1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright IBM Corp. 2007
4 * Author(s): Utz Bacher <utz.bacher@de.ibm.com>,
5 * Frank Pavlic <fpavlic@de.ibm.com>,
6 * Thomas Spatzier <tspat@de.ibm.com>,
7 * Frank Blaschka <frank.blaschka@de.ibm.com>
10 #ifndef __QETH_CORE_H__
11 #define __QETH_CORE_H__
14 #include <linux/if_arp.h>
15 #include <linux/etherdevice.h>
16 #include <linux/if_vlan.h>
17 #include <linux/ctype.h>
18 #include <linux/in6.h>
19 #include <linux/bitops.h>
20 #include <linux/seq_file.h>
21 #include <linux/ethtool.h>
22 #include <linux/hashtable.h>
24 #include <linux/refcount.h>
27 #include <net/if_inet6.h>
28 #include <net/addrconf.h>
30 #include <asm/debug.h>
32 #include <asm/ccwdev.h>
33 #include <asm/ccwgroup.h>
34 #include <asm/sysinfo.h>
36 #include "qeth_core_mpc.h"
39 * Debug Facility stuff
45 QETH_DBF_INFOS /* must be last element */
48 struct qeth_dbf_info {
49 char name[DEBUG_MAX_NAME_LEN];
54 struct debug_view *view;
58 #define QETH_DBF_CTRL_LEN 256
60 #define QETH_DBF_TEXT(name, level, text) \
61 debug_text_event(qeth_dbf[QETH_DBF_##name].id, level, text)
63 #define QETH_DBF_HEX(name, level, addr, len) \
64 debug_event(qeth_dbf[QETH_DBF_##name].id, level, (void *)(addr), len)
66 #define QETH_DBF_MESSAGE(level, text...) \
67 debug_sprintf_event(qeth_dbf[QETH_DBF_MSG].id, level, text)
69 #define QETH_DBF_TEXT_(name, level, text...) \
70 qeth_dbf_longtext(qeth_dbf[QETH_DBF_##name].id, level, text)
72 #define QETH_CARD_TEXT(card, level, text) \
73 debug_text_event(card->debug, level, text)
75 #define QETH_CARD_HEX(card, level, addr, len) \
76 debug_event(card->debug, level, (void *)(addr), len)
78 #define QETH_CARD_MESSAGE(card, text...) \
79 debug_sprintf_event(card->debug, level, text)
81 #define QETH_CARD_TEXT_(card, level, text...) \
82 qeth_dbf_longtext(card->debug, level, text)
84 #define SENSE_COMMAND_REJECT_BYTE 0
85 #define SENSE_COMMAND_REJECT_FLAG 0x80
86 #define SENSE_RESETTING_EVENT_BYTE 1
87 #define SENSE_RESETTING_EVENT_FLAG 0x80
90 * Common IO related definitions
92 #define CARD_RDEV(card) card->read.ccwdev
93 #define CARD_WDEV(card) card->write.ccwdev
94 #define CARD_DDEV(card) card->data.ccwdev
95 #define CARD_BUS_ID(card) dev_name(&card->gdev->dev)
96 #define CARD_RDEV_ID(card) dev_name(&card->read.ccwdev->dev)
97 #define CARD_WDEV_ID(card) dev_name(&card->write.ccwdev->dev)
98 #define CARD_DDEV_ID(card) dev_name(&card->data.ccwdev->dev)
99 #define CHANNEL_ID(channel) dev_name(&channel->ccwdev->dev)
104 struct qeth_perf_stats {
105 unsigned int bufs_rec;
106 unsigned int bufs_sent;
108 unsigned int skbs_sent_pack;
109 unsigned int bufs_sent_pack;
111 unsigned int sc_dp_p;
112 unsigned int sc_p_dp;
113 /* qdio_cq_handler: number of times called, time spent in */
116 unsigned int cq_time;
117 /* qdio_input_handler: number of times called, time spent in */
118 __u64 inbound_start_time;
119 unsigned int inbound_cnt;
120 unsigned int inbound_time;
121 /* qeth_send_packet: number of times called, time spent in */
122 __u64 outbound_start_time;
123 unsigned int outbound_cnt;
124 unsigned int outbound_time;
125 /* qdio_output_handler: number of times called, time spent in */
126 __u64 outbound_handler_start_time;
127 unsigned int outbound_handler_cnt;
128 unsigned int outbound_handler_time;
129 /* number of calls to and time spent in do_QDIO for inbound queue */
130 __u64 inbound_do_qdio_start_time;
131 unsigned int inbound_do_qdio_cnt;
132 unsigned int inbound_do_qdio_time;
133 /* number of calls to and time spent in do_QDIO for outbound queues */
134 __u64 outbound_do_qdio_start_time;
135 unsigned int outbound_do_qdio_cnt;
136 unsigned int outbound_do_qdio_time;
137 unsigned int large_send_bytes;
138 unsigned int large_send_cnt;
139 unsigned int sg_skbs_sent;
140 unsigned int sg_frags_sent;
141 /* initial values when measuring starts */
142 unsigned long initial_rx_packets;
143 unsigned long initial_tx_packets;
144 /* inbound scatter gather data */
145 unsigned int sg_skbs_rx;
146 unsigned int sg_frags_rx;
147 unsigned int sg_alloc_page_rx;
148 unsigned int tx_csum;
150 unsigned int tx_linfail;
154 struct qeth_routing_info {
155 enum qeth_routing_types type;
159 struct qeth_ipa_info {
160 __u32 supported_funcs;
164 /* SETBRIDGEPORT stuff */
165 enum qeth_sbp_roles {
166 QETH_SBP_ROLE_NONE = 0,
167 QETH_SBP_ROLE_PRIMARY = 1,
168 QETH_SBP_ROLE_SECONDARY = 2,
171 enum qeth_sbp_states {
172 QETH_SBP_STATE_INACTIVE = 0,
173 QETH_SBP_STATE_STANDBY = 1,
174 QETH_SBP_STATE_ACTIVE = 2,
177 #define QETH_SBP_HOST_NOTIFICATION 1
179 struct qeth_sbp_info {
180 __u32 supported_funcs;
181 enum qeth_sbp_roles role;
182 __u32 hostnotification:1;
183 __u32 reflect_promisc:1;
184 __u32 reflect_promisc_primary:1;
187 struct qeth_vnicc_info {
188 /* supported/currently configured VNICCs; updated in IPA exchanges */
191 /* supported commands: bitmasks which VNICCs support respective cmd */
193 u32 getset_timeout_sup;
194 /* timeout value for the learning characteristic */
195 u32 learning_timeout;
196 /* characteristics wanted/configured by user */
198 /* has user explicitly enabled rx_bcast while online? */
199 bool rx_bcast_enabled;
202 static inline int qeth_is_ipa_supported(struct qeth_ipa_info *ipa,
203 enum qeth_ipa_funcs func)
205 return (ipa->supported_funcs & func);
208 static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
209 enum qeth_ipa_funcs func)
211 return (ipa->supported_funcs & ipa->enabled_funcs & func);
214 #define qeth_adp_supported(c, f) \
215 qeth_is_ipa_supported(&c->options.adp, f)
216 #define qeth_adp_enabled(c, f) \
217 qeth_is_ipa_enabled(&c->options.adp, f)
218 #define qeth_is_supported(c, f) \
219 qeth_is_ipa_supported(&c->options.ipa4, f)
220 #define qeth_is_enabled(c, f) \
221 qeth_is_ipa_enabled(&c->options.ipa4, f)
222 #define qeth_is_supported6(c, f) \
223 qeth_is_ipa_supported(&c->options.ipa6, f)
224 #define qeth_is_enabled6(c, f) \
225 qeth_is_ipa_enabled(&c->options.ipa6, f)
226 #define qeth_is_ipafunc_supported(c, prot, f) \
227 ((prot == QETH_PROT_IPV6) ? \
228 qeth_is_supported6(c, f) : qeth_is_supported(c, f))
229 #define qeth_is_ipafunc_enabled(c, prot, f) \
230 ((prot == QETH_PROT_IPV6) ? \
231 qeth_is_enabled6(c, f) : qeth_is_enabled(c, f))
233 #define QETH_IDX_FUNC_LEVEL_OSD 0x0101
234 #define QETH_IDX_FUNC_LEVEL_IQD 0x4108
236 #define QETH_REAL_CARD 1
237 #define QETH_VLAN_CARD 2
238 #define QETH_BUFSIZE 4096
243 #define QETH_TX_TIMEOUT 100 * HZ
244 #define QETH_RCD_TIMEOUT 60 * HZ
245 #define QETH_RECLAIM_WORK_TIME HZ
246 #define QETH_MAX_PORTNO 15
248 /*IPv6 address autoconfiguration stuff*/
249 #define UNIQUE_ID_IF_CREATE_ADDR_FAILED 0xfffe
250 #define UNIQUE_ID_NOT_BY_CARD 0x10000
252 /*****************************************************************************/
253 /* QDIO queue and buffer handling */
254 /*****************************************************************************/
255 #define QETH_MAX_QUEUES 4
256 #define QETH_IN_BUF_SIZE_DEFAULT 65536
257 #define QETH_IN_BUF_COUNT_DEFAULT 64
258 #define QETH_IN_BUF_COUNT_HSDEFAULT 128
259 #define QETH_IN_BUF_COUNT_MIN 8
260 #define QETH_IN_BUF_COUNT_MAX 128
261 #define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12)
262 #define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \
263 ((card)->qdio.in_buf_pool.buf_count / 2)
265 /* buffers we have to be behind before we get a PCI */
266 #define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1)
267 /*enqueued free buffers left before we get a PCI*/
268 #define QETH_PCI_THRESHOLD_B(card) 0
269 /*not used unless the microcode gets patched*/
270 #define QETH_PCI_TIMER_VALUE(card) 3
272 /* priority queing */
273 #define QETH_PRIOQ_DEFAULT QETH_NO_PRIO_QUEUEING
274 #define QETH_DEFAULT_QUEUE 2
275 #define QETH_NO_PRIO_QUEUEING 0
276 #define QETH_PRIO_Q_ING_PREC 1
277 #define QETH_PRIO_Q_ING_TOS 2
278 #define QETH_PRIO_Q_ING_SKB 3
279 #define QETH_PRIO_Q_ING_VLAN 4
282 #define QETH_LOW_WATERMARK_PACK 2
283 #define QETH_HIGH_WATERMARK_PACK 5
284 #define QETH_WATERMARK_PACK_FUZZ 1
286 /* large receive scatter gather copy break */
287 #define QETH_RX_SG_CB (PAGE_SIZE >> 1)
288 #define QETH_RX_PULL_LEN 256
290 struct qeth_hdr_layer3 {
293 __u16 inbound_checksum; /*TSO:__u16 seqno */
294 __u32 token; /*TSO: __u32 reserved */
318 struct qeth_hdr_layer2 {
328 } __attribute__ ((packed));
330 struct qeth_hdr_osn {
339 } __attribute__ ((packed));
343 struct qeth_hdr_layer2 l2;
344 struct qeth_hdr_layer3 l3;
345 struct qeth_hdr_osn osn;
347 } __attribute__ ((packed));
349 /*TCP Segmentation Offload header*/
350 struct qeth_hdr_ext_tso {
361 } __attribute__ ((packed));
363 struct qeth_hdr_tso {
364 struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/
365 struct qeth_hdr_ext_tso ext;
366 } __attribute__ ((packed));
369 /* flags for qeth_hdr.flags */
370 #define QETH_HDR_PASSTHRU 0x10
371 #define QETH_HDR_IPV6 0x80
372 #define QETH_HDR_CAST_MASK 0x07
373 enum qeth_cast_flags {
374 QETH_CAST_UNICAST = 0x06,
375 QETH_CAST_MULTICAST = 0x04,
376 QETH_CAST_BROADCAST = 0x05,
377 QETH_CAST_ANYCAST = 0x07,
378 QETH_CAST_NOCAST = 0x00,
381 enum qeth_layer2_frame_flags {
382 QETH_LAYER2_FLAG_MULTICAST = 0x01,
383 QETH_LAYER2_FLAG_BROADCAST = 0x02,
384 QETH_LAYER2_FLAG_UNICAST = 0x04,
385 QETH_LAYER2_FLAG_VLAN = 0x10,
388 enum qeth_header_ids {
389 QETH_HEADER_TYPE_LAYER3 = 0x01,
390 QETH_HEADER_TYPE_LAYER2 = 0x02,
391 QETH_HEADER_TYPE_TSO = 0x03,
392 QETH_HEADER_TYPE_OSN = 0x04,
394 /* flags for qeth_hdr.ext_flags */
395 #define QETH_HDR_EXT_VLAN_FRAME 0x01
396 #define QETH_HDR_EXT_TOKEN_ID 0x02
397 #define QETH_HDR_EXT_INCLUDE_VLAN_TAG 0x04
398 #define QETH_HDR_EXT_SRC_MAC_ADDR 0x08
399 #define QETH_HDR_EXT_CSUM_HDR_REQ 0x10
400 #define QETH_HDR_EXT_CSUM_TRANSP_REQ 0x20
401 #define QETH_HDR_EXT_UDP 0x40 /*bit off for TCP*/
403 enum qeth_qdio_buffer_states {
405 * inbound: read out by driver; owned by hardware in order to be filled
406 * outbound: owned by driver in order to be filled
410 * inbound: filled by hardware; owned by driver in order to be read out
411 * outbound: filled by driver; owned by hardware in order to be sent
413 QETH_QDIO_BUF_PRIMED,
415 * inbound: not applicable
416 * outbound: identified to be pending in TPQ
418 QETH_QDIO_BUF_PENDING,
420 * inbound: not applicable
421 * outbound: found in completion queue
425 * inbound: not applicable
426 * outbound: handled via transfer pending / completion queue
428 QETH_QDIO_BUF_HANDLED_DELAYED,
431 enum qeth_qdio_info_states {
432 QETH_QDIO_UNINITIALIZED,
434 QETH_QDIO_ESTABLISHED,
438 struct qeth_buffer_pool_entry {
439 struct list_head list;
440 struct list_head init_list;
441 void *elements[QDIO_MAX_ELEMENTS_PER_BUFFER];
444 struct qeth_qdio_buffer_pool {
445 struct list_head entry_list;
449 struct qeth_qdio_buffer {
450 struct qdio_buffer *buffer;
451 /* the buffer pool entry currently associated to this buffer */
452 struct qeth_buffer_pool_entry *pool_entry;
453 struct sk_buff *rx_skb;
457 struct qdio_buffer *qdio_bufs[QDIO_MAX_BUFFERS_PER_Q];
458 struct qeth_qdio_buffer bufs[QDIO_MAX_BUFFERS_PER_Q];
459 int next_buf_to_init;
462 struct qeth_qdio_out_buffer {
463 struct qdio_buffer *buffer;
465 int next_element_to_fill;
466 struct sk_buff_head skb_list;
467 int is_header[QDIO_MAX_ELEMENTS_PER_BUFFER];
470 struct qeth_qdio_out_q *q;
471 struct qeth_qdio_out_buffer *next_pending;
476 enum qeth_out_q_states {
479 QETH_OUT_Q_LOCKED_FLUSH,
482 struct qeth_qdio_out_q {
483 struct qdio_buffer *qdio_bufs[QDIO_MAX_BUFFERS_PER_Q];
484 struct qeth_qdio_out_buffer *bufs[QDIO_MAX_BUFFERS_PER_Q];
485 struct qdio_outbuf_state *bufstates; /* convenience pointer */
487 struct qeth_card *card;
491 * index of buffer to be filled by driver; state EMPTY or PACKING
493 int next_buf_to_fill;
495 * number of buffers that are currently filled (PRIMED)
496 * -> these buffers are hardware-owned
498 atomic_t used_buffers;
499 /* indicates whether PCI flag must be set (or if one is outstanding) */
500 atomic_t set_pci_flags_count;
503 struct qeth_qdio_info {
507 struct qeth_qdio_q *in_q;
508 struct qeth_qdio_q *c_q;
509 struct qeth_qdio_buffer_pool in_buf_pool;
510 struct qeth_qdio_buffer_pool init_pool;
515 struct qeth_qdio_out_q **out_qs;
516 struct qdio_outbuf_state *out_bufstates;
518 /* priority queueing */
519 int do_prio_queueing;
520 int default_out_queue;
524 * buffer stuff for read channel
526 #define QETH_CMD_BUFFER_NO 8
529 * channel state machine
531 enum qeth_channel_states {
543 enum qeth_card_states {
545 CARD_STATE_HARDSETUP,
546 CARD_STATE_SOFTSETUP,
554 enum qeth_prot_versions {
555 QETH_PROT_IPV4 = 0x0004,
556 QETH_PROT_IPV6 = 0x0006,
565 enum qeth_cmd_buffer_state {
572 QETH_CQ_DISABLED = 0,
574 QETH_CQ_NOTAVAILABLE = 2,
581 struct list_head entries;
586 struct qeth_cmd_buffer {
587 enum qeth_cmd_buffer_state state;
588 struct qeth_channel *channel;
591 void (*callback) (struct qeth_channel *, struct qeth_cmd_buffer *);
595 * definition of a qeth channel, used for read and write
597 struct qeth_channel {
598 enum qeth_channel_states state;
601 wait_queue_head_t wait_q;
602 struct ccw_device *ccwdev;
603 /*command buffer for control data*/
604 struct qeth_cmd_buffer iob[QETH_CMD_BUFFER_NO];
605 atomic_t irq_pending;
611 * OSA card related definitions
618 __u32 cm_connection_w;
619 __u32 cm_connection_r;
622 __u32 ulp_connection_w;
623 __u32 ulp_connection_r;
635 struct list_head list;
636 wait_queue_head_t wait_q;
637 int (*callback)(struct qeth_card *, struct qeth_reply *,
640 unsigned long offset;
644 struct qeth_card *card;
648 struct qeth_card_blkt {
651 int inter_packet_jumbo;
654 #define QETH_BROADCAST_WITH_ECHO 0x01
655 #define QETH_BROADCAST_WITHOUT_ECHO 0x02
656 #define QETH_LAYER2_MAC_READ 0x01
657 #define QETH_LAYER2_MAC_REGISTERED 0x02
658 struct qeth_card_info {
659 unsigned short unit_addr2;
661 unsigned short chpid;
663 char mcl_level[QETH_MCL_LENGTH + 1];
667 enum qeth_card_types type;
668 enum qeth_link_types link_type;
669 int is_multicast_different;
672 int broadcast_capable;
675 struct qeth_card_blkt blkt;
676 enum qeth_ipa_promisc_modes promisc_mode;
677 __u32 diagass_support;
681 struct qeth_card_options {
682 struct qeth_routing_info route4;
683 struct qeth_ipa_info ipa4;
684 struct qeth_ipa_info adp; /*Adapter parameters*/
685 struct qeth_routing_info route6;
686 struct qeth_ipa_info ipa6;
687 struct qeth_sbp_info sbp; /* SETBRIDGEPORT options */
688 struct qeth_vnicc_info vnicc; /* VNICC options */
691 int performance_stats;
693 enum qeth_ipa_isolation_modes isolation;
694 enum qeth_ipa_isolation_modes prev_isolation;
701 * thread bits for qeth_card thread masks
704 QETH_RECOVER_THREAD = 1,
707 struct qeth_osn_info {
708 int (*assist_cb)(struct net_device *dev, void *data);
709 int (*data_cb)(struct sk_buff *skb);
712 enum qeth_discipline_id {
713 QETH_DISCIPLINE_UNDETERMINED = -1,
714 QETH_DISCIPLINE_LAYER3 = 0,
715 QETH_DISCIPLINE_LAYER2 = 1,
718 struct qeth_discipline {
719 const struct device_type *devtype;
720 void (*start_poll)(struct ccw_device *, int, unsigned long);
721 qdio_handler_t *input_handler;
722 qdio_handler_t *output_handler;
723 int (*process_rx_buffer)(struct qeth_card *card, int budget, int *done);
724 int (*recover)(void *ptr);
725 int (*setup) (struct ccwgroup_device *);
726 void (*remove) (struct ccwgroup_device *);
727 int (*set_online) (struct ccwgroup_device *);
728 int (*set_offline) (struct ccwgroup_device *);
729 int (*freeze)(struct ccwgroup_device *);
730 int (*thaw) (struct ccwgroup_device *);
731 int (*restore)(struct ccwgroup_device *);
732 int (*do_ioctl)(struct net_device *dev, struct ifreq *rq, int cmd);
733 int (*control_event_handler)(struct qeth_card *card,
734 struct qeth_ipa_cmd *cmd);
737 struct qeth_vlan_vid {
738 struct list_head list;
742 enum qeth_addr_disposition {
743 QETH_DISP_ADDR_DELETE = 0,
744 QETH_DISP_ADDR_DO_NOTHING = 1,
745 QETH_DISP_ADDR_ADD = 2,
751 struct qdio_buffer_element *b_element;
756 struct carrier_info {
762 struct qeth_switch_info {
767 #define QETH_NAPI_WEIGHT NAPI_POLL_WEIGHT
770 struct list_head list;
771 enum qeth_card_states state;
774 struct ccwgroup_device *gdev;
775 struct qeth_channel read;
776 struct qeth_channel write;
777 struct qeth_channel data;
779 struct net_device *dev;
780 struct net_device_stats stats;
782 struct qeth_card_info info;
783 struct qeth_token token;
784 struct qeth_seqno seqno;
785 struct qeth_card_options options;
787 wait_queue_head_t wait_q;
790 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
791 struct list_head vid_list;
792 DECLARE_HASHTABLE(mac_htable, 4);
793 DECLARE_HASHTABLE(ip_htable, 4);
794 DECLARE_HASHTABLE(ip_mc_htable, 4);
795 struct work_struct kernel_thread_starter;
796 spinlock_t thread_mask_lock;
797 unsigned long thread_start_mask;
798 unsigned long thread_allowed_mask;
799 unsigned long thread_running_mask;
800 struct task_struct *recovery_task;
802 struct qeth_ipato ipato;
803 struct list_head cmd_waiter_list;
804 /* QDIO buffer handling */
805 struct qeth_qdio_info qdio;
806 struct qeth_perf_stats perf_stats;
807 int read_or_write_problem;
808 struct qeth_osn_info osn_info;
809 struct qeth_discipline *discipline;
810 atomic_t force_alloc_skb;
811 struct service_level qeth_service_level;
812 struct qdio_ssqd_desc ssqd;
814 struct mutex conf_mutex;
815 struct mutex discipline_mutex;
816 struct napi_struct napi;
818 struct delayed_work buffer_reclaim_work;
820 struct work_struct close_dev_work;
823 struct qeth_card_list_struct {
824 struct list_head list;
828 struct qeth_trap_id {
836 /*some helper functions*/
837 #define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "")
840 * qeth_get_elements_for_range() - find number of SBALEs to cover range.
841 * @start: Start of the address range.
842 * @end: Address after the end of the range.
844 * Returns the number of pages, and thus QDIO buffer elements, needed to cover
845 * the specified address range.
847 static inline int qeth_get_elements_for_range(addr_t start, addr_t end)
849 return PFN_UP(end - 1) - PFN_DOWN(start);
852 static inline int qeth_get_micros(void)
854 return (int) (get_tod_clock() >> 12);
857 static inline int qeth_get_ip_version(struct sk_buff *skb)
859 struct vlan_ethhdr *veth = vlan_eth_hdr(skb);
860 __be16 prot = veth->h_vlan_proto;
862 if (prot == htons(ETH_P_8021Q))
863 prot = veth->h_vlan_encapsulated_proto;
866 case htons(ETH_P_IPV6):
868 case htons(ETH_P_IP):
875 static inline void qeth_put_buffer_pool_entry(struct qeth_card *card,
876 struct qeth_buffer_pool_entry *entry)
878 list_add_tail(&entry->list, &card->qdio.in_buf_pool.entry_list);
881 static inline int qeth_is_diagass_supported(struct qeth_card *card,
882 enum qeth_diags_cmds cmd)
884 return card->info.diagass_support & (__u32)cmd;
887 extern struct qeth_discipline qeth_l2_discipline;
888 extern struct qeth_discipline qeth_l3_discipline;
889 extern const struct attribute_group *qeth_generic_attr_groups[];
890 extern const struct attribute_group *qeth_osn_attr_groups[];
891 extern const struct attribute_group qeth_device_attr_group;
892 extern const struct attribute_group qeth_device_blkt_group;
893 extern const struct device_type qeth_generic_devtype;
894 extern struct workqueue_struct *qeth_wq;
896 int qeth_card_hw_is_reachable(struct qeth_card *);
897 const char *qeth_get_cardname_short(struct qeth_card *);
898 int qeth_realloc_buffer_pool(struct qeth_card *, int);
899 int qeth_core_load_discipline(struct qeth_card *, enum qeth_discipline_id);
900 void qeth_core_free_discipline(struct qeth_card *);
902 /* exports for qeth discipline device drivers */
903 extern struct qeth_card_list_struct qeth_core_card_list;
904 extern struct kmem_cache *qeth_core_header_cache;
905 extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS];
907 void qeth_set_recovery_task(struct qeth_card *);
908 void qeth_clear_recovery_task(struct qeth_card *);
909 void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int);
910 int qeth_threads_running(struct qeth_card *, unsigned long);
911 int qeth_wait_for_threads(struct qeth_card *, unsigned long);
912 int qeth_do_run_thread(struct qeth_card *, unsigned long);
913 void qeth_clear_thread_start_bit(struct qeth_card *, unsigned long);
914 void qeth_clear_thread_running_bit(struct qeth_card *, unsigned long);
915 int qeth_core_hardsetup_card(struct qeth_card *);
916 void qeth_print_status_message(struct qeth_card *);
917 int qeth_init_qdio_queues(struct qeth_card *);
918 int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *,
920 (struct qeth_card *, struct qeth_reply *, unsigned long),
922 struct qeth_cmd_buffer *qeth_get_ipacmd_buffer(struct qeth_card *,
923 enum qeth_ipa_cmds, enum qeth_prot_versions);
924 int qeth_query_setadapterparms(struct qeth_card *);
925 struct sk_buff *qeth_core_get_next_skb(struct qeth_card *,
926 struct qeth_qdio_buffer *, struct qdio_buffer_element **, int *,
928 void qeth_schedule_recovery(struct qeth_card *);
929 void qeth_qdio_start_poll(struct ccw_device *, int, unsigned long);
930 int qeth_poll(struct napi_struct *napi, int budget);
931 void qeth_qdio_input_handler(struct ccw_device *,
932 unsigned int, unsigned int, int,
934 void qeth_qdio_output_handler(struct ccw_device *, unsigned int,
935 int, int, int, unsigned long);
936 void qeth_clear_ipacmd_list(struct qeth_card *);
937 int qeth_qdio_clear_card(struct qeth_card *, int);
938 void qeth_clear_working_pool_list(struct qeth_card *);
939 void qeth_clear_cmd_buffers(struct qeth_channel *);
940 void qeth_clear_qdio_buffers(struct qeth_card *);
941 void qeth_setadp_promisc_mode(struct qeth_card *);
942 struct net_device_stats *qeth_get_stats(struct net_device *);
943 int qeth_change_mtu(struct net_device *, int);
944 int qeth_setadpparms_change_macaddr(struct qeth_card *);
945 void qeth_tx_timeout(struct net_device *);
946 void qeth_prepare_control_data(struct qeth_card *, int,
947 struct qeth_cmd_buffer *);
948 void qeth_release_buffer(struct qeth_channel *, struct qeth_cmd_buffer *);
949 void qeth_prepare_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, char);
950 struct qeth_cmd_buffer *qeth_wait_for_buffer(struct qeth_channel *);
951 int qeth_query_switch_attributes(struct qeth_card *card,
952 struct qeth_switch_info *sw_info);
953 int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *,
954 int (*reply_cb)(struct qeth_card *, struct qeth_reply*, unsigned long),
956 int qeth_bridgeport_query_ports(struct qeth_card *card,
957 enum qeth_sbp_roles *role, enum qeth_sbp_states *state);
958 int qeth_bridgeport_setrole(struct qeth_card *card, enum qeth_sbp_roles role);
959 int qeth_bridgeport_an_set(struct qeth_card *card, int enable);
960 int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int);
961 int qeth_get_elements_no(struct qeth_card *card, struct sk_buff *skb,
962 int extra_elems, int data_offset);
963 int qeth_get_elements_for_frags(struct sk_buff *);
964 int qeth_do_send_packet_fast(struct qeth_qdio_out_q *queue, struct sk_buff *skb,
965 struct qeth_hdr *hdr, unsigned int offset,
966 unsigned int hd_len);
967 int qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue,
968 struct sk_buff *skb, struct qeth_hdr *hdr,
969 unsigned int offset, unsigned int hd_len,
970 int elements_needed);
971 int qeth_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
972 int qeth_core_get_sset_count(struct net_device *, int);
973 void qeth_core_get_ethtool_stats(struct net_device *,
974 struct ethtool_stats *, u64 *);
975 void qeth_core_get_strings(struct net_device *, u32, u8 *);
976 void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
977 void qeth_dbf_longtext(debug_info_t *id, int level, char *text, ...);
978 int qeth_core_ethtool_get_link_ksettings(struct net_device *netdev,
979 struct ethtool_link_ksettings *cmd);
980 int qeth_set_access_ctrl_online(struct qeth_card *card, int fallback);
981 int qeth_hdr_chk_and_bounce(struct sk_buff *, struct qeth_hdr **, int);
982 int qeth_configure_cq(struct qeth_card *, enum qeth_cq);
983 int qeth_hw_trap(struct qeth_card *, enum qeth_diags_trap_action);
984 int qeth_query_ipassists(struct qeth_card *, enum qeth_prot_versions prot);
985 void qeth_trace_features(struct qeth_card *);
986 void qeth_close_dev(struct qeth_card *);
987 int qeth_send_simple_setassparms(struct qeth_card *, enum qeth_ipa_funcs,
989 int qeth_send_setassparms(struct qeth_card *, struct qeth_cmd_buffer *, __u16,
991 int (*reply_cb)(struct qeth_card *,
992 struct qeth_reply *, unsigned long),
994 int qeth_setassparms_cb(struct qeth_card *, struct qeth_reply *, unsigned long);
995 struct qeth_cmd_buffer *qeth_get_setassparms_cmd(struct qeth_card *,
998 enum qeth_prot_versions);
999 int qeth_set_features(struct net_device *, netdev_features_t);
1000 void qeth_recover_features(struct net_device *dev);
1001 netdev_features_t qeth_fix_features(struct net_device *, netdev_features_t);
1002 netdev_features_t qeth_features_check(struct sk_buff *skb,
1003 struct net_device *dev,
1004 netdev_features_t features);
1005 int qeth_vm_request_mac(struct qeth_card *card);
1006 int qeth_push_hdr(struct sk_buff *skb, struct qeth_hdr **hdr, unsigned int len);
1008 /* exports for OSN */
1009 int qeth_osn_assist(struct net_device *, void *, int);
1010 int qeth_osn_register(unsigned char *read_dev_no, struct net_device **,
1011 int (*assist_cb)(struct net_device *, void *),
1012 int (*data_cb)(struct sk_buff *));
1013 void qeth_osn_deregister(struct net_device *);
1015 #endif /* __QETH_CORE_H__ */