute *attr, char *buf)
460{
461 struct qeth_card *card = dev_get_drvdata(dev);
462
463 if (!card)
464 return -EINVAL;
465
466 switch (card->options.isolation) {
467 case ISOLATION_MODE_NONE:
468 return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_NONE);
469 case ISOLATION_MODE_FWD:
470 return snprintf(buf, 9, "%s\n", ATTR_QETH_ISOLATION_FWD);
471 case ISOLATION_MODE_DROP:
472 return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_DROP);
473 default:
474 return snprintf(buf, 5, "%s\n", "N/A");
475 }
476}
477
478static ssize_t qeth_dev_isolation_store(struct device *dev,
479 struct device_attribute *attr, const char *buf, size_t count)
480{
481 struct qeth_card *card = dev_get_drvdata(dev);
482 enum qeth_ipa_isolation_modes isolation;
483 int rc = 0;
484 char *tmp, *curtoken;
485 curtoken = (char *) buf;
486
487 if (!card)
488 return -EINVAL;
489
490 mutex_lock(&card->conf_mutex);
491 /* check for unknown, too, in case we do not yet know who we are */
492 if (card->info.type != QETH_CARD_TYPE_OSD &&
493 card->info.type != QETH_CARD_TYPE_OSX &&
494 card->info.type != QETH_CARD_TYPE_UNKNOWN) {
495 rc = -EOPNOTSUPP;
496 dev_err(&card->gdev->dev, "Adapter does not "
497 "support QDIO data connection isolation\n");
498 goto out;
499 }
500
501 /* parse input into isolation mode */
502 tmp = strsep(&curtoken, "\n");
503 if (!strcmp(tmp, ATTR_QETH_ISOLATION_NONE)) {
504 isolation = ISOLATION_MODE_NONE;
505 } else if (!strcmp(tmp, ATTR_QETH_ISOLATION_FWD)) {
506 isolation = ISOLATION_MODE_FWD;
507 } else if (!strcmp(tmp, ATTR_QETH_ISOLATION_DROP)) {
508 isolation = ISOLATION_MODE_DROP;
509 } else {
510 rc = -EINVAL;
511 goto out;
512 }
513 rc = count;
514
515 /* defer IP assist if device is offline (until discipline->set_online)*/
516 card->options.prev_isolation = card->options.isolation;
517 card->options.isolation = isolation;
518 if (card->state == CARD_STATE_SOFTSETUP ||
519 card->state == CARD_STATE_UP) {
520 int ipa_rc = qeth_set_access_ctrl_online(card, 1);
521 if (ipa_rc != 0)
522 rc = ipa_rc;
523 }
524out:
525 mutex_unlock(&card->conf_mutex);
526 return rc;
527}
528
529static DEVICE_ATTR(isolation, 0644, qeth_dev_isolation_show,
530 qeth_dev_isolation_store);
531
532static ssize_t qeth_hw_trap_show(struct device *dev,
533 struct device_attribute *attr, char *buf)
534{
535 struct qeth_card *card = dev_get_drvdata(dev);
536
537 if (!card)
538 return -EINVAL;
539 if (card->info.hwtrap)
540 return snprintf(buf, 5, "arm\n");
541 else
542 return snprintf(buf, 8, "disarm\n");
543}
544
545static ssize_t qeth_hw_trap_store(struct device *dev,
546 struct device_attribute *attr, const char *buf, size_t count)
547{
548 struct qeth_card *card = dev_get_drvdata(dev);
549 int rc = 0;
550 char *tmp, *curtoken;
551 int state = 0;
552 curtoken = (char *)buf;
553
554 if (!card)
555 return -EINVAL;
556
557 mutex_lock(&card->conf_mutex);
558 if (card->state == CARD_STATE_SOFTSETUP || card->state == CARD_STATE_UP)
559 state = 1;
560 tmp = strsep(&curtoken, "\n");
561
562 if (!strcmp(tmp, "arm") && !card->info.hwtrap) {
563 if (state) {
564 if (qeth_is_diagass_supported(card,
565 QETH_DIAGS_CMD_TRAP)) {
566 rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_ARM);
567 if (!rc)
568 card->info.hwtrap = 1;
569 } else
570 rc = -EINVAL;
571 } else
572 card->info.hwtrap = 1;
573 } else if (!strcmp(tmp, "disarm") && card->info.hwtrap) {
574 if (state) {
575 rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
576 if (!rc)
577 card->info.hwtrap = 0;
578 } else
579 card->info.hwtrap = 0;
580 } else if (!strcmp(tmp, "trap") && state && card->info.hwtrap)
581 rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_CAPTURE);
582 else
583 rc = -EINVAL;
584
585 mutex_unlock(&card->conf_mutex);
586 return rc ? rc : count;
587}
588
589static DEVICE_ATTR(hw_trap, 0644, qeth_hw_trap_show,
590 qeth_hw_trap_store);
591
592static ssize_t qeth_dev_blkt_show(char *buf, struct qeth_card *card, int value)
593{
594
595 if (!card)
596 return -EINVAL;
597
598 return sprintf(buf, "%i\n", value);
599}
600
601static ssize_t qeth_dev_blkt_store(struct qeth_card *card,
602 const char *buf, size_t count, int *value, int max_value)
603{
604 char *tmp;
605 int i, rc = 0;
606
607 if (!card)
608 return -EINVAL;
609
610 mutex_lock(&card->conf_mutex);
611 if ((card->state != CARD_STATE_DOWN) &&
612 (card->state != CARD_STATE_RECOVER)) {
613 rc = -EPERM;
614 goto out;
615 }
616 i = simple_strtoul(buf, &tmp, 10);
617 if (i <= max_value)
618 *value = i;
619 else
620 rc = -EINVAL;
621out:
622 mutex_unlock(&card->conf_mutex);
623 return rc ? rc : count;
624}
625
626static ssize_t qeth_dev_blkt_total_show(struct device *dev,
627 struct device_attribute *attr, char *buf)
628{
629 struct qeth_card *card = dev_get_drvdata(dev);
630
631 return qeth_dev_blkt_show(buf, card, card->info.blkt.time_total);
632}
633
634static ssize_t qeth_dev_blkt_total_store(struct device *dev,
635 struct device_attribute *attr, const char *buf, size_t count)
636{
637 struct qeth_card *card = dev_get_drvdata(dev);
638
639 return qeth_dev_blkt_store(card, buf, count,
640 &card->info.blkt.time_total, 5000);
641}
642
643
644
645static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
646 qeth_dev_blkt_total_store);
647
648static ssize_t qeth_dev_blkt_inter_show(struct device *dev,
649 struct device_attribute *attr, char *buf)
650{
651 struct qeth_card *card = dev_get_drvdata(dev);
652
653 return qeth_dev_blkt_show(buf, card, card->info.blkt.inter_packet);
654}
655
656static ssize_t qeth_dev_blkt_inter_store(struct device *dev,
657 struct device_attribute *attr, const char *buf, size_t count)
658{
659 struct qeth_card *card = dev_get_drvdata(dev);
660
661 return qeth_dev_blkt_store(card, buf, count,
662 &card->info.blkt.inter_packet, 1000);
663}
664
665static DEVICE_ATTR(inter, 0644, qeth_dev_blkt_inter_show,
666 qeth_dev_blkt_inter_store);
667
668static ssize_t qeth_dev_blkt_inter_jumbo_show(struct device *dev,
669 struct device_attribute *attr, char *buf)
670{
671 struct qeth_card *card = dev_get_drvdata(dev);
672
673 return qeth_dev_blkt_show(buf, card,
674 card->info.blkt.inter_packet_jumbo);
675}
676
677static ssize_t qeth_dev_blkt_inter_jumbo_store(struct device *dev,
678 struct device_attribute *attr, const char *buf, size_t count)
679{
680 struct qeth_card *card = dev_get_drvdata(dev);
681
682 return qeth_dev_blkt_store(card, buf, count,
683 &card->info.blkt.inter_packet_jumbo, 1000);
684}
685
686static DEVICE_ATTR(inter_jumbo, 0644, qeth_dev_blkt_inter_jumbo_show,
687 qeth_dev_blkt_inter_jumbo_store);
688
689static struct attribute *qeth_blkt_device_attrs[] = {
690 &dev_attr_total.attr,
691 &dev_attr_inter.attr,
692 &dev_attr_inter_jumbo.attr,
693 NULL,
694};
695static struct attribute_group qeth_device_blkt_group = {
696 .name = "blkt",
697 .attrs = qeth_blkt_device_attrs,
698};
699
700static struct attribute *qeth_device_attrs[] = {
701 &dev_attr_state.attr,
702 &dev_attr_chpid.attr,
703 &dev_attr_if_name.attr,
704 &dev_attr_card_type.attr,
705 &dev_attr_inbuf_size.attr,
706 &dev_attr_portno.attr,
707 &dev_attr_portname.attr,
708 &dev_attr_priority_queueing.attr,
709 &dev_attr_buffer_count.attr,
710 &dev_attr_recover.attr,
711 &dev_attr_performance_stats.attr,
712 &dev_attr_layer2.attr,
713 &dev_attr_isolation.attr,
714 &dev_attr_hw_trap.attr,
715 NULL,
716};
717static struct attribute_group qeth_device_attr_group = {
718 .attrs = qeth_device_attrs,
719};
720
721const struct attribute_group *qeth_generic_attr_groups[] = {
722 &qeth_device_attr_group,
723 &qeth_device_blkt_group,
724 NULL,
725};
726
727static struct attribute *qeth_osn_device_attrs[] = {
728 &dev_attr_state.attr,
729 &dev_attr_chpid.attr,
730 &dev_attr_if_name.attr,
731 &dev_attr_card_type.attr,
732 &dev_attr_buffer_count.attr,
733 &dev_attr_recover.attr,
734 NULL,
735};
736static struct attribute_group qeth_osn_device_attr_group = {
737 .attrs = qeth_osn_device_attrs,
738};
739const struct attribute_group *qeth_osn_attr_groups[] = {
740 &qeth_osn_device_attr_group,
741 NULL,
742};
1/*
2 * drivers/s390/net/qeth_core_sys.c
3 *
4 * Copyright IBM Corp. 2007
5 * Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
6 * Frank Pavlic <fpavlic@de.ibm.com>,
7 * Thomas Spatzier <tspat@de.ibm.com>,
8 * Frank Blaschka <frank.blaschka@de.ibm.com>
9 */
10
11#define KMSG_COMPONENT "qeth"
12#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
13
14#include <linux/list.h>
15#include <linux/rwsem.h>
16#include <asm/ebcdic.h>
17
18#include "qeth_core.h"
19
20static ssize_t qeth_dev_state_show(struct device *dev,
21 struct device_attribute *attr, char *buf)
22{
23 struct qeth_card *card = dev_get_drvdata(dev);
24 if (!card)
25 return -EINVAL;
26
27 switch (card->state) {
28 case CARD_STATE_DOWN:
29 return sprintf(buf, "DOWN\n");
30 case CARD_STATE_HARDSETUP:
31 return sprintf(buf, "HARDSETUP\n");
32 case CARD_STATE_SOFTSETUP:
33 return sprintf(buf, "SOFTSETUP\n");
34 case CARD_STATE_UP:
35 if (card->lan_online)
36 return sprintf(buf, "UP (LAN ONLINE)\n");
37 else
38 return sprintf(buf, "UP (LAN OFFLINE)\n");
39 case CARD_STATE_RECOVER:
40 return sprintf(buf, "RECOVER\n");
41 default:
42 return sprintf(buf, "UNKNOWN\n");
43 }
44}
45
46static DEVICE_ATTR(state, 0444, qeth_dev_state_show, NULL);
47
48static ssize_t qeth_dev_chpid_show(struct device *dev,
49 struct device_attribute *attr, char *buf)
50{
51 struct qeth_card *card = dev_get_drvdata(dev);
52 if (!card)
53 return -EINVAL;
54
55 return sprintf(buf, "%02X\n", card->info.chpid);
56}
57
58static DEVICE_ATTR(chpid, 0444, qeth_dev_chpid_show, NULL);
59
60static ssize_t qeth_dev_if_name_show(struct device *dev,
61 struct device_attribute *attr, char *buf)
62{
63 struct qeth_card *card = dev_get_drvdata(dev);
64 if (!card)
65 return -EINVAL;
66 return sprintf(buf, "%s\n", QETH_CARD_IFNAME(card));
67}
68
69static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
70
71static ssize_t qeth_dev_card_type_show(struct device *dev,
72 struct device_attribute *attr, char *buf)
73{
74 struct qeth_card *card = dev_get_drvdata(dev);
75 if (!card)
76 return -EINVAL;
77
78 return sprintf(buf, "%s\n", qeth_get_cardname_short(card));
79}
80
81static DEVICE_ATTR(card_type, 0444, qeth_dev_card_type_show, NULL);
82
83static inline const char *qeth_get_bufsize_str(struct qeth_card *card)
84{
85 if (card->qdio.in_buf_size == 16384)
86 return "16k";
87 else if (card->qdio.in_buf_size == 24576)
88 return "24k";
89 else if (card->qdio.in_buf_size == 32768)
90 return "32k";
91 else if (card->qdio.in_buf_size == 40960)
92 return "40k";
93 else
94 return "64k";
95}
96
97static ssize_t qeth_dev_inbuf_size_show(struct device *dev,
98 struct device_attribute *attr, char *buf)
99{
100 struct qeth_card *card = dev_get_drvdata(dev);
101 if (!card)
102 return -EINVAL;
103
104 return sprintf(buf, "%s\n", qeth_get_bufsize_str(card));
105}
106
107static DEVICE_ATTR(inbuf_size, 0444, qeth_dev_inbuf_size_show, NULL);
108
109static ssize_t qeth_dev_portno_show(struct device *dev,
110 struct device_attribute *attr, char *buf)
111{
112 struct qeth_card *card = dev_get_drvdata(dev);
113 if (!card)
114 return -EINVAL;
115
116 return sprintf(buf, "%i\n", card->info.portno);
117}
118
119static ssize_t qeth_dev_portno_store(struct device *dev,
120 struct device_attribute *attr, const char *buf, size_t count)
121{
122 struct qeth_card *card = dev_get_drvdata(dev);
123 char *tmp;
124 unsigned int portno, limit;
125 int rc = 0;
126
127 if (!card)
128 return -EINVAL;
129
130 mutex_lock(&card->conf_mutex);
131 if ((card->state != CARD_STATE_DOWN) &&
132 (card->state != CARD_STATE_RECOVER)) {
133 rc = -EPERM;
134 goto out;
135 }
136
137 portno = simple_strtoul(buf, &tmp, 16);
138 if (portno > QETH_MAX_PORTNO) {
139 rc = -EINVAL;
140 goto out;
141 }
142 limit = (card->ssqd.pcnt ? card->ssqd.pcnt - 1 : card->ssqd.pcnt);
143 if (portno > limit) {
144 rc = -EINVAL;
145 goto out;
146 }
147 card->info.portno = portno;
148out:
149 mutex_unlock(&card->conf_mutex);
150 return rc ? rc : count;
151}
152
153static DEVICE_ATTR(portno, 0644, qeth_dev_portno_show, qeth_dev_portno_store);
154
155static ssize_t qeth_dev_portname_show(struct device *dev,
156 struct device_attribute *attr, char *buf)
157{
158 struct qeth_card *card = dev_get_drvdata(dev);
159 char portname[9] = {0, };
160
161 if (!card)
162 return -EINVAL;
163
164 if (card->info.portname_required) {
165 memcpy(portname, card->info.portname + 1, 8);
166 EBCASC(portname, 8);
167 return sprintf(buf, "%s\n", portname);
168 } else
169 return sprintf(buf, "no portname required\n");
170}
171
172static ssize_t qeth_dev_portname_store(struct device *dev,
173 struct device_attribute *attr, const char *buf, size_t count)
174{
175 struct qeth_card *card = dev_get_drvdata(dev);
176 char *tmp;
177 int i, rc = 0;
178
179 if (!card)
180 return -EINVAL;
181
182 mutex_lock(&card->conf_mutex);
183 if ((card->state != CARD_STATE_DOWN) &&
184 (card->state != CARD_STATE_RECOVER)) {
185 rc = -EPERM;
186 goto out;
187 }
188
189 tmp = strsep((char **) &buf, "\n");
190 if ((strlen(tmp) > 8) || (strlen(tmp) == 0)) {
191 rc = -EINVAL;
192 goto out;
193 }
194
195 card->info.portname[0] = strlen(tmp);
196 /* for beauty reasons */
197 for (i = 1; i < 9; i++)
198 card->info.portname[i] = ' ';
199 strcpy(card->info.portname + 1, tmp);
200 ASCEBC(card->info.portname + 1, 8);
201out:
202 mutex_unlock(&card->conf_mutex);
203 return rc ? rc : count;
204}
205
206static DEVICE_ATTR(portname, 0644, qeth_dev_portname_show,
207 qeth_dev_portname_store);
208
209static ssize_t qeth_dev_prioqing_show(struct device *dev,
210 struct device_attribute *attr, char *buf)
211{
212 struct qeth_card *card = dev_get_drvdata(dev);
213
214 if (!card)
215 return -EINVAL;
216
217 switch (card->qdio.do_prio_queueing) {
218 case QETH_PRIO_Q_ING_PREC:
219 return sprintf(buf, "%s\n", "by precedence");
220 case QETH_PRIO_Q_ING_TOS:
221 return sprintf(buf, "%s\n", "by type of service");
222 default:
223 return sprintf(buf, "always queue %i\n",
224 card->qdio.default_out_queue);
225 }
226}
227
228static ssize_t qeth_dev_prioqing_store(struct device *dev,
229 struct device_attribute *attr, const char *buf, size_t count)
230{
231 struct qeth_card *card = dev_get_drvdata(dev);
232 char *tmp;
233 int rc = 0;
234
235 if (!card)
236 return -EINVAL;
237
238 mutex_lock(&card->conf_mutex);
239 if ((card->state != CARD_STATE_DOWN) &&
240 (card->state != CARD_STATE_RECOVER)) {
241 rc = -EPERM;
242 goto out;
243 }
244
245 /* check if 1920 devices are supported ,
246 * if though we have to permit priority queueing
247 */
248 if (card->qdio.no_out_queues == 1) {
249 card->qdio.do_prio_queueing = QETH_PRIOQ_DEFAULT;
250 rc = -EPERM;
251 goto out;
252 }
253
254 tmp = strsep((char **) &buf, "\n");
255 if (!strcmp(tmp, "prio_queueing_prec"))
256 card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_PREC;
257 else if (!strcmp(tmp, "prio_queueing_tos"))
258 card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS;
259 else if (!strcmp(tmp, "no_prio_queueing:0")) {
260 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
261 card->qdio.default_out_queue = 0;
262 } else if (!strcmp(tmp, "no_prio_queueing:1")) {
263 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
264 card->qdio.default_out_queue = 1;
265 } else if (!strcmp(tmp, "no_prio_queueing:2")) {
266 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
267 card->qdio.default_out_queue = 2;
268 } else if (!strcmp(tmp, "no_prio_queueing:3")) {
269 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
270 card->qdio.default_out_queue = 3;
271 } else if (!strcmp(tmp, "no_prio_queueing")) {
272 card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
273 card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
274 } else
275 rc = -EINVAL;
276out:
277 mutex_unlock(&card->conf_mutex);
278 return rc ? rc : count;
279}
280
281static DEVICE_ATTR(priority_queueing, 0644, qeth_dev_prioqing_show,
282 qeth_dev_prioqing_store);
283
284static ssize_t qeth_dev_bufcnt_show(struct device *dev,
285 struct device_attribute *attr, char *buf)
286{
287 struct qeth_card *card = dev_get_drvdata(dev);
288
289 if (!card)
290 return -EINVAL;
291
292 return sprintf(buf, "%i\n", card->qdio.in_buf_pool.buf_count);
293}
294
295static ssize_t qeth_dev_bufcnt_store(struct device *dev,
296 struct device_attribute *attr, const char *buf, size_t count)
297{
298 struct qeth_card *card = dev_get_drvdata(dev);
299 char *tmp;
300 int cnt, old_cnt;
301 int rc = 0;
302
303 if (!card)
304 return -EINVAL;
305
306 mutex_lock(&card->conf_mutex);
307 if ((card->state != CARD_STATE_DOWN) &&
308 (card->state != CARD_STATE_RECOVER)) {
309 rc = -EPERM;
310 goto out;
311 }
312
313 old_cnt = card->qdio.in_buf_pool.buf_count;
314 cnt = simple_strtoul(buf, &tmp, 10);
315 cnt = (cnt < QETH_IN_BUF_COUNT_MIN) ? QETH_IN_BUF_COUNT_MIN :
316 ((cnt > QETH_IN_BUF_COUNT_MAX) ? QETH_IN_BUF_COUNT_MAX : cnt);
317 if (old_cnt != cnt) {
318 rc = qeth_realloc_buffer_pool(card, cnt);
319 }
320out:
321 mutex_unlock(&card->conf_mutex);
322 return rc ? rc : count;
323}
324
325static DEVICE_ATTR(buffer_count, 0644, qeth_dev_bufcnt_show,
326 qeth_dev_bufcnt_store);
327
328static ssize_t qeth_dev_recover_store(struct device *dev,
329 struct device_attribute *attr, const char *buf, size_t count)
330{
331 struct qeth_card *card = dev_get_drvdata(dev);
332 char *tmp;
333 int i;
334
335 if (!card)
336 return -EINVAL;
337
338 if (card->state != CARD_STATE_UP)
339 return -EPERM;
340
341 i = simple_strtoul(buf, &tmp, 16);
342 if (i == 1)
343 qeth_schedule_recovery(card);
344
345 return count;
346}
347
348static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
349
350static ssize_t qeth_dev_performance_stats_show(struct device *dev,
351 struct device_attribute *attr, char *buf)
352{
353 struct qeth_card *card = dev_get_drvdata(dev);
354
355 if (!card)
356 return -EINVAL;
357
358 return sprintf(buf, "%i\n", card->options.performance_stats ? 1:0);
359}
360
361static ssize_t qeth_dev_performance_stats_store(struct device *dev,
362 struct device_attribute *attr, const char *buf, size_t count)
363{
364 struct qeth_card *card = dev_get_drvdata(dev);
365 char *tmp;
366 int i, rc = 0;
367
368 if (!card)
369 return -EINVAL;
370
371 mutex_lock(&card->conf_mutex);
372 i = simple_strtoul(buf, &tmp, 16);
373 if ((i == 0) || (i == 1)) {
374 if (i == card->options.performance_stats)
375 goto out;
376 card->options.performance_stats = i;
377 if (i == 0)
378 memset(&card->perf_stats, 0,
379 sizeof(struct qeth_perf_stats));
380 card->perf_stats.initial_rx_packets = card->stats.rx_packets;
381 card->perf_stats.initial_tx_packets = card->stats.tx_packets;
382 } else
383 rc = -EINVAL;
384out:
385 mutex_unlock(&card->conf_mutex);
386 return rc ? rc : count;
387}
388
389static DEVICE_ATTR(performance_stats, 0644, qeth_dev_performance_stats_show,
390 qeth_dev_performance_stats_store);
391
392static ssize_t qeth_dev_layer2_show(struct device *dev,
393 struct device_attribute *attr, char *buf)
394{
395 struct qeth_card *card = dev_get_drvdata(dev);
396
397 if (!card)
398 return -EINVAL;
399
400 return sprintf(buf, "%i\n", card->options.layer2);
401}
402
403static ssize_t qeth_dev_layer2_store(struct device *dev,
404 struct device_attribute *attr, const char *buf, size_t count)
405{
406 struct qeth_card *card = dev_get_drvdata(dev);
407 char *tmp;
408 int i, rc = 0;
409 enum qeth_discipline_id newdis;
410
411 if (!card)
412 return -EINVAL;
413
414 mutex_lock(&card->discipline_mutex);
415 if (card->state != CARD_STATE_DOWN) {
416 rc = -EPERM;
417 goto out;
418 }
419
420 i = simple_strtoul(buf, &tmp, 16);
421 switch (i) {
422 case 0:
423 newdis = QETH_DISCIPLINE_LAYER3;
424 break;
425 case 1:
426 newdis = QETH_DISCIPLINE_LAYER2;
427 break;
428 default:
429 rc = -EINVAL;
430 goto out;
431 }
432
433 if (card->options.layer2 == newdis)
434 goto out;
435 else {
436 card->info.mac_bits = 0;
437 if (card->discipline.ccwgdriver) {
438 card->discipline.ccwgdriver->remove(card->gdev);
439 qeth_core_free_discipline(card);
440 }
441 }
442
443 rc = qeth_core_load_discipline(card, newdis);
444 if (rc)
445 goto out;
446
447 rc = card->discipline.ccwgdriver->probe(card->gdev);
448out:
449 mutex_unlock(&card->discipline_mutex);
450 return rc ? rc : count;
451}
452
453static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
454 qeth_dev_layer2_store);
455
456#define ATTR_QETH_ISOLATION_NONE ("none")
457#define ATTR_QETH_ISOLATION_FWD ("forward")
458#define ATTR_QETH_ISOLATION_DROP ("drop")
459
460static ssize_t qeth_dev_isolation_show(struct device *dev,
461 struct device_attribute *attr, char *buf)
462{
463 struct qeth_card *card = dev_get_drvdata(dev);
464
465 if (!card)
466 return -EINVAL;
467
468 switch (card->options.isolation) {
469 case ISOLATION_MODE_NONE:
470 return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_NONE);
471 case ISOLATION_MODE_FWD:
472 return snprintf(buf, 9, "%s\n", ATTR_QETH_ISOLATION_FWD);
473 case ISOLATION_MODE_DROP:
474 return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_DROP);
475 default:
476 return snprintf(buf, 5, "%s\n", "N/A");
477 }
478}
479
480static ssize_t qeth_dev_isolation_store(struct device *dev,
481 struct device_attribute *attr, const char *buf, size_t count)
482{
483 struct qeth_card *card = dev_get_drvdata(dev);
484 enum qeth_ipa_isolation_modes isolation;
485 int rc = 0;
486 char *tmp, *curtoken;
487 curtoken = (char *) buf;
488
489 if (!card)
490 return -EINVAL;
491
492 mutex_lock(&card->conf_mutex);
493 /* check for unknown, too, in case we do not yet know who we are */
494 if (card->info.type != QETH_CARD_TYPE_OSD &&
495 card->info.type != QETH_CARD_TYPE_OSX &&
496 card->info.type != QETH_CARD_TYPE_UNKNOWN) {
497 rc = -EOPNOTSUPP;
498 dev_err(&card->gdev->dev, "Adapter does not "
499 "support QDIO data connection isolation\n");
500 goto out;
501 }
502
503 /* parse input into isolation mode */
504 tmp = strsep(&curtoken, "\n");
505 if (!strcmp(tmp, ATTR_QETH_ISOLATION_NONE)) {
506 isolation = ISOLATION_MODE_NONE;
507 } else if (!strcmp(tmp, ATTR_QETH_ISOLATION_FWD)) {
508 isolation = ISOLATION_MODE_FWD;
509 } else if (!strcmp(tmp, ATTR_QETH_ISOLATION_DROP)) {
510 isolation = ISOLATION_MODE_DROP;
511 } else {
512 rc = -EINVAL;
513 goto out;
514 }
515 rc = count;
516
517 /* defer IP assist if device is offline (until discipline->set_online)*/
518 card->options.isolation = isolation;
519 if (card->state == CARD_STATE_SOFTSETUP ||
520 card->state == CARD_STATE_UP) {
521 int ipa_rc = qeth_set_access_ctrl_online(card);
522 if (ipa_rc != 0)
523 rc = ipa_rc;
524 }
525out:
526 mutex_unlock(&card->conf_mutex);
527 return rc;
528}
529
530static DEVICE_ATTR(isolation, 0644, qeth_dev_isolation_show,
531 qeth_dev_isolation_store);
532
533static ssize_t qeth_hw_trap_show(struct device *dev,
534 struct device_attribute *attr, char *buf)
535{
536 struct qeth_card *card = dev_get_drvdata(dev);
537
538 if (!card)
539 return -EINVAL;
540 if (card->info.hwtrap)
541 return snprintf(buf, 5, "arm\n");
542 else
543 return snprintf(buf, 8, "disarm\n");
544}
545
546static ssize_t qeth_hw_trap_store(struct device *dev,
547 struct device_attribute *attr, const char *buf, size_t count)
548{
549 struct qeth_card *card = dev_get_drvdata(dev);
550 int rc = 0;
551 char *tmp, *curtoken;
552 int state = 0;
553 curtoken = (char *)buf;
554
555 if (!card)
556 return -EINVAL;
557
558 mutex_lock(&card->conf_mutex);
559 if (card->state == CARD_STATE_SOFTSETUP || card->state == CARD_STATE_UP)
560 state = 1;
561 tmp = strsep(&curtoken, "\n");
562
563 if (!strcmp(tmp, "arm") && !card->info.hwtrap) {
564 if (state) {
565 if (qeth_is_diagass_supported(card,
566 QETH_DIAGS_CMD_TRAP)) {
567 rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_ARM);
568 if (!rc)
569 card->info.hwtrap = 1;
570 } else
571 rc = -EINVAL;
572 } else
573 card->info.hwtrap = 1;
574 } else if (!strcmp(tmp, "disarm") && card->info.hwtrap) {
575 if (state) {
576 rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
577 if (!rc)
578 card->info.hwtrap = 0;
579 } else
580 card->info.hwtrap = 0;
581 } else if (!strcmp(tmp, "trap") && state && card->info.hwtrap)
582 rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_CAPTURE);
583 else
584 rc = -EINVAL;
585
586 mutex_unlock(&card->conf_mutex);
587 return rc ? rc : count;
588}
589
590static DEVICE_ATTR(hw_trap, 0644, qeth_hw_trap_show,
591 qeth_hw_trap_store);
592
593static ssize_t qeth_dev_blkt_show(char *buf, struct qeth_card *card, int value)
594{
595
596 if (!card)
597 return -EINVAL;
598
599 return sprintf(buf, "%i\n", value);
600}
601
602static ssize_t qeth_dev_blkt_store(struct qeth_card *card,
603 const char *buf, size_t count, int *value, int max_value)
604{
605 char *tmp;
606 int i, rc = 0;
607
608 if (!card)
609 return -EINVAL;
610
611 mutex_lock(&card->conf_mutex);
612 if ((card->state != CARD_STATE_DOWN) &&
613 (card->state != CARD_STATE_RECOVER)) {
614 rc = -EPERM;
615 goto out;
616 }
617 i = simple_strtoul(buf, &tmp, 10);
618 if (i <= max_value)
619 *value = i;
620 else
621 rc = -EINVAL;
622out:
623 mutex_unlock(&card->conf_mutex);
624 return rc ? rc : count;
625}
626
627static ssize_t qeth_dev_blkt_total_show(struct device *dev,
628 struct device_attribute *attr, char *buf)
629{
630 struct qeth_card *card = dev_get_drvdata(dev);
631
632 return qeth_dev_blkt_show(buf, card, card->info.blkt.time_total);
633}
634
635static ssize_t qeth_dev_blkt_total_store(struct device *dev,
636 struct device_attribute *attr, const char *buf, size_t count)
637{
638 struct qeth_card *card = dev_get_drvdata(dev);
639
640 return qeth_dev_blkt_store(card, buf, count,
641 &card->info.blkt.time_total, 5000);
642}
643
644
645
646static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
647 qeth_dev_blkt_total_store);
648
649static ssize_t qeth_dev_blkt_inter_show(struct device *dev,
650 struct device_attribute *attr, char *buf)
651{
652 struct qeth_card *card = dev_get_drvdata(dev);
653
654 return qeth_dev_blkt_show(buf, card, card->info.blkt.inter_packet);
655}
656
657static ssize_t qeth_dev_blkt_inter_store(struct device *dev,
658 struct device_attribute *attr, const char *buf, size_t count)
659{
660 struct qeth_card *card = dev_get_drvdata(dev);
661
662 return qeth_dev_blkt_store(card, buf, count,
663 &card->info.blkt.inter_packet, 1000);
664}
665
666static DEVICE_ATTR(inter, 0644, qeth_dev_blkt_inter_show,
667 qeth_dev_blkt_inter_store);
668
669static ssize_t qeth_dev_blkt_inter_jumbo_show(struct device *dev,
670 struct device_attribute *attr, char *buf)
671{
672 struct qeth_card *card = dev_get_drvdata(dev);
673
674 return qeth_dev_blkt_show(buf, card,
675 card->info.blkt.inter_packet_jumbo);
676}
677
678static ssize_t qeth_dev_blkt_inter_jumbo_store(struct device *dev,
679 struct device_attribute *attr, const char *buf, size_t count)
680{
681 struct qeth_card *card = dev_get_drvdata(dev);
682
683 return qeth_dev_blkt_store(card, buf, count,
684 &card->info.blkt.inter_packet_jumbo, 1000);
685}
686
687static DEVICE_ATTR(inter_jumbo, 0644, qeth_dev_blkt_inter_jumbo_show,
688 qeth_dev_blkt_inter_jumbo_store);
689
690static struct attribute *qeth_blkt_device_attrs[] = {
691 &dev_attr_total.attr,
692 &dev_attr_inter.attr,
693 &dev_attr_inter_jumbo.attr,
694 NULL,
695};
696
697static struct attribute_group qeth_device_blkt_group = {
698 .name = "blkt",
699 .attrs = qeth_blkt_device_attrs,
700};
701
702static struct attribute *qeth_device_attrs[] = {
703 &dev_attr_state.attr,
704 &dev_attr_chpid.attr,
705 &dev_attr_if_name.attr,
706 &dev_attr_card_type.attr,
707 &dev_attr_inbuf_size.attr,
708 &dev_attr_portno.attr,
709 &dev_attr_portname.attr,
710 &dev_attr_priority_queueing.attr,
711 &dev_attr_buffer_count.attr,
712 &dev_attr_recover.attr,
713 &dev_attr_performance_stats.attr,
714 &dev_attr_layer2.attr,
715 &dev_attr_isolation.attr,
716 &dev_attr_hw_trap.attr,
717 NULL,
718};
719
720static struct attribute_group qeth_device_attr_group = {
721 .attrs = qeth_device_attrs,
722};
723
724static struct attribute *qeth_osn_device_attrs[] = {
725 &dev_attr_state.attr,
726 &dev_attr_chpid.attr,
727 &dev_attr_if_name.attr,
728 &dev_attr_card_type.attr,
729 &dev_attr_buffer_count.attr,
730 &dev_attr_recover.attr,
731 NULL,
732};
733
734static struct attribute_group qeth_osn_device_attr_group = {
735 .attrs = qeth_osn_device_attrs,
736};
737
738int qeth_core_create_device_attributes(struct device *dev)
739{
740 int ret;
741 ret = sysfs_create_group(&dev->kobj, &qeth_device_attr_group);
742 if (ret)
743 return ret;
744 ret = sysfs_create_group(&dev->kobj, &qeth_device_blkt_group);
745 if (ret)
746 sysfs_remove_group(&dev->kobj, &qeth_device_attr_group);
747
748 return 0;
749}
750
751void qeth_core_remove_device_attributes(struct device *dev)
752{
753 sysfs_remove_group(&dev->kobj, &qeth_device_attr_group);
754 sysfs_remove_group(&dev->kobj, &qeth_device_blkt_group);
755}
756
757int qeth_core_create_osn_attributes(struct device *dev)
758{
759 return sysfs_create_group(&dev->kobj, &qeth_osn_device_attr_group);
760}
761
762void qeth_core_remove_osn_attributes(struct device *dev)
763{
764 sysfs_remove_group(&dev->kobj, &qeth_osn_device_attr_group);
765 return;
766}