xref: /openbmc/linux/drivers/s390/net/qeth_core_sys.c (revision 2eb3ed33e55d003d721d4d1a5e72fe323c12b4c0)
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 
18 static 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 
44 static DEVICE_ATTR(state, 0444, qeth_dev_state_show, NULL);
45 
46 static 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 
56 static DEVICE_ATTR(chpid, 0444, qeth_dev_chpid_show, NULL);
57 
58 static 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 
67 static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
68 
69 static 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 
79 static DEVICE_ATTR(card_type, 0444, qeth_dev_card_type_show, NULL);
80 
81 static 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 
95 static 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 
105 static DEVICE_ATTR(inbuf_size, 0444, qeth_dev_inbuf_size_show, NULL);
106 
107 static 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 
117 static 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;
146 out:
147 	mutex_unlock(&card->conf_mutex);
148 	return rc ? rc : count;
149 }
150 
151 static DEVICE_ATTR(portno, 0644, qeth_dev_portno_show, qeth_dev_portno_store);
152 
153 static ssize_t qeth_dev_portname_show(struct device *dev,
154 				struct device_attribute *attr, char *buf)
155 {
156 	return sprintf(buf, "no portname required\n");
157 }
158 
159 static ssize_t qeth_dev_portname_store(struct device *dev,
160 		struct device_attribute *attr, const char *buf, size_t count)
161 {
162 	struct qeth_card *card = dev_get_drvdata(dev);
163 
164 	dev_warn_once(&card->gdev->dev,
165 		      "portname is deprecated and is ignored\n");
166 	return count;
167 }
168 
169 static DEVICE_ATTR(portname, 0644, qeth_dev_portname_show,
170 		qeth_dev_portname_store);
171 
172 static ssize_t qeth_dev_prioqing_show(struct device *dev,
173 				struct device_attribute *attr, char *buf)
174 {
175 	struct qeth_card *card = dev_get_drvdata(dev);
176 
177 	if (!card)
178 		return -EINVAL;
179 
180 	switch (card->qdio.do_prio_queueing) {
181 	case QETH_PRIO_Q_ING_PREC:
182 		return sprintf(buf, "%s\n", "by precedence");
183 	case QETH_PRIO_Q_ING_TOS:
184 		return sprintf(buf, "%s\n", "by type of service");
185 	case QETH_PRIO_Q_ING_SKB:
186 		return sprintf(buf, "%s\n", "by skb-priority");
187 	case QETH_PRIO_Q_ING_VLAN:
188 		return sprintf(buf, "%s\n", "by VLAN headers");
189 	default:
190 		return sprintf(buf, "always queue %i\n",
191 			       card->qdio.default_out_queue);
192 	}
193 }
194 
195 static ssize_t qeth_dev_prioqing_store(struct device *dev,
196 		struct device_attribute *attr, const char *buf, size_t count)
197 {
198 	struct qeth_card *card = dev_get_drvdata(dev);
199 	int rc = 0;
200 
201 	if (!card)
202 		return -EINVAL;
203 
204 	mutex_lock(&card->conf_mutex);
205 	if ((card->state != CARD_STATE_DOWN) &&
206 	    (card->state != CARD_STATE_RECOVER)) {
207 		rc = -EPERM;
208 		goto out;
209 	}
210 
211 	/* check if 1920 devices are supported ,
212 	 * if though we have to permit priority queueing
213 	 */
214 	if (card->qdio.no_out_queues == 1) {
215 		card->qdio.do_prio_queueing = QETH_PRIOQ_DEFAULT;
216 		rc = -EPERM;
217 		goto out;
218 	}
219 
220 	if (sysfs_streq(buf, "prio_queueing_prec")) {
221 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_PREC;
222 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
223 	} else if (sysfs_streq(buf, "prio_queueing_skb")) {
224 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_SKB;
225 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
226 	} else if (sysfs_streq(buf, "prio_queueing_tos")) {
227 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS;
228 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
229 	} else if (sysfs_streq(buf, "prio_queueing_vlan")) {
230 		if (!card->options.layer2) {
231 			rc = -ENOTSUPP;
232 			goto out;
233 		}
234 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_VLAN;
235 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
236 	} else if (sysfs_streq(buf, "no_prio_queueing:0")) {
237 		card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
238 		card->qdio.default_out_queue = 0;
239 	} else if (sysfs_streq(buf, "no_prio_queueing:1")) {
240 		card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
241 		card->qdio.default_out_queue = 1;
242 	} else if (sysfs_streq(buf, "no_prio_queueing:2")) {
243 		card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
244 		card->qdio.default_out_queue = 2;
245 	} else if (sysfs_streq(buf, "no_prio_queueing:3")) {
246 		if (card->info.type == QETH_CARD_TYPE_IQD) {
247 			rc = -EPERM;
248 			goto out;
249 		}
250 		card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
251 		card->qdio.default_out_queue = 3;
252 	} else if (sysfs_streq(buf, "no_prio_queueing")) {
253 		card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
254 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
255 	} else
256 		rc = -EINVAL;
257 out:
258 	mutex_unlock(&card->conf_mutex);
259 	return rc ? rc : count;
260 }
261 
262 static DEVICE_ATTR(priority_queueing, 0644, qeth_dev_prioqing_show,
263 		qeth_dev_prioqing_store);
264 
265 static ssize_t qeth_dev_bufcnt_show(struct device *dev,
266 				struct device_attribute *attr, char *buf)
267 {
268 	struct qeth_card *card = dev_get_drvdata(dev);
269 
270 	if (!card)
271 		return -EINVAL;
272 
273 	return sprintf(buf, "%i\n", card->qdio.in_buf_pool.buf_count);
274 }
275 
276 static ssize_t qeth_dev_bufcnt_store(struct device *dev,
277 		struct device_attribute *attr, const char *buf, size_t count)
278 {
279 	struct qeth_card *card = dev_get_drvdata(dev);
280 	char *tmp;
281 	int cnt, old_cnt;
282 	int rc = 0;
283 
284 	if (!card)
285 		return -EINVAL;
286 
287 	mutex_lock(&card->conf_mutex);
288 	if ((card->state != CARD_STATE_DOWN) &&
289 	    (card->state != CARD_STATE_RECOVER)) {
290 		rc = -EPERM;
291 		goto out;
292 	}
293 
294 	old_cnt = card->qdio.in_buf_pool.buf_count;
295 	cnt = simple_strtoul(buf, &tmp, 10);
296 	cnt = (cnt < QETH_IN_BUF_COUNT_MIN) ? QETH_IN_BUF_COUNT_MIN :
297 		((cnt > QETH_IN_BUF_COUNT_MAX) ? QETH_IN_BUF_COUNT_MAX : cnt);
298 	if (old_cnt != cnt) {
299 		rc = qeth_realloc_buffer_pool(card, cnt);
300 	}
301 out:
302 	mutex_unlock(&card->conf_mutex);
303 	return rc ? rc : count;
304 }
305 
306 static DEVICE_ATTR(buffer_count, 0644, qeth_dev_bufcnt_show,
307 		qeth_dev_bufcnt_store);
308 
309 static ssize_t qeth_dev_recover_store(struct device *dev,
310 		struct device_attribute *attr, const char *buf, size_t count)
311 {
312 	struct qeth_card *card = dev_get_drvdata(dev);
313 	char *tmp;
314 	int i;
315 
316 	if (!card)
317 		return -EINVAL;
318 
319 	if (card->state != CARD_STATE_UP)
320 		return -EPERM;
321 
322 	i = simple_strtoul(buf, &tmp, 16);
323 	if (i == 1)
324 		qeth_schedule_recovery(card);
325 
326 	return count;
327 }
328 
329 static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
330 
331 static ssize_t qeth_dev_performance_stats_show(struct device *dev,
332 				struct device_attribute *attr, char *buf)
333 {
334 	struct qeth_card *card = dev_get_drvdata(dev);
335 
336 	if (!card)
337 		return -EINVAL;
338 
339 	return sprintf(buf, "%i\n", card->options.performance_stats ? 1:0);
340 }
341 
342 static ssize_t qeth_dev_performance_stats_store(struct device *dev,
343 		struct device_attribute *attr, const char *buf, size_t count)
344 {
345 	struct qeth_card *card = dev_get_drvdata(dev);
346 	char *tmp;
347 	int i, rc = 0;
348 
349 	if (!card)
350 		return -EINVAL;
351 
352 	mutex_lock(&card->conf_mutex);
353 	i = simple_strtoul(buf, &tmp, 16);
354 	if ((i == 0) || (i == 1)) {
355 		if (i == card->options.performance_stats)
356 			goto out;
357 		card->options.performance_stats = i;
358 		if (i == 0)
359 			memset(&card->perf_stats, 0,
360 				sizeof(struct qeth_perf_stats));
361 		card->perf_stats.initial_rx_packets = card->stats.rx_packets;
362 		card->perf_stats.initial_tx_packets = card->stats.tx_packets;
363 	} else
364 		rc = -EINVAL;
365 out:
366 	mutex_unlock(&card->conf_mutex);
367 	return rc ? rc : count;
368 }
369 
370 static DEVICE_ATTR(performance_stats, 0644, qeth_dev_performance_stats_show,
371 		   qeth_dev_performance_stats_store);
372 
373 static ssize_t qeth_dev_layer2_show(struct device *dev,
374 		struct device_attribute *attr, char *buf)
375 {
376 	struct qeth_card *card = dev_get_drvdata(dev);
377 
378 	if (!card)
379 		return -EINVAL;
380 
381 	return sprintf(buf, "%i\n", card->options.layer2);
382 }
383 
384 static ssize_t qeth_dev_layer2_store(struct device *dev,
385 		struct device_attribute *attr, const char *buf, size_t count)
386 {
387 	struct qeth_card *card = dev_get_drvdata(dev);
388 	char *tmp;
389 	int i, rc = 0;
390 	enum qeth_discipline_id newdis;
391 
392 	if (!card)
393 		return -EINVAL;
394 
395 	mutex_lock(&card->discipline_mutex);
396 	if (card->state != CARD_STATE_DOWN) {
397 		rc = -EPERM;
398 		goto out;
399 	}
400 
401 	i = simple_strtoul(buf, &tmp, 16);
402 	switch (i) {
403 	case 0:
404 		newdis = QETH_DISCIPLINE_LAYER3;
405 		break;
406 	case 1:
407 		newdis = QETH_DISCIPLINE_LAYER2;
408 		break;
409 	default:
410 		rc = -EINVAL;
411 		goto out;
412 	}
413 
414 	if (card->options.layer2 == newdis)
415 		goto out;
416 	if (card->info.layer_enforced) {
417 		/* fixed layer, can't switch */
418 		rc = -EOPNOTSUPP;
419 		goto out;
420 	}
421 
422 	card->info.mac_bits = 0;
423 	if (card->discipline) {
424 		card->discipline->remove(card->gdev);
425 		qeth_core_free_discipline(card);
426 	}
427 
428 	rc = qeth_core_load_discipline(card, newdis);
429 	if (rc)
430 		goto out;
431 
432 	rc = card->discipline->setup(card->gdev);
433 	if (rc)
434 		qeth_core_free_discipline(card);
435 out:
436 	mutex_unlock(&card->discipline_mutex);
437 	return rc ? rc : count;
438 }
439 
440 static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
441 		   qeth_dev_layer2_store);
442 
443 #define ATTR_QETH_ISOLATION_NONE	("none")
444 #define ATTR_QETH_ISOLATION_FWD		("forward")
445 #define ATTR_QETH_ISOLATION_DROP	("drop")
446 
447 static ssize_t qeth_dev_isolation_show(struct device *dev,
448 				struct device_attribute *attr, char *buf)
449 {
450 	struct qeth_card *card = dev_get_drvdata(dev);
451 
452 	if (!card)
453 		return -EINVAL;
454 
455 	switch (card->options.isolation) {
456 	case ISOLATION_MODE_NONE:
457 		return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_NONE);
458 	case ISOLATION_MODE_FWD:
459 		return snprintf(buf, 9, "%s\n", ATTR_QETH_ISOLATION_FWD);
460 	case ISOLATION_MODE_DROP:
461 		return snprintf(buf, 6, "%s\n", ATTR_QETH_ISOLATION_DROP);
462 	default:
463 		return snprintf(buf, 5, "%s\n", "N/A");
464 	}
465 }
466 
467 static ssize_t qeth_dev_isolation_store(struct device *dev,
468 		struct device_attribute *attr, const char *buf, size_t count)
469 {
470 	struct qeth_card *card = dev_get_drvdata(dev);
471 	enum qeth_ipa_isolation_modes isolation;
472 	int rc = 0;
473 
474 	if (!card)
475 		return -EINVAL;
476 
477 	mutex_lock(&card->conf_mutex);
478 	if (card->info.type != QETH_CARD_TYPE_OSD &&
479 	    card->info.type != QETH_CARD_TYPE_OSX) {
480 		rc = -EOPNOTSUPP;
481 		dev_err(&card->gdev->dev, "Adapter does not "
482 			"support QDIO data connection isolation\n");
483 		goto out;
484 	}
485 
486 	/* parse input into isolation mode */
487 	if (sysfs_streq(buf, ATTR_QETH_ISOLATION_NONE)) {
488 		isolation = ISOLATION_MODE_NONE;
489 	} else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_FWD)) {
490 		isolation = ISOLATION_MODE_FWD;
491 	} else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_DROP)) {
492 		isolation = ISOLATION_MODE_DROP;
493 	} else {
494 		rc = -EINVAL;
495 		goto out;
496 	}
497 	rc = count;
498 
499 	/* defer IP assist if device is offline (until discipline->set_online)*/
500 	card->options.prev_isolation = card->options.isolation;
501 	card->options.isolation = isolation;
502 	if (qeth_card_hw_is_reachable(card)) {
503 		int ipa_rc = qeth_set_access_ctrl_online(card, 1);
504 		if (ipa_rc != 0)
505 			rc = ipa_rc;
506 	}
507 out:
508 	mutex_unlock(&card->conf_mutex);
509 	return rc;
510 }
511 
512 static DEVICE_ATTR(isolation, 0644, qeth_dev_isolation_show,
513 			qeth_dev_isolation_store);
514 
515 static ssize_t qeth_dev_switch_attrs_show(struct device *dev,
516 				struct device_attribute *attr, char *buf)
517 {
518 	struct qeth_card *card = dev_get_drvdata(dev);
519 	struct qeth_switch_info sw_info;
520 	int	rc = 0;
521 
522 	if (!card)
523 		return -EINVAL;
524 
525 	if (!qeth_card_hw_is_reachable(card))
526 		return sprintf(buf, "n/a\n");
527 
528 	rc = qeth_query_switch_attributes(card, &sw_info);
529 	if (rc)
530 		return rc;
531 
532 	if (!sw_info.capabilities)
533 		rc = sprintf(buf, "unknown");
534 
535 	if (sw_info.capabilities & QETH_SWITCH_FORW_802_1)
536 		rc = sprintf(buf, (sw_info.settings & QETH_SWITCH_FORW_802_1 ?
537 							"[802.1]" : "802.1"));
538 	if (sw_info.capabilities & QETH_SWITCH_FORW_REFL_RELAY)
539 		rc += sprintf(buf + rc,
540 			(sw_info.settings & QETH_SWITCH_FORW_REFL_RELAY ?
541 							" [rr]" : " rr"));
542 	rc += sprintf(buf + rc, "\n");
543 
544 	return rc;
545 }
546 
547 static DEVICE_ATTR(switch_attrs, 0444,
548 		   qeth_dev_switch_attrs_show, NULL);
549 
550 static ssize_t qeth_hw_trap_show(struct device *dev,
551 				struct device_attribute *attr, char *buf)
552 {
553 	struct qeth_card *card = dev_get_drvdata(dev);
554 
555 	if (!card)
556 		return -EINVAL;
557 	if (card->info.hwtrap)
558 		return snprintf(buf, 5, "arm\n");
559 	else
560 		return snprintf(buf, 8, "disarm\n");
561 }
562 
563 static ssize_t qeth_hw_trap_store(struct device *dev,
564 		struct device_attribute *attr, const char *buf, size_t count)
565 {
566 	struct qeth_card *card = dev_get_drvdata(dev);
567 	int rc = 0;
568 	int state = 0;
569 
570 	if (!card)
571 		return -EINVAL;
572 
573 	mutex_lock(&card->conf_mutex);
574 	if (qeth_card_hw_is_reachable(card))
575 		state = 1;
576 
577 	if (sysfs_streq(buf, "arm") && !card->info.hwtrap) {
578 		if (state) {
579 			if (qeth_is_diagass_supported(card,
580 			    QETH_DIAGS_CMD_TRAP)) {
581 				rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_ARM);
582 				if (!rc)
583 					card->info.hwtrap = 1;
584 			} else
585 				rc = -EINVAL;
586 		} else
587 			card->info.hwtrap = 1;
588 	} else if (sysfs_streq(buf, "disarm") && card->info.hwtrap) {
589 		if (state) {
590 			rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
591 			if (!rc)
592 				card->info.hwtrap = 0;
593 		} else
594 			card->info.hwtrap = 0;
595 	} else if (sysfs_streq(buf, "trap") && state && card->info.hwtrap)
596 		rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_CAPTURE);
597 	else
598 		rc = -EINVAL;
599 
600 	mutex_unlock(&card->conf_mutex);
601 	return rc ? rc : count;
602 }
603 
604 static DEVICE_ATTR(hw_trap, 0644, qeth_hw_trap_show,
605 		   qeth_hw_trap_store);
606 
607 static ssize_t qeth_dev_blkt_show(char *buf, struct qeth_card *card, int value)
608 {
609 
610 	if (!card)
611 		return -EINVAL;
612 
613 	return sprintf(buf, "%i\n", value);
614 }
615 
616 static ssize_t qeth_dev_blkt_store(struct qeth_card *card,
617 		const char *buf, size_t count, int *value, int max_value)
618 {
619 	char *tmp;
620 	int i, rc = 0;
621 
622 	if (!card)
623 		return -EINVAL;
624 
625 	mutex_lock(&card->conf_mutex);
626 	if ((card->state != CARD_STATE_DOWN) &&
627 	    (card->state != CARD_STATE_RECOVER)) {
628 		rc = -EPERM;
629 		goto out;
630 	}
631 	i = simple_strtoul(buf, &tmp, 10);
632 	if (i <= max_value)
633 		*value = i;
634 	else
635 		rc = -EINVAL;
636 out:
637 	mutex_unlock(&card->conf_mutex);
638 	return rc ? rc : count;
639 }
640 
641 static ssize_t qeth_dev_blkt_total_show(struct device *dev,
642 				struct device_attribute *attr, char *buf)
643 {
644 	struct qeth_card *card = dev_get_drvdata(dev);
645 
646 	return qeth_dev_blkt_show(buf, card, card->info.blkt.time_total);
647 }
648 
649 static ssize_t qeth_dev_blkt_total_store(struct device *dev,
650 		struct device_attribute *attr, const char *buf, size_t count)
651 {
652 	struct qeth_card *card = dev_get_drvdata(dev);
653 
654 	return qeth_dev_blkt_store(card, buf, count,
655 				   &card->info.blkt.time_total, 5000);
656 }
657 
658 
659 
660 static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
661 		   qeth_dev_blkt_total_store);
662 
663 static ssize_t qeth_dev_blkt_inter_show(struct device *dev,
664 				struct device_attribute *attr, char *buf)
665 {
666 	struct qeth_card *card = dev_get_drvdata(dev);
667 
668 	return qeth_dev_blkt_show(buf, card, card->info.blkt.inter_packet);
669 }
670 
671 static ssize_t qeth_dev_blkt_inter_store(struct device *dev,
672 		struct device_attribute *attr, const char *buf, size_t count)
673 {
674 	struct qeth_card *card = dev_get_drvdata(dev);
675 
676 	return qeth_dev_blkt_store(card, buf, count,
677 				   &card->info.blkt.inter_packet, 1000);
678 }
679 
680 static DEVICE_ATTR(inter, 0644, qeth_dev_blkt_inter_show,
681 		   qeth_dev_blkt_inter_store);
682 
683 static ssize_t qeth_dev_blkt_inter_jumbo_show(struct device *dev,
684 				struct device_attribute *attr, char *buf)
685 {
686 	struct qeth_card *card = dev_get_drvdata(dev);
687 
688 	return qeth_dev_blkt_show(buf, card,
689 				  card->info.blkt.inter_packet_jumbo);
690 }
691 
692 static ssize_t qeth_dev_blkt_inter_jumbo_store(struct device *dev,
693 		struct device_attribute *attr, const char *buf, size_t count)
694 {
695 	struct qeth_card *card = dev_get_drvdata(dev);
696 
697 	return qeth_dev_blkt_store(card, buf, count,
698 				   &card->info.blkt.inter_packet_jumbo, 1000);
699 }
700 
701 static DEVICE_ATTR(inter_jumbo, 0644, qeth_dev_blkt_inter_jumbo_show,
702 		   qeth_dev_blkt_inter_jumbo_store);
703 
704 static struct attribute *qeth_blkt_device_attrs[] = {
705 	&dev_attr_total.attr,
706 	&dev_attr_inter.attr,
707 	&dev_attr_inter_jumbo.attr,
708 	NULL,
709 };
710 const struct attribute_group qeth_device_blkt_group = {
711 	.name = "blkt",
712 	.attrs = qeth_blkt_device_attrs,
713 };
714 EXPORT_SYMBOL_GPL(qeth_device_blkt_group);
715 
716 static struct attribute *qeth_device_attrs[] = {
717 	&dev_attr_state.attr,
718 	&dev_attr_chpid.attr,
719 	&dev_attr_if_name.attr,
720 	&dev_attr_card_type.attr,
721 	&dev_attr_inbuf_size.attr,
722 	&dev_attr_portno.attr,
723 	&dev_attr_portname.attr,
724 	&dev_attr_priority_queueing.attr,
725 	&dev_attr_buffer_count.attr,
726 	&dev_attr_recover.attr,
727 	&dev_attr_performance_stats.attr,
728 	&dev_attr_layer2.attr,
729 	&dev_attr_isolation.attr,
730 	&dev_attr_hw_trap.attr,
731 	&dev_attr_switch_attrs.attr,
732 	NULL,
733 };
734 const struct attribute_group qeth_device_attr_group = {
735 	.attrs = qeth_device_attrs,
736 };
737 EXPORT_SYMBOL_GPL(qeth_device_attr_group);
738 
739 const struct attribute_group *qeth_generic_attr_groups[] = {
740 	&qeth_device_attr_group,
741 	&qeth_device_blkt_group,
742 	NULL,
743 };
744 
745 static struct attribute *qeth_osn_device_attrs[] = {
746 	&dev_attr_state.attr,
747 	&dev_attr_chpid.attr,
748 	&dev_attr_if_name.attr,
749 	&dev_attr_card_type.attr,
750 	&dev_attr_buffer_count.attr,
751 	&dev_attr_recover.attr,
752 	NULL,
753 };
754 static struct attribute_group qeth_osn_device_attr_group = {
755 	.attrs = qeth_osn_device_attrs,
756 };
757 const struct attribute_group *qeth_osn_attr_groups[] = {
758 	&qeth_osn_device_attr_group,
759 	NULL,
760 };
761