1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  *    Copyright IBM Corp. 2007
4  *    Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
5  *		 Frank Pavlic <fpavlic@de.ibm.com>,
6  *		 Thomas Spatzier <tspat@de.ibm.com>,
7  *		 Frank Blaschka <frank.blaschka@de.ibm.com>
8  */
9 
10 #define KMSG_COMPONENT "qeth"
11 #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
12 
13 #include <linux/list.h>
14 #include <linux/rwsem.h>
15 #include <asm/ebcdic.h>
16 
17 #include "qeth_core.h"
18 
qeth_dev_state_show(struct device * dev,struct device_attribute * attr,char * buf)19 static ssize_t qeth_dev_state_show(struct device *dev,
20 				struct device_attribute *attr, char *buf)
21 {
22 	struct qeth_card *card = dev_get_drvdata(dev);
23 
24 	switch (card->state) {
25 	case CARD_STATE_DOWN:
26 		return sysfs_emit(buf, "DOWN\n");
27 	case CARD_STATE_SOFTSETUP:
28 		if (card->dev->flags & IFF_UP)
29 			return sysfs_emit(buf, "UP (LAN %s)\n",
30 					  netif_carrier_ok(card->dev) ?
31 					  "ONLINE" : "OFFLINE");
32 		return sysfs_emit(buf, "SOFTSETUP\n");
33 	default:
34 		return sysfs_emit(buf, "UNKNOWN\n");
35 	}
36 }
37 
38 static DEVICE_ATTR(state, 0444, qeth_dev_state_show, NULL);
39 
qeth_dev_chpid_show(struct device * dev,struct device_attribute * attr,char * buf)40 static ssize_t qeth_dev_chpid_show(struct device *dev,
41 				struct device_attribute *attr, char *buf)
42 {
43 	struct qeth_card *card = dev_get_drvdata(dev);
44 
45 	return sysfs_emit(buf, "%02X\n", card->info.chpid);
46 }
47 
48 static DEVICE_ATTR(chpid, 0444, qeth_dev_chpid_show, NULL);
49 
qeth_dev_if_name_show(struct device * dev,struct device_attribute * attr,char * buf)50 static ssize_t qeth_dev_if_name_show(struct device *dev,
51 				struct device_attribute *attr, char *buf)
52 {
53 	struct qeth_card *card = dev_get_drvdata(dev);
54 
55 	return sysfs_emit(buf, "%s\n", netdev_name(card->dev));
56 }
57 
58 static DEVICE_ATTR(if_name, 0444, qeth_dev_if_name_show, NULL);
59 
qeth_dev_card_type_show(struct device * dev,struct device_attribute * attr,char * buf)60 static ssize_t qeth_dev_card_type_show(struct device *dev,
61 				struct device_attribute *attr, char *buf)
62 {
63 	struct qeth_card *card = dev_get_drvdata(dev);
64 
65 	return sysfs_emit(buf, "%s\n", qeth_get_cardname_short(card));
66 }
67 
68 static DEVICE_ATTR(card_type, 0444, qeth_dev_card_type_show, NULL);
69 
qeth_get_bufsize_str(struct qeth_card * card)70 static const char *qeth_get_bufsize_str(struct qeth_card *card)
71 {
72 	if (card->qdio.in_buf_size == 16384)
73 		return "16k";
74 	else if (card->qdio.in_buf_size == 24576)
75 		return "24k";
76 	else if (card->qdio.in_buf_size == 32768)
77 		return "32k";
78 	else if (card->qdio.in_buf_size == 40960)
79 		return "40k";
80 	else
81 		return "64k";
82 }
83 
qeth_dev_inbuf_size_show(struct device * dev,struct device_attribute * attr,char * buf)84 static ssize_t qeth_dev_inbuf_size_show(struct device *dev,
85 				struct device_attribute *attr, char *buf)
86 {
87 	struct qeth_card *card = dev_get_drvdata(dev);
88 
89 	return sysfs_emit(buf, "%s\n", qeth_get_bufsize_str(card));
90 }
91 
92 static DEVICE_ATTR(inbuf_size, 0444, qeth_dev_inbuf_size_show, NULL);
93 
qeth_dev_portno_show(struct device * dev,struct device_attribute * attr,char * buf)94 static ssize_t qeth_dev_portno_show(struct device *dev,
95 			struct device_attribute *attr, char *buf)
96 {
97 	struct qeth_card *card = dev_get_drvdata(dev);
98 
99 	return sysfs_emit(buf, "%i\n", card->dev->dev_port);
100 }
101 
qeth_dev_portno_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)102 static ssize_t qeth_dev_portno_store(struct device *dev,
103 		struct device_attribute *attr, const char *buf, size_t count)
104 {
105 	struct qeth_card *card = dev_get_drvdata(dev);
106 	unsigned int portno, limit;
107 	int rc = 0;
108 
109 	rc = kstrtouint(buf, 16, &portno);
110 	if (rc)
111 		return rc;
112 	if (portno > QETH_MAX_PORTNO)
113 		return -EINVAL;
114 
115 	mutex_lock(&card->conf_mutex);
116 	if (card->state != CARD_STATE_DOWN) {
117 		rc = -EPERM;
118 		goto out;
119 	}
120 
121 	limit = (card->ssqd.pcnt ? card->ssqd.pcnt - 1 : card->ssqd.pcnt);
122 	if (portno > limit) {
123 		rc = -EINVAL;
124 		goto out;
125 	}
126 	card->dev->dev_port = portno;
127 out:
128 	mutex_unlock(&card->conf_mutex);
129 	return rc ? rc : count;
130 }
131 
132 static DEVICE_ATTR(portno, 0644, qeth_dev_portno_show, qeth_dev_portno_store);
133 
qeth_dev_portname_show(struct device * dev,struct device_attribute * attr,char * buf)134 static ssize_t qeth_dev_portname_show(struct device *dev,
135 				struct device_attribute *attr, char *buf)
136 {
137 	return sysfs_emit(buf, "no portname required\n");
138 }
139 
qeth_dev_portname_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)140 static ssize_t qeth_dev_portname_store(struct device *dev,
141 		struct device_attribute *attr, const char *buf, size_t count)
142 {
143 	struct qeth_card *card = dev_get_drvdata(dev);
144 
145 	dev_warn_once(&card->gdev->dev,
146 		      "portname is deprecated and is ignored\n");
147 	return count;
148 }
149 
150 static DEVICE_ATTR(portname, 0644, qeth_dev_portname_show,
151 		qeth_dev_portname_store);
152 
qeth_dev_prioqing_show(struct device * dev,struct device_attribute * attr,char * buf)153 static ssize_t qeth_dev_prioqing_show(struct device *dev,
154 				struct device_attribute *attr, char *buf)
155 {
156 	struct qeth_card *card = dev_get_drvdata(dev);
157 
158 	switch (card->qdio.do_prio_queueing) {
159 	case QETH_PRIO_Q_ING_PREC:
160 		return sysfs_emit(buf, "%s\n", "by precedence");
161 	case QETH_PRIO_Q_ING_TOS:
162 		return sysfs_emit(buf, "%s\n", "by type of service");
163 	case QETH_PRIO_Q_ING_SKB:
164 		return sysfs_emit(buf, "%s\n", "by skb-priority");
165 	case QETH_PRIO_Q_ING_VLAN:
166 		return sysfs_emit(buf, "%s\n", "by VLAN headers");
167 	case QETH_PRIO_Q_ING_FIXED:
168 		return sysfs_emit(buf, "always queue %i\n",
169 			       card->qdio.default_out_queue);
170 	default:
171 		return sysfs_emit(buf, "disabled\n");
172 	}
173 }
174 
qeth_dev_prioqing_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)175 static ssize_t qeth_dev_prioqing_store(struct device *dev,
176 		struct device_attribute *attr, const char *buf, size_t count)
177 {
178 	struct qeth_card *card = dev_get_drvdata(dev);
179 	int rc = 0;
180 
181 	if (IS_IQD(card) || IS_VM_NIC(card))
182 		return -EOPNOTSUPP;
183 
184 	mutex_lock(&card->conf_mutex);
185 	if (card->state != CARD_STATE_DOWN) {
186 		rc = -EPERM;
187 		goto out;
188 	}
189 
190 	/* check if 1920 devices are supported ,
191 	 * if though we have to permit priority queueing
192 	 */
193 	if (card->qdio.no_out_queues == 1) {
194 		card->qdio.do_prio_queueing = QETH_PRIOQ_DEFAULT;
195 		rc = -EPERM;
196 		goto out;
197 	}
198 
199 	if (sysfs_streq(buf, "prio_queueing_prec")) {
200 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_PREC;
201 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
202 	} else if (sysfs_streq(buf, "prio_queueing_skb")) {
203 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_SKB;
204 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
205 	} else if (sysfs_streq(buf, "prio_queueing_tos")) {
206 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_TOS;
207 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
208 	} else if (sysfs_streq(buf, "prio_queueing_vlan")) {
209 		if (IS_LAYER3(card)) {
210 			rc = -EOPNOTSUPP;
211 			goto out;
212 		}
213 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_VLAN;
214 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
215 	} else if (sysfs_streq(buf, "no_prio_queueing:0")) {
216 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
217 		card->qdio.default_out_queue = 0;
218 	} else if (sysfs_streq(buf, "no_prio_queueing:1")) {
219 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
220 		card->qdio.default_out_queue = 1;
221 	} else if (sysfs_streq(buf, "no_prio_queueing:2")) {
222 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
223 		card->qdio.default_out_queue = 2;
224 	} else if (sysfs_streq(buf, "no_prio_queueing:3")) {
225 		card->qdio.do_prio_queueing = QETH_PRIO_Q_ING_FIXED;
226 		card->qdio.default_out_queue = 3;
227 	} else if (sysfs_streq(buf, "no_prio_queueing")) {
228 		card->qdio.do_prio_queueing = QETH_NO_PRIO_QUEUEING;
229 		card->qdio.default_out_queue = QETH_DEFAULT_QUEUE;
230 	} else
231 		rc = -EINVAL;
232 out:
233 	mutex_unlock(&card->conf_mutex);
234 	return rc ? rc : count;
235 }
236 
237 static DEVICE_ATTR(priority_queueing, 0644, qeth_dev_prioqing_show,
238 		qeth_dev_prioqing_store);
239 
qeth_dev_bufcnt_show(struct device * dev,struct device_attribute * attr,char * buf)240 static ssize_t qeth_dev_bufcnt_show(struct device *dev,
241 				struct device_attribute *attr, char *buf)
242 {
243 	struct qeth_card *card = dev_get_drvdata(dev);
244 
245 	return sysfs_emit(buf, "%i\n", card->qdio.in_buf_pool.buf_count);
246 }
247 
qeth_dev_bufcnt_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)248 static ssize_t qeth_dev_bufcnt_store(struct device *dev,
249 		struct device_attribute *attr, const char *buf, size_t count)
250 {
251 	struct qeth_card *card = dev_get_drvdata(dev);
252 	unsigned int cnt;
253 	int rc = 0;
254 
255 	rc = kstrtouint(buf, 10, &cnt);
256 	if (rc)
257 		return rc;
258 
259 	mutex_lock(&card->conf_mutex);
260 	if (card->state != CARD_STATE_DOWN) {
261 		rc = -EPERM;
262 		goto out;
263 	}
264 
265 	cnt = clamp(cnt, QETH_IN_BUF_COUNT_MIN, QETH_IN_BUF_COUNT_MAX);
266 	rc = qeth_resize_buffer_pool(card, cnt);
267 
268 out:
269 	mutex_unlock(&card->conf_mutex);
270 	return rc ? rc : count;
271 }
272 
273 static DEVICE_ATTR(buffer_count, 0644, qeth_dev_bufcnt_show,
274 		qeth_dev_bufcnt_store);
275 
qeth_dev_recover_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)276 static ssize_t qeth_dev_recover_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 	bool reset;
281 	int rc;
282 
283 	rc = kstrtobool(buf, &reset);
284 	if (rc)
285 		return rc;
286 
287 	if (!qeth_card_hw_is_reachable(card))
288 		return -EPERM;
289 
290 	if (reset)
291 		rc = qeth_schedule_recovery(card);
292 
293 	return rc ? rc : count;
294 }
295 
296 static DEVICE_ATTR(recover, 0200, NULL, qeth_dev_recover_store);
297 
qeth_dev_performance_stats_show(struct device * dev,struct device_attribute * attr,char * buf)298 static ssize_t qeth_dev_performance_stats_show(struct device *dev,
299 				struct device_attribute *attr, char *buf)
300 {
301 	return sysfs_emit(buf, "1\n");
302 }
303 
qeth_dev_performance_stats_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)304 static ssize_t qeth_dev_performance_stats_store(struct device *dev,
305 		struct device_attribute *attr, const char *buf, size_t count)
306 {
307 	struct qeth_card *card = dev_get_drvdata(dev);
308 	struct qeth_qdio_out_q *queue;
309 	unsigned int i;
310 	bool reset;
311 	int rc;
312 
313 	rc = kstrtobool(buf, &reset);
314 	if (rc)
315 		return rc;
316 
317 	if (reset) {
318 		memset(&card->stats, 0, sizeof(card->stats));
319 		for (i = 0; i < card->qdio.no_out_queues; i++) {
320 			queue = card->qdio.out_qs[i];
321 			if (!queue)
322 				break;
323 			memset(&queue->stats, 0, sizeof(queue->stats));
324 		}
325 	}
326 
327 	return count;
328 }
329 
330 static DEVICE_ATTR(performance_stats, 0644, qeth_dev_performance_stats_show,
331 		   qeth_dev_performance_stats_store);
332 
qeth_dev_layer2_show(struct device * dev,struct device_attribute * attr,char * buf)333 static ssize_t qeth_dev_layer2_show(struct device *dev,
334 		struct device_attribute *attr, char *buf)
335 {
336 	struct qeth_card *card = dev_get_drvdata(dev);
337 
338 	return sysfs_emit(buf, "%i\n", card->options.layer);
339 }
340 
qeth_dev_layer2_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)341 static ssize_t qeth_dev_layer2_store(struct device *dev,
342 		struct device_attribute *attr, const char *buf, size_t count)
343 {
344 	struct qeth_card *card = dev_get_drvdata(dev);
345 	struct net_device *ndev;
346 	enum qeth_discipline_id newdis;
347 	unsigned int input;
348 	int rc;
349 
350 	rc = kstrtouint(buf, 16, &input);
351 	if (rc)
352 		return rc;
353 
354 	switch (input) {
355 	case 0:
356 		newdis = QETH_DISCIPLINE_LAYER3;
357 		break;
358 	case 1:
359 		newdis = QETH_DISCIPLINE_LAYER2;
360 		break;
361 	default:
362 		return -EINVAL;
363 	}
364 
365 	mutex_lock(&card->discipline_mutex);
366 	if (card->state != CARD_STATE_DOWN) {
367 		rc = -EPERM;
368 		goto out;
369 	}
370 
371 	if (card->options.layer == newdis)
372 		goto out;
373 	if (card->info.layer_enforced) {
374 		/* fixed layer, can't switch */
375 		rc = -EOPNOTSUPP;
376 		goto out;
377 	}
378 
379 	if (card->discipline) {
380 		/* start with a new, pristine netdevice: */
381 		ndev = qeth_clone_netdev(card->dev);
382 		if (!ndev) {
383 			rc = -ENOMEM;
384 			goto out;
385 		}
386 
387 		qeth_remove_discipline(card);
388 		free_netdev(card->dev);
389 		card->dev = ndev;
390 	}
391 
392 	rc = qeth_setup_discipline(card, newdis);
393 
394 out:
395 	mutex_unlock(&card->discipline_mutex);
396 	return rc ? rc : count;
397 }
398 
399 static DEVICE_ATTR(layer2, 0644, qeth_dev_layer2_show,
400 		   qeth_dev_layer2_store);
401 
402 #define ATTR_QETH_ISOLATION_NONE	("none")
403 #define ATTR_QETH_ISOLATION_FWD		("forward")
404 #define ATTR_QETH_ISOLATION_DROP	("drop")
405 
qeth_dev_isolation_show(struct device * dev,struct device_attribute * attr,char * buf)406 static ssize_t qeth_dev_isolation_show(struct device *dev,
407 				struct device_attribute *attr, char *buf)
408 {
409 	struct qeth_card *card = dev_get_drvdata(dev);
410 
411 	switch (card->options.isolation) {
412 	case ISOLATION_MODE_NONE:
413 		return sysfs_emit(buf, "%s\n", ATTR_QETH_ISOLATION_NONE);
414 	case ISOLATION_MODE_FWD:
415 		return sysfs_emit(buf, "%s\n", ATTR_QETH_ISOLATION_FWD);
416 	case ISOLATION_MODE_DROP:
417 		return sysfs_emit(buf, "%s\n", ATTR_QETH_ISOLATION_DROP);
418 	default:
419 		return sysfs_emit(buf, "%s\n", "N/A");
420 	}
421 }
422 
qeth_dev_isolation_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)423 static ssize_t qeth_dev_isolation_store(struct device *dev,
424 		struct device_attribute *attr, const char *buf, size_t count)
425 {
426 	struct qeth_card *card = dev_get_drvdata(dev);
427 	enum qeth_ipa_isolation_modes isolation;
428 	int rc = 0;
429 
430 	mutex_lock(&card->conf_mutex);
431 	if (!IS_OSD(card) && !IS_OSX(card)) {
432 		rc = -EOPNOTSUPP;
433 		dev_err(&card->gdev->dev, "Adapter does not "
434 			"support QDIO data connection isolation\n");
435 		goto out;
436 	}
437 
438 	/* parse input into isolation mode */
439 	if (sysfs_streq(buf, ATTR_QETH_ISOLATION_NONE)) {
440 		isolation = ISOLATION_MODE_NONE;
441 	} else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_FWD)) {
442 		isolation = ISOLATION_MODE_FWD;
443 	} else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_DROP)) {
444 		isolation = ISOLATION_MODE_DROP;
445 	} else {
446 		rc = -EINVAL;
447 		goto out;
448 	}
449 
450 	if (qeth_card_hw_is_reachable(card))
451 		rc = qeth_setadpparms_set_access_ctrl(card, isolation);
452 
453 	if (!rc)
454 		WRITE_ONCE(card->options.isolation, isolation);
455 
456 out:
457 	mutex_unlock(&card->conf_mutex);
458 
459 	return rc ? rc : count;
460 }
461 
462 static DEVICE_ATTR(isolation, 0644, qeth_dev_isolation_show,
463 			qeth_dev_isolation_store);
464 
qeth_dev_switch_attrs_show(struct device * dev,struct device_attribute * attr,char * buf)465 static ssize_t qeth_dev_switch_attrs_show(struct device *dev,
466 				struct device_attribute *attr, char *buf)
467 {
468 	struct qeth_card *card = dev_get_drvdata(dev);
469 	struct qeth_switch_info sw_info;
470 	int	rc = 0;
471 
472 	if (!qeth_card_hw_is_reachable(card))
473 		return sysfs_emit(buf, "n/a\n");
474 
475 	rc = qeth_query_switch_attributes(card, &sw_info);
476 	if (rc)
477 		return rc;
478 
479 	if (!sw_info.capabilities)
480 		rc = sysfs_emit(buf, "unknown");
481 
482 	if (sw_info.capabilities & QETH_SWITCH_FORW_802_1)
483 		rc = sysfs_emit(buf,
484 				(sw_info.settings & QETH_SWITCH_FORW_802_1 ?
485 				"[802.1]" : "802.1"));
486 	if (sw_info.capabilities & QETH_SWITCH_FORW_REFL_RELAY)
487 		rc += sysfs_emit_at(buf, rc,
488 				    (sw_info.settings &
489 				    QETH_SWITCH_FORW_REFL_RELAY ?
490 				    " [rr]" : " rr"));
491 	rc += sysfs_emit_at(buf, rc, "\n");
492 
493 	return rc;
494 }
495 
496 static DEVICE_ATTR(switch_attrs, 0444,
497 		   qeth_dev_switch_attrs_show, NULL);
498 
qeth_hw_trap_show(struct device * dev,struct device_attribute * attr,char * buf)499 static ssize_t qeth_hw_trap_show(struct device *dev,
500 				struct device_attribute *attr, char *buf)
501 {
502 	struct qeth_card *card = dev_get_drvdata(dev);
503 
504 	if (card->info.hwtrap)
505 		return sysfs_emit(buf, "arm\n");
506 	else
507 		return sysfs_emit(buf, "disarm\n");
508 }
509 
qeth_hw_trap_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)510 static ssize_t qeth_hw_trap_store(struct device *dev,
511 		struct device_attribute *attr, const char *buf, size_t count)
512 {
513 	struct qeth_card *card = dev_get_drvdata(dev);
514 	int rc = 0;
515 	int state = 0;
516 
517 	mutex_lock(&card->conf_mutex);
518 	if (qeth_card_hw_is_reachable(card))
519 		state = 1;
520 
521 	if (sysfs_streq(buf, "arm") && !card->info.hwtrap) {
522 		if (state) {
523 			if (qeth_is_diagass_supported(card,
524 			    QETH_DIAGS_CMD_TRAP)) {
525 				rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_ARM);
526 				if (!rc)
527 					card->info.hwtrap = 1;
528 			} else
529 				rc = -EINVAL;
530 		} else
531 			card->info.hwtrap = 1;
532 	} else if (sysfs_streq(buf, "disarm") && card->info.hwtrap) {
533 		if (state) {
534 			rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM);
535 			if (!rc)
536 				card->info.hwtrap = 0;
537 		} else
538 			card->info.hwtrap = 0;
539 	} else if (sysfs_streq(buf, "trap") && state && card->info.hwtrap)
540 		rc = qeth_hw_trap(card, QETH_DIAGS_TRAP_CAPTURE);
541 	else
542 		rc = -EINVAL;
543 
544 	mutex_unlock(&card->conf_mutex);
545 	return rc ? rc : count;
546 }
547 
548 static DEVICE_ATTR(hw_trap, 0644, qeth_hw_trap_show,
549 		   qeth_hw_trap_store);
550 
qeth_dev_blkt_store(struct qeth_card * card,const char * buf,size_t count,int * value,int max_value)551 static ssize_t qeth_dev_blkt_store(struct qeth_card *card,
552 		const char *buf, size_t count, int *value, int max_value)
553 {
554 	unsigned int input;
555 	int rc;
556 
557 	rc = kstrtouint(buf, 10, &input);
558 	if (rc)
559 		return rc;
560 
561 	if (input > max_value)
562 		return -EINVAL;
563 
564 	mutex_lock(&card->conf_mutex);
565 	if (card->state != CARD_STATE_DOWN)
566 		rc = -EPERM;
567 	else
568 		*value = input;
569 	mutex_unlock(&card->conf_mutex);
570 	return rc ? rc : count;
571 }
572 
qeth_dev_blkt_total_show(struct device * dev,struct device_attribute * attr,char * buf)573 static ssize_t qeth_dev_blkt_total_show(struct device *dev,
574 				struct device_attribute *attr, char *buf)
575 {
576 	struct qeth_card *card = dev_get_drvdata(dev);
577 
578 	return sysfs_emit(buf, "%i\n", card->info.blkt.time_total);
579 }
580 
qeth_dev_blkt_total_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)581 static ssize_t qeth_dev_blkt_total_store(struct device *dev,
582 		struct device_attribute *attr, const char *buf, size_t count)
583 {
584 	struct qeth_card *card = dev_get_drvdata(dev);
585 
586 	return qeth_dev_blkt_store(card, buf, count,
587 				   &card->info.blkt.time_total, 5000);
588 }
589 
590 static DEVICE_ATTR(total, 0644, qeth_dev_blkt_total_show,
591 		   qeth_dev_blkt_total_store);
592 
qeth_dev_blkt_inter_show(struct device * dev,struct device_attribute * attr,char * buf)593 static ssize_t qeth_dev_blkt_inter_show(struct device *dev,
594 				struct device_attribute *attr, char *buf)
595 {
596 	struct qeth_card *card = dev_get_drvdata(dev);
597 
598 	return sysfs_emit(buf, "%i\n", card->info.blkt.inter_packet);
599 }
600 
qeth_dev_blkt_inter_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)601 static ssize_t qeth_dev_blkt_inter_store(struct device *dev,
602 		struct device_attribute *attr, const char *buf, size_t count)
603 {
604 	struct qeth_card *card = dev_get_drvdata(dev);
605 
606 	return qeth_dev_blkt_store(card, buf, count,
607 				   &card->info.blkt.inter_packet, 1000);
608 }
609 
610 static DEVICE_ATTR(inter, 0644, qeth_dev_blkt_inter_show,
611 		   qeth_dev_blkt_inter_store);
612 
qeth_dev_blkt_inter_jumbo_show(struct device * dev,struct device_attribute * attr,char * buf)613 static ssize_t qeth_dev_blkt_inter_jumbo_show(struct device *dev,
614 				struct device_attribute *attr, char *buf)
615 {
616 	struct qeth_card *card = dev_get_drvdata(dev);
617 
618 	return sysfs_emit(buf, "%i\n", card->info.blkt.inter_packet_jumbo);
619 }
620 
qeth_dev_blkt_inter_jumbo_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)621 static ssize_t qeth_dev_blkt_inter_jumbo_store(struct device *dev,
622 		struct device_attribute *attr, const char *buf, size_t count)
623 {
624 	struct qeth_card *card = dev_get_drvdata(dev);
625 
626 	return qeth_dev_blkt_store(card, buf, count,
627 				   &card->info.blkt.inter_packet_jumbo, 1000);
628 }
629 
630 static DEVICE_ATTR(inter_jumbo, 0644, qeth_dev_blkt_inter_jumbo_show,
631 		   qeth_dev_blkt_inter_jumbo_store);
632 
633 static struct attribute *qeth_blkt_device_attrs[] = {
634 	&dev_attr_total.attr,
635 	&dev_attr_inter.attr,
636 	&dev_attr_inter_jumbo.attr,
637 	NULL,
638 };
639 
640 static const struct attribute_group qeth_dev_blkt_group = {
641 	.name = "blkt",
642 	.attrs = qeth_blkt_device_attrs,
643 };
644 
645 static struct attribute *qeth_dev_extended_attrs[] = {
646 	&dev_attr_inbuf_size.attr,
647 	&dev_attr_portno.attr,
648 	&dev_attr_portname.attr,
649 	&dev_attr_priority_queueing.attr,
650 	&dev_attr_performance_stats.attr,
651 	&dev_attr_layer2.attr,
652 	&dev_attr_isolation.attr,
653 	&dev_attr_hw_trap.attr,
654 	&dev_attr_switch_attrs.attr,
655 	NULL,
656 };
657 
658 static const struct attribute_group qeth_dev_extended_group = {
659 	.attrs = qeth_dev_extended_attrs,
660 };
661 
662 static struct attribute *qeth_dev_attrs[] = {
663 	&dev_attr_state.attr,
664 	&dev_attr_chpid.attr,
665 	&dev_attr_if_name.attr,
666 	&dev_attr_card_type.attr,
667 	&dev_attr_buffer_count.attr,
668 	&dev_attr_recover.attr,
669 	NULL,
670 };
671 
672 static const struct attribute_group qeth_dev_group = {
673 	.attrs = qeth_dev_attrs,
674 };
675 
676 const struct attribute_group *qeth_dev_groups[] = {
677 	&qeth_dev_group,
678 	&qeth_dev_extended_group,
679 	&qeth_dev_blkt_group,
680 	NULL,
681 };
682