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/config.h>
31 #include <linux/module.h>
32 #include <linux/moduleparam.h>
33 #include <linux/string.h>
34 #include <linux/errno.h>
37 #include <linux/inetdevice.h>
38 #include <linux/netdevice.h>
39 #include <linux/sched.h>
40 #include <linux/workqueue.h>
41 #include <linux/kernel.h>
42 #include <linux/slab.h>
43 #include <linux/interrupt.h>
44 #include <linux/tcp.h>
45 #include <linux/icmp.h>
46 #include <linux/skbuff.h>
48 #include <linux/igmp.h>
49 #include <linux/init.h>
50 #include <linux/reboot.h>
51 #include <linux/mii.h>
52 #include <linux/rcupdate.h>
53 #include <linux/ethtool.h>
57 #include <net/route.h>
59 #include <asm/ebcdic.h>
62 #include <asm/timex.h>
63 #include <asm/semaphore.h>
64 #include <asm/uaccess.h>
65 #include <asm/s390_rdev.h>
70 #include "qeth_eddp.h"
73 static const char *version
= "qeth S/390 OSA-Express driver";
76 * Debug Facility Stuff
78 static debug_info_t
*qeth_dbf_setup
= NULL
;
79 static debug_info_t
*qeth_dbf_data
= NULL
;
80 static debug_info_t
*qeth_dbf_misc
= NULL
;
81 static debug_info_t
*qeth_dbf_control
= NULL
;
82 debug_info_t
*qeth_dbf_trace
= NULL
;
83 static debug_info_t
*qeth_dbf_sense
= NULL
;
84 static debug_info_t
*qeth_dbf_qerr
= NULL
;
86 DEFINE_PER_CPU(char[256], qeth_dbf_txt_buf
);
89 * some more definitions and declarations
91 static unsigned int known_devices
[][10] = QETH_MODELLIST_ARRAY
;
93 /* list of our cards */
94 struct qeth_card_list_struct qeth_card_list
;
95 /*process list want to be notified*/
96 spinlock_t qeth_notify_lock
;
97 struct list_head qeth_notify_list
;
99 static void qeth_send_control_data_cb(struct qeth_channel
*,
100 struct qeth_cmd_buffer
*);
103 * here we go with function implementation
106 qeth_init_qdio_info(struct qeth_card
*card
);
109 qeth_init_qdio_queues(struct qeth_card
*card
);
112 qeth_alloc_qdio_buffers(struct qeth_card
*card
);
115 qeth_free_qdio_buffers(struct qeth_card
*);
118 qeth_clear_qdio_buffers(struct qeth_card
*);
121 qeth_clear_ip_list(struct qeth_card
*, int, int);
124 qeth_clear_ipacmd_list(struct qeth_card
*);
127 qeth_qdio_clear_card(struct qeth_card
*, int);
130 qeth_clear_working_pool_list(struct qeth_card
*);
133 qeth_clear_cmd_buffers(struct qeth_channel
*);
136 qeth_stop(struct net_device
*);
139 qeth_clear_ipato_list(struct qeth_card
*);
142 qeth_is_addr_covered_by_ipato(struct qeth_card
*, struct qeth_ipaddr
*);
145 qeth_irq_tasklet(unsigned long);
148 qeth_set_online(struct ccwgroup_device
*);
151 __qeth_set_online(struct ccwgroup_device
*gdev
, int recovery_mode
);
153 static struct qeth_ipaddr
*
154 qeth_get_addr_buffer(enum qeth_prot_versions
);
157 qeth_set_multicast_list(struct net_device
*);
160 qeth_setadp_promisc_mode(struct qeth_card
*);
163 qeth_notify_processes(void)
165 /*notify all registered processes */
166 struct qeth_notify_list_struct
*n_entry
;
168 QETH_DBF_TEXT(trace
,3,"procnoti");
169 spin_lock(&qeth_notify_lock
);
170 list_for_each_entry(n_entry
, &qeth_notify_list
, list
) {
171 send_sig(n_entry
->signum
, n_entry
->task
, 1);
173 spin_unlock(&qeth_notify_lock
);
177 qeth_notifier_unregister(struct task_struct
*p
)
179 struct qeth_notify_list_struct
*n_entry
, *tmp
;
181 QETH_DBF_TEXT(trace
, 2, "notunreg");
182 spin_lock(&qeth_notify_lock
);
183 list_for_each_entry_safe(n_entry
, tmp
, &qeth_notify_list
, list
) {
184 if (n_entry
->task
== p
) {
185 list_del(&n_entry
->list
);
191 spin_unlock(&qeth_notify_lock
);
195 qeth_notifier_register(struct task_struct
*p
, int signum
)
197 struct qeth_notify_list_struct
*n_entry
;
199 /*check first if entry already exists*/
200 spin_lock(&qeth_notify_lock
);
201 list_for_each_entry(n_entry
, &qeth_notify_list
, list
) {
202 if (n_entry
->task
== p
) {
203 n_entry
->signum
= signum
;
204 spin_unlock(&qeth_notify_lock
);
208 spin_unlock(&qeth_notify_lock
);
210 n_entry
= (struct qeth_notify_list_struct
*)
211 kmalloc(sizeof(struct qeth_notify_list_struct
),GFP_KERNEL
);
215 n_entry
->signum
= signum
;
216 spin_lock(&qeth_notify_lock
);
217 list_add(&n_entry
->list
,&qeth_notify_list
);
218 spin_unlock(&qeth_notify_lock
);
224 * free channel command buffers
227 qeth_clean_channel(struct qeth_channel
*channel
)
231 QETH_DBF_TEXT(setup
, 2, "freech");
232 for (cnt
= 0; cnt
< QETH_CMD_BUFFER_NO
; cnt
++)
233 kfree(channel
->iob
[cnt
].data
);
240 qeth_free_card(struct qeth_card
*card
)
243 QETH_DBF_TEXT(setup
, 2, "freecrd");
244 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
245 qeth_clean_channel(&card
->read
);
246 qeth_clean_channel(&card
->write
);
248 free_netdev(card
->dev
);
249 qeth_clear_ip_list(card
, 0, 0);
250 qeth_clear_ipato_list(card
);
251 kfree(card
->ip_tbd_list
);
252 qeth_free_qdio_buffers(card
);
257 * alloc memory for command buffer per channel
260 qeth_setup_channel(struct qeth_channel
*channel
)
264 QETH_DBF_TEXT(setup
, 2, "setupch");
265 for (cnt
=0; cnt
< QETH_CMD_BUFFER_NO
; cnt
++) {
266 channel
->iob
[cnt
].data
= (char *)
267 kmalloc(QETH_BUFSIZE
, GFP_DMA
|GFP_KERNEL
);
268 if (channel
->iob
[cnt
].data
== NULL
)
270 channel
->iob
[cnt
].state
= BUF_STATE_FREE
;
271 channel
->iob
[cnt
].channel
= channel
;
272 channel
->iob
[cnt
].callback
= qeth_send_control_data_cb
;
273 channel
->iob
[cnt
].rc
= 0;
275 if (cnt
< QETH_CMD_BUFFER_NO
) {
277 kfree(channel
->iob
[cnt
].data
);
281 channel
->io_buf_no
= 0;
282 atomic_set(&channel
->irq_pending
, 0);
283 spin_lock_init(&channel
->iob_lock
);
285 init_waitqueue_head(&channel
->wait_q
);
286 channel
->irq_tasklet
.data
= (unsigned long) channel
;
287 channel
->irq_tasklet
.func
= qeth_irq_tasklet
;
292 * alloc memory for card structure
294 static struct qeth_card
*
295 qeth_alloc_card(void)
297 struct qeth_card
*card
;
299 QETH_DBF_TEXT(setup
, 2, "alloccrd");
300 card
= (struct qeth_card
*) kmalloc(sizeof(struct qeth_card
),
304 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
305 memset(card
, 0, sizeof(struct qeth_card
));
306 if (qeth_setup_channel(&card
->read
)) {
310 if (qeth_setup_channel(&card
->write
)) {
311 qeth_clean_channel(&card
->read
);
319 __qeth_check_irb_error(struct ccw_device
*cdev
, struct irb
*irb
)
324 switch (PTR_ERR(irb
)) {
326 PRINT_WARN("i/o-error on device %s\n", cdev
->dev
.bus_id
);
327 QETH_DBF_TEXT(trace
, 2, "ckirberr");
328 QETH_DBF_TEXT_(trace
, 2, " rc%d", -EIO
);
331 PRINT_WARN("timeout on device %s\n", cdev
->dev
.bus_id
);
332 QETH_DBF_TEXT(trace
, 2, "ckirberr");
333 QETH_DBF_TEXT_(trace
, 2, " rc%d", -ETIMEDOUT
);
336 PRINT_WARN("unknown error %ld on device %s\n", PTR_ERR(irb
),
338 QETH_DBF_TEXT(trace
, 2, "ckirberr");
339 QETH_DBF_TEXT(trace
, 2, " rc???");
345 qeth_get_problem(struct ccw_device
*cdev
, struct irb
*irb
)
350 sense
= (char *) irb
->ecw
;
351 cstat
= irb
->scsw
.cstat
;
352 dstat
= irb
->scsw
.dstat
;
354 if (cstat
& (SCHN_STAT_CHN_CTRL_CHK
| SCHN_STAT_INTF_CTRL_CHK
|
355 SCHN_STAT_CHN_DATA_CHK
| SCHN_STAT_CHAIN_CHECK
|
356 SCHN_STAT_PROT_CHECK
| SCHN_STAT_PROG_CHECK
)) {
357 QETH_DBF_TEXT(trace
,2, "CGENCHK");
358 PRINT_WARN("check on device %s, dstat=x%x, cstat=x%x ",
359 cdev
->dev
.bus_id
, dstat
, cstat
);
360 HEXDUMP16(WARN
, "irb: ", irb
);
361 HEXDUMP16(WARN
, "irb: ", ((char *) irb
) + 32);
365 if (dstat
& DEV_STAT_UNIT_CHECK
) {
366 if (sense
[SENSE_RESETTING_EVENT_BYTE
] &
367 SENSE_RESETTING_EVENT_FLAG
) {
368 QETH_DBF_TEXT(trace
,2,"REVIND");
371 if (sense
[SENSE_COMMAND_REJECT_BYTE
] &
372 SENSE_COMMAND_REJECT_FLAG
) {
373 QETH_DBF_TEXT(trace
,2,"CMDREJi");
376 if ((sense
[2] == 0xaf) && (sense
[3] == 0xfe)) {
377 QETH_DBF_TEXT(trace
,2,"AFFE");
380 if ((!sense
[0]) && (!sense
[1]) && (!sense
[2]) && (!sense
[3])) {
381 QETH_DBF_TEXT(trace
,2,"ZEROSEN");
384 QETH_DBF_TEXT(trace
,2,"DGENCHK");
389 static int qeth_issue_next_read(struct qeth_card
*);
395 qeth_irq(struct ccw_device
*cdev
, unsigned long intparm
, struct irb
*irb
)
399 struct qeth_cmd_buffer
*buffer
;
400 struct qeth_channel
*channel
;
401 struct qeth_card
*card
;
403 QETH_DBF_TEXT(trace
,5,"irq");
405 if (__qeth_check_irb_error(cdev
, irb
))
407 cstat
= irb
->scsw
.cstat
;
408 dstat
= irb
->scsw
.dstat
;
410 card
= CARD_FROM_CDEV(cdev
);
414 if (card
->read
.ccwdev
== cdev
){
415 channel
= &card
->read
;
416 QETH_DBF_TEXT(trace
,5,"read");
417 } else if (card
->write
.ccwdev
== cdev
) {
418 channel
= &card
->write
;
419 QETH_DBF_TEXT(trace
,5,"write");
421 channel
= &card
->data
;
422 QETH_DBF_TEXT(trace
,5,"data");
424 atomic_set(&channel
->irq_pending
, 0);
426 if (irb
->scsw
.fctl
& (SCSW_FCTL_CLEAR_FUNC
))
427 channel
->state
= CH_STATE_STOPPED
;
429 if (irb
->scsw
.fctl
& (SCSW_FCTL_HALT_FUNC
))
430 channel
->state
= CH_STATE_HALTED
;
432 /*let's wake up immediately on data channel*/
433 if ((channel
== &card
->data
) && (intparm
!= 0))
436 if (intparm
== QETH_CLEAR_CHANNEL_PARM
) {
437 QETH_DBF_TEXT(trace
, 6, "clrchpar");
438 /* we don't have to handle this further */
441 if (intparm
== QETH_HALT_CHANNEL_PARM
) {
442 QETH_DBF_TEXT(trace
, 6, "hltchpar");
443 /* we don't have to handle this further */
446 if ((dstat
& DEV_STAT_UNIT_EXCEP
) ||
447 (dstat
& DEV_STAT_UNIT_CHECK
) ||
449 if (irb
->esw
.esw0
.erw
.cons
) {
450 /* TODO: we should make this s390dbf */
451 PRINT_WARN("sense data available on channel %s.\n",
452 CHANNEL_ID(channel
));
453 PRINT_WARN(" cstat 0x%X\n dstat 0x%X\n", cstat
, dstat
);
454 HEXDUMP16(WARN
,"irb: ",irb
);
455 HEXDUMP16(WARN
,"sense data: ",irb
->ecw
);
457 rc
= qeth_get_problem(cdev
,irb
);
459 qeth_schedule_recovery(card
);
465 buffer
= (struct qeth_cmd_buffer
*) __va((addr_t
)intparm
);
466 buffer
->state
= BUF_STATE_PROCESSED
;
468 if (channel
== &card
->data
)
471 if (channel
== &card
->read
&&
472 channel
->state
== CH_STATE_UP
)
473 qeth_issue_next_read(card
);
475 tasklet_schedule(&channel
->irq_tasklet
);
478 wake_up(&card
->wait_q
);
482 * tasklet function scheduled from irq handler
485 qeth_irq_tasklet(unsigned long data
)
487 struct qeth_card
*card
;
488 struct qeth_channel
*channel
;
489 struct qeth_cmd_buffer
*iob
;
492 QETH_DBF_TEXT(trace
,5,"irqtlet");
493 channel
= (struct qeth_channel
*) data
;
495 index
= channel
->buf_no
;
496 card
= CARD_FROM_CDEV(channel
->ccwdev
);
497 while (iob
[index
].state
== BUF_STATE_PROCESSED
) {
498 if (iob
[index
].callback
!=NULL
) {
499 iob
[index
].callback(channel
,iob
+ index
);
501 index
= (index
+ 1) % QETH_CMD_BUFFER_NO
;
503 channel
->buf_no
= index
;
504 wake_up(&card
->wait_q
);
507 static int qeth_stop_card(struct qeth_card
*, int);
510 __qeth_set_offline(struct ccwgroup_device
*cgdev
, int recovery_mode
)
512 struct qeth_card
*card
= (struct qeth_card
*) cgdev
->dev
.driver_data
;
513 int rc
= 0, rc2
= 0, rc3
= 0;
514 enum qeth_card_states recover_flag
;
516 QETH_DBF_TEXT(setup
, 3, "setoffl");
517 QETH_DBF_HEX(setup
, 3, &card
, sizeof(void *));
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
= kmalloc(sizeof(struct qeth_reply
), GFP_ATOMIC
);
1636 memset(reply
, 0, sizeof(struct qeth_reply
));
1637 atomic_set(&reply
->refcnt
, 1);
1644 qeth_get_reply(struct qeth_reply
*reply
)
1646 WARN_ON(atomic_read(&reply
->refcnt
) <= 0);
1647 atomic_inc(&reply
->refcnt
);
1651 qeth_put_reply(struct qeth_reply
*reply
)
1653 WARN_ON(atomic_read(&reply
->refcnt
) <= 0);
1654 if (atomic_dec_and_test(&reply
->refcnt
))
1659 qeth_cmd_timeout(unsigned long data
)
1661 struct qeth_reply
*reply
, *list_reply
, *r
;
1662 unsigned long flags
;
1664 reply
= (struct qeth_reply
*) data
;
1665 spin_lock_irqsave(&reply
->card
->lock
, flags
);
1666 list_for_each_entry_safe(list_reply
, r
,
1667 &reply
->card
->cmd_waiter_list
, list
) {
1668 if (reply
== list_reply
){
1669 qeth_get_reply(reply
);
1670 list_del_init(&reply
->list
);
1671 spin_unlock_irqrestore(&reply
->card
->lock
, flags
);
1673 reply
->received
= 1;
1674 wake_up(&reply
->wait_q
);
1675 qeth_put_reply(reply
);
1679 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 netif_carrier_off(card
->dev
);
1704 case IPA_CMD_STARTLAN
:
1705 PRINT_INFO("Link reestablished on %s "
1706 "(CHPID 0x%X). Scheduling "
1707 "IP address reset.\n",
1708 QETH_CARD_IFNAME(card
),
1710 qeth_schedule_recovery(card
);
1712 case IPA_CMD_MODCCID
:
1714 case IPA_CMD_REGISTER_LOCAL_ADDR
:
1715 QETH_DBF_TEXT(trace
,3, "irla");
1717 case IPA_CMD_UNREGISTER_LOCAL_ADDR
:
1718 QETH_DBF_TEXT(trace
,3, "urla");
1721 PRINT_WARN("Received data is IPA "
1722 "but not a reply!\n");
1731 * wake all waiting ipa commands
1734 qeth_clear_ipacmd_list(struct qeth_card
*card
)
1736 struct qeth_reply
*reply
, *r
;
1737 unsigned long flags
;
1739 QETH_DBF_TEXT(trace
, 4, "clipalst");
1741 spin_lock_irqsave(&card
->lock
, flags
);
1742 list_for_each_entry_safe(reply
, r
, &card
->cmd_waiter_list
, list
) {
1743 qeth_get_reply(reply
);
1745 reply
->received
= 1;
1746 list_del_init(&reply
->list
);
1747 wake_up(&reply
->wait_q
);
1748 qeth_put_reply(reply
);
1750 spin_unlock_irqrestore(&card
->lock
, flags
);
1754 qeth_send_control_data_cb(struct qeth_channel
*channel
,
1755 struct qeth_cmd_buffer
*iob
)
1757 struct qeth_card
*card
;
1758 struct qeth_reply
*reply
, *r
;
1759 struct qeth_ipa_cmd
*cmd
;
1760 unsigned long flags
;
1763 QETH_DBF_TEXT(trace
,4,"sndctlcb");
1765 card
= CARD_FROM_CDEV(channel
->ccwdev
);
1766 if (qeth_check_idx_response(iob
->data
)) {
1767 qeth_clear_ipacmd_list(card
);
1768 qeth_schedule_recovery(card
);
1772 cmd
= qeth_check_ipa_data(card
, iob
);
1773 if ((cmd
== NULL
) && (card
->state
!= CARD_STATE_DOWN
))
1775 /*in case of OSN : check if cmd is set */
1776 if (card
->info
.type
== QETH_CARD_TYPE_OSN
&&
1778 cmd
->hdr
.command
!= IPA_CMD_STARTLAN
&&
1779 card
->osn_info
.assist_cb
!= NULL
) {
1780 card
->osn_info
.assist_cb(card
->dev
, cmd
);
1784 spin_lock_irqsave(&card
->lock
, flags
);
1785 list_for_each_entry_safe(reply
, r
, &card
->cmd_waiter_list
, list
) {
1786 if ((reply
->seqno
== QETH_IDX_COMMAND_SEQNO
) ||
1787 ((cmd
) && (reply
->seqno
== cmd
->hdr
.seqno
))) {
1788 qeth_get_reply(reply
);
1789 list_del_init(&reply
->list
);
1790 spin_unlock_irqrestore(&card
->lock
, flags
);
1792 if (reply
->callback
!= NULL
) {
1794 reply
->offset
= (__u16
)((char*)cmd
-
1796 keep_reply
= reply
->callback(card
,
1798 (unsigned long)cmd
);
1800 keep_reply
= reply
->callback(card
,
1802 (unsigned long)iob
);
1805 reply
->rc
= (u16
) cmd
->hdr
.return_code
;
1807 reply
->rc
= iob
->rc
;
1809 spin_lock_irqsave(&card
->lock
, flags
);
1810 list_add_tail(&reply
->list
,
1811 &card
->cmd_waiter_list
);
1812 spin_unlock_irqrestore(&card
->lock
, flags
);
1814 reply
->received
= 1;
1815 wake_up(&reply
->wait_q
);
1817 qeth_put_reply(reply
);
1821 spin_unlock_irqrestore(&card
->lock
, flags
);
1823 memcpy(&card
->seqno
.pdu_hdr_ack
,
1824 QETH_PDU_HEADER_SEQ_NO(iob
->data
),
1825 QETH_SEQ_NO_LENGTH
);
1826 qeth_release_buffer(channel
,iob
);
1830 qeth_prepare_control_data(struct qeth_card
*card
, int len
,
1831 struct qeth_cmd_buffer
*iob
)
1833 qeth_setup_ccw(&card
->write
,iob
->data
,len
);
1834 iob
->callback
= qeth_release_buffer
;
1836 memcpy(QETH_TRANSPORT_HEADER_SEQ_NO(iob
->data
),
1837 &card
->seqno
.trans_hdr
, QETH_SEQ_NO_LENGTH
);
1838 card
->seqno
.trans_hdr
++;
1839 memcpy(QETH_PDU_HEADER_SEQ_NO(iob
->data
),
1840 &card
->seqno
.pdu_hdr
, QETH_SEQ_NO_LENGTH
);
1841 card
->seqno
.pdu_hdr
++;
1842 memcpy(QETH_PDU_HEADER_ACK_SEQ_NO(iob
->data
),
1843 &card
->seqno
.pdu_hdr_ack
, QETH_SEQ_NO_LENGTH
);
1844 QETH_DBF_HEX(control
, 2, iob
->data
, QETH_DBF_CONTROL_LEN
);
1848 qeth_send_control_data(struct qeth_card
*card
, int len
,
1849 struct qeth_cmd_buffer
*iob
,
1851 (struct qeth_card
*, struct qeth_reply
*, unsigned long),
1856 unsigned long flags
;
1857 struct qeth_reply
*reply
= NULL
;
1858 struct timer_list timer
;
1860 QETH_DBF_TEXT(trace
, 2, "sendctl");
1862 reply
= qeth_alloc_reply(card
);
1864 PRINT_WARN("Could no alloc qeth_reply!\n");
1867 reply
->callback
= reply_cb
;
1868 reply
->param
= reply_param
;
1869 if (card
->state
== CARD_STATE_DOWN
)
1870 reply
->seqno
= QETH_IDX_COMMAND_SEQNO
;
1872 reply
->seqno
= card
->seqno
.ipa
++;
1874 timer
.function
= qeth_cmd_timeout
;
1875 timer
.data
= (unsigned long) reply
;
1876 init_waitqueue_head(&reply
->wait_q
);
1877 spin_lock_irqsave(&card
->lock
, flags
);
1878 list_add_tail(&reply
->list
, &card
->cmd_waiter_list
);
1879 spin_unlock_irqrestore(&card
->lock
, flags
);
1880 QETH_DBF_HEX(control
, 2, iob
->data
, QETH_DBF_CONTROL_LEN
);
1881 wait_event(card
->wait_q
,
1882 atomic_cmpxchg(&card
->write
.irq_pending
, 0, 1) == 0);
1883 qeth_prepare_control_data(card
, len
, iob
);
1884 if (IS_IPA(iob
->data
))
1885 timer
.expires
= jiffies
+ QETH_IPA_TIMEOUT
;
1887 timer
.expires
= jiffies
+ QETH_TIMEOUT
;
1888 QETH_DBF_TEXT(trace
, 6, "noirqpnd");
1889 spin_lock_irqsave(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1890 rc
= ccw_device_start(card
->write
.ccwdev
, &card
->write
.ccw
,
1891 (addr_t
) iob
, 0, 0);
1892 spin_unlock_irqrestore(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1894 PRINT_WARN("qeth_send_control_data: "
1895 "ccw_device_start rc = %i\n", rc
);
1896 QETH_DBF_TEXT_(trace
, 2, " err%d", rc
);
1897 spin_lock_irqsave(&card
->lock
, flags
);
1898 list_del_init(&reply
->list
);
1899 qeth_put_reply(reply
);
1900 spin_unlock_irqrestore(&card
->lock
, flags
);
1901 qeth_release_buffer(iob
->channel
, iob
);
1902 atomic_set(&card
->write
.irq_pending
, 0);
1903 wake_up(&card
->wait_q
);
1907 wait_event(reply
->wait_q
, reply
->received
);
1908 del_timer_sync(&timer
);
1910 qeth_put_reply(reply
);
1915 qeth_osn_send_control_data(struct qeth_card
*card
, int len
,
1916 struct qeth_cmd_buffer
*iob
)
1918 unsigned long flags
;
1921 QETH_DBF_TEXT(trace
, 5, "osndctrd");
1923 wait_event(card
->wait_q
,
1924 atomic_cmpxchg(&card
->write
.irq_pending
, 0, 1) == 0);
1925 qeth_prepare_control_data(card
, len
, iob
);
1926 QETH_DBF_TEXT(trace
, 6, "osnoirqp");
1927 spin_lock_irqsave(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1928 rc
= ccw_device_start(card
->write
.ccwdev
, &card
->write
.ccw
,
1929 (addr_t
) iob
, 0, 0);
1930 spin_unlock_irqrestore(get_ccwdev_lock(card
->write
.ccwdev
), flags
);
1932 PRINT_WARN("qeth_osn_send_control_data: "
1933 "ccw_device_start rc = %i\n", rc
);
1934 QETH_DBF_TEXT_(trace
, 2, " err%d", rc
);
1935 qeth_release_buffer(iob
->channel
, iob
);
1936 atomic_set(&card
->write
.irq_pending
, 0);
1937 wake_up(&card
->wait_q
);
1943 qeth_prepare_ipa_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
1946 memcpy(iob
->data
, IPA_PDU_HEADER
, IPA_PDU_HEADER_SIZE
);
1947 memcpy(QETH_IPA_CMD_PROT_TYPE(iob
->data
),&prot_type
,1);
1948 memcpy(QETH_IPA_CMD_DEST_ADDR(iob
->data
),
1949 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
1953 qeth_osn_send_ipa_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
1958 QETH_DBF_TEXT(trace
,4,"osndipa");
1960 qeth_prepare_ipa_cmd(card
, iob
, QETH_PROT_OSN2
);
1961 s1
= (u16
)(IPA_PDU_HEADER_SIZE
+ data_len
);
1963 memcpy(QETH_IPA_PDU_LEN_TOTAL(iob
->data
), &s1
, 2);
1964 memcpy(QETH_IPA_PDU_LEN_PDU1(iob
->data
), &s2
, 2);
1965 memcpy(QETH_IPA_PDU_LEN_PDU2(iob
->data
), &s2
, 2);
1966 memcpy(QETH_IPA_PDU_LEN_PDU3(iob
->data
), &s2
, 2);
1967 return qeth_osn_send_control_data(card
, s1
, iob
);
1971 qeth_send_ipa_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
1973 (struct qeth_card
*,struct qeth_reply
*, unsigned long),
1979 QETH_DBF_TEXT(trace
,4,"sendipa");
1981 if (card
->options
.layer2
)
1982 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
1983 prot_type
= QETH_PROT_OSN2
;
1985 prot_type
= QETH_PROT_LAYER2
;
1987 prot_type
= QETH_PROT_TCPIP
;
1988 qeth_prepare_ipa_cmd(card
,iob
,prot_type
);
1989 rc
= qeth_send_control_data(card
, IPA_CMD_LENGTH
, iob
,
1990 reply_cb
, reply_param
);
1996 qeth_cm_enable_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
1999 struct qeth_cmd_buffer
*iob
;
2001 QETH_DBF_TEXT(setup
, 2, "cmenblcb");
2003 iob
= (struct qeth_cmd_buffer
*) data
;
2004 memcpy(&card
->token
.cm_filter_r
,
2005 QETH_CM_ENABLE_RESP_FILTER_TOKEN(iob
->data
),
2006 QETH_MPC_TOKEN_LENGTH
);
2007 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2012 qeth_cm_enable(struct qeth_card
*card
)
2015 struct qeth_cmd_buffer
*iob
;
2017 QETH_DBF_TEXT(setup
,2,"cmenable");
2019 iob
= qeth_wait_for_buffer(&card
->write
);
2020 memcpy(iob
->data
, CM_ENABLE
, CM_ENABLE_SIZE
);
2021 memcpy(QETH_CM_ENABLE_ISSUER_RM_TOKEN(iob
->data
),
2022 &card
->token
.issuer_rm_r
, QETH_MPC_TOKEN_LENGTH
);
2023 memcpy(QETH_CM_ENABLE_FILTER_TOKEN(iob
->data
),
2024 &card
->token
.cm_filter_w
, QETH_MPC_TOKEN_LENGTH
);
2026 rc
= qeth_send_control_data(card
, CM_ENABLE_SIZE
, iob
,
2027 qeth_cm_enable_cb
, NULL
);
2032 qeth_cm_setup_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2036 struct qeth_cmd_buffer
*iob
;
2038 QETH_DBF_TEXT(setup
, 2, "cmsetpcb");
2040 iob
= (struct qeth_cmd_buffer
*) data
;
2041 memcpy(&card
->token
.cm_connection_r
,
2042 QETH_CM_SETUP_RESP_DEST_ADDR(iob
->data
),
2043 QETH_MPC_TOKEN_LENGTH
);
2044 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2049 qeth_cm_setup(struct qeth_card
*card
)
2052 struct qeth_cmd_buffer
*iob
;
2054 QETH_DBF_TEXT(setup
,2,"cmsetup");
2056 iob
= qeth_wait_for_buffer(&card
->write
);
2057 memcpy(iob
->data
, CM_SETUP
, CM_SETUP_SIZE
);
2058 memcpy(QETH_CM_SETUP_DEST_ADDR(iob
->data
),
2059 &card
->token
.issuer_rm_r
, QETH_MPC_TOKEN_LENGTH
);
2060 memcpy(QETH_CM_SETUP_CONNECTION_TOKEN(iob
->data
),
2061 &card
->token
.cm_connection_w
, QETH_MPC_TOKEN_LENGTH
);
2062 memcpy(QETH_CM_SETUP_FILTER_TOKEN(iob
->data
),
2063 &card
->token
.cm_filter_r
, QETH_MPC_TOKEN_LENGTH
);
2064 rc
= qeth_send_control_data(card
, CM_SETUP_SIZE
, iob
,
2065 qeth_cm_setup_cb
, NULL
);
2071 qeth_ulp_enable_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2075 __u16 mtu
, framesize
;
2078 struct qeth_cmd_buffer
*iob
;
2080 QETH_DBF_TEXT(setup
, 2, "ulpenacb");
2082 iob
= (struct qeth_cmd_buffer
*) data
;
2083 memcpy(&card
->token
.ulp_filter_r
,
2084 QETH_ULP_ENABLE_RESP_FILTER_TOKEN(iob
->data
),
2085 QETH_MPC_TOKEN_LENGTH
);
2086 if (qeth_get_mtu_out_of_mpc(card
->info
.type
)) {
2087 memcpy(&framesize
, QETH_ULP_ENABLE_RESP_MAX_MTU(iob
->data
), 2);
2088 mtu
= qeth_get_mtu_outof_framesize(framesize
);
2091 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2094 card
->info
.max_mtu
= mtu
;
2095 card
->info
.initial_mtu
= mtu
;
2096 card
->qdio
.in_buf_size
= mtu
+ 2 * PAGE_SIZE
;
2098 card
->info
.initial_mtu
= qeth_get_initial_mtu_for_card(card
);
2099 card
->info
.max_mtu
= qeth_get_max_mtu_for_card(card
->info
.type
);
2100 card
->qdio
.in_buf_size
= QETH_IN_BUF_SIZE_DEFAULT
;
2103 memcpy(&len
, QETH_ULP_ENABLE_RESP_DIFINFO_LEN(iob
->data
), 2);
2104 if (len
>= QETH_MPC_DIFINFO_LEN_INDICATES_LINK_TYPE
) {
2106 QETH_ULP_ENABLE_RESP_LINK_TYPE(iob
->data
), 1);
2107 card
->info
.link_type
= link_type
;
2109 card
->info
.link_type
= 0;
2110 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2115 qeth_ulp_enable(struct qeth_card
*card
)
2119 struct qeth_cmd_buffer
*iob
;
2121 /*FIXME: trace view callbacks*/
2122 QETH_DBF_TEXT(setup
,2,"ulpenabl");
2124 iob
= qeth_wait_for_buffer(&card
->write
);
2125 memcpy(iob
->data
, ULP_ENABLE
, ULP_ENABLE_SIZE
);
2127 *(QETH_ULP_ENABLE_LINKNUM(iob
->data
)) =
2128 (__u8
) card
->info
.portno
;
2129 if (card
->options
.layer2
)
2130 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
2131 prot_type
= QETH_PROT_OSN2
;
2133 prot_type
= QETH_PROT_LAYER2
;
2135 prot_type
= QETH_PROT_TCPIP
;
2137 memcpy(QETH_ULP_ENABLE_PROT_TYPE(iob
->data
),&prot_type
,1);
2138 memcpy(QETH_ULP_ENABLE_DEST_ADDR(iob
->data
),
2139 &card
->token
.cm_connection_r
, QETH_MPC_TOKEN_LENGTH
);
2140 memcpy(QETH_ULP_ENABLE_FILTER_TOKEN(iob
->data
),
2141 &card
->token
.ulp_filter_w
, QETH_MPC_TOKEN_LENGTH
);
2142 memcpy(QETH_ULP_ENABLE_PORTNAME_AND_LL(iob
->data
),
2143 card
->info
.portname
, 9);
2144 rc
= qeth_send_control_data(card
, ULP_ENABLE_SIZE
, iob
,
2145 qeth_ulp_enable_cb
, NULL
);
2151 __raw_devno_from_bus_id(char *id
)
2153 id
+= (strlen(id
) - 4);
2154 return (__u16
) simple_strtoul(id
, &id
, 16);
2158 qeth_ulp_setup_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
2161 struct qeth_cmd_buffer
*iob
;
2163 QETH_DBF_TEXT(setup
, 2, "ulpstpcb");
2165 iob
= (struct qeth_cmd_buffer
*) data
;
2166 memcpy(&card
->token
.ulp_connection_r
,
2167 QETH_ULP_SETUP_RESP_CONNECTION_TOKEN(iob
->data
),
2168 QETH_MPC_TOKEN_LENGTH
);
2169 QETH_DBF_TEXT_(setup
, 2, " rc%d", iob
->rc
);
2174 qeth_ulp_setup(struct qeth_card
*card
)
2178 struct qeth_cmd_buffer
*iob
;
2180 QETH_DBF_TEXT(setup
,2,"ulpsetup");
2182 iob
= qeth_wait_for_buffer(&card
->write
);
2183 memcpy(iob
->data
, ULP_SETUP
, ULP_SETUP_SIZE
);
2185 memcpy(QETH_ULP_SETUP_DEST_ADDR(iob
->data
),
2186 &card
->token
.cm_connection_r
, QETH_MPC_TOKEN_LENGTH
);
2187 memcpy(QETH_ULP_SETUP_CONNECTION_TOKEN(iob
->data
),
2188 &card
->token
.ulp_connection_w
, QETH_MPC_TOKEN_LENGTH
);
2189 memcpy(QETH_ULP_SETUP_FILTER_TOKEN(iob
->data
),
2190 &card
->token
.ulp_filter_r
, QETH_MPC_TOKEN_LENGTH
);
2192 temp
= __raw_devno_from_bus_id(CARD_DDEV_ID(card
));
2193 memcpy(QETH_ULP_SETUP_CUA(iob
->data
), &temp
, 2);
2194 temp
= (card
->info
.cula
<< 8) + card
->info
.unit_addr2
;
2195 memcpy(QETH_ULP_SETUP_REAL_DEVADDR(iob
->data
), &temp
, 2);
2196 rc
= qeth_send_control_data(card
, ULP_SETUP_SIZE
, iob
,
2197 qeth_ulp_setup_cb
, NULL
);
2202 qeth_check_qdio_errors(struct qdio_buffer
*buf
, unsigned int qdio_error
,
2203 unsigned int siga_error
, const char *dbftext
)
2205 if (qdio_error
|| siga_error
) {
2206 QETH_DBF_TEXT(trace
, 2, dbftext
);
2207 QETH_DBF_TEXT(qerr
, 2, dbftext
);
2208 QETH_DBF_TEXT_(qerr
, 2, " F15=%02X",
2209 buf
->element
[15].flags
& 0xff);
2210 QETH_DBF_TEXT_(qerr
, 2, " F14=%02X",
2211 buf
->element
[14].flags
& 0xff);
2212 QETH_DBF_TEXT_(qerr
, 2, " qerr=%X", qdio_error
);
2213 QETH_DBF_TEXT_(qerr
, 2, " serr=%X", siga_error
);
2219 static inline struct sk_buff
*
2220 qeth_get_skb(unsigned int length
, struct qeth_hdr
*hdr
)
2222 struct sk_buff
* skb
;
2226 if (hdr
->hdr
.osn
.id
== QETH_HEADER_TYPE_OSN
)
2227 add_len
= sizeof(struct qeth_hdr
);
2228 #ifdef CONFIG_QETH_VLAN
2230 add_len
= VLAN_HLEN
;
2232 skb
= dev_alloc_skb(length
+ add_len
);
2234 skb_reserve(skb
, add_len
);
2238 static inline struct sk_buff
*
2239 qeth_get_next_skb(struct qeth_card
*card
, struct qdio_buffer
*buffer
,
2240 struct qdio_buffer_element
**__element
, int *__offset
,
2241 struct qeth_hdr
**hdr
)
2243 struct qdio_buffer_element
*element
= *__element
;
2244 int offset
= *__offset
;
2245 struct sk_buff
*skb
= NULL
;
2250 QETH_DBF_TEXT(trace
,6,"nextskb");
2251 /* qeth_hdr must not cross element boundaries */
2252 if (element
->length
< offset
+ sizeof(struct qeth_hdr
)){
2253 if (qeth_is_last_sbale(element
))
2257 if (element
->length
< sizeof(struct qeth_hdr
))
2260 *hdr
= element
->addr
+ offset
;
2262 offset
+= sizeof(struct qeth_hdr
);
2263 if (card
->options
.layer2
)
2264 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
2265 skb_len
= (*hdr
)->hdr
.osn
.pdu_length
;
2267 skb_len
= (*hdr
)->hdr
.l2
.pkt_length
;
2269 skb_len
= (*hdr
)->hdr
.l3
.length
;
2273 if (card
->options
.fake_ll
){
2274 if(card
->dev
->type
== ARPHRD_IEEE802_TR
){
2275 if (!(skb
= qeth_get_skb(skb_len
+QETH_FAKE_LL_LEN_TR
, *hdr
)))
2277 skb_reserve(skb
,QETH_FAKE_LL_LEN_TR
);
2279 if (!(skb
= qeth_get_skb(skb_len
+QETH_FAKE_LL_LEN_ETH
, *hdr
)))
2281 skb_reserve(skb
,QETH_FAKE_LL_LEN_ETH
);
2283 } else if (!(skb
= qeth_get_skb(skb_len
, *hdr
)))
2285 data_ptr
= element
->addr
+ offset
;
2287 data_len
= min(skb_len
, (int)(element
->length
- offset
));
2289 memcpy(skb_put(skb
, data_len
), data_ptr
, data_len
);
2290 skb_len
-= data_len
;
2292 if (qeth_is_last_sbale(element
)){
2293 QETH_DBF_TEXT(trace
,4,"unexeob");
2294 QETH_DBF_TEXT_(trace
,4,"%s",CARD_BUS_ID(card
));
2295 QETH_DBF_TEXT(qerr
,2,"unexeob");
2296 QETH_DBF_TEXT_(qerr
,2,"%s",CARD_BUS_ID(card
));
2297 QETH_DBF_HEX(misc
,4,buffer
,sizeof(*buffer
));
2298 dev_kfree_skb_any(skb
);
2299 card
->stats
.rx_errors
++;
2304 data_ptr
= element
->addr
;
2309 *__element
= element
;
2313 if (net_ratelimit()){
2314 PRINT_WARN("No memory for packet received on %s.\n",
2315 QETH_CARD_IFNAME(card
));
2316 QETH_DBF_TEXT(trace
,2,"noskbmem");
2317 QETH_DBF_TEXT_(trace
,2,"%s",CARD_BUS_ID(card
));
2319 card
->stats
.rx_dropped
++;
2323 static inline __be16
2324 qeth_type_trans(struct sk_buff
*skb
, struct net_device
*dev
)
2326 struct qeth_card
*card
;
2329 QETH_DBF_TEXT(trace
,6,"typtrans");
2331 card
= (struct qeth_card
*)dev
->priv
;
2333 if ((card
->info
.link_type
== QETH_LINK_TYPE_HSTR
) ||
2334 (card
->info
.link_type
== QETH_LINK_TYPE_LANE_TR
))
2335 return tr_type_trans(skb
,dev
);
2336 #endif /* CONFIG_TR */
2337 skb
->mac
.raw
= skb
->data
;
2338 skb_pull(skb
, ETH_HLEN
);
2341 if (*eth
->h_dest
& 1) {
2342 if (memcmp(eth
->h_dest
, dev
->broadcast
, ETH_ALEN
) == 0)
2343 skb
->pkt_type
= PACKET_BROADCAST
;
2345 skb
->pkt_type
= PACKET_MULTICAST
;
2346 } else if (memcmp(eth
->h_dest
, dev
->dev_addr
, ETH_ALEN
))
2347 skb
->pkt_type
= PACKET_OTHERHOST
;
2349 if (ntohs(eth
->h_proto
) >= 1536)
2350 return eth
->h_proto
;
2351 if (*(unsigned short *) (skb
->data
) == 0xFFFF)
2352 return htons(ETH_P_802_3
);
2353 return htons(ETH_P_802_2
);
2357 qeth_rebuild_skb_fake_ll_tr(struct qeth_card
*card
, struct sk_buff
*skb
,
2358 struct qeth_hdr
*hdr
)
2360 struct trh_hdr
*fake_hdr
;
2361 struct trllc
*fake_llc
;
2362 struct iphdr
*ip_hdr
;
2364 QETH_DBF_TEXT(trace
,5,"skbfktr");
2365 skb
->mac
.raw
= skb
->data
- QETH_FAKE_LL_LEN_TR
;
2366 /* this is a fake ethernet header */
2367 fake_hdr
= (struct trh_hdr
*) skb
->mac
.raw
;
2369 /* the destination MAC address */
2370 switch (skb
->pkt_type
){
2371 case PACKET_MULTICAST
:
2372 switch (skb
->protocol
){
2373 #ifdef CONFIG_QETH_IPV6
2374 case __constant_htons(ETH_P_IPV6
):
2375 ndisc_mc_map((struct in6_addr
*)
2376 skb
->data
+ QETH_FAKE_LL_V6_ADDR_POS
,
2377 fake_hdr
->daddr
, card
->dev
, 0);
2379 #endif /* CONFIG_QETH_IPV6 */
2380 case __constant_htons(ETH_P_IP
):
2381 ip_hdr
= (struct iphdr
*)skb
->data
;
2382 ip_tr_mc_map(ip_hdr
->daddr
, fake_hdr
->daddr
);
2385 memcpy(fake_hdr
->daddr
, card
->dev
->dev_addr
, TR_ALEN
);
2388 case PACKET_BROADCAST
:
2389 memset(fake_hdr
->daddr
, 0xff, TR_ALEN
);
2392 memcpy(fake_hdr
->daddr
, card
->dev
->dev_addr
, TR_ALEN
);
2394 /* the source MAC address */
2395 if (hdr
->hdr
.l3
.ext_flags
& QETH_HDR_EXT_SRC_MAC_ADDR
)
2396 memcpy(fake_hdr
->saddr
, &hdr
->hdr
.l3
.dest_addr
[2], TR_ALEN
);
2398 memset(fake_hdr
->saddr
, 0, TR_ALEN
);
2400 fake_llc
= (struct trllc
*)&(fake_hdr
->rcf
);
2401 fake_llc
->dsap
= EXTENDED_SAP
;
2402 fake_llc
->ssap
= EXTENDED_SAP
;
2403 fake_llc
->llc
= UI_CMD
;
2404 fake_llc
->protid
[0] = 0;
2405 fake_llc
->protid
[1] = 0;
2406 fake_llc
->protid
[2] = 0;
2407 fake_llc
->ethertype
= ETH_P_IP
;
2411 qeth_rebuild_skb_fake_ll_eth(struct qeth_card
*card
, struct sk_buff
*skb
,
2412 struct qeth_hdr
*hdr
)
2414 struct ethhdr
*fake_hdr
;
2415 struct iphdr
*ip_hdr
;
2417 QETH_DBF_TEXT(trace
,5,"skbfketh");
2418 skb
->mac
.raw
= skb
->data
- QETH_FAKE_LL_LEN_ETH
;
2419 /* this is a fake ethernet header */
2420 fake_hdr
= (struct ethhdr
*) skb
->mac
.raw
;
2422 /* the destination MAC address */
2423 switch (skb
->pkt_type
){
2424 case PACKET_MULTICAST
:
2425 switch (skb
->protocol
){
2426 #ifdef CONFIG_QETH_IPV6
2427 case __constant_htons(ETH_P_IPV6
):
2428 ndisc_mc_map((struct in6_addr
*)
2429 skb
->data
+ QETH_FAKE_LL_V6_ADDR_POS
,
2430 fake_hdr
->h_dest
, card
->dev
, 0);
2432 #endif /* CONFIG_QETH_IPV6 */
2433 case __constant_htons(ETH_P_IP
):
2434 ip_hdr
= (struct iphdr
*)skb
->data
;
2435 ip_eth_mc_map(ip_hdr
->daddr
, fake_hdr
->h_dest
);
2438 memcpy(fake_hdr
->h_dest
, card
->dev
->dev_addr
, ETH_ALEN
);
2441 case PACKET_BROADCAST
:
2442 memset(fake_hdr
->h_dest
, 0xff, ETH_ALEN
);
2445 memcpy(fake_hdr
->h_dest
, card
->dev
->dev_addr
, ETH_ALEN
);
2447 /* the source MAC address */
2448 if (hdr
->hdr
.l3
.ext_flags
& QETH_HDR_EXT_SRC_MAC_ADDR
)
2449 memcpy(fake_hdr
->h_source
, &hdr
->hdr
.l3
.dest_addr
[2], ETH_ALEN
);
2451 memset(fake_hdr
->h_source
, 0, ETH_ALEN
);
2453 fake_hdr
->h_proto
= skb
->protocol
;
2457 qeth_rebuild_skb_fake_ll(struct qeth_card
*card
, struct sk_buff
*skb
,
2458 struct qeth_hdr
*hdr
)
2460 if (card
->dev
->type
== ARPHRD_IEEE802_TR
)
2461 qeth_rebuild_skb_fake_ll_tr(card
, skb
, hdr
);
2463 qeth_rebuild_skb_fake_ll_eth(card
, skb
, hdr
);
2467 qeth_rebuild_skb_vlan(struct qeth_card
*card
, struct sk_buff
*skb
,
2468 struct qeth_hdr
*hdr
)
2470 #ifdef CONFIG_QETH_VLAN
2473 if (hdr
->hdr
.l3
.ext_flags
&
2474 (QETH_HDR_EXT_VLAN_FRAME
| QETH_HDR_EXT_INCLUDE_VLAN_TAG
)) {
2475 vlan_tag
= (u16
*) skb_push(skb
, VLAN_HLEN
);
2476 *vlan_tag
= (hdr
->hdr
.l3
.ext_flags
& QETH_HDR_EXT_VLAN_FRAME
)?
2477 hdr
->hdr
.l3
.vlan_id
: *((u16
*)&hdr
->hdr
.l3
.dest_addr
[12]);
2478 *(vlan_tag
+ 1) = skb
->protocol
;
2479 skb
->protocol
= __constant_htons(ETH_P_8021Q
);
2481 #endif /* CONFIG_QETH_VLAN */
2485 qeth_layer2_rebuild_skb(struct qeth_card
*card
, struct sk_buff
*skb
,
2486 struct qeth_hdr
*hdr
)
2488 unsigned short vlan_id
= 0;
2489 #ifdef CONFIG_QETH_VLAN
2490 struct vlan_hdr
*vhdr
;
2493 skb
->pkt_type
= PACKET_HOST
;
2494 skb
->protocol
= qeth_type_trans(skb
, skb
->dev
);
2495 if (card
->options
.checksum_type
== NO_CHECKSUMMING
)
2496 skb
->ip_summed
= CHECKSUM_UNNECESSARY
;
2498 skb
->ip_summed
= CHECKSUM_NONE
;
2499 #ifdef CONFIG_QETH_VLAN
2500 if (hdr
->hdr
.l2
.flags
[2] & (QETH_LAYER2_FLAG_VLAN
)) {
2501 vhdr
= (struct vlan_hdr
*) skb
->data
;
2503 __constant_htons(vhdr
->h_vlan_encapsulated_proto
);
2504 vlan_id
= hdr
->hdr
.l2
.vlan_id
;
2505 skb_pull(skb
, VLAN_HLEN
);
2508 *((__u32
*)skb
->cb
) = ++card
->seqno
.pkt_seqno
;
2513 qeth_rebuild_skb(struct qeth_card
*card
, struct sk_buff
*skb
,
2514 struct qeth_hdr
*hdr
)
2516 #ifdef CONFIG_QETH_IPV6
2517 if (hdr
->hdr
.l3
.flags
& QETH_HDR_PASSTHRU
) {
2518 skb
->pkt_type
= PACKET_HOST
;
2519 skb
->protocol
= qeth_type_trans(skb
, card
->dev
);
2522 #endif /* CONFIG_QETH_IPV6 */
2523 skb
->protocol
= htons((hdr
->hdr
.l3
.flags
& QETH_HDR_IPV6
)? ETH_P_IPV6
:
2525 switch (hdr
->hdr
.l3
.flags
& QETH_HDR_CAST_MASK
){
2526 case QETH_CAST_UNICAST
:
2527 skb
->pkt_type
= PACKET_HOST
;
2529 case QETH_CAST_MULTICAST
:
2530 skb
->pkt_type
= PACKET_MULTICAST
;
2531 card
->stats
.multicast
++;
2533 case QETH_CAST_BROADCAST
:
2534 skb
->pkt_type
= PACKET_BROADCAST
;
2535 card
->stats
.multicast
++;
2537 case QETH_CAST_ANYCAST
:
2538 case QETH_CAST_NOCAST
:
2540 skb
->pkt_type
= PACKET_HOST
;
2542 qeth_rebuild_skb_vlan(card
, skb
, hdr
);
2543 if (card
->options
.fake_ll
)
2544 qeth_rebuild_skb_fake_ll(card
, skb
, hdr
);
2546 skb
->mac
.raw
= skb
->data
;
2547 skb
->ip_summed
= card
->options
.checksum_type
;
2548 if (card
->options
.checksum_type
== HW_CHECKSUMMING
){
2549 if ( (hdr
->hdr
.l3
.ext_flags
&
2550 (QETH_HDR_EXT_CSUM_HDR_REQ
|
2551 QETH_HDR_EXT_CSUM_TRANSP_REQ
)) ==
2552 (QETH_HDR_EXT_CSUM_HDR_REQ
|
2553 QETH_HDR_EXT_CSUM_TRANSP_REQ
) )
2554 skb
->ip_summed
= CHECKSUM_UNNECESSARY
;
2556 skb
->ip_summed
= SW_CHECKSUMMING
;
2561 qeth_process_inbound_buffer(struct qeth_card
*card
,
2562 struct qeth_qdio_buffer
*buf
, int index
)
2564 struct qdio_buffer_element
*element
;
2565 struct sk_buff
*skb
;
2566 struct qeth_hdr
*hdr
;
2571 /* get first element of current buffer */
2572 element
= (struct qdio_buffer_element
*)&buf
->buffer
->element
[0];
2574 #ifdef CONFIG_QETH_PERF_STATS
2575 card
->perf_stats
.bufs_rec
++;
2577 while((skb
= qeth_get_next_skb(card
, buf
->buffer
, &element
,
2579 skb
->dev
= card
->dev
;
2580 if (hdr
->hdr
.l2
.id
== QETH_HEADER_TYPE_LAYER2
)
2581 vlan_tag
= qeth_layer2_rebuild_skb(card
, skb
, hdr
);
2582 else if (hdr
->hdr
.l3
.id
== QETH_HEADER_TYPE_LAYER3
)
2583 qeth_rebuild_skb(card
, skb
, hdr
);
2584 else { /*in case of OSN*/
2585 skb_push(skb
, sizeof(struct qeth_hdr
));
2586 memcpy(skb
->data
, hdr
, sizeof(struct qeth_hdr
));
2588 /* is device UP ? */
2589 if (!(card
->dev
->flags
& IFF_UP
)){
2590 dev_kfree_skb_any(skb
);
2593 #ifdef CONFIG_QETH_VLAN
2595 vlan_hwaccel_rx(skb
, card
->vlangrp
, vlan_tag
);
2598 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
2599 rxrc
= card
->osn_info
.data_cb(skb
);
2601 rxrc
= netif_rx(skb
);
2602 card
->dev
->last_rx
= jiffies
;
2603 card
->stats
.rx_packets
++;
2604 card
->stats
.rx_bytes
+= skb
->len
;
2608 static inline struct qeth_buffer_pool_entry
*
2609 qeth_get_buffer_pool_entry(struct qeth_card
*card
)
2611 struct qeth_buffer_pool_entry
*entry
;
2613 QETH_DBF_TEXT(trace
, 6, "gtbfplen");
2614 if (!list_empty(&card
->qdio
.in_buf_pool
.entry_list
)) {
2615 entry
= list_entry(card
->qdio
.in_buf_pool
.entry_list
.next
,
2616 struct qeth_buffer_pool_entry
, list
);
2617 list_del_init(&entry
->list
);
2624 qeth_init_input_buffer(struct qeth_card
*card
, struct qeth_qdio_buffer
*buf
)
2626 struct qeth_buffer_pool_entry
*pool_entry
;
2629 pool_entry
= qeth_get_buffer_pool_entry(card
);
2631 * since the buffer is accessed only from the input_tasklet
2632 * there shouldn't be a need to synchronize; also, since we use
2633 * the QETH_IN_BUF_REQUEUE_THRESHOLD we should never run out off
2636 BUG_ON(!pool_entry
);
2638 buf
->pool_entry
= pool_entry
;
2639 for(i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(card
); ++i
){
2640 buf
->buffer
->element
[i
].length
= PAGE_SIZE
;
2641 buf
->buffer
->element
[i
].addr
= pool_entry
->elements
[i
];
2642 if (i
== QETH_MAX_BUFFER_ELEMENTS(card
) - 1)
2643 buf
->buffer
->element
[i
].flags
= SBAL_FLAGS_LAST_ENTRY
;
2645 buf
->buffer
->element
[i
].flags
= 0;
2647 buf
->state
= QETH_QDIO_BUF_EMPTY
;
2651 qeth_clear_output_buffer(struct qeth_qdio_out_q
*queue
,
2652 struct qeth_qdio_out_buffer
*buf
)
2655 struct sk_buff
*skb
;
2657 /* is PCI flag set on buffer? */
2658 if (buf
->buffer
->element
[0].flags
& 0x40)
2659 atomic_dec(&queue
->set_pci_flags_count
);
2661 while ((skb
= skb_dequeue(&buf
->skb_list
))){
2662 atomic_dec(&skb
->users
);
2663 dev_kfree_skb_any(skb
);
2665 qeth_eddp_buf_release_contexts(buf
);
2666 for(i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(queue
->card
); ++i
){
2667 buf
->buffer
->element
[i
].length
= 0;
2668 buf
->buffer
->element
[i
].addr
= NULL
;
2669 buf
->buffer
->element
[i
].flags
= 0;
2671 buf
->next_element_to_fill
= 0;
2672 atomic_set(&buf
->state
, QETH_QDIO_BUF_EMPTY
);
2676 qeth_queue_input_buffer(struct qeth_card
*card
, int index
)
2678 struct qeth_qdio_q
*queue
= card
->qdio
.in_q
;
2683 QETH_DBF_TEXT(trace
,6,"queinbuf");
2684 count
= (index
< queue
->next_buf_to_init
)?
2685 card
->qdio
.in_buf_pool
.buf_count
-
2686 (queue
->next_buf_to_init
- index
) :
2687 card
->qdio
.in_buf_pool
.buf_count
-
2688 (queue
->next_buf_to_init
+ QDIO_MAX_BUFFERS_PER_Q
- index
);
2689 /* only requeue at a certain threshold to avoid SIGAs */
2690 if (count
>= QETH_IN_BUF_REQUEUE_THRESHOLD(card
)){
2691 for (i
= queue
->next_buf_to_init
;
2692 i
< queue
->next_buf_to_init
+ count
; ++i
)
2693 qeth_init_input_buffer(card
,
2694 &queue
->bufs
[i
% QDIO_MAX_BUFFERS_PER_Q
]);
2696 * according to old code it should be avoided to requeue all
2697 * 128 buffers in order to benefit from PCI avoidance.
2698 * this function keeps at least one buffer (the buffer at
2699 * 'index') un-requeued -> this buffer is the first buffer that
2700 * will be requeued the next time
2702 #ifdef CONFIG_QETH_PERF_STATS
2703 card
->perf_stats
.inbound_do_qdio_cnt
++;
2704 card
->perf_stats
.inbound_do_qdio_start_time
= qeth_get_micros();
2706 rc
= do_QDIO(CARD_DDEV(card
),
2707 QDIO_FLAG_SYNC_INPUT
| QDIO_FLAG_UNDER_INTERRUPT
,
2708 0, queue
->next_buf_to_init
, count
, NULL
);
2709 #ifdef CONFIG_QETH_PERF_STATS
2710 card
->perf_stats
.inbound_do_qdio_time
+= qeth_get_micros() -
2711 card
->perf_stats
.inbound_do_qdio_start_time
;
2714 PRINT_WARN("qeth_queue_input_buffer's do_QDIO "
2715 "return %i (device %s).\n",
2716 rc
, CARD_DDEV_ID(card
));
2717 QETH_DBF_TEXT(trace
,2,"qinberr");
2718 QETH_DBF_TEXT_(trace
,2,"%s",CARD_BUS_ID(card
));
2720 queue
->next_buf_to_init
= (queue
->next_buf_to_init
+ count
) %
2721 QDIO_MAX_BUFFERS_PER_Q
;
2726 qeth_put_buffer_pool_entry(struct qeth_card
*card
,
2727 struct qeth_buffer_pool_entry
*entry
)
2729 QETH_DBF_TEXT(trace
, 6, "ptbfplen");
2730 list_add_tail(&entry
->list
, &card
->qdio
.in_buf_pool
.entry_list
);
2734 qeth_qdio_input_handler(struct ccw_device
* ccwdev
, unsigned int status
,
2735 unsigned int qdio_err
, unsigned int siga_err
,
2736 unsigned int queue
, int first_element
, int count
,
2737 unsigned long card_ptr
)
2739 struct net_device
*net_dev
;
2740 struct qeth_card
*card
;
2741 struct qeth_qdio_buffer
*buffer
;
2745 QETH_DBF_TEXT(trace
, 6, "qdinput");
2746 card
= (struct qeth_card
*) card_ptr
;
2747 net_dev
= card
->dev
;
2748 #ifdef CONFIG_QETH_PERF_STATS
2749 card
->perf_stats
.inbound_cnt
++;
2750 card
->perf_stats
.inbound_start_time
= qeth_get_micros();
2752 if (status
& QDIO_STATUS_LOOK_FOR_ERROR
) {
2753 if (status
& QDIO_STATUS_ACTIVATE_CHECK_CONDITION
){
2754 QETH_DBF_TEXT(trace
, 1,"qdinchk");
2755 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2756 QETH_DBF_TEXT_(trace
,1,"%04X%04X",first_element
,count
);
2757 QETH_DBF_TEXT_(trace
,1,"%04X%04X", queue
, status
);
2758 qeth_schedule_recovery(card
);
2762 for (i
= first_element
; i
< (first_element
+ count
); ++i
) {
2763 index
= i
% QDIO_MAX_BUFFERS_PER_Q
;
2764 buffer
= &card
->qdio
.in_q
->bufs
[index
];
2765 if (!((status
& QDIO_STATUS_LOOK_FOR_ERROR
) &&
2766 qeth_check_qdio_errors(buffer
->buffer
,
2767 qdio_err
, siga_err
,"qinerr")))
2768 qeth_process_inbound_buffer(card
, buffer
, index
);
2769 /* clear buffer and give back to hardware */
2770 qeth_put_buffer_pool_entry(card
, buffer
->pool_entry
);
2771 qeth_queue_input_buffer(card
, index
);
2773 #ifdef CONFIG_QETH_PERF_STATS
2774 card
->perf_stats
.inbound_time
+= qeth_get_micros() -
2775 card
->perf_stats
.inbound_start_time
;
2780 qeth_handle_send_error(struct qeth_card
*card
,
2781 struct qeth_qdio_out_buffer
*buffer
,
2782 unsigned int qdio_err
, unsigned int siga_err
)
2784 int sbalf15
= buffer
->buffer
->element
[15].flags
& 0xff;
2785 int cc
= siga_err
& 3;
2787 QETH_DBF_TEXT(trace
, 6, "hdsnderr");
2788 qeth_check_qdio_errors(buffer
->buffer
, qdio_err
, siga_err
, "qouterr");
2792 QETH_DBF_TEXT(trace
, 1,"lnkfail");
2793 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2794 QETH_DBF_TEXT_(trace
,1,"%04x %02x",
2795 (u16
)qdio_err
, (u8
)sbalf15
);
2796 return QETH_SEND_ERROR_LINK_FAILURE
;
2798 return QETH_SEND_ERROR_NONE
;
2800 if (siga_err
& QDIO_SIGA_ERROR_B_BIT_SET
) {
2801 QETH_DBF_TEXT(trace
, 1, "SIGAcc2B");
2802 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2803 return QETH_SEND_ERROR_KICK_IT
;
2805 if ((sbalf15
>= 15) && (sbalf15
<= 31))
2806 return QETH_SEND_ERROR_RETRY
;
2807 return QETH_SEND_ERROR_LINK_FAILURE
;
2808 /* look at qdio_error and sbalf 15 */
2810 QETH_DBF_TEXT(trace
, 1, "SIGAcc1");
2811 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2812 return QETH_SEND_ERROR_LINK_FAILURE
;
2814 QETH_DBF_TEXT(trace
, 1, "SIGAcc3");
2815 QETH_DBF_TEXT_(trace
,1,"%s",CARD_BUS_ID(card
));
2816 return QETH_SEND_ERROR_KICK_IT
;
2818 return QETH_SEND_ERROR_LINK_FAILURE
;
2822 qeth_flush_buffers(struct qeth_qdio_out_q
*queue
, int under_int
,
2823 int index
, int count
)
2825 struct qeth_qdio_out_buffer
*buf
;
2829 QETH_DBF_TEXT(trace
, 6, "flushbuf");
2831 for (i
= index
; i
< index
+ count
; ++i
) {
2832 buf
= &queue
->bufs
[i
% QDIO_MAX_BUFFERS_PER_Q
];
2833 buf
->buffer
->element
[buf
->next_element_to_fill
- 1].flags
|=
2834 SBAL_FLAGS_LAST_ENTRY
;
2836 if (queue
->card
->info
.type
== QETH_CARD_TYPE_IQD
)
2839 if (!queue
->do_pack
){
2840 if ((atomic_read(&queue
->used_buffers
) >=
2841 (QETH_HIGH_WATERMARK_PACK
-
2842 QETH_WATERMARK_PACK_FUZZ
)) &&
2843 !atomic_read(&queue
->set_pci_flags_count
)){
2844 /* it's likely that we'll go to packing
2846 atomic_inc(&queue
->set_pci_flags_count
);
2847 buf
->buffer
->element
[0].flags
|= 0x40;
2850 if (!atomic_read(&queue
->set_pci_flags_count
)){
2852 * there's no outstanding PCI any more, so we
2853 * have to request a PCI to be sure the the PCI
2854 * will wake at some time in the future then we
2855 * can flush packed buffers that might still be
2856 * hanging around, which can happen if no
2857 * further send was requested by the stack
2859 atomic_inc(&queue
->set_pci_flags_count
);
2860 buf
->buffer
->element
[0].flags
|= 0x40;
2865 queue
->card
->dev
->trans_start
= jiffies
;
2866 #ifdef CONFIG_QETH_PERF_STATS
2867 queue
->card
->perf_stats
.outbound_do_qdio_cnt
++;
2868 queue
->card
->perf_stats
.outbound_do_qdio_start_time
= qeth_get_micros();
2871 rc
= do_QDIO(CARD_DDEV(queue
->card
),
2872 QDIO_FLAG_SYNC_OUTPUT
| QDIO_FLAG_UNDER_INTERRUPT
,
2873 queue
->queue_no
, index
, count
, NULL
);
2875 rc
= do_QDIO(CARD_DDEV(queue
->card
), QDIO_FLAG_SYNC_OUTPUT
,
2876 queue
->queue_no
, index
, count
, NULL
);
2877 #ifdef CONFIG_QETH_PERF_STATS
2878 queue
->card
->perf_stats
.outbound_do_qdio_time
+= qeth_get_micros() -
2879 queue
->card
->perf_stats
.outbound_do_qdio_start_time
;
2882 QETH_DBF_TEXT(trace
, 2, "flushbuf");
2883 QETH_DBF_TEXT_(trace
, 2, " err%d", rc
);
2884 QETH_DBF_TEXT_(trace
, 2, "%s", CARD_DDEV_ID(queue
->card
));
2885 queue
->card
->stats
.tx_errors
+= count
;
2886 /* this must not happen under normal circumstances. if it
2887 * happens something is really wrong -> recover */
2888 qeth_schedule_recovery(queue
->card
);
2891 atomic_add(count
, &queue
->used_buffers
);
2892 #ifdef CONFIG_QETH_PERF_STATS
2893 queue
->card
->perf_stats
.bufs_sent
+= count
;
2898 * Switched to packing state if the number of used buffers on a queue
2899 * reaches a certain limit.
2902 qeth_switch_to_packing_if_needed(struct qeth_qdio_out_q
*queue
)
2904 if (!queue
->do_pack
) {
2905 if (atomic_read(&queue
->used_buffers
)
2906 >= QETH_HIGH_WATERMARK_PACK
){
2907 /* switch non-PACKING -> PACKING */
2908 QETH_DBF_TEXT(trace
, 6, "np->pack");
2909 #ifdef CONFIG_QETH_PERF_STATS
2910 queue
->card
->perf_stats
.sc_dp_p
++;
2918 * Switches from packing to non-packing mode. If there is a packing
2919 * buffer on the queue this buffer will be prepared to be flushed.
2920 * In that case 1 is returned to inform the caller. If no buffer
2921 * has to be flushed, zero is returned.
2924 qeth_switch_to_nonpacking_if_needed(struct qeth_qdio_out_q
*queue
)
2926 struct qeth_qdio_out_buffer
*buffer
;
2927 int flush_count
= 0;
2929 if (queue
->do_pack
) {
2930 if (atomic_read(&queue
->used_buffers
)
2931 <= QETH_LOW_WATERMARK_PACK
) {
2932 /* switch PACKING -> non-PACKING */
2933 QETH_DBF_TEXT(trace
, 6, "pack->np");
2934 #ifdef CONFIG_QETH_PERF_STATS
2935 queue
->card
->perf_stats
.sc_p_dp
++;
2938 /* flush packing buffers */
2939 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
2940 if ((atomic_read(&buffer
->state
) ==
2941 QETH_QDIO_BUF_EMPTY
) &&
2942 (buffer
->next_element_to_fill
> 0)) {
2943 atomic_set(&buffer
->state
,QETH_QDIO_BUF_PRIMED
);
2945 queue
->next_buf_to_fill
=
2946 (queue
->next_buf_to_fill
+ 1) %
2947 QDIO_MAX_BUFFERS_PER_Q
;
2955 * Called to flush a packing buffer if no more pci flags are on the queue.
2956 * Checks if there is a packing buffer and prepares it to be flushed.
2957 * In that case returns 1, otherwise zero.
2960 qeth_flush_buffers_on_no_pci(struct qeth_qdio_out_q
*queue
)
2962 struct qeth_qdio_out_buffer
*buffer
;
2964 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
2965 if((atomic_read(&buffer
->state
) == QETH_QDIO_BUF_EMPTY
) &&
2966 (buffer
->next_element_to_fill
> 0)){
2967 /* it's a packing buffer */
2968 atomic_set(&buffer
->state
, QETH_QDIO_BUF_PRIMED
);
2969 queue
->next_buf_to_fill
=
2970 (queue
->next_buf_to_fill
+ 1) % QDIO_MAX_BUFFERS_PER_Q
;
2977 qeth_check_outbound_queue(struct qeth_qdio_out_q
*queue
)
2981 int q_was_packing
= 0;
2984 * check if weed have to switch to non-packing mode or if
2985 * we have to get a pci flag out on the queue
2987 if ((atomic_read(&queue
->used_buffers
) <= QETH_LOW_WATERMARK_PACK
) ||
2988 !atomic_read(&queue
->set_pci_flags_count
)){
2989 if (atomic_swap(&queue
->state
, QETH_OUT_Q_LOCKED_FLUSH
) ==
2990 QETH_OUT_Q_UNLOCKED
) {
2992 * If we get in here, there was no action in
2993 * do_send_packet. So, we check if there is a
2994 * packing buffer to be flushed here.
2996 netif_stop_queue(queue
->card
->dev
);
2997 index
= queue
->next_buf_to_fill
;
2998 q_was_packing
= queue
->do_pack
;
2999 flush_cnt
+= qeth_switch_to_nonpacking_if_needed(queue
);
3001 !atomic_read(&queue
->set_pci_flags_count
))
3003 qeth_flush_buffers_on_no_pci(queue
);
3004 #ifdef CONFIG_QETH_PERF_STATS
3006 queue
->card
->perf_stats
.bufs_sent_pack
+=
3010 qeth_flush_buffers(queue
, 1, index
, flush_cnt
);
3011 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
3017 qeth_qdio_output_handler(struct ccw_device
* ccwdev
, unsigned int status
,
3018 unsigned int qdio_error
, unsigned int siga_error
,
3019 unsigned int __queue
, int first_element
, int count
,
3020 unsigned long card_ptr
)
3022 struct qeth_card
*card
= (struct qeth_card
*) card_ptr
;
3023 struct qeth_qdio_out_q
*queue
= card
->qdio
.out_qs
[__queue
];
3024 struct qeth_qdio_out_buffer
*buffer
;
3027 QETH_DBF_TEXT(trace
, 6, "qdouhdl");
3028 if (status
& QDIO_STATUS_LOOK_FOR_ERROR
) {
3029 if (status
& QDIO_STATUS_ACTIVATE_CHECK_CONDITION
){
3030 QETH_DBF_TEXT(trace
, 2, "achkcond");
3031 QETH_DBF_TEXT_(trace
, 2, "%s", CARD_BUS_ID(card
));
3032 QETH_DBF_TEXT_(trace
, 2, "%08x", status
);
3033 netif_stop_queue(card
->dev
);
3034 qeth_schedule_recovery(card
);
3038 #ifdef CONFIG_QETH_PERF_STATS
3039 card
->perf_stats
.outbound_handler_cnt
++;
3040 card
->perf_stats
.outbound_handler_start_time
= qeth_get_micros();
3042 for(i
= first_element
; i
< (first_element
+ count
); ++i
){
3043 buffer
= &queue
->bufs
[i
% QDIO_MAX_BUFFERS_PER_Q
];
3044 /*we only handle the KICK_IT error by doing a recovery */
3045 if (qeth_handle_send_error(card
, buffer
,
3046 qdio_error
, siga_error
)
3047 == QETH_SEND_ERROR_KICK_IT
){
3048 netif_stop_queue(card
->dev
);
3049 qeth_schedule_recovery(card
);
3052 qeth_clear_output_buffer(queue
, buffer
);
3054 atomic_sub(count
, &queue
->used_buffers
);
3055 /* check if we need to do something on this outbound queue */
3056 if (card
->info
.type
!= QETH_CARD_TYPE_IQD
)
3057 qeth_check_outbound_queue(queue
);
3059 netif_wake_queue(queue
->card
->dev
);
3060 #ifdef CONFIG_QETH_PERF_STATS
3061 card
->perf_stats
.outbound_handler_time
+= qeth_get_micros() -
3062 card
->perf_stats
.outbound_handler_start_time
;
3067 qeth_create_qib_param_field(struct qeth_card
*card
, char *param_field
)
3070 param_field
[0] = _ascebc
['P'];
3071 param_field
[1] = _ascebc
['C'];
3072 param_field
[2] = _ascebc
['I'];
3073 param_field
[3] = _ascebc
['T'];
3074 *((unsigned int *) (¶m_field
[4])) = QETH_PCI_THRESHOLD_A(card
);
3075 *((unsigned int *) (¶m_field
[8])) = QETH_PCI_THRESHOLD_B(card
);
3076 *((unsigned int *) (¶m_field
[12])) = QETH_PCI_TIMER_VALUE(card
);
3080 qeth_create_qib_param_field_blkt(struct qeth_card
*card
, char *param_field
)
3082 param_field
[16] = _ascebc
['B'];
3083 param_field
[17] = _ascebc
['L'];
3084 param_field
[18] = _ascebc
['K'];
3085 param_field
[19] = _ascebc
['T'];
3086 *((unsigned int *) (¶m_field
[20])) = card
->info
.blkt
.time_total
;
3087 *((unsigned int *) (¶m_field
[24])) = card
->info
.blkt
.inter_packet
;
3088 *((unsigned int *) (¶m_field
[28])) = card
->info
.blkt
.inter_packet_jumbo
;
3092 qeth_initialize_working_pool_list(struct qeth_card
*card
)
3094 struct qeth_buffer_pool_entry
*entry
;
3096 QETH_DBF_TEXT(trace
,5,"inwrklst");
3098 list_for_each_entry(entry
,
3099 &card
->qdio
.init_pool
.entry_list
, init_list
) {
3100 qeth_put_buffer_pool_entry(card
,entry
);
3105 qeth_clear_working_pool_list(struct qeth_card
*card
)
3107 struct qeth_buffer_pool_entry
*pool_entry
, *tmp
;
3109 QETH_DBF_TEXT(trace
,5,"clwrklst");
3110 list_for_each_entry_safe(pool_entry
, tmp
,
3111 &card
->qdio
.in_buf_pool
.entry_list
, list
){
3112 list_del(&pool_entry
->list
);
3117 qeth_free_buffer_pool(struct qeth_card
*card
)
3119 struct qeth_buffer_pool_entry
*pool_entry
, *tmp
;
3121 QETH_DBF_TEXT(trace
,5,"freepool");
3122 list_for_each_entry_safe(pool_entry
, tmp
,
3123 &card
->qdio
.init_pool
.entry_list
, init_list
){
3124 for (i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(card
); ++i
)
3125 free_page((unsigned long)pool_entry
->elements
[i
]);
3126 list_del(&pool_entry
->init_list
);
3132 qeth_alloc_buffer_pool(struct qeth_card
*card
)
3134 struct qeth_buffer_pool_entry
*pool_entry
;
3138 QETH_DBF_TEXT(trace
,5,"alocpool");
3139 for (i
= 0; i
< card
->qdio
.init_pool
.buf_count
; ++i
){
3140 pool_entry
= kmalloc(sizeof(*pool_entry
), GFP_KERNEL
);
3142 qeth_free_buffer_pool(card
);
3145 for(j
= 0; j
< QETH_MAX_BUFFER_ELEMENTS(card
); ++j
){
3146 ptr
= (void *) __get_free_page(GFP_KERNEL
|GFP_DMA
);
3149 free_page((unsigned long)
3150 pool_entry
->elements
[--j
]);
3152 qeth_free_buffer_pool(card
);
3155 pool_entry
->elements
[j
] = ptr
;
3157 list_add(&pool_entry
->init_list
,
3158 &card
->qdio
.init_pool
.entry_list
);
3164 qeth_realloc_buffer_pool(struct qeth_card
*card
, int bufcnt
)
3166 QETH_DBF_TEXT(trace
, 2, "realcbp");
3168 if ((card
->state
!= CARD_STATE_DOWN
) &&
3169 (card
->state
!= CARD_STATE_RECOVER
))
3172 /* TODO: steel/add buffers from/to a running card's buffer pool (?) */
3173 qeth_clear_working_pool_list(card
);
3174 qeth_free_buffer_pool(card
);
3175 card
->qdio
.in_buf_pool
.buf_count
= bufcnt
;
3176 card
->qdio
.init_pool
.buf_count
= bufcnt
;
3177 return qeth_alloc_buffer_pool(card
);
3181 qeth_alloc_qdio_buffers(struct qeth_card
*card
)
3185 QETH_DBF_TEXT(setup
, 2, "allcqdbf");
3187 if (card
->qdio
.state
== QETH_QDIO_ALLOCATED
)
3190 card
->qdio
.in_q
= kmalloc(sizeof(struct qeth_qdio_q
),
3191 GFP_KERNEL
|GFP_DMA
);
3192 if (!card
->qdio
.in_q
)
3194 QETH_DBF_TEXT(setup
, 2, "inq");
3195 QETH_DBF_HEX(setup
, 2, &card
->qdio
.in_q
, sizeof(void *));
3196 memset(card
->qdio
.in_q
, 0, sizeof(struct qeth_qdio_q
));
3197 /* give inbound qeth_qdio_buffers their qdio_buffers */
3198 for (i
= 0; i
< QDIO_MAX_BUFFERS_PER_Q
; ++i
)
3199 card
->qdio
.in_q
->bufs
[i
].buffer
=
3200 &card
->qdio
.in_q
->qdio_bufs
[i
];
3201 /* inbound buffer pool */
3202 if (qeth_alloc_buffer_pool(card
)){
3203 kfree(card
->qdio
.in_q
);
3208 kmalloc(card
->qdio
.no_out_queues
*
3209 sizeof(struct qeth_qdio_out_q
*), GFP_KERNEL
);
3210 if (!card
->qdio
.out_qs
){
3211 qeth_free_buffer_pool(card
);
3214 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
3215 card
->qdio
.out_qs
[i
] = kmalloc(sizeof(struct qeth_qdio_out_q
),
3216 GFP_KERNEL
|GFP_DMA
);
3217 if (!card
->qdio
.out_qs
[i
]){
3219 kfree(card
->qdio
.out_qs
[--i
]);
3220 kfree(card
->qdio
.out_qs
);
3223 QETH_DBF_TEXT_(setup
, 2, "outq %i", i
);
3224 QETH_DBF_HEX(setup
, 2, &card
->qdio
.out_qs
[i
], sizeof(void *));
3225 memset(card
->qdio
.out_qs
[i
], 0, sizeof(struct qeth_qdio_out_q
));
3226 card
->qdio
.out_qs
[i
]->queue_no
= i
;
3227 /* give outbound qeth_qdio_buffers their qdio_buffers */
3228 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
){
3229 card
->qdio
.out_qs
[i
]->bufs
[j
].buffer
=
3230 &card
->qdio
.out_qs
[i
]->qdio_bufs
[j
];
3231 skb_queue_head_init(&card
->qdio
.out_qs
[i
]->bufs
[j
].
3233 INIT_LIST_HEAD(&card
->qdio
.out_qs
[i
]->bufs
[j
].ctx_list
);
3236 card
->qdio
.state
= QETH_QDIO_ALLOCATED
;
3241 qeth_free_qdio_buffers(struct qeth_card
*card
)
3245 QETH_DBF_TEXT(trace
, 2, "freeqdbf");
3246 if (card
->qdio
.state
== QETH_QDIO_UNINITIALIZED
)
3248 kfree(card
->qdio
.in_q
);
3249 /* inbound buffer pool */
3250 qeth_free_buffer_pool(card
);
3251 /* free outbound qdio_qs */
3252 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
3253 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
)
3254 qeth_clear_output_buffer(card
->qdio
.out_qs
[i
],
3255 &card
->qdio
.out_qs
[i
]->bufs
[j
]);
3256 kfree(card
->qdio
.out_qs
[i
]);
3258 kfree(card
->qdio
.out_qs
);
3259 card
->qdio
.state
= QETH_QDIO_UNINITIALIZED
;
3263 qeth_clear_qdio_buffers(struct qeth_card
*card
)
3267 QETH_DBF_TEXT(trace
, 2, "clearqdbf");
3268 /* clear outbound buffers to free skbs */
3269 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
)
3270 if (card
->qdio
.out_qs
[i
]){
3271 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
)
3272 qeth_clear_output_buffer(card
->qdio
.out_qs
[i
],
3273 &card
->qdio
.out_qs
[i
]->bufs
[j
]);
3278 qeth_init_qdio_info(struct qeth_card
*card
)
3280 QETH_DBF_TEXT(setup
, 4, "intqdinf");
3281 card
->qdio
.state
= QETH_QDIO_UNINITIALIZED
;
3283 card
->qdio
.in_buf_size
= QETH_IN_BUF_SIZE_DEFAULT
;
3284 card
->qdio
.init_pool
.buf_count
= QETH_IN_BUF_COUNT_DEFAULT
;
3285 card
->qdio
.in_buf_pool
.buf_count
= card
->qdio
.init_pool
.buf_count
;
3286 INIT_LIST_HEAD(&card
->qdio
.in_buf_pool
.entry_list
);
3287 INIT_LIST_HEAD(&card
->qdio
.init_pool
.entry_list
);
3291 qeth_init_qdio_queues(struct qeth_card
*card
)
3296 QETH_DBF_TEXT(setup
, 2, "initqdqs");
3299 memset(card
->qdio
.in_q
->qdio_bufs
, 0,
3300 QDIO_MAX_BUFFERS_PER_Q
* sizeof(struct qdio_buffer
));
3301 qeth_initialize_working_pool_list(card
);
3302 /*give only as many buffers to hardware as we have buffer pool entries*/
3303 for (i
= 0; i
< card
->qdio
.in_buf_pool
.buf_count
- 1; ++i
)
3304 qeth_init_input_buffer(card
, &card
->qdio
.in_q
->bufs
[i
]);
3305 card
->qdio
.in_q
->next_buf_to_init
= card
->qdio
.in_buf_pool
.buf_count
- 1;
3306 rc
= do_QDIO(CARD_DDEV(card
), QDIO_FLAG_SYNC_INPUT
, 0, 0,
3307 card
->qdio
.in_buf_pool
.buf_count
- 1, NULL
);
3309 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
3312 rc
= qdio_synchronize(CARD_DDEV(card
), QDIO_FLAG_SYNC_INPUT
, 0);
3314 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
3317 /* outbound queue */
3318 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
3319 memset(card
->qdio
.out_qs
[i
]->qdio_bufs
, 0,
3320 QDIO_MAX_BUFFERS_PER_Q
* sizeof(struct qdio_buffer
));
3321 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
){
3322 qeth_clear_output_buffer(card
->qdio
.out_qs
[i
],
3323 &card
->qdio
.out_qs
[i
]->bufs
[j
]);
3325 card
->qdio
.out_qs
[i
]->card
= card
;
3326 card
->qdio
.out_qs
[i
]->next_buf_to_fill
= 0;
3327 card
->qdio
.out_qs
[i
]->do_pack
= 0;
3328 atomic_set(&card
->qdio
.out_qs
[i
]->used_buffers
,0);
3329 atomic_set(&card
->qdio
.out_qs
[i
]->set_pci_flags_count
, 0);
3330 atomic_set(&card
->qdio
.out_qs
[i
]->state
,
3331 QETH_OUT_Q_UNLOCKED
);
3337 qeth_qdio_establish(struct qeth_card
*card
)
3339 struct qdio_initialize init_data
;
3340 char *qib_param_field
;
3341 struct qdio_buffer
**in_sbal_ptrs
;
3342 struct qdio_buffer
**out_sbal_ptrs
;
3346 QETH_DBF_TEXT(setup
, 2, "qdioest");
3348 qib_param_field
= kmalloc(QDIO_MAX_BUFFERS_PER_Q
* sizeof(char),
3350 if (!qib_param_field
)
3353 memset(qib_param_field
, 0, QDIO_MAX_BUFFERS_PER_Q
* sizeof(char));
3355 qeth_create_qib_param_field(card
, qib_param_field
);
3356 qeth_create_qib_param_field_blkt(card
, qib_param_field
);
3358 in_sbal_ptrs
= kmalloc(QDIO_MAX_BUFFERS_PER_Q
* sizeof(void *),
3360 if (!in_sbal_ptrs
) {
3361 kfree(qib_param_field
);
3364 for(i
= 0; i
< QDIO_MAX_BUFFERS_PER_Q
; ++i
)
3365 in_sbal_ptrs
[i
] = (struct qdio_buffer
*)
3366 virt_to_phys(card
->qdio
.in_q
->bufs
[i
].buffer
);
3369 kmalloc(card
->qdio
.no_out_queues
* QDIO_MAX_BUFFERS_PER_Q
*
3370 sizeof(void *), GFP_KERNEL
);
3371 if (!out_sbal_ptrs
) {
3372 kfree(in_sbal_ptrs
);
3373 kfree(qib_param_field
);
3376 for(i
= 0, k
= 0; i
< card
->qdio
.no_out_queues
; ++i
)
3377 for(j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
, ++k
){
3378 out_sbal_ptrs
[k
] = (struct qdio_buffer
*)
3379 virt_to_phys(card
->qdio
.out_qs
[i
]->
3383 memset(&init_data
, 0, sizeof(struct qdio_initialize
));
3384 init_data
.cdev
= CARD_DDEV(card
);
3385 init_data
.q_format
= qeth_get_qdio_q_format(card
);
3386 init_data
.qib_param_field_format
= 0;
3387 init_data
.qib_param_field
= qib_param_field
;
3388 init_data
.min_input_threshold
= QETH_MIN_INPUT_THRESHOLD
;
3389 init_data
.max_input_threshold
= QETH_MAX_INPUT_THRESHOLD
;
3390 init_data
.min_output_threshold
= QETH_MIN_OUTPUT_THRESHOLD
;
3391 init_data
.max_output_threshold
= QETH_MAX_OUTPUT_THRESHOLD
;
3392 init_data
.no_input_qs
= 1;
3393 init_data
.no_output_qs
= card
->qdio
.no_out_queues
;
3394 init_data
.input_handler
= (qdio_handler_t
*)
3395 qeth_qdio_input_handler
;
3396 init_data
.output_handler
= (qdio_handler_t
*)
3397 qeth_qdio_output_handler
;
3398 init_data
.int_parm
= (unsigned long) card
;
3399 init_data
.flags
= QDIO_INBOUND_0COPY_SBALS
|
3400 QDIO_OUTBOUND_0COPY_SBALS
|
3401 QDIO_USE_OUTBOUND_PCIS
;
3402 init_data
.input_sbal_addr_array
= (void **) in_sbal_ptrs
;
3403 init_data
.output_sbal_addr_array
= (void **) out_sbal_ptrs
;
3405 if (!(rc
= qdio_initialize(&init_data
)))
3406 card
->qdio
.state
= QETH_QDIO_ESTABLISHED
;
3408 kfree(out_sbal_ptrs
);
3409 kfree(in_sbal_ptrs
);
3410 kfree(qib_param_field
);
3415 qeth_qdio_activate(struct qeth_card
*card
)
3417 QETH_DBF_TEXT(setup
,3,"qdioact");
3418 return qdio_activate(CARD_DDEV(card
), 0);
3422 qeth_clear_channel(struct qeth_channel
*channel
)
3424 unsigned long flags
;
3425 struct qeth_card
*card
;
3428 QETH_DBF_TEXT(trace
,3,"clearch");
3429 card
= CARD_FROM_CDEV(channel
->ccwdev
);
3430 spin_lock_irqsave(get_ccwdev_lock(channel
->ccwdev
), flags
);
3431 rc
= ccw_device_clear(channel
->ccwdev
, QETH_CLEAR_CHANNEL_PARM
);
3432 spin_unlock_irqrestore(get_ccwdev_lock(channel
->ccwdev
), flags
);
3436 rc
= wait_event_interruptible_timeout(card
->wait_q
,
3437 channel
->state
==CH_STATE_STOPPED
, QETH_TIMEOUT
);
3438 if (rc
== -ERESTARTSYS
)
3440 if (channel
->state
!= CH_STATE_STOPPED
)
3442 channel
->state
= CH_STATE_DOWN
;
3447 qeth_halt_channel(struct qeth_channel
*channel
)
3449 unsigned long flags
;
3450 struct qeth_card
*card
;
3453 QETH_DBF_TEXT(trace
,3,"haltch");
3454 card
= CARD_FROM_CDEV(channel
->ccwdev
);
3455 spin_lock_irqsave(get_ccwdev_lock(channel
->ccwdev
), flags
);
3456 rc
= ccw_device_halt(channel
->ccwdev
, QETH_HALT_CHANNEL_PARM
);
3457 spin_unlock_irqrestore(get_ccwdev_lock(channel
->ccwdev
), flags
);
3461 rc
= wait_event_interruptible_timeout(card
->wait_q
,
3462 channel
->state
==CH_STATE_HALTED
, QETH_TIMEOUT
);
3463 if (rc
== -ERESTARTSYS
)
3465 if (channel
->state
!= CH_STATE_HALTED
)
3471 qeth_halt_channels(struct qeth_card
*card
)
3473 int rc1
= 0, rc2
=0, rc3
= 0;
3475 QETH_DBF_TEXT(trace
,3,"haltchs");
3476 rc1
= qeth_halt_channel(&card
->read
);
3477 rc2
= qeth_halt_channel(&card
->write
);
3478 rc3
= qeth_halt_channel(&card
->data
);
3486 qeth_clear_channels(struct qeth_card
*card
)
3488 int rc1
= 0, rc2
=0, rc3
= 0;
3490 QETH_DBF_TEXT(trace
,3,"clearchs");
3491 rc1
= qeth_clear_channel(&card
->read
);
3492 rc2
= qeth_clear_channel(&card
->write
);
3493 rc3
= qeth_clear_channel(&card
->data
);
3502 qeth_clear_halt_card(struct qeth_card
*card
, int halt
)
3506 QETH_DBF_TEXT(trace
,3,"clhacrd");
3507 QETH_DBF_HEX(trace
, 3, &card
, sizeof(void *));
3510 rc
= qeth_halt_channels(card
);
3513 return qeth_clear_channels(card
);
3517 qeth_qdio_clear_card(struct qeth_card
*card
, int use_halt
)
3521 QETH_DBF_TEXT(trace
,3,"qdioclr");
3522 if (card
->qdio
.state
== QETH_QDIO_ESTABLISHED
){
3523 if ((rc
= qdio_cleanup(CARD_DDEV(card
),
3524 (card
->info
.type
== QETH_CARD_TYPE_IQD
) ?
3525 QDIO_FLAG_CLEANUP_USING_HALT
:
3526 QDIO_FLAG_CLEANUP_USING_CLEAR
)))
3527 QETH_DBF_TEXT_(trace
, 3, "1err%d", rc
);
3528 card
->qdio
.state
= QETH_QDIO_ALLOCATED
;
3530 if ((rc
= qeth_clear_halt_card(card
, use_halt
)))
3531 QETH_DBF_TEXT_(trace
, 3, "2err%d", rc
);
3532 card
->state
= CARD_STATE_DOWN
;
3537 qeth_dm_act(struct qeth_card
*card
)
3540 struct qeth_cmd_buffer
*iob
;
3542 QETH_DBF_TEXT(setup
,2,"dmact");
3544 iob
= qeth_wait_for_buffer(&card
->write
);
3545 memcpy(iob
->data
, DM_ACT
, DM_ACT_SIZE
);
3547 memcpy(QETH_DM_ACT_DEST_ADDR(iob
->data
),
3548 &card
->token
.cm_connection_r
, QETH_MPC_TOKEN_LENGTH
);
3549 memcpy(QETH_DM_ACT_CONNECTION_TOKEN(iob
->data
),
3550 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
3551 rc
= qeth_send_control_data(card
, DM_ACT_SIZE
, iob
, NULL
, NULL
);
3556 qeth_mpc_initialize(struct qeth_card
*card
)
3560 QETH_DBF_TEXT(setup
,2,"mpcinit");
3562 if ((rc
= qeth_issue_next_read(card
))){
3563 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
3566 if ((rc
= qeth_cm_enable(card
))){
3567 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
3570 if ((rc
= qeth_cm_setup(card
))){
3571 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
3574 if ((rc
= qeth_ulp_enable(card
))){
3575 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
3578 if ((rc
= qeth_ulp_setup(card
))){
3579 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
3582 if ((rc
= qeth_alloc_qdio_buffers(card
))){
3583 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
3586 if ((rc
= qeth_qdio_establish(card
))){
3587 QETH_DBF_TEXT_(setup
, 2, "6err%d", rc
);
3588 qeth_free_qdio_buffers(card
);
3591 if ((rc
= qeth_qdio_activate(card
))){
3592 QETH_DBF_TEXT_(setup
, 2, "7err%d", rc
);
3595 if ((rc
= qeth_dm_act(card
))){
3596 QETH_DBF_TEXT_(setup
, 2, "8err%d", rc
);
3602 qeth_qdio_clear_card(card
, card
->info
.type
!=QETH_CARD_TYPE_IQD
);
3606 static struct net_device
*
3607 qeth_get_netdevice(enum qeth_card_types type
, enum qeth_link_types linktype
)
3609 struct net_device
*dev
= NULL
;
3612 case QETH_CARD_TYPE_OSAE
:
3614 case QETH_LINK_TYPE_LANE_TR
:
3615 case QETH_LINK_TYPE_HSTR
:
3617 dev
= alloc_trdev(0);
3618 #endif /* CONFIG_TR */
3621 dev
= alloc_etherdev(0);
3624 case QETH_CARD_TYPE_IQD
:
3625 dev
= alloc_netdev(0, "hsi%d", ether_setup
);
3627 case QETH_CARD_TYPE_OSN
:
3628 dev
= alloc_netdev(0, "osn%d", ether_setup
);
3631 dev
= alloc_etherdev(0);
3636 /*hard_header fake function; used in case fake_ll is set */
3638 qeth_fake_header(struct sk_buff
*skb
, struct net_device
*dev
,
3639 unsigned short type
, void *daddr
, void *saddr
,
3642 if(dev
->type
== ARPHRD_IEEE802_TR
){
3643 struct trh_hdr
*hdr
;
3644 hdr
= (struct trh_hdr
*)skb_push(skb
, QETH_FAKE_LL_LEN_TR
);
3645 memcpy(hdr
->saddr
, dev
->dev_addr
, TR_ALEN
);
3646 memcpy(hdr
->daddr
, "FAKELL", TR_ALEN
);
3647 return QETH_FAKE_LL_LEN_TR
;
3651 hdr
= (struct ethhdr
*)skb_push(skb
, QETH_FAKE_LL_LEN_ETH
);
3652 memcpy(hdr
->h_source
, dev
->dev_addr
, ETH_ALEN
);
3653 memcpy(hdr
->h_dest
, "FAKELL", ETH_ALEN
);
3654 if (type
!= ETH_P_802_3
)
3655 hdr
->h_proto
= htons(type
);
3657 hdr
->h_proto
= htons(len
);
3658 return QETH_FAKE_LL_LEN_ETH
;
3664 qeth_send_packet(struct qeth_card
*, struct sk_buff
*);
3667 qeth_hard_start_xmit(struct sk_buff
*skb
, struct net_device
*dev
)
3670 struct qeth_card
*card
;
3672 QETH_DBF_TEXT(trace
, 6, "hrdstxmi");
3673 card
= (struct qeth_card
*)dev
->priv
;
3675 card
->stats
.tx_dropped
++;
3676 card
->stats
.tx_errors
++;
3677 /* return OK; otherwise ksoftirqd goes to 100% */
3678 return NETDEV_TX_OK
;
3680 if ((card
->state
!= CARD_STATE_UP
) || !card
->lan_online
) {
3681 card
->stats
.tx_dropped
++;
3682 card
->stats
.tx_errors
++;
3683 card
->stats
.tx_carrier_errors
++;
3684 dev_kfree_skb_any(skb
);
3685 /* return OK; otherwise ksoftirqd goes to 100% */
3686 return NETDEV_TX_OK
;
3688 #ifdef CONFIG_QETH_PERF_STATS
3689 card
->perf_stats
.outbound_cnt
++;
3690 card
->perf_stats
.outbound_start_time
= qeth_get_micros();
3692 netif_stop_queue(dev
);
3693 if ((rc
= qeth_send_packet(card
, skb
))) {
3695 return NETDEV_TX_BUSY
;
3697 card
->stats
.tx_errors
++;
3698 card
->stats
.tx_dropped
++;
3699 dev_kfree_skb_any(skb
);
3700 /*set to OK; otherwise ksoftirqd goes to 100% */
3704 netif_wake_queue(dev
);
3705 #ifdef CONFIG_QETH_PERF_STATS
3706 card
->perf_stats
.outbound_time
+= qeth_get_micros() -
3707 card
->perf_stats
.outbound_start_time
;
3713 qeth_verify_vlan_dev(struct net_device
*dev
, struct qeth_card
*card
)
3716 #ifdef CONFIG_QETH_VLAN
3717 struct vlan_group
*vg
;
3720 if (!(vg
= card
->vlangrp
))
3723 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++){
3724 if (vg
->vlan_devices
[i
] == dev
){
3725 rc
= QETH_VLAN_CARD
;
3729 if (rc
&& !(VLAN_DEV_INFO(dev
)->real_dev
->priv
== (void *)card
))
3737 qeth_verify_dev(struct net_device
*dev
)
3739 struct qeth_card
*card
;
3740 unsigned long flags
;
3743 read_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
3744 list_for_each_entry(card
, &qeth_card_list
.list
, list
){
3745 if (card
->dev
== dev
){
3746 rc
= QETH_REAL_CARD
;
3749 rc
= qeth_verify_vlan_dev(dev
, card
);
3753 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
3758 static struct qeth_card
*
3759 qeth_get_card_from_dev(struct net_device
*dev
)
3761 struct qeth_card
*card
= NULL
;
3764 rc
= qeth_verify_dev(dev
);
3765 if (rc
== QETH_REAL_CARD
)
3766 card
= (struct qeth_card
*)dev
->priv
;
3767 else if (rc
== QETH_VLAN_CARD
)
3768 card
= (struct qeth_card
*)
3769 VLAN_DEV_INFO(dev
)->real_dev
->priv
;
3771 QETH_DBF_TEXT_(trace
, 4, "%d", rc
);
3776 qeth_tx_timeout(struct net_device
*dev
)
3778 struct qeth_card
*card
;
3780 card
= (struct qeth_card
*) dev
->priv
;
3781 card
->stats
.tx_errors
++;
3782 qeth_schedule_recovery(card
);
3786 qeth_open(struct net_device
*dev
)
3788 struct qeth_card
*card
;
3790 QETH_DBF_TEXT(trace
, 4, "qethopen");
3792 card
= (struct qeth_card
*) dev
->priv
;
3794 if (card
->state
!= CARD_STATE_SOFTSETUP
)
3797 if ( (card
->info
.type
!= QETH_CARD_TYPE_OSN
) &&
3798 (card
->options
.layer2
) &&
3799 (!(card
->info
.mac_bits
& QETH_LAYER2_MAC_REGISTERED
))) {
3800 QETH_DBF_TEXT(trace
,4,"nomacadr");
3803 card
->dev
->flags
|= IFF_UP
;
3804 netif_start_queue(dev
);
3805 card
->data
.state
= CH_STATE_UP
;
3806 card
->state
= CARD_STATE_UP
;
3808 if (!card
->lan_online
&& netif_carrier_ok(dev
))
3809 netif_carrier_off(dev
);
3814 qeth_stop(struct net_device
*dev
)
3816 struct qeth_card
*card
;
3818 QETH_DBF_TEXT(trace
, 4, "qethstop");
3820 card
= (struct qeth_card
*) dev
->priv
;
3822 netif_stop_queue(dev
);
3823 card
->dev
->flags
&= ~IFF_UP
;
3824 if (card
->state
== CARD_STATE_UP
)
3825 card
->state
= CARD_STATE_SOFTSETUP
;
3830 qeth_get_cast_type(struct qeth_card
*card
, struct sk_buff
*skb
)
3832 int cast_type
= RTN_UNSPEC
;
3834 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
3837 if (skb
->dst
&& skb
->dst
->neighbour
){
3838 cast_type
= skb
->dst
->neighbour
->type
;
3839 if ((cast_type
== RTN_BROADCAST
) ||
3840 (cast_type
== RTN_MULTICAST
) ||
3841 (cast_type
== RTN_ANYCAST
))
3846 /* try something else */
3847 if (skb
->protocol
== ETH_P_IPV6
)
3848 return (skb
->nh
.raw
[24] == 0xff) ? RTN_MULTICAST
: 0;
3849 else if (skb
->protocol
== ETH_P_IP
)
3850 return ((skb
->nh
.raw
[16] & 0xf0) == 0xe0) ? RTN_MULTICAST
: 0;
3852 if (!memcmp(skb
->data
, skb
->dev
->broadcast
, 6))
3853 return RTN_BROADCAST
;
3857 hdr_mac
= *((u16
*)skb
->data
);
3859 switch (card
->info
.link_type
) {
3860 case QETH_LINK_TYPE_HSTR
:
3861 case QETH_LINK_TYPE_LANE_TR
:
3862 if ((hdr_mac
== QETH_TR_MAC_NC
) ||
3863 (hdr_mac
== QETH_TR_MAC_C
))
3864 return RTN_MULTICAST
;
3865 /* eth or so multicast? */
3867 if ((hdr_mac
== QETH_ETH_MAC_V4
) ||
3868 (hdr_mac
== QETH_ETH_MAC_V6
))
3869 return RTN_MULTICAST
;
3876 qeth_get_priority_queue(struct qeth_card
*card
, struct sk_buff
*skb
,
3877 int ipv
, int cast_type
)
3879 if (!ipv
&& (card
->info
.type
== QETH_CARD_TYPE_OSAE
))
3880 return card
->qdio
.default_out_queue
;
3881 switch (card
->qdio
.no_out_queues
) {
3883 if (cast_type
&& card
->info
.is_multicast_different
)
3884 return card
->info
.is_multicast_different
&
3885 (card
->qdio
.no_out_queues
- 1);
3886 if (card
->qdio
.do_prio_queueing
&& (ipv
== 4)) {
3887 if (card
->qdio
.do_prio_queueing
==QETH_PRIO_Q_ING_TOS
){
3888 if (skb
->nh
.iph
->tos
& IP_TOS_NOTIMPORTANT
)
3890 if (skb
->nh
.iph
->tos
& IP_TOS_HIGHRELIABILITY
)
3892 if (skb
->nh
.iph
->tos
& IP_TOS_HIGHTHROUGHPUT
)
3894 if (skb
->nh
.iph
->tos
& IP_TOS_LOWDELAY
)
3897 if (card
->qdio
.do_prio_queueing
==QETH_PRIO_Q_ING_PREC
)
3898 return 3 - (skb
->nh
.iph
->tos
>> 6);
3899 } else if (card
->qdio
.do_prio_queueing
&& (ipv
== 6)) {
3902 return card
->qdio
.default_out_queue
;
3903 case 1: /* fallthrough for single-out-queue 1920-device */
3905 return card
->qdio
.default_out_queue
;
3910 qeth_get_ip_version(struct sk_buff
*skb
)
3912 switch (skb
->protocol
) {
3923 qeth_prepare_skb(struct qeth_card
*card
, struct sk_buff
**skb
,
3924 struct qeth_hdr
**hdr
, int ipv
)
3927 #ifdef CONFIG_QETH_VLAN
3931 QETH_DBF_TEXT(trace
, 6, "prepskb");
3932 if (card
->info
.type
== QETH_CARD_TYPE_OSN
) {
3933 *hdr
= (struct qeth_hdr
*)(*skb
)->data
;
3936 rc
= qeth_realloc_headroom(card
, skb
, sizeof(struct qeth_hdr
));
3939 #ifdef CONFIG_QETH_VLAN
3940 if (card
->vlangrp
&& vlan_tx_tag_present(*skb
) &&
3941 ((ipv
== 6) || card
->options
.layer2
) ) {
3943 * Move the mac addresses (6 bytes src, 6 bytes dest)
3944 * to the beginning of the new header. We are using three
3945 * memcpys instead of one memmove to save cycles.
3947 skb_push(*skb
, VLAN_HLEN
);
3948 memcpy((*skb
)->data
, (*skb
)->data
+ 4, 4);
3949 memcpy((*skb
)->data
+ 4, (*skb
)->data
+ 8, 4);
3950 memcpy((*skb
)->data
+ 8, (*skb
)->data
+ 12, 4);
3951 tag
= (u16
*)((*skb
)->data
+ 12);
3953 * first two bytes = ETH_P_8021Q (0x8100)
3954 * second two bytes = VLANID
3956 *tag
= __constant_htons(ETH_P_8021Q
);
3957 *(tag
+ 1) = htons(vlan_tx_tag_get(*skb
));
3960 *hdr
= (struct qeth_hdr
*)
3961 qeth_push_skb(card
, skb
, sizeof(struct qeth_hdr
));
3968 qeth_get_qeth_hdr_flags4(int cast_type
)
3970 if (cast_type
== RTN_MULTICAST
)
3971 return QETH_CAST_MULTICAST
;
3972 if (cast_type
== RTN_BROADCAST
)
3973 return QETH_CAST_BROADCAST
;
3974 return QETH_CAST_UNICAST
;
3978 qeth_get_qeth_hdr_flags6(int cast_type
)
3980 u8 ct
= QETH_HDR_PASSTHRU
| QETH_HDR_IPV6
;
3981 if (cast_type
== RTN_MULTICAST
)
3982 return ct
| QETH_CAST_MULTICAST
;
3983 if (cast_type
== RTN_ANYCAST
)
3984 return ct
| QETH_CAST_ANYCAST
;
3985 if (cast_type
== RTN_BROADCAST
)
3986 return ct
| QETH_CAST_BROADCAST
;
3987 return ct
| QETH_CAST_UNICAST
;
3991 qeth_layer2_get_packet_type(struct qeth_card
*card
, struct qeth_hdr
*hdr
,
3992 struct sk_buff
*skb
)
3996 if (!memcmp(skb
->data
+QETH_HEADER_SIZE
,
3997 skb
->dev
->broadcast
,6)) { /* broadcast? */
3998 *(__u32
*)hdr
->hdr
.l2
.flags
|=
3999 QETH_LAYER2_FLAG_BROADCAST
<< 8;
4002 hdr_mac
=*((__u16
*)skb
->data
);
4004 switch (card
->info
.link_type
) {
4005 case QETH_LINK_TYPE_HSTR
:
4006 case QETH_LINK_TYPE_LANE_TR
:
4007 if ((hdr_mac
== QETH_TR_MAC_NC
) ||
4008 (hdr_mac
== QETH_TR_MAC_C
) )
4009 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4010 QETH_LAYER2_FLAG_MULTICAST
<< 8;
4012 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4013 QETH_LAYER2_FLAG_UNICAST
<< 8;
4015 /* eth or so multicast? */
4017 if ( (hdr_mac
==QETH_ETH_MAC_V4
) ||
4018 (hdr_mac
==QETH_ETH_MAC_V6
) )
4019 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4020 QETH_LAYER2_FLAG_MULTICAST
<< 8;
4022 *(__u32
*)hdr
->hdr
.l2
.flags
|=
4023 QETH_LAYER2_FLAG_UNICAST
<< 8;
4028 qeth_layer2_fill_header(struct qeth_card
*card
, struct qeth_hdr
*hdr
,
4029 struct sk_buff
*skb
, int cast_type
)
4031 memset(hdr
, 0, sizeof(struct qeth_hdr
));
4032 hdr
->hdr
.l2
.id
= QETH_HEADER_TYPE_LAYER2
;
4034 /* set byte 0 to "0x02" and byte 3 to casting flags */
4035 if (cast_type
==RTN_MULTICAST
)
4036 *(__u32
*)hdr
->hdr
.l2
.flags
|= QETH_LAYER2_FLAG_MULTICAST
<< 8;
4037 else if (cast_type
==RTN_BROADCAST
)
4038 *(__u32
*)hdr
->hdr
.l2
.flags
|= QETH_LAYER2_FLAG_BROADCAST
<< 8;
4040 qeth_layer2_get_packet_type(card
, hdr
, skb
);
4042 hdr
->hdr
.l2
.pkt_length
= skb
->len
-QETH_HEADER_SIZE
;
4043 #ifdef CONFIG_QETH_VLAN
4044 /* VSWITCH relies on the VLAN
4045 * information to be present in
4046 * the QDIO header */
4047 if ((card
->vlangrp
!= NULL
) &&
4048 vlan_tx_tag_present(skb
)) {
4049 *(__u32
*)hdr
->hdr
.l2
.flags
|= QETH_LAYER2_FLAG_VLAN
<< 8;
4050 hdr
->hdr
.l2
.vlan_id
= vlan_tx_tag_get(skb
);
4056 qeth_fill_header(struct qeth_card
*card
, struct qeth_hdr
*hdr
,
4057 struct sk_buff
*skb
, int ipv
, int cast_type
)
4059 QETH_DBF_TEXT(trace
, 6, "fillhdr");
4061 memset(hdr
, 0, sizeof(struct qeth_hdr
));
4062 if (card
->options
.layer2
) {
4063 qeth_layer2_fill_header(card
, hdr
, skb
, cast_type
);
4066 hdr
->hdr
.l3
.id
= QETH_HEADER_TYPE_LAYER3
;
4067 hdr
->hdr
.l3
.ext_flags
= 0;
4068 #ifdef CONFIG_QETH_VLAN
4070 * before we're going to overwrite this location with next hop ip.
4071 * v6 uses passthrough, v4 sets the tag in the QDIO header.
4073 if (card
->vlangrp
&& vlan_tx_tag_present(skb
)) {
4074 hdr
->hdr
.l3
.ext_flags
= (ipv
== 4) ?
4075 QETH_HDR_EXT_VLAN_FRAME
:
4076 QETH_HDR_EXT_INCLUDE_VLAN_TAG
;
4077 hdr
->hdr
.l3
.vlan_id
= vlan_tx_tag_get(skb
);
4079 #endif /* CONFIG_QETH_VLAN */
4080 hdr
->hdr
.l3
.length
= skb
->len
- sizeof(struct qeth_hdr
);
4081 if (ipv
== 4) { /* IPv4 */
4082 hdr
->hdr
.l3
.flags
= qeth_get_qeth_hdr_flags4(cast_type
);
4083 memset(hdr
->hdr
.l3
.dest_addr
, 0, 12);
4084 if ((skb
->dst
) && (skb
->dst
->neighbour
)) {
4085 *((u32
*) (&hdr
->hdr
.l3
.dest_addr
[12])) =
4086 *((u32
*) skb
->dst
->neighbour
->primary_key
);
4088 /* fill in destination address used in ip header */
4089 *((u32
*) (&hdr
->hdr
.l3
.dest_addr
[12])) = skb
->nh
.iph
->daddr
;
4091 } else if (ipv
== 6) { /* IPv6 or passthru */
4092 hdr
->hdr
.l3
.flags
= qeth_get_qeth_hdr_flags6(cast_type
);
4093 if ((skb
->dst
) && (skb
->dst
->neighbour
)) {
4094 memcpy(hdr
->hdr
.l3
.dest_addr
,
4095 skb
->dst
->neighbour
->primary_key
, 16);
4097 /* fill in destination address used in ip header */
4098 memcpy(hdr
->hdr
.l3
.dest_addr
, &skb
->nh
.ipv6h
->daddr
, 16);
4100 } else { /* passthrough */
4101 if((skb
->dev
->type
== ARPHRD_IEEE802_TR
) &&
4102 !memcmp(skb
->data
+ sizeof(struct qeth_hdr
) +
4103 sizeof(__u16
), skb
->dev
->broadcast
, 6)) {
4104 hdr
->hdr
.l3
.flags
= QETH_CAST_BROADCAST
|
4106 } else if (!memcmp(skb
->data
+ sizeof(struct qeth_hdr
),
4107 skb
->dev
->broadcast
, 6)) { /* broadcast? */
4108 hdr
->hdr
.l3
.flags
= QETH_CAST_BROADCAST
|
4111 hdr
->hdr
.l3
.flags
= (cast_type
== RTN_MULTICAST
) ?
4112 QETH_CAST_MULTICAST
| QETH_HDR_PASSTHRU
:
4113 QETH_CAST_UNICAST
| QETH_HDR_PASSTHRU
;
4119 __qeth_fill_buffer(struct sk_buff
*skb
, struct qdio_buffer
*buffer
,
4120 int is_tso
, int *next_element_to_fill
)
4122 int length
= skb
->len
;
4128 element
= *next_element_to_fill
;
4130 first_lap
= (is_tso
== 0 ? 1 : 0);
4132 while (length
> 0) {
4133 /* length_here is the remaining amount of data in this page */
4134 length_here
= PAGE_SIZE
- ((unsigned long) data
% PAGE_SIZE
);
4135 if (length
< length_here
)
4136 length_here
= length
;
4138 buffer
->element
[element
].addr
= data
;
4139 buffer
->element
[element
].length
= length_here
;
4140 length
-= length_here
;
4143 buffer
->element
[element
].flags
= 0;
4145 buffer
->element
[element
].flags
=
4146 SBAL_FLAGS_LAST_FRAG
;
4149 buffer
->element
[element
].flags
=
4150 SBAL_FLAGS_FIRST_FRAG
;
4152 buffer
->element
[element
].flags
=
4153 SBAL_FLAGS_MIDDLE_FRAG
;
4155 data
+= length_here
;
4159 *next_element_to_fill
= element
;
4163 qeth_fill_buffer(struct qeth_qdio_out_q
*queue
,
4164 struct qeth_qdio_out_buffer
*buf
,
4165 struct sk_buff
*skb
)
4167 struct qdio_buffer
*buffer
;
4168 struct qeth_hdr_tso
*hdr
;
4169 int flush_cnt
= 0, hdr_len
, large_send
= 0;
4171 QETH_DBF_TEXT(trace
, 6, "qdfillbf");
4173 buffer
= buf
->buffer
;
4174 atomic_inc(&skb
->users
);
4175 skb_queue_tail(&buf
->skb_list
, skb
);
4177 hdr
= (struct qeth_hdr_tso
*) skb
->data
;
4178 /*check first on TSO ....*/
4179 if (hdr
->hdr
.hdr
.l3
.id
== QETH_HEADER_TYPE_TSO
) {
4180 int element
= buf
->next_element_to_fill
;
4182 hdr_len
= sizeof(struct qeth_hdr_tso
) + hdr
->ext
.dg_hdr_len
;
4183 /*fill first buffer entry only with header information */
4184 buffer
->element
[element
].addr
= skb
->data
;
4185 buffer
->element
[element
].length
= hdr_len
;
4186 buffer
->element
[element
].flags
= SBAL_FLAGS_FIRST_FRAG
;
4187 buf
->next_element_to_fill
++;
4188 skb
->data
+= hdr_len
;
4189 skb
->len
-= hdr_len
;
4192 if (skb_shinfo(skb
)->nr_frags
== 0)
4193 __qeth_fill_buffer(skb
, buffer
, large_send
,
4194 (int *)&buf
->next_element_to_fill
);
4196 __qeth_fill_buffer_frag(skb
, buffer
, large_send
,
4197 (int *)&buf
->next_element_to_fill
);
4199 if (!queue
->do_pack
) {
4200 QETH_DBF_TEXT(trace
, 6, "fillbfnp");
4201 /* set state to PRIMED -> will be flushed */
4202 atomic_set(&buf
->state
, QETH_QDIO_BUF_PRIMED
);
4205 QETH_DBF_TEXT(trace
, 6, "fillbfpa");
4206 #ifdef CONFIG_QETH_PERF_STATS
4207 queue
->card
->perf_stats
.skbs_sent_pack
++;
4209 if (buf
->next_element_to_fill
>=
4210 QETH_MAX_BUFFER_ELEMENTS(queue
->card
)) {
4212 * packed buffer if full -> set state PRIMED
4213 * -> will be flushed
4215 atomic_set(&buf
->state
, QETH_QDIO_BUF_PRIMED
);
4223 qeth_do_send_packet_fast(struct qeth_card
*card
, struct qeth_qdio_out_q
*queue
,
4224 struct sk_buff
*skb
, struct qeth_hdr
*hdr
,
4225 int elements_needed
,
4226 struct qeth_eddp_context
*ctx
)
4228 struct qeth_qdio_out_buffer
*buffer
;
4229 int buffers_needed
= 0;
4233 QETH_DBF_TEXT(trace
, 6, "dosndpfa");
4235 /* spin until we get the queue ... */
4236 while (atomic_cmpxchg(&queue
->state
, QETH_OUT_Q_UNLOCKED
,
4237 QETH_OUT_Q_LOCKED
) != QETH_OUT_Q_UNLOCKED
);
4238 /* ... now we've got the queue */
4239 index
= queue
->next_buf_to_fill
;
4240 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
4242 * check if buffer is empty to make sure that we do not 'overtake'
4243 * ourselves and try to fill a buffer that is already primed
4245 if (atomic_read(&buffer
->state
) != QETH_QDIO_BUF_EMPTY
) {
4246 card
->stats
.tx_dropped
++;
4247 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4251 queue
->next_buf_to_fill
= (queue
->next_buf_to_fill
+ 1) %
4252 QDIO_MAX_BUFFERS_PER_Q
;
4254 buffers_needed
= qeth_eddp_check_buffers_for_context(queue
,ctx
);
4255 if (buffers_needed
< 0) {
4256 card
->stats
.tx_dropped
++;
4257 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4260 queue
->next_buf_to_fill
=
4261 (queue
->next_buf_to_fill
+ buffers_needed
) %
4262 QDIO_MAX_BUFFERS_PER_Q
;
4264 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4266 qeth_fill_buffer(queue
, buffer
, skb
);
4267 qeth_flush_buffers(queue
, 0, index
, 1);
4269 flush_cnt
= qeth_eddp_fill_buffer(queue
, ctx
, index
);
4270 WARN_ON(buffers_needed
!= flush_cnt
);
4271 qeth_flush_buffers(queue
, 0, index
, flush_cnt
);
4277 qeth_do_send_packet(struct qeth_card
*card
, struct qeth_qdio_out_q
*queue
,
4278 struct sk_buff
*skb
, struct qeth_hdr
*hdr
,
4279 int elements_needed
, struct qeth_eddp_context
*ctx
)
4281 struct qeth_qdio_out_buffer
*buffer
;
4283 int flush_count
= 0;
4288 QETH_DBF_TEXT(trace
, 6, "dosndpkt");
4290 /* spin until we get the queue ... */
4291 while (atomic_cmpxchg(&queue
->state
, QETH_OUT_Q_UNLOCKED
,
4292 QETH_OUT_Q_LOCKED
) != QETH_OUT_Q_UNLOCKED
);
4293 start_index
= queue
->next_buf_to_fill
;
4294 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
4296 * check if buffer is empty to make sure that we do not 'overtake'
4297 * ourselves and try to fill a buffer that is already primed
4299 if (atomic_read(&buffer
->state
) != QETH_QDIO_BUF_EMPTY
){
4300 card
->stats
.tx_dropped
++;
4301 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4304 /* check if we need to switch packing state of this queue */
4305 qeth_switch_to_packing_if_needed(queue
);
4306 if (queue
->do_pack
){
4309 /* does packet fit in current buffer? */
4310 if((QETH_MAX_BUFFER_ELEMENTS(card
) -
4311 buffer
->next_element_to_fill
) < elements_needed
){
4312 /* ... no -> set state PRIMED */
4313 atomic_set(&buffer
->state
,QETH_QDIO_BUF_PRIMED
);
4315 queue
->next_buf_to_fill
=
4316 (queue
->next_buf_to_fill
+ 1) %
4317 QDIO_MAX_BUFFERS_PER_Q
;
4318 buffer
= &queue
->bufs
[queue
->next_buf_to_fill
];
4319 /* we did a step forward, so check buffer state
4321 if (atomic_read(&buffer
->state
) !=
4322 QETH_QDIO_BUF_EMPTY
){
4323 card
->stats
.tx_dropped
++;
4324 qeth_flush_buffers(queue
, 0, start_index
, flush_count
);
4325 atomic_set(&queue
->state
, QETH_OUT_Q_UNLOCKED
);
4330 /* check if we have enough elements (including following
4331 * free buffers) to handle eddp context */
4332 if (qeth_eddp_check_buffers_for_context(queue
,ctx
) < 0){
4333 printk("eddp tx_dropped 1\n");
4334 card
->stats
.tx_dropped
++;
4341 tmp
= qeth_fill_buffer(queue
, buffer
, skb
);
4343 tmp
= qeth_eddp_fill_buffer(queue
,ctx
,queue
->next_buf_to_fill
);
4345 printk("eddp tx_dropped 2\n");
4346 card
->stats
.tx_dropped
++;
4351 queue
->next_buf_to_fill
= (queue
->next_buf_to_fill
+ tmp
) %
4352 QDIO_MAX_BUFFERS_PER_Q
;
4356 qeth_flush_buffers(queue
, 0, start_index
, flush_count
);
4357 else if (!atomic_read(&queue
->set_pci_flags_count
))
4358 atomic_swap(&queue
->state
, QETH_OUT_Q_LOCKED_FLUSH
);
4360 * queue->state will go from LOCKED -> UNLOCKED or from
4361 * LOCKED_FLUSH -> LOCKED if output_handler wanted to 'notify' us
4362 * (switch packing state or flush buffer to get another pci flag out).
4363 * In that case we will enter this loop
4365 while (atomic_dec_return(&queue
->state
)){
4367 start_index
= queue
->next_buf_to_fill
;
4368 /* check if we can go back to non-packing state */
4369 flush_count
+= qeth_switch_to_nonpacking_if_needed(queue
);
4371 * check if we need to flush a packing buffer to get a pci
4372 * flag out on the queue
4374 if (!flush_count
&& !atomic_read(&queue
->set_pci_flags_count
))
4375 flush_count
+= qeth_flush_buffers_on_no_pci(queue
);
4377 qeth_flush_buffers(queue
, 0, start_index
, flush_count
);
4379 /* at this point the queue is UNLOCKED again */
4380 #ifdef CONFIG_QETH_PERF_STATS
4382 queue
->card
->perf_stats
.bufs_sent_pack
+= flush_count
;
4383 #endif /* CONFIG_QETH_PERF_STATS */
4389 qeth_get_elements_no(struct qeth_card
*card
, void *hdr
,
4390 struct sk_buff
*skb
, int elems
)
4392 int elements_needed
= 0;
4394 if (skb_shinfo(skb
)->nr_frags
> 0) {
4395 elements_needed
= (skb_shinfo(skb
)->nr_frags
+ 1);
4397 if (elements_needed
== 0 )
4398 elements_needed
= 1 + (((((unsigned long) hdr
) % PAGE_SIZE
)
4399 + skb
->len
) >> PAGE_SHIFT
);
4400 if ((elements_needed
+ elems
) > QETH_MAX_BUFFER_ELEMENTS(card
)){
4401 PRINT_ERR("qeth_do_send_packet: invalid size of "
4402 "IP packet (Number=%d / Length=%d). Discarded.\n",
4403 (elements_needed
+elems
), skb
->len
);
4406 return elements_needed
;
4410 qeth_send_packet(struct qeth_card
*card
, struct sk_buff
*skb
)
4414 struct qeth_qdio_out_q
*queue
;
4415 struct qeth_hdr
*hdr
= NULL
;
4416 int elements_needed
= 0;
4417 enum qeth_large_send_types large_send
= QETH_LARGE_SEND_NO
;
4418 struct qeth_eddp_context
*ctx
= NULL
;
4421 QETH_DBF_TEXT(trace
, 6, "sendpkt");
4423 if (!card
->options
.layer2
) {
4424 ipv
= qeth_get_ip_version(skb
);
4425 if ((card
->dev
->hard_header
== qeth_fake_header
) && ipv
) {
4426 if ((skb
= qeth_pskb_unshare(skb
,GFP_ATOMIC
)) == NULL
) {
4427 card
->stats
.tx_dropped
++;
4428 dev_kfree_skb_irq(skb
);
4431 if(card
->dev
->type
== ARPHRD_IEEE802_TR
){
4432 skb_pull(skb
, QETH_FAKE_LL_LEN_TR
);
4434 skb_pull(skb
, QETH_FAKE_LL_LEN_ETH
);
4438 if ((card
->info
.type
== QETH_CARD_TYPE_OSN
) &&
4439 (skb
->protocol
== htons(ETH_P_IPV6
))) {
4440 dev_kfree_skb_any(skb
);
4443 cast_type
= qeth_get_cast_type(card
, skb
);
4444 if ((cast_type
== RTN_BROADCAST
) &&
4445 (card
->info
.broadcast_capable
== 0)){
4446 card
->stats
.tx_dropped
++;
4447 card
->stats
.tx_errors
++;
4448 dev_kfree_skb_any(skb
);
4449 return NETDEV_TX_OK
;
4451 queue
= card
->qdio
.out_qs
4452 [qeth_get_priority_queue(card
, skb
, ipv
, cast_type
)];
4454 if (skb_shinfo(skb
)->tso_size
)
4455 large_send
= card
->options
.large_send
;
4457 /*are we able to do TSO ? If so ,prepare and send it from here */
4458 if ((large_send
== QETH_LARGE_SEND_TSO
) &&
4459 (cast_type
== RTN_UNSPEC
)) {
4460 rc
= qeth_tso_prepare_packet(card
, skb
, ipv
, cast_type
);
4462 card
->stats
.tx_dropped
++;
4463 card
->stats
.tx_errors
++;
4464 dev_kfree_skb_any(skb
);
4465 return NETDEV_TX_OK
;
4469 if ((rc
= qeth_prepare_skb(card
, &skb
, &hdr
, ipv
))) {
4470 QETH_DBF_TEXT_(trace
, 4, "pskbe%d", rc
);
4473 if (card
->info
.type
!= QETH_CARD_TYPE_OSN
)
4474 qeth_fill_header(card
, hdr
, skb
, ipv
, cast_type
);
4477 if (large_send
== QETH_LARGE_SEND_EDDP
) {
4478 ctx
= qeth_eddp_create_context(card
, skb
, hdr
);
4480 PRINT_WARN("could not create eddp context\n");
4484 int elems
= qeth_get_elements_no(card
,(void*) hdr
, skb
,
4488 elements_needed
+= elems
;
4491 if (card
->info
.type
!= QETH_CARD_TYPE_IQD
)
4492 rc
= qeth_do_send_packet(card
, queue
, skb
, hdr
,
4493 elements_needed
, ctx
);
4495 rc
= qeth_do_send_packet_fast(card
, queue
, skb
, hdr
,
4496 elements_needed
, ctx
);
4498 card
->stats
.tx_packets
++;
4499 card
->stats
.tx_bytes
+= skb
->len
;
4500 #ifdef CONFIG_QETH_PERF_STATS
4501 if (skb_shinfo(skb
)->tso_size
&&
4502 !(large_send
== QETH_LARGE_SEND_NO
)) {
4503 card
->perf_stats
.large_send_bytes
+= skb
->len
;
4504 card
->perf_stats
.large_send_cnt
++;
4506 if (skb_shinfo(skb
)->nr_frags
> 0){
4507 card
->perf_stats
.sg_skbs_sent
++;
4508 /* nr_frags + skb->data */
4509 card
->perf_stats
.sg_frags_sent
+=
4510 skb_shinfo(skb
)->nr_frags
+ 1;
4512 #endif /* CONFIG_QETH_PERF_STATS */
4515 /* drop creator's reference */
4516 qeth_eddp_put_context(ctx
);
4517 /* free skb; it's not referenced by a buffer */
4519 dev_kfree_skb_any(skb
);
4526 qeth_mdio_read(struct net_device
*dev
, int phy_id
, int regnum
)
4528 struct qeth_card
*card
= (struct qeth_card
*) dev
->priv
;
4532 case MII_BMCR
: /* Basic mode control register */
4534 if ((card
->info
.link_type
!= QETH_LINK_TYPE_GBIT_ETH
)&&
4535 (card
->info
.link_type
!= QETH_LINK_TYPE_OSN
) &&
4536 (card
->info
.link_type
!= QETH_LINK_TYPE_10GBIT_ETH
))
4537 rc
|= BMCR_SPEED100
;
4539 case MII_BMSR
: /* Basic mode status register */
4540 rc
= BMSR_ERCAP
| BMSR_ANEGCOMPLETE
| BMSR_LSTATUS
|
4541 BMSR_10HALF
| BMSR_10FULL
| BMSR_100HALF
| BMSR_100FULL
|
4544 case MII_PHYSID1
: /* PHYS ID 1 */
4545 rc
= (dev
->dev_addr
[0] << 16) | (dev
->dev_addr
[1] << 8) |
4547 rc
= (rc
>> 5) & 0xFFFF;
4549 case MII_PHYSID2
: /* PHYS ID 2 */
4550 rc
= (dev
->dev_addr
[2] << 10) & 0xFFFF;
4552 case MII_ADVERTISE
: /* Advertisement control reg */
4555 case MII_LPA
: /* Link partner ability reg */
4556 rc
= LPA_10HALF
| LPA_10FULL
| LPA_100HALF
| LPA_100FULL
|
4557 LPA_100BASE4
| LPA_LPACK
;
4559 case MII_EXPANSION
: /* Expansion register */
4561 case MII_DCOUNTER
: /* disconnect counter */
4563 case MII_FCSCOUNTER
: /* false carrier counter */
4565 case MII_NWAYTEST
: /* N-way auto-neg test register */
4567 case MII_RERRCOUNTER
: /* rx error counter */
4568 rc
= card
->stats
.rx_errors
;
4570 case MII_SREVISION
: /* silicon revision */
4572 case MII_RESV1
: /* reserved 1 */
4574 case MII_LBRERROR
: /* loopback, rx, bypass error */
4576 case MII_PHYADDR
: /* physical address */
4578 case MII_RESV2
: /* reserved 2 */
4580 case MII_TPISTATUS
: /* TPI status for 10mbps */
4582 case MII_NCONFIG
: /* network interface config */
4592 qeth_mdio_write(struct net_device
*dev
, int phy_id
, int regnum
, int value
)
4595 case MII_BMCR
: /* Basic mode control register */
4596 case MII_BMSR
: /* Basic mode status register */
4597 case MII_PHYSID1
: /* PHYS ID 1 */
4598 case MII_PHYSID2
: /* PHYS ID 2 */
4599 case MII_ADVERTISE
: /* Advertisement control reg */
4600 case MII_LPA
: /* Link partner ability reg */
4601 case MII_EXPANSION
: /* Expansion register */
4602 case MII_DCOUNTER
: /* disconnect counter */
4603 case MII_FCSCOUNTER
: /* false carrier counter */
4604 case MII_NWAYTEST
: /* N-way auto-neg test register */
4605 case MII_RERRCOUNTER
: /* rx error counter */
4606 case MII_SREVISION
: /* silicon revision */
4607 case MII_RESV1
: /* reserved 1 */
4608 case MII_LBRERROR
: /* loopback, rx, bypass error */
4609 case MII_PHYADDR
: /* physical address */
4610 case MII_RESV2
: /* reserved 2 */
4611 case MII_TPISTATUS
: /* TPI status for 10mbps */
4612 case MII_NCONFIG
: /* network interface config */
4618 static inline const char *
4619 qeth_arp_get_error_cause(int *rc
)
4622 case QETH_IPA_ARP_RC_FAILED
:
4624 return "operation failed";
4625 case QETH_IPA_ARP_RC_NOTSUPP
:
4627 return "operation not supported";
4628 case QETH_IPA_ARP_RC_OUT_OF_RANGE
:
4630 return "argument out of range";
4631 case QETH_IPA_ARP_RC_Q_NOTSUPP
:
4633 return "query operation not supported";
4634 case QETH_IPA_ARP_RC_Q_NO_DATA
:
4636 return "no query data available";
4638 return "unknown error";
4643 qeth_send_simple_setassparms(struct qeth_card
*, enum qeth_ipa_funcs
,
4647 qeth_arp_set_no_entries(struct qeth_card
*card
, int no_entries
)
4652 QETH_DBF_TEXT(trace
,3,"arpstnoe");
4655 * currently GuestLAN only supports the ARP assist function
4656 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_SET_NO_ENTRIES;
4657 * thus we say EOPNOTSUPP for this ARP function
4659 if (card
->info
.guestlan
)
4661 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
4662 PRINT_WARN("ARP processing not supported "
4663 "on %s!\n", QETH_CARD_IFNAME(card
));
4666 rc
= qeth_send_simple_setassparms(card
, IPA_ARP_PROCESSING
,
4667 IPA_CMD_ASS_ARP_SET_NO_ENTRIES
,
4671 PRINT_WARN("Could not set number of ARP entries on %s: "
4673 QETH_CARD_IFNAME(card
), qeth_arp_get_error_cause(&rc
),
4680 qeth_copy_arp_entries_stripped(struct qeth_arp_query_info
*qinfo
,
4681 struct qeth_arp_query_data
*qdata
,
4682 int entry_size
, int uentry_size
)
4688 entry_ptr
= (char *)&qdata
->data
;
4689 uentry_ptr
= (char *)(qinfo
->udata
+ qinfo
->udata_offset
);
4690 for (i
= 0; i
< qdata
->no_entries
; ++i
){
4691 /* strip off 32 bytes "media specific information" */
4692 memcpy(uentry_ptr
, (entry_ptr
+ 32), entry_size
- 32);
4693 entry_ptr
+= entry_size
;
4694 uentry_ptr
+= uentry_size
;
4699 qeth_arp_query_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
4702 struct qeth_ipa_cmd
*cmd
;
4703 struct qeth_arp_query_data
*qdata
;
4704 struct qeth_arp_query_info
*qinfo
;
4709 QETH_DBF_TEXT(trace
,4,"arpquecb");
4711 qinfo
= (struct qeth_arp_query_info
*) reply
->param
;
4712 cmd
= (struct qeth_ipa_cmd
*) data
;
4713 if (cmd
->hdr
.return_code
) {
4714 QETH_DBF_TEXT_(trace
,4,"qaer1%i", cmd
->hdr
.return_code
);
4717 if (cmd
->data
.setassparms
.hdr
.return_code
) {
4718 cmd
->hdr
.return_code
= cmd
->data
.setassparms
.hdr
.return_code
;
4719 QETH_DBF_TEXT_(trace
,4,"qaer2%i", cmd
->hdr
.return_code
);
4722 qdata
= &cmd
->data
.setassparms
.data
.query_arp
;
4723 switch(qdata
->reply_bits
){
4725 uentry_size
= entry_size
= sizeof(struct qeth_arp_qi_entry5
);
4726 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
)
4727 uentry_size
= sizeof(struct qeth_arp_qi_entry5_short
);
4730 /* fall through to default */
4732 /* tr is the same as eth -> entry7 */
4733 uentry_size
= entry_size
= sizeof(struct qeth_arp_qi_entry7
);
4734 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
)
4735 uentry_size
= sizeof(struct qeth_arp_qi_entry7_short
);
4738 /* check if there is enough room in userspace */
4739 if ((qinfo
->udata_len
- qinfo
->udata_offset
) <
4740 qdata
->no_entries
* uentry_size
){
4741 QETH_DBF_TEXT_(trace
, 4, "qaer3%i", -ENOMEM
);
4742 cmd
->hdr
.return_code
= -ENOMEM
;
4743 PRINT_WARN("query ARP user space buffer is too small for "
4744 "the returned number of ARP entries. "
4745 "Aborting query!\n");
4748 QETH_DBF_TEXT_(trace
, 4, "anore%i",
4749 cmd
->data
.setassparms
.hdr
.number_of_replies
);
4750 QETH_DBF_TEXT_(trace
, 4, "aseqn%i", cmd
->data
.setassparms
.hdr
.seq_no
);
4751 QETH_DBF_TEXT_(trace
, 4, "anoen%i", qdata
->no_entries
);
4753 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
) {
4754 /* strip off "media specific information" */
4755 qeth_copy_arp_entries_stripped(qinfo
, qdata
, entry_size
,
4758 /*copy entries to user buffer*/
4759 memcpy(qinfo
->udata
+ qinfo
->udata_offset
,
4760 (char *)&qdata
->data
, qdata
->no_entries
*uentry_size
);
4762 qinfo
->no_entries
+= qdata
->no_entries
;
4763 qinfo
->udata_offset
+= (qdata
->no_entries
*uentry_size
);
4764 /* check if all replies received ... */
4765 if (cmd
->data
.setassparms
.hdr
.seq_no
<
4766 cmd
->data
.setassparms
.hdr
.number_of_replies
)
4768 memcpy(qinfo
->udata
, &qinfo
->no_entries
, 4);
4769 /* keep STRIP_ENTRIES flag so the user program can distinguish
4770 * stripped entries from normal ones */
4771 if (qinfo
->mask_bits
& QETH_QARP_STRIP_ENTRIES
)
4772 qdata
->reply_bits
|= QETH_QARP_STRIP_ENTRIES
;
4773 memcpy(qinfo
->udata
+ QETH_QARP_MASK_OFFSET
,&qdata
->reply_bits
,2);
4777 memcpy(qinfo
->udata
, &i
, 4);
4782 qeth_send_ipa_arp_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
4783 int len
, int (*reply_cb
)(struct qeth_card
*,
4784 struct qeth_reply
*,
4788 QETH_DBF_TEXT(trace
,4,"sendarp");
4790 memcpy(iob
->data
, IPA_PDU_HEADER
, IPA_PDU_HEADER_SIZE
);
4791 memcpy(QETH_IPA_CMD_DEST_ADDR(iob
->data
),
4792 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
4793 return qeth_send_control_data(card
, IPA_PDU_HEADER_SIZE
+ len
, iob
,
4794 reply_cb
, reply_param
);
4798 qeth_send_ipa_snmp_cmd(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
4799 int len
, int (*reply_cb
)(struct qeth_card
*,
4800 struct qeth_reply
*,
4806 QETH_DBF_TEXT(trace
,4,"sendsnmp");
4808 memcpy(iob
->data
, IPA_PDU_HEADER
, IPA_PDU_HEADER_SIZE
);
4809 memcpy(QETH_IPA_CMD_DEST_ADDR(iob
->data
),
4810 &card
->token
.ulp_connection_r
, QETH_MPC_TOKEN_LENGTH
);
4811 /* adjust PDU length fields in IPA_PDU_HEADER */
4812 s1
= (u32
) IPA_PDU_HEADER_SIZE
+ len
;
4814 memcpy(QETH_IPA_PDU_LEN_TOTAL(iob
->data
), &s1
, 2);
4815 memcpy(QETH_IPA_PDU_LEN_PDU1(iob
->data
), &s2
, 2);
4816 memcpy(QETH_IPA_PDU_LEN_PDU2(iob
->data
), &s2
, 2);
4817 memcpy(QETH_IPA_PDU_LEN_PDU3(iob
->data
), &s2
, 2);
4818 return qeth_send_control_data(card
, IPA_PDU_HEADER_SIZE
+ len
, iob
,
4819 reply_cb
, reply_param
);
4822 static struct qeth_cmd_buffer
*
4823 qeth_get_setassparms_cmd(struct qeth_card
*, enum qeth_ipa_funcs
,
4824 __u16
, __u16
, enum qeth_prot_versions
);
4826 qeth_arp_query(struct qeth_card
*card
, char *udata
)
4828 struct qeth_cmd_buffer
*iob
;
4829 struct qeth_arp_query_info qinfo
= {0, };
4833 QETH_DBF_TEXT(trace
,3,"arpquery");
4835 if (!qeth_is_supported(card
,/*IPA_QUERY_ARP_ADDR_INFO*/
4836 IPA_ARP_PROCESSING
)) {
4837 PRINT_WARN("ARP processing not supported "
4838 "on %s!\n", QETH_CARD_IFNAME(card
));
4841 /* get size of userspace buffer and mask_bits -> 6 bytes */
4842 if (copy_from_user(&qinfo
, udata
, 6))
4844 if (!(qinfo
.udata
= kmalloc(qinfo
.udata_len
, GFP_KERNEL
)))
4846 memset(qinfo
.udata
, 0, qinfo
.udata_len
);
4847 qinfo
.udata_offset
= QETH_QARP_ENTRIES_OFFSET
;
4848 iob
= qeth_get_setassparms_cmd(card
, IPA_ARP_PROCESSING
,
4849 IPA_CMD_ASS_ARP_QUERY_INFO
,
4850 sizeof(int),QETH_PROT_IPV4
);
4852 rc
= qeth_send_ipa_arp_cmd(card
, iob
,
4853 QETH_SETASS_BASE_LEN
+QETH_ARP_CMD_LEN
,
4854 qeth_arp_query_cb
, (void *)&qinfo
);
4857 PRINT_WARN("Error while querying ARP cache on %s: %s "
4859 QETH_CARD_IFNAME(card
), qeth_arp_get_error_cause(&rc
),
4861 copy_to_user(udata
, qinfo
.udata
, 4);
4863 copy_to_user(udata
, qinfo
.udata
, qinfo
.udata_len
);
4870 * SNMP command callback
4873 qeth_snmp_command_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
4874 unsigned long sdata
)
4876 struct qeth_ipa_cmd
*cmd
;
4877 struct qeth_arp_query_info
*qinfo
;
4878 struct qeth_snmp_cmd
*snmp
;
4879 unsigned char *data
;
4882 QETH_DBF_TEXT(trace
,3,"snpcmdcb");
4884 cmd
= (struct qeth_ipa_cmd
*) sdata
;
4885 data
= (unsigned char *)((char *)cmd
- reply
->offset
);
4886 qinfo
= (struct qeth_arp_query_info
*) reply
->param
;
4887 snmp
= &cmd
->data
.setadapterparms
.data
.snmp
;
4889 if (cmd
->hdr
.return_code
) {
4890 QETH_DBF_TEXT_(trace
,4,"scer1%i", cmd
->hdr
.return_code
);
4893 if (cmd
->data
.setadapterparms
.hdr
.return_code
) {
4894 cmd
->hdr
.return_code
= cmd
->data
.setadapterparms
.hdr
.return_code
;
4895 QETH_DBF_TEXT_(trace
,4,"scer2%i", cmd
->hdr
.return_code
);
4898 data_len
= *((__u16
*)QETH_IPA_PDU_LEN_PDU1(data
));
4899 if (cmd
->data
.setadapterparms
.hdr
.seq_no
== 1)
4900 data_len
-= (__u16
)((char *)&snmp
->data
- (char *)cmd
);
4902 data_len
-= (__u16
)((char*)&snmp
->request
- (char *)cmd
);
4904 /* check if there is enough room in userspace */
4905 if ((qinfo
->udata_len
- qinfo
->udata_offset
) < data_len
) {
4906 QETH_DBF_TEXT_(trace
, 4, "scer3%i", -ENOMEM
);
4907 cmd
->hdr
.return_code
= -ENOMEM
;
4910 QETH_DBF_TEXT_(trace
, 4, "snore%i",
4911 cmd
->data
.setadapterparms
.hdr
.used_total
);
4912 QETH_DBF_TEXT_(trace
, 4, "sseqn%i", cmd
->data
.setadapterparms
.hdr
.seq_no
);
4913 /*copy entries to user buffer*/
4914 if (cmd
->data
.setadapterparms
.hdr
.seq_no
== 1) {
4915 memcpy(qinfo
->udata
+ qinfo
->udata_offset
,
4917 data_len
+ offsetof(struct qeth_snmp_cmd
,data
));
4918 qinfo
->udata_offset
+= offsetof(struct qeth_snmp_cmd
, data
);
4920 memcpy(qinfo
->udata
+ qinfo
->udata_offset
,
4921 (char *)&snmp
->request
, data_len
);
4923 qinfo
->udata_offset
+= data_len
;
4924 /* check if all replies received ... */
4925 QETH_DBF_TEXT_(trace
, 4, "srtot%i",
4926 cmd
->data
.setadapterparms
.hdr
.used_total
);
4927 QETH_DBF_TEXT_(trace
, 4, "srseq%i",
4928 cmd
->data
.setadapterparms
.hdr
.seq_no
);
4929 if (cmd
->data
.setadapterparms
.hdr
.seq_no
<
4930 cmd
->data
.setadapterparms
.hdr
.used_total
)
4935 static struct qeth_cmd_buffer
*
4936 qeth_get_ipacmd_buffer(struct qeth_card
*, enum qeth_ipa_cmds
,
4937 enum qeth_prot_versions
);
4939 static struct qeth_cmd_buffer
*
4940 qeth_get_adapter_cmd(struct qeth_card
*card
, __u32 command
, __u32 cmdlen
)
4942 struct qeth_cmd_buffer
*iob
;
4943 struct qeth_ipa_cmd
*cmd
;
4945 iob
= qeth_get_ipacmd_buffer(card
,IPA_CMD_SETADAPTERPARMS
,
4947 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
4948 cmd
->data
.setadapterparms
.hdr
.cmdlength
= cmdlen
;
4949 cmd
->data
.setadapterparms
.hdr
.command_code
= command
;
4950 cmd
->data
.setadapterparms
.hdr
.used_total
= 1;
4951 cmd
->data
.setadapterparms
.hdr
.seq_no
= 1;
4957 * function to send SNMP commands to OSA-E card
4960 qeth_snmp_command(struct qeth_card
*card
, char *udata
)
4962 struct qeth_cmd_buffer
*iob
;
4963 struct qeth_ipa_cmd
*cmd
;
4964 struct qeth_snmp_ureq
*ureq
;
4966 struct qeth_arp_query_info qinfo
= {0, };
4969 QETH_DBF_TEXT(trace
,3,"snmpcmd");
4971 if (card
->info
.guestlan
)
4974 if ((!qeth_adp_supported(card
,IPA_SETADP_SET_SNMP_CONTROL
)) &&
4975 (!card
->options
.layer2
) ) {
4976 PRINT_WARN("SNMP Query MIBS not supported "
4977 "on %s!\n", QETH_CARD_IFNAME(card
));
4980 /* skip 4 bytes (data_len struct member) to get req_len */
4981 if (copy_from_user(&req_len
, udata
+ sizeof(int), sizeof(int)))
4983 ureq
= kmalloc(req_len
+sizeof(struct qeth_snmp_ureq_hdr
), GFP_KERNEL
);
4985 QETH_DBF_TEXT(trace
, 2, "snmpnome");
4988 if (copy_from_user(ureq
, udata
,
4989 req_len
+sizeof(struct qeth_snmp_ureq_hdr
))){
4993 qinfo
.udata_len
= ureq
->hdr
.data_len
;
4994 if (!(qinfo
.udata
= kmalloc(qinfo
.udata_len
, GFP_KERNEL
))){
4998 memset(qinfo
.udata
, 0, qinfo
.udata_len
);
4999 qinfo
.udata_offset
= sizeof(struct qeth_snmp_ureq_hdr
);
5001 iob
= qeth_get_adapter_cmd(card
, IPA_SETADP_SET_SNMP_CONTROL
,
5002 QETH_SNMP_SETADP_CMDLENGTH
+ req_len
);
5003 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
5004 memcpy(&cmd
->data
.setadapterparms
.data
.snmp
, &ureq
->cmd
, req_len
);
5005 rc
= qeth_send_ipa_snmp_cmd(card
, iob
, QETH_SETADP_BASE_LEN
+ req_len
,
5006 qeth_snmp_command_cb
, (void *)&qinfo
);
5008 PRINT_WARN("SNMP command failed on %s: (0x%x)\n",
5009 QETH_CARD_IFNAME(card
), rc
);
5011 copy_to_user(udata
, qinfo
.udata
, qinfo
.udata_len
);
5019 qeth_default_setassparms_cb(struct qeth_card
*, struct qeth_reply
*,
5023 qeth_default_setadapterparms_cb(struct qeth_card
*card
,
5024 struct qeth_reply
*reply
,
5025 unsigned long data
);
5027 qeth_send_setassparms(struct qeth_card
*, struct qeth_cmd_buffer
*,
5030 (struct qeth_card
*, struct qeth_reply
*, unsigned long),
5034 qeth_arp_add_entry(struct qeth_card
*card
, struct qeth_arp_cache_entry
*entry
)
5036 struct qeth_cmd_buffer
*iob
;
5041 QETH_DBF_TEXT(trace
,3,"arpadent");
5044 * currently GuestLAN only supports the ARP assist function
5045 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_ADD_ENTRY;
5046 * thus we say EOPNOTSUPP for this ARP function
5048 if (card
->info
.guestlan
)
5050 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
5051 PRINT_WARN("ARP processing not supported "
5052 "on %s!\n", QETH_CARD_IFNAME(card
));
5056 iob
= qeth_get_setassparms_cmd(card
, IPA_ARP_PROCESSING
,
5057 IPA_CMD_ASS_ARP_ADD_ENTRY
,
5058 sizeof(struct qeth_arp_cache_entry
),
5060 rc
= qeth_send_setassparms(card
, iob
,
5061 sizeof(struct qeth_arp_cache_entry
),
5062 (unsigned long) entry
,
5063 qeth_default_setassparms_cb
, NULL
);
5066 qeth_ipaddr4_to_string((u8
*)entry
->ipaddr
, buf
);
5067 PRINT_WARN("Could not add ARP entry for address %s on %s: "
5069 buf
, QETH_CARD_IFNAME(card
),
5070 qeth_arp_get_error_cause(&rc
), tmp
, tmp
);
5076 qeth_arp_remove_entry(struct qeth_card
*card
, struct qeth_arp_cache_entry
*entry
)
5078 struct qeth_cmd_buffer
*iob
;
5079 char buf
[16] = {0, };
5083 QETH_DBF_TEXT(trace
,3,"arprment");
5086 * currently GuestLAN only supports the ARP assist function
5087 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_REMOVE_ENTRY;
5088 * thus we say EOPNOTSUPP for this ARP function
5090 if (card
->info
.guestlan
)
5092 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
5093 PRINT_WARN("ARP processing not supported "
5094 "on %s!\n", QETH_CARD_IFNAME(card
));
5097 memcpy(buf
, entry
, 12);
5098 iob
= qeth_get_setassparms_cmd(card
, IPA_ARP_PROCESSING
,
5099 IPA_CMD_ASS_ARP_REMOVE_ENTRY
,
5102 rc
= qeth_send_setassparms(card
, iob
,
5103 12, (unsigned long)buf
,
5104 qeth_default_setassparms_cb
, NULL
);
5108 qeth_ipaddr4_to_string((u8
*)entry
->ipaddr
, buf
);
5109 PRINT_WARN("Could not delete ARP entry for address %s on %s: "
5111 buf
, QETH_CARD_IFNAME(card
),
5112 qeth_arp_get_error_cause(&rc
), tmp
, tmp
);
5118 qeth_arp_flush_cache(struct qeth_card
*card
)
5123 QETH_DBF_TEXT(trace
,3,"arpflush");
5126 * currently GuestLAN only supports the ARP assist function
5127 * IPA_CMD_ASS_ARP_QUERY_INFO, but not IPA_CMD_ASS_ARP_FLUSH_CACHE;
5128 * thus we say EOPNOTSUPP for this ARP function
5130 if (card
->info
.guestlan
|| (card
->info
.type
== QETH_CARD_TYPE_IQD
))
5132 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
5133 PRINT_WARN("ARP processing not supported "
5134 "on %s!\n", QETH_CARD_IFNAME(card
));
5137 rc
= qeth_send_simple_setassparms(card
, IPA_ARP_PROCESSING
,
5138 IPA_CMD_ASS_ARP_FLUSH_CACHE
, 0);
5141 PRINT_WARN("Could not flush ARP cache on %s: %s (0x%x/%d)\n",
5142 QETH_CARD_IFNAME(card
), qeth_arp_get_error_cause(&rc
),
5149 qeth_do_ioctl(struct net_device
*dev
, struct ifreq
*rq
, int cmd
)
5151 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
5152 struct qeth_arp_cache_entry arp_entry
;
5153 struct mii_ioctl_data
*mii_data
;
5159 if ((card
->state
!= CARD_STATE_UP
) &&
5160 (card
->state
!= CARD_STATE_SOFTSETUP
))
5163 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
5167 case SIOC_QETH_ARP_SET_NO_ENTRIES
:
5168 if ( !capable(CAP_NET_ADMIN
) ||
5169 (card
->options
.layer2
) ) {
5173 rc
= qeth_arp_set_no_entries(card
, rq
->ifr_ifru
.ifru_ivalue
);
5175 case SIOC_QETH_ARP_QUERY_INFO
:
5176 if ( !capable(CAP_NET_ADMIN
) ||
5177 (card
->options
.layer2
) ) {
5181 rc
= qeth_arp_query(card
, rq
->ifr_ifru
.ifru_data
);
5183 case SIOC_QETH_ARP_ADD_ENTRY
:
5184 if ( !capable(CAP_NET_ADMIN
) ||
5185 (card
->options
.layer2
) ) {
5189 if (copy_from_user(&arp_entry
, rq
->ifr_ifru
.ifru_data
,
5190 sizeof(struct qeth_arp_cache_entry
)))
5193 rc
= qeth_arp_add_entry(card
, &arp_entry
);
5195 case SIOC_QETH_ARP_REMOVE_ENTRY
:
5196 if ( !capable(CAP_NET_ADMIN
) ||
5197 (card
->options
.layer2
) ) {
5201 if (copy_from_user(&arp_entry
, rq
->ifr_ifru
.ifru_data
,
5202 sizeof(struct qeth_arp_cache_entry
)))
5205 rc
= qeth_arp_remove_entry(card
, &arp_entry
);
5207 case SIOC_QETH_ARP_FLUSH_CACHE
:
5208 if ( !capable(CAP_NET_ADMIN
) ||
5209 (card
->options
.layer2
) ) {
5213 rc
= qeth_arp_flush_cache(card
);
5215 case SIOC_QETH_ADP_SET_SNMP_CONTROL
:
5216 rc
= qeth_snmp_command(card
, rq
->ifr_ifru
.ifru_data
);
5218 case SIOC_QETH_GET_CARD_TYPE
:
5219 if ((card
->info
.type
== QETH_CARD_TYPE_OSAE
) &&
5220 !card
->info
.guestlan
)
5225 mii_data
= if_mii(rq
);
5226 mii_data
->phy_id
= 0;
5229 mii_data
= if_mii(rq
);
5230 if (mii_data
->phy_id
!= 0)
5233 mii_data
->val_out
= qeth_mdio_read(dev
,mii_data
->phy_id
,
5239 /* TODO: remove return if qeth_mdio_write does something */
5240 if (!capable(CAP_NET_ADMIN
)){
5244 mii_data
= if_mii(rq
);
5245 if (mii_data
->phy_id
!= 0)
5248 qeth_mdio_write(dev
, mii_data
->phy_id
, mii_data
->reg_num
,
5255 QETH_DBF_TEXT_(trace
, 2, "ioce%d", rc
);
5259 static struct net_device_stats
*
5260 qeth_get_stats(struct net_device
*dev
)
5262 struct qeth_card
*card
;
5264 card
= (struct qeth_card
*) (dev
->priv
);
5266 QETH_DBF_TEXT(trace
,5,"getstat");
5268 return &card
->stats
;
5272 qeth_change_mtu(struct net_device
*dev
, int new_mtu
)
5274 struct qeth_card
*card
;
5277 card
= (struct qeth_card
*) (dev
->priv
);
5279 QETH_DBF_TEXT(trace
,4,"chgmtu");
5280 sprintf(dbf_text
, "%8x", new_mtu
);
5281 QETH_DBF_TEXT(trace
,4,dbf_text
);
5285 if (new_mtu
> 65535)
5287 if ((!qeth_is_supported(card
,IPA_IP_FRAGMENTATION
)) &&
5288 (!qeth_mtu_is_valid(card
, new_mtu
)))
5294 #ifdef CONFIG_QETH_VLAN
5296 qeth_vlan_rx_register(struct net_device
*dev
, struct vlan_group
*grp
)
5298 struct qeth_card
*card
;
5299 unsigned long flags
;
5301 QETH_DBF_TEXT(trace
,4,"vlanreg");
5303 card
= (struct qeth_card
*) dev
->priv
;
5304 spin_lock_irqsave(&card
->vlanlock
, flags
);
5305 card
->vlangrp
= grp
;
5306 spin_unlock_irqrestore(&card
->vlanlock
, flags
);
5310 qeth_free_vlan_buffer(struct qeth_card
*card
, struct qeth_qdio_out_buffer
*buf
,
5314 struct sk_buff
*skb
;
5315 struct sk_buff_head tmp_list
;
5317 skb_queue_head_init(&tmp_list
);
5318 for(i
= 0; i
< QETH_MAX_BUFFER_ELEMENTS(card
); ++i
){
5319 while ((skb
= skb_dequeue(&buf
->skb_list
))){
5320 if (vlan_tx_tag_present(skb
) &&
5321 (vlan_tx_tag_get(skb
) == vid
)) {
5322 atomic_dec(&skb
->users
);
5325 skb_queue_tail(&tmp_list
, skb
);
5328 while ((skb
= skb_dequeue(&tmp_list
)))
5329 skb_queue_tail(&buf
->skb_list
, skb
);
5333 qeth_free_vlan_skbs(struct qeth_card
*card
, unsigned short vid
)
5337 QETH_DBF_TEXT(trace
, 4, "frvlskbs");
5338 for (i
= 0; i
< card
->qdio
.no_out_queues
; ++i
){
5339 for (j
= 0; j
< QDIO_MAX_BUFFERS_PER_Q
; ++j
)
5340 qeth_free_vlan_buffer(card
, &card
->qdio
.
5341 out_qs
[i
]->bufs
[j
], vid
);
5346 qeth_free_vlan_addresses4(struct qeth_card
*card
, unsigned short vid
)
5348 struct in_device
*in_dev
;
5349 struct in_ifaddr
*ifa
;
5350 struct qeth_ipaddr
*addr
;
5352 QETH_DBF_TEXT(trace
, 4, "frvaddr4");
5355 in_dev
= __in_dev_get_rcu(card
->vlangrp
->vlan_devices
[vid
]);
5358 for (ifa
= in_dev
->ifa_list
; ifa
; ifa
= ifa
->ifa_next
) {
5359 addr
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5361 addr
->u
.a4
.addr
= ifa
->ifa_address
;
5362 addr
->u
.a4
.mask
= ifa
->ifa_mask
;
5363 addr
->type
= QETH_IP_TYPE_NORMAL
;
5364 if (!qeth_delete_ip(card
, addr
))
5373 qeth_free_vlan_addresses6(struct qeth_card
*card
, unsigned short vid
)
5375 #ifdef CONFIG_QETH_IPV6
5376 struct inet6_dev
*in6_dev
;
5377 struct inet6_ifaddr
*ifa
;
5378 struct qeth_ipaddr
*addr
;
5380 QETH_DBF_TEXT(trace
, 4, "frvaddr6");
5382 in6_dev
= in6_dev_get(card
->vlangrp
->vlan_devices
[vid
]);
5385 for (ifa
= in6_dev
->addr_list
; ifa
; ifa
= ifa
->lst_next
){
5386 addr
= qeth_get_addr_buffer(QETH_PROT_IPV6
);
5388 memcpy(&addr
->u
.a6
.addr
, &ifa
->addr
,
5389 sizeof(struct in6_addr
));
5390 addr
->u
.a6
.pfxlen
= ifa
->prefix_len
;
5391 addr
->type
= QETH_IP_TYPE_NORMAL
;
5392 if (!qeth_delete_ip(card
, addr
))
5396 in6_dev_put(in6_dev
);
5397 #endif /* CONFIG_QETH_IPV6 */
5401 qeth_free_vlan_addresses(struct qeth_card
*card
, unsigned short vid
)
5403 if (card
->options
.layer2
|| !card
->vlangrp
)
5405 qeth_free_vlan_addresses4(card
, vid
);
5406 qeth_free_vlan_addresses6(card
, vid
);
5410 qeth_layer2_send_setdelvlan_cb(struct qeth_card
*card
,
5411 struct qeth_reply
*reply
,
5414 struct qeth_ipa_cmd
*cmd
;
5416 QETH_DBF_TEXT(trace
, 2, "L2sdvcb");
5417 cmd
= (struct qeth_ipa_cmd
*) data
;
5418 if (cmd
->hdr
.return_code
) {
5419 PRINT_ERR("Error in processing VLAN %i on %s: 0x%x. "
5420 "Continuing\n",cmd
->data
.setdelvlan
.vlan_id
,
5421 QETH_CARD_IFNAME(card
), cmd
->hdr
.return_code
);
5422 QETH_DBF_TEXT_(trace
, 2, "L2VL%4x", cmd
->hdr
.command
);
5423 QETH_DBF_TEXT_(trace
, 2, "L2%s", CARD_BUS_ID(card
));
5424 QETH_DBF_TEXT_(trace
, 2, "err%d", cmd
->hdr
.return_code
);
5430 qeth_layer2_send_setdelvlan(struct qeth_card
*card
, __u16 i
,
5431 enum qeth_ipa_cmds ipacmd
)
5433 struct qeth_ipa_cmd
*cmd
;
5434 struct qeth_cmd_buffer
*iob
;
5436 QETH_DBF_TEXT_(trace
, 4, "L2sdv%x",ipacmd
);
5437 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, QETH_PROT_IPV4
);
5438 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
5439 cmd
->data
.setdelvlan
.vlan_id
= i
;
5440 return qeth_send_ipa_cmd(card
, iob
,
5441 qeth_layer2_send_setdelvlan_cb
, NULL
);
5445 qeth_layer2_process_vlans(struct qeth_card
*card
, int clear
)
5449 QETH_DBF_TEXT(trace
, 3, "L2prcvln");
5453 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
5454 if (card
->vlangrp
->vlan_devices
[i
] == NULL
)
5457 qeth_layer2_send_setdelvlan(card
, i
, IPA_CMD_DELVLAN
);
5459 qeth_layer2_send_setdelvlan(card
, i
, IPA_CMD_SETVLAN
);
5463 /*add_vid is layer 2 used only ....*/
5465 qeth_vlan_rx_add_vid(struct net_device
*dev
, unsigned short vid
)
5467 struct qeth_card
*card
;
5469 QETH_DBF_TEXT_(trace
, 4, "aid:%d", vid
);
5471 card
= (struct qeth_card
*) dev
->priv
;
5472 if (!card
->options
.layer2
)
5474 qeth_layer2_send_setdelvlan(card
, vid
, IPA_CMD_SETVLAN
);
5477 /*... kill_vid used for both modes*/
5479 qeth_vlan_rx_kill_vid(struct net_device
*dev
, unsigned short vid
)
5481 struct qeth_card
*card
;
5482 unsigned long flags
;
5484 QETH_DBF_TEXT_(trace
, 4, "kid:%d", vid
);
5486 card
= (struct qeth_card
*) dev
->priv
;
5487 /* free all skbs for the vlan device */
5488 qeth_free_vlan_skbs(card
, vid
);
5489 spin_lock_irqsave(&card
->vlanlock
, flags
);
5490 /* unregister IP addresses of vlan device */
5491 qeth_free_vlan_addresses(card
, vid
);
5493 card
->vlangrp
->vlan_devices
[vid
] = NULL
;
5494 spin_unlock_irqrestore(&card
->vlanlock
, flags
);
5495 if (card
->options
.layer2
)
5496 qeth_layer2_send_setdelvlan(card
, vid
, IPA_CMD_DELVLAN
);
5497 qeth_set_multicast_list(card
->dev
);
5501 * Examine hardware response to SET_PROMISC_MODE
5504 qeth_setadp_promisc_mode_cb(struct qeth_card
*card
,
5505 struct qeth_reply
*reply
,
5508 struct qeth_ipa_cmd
*cmd
;
5509 struct qeth_ipacmd_setadpparms
*setparms
;
5511 QETH_DBF_TEXT(trace
,4,"prmadpcb");
5513 cmd
= (struct qeth_ipa_cmd
*) data
;
5514 setparms
= &(cmd
->data
.setadapterparms
);
5516 qeth_default_setadapterparms_cb(card
, reply
, (unsigned long)cmd
);
5517 if (cmd
->hdr
.return_code
) {
5518 QETH_DBF_TEXT_(trace
,4,"prmrc%2.2x",cmd
->hdr
.return_code
);
5519 setparms
->data
.mode
= SET_PROMISC_MODE_OFF
;
5521 card
->info
.promisc_mode
= setparms
->data
.mode
;
5525 * Set promiscuous mode (on or off) (SET_PROMISC_MODE command)
5528 qeth_setadp_promisc_mode(struct qeth_card
*card
)
5530 enum qeth_ipa_promisc_modes mode
;
5531 struct net_device
*dev
= card
->dev
;
5532 struct qeth_cmd_buffer
*iob
;
5533 struct qeth_ipa_cmd
*cmd
;
5535 QETH_DBF_TEXT(trace
, 4, "setprom");
5537 if (((dev
->flags
& IFF_PROMISC
) &&
5538 (card
->info
.promisc_mode
== SET_PROMISC_MODE_ON
)) ||
5539 (!(dev
->flags
& IFF_PROMISC
) &&
5540 (card
->info
.promisc_mode
== SET_PROMISC_MODE_OFF
)))
5542 mode
= SET_PROMISC_MODE_OFF
;
5543 if (dev
->flags
& IFF_PROMISC
)
5544 mode
= SET_PROMISC_MODE_ON
;
5545 QETH_DBF_TEXT_(trace
, 4, "mode:%x", mode
);
5547 iob
= qeth_get_adapter_cmd(card
, IPA_SETADP_SET_PROMISC_MODE
,
5548 sizeof(struct qeth_ipacmd_setadpparms
));
5549 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+ IPA_PDU_HEADER_SIZE
);
5550 cmd
->data
.setadapterparms
.data
.mode
= mode
;
5551 qeth_send_ipa_cmd(card
, iob
, qeth_setadp_promisc_mode_cb
, NULL
);
5555 * set multicast address on card
5558 qeth_set_multicast_list(struct net_device
*dev
)
5560 struct qeth_card
*card
= (struct qeth_card
*) dev
->priv
;
5562 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
5565 QETH_DBF_TEXT(trace
,3,"setmulti");
5566 qeth_delete_mc_addresses(card
);
5567 if (card
->options
.layer2
) {
5568 qeth_layer2_add_multicast(card
);
5571 qeth_add_multicast_ipv4(card
);
5572 #ifdef CONFIG_QETH_IPV6
5573 qeth_add_multicast_ipv6(card
);
5576 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
5577 schedule_work(&card
->kernel_thread_starter
);
5578 if (!qeth_adp_supported(card
, IPA_SETADP_SET_PROMISC_MODE
))
5580 if (qeth_set_thread_start_bit(card
, QETH_SET_PROMISC_MODE_THREAD
)==0)
5581 schedule_work(&card
->kernel_thread_starter
);
5586 qeth_neigh_setup(struct net_device
*dev
, struct neigh_parms
*np
)
5592 qeth_get_mac_for_ipm(__u32 ipm
, char *mac
, struct net_device
*dev
)
5594 if (dev
->type
== ARPHRD_IEEE802_TR
)
5595 ip_tr_mc_map(ipm
, mac
);
5597 ip_eth_mc_map(ipm
, mac
);
5600 static struct qeth_ipaddr
*
5601 qeth_get_addr_buffer(enum qeth_prot_versions prot
)
5603 struct qeth_ipaddr
*addr
;
5605 addr
= kmalloc(sizeof(struct qeth_ipaddr
), GFP_ATOMIC
);
5607 PRINT_WARN("Not enough memory to add address\n");
5610 memset(addr
,0,sizeof(struct qeth_ipaddr
));
5611 addr
->type
= QETH_IP_TYPE_NORMAL
;
5617 qeth_osn_assist(struct net_device
*dev
,
5621 struct qeth_cmd_buffer
*iob
;
5622 struct qeth_card
*card
;
5625 QETH_DBF_TEXT(trace
, 2, "osnsdmc");
5628 card
= (struct qeth_card
*)dev
->priv
;
5631 if ((card
->state
!= CARD_STATE_UP
) &&
5632 (card
->state
!= CARD_STATE_SOFTSETUP
))
5634 iob
= qeth_wait_for_buffer(&card
->write
);
5635 memcpy(iob
->data
+IPA_PDU_HEADER_SIZE
, data
, data_len
);
5636 rc
= qeth_osn_send_ipa_cmd(card
, iob
, data_len
);
5640 static struct net_device
*
5641 qeth_netdev_by_devno(unsigned char *read_dev_no
)
5643 struct qeth_card
*card
;
5644 struct net_device
*ndev
;
5645 unsigned char *readno
;
5646 __u16 temp_dev_no
, card_dev_no
;
5648 unsigned long flags
;
5651 memcpy(&temp_dev_no
, read_dev_no
, 2);
5652 read_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
5653 list_for_each_entry(card
, &qeth_card_list
.list
, list
) {
5654 readno
= CARD_RDEV_ID(card
);
5655 readno
+= (strlen(readno
) - 4);
5656 card_dev_no
= simple_strtoul(readno
, &endp
, 16);
5657 if (card_dev_no
== temp_dev_no
) {
5662 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
5667 qeth_osn_register(unsigned char *read_dev_no
,
5668 struct net_device
**dev
,
5669 int (*assist_cb
)(struct net_device
*, void *),
5670 int (*data_cb
)(struct sk_buff
*))
5672 struct qeth_card
* card
;
5674 QETH_DBF_TEXT(trace
, 2, "osnreg");
5675 *dev
= qeth_netdev_by_devno(read_dev_no
);
5678 card
= (struct qeth_card
*)(*dev
)->priv
;
5681 if ((assist_cb
== NULL
) || (data_cb
== NULL
))
5683 card
->osn_info
.assist_cb
= assist_cb
;
5684 card
->osn_info
.data_cb
= data_cb
;
5689 qeth_osn_deregister(struct net_device
* dev
)
5691 struct qeth_card
*card
;
5693 QETH_DBF_TEXT(trace
, 2, "osndereg");
5696 card
= (struct qeth_card
*)dev
->priv
;
5699 card
->osn_info
.assist_cb
= NULL
;
5700 card
->osn_info
.data_cb
= NULL
;
5705 qeth_delete_mc_addresses(struct qeth_card
*card
)
5707 struct qeth_ipaddr
*iptodo
;
5708 unsigned long flags
;
5710 QETH_DBF_TEXT(trace
,4,"delmc");
5711 iptodo
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5713 QETH_DBF_TEXT(trace
, 2, "dmcnomem");
5716 iptodo
->type
= QETH_IP_TYPE_DEL_ALL_MC
;
5717 spin_lock_irqsave(&card
->ip_lock
, flags
);
5718 if (!__qeth_insert_ip_todo(card
, iptodo
, 0))
5720 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
5724 qeth_add_mc(struct qeth_card
*card
, struct in_device
*in4_dev
)
5726 struct qeth_ipaddr
*ipm
;
5727 struct ip_mc_list
*im4
;
5728 char buf
[MAX_ADDR_LEN
];
5730 QETH_DBF_TEXT(trace
,4,"addmc");
5731 for (im4
= in4_dev
->mc_list
; im4
; im4
= im4
->next
) {
5732 qeth_get_mac_for_ipm(im4
->multiaddr
, buf
, in4_dev
->dev
);
5733 ipm
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5736 ipm
->u
.a4
.addr
= im4
->multiaddr
;
5737 memcpy(ipm
->mac
,buf
,OSA_ADDR_LEN
);
5738 ipm
->is_multicast
= 1;
5739 if (!qeth_add_ip(card
,ipm
))
5745 qeth_add_vlan_mc(struct qeth_card
*card
)
5747 #ifdef CONFIG_QETH_VLAN
5748 struct in_device
*in_dev
;
5749 struct vlan_group
*vg
;
5752 QETH_DBF_TEXT(trace
,4,"addmcvl");
5753 if ( ((card
->options
.layer2
== 0) &&
5754 (!qeth_is_supported(card
,IPA_FULL_VLAN
))) ||
5755 (card
->vlangrp
== NULL
) )
5759 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
5760 if (vg
->vlan_devices
[i
] == NULL
||
5761 !(vg
->vlan_devices
[i
]->flags
& IFF_UP
))
5763 in_dev
= in_dev_get(vg
->vlan_devices
[i
]);
5766 read_lock(&in_dev
->mc_list_lock
);
5767 qeth_add_mc(card
,in_dev
);
5768 read_unlock(&in_dev
->mc_list_lock
);
5775 qeth_add_multicast_ipv4(struct qeth_card
*card
)
5777 struct in_device
*in4_dev
;
5779 QETH_DBF_TEXT(trace
,4,"chkmcv4");
5780 in4_dev
= in_dev_get(card
->dev
);
5781 if (in4_dev
== NULL
)
5783 read_lock(&in4_dev
->mc_list_lock
);
5784 qeth_add_mc(card
, in4_dev
);
5785 qeth_add_vlan_mc(card
);
5786 read_unlock(&in4_dev
->mc_list_lock
);
5787 in_dev_put(in4_dev
);
5791 qeth_layer2_add_multicast(struct qeth_card
*card
)
5793 struct qeth_ipaddr
*ipm
;
5794 struct dev_mc_list
*dm
;
5796 QETH_DBF_TEXT(trace
,4,"L2addmc");
5797 for (dm
= card
->dev
->mc_list
; dm
; dm
= dm
->next
) {
5798 ipm
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
5801 memcpy(ipm
->mac
,dm
->dmi_addr
,MAX_ADDR_LEN
);
5802 ipm
->is_multicast
= 1;
5803 if (!qeth_add_ip(card
, ipm
))
5808 #ifdef CONFIG_QETH_IPV6
5810 qeth_add_mc6(struct qeth_card
*card
, struct inet6_dev
*in6_dev
)
5812 struct qeth_ipaddr
*ipm
;
5813 struct ifmcaddr6
*im6
;
5814 char buf
[MAX_ADDR_LEN
];
5816 QETH_DBF_TEXT(trace
,4,"addmc6");
5817 for (im6
= in6_dev
->mc_list
; im6
!= NULL
; im6
= im6
->next
) {
5818 ndisc_mc_map(&im6
->mca_addr
, buf
, in6_dev
->dev
, 0);
5819 ipm
= qeth_get_addr_buffer(QETH_PROT_IPV6
);
5822 ipm
->is_multicast
= 1;
5823 memcpy(ipm
->mac
,buf
,OSA_ADDR_LEN
);
5824 memcpy(&ipm
->u
.a6
.addr
,&im6
->mca_addr
.s6_addr
,
5825 sizeof(struct in6_addr
));
5826 if (!qeth_add_ip(card
,ipm
))
5832 qeth_add_vlan_mc6(struct qeth_card
*card
)
5834 #ifdef CONFIG_QETH_VLAN
5835 struct inet6_dev
*in_dev
;
5836 struct vlan_group
*vg
;
5839 QETH_DBF_TEXT(trace
,4,"admc6vl");
5840 if ( ((card
->options
.layer2
== 0) &&
5841 (!qeth_is_supported(card
,IPA_FULL_VLAN
))) ||
5842 (card
->vlangrp
== NULL
))
5846 for (i
= 0; i
< VLAN_GROUP_ARRAY_LEN
; i
++) {
5847 if (vg
->vlan_devices
[i
] == NULL
||
5848 !(vg
->vlan_devices
[i
]->flags
& IFF_UP
))
5850 in_dev
= in6_dev_get(vg
->vlan_devices
[i
]);
5853 read_lock(&in_dev
->lock
);
5854 qeth_add_mc6(card
,in_dev
);
5855 read_unlock(&in_dev
->lock
);
5856 in6_dev_put(in_dev
);
5858 #endif /* CONFIG_QETH_VLAN */
5862 qeth_add_multicast_ipv6(struct qeth_card
*card
)
5864 struct inet6_dev
*in6_dev
;
5866 QETH_DBF_TEXT(trace
,4,"chkmcv6");
5867 if (!qeth_is_supported(card
, IPA_IPV6
))
5869 in6_dev
= in6_dev_get(card
->dev
);
5870 if (in6_dev
== NULL
)
5872 read_lock(&in6_dev
->lock
);
5873 qeth_add_mc6(card
, in6_dev
);
5874 qeth_add_vlan_mc6(card
);
5875 read_unlock(&in6_dev
->lock
);
5876 in6_dev_put(in6_dev
);
5878 #endif /* CONFIG_QETH_IPV6 */
5881 qeth_layer2_send_setdelmac(struct qeth_card
*card
, __u8
*mac
,
5882 enum qeth_ipa_cmds ipacmd
,
5883 int (*reply_cb
) (struct qeth_card
*,
5887 struct qeth_ipa_cmd
*cmd
;
5888 struct qeth_cmd_buffer
*iob
;
5890 QETH_DBF_TEXT(trace
, 2, "L2sdmac");
5891 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, QETH_PROT_IPV4
);
5892 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
5893 cmd
->data
.setdelmac
.mac_length
= OSA_ADDR_LEN
;
5894 memcpy(&cmd
->data
.setdelmac
.mac
, mac
, OSA_ADDR_LEN
);
5895 return qeth_send_ipa_cmd(card
, iob
, reply_cb
, NULL
);
5899 qeth_layer2_send_setgroupmac_cb(struct qeth_card
*card
,
5900 struct qeth_reply
*reply
,
5903 struct qeth_ipa_cmd
*cmd
;
5906 QETH_DBF_TEXT(trace
, 2, "L2Sgmacb");
5907 cmd
= (struct qeth_ipa_cmd
*) data
;
5908 mac
= &cmd
->data
.setdelmac
.mac
[0];
5909 /* MAC already registered, needed in couple/uncouple case */
5910 if (cmd
->hdr
.return_code
== 0x2005) {
5911 PRINT_WARN("Group MAC %02x:%02x:%02x:%02x:%02x:%02x " \
5912 "already existing on %s \n",
5913 mac
[0], mac
[1], mac
[2], mac
[3], mac
[4], mac
[5],
5914 QETH_CARD_IFNAME(card
));
5915 cmd
->hdr
.return_code
= 0;
5917 if (cmd
->hdr
.return_code
)
5918 PRINT_ERR("Could not set group MAC " \
5919 "%02x:%02x:%02x:%02x:%02x:%02x on %s: %x\n",
5920 mac
[0], mac
[1], mac
[2], mac
[3], mac
[4], mac
[5],
5921 QETH_CARD_IFNAME(card
),cmd
->hdr
.return_code
);
5926 qeth_layer2_send_setgroupmac(struct qeth_card
*card
, __u8
*mac
)
5928 QETH_DBF_TEXT(trace
, 2, "L2Sgmac");
5929 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_SETGMAC
,
5930 qeth_layer2_send_setgroupmac_cb
);
5934 qeth_layer2_send_delgroupmac_cb(struct qeth_card
*card
,
5935 struct qeth_reply
*reply
,
5938 struct qeth_ipa_cmd
*cmd
;
5941 QETH_DBF_TEXT(trace
, 2, "L2Dgmacb");
5942 cmd
= (struct qeth_ipa_cmd
*) data
;
5943 mac
= &cmd
->data
.setdelmac
.mac
[0];
5944 if (cmd
->hdr
.return_code
)
5945 PRINT_ERR("Could not delete group MAC " \
5946 "%02x:%02x:%02x:%02x:%02x:%02x on %s: %x\n",
5947 mac
[0], mac
[1], mac
[2], mac
[3], mac
[4], mac
[5],
5948 QETH_CARD_IFNAME(card
), cmd
->hdr
.return_code
);
5953 qeth_layer2_send_delgroupmac(struct qeth_card
*card
, __u8
*mac
)
5955 QETH_DBF_TEXT(trace
, 2, "L2Dgmac");
5956 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_DELGMAC
,
5957 qeth_layer2_send_delgroupmac_cb
);
5961 qeth_layer2_send_setmac_cb(struct qeth_card
*card
,
5962 struct qeth_reply
*reply
,
5965 struct qeth_ipa_cmd
*cmd
;
5967 QETH_DBF_TEXT(trace
, 2, "L2Smaccb");
5968 cmd
= (struct qeth_ipa_cmd
*) data
;
5969 if (cmd
->hdr
.return_code
) {
5970 QETH_DBF_TEXT_(trace
, 2, "L2er%x", cmd
->hdr
.return_code
);
5971 PRINT_WARN("Error in registering MAC address on " \
5972 "device %s: x%x\n", CARD_BUS_ID(card
),
5973 cmd
->hdr
.return_code
);
5974 card
->info
.mac_bits
&= ~QETH_LAYER2_MAC_REGISTERED
;
5975 cmd
->hdr
.return_code
= -EIO
;
5977 card
->info
.mac_bits
|= QETH_LAYER2_MAC_REGISTERED
;
5978 memcpy(card
->dev
->dev_addr
,cmd
->data
.setdelmac
.mac
,
5980 PRINT_INFO("MAC address %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x "
5981 "successfully registered on device %s\n",
5982 card
->dev
->dev_addr
[0], card
->dev
->dev_addr
[1],
5983 card
->dev
->dev_addr
[2], card
->dev
->dev_addr
[3],
5984 card
->dev
->dev_addr
[4], card
->dev
->dev_addr
[5],
5991 qeth_layer2_send_setmac(struct qeth_card
*card
, __u8
*mac
)
5993 QETH_DBF_TEXT(trace
, 2, "L2Setmac");
5994 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_SETVMAC
,
5995 qeth_layer2_send_setmac_cb
);
5999 qeth_layer2_send_delmac_cb(struct qeth_card
*card
,
6000 struct qeth_reply
*reply
,
6003 struct qeth_ipa_cmd
*cmd
;
6005 QETH_DBF_TEXT(trace
, 2, "L2Dmaccb");
6006 cmd
= (struct qeth_ipa_cmd
*) data
;
6007 if (cmd
->hdr
.return_code
) {
6008 PRINT_WARN("Error in deregistering MAC address on " \
6009 "device %s: x%x\n", CARD_BUS_ID(card
),
6010 cmd
->hdr
.return_code
);
6011 QETH_DBF_TEXT_(trace
, 2, "err%d", cmd
->hdr
.return_code
);
6012 cmd
->hdr
.return_code
= -EIO
;
6015 card
->info
.mac_bits
&= ~QETH_LAYER2_MAC_REGISTERED
;
6020 qeth_layer2_send_delmac(struct qeth_card
*card
, __u8
*mac
)
6022 QETH_DBF_TEXT(trace
, 2, "L2Delmac");
6023 if (!(card
->info
.mac_bits
& QETH_LAYER2_MAC_REGISTERED
))
6025 return qeth_layer2_send_setdelmac(card
, mac
, IPA_CMD_DELVMAC
,
6026 qeth_layer2_send_delmac_cb
);
6030 qeth_layer2_set_mac_address(struct net_device
*dev
, void *p
)
6032 struct sockaddr
*addr
= p
;
6033 struct qeth_card
*card
;
6036 QETH_DBF_TEXT(trace
, 3, "setmac");
6038 if (qeth_verify_dev(dev
) != QETH_REAL_CARD
) {
6039 QETH_DBF_TEXT(trace
, 3, "setmcINV");
6042 card
= (struct qeth_card
*) dev
->priv
;
6044 if (!card
->options
.layer2
) {
6045 PRINT_WARN("Setting MAC address on %s is not supported "
6046 "in Layer 3 mode.\n", dev
->name
);
6047 QETH_DBF_TEXT(trace
, 3, "setmcLY3");
6050 if (card
->info
.type
== QETH_CARD_TYPE_OSN
) {
6051 PRINT_WARN("Setting MAC address on %s is not supported.\n",
6053 QETH_DBF_TEXT(trace
, 3, "setmcOSN");
6056 QETH_DBF_TEXT_(trace
, 3, "%s", CARD_BUS_ID(card
));
6057 QETH_DBF_HEX(trace
, 3, addr
->sa_data
, OSA_ADDR_LEN
);
6058 rc
= qeth_layer2_send_delmac(card
, &card
->dev
->dev_addr
[0]);
6060 rc
= qeth_layer2_send_setmac(card
, addr
->sa_data
);
6065 qeth_fill_ipacmd_header(struct qeth_card
*card
, struct qeth_ipa_cmd
*cmd
,
6066 __u8 command
, enum qeth_prot_versions prot
)
6068 memset(cmd
, 0, sizeof (struct qeth_ipa_cmd
));
6069 cmd
->hdr
.command
= command
;
6070 cmd
->hdr
.initiator
= IPA_CMD_INITIATOR_HOST
;
6071 cmd
->hdr
.seqno
= card
->seqno
.ipa
;
6072 cmd
->hdr
.adapter_type
= qeth_get_ipa_adp_type(card
->info
.link_type
);
6073 cmd
->hdr
.rel_adapter_no
= (__u8
) card
->info
.portno
;
6074 if (card
->options
.layer2
)
6075 cmd
->hdr
.prim_version_no
= 2;
6077 cmd
->hdr
.prim_version_no
= 1;
6078 cmd
->hdr
.param_count
= 1;
6079 cmd
->hdr
.prot_version
= prot
;
6080 cmd
->hdr
.ipa_supported
= 0;
6081 cmd
->hdr
.ipa_enabled
= 0;
6084 static struct qeth_cmd_buffer
*
6085 qeth_get_ipacmd_buffer(struct qeth_card
*card
, enum qeth_ipa_cmds ipacmd
,
6086 enum qeth_prot_versions prot
)
6088 struct qeth_cmd_buffer
*iob
;
6089 struct qeth_ipa_cmd
*cmd
;
6091 iob
= qeth_wait_for_buffer(&card
->write
);
6092 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6093 qeth_fill_ipacmd_header(card
, cmd
, ipacmd
, prot
);
6099 qeth_send_setdelmc(struct qeth_card
*card
, struct qeth_ipaddr
*addr
, int ipacmd
)
6102 struct qeth_cmd_buffer
*iob
;
6103 struct qeth_ipa_cmd
*cmd
;
6105 QETH_DBF_TEXT(trace
,4,"setdelmc");
6107 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, addr
->proto
);
6108 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6109 memcpy(&cmd
->data
.setdelipm
.mac
,addr
->mac
, OSA_ADDR_LEN
);
6110 if (addr
->proto
== QETH_PROT_IPV6
)
6111 memcpy(cmd
->data
.setdelipm
.ip6
, &addr
->u
.a6
.addr
,
6112 sizeof(struct in6_addr
));
6114 memcpy(&cmd
->data
.setdelipm
.ip4
, &addr
->u
.a4
.addr
,4);
6116 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
6121 qeth_fill_netmask(u8
*netmask
, unsigned int len
)
6124 for (i
=0;i
<16;i
++) {
6129 netmask
[i
] = (u8
)(0xFF00>>j
);
6136 qeth_send_setdelip(struct qeth_card
*card
, struct qeth_ipaddr
*addr
,
6137 int ipacmd
, unsigned int flags
)
6140 struct qeth_cmd_buffer
*iob
;
6141 struct qeth_ipa_cmd
*cmd
;
6144 QETH_DBF_TEXT(trace
,4,"setdelip");
6145 QETH_DBF_TEXT_(trace
,4,"flags%02X", flags
);
6147 iob
= qeth_get_ipacmd_buffer(card
, ipacmd
, addr
->proto
);
6148 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6149 if (addr
->proto
== QETH_PROT_IPV6
) {
6150 memcpy(cmd
->data
.setdelip6
.ip_addr
, &addr
->u
.a6
.addr
,
6151 sizeof(struct in6_addr
));
6152 qeth_fill_netmask(netmask
,addr
->u
.a6
.pfxlen
);
6153 memcpy(cmd
->data
.setdelip6
.mask
, netmask
,
6154 sizeof(struct in6_addr
));
6155 cmd
->data
.setdelip6
.flags
= flags
;
6157 memcpy(cmd
->data
.setdelip4
.ip_addr
, &addr
->u
.a4
.addr
, 4);
6158 memcpy(cmd
->data
.setdelip4
.mask
, &addr
->u
.a4
.mask
, 4);
6159 cmd
->data
.setdelip4
.flags
= flags
;
6162 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
6168 qeth_layer2_register_addr_entry(struct qeth_card
*card
,
6169 struct qeth_ipaddr
*addr
)
6171 if (!addr
->is_multicast
)
6173 QETH_DBF_TEXT(trace
, 2, "setgmac");
6174 QETH_DBF_HEX(trace
,3,&addr
->mac
[0],OSA_ADDR_LEN
);
6175 return qeth_layer2_send_setgroupmac(card
, &addr
->mac
[0]);
6179 qeth_layer2_deregister_addr_entry(struct qeth_card
*card
,
6180 struct qeth_ipaddr
*addr
)
6182 if (!addr
->is_multicast
)
6184 QETH_DBF_TEXT(trace
, 2, "delgmac");
6185 QETH_DBF_HEX(trace
,3,&addr
->mac
[0],OSA_ADDR_LEN
);
6186 return qeth_layer2_send_delgroupmac(card
, &addr
->mac
[0]);
6190 qeth_layer3_register_addr_entry(struct qeth_card
*card
,
6191 struct qeth_ipaddr
*addr
)
6197 if (addr
->proto
== QETH_PROT_IPV4
) {
6198 QETH_DBF_TEXT(trace
, 2,"setaddr4");
6199 QETH_DBF_HEX(trace
, 3, &addr
->u
.a4
.addr
, sizeof(int));
6200 } else if (addr
->proto
== QETH_PROT_IPV6
) {
6201 QETH_DBF_TEXT(trace
, 2, "setaddr6");
6202 QETH_DBF_HEX(trace
,3,&addr
->u
.a6
.addr
,8);
6203 QETH_DBF_HEX(trace
,3,((char *)&addr
->u
.a6
.addr
)+8,8);
6205 QETH_DBF_TEXT(trace
, 2, "setaddr?");
6206 QETH_DBF_HEX(trace
, 3, addr
, sizeof(struct qeth_ipaddr
));
6209 if (addr
->is_multicast
)
6210 rc
= qeth_send_setdelmc(card
, addr
, IPA_CMD_SETIPM
);
6212 rc
= qeth_send_setdelip(card
, addr
, IPA_CMD_SETIP
,
6215 QETH_DBF_TEXT(trace
, 2, "failed");
6216 } while ((--cnt
> 0) && rc
);
6218 QETH_DBF_TEXT(trace
, 2, "FAILED");
6219 qeth_ipaddr_to_string(addr
->proto
, (u8
*)&addr
->u
, buf
);
6220 PRINT_WARN("Could not register IP address %s (rc=0x%x/%d)\n",
6227 qeth_layer3_deregister_addr_entry(struct qeth_card
*card
,
6228 struct qeth_ipaddr
*addr
)
6233 if (addr
->proto
== QETH_PROT_IPV4
) {
6234 QETH_DBF_TEXT(trace
, 2,"deladdr4");
6235 QETH_DBF_HEX(trace
, 3, &addr
->u
.a4
.addr
, sizeof(int));
6236 } else if (addr
->proto
== QETH_PROT_IPV6
) {
6237 QETH_DBF_TEXT(trace
, 2, "deladdr6");
6238 QETH_DBF_HEX(trace
,3,&addr
->u
.a6
.addr
,8);
6239 QETH_DBF_HEX(trace
,3,((char *)&addr
->u
.a6
.addr
)+8,8);
6241 QETH_DBF_TEXT(trace
, 2, "deladdr?");
6242 QETH_DBF_HEX(trace
, 3, addr
, sizeof(struct qeth_ipaddr
));
6244 if (addr
->is_multicast
)
6245 rc
= qeth_send_setdelmc(card
, addr
, IPA_CMD_DELIPM
);
6247 rc
= qeth_send_setdelip(card
, addr
, IPA_CMD_DELIP
,
6250 QETH_DBF_TEXT(trace
, 2, "failed");
6251 /* TODO: re-activate this warning as soon as we have a
6253 qeth_ipaddr_to_string(addr->proto, (u8 *)&addr->u, buf);
6254 PRINT_WARN("Could not deregister IP address %s (rc=%x)\n",
6262 qeth_register_addr_entry(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
6264 if (card
->options
.layer2
)
6265 return qeth_layer2_register_addr_entry(card
, addr
);
6267 return qeth_layer3_register_addr_entry(card
, addr
);
6271 qeth_deregister_addr_entry(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
6273 if (card
->options
.layer2
)
6274 return qeth_layer2_deregister_addr_entry(card
, addr
);
6276 return qeth_layer3_deregister_addr_entry(card
, addr
);
6280 qeth_ethtool_get_tx_csum(struct net_device
*dev
)
6282 /* We may need to say that we support tx csum offload if
6283 * we do EDDP or TSO. There are discussions going on to
6284 * enforce rules in the stack and in ethtool that make
6285 * SG and TSO depend on HW_CSUM. At the moment there are
6287 * If we say yes here, we have to checksum outbound packets
6293 qeth_ethtool_set_tx_csum(struct net_device
*dev
, u32 data
)
6299 qeth_ethtool_get_rx_csum(struct net_device
*dev
)
6301 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6303 return (card
->options
.checksum_type
== HW_CHECKSUMMING
);
6307 qeth_ethtool_set_rx_csum(struct net_device
*dev
, u32 data
)
6309 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6311 if ((card
->state
!= CARD_STATE_DOWN
) &&
6312 (card
->state
!= CARD_STATE_RECOVER
))
6315 card
->options
.checksum_type
= HW_CHECKSUMMING
;
6317 card
->options
.checksum_type
= SW_CHECKSUMMING
;
6322 qeth_ethtool_get_sg(struct net_device
*dev
)
6324 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6326 return ((card
->options
.large_send
!= QETH_LARGE_SEND_NO
) &&
6327 (dev
->features
& NETIF_F_SG
));
6331 qeth_ethtool_set_sg(struct net_device
*dev
, u32 data
)
6333 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6336 if (card
->options
.large_send
!= QETH_LARGE_SEND_NO
)
6337 dev
->features
|= NETIF_F_SG
;
6339 dev
->features
&= ~NETIF_F_SG
;
6343 dev
->features
&= ~NETIF_F_SG
;
6348 qeth_ethtool_get_tso(struct net_device
*dev
)
6350 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6352 return ((card
->options
.large_send
!= QETH_LARGE_SEND_NO
) &&
6353 (dev
->features
& NETIF_F_TSO
));
6357 qeth_ethtool_set_tso(struct net_device
*dev
, u32 data
)
6359 struct qeth_card
*card
= (struct qeth_card
*)dev
->priv
;
6362 if (card
->options
.large_send
!= QETH_LARGE_SEND_NO
)
6363 dev
->features
|= NETIF_F_TSO
;
6365 dev
->features
&= ~NETIF_F_TSO
;
6369 dev
->features
&= ~NETIF_F_TSO
;
6373 static struct ethtool_ops qeth_ethtool_ops
= {
6374 .get_tx_csum
= qeth_ethtool_get_tx_csum
,
6375 .set_tx_csum
= qeth_ethtool_set_tx_csum
,
6376 .get_rx_csum
= qeth_ethtool_get_rx_csum
,
6377 .set_rx_csum
= qeth_ethtool_set_rx_csum
,
6378 .get_sg
= qeth_ethtool_get_sg
,
6379 .set_sg
= qeth_ethtool_set_sg
,
6380 .get_tso
= qeth_ethtool_get_tso
,
6381 .set_tso
= qeth_ethtool_set_tso
,
6385 qeth_netdev_init(struct net_device
*dev
)
6387 struct qeth_card
*card
;
6389 card
= (struct qeth_card
*) dev
->priv
;
6391 QETH_DBF_TEXT(trace
,3,"initdev");
6393 dev
->tx_timeout
= &qeth_tx_timeout
;
6394 dev
->watchdog_timeo
= QETH_TX_TIMEOUT
;
6395 dev
->open
= qeth_open
;
6396 dev
->stop
= qeth_stop
;
6397 dev
->hard_start_xmit
= qeth_hard_start_xmit
;
6398 dev
->do_ioctl
= qeth_do_ioctl
;
6399 dev
->get_stats
= qeth_get_stats
;
6400 dev
->change_mtu
= qeth_change_mtu
;
6401 dev
->neigh_setup
= qeth_neigh_setup
;
6402 dev
->set_multicast_list
= qeth_set_multicast_list
;
6403 #ifdef CONFIG_QETH_VLAN
6404 dev
->vlan_rx_register
= qeth_vlan_rx_register
;
6405 dev
->vlan_rx_kill_vid
= qeth_vlan_rx_kill_vid
;
6406 dev
->vlan_rx_add_vid
= qeth_vlan_rx_add_vid
;
6408 dev
->hard_header
= card
->orig_hard_header
;
6409 if (qeth_get_netdev_flags(card
) & IFF_NOARP
) {
6410 dev
->rebuild_header
= NULL
;
6411 dev
->hard_header
= NULL
;
6412 if (card
->options
.fake_ll
)
6413 dev
->hard_header
= qeth_fake_header
;
6414 dev
->header_cache_update
= NULL
;
6415 dev
->hard_header_cache
= NULL
;
6417 #ifdef CONFIG_QETH_IPV6
6418 /*IPv6 address autoconfiguration stuff*/
6419 if (!(card
->info
.unique_id
& UNIQUE_ID_NOT_BY_CARD
))
6420 card
->dev
->dev_id
= card
->info
.unique_id
& 0xffff;
6422 dev
->hard_header_parse
= NULL
;
6423 dev
->set_mac_address
= qeth_layer2_set_mac_address
;
6424 dev
->flags
|= qeth_get_netdev_flags(card
);
6425 if ((card
->options
.fake_broadcast
) ||
6426 (card
->info
.broadcast_capable
))
6427 dev
->flags
|= IFF_BROADCAST
;
6428 dev
->hard_header_len
=
6429 qeth_get_hlen(card
->info
.link_type
) + card
->options
.add_hhlen
;
6430 dev
->addr_len
= OSA_ADDR_LEN
;
6431 dev
->mtu
= card
->info
.initial_mtu
;
6432 if (card
->info
.type
!= QETH_CARD_TYPE_OSN
)
6433 SET_ETHTOOL_OPS(dev
, &qeth_ethtool_ops
);
6434 SET_MODULE_OWNER(dev
);
6439 qeth_init_func_level(struct qeth_card
*card
)
6441 if (card
->ipato
.enabled
) {
6442 if (card
->info
.type
== QETH_CARD_TYPE_IQD
)
6443 card
->info
.func_level
=
6444 QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT
;
6446 card
->info
.func_level
=
6447 QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT
;
6449 if (card
->info
.type
== QETH_CARD_TYPE_IQD
)
6450 /*FIXME:why do we have same values for dis and ena for osae??? */
6451 card
->info
.func_level
=
6452 QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT
;
6454 card
->info
.func_level
=
6455 QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT
;
6460 * hardsetup card, initialize MPC and QDIO stuff
6463 qeth_hardsetup_card(struct qeth_card
*card
)
6468 QETH_DBF_TEXT(setup
, 2, "hrdsetup");
6472 PRINT_WARN("Retrying to do IDX activates.\n");
6473 ccw_device_set_offline(CARD_DDEV(card
));
6474 ccw_device_set_offline(CARD_WDEV(card
));
6475 ccw_device_set_offline(CARD_RDEV(card
));
6476 ccw_device_set_online(CARD_RDEV(card
));
6477 ccw_device_set_online(CARD_WDEV(card
));
6478 ccw_device_set_online(CARD_DDEV(card
));
6480 rc
= qeth_qdio_clear_card(card
,card
->info
.type
!=QETH_CARD_TYPE_IQD
);
6481 if (rc
== -ERESTARTSYS
) {
6482 QETH_DBF_TEXT(setup
, 2, "break1");
6485 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
6491 if ((rc
= qeth_get_unitaddr(card
))){
6492 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
6495 qeth_init_tokens(card
);
6496 qeth_init_func_level(card
);
6497 rc
= qeth_idx_activate_channel(&card
->read
, qeth_idx_read_cb
);
6498 if (rc
== -ERESTARTSYS
) {
6499 QETH_DBF_TEXT(setup
, 2, "break2");
6502 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
6508 rc
= qeth_idx_activate_channel(&card
->write
, qeth_idx_write_cb
);
6509 if (rc
== -ERESTARTSYS
) {
6510 QETH_DBF_TEXT(setup
, 2, "break3");
6513 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
6519 if ((rc
= qeth_mpc_initialize(card
))){
6520 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
6523 /*network device will be recovered*/
6525 card
->dev
->hard_header
= card
->orig_hard_header
;
6528 /* at first set_online allocate netdev */
6529 card
->dev
= qeth_get_netdevice(card
->info
.type
,
6530 card
->info
.link_type
);
6532 qeth_qdio_clear_card(card
, card
->info
.type
!=
6533 QETH_CARD_TYPE_IQD
);
6535 QETH_DBF_TEXT_(setup
, 2, "6err%d", rc
);
6538 card
->dev
->priv
= card
;
6539 card
->orig_hard_header
= card
->dev
->hard_header
;
6540 card
->dev
->type
= qeth_get_arphdr_type(card
->info
.type
,
6541 card
->info
.link_type
);
6542 card
->dev
->init
= qeth_netdev_init
;
6545 PRINT_ERR("Initialization in hardsetup failed! rc=%d\n", rc
);
6550 qeth_default_setassparms_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
6553 struct qeth_ipa_cmd
*cmd
;
6555 QETH_DBF_TEXT(trace
,4,"defadpcb");
6557 cmd
= (struct qeth_ipa_cmd
*) data
;
6558 if (cmd
->hdr
.return_code
== 0){
6559 cmd
->hdr
.return_code
= cmd
->data
.setassparms
.hdr
.return_code
;
6560 if (cmd
->hdr
.prot_version
== QETH_PROT_IPV4
)
6561 card
->options
.ipa4
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6562 #ifdef CONFIG_QETH_IPV6
6563 if (cmd
->hdr
.prot_version
== QETH_PROT_IPV6
)
6564 card
->options
.ipa6
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6567 if (cmd
->data
.setassparms
.hdr
.assist_no
== IPA_INBOUND_CHECKSUM
&&
6568 cmd
->data
.setassparms
.hdr
.command_code
== IPA_CMD_ASS_START
) {
6569 card
->info
.csum_mask
= cmd
->data
.setassparms
.data
.flags_32bit
;
6570 QETH_DBF_TEXT_(trace
, 3, "csum:%d", card
->info
.csum_mask
);
6576 qeth_default_setadapterparms_cb(struct qeth_card
*card
,
6577 struct qeth_reply
*reply
,
6580 struct qeth_ipa_cmd
*cmd
;
6582 QETH_DBF_TEXT(trace
,4,"defadpcb");
6584 cmd
= (struct qeth_ipa_cmd
*) data
;
6585 if (cmd
->hdr
.return_code
== 0)
6586 cmd
->hdr
.return_code
= cmd
->data
.setadapterparms
.hdr
.return_code
;
6593 qeth_query_setadapterparms_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
6596 struct qeth_ipa_cmd
*cmd
;
6598 QETH_DBF_TEXT(trace
,3,"quyadpcb");
6600 cmd
= (struct qeth_ipa_cmd
*) data
;
6601 if (cmd
->data
.setadapterparms
.data
.query_cmds_supp
.lan_type
& 0x7f)
6602 card
->info
.link_type
=
6603 cmd
->data
.setadapterparms
.data
.query_cmds_supp
.lan_type
;
6604 card
->options
.adp
.supported_funcs
=
6605 cmd
->data
.setadapterparms
.data
.query_cmds_supp
.supported_cmds
;
6606 return qeth_default_setadapterparms_cb(card
, reply
, (unsigned long)cmd
);
6610 qeth_query_setadapterparms(struct qeth_card
*card
)
6613 struct qeth_cmd_buffer
*iob
;
6615 QETH_DBF_TEXT(trace
,3,"queryadp");
6616 iob
= qeth_get_adapter_cmd(card
, IPA_SETADP_QUERY_COMMANDS_SUPPORTED
,
6617 sizeof(struct qeth_ipacmd_setadpparms
));
6618 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_query_setadapterparms_cb
, NULL
);
6623 qeth_setadpparms_change_macaddr_cb(struct qeth_card
*card
,
6624 struct qeth_reply
*reply
,
6627 struct qeth_ipa_cmd
*cmd
;
6629 QETH_DBF_TEXT(trace
,4,"chgmaccb");
6631 cmd
= (struct qeth_ipa_cmd
*) data
;
6632 if (!card
->options
.layer2
|| card
->info
.guestlan
||
6633 !(card
->info
.mac_bits
& QETH_LAYER2_MAC_READ
)) {
6634 memcpy(card
->dev
->dev_addr
,
6635 &cmd
->data
.setadapterparms
.data
.change_addr
.addr
,
6637 card
->info
.mac_bits
|= QETH_LAYER2_MAC_READ
;
6639 qeth_default_setadapterparms_cb(card
, reply
, (unsigned long) cmd
);
6644 qeth_setadpparms_change_macaddr(struct qeth_card
*card
)
6647 struct qeth_cmd_buffer
*iob
;
6648 struct qeth_ipa_cmd
*cmd
;
6650 QETH_DBF_TEXT(trace
,4,"chgmac");
6652 iob
= qeth_get_adapter_cmd(card
,IPA_SETADP_ALTER_MAC_ADDRESS
,
6653 sizeof(struct qeth_ipacmd_setadpparms
));
6654 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6655 cmd
->data
.setadapterparms
.data
.change_addr
.cmd
= CHANGE_ADDR_READ_MAC
;
6656 cmd
->data
.setadapterparms
.data
.change_addr
.addr_size
= OSA_ADDR_LEN
;
6657 memcpy(&cmd
->data
.setadapterparms
.data
.change_addr
.addr
,
6658 card
->dev
->dev_addr
, OSA_ADDR_LEN
);
6659 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_setadpparms_change_macaddr_cb
,
6665 qeth_send_setadp_mode(struct qeth_card
*card
, __u32 command
, __u32 mode
)
6668 struct qeth_cmd_buffer
*iob
;
6669 struct qeth_ipa_cmd
*cmd
;
6671 QETH_DBF_TEXT(trace
,4,"adpmode");
6673 iob
= qeth_get_adapter_cmd(card
, command
,
6674 sizeof(struct qeth_ipacmd_setadpparms
));
6675 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6676 cmd
->data
.setadapterparms
.data
.mode
= mode
;
6677 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_default_setadapterparms_cb
,
6683 qeth_setadapter_hstr(struct qeth_card
*card
)
6687 QETH_DBF_TEXT(trace
,4,"adphstr");
6689 if (qeth_adp_supported(card
,IPA_SETADP_SET_BROADCAST_MODE
)) {
6690 rc
= qeth_send_setadp_mode(card
, IPA_SETADP_SET_BROADCAST_MODE
,
6691 card
->options
.broadcast_mode
);
6693 PRINT_WARN("couldn't set broadcast mode on "
6695 CARD_BUS_ID(card
), rc
);
6696 rc
= qeth_send_setadp_mode(card
, IPA_SETADP_ALTER_MAC_ADDRESS
,
6697 card
->options
.macaddr_mode
);
6699 PRINT_WARN("couldn't set macaddr mode on "
6700 "device %s: x%x\n", CARD_BUS_ID(card
), rc
);
6703 if (card
->options
.broadcast_mode
== QETH_TR_BROADCAST_LOCAL
)
6704 PRINT_WARN("set adapter parameters not available "
6705 "to set broadcast mode, using ALLRINGS "
6706 "on device %s:\n", CARD_BUS_ID(card
));
6707 if (card
->options
.macaddr_mode
== QETH_TR_MACADDR_CANONICAL
)
6708 PRINT_WARN("set adapter parameters not available "
6709 "to set macaddr mode, using NONCANONICAL "
6710 "on device %s:\n", CARD_BUS_ID(card
));
6715 qeth_setadapter_parms(struct qeth_card
*card
)
6719 QETH_DBF_TEXT(setup
, 2, "setadprm");
6721 if (!qeth_is_supported(card
, IPA_SETADAPTERPARMS
)){
6722 PRINT_WARN("set adapter parameters not supported "
6725 QETH_DBF_TEXT(setup
, 2, " notsupp");
6728 rc
= qeth_query_setadapterparms(card
);
6730 PRINT_WARN("couldn't set adapter parameters on device %s: "
6731 "x%x\n", CARD_BUS_ID(card
), rc
);
6734 if (qeth_adp_supported(card
,IPA_SETADP_ALTER_MAC_ADDRESS
)) {
6735 rc
= qeth_setadpparms_change_macaddr(card
);
6737 PRINT_WARN("couldn't get MAC address on "
6739 CARD_BUS_ID(card
), rc
);
6742 if ((card
->info
.link_type
== QETH_LINK_TYPE_HSTR
) ||
6743 (card
->info
.link_type
== QETH_LINK_TYPE_LANE_TR
))
6744 rc
= qeth_setadapter_hstr(card
);
6750 qeth_layer2_initialize(struct qeth_card
*card
)
6755 QETH_DBF_TEXT(setup
, 2, "doL2init");
6756 QETH_DBF_TEXT_(setup
, 2, "doL2%s", CARD_BUS_ID(card
));
6758 rc
= qeth_query_setadapterparms(card
);
6760 PRINT_WARN("could not query adapter parameters on device %s: "
6761 "x%x\n", CARD_BUS_ID(card
), rc
);
6764 rc
= qeth_setadpparms_change_macaddr(card
);
6766 PRINT_WARN("couldn't get MAC address on "
6768 CARD_BUS_ID(card
), rc
);
6769 QETH_DBF_TEXT_(setup
, 2,"1err%d",rc
);
6772 QETH_DBF_HEX(setup
,2, card
->dev
->dev_addr
, OSA_ADDR_LEN
);
6774 rc
= qeth_layer2_send_setmac(card
, &card
->dev
->dev_addr
[0]);
6776 QETH_DBF_TEXT_(setup
, 2,"2err%d",rc
);
6782 qeth_send_startstoplan(struct qeth_card
*card
, enum qeth_ipa_cmds ipacmd
,
6783 enum qeth_prot_versions prot
)
6786 struct qeth_cmd_buffer
*iob
;
6788 iob
= qeth_get_ipacmd_buffer(card
,ipacmd
,prot
);
6789 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
6795 qeth_send_startlan(struct qeth_card
*card
, enum qeth_prot_versions prot
)
6799 QETH_DBF_TEXT_(setup
, 2, "strtlan%i", prot
);
6801 rc
= qeth_send_startstoplan(card
, IPA_CMD_STARTLAN
, prot
);
6806 qeth_send_stoplan(struct qeth_card
*card
)
6811 * TODO: according to the IPA format document page 14,
6812 * TCP/IP (we!) never issue a STOPLAN
6815 QETH_DBF_TEXT(trace
, 2, "stoplan");
6817 rc
= qeth_send_startstoplan(card
, IPA_CMD_STOPLAN
, QETH_PROT_IPV4
);
6822 qeth_query_ipassists_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
6825 struct qeth_ipa_cmd
*cmd
;
6827 QETH_DBF_TEXT(setup
, 2, "qipasscb");
6829 cmd
= (struct qeth_ipa_cmd
*) data
;
6830 if (cmd
->hdr
.prot_version
== QETH_PROT_IPV4
) {
6831 card
->options
.ipa4
.supported_funcs
= cmd
->hdr
.ipa_supported
;
6832 card
->options
.ipa4
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6833 /* Disable IPV6 support hard coded for Hipersockets */
6834 if(card
->info
.type
== QETH_CARD_TYPE_IQD
)
6835 card
->options
.ipa4
.supported_funcs
&= ~IPA_IPV6
;
6837 #ifdef CONFIG_QETH_IPV6
6838 card
->options
.ipa6
.supported_funcs
= cmd
->hdr
.ipa_supported
;
6839 card
->options
.ipa6
.enabled_funcs
= cmd
->hdr
.ipa_enabled
;
6842 QETH_DBF_TEXT(setup
, 2, "suppenbl");
6843 QETH_DBF_TEXT_(setup
, 2, "%x",cmd
->hdr
.ipa_supported
);
6844 QETH_DBF_TEXT_(setup
, 2, "%x",cmd
->hdr
.ipa_enabled
);
6849 qeth_query_ipassists(struct qeth_card
*card
, enum qeth_prot_versions prot
)
6852 struct qeth_cmd_buffer
*iob
;
6854 QETH_DBF_TEXT_(setup
, 2, "qipassi%i", prot
);
6855 if (card
->options
.layer2
) {
6856 QETH_DBF_TEXT(setup
, 2, "noprmly2");
6860 iob
= qeth_get_ipacmd_buffer(card
,IPA_CMD_QIPASSIST
,prot
);
6861 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_query_ipassists_cb
, NULL
);
6865 static struct qeth_cmd_buffer
*
6866 qeth_get_setassparms_cmd(struct qeth_card
*card
, enum qeth_ipa_funcs ipa_func
,
6867 __u16 cmd_code
, __u16 len
,
6868 enum qeth_prot_versions prot
)
6870 struct qeth_cmd_buffer
*iob
;
6871 struct qeth_ipa_cmd
*cmd
;
6873 QETH_DBF_TEXT(trace
,4,"getasscm");
6874 iob
= qeth_get_ipacmd_buffer(card
,IPA_CMD_SETASSPARMS
,prot
);
6876 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6877 cmd
->data
.setassparms
.hdr
.assist_no
= ipa_func
;
6878 cmd
->data
.setassparms
.hdr
.length
= 8 + len
;
6879 cmd
->data
.setassparms
.hdr
.command_code
= cmd_code
;
6880 cmd
->data
.setassparms
.hdr
.return_code
= 0;
6881 cmd
->data
.setassparms
.hdr
.seq_no
= 0;
6887 qeth_send_setassparms(struct qeth_card
*card
, struct qeth_cmd_buffer
*iob
,
6888 __u16 len
, long data
,
6890 (struct qeth_card
*,struct qeth_reply
*,unsigned long),
6894 struct qeth_ipa_cmd
*cmd
;
6896 QETH_DBF_TEXT(trace
,4,"sendassp");
6898 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
6899 if (len
<= sizeof(__u32
))
6900 cmd
->data
.setassparms
.data
.flags_32bit
= (__u32
) data
;
6901 else if (len
> sizeof(__u32
))
6902 memcpy(&cmd
->data
.setassparms
.data
, (void *) data
, len
);
6904 rc
= qeth_send_ipa_cmd(card
, iob
, reply_cb
, reply_param
);
6908 #ifdef CONFIG_QETH_IPV6
6910 qeth_send_simple_setassparms_ipv6(struct qeth_card
*card
,
6911 enum qeth_ipa_funcs ipa_func
, __u16 cmd_code
)
6915 struct qeth_cmd_buffer
*iob
;
6917 QETH_DBF_TEXT(trace
,4,"simassp6");
6918 iob
= qeth_get_setassparms_cmd(card
, ipa_func
, cmd_code
,
6920 rc
= qeth_send_setassparms(card
, iob
, 0, 0,
6921 qeth_default_setassparms_cb
, NULL
);
6927 qeth_send_simple_setassparms(struct qeth_card
*card
,
6928 enum qeth_ipa_funcs ipa_func
,
6929 __u16 cmd_code
, long data
)
6933 struct qeth_cmd_buffer
*iob
;
6935 QETH_DBF_TEXT(trace
,4,"simassp4");
6937 length
= sizeof(__u32
);
6938 iob
= qeth_get_setassparms_cmd(card
, ipa_func
, cmd_code
,
6939 length
, QETH_PROT_IPV4
);
6940 rc
= qeth_send_setassparms(card
, iob
, length
, data
,
6941 qeth_default_setassparms_cb
, NULL
);
6946 qeth_start_ipa_arp_processing(struct qeth_card
*card
)
6950 QETH_DBF_TEXT(trace
,3,"ipaarp");
6952 if (!qeth_is_supported(card
,IPA_ARP_PROCESSING
)) {
6953 PRINT_WARN("ARP processing not supported "
6954 "on %s!\n", QETH_CARD_IFNAME(card
));
6957 rc
= qeth_send_simple_setassparms(card
,IPA_ARP_PROCESSING
,
6958 IPA_CMD_ASS_START
, 0);
6960 PRINT_WARN("Could not start ARP processing "
6961 "assist on %s: 0x%x\n",
6962 QETH_CARD_IFNAME(card
), rc
);
6968 qeth_start_ipa_ip_fragmentation(struct qeth_card
*card
)
6972 QETH_DBF_TEXT(trace
,3,"ipaipfrg");
6974 if (!qeth_is_supported(card
, IPA_IP_FRAGMENTATION
)) {
6975 PRINT_INFO("Hardware IP fragmentation not supported on %s\n",
6976 QETH_CARD_IFNAME(card
));
6980 rc
= qeth_send_simple_setassparms(card
, IPA_IP_FRAGMENTATION
,
6981 IPA_CMD_ASS_START
, 0);
6983 PRINT_WARN("Could not start Hardware IP fragmentation "
6984 "assist on %s: 0x%x\n",
6985 QETH_CARD_IFNAME(card
), rc
);
6987 PRINT_INFO("Hardware IP fragmentation enabled \n");
6992 qeth_start_ipa_source_mac(struct qeth_card
*card
)
6996 QETH_DBF_TEXT(trace
,3,"stsrcmac");
6998 if (!card
->options
.fake_ll
)
7001 if (!qeth_is_supported(card
, IPA_SOURCE_MAC
)) {
7002 PRINT_INFO("Inbound source address not "
7003 "supported on %s\n", QETH_CARD_IFNAME(card
));
7007 rc
= qeth_send_simple_setassparms(card
, IPA_SOURCE_MAC
,
7008 IPA_CMD_ASS_START
, 0);
7010 PRINT_WARN("Could not start inbound source "
7011 "assist on %s: 0x%x\n",
7012 QETH_CARD_IFNAME(card
), rc
);
7017 qeth_start_ipa_vlan(struct qeth_card
*card
)
7021 QETH_DBF_TEXT(trace
,3,"strtvlan");
7023 #ifdef CONFIG_QETH_VLAN
7024 if (!qeth_is_supported(card
, IPA_FULL_VLAN
)) {
7025 PRINT_WARN("VLAN not supported on %s\n", QETH_CARD_IFNAME(card
));
7029 rc
= qeth_send_simple_setassparms(card
, IPA_VLAN_PRIO
,
7030 IPA_CMD_ASS_START
,0);
7032 PRINT_WARN("Could not start vlan "
7033 "assist on %s: 0x%x\n",
7034 QETH_CARD_IFNAME(card
), rc
);
7036 PRINT_INFO("VLAN enabled \n");
7037 card
->dev
->features
|=
7038 NETIF_F_HW_VLAN_FILTER
|
7039 NETIF_F_HW_VLAN_TX
|
7042 #endif /* QETH_VLAN */
7047 qeth_start_ipa_multicast(struct qeth_card
*card
)
7051 QETH_DBF_TEXT(trace
,3,"stmcast");
7053 if (!qeth_is_supported(card
, IPA_MULTICASTING
)) {
7054 PRINT_WARN("Multicast not supported on %s\n",
7055 QETH_CARD_IFNAME(card
));
7059 rc
= qeth_send_simple_setassparms(card
, IPA_MULTICASTING
,
7060 IPA_CMD_ASS_START
,0);
7062 PRINT_WARN("Could not start multicast "
7063 "assist on %s: rc=%i\n",
7064 QETH_CARD_IFNAME(card
), rc
);
7066 PRINT_INFO("Multicast enabled\n");
7067 card
->dev
->flags
|= IFF_MULTICAST
;
7072 #ifdef CONFIG_QETH_IPV6
7074 qeth_softsetup_ipv6(struct qeth_card
*card
)
7078 QETH_DBF_TEXT(trace
,3,"softipv6");
7080 netif_stop_queue(card
->dev
);
7081 rc
= qeth_send_startlan(card
, QETH_PROT_IPV6
);
7083 PRINT_ERR("IPv6 startlan failed on %s\n",
7084 QETH_CARD_IFNAME(card
));
7087 netif_wake_queue(card
->dev
);
7088 rc
= qeth_query_ipassists(card
,QETH_PROT_IPV6
);
7090 PRINT_ERR("IPv6 query ipassist failed on %s\n",
7091 QETH_CARD_IFNAME(card
));
7094 rc
= qeth_send_simple_setassparms(card
, IPA_IPV6
,
7095 IPA_CMD_ASS_START
, 3);
7097 PRINT_WARN("IPv6 start assist (version 4) failed "
7099 QETH_CARD_IFNAME(card
), rc
);
7102 rc
= qeth_send_simple_setassparms_ipv6(card
, IPA_IPV6
,
7105 PRINT_WARN("IPV6 start assist (version 6) failed "
7107 QETH_CARD_IFNAME(card
), rc
);
7110 rc
= qeth_send_simple_setassparms_ipv6(card
, IPA_PASSTHRU
,
7113 PRINT_WARN("Could not enable passthrough "
7115 QETH_CARD_IFNAME(card
), rc
);
7118 PRINT_INFO("IPV6 enabled \n");
7125 qeth_start_ipa_ipv6(struct qeth_card
*card
)
7128 #ifdef CONFIG_QETH_IPV6
7129 QETH_DBF_TEXT(trace
,3,"strtipv6");
7131 if (!qeth_is_supported(card
, IPA_IPV6
)) {
7132 PRINT_WARN("IPv6 not supported on %s\n",
7133 QETH_CARD_IFNAME(card
));
7136 rc
= qeth_softsetup_ipv6(card
);
7142 qeth_start_ipa_broadcast(struct qeth_card
*card
)
7146 QETH_DBF_TEXT(trace
,3,"stbrdcst");
7147 card
->info
.broadcast_capable
= 0;
7148 if (!qeth_is_supported(card
, IPA_FILTERING
)) {
7149 PRINT_WARN("Broadcast not supported on %s\n",
7150 QETH_CARD_IFNAME(card
));
7154 rc
= qeth_send_simple_setassparms(card
, IPA_FILTERING
,
7155 IPA_CMD_ASS_START
, 0);
7157 PRINT_WARN("Could not enable broadcasting filtering "
7159 QETH_CARD_IFNAME(card
), rc
);
7163 rc
= qeth_send_simple_setassparms(card
, IPA_FILTERING
,
7164 IPA_CMD_ASS_CONFIGURE
, 1);
7166 PRINT_WARN("Could not set up broadcast filtering on %s: 0x%x\n",
7167 QETH_CARD_IFNAME(card
), rc
);
7170 card
->info
.broadcast_capable
= QETH_BROADCAST_WITH_ECHO
;
7171 PRINT_INFO("Broadcast enabled \n");
7172 rc
= qeth_send_simple_setassparms(card
, IPA_FILTERING
,
7173 IPA_CMD_ASS_ENABLE
, 1);
7175 PRINT_WARN("Could not set up broadcast echo filtering on "
7176 "%s: 0x%x\n", QETH_CARD_IFNAME(card
), rc
);
7179 card
->info
.broadcast_capable
= QETH_BROADCAST_WITHOUT_ECHO
;
7181 if (card
->info
.broadcast_capable
)
7182 card
->dev
->flags
|= IFF_BROADCAST
;
7184 card
->dev
->flags
&= ~IFF_BROADCAST
;
7189 qeth_send_checksum_command(struct qeth_card
*card
)
7193 rc
= qeth_send_simple_setassparms(card
, IPA_INBOUND_CHECKSUM
,
7194 IPA_CMD_ASS_START
, 0);
7196 PRINT_WARN("Starting Inbound HW Checksumming failed on %s: "
7197 "0x%x,\ncontinuing using Inbound SW Checksumming\n",
7198 QETH_CARD_IFNAME(card
), rc
);
7201 rc
= qeth_send_simple_setassparms(card
, IPA_INBOUND_CHECKSUM
,
7203 card
->info
.csum_mask
);
7205 PRINT_WARN("Enabling Inbound HW Checksumming failed on %s: "
7206 "0x%x,\ncontinuing using Inbound SW Checksumming\n",
7207 QETH_CARD_IFNAME(card
), rc
);
7214 qeth_start_ipa_checksum(struct qeth_card
*card
)
7218 QETH_DBF_TEXT(trace
,3,"strtcsum");
7220 if (card
->options
.checksum_type
== NO_CHECKSUMMING
) {
7221 PRINT_WARN("Using no checksumming on %s.\n",
7222 QETH_CARD_IFNAME(card
));
7225 if (card
->options
.checksum_type
== SW_CHECKSUMMING
) {
7226 PRINT_WARN("Using SW checksumming on %s.\n",
7227 QETH_CARD_IFNAME(card
));
7230 if (!qeth_is_supported(card
, IPA_INBOUND_CHECKSUM
)) {
7231 PRINT_WARN("Inbound HW Checksumming not "
7232 "supported on %s,\ncontinuing "
7233 "using Inbound SW Checksumming\n",
7234 QETH_CARD_IFNAME(card
));
7235 card
->options
.checksum_type
= SW_CHECKSUMMING
;
7238 rc
= qeth_send_checksum_command(card
);
7240 PRINT_INFO("HW Checksumming (inbound) enabled \n");
7246 qeth_start_ipa_tso(struct qeth_card
*card
)
7250 QETH_DBF_TEXT(trace
,3,"sttso");
7252 if (!qeth_is_supported(card
, IPA_OUTBOUND_TSO
)) {
7253 PRINT_WARN("Outbound TSO not supported on %s\n",
7254 QETH_CARD_IFNAME(card
));
7257 rc
= qeth_send_simple_setassparms(card
, IPA_OUTBOUND_TSO
,
7258 IPA_CMD_ASS_START
,0);
7260 PRINT_WARN("Could not start outbound TSO "
7261 "assist on %s: rc=%i\n",
7262 QETH_CARD_IFNAME(card
), rc
);
7264 PRINT_INFO("Outbound TSO enabled\n");
7266 if (rc
&& (card
->options
.large_send
== QETH_LARGE_SEND_TSO
)){
7267 card
->options
.large_send
= QETH_LARGE_SEND_NO
;
7268 card
->dev
->features
&= ~ (NETIF_F_TSO
| NETIF_F_SG
);
7274 qeth_start_ipassists(struct qeth_card
*card
)
7276 QETH_DBF_TEXT(trace
,3,"strtipas");
7277 qeth_start_ipa_arp_processing(card
); /* go on*/
7278 qeth_start_ipa_ip_fragmentation(card
); /* go on*/
7279 qeth_start_ipa_source_mac(card
); /* go on*/
7280 qeth_start_ipa_vlan(card
); /* go on*/
7281 qeth_start_ipa_multicast(card
); /* go on*/
7282 qeth_start_ipa_ipv6(card
); /* go on*/
7283 qeth_start_ipa_broadcast(card
); /* go on*/
7284 qeth_start_ipa_checksum(card
); /* go on*/
7285 qeth_start_ipa_tso(card
); /* go on*/
7290 qeth_send_setrouting(struct qeth_card
*card
, enum qeth_routing_types type
,
7291 enum qeth_prot_versions prot
)
7294 struct qeth_ipa_cmd
*cmd
;
7295 struct qeth_cmd_buffer
*iob
;
7297 QETH_DBF_TEXT(trace
,4,"setroutg");
7298 iob
= qeth_get_ipacmd_buffer(card
, IPA_CMD_SETRTG
, prot
);
7299 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
7300 cmd
->data
.setrtg
.type
= (type
);
7301 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
7308 qeth_correct_routing_type(struct qeth_card
*card
, enum qeth_routing_types
*type
,
7309 enum qeth_prot_versions prot
)
7311 if (card
->info
.type
== QETH_CARD_TYPE_IQD
) {
7314 case PRIMARY_CONNECTOR
:
7315 case SECONDARY_CONNECTOR
:
7316 case MULTICAST_ROUTER
:
7324 case PRIMARY_ROUTER
:
7325 case SECONDARY_ROUTER
:
7327 case MULTICAST_ROUTER
:
7328 if (qeth_is_ipafunc_supported(card
, prot
,
7336 PRINT_WARN("Routing type '%s' not supported for interface %s.\n"
7337 "Router status set to 'no router'.\n",
7338 ((*type
== PRIMARY_ROUTER
)? "primary router" :
7339 (*type
== SECONDARY_ROUTER
)? "secondary router" :
7340 (*type
== PRIMARY_CONNECTOR
)? "primary connector" :
7341 (*type
== SECONDARY_CONNECTOR
)? "secondary connector" :
7342 (*type
== MULTICAST_ROUTER
)? "multicast router" :
7349 qeth_setrouting_v4(struct qeth_card
*card
)
7353 QETH_DBF_TEXT(trace
,3,"setrtg4");
7355 qeth_correct_routing_type(card
, &card
->options
.route4
.type
,
7358 rc
= qeth_send_setrouting(card
, card
->options
.route4
.type
,
7361 card
->options
.route4
.type
= NO_ROUTER
;
7362 PRINT_WARN("Error (0x%04x) while setting routing type on %s. "
7363 "Type set to 'no router'.\n",
7364 rc
, QETH_CARD_IFNAME(card
));
7370 qeth_setrouting_v6(struct qeth_card
*card
)
7374 QETH_DBF_TEXT(trace
,3,"setrtg6");
7375 #ifdef CONFIG_QETH_IPV6
7377 qeth_correct_routing_type(card
, &card
->options
.route6
.type
,
7380 if ((card
->options
.route6
.type
== NO_ROUTER
) ||
7381 ((card
->info
.type
== QETH_CARD_TYPE_OSAE
) &&
7382 (card
->options
.route6
.type
== MULTICAST_ROUTER
) &&
7383 !qeth_is_supported6(card
,IPA_OSA_MC_ROUTER
)))
7385 rc
= qeth_send_setrouting(card
, card
->options
.route6
.type
,
7388 card
->options
.route6
.type
= NO_ROUTER
;
7389 PRINT_WARN("Error (0x%04x) while setting routing type on %s. "
7390 "Type set to 'no router'.\n",
7391 rc
, QETH_CARD_IFNAME(card
));
7398 qeth_set_large_send(struct qeth_card
*card
, enum qeth_large_send_types type
)
7402 if (card
->dev
== NULL
) {
7403 card
->options
.large_send
= type
;
7406 netif_stop_queue(card
->dev
);
7407 card
->options
.large_send
= type
;
7408 switch (card
->options
.large_send
) {
7409 case QETH_LARGE_SEND_EDDP
:
7410 card
->dev
->features
|= NETIF_F_TSO
| NETIF_F_SG
;
7412 case QETH_LARGE_SEND_TSO
:
7413 if (qeth_is_supported(card
, IPA_OUTBOUND_TSO
)){
7414 card
->dev
->features
|= NETIF_F_TSO
| NETIF_F_SG
;
7416 PRINT_WARN("TSO not supported on %s. "
7417 "large_send set to 'no'.\n",
7419 card
->dev
->features
&= ~(NETIF_F_TSO
| NETIF_F_SG
);
7420 card
->options
.large_send
= QETH_LARGE_SEND_NO
;
7424 default: /* includes QETH_LARGE_SEND_NO */
7425 card
->dev
->features
&= ~(NETIF_F_TSO
| NETIF_F_SG
);
7428 netif_wake_queue(card
->dev
);
7433 * softsetup card: init IPA stuff
7436 qeth_softsetup_card(struct qeth_card
*card
)
7440 QETH_DBF_TEXT(setup
, 2, "softsetp");
7442 if ((rc
= qeth_send_startlan(card
, QETH_PROT_IPV4
))){
7443 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
7445 PRINT_WARN("LAN on card %s if offline! "
7446 "Continuing softsetup.\n",
7448 card
->lan_online
= 0;
7452 card
->lan_online
= 1;
7453 if (card
->info
.type
==QETH_CARD_TYPE_OSN
)
7455 if (card
->options
.layer2
) {
7456 card
->dev
->features
|=
7457 NETIF_F_HW_VLAN_FILTER
|
7458 NETIF_F_HW_VLAN_TX
|
7460 card
->dev
->flags
|=IFF_MULTICAST
|IFF_BROADCAST
;
7461 card
->info
.broadcast_capable
=1;
7462 if ((rc
= qeth_layer2_initialize(card
))) {
7463 QETH_DBF_TEXT_(setup
, 2, "L2err%d", rc
);
7466 #ifdef CONFIG_QETH_VLAN
7467 qeth_layer2_process_vlans(card
, 0);
7471 if ((card
->options
.large_send
== QETH_LARGE_SEND_EDDP
) ||
7472 (card
->options
.large_send
== QETH_LARGE_SEND_TSO
))
7473 card
->dev
->features
|= NETIF_F_TSO
| NETIF_F_SG
;
7475 card
->dev
->features
&= ~(NETIF_F_TSO
| NETIF_F_SG
);
7477 if ((rc
= qeth_setadapter_parms(card
)))
7478 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
7479 if ((rc
= qeth_start_ipassists(card
)))
7480 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
7481 if ((rc
= qeth_setrouting_v4(card
)))
7482 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
7483 if ((rc
= qeth_setrouting_v6(card
)))
7484 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
7486 netif_stop_queue(card
->dev
);
7490 #ifdef CONFIG_QETH_IPV6
7492 qeth_get_unique_id_cb(struct qeth_card
*card
, struct qeth_reply
*reply
,
7495 struct qeth_ipa_cmd
*cmd
;
7497 cmd
= (struct qeth_ipa_cmd
*) data
;
7498 if (cmd
->hdr
.return_code
== 0)
7499 card
->info
.unique_id
= *((__u16
*)
7500 &cmd
->data
.create_destroy_addr
.unique_id
[6]);
7502 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7503 UNIQUE_ID_NOT_BY_CARD
;
7504 PRINT_WARN("couldn't get a unique id from the card on device "
7505 "%s (result=x%x), using default id. ipv6 "
7506 "autoconfig on other lpars may lead to duplicate "
7507 "ip addresses. please use manually "
7508 "configured ones.\n",
7509 CARD_BUS_ID(card
), cmd
->hdr
.return_code
);
7516 qeth_put_unique_id(struct qeth_card
*card
)
7520 #ifdef CONFIG_QETH_IPV6
7521 struct qeth_cmd_buffer
*iob
;
7522 struct qeth_ipa_cmd
*cmd
;
7524 QETH_DBF_TEXT(trace
,2,"puniqeid");
7526 if ((card
->info
.unique_id
& UNIQUE_ID_NOT_BY_CARD
) ==
7527 UNIQUE_ID_NOT_BY_CARD
)
7529 iob
= qeth_get_ipacmd_buffer(card
, IPA_CMD_DESTROY_ADDR
,
7531 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
7532 *((__u16
*) &cmd
->data
.create_destroy_addr
.unique_id
[6]) =
7533 card
->info
.unique_id
;
7534 memcpy(&cmd
->data
.create_destroy_addr
.unique_id
[0],
7535 card
->dev
->dev_addr
, OSA_ADDR_LEN
);
7536 rc
= qeth_send_ipa_cmd(card
, iob
, NULL
, NULL
);
7538 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7539 UNIQUE_ID_NOT_BY_CARD
;
7548 qeth_clear_ip_list(struct qeth_card
*card
, int clean
, int recover
)
7550 struct qeth_ipaddr
*addr
, *tmp
;
7551 unsigned long flags
;
7553 QETH_DBF_TEXT(trace
,4,"clearip");
7554 spin_lock_irqsave(&card
->ip_lock
, flags
);
7555 /* clear todo list */
7556 list_for_each_entry_safe(addr
, tmp
, card
->ip_tbd_list
, entry
){
7557 list_del(&addr
->entry
);
7561 while (!list_empty(&card
->ip_list
)) {
7562 addr
= list_entry(card
->ip_list
.next
,
7563 struct qeth_ipaddr
, entry
);
7564 list_del_init(&addr
->entry
);
7566 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
7567 qeth_deregister_addr_entry(card
, addr
);
7568 spin_lock_irqsave(&card
->ip_lock
, flags
);
7570 if (!recover
|| addr
->is_multicast
) {
7574 list_add_tail(&addr
->entry
, card
->ip_tbd_list
);
7576 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
7580 qeth_set_allowed_threads(struct qeth_card
*card
, unsigned long threads
,
7581 int clear_start_mask
)
7583 unsigned long flags
;
7585 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
7586 card
->thread_allowed_mask
= threads
;
7587 if (clear_start_mask
)
7588 card
->thread_start_mask
&= threads
;
7589 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
7590 wake_up(&card
->wait_q
);
7594 qeth_threads_running(struct qeth_card
*card
, unsigned long threads
)
7596 unsigned long flags
;
7599 spin_lock_irqsave(&card
->thread_mask_lock
, flags
);
7600 rc
= (card
->thread_running_mask
& threads
);
7601 spin_unlock_irqrestore(&card
->thread_mask_lock
, flags
);
7606 qeth_wait_for_threads(struct qeth_card
*card
, unsigned long threads
)
7608 return wait_event_interruptible(card
->wait_q
,
7609 qeth_threads_running(card
, threads
) == 0);
7613 qeth_stop_card(struct qeth_card
*card
, int recovery_mode
)
7617 QETH_DBF_TEXT(setup
,2,"stopcard");
7618 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
7620 qeth_set_allowed_threads(card
, 0, 1);
7621 if (qeth_wait_for_threads(card
, ~QETH_RECOVER_THREAD
))
7622 return -ERESTARTSYS
;
7623 if (card
->read
.state
== CH_STATE_UP
&&
7624 card
->write
.state
== CH_STATE_UP
&&
7625 (card
->state
== CARD_STATE_UP
)) {
7626 if (recovery_mode
&&
7627 card
->info
.type
!= QETH_CARD_TYPE_OSN
) {
7628 qeth_stop(card
->dev
);
7631 dev_close(card
->dev
);
7634 if (!card
->use_hard_stop
) {
7635 __u8
*mac
= &card
->dev
->dev_addr
[0];
7636 rc
= qeth_layer2_send_delmac(card
, mac
);
7637 QETH_DBF_TEXT_(setup
, 2, "Lerr%d", rc
);
7638 if ((rc
= qeth_send_stoplan(card
)))
7639 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
7641 card
->state
= CARD_STATE_SOFTSETUP
;
7643 if (card
->state
== CARD_STATE_SOFTSETUP
) {
7644 #ifdef CONFIG_QETH_VLAN
7645 if (card
->options
.layer2
)
7646 qeth_layer2_process_vlans(card
, 1);
7648 qeth_clear_ip_list(card
, !card
->use_hard_stop
, 1);
7649 qeth_clear_ipacmd_list(card
);
7650 card
->state
= CARD_STATE_HARDSETUP
;
7652 if (card
->state
== CARD_STATE_HARDSETUP
) {
7653 if ((!card
->use_hard_stop
) &&
7654 (!card
->options
.layer2
))
7655 if ((rc
= qeth_put_unique_id(card
)))
7656 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
7657 qeth_qdio_clear_card(card
, 0);
7658 qeth_clear_qdio_buffers(card
);
7659 qeth_clear_working_pool_list(card
);
7660 card
->state
= CARD_STATE_DOWN
;
7662 if (card
->state
== CARD_STATE_DOWN
) {
7663 qeth_clear_cmd_buffers(&card
->read
);
7664 qeth_clear_cmd_buffers(&card
->write
);
7666 card
->use_hard_stop
= 0;
7672 qeth_get_unique_id(struct qeth_card
*card
)
7675 #ifdef CONFIG_QETH_IPV6
7676 struct qeth_cmd_buffer
*iob
;
7677 struct qeth_ipa_cmd
*cmd
;
7679 QETH_DBF_TEXT(setup
, 2, "guniqeid");
7681 if (!qeth_is_supported(card
,IPA_IPV6
)) {
7682 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7683 UNIQUE_ID_NOT_BY_CARD
;
7687 iob
= qeth_get_ipacmd_buffer(card
, IPA_CMD_CREATE_ADDR
,
7689 cmd
= (struct qeth_ipa_cmd
*)(iob
->data
+IPA_PDU_HEADER_SIZE
);
7690 *((__u16
*) &cmd
->data
.create_destroy_addr
.unique_id
[6]) =
7691 card
->info
.unique_id
;
7693 rc
= qeth_send_ipa_cmd(card
, iob
, qeth_get_unique_id_cb
, NULL
);
7695 card
->info
.unique_id
= UNIQUE_ID_IF_CREATE_ADDR_FAILED
|
7696 UNIQUE_ID_NOT_BY_CARD
;
7701 qeth_print_status_with_portname(struct qeth_card
*card
)
7706 sprintf(dbf_text
, "%s", card
->info
.portname
+ 1);
7707 for (i
= 0; i
< 8; i
++)
7709 (char) _ebcasc
[(__u8
) dbf_text
[i
]];
7711 printk("qeth: Device %s/%s/%s is a%s card%s%s%s\n"
7712 "with link type %s (portname: %s)\n",
7716 qeth_get_cardname(card
),
7717 (card
->info
.mcl_level
[0]) ? " (level: " : "",
7718 (card
->info
.mcl_level
[0]) ? card
->info
.mcl_level
: "",
7719 (card
->info
.mcl_level
[0]) ? ")" : "",
7720 qeth_get_cardname_short(card
),
7726 qeth_print_status_no_portname(struct qeth_card
*card
)
7728 if (card
->info
.portname
[0])
7729 printk("qeth: Device %s/%s/%s is a%s "
7730 "card%s%s%s\nwith link type %s "
7731 "(no portname needed by interface).\n",
7735 qeth_get_cardname(card
),
7736 (card
->info
.mcl_level
[0]) ? " (level: " : "",
7737 (card
->info
.mcl_level
[0]) ? card
->info
.mcl_level
: "",
7738 (card
->info
.mcl_level
[0]) ? ")" : "",
7739 qeth_get_cardname_short(card
));
7741 printk("qeth: Device %s/%s/%s is a%s "
7742 "card%s%s%s\nwith link type %s.\n",
7746 qeth_get_cardname(card
),
7747 (card
->info
.mcl_level
[0]) ? " (level: " : "",
7748 (card
->info
.mcl_level
[0]) ? card
->info
.mcl_level
: "",
7749 (card
->info
.mcl_level
[0]) ? ")" : "",
7750 qeth_get_cardname_short(card
));
7754 qeth_print_status_message(struct qeth_card
*card
)
7756 switch (card
->info
.type
) {
7757 case QETH_CARD_TYPE_OSAE
:
7758 /* VM will use a non-zero first character
7759 * to indicate a HiperSockets like reporting
7760 * of the level OSA sets the first character to zero
7762 if (!card
->info
.mcl_level
[0]) {
7763 sprintf(card
->info
.mcl_level
,"%02x%02x",
7764 card
->info
.mcl_level
[2],
7765 card
->info
.mcl_level
[3]);
7767 card
->info
.mcl_level
[QETH_MCL_LENGTH
] = 0;
7771 case QETH_CARD_TYPE_IQD
:
7772 card
->info
.mcl_level
[0] = (char) _ebcasc
[(__u8
)
7773 card
->info
.mcl_level
[0]];
7774 card
->info
.mcl_level
[1] = (char) _ebcasc
[(__u8
)
7775 card
->info
.mcl_level
[1]];
7776 card
->info
.mcl_level
[2] = (char) _ebcasc
[(__u8
)
7777 card
->info
.mcl_level
[2]];
7778 card
->info
.mcl_level
[3] = (char) _ebcasc
[(__u8
)
7779 card
->info
.mcl_level
[3]];
7780 card
->info
.mcl_level
[QETH_MCL_LENGTH
] = 0;
7783 memset(&card
->info
.mcl_level
[0], 0, QETH_MCL_LENGTH
+ 1);
7785 if (card
->info
.portname_required
)
7786 qeth_print_status_with_portname(card
);
7788 qeth_print_status_no_portname(card
);
7792 qeth_register_netdev(struct qeth_card
*card
)
7794 QETH_DBF_TEXT(setup
, 3, "regnetd");
7795 if (card
->dev
->reg_state
!= NETREG_UNINITIALIZED
) {
7796 qeth_netdev_init(card
->dev
);
7800 SET_NETDEV_DEV(card
->dev
, &card
->gdev
->dev
);
7801 return register_netdev(card
->dev
);
7805 qeth_start_again(struct qeth_card
*card
, int recovery_mode
)
7807 QETH_DBF_TEXT(setup
,2, "startag");
7809 if (recovery_mode
&&
7810 card
->info
.type
!= QETH_CARD_TYPE_OSN
) {
7811 qeth_open(card
->dev
);
7814 dev_open(card
->dev
);
7817 /* this also sets saved unicast addresses */
7818 qeth_set_multicast_list(card
->dev
);
7822 /* Layer 2 specific stuff */
7823 #define IGNORE_PARAM_EQ(option,value,reset_value,msg) \
7824 if (card->options.option == value) { \
7825 PRINT_ERR("%s not supported with layer 2 " \
7826 "functionality, ignoring option on read" \
7827 "channel device %s .\n",msg,CARD_RDEV_ID(card)); \
7828 card->options.option = reset_value; \
7830 #define IGNORE_PARAM_NEQ(option,value,reset_value,msg) \
7831 if (card->options.option != value) { \
7832 PRINT_ERR("%s not supported with layer 2 " \
7833 "functionality, ignoring option on read" \
7834 "channel device %s .\n",msg,CARD_RDEV_ID(card)); \
7835 card->options.option = reset_value; \
7839 static void qeth_make_parameters_consistent(struct qeth_card
*card
)
7842 if (card
->options
.layer2
== 0)
7844 if (card
->info
.type
== QETH_CARD_TYPE_OSN
)
7846 if (card
->info
.type
== QETH_CARD_TYPE_IQD
) {
7847 PRINT_ERR("Device %s does not support layer 2 functionality." \
7848 " Ignoring layer2 option.\n",CARD_BUS_ID(card
));
7849 card
->options
.layer2
= 0;
7852 IGNORE_PARAM_NEQ(route4
.type
, NO_ROUTER
, NO_ROUTER
,
7853 "Routing options are");
7854 #ifdef CONFIG_QETH_IPV6
7855 IGNORE_PARAM_NEQ(route6
.type
, NO_ROUTER
, NO_ROUTER
,
7856 "Routing options are");
7858 IGNORE_PARAM_EQ(checksum_type
, HW_CHECKSUMMING
,
7859 QETH_CHECKSUM_DEFAULT
,
7860 "Checksumming options are");
7861 IGNORE_PARAM_NEQ(broadcast_mode
, QETH_TR_BROADCAST_ALLRINGS
,
7862 QETH_TR_BROADCAST_ALLRINGS
,
7863 "Broadcast mode options are");
7864 IGNORE_PARAM_NEQ(macaddr_mode
, QETH_TR_MACADDR_NONCANONICAL
,
7865 QETH_TR_MACADDR_NONCANONICAL
,
7866 "Canonical MAC addr options are");
7867 IGNORE_PARAM_NEQ(fake_broadcast
, 0, 0,
7868 "Broadcast faking options are");
7869 IGNORE_PARAM_NEQ(add_hhlen
, DEFAULT_ADD_HHLEN
,
7870 DEFAULT_ADD_HHLEN
,"Option add_hhlen is");
7871 IGNORE_PARAM_NEQ(fake_ll
, 0, 0,"Option fake_ll is");
7876 __qeth_set_online(struct ccwgroup_device
*gdev
, int recovery_mode
)
7878 struct qeth_card
*card
= gdev
->dev
.driver_data
;
7880 enum qeth_card_states recover_flag
;
7883 QETH_DBF_TEXT(setup
,2, "setonlin");
7884 QETH_DBF_HEX(setup
, 2, &card
, sizeof(void *));
7886 qeth_set_allowed_threads(card
, QETH_RECOVER_THREAD
, 1);
7887 if (qeth_wait_for_threads(card
, ~QETH_RECOVER_THREAD
)){
7888 PRINT_WARN("set_online of card %s interrupted by user!\n",
7890 return -ERESTARTSYS
;
7893 recover_flag
= card
->state
;
7894 if ((rc
= ccw_device_set_online(CARD_RDEV(card
))) ||
7895 (rc
= ccw_device_set_online(CARD_WDEV(card
))) ||
7896 (rc
= ccw_device_set_online(CARD_DDEV(card
)))){
7897 QETH_DBF_TEXT_(setup
, 2, "1err%d", rc
);
7901 qeth_make_parameters_consistent(card
);
7903 if ((rc
= qeth_hardsetup_card(card
))){
7904 QETH_DBF_TEXT_(setup
, 2, "2err%d", rc
);
7907 card
->state
= CARD_STATE_HARDSETUP
;
7909 if (!(rc
= qeth_query_ipassists(card
,QETH_PROT_IPV4
)))
7910 rc
= qeth_get_unique_id(card
);
7912 if (rc
&& card
->options
.layer2
== 0) {
7913 QETH_DBF_TEXT_(setup
, 2, "3err%d", rc
);
7916 qeth_print_status_message(card
);
7917 if ((rc
= qeth_register_netdev(card
))){
7918 QETH_DBF_TEXT_(setup
, 2, "4err%d", rc
);
7921 if ((rc
= qeth_softsetup_card(card
))){
7922 QETH_DBF_TEXT_(setup
, 2, "5err%d", rc
);
7925 card
->state
= CARD_STATE_SOFTSETUP
;
7927 if ((rc
= qeth_init_qdio_queues(card
))){
7928 QETH_DBF_TEXT_(setup
, 2, "6err%d", rc
);
7931 netif_carrier_on(card
->dev
);
7933 qeth_set_allowed_threads(card
, 0xffffffff, 0);
7934 if (recover_flag
== CARD_STATE_RECOVER
)
7935 qeth_start_again(card
, recovery_mode
);
7936 qeth_notify_processes();
7939 card
->use_hard_stop
= 1;
7940 qeth_stop_card(card
, 0);
7941 ccw_device_set_offline(CARD_DDEV(card
));
7942 ccw_device_set_offline(CARD_WDEV(card
));
7943 ccw_device_set_offline(CARD_RDEV(card
));
7944 if (recover_flag
== CARD_STATE_RECOVER
)
7945 card
->state
= CARD_STATE_RECOVER
;
7947 card
->state
= CARD_STATE_DOWN
;
7952 qeth_set_online(struct ccwgroup_device
*gdev
)
7954 return __qeth_set_online(gdev
, 0);
7957 static struct ccw_device_id qeth_ids
[] = {
7958 {CCW_DEVICE(0x1731, 0x01), driver_info
:QETH_CARD_TYPE_OSAE
},
7959 {CCW_DEVICE(0x1731, 0x05), driver_info
:QETH_CARD_TYPE_IQD
},
7960 {CCW_DEVICE(0x1731, 0x06), driver_info
:QETH_CARD_TYPE_OSN
},
7963 MODULE_DEVICE_TABLE(ccw
, qeth_ids
);
7965 struct device
*qeth_root_dev
= NULL
;
7967 struct ccwgroup_driver qeth_ccwgroup_driver
= {
7968 .owner
= THIS_MODULE
,
7970 .driver_id
= 0xD8C5E3C8,
7971 .probe
= qeth_probe_device
,
7972 .remove
= qeth_remove_device
,
7973 .set_online
= qeth_set_online
,
7974 .set_offline
= qeth_set_offline
,
7977 struct ccw_driver qeth_ccw_driver
= {
7980 .probe
= ccwgroup_probe_ccwdev
,
7981 .remove
= ccwgroup_remove_ccwdev
,
7986 qeth_unregister_dbf_views(void)
7989 debug_unregister(qeth_dbf_setup
);
7991 debug_unregister(qeth_dbf_qerr
);
7993 debug_unregister(qeth_dbf_sense
);
7995 debug_unregister(qeth_dbf_misc
);
7997 debug_unregister(qeth_dbf_data
);
7998 if (qeth_dbf_control
)
7999 debug_unregister(qeth_dbf_control
);
8001 debug_unregister(qeth_dbf_trace
);
8004 qeth_register_dbf_views(void)
8006 qeth_dbf_setup
= debug_register(QETH_DBF_SETUP_NAME
,
8007 QETH_DBF_SETUP_PAGES
,
8008 QETH_DBF_SETUP_NR_AREAS
,
8009 QETH_DBF_SETUP_LEN
);
8010 qeth_dbf_misc
= debug_register(QETH_DBF_MISC_NAME
,
8011 QETH_DBF_MISC_PAGES
,
8012 QETH_DBF_MISC_NR_AREAS
,
8014 qeth_dbf_data
= debug_register(QETH_DBF_DATA_NAME
,
8015 QETH_DBF_DATA_PAGES
,
8016 QETH_DBF_DATA_NR_AREAS
,
8018 qeth_dbf_control
= debug_register(QETH_DBF_CONTROL_NAME
,
8019 QETH_DBF_CONTROL_PAGES
,
8020 QETH_DBF_CONTROL_NR_AREAS
,
8021 QETH_DBF_CONTROL_LEN
);
8022 qeth_dbf_sense
= debug_register(QETH_DBF_SENSE_NAME
,
8023 QETH_DBF_SENSE_PAGES
,
8024 QETH_DBF_SENSE_NR_AREAS
,
8025 QETH_DBF_SENSE_LEN
);
8026 qeth_dbf_qerr
= debug_register(QETH_DBF_QERR_NAME
,
8027 QETH_DBF_QERR_PAGES
,
8028 QETH_DBF_QERR_NR_AREAS
,
8030 qeth_dbf_trace
= debug_register(QETH_DBF_TRACE_NAME
,
8031 QETH_DBF_TRACE_PAGES
,
8032 QETH_DBF_TRACE_NR_AREAS
,
8033 QETH_DBF_TRACE_LEN
);
8035 if ((qeth_dbf_setup
== NULL
) || (qeth_dbf_misc
== NULL
) ||
8036 (qeth_dbf_data
== NULL
) || (qeth_dbf_control
== NULL
) ||
8037 (qeth_dbf_sense
== NULL
) || (qeth_dbf_qerr
== NULL
) ||
8038 (qeth_dbf_trace
== NULL
)) {
8039 qeth_unregister_dbf_views();
8042 debug_register_view(qeth_dbf_setup
, &debug_hex_ascii_view
);
8043 debug_set_level(qeth_dbf_setup
, QETH_DBF_SETUP_LEVEL
);
8045 debug_register_view(qeth_dbf_misc
, &debug_hex_ascii_view
);
8046 debug_set_level(qeth_dbf_misc
, QETH_DBF_MISC_LEVEL
);
8048 debug_register_view(qeth_dbf_data
, &debug_hex_ascii_view
);
8049 debug_set_level(qeth_dbf_data
, QETH_DBF_DATA_LEVEL
);
8051 debug_register_view(qeth_dbf_control
, &debug_hex_ascii_view
);
8052 debug_set_level(qeth_dbf_control
, QETH_DBF_CONTROL_LEVEL
);
8054 debug_register_view(qeth_dbf_sense
, &debug_hex_ascii_view
);
8055 debug_set_level(qeth_dbf_sense
, QETH_DBF_SENSE_LEVEL
);
8057 debug_register_view(qeth_dbf_qerr
, &debug_hex_ascii_view
);
8058 debug_set_level(qeth_dbf_qerr
, QETH_DBF_QERR_LEVEL
);
8060 debug_register_view(qeth_dbf_trace
, &debug_hex_ascii_view
);
8061 debug_set_level(qeth_dbf_trace
, QETH_DBF_TRACE_LEVEL
);
8066 #ifdef CONFIG_QETH_IPV6
8067 extern struct neigh_table arp_tbl
;
8068 static struct neigh_ops
*arp_direct_ops
;
8069 static int (*qeth_old_arp_constructor
) (struct neighbour
*);
8071 static struct neigh_ops arp_direct_ops_template
= {
8075 .error_report
= NULL
,
8076 .output
= dev_queue_xmit
,
8077 .connected_output
= dev_queue_xmit
,
8078 .hh_output
= dev_queue_xmit
,
8079 .queue_xmit
= dev_queue_xmit
8083 qeth_arp_constructor(struct neighbour
*neigh
)
8085 struct net_device
*dev
= neigh
->dev
;
8086 struct in_device
*in_dev
;
8087 struct neigh_parms
*parms
;
8088 struct qeth_card
*card
;
8090 card
= qeth_get_card_from_dev(dev
);
8093 if((card
->options
.layer2
) ||
8094 (card
->dev
->hard_header
== qeth_fake_header
))
8098 in_dev
= __in_dev_get_rcu(dev
);
8099 if (in_dev
== NULL
) {
8104 parms
= in_dev
->arp_parms
;
8105 __neigh_parms_put(neigh
->parms
);
8106 neigh
->parms
= neigh_parms_clone(parms
);
8109 neigh
->type
= inet_addr_type(*(u32
*) neigh
->primary_key
);
8110 neigh
->nud_state
= NUD_NOARP
;
8111 neigh
->ops
= arp_direct_ops
;
8112 neigh
->output
= neigh
->ops
->queue_xmit
;
8115 return qeth_old_arp_constructor(neigh
);
8117 #endif /*CONFIG_QETH_IPV6*/
8120 * IP address takeover related functions
8123 qeth_clear_ipato_list(struct qeth_card
*card
)
8125 struct qeth_ipato_entry
*ipatoe
, *tmp
;
8126 unsigned long flags
;
8128 spin_lock_irqsave(&card
->ip_lock
, flags
);
8129 list_for_each_entry_safe(ipatoe
, tmp
, &card
->ipato
.entries
, entry
) {
8130 list_del(&ipatoe
->entry
);
8133 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8137 qeth_add_ipato_entry(struct qeth_card
*card
, struct qeth_ipato_entry
*new)
8139 struct qeth_ipato_entry
*ipatoe
;
8140 unsigned long flags
;
8143 QETH_DBF_TEXT(trace
, 2, "addipato");
8144 spin_lock_irqsave(&card
->ip_lock
, flags
);
8145 list_for_each_entry(ipatoe
, &card
->ipato
.entries
, entry
){
8146 if (ipatoe
->proto
!= new->proto
)
8148 if (!memcmp(ipatoe
->addr
, new->addr
,
8149 (ipatoe
->proto
== QETH_PROT_IPV4
)? 4:16) &&
8150 (ipatoe
->mask_bits
== new->mask_bits
)){
8151 PRINT_WARN("ipato entry already exists!\n");
8157 list_add_tail(&new->entry
, &card
->ipato
.entries
);
8159 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8164 qeth_del_ipato_entry(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8165 u8
*addr
, int mask_bits
)
8167 struct qeth_ipato_entry
*ipatoe
, *tmp
;
8168 unsigned long flags
;
8170 QETH_DBF_TEXT(trace
, 2, "delipato");
8171 spin_lock_irqsave(&card
->ip_lock
, flags
);
8172 list_for_each_entry_safe(ipatoe
, tmp
, &card
->ipato
.entries
, entry
){
8173 if (ipatoe
->proto
!= proto
)
8175 if (!memcmp(ipatoe
->addr
, addr
,
8176 (proto
== QETH_PROT_IPV4
)? 4:16) &&
8177 (ipatoe
->mask_bits
== mask_bits
)){
8178 list_del(&ipatoe
->entry
);
8182 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8186 qeth_convert_addr_to_bits(u8
*addr
, u8
*bits
, int len
)
8191 for (i
= 0; i
< len
; ++i
){
8193 for (j
= 7; j
>= 0; --j
){
8194 bits
[i
*8 + j
] = octet
& 1;
8201 qeth_is_addr_covered_by_ipato(struct qeth_card
*card
, struct qeth_ipaddr
*addr
)
8203 struct qeth_ipato_entry
*ipatoe
;
8204 u8 addr_bits
[128] = {0, };
8205 u8 ipatoe_bits
[128] = {0, };
8208 if (!card
->ipato
.enabled
)
8211 qeth_convert_addr_to_bits((u8
*) &addr
->u
, addr_bits
,
8212 (addr
->proto
== QETH_PROT_IPV4
)? 4:16);
8213 list_for_each_entry(ipatoe
, &card
->ipato
.entries
, entry
){
8214 if (addr
->proto
!= ipatoe
->proto
)
8216 qeth_convert_addr_to_bits(ipatoe
->addr
, ipatoe_bits
,
8217 (ipatoe
->proto
==QETH_PROT_IPV4
) ?
8219 if (addr
->proto
== QETH_PROT_IPV4
)
8220 rc
= !memcmp(addr_bits
, ipatoe_bits
,
8221 min(32, ipatoe
->mask_bits
));
8223 rc
= !memcmp(addr_bits
, ipatoe_bits
,
8224 min(128, ipatoe
->mask_bits
));
8229 if ((addr
->proto
== QETH_PROT_IPV4
) && card
->ipato
.invert4
)
8231 else if ((addr
->proto
== QETH_PROT_IPV6
) && card
->ipato
.invert6
)
8238 * VIPA related functions
8241 qeth_add_vipa(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8244 struct qeth_ipaddr
*ipaddr
;
8245 unsigned long flags
;
8248 ipaddr
= qeth_get_addr_buffer(proto
);
8250 if (proto
== QETH_PROT_IPV4
){
8251 QETH_DBF_TEXT(trace
, 2, "addvipa4");
8252 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8253 ipaddr
->u
.a4
.mask
= 0;
8254 #ifdef CONFIG_QETH_IPV6
8255 } else if (proto
== QETH_PROT_IPV6
){
8256 QETH_DBF_TEXT(trace
, 2, "addvipa6");
8257 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8258 ipaddr
->u
.a6
.pfxlen
= 0;
8261 ipaddr
->type
= QETH_IP_TYPE_VIPA
;
8262 ipaddr
->set_flags
= QETH_IPA_SETIP_VIPA_FLAG
;
8263 ipaddr
->del_flags
= QETH_IPA_DELIP_VIPA_FLAG
;
8266 spin_lock_irqsave(&card
->ip_lock
, flags
);
8267 if (__qeth_address_exists_in_list(&card
->ip_list
, ipaddr
, 0) ||
8268 __qeth_address_exists_in_list(card
->ip_tbd_list
, ipaddr
, 0))
8270 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8272 PRINT_WARN("Cannot add VIPA. Address already exists!\n");
8275 if (!qeth_add_ip(card
, ipaddr
))
8277 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8278 schedule_work(&card
->kernel_thread_starter
);
8283 qeth_del_vipa(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8286 struct qeth_ipaddr
*ipaddr
;
8288 ipaddr
= qeth_get_addr_buffer(proto
);
8290 if (proto
== QETH_PROT_IPV4
){
8291 QETH_DBF_TEXT(trace
, 2, "delvipa4");
8292 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8293 ipaddr
->u
.a4
.mask
= 0;
8294 #ifdef CONFIG_QETH_IPV6
8295 } else if (proto
== QETH_PROT_IPV6
){
8296 QETH_DBF_TEXT(trace
, 2, "delvipa6");
8297 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8298 ipaddr
->u
.a6
.pfxlen
= 0;
8301 ipaddr
->type
= QETH_IP_TYPE_VIPA
;
8304 if (!qeth_delete_ip(card
, ipaddr
))
8306 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8307 schedule_work(&card
->kernel_thread_starter
);
8311 * proxy ARP related functions
8314 qeth_add_rxip(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8317 struct qeth_ipaddr
*ipaddr
;
8318 unsigned long flags
;
8321 ipaddr
= qeth_get_addr_buffer(proto
);
8323 if (proto
== QETH_PROT_IPV4
){
8324 QETH_DBF_TEXT(trace
, 2, "addrxip4");
8325 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8326 ipaddr
->u
.a4
.mask
= 0;
8327 #ifdef CONFIG_QETH_IPV6
8328 } else if (proto
== QETH_PROT_IPV6
){
8329 QETH_DBF_TEXT(trace
, 2, "addrxip6");
8330 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8331 ipaddr
->u
.a6
.pfxlen
= 0;
8334 ipaddr
->type
= QETH_IP_TYPE_RXIP
;
8335 ipaddr
->set_flags
= QETH_IPA_SETIP_TAKEOVER_FLAG
;
8336 ipaddr
->del_flags
= 0;
8339 spin_lock_irqsave(&card
->ip_lock
, flags
);
8340 if (__qeth_address_exists_in_list(&card
->ip_list
, ipaddr
, 0) ||
8341 __qeth_address_exists_in_list(card
->ip_tbd_list
, ipaddr
, 0))
8343 spin_unlock_irqrestore(&card
->ip_lock
, flags
);
8345 PRINT_WARN("Cannot add RXIP. Address already exists!\n");
8348 if (!qeth_add_ip(card
, ipaddr
))
8350 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8351 schedule_work(&card
->kernel_thread_starter
);
8356 qeth_del_rxip(struct qeth_card
*card
, enum qeth_prot_versions proto
,
8359 struct qeth_ipaddr
*ipaddr
;
8361 ipaddr
= qeth_get_addr_buffer(proto
);
8363 if (proto
== QETH_PROT_IPV4
){
8364 QETH_DBF_TEXT(trace
, 2, "addrxip4");
8365 memcpy(&ipaddr
->u
.a4
.addr
, addr
, 4);
8366 ipaddr
->u
.a4
.mask
= 0;
8367 #ifdef CONFIG_QETH_IPV6
8368 } else if (proto
== QETH_PROT_IPV6
){
8369 QETH_DBF_TEXT(trace
, 2, "addrxip6");
8370 memcpy(&ipaddr
->u
.a6
.addr
, addr
, 16);
8371 ipaddr
->u
.a6
.pfxlen
= 0;
8374 ipaddr
->type
= QETH_IP_TYPE_RXIP
;
8377 if (!qeth_delete_ip(card
, ipaddr
))
8379 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8380 schedule_work(&card
->kernel_thread_starter
);
8387 qeth_ip_event(struct notifier_block
*this,
8388 unsigned long event
,void *ptr
)
8390 struct in_ifaddr
*ifa
= (struct in_ifaddr
*)ptr
;
8391 struct net_device
*dev
=(struct net_device
*) ifa
->ifa_dev
->dev
;
8392 struct qeth_ipaddr
*addr
;
8393 struct qeth_card
*card
;
8395 QETH_DBF_TEXT(trace
,3,"ipevent");
8396 card
= qeth_get_card_from_dev(dev
);
8399 if (card
->options
.layer2
)
8402 addr
= qeth_get_addr_buffer(QETH_PROT_IPV4
);
8404 addr
->u
.a4
.addr
= ifa
->ifa_address
;
8405 addr
->u
.a4
.mask
= ifa
->ifa_mask
;
8406 addr
->type
= QETH_IP_TYPE_NORMAL
;
8412 if (!qeth_add_ip(card
, addr
))
8416 if (!qeth_delete_ip(card
, addr
))
8422 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8423 schedule_work(&card
->kernel_thread_starter
);
8428 static struct notifier_block qeth_ip_notifier
= {
8433 #ifdef CONFIG_QETH_IPV6
8435 * IPv6 event handler
8438 qeth_ip6_event(struct notifier_block
*this,
8439 unsigned long event
,void *ptr
)
8442 struct inet6_ifaddr
*ifa
= (struct inet6_ifaddr
*)ptr
;
8443 struct net_device
*dev
= (struct net_device
*)ifa
->idev
->dev
;
8444 struct qeth_ipaddr
*addr
;
8445 struct qeth_card
*card
;
8447 QETH_DBF_TEXT(trace
,3,"ip6event");
8449 card
= qeth_get_card_from_dev(dev
);
8452 if (!qeth_is_supported(card
, IPA_IPV6
))
8455 addr
= qeth_get_addr_buffer(QETH_PROT_IPV6
);
8457 memcpy(&addr
->u
.a6
.addr
, &ifa
->addr
, sizeof(struct in6_addr
));
8458 addr
->u
.a6
.pfxlen
= ifa
->prefix_len
;
8459 addr
->type
= QETH_IP_TYPE_NORMAL
;
8465 if (!qeth_add_ip(card
, addr
))
8469 if (!qeth_delete_ip(card
, addr
))
8475 if (qeth_set_thread_start_bit(card
, QETH_SET_IP_THREAD
) == 0)
8476 schedule_work(&card
->kernel_thread_starter
);
8481 static struct notifier_block qeth_ip6_notifier
= {
8488 __qeth_reboot_event_card(struct device
*dev
, void *data
)
8490 struct qeth_card
*card
;
8492 card
= (struct qeth_card
*) dev
->driver_data
;
8493 qeth_clear_ip_list(card
, 0, 0);
8494 qeth_qdio_clear_card(card
, 0);
8499 qeth_reboot_event(struct notifier_block
*this, unsigned long event
, void *ptr
)
8502 driver_for_each_device(&qeth_ccwgroup_driver
.driver
, NULL
, NULL
,
8503 __qeth_reboot_event_card
);
8508 static struct notifier_block qeth_reboot_notifier
= {
8514 qeth_register_notifiers(void)
8518 QETH_DBF_TEXT(trace
,5,"regnotif");
8519 if ((r
= register_reboot_notifier(&qeth_reboot_notifier
)))
8521 if ((r
= register_inetaddr_notifier(&qeth_ip_notifier
)))
8523 #ifdef CONFIG_QETH_IPV6
8524 if ((r
= register_inet6addr_notifier(&qeth_ip6_notifier
)))
8529 #ifdef CONFIG_QETH_IPV6
8531 unregister_inetaddr_notifier(&qeth_ip_notifier
);
8534 unregister_reboot_notifier(&qeth_reboot_notifier
);
8539 * unregister all event notifiers
8542 qeth_unregister_notifiers(void)
8545 QETH_DBF_TEXT(trace
,5,"unregnot");
8546 BUG_ON(unregister_reboot_notifier(&qeth_reboot_notifier
));
8547 BUG_ON(unregister_inetaddr_notifier(&qeth_ip_notifier
));
8548 #ifdef CONFIG_QETH_IPV6
8549 BUG_ON(unregister_inet6addr_notifier(&qeth_ip6_notifier
));
8550 #endif /* QETH_IPV6 */
8554 #ifdef CONFIG_QETH_IPV6
8556 qeth_ipv6_init(void)
8558 qeth_old_arp_constructor
= arp_tbl
.constructor
;
8559 write_lock(&arp_tbl
.lock
);
8560 arp_tbl
.constructor
= qeth_arp_constructor
;
8561 write_unlock(&arp_tbl
.lock
);
8563 arp_direct_ops
= (struct neigh_ops
*)
8564 kmalloc(sizeof(struct neigh_ops
), GFP_KERNEL
);
8565 if (!arp_direct_ops
)
8568 memcpy(arp_direct_ops
, &arp_direct_ops_template
,
8569 sizeof(struct neigh_ops
));
8575 qeth_ipv6_uninit(void)
8577 write_lock(&arp_tbl
.lock
);
8578 arp_tbl
.constructor
= qeth_old_arp_constructor
;
8579 write_unlock(&arp_tbl
.lock
);
8580 kfree(arp_direct_ops
);
8582 #endif /* CONFIG_QETH_IPV6 */
8585 qeth_sysfs_unregister(void)
8587 qeth_remove_driver_attributes();
8588 ccw_driver_unregister(&qeth_ccw_driver
);
8589 ccwgroup_driver_unregister(&qeth_ccwgroup_driver
);
8590 s390_root_dev_unregister(qeth_root_dev
);
8593 * register qeth at sysfs
8596 qeth_sysfs_register(void)
8600 rc
= ccwgroup_driver_register(&qeth_ccwgroup_driver
);
8603 rc
= ccw_driver_register(&qeth_ccw_driver
);
8606 rc
= qeth_create_driver_attributes();
8609 qeth_root_dev
= s390_root_dev_register("qeth");
8610 if (IS_ERR(qeth_root_dev
)) {
8611 rc
= PTR_ERR(qeth_root_dev
);
8625 PRINT_INFO("loading %s\n", version
);
8627 INIT_LIST_HEAD(&qeth_card_list
.list
);
8628 INIT_LIST_HEAD(&qeth_notify_list
);
8629 spin_lock_init(&qeth_notify_lock
);
8630 rwlock_init(&qeth_card_list
.rwlock
);
8632 if (qeth_register_dbf_views())
8634 if (qeth_sysfs_register())
8637 #ifdef CONFIG_QETH_IPV6
8638 if (qeth_ipv6_init()) {
8639 PRINT_ERR("Out of memory during ipv6 init.\n");
8642 #endif /* QETH_IPV6 */
8643 if (qeth_register_notifiers())
8645 if (qeth_create_procfs_entries())
8651 qeth_unregister_notifiers();
8653 #ifdef CONFIG_QETH_IPV6
8655 #endif /* QETH_IPV6 */
8657 qeth_sysfs_unregister();
8658 qeth_unregister_dbf_views();
8660 PRINT_ERR("Initialization failed");
8665 __exit
qeth_exit(void)
8667 struct qeth_card
*card
, *tmp
;
8668 unsigned long flags
;
8670 QETH_DBF_TEXT(trace
,1, "cleanup.");
8673 * Weed would not need to clean up our devices here, because the
8674 * common device layer calls qeth_remove_device for each device
8675 * as soon as we unregister our driver (done in qeth_sysfs_unregister).
8676 * But we do cleanup here so we can do a "soft" shutdown of our cards.
8677 * qeth_remove_device called by the common device layer would otherwise
8678 * do a "hard" shutdown (card->use_hard_stop is set to one in
8679 * qeth_remove_device).
8682 read_lock_irqsave(&qeth_card_list
.rwlock
, flags
);
8683 list_for_each_entry_safe(card
, tmp
, &qeth_card_list
.list
, list
){
8684 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
8685 qeth_set_offline(card
->gdev
);
8686 qeth_remove_device(card
->gdev
);
8689 read_unlock_irqrestore(&qeth_card_list
.rwlock
, flags
);
8690 #ifdef CONFIG_QETH_IPV6
8693 qeth_unregister_notifiers();
8694 qeth_remove_procfs_entries();
8695 qeth_sysfs_unregister();
8696 qeth_unregister_dbf_views();
8697 printk("qeth: removed\n");
8700 EXPORT_SYMBOL(qeth_osn_register
);
8701 EXPORT_SYMBOL(qeth_osn_deregister
);
8702 EXPORT_SYMBOL(qeth_osn_assist
);
8703 module_init(qeth_init
);
8704 module_exit(qeth_exit
);
8705 MODULE_AUTHOR("Frank Pavlic <fpavlic@de.ibm.com>");
8706 MODULE_DESCRIPTION("Linux on zSeries OSA Express and HiperSockets support\n" \
8707 "Copyright 2000,2003 IBM Corporation\n");
8709 MODULE_LICENSE("GPL");