2 * linux/drivers/s390/net/qeth_main.c
4 * Linux on zSeries OSA Express and HiperSockets support
6 * Copyright 2000,2003 IBM Corporation
8 * Author(s): Original Code written by
9 * Utz Bacher (utz.bacher@de.ibm.com)
11 * Frank Pavlic (fpavlic@de.ibm.com) and
12 * Thomas Spatzier <tspat@de.ibm.com>
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2, or (at your option)
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 #include <linux/module.h>
31 #include <linux/moduleparam.h>
32 #include <linux/string.h>
33 #include <linux/errno.h>
36 #include <linux/inetdevice.h>
37 #include <linux/netdevice.h>
38 #include <linux/sched.h>
39 #include <linux/workqueue.h>
40 #include <linux/kernel.h>
41 #include <linux/slab.h>
42 #include <linux/interrupt.h>
43 #include <linux/tcp.h>
44 #include <linux/icmp.h>
45 #include <linux/skbuff.h>
47 #include <linux/igmp.h>
48 #include <linux/init.h>
49 #include <linux/reboot.h>
50 #include <linux/mii.h>
51 #include <linux/rcupdate.h>
52 #include <linux/ethtool.h>
56 #include <net/route.h>
58 #include <asm/ebcdic.h>
61 #include <asm/timex.h>
62 #include <asm/semaphore.h>
63 #include <asm/uaccess.h>
64 #include <asm/s390_rdev.h>
69 #include "qeth_eddp.h"
72 static const char *version
= "qeth S/390 OSA-Express driver";
75 * Debug Facility Stuff
77 static debug_info_t
*qeth_dbf_setup
= NULL
;
78 static debug_info_t
*qeth_dbf_data
= NULL
;
79 static debug_info_t
*qeth_dbf_misc
= NULL
;
80 static debug_info_t
*qeth_dbf_control
= NULL
;
81 debug_info_t
*qeth_dbf_trace
= NULL
;
82 static debug_info_t
*qeth_dbf_sense
= NULL
;
83 static debug_info_t
*qeth_dbf_qerr
= NULL
;
85 DEFINE_PER_CPU(char[256], qeth_dbf_txt_buf
);
87 static struct lock_class_key qdio_out_skb_queue_key
;
90 * some more definitions and declarations
92 static unsigned int known_devices
[][10] = QETH_MODELLIST_ARRAY
;
94 /* list of our cards */
95 struct qeth_card_list_struct qeth_card_list
;
96 /*process list want to be notified*/
97 spinlock_t qeth_notify_lock
;
98 struct list_head qeth_notify_list
;
100 static void qeth_send_control_data_cb(struct qeth_channel
*,
101 struct qeth_cmd_buffer
*);
104 * here we go with function implementation
107 qeth_init_qdio_info(struct qeth_card
*card
);
110 qeth_init_qdio_queues(struct qeth_card
*card
);
113 qeth_alloc_qdio_buffers(struct qeth_card
*card
);
116 qeth_free_qdio_buffers(struct qeth_card
*);
119 qeth_clear_qdio_buffers(struct qeth_card
*);
122 qeth_clear_ip_list(struct qeth_card
*, int, int);
125 qeth_clear_ipacmd_list(struct qeth_card
*);
128 qeth_qdio_clear_card(struct qeth_card
*, int);
131 qeth_clear_working_pool_list(struct qeth_card
*);
134 qeth_clear_cmd_buffers(struct qeth_channel
*);
137 qeth_stop(struct net_device
*);
140 qeth_clear_ipato_list(struct qeth_card
*);
143 qeth_is_addr_covered_by_ipato(struct qeth_card
*, struct qeth_ipaddr
*);
146 qeth_irq_tasklet(unsigned long);
149 qeth_set_online(struct ccwgroup_device
*);
152 __qeth_set_online(struct ccwgroup_device
*gdev
, int recovery_mode
);
154 static struct qeth_ipaddr
*
155 qeth_get_addr_buffer(enum qeth_prot_versions
);
158 qeth_set_multicast_list(struct net_device
*);
161 qeth_setadp_promisc_mode(struct qeth_card
*);
164 qeth_notify_processes(void)
166 /*notify all registered processes */
167 struct qeth_notify_list_struct
*n_entry
;
169 QETH_DBF_TEXT(trace
,3,"procnoti");
170 spin_lock(&qeth_notify_lock
);
171 list_for_each_entry(n_entry
, &qeth_notify_list
, list
) {
172 send_sig(n_entry
->signum
, n_entry
->task
, 1);
174 spin_unlock(&qeth_notify_lock
);
178 qeth_notifier_unregister(struct task_struct
*p
)
180 struct qeth_notify_list_struct
*n_entry
, *tmp
;
182 QETH_DBF_TEXT(trace
, 2, "notunreg");
183 spin_lock(&qeth_notify_lock
);
184 list_for_each_entry_safe(n_entry
, tmp
, &qeth_notify_list
, list
) {
185 if (n_entry
->task
== p
) {
186 list_del(&n_entry
->list
);
192 spin_unlock(&qeth_notify_lock
);
196 qeth_notifier_register(struct task_struct
*p
, int signum
)
198 struct qeth_notify_list_struct
*n_entry
;
200 /*check first if entry already exists*/
201 spin_lock(&qeth_notify_lock
);
202 list_for_each_entry(n_entry
, &qeth_notify_list
, list
) {
203 if (n_entry
->task
== p
) {
204 n_entry
->signum
= signum
;
205 spin_unlock(&qeth_notify_lock
);
209 spin_unlock(&qeth_notify_lock
);
211 n_entry
= (struct qeth_notify_list_struct
*)
212 kmalloc(sizeof(struct qeth_notify_list_struct
),GFP_KERNEL
);
216 n_entry
->signum
= signum
;
217 spin_lock(&qeth_notify_lock
);
218 list_add(&n_entry
->list
,&qeth_notify_list
);
219 spin_unlock(&qeth_notify_lock
);
225 * free channel command buffers
228 qeth_clean_channel(struct qeth_channel
*channel
)
232 QETH_DBF_TEXT(setup
, 2, "freech");
233 for (cnt
= 0; cnt
< QETH_CMD_BUFFER_NO
; cnt
++)
234 kfree(channel
->iob
[cnt
].data
);
241 qeth_free_card(struct qeth_card
*card
)
244 QETH_DBF_TEXT(setup
, 2, "freecrd");
245 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
246 qeth_clean_channel(&card
->read
);
247 qeth_clean_channel(&card
->write
);
249 free_netdev(card
->dev
);
250 qeth_clear_ip_list(card
, 0, 0);
251 qeth_clear_ipato_list(card
);
252 kfree(card
->ip_tbd_list
);
253 qeth_free_qdio_buffers(card
);
258 * alloc memory for command buffer per channel
261 qeth_setup_channel(struct qeth_channel
*channel
)
265 QETH_DBF_TEXT(setup
, 2, "setupch");
266 for (cnt
=0; cnt
< QETH_CMD_BUFFER_NO
; cnt
++) {
267 channel
->iob
[cnt
].data
= (char *)
268 kmalloc(QETH_BUFSIZE
, GFP_DMA
|GFP_KERNEL
);
269 if (channel
->iob
[cnt
].data
== NULL
)
271 channel
->iob
[cnt
].state
= BUF_STATE_FREE
;
272 channel
->iob
[cnt
].channel
= channel
;
273 channel
->iob
[cnt
].callback
= qeth_send_control_data_cb
;
274 channel
->iob
[cnt
].rc
= 0;
276 if (cnt
< QETH_CMD_BUFFER_NO
) {
278 kfree(channel
->iob
[cnt
].data
);
282 channel
->io_buf_no
= 0;
283 atomic_set(&channel
->irq_pending
, 0);
284 spin_lock_init(&channel
->iob_lock
);
286 init_waitqueue_head(&channel
->wait_q
);
287 channel
->irq_tasklet
.data
= (unsigned long) channel
;
288 channel
->irq_tasklet
.func
= qeth_irq_tasklet
;
293 * alloc memory for card structure
295 static struct qeth_card
*
296 qeth_alloc_card(void)
298 struct qeth_card
*card
;
300 QETH_DBF_TEXT(setup
, 2, "alloccrd");
301 card
= kzalloc(sizeof(struct qeth_card
), GFP_DMA
|GFP_KERNEL
);
304 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
305 if (qeth_setup_channel(&card
->read
)) {
309 if (qeth_setup_channel(&card
->write
)) {
310 qeth_clean_channel(&card
->read
);
318 __qeth_check_irb_error(struct ccw_device
*cdev
, struct irb
*irb
)
323 switch (PTR_ERR(irb
)) {
325 PRINT_WARN("i/o-error on device %s\n", cdev
->dev
.bus_id
);
326 QETH_DBF_TEXT(trace
, 2, "ckirberr");
327 QETH_DBF_TEXT_(trace
, 2, " rc%d", -EIO
);
330 PRINT_WARN("timeout on device %s\n", cdev
->dev
.bus_id
);
331 QETH_DBF_TEXT(trace
, 2, "ckirberr");
332 QETH_DBF_TEXT_(trace
, 2, " rc%d", -ETIMEDOUT
);
335 PRINT_WARN("unknown error %ld on device %s\n", PTR_ERR(irb
),
337 QETH_DBF_TEXT(trace
, 2, "ckirberr");
338 QETH_DBF_TEXT(trace
, 2, " rc???");
344 qeth_get_problem(struct ccw_device
*cdev
, struct irb
*irb
)
349 sense
= (char *) irb
->ecw
;
350 cstat
= irb
->scsw
.cstat
;
351 dstat
= irb
->scsw
.dstat
;
353 if (cstat
& (SCHN_STAT_CHN_CTRL_CHK
| SCHN_STAT_INTF_CTRL_CHK
|
354 SCHN_STAT_CHN_DATA_CHK
| SCHN_STAT_CHAIN_CHECK
|
355 SCHN_STAT_PROT_CHECK
| SCHN_STAT_PROG_CHECK
)) {
356 QETH_DBF_TEXT(trace
,2, "CGENCHK");
357 PRINT_WARN("check on device %s, dstat=x%x, cstat=x%x ",
358 cdev
->dev
.bus_id
, dstat
, cstat
);
359 HEXDUMP16(WARN
, "irb: ", irb
);
360 HEXDUMP16(WARN
, "irb: ", ((char *) irb
) + 32);
364 if (dstat
& DEV_STAT_UNIT_CHECK
) {
365 if (sense
[SENSE_RESETTING_EVENT_BYTE
] &
366 SENSE_RESETTING_EVENT_FLAG
) {
367 QETH_DBF_TEXT(trace
,2,"REVIND");
370 if (sense
[SENSE_COMMAND_REJECT_BYTE
] &
371 SENSE_COMMAND_REJECT_FLAG
) {
372 QETH_DBF_TEXT(trace
,2,"CMDREJi");
375 if ((sense
[2] == 0xaf) && (sense
[3] == 0xfe)) {
376 QETH_DBF_TEXT(trace
,2,"AFFE");
379 if ((!sense
[0]) && (!sense
[1]) && (!sense
[2]) && (!sense
[3])) {
380 QETH_DBF_TEXT(trace
,2,"ZEROSEN");
383 QETH_DBF_TEXT(trace
,2,"DGENCHK");
388 static int qeth_issue_next_read(struct qeth_card
*);
394 qeth_irq(struct ccw_device
*cdev
, unsigned long intparm
, struct irb
*irb
)
398 struct qeth_cmd_buffer
*buffer
;
399 struct qeth_channel
*channel
;
400 struct qeth_card
*card
;
402 QETH_DBF_TEXT(trace
,5,"irq");
404 if (__qeth_check_irb_error(cdev
, irb
))
406 cstat
= irb
->scsw
.cstat
;
407 dstat
= irb
->scsw
.dstat
;
409 card
= CARD_FROM_CDEV(cdev
);
413 if (card
->read
.ccwdev
== cdev
){
414 channel
= &card
->read
;
415 QETH_DBF_TEXT(trace
,5,"read");
416 } else if (card
->write
.ccwdev
== cdev
) {
417 channel
= &card
->write
;
418 QETH_DBF_TEXT(trace
,5,"write");
420 channel
= &card
->data
;
421 QETH_DBF_TEXT(trace
,5,"data");
423 atomic_set(&channel
->irq_pending
, 0);
425 if (irb
->scsw
.fctl
& (SCSW_FCTL_CLEAR_FUNC
))
426 channel
->state
= CH_STATE_STOPPED
;
428 if (irb
->scsw
.fctl
& (SCSW_FCTL_HALT_FUNC
))
429 channel
->state
= CH_STATE_HALTED
;
431 /*let's wake up immediately on data channel*/
432 if ((channel
== &card
->data
) && (intparm
!= 0))
435 if (intparm
== QETH_CLEAR_CHANNEL_PARM
) {
436 QETH_DBF_TEXT(trace
, 6, "clrchpar");
437 /* we don't have to handle this further */
440 if (intparm
== QETH_HALT_CHANNEL_PARM
) {
441 QETH_DBF_TEXT(trace
, 6, "hltchpar");
442 /* we don't have to handle this further */
445 if ((dstat
& DEV_STAT_UNIT_EXCEP
) ||
446 (dstat
& DEV_STAT_UNIT_CHECK
) ||
448 if (irb
->esw
.esw0
.erw
.cons
) {
449 /* TODO: we should make this s390dbf */
450 PRINT_WARN("sense data available on channel %s.\n",
451 CHANNEL_ID(channel
));
452 PRINT_WARN(" cstat 0x%X\n dstat 0x%X\n", cstat
, dstat
);
453 HEXDUMP16(WARN
,"irb: ",irb
);
454 HEXDUMP16(WARN
,"sense data: ",irb
->ecw
);
456 rc
= qeth_get_problem(cdev
,irb
);
458 qeth_schedule_recovery(card
);
464 buffer
= (struct qeth_cmd_buffer
*) __va((addr_t
)intparm
);
465 buffer
->state
= BUF_STATE_PROCESSED
;
467 if (channel
== &card
->data
)
470 if (channel
== &card
->read
&&
471 channel
->state
== CH_STATE_UP
)
472 qeth_issue_next_read(card
);
474 tasklet_schedule(&channel
->irq_tasklet
);
477 wake_up(&card
->wait_q
);
481 * tasklet function scheduled from irq handler
484 qeth_irq_tasklet(unsigned long data
)
486 struct qeth_card
*card
;
487 struct qeth_channel
*channel
;
488 struct qeth_cmd_buffer
*iob
;
491 QETH_DBF_TEXT(trace
,5,"irqtlet");
492 channel
= (struct qeth_channel
*) data
;
494 index
= channel
->buf_no
;
495 card
= CARD_FROM_CDEV(channel
->ccwdev
);
496 while (iob
[index
].state
== BUF_STATE_PROCESSED
) {
497 if (iob
[index
].callback
!=NULL
) {
498 iob
[index
].callback(channel
,iob
+ index
);
500 index
= (index
+ 1) % QETH_CMD_BUFFER_NO
;
502 channel
->buf_no
= index
;
503 wake_up(&card
->wait_q
);
506 static int qeth_stop_card(struct qeth_card
*, int);
509 __qeth_set_offline(struct ccwgroup_device
*cgdev
, int recovery_mode
)
511 struct qeth_card
*card
= (struct qeth_card
*) cgdev
->dev
.driver_data
;
512 int rc
= 0, rc2
= 0, rc3
= 0;
513 enum qeth_card_states recover_flag
;
515 QETH_DBF_TEXT(setup
, 3, "setoffl");
516 QETH_DBF_HEX(setup
, 3, &card
, sizeof(void *));
518 if (card
->dev
&& netif_carrier_ok(card
->dev
))
519 netif_carrier_off(card
->dev
);
520 recover_flag
= card
->state
;
521 if (qeth_stop_card(card
, recovery_mode
) == -ERESTARTSYS
){
522 PRINT_WARN("Stopping card %s interrupted by user!\n",
526 rc
= ccw_device_set_offline(CARD_DDEV(card
));
527 rc2
= ccw_device_set_offline(CARD_WDEV(card
));
528 rc3
= ccw_device_set_offline(CARD_RDEV(card
));
530 rc
= (rc2
) ? rc2
: rc3
;
532 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
533 if (recover_flag
== CARD_STATE_UP
)
534 card
->state
= CARD_STATE_RECOVER
;
535 qeth_notify_processes();
540 qeth_set_offline(struct ccwgroup_device
*cgdev
)
542 return __qeth_set_offline(cgdev
, 0);
546 qeth_wait_for_threads(struct qeth_card
*card
, unsigned long threads
);
550 qeth_remove_device(struct ccwgroup_device
*cgdev
)
552 struct qeth_card
*card
= (struct qeth_card
*) cgdev
->dev
.driver_data
;
555 QETH_DBF_TEXT(setup
, 3, "rmdev");
556 QETH_DBF_HEX(setup
, 3, &card
, sizeof(void *));
561 if (qeth_wait_for_threads(card
, 0xffffffff))
564 if (cgdev
->state
== CCWGROUP_ONLINE
){
565 card
->use_hard_stop
= 1;
566 qeth_set_offline(cgdev
);
568 /* remove form our internal list */
569 write_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
570 list_del(&card
->list
);
571 write_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
573 unregister_netdev(card
->dev
);
574 qeth_remove_device_attributes(&cgdev
->dev
);
575 qeth_free_card(card
);
576 cgdev
->dev
.driver_data
= NULL
;
577 put_device(&cgdev
->dev
);
581 qeth_register_addr_entry(struct qeth_card
*, struct qeth_ipaddr
*);
583 qeth_deregister_addr_entry(struct qeth_card
*, struct qeth_ipaddr
*);
586 * Add/remove address to/from card's ip list, i.e. try to add or remove
587 * reference to/from an IP address that is already registered on the card.
589 * 0 address was on card and its reference count has been adjusted,
590 * but is still > 0, so nothing has to be done
591 * also returns 0 if card was not on card and the todo was to delete
592 * the address -> there is also nothing to be done
593 * 1 address was not on card and the todo is to add it to the card's ip
595 * -1 address was on card and its reference count has been decremented
596 * to <= 0 by the todo -> address must be removed from card
599 __qeth_ref_ip_on_card(struct qeth_card
*card
, struct qeth_ipaddr
*todo
,
600 struct qeth_ipaddr
**__addr
)
602 struct qeth_ipaddr
*addr
;
605 list_for_each_entry(addr
, &card
->ip_list
, entry
) {
606 if (card
->options
.layer2
) {
607 if ((addr
->type
== todo
->type
) &&
608 (memcmp(&addr
->mac
, &todo
->mac
,
609 OSA_ADDR_LEN
) == 0)) {
615 if ((addr
->proto
== QETH_PROT_IPV4
) &&
616 (todo
->proto
== QETH_PROT_IPV4
) &&
617 (addr
->type
== todo
->type
) &&
618 (addr
->u
.a4
.addr
== todo
->u
.a4
.addr
) &&
619 (addr
->u
.a4
.mask
== todo
->u
.a4
.mask
)) {
623 if ((addr
->proto
== QETH_PROT_IPV6
) &&
624 (todo
->proto
== QETH_PROT_IPV6
) &&
625 (addr
->type
== todo
->type
) &&
626 (addr
->u
.a6
.pfxlen
== todo
->u
.a6
.pfxlen
) &&
627 (memcmp(&addr
->u
.a6
.addr
, &todo
->u
.a6
.addr
,
628 sizeof(struct in6_addr
)) == 0)) {
634 addr
->users
+= todo
->users
;
635 if (addr
->users
<= 0){
639 /* for VIPA and RXIP limit refcount to 1 */
640 if (addr
->type
!= QETH_IP_TYPE_NORMAL
)
645 if (todo
->users
> 0) {
646 /* for VIPA and RXIP limit refcount to 1 */
647 if (todo
->type
!= QETH_IP_TYPE_NORMAL
)
655 __qeth_address_exists_in_list(struct list_head
*list
, struct qeth_ipaddr
*addr
,
658 struct qeth_ipaddr
*tmp
;
660 list_for_each_entry(tmp
, list
, entry
) {
661 if ((tmp
->proto
== QETH_PROT_IPV4
) &&
662 (addr
->proto
== QETH_PROT_IPV4
) &&
663 ((same_type
&& (tmp
->type
== addr
->type
)) ||
664 (!same_type
&& (tmp
->type
!= addr
->type
)) ) &&
665 (tmp
->u
.a4
.addr
== addr
->u
.a4
.addr
) ){
668 if ((tmp
->proto
== QETH_PROT_IPV6
) &&
669 (addr
->proto
== QETH_PROT_IPV6
) &&
670 ((same_type
&& (tmp
->type
== addr
->type
)) ||
671 (!same_type
&& (tmp
->type
!= addr
->type
)) ) &&
672 (memcmp(&tmp
->u
.a6
.addr
, &addr
->u
.a6
.addr
,
673 sizeof(struct in6_addr
)) == 0) ) {
681 * Add IP to be added to todo list. If there is already an "add todo"
682 * in this list we just incremenent the reference count.
683 * Returns 0 if we just incremented reference count.
686 __qeth_insert_ip_todo(struct qeth_card
*card
, struct qeth_ipaddr
*addr
, int add
)
688 struct qeth_ipaddr
*tmp
, *t
;
691 list_for_each_entry_safe(tmp
, t
, card
->ip_tbd_list
, entry
) {
692 if ((addr
->type
== QETH_IP_TYPE_DEL_ALL_MC
) &&
693 (tmp
->type
== QETH_IP_TYPE_DEL_ALL_MC
))
695 if (card
->options
.layer2
) {
696 if ((tmp
->type
== addr
->type
) &&
697 (tmp
->is_multicast
== addr
->is_multicast
) &&
698 (memcmp(&tmp
->mac
, &addr
->mac
,
699 OSA_ADDR_LEN
) == 0)) {
705 if ((tmp
->proto
== QETH_PROT_IPV4
) &&
706 (addr
->proto
== QETH_PROT_IPV4
) &&
707 (tmp
->type
== addr
->type
) &&
708 (tmp
->is_multicast
== addr
->is_multicast
) &&
709 (tmp
->u
.a4
.addr
== addr
->u
.a4
.addr
) &&
710 (tmp
->u
.a4
.mask
== addr
->u
.a4
.mask
)) {
714 if ((tmp
->proto
== QETH_PROT_IPV6
) &&
715 (addr
->proto
== QETH_PROT_IPV6
) &&
716 (tmp
->type
== addr
->type
) &&
717 (tmp
->is_multicast
== addr
->is_multicast
) &&
718 (tmp
->u
.a6
.pfxlen
== addr
->u
.a6
.pfxlen
) &&
719 (memcmp(&tmp
->u
.a6
.addr
, &addr
->u
.a6
.addr
,
720 sizeof(struct in6_addr
)) == 0)) {
726 if (addr
->users
!= 0)
727 tmp
->users
+= addr
->users
;
729 tmp
->users
+= add
? 1:-1;
730 if (tmp
->users
== 0) {
731 list_del(&tmp
->entry
);
736 if (addr
->type
== QETH_IP_TYPE_DEL_ALL_MC
)
737 list_add(&addr
->entry
, card
->ip_tbd_list
);
739 if (addr
->users
== 0)
740 addr
->users
+= add
? 1:-1;
741 if (add
&& (addr
->type
== QETH_IP_TYPE_NORMAL
) &&
742 qeth_is_addr_covered_by_ipato(card
, addr
)){
743 QETH_DBF_TEXT(trace
, 2, "tkovaddr");
744 addr
->set_flags
|= QETH_IPA_SETIP_TAKEOVER_FLAG
;
746 list_add_tail(&addr
->entry
, card
->ip_tbd_list
);
753 * Remove IP address from list
756 qeth_delete_ip(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
761 QETH_DBF_TEXT(trace
, 4, "delip");
763 if (card
->options
.layer2
)
764 QETH_DBF_HEX(trace
, 4, &addr
->mac
, 6);
765 else if (addr
->proto
== QETH_PROT_IPV4
)
766 QETH_DBF_HEX(trace
, 4, &addr
->u
.a4
.addr
, 4);
768 QETH_DBF_HEX(trace
, 4, &addr
->u
.a6
.addr
, 8);
769 QETH_DBF_HEX(trace
, 4, ((char *)&addr
->u
.a6
.addr
) + 8, 8);
771 spin_lock_irqsave(&card
->ip_lock
, flags
);
772 rc
= __qeth_insert_ip_todo(card
, addr
, 0);
773 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
778 qeth_add_ip(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
783 QETH_DBF_TEXT(trace
, 4, "addip");
784 if (card
->options
.layer2
)
785 QETH_DBF_HEX(trace
, 4, &addr
->mac
, 6);
786 else if (addr
->proto
== QETH_PROT_IPV4
)
787 QETH_DBF_HEX(trace
, 4, &addr
->u
.a4
.addr
, 4);
789 QETH_DBF_HEX(trace
, 4, &addr
->u
.a6
.addr
, 8);
790 QETH_DBF_HEX(trace
, 4, ((char *)&addr
->u
.a6
.addr
) + 8, 8);
792 spin_lock_irqsave(&card
->ip_lock
, flags
);
793 rc
= __qeth_insert_ip_todo(card
, addr
, 1);
794 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
799 __qeth_delete_all_mc(struct qeth_card
*card
, unsigned long *flags
)
801 struct qeth_ipaddr
*addr
, *tmp
;
804 list_for_each_entry_safe(addr
, tmp
, &card
->ip_list
, entry
) {
805 if (addr
->is_multicast
) {
806 spin_unlock_irqrestore(&card
->ip_lock
, *flags
);
807 rc
= qeth_deregister_addr_entry(card
, addr
);
808 spin_lock_irqsave(&card
->ip_lock
, *flags
);
810 list_del(&addr
->entry
);
819 qeth_set_ip_addr_list(struct qeth_card
*card
)
821 struct list_head
*tbd_list
;
822 struct qeth_ipaddr
*todo
, *addr
;
826 QETH_DBF_TEXT(trace
, 2, "sdiplist");
827 QETH_DBF_HEX(trace
, 2, &card
, sizeof(void *));
829 spin_lock_irqsave(&card
->ip_lock
, flags
);
830 tbd_list
= card
->ip_tbd_list
;
831 card
->ip_tbd_list
= kmalloc(sizeof(struct list_head
), GFP_ATOMIC
);
832 if (!card
->ip_tbd_list
) {
833 QETH_DBF_TEXT(trace
, 0, "silnomem");
834 card
->ip_tbd_list
= tbd_list
;
835 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
838 INIT_LIST_HEAD(card
->ip_tbd_list
);
840 while (!list_empty(tbd_list
)){
841 todo
= list_entry(tbd_list
->next
, struct qeth_ipaddr
, entry
);
842 list_del(&todo
->entry
);
843 if (todo
->type
== QETH_IP_TYPE_DEL_ALL_MC
){
844 __qeth_delete_all_mc(card
, &flags
);
848 rc
= __qeth_ref_ip_on_card(card
, todo
, &addr
);
850 /* nothing to be done; only adjusted refcount */
852 } else if (rc
== 1) {
853 /* new entry to be added to on-card list */
854 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
855 rc
= qeth_register_addr_entry(card
, todo
);
856 spin_lock_irqsave(&card
->ip_lock
, flags
);
858 list_add_tail(&todo
->entry
, &card
->ip_list
);
861 } else if (rc
== -1) {
862 /* on-card entry to be removed */
863 list_del_init(&addr
->entry
);
864 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
865 rc
= qeth_deregister_addr_entry(card
, addr
);
866 spin_lock_irqsave(&card
->ip_lock
, flags
);
870 list_add_tail(&addr
->entry
, &card
->ip_list
);
874 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
878 static void qeth_delete_mc_addresses(struct qeth_card
*);
879 static void qeth_add_multicast_ipv4(struct qeth_card
*);
880 static void qeth_layer2_add_multicast(struct qeth_card
*);
881 #ifdef CONFIG_QETH_IPV6
882 static void qeth_add_multicast_ipv6(struct qeth_card
*);
886 qeth_set_thread_start_bit(struct qeth_card
*card
, unsigned long thread
)
890 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
891 if ( !(card
->thread_allowed_mask
& thread
) ||
892 (card
->thread_start_mask
& thread
) ) {
893 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
896 card
->thread_start_mask
|= thread
;
897 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
902 qeth_clear_thread_start_bit(struct qeth_card
*card
, unsigned long thread
)
906 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
907 card
->thread_start_mask
&= ~thread
;
908 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
909 wake_up(&card
->wait_q
);
913 qeth_clear_thread_running_bit(struct qeth_card
*card
, unsigned long thread
)
917 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
918 card
->thread_running_mask
&= ~thread
;
919 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
920 wake_up(&card
->wait_q
);
924 __qeth_do_run_thread(struct qeth_card
*card
, unsigned long thread
)
929 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
930 if (card
->thread_start_mask
& thread
){
931 if ((card
->thread_allowed_mask
& thread
) &&
932 !(card
->thread_running_mask
& thread
)){
934 card
->thread_start_mask
&= ~thread
;
935 card
->thread_running_mask
|= thread
;
939 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
944 qeth_do_run_thread(struct qeth_card
*card
, unsigned long thread
)
948 wait_event(card
->wait_q
,
949 (rc
= __qeth_do_run_thread(card
, thread
)) >= 0);
954 qeth_register_ip_addresses(void *ptr
)
956 struct qeth_card
*card
;
958 card
= (struct qeth_card
*) ptr
;
959 daemonize("qeth_reg_ip");
960 QETH_DBF_TEXT(trace
,4,"regipth1");
961 if (!qeth_do_run_thread(card
, QETH_SET_IP_THREAD
))
963 QETH_DBF_TEXT(trace
,4,"regipth2");
964 qeth_set_ip_addr_list(card
);
965 qeth_clear_thread_running_bit(card
, QETH_SET_IP_THREAD
);
970 * Drive the SET_PROMISC_MODE thread
973 qeth_set_promisc_mode(void *ptr
)
975 struct qeth_card
*card
= (struct qeth_card
*) ptr
;
977 daemonize("qeth_setprm");
978 QETH_DBF_TEXT(trace
,4,"setprm1");
979 if (!qeth_do_run_thread(card
, QETH_SET_PROMISC_MODE_THREAD
))
981 QETH_DBF_TEXT(trace
,4,"setprm2");
982 qeth_setadp_promisc_mode(card
);
983 qeth_clear_thread_running_bit(card
, QETH_SET_PROMISC_MODE_THREAD
);
988 qeth_recover(void *ptr
)
990 struct qeth_card
*card
;
993 card
= (struct qeth_card
*) ptr
;
994 daemonize("qeth_recover");
995 QETH_DBF_TEXT(trace
,2,"recover1");
996 QETH_DBF_HEX(trace
, 2, &card
, sizeof(void *));
997 if (!qeth_do_run_thread(card
, QETH_RECOVER_THREAD
))
999 QETH_DBF_TEXT(trace
,2,"recover2");
1000 PRINT_WARN("Recovery of device %s started ...\n",
1002 card
->use_hard_stop
= 1;
1003 __qeth_set_offline(card
->gdev
,1);
1004 rc
= __qeth_set_online(card
->gdev
,1);
1006 PRINT_INFO("Device %s successfully recovered!\n",
1009 PRINT_INFO("Device %s could not be recovered!\n",
1011 /* don't run another scheduled recovery */
1012 qeth_clear_thread_start_bit(card
, QETH_RECOVER_THREAD
);
1013 qeth_clear_thread_running_bit(card
, QETH_RECOVER_THREAD
);
1018 qeth_schedule_recovery(struct qeth_card
*card
)
1020 QETH_DBF_TEXT(trace
,2,"startrec");
1021 if (qeth_set_thread_start_bit(card
, QETH_RECOVER_THREAD
) == 0)
1022 schedule_work(&card
->kernel_thread_starter
);
1026 qeth_do_start_thread(struct qeth_card
*card
, unsigned long thread
)
1028 unsigned long flags
;
1031 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
1032 QETH_DBF_TEXT_(trace
, 4, " %02x%02x%02x",
1033 (u8
) card
->thread_start_mask
,
1034 (u8
) card
->thread_allowed_mask
,
1035 (u8
) card
->thread_running_mask
);
1036 rc
= (card
->thread_start_mask
& thread
);
1037 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
1042 qeth_start_kernel_thread(struct qeth_card
*card
)
1044 QETH_DBF_TEXT(trace
, 2, "strthrd");
1046 if (card
->read
.state
!= CH_STATE_UP
&&
1047 card
->write
.state
!= CH_STATE_UP
)
1050 if (qeth_do_start_thread(card
, QETH_SET_IP_THREAD
))
1051 kernel_thread(qeth_register_ip_addresses
, (void *)card
,SIGCHLD
);
1052 if (qeth_do_start_thread(card
, QETH_SET_PROMISC_MODE_THREAD
))
1053 kernel_thread(qeth_set_promisc_mode
, (void *)card
, SIGCHLD
);
1054 if (qeth_do_start_thread(card
, QETH_RECOVER_THREAD
))
1055 kernel_thread(qeth_recover
, (void *) card
, SIGCHLD
);
1060 qeth_set_intial_options(struct qeth_card
*card
)
1062 card
->options
.route4
.type
= NO_ROUTER
;
1063 #ifdef CONFIG_QETH_IPV6
1064 card
->options
.route6
.type
= NO_ROUTER
;
1065 #endif /* QETH_IPV6 */
1066 card
->options
.checksum_type
= QETH_CHECKSUM_DEFAULT
;
1067 card
->options
.broadcast_mode
= QETH_TR_BROADCAST_ALLRINGS
;
1068 card
->options
.macaddr_mode
= QETH_TR_MACADDR_NONCANONICAL
;
1069 card
->options
.fake_broadcast
= 0;
1070 card
->options
.add_hhlen
= DEFAULT_ADD_HHLEN
;
1071 card
->options
.fake_ll
= 0;
1072 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
1073 card
->options
.layer2
= 1;
1075 card
->options
.layer2
= 0;
1079 * initialize channels ,card and all state machines
1082 qeth_setup_card(struct qeth_card
*card
)
1085 QETH_DBF_TEXT(setup
, 2, "setupcrd");
1086 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
1088 card
->read
.state
= CH_STATE_DOWN
;
1089 card
->write
.state
= CH_STATE_DOWN
;
1090 card
->data
.state
= CH_STATE_DOWN
;
1091 card
->state
= CARD_STATE_DOWN
;
1092 card
->lan_online
= 0;
1093 card
->use_hard_stop
= 0;
1095 #ifdef CONFIG_QETH_VLAN
1096 spin_lock_init(&card
->vlanlock
);
1097 card
->vlangrp
= NULL
;
1099 spin_lock_init(&card
->lock
);
1100 spin_lock_init(&card
->ip_lock
);
1101 spin_lock_init(&card
->thread_mask_lock
);
1102 card
->thread_start_mask
= 0;
1103 card
->thread_allowed_mask
= 0;
1104 card
->thread_running_mask
= 0;
1105 INIT_WORK(&card
->kernel_thread_starter
,
1106 (void *)qeth_start_kernel_thread
,card
);
1107 INIT_LIST_HEAD(&card
->ip_list
);
1108 card
->ip_tbd_list
= kmalloc(sizeof(struct list_head
), GFP_KERNEL
);
1109 if (!card
->ip_tbd_list
) {
1110 QETH_DBF_TEXT(setup
, 0, "iptbdnom");
1113 INIT_LIST_HEAD(card
->ip_tbd_list
);
1114 INIT_LIST_HEAD(&card
->cmd_waiter_list
);
1115 init_waitqueue_head(&card
->wait_q
);
1116 /* intial options */
1117 qeth_set_intial_options(card
);
1118 /* IP address takeover */
1119 INIT_LIST_HEAD(&card
->ipato
.entries
);
1120 card
->ipato
.enabled
= 0;
1121 card
->ipato
.invert4
= 0;
1122 card
->ipato
.invert6
= 0;
1123 /* init QDIO stuff */
1124 qeth_init_qdio_info(card
);
1129 is_1920_device (struct qeth_card
*card
)
1131 int single_queue
= 0;
1132 struct ccw_device
*ccwdev
;
1133 struct channelPath_dsc
{
1144 QETH_DBF_TEXT(setup
, 2, "chk_1920");
1146 ccwdev
= card
->data
.ccwdev
;
1147 chp_dsc
= (struct channelPath_dsc
*)ccw_device_get_chp_desc(ccwdev
, 0);
1148 if (chp_dsc
!= NULL
) {
1149 /* CHPP field bit 6 == 1 -> single queue */
1150 single_queue
= ((chp_dsc
->chpp
& 0x02) == 0x02);
1153 QETH_DBF_TEXT_(setup
, 2, "rc:%x", single_queue
);
1154 return single_queue
;
1158 qeth_determine_card_type(struct qeth_card
*card
)
1162 QETH_DBF_TEXT(setup
, 2, "detcdtyp");
1164 card
->qdio
.do_prio_queueing
= QETH_PRIOQ_DEFAULT
;
1165 card
->qdio
.default_out_queue
= QETH_DEFAULT_QUEUE
;
1166 while (known_devices
[i
][4]) {
1167 if ((CARD_RDEV(card
)->id
.dev_type
== known_devices
[i
][2]) &&
1168 (CARD_RDEV(card
)->id
.dev_model
== known_devices
[i
][3])) {
1169 card
->info
.type
= known_devices
[i
][4];
1170 card
->qdio
.no_out_queues
= known_devices
[i
][8];
1171 card
->info
.is_multicast_different
= known_devices
[i
][9];
1172 if (is_1920_device(card
)) {
1173 PRINT_INFO("Priority Queueing not able "
1174 "due to hardware limitations!\n");
1175 card
->qdio
.no_out_queues
= 1;
1176 card
->qdio
.default_out_queue
= 0;
1182 card
->info
.type
= QETH_CARD_TYPE_UNKNOWN
;
1183 PRINT_ERR("unknown card type on device %s\n", CARD_BUS_ID(card
));
1188 qeth_probe_device(struct ccwgroup_device
*gdev
)
1190 struct qeth_card
*card
;
1192 unsigned long flags
;
1195 QETH_DBF_TEXT(setup
, 2, "probedev");
1198 if (!get_device(dev
))
1201 QETH_DBF_TEXT_(setup
, 2, "%s", gdev
->dev
.bus_id
);
1203 card
= qeth_alloc_card();
1206 QETH_DBF_TEXT_(setup
, 2, "1err%d", -ENOMEM
);
1209 card
->read
.ccwdev
= gdev
->cdev
[0];
1210 card
->write
.ccwdev
= gdev
->cdev
[1];
1211 card
->data
.ccwdev
= gdev
->cdev
[2];
1212 gdev
->dev
.driver_data
= card
;
1214 gdev
->cdev
[0]->handler
= qeth_irq
;
1215 gdev
->cdev
[1]->handler
= qeth_irq
;
1216 gdev
->cdev
[2]->handler
= qeth_irq
;
1218 if ((rc
= qeth_determine_card_type(card
))){
1219 PRINT_WARN("%s: not a valid card type\n", __func__
);
1220 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
1222 qeth_free_card(card
);
1225 if ((rc
= qeth_setup_card(card
))){
1226 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
1228 qeth_free_card(card
);
1231 rc
= qeth_create_device_attributes(dev
);
1234 qeth_free_card(card
);
1237 /* insert into our internal list */
1238 write_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
1239 list_add_tail(&card
->list
, &qeth_card_list
.list
);
1240 write_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
1246 qeth_get_unitaddr(struct qeth_card
*card
)
1252 QETH_DBF_TEXT(setup
, 2, "getunit");
1253 rc
= read_conf_data(CARD_DDEV(card
), (void **) &prcd
, &length
);
1255 PRINT_ERR("read_conf_data for device %s returned %i\n",
1256 CARD_DDEV_ID(card
), rc
);
1259 card
->info
.chpid
= prcd
[30];
1260 card
->info
.unit_addr2
= prcd
[31];
1261 card
->info
.cula
= prcd
[63];
1262 card
->info
.guestlan
= ((prcd
[0x10] == _ascebc
['V']) &&
1263 (prcd
[0x11] == _ascebc
['M']));
1268 qeth_init_tokens(struct qeth_card
*card
)
1270 card
->token
.issuer_rm_w
= 0x00010103UL
;
1271 card
->token
.cm_filter_w
= 0x00010108UL
;
1272 card
->token
.cm_connection_w
= 0x0001010aUL
;
1273 card
->token
.ulp_filter_w
= 0x0001010bUL
;
1274 card
->token
.ulp_connection_w
= 0x0001010dUL
;
1278 raw_devno_from_bus_id(char *id
)
1280 id
+= (strlen(id
) - 4);
1281 return (__u16
) simple_strtoul(id
, &id
, 16);
1287 qeth_setup_ccw(struct qeth_channel
*channel
,unsigned char *iob
, __u32 len
)
1289 struct qeth_card
*card
;
1291 QETH_DBF_TEXT(trace
, 4, "setupccw");
1292 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1293 if (channel
== &card
->read
)
1294 memcpy(&channel
->ccw
, READ_CCW
, sizeof(struct ccw1
));
1296 memcpy(&channel
->ccw
, WRITE_CCW
, sizeof(struct ccw1
));
1297 channel
->ccw
.count
= len
;
1298 channel
->ccw
.cda
= (__u32
) __pa(iob
);
1302 * get free buffer for ccws (IDX activation, lancmds,ipassists...)
1304 static struct qeth_cmd_buffer
*
1305 __qeth_get_buffer(struct qeth_channel
*channel
)
1309 QETH_DBF_TEXT(trace
, 6, "getbuff");
1310 index
= channel
->io_buf_no
;
1312 if (channel
->iob
[index
].state
== BUF_STATE_FREE
) {
1313 channel
->iob
[index
].state
= BUF_STATE_LOCKED
;
1314 channel
->io_buf_no
= (channel
->io_buf_no
+ 1) %
1316 memset(channel
->iob
[index
].data
, 0, QETH_BUFSIZE
);
1317 return channel
->iob
+ index
;
1319 index
= (index
+ 1) % QETH_CMD_BUFFER_NO
;
1320 } while(index
!= channel
->io_buf_no
);
1326 * release command buffer
1329 qeth_release_buffer(struct qeth_channel
*channel
, struct qeth_cmd_buffer
*iob
)
1331 unsigned long flags
;
1333 QETH_DBF_TEXT(trace
, 6, "relbuff");
1334 spin_lock_irqsave(&channel
->iob_lock
, flags
);
1335 memset(iob
->data
, 0, QETH_BUFSIZE
);
1336 iob
->state
= BUF_STATE_FREE
;
1337 iob
->callback
= qeth_send_control_data_cb
;
1339 spin_unlock_irqrestore(&channel
->iob_lock
, flags
);
1342 static struct qeth_cmd_buffer
*
1343 qeth_get_buffer(struct qeth_channel
*channel
)
1345 struct qeth_cmd_buffer
*buffer
= NULL
;
1346 unsigned long flags
;
1348 spin_lock_irqsave(&channel
->iob_lock
, flags
);
1349 buffer
= __qeth_get_buffer(channel
);
1350 spin_unlock_irqrestore(&channel
->iob_lock
, flags
);
1354 static struct qeth_cmd_buffer
*
1355 qeth_wait_for_buffer(struct qeth_channel
*channel
)
1357 struct qeth_cmd_buffer
*buffer
;
1358 wait_event(channel
->wait_q
,
1359 ((buffer
= qeth_get_buffer(channel
)) != NULL
));
1364 qeth_clear_cmd_buffers(struct qeth_channel
*channel
)
1368 for (cnt
=0; cnt
< QETH_CMD_BUFFER_NO
; cnt
++)
1369 qeth_release_buffer(channel
,&channel
->iob
[cnt
]);
1370 channel
->buf_no
= 0;
1371 channel
->io_buf_no
= 0;
1375 * start IDX for read and write channel
1378 qeth_idx_activate_get_answer(struct qeth_channel
*channel
,
1379 void (*idx_reply_cb
)(struct qeth_channel
*,
1380 struct qeth_cmd_buffer
*))
1382 struct qeth_cmd_buffer
*iob
;
1383 unsigned long flags
;
1385 struct qeth_card
*card
;
1387 QETH_DBF_TEXT(setup
, 2, "idxanswr");
1388 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1389 iob
= qeth_get_buffer(channel
);
1390 iob
->callback
= idx_reply_cb
;
1391 memcpy(&channel
->ccw
, READ_CCW
, sizeof(struct ccw1
));
1392 channel
->ccw
.count
= QETH_BUFSIZE
;
1393 channel
->ccw
.cda
= (__u32
) __pa(iob
->data
);
1395 wait_event(card
->wait_q
,
1396 atomic_cmpxchg(&channel
->irq_pending
, 0, 1) == 0);
1397 QETH_DBF_TEXT(setup
, 6, "noirqpnd");
1398 spin_lock_irqsave(get_ccwdev_lock(channel
->ccwdev
), flags
);
1399 rc
= ccw_device_start(channel
->ccwdev
,
1400 &channel
->ccw
,(addr_t
) iob
, 0, 0);
1401 spin_unlock_irqrestore(get_ccwdev_lock(channel
->ccwdev
), flags
);
1404 PRINT_ERR("qeth: Error2 in activating channel rc=%d\n",rc
);
1405 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
1406 atomic_set(&channel
->irq_pending
, 0);
1407 wake_up(&card
->wait_q
);
1410 rc
= wait_event_interruptible_timeout(card
->wait_q
,
1411 channel
->state
== CH_STATE_UP
, QETH_TIMEOUT
);
1412 if (rc
== -ERESTARTSYS
)
1414 if (channel
->state
!= CH_STATE_UP
){
1416 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
1417 qeth_clear_cmd_buffers(channel
);
1424 qeth_idx_activate_channel(struct qeth_channel
*channel
,
1425 void (*idx_reply_cb
)(struct qeth_channel
*,
1426 struct qeth_cmd_buffer
*))
1428 struct qeth_card
*card
;
1429 struct qeth_cmd_buffer
*iob
;
1430 unsigned long flags
;
1434 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1436 QETH_DBF_TEXT(setup
, 2, "idxactch");
1438 iob
= qeth_get_buffer(channel
);
1439 iob
->callback
= idx_reply_cb
;
1440 memcpy(&channel
->ccw
, WRITE_CCW
, sizeof(struct ccw1
));
1441 channel
->ccw
.count
= IDX_ACTIVATE_SIZE
;
1442 channel
->ccw
.cda
= (__u32
) __pa(iob
->data
);
1443 if (channel
== &card
->write
) {
1444 memcpy(iob
->data
, IDX_ACTIVATE_WRITE
, IDX_ACTIVATE_SIZE
);
1445 memcpy(QETH_TRANSPORT_HEADER_SEQ_NO(iob
->data
),
1446 &card
->seqno
.trans_hdr
, QETH_SEQ_NO_LENGTH
);
1447 card
->seqno
.trans_hdr
++;
1449 memcpy(iob
->data
, IDX_ACTIVATE_READ
, IDX_ACTIVATE_SIZE
);
1450 memcpy(QETH_TRANSPORT_HEADER_SEQ_NO(iob
->data
),
1451 &card
->seqno
.trans_hdr
, QETH_SEQ_NO_LENGTH
);
1453 memcpy(QETH_IDX_ACT_ISSUER_RM_TOKEN(iob
->data
),
1454 &card
->token
.issuer_rm_w
,QETH_MPC_TOKEN_LENGTH
);
1455 memcpy(QETH_IDX_ACT_FUNC_LEVEL(iob
->data
),
1456 &card
->info
.func_level
,sizeof(__u16
));
1457 temp
= raw_devno_from_bus_id(CARD_DDEV_ID(card
));
1458 memcpy(QETH_IDX_ACT_QDIO_DEV_CUA(iob
->data
), &temp
, 2);
1459 temp
= (card
->info
.cula
<< 8) + card
->info
.unit_addr2
;
1460 memcpy(QETH_IDX_ACT_QDIO_DEV_REALADDR(iob
->data
), &temp
, 2);
1462 wait_event(card
->wait_q
,
1463 atomic_cmpxchg(&channel
->irq_pending
, 0, 1) == 0);
1464 QETH_DBF_TEXT(setup
, 6, "noirqpnd");
1465 spin_lock_irqsave(get_ccwdev_lock(channel
->ccwdev
), flags
);
1466 rc
= ccw_device_start(channel
->ccwdev
,
1467 &channel
->ccw
,(addr_t
) iob
, 0, 0);
1468 spin_unlock_irqrestore(get_ccwdev_lock(channel
->ccwdev
), flags
);
1471 PRINT_ERR("qeth: Error1 in activating channel. rc=%d\n",rc
);
1472 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
1473 atomic_set(&channel
->irq_pending
, 0);
1474 wake_up(&card
->wait_q
);
1477 rc
= wait_event_interruptible_timeout(card
->wait_q
,
1478 channel
->state
== CH_STATE_ACTIVATING
, QETH_TIMEOUT
);
1479 if (rc
== -ERESTARTSYS
)
1481 if (channel
->state
!= CH_STATE_ACTIVATING
) {
1482 PRINT_WARN("qeth: IDX activate timed out!\n");
1483 QETH_DBF_TEXT_(setup
, 2, "2err%d", -ETIME
);
1484 qeth_clear_cmd_buffers(channel
);
1487 return qeth_idx_activate_get_answer(channel
,idx_reply_cb
);
1491 qeth_peer_func_level(int level
)
1493 if ((level
& 0xff) == 8)
1494 return (level
& 0xff) + 0x400;
1495 if (((level
>> 8) & 3) == 1)
1496 return (level
& 0xff) + 0x200;
1501 qeth_idx_write_cb(struct qeth_channel
*channel
, struct qeth_cmd_buffer
*iob
)
1503 struct qeth_card
*card
;
1506 QETH_DBF_TEXT(setup
,2, "idxwrcb");
1508 if (channel
->state
== CH_STATE_DOWN
) {
1509 channel
->state
= CH_STATE_ACTIVATING
;
1512 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1514 if (!(QETH_IS_IDX_ACT_POS_REPLY(iob
->data
))) {
1515 PRINT_ERR("IDX_ACTIVATE on write channel device %s: negative "
1516 "reply\n", CARD_WDEV_ID(card
));
1519 memcpy(&temp
, QETH_IDX_ACT_FUNC_LEVEL(iob
->data
), 2);
1520 if ((temp
& ~0x0100) != qeth_peer_func_level(card
->info
.func_level
)) {
1521 PRINT_WARN("IDX_ACTIVATE on write channel device %s: "
1522 "function level mismatch "
1523 "(sent: 0x%x, received: 0x%x)\n",
1524 CARD_WDEV_ID(card
), card
->info
.func_level
, temp
);
1527 channel
->state
= CH_STATE_UP
;
1529 qeth_release_buffer(channel
, iob
);
1533 qeth_check_idx_response(unsigned char *buffer
)
1538 QETH_DBF_HEX(control
, 2, buffer
, QETH_DBF_CONTROL_LEN
);
1539 if ((buffer
[2] & 0xc0) == 0xc0) {
1540 PRINT_WARN("received an IDX TERMINATE "
1541 "with cause code 0x%02x%s\n",
1543 ((buffer
[4] == 0x22) ?
1544 " -- try another portname" : ""));
1545 QETH_DBF_TEXT(trace
, 2, "ckidxres");
1546 QETH_DBF_TEXT(trace
, 2, " idxterm");
1547 QETH_DBF_TEXT_(trace
, 2, " rc%d", -EIO
);
1554 qeth_idx_read_cb(struct qeth_channel
*channel
, struct qeth_cmd_buffer
*iob
)
1556 struct qeth_card
*card
;
1559 QETH_DBF_TEXT(setup
, 2, "idxrdcb");
1560 if (channel
->state
== CH_STATE_DOWN
) {
1561 channel
->state
= CH_STATE_ACTIVATING
;
1565 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1566 if (qeth_check_idx_response(iob
->data
)) {
1569 if (!(QETH_IS_IDX_ACT_POS_REPLY(iob
->data
))) {
1570 PRINT_ERR("IDX_ACTIVATE on read channel device %s: negative "
1571 "reply\n", CARD_RDEV_ID(card
));
1576 * temporary fix for microcode bug
1577 * to revert it,replace OR by AND
1579 if ( (!QETH_IDX_NO_PORTNAME_REQUIRED(iob
->data
)) ||
1580 (card
->info
.type
== QETH_CARD_TYPE_OSAE
) )
1581 card
->info
.portname_required
= 1;
1583 memcpy(&temp
, QETH_IDX_ACT_FUNC_LEVEL(iob
->data
), 2);
1584 if (temp
!= qeth_peer_func_level(card
->info
.func_level
)) {
1585 PRINT_WARN("IDX_ACTIVATE on read channel device %s: function "
1586 "level mismatch (sent: 0x%x, received: 0x%x)\n",
1587 CARD_RDEV_ID(card
), card
->info
.func_level
, temp
);
1590 memcpy(&card
->token
.issuer_rm_r
,
1591 QETH_IDX_ACT_ISSUER_RM_TOKEN(iob
->data
),
1592 QETH_MPC_TOKEN_LENGTH
);
1593 memcpy(&card
->info
.mcl_level
[0],
1594 QETH_IDX_REPLY_LEVEL(iob
->data
), QETH_MCL_LENGTH
);
1595 channel
->state
= CH_STATE_UP
;
1597 qeth_release_buffer(channel
,iob
);
1601 qeth_issue_next_read(struct qeth_card
*card
)
1604 struct qeth_cmd_buffer
*iob
;
1606 QETH_DBF_TEXT(trace
,5,"issnxrd");
1607 if (card
->read
.state
!= CH_STATE_UP
)
1609 iob
= qeth_get_buffer(&card
->read
);
1611 PRINT_WARN("issue_next_read failed: no iob available!\n");
1614 qeth_setup_ccw(&card
->read
, iob
->data
, QETH_BUFSIZE
);
1615 wait_event(card
->wait_q
,
1616 atomic_cmpxchg(&card
->read
.irq_pending
, 0, 1) == 0);
1617 QETH_DBF_TEXT(trace
, 6, "noirqpnd");
1618 rc
= ccw_device_start(card
->read
.ccwdev
, &card
->read
.ccw
,
1619 (addr_t
) iob
, 0, 0);
1621 PRINT_ERR("Error in starting next read ccw! rc=%i\n", rc
);
1622 atomic_set(&card
->read
.irq_pending
, 0);
1623 qeth_schedule_recovery(card
);
1624 wake_up(&card
->wait_q
);
1629 static struct qeth_reply
*
1630 qeth_alloc_reply(struct qeth_card
*card
)
1632 struct qeth_reply
*reply
;
1634 reply
= kzalloc(sizeof(struct qeth_reply
), GFP_ATOMIC
);
1636 atomic_set(&reply
->refcnt
, 1);
1643 qeth_get_reply(struct qeth_reply
*reply
)
1645 WARN_ON(atomic_read(&reply
->refcnt
) <= 0);
1646 atomic_inc(&reply
->refcnt
);
1650 qeth_put_reply(struct qeth_reply
*reply
)
1652 WARN_ON(atomic_read(&reply
->refcnt
) <= 0);
1653 if (atomic_dec_and_test(&reply
->refcnt
))
1658 qeth_cmd_timeout(unsigned long data
)
1660 struct qeth_reply
*reply
, *list_reply
, *r
;
1661 unsigned long flags
;
1663 reply
= (struct qeth_reply
*) data
;
1664 spin_lock_irqsave(&reply
->card
->lock
, flags
);
1665 list_for_each_entry_safe(list_reply
, r
,
1666 &reply
->card
->cmd_waiter_list
, list
) {
1667 if (reply
== list_reply
){
1668 qeth_get_reply(reply
);
1669 list_del_init(&reply
->list
);
1670 spin_unlock_irqrestore(&reply
->card
->lock
, flags
);
1672 reply
->received
= 1;
1673 wake_up(&reply
->wait_q
);
1674 qeth_put_reply(reply
);
1678 spin_unlock_irqrestore(&reply
->card
->lock
, flags
);
1682 static struct qeth_ipa_cmd
*
1683 qeth_check_ipa_data(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
)
1685 struct qeth_ipa_cmd
*cmd
= NULL
;
1687 QETH_DBF_TEXT(trace
,5,"chkipad");
1688 if (IS_IPA(iob
->data
)){
1689 cmd
= (struct qeth_ipa_cmd
*) PDU_ENCAPSULATION(iob
->data
);
1690 if (IS_IPA_REPLY(cmd
))
1693 switch (cmd
->hdr
.command
) {
1694 case IPA_CMD_STOPLAN
:
1695 PRINT_WARN("Link failure on %s (CHPID 0x%X) - "
1696 "there is a network problem or "
1697 "someone pulled the cable or "
1698 "disabled the port.\n",
1699 QETH_CARD_IFNAME(card
),
1701 card
->lan_online
= 0;
1702 if (card
->dev
&& netif_carrier_ok(card
->dev
))
1703 netif_carrier_off(card
->dev
);
1705 case IPA_CMD_STARTLAN
:
1706 PRINT_INFO("Link reestablished on %s "
1707 "(CHPID 0x%X). Scheduling "
1708 "IP address reset.\n",
1709 QETH_CARD_IFNAME(card
),
1711 qeth_schedule_recovery(card
);
1713 case IPA_CMD_MODCCID
:
1715 case IPA_CMD_REGISTER_LOCAL_ADDR
:
1716 QETH_DBF_TEXT(trace
,3, "irla");
1718 case IPA_CMD_UNREGISTER_LOCAL_ADDR
:
1719 QETH_DBF_TEXT(trace
,3, "urla");
1722 PRINT_WARN("Received data is IPA "
1723 "but not a reply!\n");
1732 * wake all waiting ipa commands
1735 qeth_clear_ipacmd_list(struct qeth_card
*card
)
1737 struct qeth_reply
*reply
, *r
;
1738 unsigned long flags
;
1740 QETH_DBF_TEXT(trace
, 4, "clipalst");
1742 spin_lock_irqsave(&card
->lock
, flags
);
1743 list_for_each_entry_safe(reply
, r
, &card
->cmd_waiter_list
, list
) {
1744 qeth_get_reply(reply
);
1746 reply
->received
= 1;
1747 list_del_init(&reply
->list
);
1748 wake_up(&reply
->wait_q
);
1749 qeth_put_reply(reply
);
1751 spin_unlock_irqrestore(&card
->lock
, flags
);
1755 qeth_send_control_data_cb(struct qeth_channel
*channel
,
1756 struct qeth_cmd_buffer
*iob
)
1758 struct qeth_card
*card
;
1759 struct qeth_reply
*reply
, *r
;
1760 struct qeth_ipa_cmd
*cmd
;
1761 unsigned long flags
;
1764 QETH_DBF_TEXT(trace
,4,"sndctlcb");
1766 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1767 if (qeth_check_idx_response(iob
->data
)) {
1768 qeth_clear_ipacmd_list(card
);
1769 qeth_schedule_recovery(card
);
1773 cmd
= qeth_check_ipa_data(card
, iob
);
1774 if ((cmd
== NULL
) && (card
->state
!= CARD_STATE_DOWN
))
1776 /*in case of OSN : check if cmd is set */
1777 if (card
->info
.type
== QETH_CARD_TYPE_OSN
&&
1779 cmd
->hdr
.command
!= IPA_CMD_STARTLAN
&&
1780 card
->osn_info
.assist_cb
!= NULL
) {
1781 card
->osn_info
.assist_cb(card
->dev
, cmd
);
1785 spin_lock_irqsave(&card
->lock
, flags
);
1786 list_for_each_entry_safe(reply
, r
, &card
->cmd_waiter_list
, list
) {
1787 if ((reply
->seqno
== QETH_IDX_COMMAND_SEQNO
) ||
1788 ((cmd
) && (reply
->seqno
== cmd
->hdr
.seqno
))) {
1789 qeth_get_reply(reply
);
1790 list_del_init(&reply
->list
);
1791 spin_unlock_irqrestore(&card
->lock
, flags
);
1793 if (reply
->callback
!= NULL
) {
1795 reply
->offset
= (__u16
)((char*)cmd
-
1797 keep_reply
= reply
->callback(card
,
1799 (unsigned long)cmd
);
1801 keep_reply
= reply
->callback(card
,
1803 (unsigned long)iob
);
1806 reply
->rc
= (u16
) cmd
->hdr
.return_code
;
1808 reply
->rc
= iob
->rc
;
1810 spin_lock_irqsave(&card
->lock
, flags
);
1811 list_add_tail(&reply
->list
,
1812 &card
->cmd_waiter_list
);
1813 spin_unlock_irqrestore(&card
->lock
, flags
);
1815 reply
->received
= 1;
1816 wake_up(&reply
->wait_q
);
1818 qeth_put_reply(reply
);
1822 spin_unlock_irqrestore(&card
->lock
, flags
);
1824 memcpy(&card
->seqno
.pdu_hdr_ack
,
1825 QETH_PDU_HEADER_SEQ_NO(iob
->data
),
1826 QETH_SEQ_NO_LENGTH
);
1827 qeth_release_buffer(channel
,iob
);
1831 qeth_prepare_control_data(struct qeth_card
*card
, int len
,
1832 struct qeth_cmd_buffer
*iob
)
1834 qeth_setup_ccw(&card
->write
,iob
->data
,len
);
1835 iob
->callback
= qeth_release_buffer
;
1837 memcpy(QETH_TRANSPORT_HEADER_SEQ_NO(iob
->data
),
1838 &card
->seqno
.trans_hdr
, QETH_SEQ_NO_LENGTH
);
1839 card
->seqno
.trans_hdr
++;
1840 memcpy(QETH_PDU_HEADER_SEQ_NO(iob
->data
),
1841 &card
->seqno
.pdu_hdr
, QETH_SEQ_NO_LENGTH
);
1842 card
->seqno
.pdu_hdr
++;
1843 memcpy(QETH_PDU_HEADER_ACK_SEQ_NO(iob
->data
),
1844 &card
->seqno
.pdu_hdr_ack
, QETH_SEQ_NO_LENGTH
);
1845 QETH_DBF_HEX(control
, 2, iob
->data
, QETH_DBF_CONTROL_LEN
);
1849 qeth_send_control_data(struct qeth_card
*card
, int len
,
1850 struct qeth_cmd_buffer
*iob
,
1852 (struct qeth_card
*, struct qeth_reply
*, unsigned long),
1857 unsigned long flags
;
1858 struct qeth_reply
*reply
= NULL
;
1859 struct timer_list timer
;
1861 QETH_DBF_TEXT(trace
, 2, "sendctl");
1863 reply
= qeth_alloc_reply(card
);
1865 PRINT_WARN("Could no alloc qeth_reply!\n");
1868 reply
->callback
= reply_cb
;
1869 reply
->param
= reply_param
;
1870 if (card
->state
== CARD_STATE_DOWN
)
1871 reply
->seqno
= QETH_IDX_COMMAND_SEQNO
;
1873 reply
->seqno
= card
->seqno
.ipa
++;
1875 timer
.function
= qeth_cmd_timeout
;
1876 timer
.data
= (unsigned long) reply
;
1877 init_waitqueue_head(&reply
->wait_q
);
1878 spin_lock_irqsave(&card
->lock
, flags
);
1879 list_add_tail(&reply
->list
, &card
->cmd_waiter_list
);
1880 spin_unlock_irqrestore(&card
->lock
, flags
);
1881 QETH_DBF_HEX(control
, 2, iob
->data
, QETH_DBF_CONTROL_LEN
);
1882 wait_event(card
->wait_q
,
1883 atomic_cmpxchg(&card
->write
.irq_pending
, 0, 1) == 0);
1884 qeth_prepare_control_data(card
, len
, iob
);
1885 if (IS_IPA(iob
->data
))
1886 timer
.expires
= jiffies
+ QETH_IPA_TIMEOUT
;
1888 timer
.expires
= jiffies
+ QETH_TIMEOUT
;
1889 QETH_DBF_TEXT(trace
, 6, "noirqpnd");
1890 spin_lock_irqsave(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1891 rc
= ccw_device_start(card
->write
.ccwdev
, &card
->write
.ccw
,
1892 (addr_t
) iob
, 0, 0);
1893 spin_unlock_irqrestore(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1895 PRINT_WARN("qeth_send_control_data: "
1896 "ccw_device_start rc = %i\n", rc
);
1897 QETH_DBF_TEXT_(trace
, 2, " err%d", rc
);
1898 spin_lock_irqsave(&card
->lock
, flags
);
1899 list_del_init(&reply
->list
);
1900 qeth_put_reply(reply
);
1901 spin_unlock_irqrestore(&card
->lock
, flags
);
1902 qeth_release_buffer(iob
->channel
, iob
);
1903 atomic_set(&card
->write
.irq_pending
, 0);
1904 wake_up(&card
->wait_q
);
1908 wait_event(reply
->wait_q
, reply
->received
);
1909 del_timer_sync(&timer
);
1911 qeth_put_reply(reply
);
1916 qeth_osn_send_control_data(struct qeth_card
*card
, int len
,
1917 struct qeth_cmd_buffer
*iob
)
1919 unsigned long flags
;
1922 QETH_DBF_TEXT(trace
, 5, "osndctrd");
1924 wait_event(card
->wait_q
,
1925 atomic_cmpxchg(&card
->write
.irq_pending
, 0, 1) == 0);
1926 qeth_prepare_control_data(card
, len
, iob
);
1927 QETH_DBF_TEXT(trace
, 6, "osnoirqp");
1928 spin_lock_irqsave(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1929 rc
= ccw_device_start(card
->write
.ccwdev
, &card
->write
.ccw
,
1930 (addr_t
) iob
, 0, 0);
1931 spin_unlock_irqrestore(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1933 PRINT_WARN("qeth_osn_send_control_data: "
1934 "ccw_device_start rc = %i\n", rc
);
1935 QETH_DBF_TEXT_(trace
, 2, " err%d", rc
);
1936 qeth_release_buffer(iob
->channel
, iob
);
1937 atomic_set(&card
->write
.irq_pending
, 0);
1938 wake_up(&card
->wait_q
);
1944 qeth_prepare_ipa_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
1947 memcpy(iob
->data
, IPA_PDU_HEADER
, IPA_PDU_HEADER_SIZE
);
1948 memcpy(QETH_IPA_CMD_PROT_TYPE(iob
->data
),&prot_type
,1);
1949 memcpy(QETH_IPA_CMD_DEST_ADDR(iob
->data
),
1950 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
1954 qeth_osn_send_ipa_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
1959 QETH_DBF_TEXT(trace
,4,"osndipa");
1961 qeth_prepare_ipa_cmd(card
, iob
, QETH_PROT_OSN2
);
1962 s1
= (u16
)(IPA_PDU_HEADER_SIZE
+ data_len
);
1964 memcpy(QETH_IPA_PDU_LEN_TOTAL(iob
->data
), &s1
, 2);
1965 memcpy(QETH_IPA_PDU_LEN_PDU1(iob
->data
), &s2
, 2);
1966 memcpy(QETH_IPA_PDU_LEN_PDU2(iob
->data
), &s2
, 2);
1967 memcpy(QETH_IPA_PDU_LEN_PDU3(iob
->data
), &s2
, 2);
1968 return qeth_osn_send_control_data(card
, s1
, iob
);
1972 qeth_send_ipa_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
1974 (struct qeth_card
*,struct qeth_reply
*, unsigned long),
1980 QETH_DBF_TEXT(trace
,4,"sendipa");
1982 if (card
->options
.layer2
)
1983 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
1984 prot_type
= QETH_PROT_OSN2
;
1986 prot_type
= QETH_PROT_LAYER2
;
1988 prot_type
= QETH_PROT_TCPIP
;
1989 qeth_prepare_ipa_cmd(card
,iob
,prot_type
);
1990 rc
= qeth_send_control_data(card
, IPA_CMD_LENGTH
, iob
,
1991 reply_cb
, reply_param
);
1997 qeth_cm_enable_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2000 struct qeth_cmd_buffer
*iob
;
2002 QETH_DBF_TEXT(setup
, 2, "cmenblcb");
2004 iob
= (struct qeth_cmd_buffer
*) data
;
2005 memcpy(&card
->token
.cm_filter_r
,
2006 QETH_CM_ENABLE_RESP_FILTER_TOKEN(iob
->data
),
2007 QETH_MPC_TOKEN_LENGTH
);
2008 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2013 qeth_cm_enable(struct qeth_card
*card
)
2016 struct qeth_cmd_buffer
*iob
;
2018 QETH_DBF_TEXT(setup
,2,"cmenable");
2020 iob
= qeth_wait_for_buffer(&card
->write
);
2021 memcpy(iob
->data
, CM_ENABLE
, CM_ENABLE_SIZE
);
2022 memcpy(QETH_CM_ENABLE_ISSUER_RM_TOKEN(iob
->data
),
2023 &card
->token
.issuer_rm_r
, QETH_MPC_TOKEN_LENGTH
);
2024 memcpy(QETH_CM_ENABLE_FILTER_TOKEN(iob
->data
),
2025 &card
->token
.cm_filter_w
, QETH_MPC_TOKEN_LENGTH
);
2027 rc
= qeth_send_control_data(card
, CM_ENABLE_SIZE
, iob
,
2028 qeth_cm_enable_cb
, NULL
);
2033 qeth_cm_setup_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2037 struct qeth_cmd_buffer
*iob
;
2039 QETH_DBF_TEXT(setup
, 2, "cmsetpcb");
2041 iob
= (struct qeth_cmd_buffer
*) data
;
2042 memcpy(&card
->token
.cm_connection_r
,
2043 QETH_CM_SETUP_RESP_DEST_ADDR(iob
->data
),
2044 QETH_MPC_TOKEN_LENGTH
);
2045 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2050 qeth_cm_setup(struct qeth_card
*card
)
2053 struct qeth_cmd_buffer
*iob
;
2055 QETH_DBF_TEXT(setup
,2,"cmsetup");
2057 iob
= qeth_wait_for_buffer(&card
->write
);
2058 memcpy(iob
->data
, CM_SETUP
, CM_SETUP_SIZE
);
2059 memcpy(QETH_CM_SETUP_DEST_ADDR(iob
->data
),
2060 &card
->token
.issuer_rm_r
, QETH_MPC_TOKEN_LENGTH
);
2061 memcpy(QETH_CM_SETUP_CONNECTION_TOKEN(iob
->data
),
2062 &card
->token
.cm_connection_w
, QETH_MPC_TOKEN_LENGTH
);
2063 memcpy(QETH_CM_SETUP_FILTER_TOKEN(iob
->data
),
2064 &card
->token
.cm_filter_r
, QETH_MPC_TOKEN_LENGTH
);
2065 rc
= qeth_send_control_data(card
, CM_SETUP_SIZE
, iob
,
2066 qeth_cm_setup_cb
, NULL
);
2072 qeth_ulp_enable_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2076 __u16 mtu
, framesize
;
2079 struct qeth_cmd_buffer
*iob
;
2081 QETH_DBF_TEXT(setup
, 2, "ulpenacb");
2083 iob
= (struct qeth_cmd_buffer
*) data
;
2084 memcpy(&card
->token
.ulp_filter_r
,
2085 QETH_ULP_ENABLE_RESP_FILTER_TOKEN(iob
->data
),
2086 QETH_MPC_TOKEN_LENGTH
);
2087 if (qeth_get_mtu_out_of_mpc(card
->info
.type
)) {
2088 memcpy(&framesize
, QETH_ULP_ENABLE_RESP_MAX_MTU(iob
->data
), 2);
2089 mtu
= qeth_get_mtu_outof_framesize(framesize
);
2092 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2095 card
->info
.max_mtu
= mtu
;
2096 card
->info
.initial_mtu
= mtu
;
2097 card
->qdio
.in_buf_size
= mtu
+ 2 * PAGE_SIZE
;
2099 card
->info
.initial_mtu
= qeth_get_initial_mtu_for_card(card
);
2100 card
->info
.max_mtu
= qeth_get_max_mtu_for_card(card
->info
.type
);
2101 card
->qdio
.in_buf_size
= QETH_IN_BUF_SIZE_DEFAULT
;
2104 memcpy(&len
, QETH_ULP_ENABLE_RESP_DIFINFO_LEN(iob
->data
), 2);
2105 if (len
>= QETH_MPC_DIFINFO_LEN_INDICATES_LINK_TYPE
) {
2107 QETH_ULP_ENABLE_RESP_LINK_TYPE(iob
->data
), 1);
2108 card
->info
.link_type
= link_type
;
2110 card
->info
.link_type
= 0;
2111 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2116 qeth_ulp_enable(struct qeth_card
*card
)
2120 struct qeth_cmd_buffer
*iob
;
2122 /*FIXME: trace view callbacks*/
2123 QETH_DBF_TEXT(setup
,2,"ulpenabl");
2125 iob
= qeth_wait_for_buffer(&card
->write
);
2126 memcpy(iob
->data
, ULP_ENABLE
, ULP_ENABLE_SIZE
);
2128 *(QETH_ULP_ENABLE_LINKNUM(iob
->data
)) =
2129 (__u8
) card
->info
.portno
;
2130 if (card
->options
.layer2
)
2131 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
2132 prot_type
= QETH_PROT_OSN2
;
2134 prot_type
= QETH_PROT_LAYER2
;
2136 prot_type
= QETH_PROT_TCPIP
;
2138 memcpy(QETH_ULP_ENABLE_PROT_TYPE(iob
->data
),&prot_type
,1);
2139 memcpy(QETH_ULP_ENABLE_DEST_ADDR(iob
->data
),
2140 &card
->token
.cm_connection_r
, QETH_MPC_TOKEN_LENGTH
);
2141 memcpy(QETH_ULP_ENABLE_FILTER_TOKEN(iob
->data
),
2142 &card
->token
.ulp_filter_w
, QETH_MPC_TOKEN_LENGTH
);
2143 memcpy(QETH_ULP_ENABLE_PORTNAME_AND_LL(iob
->data
),
2144 card
->info
.portname
, 9);
2145 rc
= qeth_send_control_data(card
, ULP_ENABLE_SIZE
, iob
,
2146 qeth_ulp_enable_cb
, NULL
);
2152 __raw_devno_from_bus_id(char *id
)
2154 id
+= (strlen(id
) - 4);
2155 return (__u16
) simple_strtoul(id
, &id
, 16);
2159 qeth_ulp_setup_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2162 struct qeth_cmd_buffer
*iob
;
2164 QETH_DBF_TEXT(setup
, 2, "ulpstpcb");
2166 iob
= (struct qeth_cmd_buffer
*) data
;
2167 memcpy(&card
->token
.ulp_connection_r
,
2168 QETH_ULP_SETUP_RESP_CONNECTION_TOKEN(iob
->data
),
2169 QETH_MPC_TOKEN_LENGTH
);
2170 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2175 qeth_ulp_setup(struct qeth_card
*card
)
2179 struct qeth_cmd_buffer
*iob
;
2181 QETH_DBF_TEXT(setup
,2,"ulpsetup");
2183 iob
= qeth_wait_for_buffer(&card
->write
);
2184 memcpy(iob
->data
, ULP_SETUP
, ULP_SETUP_SIZE
);
2186 memcpy(QETH_ULP_SETUP_DEST_ADDR(iob
->data
),
2187 &card
->token
.cm_connection_r
, QETH_MPC_TOKEN_LENGTH
);
2188 memcpy(QETH_ULP_SETUP_CONNECTION_TOKEN(iob
->data
),
2189 &card
->token
.ulp_connection_w
, QETH_MPC_TOKEN_LENGTH
);
2190 memcpy(QETH_ULP_SETUP_FILTER_TOKEN(iob
->data
),
2191 &card
->token
.ulp_filter_r
, QETH_MPC_TOKEN_LENGTH
);
2193 temp
= __raw_devno_from_bus_id(CARD_DDEV_ID(card
));
2194 memcpy(QETH_ULP_SETUP_CUA(iob
->data
), &temp
, 2);
2195 temp
= (card
->info
.cula
<< 8) + card
->info
.unit_addr2
;
2196 memcpy(QETH_ULP_SETUP_REAL_DEVADDR(iob
->data
), &temp
, 2);
2197 rc
= qeth_send_control_data(card
, ULP_SETUP_SIZE
, iob
,
2198 qeth_ulp_setup_cb
, NULL
);
2203 qeth_check_qdio_errors(struct qdio_buffer
*buf
, unsigned int qdio_error
,
2204 unsigned int siga_error
, const char *dbftext
)
2206 if (qdio_error
|| siga_error
) {
2207 QETH_DBF_TEXT(trace
, 2, dbftext
);
2208 QETH_DBF_TEXT(qerr
, 2, dbftext
);
2209 QETH_DBF_TEXT_(qerr
, 2, " F15=%02X",
2210 buf
->element
[15].flags
& 0xff);
2211 QETH_DBF_TEXT_(qerr
, 2, " F14=%02X",
2212 buf
->element
[14].flags
& 0xff);
2213 QETH_DBF_TEXT_(qerr
, 2, " qerr=%X", qdio_error
);
2214 QETH_DBF_TEXT_(qerr
, 2, " serr=%X", siga_error
);
2220 static inline struct sk_buff
*
2221 qeth_get_skb(unsigned int length
, struct qeth_hdr
*hdr
)
2223 struct sk_buff
* skb
;
2227 if (hdr
->hdr
.osn
.id
== QETH_HEADER_TYPE_OSN
)
2228 add_len
= sizeof(struct qeth_hdr
);
2229 #ifdef CONFIG_QETH_VLAN
2231 add_len
= VLAN_HLEN
;
2233 skb
= dev_alloc_skb(length
+ add_len
);
2235 skb_reserve(skb
, add_len
);
2239 static inline struct sk_buff
*
2240 qeth_get_next_skb(struct qeth_card
*card
, struct qdio_buffer
*buffer
,
2241 struct qdio_buffer_element
**__element
, int *__offset
,
2242 struct qeth_hdr
**hdr
)
2244 struct qdio_buffer_element
*element
= *__element
;
2245 int offset
= *__offset
;
2246 struct sk_buff
*skb
= NULL
;
2251 QETH_DBF_TEXT(trace
,6,"nextskb");
2252 /* qeth_hdr must not cross element boundaries */
2253 if (element
->length
< offset
+ sizeof(struct qeth_hdr
)){
2254 if (qeth_is_last_sbale(element
))
2258 if (element
->length
< sizeof(struct qeth_hdr
))
2261 *hdr
= element
->addr
+ offset
;
2263 offset
+= sizeof(struct qeth_hdr
);
2264 if (card
->options
.layer2
)
2265 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
2266 skb_len
= (*hdr
)->hdr
.osn
.pdu_length
;
2268 skb_len
= (*hdr
)->hdr
.l2
.pkt_length
;
2270 skb_len
= (*hdr
)->hdr
.l3
.length
;
2274 if (card
->options
.fake_ll
){
2275 if(card
->dev
->type
== ARPHRD_IEEE802_TR
){
2276 if (!(skb
= qeth_get_skb(skb_len
+QETH_FAKE_LL_LEN_TR
, *hdr
)))
2278 skb_reserve(skb
,QETH_FAKE_LL_LEN_TR
);
2280 if (!(skb
= qeth_get_skb(skb_len
+QETH_FAKE_LL_LEN_ETH
, *hdr
)))
2282 skb_reserve(skb
,QETH_FAKE_LL_LEN_ETH
);
2284 } else if (!(skb
= qeth_get_skb(skb_len
, *hdr
)))
2286 data_ptr
= element
->addr
+ offset
;
2288 data_len
= min(skb_len
, (int)(element
->length
- offset
));
2290 memcpy(skb_put(skb
, data_len
), data_ptr
, data_len
);
2291 skb_len
-= data_len
;
2293 if (qeth_is_last_sbale(element
)){
2294 QETH_DBF_TEXT(trace
,4,"unexeob");
2295 QETH_DBF_TEXT_(trace
,4,"%s",CARD_BUS_ID(card
));
2296 QETH_DBF_TEXT(qerr
,2,"unexeob");
2297 QETH_DBF_TEXT_(qerr
,2,"%s",CARD_BUS_ID(card
));
2298 QETH_DBF_HEX(misc
,4,buffer
,sizeof(*buffer
));
2299 dev_kfree_skb_any(skb
);
2300 card
->stats
.rx_errors
++;
2305 data_ptr
= element
->addr
;
2310 *__element
= element
;
2314 if (net_ratelimit()){
2315 PRINT_WARN("No memory for packet received on %s.\n",
2316 QETH_CARD_IFNAME(card
));
2317 QETH_DBF_TEXT(trace
,2,"noskbmem");
2318 QETH_DBF_TEXT_(trace
,2,"%s",CARD_BUS_ID(card
));
2320 card
->stats
.rx_dropped
++;
2324 static inline __be16
2325 qeth_type_trans(struct sk_buff
*skb
, struct net_device
*dev
)
2327 struct qeth_card
*card
;
2330 QETH_DBF_TEXT(trace
,6,"typtrans");
2332 card
= (struct qeth_card
*)dev
->priv
;
2334 if ((card
->info
.link_type
== QETH_LINK_TYPE_HSTR
) ||
2335 (card
->info
.link_type
== QETH_LINK_TYPE_LANE_TR
))
2336 return tr_type_trans(skb
,dev
);
2337 #endif /* CONFIG_TR */
2338 skb
->mac
.raw
= skb
->data
;
2339 skb_pull(skb
, ETH_HLEN
);
2342 if (*eth
->h_dest
& 1) {
2343 if (memcmp(eth
->h_dest
, dev
->broadcast
, ETH_ALEN
) == 0)
2344 skb
->pkt_type
= PACKET_BROADCAST
;
2346 skb
->pkt_type
= PACKET_MULTICAST
;
2347 } else if (memcmp(eth
->h_dest
, dev
->dev_addr
, ETH_ALEN
))
2348 skb
->pkt_type
= PACKET_OTHERHOST
;
2350 if (ntohs(eth
->h_proto
) >= 1536)
2351 return eth
->h_proto
;
2352 if (*(unsigned short *) (skb
->data
) == 0xFFFF)
2353 return htons(ETH_P_802_3
);
2354 return htons(ETH_P_802_2
);
2358 qeth_rebuild_skb_fake_ll_tr(struct qeth_card
*card
, struct sk_buff
*skb
,
2359 struct qeth_hdr
*hdr
)
2361 struct trh_hdr
*fake_hdr
;
2362 struct trllc
*fake_llc
;
2363 struct iphdr
*ip_hdr
;
2365 QETH_DBF_TEXT(trace
,5,"skbfktr");
2366 skb
->mac
.raw
= skb
->data
- QETH_FAKE_LL_LEN_TR
;
2367 /* this is a fake ethernet header */
2368 fake_hdr
= (struct trh_hdr
*) skb
->mac
.raw
;
2370 /* the destination MAC address */
2371 switch (skb
->pkt_type
){
2372 case PACKET_MULTICAST
:
2373 switch (skb
->protocol
){
2374 #ifdef CONFIG_QETH_IPV6
2375 case __constant_htons(ETH_P_IPV6
):
2376 ndisc_mc_map((struct in6_addr
*)
2377 skb
->data
+ QETH_FAKE_LL_V6_ADDR_POS
,
2378 fake_hdr
->daddr
, card
->dev
, 0);
2380 #endif /* CONFIG_QETH_IPV6 */
2381 case __constant_htons(ETH_P_IP
):
2382 ip_hdr
= (struct iphdr
*)skb
->data
;
2383 ip_tr_mc_map(ip_hdr
->daddr
, fake_hdr
->daddr
);
2386 memcpy(fake_hdr
->daddr
, card
->dev
->dev_addr
, TR_ALEN
);
2389 case PACKET_BROADCAST
:
2390 memset(fake_hdr
->daddr
, 0xff, TR_ALEN
);
2393 memcpy(fake_hdr
->daddr
, card
->dev
->dev_addr
, TR_ALEN
);
2395 /* the source MAC address */
2396 if (hdr
->hdr
.l3
.ext_flags
& QETH_HDR_EXT_SRC_MAC_ADDR
)
2397 memcpy(fake_hdr
->saddr
, &hdr
->hdr
.l3
.dest_addr
[2], TR_ALEN
);
2399 memset(fake_hdr
->saddr
, 0, TR_ALEN
);
2401 fake_llc
= (struct trllc
*)&(fake_hdr
->rcf
);
2402 fake_llc
->dsap
= EXTENDED_SAP
;
2403 fake_llc
->ssap
= EXTENDED_SAP
;
2404 fake_llc
->llc
= UI_CMD
;
2405 fake_llc
->protid
[0] = 0;
2406 fake_llc
->protid
[1] = 0;
2407 fake_llc
->protid
[2] = 0;
2408 fake_llc
->ethertype
= ETH_P_IP
;
2412 qeth_rebuild_skb_fake_ll_eth(struct qeth_card
*card
, struct sk_buff
*skb
,
2413 struct qeth_hdr
*hdr
)
2415 struct ethhdr
*fake_hdr
;
2416 struct iphdr
*ip_hdr
;
2418 QETH_DBF_TEXT(trace
,5,"skbfketh");
2419 skb
->mac
.raw
= skb
->data
- QETH_FAKE_LL_LEN_ETH
;
2420 /* this is a fake ethernet header */
2421 fake_hdr
= (struct ethhdr
*) skb
->mac
.raw
;
2423 /* the destination MAC address */
2424 switch (skb
->pkt_type
){
2425 case PACKET_MULTICAST
:
2426 switch (skb
->protocol
){
2427 #ifdef CONFIG_QETH_IPV6
2428 case __constant_htons(ETH_P_IPV6
):
2429 ndisc_mc_map((struct in6_addr
*)
2430 skb
->data
+ QETH_FAKE_LL_V6_ADDR_POS
,
2431 fake_hdr
->h_dest
, card
->dev
, 0);
2433 #endif /* CONFIG_QETH_IPV6 */
2434 case __constant_htons(ETH_P_IP
):
2435 ip_hdr
= (struct iphdr
*)skb
->data
;
2436 ip_eth_mc_map(ip_hdr
->daddr
, fake_hdr
->h_dest
);
2439 memcpy(fake_hdr
->h_dest
, card
->dev
->dev_addr
, ETH_ALEN
);
2442 case PACKET_BROADCAST
:
2443 memset(fake_hdr
->h_dest
, 0xff, ETH_ALEN
);
2446 memcpy(fake_hdr
->h_dest
, card
->dev
->dev_addr
, ETH_ALEN
);
2448 /* the source MAC address */
2449 if (hdr
->hdr
.l3
.ext_flags
& QETH_HDR_EXT_SRC_MAC_ADDR
)
2450 memcpy(fake_hdr
->h_source
, &hdr
->hdr
.l3
.dest_addr
[2], ETH_ALEN
);
2452 memset(fake_hdr
->h_source
, 0, ETH_ALEN
);
2454 fake_hdr
->h_proto
= skb
->protocol
;
2458 qeth_rebuild_skb_fake_ll(struct qeth_card
*card
, struct sk_buff
*skb
,
2459 struct qeth_hdr
*hdr
)
2461 if (card
->dev
->type
== ARPHRD_IEEE802_TR
)
2462 qeth_rebuild_skb_fake_ll_tr(card
, skb
, hdr
);
2464 qeth_rebuild_skb_fake_ll_eth(card
, skb
, hdr
);
2468 qeth_rebuild_skb_vlan(struct qeth_card
*card
, struct sk_buff
*skb
,
2469 struct qeth_hdr
*hdr
)
2471 #ifdef CONFIG_QETH_VLAN
2474 if (hdr
->hdr
.l3
.ext_flags
&
2475 (QETH_HDR_EXT_VLAN_FRAME
| QETH_HDR_EXT_INCLUDE_VLAN_TAG
)) {
2476 vlan_tag
= (u16
*) skb_push(skb
, VLAN_HLEN
);
2477 *vlan_tag
= (hdr
->hdr
.l3
.ext_flags
& QETH_HDR_EXT_VLAN_FRAME
)?
2478 hdr
->hdr
.l3
.vlan_id
: *((u16
*)&hdr
->hdr
.l3
.dest_addr
[12]);
2479 *(vlan_tag
+ 1) = skb
->protocol
;
2480 skb
->protocol
= __constant_htons(ETH_P_8021Q
);
2482 #endif /* CONFIG_QETH_VLAN */
2486 qeth_layer2_rebuild_skb(struct qeth_card
*card
, struct sk_buff
*skb
,
2487 struct qeth_hdr
*hdr
)
2489 unsigned short vlan_id
= 0;
2490 #ifdef CONFIG_QETH_VLAN
2491 struct vlan_hdr
*vhdr
;
2494 skb
->pkt_type
= PACKET_HOST
;
2495 skb
->protocol
= qeth_type_trans(skb
, skb
->dev
);
2496 if (card
->options
.checksum_type
== NO_CHECKSUMMING
)
2497 skb
->ip_summed
= CHECKSUM_UNNECESSARY
;
2499 skb
->ip_summed
= CHECKSUM_NONE
;
2500 #ifdef CONFIG_QETH_VLAN
2501 if (hdr
->hdr
.l2
.flags
[2] & (QETH_LAYER2_FLAG_VLAN
)) {
2502 vhdr
= (struct vlan_hdr
*) skb
->data
;
2504 __constant_htons(vhdr
->h_vlan_encapsulated_proto
);
2505 vlan_id
= hdr
->hdr
.l2
.vlan_id
;
2506 skb_pull(skb
, VLAN_HLEN
);
2509 *((__u32
*)skb
->cb
) = ++card
->seqno
.pkt_seqno
;
2514 qeth_rebuild_skb(struct qeth_card
*card
, struct sk_buff
*skb
,
2515 struct qeth_hdr
*hdr
)
2517 #ifdef CONFIG_QETH_IPV6
2518 if (hdr
->hdr
.l3
.flags
& QETH_HDR_PASSTHRU
) {
2519 skb
->pkt_type
= PACKET_HOST
;
2520 skb
->protocol
= qeth_type_trans(skb
, card
->dev
);
2523 #endif /* CONFIG_QETH_IPV6 */
2524 skb
->protocol
= htons((hdr
->hdr
.l3
.flags
& QETH_HDR_IPV6
)? ETH_P_IPV6
:
2526 switch (hdr
->hdr
.l3
.flags
& QETH_HDR_CAST_MASK
){
2527 case QETH_CAST_UNICAST
:
2528 skb
->pkt_type
= PACKET_HOST
;
2530 case QETH_CAST_MULTICAST
:
2531 skb
->pkt_type
= PACKET_MULTICAST
;
2532 card
->stats
.multicast
++;
2534 case QETH_CAST_BROADCAST
:
2535 skb
->pkt_type
= PACKET_BROADCAST
;
2536 card
->stats
.multicast
++;
2538 case QETH_CAST_ANYCAST
:
2539 case QETH_CAST_NOCAST
:
2541 skb
->pkt_type
= PACKET_HOST
;
2543 qeth_rebuild_skb_vlan(card
, skb
, hdr
);
2544 if (card
->options
.fake_ll
)
2545 qeth_rebuild_skb_fake_ll(card
, skb
, hdr
);
2547 skb
->mac
.raw
= skb
->data
;
2548 skb
->ip_summed
= card
->options
.checksum_type
;
2549 if (card
->options
.checksum_type
== HW_CHECKSUMMING
){
2550 if ( (hdr
->hdr
.l3
.ext_flags
&
2551 (QETH_HDR_EXT_CSUM_HDR_REQ
|
2552 QETH_HDR_EXT_CSUM_TRANSP_REQ
)) ==
2553 (QETH_HDR_EXT_CSUM_HDR_REQ
|
2554 QETH_HDR_EXT_CSUM_TRANSP_REQ
) )
2555 skb
->ip_summed
= CHECKSUM_UNNECESSARY
;
2557 skb
->ip_summed
= SW_CHECKSUMMING
;
2562 qeth_process_inbound_buffer(struct qeth_card
*card
,
2563 struct qeth_qdio_buffer
*buf
, int index
)
2565 struct qdio_buffer_element
*element
;
2566 struct sk_buff
*skb
;
2567 struct qeth_hdr
*hdr
;
2572 /* get first element of current buffer */
2573 element
= (struct qdio_buffer_element
*)&buf
->buffer
->element
[0];
2575 #ifdef CONFIG_QETH_PERF_STATS
2576 card
->perf_stats
.bufs_rec
++;
2578 while((skb
= qeth_get_next_skb(card
, buf
->buffer
, &element
,
2580 skb
->dev
= card
->dev
;
2581 if (hdr
->hdr
.l2
.id
== QETH_HEADER_TYPE_LAYER2
)
2582 vlan_tag
= qeth_layer2_rebuild_skb(card
, skb
, hdr
);
2583 else if (hdr
->hdr
.l3
.id
== QETH_HEADER_TYPE_LAYER3
)
2584 qeth_rebuild_skb(card
, skb
, hdr
);
2585 else { /*in case of OSN*/
2586 skb_push(skb
, sizeof(struct qeth_hdr
));
2587 memcpy(skb
->data
, hdr
, sizeof(struct qeth_hdr
));
2589 /* is device UP ? */
2590 if (!(card
->dev
->flags
& IFF_UP
)){
2591 dev_kfree_skb_any(skb
);
2594 #ifdef CONFIG_QETH_VLAN
2596 vlan_hwaccel_rx(skb
, card
->vlangrp
, vlan_tag
);
2599 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
2600 rxrc
= card
->osn_info
.data_cb(skb
);
2602 rxrc
= netif_rx(skb
);
2603 card
->dev
->last_rx
= jiffies
;
2604 card
->stats
.rx_packets
++;
2605 card
->stats
.rx_bytes
+= skb
->len
;
2609 static inline struct qeth_buffer_pool_entry
*
2610 qeth_get_buffer_pool_entry(struct qeth_card
*card
)
2612 struct qeth_buffer_pool_entry
*entry
;
2614 QETH_DBF_TEXT(trace
, 6, "gtbfplen");
2615 if (!list_empty(&card
->qdio
.in_buf_pool
.entry_list
)) {
2616 entry
= list_entry(card
->qdio
.in_buf_pool
.entry_list
.next
,
2617 struct qeth_buffer_pool_entry
, list
);
2618 list_del_init(&entry
->list
);
2625 qeth_init_input_buffer(struct qeth_card
*card
, struct qeth_qdio_buffer
*buf
)
2627 struct qeth_buffer_pool_entry
*pool_entry
;
2630 pool_entry
= qeth_get_buffer_pool_entry(card
);
2632 * since the buffer is accessed only from the input_tasklet
2633 * there shouldn't be a need to synchronize; also, since we use
2634 * the QETH_IN_BUF_REQUEUE_THRESHOLD we should never run out off
2637 BUG_ON(!pool_entry
);
2639 buf
->pool_entry
= pool_entry
;
2640 for(i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(card
); ++i
){
2641 buf
->buffer
->element
[i
].length
= PAGE_SIZE
;
2642 buf
->buffer
->element
[i
].addr
= pool_entry
->elements
[i
];
2643 if (i
== QETH_MAX_BUFFER_ELEMENTS(card
) - 1)
2644 buf
->buffer
->element
[i
].flags
= SBAL_FLAGS_LAST_ENTRY
;
2646 buf
->buffer
->element
[i
].flags
= 0;
2648 buf
->state
= QETH_QDIO_BUF_EMPTY
;
2652 qeth_clear_output_buffer(struct qeth_qdio_out_q
*queue
,
2653 struct qeth_qdio_out_buffer
*buf
)
2656 struct sk_buff
*skb
;
2658 /* is PCI flag set on buffer? */
2659 if (buf
->buffer
->element
[0].flags
& 0x40)
2660 atomic_dec(&queue
->set_pci_flags_count
);
2662 while ((skb
= skb_dequeue(&buf
->skb_list
))){
2663 atomic_dec(&skb
->users
);
2664 dev_kfree_skb_any(skb
);
2666 qeth_eddp_buf_release_contexts(buf
);
2667 for(i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(queue
->card
); ++i
){
2668 buf
->buffer
->element
[i
].length
= 0;
2669 buf
->buffer
->element
[i
].addr
= NULL
;
2670 buf
->buffer
->element
[i
].flags
= 0;
2672 buf
->next_element_to_fill
= 0;
2673 atomic_set(&buf
->state
, QETH_QDIO_BUF_EMPTY
);
2677 qeth_queue_input_buffer(struct qeth_card
*card
, int index
)
2679 struct qeth_qdio_q
*queue
= card
->qdio
.in_q
;
2684 QETH_DBF_TEXT(trace
,6,"queinbuf");
2685 count
= (index
< queue
->next_buf_to_init
)?
2686 card
->qdio
.in_buf_pool
.buf_count
-
2687 (queue
->next_buf_to_init
- index
) :
2688 card
->qdio
.in_buf_pool
.buf_count
-
2689 (queue
->next_buf_to_init
+ QDIO_MAX_BUFFERS_PER_Q
- index
);
2690 /* only requeue at a certain threshold to avoid SIGAs */
2691 if (count
>= QETH_IN_BUF_REQUEUE_THRESHOLD(card
)){
2692 for (i
= queue
->next_buf_to_init
;
2693 i
< queue
->next_buf_to_init
+ count
; ++i
)
2694 qeth_init_input_buffer(card
,
2695 &queue
->bufs
[i
% QDIO_MAX_BUFFERS_PER_Q
]);
2697 * according to old code it should be avoided to requeue all
2698 * 128 buffers in order to benefit from PCI avoidance.
2699 * this function keeps at least one buffer (the buffer at
2700 * 'index') un-requeued -> this buffer is the first buffer that
2701 * will be requeued the next time
2703 #ifdef CONFIG_QETH_PERF_STATS
2704 card
->perf_stats
.inbound_do_qdio_cnt
++;
2705 card
->perf_stats
.inbound_do_qdio_start_time
= qeth_get_micros();
2707 rc
= do_QDIO(CARD_DDEV(card
),
2708 QDIO_FLAG_SYNC_INPUT
| QDIO_FLAG_UNDER_INTERRUPT
,
2709 0, queue
->next_buf_to_init
, count
, NULL
);
2710 #ifdef CONFIG_QETH_PERF_STATS
2711 card
->perf_stats
.inbound_do_qdio_time
+= qeth_get_micros() -
2712 card
->perf_stats
.inbound_do_qdio_start_time
;
2715 PRINT_WARN("qeth_queue_input_buffer's do_QDIO "
2716 "return %i (device %s).\n",
2717 rc
, CARD_DDEV_ID(card
));
2718 QETH_DBF_TEXT(trace
,2,"qinberr");
2719 QETH_DBF_TEXT_(trace
,2,"%s",CARD_BUS_ID(card
));
2721 queue
->next_buf_to_init
= (queue
->next_buf_to_init
+ count
) %
2722 QDIO_MAX_BUFFERS_PER_Q
;
2727 qeth_put_buffer_pool_entry(struct qeth_card
*card
,
2728 struct qeth_buffer_pool_entry
*entry
)
2730 QETH_DBF_TEXT(trace
, 6, "ptbfplen");
2731 list_add_tail(&entry
->list
, &card
->qdio
.in_buf_pool
.entry_list
);
2735 qeth_qdio_input_handler(struct ccw_device
* ccwdev
, unsigned int status
,
2736 unsigned int qdio_err
, unsigned int siga_err
,
2737 unsigned int queue
, int first_element
, int count
,
2738 unsigned long card_ptr
)
2740 struct net_device
*net_dev
;
2741 struct qeth_card
*card
;
2742 struct qeth_qdio_buffer
*buffer
;
2746 QETH_DBF_TEXT(trace
, 6, "qdinput");
2747 card
= (struct qeth_card
*) card_ptr
;
2748 net_dev
= card
->dev
;
2749 #ifdef CONFIG_QETH_PERF_STATS
2750 card
->perf_stats
.inbound_cnt
++;
2751 card
->perf_stats
.inbound_start_time
= qeth_get_micros();
2753 if (status
& QDIO_STATUS_LOOK_FOR_ERROR
) {
2754 if (status
& QDIO_STATUS_ACTIVATE_CHECK_CONDITION
){
2755 QETH_DBF_TEXT(trace
, 1,"qdinchk");
2756 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2757 QETH_DBF_TEXT_(trace
,1,"%04X%04X",first_element
,count
);
2758 QETH_DBF_TEXT_(trace
,1,"%04X%04X", queue
, status
);
2759 qeth_schedule_recovery(card
);
2763 for (i
= first_element
; i
< (first_element
+ count
); ++i
) {
2764 index
= i
% QDIO_MAX_BUFFERS_PER_Q
;
2765 buffer
= &card
->qdio
.in_q
->bufs
[index
];
2766 if (!((status
& QDIO_STATUS_LOOK_FOR_ERROR
) &&
2767 qeth_check_qdio_errors(buffer
->buffer
,
2768 qdio_err
, siga_err
,"qinerr")))
2769 qeth_process_inbound_buffer(card
, buffer
, index
);
2770 /* clear buffer and give back to hardware */
2771 qeth_put_buffer_pool_entry(card
, buffer
->pool_entry
);
2772 qeth_queue_input_buffer(card
, index
);
2774 #ifdef CONFIG_QETH_PERF_STATS
2775 card
->perf_stats
.inbound_time
+= qeth_get_micros() -
2776 card
->perf_stats
.inbound_start_time
;
2781 qeth_handle_send_error(struct qeth_card
*card
,
2782 struct qeth_qdio_out_buffer
*buffer
,
2783 unsigned int qdio_err
, unsigned int siga_err
)
2785 int sbalf15
= buffer
->buffer
->element
[15].flags
& 0xff;
2786 int cc
= siga_err
& 3;
2788 QETH_DBF_TEXT(trace
, 6, "hdsnderr");
2789 qeth_check_qdio_errors(buffer
->buffer
, qdio_err
, siga_err
, "qouterr");
2793 QETH_DBF_TEXT(trace
, 1,"lnkfail");
2794 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2795 QETH_DBF_TEXT_(trace
,1,"%04x %02x",
2796 (u16
)qdio_err
, (u8
)sbalf15
);
2797 return QETH_SEND_ERROR_LINK_FAILURE
;
2799 return QETH_SEND_ERROR_NONE
;
2801 if (siga_err
& QDIO_SIGA_ERROR_B_BIT_SET
) {
2802 QETH_DBF_TEXT(trace
, 1, "SIGAcc2B");
2803 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2804 return QETH_SEND_ERROR_KICK_IT
;
2806 if ((sbalf15
>= 15) && (sbalf15
<= 31))
2807 return QETH_SEND_ERROR_RETRY
;
2808 return QETH_SEND_ERROR_LINK_FAILURE
;
2809 /* look at qdio_error and sbalf 15 */
2811 QETH_DBF_TEXT(trace
, 1, "SIGAcc1");
2812 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2813 return QETH_SEND_ERROR_LINK_FAILURE
;
2816 QETH_DBF_TEXT(trace
, 1, "SIGAcc3");
2817 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2818 return QETH_SEND_ERROR_KICK_IT
;
2823 qeth_flush_buffers(struct qeth_qdio_out_q
*queue
, int under_int
,
2824 int index
, int count
)
2826 struct qeth_qdio_out_buffer
*buf
;
2830 QETH_DBF_TEXT(trace
, 6, "flushbuf");
2832 for (i
= index
; i
< index
+ count
; ++i
) {
2833 buf
= &queue
->bufs
[i
% QDIO_MAX_BUFFERS_PER_Q
];
2834 buf
->buffer
->element
[buf
->next_element_to_fill
- 1].flags
|=
2835 SBAL_FLAGS_LAST_ENTRY
;
2837 if (queue
->card
->info
.type
== QETH_CARD_TYPE_IQD
)
2840 if (!queue
->do_pack
){
2841 if ((atomic_read(&queue
->used_buffers
) >=
2842 (QETH_HIGH_WATERMARK_PACK
-
2843 QETH_WATERMARK_PACK_FUZZ
)) &&
2844 !atomic_read(&queue
->set_pci_flags_count
)){
2845 /* it's likely that we'll go to packing
2847 atomic_inc(&queue
->set_pci_flags_count
);
2848 buf
->buffer
->element
[0].flags
|= 0x40;
2851 if (!atomic_read(&queue
->set_pci_flags_count
)){
2853 * there's no outstanding PCI any more, so we
2854 * have to request a PCI to be sure the the PCI
2855 * will wake at some time in the future then we
2856 * can flush packed buffers that might still be
2857 * hanging around, which can happen if no
2858 * further send was requested by the stack
2860 atomic_inc(&queue
->set_pci_flags_count
);
2861 buf
->buffer
->element
[0].flags
|= 0x40;
2866 queue
->card
->dev
->trans_start
= jiffies
;
2867 #ifdef CONFIG_QETH_PERF_STATS
2868 queue
->card
->perf_stats
.outbound_do_qdio_cnt
++;
2869 queue
->card
->perf_stats
.outbound_do_qdio_start_time
= qeth_get_micros();
2872 rc
= do_QDIO(CARD_DDEV(queue
->card
),
2873 QDIO_FLAG_SYNC_OUTPUT
| QDIO_FLAG_UNDER_INTERRUPT
,
2874 queue
->queue_no
, index
, count
, NULL
);
2876 rc
= do_QDIO(CARD_DDEV(queue
->card
), QDIO_FLAG_SYNC_OUTPUT
,
2877 queue
->queue_no
, index
, count
, NULL
);
2878 #ifdef CONFIG_QETH_PERF_STATS
2879 queue
->card
->perf_stats
.outbound_do_qdio_time
+= qeth_get_micros() -
2880 queue
->card
->perf_stats
.outbound_do_qdio_start_time
;
2883 QETH_DBF_TEXT(trace
, 2, "flushbuf");
2884 QETH_DBF_TEXT_(trace
, 2, " err%d", rc
);
2885 QETH_DBF_TEXT_(trace
, 2, "%s", CARD_DDEV_ID(queue
->card
));
2886 queue
->card
->stats
.tx_errors
+= count
;
2887 /* this must not happen under normal circumstances. if it
2888 * happens something is really wrong -> recover */
2889 qeth_schedule_recovery(queue
->card
);
2892 atomic_add(count
, &queue
->used_buffers
);
2893 #ifdef CONFIG_QETH_PERF_STATS
2894 queue
->card
->perf_stats
.bufs_sent
+= count
;
2899 * Switched to packing state if the number of used buffers on a queue
2900 * reaches a certain limit.
2903 qeth_switch_to_packing_if_needed(struct qeth_qdio_out_q
*queue
)
2905 if (!queue
->do_pack
) {
2906 if (atomic_read(&queue
->used_buffers
)
2907 >= QETH_HIGH_WATERMARK_PACK
){
2908 /* switch non-PACKING -> PACKING */
2909 QETH_DBF_TEXT(trace
, 6, "np->pack");
2910 #ifdef CONFIG_QETH_PERF_STATS
2911 queue
->card
->perf_stats
.sc_dp_p
++;
2919 * Switches from packing to non-packing mode. If there is a packing
2920 * buffer on the queue this buffer will be prepared to be flushed.
2921 * In that case 1 is returned to inform the caller. If no buffer
2922 * has to be flushed, zero is returned.
2925 qeth_switch_to_nonpacking_if_needed(struct qeth_qdio_out_q
*queue
)
2927 struct qeth_qdio_out_buffer
*buffer
;
2928 int flush_count
= 0;
2930 if (queue
->do_pack
) {
2931 if (atomic_read(&queue
->used_buffers
)
2932 <= QETH_LOW_WATERMARK_PACK
) {
2933 /* switch PACKING -> non-PACKING */
2934 QETH_DBF_TEXT(trace
, 6, "pack->np");
2935 #ifdef CONFIG_QETH_PERF_STATS
2936 queue
->card
->perf_stats
.sc_p_dp
++;
2939 /* flush packing buffers */
2940 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
2941 if ((atomic_read(&buffer
->state
) ==
2942 QETH_QDIO_BUF_EMPTY
) &&
2943 (buffer
->next_element_to_fill
> 0)) {
2944 atomic_set(&buffer
->state
,QETH_QDIO_BUF_PRIMED
);
2946 queue
->next_buf_to_fill
=
2947 (queue
->next_buf_to_fill
+ 1) %
2948 QDIO_MAX_BUFFERS_PER_Q
;
2956 * Called to flush a packing buffer if no more pci flags are on the queue.
2957 * Checks if there is a packing buffer and prepares it to be flushed.
2958 * In that case returns 1, otherwise zero.
2961 qeth_flush_buffers_on_no_pci(struct qeth_qdio_out_q
*queue
)
2963 struct qeth_qdio_out_buffer
*buffer
;
2965 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
2966 if((atomic_read(&buffer
->state
) == QETH_QDIO_BUF_EMPTY
) &&
2967 (buffer
->next_element_to_fill
> 0)){
2968 /* it's a packing buffer */
2969 atomic_set(&buffer
->state
, QETH_QDIO_BUF_PRIMED
);
2970 queue
->next_buf_to_fill
=
2971 (queue
->next_buf_to_fill
+ 1) % QDIO_MAX_BUFFERS_PER_Q
;
2978 qeth_check_outbound_queue(struct qeth_qdio_out_q
*queue
)
2982 int q_was_packing
= 0;
2985 * check if weed have to switch to non-packing mode or if
2986 * we have to get a pci flag out on the queue
2988 if ((atomic_read(&queue
->used_buffers
) <= QETH_LOW_WATERMARK_PACK
) ||
2989 !atomic_read(&queue
->set_pci_flags_count
)){
2990 if (atomic_swap(&queue
->state
, QETH_OUT_Q_LOCKED_FLUSH
) ==
2991 QETH_OUT_Q_UNLOCKED
) {
2993 * If we get in here, there was no action in
2994 * do_send_packet. So, we check if there is a
2995 * packing buffer to be flushed here.
2997 netif_stop_queue(queue
->card
->dev
);
2998 index
= queue
->next_buf_to_fill
;
2999 q_was_packing
= queue
->do_pack
;
3000 flush_cnt
+= qeth_switch_to_nonpacking_if_needed(queue
);
3002 !atomic_read(&queue
->set_pci_flags_count
))
3004 qeth_flush_buffers_on_no_pci(queue
);
3005 #ifdef CONFIG_QETH_PERF_STATS
3007 queue
->card
->perf_stats
.bufs_sent_pack
+=
3011 qeth_flush_buffers(queue
, 1, index
, flush_cnt
);
3012 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
3018 qeth_qdio_output_handler(struct ccw_device
* ccwdev
, unsigned int status
,
3019 unsigned int qdio_error
, unsigned int siga_error
,
3020 unsigned int __queue
, int first_element
, int count
,
3021 unsigned long card_ptr
)
3023 struct qeth_card
*card
= (struct qeth_card
*) card_ptr
;
3024 struct qeth_qdio_out_q
*queue
= card
->qdio
.out_qs
[__queue
];
3025 struct qeth_qdio_out_buffer
*buffer
;
3028 QETH_DBF_TEXT(trace
, 6, "qdouhdl");
3029 if (status
& QDIO_STATUS_LOOK_FOR_ERROR
) {
3030 if (status
& QDIO_STATUS_ACTIVATE_CHECK_CONDITION
){
3031 QETH_DBF_TEXT(trace
, 2, "achkcond");
3032 QETH_DBF_TEXT_(trace
, 2, "%s", CARD_BUS_ID(card
));
3033 QETH_DBF_TEXT_(trace
, 2, "%08x", status
);
3034 netif_stop_queue(card
->dev
);
3035 qeth_schedule_recovery(card
);
3039 #ifdef CONFIG_QETH_PERF_STATS
3040 card
->perf_stats
.outbound_handler_cnt
++;
3041 card
->perf_stats
.outbound_handler_start_time
= qeth_get_micros();
3043 for(i
= first_element
; i
< (first_element
+ count
); ++i
){
3044 buffer
= &queue
->bufs
[i
% QDIO_MAX_BUFFERS_PER_Q
];
3045 /*we only handle the KICK_IT error by doing a recovery */
3046 if (qeth_handle_send_error(card
, buffer
,
3047 qdio_error
, siga_error
)
3048 == QETH_SEND_ERROR_KICK_IT
){
3049 netif_stop_queue(card
->dev
);
3050 qeth_schedule_recovery(card
);
3053 qeth_clear_output_buffer(queue
, buffer
);
3055 atomic_sub(count
, &queue
->used_buffers
);
3056 /* check if we need to do something on this outbound queue */
3057 if (card
->info
.type
!= QETH_CARD_TYPE_IQD
)
3058 qeth_check_outbound_queue(queue
);
3060 netif_wake_queue(queue
->card
->dev
);
3061 #ifdef CONFIG_QETH_PERF_STATS
3062 card
->perf_stats
.outbound_handler_time
+= qeth_get_micros() -
3063 card
->perf_stats
.outbound_handler_start_time
;
3068 qeth_create_qib_param_field(struct qeth_card
*card
, char *param_field
)
3071 param_field
[0] = _ascebc
['P'];
3072 param_field
[1] = _ascebc
['C'];
3073 param_field
[2] = _ascebc
['I'];
3074 param_field
[3] = _ascebc
['T'];
3075 *((unsigned int *) (¶m_field
[4])) = QETH_PCI_THRESHOLD_A(card
);
3076 *((unsigned int *) (¶m_field
[8])) = QETH_PCI_THRESHOLD_B(card
);
3077 *((unsigned int *) (¶m_field
[12])) = QETH_PCI_TIMER_VALUE(card
);
3081 qeth_create_qib_param_field_blkt(struct qeth_card
*card
, char *param_field
)
3083 param_field
[16] = _ascebc
['B'];
3084 param_field
[17] = _ascebc
['L'];
3085 param_field
[18] = _ascebc
['K'];
3086 param_field
[19] = _ascebc
['T'];
3087 *((unsigned int *) (¶m_field
[20])) = card
->info
.blkt
.time_total
;
3088 *((unsigned int *) (¶m_field
[24])) = card
->info
.blkt
.inter_packet
;
3089 *((unsigned int *) (¶m_field
[28])) = card
->info
.blkt
.inter_packet_jumbo
;
3093 qeth_initialize_working_pool_list(struct qeth_card
*card
)
3095 struct qeth_buffer_pool_entry
*entry
;
3097 QETH_DBF_TEXT(trace
,5,"inwrklst");
3099 list_for_each_entry(entry
,
3100 &card
->qdio
.init_pool
.entry_list
, init_list
) {
3101 qeth_put_buffer_pool_entry(card
,entry
);
3106 qeth_clear_working_pool_list(struct qeth_card
*card
)
3108 struct qeth_buffer_pool_entry
*pool_entry
, *tmp
;
3110 QETH_DBF_TEXT(trace
,5,"clwrklst");
3111 list_for_each_entry_safe(pool_entry
, tmp
,
3112 &card
->qdio
.in_buf_pool
.entry_list
, list
){
3113 list_del(&pool_entry
->list
);
3118 qeth_free_buffer_pool(struct qeth_card
*card
)
3120 struct qeth_buffer_pool_entry
*pool_entry
, *tmp
;
3122 QETH_DBF_TEXT(trace
,5,"freepool");
3123 list_for_each_entry_safe(pool_entry
, tmp
,
3124 &card
->qdio
.init_pool
.entry_list
, init_list
){
3125 for (i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(card
); ++i
)
3126 free_page((unsigned long)pool_entry
->elements
[i
]);
3127 list_del(&pool_entry
->init_list
);
3133 qeth_alloc_buffer_pool(struct qeth_card
*card
)
3135 struct qeth_buffer_pool_entry
*pool_entry
;
3139 QETH_DBF_TEXT(trace
,5,"alocpool");
3140 for (i
= 0; i
< card
->qdio
.init_pool
.buf_count
; ++i
){
3141 pool_entry
= kmalloc(sizeof(*pool_entry
), GFP_KERNEL
);
3143 qeth_free_buffer_pool(card
);
3146 for(j
= 0; j
< QETH_MAX_BUFFER_ELEMENTS(card
); ++j
){
3147 ptr
= (void *) __get_free_page(GFP_KERNEL
|GFP_DMA
);
3150 free_page((unsigned long)
3151 pool_entry
->elements
[--j
]);
3153 qeth_free_buffer_pool(card
);
3156 pool_entry
->elements
[j
] = ptr
;
3158 list_add(&pool_entry
->init_list
,
3159 &card
->qdio
.init_pool
.entry_list
);
3165 qeth_realloc_buffer_pool(struct qeth_card
*card
, int bufcnt
)
3167 QETH_DBF_TEXT(trace
, 2, "realcbp");
3169 if ((card
->state
!= CARD_STATE_DOWN
) &&
3170 (card
->state
!= CARD_STATE_RECOVER
))
3173 /* TODO: steel/add buffers from/to a running card's buffer pool (?) */
3174 qeth_clear_working_pool_list(card
);
3175 qeth_free_buffer_pool(card
);
3176 card
->qdio
.in_buf_pool
.buf_count
= bufcnt
;
3177 card
->qdio
.init_pool
.buf_count
= bufcnt
;
3178 return qeth_alloc_buffer_pool(card
);
3182 qeth_alloc_qdio_buffers(struct qeth_card
*card
)
3186 QETH_DBF_TEXT(setup
, 2, "allcqdbf");
3188 if (card
->qdio
.state
== QETH_QDIO_ALLOCATED
)
3191 card
->qdio
.in_q
= kmalloc(sizeof(struct qeth_qdio_q
),
3192 GFP_KERNEL
|GFP_DMA
);
3193 if (!card
->qdio
.in_q
)
3195 QETH_DBF_TEXT(setup
, 2, "inq");
3196 QETH_DBF_HEX(setup
, 2, &card
->qdio
.in_q
, sizeof(void *));
3197 memset(card
->qdio
.in_q
, 0, sizeof(struct qeth_qdio_q
));
3198 /* give inbound qeth_qdio_buffers their qdio_buffers */
3199 for (i
= 0; i
< QDIO_MAX_BUFFERS_PER_Q
; ++i
)
3200 card
->qdio
.in_q
->bufs
[i
].buffer
=
3201 &card
->qdio
.in_q
->qdio_bufs
[i
];
3202 /* inbound buffer pool */
3203 if (qeth_alloc_buffer_pool(card
)){
3204 kfree(card
->qdio
.in_q
);
3209 kmalloc(card
->qdio
.no_out_queues
*
3210 sizeof(struct qeth_qdio_out_q
*), GFP_KERNEL
);
3211 if (!card
->qdio
.out_qs
){
3212 qeth_free_buffer_pool(card
);
3215 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
3216 card
->qdio
.out_qs
[i
] = kmalloc(sizeof(struct qeth_qdio_out_q
),
3217 GFP_KERNEL
|GFP_DMA
);
3218 if (!card
->qdio
.out_qs
[i
]){
3220 kfree(card
->qdio
.out_qs
[--i
]);
3221 kfree(card
->qdio
.out_qs
);
3224 QETH_DBF_TEXT_(setup
, 2, "outq %i", i
);
3225 QETH_DBF_HEX(setup
, 2, &card
->qdio
.out_qs
[i
], sizeof(void *));
3226 memset(card
->qdio
.out_qs
[i
], 0, sizeof(struct qeth_qdio_out_q
));
3227 card
->qdio
.out_qs
[i
]->queue_no
= i
;
3228 /* give outbound qeth_qdio_buffers their qdio_buffers */
3229 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
){
3230 card
->qdio
.out_qs
[i
]->bufs
[j
].buffer
=
3231 &card
->qdio
.out_qs
[i
]->qdio_bufs
[j
];
3232 skb_queue_head_init(&card
->qdio
.out_qs
[i
]->bufs
[j
].
3235 &card
->qdio
.out_qs
[i
]->bufs
[j
].skb_list
.lock
,
3236 &qdio_out_skb_queue_key
);
3237 INIT_LIST_HEAD(&card
->qdio
.out_qs
[i
]->bufs
[j
].ctx_list
);
3240 card
->qdio
.state
= QETH_QDIO_ALLOCATED
;
3245 qeth_free_qdio_buffers(struct qeth_card
*card
)
3249 QETH_DBF_TEXT(trace
, 2, "freeqdbf");
3250 if (card
->qdio
.state
== QETH_QDIO_UNINITIALIZED
)
3252 kfree(card
->qdio
.in_q
);
3253 /* inbound buffer pool */
3254 qeth_free_buffer_pool(card
);
3255 /* free outbound qdio_qs */
3256 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
3257 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
)
3258 qeth_clear_output_buffer(card
->qdio
.out_qs
[i
],
3259 &card
->qdio
.out_qs
[i
]->bufs
[j
]);
3260 kfree(card
->qdio
.out_qs
[i
]);
3262 kfree(card
->qdio
.out_qs
);
3263 card
->qdio
.state
= QETH_QDIO_UNINITIALIZED
;
3267 qeth_clear_qdio_buffers(struct qeth_card
*card
)
3271 QETH_DBF_TEXT(trace
, 2, "clearqdbf");
3272 /* clear outbound buffers to free skbs */
3273 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
)
3274 if (card
->qdio
.out_qs
[i
]){
3275 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
)
3276 qeth_clear_output_buffer(card
->qdio
.out_qs
[i
],
3277 &card
->qdio
.out_qs
[i
]->bufs
[j
]);
3282 qeth_init_qdio_info(struct qeth_card
*card
)
3284 QETH_DBF_TEXT(setup
, 4, "intqdinf");
3285 card
->qdio
.state
= QETH_QDIO_UNINITIALIZED
;
3287 card
->qdio
.in_buf_size
= QETH_IN_BUF_SIZE_DEFAULT
;
3288 card
->qdio
.init_pool
.buf_count
= QETH_IN_BUF_COUNT_DEFAULT
;
3289 card
->qdio
.in_buf_pool
.buf_count
= card
->qdio
.init_pool
.buf_count
;
3290 INIT_LIST_HEAD(&card
->qdio
.in_buf_pool
.entry_list
);
3291 INIT_LIST_HEAD(&card
->qdio
.init_pool
.entry_list
);
3295 qeth_init_qdio_queues(struct qeth_card
*card
)
3300 QETH_DBF_TEXT(setup
, 2, "initqdqs");
3303 memset(card
->qdio
.in_q
->qdio_bufs
, 0,
3304 QDIO_MAX_BUFFERS_PER_Q
* sizeof(struct qdio_buffer
));
3305 qeth_initialize_working_pool_list(card
);
3306 /*give only as many buffers to hardware as we have buffer pool entries*/
3307 for (i
= 0; i
< card
->qdio
.in_buf_pool
.buf_count
- 1; ++i
)
3308 qeth_init_input_buffer(card
, &card
->qdio
.in_q
->bufs
[i
]);
3309 card
->qdio
.in_q
->next_buf_to_init
= card
->qdio
.in_buf_pool
.buf_count
- 1;
3310 rc
= do_QDIO(CARD_DDEV(card
), QDIO_FLAG_SYNC_INPUT
, 0, 0,
3311 card
->qdio
.in_buf_pool
.buf_count
- 1, NULL
);
3313 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
3316 rc
= qdio_synchronize(CARD_DDEV(card
), QDIO_FLAG_SYNC_INPUT
, 0);
3318 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
3321 /* outbound queue */
3322 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
3323 memset(card
->qdio
.out_qs
[i
]->qdio_bufs
, 0,
3324 QDIO_MAX_BUFFERS_PER_Q
* sizeof(struct qdio_buffer
));
3325 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
){
3326 qeth_clear_output_buffer(card
->qdio
.out_qs
[i
],
3327 &card
->qdio
.out_qs
[i
]->bufs
[j
]);
3329 card
->qdio
.out_qs
[i
]->card
= card
;
3330 card
->qdio
.out_qs
[i
]->next_buf_to_fill
= 0;
3331 card
->qdio
.out_qs
[i
]->do_pack
= 0;
3332 atomic_set(&card
->qdio
.out_qs
[i
]->used_buffers
,0);
3333 atomic_set(&card
->qdio
.out_qs
[i
]->set_pci_flags_count
, 0);
3334 atomic_set(&card
->qdio
.out_qs
[i
]->state
,
3335 QETH_OUT_Q_UNLOCKED
);
3341 qeth_qdio_establish(struct qeth_card
*card
)
3343 struct qdio_initialize init_data
;
3344 char *qib_param_field
;
3345 struct qdio_buffer
**in_sbal_ptrs
;
3346 struct qdio_buffer
**out_sbal_ptrs
;
3350 QETH_DBF_TEXT(setup
, 2, "qdioest");
3352 qib_param_field
= kzalloc(QDIO_MAX_BUFFERS_PER_Q
* sizeof(char),
3354 if (!qib_param_field
)
3357 qeth_create_qib_param_field(card
, qib_param_field
);
3358 qeth_create_qib_param_field_blkt(card
, qib_param_field
);
3360 in_sbal_ptrs
= kmalloc(QDIO_MAX_BUFFERS_PER_Q
* sizeof(void *),
3362 if (!in_sbal_ptrs
) {
3363 kfree(qib_param_field
);
3366 for(i
= 0; i
< QDIO_MAX_BUFFERS_PER_Q
; ++i
)
3367 in_sbal_ptrs
[i
] = (struct qdio_buffer
*)
3368 virt_to_phys(card
->qdio
.in_q
->bufs
[i
].buffer
);
3371 kmalloc(card
->qdio
.no_out_queues
* QDIO_MAX_BUFFERS_PER_Q
*
3372 sizeof(void *), GFP_KERNEL
);
3373 if (!out_sbal_ptrs
) {
3374 kfree(in_sbal_ptrs
);
3375 kfree(qib_param_field
);
3378 for(i
= 0, k
= 0; i
< card
->qdio
.no_out_queues
; ++i
)
3379 for(j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
, ++k
){
3380 out_sbal_ptrs
[k
] = (struct qdio_buffer
*)
3381 virt_to_phys(card
->qdio
.out_qs
[i
]->
3385 memset(&init_data
, 0, sizeof(struct qdio_initialize
));
3386 init_data
.cdev
= CARD_DDEV(card
);
3387 init_data
.q_format
= qeth_get_qdio_q_format(card
);
3388 init_data
.qib_param_field_format
= 0;
3389 init_data
.qib_param_field
= qib_param_field
;
3390 init_data
.min_input_threshold
= QETH_MIN_INPUT_THRESHOLD
;
3391 init_data
.max_input_threshold
= QETH_MAX_INPUT_THRESHOLD
;
3392 init_data
.min_output_threshold
= QETH_MIN_OUTPUT_THRESHOLD
;
3393 init_data
.max_output_threshold
= QETH_MAX_OUTPUT_THRESHOLD
;
3394 init_data
.no_input_qs
= 1;
3395 init_data
.no_output_qs
= card
->qdio
.no_out_queues
;
3396 init_data
.input_handler
= (qdio_handler_t
*)
3397 qeth_qdio_input_handler
;
3398 init_data
.output_handler
= (qdio_handler_t
*)
3399 qeth_qdio_output_handler
;
3400 init_data
.int_parm
= (unsigned long) card
;
3401 init_data
.flags
= QDIO_INBOUND_0COPY_SBALS
|
3402 QDIO_OUTBOUND_0COPY_SBALS
|
3403 QDIO_USE_OUTBOUND_PCIS
;
3404 init_data
.input_sbal_addr_array
= (void **) in_sbal_ptrs
;
3405 init_data
.output_sbal_addr_array
= (void **) out_sbal_ptrs
;
3407 if (!(rc
= qdio_initialize(&init_data
)))
3408 card
->qdio
.state
= QETH_QDIO_ESTABLISHED
;
3410 kfree(out_sbal_ptrs
);
3411 kfree(in_sbal_ptrs
);
3412 kfree(qib_param_field
);
3417 qeth_qdio_activate(struct qeth_card
*card
)
3419 QETH_DBF_TEXT(setup
,3,"qdioact");
3420 return qdio_activate(CARD_DDEV(card
), 0);
3424 qeth_clear_channel(struct qeth_channel
*channel
)
3426 unsigned long flags
;
3427 struct qeth_card
*card
;
3430 QETH_DBF_TEXT(trace
,3,"clearch");
3431 card
= CARD_FROM_CDEV(channel
->ccwdev
);
3432 spin_lock_irqsave(get_ccwdev_lock(channel
->ccwdev
), flags
);
3433 rc
= ccw_device_clear(channel
->ccwdev
, QETH_CLEAR_CHANNEL_PARM
);
3434 spin_unlock_irqrestore(get_ccwdev_lock(channel
->ccwdev
), flags
);
3438 rc
= wait_event_interruptible_timeout(card
->wait_q
,
3439 channel
->state
==CH_STATE_STOPPED
, QETH_TIMEOUT
);
3440 if (rc
== -ERESTARTSYS
)
3442 if (channel
->state
!= CH_STATE_STOPPED
)
3444 channel
->state
= CH_STATE_DOWN
;
3449 qeth_halt_channel(struct qeth_channel
*channel
)
3451 unsigned long flags
;
3452 struct qeth_card
*card
;
3455 QETH_DBF_TEXT(trace
,3,"haltch");
3456 card
= CARD_FROM_CDEV(channel
->ccwdev
);
3457 spin_lock_irqsave(get_ccwdev_lock(channel
->ccwdev
), flags
);
3458 rc
= ccw_device_halt(channel
->ccwdev
, QETH_HALT_CHANNEL_PARM
);
3459 spin_unlock_irqrestore(get_ccwdev_lock(channel
->ccwdev
), flags
);
3463 rc
= wait_event_interruptible_timeout(card
->wait_q
,
3464 channel
->state
==CH_STATE_HALTED
, QETH_TIMEOUT
);
3465 if (rc
== -ERESTARTSYS
)
3467 if (channel
->state
!= CH_STATE_HALTED
)
3473 qeth_halt_channels(struct qeth_card
*card
)
3475 int rc1
= 0, rc2
=0, rc3
= 0;
3477 QETH_DBF_TEXT(trace
,3,"haltchs");
3478 rc1
= qeth_halt_channel(&card
->read
);
3479 rc2
= qeth_halt_channel(&card
->write
);
3480 rc3
= qeth_halt_channel(&card
->data
);
3488 qeth_clear_channels(struct qeth_card
*card
)
3490 int rc1
= 0, rc2
=0, rc3
= 0;
3492 QETH_DBF_TEXT(trace
,3,"clearchs");
3493 rc1
= qeth_clear_channel(&card
->read
);
3494 rc2
= qeth_clear_channel(&card
->write
);
3495 rc3
= qeth_clear_channel(&card
->data
);
3504 qeth_clear_halt_card(struct qeth_card
*card
, int halt
)
3508 QETH_DBF_TEXT(trace
,3,"clhacrd");
3509 QETH_DBF_HEX(trace
, 3, &card
, sizeof(void *));
3512 rc
= qeth_halt_channels(card
);
3515 return qeth_clear_channels(card
);
3519 qeth_qdio_clear_card(struct qeth_card
*card
, int use_halt
)
3523 QETH_DBF_TEXT(trace
,3,"qdioclr");
3524 if (card
->qdio
.state
== QETH_QDIO_ESTABLISHED
){
3525 if ((rc
= qdio_cleanup(CARD_DDEV(card
),
3526 (card
->info
.type
== QETH_CARD_TYPE_IQD
) ?
3527 QDIO_FLAG_CLEANUP_USING_HALT
:
3528 QDIO_FLAG_CLEANUP_USING_CLEAR
)))
3529 QETH_DBF_TEXT_(trace
, 3, "1err%d", rc
);
3530 card
->qdio
.state
= QETH_QDIO_ALLOCATED
;
3532 if ((rc
= qeth_clear_halt_card(card
, use_halt
)))
3533 QETH_DBF_TEXT_(trace
, 3, "2err%d", rc
);
3534 card
->state
= CARD_STATE_DOWN
;
3539 qeth_dm_act(struct qeth_card
*card
)
3542 struct qeth_cmd_buffer
*iob
;
3544 QETH_DBF_TEXT(setup
,2,"dmact");
3546 iob
= qeth_wait_for_buffer(&card
->write
);
3547 memcpy(iob
->data
, DM_ACT
, DM_ACT_SIZE
);
3549 memcpy(QETH_DM_ACT_DEST_ADDR(iob
->data
),
3550 &card
->token
.cm_connection_r
, QETH_MPC_TOKEN_LENGTH
);
3551 memcpy(QETH_DM_ACT_CONNECTION_TOKEN(iob
->data
),
3552 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
3553 rc
= qeth_send_control_data(card
, DM_ACT_SIZE
, iob
, NULL
, NULL
);
3558 qeth_mpc_initialize(struct qeth_card
*card
)
3562 QETH_DBF_TEXT(setup
,2,"mpcinit");
3564 if ((rc
= qeth_issue_next_read(card
))){
3565 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
3568 if ((rc
= qeth_cm_enable(card
))){
3569 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
3572 if ((rc
= qeth_cm_setup(card
))){
3573 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
3576 if ((rc
= qeth_ulp_enable(card
))){
3577 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
3580 if ((rc
= qeth_ulp_setup(card
))){
3581 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
3584 if ((rc
= qeth_alloc_qdio_buffers(card
))){
3585 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
3588 if ((rc
= qeth_qdio_establish(card
))){
3589 QETH_DBF_TEXT_(setup
, 2, "6err%d", rc
);
3590 qeth_free_qdio_buffers(card
);
3593 if ((rc
= qeth_qdio_activate(card
))){
3594 QETH_DBF_TEXT_(setup
, 2, "7err%d", rc
);
3597 if ((rc
= qeth_dm_act(card
))){
3598 QETH_DBF_TEXT_(setup
, 2, "8err%d", rc
);
3604 qeth_qdio_clear_card(card
, card
->info
.type
!=QETH_CARD_TYPE_IQD
);
3608 static struct net_device
*
3609 qeth_get_netdevice(enum qeth_card_types type
, enum qeth_link_types linktype
)
3611 struct net_device
*dev
= NULL
;
3614 case QETH_CARD_TYPE_OSAE
:
3616 case QETH_LINK_TYPE_LANE_TR
:
3617 case QETH_LINK_TYPE_HSTR
:
3619 dev
= alloc_trdev(0);
3620 #endif /* CONFIG_TR */
3623 dev
= alloc_etherdev(0);
3626 case QETH_CARD_TYPE_IQD
:
3627 dev
= alloc_netdev(0, "hsi%d", ether_setup
);
3629 case QETH_CARD_TYPE_OSN
:
3630 dev
= alloc_netdev(0, "osn%d", ether_setup
);
3633 dev
= alloc_etherdev(0);
3638 /*hard_header fake function; used in case fake_ll is set */
3640 qeth_fake_header(struct sk_buff
*skb
, struct net_device
*dev
,
3641 unsigned short type
, void *daddr
, void *saddr
,
3644 if(dev
->type
== ARPHRD_IEEE802_TR
){
3645 struct trh_hdr
*hdr
;
3646 hdr
= (struct trh_hdr
*)skb_push(skb
, QETH_FAKE_LL_LEN_TR
);
3647 memcpy(hdr
->saddr
, dev
->dev_addr
, TR_ALEN
);
3648 memcpy(hdr
->daddr
, "FAKELL", TR_ALEN
);
3649 return QETH_FAKE_LL_LEN_TR
;
3653 hdr
= (struct ethhdr
*)skb_push(skb
, QETH_FAKE_LL_LEN_ETH
);
3654 memcpy(hdr
->h_source
, dev
->dev_addr
, ETH_ALEN
);
3655 memcpy(hdr
->h_dest
, "FAKELL", ETH_ALEN
);
3656 if (type
!= ETH_P_802_3
)
3657 hdr
->h_proto
= htons(type
);
3659 hdr
->h_proto
= htons(len
);
3660 return QETH_FAKE_LL_LEN_ETH
;
3666 qeth_send_packet(struct qeth_card
*, struct sk_buff
*);
3669 qeth_hard_start_xmit(struct sk_buff
*skb
, struct net_device
*dev
)
3672 struct qeth_card
*card
;
3674 QETH_DBF_TEXT(trace
, 6, "hrdstxmi");
3675 card
= (struct qeth_card
*)dev
->priv
;
3677 card
->stats
.tx_dropped
++;
3678 card
->stats
.tx_errors
++;
3679 /* return OK; otherwise ksoftirqd goes to 100% */
3680 return NETDEV_TX_OK
;
3682 if ((card
->state
!= CARD_STATE_UP
) || !card
->lan_online
) {
3683 card
->stats
.tx_dropped
++;
3684 card
->stats
.tx_errors
++;
3685 card
->stats
.tx_carrier_errors
++;
3686 dev_kfree_skb_any(skb
);
3687 /* return OK; otherwise ksoftirqd goes to 100% */
3688 return NETDEV_TX_OK
;
3690 #ifdef CONFIG_QETH_PERF_STATS
3691 card
->perf_stats
.outbound_cnt
++;
3692 card
->perf_stats
.outbound_start_time
= qeth_get_micros();
3694 netif_stop_queue(dev
);
3695 if ((rc
= qeth_send_packet(card
, skb
))) {
3697 return NETDEV_TX_BUSY
;
3699 card
->stats
.tx_errors
++;
3700 card
->stats
.tx_dropped
++;
3701 dev_kfree_skb_any(skb
);
3702 /*set to OK; otherwise ksoftirqd goes to 100% */
3706 netif_wake_queue(dev
);
3707 #ifdef CONFIG_QETH_PERF_STATS
3708 card
->perf_stats
.outbound_time
+= qeth_get_micros() -
3709 card
->perf_stats
.outbound_start_time
;
3715 qeth_verify_vlan_dev(struct net_device
*dev
, struct qeth_card
*card
)
3718 #ifdef CONFIG_QETH_VLAN
3719 struct vlan_group
*vg
;
3722 if (!(vg
= card
->vlangrp
))
3725 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++){
3726 if (vg
->vlan_devices
[i
] == dev
){
3727 rc
= QETH_VLAN_CARD
;
3731 if (rc
&& !(VLAN_DEV_INFO(dev
)->real_dev
->priv
== (void *)card
))
3739 qeth_verify_dev(struct net_device
*dev
)
3741 struct qeth_card
*card
;
3742 unsigned long flags
;
3745 read_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
3746 list_for_each_entry(card
, &qeth_card_list
.list
, list
){
3747 if (card
->dev
== dev
){
3748 rc
= QETH_REAL_CARD
;
3751 rc
= qeth_verify_vlan_dev(dev
, card
);
3755 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
3760 static struct qeth_card
*
3761 qeth_get_card_from_dev(struct net_device
*dev
)
3763 struct qeth_card
*card
= NULL
;
3766 rc
= qeth_verify_dev(dev
);
3767 if (rc
== QETH_REAL_CARD
)
3768 card
= (struct qeth_card
*)dev
->priv
;
3769 else if (rc
== QETH_VLAN_CARD
)
3770 card
= (struct qeth_card
*)
3771 VLAN_DEV_INFO(dev
)->real_dev
->priv
;
3773 QETH_DBF_TEXT_(trace
, 4, "%d", rc
);
3778 qeth_tx_timeout(struct net_device
*dev
)
3780 struct qeth_card
*card
;
3782 card
= (struct qeth_card
*) dev
->priv
;
3783 card
->stats
.tx_errors
++;
3784 qeth_schedule_recovery(card
);
3788 qeth_open(struct net_device
*dev
)
3790 struct qeth_card
*card
;
3792 QETH_DBF_TEXT(trace
, 4, "qethopen");
3794 card
= (struct qeth_card
*) dev
->priv
;
3796 if (card
->state
!= CARD_STATE_SOFTSETUP
)
3799 if ( (card
->info
.type
!= QETH_CARD_TYPE_OSN
) &&
3800 (card
->options
.layer2
) &&
3801 (!(card
->info
.mac_bits
& QETH_LAYER2_MAC_REGISTERED
))) {
3802 QETH_DBF_TEXT(trace
,4,"nomacadr");
3805 card
->data
.state
= CH_STATE_UP
;
3806 card
->state
= CARD_STATE_UP
;
3807 card
->dev
->flags
|= IFF_UP
;
3808 netif_start_queue(dev
);
3810 if (!card
->lan_online
&& netif_carrier_ok(dev
))
3811 netif_carrier_off(dev
);
3816 qeth_stop(struct net_device
*dev
)
3818 struct qeth_card
*card
;
3820 QETH_DBF_TEXT(trace
, 4, "qethstop");
3822 card
= (struct qeth_card
*) dev
->priv
;
3824 netif_tx_disable(dev
);
3825 card
->dev
->flags
&= ~IFF_UP
;
3826 if (card
->state
== CARD_STATE_UP
)
3827 card
->state
= CARD_STATE_SOFTSETUP
;
3832 qeth_get_cast_type(struct qeth_card
*card
, struct sk_buff
*skb
)
3834 int cast_type
= RTN_UNSPEC
;
3836 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
3839 if (skb
->dst
&& skb
->dst
->neighbour
){
3840 cast_type
= skb
->dst
->neighbour
->type
;
3841 if ((cast_type
== RTN_BROADCAST
) ||
3842 (cast_type
== RTN_MULTICAST
) ||
3843 (cast_type
== RTN_ANYCAST
))
3848 /* try something else */
3849 if (skb
->protocol
== ETH_P_IPV6
)
3850 return (skb
->nh
.raw
[24] == 0xff) ? RTN_MULTICAST
: 0;
3851 else if (skb
->protocol
== ETH_P_IP
)
3852 return ((skb
->nh
.raw
[16] & 0xf0) == 0xe0) ? RTN_MULTICAST
: 0;
3854 if (!memcmp(skb
->data
, skb
->dev
->broadcast
, 6))
3855 return RTN_BROADCAST
;
3859 hdr_mac
= *((u16
*)skb
->data
);
3861 switch (card
->info
.link_type
) {
3862 case QETH_LINK_TYPE_HSTR
:
3863 case QETH_LINK_TYPE_LANE_TR
:
3864 if ((hdr_mac
== QETH_TR_MAC_NC
) ||
3865 (hdr_mac
== QETH_TR_MAC_C
))
3866 return RTN_MULTICAST
;
3868 /* eth or so multicast? */
3870 if ((hdr_mac
== QETH_ETH_MAC_V4
) ||
3871 (hdr_mac
== QETH_ETH_MAC_V6
))
3872 return RTN_MULTICAST
;
3879 qeth_get_priority_queue(struct qeth_card
*card
, struct sk_buff
*skb
,
3880 int ipv
, int cast_type
)
3882 if (!ipv
&& (card
->info
.type
== QETH_CARD_TYPE_OSAE
))
3883 return card
->qdio
.default_out_queue
;
3884 switch (card
->qdio
.no_out_queues
) {
3886 if (cast_type
&& card
->info
.is_multicast_different
)
3887 return card
->info
.is_multicast_different
&
3888 (card
->qdio
.no_out_queues
- 1);
3889 if (card
->qdio
.do_prio_queueing
&& (ipv
== 4)) {
3890 if (card
->qdio
.do_prio_queueing
==QETH_PRIO_Q_ING_TOS
){
3891 if (skb
->nh
.iph
->tos
& IP_TOS_NOTIMPORTANT
)
3893 if (skb
->nh
.iph
->tos
& IP_TOS_HIGHRELIABILITY
)
3895 if (skb
->nh
.iph
->tos
& IP_TOS_HIGHTHROUGHPUT
)
3897 if (skb
->nh
.iph
->tos
& IP_TOS_LOWDELAY
)
3900 if (card
->qdio
.do_prio_queueing
==QETH_PRIO_Q_ING_PREC
)
3901 return 3 - (skb
->nh
.iph
->tos
>> 6);
3902 } else if (card
->qdio
.do_prio_queueing
&& (ipv
== 6)) {
3905 return card
->qdio
.default_out_queue
;
3906 case 1: /* fallthrough for single-out-queue 1920-device */
3908 return card
->qdio
.default_out_queue
;
3913 qeth_get_ip_version(struct sk_buff
*skb
)
3915 switch (skb
->protocol
) {
3926 qeth_prepare_skb(struct qeth_card
*card
, struct sk_buff
**skb
,
3927 struct qeth_hdr
**hdr
, int ipv
)
3930 #ifdef CONFIG_QETH_VLAN
3934 QETH_DBF_TEXT(trace
, 6, "prepskb");
3935 if (card
->info
.type
== QETH_CARD_TYPE_OSN
) {
3936 *hdr
= (struct qeth_hdr
*)(*skb
)->data
;
3939 rc
= qeth_realloc_headroom(card
, skb
, sizeof(struct qeth_hdr
));
3942 #ifdef CONFIG_QETH_VLAN
3943 if (card
->vlangrp
&& vlan_tx_tag_present(*skb
) &&
3944 ((ipv
== 6) || card
->options
.layer2
) ) {
3946 * Move the mac addresses (6 bytes src, 6 bytes dest)
3947 * to the beginning of the new header. We are using three
3948 * memcpys instead of one memmove to save cycles.
3950 skb_push(*skb
, VLAN_HLEN
);
3951 memcpy((*skb
)->data
, (*skb
)->data
+ 4, 4);
3952 memcpy((*skb
)->data
+ 4, (*skb
)->data
+ 8, 4);
3953 memcpy((*skb
)->data
+ 8, (*skb
)->data
+ 12, 4);
3954 tag
= (u16
*)((*skb
)->data
+ 12);
3956 * first two bytes = ETH_P_8021Q (0x8100)
3957 * second two bytes = VLANID
3959 *tag
= __constant_htons(ETH_P_8021Q
);
3960 *(tag
+ 1) = htons(vlan_tx_tag_get(*skb
));
3963 *hdr
= (struct qeth_hdr
*)
3964 qeth_push_skb(card
, skb
, sizeof(struct qeth_hdr
));
3971 qeth_get_qeth_hdr_flags4(int cast_type
)
3973 if (cast_type
== RTN_MULTICAST
)
3974 return QETH_CAST_MULTICAST
;
3975 if (cast_type
== RTN_BROADCAST
)
3976 return QETH_CAST_BROADCAST
;
3977 return QETH_CAST_UNICAST
;
3981 qeth_get_qeth_hdr_flags6(int cast_type
)
3983 u8 ct
= QETH_HDR_PASSTHRU
| QETH_HDR_IPV6
;
3984 if (cast_type
== RTN_MULTICAST
)
3985 return ct
| QETH_CAST_MULTICAST
;
3986 if (cast_type
== RTN_ANYCAST
)
3987 return ct
| QETH_CAST_ANYCAST
;
3988 if (cast_type
== RTN_BROADCAST
)
3989 return ct
| QETH_CAST_BROADCAST
;
3990 return ct
| QETH_CAST_UNICAST
;
3994 qeth_layer2_get_packet_type(struct qeth_card
*card
, struct qeth_hdr
*hdr
,
3995 struct sk_buff
*skb
)
3999 if (!memcmp(skb
->data
+QETH_HEADER_SIZE
,
4000 skb
->dev
->broadcast
,6)) { /* broadcast? */
4001 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4002 QETH_LAYER2_FLAG_BROADCAST
<< 8;
4005 hdr_mac
=*((__u16
*)skb
->data
);
4007 switch (card
->info
.link_type
) {
4008 case QETH_LINK_TYPE_HSTR
:
4009 case QETH_LINK_TYPE_LANE_TR
:
4010 if ((hdr_mac
== QETH_TR_MAC_NC
) ||
4011 (hdr_mac
== QETH_TR_MAC_C
) )
4012 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4013 QETH_LAYER2_FLAG_MULTICAST
<< 8;
4015 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4016 QETH_LAYER2_FLAG_UNICAST
<< 8;
4018 /* eth or so multicast? */
4020 if ( (hdr_mac
==QETH_ETH_MAC_V4
) ||
4021 (hdr_mac
==QETH_ETH_MAC_V6
) )
4022 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4023 QETH_LAYER2_FLAG_MULTICAST
<< 8;
4025 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4026 QETH_LAYER2_FLAG_UNICAST
<< 8;
4031 qeth_layer2_fill_header(struct qeth_card
*card
, struct qeth_hdr
*hdr
,
4032 struct sk_buff
*skb
, int cast_type
)
4034 memset(hdr
, 0, sizeof(struct qeth_hdr
));
4035 hdr
->hdr
.l2
.id
= QETH_HEADER_TYPE_LAYER2
;
4037 /* set byte 0 to "0x02" and byte 3 to casting flags */
4038 if (cast_type
==RTN_MULTICAST
)
4039 *(__u32
*)hdr
->hdr
.l2
.flags
|= QETH_LAYER2_FLAG_MULTICAST
<< 8;
4040 else if (cast_type
==RTN_BROADCAST
)
4041 *(__u32
*)hdr
->hdr
.l2
.flags
|= QETH_LAYER2_FLAG_BROADCAST
<< 8;
4043 qeth_layer2_get_packet_type(card
, hdr
, skb
);
4045 hdr
->hdr
.l2
.pkt_length
= skb
->len
-QETH_HEADER_SIZE
;
4046 #ifdef CONFIG_QETH_VLAN
4047 /* VSWITCH relies on the VLAN
4048 * information to be present in
4049 * the QDIO header */
4050 if ((card
->vlangrp
!= NULL
) &&
4051 vlan_tx_tag_present(skb
)) {
4052 *(__u32
*)hdr
->hdr
.l2
.flags
|= QETH_LAYER2_FLAG_VLAN
<< 8;
4053 hdr
->hdr
.l2
.vlan_id
= vlan_tx_tag_get(skb
);
4059 qeth_fill_header(struct qeth_card
*card
, struct qeth_hdr
*hdr
,
4060 struct sk_buff
*skb
, int ipv
, int cast_type
)
4062 QETH_DBF_TEXT(trace
, 6, "fillhdr");
4064 memset(hdr
, 0, sizeof(struct qeth_hdr
));
4065 if (card
->options
.layer2
) {
4066 qeth_layer2_fill_header(card
, hdr
, skb
, cast_type
);
4069 hdr
->hdr
.l3
.id
= QETH_HEADER_TYPE_LAYER3
;
4070 hdr
->hdr
.l3
.ext_flags
= 0;
4071 #ifdef CONFIG_QETH_VLAN
4073 * before we're going to overwrite this location with next hop ip.
4074 * v6 uses passthrough, v4 sets the tag in the QDIO header.
4076 if (card
->vlangrp
&& vlan_tx_tag_present(skb
)) {
4077 hdr
->hdr
.l3
.ext_flags
= (ipv
== 4) ?
4078 QETH_HDR_EXT_VLAN_FRAME
:
4079 QETH_HDR_EXT_INCLUDE_VLAN_TAG
;
4080 hdr
->hdr
.l3
.vlan_id
= vlan_tx_tag_get(skb
);
4082 #endif /* CONFIG_QETH_VLAN */
4083 hdr
->hdr
.l3
.length
= skb
->len
- sizeof(struct qeth_hdr
);
4084 if (ipv
== 4) { /* IPv4 */
4085 hdr
->hdr
.l3
.flags
= qeth_get_qeth_hdr_flags4(cast_type
);
4086 memset(hdr
->hdr
.l3
.dest_addr
, 0, 12);
4087 if ((skb
->dst
) && (skb
->dst
->neighbour
)) {
4088 *((u32
*) (&hdr
->hdr
.l3
.dest_addr
[12])) =
4089 *((u32
*) skb
->dst
->neighbour
->primary_key
);
4091 /* fill in destination address used in ip header */
4092 *((u32
*) (&hdr
->hdr
.l3
.dest_addr
[12])) = skb
->nh
.iph
->daddr
;
4094 } else if (ipv
== 6) { /* IPv6 or passthru */
4095 hdr
->hdr
.l3
.flags
= qeth_get_qeth_hdr_flags6(cast_type
);
4096 if ((skb
->dst
) && (skb
->dst
->neighbour
)) {
4097 memcpy(hdr
->hdr
.l3
.dest_addr
,
4098 skb
->dst
->neighbour
->primary_key
, 16);
4100 /* fill in destination address used in ip header */
4101 memcpy(hdr
->hdr
.l3
.dest_addr
, &skb
->nh
.ipv6h
->daddr
, 16);
4103 } else { /* passthrough */
4104 if((skb
->dev
->type
== ARPHRD_IEEE802_TR
) &&
4105 !memcmp(skb
->data
+ sizeof(struct qeth_hdr
) +
4106 sizeof(__u16
), skb
->dev
->broadcast
, 6)) {
4107 hdr
->hdr
.l3
.flags
= QETH_CAST_BROADCAST
|
4109 } else if (!memcmp(skb
->data
+ sizeof(struct qeth_hdr
),
4110 skb
->dev
->broadcast
, 6)) { /* broadcast? */
4111 hdr
->hdr
.l3
.flags
= QETH_CAST_BROADCAST
|
4114 hdr
->hdr
.l3
.flags
= (cast_type
== RTN_MULTICAST
) ?
4115 QETH_CAST_MULTICAST
| QETH_HDR_PASSTHRU
:
4116 QETH_CAST_UNICAST
| QETH_HDR_PASSTHRU
;
4122 __qeth_fill_buffer(struct sk_buff
*skb
, struct qdio_buffer
*buffer
,
4123 int is_tso
, int *next_element_to_fill
)
4125 int length
= skb
->len
;
4131 element
= *next_element_to_fill
;
4133 first_lap
= (is_tso
== 0 ? 1 : 0);
4135 while (length
> 0) {
4136 /* length_here is the remaining amount of data in this page */
4137 length_here
= PAGE_SIZE
- ((unsigned long) data
% PAGE_SIZE
);
4138 if (length
< length_here
)
4139 length_here
= length
;
4141 buffer
->element
[element
].addr
= data
;
4142 buffer
->element
[element
].length
= length_here
;
4143 length
-= length_here
;
4146 buffer
->element
[element
].flags
= 0;
4148 buffer
->element
[element
].flags
=
4149 SBAL_FLAGS_LAST_FRAG
;
4152 buffer
->element
[element
].flags
=
4153 SBAL_FLAGS_FIRST_FRAG
;
4155 buffer
->element
[element
].flags
=
4156 SBAL_FLAGS_MIDDLE_FRAG
;
4158 data
+= length_here
;
4162 *next_element_to_fill
= element
;
4166 qeth_fill_buffer(struct qeth_qdio_out_q
*queue
,
4167 struct qeth_qdio_out_buffer
*buf
,
4168 struct sk_buff
*skb
)
4170 struct qdio_buffer
*buffer
;
4171 struct qeth_hdr_tso
*hdr
;
4172 int flush_cnt
= 0, hdr_len
, large_send
= 0;
4174 QETH_DBF_TEXT(trace
, 6, "qdfillbf");
4176 buffer
= buf
->buffer
;
4177 atomic_inc(&skb
->users
);
4178 skb_queue_tail(&buf
->skb_list
, skb
);
4180 hdr
= (struct qeth_hdr_tso
*) skb
->data
;
4181 /*check first on TSO ....*/
4182 if (hdr
->hdr
.hdr
.l3
.id
== QETH_HEADER_TYPE_TSO
) {
4183 int element
= buf
->next_element_to_fill
;
4185 hdr_len
= sizeof(struct qeth_hdr_tso
) + hdr
->ext
.dg_hdr_len
;
4186 /*fill first buffer entry only with header information */
4187 buffer
->element
[element
].addr
= skb
->data
;
4188 buffer
->element
[element
].length
= hdr_len
;
4189 buffer
->element
[element
].flags
= SBAL_FLAGS_FIRST_FRAG
;
4190 buf
->next_element_to_fill
++;
4191 skb
->data
+= hdr_len
;
4192 skb
->len
-= hdr_len
;
4195 if (skb_shinfo(skb
)->nr_frags
== 0)
4196 __qeth_fill_buffer(skb
, buffer
, large_send
,
4197 (int *)&buf
->next_element_to_fill
);
4199 __qeth_fill_buffer_frag(skb
, buffer
, large_send
,
4200 (int *)&buf
->next_element_to_fill
);
4202 if (!queue
->do_pack
) {
4203 QETH_DBF_TEXT(trace
, 6, "fillbfnp");
4204 /* set state to PRIMED -> will be flushed */
4205 atomic_set(&buf
->state
, QETH_QDIO_BUF_PRIMED
);
4208 QETH_DBF_TEXT(trace
, 6, "fillbfpa");
4209 #ifdef CONFIG_QETH_PERF_STATS
4210 queue
->card
->perf_stats
.skbs_sent_pack
++;
4212 if (buf
->next_element_to_fill
>=
4213 QETH_MAX_BUFFER_ELEMENTS(queue
->card
)) {
4215 * packed buffer if full -> set state PRIMED
4216 * -> will be flushed
4218 atomic_set(&buf
->state
, QETH_QDIO_BUF_PRIMED
);
4226 qeth_do_send_packet_fast(struct qeth_card
*card
, struct qeth_qdio_out_q
*queue
,
4227 struct sk_buff
*skb
, struct qeth_hdr
*hdr
,
4228 int elements_needed
,
4229 struct qeth_eddp_context
*ctx
)
4231 struct qeth_qdio_out_buffer
*buffer
;
4232 int buffers_needed
= 0;
4236 QETH_DBF_TEXT(trace
, 6, "dosndpfa");
4238 /* spin until we get the queue ... */
4239 while (atomic_cmpxchg(&queue
->state
, QETH_OUT_Q_UNLOCKED
,
4240 QETH_OUT_Q_LOCKED
) != QETH_OUT_Q_UNLOCKED
);
4241 /* ... now we've got the queue */
4242 index
= queue
->next_buf_to_fill
;
4243 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
4245 * check if buffer is empty to make sure that we do not 'overtake'
4246 * ourselves and try to fill a buffer that is already primed
4248 if (atomic_read(&buffer
->state
) != QETH_QDIO_BUF_EMPTY
) {
4249 card
->stats
.tx_dropped
++;
4250 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4254 queue
->next_buf_to_fill
= (queue
->next_buf_to_fill
+ 1) %
4255 QDIO_MAX_BUFFERS_PER_Q
;
4257 buffers_needed
= qeth_eddp_check_buffers_for_context(queue
,ctx
);
4258 if (buffers_needed
< 0) {
4259 card
->stats
.tx_dropped
++;
4260 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4263 queue
->next_buf_to_fill
=
4264 (queue
->next_buf_to_fill
+ buffers_needed
) %
4265 QDIO_MAX_BUFFERS_PER_Q
;
4267 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4269 qeth_fill_buffer(queue
, buffer
, skb
);
4270 qeth_flush_buffers(queue
, 0, index
, 1);
4272 flush_cnt
= qeth_eddp_fill_buffer(queue
, ctx
, index
);
4273 WARN_ON(buffers_needed
!= flush_cnt
);
4274 qeth_flush_buffers(queue
, 0, index
, flush_cnt
);
4280 qeth_do_send_packet(struct qeth_card
*card
, struct qeth_qdio_out_q
*queue
,
4281 struct sk_buff
*skb
, struct qeth_hdr
*hdr
,
4282 int elements_needed
, struct qeth_eddp_context
*ctx
)
4284 struct qeth_qdio_out_buffer
*buffer
;
4286 int flush_count
= 0;
4291 QETH_DBF_TEXT(trace
, 6, "dosndpkt");
4293 /* spin until we get the queue ... */
4294 while (atomic_cmpxchg(&queue
->state
, QETH_OUT_Q_UNLOCKED
,
4295 QETH_OUT_Q_LOCKED
) != QETH_OUT_Q_UNLOCKED
);
4296 start_index
= queue
->next_buf_to_fill
;
4297 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
4299 * check if buffer is empty to make sure that we do not 'overtake'
4300 * ourselves and try to fill a buffer that is already primed
4302 if (atomic_read(&buffer
->state
) != QETH_QDIO_BUF_EMPTY
){
4303 card
->stats
.tx_dropped
++;
4304 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4307 /* check if we need to switch packing state of this queue */
4308 qeth_switch_to_packing_if_needed(queue
);
4309 if (queue
->do_pack
){
4312 /* does packet fit in current buffer? */
4313 if((QETH_MAX_BUFFER_ELEMENTS(card
) -
4314 buffer
->next_element_to_fill
) < elements_needed
){
4315 /* ... no -> set state PRIMED */
4316 atomic_set(&buffer
->state
,QETH_QDIO_BUF_PRIMED
);
4318 queue
->next_buf_to_fill
=
4319 (queue
->next_buf_to_fill
+ 1) %
4320 QDIO_MAX_BUFFERS_PER_Q
;
4321 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
4322 /* we did a step forward, so check buffer state
4324 if (atomic_read(&buffer
->state
) !=
4325 QETH_QDIO_BUF_EMPTY
){
4326 card
->stats
.tx_dropped
++;
4327 qeth_flush_buffers(queue
, 0, start_index
, flush_count
);
4328 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4333 /* check if we have enough elements (including following
4334 * free buffers) to handle eddp context */
4335 if (qeth_eddp_check_buffers_for_context(queue
,ctx
) < 0){
4336 printk("eddp tx_dropped 1\n");
4337 card
->stats
.tx_dropped
++;
4344 tmp
= qeth_fill_buffer(queue
, buffer
, skb
);
4346 tmp
= qeth_eddp_fill_buffer(queue
,ctx
,queue
->next_buf_to_fill
);
4348 printk("eddp tx_dropped 2\n");
4349 card
->stats
.tx_dropped
++;
4354 queue
->next_buf_to_fill
= (queue
->next_buf_to_fill
+ tmp
) %
4355 QDIO_MAX_BUFFERS_PER_Q
;
4359 qeth_flush_buffers(queue
, 0, start_index
, flush_count
);
4360 else if (!atomic_read(&queue
->set_pci_flags_count
))
4361 atomic_swap(&queue
->state
, QETH_OUT_Q_LOCKED_FLUSH
);
4363 * queue->state will go from LOCKED -> UNLOCKED or from
4364 * LOCKED_FLUSH -> LOCKED if output_handler wanted to 'notify' us
4365 * (switch packing state or flush buffer to get another pci flag out).
4366 * In that case we will enter this loop
4368 while (atomic_dec_return(&queue
->state
)){
4370 start_index
= queue
->next_buf_to_fill
;
4371 /* check if we can go back to non-packing state */
4372 flush_count
+= qeth_switch_to_nonpacking_if_needed(queue
);
4374 * check if we need to flush a packing buffer to get a pci
4375 * flag out on the queue
4377 if (!flush_count
&& !atomic_read(&queue
->set_pci_flags_count
))
4378 flush_count
+= qeth_flush_buffers_on_no_pci(queue
);
4380 qeth_flush_buffers(queue
, 0, start_index
, flush_count
);
4382 /* at this point the queue is UNLOCKED again */
4383 #ifdef CONFIG_QETH_PERF_STATS
4385 queue
->card
->perf_stats
.bufs_sent_pack
+= flush_count
;
4386 #endif /* CONFIG_QETH_PERF_STATS */
4392 qeth_get_elements_no(struct qeth_card
*card
, void *hdr
,
4393 struct sk_buff
*skb
, int elems
)
4395 int elements_needed
= 0;
4397 if (skb_shinfo(skb
)->nr_frags
> 0) {
4398 elements_needed
= (skb_shinfo(skb
)->nr_frags
+ 1);
4400 if (elements_needed
== 0 )
4401 elements_needed
= 1 + (((((unsigned long) hdr
) % PAGE_SIZE
)
4402 + skb
->len
) >> PAGE_SHIFT
);
4403 if ((elements_needed
+ elems
) > QETH_MAX_BUFFER_ELEMENTS(card
)){
4404 PRINT_ERR("qeth_do_send_packet: invalid size of "
4405 "IP packet (Number=%d / Length=%d). Discarded.\n",
4406 (elements_needed
+elems
), skb
->len
);
4409 return elements_needed
;
4413 qeth_send_packet(struct qeth_card
*card
, struct sk_buff
*skb
)
4417 struct qeth_qdio_out_q
*queue
;
4418 struct qeth_hdr
*hdr
= NULL
;
4419 int elements_needed
= 0;
4420 enum qeth_large_send_types large_send
= QETH_LARGE_SEND_NO
;
4421 struct qeth_eddp_context
*ctx
= NULL
;
4422 int tx_bytes
= skb
->len
;
4423 #ifdef CONFIG_QETH_PERF_STATS
4424 unsigned short nr_frags
= skb_shinfo(skb
)->nr_frags
;
4425 unsigned short tso_size
= skb_shinfo(skb
)->gso_size
;
4429 QETH_DBF_TEXT(trace
, 6, "sendpkt");
4431 if (!card
->options
.layer2
) {
4432 ipv
= qeth_get_ip_version(skb
);
4433 if ((card
->dev
->hard_header
== qeth_fake_header
) && ipv
) {
4434 if ((skb
= qeth_pskb_unshare(skb
,GFP_ATOMIC
)) == NULL
) {
4435 card
->stats
.tx_dropped
++;
4436 dev_kfree_skb_irq(skb
);
4439 if(card
->dev
->type
== ARPHRD_IEEE802_TR
){
4440 skb_pull(skb
, QETH_FAKE_LL_LEN_TR
);
4442 skb_pull(skb
, QETH_FAKE_LL_LEN_ETH
);
4446 if ((card
->info
.type
== QETH_CARD_TYPE_OSN
) &&
4447 (skb
->protocol
== htons(ETH_P_IPV6
))) {
4448 dev_kfree_skb_any(skb
);
4451 cast_type
= qeth_get_cast_type(card
, skb
);
4452 if ((cast_type
== RTN_BROADCAST
) &&
4453 (card
->info
.broadcast_capable
== 0)){
4454 card
->stats
.tx_dropped
++;
4455 card
->stats
.tx_errors
++;
4456 dev_kfree_skb_any(skb
);
4457 return NETDEV_TX_OK
;
4459 queue
= card
->qdio
.out_qs
4460 [qeth_get_priority_queue(card
, skb
, ipv
, cast_type
)];
4462 if (skb_is_gso(skb
))
4463 large_send
= card
->options
.large_send
;
4465 /*are we able to do TSO ? If so ,prepare and send it from here */
4466 if ((large_send
== QETH_LARGE_SEND_TSO
) &&
4467 (cast_type
== RTN_UNSPEC
)) {
4468 rc
= qeth_tso_prepare_packet(card
, skb
, ipv
, cast_type
);
4470 card
->stats
.tx_dropped
++;
4471 card
->stats
.tx_errors
++;
4472 dev_kfree_skb_any(skb
);
4473 return NETDEV_TX_OK
;
4477 if ((rc
= qeth_prepare_skb(card
, &skb
, &hdr
, ipv
))) {
4478 QETH_DBF_TEXT_(trace
, 4, "pskbe%d", rc
);
4481 if (card
->info
.type
!= QETH_CARD_TYPE_OSN
)
4482 qeth_fill_header(card
, hdr
, skb
, ipv
, cast_type
);
4485 if (large_send
== QETH_LARGE_SEND_EDDP
) {
4486 ctx
= qeth_eddp_create_context(card
, skb
, hdr
);
4488 PRINT_WARN("could not create eddp context\n");
4492 int elems
= qeth_get_elements_no(card
,(void*) hdr
, skb
,
4496 elements_needed
+= elems
;
4499 if (card
->info
.type
!= QETH_CARD_TYPE_IQD
)
4500 rc
= qeth_do_send_packet(card
, queue
, skb
, hdr
,
4501 elements_needed
, ctx
);
4503 rc
= qeth_do_send_packet_fast(card
, queue
, skb
, hdr
,
4504 elements_needed
, ctx
);
4506 card
->stats
.tx_packets
++;
4507 card
->stats
.tx_bytes
+= tx_bytes
;
4508 #ifdef CONFIG_QETH_PERF_STATS
4510 !(large_send
== QETH_LARGE_SEND_NO
)) {
4511 card
->perf_stats
.large_send_bytes
+= tx_bytes
;
4512 card
->perf_stats
.large_send_cnt
++;
4515 card
->perf_stats
.sg_skbs_sent
++;
4516 /* nr_frags + skb->data */
4517 card
->perf_stats
.sg_frags_sent
+=
4520 #endif /* CONFIG_QETH_PERF_STATS */
4523 /* drop creator's reference */
4524 qeth_eddp_put_context(ctx
);
4525 /* free skb; it's not referenced by a buffer */
4527 dev_kfree_skb_any(skb
);
4534 qeth_mdio_read(struct net_device
*dev
, int phy_id
, int regnum
)
4536 struct qeth_card
*card
= (struct qeth_card
*) dev
->priv
;
4540 case MII_BMCR
: /* Basic mode control register */
4542 if ((card
->info
.link_type
!= QETH_LINK_TYPE_GBIT_ETH
)&&
4543 (card
->info
.link_type
!= QETH_LINK_TYPE_OSN
) &&
4544 (card
->info
.link_type
!= QETH_LINK_TYPE_10GBIT_ETH
))
4545 rc
|= BMCR_SPEED100
;
4547 case MII_BMSR
: /* Basic mode status register */
4548 rc
= BMSR_ERCAP
| BMSR_ANEGCOMPLETE
| BMSR_LSTATUS
|
4549 BMSR_10HALF
| BMSR_10FULL
| BMSR_100HALF
| BMSR_100FULL
|
4552 case MII_PHYSID1
: /* PHYS ID 1 */
4553 rc
= (dev
->dev_addr
[0] << 16) | (dev
->dev_addr
[1] << 8) |
4555 rc
= (rc
>> 5) & 0xFFFF;
4557 case MII_PHYSID2
: /* PHYS ID 2 */
4558 rc
= (dev
->dev_addr
[2] << 10) & 0xFFFF;
4560 case MII_ADVERTISE
: /* Advertisement control reg */
4563 case MII_LPA
: /* Link partner ability reg */
4564 rc
= LPA_10HALF
| LPA_10FULL
| LPA_100HALF
| LPA_100FULL
|
4565 LPA_100BASE4
| LPA_LPACK
;
4567 case MII_EXPANSION
: /* Expansion register */
4569 case MII_DCOUNTER
: /* disconnect counter */
4571 case MII_FCSCOUNTER
: /* false carrier counter */
4573 case MII_NWAYTEST
: /* N-way auto-neg test register */
4575 case MII_RERRCOUNTER
: /* rx error counter */
4576 rc
= card
->stats
.rx_errors
;
4578 case MII_SREVISION
: /* silicon revision */
4580 case MII_RESV1
: /* reserved 1 */
4582 case MII_LBRERROR
: /* loopback, rx, bypass error */
4584 case MII_PHYADDR
: /* physical address */
4586 case MII_RESV2
: /* reserved 2 */
4588 case MII_TPISTATUS
: /* TPI status for 10mbps */
4590 case MII_NCONFIG
: /* network interface config */
4599 static inline const char *
4600 qeth_arp_get_error_cause(int *rc
)
4603 case QETH_IPA_ARP_RC_FAILED
:
4605 return "operation failed";
4606 case QETH_IPA_ARP_RC_NOTSUPP
:
4608 return "operation not supported";
4609 case QETH_IPA_ARP_RC_OUT_OF_RANGE
:
4611 return "argument out of range";
4612 case QETH_IPA_ARP_RC_Q_NOTSUPP
:
4614 return "query operation not supported";
4615 case QETH_IPA_ARP_RC_Q_NO_DATA
:
4617 return "no query data available";
4619 return "unknown error";
4624 qeth_send_simple_setassparms(struct qeth_card
*, enum qeth_ipa_funcs
,
4628 qeth_arp_set_no_entries(struct qeth_card
*card
, int no_entries
)
4633 QETH_DBF_TEXT(trace
,3,"arpstnoe");
4636 * currently GuestLAN only supports the ARP assist function
4637 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_SET_NO_ENTRIES;
4638 * thus we say EOPNOTSUPP for this ARP function
4640 if (card
->info
.guestlan
)
4642 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
4643 PRINT_WARN("ARP processing not supported "
4644 "on %s!\n", QETH_CARD_IFNAME(card
));
4647 rc
= qeth_send_simple_setassparms(card
, IPA_ARP_PROCESSING
,
4648 IPA_CMD_ASS_ARP_SET_NO_ENTRIES
,
4652 PRINT_WARN("Could not set number of ARP entries on %s: "
4654 QETH_CARD_IFNAME(card
), qeth_arp_get_error_cause(&rc
),
4661 qeth_copy_arp_entries_stripped(struct qeth_arp_query_info
*qinfo
,
4662 struct qeth_arp_query_data
*qdata
,
4663 int entry_size
, int uentry_size
)
4669 entry_ptr
= (char *)&qdata
->data
;
4670 uentry_ptr
= (char *)(qinfo
->udata
+ qinfo
->udata_offset
);
4671 for (i
= 0; i
< qdata
->no_entries
; ++i
){
4672 /* strip off 32 bytes "media specific information" */
4673 memcpy(uentry_ptr
, (entry_ptr
+ 32), entry_size
- 32);
4674 entry_ptr
+= entry_size
;
4675 uentry_ptr
+= uentry_size
;
4680 qeth_arp_query_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
4683 struct qeth_ipa_cmd
*cmd
;
4684 struct qeth_arp_query_data
*qdata
;
4685 struct qeth_arp_query_info
*qinfo
;
4690 QETH_DBF_TEXT(trace
,4,"arpquecb");
4692 qinfo
= (struct qeth_arp_query_info
*) reply
->param
;
4693 cmd
= (struct qeth_ipa_cmd
*) data
;
4694 if (cmd
->hdr
.return_code
) {
4695 QETH_DBF_TEXT_(trace
,4,"qaer1%i", cmd
->hdr
.return_code
);
4698 if (cmd
->data
.setassparms
.hdr
.return_code
) {
4699 cmd
->hdr
.return_code
= cmd
->data
.setassparms
.hdr
.return_code
;
4700 QETH_DBF_TEXT_(trace
,4,"qaer2%i", cmd
->hdr
.return_code
);
4703 qdata
= &cmd
->data
.setassparms
.data
.query_arp
;
4704 switch(qdata
->reply_bits
){
4706 uentry_size
= entry_size
= sizeof(struct qeth_arp_qi_entry5
);
4707 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
)
4708 uentry_size
= sizeof(struct qeth_arp_qi_entry5_short
);
4711 /* fall through to default */
4713 /* tr is the same as eth -> entry7 */
4714 uentry_size
= entry_size
= sizeof(struct qeth_arp_qi_entry7
);
4715 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
)
4716 uentry_size
= sizeof(struct qeth_arp_qi_entry7_short
);
4719 /* check if there is enough room in userspace */
4720 if ((qinfo
->udata_len
- qinfo
->udata_offset
) <
4721 qdata
->no_entries
* uentry_size
){
4722 QETH_DBF_TEXT_(trace
, 4, "qaer3%i", -ENOMEM
);
4723 cmd
->hdr
.return_code
= -ENOMEM
;
4724 PRINT_WARN("query ARP user space buffer is too small for "
4725 "the returned number of ARP entries. "
4726 "Aborting query!\n");
4729 QETH_DBF_TEXT_(trace
, 4, "anore%i",
4730 cmd
->data
.setassparms
.hdr
.number_of_replies
);
4731 QETH_DBF_TEXT_(trace
, 4, "aseqn%i", cmd
->data
.setassparms
.hdr
.seq_no
);
4732 QETH_DBF_TEXT_(trace
, 4, "anoen%i", qdata
->no_entries
);
4734 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
) {
4735 /* strip off "media specific information" */
4736 qeth_copy_arp_entries_stripped(qinfo
, qdata
, entry_size
,
4739 /*copy entries to user buffer*/
4740 memcpy(qinfo
->udata
+ qinfo
->udata_offset
,
4741 (char *)&qdata
->data
, qdata
->no_entries
*uentry_size
);
4743 qinfo
->no_entries
+= qdata
->no_entries
;
4744 qinfo
->udata_offset
+= (qdata
->no_entries
*uentry_size
);
4745 /* check if all replies received ... */
4746 if (cmd
->data
.setassparms
.hdr
.seq_no
<
4747 cmd
->data
.setassparms
.hdr
.number_of_replies
)
4749 memcpy(qinfo
->udata
, &qinfo
->no_entries
, 4);
4750 /* keep STRIP_ENTRIES flag so the user program can distinguish
4751 * stripped entries from normal ones */
4752 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
)
4753 qdata
->reply_bits
|= QETH_QARP_STRIP_ENTRIES
;
4754 memcpy(qinfo
->udata
+ QETH_QARP_MASK_OFFSET
,&qdata
->reply_bits
,2);
4758 memcpy(qinfo
->udata
, &i
, 4);
4763 qeth_send_ipa_arp_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
4764 int len
, int (*reply_cb
)(struct qeth_card
*,
4765 struct qeth_reply
*,
4769 QETH_DBF_TEXT(trace
,4,"sendarp");
4771 memcpy(iob
->data
, IPA_PDU_HEADER
, IPA_PDU_HEADER_SIZE
);
4772 memcpy(QETH_IPA_CMD_DEST_ADDR(iob
->data
),
4773 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
4774 return qeth_send_control_data(card
, IPA_PDU_HEADER_SIZE
+ len
, iob
,
4775 reply_cb
, reply_param
);
4779 qeth_send_ipa_snmp_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
4780 int len
, int (*reply_cb
)(struct qeth_card
*,
4781 struct qeth_reply
*,
4787 QETH_DBF_TEXT(trace
,4,"sendsnmp");
4789 memcpy(iob
->data
, IPA_PDU_HEADER
, IPA_PDU_HEADER_SIZE
);
4790 memcpy(QETH_IPA_CMD_DEST_ADDR(iob
->data
),
4791 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
4792 /* adjust PDU length fields in IPA_PDU_HEADER */
4793 s1
= (u32
) IPA_PDU_HEADER_SIZE
+ len
;
4795 memcpy(QETH_IPA_PDU_LEN_TOTAL(iob
->data
), &s1
, 2);
4796 memcpy(QETH_IPA_PDU_LEN_PDU1(iob
->data
), &s2
, 2);
4797 memcpy(QETH_IPA_PDU_LEN_PDU2(iob
->data
), &s2
, 2);
4798 memcpy(QETH_IPA_PDU_LEN_PDU3(iob
->data
), &s2
, 2);
4799 return qeth_send_control_data(card
, IPA_PDU_HEADER_SIZE
+ len
, iob
,
4800 reply_cb
, reply_param
);
4803 static struct qeth_cmd_buffer
*
4804 qeth_get_setassparms_cmd(struct qeth_card
*, enum qeth_ipa_funcs
,
4805 __u16
, __u16
, enum qeth_prot_versions
);
4807 qeth_arp_query(struct qeth_card
*card
, char __user
*udata
)
4809 struct qeth_cmd_buffer
*iob
;
4810 struct qeth_arp_query_info qinfo
= {0, };
4814 QETH_DBF_TEXT(trace
,3,"arpquery");
4816 if (!qeth_is_supported(card
,/*IPA_QUERY_ARP_ADDR_INFO*/
4817 IPA_ARP_PROCESSING
)) {
4818 PRINT_WARN("ARP processing not supported "
4819 "on %s!\n", QETH_CARD_IFNAME(card
));
4822 /* get size of userspace buffer and mask_bits -> 6 bytes */
4823 if (copy_from_user(&qinfo
, udata
, 6))
4825 if (!(qinfo
.udata
= kzalloc(qinfo
.udata_len
, GFP_KERNEL
)))
4827 qinfo
.udata_offset
= QETH_QARP_ENTRIES_OFFSET
;
4828 iob
= qeth_get_setassparms_cmd(card
, IPA_ARP_PROCESSING
,
4829 IPA_CMD_ASS_ARP_QUERY_INFO
,
4830 sizeof(int),QETH_PROT_IPV4
);
4832 rc
= qeth_send_ipa_arp_cmd(card
, iob
,
4833 QETH_SETASS_BASE_LEN
+QETH_ARP_CMD_LEN
,
4834 qeth_arp_query_cb
, (void *)&qinfo
);
4837 PRINT_WARN("Error while querying ARP cache on %s: %s "
4839 QETH_CARD_IFNAME(card
), qeth_arp_get_error_cause(&rc
),
4841 copy_to_user(udata
, qinfo
.udata
, 4);
4843 copy_to_user(udata
, qinfo
.udata
, qinfo
.udata_len
);
4850 * SNMP command callback
4853 qeth_snmp_command_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
4854 unsigned long sdata
)
4856 struct qeth_ipa_cmd
*cmd
;
4857 struct qeth_arp_query_info
*qinfo
;
4858 struct qeth_snmp_cmd
*snmp
;
4859 unsigned char *data
;
4862 QETH_DBF_TEXT(trace
,3,"snpcmdcb");
4864 cmd
= (struct qeth_ipa_cmd
*) sdata
;
4865 data
= (unsigned char *)((char *)cmd
- reply
->offset
);
4866 qinfo
= (struct qeth_arp_query_info
*) reply
->param
;
4867 snmp
= &cmd
->data
.setadapterparms
.data
.snmp
;
4869 if (cmd
->hdr
.return_code
) {
4870 QETH_DBF_TEXT_(trace
,4,"scer1%i", cmd
->hdr
.return_code
);
4873 if (cmd
->data
.setadapterparms
.hdr
.return_code
) {
4874 cmd
->hdr
.return_code
= cmd
->data
.setadapterparms
.hdr
.return_code
;
4875 QETH_DBF_TEXT_(trace
,4,"scer2%i", cmd
->hdr
.return_code
);
4878 data_len
= *((__u16
*)QETH_IPA_PDU_LEN_PDU1(data
));
4879 if (cmd
->data
.setadapterparms
.hdr
.seq_no
== 1)
4880 data_len
-= (__u16
)((char *)&snmp
->data
- (char *)cmd
);
4882 data_len
-= (__u16
)((char*)&snmp
->request
- (char *)cmd
);
4884 /* check if there is enough room in userspace */
4885 if ((qinfo
->udata_len
- qinfo
->udata_offset
) < data_len
) {
4886 QETH_DBF_TEXT_(trace
, 4, "scer3%i", -ENOMEM
);
4887 cmd
->hdr
.return_code
= -ENOMEM
;
4890 QETH_DBF_TEXT_(trace
, 4, "snore%i",
4891 cmd
->data
.setadapterparms
.hdr
.used_total
);
4892 QETH_DBF_TEXT_(trace
, 4, "sseqn%i", cmd
->data
.setadapterparms
.hdr
.seq_no
);
4893 /*copy entries to user buffer*/
4894 if (cmd
->data
.setadapterparms
.hdr
.seq_no
== 1) {
4895 memcpy(qinfo
->udata
+ qinfo
->udata_offset
,
4897 data_len
+ offsetof(struct qeth_snmp_cmd
,data
));
4898 qinfo
->udata_offset
+= offsetof(struct qeth_snmp_cmd
, data
);
4900 memcpy(qinfo
->udata
+ qinfo
->udata_offset
,
4901 (char *)&snmp
->request
, data_len
);
4903 qinfo
->udata_offset
+= data_len
;
4904 /* check if all replies received ... */
4905 QETH_DBF_TEXT_(trace
, 4, "srtot%i",
4906 cmd
->data
.setadapterparms
.hdr
.used_total
);
4907 QETH_DBF_TEXT_(trace
, 4, "srseq%i",
4908 cmd
->data
.setadapterparms
.hdr
.seq_no
);
4909 if (cmd
->data
.setadapterparms
.hdr
.seq_no
<
4910 cmd
->data
.setadapterparms
.hdr
.used_total
)
4915 static struct qeth_cmd_buffer
*
4916 qeth_get_ipacmd_buffer(struct qeth_card
*, enum qeth_ipa_cmds
,
4917 enum qeth_prot_versions
);
4919 static struct qeth_cmd_buffer
*
4920 qeth_get_adapter_cmd(struct qeth_card
*card
, __u32 command
, __u32 cmdlen
)
4922 struct qeth_cmd_buffer
*iob
;
4923 struct qeth_ipa_cmd
*cmd
;
4925 iob
= qeth_get_ipacmd_buffer(card
,IPA_CMD_SETADAPTERPARMS
,
4927 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
4928 cmd
->data
.setadapterparms
.hdr
.cmdlength
= cmdlen
;
4929 cmd
->data
.setadapterparms
.hdr
.command_code
= command
;
4930 cmd
->data
.setadapterparms
.hdr
.used_total
= 1;
4931 cmd
->data
.setadapterparms
.hdr
.seq_no
= 1;
4937 * function to send SNMP commands to OSA-E card
4940 qeth_snmp_command(struct qeth_card
*card
, char __user
*udata
)
4942 struct qeth_cmd_buffer
*iob
;
4943 struct qeth_ipa_cmd
*cmd
;
4944 struct qeth_snmp_ureq
*ureq
;
4946 struct qeth_arp_query_info qinfo
= {0, };
4949 QETH_DBF_TEXT(trace
,3,"snmpcmd");
4951 if (card
->info
.guestlan
)
4954 if ((!qeth_adp_supported(card
,IPA_SETADP_SET_SNMP_CONTROL
)) &&
4955 (!card
->options
.layer2
) ) {
4956 PRINT_WARN("SNMP Query MIBS not supported "
4957 "on %s!\n", QETH_CARD_IFNAME(card
));
4960 /* skip 4 bytes (data_len struct member) to get req_len */
4961 if (copy_from_user(&req_len
, udata
+ sizeof(int), sizeof(int)))
4963 ureq
= kmalloc(req_len
+sizeof(struct qeth_snmp_ureq_hdr
), GFP_KERNEL
);
4965 QETH_DBF_TEXT(trace
, 2, "snmpnome");
4968 if (copy_from_user(ureq
, udata
,
4969 req_len
+sizeof(struct qeth_snmp_ureq_hdr
))){
4973 qinfo
.udata_len
= ureq
->hdr
.data_len
;
4974 if (!(qinfo
.udata
= kzalloc(qinfo
.udata_len
, GFP_KERNEL
))){
4978 qinfo
.udata_offset
= sizeof(struct qeth_snmp_ureq_hdr
);
4980 iob
= qeth_get_adapter_cmd(card
, IPA_SETADP_SET_SNMP_CONTROL
,
4981 QETH_SNMP_SETADP_CMDLENGTH
+ req_len
);
4982 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
4983 memcpy(&cmd
->data
.setadapterparms
.data
.snmp
, &ureq
->cmd
, req_len
);
4984 rc
= qeth_send_ipa_snmp_cmd(card
, iob
, QETH_SETADP_BASE_LEN
+ req_len
,
4985 qeth_snmp_command_cb
, (void *)&qinfo
);
4987 PRINT_WARN("SNMP command failed on %s: (0x%x)\n",
4988 QETH_CARD_IFNAME(card
), rc
);
4990 copy_to_user(udata
, qinfo
.udata
, qinfo
.udata_len
);
4998 qeth_default_setassparms_cb(struct qeth_card
*, struct qeth_reply
*,
5002 qeth_default_setadapterparms_cb(struct qeth_card
*card
,
5003 struct qeth_reply
*reply
,
5004 unsigned long data
);
5006 qeth_send_setassparms(struct qeth_card
*, struct qeth_cmd_buffer
*,
5009 (struct qeth_card
*, struct qeth_reply
*, unsigned long),
5013 qeth_arp_add_entry(struct qeth_card
*card
, struct qeth_arp_cache_entry
*entry
)
5015 struct qeth_cmd_buffer
*iob
;
5020 QETH_DBF_TEXT(trace
,3,"arpadent");
5023 * currently GuestLAN only supports the ARP assist function
5024 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_ADD_ENTRY;
5025 * thus we say EOPNOTSUPP for this ARP function
5027 if (card
->info
.guestlan
)
5029 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
5030 PRINT_WARN("ARP processing not supported "
5031 "on %s!\n", QETH_CARD_IFNAME(card
));
5035 iob
= qeth_get_setassparms_cmd(card
, IPA_ARP_PROCESSING
,
5036 IPA_CMD_ASS_ARP_ADD_ENTRY
,
5037 sizeof(struct qeth_arp_cache_entry
),
5039 rc
= qeth_send_setassparms(card
, iob
,
5040 sizeof(struct qeth_arp_cache_entry
),
5041 (unsigned long) entry
,
5042 qeth_default_setassparms_cb
, NULL
);
5045 qeth_ipaddr4_to_string((u8
*)entry
->ipaddr
, buf
);
5046 PRINT_WARN("Could not add ARP entry for address %s on %s: "
5048 buf
, QETH_CARD_IFNAME(card
),
5049 qeth_arp_get_error_cause(&rc
), tmp
, tmp
);
5055 qeth_arp_remove_entry(struct qeth_card
*card
, struct qeth_arp_cache_entry
*entry
)
5057 struct qeth_cmd_buffer
*iob
;
5058 char buf
[16] = {0, };
5062 QETH_DBF_TEXT(trace
,3,"arprment");
5065 * currently GuestLAN only supports the ARP assist function
5066 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_REMOVE_ENTRY;
5067 * thus we say EOPNOTSUPP for this ARP function
5069 if (card
->info
.guestlan
)
5071 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
5072 PRINT_WARN("ARP processing not supported "
5073 "on %s!\n", QETH_CARD_IFNAME(card
));
5076 memcpy(buf
, entry
, 12);
5077 iob
= qeth_get_setassparms_cmd(card
, IPA_ARP_PROCESSING
,
5078 IPA_CMD_ASS_ARP_REMOVE_ENTRY
,
5081 rc
= qeth_send_setassparms(card
, iob
,
5082 12, (unsigned long)buf
,
5083 qeth_default_setassparms_cb
, NULL
);
5087 qeth_ipaddr4_to_string((u8
*)entry
->ipaddr
, buf
);
5088 PRINT_WARN("Could not delete ARP entry for address %s on %s: "
5090 buf
, QETH_CARD_IFNAME(card
),
5091 qeth_arp_get_error_cause(&rc
), tmp
, tmp
);
5097 qeth_arp_flush_cache(struct qeth_card
*card
)
5102 QETH_DBF_TEXT(trace
,3,"arpflush");
5105 * currently GuestLAN only supports the ARP assist function
5106 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_FLUSH_CACHE;
5107 * thus we say EOPNOTSUPP for this ARP function
5109 if (card
->info
.guestlan
|| (card
->info
.type
== QETH_CARD_TYPE_IQD
))
5111 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
5112 PRINT_WARN("ARP processing not supported "
5113 "on %s!\n", QETH_CARD_IFNAME(card
));
5116 rc
= qeth_send_simple_setassparms(card
, IPA_ARP_PROCESSING
,
5117 IPA_CMD_ASS_ARP_FLUSH_CACHE
, 0);
5120 PRINT_WARN("Could not flush ARP cache on %s: %s (0x%x/%d)\n",
5121 QETH_CARD_IFNAME(card
), qeth_arp_get_error_cause(&rc
),
5128 qeth_do_ioctl(struct net_device
*dev
, struct ifreq
*rq
, int cmd
)
5130 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
5131 struct qeth_arp_cache_entry arp_entry
;
5132 struct mii_ioctl_data
*mii_data
;
5138 if ((card
->state
!= CARD_STATE_UP
) &&
5139 (card
->state
!= CARD_STATE_SOFTSETUP
))
5142 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
5146 case SIOC_QETH_ARP_SET_NO_ENTRIES
:
5147 if ( !capable(CAP_NET_ADMIN
) ||
5148 (card
->options
.layer2
) ) {
5152 rc
= qeth_arp_set_no_entries(card
, rq
->ifr_ifru
.ifru_ivalue
);
5154 case SIOC_QETH_ARP_QUERY_INFO
:
5155 if ( !capable(CAP_NET_ADMIN
) ||
5156 (card
->options
.layer2
) ) {
5160 rc
= qeth_arp_query(card
, rq
->ifr_ifru
.ifru_data
);
5162 case SIOC_QETH_ARP_ADD_ENTRY
:
5163 if ( !capable(CAP_NET_ADMIN
) ||
5164 (card
->options
.layer2
) ) {
5168 if (copy_from_user(&arp_entry
, rq
->ifr_ifru
.ifru_data
,
5169 sizeof(struct qeth_arp_cache_entry
)))
5172 rc
= qeth_arp_add_entry(card
, &arp_entry
);
5174 case SIOC_QETH_ARP_REMOVE_ENTRY
:
5175 if ( !capable(CAP_NET_ADMIN
) ||
5176 (card
->options
.layer2
) ) {
5180 if (copy_from_user(&arp_entry
, rq
->ifr_ifru
.ifru_data
,
5181 sizeof(struct qeth_arp_cache_entry
)))
5184 rc
= qeth_arp_remove_entry(card
, &arp_entry
);
5186 case SIOC_QETH_ARP_FLUSH_CACHE
:
5187 if ( !capable(CAP_NET_ADMIN
) ||
5188 (card
->options
.layer2
) ) {
5192 rc
= qeth_arp_flush_cache(card
);
5194 case SIOC_QETH_ADP_SET_SNMP_CONTROL
:
5195 rc
= qeth_snmp_command(card
, rq
->ifr_ifru
.ifru_data
);
5197 case SIOC_QETH_GET_CARD_TYPE
:
5198 if ((card
->info
.type
== QETH_CARD_TYPE_OSAE
) &&
5199 !card
->info
.guestlan
)
5204 mii_data
= if_mii(rq
);
5205 mii_data
->phy_id
= 0;
5208 mii_data
= if_mii(rq
);
5209 if (mii_data
->phy_id
!= 0)
5212 mii_data
->val_out
= qeth_mdio_read(dev
,mii_data
->phy_id
,
5219 QETH_DBF_TEXT_(trace
, 2, "ioce%d", rc
);
5223 static struct net_device_stats
*
5224 qeth_get_stats(struct net_device
*dev
)
5226 struct qeth_card
*card
;
5228 card
= (struct qeth_card
*) (dev
->priv
);
5230 QETH_DBF_TEXT(trace
,5,"getstat");
5232 return &card
->stats
;
5236 qeth_change_mtu(struct net_device
*dev
, int new_mtu
)
5238 struct qeth_card
*card
;
5241 card
= (struct qeth_card
*) (dev
->priv
);
5243 QETH_DBF_TEXT(trace
,4,"chgmtu");
5244 sprintf(dbf_text
, "%8x", new_mtu
);
5245 QETH_DBF_TEXT(trace
,4,dbf_text
);
5249 if (new_mtu
> 65535)
5251 if ((!qeth_is_supported(card
,IPA_IP_FRAGMENTATION
)) &&
5252 (!qeth_mtu_is_valid(card
, new_mtu
)))
5258 #ifdef CONFIG_QETH_VLAN
5260 qeth_vlan_rx_register(struct net_device
*dev
, struct vlan_group
*grp
)
5262 struct qeth_card
*card
;
5263 unsigned long flags
;
5265 QETH_DBF_TEXT(trace
,4,"vlanreg");
5267 card
= (struct qeth_card
*) dev
->priv
;
5268 spin_lock_irqsave(&card
->vlanlock
, flags
);
5269 card
->vlangrp
= grp
;
5270 spin_unlock_irqrestore(&card
->vlanlock
, flags
);
5274 qeth_free_vlan_buffer(struct qeth_card
*card
, struct qeth_qdio_out_buffer
*buf
,
5278 struct sk_buff
*skb
;
5279 struct sk_buff_head tmp_list
;
5281 skb_queue_head_init(&tmp_list
);
5282 lockdep_set_class(&tmp_list
.lock
, &qdio_out_skb_queue_key
);
5283 for(i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(card
); ++i
){
5284 while ((skb
= skb_dequeue(&buf
->skb_list
))){
5285 if (vlan_tx_tag_present(skb
) &&
5286 (vlan_tx_tag_get(skb
) == vid
)) {
5287 atomic_dec(&skb
->users
);
5290 skb_queue_tail(&tmp_list
, skb
);
5293 while ((skb
= skb_dequeue(&tmp_list
)))
5294 skb_queue_tail(&buf
->skb_list
, skb
);
5298 qeth_free_vlan_skbs(struct qeth_card
*card
, unsigned short vid
)
5302 QETH_DBF_TEXT(trace
, 4, "frvlskbs");
5303 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
5304 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
)
5305 qeth_free_vlan_buffer(card
, &card
->qdio
.
5306 out_qs
[i
]->bufs
[j
], vid
);
5311 qeth_free_vlan_addresses4(struct qeth_card
*card
, unsigned short vid
)
5313 struct in_device
*in_dev
;
5314 struct in_ifaddr
*ifa
;
5315 struct qeth_ipaddr
*addr
;
5317 QETH_DBF_TEXT(trace
, 4, "frvaddr4");
5320 in_dev
= __in_dev_get_rcu(card
->vlangrp
->vlan_devices
[vid
]);
5323 for (ifa
= in_dev
->ifa_list
; ifa
; ifa
= ifa
->ifa_next
) {
5324 addr
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5326 addr
->u
.a4
.addr
= ifa
->ifa_address
;
5327 addr
->u
.a4
.mask
= ifa
->ifa_mask
;
5328 addr
->type
= QETH_IP_TYPE_NORMAL
;
5329 if (!qeth_delete_ip(card
, addr
))
5338 qeth_free_vlan_addresses6(struct qeth_card
*card
, unsigned short vid
)
5340 #ifdef CONFIG_QETH_IPV6
5341 struct inet6_dev
*in6_dev
;
5342 struct inet6_ifaddr
*ifa
;
5343 struct qeth_ipaddr
*addr
;
5345 QETH_DBF_TEXT(trace
, 4, "frvaddr6");
5347 in6_dev
= in6_dev_get(card
->vlangrp
->vlan_devices
[vid
]);
5350 for (ifa
= in6_dev
->addr_list
; ifa
; ifa
= ifa
->lst_next
){
5351 addr
= qeth_get_addr_buffer(QETH_PROT_IPV6
);
5353 memcpy(&addr
->u
.a6
.addr
, &ifa
->addr
,
5354 sizeof(struct in6_addr
));
5355 addr
->u
.a6
.pfxlen
= ifa
->prefix_len
;
5356 addr
->type
= QETH_IP_TYPE_NORMAL
;
5357 if (!qeth_delete_ip(card
, addr
))
5361 in6_dev_put(in6_dev
);
5362 #endif /* CONFIG_QETH_IPV6 */
5366 qeth_free_vlan_addresses(struct qeth_card
*card
, unsigned short vid
)
5368 if (card
->options
.layer2
|| !card
->vlangrp
)
5370 qeth_free_vlan_addresses4(card
, vid
);
5371 qeth_free_vlan_addresses6(card
, vid
);
5375 qeth_layer2_send_setdelvlan_cb(struct qeth_card
*card
,
5376 struct qeth_reply
*reply
,
5379 struct qeth_ipa_cmd
*cmd
;
5381 QETH_DBF_TEXT(trace
, 2, "L2sdvcb");
5382 cmd
= (struct qeth_ipa_cmd
*) data
;
5383 if (cmd
->hdr
.return_code
) {
5384 PRINT_ERR("Error in processing VLAN %i on %s: 0x%x. "
5385 "Continuing\n",cmd
->data
.setdelvlan
.vlan_id
,
5386 QETH_CARD_IFNAME(card
), cmd
->hdr
.return_code
);
5387 QETH_DBF_TEXT_(trace
, 2, "L2VL%4x", cmd
->hdr
.command
);
5388 QETH_DBF_TEXT_(trace
, 2, "L2%s", CARD_BUS_ID(card
));
5389 QETH_DBF_TEXT_(trace
, 2, "err%d", cmd
->hdr
.return_code
);
5395 qeth_layer2_send_setdelvlan(struct qeth_card
*card
, __u16 i
,
5396 enum qeth_ipa_cmds ipacmd
)
5398 struct qeth_ipa_cmd
*cmd
;
5399 struct qeth_cmd_buffer
*iob
;
5401 QETH_DBF_TEXT_(trace
, 4, "L2sdv%x",ipacmd
);
5402 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, QETH_PROT_IPV4
);
5403 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
5404 cmd
->data
.setdelvlan
.vlan_id
= i
;
5405 return qeth_send_ipa_cmd(card
, iob
,
5406 qeth_layer2_send_setdelvlan_cb
, NULL
);
5410 qeth_layer2_process_vlans(struct qeth_card
*card
, int clear
)
5414 QETH_DBF_TEXT(trace
, 3, "L2prcvln");
5418 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
5419 if (card
->vlangrp
->vlan_devices
[i
] == NULL
)
5422 qeth_layer2_send_setdelvlan(card
, i
, IPA_CMD_DELVLAN
);
5424 qeth_layer2_send_setdelvlan(card
, i
, IPA_CMD_SETVLAN
);
5428 /*add_vid is layer 2 used only ....*/
5430 qeth_vlan_rx_add_vid(struct net_device
*dev
, unsigned short vid
)
5432 struct qeth_card
*card
;
5434 QETH_DBF_TEXT_(trace
, 4, "aid:%d", vid
);
5436 card
= (struct qeth_card
*) dev
->priv
;
5437 if (!card
->options
.layer2
)
5439 qeth_layer2_send_setdelvlan(card
, vid
, IPA_CMD_SETVLAN
);
5442 /*... kill_vid used for both modes*/
5444 qeth_vlan_rx_kill_vid(struct net_device
*dev
, unsigned short vid
)
5446 struct qeth_card
*card
;
5447 unsigned long flags
;
5449 QETH_DBF_TEXT_(trace
, 4, "kid:%d", vid
);
5451 card
= (struct qeth_card
*) dev
->priv
;
5452 /* free all skbs for the vlan device */
5453 qeth_free_vlan_skbs(card
, vid
);
5454 spin_lock_irqsave(&card
->vlanlock
, flags
);
5455 /* unregister IP addresses of vlan device */
5456 qeth_free_vlan_addresses(card
, vid
);
5458 card
->vlangrp
->vlan_devices
[vid
] = NULL
;
5459 spin_unlock_irqrestore(&card
->vlanlock
, flags
);
5460 if (card
->options
.layer2
)
5461 qeth_layer2_send_setdelvlan(card
, vid
, IPA_CMD_DELVLAN
);
5462 qeth_set_multicast_list(card
->dev
);
5466 * Examine hardware response to SET_PROMISC_MODE
5469 qeth_setadp_promisc_mode_cb(struct qeth_card
*card
,
5470 struct qeth_reply
*reply
,
5473 struct qeth_ipa_cmd
*cmd
;
5474 struct qeth_ipacmd_setadpparms
*setparms
;
5476 QETH_DBF_TEXT(trace
,4,"prmadpcb");
5478 cmd
= (struct qeth_ipa_cmd
*) data
;
5479 setparms
= &(cmd
->data
.setadapterparms
);
5481 qeth_default_setadapterparms_cb(card
, reply
, (unsigned long)cmd
);
5482 if (cmd
->hdr
.return_code
) {
5483 QETH_DBF_TEXT_(trace
,4,"prmrc%2.2x",cmd
->hdr
.return_code
);
5484 setparms
->data
.mode
= SET_PROMISC_MODE_OFF
;
5486 card
->info
.promisc_mode
= setparms
->data
.mode
;
5490 * Set promiscuous mode (on or off) (SET_PROMISC_MODE command)
5493 qeth_setadp_promisc_mode(struct qeth_card
*card
)
5495 enum qeth_ipa_promisc_modes mode
;
5496 struct net_device
*dev
= card
->dev
;
5497 struct qeth_cmd_buffer
*iob
;
5498 struct qeth_ipa_cmd
*cmd
;
5500 QETH_DBF_TEXT(trace
, 4, "setprom");
5502 if (((dev
->flags
& IFF_PROMISC
) &&
5503 (card
->info
.promisc_mode
== SET_PROMISC_MODE_ON
)) ||
5504 (!(dev
->flags
& IFF_PROMISC
) &&
5505 (card
->info
.promisc_mode
== SET_PROMISC_MODE_OFF
)))
5507 mode
= SET_PROMISC_MODE_OFF
;
5508 if (dev
->flags
& IFF_PROMISC
)
5509 mode
= SET_PROMISC_MODE_ON
;
5510 QETH_DBF_TEXT_(trace
, 4, "mode:%x", mode
);
5512 iob
= qeth_get_adapter_cmd(card
, IPA_SETADP_SET_PROMISC_MODE
,
5513 sizeof(struct qeth_ipacmd_setadpparms
));
5514 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+ IPA_PDU_HEADER_SIZE
);
5515 cmd
->data
.setadapterparms
.data
.mode
= mode
;
5516 qeth_send_ipa_cmd(card
, iob
, qeth_setadp_promisc_mode_cb
, NULL
);
5520 * set multicast address on card
5523 qeth_set_multicast_list(struct net_device
*dev
)
5525 struct qeth_card
*card
= (struct qeth_card
*) dev
->priv
;
5527 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
5530 QETH_DBF_TEXT(trace
, 3, "setmulti");
5531 qeth_delete_mc_addresses(card
);
5532 if (card
->options
.layer2
) {
5533 qeth_layer2_add_multicast(card
);
5536 qeth_add_multicast_ipv4(card
);
5537 #ifdef CONFIG_QETH_IPV6
5538 qeth_add_multicast_ipv6(card
);
5541 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
5542 schedule_work(&card
->kernel_thread_starter
);
5543 if (!qeth_adp_supported(card
, IPA_SETADP_SET_PROMISC_MODE
))
5545 if (qeth_set_thread_start_bit(card
, QETH_SET_PROMISC_MODE_THREAD
)==0)
5546 schedule_work(&card
->kernel_thread_starter
);
5550 qeth_neigh_setup(struct net_device
*dev
, struct neigh_parms
*np
)
5556 qeth_get_mac_for_ipm(__u32 ipm
, char *mac
, struct net_device
*dev
)
5558 if (dev
->type
== ARPHRD_IEEE802_TR
)
5559 ip_tr_mc_map(ipm
, mac
);
5561 ip_eth_mc_map(ipm
, mac
);
5564 static struct qeth_ipaddr
*
5565 qeth_get_addr_buffer(enum qeth_prot_versions prot
)
5567 struct qeth_ipaddr
*addr
;
5569 addr
= kzalloc(sizeof(struct qeth_ipaddr
), GFP_ATOMIC
);
5571 PRINT_WARN("Not enough memory to add address\n");
5574 addr
->type
= QETH_IP_TYPE_NORMAL
;
5580 qeth_osn_assist(struct net_device
*dev
,
5584 struct qeth_cmd_buffer
*iob
;
5585 struct qeth_card
*card
;
5588 QETH_DBF_TEXT(trace
, 2, "osnsdmc");
5591 card
= (struct qeth_card
*)dev
->priv
;
5594 if ((card
->state
!= CARD_STATE_UP
) &&
5595 (card
->state
!= CARD_STATE_SOFTSETUP
))
5597 iob
= qeth_wait_for_buffer(&card
->write
);
5598 memcpy(iob
->data
+IPA_PDU_HEADER_SIZE
, data
, data_len
);
5599 rc
= qeth_osn_send_ipa_cmd(card
, iob
, data_len
);
5603 static struct net_device
*
5604 qeth_netdev_by_devno(unsigned char *read_dev_no
)
5606 struct qeth_card
*card
;
5607 struct net_device
*ndev
;
5608 unsigned char *readno
;
5609 __u16 temp_dev_no
, card_dev_no
;
5611 unsigned long flags
;
5614 memcpy(&temp_dev_no
, read_dev_no
, 2);
5615 read_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
5616 list_for_each_entry(card
, &qeth_card_list
.list
, list
) {
5617 readno
= CARD_RDEV_ID(card
);
5618 readno
+= (strlen(readno
) - 4);
5619 card_dev_no
= simple_strtoul(readno
, &endp
, 16);
5620 if (card_dev_no
== temp_dev_no
) {
5625 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
5630 qeth_osn_register(unsigned char *read_dev_no
,
5631 struct net_device
**dev
,
5632 int (*assist_cb
)(struct net_device
*, void *),
5633 int (*data_cb
)(struct sk_buff
*))
5635 struct qeth_card
* card
;
5637 QETH_DBF_TEXT(trace
, 2, "osnreg");
5638 *dev
= qeth_netdev_by_devno(read_dev_no
);
5641 card
= (struct qeth_card
*)(*dev
)->priv
;
5644 if ((assist_cb
== NULL
) || (data_cb
== NULL
))
5646 card
->osn_info
.assist_cb
= assist_cb
;
5647 card
->osn_info
.data_cb
= data_cb
;
5652 qeth_osn_deregister(struct net_device
* dev
)
5654 struct qeth_card
*card
;
5656 QETH_DBF_TEXT(trace
, 2, "osndereg");
5659 card
= (struct qeth_card
*)dev
->priv
;
5662 card
->osn_info
.assist_cb
= NULL
;
5663 card
->osn_info
.data_cb
= NULL
;
5668 qeth_delete_mc_addresses(struct qeth_card
*card
)
5670 struct qeth_ipaddr
*iptodo
;
5671 unsigned long flags
;
5673 QETH_DBF_TEXT(trace
,4,"delmc");
5674 iptodo
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5676 QETH_DBF_TEXT(trace
, 2, "dmcnomem");
5679 iptodo
->type
= QETH_IP_TYPE_DEL_ALL_MC
;
5680 spin_lock_irqsave(&card
->ip_lock
, flags
);
5681 if (!__qeth_insert_ip_todo(card
, iptodo
, 0))
5683 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
5687 qeth_add_mc(struct qeth_card
*card
, struct in_device
*in4_dev
)
5689 struct qeth_ipaddr
*ipm
;
5690 struct ip_mc_list
*im4
;
5691 char buf
[MAX_ADDR_LEN
];
5693 QETH_DBF_TEXT(trace
,4,"addmc");
5694 for (im4
= in4_dev
->mc_list
; im4
; im4
= im4
->next
) {
5695 qeth_get_mac_for_ipm(im4
->multiaddr
, buf
, in4_dev
->dev
);
5696 ipm
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5699 ipm
->u
.a4
.addr
= im4
->multiaddr
;
5700 memcpy(ipm
->mac
,buf
,OSA_ADDR_LEN
);
5701 ipm
->is_multicast
= 1;
5702 if (!qeth_add_ip(card
,ipm
))
5708 qeth_add_vlan_mc(struct qeth_card
*card
)
5710 #ifdef CONFIG_QETH_VLAN
5711 struct in_device
*in_dev
;
5712 struct vlan_group
*vg
;
5715 QETH_DBF_TEXT(trace
,4,"addmcvl");
5716 if ( ((card
->options
.layer2
== 0) &&
5717 (!qeth_is_supported(card
,IPA_FULL_VLAN
))) ||
5718 (card
->vlangrp
== NULL
) )
5722 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
5723 if (vg
->vlan_devices
[i
] == NULL
||
5724 !(vg
->vlan_devices
[i
]->flags
& IFF_UP
))
5726 in_dev
= in_dev_get(vg
->vlan_devices
[i
]);
5729 read_lock(&in_dev
->mc_list_lock
);
5730 qeth_add_mc(card
,in_dev
);
5731 read_unlock(&in_dev
->mc_list_lock
);
5738 qeth_add_multicast_ipv4(struct qeth_card
*card
)
5740 struct in_device
*in4_dev
;
5742 QETH_DBF_TEXT(trace
,4,"chkmcv4");
5743 in4_dev
= in_dev_get(card
->dev
);
5744 if (in4_dev
== NULL
)
5746 read_lock(&in4_dev
->mc_list_lock
);
5747 qeth_add_mc(card
, in4_dev
);
5748 qeth_add_vlan_mc(card
);
5749 read_unlock(&in4_dev
->mc_list_lock
);
5750 in_dev_put(in4_dev
);
5754 qeth_layer2_add_multicast(struct qeth_card
*card
)
5756 struct qeth_ipaddr
*ipm
;
5757 struct dev_mc_list
*dm
;
5759 QETH_DBF_TEXT(trace
,4,"L2addmc");
5760 for (dm
= card
->dev
->mc_list
; dm
; dm
= dm
->next
) {
5761 ipm
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5764 memcpy(ipm
->mac
,dm
->dmi_addr
,MAX_ADDR_LEN
);
5765 ipm
->is_multicast
= 1;
5766 if (!qeth_add_ip(card
, ipm
))
5771 #ifdef CONFIG_QETH_IPV6
5773 qeth_add_mc6(struct qeth_card
*card
, struct inet6_dev
*in6_dev
)
5775 struct qeth_ipaddr
*ipm
;
5776 struct ifmcaddr6
*im6
;
5777 char buf
[MAX_ADDR_LEN
];
5779 QETH_DBF_TEXT(trace
,4,"addmc6");
5780 for (im6
= in6_dev
->mc_list
; im6
!= NULL
; im6
= im6
->next
) {
5781 ndisc_mc_map(&im6
->mca_addr
, buf
, in6_dev
->dev
, 0);
5782 ipm
= qeth_get_addr_buffer(QETH_PROT_IPV6
);
5785 ipm
->is_multicast
= 1;
5786 memcpy(ipm
->mac
,buf
,OSA_ADDR_LEN
);
5787 memcpy(&ipm
->u
.a6
.addr
,&im6
->mca_addr
.s6_addr
,
5788 sizeof(struct in6_addr
));
5789 if (!qeth_add_ip(card
,ipm
))
5795 qeth_add_vlan_mc6(struct qeth_card
*card
)
5797 #ifdef CONFIG_QETH_VLAN
5798 struct inet6_dev
*in_dev
;
5799 struct vlan_group
*vg
;
5802 QETH_DBF_TEXT(trace
,4,"admc6vl");
5803 if ( ((card
->options
.layer2
== 0) &&
5804 (!qeth_is_supported(card
,IPA_FULL_VLAN
))) ||
5805 (card
->vlangrp
== NULL
))
5809 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
5810 if (vg
->vlan_devices
[i
] == NULL
||
5811 !(vg
->vlan_devices
[i
]->flags
& IFF_UP
))
5813 in_dev
= in6_dev_get(vg
->vlan_devices
[i
]);
5816 read_lock(&in_dev
->lock
);
5817 qeth_add_mc6(card
,in_dev
);
5818 read_unlock(&in_dev
->lock
);
5819 in6_dev_put(in_dev
);
5821 #endif /* CONFIG_QETH_VLAN */
5825 qeth_add_multicast_ipv6(struct qeth_card
*card
)
5827 struct inet6_dev
*in6_dev
;
5829 QETH_DBF_TEXT(trace
,4,"chkmcv6");
5830 if (!qeth_is_supported(card
, IPA_IPV6
))
5832 in6_dev
= in6_dev_get(card
->dev
);
5833 if (in6_dev
== NULL
)
5835 read_lock(&in6_dev
->lock
);
5836 qeth_add_mc6(card
, in6_dev
);
5837 qeth_add_vlan_mc6(card
);
5838 read_unlock(&in6_dev
->lock
);
5839 in6_dev_put(in6_dev
);
5841 #endif /* CONFIG_QETH_IPV6 */
5844 qeth_layer2_send_setdelmac(struct qeth_card
*card
, __u8
*mac
,
5845 enum qeth_ipa_cmds ipacmd
,
5846 int (*reply_cb
) (struct qeth_card
*,
5850 struct qeth_ipa_cmd
*cmd
;
5851 struct qeth_cmd_buffer
*iob
;
5853 QETH_DBF_TEXT(trace
, 2, "L2sdmac");
5854 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, QETH_PROT_IPV4
);
5855 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
5856 cmd
->data
.setdelmac
.mac_length
= OSA_ADDR_LEN
;
5857 memcpy(&cmd
->data
.setdelmac
.mac
, mac
, OSA_ADDR_LEN
);
5858 return qeth_send_ipa_cmd(card
, iob
, reply_cb
, NULL
);
5862 qeth_layer2_send_setgroupmac_cb(struct qeth_card
*card
,
5863 struct qeth_reply
*reply
,
5866 struct qeth_ipa_cmd
*cmd
;
5869 QETH_DBF_TEXT(trace
, 2, "L2Sgmacb");
5870 cmd
= (struct qeth_ipa_cmd
*) data
;
5871 mac
= &cmd
->data
.setdelmac
.mac
[0];
5872 /* MAC already registered, needed in couple/uncouple case */
5873 if (cmd
->hdr
.return_code
== 0x2005) {
5874 PRINT_WARN("Group MAC %02x:%02x:%02x:%02x:%02x:%02x " \
5875 "already existing on %s \n",
5876 mac
[0], mac
[1], mac
[2], mac
[3], mac
[4], mac
[5],
5877 QETH_CARD_IFNAME(card
));
5878 cmd
->hdr
.return_code
= 0;
5880 if (cmd
->hdr
.return_code
)
5881 PRINT_ERR("Could not set group MAC " \
5882 "%02x:%02x:%02x:%02x:%02x:%02x on %s: %x\n",
5883 mac
[0], mac
[1], mac
[2], mac
[3], mac
[4], mac
[5],
5884 QETH_CARD_IFNAME(card
),cmd
->hdr
.return_code
);
5889 qeth_layer2_send_setgroupmac(struct qeth_card
*card
, __u8
*mac
)
5891 QETH_DBF_TEXT(trace
, 2, "L2Sgmac");
5892 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_SETGMAC
,
5893 qeth_layer2_send_setgroupmac_cb
);
5897 qeth_layer2_send_delgroupmac_cb(struct qeth_card
*card
,
5898 struct qeth_reply
*reply
,
5901 struct qeth_ipa_cmd
*cmd
;
5904 QETH_DBF_TEXT(trace
, 2, "L2Dgmacb");
5905 cmd
= (struct qeth_ipa_cmd
*) data
;
5906 mac
= &cmd
->data
.setdelmac
.mac
[0];
5907 if (cmd
->hdr
.return_code
)
5908 PRINT_ERR("Could not delete group MAC " \
5909 "%02x:%02x:%02x:%02x:%02x:%02x on %s: %x\n",
5910 mac
[0], mac
[1], mac
[2], mac
[3], mac
[4], mac
[5],
5911 QETH_CARD_IFNAME(card
), cmd
->hdr
.return_code
);
5916 qeth_layer2_send_delgroupmac(struct qeth_card
*card
, __u8
*mac
)
5918 QETH_DBF_TEXT(trace
, 2, "L2Dgmac");
5919 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_DELGMAC
,
5920 qeth_layer2_send_delgroupmac_cb
);
5924 qeth_layer2_send_setmac_cb(struct qeth_card
*card
,
5925 struct qeth_reply
*reply
,
5928 struct qeth_ipa_cmd
*cmd
;
5930 QETH_DBF_TEXT(trace
, 2, "L2Smaccb");
5931 cmd
= (struct qeth_ipa_cmd
*) data
;
5932 if (cmd
->hdr
.return_code
) {
5933 QETH_DBF_TEXT_(trace
, 2, "L2er%x", cmd
->hdr
.return_code
);
5934 PRINT_WARN("Error in registering MAC address on " \
5935 "device %s: x%x\n", CARD_BUS_ID(card
),
5936 cmd
->hdr
.return_code
);
5937 card
->info
.mac_bits
&= ~QETH_LAYER2_MAC_REGISTERED
;
5938 cmd
->hdr
.return_code
= -EIO
;
5940 card
->info
.mac_bits
|= QETH_LAYER2_MAC_REGISTERED
;
5941 memcpy(card
->dev
->dev_addr
,cmd
->data
.setdelmac
.mac
,
5943 PRINT_INFO("MAC address %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x "
5944 "successfully registered on device %s\n",
5945 card
->dev
->dev_addr
[0], card
->dev
->dev_addr
[1],
5946 card
->dev
->dev_addr
[2], card
->dev
->dev_addr
[3],
5947 card
->dev
->dev_addr
[4], card
->dev
->dev_addr
[5],
5954 qeth_layer2_send_setmac(struct qeth_card
*card
, __u8
*mac
)
5956 QETH_DBF_TEXT(trace
, 2, "L2Setmac");
5957 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_SETVMAC
,
5958 qeth_layer2_send_setmac_cb
);
5962 qeth_layer2_send_delmac_cb(struct qeth_card
*card
,
5963 struct qeth_reply
*reply
,
5966 struct qeth_ipa_cmd
*cmd
;
5968 QETH_DBF_TEXT(trace
, 2, "L2Dmaccb");
5969 cmd
= (struct qeth_ipa_cmd
*) data
;
5970 if (cmd
->hdr
.return_code
) {
5971 PRINT_WARN("Error in deregistering MAC address on " \
5972 "device %s: x%x\n", CARD_BUS_ID(card
),
5973 cmd
->hdr
.return_code
);
5974 QETH_DBF_TEXT_(trace
, 2, "err%d", cmd
->hdr
.return_code
);
5975 cmd
->hdr
.return_code
= -EIO
;
5978 card
->info
.mac_bits
&= ~QETH_LAYER2_MAC_REGISTERED
;
5983 qeth_layer2_send_delmac(struct qeth_card
*card
, __u8
*mac
)
5985 QETH_DBF_TEXT(trace
, 2, "L2Delmac");
5986 if (!(card
->info
.mac_bits
& QETH_LAYER2_MAC_REGISTERED
))
5988 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_DELVMAC
,
5989 qeth_layer2_send_delmac_cb
);
5993 qeth_layer2_set_mac_address(struct net_device
*dev
, void *p
)
5995 struct sockaddr
*addr
= p
;
5996 struct qeth_card
*card
;
5999 QETH_DBF_TEXT(trace
, 3, "setmac");
6001 if (qeth_verify_dev(dev
) != QETH_REAL_CARD
) {
6002 QETH_DBF_TEXT(trace
, 3, "setmcINV");
6005 card
= (struct qeth_card
*) dev
->priv
;
6007 if (!card
->options
.layer2
) {
6008 PRINT_WARN("Setting MAC address on %s is not supported "
6009 "in Layer 3 mode.\n", dev
->name
);
6010 QETH_DBF_TEXT(trace
, 3, "setmcLY3");
6013 if (card
->info
.type
== QETH_CARD_TYPE_OSN
) {
6014 PRINT_WARN("Setting MAC address on %s is not supported.\n",
6016 QETH_DBF_TEXT(trace
, 3, "setmcOSN");
6019 QETH_DBF_TEXT_(trace
, 3, "%s", CARD_BUS_ID(card
));
6020 QETH_DBF_HEX(trace
, 3, addr
->sa_data
, OSA_ADDR_LEN
);
6021 rc
= qeth_layer2_send_delmac(card
, &card
->dev
->dev_addr
[0]);
6023 rc
= qeth_layer2_send_setmac(card
, addr
->sa_data
);
6028 qeth_fill_ipacmd_header(struct qeth_card
*card
, struct qeth_ipa_cmd
*cmd
,
6029 __u8 command
, enum qeth_prot_versions prot
)
6031 memset(cmd
, 0, sizeof (struct qeth_ipa_cmd
));
6032 cmd
->hdr
.command
= command
;
6033 cmd
->hdr
.initiator
= IPA_CMD_INITIATOR_HOST
;
6034 cmd
->hdr
.seqno
= card
->seqno
.ipa
;
6035 cmd
->hdr
.adapter_type
= qeth_get_ipa_adp_type(card
->info
.link_type
);
6036 cmd
->hdr
.rel_adapter_no
= (__u8
) card
->info
.portno
;
6037 if (card
->options
.layer2
)
6038 cmd
->hdr
.prim_version_no
= 2;
6040 cmd
->hdr
.prim_version_no
= 1;
6041 cmd
->hdr
.param_count
= 1;
6042 cmd
->hdr
.prot_version
= prot
;
6043 cmd
->hdr
.ipa_supported
= 0;
6044 cmd
->hdr
.ipa_enabled
= 0;
6047 static struct qeth_cmd_buffer
*
6048 qeth_get_ipacmd_buffer(struct qeth_card
*card
, enum qeth_ipa_cmds ipacmd
,
6049 enum qeth_prot_versions prot
)
6051 struct qeth_cmd_buffer
*iob
;
6052 struct qeth_ipa_cmd
*cmd
;
6054 iob
= qeth_wait_for_buffer(&card
->write
);
6055 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6056 qeth_fill_ipacmd_header(card
, cmd
, ipacmd
, prot
);
6062 qeth_send_setdelmc(struct qeth_card
*card
, struct qeth_ipaddr
*addr
, int ipacmd
)
6065 struct qeth_cmd_buffer
*iob
;
6066 struct qeth_ipa_cmd
*cmd
;
6068 QETH_DBF_TEXT(trace
,4,"setdelmc");
6070 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, addr
->proto
);
6071 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6072 memcpy(&cmd
->data
.setdelipm
.mac
,addr
->mac
, OSA_ADDR_LEN
);
6073 if (addr
->proto
== QETH_PROT_IPV6
)
6074 memcpy(cmd
->data
.setdelipm
.ip6
, &addr
->u
.a6
.addr
,
6075 sizeof(struct in6_addr
));
6077 memcpy(&cmd
->data
.setdelipm
.ip4
, &addr
->u
.a4
.addr
,4);
6079 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
6084 qeth_fill_netmask(u8
*netmask
, unsigned int len
)
6087 for (i
=0;i
<16;i
++) {
6092 netmask
[i
] = (u8
)(0xFF00>>j
);
6099 qeth_send_setdelip(struct qeth_card
*card
, struct qeth_ipaddr
*addr
,
6100 int ipacmd
, unsigned int flags
)
6103 struct qeth_cmd_buffer
*iob
;
6104 struct qeth_ipa_cmd
*cmd
;
6107 QETH_DBF_TEXT(trace
,4,"setdelip");
6108 QETH_DBF_TEXT_(trace
,4,"flags%02X", flags
);
6110 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, addr
->proto
);
6111 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6112 if (addr
->proto
== QETH_PROT_IPV6
) {
6113 memcpy(cmd
->data
.setdelip6
.ip_addr
, &addr
->u
.a6
.addr
,
6114 sizeof(struct in6_addr
));
6115 qeth_fill_netmask(netmask
,addr
->u
.a6
.pfxlen
);
6116 memcpy(cmd
->data
.setdelip6
.mask
, netmask
,
6117 sizeof(struct in6_addr
));
6118 cmd
->data
.setdelip6
.flags
= flags
;
6120 memcpy(cmd
->data
.setdelip4
.ip_addr
, &addr
->u
.a4
.addr
, 4);
6121 memcpy(cmd
->data
.setdelip4
.mask
, &addr
->u
.a4
.mask
, 4);
6122 cmd
->data
.setdelip4
.flags
= flags
;
6125 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
6131 qeth_layer2_register_addr_entry(struct qeth_card
*card
,
6132 struct qeth_ipaddr
*addr
)
6134 if (!addr
->is_multicast
)
6136 QETH_DBF_TEXT(trace
, 2, "setgmac");
6137 QETH_DBF_HEX(trace
,3,&addr
->mac
[0],OSA_ADDR_LEN
);
6138 return qeth_layer2_send_setgroupmac(card
, &addr
->mac
[0]);
6142 qeth_layer2_deregister_addr_entry(struct qeth_card
*card
,
6143 struct qeth_ipaddr
*addr
)
6145 if (!addr
->is_multicast
)
6147 QETH_DBF_TEXT(trace
, 2, "delgmac");
6148 QETH_DBF_HEX(trace
,3,&addr
->mac
[0],OSA_ADDR_LEN
);
6149 return qeth_layer2_send_delgroupmac(card
, &addr
->mac
[0]);
6153 qeth_layer3_register_addr_entry(struct qeth_card
*card
,
6154 struct qeth_ipaddr
*addr
)
6160 if (addr
->proto
== QETH_PROT_IPV4
) {
6161 QETH_DBF_TEXT(trace
, 2,"setaddr4");
6162 QETH_DBF_HEX(trace
, 3, &addr
->u
.a4
.addr
, sizeof(int));
6163 } else if (addr
->proto
== QETH_PROT_IPV6
) {
6164 QETH_DBF_TEXT(trace
, 2, "setaddr6");
6165 QETH_DBF_HEX(trace
,3,&addr
->u
.a6
.addr
,8);
6166 QETH_DBF_HEX(trace
,3,((char *)&addr
->u
.a6
.addr
)+8,8);
6168 QETH_DBF_TEXT(trace
, 2, "setaddr?");
6169 QETH_DBF_HEX(trace
, 3, addr
, sizeof(struct qeth_ipaddr
));
6172 if (addr
->is_multicast
)
6173 rc
= qeth_send_setdelmc(card
, addr
, IPA_CMD_SETIPM
);
6175 rc
= qeth_send_setdelip(card
, addr
, IPA_CMD_SETIP
,
6178 QETH_DBF_TEXT(trace
, 2, "failed");
6179 } while ((--cnt
> 0) && rc
);
6181 QETH_DBF_TEXT(trace
, 2, "FAILED");
6182 qeth_ipaddr_to_string(addr
->proto
, (u8
*)&addr
->u
, buf
);
6183 PRINT_WARN("Could not register IP address %s (rc=0x%x/%d)\n",
6190 qeth_layer3_deregister_addr_entry(struct qeth_card
*card
,
6191 struct qeth_ipaddr
*addr
)
6196 if (addr
->proto
== QETH_PROT_IPV4
) {
6197 QETH_DBF_TEXT(trace
, 2,"deladdr4");
6198 QETH_DBF_HEX(trace
, 3, &addr
->u
.a4
.addr
, sizeof(int));
6199 } else if (addr
->proto
== QETH_PROT_IPV6
) {
6200 QETH_DBF_TEXT(trace
, 2, "deladdr6");
6201 QETH_DBF_HEX(trace
,3,&addr
->u
.a6
.addr
,8);
6202 QETH_DBF_HEX(trace
,3,((char *)&addr
->u
.a6
.addr
)+8,8);
6204 QETH_DBF_TEXT(trace
, 2, "deladdr?");
6205 QETH_DBF_HEX(trace
, 3, addr
, sizeof(struct qeth_ipaddr
));
6207 if (addr
->is_multicast
)
6208 rc
= qeth_send_setdelmc(card
, addr
, IPA_CMD_DELIPM
);
6210 rc
= qeth_send_setdelip(card
, addr
, IPA_CMD_DELIP
,
6213 QETH_DBF_TEXT(trace
, 2, "failed");
6214 /* TODO: re-activate this warning as soon as we have a
6216 qeth_ipaddr_to_string(addr->proto, (u8 *)&addr->u, buf);
6217 PRINT_WARN("Could not deregister IP address %s (rc=%x)\n",
6225 qeth_register_addr_entry(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
6227 if (card
->options
.layer2
)
6228 return qeth_layer2_register_addr_entry(card
, addr
);
6230 return qeth_layer3_register_addr_entry(card
, addr
);
6234 qeth_deregister_addr_entry(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
6236 if (card
->options
.layer2
)
6237 return qeth_layer2_deregister_addr_entry(card
, addr
);
6239 return qeth_layer3_deregister_addr_entry(card
, addr
);
6243 qeth_ethtool_get_tx_csum(struct net_device
*dev
)
6245 /* We may need to say that we support tx csum offload if
6246 * we do EDDP or TSO. There are discussions going on to
6247 * enforce rules in the stack and in ethtool that make
6248 * SG and TSO depend on HW_CSUM. At the moment there are
6250 * If we say yes here, we have to checksum outbound packets
6256 qeth_ethtool_set_tx_csum(struct net_device
*dev
, u32 data
)
6262 qeth_ethtool_get_rx_csum(struct net_device
*dev
)
6264 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6266 return (card
->options
.checksum_type
== HW_CHECKSUMMING
);
6270 qeth_ethtool_set_rx_csum(struct net_device
*dev
, u32 data
)
6272 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6274 if ((card
->state
!= CARD_STATE_DOWN
) &&
6275 (card
->state
!= CARD_STATE_RECOVER
))
6278 card
->options
.checksum_type
= HW_CHECKSUMMING
;
6280 card
->options
.checksum_type
= SW_CHECKSUMMING
;
6285 qeth_ethtool_get_sg(struct net_device
*dev
)
6287 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6289 return ((card
->options
.large_send
!= QETH_LARGE_SEND_NO
) &&
6290 (dev
->features
& NETIF_F_SG
));
6294 qeth_ethtool_set_sg(struct net_device
*dev
, u32 data
)
6296 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6299 if (card
->options
.large_send
!= QETH_LARGE_SEND_NO
)
6300 dev
->features
|= NETIF_F_SG
;
6302 dev
->features
&= ~NETIF_F_SG
;
6306 dev
->features
&= ~NETIF_F_SG
;
6311 qeth_ethtool_get_tso(struct net_device
*dev
)
6313 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6315 return ((card
->options
.large_send
!= QETH_LARGE_SEND_NO
) &&
6316 (dev
->features
& NETIF_F_TSO
));
6320 qeth_ethtool_set_tso(struct net_device
*dev
, u32 data
)
6322 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6325 if (card
->options
.large_send
!= QETH_LARGE_SEND_NO
)
6326 dev
->features
|= NETIF_F_TSO
;
6328 dev
->features
&= ~NETIF_F_TSO
;
6332 dev
->features
&= ~NETIF_F_TSO
;
6336 static struct ethtool_ops qeth_ethtool_ops
= {
6337 .get_tx_csum
= qeth_ethtool_get_tx_csum
,
6338 .set_tx_csum
= qeth_ethtool_set_tx_csum
,
6339 .get_rx_csum
= qeth_ethtool_get_rx_csum
,
6340 .set_rx_csum
= qeth_ethtool_set_rx_csum
,
6341 .get_sg
= qeth_ethtool_get_sg
,
6342 .set_sg
= qeth_ethtool_set_sg
,
6343 .get_tso
= qeth_ethtool_get_tso
,
6344 .set_tso
= qeth_ethtool_set_tso
,
6348 qeth_netdev_init(struct net_device
*dev
)
6350 struct qeth_card
*card
;
6352 card
= (struct qeth_card
*) dev
->priv
;
6354 QETH_DBF_TEXT(trace
,3,"initdev");
6356 dev
->tx_timeout
= &qeth_tx_timeout
;
6357 dev
->watchdog_timeo
= QETH_TX_TIMEOUT
;
6358 dev
->open
= qeth_open
;
6359 dev
->stop
= qeth_stop
;
6360 dev
->hard_start_xmit
= qeth_hard_start_xmit
;
6361 dev
->do_ioctl
= qeth_do_ioctl
;
6362 dev
->get_stats
= qeth_get_stats
;
6363 dev
->change_mtu
= qeth_change_mtu
;
6364 dev
->neigh_setup
= qeth_neigh_setup
;
6365 dev
->set_multicast_list
= qeth_set_multicast_list
;
6366 #ifdef CONFIG_QETH_VLAN
6367 dev
->vlan_rx_register
= qeth_vlan_rx_register
;
6368 dev
->vlan_rx_kill_vid
= qeth_vlan_rx_kill_vid
;
6369 dev
->vlan_rx_add_vid
= qeth_vlan_rx_add_vid
;
6371 if (qeth_get_netdev_flags(card
) & IFF_NOARP
) {
6372 dev
->rebuild_header
= NULL
;
6373 dev
->hard_header
= NULL
;
6374 dev
->header_cache_update
= NULL
;
6375 dev
->hard_header_cache
= NULL
;
6377 #ifdef CONFIG_QETH_IPV6
6378 /*IPv6 address autoconfiguration stuff*/
6379 if (!(card
->info
.unique_id
& UNIQUE_ID_NOT_BY_CARD
))
6380 card
->dev
->dev_id
= card
->info
.unique_id
& 0xffff;
6382 if (card
->options
.fake_ll
&&
6383 (qeth_get_netdev_flags(card
) & IFF_NOARP
))
6384 dev
->hard_header
= qeth_fake_header
;
6385 dev
->hard_header_parse
= NULL
;
6386 dev
->set_mac_address
= qeth_layer2_set_mac_address
;
6387 dev
->flags
|= qeth_get_netdev_flags(card
);
6388 if ((card
->options
.fake_broadcast
) ||
6389 (card
->info
.broadcast_capable
))
6390 dev
->flags
|= IFF_BROADCAST
;
6391 dev
->hard_header_len
=
6392 qeth_get_hlen(card
->info
.link_type
) + card
->options
.add_hhlen
;
6393 dev
->addr_len
= OSA_ADDR_LEN
;
6394 dev
->mtu
= card
->info
.initial_mtu
;
6395 if (card
->info
.type
!= QETH_CARD_TYPE_OSN
)
6396 SET_ETHTOOL_OPS(dev
, &qeth_ethtool_ops
);
6397 SET_MODULE_OWNER(dev
);
6402 qeth_init_func_level(struct qeth_card
*card
)
6404 if (card
->ipato
.enabled
) {
6405 if (card
->info
.type
== QETH_CARD_TYPE_IQD
)
6406 card
->info
.func_level
=
6407 QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT
;
6409 card
->info
.func_level
=
6410 QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT
;
6412 if (card
->info
.type
== QETH_CARD_TYPE_IQD
)
6413 /*FIXME:why do we have same values for dis and ena for osae??? */
6414 card
->info
.func_level
=
6415 QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT
;
6417 card
->info
.func_level
=
6418 QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT
;
6423 * hardsetup card, initialize MPC and QDIO stuff
6426 qeth_hardsetup_card(struct qeth_card
*card
)
6431 QETH_DBF_TEXT(setup
, 2, "hrdsetup");
6435 PRINT_WARN("Retrying to do IDX activates.\n");
6436 ccw_device_set_offline(CARD_DDEV(card
));
6437 ccw_device_set_offline(CARD_WDEV(card
));
6438 ccw_device_set_offline(CARD_RDEV(card
));
6439 ccw_device_set_online(CARD_RDEV(card
));
6440 ccw_device_set_online(CARD_WDEV(card
));
6441 ccw_device_set_online(CARD_DDEV(card
));
6443 rc
= qeth_qdio_clear_card(card
,card
->info
.type
!=QETH_CARD_TYPE_IQD
);
6444 if (rc
== -ERESTARTSYS
) {
6445 QETH_DBF_TEXT(setup
, 2, "break1");
6448 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
6454 if ((rc
= qeth_get_unitaddr(card
))){
6455 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
6458 qeth_init_tokens(card
);
6459 qeth_init_func_level(card
);
6460 rc
= qeth_idx_activate_channel(&card
->read
, qeth_idx_read_cb
);
6461 if (rc
== -ERESTARTSYS
) {
6462 QETH_DBF_TEXT(setup
, 2, "break2");
6465 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
6471 rc
= qeth_idx_activate_channel(&card
->write
, qeth_idx_write_cb
);
6472 if (rc
== -ERESTARTSYS
) {
6473 QETH_DBF_TEXT(setup
, 2, "break3");
6476 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
6482 if ((rc
= qeth_mpc_initialize(card
))){
6483 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
6486 /*network device will be recovered*/
6488 card
->dev
->hard_header
= card
->orig_hard_header
;
6489 if (card
->options
.fake_ll
&&
6490 (qeth_get_netdev_flags(card
) & IFF_NOARP
))
6491 card
->dev
->hard_header
= qeth_fake_header
;
6494 /* at first set_online allocate netdev */
6495 card
->dev
= qeth_get_netdevice(card
->info
.type
,
6496 card
->info
.link_type
);
6498 qeth_qdio_clear_card(card
, card
->info
.type
!=
6499 QETH_CARD_TYPE_IQD
);
6501 QETH_DBF_TEXT_(setup
, 2, "6err%d", rc
);
6504 card
->dev
->priv
= card
;
6505 card
->orig_hard_header
= card
->dev
->hard_header
;
6506 card
->dev
->type
= qeth_get_arphdr_type(card
->info
.type
,
6507 card
->info
.link_type
);
6508 card
->dev
->init
= qeth_netdev_init
;
6511 PRINT_ERR("Initialization in hardsetup failed! rc=%d\n", rc
);
6516 qeth_default_setassparms_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
6519 struct qeth_ipa_cmd
*cmd
;
6521 QETH_DBF_TEXT(trace
,4,"defadpcb");
6523 cmd
= (struct qeth_ipa_cmd
*) data
;
6524 if (cmd
->hdr
.return_code
== 0){
6525 cmd
->hdr
.return_code
= cmd
->data
.setassparms
.hdr
.return_code
;
6526 if (cmd
->hdr
.prot_version
== QETH_PROT_IPV4
)
6527 card
->options
.ipa4
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6528 #ifdef CONFIG_QETH_IPV6
6529 if (cmd
->hdr
.prot_version
== QETH_PROT_IPV6
)
6530 card
->options
.ipa6
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6533 if (cmd
->data
.setassparms
.hdr
.assist_no
== IPA_INBOUND_CHECKSUM
&&
6534 cmd
->data
.setassparms
.hdr
.command_code
== IPA_CMD_ASS_START
) {
6535 card
->info
.csum_mask
= cmd
->data
.setassparms
.data
.flags_32bit
;
6536 QETH_DBF_TEXT_(trace
, 3, "csum:%d", card
->info
.csum_mask
);
6542 qeth_default_setadapterparms_cb(struct qeth_card
*card
,
6543 struct qeth_reply
*reply
,
6546 struct qeth_ipa_cmd
*cmd
;
6548 QETH_DBF_TEXT(trace
,4,"defadpcb");
6550 cmd
= (struct qeth_ipa_cmd
*) data
;
6551 if (cmd
->hdr
.return_code
== 0)
6552 cmd
->hdr
.return_code
= cmd
->data
.setadapterparms
.hdr
.return_code
;
6559 qeth_query_setadapterparms_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
6562 struct qeth_ipa_cmd
*cmd
;
6564 QETH_DBF_TEXT(trace
,3,"quyadpcb");
6566 cmd
= (struct qeth_ipa_cmd
*) data
;
6567 if (cmd
->data
.setadapterparms
.data
.query_cmds_supp
.lan_type
& 0x7f)
6568 card
->info
.link_type
=
6569 cmd
->data
.setadapterparms
.data
.query_cmds_supp
.lan_type
;
6570 card
->options
.adp
.supported_funcs
=
6571 cmd
->data
.setadapterparms
.data
.query_cmds_supp
.supported_cmds
;
6572 return qeth_default_setadapterparms_cb(card
, reply
, (unsigned long)cmd
);
6576 qeth_query_setadapterparms(struct qeth_card
*card
)
6579 struct qeth_cmd_buffer
*iob
;
6581 QETH_DBF_TEXT(trace
,3,"queryadp");
6582 iob
= qeth_get_adapter_cmd(card
, IPA_SETADP_QUERY_COMMANDS_SUPPORTED
,
6583 sizeof(struct qeth_ipacmd_setadpparms
));
6584 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_query_setadapterparms_cb
, NULL
);
6589 qeth_setadpparms_change_macaddr_cb(struct qeth_card
*card
,
6590 struct qeth_reply
*reply
,
6593 struct qeth_ipa_cmd
*cmd
;
6595 QETH_DBF_TEXT(trace
,4,"chgmaccb");
6597 cmd
= (struct qeth_ipa_cmd
*) data
;
6598 if (!card
->options
.layer2
|| card
->info
.guestlan
||
6599 !(card
->info
.mac_bits
& QETH_LAYER2_MAC_READ
)) {
6600 memcpy(card
->dev
->dev_addr
,
6601 &cmd
->data
.setadapterparms
.data
.change_addr
.addr
,
6603 card
->info
.mac_bits
|= QETH_LAYER2_MAC_READ
;
6605 qeth_default_setadapterparms_cb(card
, reply
, (unsigned long) cmd
);
6610 qeth_setadpparms_change_macaddr(struct qeth_card
*card
)
6613 struct qeth_cmd_buffer
*iob
;
6614 struct qeth_ipa_cmd
*cmd
;
6616 QETH_DBF_TEXT(trace
,4,"chgmac");
6618 iob
= qeth_get_adapter_cmd(card
,IPA_SETADP_ALTER_MAC_ADDRESS
,
6619 sizeof(struct qeth_ipacmd_setadpparms
));
6620 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6621 cmd
->data
.setadapterparms
.data
.change_addr
.cmd
= CHANGE_ADDR_READ_MAC
;
6622 cmd
->data
.setadapterparms
.data
.change_addr
.addr_size
= OSA_ADDR_LEN
;
6623 memcpy(&cmd
->data
.setadapterparms
.data
.change_addr
.addr
,
6624 card
->dev
->dev_addr
, OSA_ADDR_LEN
);
6625 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_setadpparms_change_macaddr_cb
,
6631 qeth_send_setadp_mode(struct qeth_card
*card
, __u32 command
, __u32 mode
)
6634 struct qeth_cmd_buffer
*iob
;
6635 struct qeth_ipa_cmd
*cmd
;
6637 QETH_DBF_TEXT(trace
,4,"adpmode");
6639 iob
= qeth_get_adapter_cmd(card
, command
,
6640 sizeof(struct qeth_ipacmd_setadpparms
));
6641 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6642 cmd
->data
.setadapterparms
.data
.mode
= mode
;
6643 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_default_setadapterparms_cb
,
6649 qeth_setadapter_hstr(struct qeth_card
*card
)
6653 QETH_DBF_TEXT(trace
,4,"adphstr");
6655 if (qeth_adp_supported(card
,IPA_SETADP_SET_BROADCAST_MODE
)) {
6656 rc
= qeth_send_setadp_mode(card
, IPA_SETADP_SET_BROADCAST_MODE
,
6657 card
->options
.broadcast_mode
);
6659 PRINT_WARN("couldn't set broadcast mode on "
6661 CARD_BUS_ID(card
), rc
);
6662 rc
= qeth_send_setadp_mode(card
, IPA_SETADP_ALTER_MAC_ADDRESS
,
6663 card
->options
.macaddr_mode
);
6665 PRINT_WARN("couldn't set macaddr mode on "
6666 "device %s: x%x\n", CARD_BUS_ID(card
), rc
);
6669 if (card
->options
.broadcast_mode
== QETH_TR_BROADCAST_LOCAL
)
6670 PRINT_WARN("set adapter parameters not available "
6671 "to set broadcast mode, using ALLRINGS "
6672 "on device %s:\n", CARD_BUS_ID(card
));
6673 if (card
->options
.macaddr_mode
== QETH_TR_MACADDR_CANONICAL
)
6674 PRINT_WARN("set adapter parameters not available "
6675 "to set macaddr mode, using NONCANONICAL "
6676 "on device %s:\n", CARD_BUS_ID(card
));
6681 qeth_setadapter_parms(struct qeth_card
*card
)
6685 QETH_DBF_TEXT(setup
, 2, "setadprm");
6687 if (!qeth_is_supported(card
, IPA_SETADAPTERPARMS
)){
6688 PRINT_WARN("set adapter parameters not supported "
6691 QETH_DBF_TEXT(setup
, 2, " notsupp");
6694 rc
= qeth_query_setadapterparms(card
);
6696 PRINT_WARN("couldn't set adapter parameters on device %s: "
6697 "x%x\n", CARD_BUS_ID(card
), rc
);
6700 if (qeth_adp_supported(card
,IPA_SETADP_ALTER_MAC_ADDRESS
)) {
6701 rc
= qeth_setadpparms_change_macaddr(card
);
6703 PRINT_WARN("couldn't get MAC address on "
6705 CARD_BUS_ID(card
), rc
);
6708 if ((card
->info
.link_type
== QETH_LINK_TYPE_HSTR
) ||
6709 (card
->info
.link_type
== QETH_LINK_TYPE_LANE_TR
))
6710 rc
= qeth_setadapter_hstr(card
);
6716 qeth_layer2_initialize(struct qeth_card
*card
)
6721 QETH_DBF_TEXT(setup
, 2, "doL2init");
6722 QETH_DBF_TEXT_(setup
, 2, "doL2%s", CARD_BUS_ID(card
));
6724 rc
= qeth_query_setadapterparms(card
);
6726 PRINT_WARN("could not query adapter parameters on device %s: "
6727 "x%x\n", CARD_BUS_ID(card
), rc
);
6730 rc
= qeth_setadpparms_change_macaddr(card
);
6732 PRINT_WARN("couldn't get MAC address on "
6734 CARD_BUS_ID(card
), rc
);
6735 QETH_DBF_TEXT_(setup
, 2,"1err%d",rc
);
6738 QETH_DBF_HEX(setup
,2, card
->dev
->dev_addr
, OSA_ADDR_LEN
);
6740 rc
= qeth_layer2_send_setmac(card
, &card
->dev
->dev_addr
[0]);
6742 QETH_DBF_TEXT_(setup
, 2,"2err%d",rc
);
6748 qeth_send_startstoplan(struct qeth_card
*card
, enum qeth_ipa_cmds ipacmd
,
6749 enum qeth_prot_versions prot
)
6752 struct qeth_cmd_buffer
*iob
;
6754 iob
= qeth_get_ipacmd_buffer(card
,ipacmd
,prot
);
6755 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
6761 qeth_send_startlan(struct qeth_card
*card
, enum qeth_prot_versions prot
)
6765 QETH_DBF_TEXT_(setup
, 2, "strtlan%i", prot
);
6767 rc
= qeth_send_startstoplan(card
, IPA_CMD_STARTLAN
, prot
);
6772 qeth_send_stoplan(struct qeth_card
*card
)
6777 * TODO: according to the IPA format document page 14,
6778 * TCP/IP (we!) never issue a STOPLAN
6781 QETH_DBF_TEXT(trace
, 2, "stoplan");
6783 rc
= qeth_send_startstoplan(card
, IPA_CMD_STOPLAN
, QETH_PROT_IPV4
);
6788 qeth_query_ipassists_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
6791 struct qeth_ipa_cmd
*cmd
;
6793 QETH_DBF_TEXT(setup
, 2, "qipasscb");
6795 cmd
= (struct qeth_ipa_cmd
*) data
;
6796 if (cmd
->hdr
.prot_version
== QETH_PROT_IPV4
) {
6797 card
->options
.ipa4
.supported_funcs
= cmd
->hdr
.ipa_supported
;
6798 card
->options
.ipa4
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6799 /* Disable IPV6 support hard coded for Hipersockets */
6800 if(card
->info
.type
== QETH_CARD_TYPE_IQD
)
6801 card
->options
.ipa4
.supported_funcs
&= ~IPA_IPV6
;
6803 #ifdef CONFIG_QETH_IPV6
6804 card
->options
.ipa6
.supported_funcs
= cmd
->hdr
.ipa_supported
;
6805 card
->options
.ipa6
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6808 QETH_DBF_TEXT(setup
, 2, "suppenbl");
6809 QETH_DBF_TEXT_(setup
, 2, "%x",cmd
->hdr
.ipa_supported
);
6810 QETH_DBF_TEXT_(setup
, 2, "%x",cmd
->hdr
.ipa_enabled
);
6815 qeth_query_ipassists(struct qeth_card
*card
, enum qeth_prot_versions prot
)
6818 struct qeth_cmd_buffer
*iob
;
6820 QETH_DBF_TEXT_(setup
, 2, "qipassi%i", prot
);
6821 if (card
->options
.layer2
) {
6822 QETH_DBF_TEXT(setup
, 2, "noprmly2");
6826 iob
= qeth_get_ipacmd_buffer(card
,IPA_CMD_QIPASSIST
,prot
);
6827 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_query_ipassists_cb
, NULL
);
6831 static struct qeth_cmd_buffer
*
6832 qeth_get_setassparms_cmd(struct qeth_card
*card
, enum qeth_ipa_funcs ipa_func
,
6833 __u16 cmd_code
, __u16 len
,
6834 enum qeth_prot_versions prot
)
6836 struct qeth_cmd_buffer
*iob
;
6837 struct qeth_ipa_cmd
*cmd
;
6839 QETH_DBF_TEXT(trace
,4,"getasscm");
6840 iob
= qeth_get_ipacmd_buffer(card
,IPA_CMD_SETASSPARMS
,prot
);
6842 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6843 cmd
->data
.setassparms
.hdr
.assist_no
= ipa_func
;
6844 cmd
->data
.setassparms
.hdr
.length
= 8 + len
;
6845 cmd
->data
.setassparms
.hdr
.command_code
= cmd_code
;
6846 cmd
->data
.setassparms
.hdr
.return_code
= 0;
6847 cmd
->data
.setassparms
.hdr
.seq_no
= 0;
6853 qeth_send_setassparms(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
6854 __u16 len
, long data
,
6856 (struct qeth_card
*,struct qeth_reply
*,unsigned long),
6860 struct qeth_ipa_cmd
*cmd
;
6862 QETH_DBF_TEXT(trace
,4,"sendassp");
6864 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6865 if (len
<= sizeof(__u32
))
6866 cmd
->data
.setassparms
.data
.flags_32bit
= (__u32
) data
;
6867 else /* (len > sizeof(__u32)) */
6868 memcpy(&cmd
->data
.setassparms
.data
, (void *) data
, len
);
6870 rc
= qeth_send_ipa_cmd(card
, iob
, reply_cb
, reply_param
);
6874 #ifdef CONFIG_QETH_IPV6
6876 qeth_send_simple_setassparms_ipv6(struct qeth_card
*card
,
6877 enum qeth_ipa_funcs ipa_func
, __u16 cmd_code
)
6881 struct qeth_cmd_buffer
*iob
;
6883 QETH_DBF_TEXT(trace
,4,"simassp6");
6884 iob
= qeth_get_setassparms_cmd(card
, ipa_func
, cmd_code
,
6886 rc
= qeth_send_setassparms(card
, iob
, 0, 0,
6887 qeth_default_setassparms_cb
, NULL
);
6893 qeth_send_simple_setassparms(struct qeth_card
*card
,
6894 enum qeth_ipa_funcs ipa_func
,
6895 __u16 cmd_code
, long data
)
6899 struct qeth_cmd_buffer
*iob
;
6901 QETH_DBF_TEXT(trace
,4,"simassp4");
6903 length
= sizeof(__u32
);
6904 iob
= qeth_get_setassparms_cmd(card
, ipa_func
, cmd_code
,
6905 length
, QETH_PROT_IPV4
);
6906 rc
= qeth_send_setassparms(card
, iob
, length
, data
,
6907 qeth_default_setassparms_cb
, NULL
);
6912 qeth_start_ipa_arp_processing(struct qeth_card
*card
)
6916 QETH_DBF_TEXT(trace
,3,"ipaarp");
6918 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
6919 PRINT_WARN("ARP processing not supported "
6920 "on %s!\n", QETH_CARD_IFNAME(card
));
6923 rc
= qeth_send_simple_setassparms(card
,IPA_ARP_PROCESSING
,
6924 IPA_CMD_ASS_START
, 0);
6926 PRINT_WARN("Could not start ARP processing "
6927 "assist on %s: 0x%x\n",
6928 QETH_CARD_IFNAME(card
), rc
);
6934 qeth_start_ipa_ip_fragmentation(struct qeth_card
*card
)
6938 QETH_DBF_TEXT(trace
,3,"ipaipfrg");
6940 if (!qeth_is_supported(card
, IPA_IP_FRAGMENTATION
)) {
6941 PRINT_INFO("Hardware IP fragmentation not supported on %s\n",
6942 QETH_CARD_IFNAME(card
));
6946 rc
= qeth_send_simple_setassparms(card
, IPA_IP_FRAGMENTATION
,
6947 IPA_CMD_ASS_START
, 0);
6949 PRINT_WARN("Could not start Hardware IP fragmentation "
6950 "assist on %s: 0x%x\n",
6951 QETH_CARD_IFNAME(card
), rc
);
6953 PRINT_INFO("Hardware IP fragmentation enabled \n");
6958 qeth_start_ipa_source_mac(struct qeth_card
*card
)
6962 QETH_DBF_TEXT(trace
,3,"stsrcmac");
6964 if (!card
->options
.fake_ll
)
6967 if (!qeth_is_supported(card
, IPA_SOURCE_MAC
)) {
6968 PRINT_INFO("Inbound source address not "
6969 "supported on %s\n", QETH_CARD_IFNAME(card
));
6973 rc
= qeth_send_simple_setassparms(card
, IPA_SOURCE_MAC
,
6974 IPA_CMD_ASS_START
, 0);
6976 PRINT_WARN("Could not start inbound source "
6977 "assist on %s: 0x%x\n",
6978 QETH_CARD_IFNAME(card
), rc
);
6983 qeth_start_ipa_vlan(struct qeth_card
*card
)
6987 QETH_DBF_TEXT(trace
,3,"strtvlan");
6989 #ifdef CONFIG_QETH_VLAN
6990 if (!qeth_is_supported(card
, IPA_FULL_VLAN
)) {
6991 PRINT_WARN("VLAN not supported on %s\n", QETH_CARD_IFNAME(card
));
6995 rc
= qeth_send_simple_setassparms(card
, IPA_VLAN_PRIO
,
6996 IPA_CMD_ASS_START
,0);
6998 PRINT_WARN("Could not start vlan "
6999 "assist on %s: 0x%x\n",
7000 QETH_CARD_IFNAME(card
), rc
);
7002 PRINT_INFO("VLAN enabled \n");
7003 card
->dev
->features
|=
7004 NETIF_F_HW_VLAN_FILTER
|
7005 NETIF_F_HW_VLAN_TX
|
7008 #endif /* QETH_VLAN */
7013 qeth_start_ipa_multicast(struct qeth_card
*card
)
7017 QETH_DBF_TEXT(trace
,3,"stmcast");
7019 if (!qeth_is_supported(card
, IPA_MULTICASTING
)) {
7020 PRINT_WARN("Multicast not supported on %s\n",
7021 QETH_CARD_IFNAME(card
));
7025 rc
= qeth_send_simple_setassparms(card
, IPA_MULTICASTING
,
7026 IPA_CMD_ASS_START
,0);
7028 PRINT_WARN("Could not start multicast "
7029 "assist on %s: rc=%i\n",
7030 QETH_CARD_IFNAME(card
), rc
);
7032 PRINT_INFO("Multicast enabled\n");
7033 card
->dev
->flags
|= IFF_MULTICAST
;
7038 #ifdef CONFIG_QETH_IPV6
7040 qeth_softsetup_ipv6(struct qeth_card
*card
)
7044 QETH_DBF_TEXT(trace
,3,"softipv6");
7046 rc
= qeth_send_startlan(card
, QETH_PROT_IPV6
);
7048 PRINT_ERR("IPv6 startlan failed on %s\n",
7049 QETH_CARD_IFNAME(card
));
7052 rc
= qeth_query_ipassists(card
,QETH_PROT_IPV6
);
7054 PRINT_ERR("IPv6 query ipassist failed on %s\n",
7055 QETH_CARD_IFNAME(card
));
7058 rc
= qeth_send_simple_setassparms(card
, IPA_IPV6
,
7059 IPA_CMD_ASS_START
, 3);
7061 PRINT_WARN("IPv6 start assist (version 4) failed "
7063 QETH_CARD_IFNAME(card
), rc
);
7066 rc
= qeth_send_simple_setassparms_ipv6(card
, IPA_IPV6
,
7069 PRINT_WARN("IPV6 start assist (version 6) failed "
7071 QETH_CARD_IFNAME(card
), rc
);
7074 rc
= qeth_send_simple_setassparms_ipv6(card
, IPA_PASSTHRU
,
7077 PRINT_WARN("Could not enable passthrough "
7079 QETH_CARD_IFNAME(card
), rc
);
7082 PRINT_INFO("IPV6 enabled \n");
7089 qeth_start_ipa_ipv6(struct qeth_card
*card
)
7092 #ifdef CONFIG_QETH_IPV6
7093 QETH_DBF_TEXT(trace
,3,"strtipv6");
7095 if (!qeth_is_supported(card
, IPA_IPV6
)) {
7096 PRINT_WARN("IPv6 not supported on %s\n",
7097 QETH_CARD_IFNAME(card
));
7100 rc
= qeth_softsetup_ipv6(card
);
7106 qeth_start_ipa_broadcast(struct qeth_card
*card
)
7110 QETH_DBF_TEXT(trace
,3,"stbrdcst");
7111 card
->info
.broadcast_capable
= 0;
7112 if (!qeth_is_supported(card
, IPA_FILTERING
)) {
7113 PRINT_WARN("Broadcast not supported on %s\n",
7114 QETH_CARD_IFNAME(card
));
7118 rc
= qeth_send_simple_setassparms(card
, IPA_FILTERING
,
7119 IPA_CMD_ASS_START
, 0);
7121 PRINT_WARN("Could not enable broadcasting filtering "
7123 QETH_CARD_IFNAME(card
), rc
);
7127 rc
= qeth_send_simple_setassparms(card
, IPA_FILTERING
,
7128 IPA_CMD_ASS_CONFIGURE
, 1);
7130 PRINT_WARN("Could not set up broadcast filtering on %s: 0x%x\n",
7131 QETH_CARD_IFNAME(card
), rc
);
7134 card
->info
.broadcast_capable
= QETH_BROADCAST_WITH_ECHO
;
7135 PRINT_INFO("Broadcast enabled \n");
7136 rc
= qeth_send_simple_setassparms(card
, IPA_FILTERING
,
7137 IPA_CMD_ASS_ENABLE
, 1);
7139 PRINT_WARN("Could not set up broadcast echo filtering on "
7140 "%s: 0x%x\n", QETH_CARD_IFNAME(card
), rc
);
7143 card
->info
.broadcast_capable
= QETH_BROADCAST_WITHOUT_ECHO
;
7145 if (card
->info
.broadcast_capable
)
7146 card
->dev
->flags
|= IFF_BROADCAST
;
7148 card
->dev
->flags
&= ~IFF_BROADCAST
;
7153 qeth_send_checksum_command(struct qeth_card
*card
)
7157 rc
= qeth_send_simple_setassparms(card
, IPA_INBOUND_CHECKSUM
,
7158 IPA_CMD_ASS_START
, 0);
7160 PRINT_WARN("Starting Inbound HW Checksumming failed on %s: "
7161 "0x%x,\ncontinuing using Inbound SW Checksumming\n",
7162 QETH_CARD_IFNAME(card
), rc
);
7165 rc
= qeth_send_simple_setassparms(card
, IPA_INBOUND_CHECKSUM
,
7167 card
->info
.csum_mask
);
7169 PRINT_WARN("Enabling Inbound HW Checksumming failed on %s: "
7170 "0x%x,\ncontinuing using Inbound SW Checksumming\n",
7171 QETH_CARD_IFNAME(card
), rc
);
7178 qeth_start_ipa_checksum(struct qeth_card
*card
)
7182 QETH_DBF_TEXT(trace
,3,"strtcsum");
7184 if (card
->options
.checksum_type
== NO_CHECKSUMMING
) {
7185 PRINT_WARN("Using no checksumming on %s.\n",
7186 QETH_CARD_IFNAME(card
));
7189 if (card
->options
.checksum_type
== SW_CHECKSUMMING
) {
7190 PRINT_WARN("Using SW checksumming on %s.\n",
7191 QETH_CARD_IFNAME(card
));
7194 if (!qeth_is_supported(card
, IPA_INBOUND_CHECKSUM
)) {
7195 PRINT_WARN("Inbound HW Checksumming not "
7196 "supported on %s,\ncontinuing "
7197 "using Inbound SW Checksumming\n",
7198 QETH_CARD_IFNAME(card
));
7199 card
->options
.checksum_type
= SW_CHECKSUMMING
;
7202 rc
= qeth_send_checksum_command(card
);
7204 PRINT_INFO("HW Checksumming (inbound) enabled \n");
7210 qeth_start_ipa_tso(struct qeth_card
*card
)
7214 QETH_DBF_TEXT(trace
,3,"sttso");
7216 if (!qeth_is_supported(card
, IPA_OUTBOUND_TSO
)) {
7217 PRINT_WARN("Outbound TSO not supported on %s\n",
7218 QETH_CARD_IFNAME(card
));
7221 rc
= qeth_send_simple_setassparms(card
, IPA_OUTBOUND_TSO
,
7222 IPA_CMD_ASS_START
,0);
7224 PRINT_WARN("Could not start outbound TSO "
7225 "assist on %s: rc=%i\n",
7226 QETH_CARD_IFNAME(card
), rc
);
7228 PRINT_INFO("Outbound TSO enabled\n");
7230 if (rc
&& (card
->options
.large_send
== QETH_LARGE_SEND_TSO
)){
7231 card
->options
.large_send
= QETH_LARGE_SEND_NO
;
7232 card
->dev
->features
&= ~ (NETIF_F_TSO
| NETIF_F_SG
);
7238 qeth_start_ipassists(struct qeth_card
*card
)
7240 QETH_DBF_TEXT(trace
,3,"strtipas");
7241 qeth_start_ipa_arp_processing(card
); /* go on*/
7242 qeth_start_ipa_ip_fragmentation(card
); /* go on*/
7243 qeth_start_ipa_source_mac(card
); /* go on*/
7244 qeth_start_ipa_vlan(card
); /* go on*/
7245 qeth_start_ipa_multicast(card
); /* go on*/
7246 qeth_start_ipa_ipv6(card
); /* go on*/
7247 qeth_start_ipa_broadcast(card
); /* go on*/
7248 qeth_start_ipa_checksum(card
); /* go on*/
7249 qeth_start_ipa_tso(card
); /* go on*/
7254 qeth_send_setrouting(struct qeth_card
*card
, enum qeth_routing_types type
,
7255 enum qeth_prot_versions prot
)
7258 struct qeth_ipa_cmd
*cmd
;
7259 struct qeth_cmd_buffer
*iob
;
7261 QETH_DBF_TEXT(trace
,4,"setroutg");
7262 iob
= qeth_get_ipacmd_buffer(card
, IPA_CMD_SETRTG
, prot
);
7263 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
7264 cmd
->data
.setrtg
.type
= (type
);
7265 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
7272 qeth_correct_routing_type(struct qeth_card
*card
, enum qeth_routing_types
*type
,
7273 enum qeth_prot_versions prot
)
7275 if (card
->info
.type
== QETH_CARD_TYPE_IQD
) {
7278 case PRIMARY_CONNECTOR
:
7279 case SECONDARY_CONNECTOR
:
7280 case MULTICAST_ROUTER
:
7288 case PRIMARY_ROUTER
:
7289 case SECONDARY_ROUTER
:
7291 case MULTICAST_ROUTER
:
7292 if (qeth_is_ipafunc_supported(card
, prot
,
7300 PRINT_WARN("Routing type '%s' not supported for interface %s.\n"
7301 "Router status set to 'no router'.\n",
7302 ((*type
== PRIMARY_ROUTER
)? "primary router" :
7303 (*type
== SECONDARY_ROUTER
)? "secondary router" :
7304 (*type
== PRIMARY_CONNECTOR
)? "primary connector" :
7305 (*type
== SECONDARY_CONNECTOR
)? "secondary connector" :
7306 (*type
== MULTICAST_ROUTER
)? "multicast router" :
7313 qeth_setrouting_v4(struct qeth_card
*card
)
7317 QETH_DBF_TEXT(trace
,3,"setrtg4");
7319 qeth_correct_routing_type(card
, &card
->options
.route4
.type
,
7322 rc
= qeth_send_setrouting(card
, card
->options
.route4
.type
,
7325 card
->options
.route4
.type
= NO_ROUTER
;
7326 PRINT_WARN("Error (0x%04x) while setting routing type on %s. "
7327 "Type set to 'no router'.\n",
7328 rc
, QETH_CARD_IFNAME(card
));
7334 qeth_setrouting_v6(struct qeth_card
*card
)
7338 QETH_DBF_TEXT(trace
,3,"setrtg6");
7339 #ifdef CONFIG_QETH_IPV6
7341 qeth_correct_routing_type(card
, &card
->options
.route6
.type
,
7344 rc
= qeth_send_setrouting(card
, card
->options
.route6
.type
,
7347 card
->options
.route6
.type
= NO_ROUTER
;
7348 PRINT_WARN("Error (0x%04x) while setting routing type on %s. "
7349 "Type set to 'no router'.\n",
7350 rc
, QETH_CARD_IFNAME(card
));
7357 qeth_set_large_send(struct qeth_card
*card
, enum qeth_large_send_types type
)
7361 if (card
->dev
== NULL
) {
7362 card
->options
.large_send
= type
;
7365 if (card
->state
== CARD_STATE_UP
)
7366 netif_tx_disable(card
->dev
);
7367 card
->options
.large_send
= type
;
7368 switch (card
->options
.large_send
) {
7369 case QETH_LARGE_SEND_EDDP
:
7370 card
->dev
->features
|= NETIF_F_TSO
| NETIF_F_SG
;
7372 case QETH_LARGE_SEND_TSO
:
7373 if (qeth_is_supported(card
, IPA_OUTBOUND_TSO
)){
7374 card
->dev
->features
|= NETIF_F_TSO
| NETIF_F_SG
;
7376 PRINT_WARN("TSO not supported on %s. "
7377 "large_send set to 'no'.\n",
7379 card
->dev
->features
&= ~(NETIF_F_TSO
| NETIF_F_SG
);
7380 card
->options
.large_send
= QETH_LARGE_SEND_NO
;
7384 default: /* includes QETH_LARGE_SEND_NO */
7385 card
->dev
->features
&= ~(NETIF_F_TSO
| NETIF_F_SG
);
7388 if (card
->state
== CARD_STATE_UP
)
7389 netif_wake_queue(card
->dev
);
7394 * softsetup card: init IPA stuff
7397 qeth_softsetup_card(struct qeth_card
*card
)
7401 QETH_DBF_TEXT(setup
, 2, "softsetp");
7403 if ((rc
= qeth_send_startlan(card
, QETH_PROT_IPV4
))){
7404 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
7406 PRINT_WARN("LAN on card %s if offline! "
7407 "Continuing softsetup.\n",
7409 card
->lan_online
= 0;
7413 card
->lan_online
= 1;
7414 if (card
->info
.type
==QETH_CARD_TYPE_OSN
)
7416 qeth_set_large_send(card
, card
->options
.large_send
);
7417 if (card
->options
.layer2
) {
7418 card
->dev
->features
|=
7419 NETIF_F_HW_VLAN_FILTER
|
7420 NETIF_F_HW_VLAN_TX
|
7422 card
->dev
->flags
|=IFF_MULTICAST
|IFF_BROADCAST
;
7423 card
->info
.broadcast_capable
=1;
7424 if ((rc
= qeth_layer2_initialize(card
))) {
7425 QETH_DBF_TEXT_(setup
, 2, "L2err%d", rc
);
7428 #ifdef CONFIG_QETH_VLAN
7429 qeth_layer2_process_vlans(card
, 0);
7433 if ((rc
= qeth_setadapter_parms(card
)))
7434 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
7435 if ((rc
= qeth_start_ipassists(card
)))
7436 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
7437 if ((rc
= qeth_setrouting_v4(card
)))
7438 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
7439 if ((rc
= qeth_setrouting_v6(card
)))
7440 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
7442 netif_tx_disable(card
->dev
);
7446 #ifdef CONFIG_QETH_IPV6
7448 qeth_get_unique_id_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
7451 struct qeth_ipa_cmd
*cmd
;
7453 cmd
= (struct qeth_ipa_cmd
*) data
;
7454 if (cmd
->hdr
.return_code
== 0)
7455 card
->info
.unique_id
= *((__u16
*)
7456 &cmd
->data
.create_destroy_addr
.unique_id
[6]);
7458 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7459 UNIQUE_ID_NOT_BY_CARD
;
7460 PRINT_WARN("couldn't get a unique id from the card on device "
7461 "%s (result=x%x), using default id. ipv6 "
7462 "autoconfig on other lpars may lead to duplicate "
7463 "ip addresses. please use manually "
7464 "configured ones.\n",
7465 CARD_BUS_ID(card
), cmd
->hdr
.return_code
);
7472 qeth_put_unique_id(struct qeth_card
*card
)
7476 #ifdef CONFIG_QETH_IPV6
7477 struct qeth_cmd_buffer
*iob
;
7478 struct qeth_ipa_cmd
*cmd
;
7480 QETH_DBF_TEXT(trace
,2,"puniqeid");
7482 if ((card
->info
.unique_id
& UNIQUE_ID_NOT_BY_CARD
) ==
7483 UNIQUE_ID_NOT_BY_CARD
)
7485 iob
= qeth_get_ipacmd_buffer(card
, IPA_CMD_DESTROY_ADDR
,
7487 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
7488 *((__u16
*) &cmd
->data
.create_destroy_addr
.unique_id
[6]) =
7489 card
->info
.unique_id
;
7490 memcpy(&cmd
->data
.create_destroy_addr
.unique_id
[0],
7491 card
->dev
->dev_addr
, OSA_ADDR_LEN
);
7492 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
7494 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7495 UNIQUE_ID_NOT_BY_CARD
;
7504 qeth_clear_ip_list(struct qeth_card
*card
, int clean
, int recover
)
7506 struct qeth_ipaddr
*addr
, *tmp
;
7507 unsigned long flags
;
7509 QETH_DBF_TEXT(trace
,4,"clearip");
7510 spin_lock_irqsave(&card
->ip_lock
, flags
);
7511 /* clear todo list */
7512 list_for_each_entry_safe(addr
, tmp
, card
->ip_tbd_list
, entry
){
7513 list_del(&addr
->entry
);
7517 while (!list_empty(&card
->ip_list
)) {
7518 addr
= list_entry(card
->ip_list
.next
,
7519 struct qeth_ipaddr
, entry
);
7520 list_del_init(&addr
->entry
);
7522 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
7523 qeth_deregister_addr_entry(card
, addr
);
7524 spin_lock_irqsave(&card
->ip_lock
, flags
);
7526 if (!recover
|| addr
->is_multicast
) {
7530 list_add_tail(&addr
->entry
, card
->ip_tbd_list
);
7532 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
7536 qeth_set_allowed_threads(struct qeth_card
*card
, unsigned long threads
,
7537 int clear_start_mask
)
7539 unsigned long flags
;
7541 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
7542 card
->thread_allowed_mask
= threads
;
7543 if (clear_start_mask
)
7544 card
->thread_start_mask
&= threads
;
7545 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
7546 wake_up(&card
->wait_q
);
7550 qeth_threads_running(struct qeth_card
*card
, unsigned long threads
)
7552 unsigned long flags
;
7555 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
7556 rc
= (card
->thread_running_mask
& threads
);
7557 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
7562 qeth_wait_for_threads(struct qeth_card
*card
, unsigned long threads
)
7564 return wait_event_interruptible(card
->wait_q
,
7565 qeth_threads_running(card
, threads
) == 0);
7569 qeth_stop_card(struct qeth_card
*card
, int recovery_mode
)
7573 QETH_DBF_TEXT(setup
,2,"stopcard");
7574 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
7576 qeth_set_allowed_threads(card
, 0, 1);
7577 if (qeth_wait_for_threads(card
, ~QETH_RECOVER_THREAD
))
7578 return -ERESTARTSYS
;
7579 if (card
->read
.state
== CH_STATE_UP
&&
7580 card
->write
.state
== CH_STATE_UP
&&
7581 (card
->state
== CARD_STATE_UP
)) {
7582 if (recovery_mode
&&
7583 card
->info
.type
!= QETH_CARD_TYPE_OSN
) {
7584 qeth_stop(card
->dev
);
7587 dev_close(card
->dev
);
7590 if (!card
->use_hard_stop
) {
7591 __u8
*mac
= &card
->dev
->dev_addr
[0];
7592 rc
= qeth_layer2_send_delmac(card
, mac
);
7593 QETH_DBF_TEXT_(setup
, 2, "Lerr%d", rc
);
7594 if ((rc
= qeth_send_stoplan(card
)))
7595 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
7597 card
->state
= CARD_STATE_SOFTSETUP
;
7599 if (card
->state
== CARD_STATE_SOFTSETUP
) {
7600 #ifdef CONFIG_QETH_VLAN
7601 if (card
->options
.layer2
)
7602 qeth_layer2_process_vlans(card
, 1);
7604 qeth_clear_ip_list(card
, !card
->use_hard_stop
, 1);
7605 qeth_clear_ipacmd_list(card
);
7606 card
->state
= CARD_STATE_HARDSETUP
;
7608 if (card
->state
== CARD_STATE_HARDSETUP
) {
7609 if ((!card
->use_hard_stop
) &&
7610 (!card
->options
.layer2
))
7611 if ((rc
= qeth_put_unique_id(card
)))
7612 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
7613 qeth_qdio_clear_card(card
, 0);
7614 qeth_clear_qdio_buffers(card
);
7615 qeth_clear_working_pool_list(card
);
7616 card
->state
= CARD_STATE_DOWN
;
7618 if (card
->state
== CARD_STATE_DOWN
) {
7619 qeth_clear_cmd_buffers(&card
->read
);
7620 qeth_clear_cmd_buffers(&card
->write
);
7622 card
->use_hard_stop
= 0;
7628 qeth_get_unique_id(struct qeth_card
*card
)
7631 #ifdef CONFIG_QETH_IPV6
7632 struct qeth_cmd_buffer
*iob
;
7633 struct qeth_ipa_cmd
*cmd
;
7635 QETH_DBF_TEXT(setup
, 2, "guniqeid");
7637 if (!qeth_is_supported(card
,IPA_IPV6
)) {
7638 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7639 UNIQUE_ID_NOT_BY_CARD
;
7643 iob
= qeth_get_ipacmd_buffer(card
, IPA_CMD_CREATE_ADDR
,
7645 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
7646 *((__u16
*) &cmd
->data
.create_destroy_addr
.unique_id
[6]) =
7647 card
->info
.unique_id
;
7649 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_get_unique_id_cb
, NULL
);
7651 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7652 UNIQUE_ID_NOT_BY_CARD
;
7657 qeth_print_status_with_portname(struct qeth_card
*card
)
7662 sprintf(dbf_text
, "%s", card
->info
.portname
+ 1);
7663 for (i
= 0; i
< 8; i
++)
7665 (char) _ebcasc
[(__u8
) dbf_text
[i
]];
7667 printk("qeth: Device %s/%s/%s is a%s card%s%s%s\n"
7668 "with link type %s (portname: %s)\n",
7672 qeth_get_cardname(card
),
7673 (card
->info
.mcl_level
[0]) ? " (level: " : "",
7674 (card
->info
.mcl_level
[0]) ? card
->info
.mcl_level
: "",
7675 (card
->info
.mcl_level
[0]) ? ")" : "",
7676 qeth_get_cardname_short(card
),
7682 qeth_print_status_no_portname(struct qeth_card
*card
)
7684 if (card
->info
.portname
[0])
7685 printk("qeth: Device %s/%s/%s is a%s "
7686 "card%s%s%s\nwith link type %s "
7687 "(no portname needed by interface).\n",
7691 qeth_get_cardname(card
),
7692 (card
->info
.mcl_level
[0]) ? " (level: " : "",
7693 (card
->info
.mcl_level
[0]) ? card
->info
.mcl_level
: "",
7694 (card
->info
.mcl_level
[0]) ? ")" : "",
7695 qeth_get_cardname_short(card
));
7697 printk("qeth: Device %s/%s/%s is a%s "
7698 "card%s%s%s\nwith link type %s.\n",
7702 qeth_get_cardname(card
),
7703 (card
->info
.mcl_level
[0]) ? " (level: " : "",
7704 (card
->info
.mcl_level
[0]) ? card
->info
.mcl_level
: "",
7705 (card
->info
.mcl_level
[0]) ? ")" : "",
7706 qeth_get_cardname_short(card
));
7710 qeth_print_status_message(struct qeth_card
*card
)
7712 switch (card
->info
.type
) {
7713 case QETH_CARD_TYPE_OSAE
:
7714 /* VM will use a non-zero first character
7715 * to indicate a HiperSockets like reporting
7716 * of the level OSA sets the first character to zero
7718 if (!card
->info
.mcl_level
[0]) {
7719 sprintf(card
->info
.mcl_level
,"%02x%02x",
7720 card
->info
.mcl_level
[2],
7721 card
->info
.mcl_level
[3]);
7723 card
->info
.mcl_level
[QETH_MCL_LENGTH
] = 0;
7727 case QETH_CARD_TYPE_IQD
:
7728 card
->info
.mcl_level
[0] = (char) _ebcasc
[(__u8
)
7729 card
->info
.mcl_level
[0]];
7730 card
->info
.mcl_level
[1] = (char) _ebcasc
[(__u8
)
7731 card
->info
.mcl_level
[1]];
7732 card
->info
.mcl_level
[2] = (char) _ebcasc
[(__u8
)
7733 card
->info
.mcl_level
[2]];
7734 card
->info
.mcl_level
[3] = (char) _ebcasc
[(__u8
)
7735 card
->info
.mcl_level
[3]];
7736 card
->info
.mcl_level
[QETH_MCL_LENGTH
] = 0;
7739 memset(&card
->info
.mcl_level
[0], 0, QETH_MCL_LENGTH
+ 1);
7741 if (card
->info
.portname_required
)
7742 qeth_print_status_with_portname(card
);
7744 qeth_print_status_no_portname(card
);
7748 qeth_register_netdev(struct qeth_card
*card
)
7750 QETH_DBF_TEXT(setup
, 3, "regnetd");
7751 if (card
->dev
->reg_state
!= NETREG_UNINITIALIZED
)
7754 SET_NETDEV_DEV(card
->dev
, &card
->gdev
->dev
);
7755 return register_netdev(card
->dev
);
7759 qeth_start_again(struct qeth_card
*card
, int recovery_mode
)
7761 QETH_DBF_TEXT(setup
,2, "startag");
7763 if (recovery_mode
&&
7764 card
->info
.type
!= QETH_CARD_TYPE_OSN
) {
7765 qeth_open(card
->dev
);
7768 dev_open(card
->dev
);
7771 /* this also sets saved unicast addresses */
7772 qeth_set_multicast_list(card
->dev
);
7776 /* Layer 2 specific stuff */
7777 #define IGNORE_PARAM_EQ(option,value,reset_value,msg) \
7778 if (card->options.option == value) { \
7779 PRINT_ERR("%s not supported with layer 2 " \
7780 "functionality, ignoring option on read" \
7781 "channel device %s .\n",msg,CARD_RDEV_ID(card)); \
7782 card->options.option = reset_value; \
7784 #define IGNORE_PARAM_NEQ(option,value,reset_value,msg) \
7785 if (card->options.option != value) { \
7786 PRINT_ERR("%s not supported with layer 2 " \
7787 "functionality, ignoring option on read" \
7788 "channel device %s .\n",msg,CARD_RDEV_ID(card)); \
7789 card->options.option = reset_value; \
7793 static void qeth_make_parameters_consistent(struct qeth_card
*card
)
7796 if (card
->options
.layer2
== 0)
7798 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
7800 if (card
->info
.type
== QETH_CARD_TYPE_IQD
) {
7801 PRINT_ERR("Device %s does not support layer 2 functionality." \
7802 " Ignoring layer2 option.\n",CARD_BUS_ID(card
));
7803 card
->options
.layer2
= 0;
7806 IGNORE_PARAM_NEQ(route4
.type
, NO_ROUTER
, NO_ROUTER
,
7807 "Routing options are");
7808 #ifdef CONFIG_QETH_IPV6
7809 IGNORE_PARAM_NEQ(route6
.type
, NO_ROUTER
, NO_ROUTER
,
7810 "Routing options are");
7812 IGNORE_PARAM_EQ(checksum_type
, HW_CHECKSUMMING
,
7813 QETH_CHECKSUM_DEFAULT
,
7814 "Checksumming options are");
7815 IGNORE_PARAM_NEQ(broadcast_mode
, QETH_TR_BROADCAST_ALLRINGS
,
7816 QETH_TR_BROADCAST_ALLRINGS
,
7817 "Broadcast mode options are");
7818 IGNORE_PARAM_NEQ(macaddr_mode
, QETH_TR_MACADDR_NONCANONICAL
,
7819 QETH_TR_MACADDR_NONCANONICAL
,
7820 "Canonical MAC addr options are");
7821 IGNORE_PARAM_NEQ(fake_broadcast
, 0, 0,
7822 "Broadcast faking options are");
7823 IGNORE_PARAM_NEQ(add_hhlen
, DEFAULT_ADD_HHLEN
,
7824 DEFAULT_ADD_HHLEN
,"Option add_hhlen is");
7825 IGNORE_PARAM_NEQ(fake_ll
, 0, 0,"Option fake_ll is");
7830 __qeth_set_online(struct ccwgroup_device
*gdev
, int recovery_mode
)
7832 struct qeth_card
*card
= gdev
->dev
.driver_data
;
7834 enum qeth_card_states recover_flag
;
7837 QETH_DBF_TEXT(setup
,2, "setonlin");
7838 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
7840 qeth_set_allowed_threads(card
, QETH_RECOVER_THREAD
, 1);
7841 if (qeth_wait_for_threads(card
, ~QETH_RECOVER_THREAD
)){
7842 PRINT_WARN("set_online of card %s interrupted by user!\n",
7844 return -ERESTARTSYS
;
7847 recover_flag
= card
->state
;
7848 if ((rc
= ccw_device_set_online(CARD_RDEV(card
))) ||
7849 (rc
= ccw_device_set_online(CARD_WDEV(card
))) ||
7850 (rc
= ccw_device_set_online(CARD_DDEV(card
)))){
7851 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
7855 qeth_make_parameters_consistent(card
);
7857 if ((rc
= qeth_hardsetup_card(card
))){
7858 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
7861 card
->state
= CARD_STATE_HARDSETUP
;
7863 if (!(rc
= qeth_query_ipassists(card
,QETH_PROT_IPV4
)))
7864 rc
= qeth_get_unique_id(card
);
7866 if (rc
&& card
->options
.layer2
== 0) {
7867 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
7870 qeth_print_status_message(card
);
7871 if ((rc
= qeth_register_netdev(card
))){
7872 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
7875 if ((rc
= qeth_softsetup_card(card
))){
7876 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
7879 card
->state
= CARD_STATE_SOFTSETUP
;
7881 if ((rc
= qeth_init_qdio_queues(card
))){
7882 QETH_DBF_TEXT_(setup
, 2, "6err%d", rc
);
7885 netif_carrier_on(card
->dev
);
7887 qeth_set_allowed_threads(card
, 0xffffffff, 0);
7888 if (recover_flag
== CARD_STATE_RECOVER
)
7889 qeth_start_again(card
, recovery_mode
);
7890 qeth_notify_processes();
7893 card
->use_hard_stop
= 1;
7894 qeth_stop_card(card
, 0);
7895 ccw_device_set_offline(CARD_DDEV(card
));
7896 ccw_device_set_offline(CARD_WDEV(card
));
7897 ccw_device_set_offline(CARD_RDEV(card
));
7898 if (recover_flag
== CARD_STATE_RECOVER
)
7899 card
->state
= CARD_STATE_RECOVER
;
7901 card
->state
= CARD_STATE_DOWN
;
7906 qeth_set_online(struct ccwgroup_device
*gdev
)
7908 return __qeth_set_online(gdev
, 0);
7911 static struct ccw_device_id qeth_ids
[] = {
7912 {CCW_DEVICE(0x1731, 0x01), .driver_info
= QETH_CARD_TYPE_OSAE
},
7913 {CCW_DEVICE(0x1731, 0x05), .driver_info
= QETH_CARD_TYPE_IQD
},
7914 {CCW_DEVICE(0x1731, 0x06), .driver_info
= QETH_CARD_TYPE_OSN
},
7917 MODULE_DEVICE_TABLE(ccw
, qeth_ids
);
7919 struct device
*qeth_root_dev
= NULL
;
7921 struct ccwgroup_driver qeth_ccwgroup_driver
= {
7922 .owner
= THIS_MODULE
,
7924 .driver_id
= 0xD8C5E3C8,
7925 .probe
= qeth_probe_device
,
7926 .remove
= qeth_remove_device
,
7927 .set_online
= qeth_set_online
,
7928 .set_offline
= qeth_set_offline
,
7931 struct ccw_driver qeth_ccw_driver
= {
7934 .probe
= ccwgroup_probe_ccwdev
,
7935 .remove
= ccwgroup_remove_ccwdev
,
7940 qeth_unregister_dbf_views(void)
7943 debug_unregister(qeth_dbf_setup
);
7945 debug_unregister(qeth_dbf_qerr
);
7947 debug_unregister(qeth_dbf_sense
);
7949 debug_unregister(qeth_dbf_misc
);
7951 debug_unregister(qeth_dbf_data
);
7952 if (qeth_dbf_control
)
7953 debug_unregister(qeth_dbf_control
);
7955 debug_unregister(qeth_dbf_trace
);
7958 qeth_register_dbf_views(void)
7960 qeth_dbf_setup
= debug_register(QETH_DBF_SETUP_NAME
,
7961 QETH_DBF_SETUP_PAGES
,
7962 QETH_DBF_SETUP_NR_AREAS
,
7963 QETH_DBF_SETUP_LEN
);
7964 qeth_dbf_misc
= debug_register(QETH_DBF_MISC_NAME
,
7965 QETH_DBF_MISC_PAGES
,
7966 QETH_DBF_MISC_NR_AREAS
,
7968 qeth_dbf_data
= debug_register(QETH_DBF_DATA_NAME
,
7969 QETH_DBF_DATA_PAGES
,
7970 QETH_DBF_DATA_NR_AREAS
,
7972 qeth_dbf_control
= debug_register(QETH_DBF_CONTROL_NAME
,
7973 QETH_DBF_CONTROL_PAGES
,
7974 QETH_DBF_CONTROL_NR_AREAS
,
7975 QETH_DBF_CONTROL_LEN
);
7976 qeth_dbf_sense
= debug_register(QETH_DBF_SENSE_NAME
,
7977 QETH_DBF_SENSE_PAGES
,
7978 QETH_DBF_SENSE_NR_AREAS
,
7979 QETH_DBF_SENSE_LEN
);
7980 qeth_dbf_qerr
= debug_register(QETH_DBF_QERR_NAME
,
7981 QETH_DBF_QERR_PAGES
,
7982 QETH_DBF_QERR_NR_AREAS
,
7984 qeth_dbf_trace
= debug_register(QETH_DBF_TRACE_NAME
,
7985 QETH_DBF_TRACE_PAGES
,
7986 QETH_DBF_TRACE_NR_AREAS
,
7987 QETH_DBF_TRACE_LEN
);
7989 if ((qeth_dbf_setup
== NULL
) || (qeth_dbf_misc
== NULL
) ||
7990 (qeth_dbf_data
== NULL
) || (qeth_dbf_control
== NULL
) ||
7991 (qeth_dbf_sense
== NULL
) || (qeth_dbf_qerr
== NULL
) ||
7992 (qeth_dbf_trace
== NULL
)) {
7993 qeth_unregister_dbf_views();
7996 debug_register_view(qeth_dbf_setup
, &debug_hex_ascii_view
);
7997 debug_set_level(qeth_dbf_setup
, QETH_DBF_SETUP_LEVEL
);
7999 debug_register_view(qeth_dbf_misc
, &debug_hex_ascii_view
);
8000 debug_set_level(qeth_dbf_misc
, QETH_DBF_MISC_LEVEL
);
8002 debug_register_view(qeth_dbf_data
, &debug_hex_ascii_view
);
8003 debug_set_level(qeth_dbf_data
, QETH_DBF_DATA_LEVEL
);
8005 debug_register_view(qeth_dbf_control
, &debug_hex_ascii_view
);
8006 debug_set_level(qeth_dbf_control
, QETH_DBF_CONTROL_LEVEL
);
8008 debug_register_view(qeth_dbf_sense
, &debug_hex_ascii_view
);
8009 debug_set_level(qeth_dbf_sense
, QETH_DBF_SENSE_LEVEL
);
8011 debug_register_view(qeth_dbf_qerr
, &debug_hex_ascii_view
);
8012 debug_set_level(qeth_dbf_qerr
, QETH_DBF_QERR_LEVEL
);
8014 debug_register_view(qeth_dbf_trace
, &debug_hex_ascii_view
);
8015 debug_set_level(qeth_dbf_trace
, QETH_DBF_TRACE_LEVEL
);
8020 #ifdef CONFIG_QETH_IPV6
8021 extern struct neigh_table arp_tbl
;
8022 static struct neigh_ops
*arp_direct_ops
;
8023 static int (*qeth_old_arp_constructor
) (struct neighbour
*);
8025 static struct neigh_ops arp_direct_ops_template
= {
8028 .error_report
= NULL
,
8029 .output
= dev_queue_xmit
,
8030 .connected_output
= dev_queue_xmit
,
8031 .hh_output
= dev_queue_xmit
,
8032 .queue_xmit
= dev_queue_xmit
8036 qeth_arp_constructor(struct neighbour
*neigh
)
8038 struct net_device
*dev
= neigh
->dev
;
8039 struct in_device
*in_dev
;
8040 struct neigh_parms
*parms
;
8041 struct qeth_card
*card
;
8043 card
= qeth_get_card_from_dev(dev
);
8046 if((card
->options
.layer2
) ||
8047 (card
->dev
->hard_header
== qeth_fake_header
))
8051 in_dev
= __in_dev_get_rcu(dev
);
8052 if (in_dev
== NULL
) {
8057 parms
= in_dev
->arp_parms
;
8058 __neigh_parms_put(neigh
->parms
);
8059 neigh
->parms
= neigh_parms_clone(parms
);
8062 neigh
->type
= inet_addr_type(*(u32
*) neigh
->primary_key
);
8063 neigh
->nud_state
= NUD_NOARP
;
8064 neigh
->ops
= arp_direct_ops
;
8065 neigh
->output
= neigh
->ops
->queue_xmit
;
8068 return qeth_old_arp_constructor(neigh
);
8070 #endif /*CONFIG_QETH_IPV6*/
8073 * IP address takeover related functions
8076 qeth_clear_ipato_list(struct qeth_card
*card
)
8078 struct qeth_ipato_entry
*ipatoe
, *tmp
;
8079 unsigned long flags
;
8081 spin_lock_irqsave(&card
->ip_lock
, flags
);
8082 list_for_each_entry_safe(ipatoe
, tmp
, &card
->ipato
.entries
, entry
) {
8083 list_del(&ipatoe
->entry
);
8086 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8090 qeth_add_ipato_entry(struct qeth_card
*card
, struct qeth_ipato_entry
*new)
8092 struct qeth_ipato_entry
*ipatoe
;
8093 unsigned long flags
;
8096 QETH_DBF_TEXT(trace
, 2, "addipato");
8097 spin_lock_irqsave(&card
->ip_lock
, flags
);
8098 list_for_each_entry(ipatoe
, &card
->ipato
.entries
, entry
){
8099 if (ipatoe
->proto
!= new->proto
)
8101 if (!memcmp(ipatoe
->addr
, new->addr
,
8102 (ipatoe
->proto
== QETH_PROT_IPV4
)? 4:16) &&
8103 (ipatoe
->mask_bits
== new->mask_bits
)){
8104 PRINT_WARN("ipato entry already exists!\n");
8110 list_add_tail(&new->entry
, &card
->ipato
.entries
);
8112 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8117 qeth_del_ipato_entry(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8118 u8
*addr
, int mask_bits
)
8120 struct qeth_ipato_entry
*ipatoe
, *tmp
;
8121 unsigned long flags
;
8123 QETH_DBF_TEXT(trace
, 2, "delipato");
8124 spin_lock_irqsave(&card
->ip_lock
, flags
);
8125 list_for_each_entry_safe(ipatoe
, tmp
, &card
->ipato
.entries
, entry
){
8126 if (ipatoe
->proto
!= proto
)
8128 if (!memcmp(ipatoe
->addr
, addr
,
8129 (proto
== QETH_PROT_IPV4
)? 4:16) &&
8130 (ipatoe
->mask_bits
== mask_bits
)){
8131 list_del(&ipatoe
->entry
);
8135 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8139 qeth_convert_addr_to_bits(u8
*addr
, u8
*bits
, int len
)
8144 for (i
= 0; i
< len
; ++i
){
8146 for (j
= 7; j
>= 0; --j
){
8147 bits
[i
*8 + j
] = octet
& 1;
8154 qeth_is_addr_covered_by_ipato(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
8156 struct qeth_ipato_entry
*ipatoe
;
8157 u8 addr_bits
[128] = {0, };
8158 u8 ipatoe_bits
[128] = {0, };
8161 if (!card
->ipato
.enabled
)
8164 qeth_convert_addr_to_bits((u8
*) &addr
->u
, addr_bits
,
8165 (addr
->proto
== QETH_PROT_IPV4
)? 4:16);
8166 list_for_each_entry(ipatoe
, &card
->ipato
.entries
, entry
){
8167 if (addr
->proto
!= ipatoe
->proto
)
8169 qeth_convert_addr_to_bits(ipatoe
->addr
, ipatoe_bits
,
8170 (ipatoe
->proto
==QETH_PROT_IPV4
) ?
8172 if (addr
->proto
== QETH_PROT_IPV4
)
8173 rc
= !memcmp(addr_bits
, ipatoe_bits
,
8174 min(32, ipatoe
->mask_bits
));
8176 rc
= !memcmp(addr_bits
, ipatoe_bits
,
8177 min(128, ipatoe
->mask_bits
));
8182 if ((addr
->proto
== QETH_PROT_IPV4
) && card
->ipato
.invert4
)
8184 else if ((addr
->proto
== QETH_PROT_IPV6
) && card
->ipato
.invert6
)
8191 * VIPA related functions
8194 qeth_add_vipa(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8197 struct qeth_ipaddr
*ipaddr
;
8198 unsigned long flags
;
8201 ipaddr
= qeth_get_addr_buffer(proto
);
8203 if (proto
== QETH_PROT_IPV4
){
8204 QETH_DBF_TEXT(trace
, 2, "addvipa4");
8205 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8206 ipaddr
->u
.a4
.mask
= 0;
8207 #ifdef CONFIG_QETH_IPV6
8208 } else if (proto
== QETH_PROT_IPV6
){
8209 QETH_DBF_TEXT(trace
, 2, "addvipa6");
8210 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8211 ipaddr
->u
.a6
.pfxlen
= 0;
8214 ipaddr
->type
= QETH_IP_TYPE_VIPA
;
8215 ipaddr
->set_flags
= QETH_IPA_SETIP_VIPA_FLAG
;
8216 ipaddr
->del_flags
= QETH_IPA_DELIP_VIPA_FLAG
;
8219 spin_lock_irqsave(&card
->ip_lock
, flags
);
8220 if (__qeth_address_exists_in_list(&card
->ip_list
, ipaddr
, 0) ||
8221 __qeth_address_exists_in_list(card
->ip_tbd_list
, ipaddr
, 0))
8223 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8225 PRINT_WARN("Cannot add VIPA. Address already exists!\n");
8228 if (!qeth_add_ip(card
, ipaddr
))
8230 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8231 schedule_work(&card
->kernel_thread_starter
);
8236 qeth_del_vipa(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8239 struct qeth_ipaddr
*ipaddr
;
8241 ipaddr
= qeth_get_addr_buffer(proto
);
8243 if (proto
== QETH_PROT_IPV4
){
8244 QETH_DBF_TEXT(trace
, 2, "delvipa4");
8245 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8246 ipaddr
->u
.a4
.mask
= 0;
8247 #ifdef CONFIG_QETH_IPV6
8248 } else if (proto
== QETH_PROT_IPV6
){
8249 QETH_DBF_TEXT(trace
, 2, "delvipa6");
8250 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8251 ipaddr
->u
.a6
.pfxlen
= 0;
8254 ipaddr
->type
= QETH_IP_TYPE_VIPA
;
8257 if (!qeth_delete_ip(card
, ipaddr
))
8259 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8260 schedule_work(&card
->kernel_thread_starter
);
8264 * proxy ARP related functions
8267 qeth_add_rxip(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8270 struct qeth_ipaddr
*ipaddr
;
8271 unsigned long flags
;
8274 ipaddr
= qeth_get_addr_buffer(proto
);
8276 if (proto
== QETH_PROT_IPV4
){
8277 QETH_DBF_TEXT(trace
, 2, "addrxip4");
8278 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8279 ipaddr
->u
.a4
.mask
= 0;
8280 #ifdef CONFIG_QETH_IPV6
8281 } else if (proto
== QETH_PROT_IPV6
){
8282 QETH_DBF_TEXT(trace
, 2, "addrxip6");
8283 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8284 ipaddr
->u
.a6
.pfxlen
= 0;
8287 ipaddr
->type
= QETH_IP_TYPE_RXIP
;
8288 ipaddr
->set_flags
= QETH_IPA_SETIP_TAKEOVER_FLAG
;
8289 ipaddr
->del_flags
= 0;
8292 spin_lock_irqsave(&card
->ip_lock
, flags
);
8293 if (__qeth_address_exists_in_list(&card
->ip_list
, ipaddr
, 0) ||
8294 __qeth_address_exists_in_list(card
->ip_tbd_list
, ipaddr
, 0))
8296 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8298 PRINT_WARN("Cannot add RXIP. Address already exists!\n");
8301 if (!qeth_add_ip(card
, ipaddr
))
8303 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8304 schedule_work(&card
->kernel_thread_starter
);
8309 qeth_del_rxip(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8312 struct qeth_ipaddr
*ipaddr
;
8314 ipaddr
= qeth_get_addr_buffer(proto
);
8316 if (proto
== QETH_PROT_IPV4
){
8317 QETH_DBF_TEXT(trace
, 2, "addrxip4");
8318 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8319 ipaddr
->u
.a4
.mask
= 0;
8320 #ifdef CONFIG_QETH_IPV6
8321 } else if (proto
== QETH_PROT_IPV6
){
8322 QETH_DBF_TEXT(trace
, 2, "addrxip6");
8323 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8324 ipaddr
->u
.a6
.pfxlen
= 0;
8327 ipaddr
->type
= QETH_IP_TYPE_RXIP
;
8330 if (!qeth_delete_ip(card
, ipaddr
))
8332 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8333 schedule_work(&card
->kernel_thread_starter
);
8340 qeth_ip_event(struct notifier_block
*this,
8341 unsigned long event
,void *ptr
)
8343 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
8344 struct net_device
*dev
=(struct net_device
*) ifa
->ifa_dev
->dev
;
8345 struct qeth_ipaddr
*addr
;
8346 struct qeth_card
*card
;
8348 QETH_DBF_TEXT(trace
,3,"ipevent");
8349 card
= qeth_get_card_from_dev(dev
);
8352 if (card
->options
.layer2
)
8355 addr
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
8357 addr
->u
.a4
.addr
= ifa
->ifa_address
;
8358 addr
->u
.a4
.mask
= ifa
->ifa_mask
;
8359 addr
->type
= QETH_IP_TYPE_NORMAL
;
8365 if (!qeth_add_ip(card
, addr
))
8369 if (!qeth_delete_ip(card
, addr
))
8375 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8376 schedule_work(&card
->kernel_thread_starter
);
8381 static struct notifier_block qeth_ip_notifier
= {
8386 #ifdef CONFIG_QETH_IPV6
8388 * IPv6 event handler
8391 qeth_ip6_event(struct notifier_block
*this,
8392 unsigned long event
,void *ptr
)
8395 struct inet6_ifaddr
*ifa
= (struct inet6_ifaddr
*)ptr
;
8396 struct net_device
*dev
= (struct net_device
*)ifa
->idev
->dev
;
8397 struct qeth_ipaddr
*addr
;
8398 struct qeth_card
*card
;
8400 QETH_DBF_TEXT(trace
,3,"ip6event");
8402 card
= qeth_get_card_from_dev(dev
);
8405 if (!qeth_is_supported(card
, IPA_IPV6
))
8408 addr
= qeth_get_addr_buffer(QETH_PROT_IPV6
);
8410 memcpy(&addr
->u
.a6
.addr
, &ifa
->addr
, sizeof(struct in6_addr
));
8411 addr
->u
.a6
.pfxlen
= ifa
->prefix_len
;
8412 addr
->type
= QETH_IP_TYPE_NORMAL
;
8418 if (!qeth_add_ip(card
, addr
))
8422 if (!qeth_delete_ip(card
, addr
))
8428 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8429 schedule_work(&card
->kernel_thread_starter
);
8434 static struct notifier_block qeth_ip6_notifier
= {
8441 __qeth_reboot_event_card(struct device
*dev
, void *data
)
8443 struct qeth_card
*card
;
8445 card
= (struct qeth_card
*) dev
->driver_data
;
8446 qeth_clear_ip_list(card
, 0, 0);
8447 qeth_qdio_clear_card(card
, 0);
8452 qeth_reboot_event(struct notifier_block
*this, unsigned long event
, void *ptr
)
8456 ret
= driver_for_each_device(&qeth_ccwgroup_driver
.driver
, NULL
, NULL
,
8457 __qeth_reboot_event_card
);
8458 return ret
? NOTIFY_BAD
: NOTIFY_DONE
;
8462 static struct notifier_block qeth_reboot_notifier
= {
8468 qeth_register_notifiers(void)
8472 QETH_DBF_TEXT(trace
,5,"regnotif");
8473 if ((r
= register_reboot_notifier(&qeth_reboot_notifier
)))
8475 if ((r
= register_inetaddr_notifier(&qeth_ip_notifier
)))
8477 #ifdef CONFIG_QETH_IPV6
8478 if ((r
= register_inet6addr_notifier(&qeth_ip6_notifier
)))
8483 #ifdef CONFIG_QETH_IPV6
8485 unregister_inetaddr_notifier(&qeth_ip_notifier
);
8488 unregister_reboot_notifier(&qeth_reboot_notifier
);
8493 * unregister all event notifiers
8496 qeth_unregister_notifiers(void)
8499 QETH_DBF_TEXT(trace
,5,"unregnot");
8500 BUG_ON(unregister_reboot_notifier(&qeth_reboot_notifier
));
8501 BUG_ON(unregister_inetaddr_notifier(&qeth_ip_notifier
));
8502 #ifdef CONFIG_QETH_IPV6
8503 BUG_ON(unregister_inet6addr_notifier(&qeth_ip6_notifier
));
8504 #endif /* QETH_IPV6 */
8508 #ifdef CONFIG_QETH_IPV6
8510 qeth_ipv6_init(void)
8512 qeth_old_arp_constructor
= arp_tbl
.constructor
;
8513 write_lock_bh(&arp_tbl
.lock
);
8514 arp_tbl
.constructor
= qeth_arp_constructor
;
8515 write_unlock_bh(&arp_tbl
.lock
);
8517 arp_direct_ops
= (struct neigh_ops
*)
8518 kmalloc(sizeof(struct neigh_ops
), GFP_KERNEL
);
8519 if (!arp_direct_ops
)
8522 memcpy(arp_direct_ops
, &arp_direct_ops_template
,
8523 sizeof(struct neigh_ops
));
8529 qeth_ipv6_uninit(void)
8531 write_lock_bh(&arp_tbl
.lock
);
8532 arp_tbl
.constructor
= qeth_old_arp_constructor
;
8533 write_unlock_bh(&arp_tbl
.lock
);
8534 kfree(arp_direct_ops
);
8536 #endif /* CONFIG_QETH_IPV6 */
8539 qeth_sysfs_unregister(void)
8541 qeth_remove_driver_attributes();
8542 ccw_driver_unregister(&qeth_ccw_driver
);
8543 ccwgroup_driver_unregister(&qeth_ccwgroup_driver
);
8544 s390_root_dev_unregister(qeth_root_dev
);
8547 * register qeth at sysfs
8550 qeth_sysfs_register(void)
8554 rc
= ccwgroup_driver_register(&qeth_ccwgroup_driver
);
8557 rc
= ccw_driver_register(&qeth_ccw_driver
);
8560 rc
= qeth_create_driver_attributes();
8563 qeth_root_dev
= s390_root_dev_register("qeth");
8564 if (IS_ERR(qeth_root_dev
)) {
8565 rc
= PTR_ERR(qeth_root_dev
);
8579 PRINT_INFO("loading %s\n", version
);
8581 INIT_LIST_HEAD(&qeth_card_list
.list
);
8582 INIT_LIST_HEAD(&qeth_notify_list
);
8583 spin_lock_init(&qeth_notify_lock
);
8584 rwlock_init(&qeth_card_list
.rwlock
);
8586 if (qeth_register_dbf_views())
8588 if (qeth_sysfs_register())
8591 #ifdef CONFIG_QETH_IPV6
8592 if (qeth_ipv6_init()) {
8593 PRINT_ERR("Out of memory during ipv6 init.\n");
8596 #endif /* QETH_IPV6 */
8597 if (qeth_register_notifiers())
8599 if (qeth_create_procfs_entries())
8605 qeth_unregister_notifiers();
8607 #ifdef CONFIG_QETH_IPV6
8609 #endif /* QETH_IPV6 */
8611 qeth_sysfs_unregister();
8612 qeth_unregister_dbf_views();
8614 PRINT_ERR("Initialization failed");
8619 __exit
qeth_exit(void)
8621 struct qeth_card
*card
, *tmp
;
8622 unsigned long flags
;
8624 QETH_DBF_TEXT(trace
,1, "cleanup.");
8627 * Weed would not need to clean up our devices here, because the
8628 * common device layer calls qeth_remove_device for each device
8629 * as soon as we unregister our driver (done in qeth_sysfs_unregister).
8630 * But we do cleanup here so we can do a "soft" shutdown of our cards.
8631 * qeth_remove_device called by the common device layer would otherwise
8632 * do a "hard" shutdown (card->use_hard_stop is set to one in
8633 * qeth_remove_device).
8636 read_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
8637 list_for_each_entry_safe(card
, tmp
, &qeth_card_list
.list
, list
){
8638 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
8639 qeth_set_offline(card
->gdev
);
8640 qeth_remove_device(card
->gdev
);
8643 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
8644 #ifdef CONFIG_QETH_IPV6
8647 qeth_unregister_notifiers();
8648 qeth_remove_procfs_entries();
8649 qeth_sysfs_unregister();
8650 qeth_unregister_dbf_views();
8651 printk("qeth: removed\n");
8654 EXPORT_SYMBOL(qeth_osn_register
);
8655 EXPORT_SYMBOL(qeth_osn_deregister
);
8656 EXPORT_SYMBOL(qeth_osn_assist
);
8657 module_init(qeth_init
);
8658 module_exit(qeth_exit
);
8659 MODULE_AUTHOR("Frank Pavlic <fpavlic@de.ibm.com>");
8660 MODULE_DESCRIPTION("Linux on zSeries OSA Express and HiperSockets support\n" \
8661 "Copyright 2000,2003 IBM Corporation\n");
8663 MODULE_LICENSE("GPL");