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[S390] bus_id -> dev_name conversions
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / s390 / net / qeth_core.h
CommitLineData
4a71df50
FB		 1/*
2 * drivers/s390/net/qeth_core.h
3 *
4 * Copyright IBM Corp. 2007
5 * Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
6 * Frank Pavlic <fpavlic@de.ibm.com>,
7 * Thomas Spatzier <tspat@de.ibm.com>,
8 * Frank Blaschka <frank.blaschka@de.ibm.com>
9 */
10
11#ifndef __QETH_CORE_H__
12#define __QETH_CORE_H__
13
14#include <linux/if.h>
15#include <linux/if_arp.h>
16#include <linux/if_tr.h>
17#include <linux/trdevice.h>
18#include <linux/etherdevice.h>
19#include <linux/if_vlan.h>
20#include <linux/ctype.h>
21#include <linux/in6.h>
22#include <linux/bitops.h>
23#include <linux/seq_file.h>
24#include <linux/ethtool.h>
25
26#include <net/ipv6.h>
27#include <net/if_inet6.h>
28#include <net/addrconf.h>
29
30#include <asm/debug.h>
31#include <asm/qdio.h>
32#include <asm/ccwdev.h>
33#include <asm/ccwgroup.h>
34
35#include "qeth_core_mpc.h"
36
d11ba0c4
PT		 37#define KMSG_COMPONENT "qeth"
38
4a71df50
FB		 39/**
40 * Debug Facility stuff
41 */
d11ba0c4
PT		 42enum qeth_dbf_names {
43 QETH_DBF_SETUP,
44 QETH_DBF_QERR,
45 QETH_DBF_TRACE,
46 QETH_DBF_MSG,
47 QETH_DBF_SENSE,
48 QETH_DBF_MISC,
49 QETH_DBF_CTRL,
50 QETH_DBF_INFOS /* must be last element */
51};
52
53struct qeth_dbf_info {
54 char name[DEBUG_MAX_NAME_LEN];
55 int pages;
56 int areas;
57 int len;
58 int level;
59 struct debug_view *view;
60 debug_info_t *id;
61};
62
63#define QETH_DBF_CTRL_LEN 256
4a71df50
FB		 64
65#define QETH_DBF_TEXT(name, level, text) \
d11ba0c4 66 debug_text_event(qeth_dbf[QETH_DBF_##name].id, level, text)
4a71df50
FB		 67
68#define QETH_DBF_HEX(name, level, addr, len) \
d11ba0c4
PT		 69 debug_event(qeth_dbf[QETH_DBF_##name].id, level, (void *)(addr), len)
70
71#define QETH_DBF_MESSAGE(level, text...) \
72 debug_sprintf_event(qeth_dbf[QETH_DBF_MSG].id, level, text)
73
74#define QETH_DBF_TEXT_(name, level, text...) \
cd023216 75 qeth_dbf_longtext(QETH_DBF_##name, level, text)
4a71df50
FB		 76
77/**
78 * some more debug stuff
79 */
80#define PRINTK_HEADER "qeth: "
81
82#define SENSE_COMMAND_REJECT_BYTE 0
83#define SENSE_COMMAND_REJECT_FLAG 0x80
84#define SENSE_RESETTING_EVENT_BYTE 1
85#define SENSE_RESETTING_EVENT_FLAG 0x80
86
87/*
88 * Common IO related definitions
89 */
90#define CARD_RDEV(card) card->read.ccwdev
91#define CARD_WDEV(card) card->write.ccwdev
92#define CARD_DDEV(card) card->data.ccwdev
2a0217d5
KS		 93#define CARD_BUS_ID(card) dev_name(&card->gdev->dev)
94#define CARD_RDEV_ID(card) dev_name(&card->read.ccwdev->dev)
95#define CARD_WDEV_ID(card) dev_name(&card->write.ccwdev->dev)
96#define CARD_DDEV_ID(card) dev_name(&card->data.ccwdev->dev)
97#define CHANNEL_ID(channel) dev_name(&channel->ccwdev->dev)
4a71df50
FB		 98
99/**
100 * card stuff
101 */
102struct qeth_perf_stats {
103 unsigned int bufs_rec;
104 unsigned int bufs_sent;
105
106 unsigned int skbs_sent_pack;
107 unsigned int bufs_sent_pack;
108
109 unsigned int sc_dp_p;
110 unsigned int sc_p_dp;
111 /* qdio_input_handler: number of times called, time spent in */
112 __u64 inbound_start_time;
113 unsigned int inbound_cnt;
114 unsigned int inbound_time;
115 /* qeth_send_packet: number of times called, time spent in */
116 __u64 outbound_start_time;
117 unsigned int outbound_cnt;
118 unsigned int outbound_time;
119 /* qdio_output_handler: number of times called, time spent in */
120 __u64 outbound_handler_start_time;
121 unsigned int outbound_handler_cnt;
122 unsigned int outbound_handler_time;
123 /* number of calls to and time spent in do_QDIO for inbound queue */
124 __u64 inbound_do_qdio_start_time;
125 unsigned int inbound_do_qdio_cnt;
126 unsigned int inbound_do_qdio_time;
127 /* number of calls to and time spent in do_QDIO for outbound queues */
128 __u64 outbound_do_qdio_start_time;
129 unsigned int outbound_do_qdio_cnt;
130 unsigned int outbound_do_qdio_time;
131 /* eddp data */
132 unsigned int large_send_bytes;
133 unsigned int large_send_cnt;
134 unsigned int sg_skbs_sent;
135 unsigned int sg_frags_sent;
136 /* initial values when measuring starts */
137 unsigned long initial_rx_packets;
138 unsigned long initial_tx_packets;
139 /* inbound scatter gather data */
140 unsigned int sg_skbs_rx;
141 unsigned int sg_frags_rx;
142 unsigned int sg_alloc_page_rx;
143};
144
145/* Routing stuff */
146struct qeth_routing_info {
147 enum qeth_routing_types type;
148};
149
150/* IPA stuff */
151struct qeth_ipa_info {
152 __u32 supported_funcs;
153 __u32 enabled_funcs;
154};
155
156static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa,
157 enum qeth_ipa_funcs func)
158{
159 return (ipa->supported_funcs & func);
160}
161
162static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
163 enum qeth_ipa_funcs func)
164{
165 return (ipa->supported_funcs & ipa->enabled_funcs & func);
166}
167
168#define qeth_adp_supported(c, f) \
169 qeth_is_ipa_supported(&c->options.adp, f)
170#define qeth_adp_enabled(c, f) \
171 qeth_is_ipa_enabled(&c->options.adp, f)
172#define qeth_is_supported(c, f) \
173 qeth_is_ipa_supported(&c->options.ipa4, f)
174#define qeth_is_enabled(c, f) \
175 qeth_is_ipa_enabled(&c->options.ipa4, f)
176#define qeth_is_supported6(c, f) \
177 qeth_is_ipa_supported(&c->options.ipa6, f)
178#define qeth_is_enabled6(c, f) \
179 qeth_is_ipa_enabled(&c->options.ipa6, f)
180#define qeth_is_ipafunc_supported(c, prot, f) \
181 ((prot == QETH_PROT_IPV6) ? \
182 qeth_is_supported6(c, f) : qeth_is_supported(c, f))
183#define qeth_is_ipafunc_enabled(c, prot, f) \
184 ((prot == QETH_PROT_IPV6) ? \
185 qeth_is_enabled6(c, f) : qeth_is_enabled(c, f))
186
187#define QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT 0x0101
188#define QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT 0x0101
189#define QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT 0x4108
190#define QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT 0x5108
191
192#define QETH_MODELLIST_ARRAY \
193 {{0x1731, 0x01, 0x1732, 0x01, QETH_CARD_TYPE_OSAE, 1, \
194 QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \
195 QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \
196 QETH_MAX_QUEUES, 0}, \
197 {0x1731, 0x05, 0x1732, 0x05, QETH_CARD_TYPE_IQD, 0, \
198 QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT, \
199 QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT, \
200 QETH_MAX_QUEUES, 0x103}, \
201 {0x1731, 0x06, 0x1732, 0x06, QETH_CARD_TYPE_OSN, 0, \
202 QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \
203 QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \
204 QETH_MAX_QUEUES, 0}, \
205 {0, 0, 0, 0, 0, 0, 0, 0, 0} }
206
207#define QETH_REAL_CARD 1
208#define QETH_VLAN_CARD 2
209#define QETH_BUFSIZE 4096
210
211/**
212 * some more defs
213 */
214#define QETH_TX_TIMEOUT 100 * HZ
215#define QETH_RCD_TIMEOUT 60 * HZ
216#define QETH_HEADER_SIZE 32
217#define QETH_MAX_PORTNO 15
218
219/*IPv6 address autoconfiguration stuff*/
220#define UNIQUE_ID_IF_CREATE_ADDR_FAILED 0xfffe
221#define UNIQUE_ID_NOT_BY_CARD 0x10000
222
223/*****************************************************************************/
224/* QDIO queue and buffer handling */
225/*****************************************************************************/
226#define QETH_MAX_QUEUES 4
227#define QETH_IN_BUF_SIZE_DEFAULT 65536
228#define QETH_IN_BUF_COUNT_DEFAULT 16
229#define QETH_IN_BUF_COUNT_MIN 8
230#define QETH_IN_BUF_COUNT_MAX 128
231#define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12)
232#define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \
233 ((card)->qdio.in_buf_pool.buf_count / 2)
234
235/* buffers we have to be behind before we get a PCI */
236#define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1)
237/*enqueued free buffers left before we get a PCI*/
238#define QETH_PCI_THRESHOLD_B(card) 0
239/*not used unless the microcode gets patched*/
240#define QETH_PCI_TIMER_VALUE(card) 3
241
4a71df50
FB		 242/* priority queing */
243#define QETH_PRIOQ_DEFAULT QETH_NO_PRIO_QUEUEING
244#define QETH_DEFAULT_QUEUE 2
245#define QETH_NO_PRIO_QUEUEING 0
246#define QETH_PRIO_Q_ING_PREC 1
247#define QETH_PRIO_Q_ING_TOS 2
248#define IP_TOS_LOWDELAY 0x10
249#define IP_TOS_HIGHTHROUGHPUT 0x08
250#define IP_TOS_HIGHRELIABILITY 0x04
251#define IP_TOS_NOTIMPORTANT 0x02
252
253/* Packing */
254#define QETH_LOW_WATERMARK_PACK 2
255#define QETH_HIGH_WATERMARK_PACK 5
256#define QETH_WATERMARK_PACK_FUZZ 1
257
258#define QETH_IP_HEADER_SIZE 40
259
260/* large receive scatter gather copy break */
261#define QETH_RX_SG_CB (PAGE_SIZE >> 1)
262
263struct qeth_hdr_layer3 {
264 __u8 id;
265 __u8 flags;
266 __u16 inbound_checksum; /*TSO:__u16 seqno */
267 __u32 token; /*TSO: __u32 reserved */
268 __u16 length;
269 __u8 vlan_prio;
270 __u8 ext_flags;
271 __u16 vlan_id;
272 __u16 frame_offset;
273 __u8 dest_addr[16];
274} __attribute__ ((packed));
275
276struct qeth_hdr_layer2 {
277 __u8 id;
278 __u8 flags[3];
279 __u8 port_no;
280 __u8 hdr_length;
281 __u16 pkt_length;
282 __u16 seq_no;
283 __u16 vlan_id;
284 __u32 reserved;
285 __u8 reserved2[16];
286} __attribute__ ((packed));
287
288struct qeth_hdr_osn {
289 __u8 id;
290 __u8 reserved;
291 __u16 seq_no;
292 __u16 reserved2;
293 __u16 control_flags;
294 __u16 pdu_length;
295 __u8 reserved3[18];
296 __u32 ccid;
297} __attribute__ ((packed));
298
299struct qeth_hdr {
300 union {
301 struct qeth_hdr_layer2 l2;
302 struct qeth_hdr_layer3 l3;
303 struct qeth_hdr_osn osn;
304 } hdr;
305} __attribute__ ((packed));
306
307/*TCP Segmentation Offload header*/
308struct qeth_hdr_ext_tso {
309 __u16 hdr_tot_len;
310 __u8 imb_hdr_no;
311 __u8 reserved;
312 __u8 hdr_type;
313 __u8 hdr_version;
314 __u16 hdr_len;
315 __u32 payload_len;
316 __u16 mss;
317 __u16 dg_hdr_len;
318 __u8 padding[16];
319} __attribute__ ((packed));
320
321struct qeth_hdr_tso {
322 struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/
323 struct qeth_hdr_ext_tso ext;
324} __attribute__ ((packed));
325
326
327/* flags for qeth_hdr.flags */
328#define QETH_HDR_PASSTHRU 0x10
329#define QETH_HDR_IPV6 0x80
330#define QETH_HDR_CAST_MASK 0x07
331enum qeth_cast_flags {
332 QETH_CAST_UNICAST = 0x06,
333 QETH_CAST_MULTICAST = 0x04,
334 QETH_CAST_BROADCAST = 0x05,
335 QETH_CAST_ANYCAST = 0x07,
336 QETH_CAST_NOCAST = 0x00,
337};
338
339enum qeth_layer2_frame_flags {
340 QETH_LAYER2_FLAG_MULTICAST = 0x01,
341 QETH_LAYER2_FLAG_BROADCAST = 0x02,
342 QETH_LAYER2_FLAG_UNICAST = 0x04,
343 QETH_LAYER2_FLAG_VLAN = 0x10,
344};
345
346enum qeth_header_ids {
347 QETH_HEADER_TYPE_LAYER3 = 0x01,
348 QETH_HEADER_TYPE_LAYER2 = 0x02,
349 QETH_HEADER_TYPE_TSO = 0x03,
350 QETH_HEADER_TYPE_OSN = 0x04,
351};
352/* flags for qeth_hdr.ext_flags */
353#define QETH_HDR_EXT_VLAN_FRAME 0x01
354#define QETH_HDR_EXT_TOKEN_ID 0x02
355#define QETH_HDR_EXT_INCLUDE_VLAN_TAG 0x04
356#define QETH_HDR_EXT_SRC_MAC_ADDR 0x08
357#define QETH_HDR_EXT_CSUM_HDR_REQ 0x10
358#define QETH_HDR_EXT_CSUM_TRANSP_REQ 0x20
359#define QETH_HDR_EXT_UDP_TSO 0x40 /*bit off for TCP*/
360
361static inline int qeth_is_last_sbale(struct qdio_buffer_element *sbale)
362{
363 return (sbale->flags & SBAL_FLAGS_LAST_ENTRY);
364}
365
366enum qeth_qdio_buffer_states {
367 /*
368 * inbound: read out by driver; owned by hardware in order to be filled
369 * outbound: owned by driver in order to be filled
370 */
371 QETH_QDIO_BUF_EMPTY,
372 /*
373 * inbound: filled by hardware; owned by driver in order to be read out
374 * outbound: filled by driver; owned by hardware in order to be sent
375 */
376 QETH_QDIO_BUF_PRIMED,
377};
378
379enum qeth_qdio_info_states {
380 QETH_QDIO_UNINITIALIZED,
381 QETH_QDIO_ALLOCATED,
382 QETH_QDIO_ESTABLISHED,
383 QETH_QDIO_CLEANING
384};
385
386struct qeth_buffer_pool_entry {
387 struct list_head list;
388 struct list_head init_list;
389 void *elements[QDIO_MAX_ELEMENTS_PER_BUFFER];
390};
391
392struct qeth_qdio_buffer_pool {
393 struct list_head entry_list;
394 int buf_count;
395};
396
397struct qeth_qdio_buffer {
398 struct qdio_buffer *buffer;
399 /* the buffer pool entry currently associated to this buffer */
400 struct qeth_buffer_pool_entry *pool_entry;
401};
402
403struct qeth_qdio_q {
404 struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q];
405 struct qeth_qdio_buffer bufs[QDIO_MAX_BUFFERS_PER_Q];
406 int next_buf_to_init;
407} __attribute__ ((aligned(256)));
408
409/* possible types of qeth large_send support */
410enum qeth_large_send_types {
411 QETH_LARGE_SEND_NO,
412 QETH_LARGE_SEND_EDDP,
413 QETH_LARGE_SEND_TSO,
414};
415
416struct qeth_qdio_out_buffer {
417 struct qdio_buffer *buffer;
418 atomic_t state;
419 int next_element_to_fill;
420 struct sk_buff_head skb_list;
421 struct list_head ctx_list;
683d718a 422 int is_header[16];
4a71df50
FB		 423};
424
425struct qeth_card;
426
427enum qeth_out_q_states {
428 QETH_OUT_Q_UNLOCKED,
429 QETH_OUT_Q_LOCKED,
430 QETH_OUT_Q_LOCKED_FLUSH,
431};
432
433struct qeth_qdio_out_q {
434 struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q];
435 struct qeth_qdio_out_buffer bufs[QDIO_MAX_BUFFERS_PER_Q];
436 int queue_no;
437 struct qeth_card *card;
438 atomic_t state;
439 int do_pack;
440 /*
441 * index of buffer to be filled by driver; state EMPTY or PACKING
442 */
443 int next_buf_to_fill;
444 /*
445 * number of buffers that are currently filled (PRIMED)
446 * -> these buffers are hardware-owned
447 */
448 atomic_t used_buffers;
449 /* indicates whether PCI flag must be set (or if one is outstanding) */
450 atomic_t set_pci_flags_count;
451} __attribute__ ((aligned(256)));
452
453struct qeth_qdio_info {
454 atomic_t state;
455 /* input */
456 struct qeth_qdio_q *in_q;
457 struct qeth_qdio_buffer_pool in_buf_pool;
458 struct qeth_qdio_buffer_pool init_pool;
459 int in_buf_size;
460
461 /* output */
462 int no_out_queues;
463 struct qeth_qdio_out_q **out_qs;
464
465 /* priority queueing */
466 int do_prio_queueing;
467 int default_out_queue;
468};
469
470enum qeth_send_errors {
471 QETH_SEND_ERROR_NONE,
472 QETH_SEND_ERROR_LINK_FAILURE,
473 QETH_SEND_ERROR_RETRY,
474 QETH_SEND_ERROR_KICK_IT,
475};
476
477#define QETH_ETH_MAC_V4 0x0100 /* like v4 */
478#define QETH_ETH_MAC_V6 0x3333 /* like v6 */
479/* tr mc mac is longer, but that will be enough to detect mc frames */
480#define QETH_TR_MAC_NC 0xc000 /* non-canonical */
481#define QETH_TR_MAC_C 0x0300 /* canonical */
482
483#define DEFAULT_ADD_HHLEN 0
484#define MAX_ADD_HHLEN 1024
485
486/**
487 * buffer stuff for read channel
488 */
489#define QETH_CMD_BUFFER_NO 8
490
491/**
492 * channel state machine
493 */
494enum qeth_channel_states {
495 CH_STATE_UP,
496 CH_STATE_DOWN,
497 CH_STATE_ACTIVATING,
498 CH_STATE_HALTED,
499 CH_STATE_STOPPED,
500 CH_STATE_RCD,
501 CH_STATE_RCD_DONE,
502};
503/**
504 * card state machine
505 */
506enum qeth_card_states {
507 CARD_STATE_DOWN,
508 CARD_STATE_HARDSETUP,
509 CARD_STATE_SOFTSETUP,
510 CARD_STATE_UP,
511 CARD_STATE_RECOVER,
512};
513
514/**
515 * Protocol versions
516 */
517enum qeth_prot_versions {
518 QETH_PROT_IPV4 = 0x0004,
519 QETH_PROT_IPV6 = 0x0006,
520};
521
522enum qeth_ip_types {
523 QETH_IP_TYPE_NORMAL,
524 QETH_IP_TYPE_VIPA,
525 QETH_IP_TYPE_RXIP,
526 QETH_IP_TYPE_DEL_ALL_MC,
527};
528
529enum qeth_cmd_buffer_state {
530 BUF_STATE_FREE,
531 BUF_STATE_LOCKED,
532 BUF_STATE_PROCESSED,
533};
534
535struct qeth_ipato {
536 int enabled;
537 int invert4;
538 int invert6;
539 struct list_head entries;
540};
541
542struct qeth_channel;
543
544struct qeth_cmd_buffer {
545 enum qeth_cmd_buffer_state state;
546 struct qeth_channel *channel;
547 unsigned char *data;
548 int rc;
549 void (*callback) (struct qeth_channel *, struct qeth_cmd_buffer *);
550};
551
552/**
553 * definition of a qeth channel, used for read and write
554 */
555struct qeth_channel {
556 enum qeth_channel_states state;
557 struct ccw1 ccw;
558 spinlock_t iob_lock;
559 wait_queue_head_t wait_q;
560 struct tasklet_struct irq_tasklet;
561 struct ccw_device *ccwdev;
562/*command buffer for control data*/
563 struct qeth_cmd_buffer iob[QETH_CMD_BUFFER_NO];
564 atomic_t irq_pending;
565 int io_buf_no;
566 int buf_no;
567};
568
569/**
570 * OSA card related definitions
571 */
572struct qeth_token {
573 __u32 issuer_rm_w;
574 __u32 issuer_rm_r;
575 __u32 cm_filter_w;
576 __u32 cm_filter_r;
577 __u32 cm_connection_w;
578 __u32 cm_connection_r;
579 __u32 ulp_filter_w;
580 __u32 ulp_filter_r;
581 __u32 ulp_connection_w;
582 __u32 ulp_connection_r;
583};
584
585struct qeth_seqno {
586 __u32 trans_hdr;
587 __u32 pdu_hdr;
588 __u32 pdu_hdr_ack;
589 __u16 ipa;
590 __u32 pkt_seqno;
591};
592
593struct qeth_reply {
594 struct list_head list;
595 wait_queue_head_t wait_q;
596 int (*callback)(struct qeth_card *, struct qeth_reply *,
597 unsigned long);
598 u32 seqno;
599 unsigned long offset;
600 atomic_t received;
601 int rc;
602 void *param;
603 struct qeth_card *card;
604 atomic_t refcnt;
605};
606
607
608struct qeth_card_blkt {
609 int time_total;
610 int inter_packet;
611 int inter_packet_jumbo;
612};
613
614#define QETH_BROADCAST_WITH_ECHO 0x01
615#define QETH_BROADCAST_WITHOUT_ECHO 0x02
616#define QETH_LAYER2_MAC_READ 0x01
617#define QETH_LAYER2_MAC_REGISTERED 0x02
618struct qeth_card_info {
619 unsigned short unit_addr2;
620 unsigned short cula;
621 unsigned short chpid;
622 __u16 func_level;
623 char mcl_level[QETH_MCL_LENGTH + 1];
624 int guestlan;
625 int mac_bits;
626 int portname_required;
627 int portno;
628 char portname[9];
629 enum qeth_card_types type;
630 enum qeth_link_types link_type;
631 int is_multicast_different;
632 int initial_mtu;
633 int max_mtu;
634 int broadcast_capable;
635 int unique_id;
636 struct qeth_card_blkt blkt;
637 __u32 csum_mask;
638 enum qeth_ipa_promisc_modes promisc_mode;
639};
640
641struct qeth_card_options {
642 struct qeth_routing_info route4;
643 struct qeth_ipa_info ipa4;
644 struct qeth_ipa_info adp; /*Adapter parameters*/
645 struct qeth_routing_info route6;
646 struct qeth_ipa_info ipa6;
647 enum qeth_checksum_types checksum_type;
648 int broadcast_mode;
649 int macaddr_mode;
650 int fake_broadcast;
651 int add_hhlen;
652 int fake_ll;
653 int layer2;
654 enum qeth_large_send_types large_send;
655 int performance_stats;
656 int rx_sg_cb;
657};
658
659/*
660 * thread bits for qeth_card thread masks
661 */
662enum qeth_threads {
663 QETH_RECOVER_THREAD = 1,
664};
665
666struct qeth_osn_info {
667 int (*assist_cb)(struct net_device *dev, void *data);
668 int (*data_cb)(struct sk_buff *skb);
669};
670
671enum qeth_discipline_id {
672 QETH_DISCIPLINE_LAYER3 = 0,
673 QETH_DISCIPLINE_LAYER2 = 1,
674};
675
676struct qeth_discipline {
677 qdio_handler_t *input_handler;
678 qdio_handler_t *output_handler;
679 int (*recover)(void *ptr);
680 struct ccwgroup_driver *ccwgdriver;
681};
682
683struct qeth_vlan_vid {
684 struct list_head list;
685 unsigned short vid;
686};
687
688struct qeth_mc_mac {
689 struct list_head list;
690 __u8 mc_addr[MAX_ADDR_LEN];
691 unsigned char mc_addrlen;
7db2266a 692 int is_vmac;
4a71df50
FB		 693};
694
695struct qeth_card {
696 struct list_head list;
697 enum qeth_card_states state;
698 int lan_online;
699 spinlock_t lock;
700 struct ccwgroup_device *gdev;
701 struct qeth_channel read;
702 struct qeth_channel write;
703 struct qeth_channel data;
704
705 struct net_device *dev;
706 struct net_device_stats stats;
707
708 struct qeth_card_info info;
709 struct qeth_token token;
710 struct qeth_seqno seqno;
711 struct qeth_card_options options;
712
713 wait_queue_head_t wait_q;
714 spinlock_t vlanlock;
715 spinlock_t mclock;
716 struct vlan_group *vlangrp;
717 struct list_head vid_list;
718 struct list_head mc_list;
719 struct work_struct kernel_thread_starter;
720 spinlock_t thread_mask_lock;
721 unsigned long thread_start_mask;
722 unsigned long thread_allowed_mask;
723 unsigned long thread_running_mask;
724 spinlock_t ip_lock;
725 struct list_head ip_list;
726 struct list_head *ip_tbd_list;
727 struct qeth_ipato ipato;
728 struct list_head cmd_waiter_list;
729 /* QDIO buffer handling */
730 struct qeth_qdio_info qdio;
731 struct qeth_perf_stats perf_stats;
732 int use_hard_stop;
733 struct qeth_osn_info osn_info;
734 struct qeth_discipline discipline;
735 atomic_t force_alloc_skb;
736};
737
738struct qeth_card_list_struct {
739 struct list_head list;
740 rwlock_t rwlock;
741};
742
743/*some helper functions*/
744#define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "")
745
746static inline struct qeth_card *CARD_FROM_CDEV(struct ccw_device *cdev)
747{
748 struct qeth_card *card = dev_get_drvdata(&((struct ccwgroup_device *)
749 dev_get_drvdata(&cdev->dev))->dev);
750 return card;
751}
752
753static inline int qeth_get_micros(void)
754{
755 return (int) (get_clock() >> 12);
756}
757
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FB		 758static inline int qeth_get_ip_version(struct sk_buff *skb)
759{
760 switch (skb->protocol) {
761 case ETH_P_IPV6:
762 return 6;
763 case ETH_P_IP:
764 return 4;
765 default:
766 return 0;
767 }
768}
769
f90b744e
FB		 770static inline void qeth_put_buffer_pool_entry(struct qeth_card *card,
771 struct qeth_buffer_pool_entry *entry)
772{
773 list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list);
774}
775
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FB		 776struct qeth_eddp_context;
777extern struct ccwgroup_driver qeth_l2_ccwgroup_driver;
778extern struct ccwgroup_driver qeth_l3_ccwgroup_driver;
779const char *qeth_get_cardname_short(struct qeth_card *);
780int qeth_realloc_buffer_pool(struct qeth_card *, int);
781int qeth_core_load_discipline(struct qeth_card *, enum qeth_discipline_id);
782void qeth_core_free_discipline(struct qeth_card *);
783int qeth_core_create_device_attributes(struct device *);
784void qeth_core_remove_device_attributes(struct device *);
785int qeth_core_create_osn_attributes(struct device *);
786void qeth_core_remove_osn_attributes(struct device *);
787
788/* exports for qeth discipline device drivers */
789extern struct qeth_card_list_struct qeth_core_card_list;
683d718a 790extern struct kmem_cache *qeth_core_header_cache;
d11ba0c4 791extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS];
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FB		 792
793void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int);
794int qeth_threads_running(struct qeth_card *, unsigned long);
795int qeth_wait_for_threads(struct qeth_card *, unsigned long);
796int qeth_do_run_thread(struct qeth_card *, unsigned long);
797void qeth_clear_thread_start_bit(struct qeth_card *, unsigned long);
798void qeth_clear_thread_running_bit(struct qeth_card *, unsigned long);
799int qeth_core_hardsetup_card(struct qeth_card *);
800void qeth_print_status_message(struct qeth_card *);
801int qeth_init_qdio_queues(struct qeth_card *);
802int qeth_send_startlan(struct qeth_card *);
803int qeth_send_stoplan(struct qeth_card *);
804int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *,
805 int (*reply_cb)
806 (struct qeth_card *, struct qeth_reply *, unsigned long),
807 void *);
808struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *,
809 enum qeth_ipa_cmds, enum qeth_prot_versions);
810int qeth_query_setadapterparms(struct qeth_card *);
779e6e1c 811int qeth_check_qdio_errors(struct qdio_buffer *, unsigned int, const char *);
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FB		 812void qeth_queue_input_buffer(struct qeth_card *, int);
813struct sk_buff *qeth_core_get_next_skb(struct qeth_card *,
814 struct qdio_buffer *, struct qdio_buffer_element **, int *,
815 struct qeth_hdr **);
816void qeth_schedule_recovery(struct qeth_card *);
817void qeth_qdio_output_handler(struct ccw_device *, unsigned int,
779e6e1c 818 int, int, int, unsigned long);
4a71df50
FB		 819void qeth_clear_ipacmd_list(struct qeth_card *);
820int qeth_qdio_clear_card(struct qeth_card *, int);
821void qeth_clear_working_pool_list(struct qeth_card *);
822void qeth_clear_cmd_buffers(struct qeth_channel *);
823void qeth_clear_qdio_buffers(struct qeth_card *);
824void qeth_setadp_promisc_mode(struct qeth_card *);
825struct net_device_stats *qeth_get_stats(struct net_device *);
826int qeth_change_mtu(struct net_device *, int);
827int qeth_setadpparms_change_macaddr(struct qeth_card *);
828void qeth_tx_timeout(struct net_device *);
829void qeth_prepare_control_data(struct qeth_card *, int,
830 struct qeth_cmd_buffer *);
831void qeth_release_buffer(struct qeth_channel *, struct qeth_cmd_buffer *);
832void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char);
833struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *);
834int qeth_mdio_read(struct net_device *, int, int);
835int qeth_snmp_command(struct qeth_card *, char __user *);
836int qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types);
837struct qeth_cmd_buffer *qeth_get_adapter_cmd(struct qeth_card *, __u32, __u32);
838int qeth_default_setadapterparms_cb(struct qeth_card *, struct qeth_reply *,
839 unsigned long);
840int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *,
841 int (*reply_cb)(struct qeth_card *, struct qeth_reply*, unsigned long),
842 void *reply_param);
843int qeth_get_cast_type(struct qeth_card *, struct sk_buff *);
844int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int);
4a71df50
FB		 845int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int);
846int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *,
847 struct sk_buff *, struct qeth_hdr *, int,
683d718a 848 struct qeth_eddp_context *, int, int);
4a71df50
FB		 849int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *,
850 struct sk_buff *, struct qeth_hdr *,
851 int, struct qeth_eddp_context *);
852int qeth_core_get_stats_count(struct net_device *);
853void qeth_core_get_ethtool_stats(struct net_device *,
854 struct ethtool_stats *, u64 *);
855void qeth_core_get_strings(struct net_device *, u32, u8 *);
856void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
cd023216 857void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...);
3f9975aa 858int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *);
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FB		 859
860/* exports for OSN */
861int qeth_osn_assist(struct net_device *, void *, int);
862int qeth_osn_register(unsigned char *read_dev_no, struct net_device **,
863 int (*assist_cb)(struct net_device *, void *),
864 int (*data_cb)(struct sk_buff *));
865void qeth_osn_deregister(struct net_device *);
866
867#endif /* __QETH_CORE_H__ */
kernel source for telekom puls (alcatel/mediatek)