Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef __QETH_H__ |
2 | #define __QETH_H__ | |
3 | ||
4 | #include <linux/if.h> | |
5 | #include <linux/if_arp.h> | |
6 | ||
7 | #include <linux/if_tr.h> | |
8 | #include <linux/trdevice.h> | |
9 | #include <linux/etherdevice.h> | |
10 | #include <linux/if_vlan.h> | |
bd389b90 | 11 | #include <linux/ctype.h> |
1da177e4 LT |
12 | |
13 | #include <net/ipv6.h> | |
14 | #include <linux/in6.h> | |
15 | #include <net/if_inet6.h> | |
16 | #include <net/addrconf.h> | |
17 | ||
18 | ||
19 | #include <linux/bitops.h> | |
20 | ||
21 | #include <asm/debug.h> | |
22 | #include <asm/qdio.h> | |
23 | #include <asm/ccwdev.h> | |
24 | #include <asm/ccwgroup.h> | |
25 | ||
26 | #include "qeth_mpc.h" | |
27 | ||
1da177e4 LT |
28 | #ifdef CONFIG_QETH_IPV6 |
29 | #define QETH_VERSION_IPV6 ":IPv6" | |
30 | #else | |
31 | #define QETH_VERSION_IPV6 "" | |
32 | #endif | |
33 | #ifdef CONFIG_QETH_VLAN | |
34 | #define QETH_VERSION_VLAN ":VLAN" | |
35 | #else | |
36 | #define QETH_VERSION_VLAN "" | |
37 | #endif | |
38 | ||
39 | /** | |
40 | * Debug Facility stuff | |
41 | */ | |
42 | #define QETH_DBF_SETUP_NAME "qeth_setup" | |
43 | #define QETH_DBF_SETUP_LEN 8 | |
66a464db | 44 | #define QETH_DBF_SETUP_PAGES 8 |
1da177e4 LT |
45 | #define QETH_DBF_SETUP_NR_AREAS 1 |
46 | #define QETH_DBF_SETUP_LEVEL 5 | |
47 | ||
48 | #define QETH_DBF_MISC_NAME "qeth_misc" | |
49 | #define QETH_DBF_MISC_LEN 128 | |
66a464db | 50 | #define QETH_DBF_MISC_PAGES 2 |
1da177e4 LT |
51 | #define QETH_DBF_MISC_NR_AREAS 1 |
52 | #define QETH_DBF_MISC_LEVEL 2 | |
53 | ||
54 | #define QETH_DBF_DATA_NAME "qeth_data" | |
55 | #define QETH_DBF_DATA_LEN 96 | |
66a464db | 56 | #define QETH_DBF_DATA_PAGES 8 |
1da177e4 LT |
57 | #define QETH_DBF_DATA_NR_AREAS 1 |
58 | #define QETH_DBF_DATA_LEVEL 2 | |
59 | ||
60 | #define QETH_DBF_CONTROL_NAME "qeth_control" | |
61 | #define QETH_DBF_CONTROL_LEN 256 | |
66a464db | 62 | #define QETH_DBF_CONTROL_PAGES 8 |
1da177e4 LT |
63 | #define QETH_DBF_CONTROL_NR_AREAS 2 |
64 | #define QETH_DBF_CONTROL_LEVEL 5 | |
65 | ||
66 | #define QETH_DBF_TRACE_NAME "qeth_trace" | |
67 | #define QETH_DBF_TRACE_LEN 8 | |
66a464db | 68 | #define QETH_DBF_TRACE_PAGES 4 |
1da177e4 LT |
69 | #define QETH_DBF_TRACE_NR_AREAS 2 |
70 | #define QETH_DBF_TRACE_LEVEL 3 | |
71 | extern debug_info_t *qeth_dbf_trace; | |
72 | ||
73 | #define QETH_DBF_SENSE_NAME "qeth_sense" | |
74 | #define QETH_DBF_SENSE_LEN 64 | |
66a464db | 75 | #define QETH_DBF_SENSE_PAGES 2 |
1da177e4 LT |
76 | #define QETH_DBF_SENSE_NR_AREAS 1 |
77 | #define QETH_DBF_SENSE_LEVEL 2 | |
78 | ||
79 | #define QETH_DBF_QERR_NAME "qeth_qerr" | |
80 | #define QETH_DBF_QERR_LEN 8 | |
66a464db | 81 | #define QETH_DBF_QERR_PAGES 2 |
1da177e4 LT |
82 | #define QETH_DBF_QERR_NR_AREAS 2 |
83 | #define QETH_DBF_QERR_LEVEL 2 | |
84 | ||
85 | #define QETH_DBF_TEXT(name,level,text) \ | |
86 | do { \ | |
87 | debug_text_event(qeth_dbf_##name,level,text); \ | |
88 | } while (0) | |
89 | ||
90 | #define QETH_DBF_HEX(name,level,addr,len) \ | |
91 | do { \ | |
92 | debug_event(qeth_dbf_##name,level,(void*)(addr),len); \ | |
93 | } while (0) | |
94 | ||
95 | DECLARE_PER_CPU(char[256], qeth_dbf_txt_buf); | |
96 | ||
97 | #define QETH_DBF_TEXT_(name,level,text...) \ | |
98 | do { \ | |
99 | char* dbf_txt_buf = get_cpu_var(qeth_dbf_txt_buf); \ | |
100 | sprintf(dbf_txt_buf, text); \ | |
101 | debug_text_event(qeth_dbf_##name,level,dbf_txt_buf); \ | |
102 | put_cpu_var(qeth_dbf_txt_buf); \ | |
103 | } while (0) | |
104 | ||
105 | #define QETH_DBF_SPRINTF(name,level,text...) \ | |
106 | do { \ | |
107 | debug_sprintf_event(qeth_dbf_trace, level, ##text ); \ | |
108 | debug_sprintf_event(qeth_dbf_trace, level, text ); \ | |
109 | } while (0) | |
110 | ||
111 | /** | |
112 | * some more debug stuff | |
113 | */ | |
114 | #define PRINTK_HEADER "qeth: " | |
115 | ||
116 | #define HEXDUMP16(importance,header,ptr) \ | |
117 | PRINT_##importance(header "%02x %02x %02x %02x %02x %02x %02x %02x " \ | |
118 | "%02x %02x %02x %02x %02x %02x %02x %02x\n", \ | |
119 | *(((char*)ptr)),*(((char*)ptr)+1),*(((char*)ptr)+2), \ | |
120 | *(((char*)ptr)+3),*(((char*)ptr)+4),*(((char*)ptr)+5), \ | |
121 | *(((char*)ptr)+6),*(((char*)ptr)+7),*(((char*)ptr)+8), \ | |
122 | *(((char*)ptr)+9),*(((char*)ptr)+10),*(((char*)ptr)+11), \ | |
123 | *(((char*)ptr)+12),*(((char*)ptr)+13), \ | |
124 | *(((char*)ptr)+14),*(((char*)ptr)+15)); \ | |
125 | PRINT_##importance(header "%02x %02x %02x %02x %02x %02x %02x %02x " \ | |
126 | "%02x %02x %02x %02x %02x %02x %02x %02x\n", \ | |
127 | *(((char*)ptr)+16),*(((char*)ptr)+17), \ | |
128 | *(((char*)ptr)+18),*(((char*)ptr)+19), \ | |
129 | *(((char*)ptr)+20),*(((char*)ptr)+21), \ | |
130 | *(((char*)ptr)+22),*(((char*)ptr)+23), \ | |
131 | *(((char*)ptr)+24),*(((char*)ptr)+25), \ | |
132 | *(((char*)ptr)+26),*(((char*)ptr)+27), \ | |
133 | *(((char*)ptr)+28),*(((char*)ptr)+29), \ | |
134 | *(((char*)ptr)+30),*(((char*)ptr)+31)); | |
135 | ||
136 | static inline void | |
137 | qeth_hex_dump(unsigned char *buf, size_t len) | |
138 | { | |
139 | size_t i; | |
140 | ||
141 | for (i = 0; i < len; i++) { | |
142 | if (i && !(i % 16)) | |
143 | printk("\n"); | |
144 | printk("%02x ", *(buf + i)); | |
145 | } | |
146 | printk("\n"); | |
147 | } | |
148 | ||
149 | #define SENSE_COMMAND_REJECT_BYTE 0 | |
150 | #define SENSE_COMMAND_REJECT_FLAG 0x80 | |
151 | #define SENSE_RESETTING_EVENT_BYTE 1 | |
152 | #define SENSE_RESETTING_EVENT_FLAG 0x80 | |
153 | ||
1da177e4 LT |
154 | /* |
155 | * Common IO related definitions | |
156 | */ | |
157 | extern struct device *qeth_root_dev; | |
158 | extern struct ccw_driver qeth_ccw_driver; | |
159 | extern struct ccwgroup_driver qeth_ccwgroup_driver; | |
160 | ||
161 | #define CARD_RDEV(card) card->read.ccwdev | |
162 | #define CARD_WDEV(card) card->write.ccwdev | |
163 | #define CARD_DDEV(card) card->data.ccwdev | |
164 | #define CARD_BUS_ID(card) card->gdev->dev.bus_id | |
165 | #define CARD_RDEV_ID(card) card->read.ccwdev->dev.bus_id | |
166 | #define CARD_WDEV_ID(card) card->write.ccwdev->dev.bus_id | |
167 | #define CARD_DDEV_ID(card) card->data.ccwdev->dev.bus_id | |
168 | #define CHANNEL_ID(channel) channel->ccwdev->dev.bus_id | |
169 | ||
170 | #define CARD_FROM_CDEV(cdev) (struct qeth_card *) \ | |
171 | ((struct ccwgroup_device *)cdev->dev.driver_data)\ | |
172 | ->dev.driver_data; | |
173 | ||
174 | /** | |
175 | * card stuff | |
176 | */ | |
1da177e4 LT |
177 | struct qeth_perf_stats { |
178 | unsigned int bufs_rec; | |
179 | unsigned int bufs_sent; | |
180 | ||
181 | unsigned int skbs_sent_pack; | |
182 | unsigned int bufs_sent_pack; | |
183 | ||
184 | unsigned int sc_dp_p; | |
185 | unsigned int sc_p_dp; | |
186 | /* qdio_input_handler: number of times called, time spent in */ | |
187 | __u64 inbound_start_time; | |
188 | unsigned int inbound_cnt; | |
189 | unsigned int inbound_time; | |
190 | /* qeth_send_packet: number of times called, time spent in */ | |
191 | __u64 outbound_start_time; | |
192 | unsigned int outbound_cnt; | |
193 | unsigned int outbound_time; | |
194 | /* qdio_output_handler: number of times called, time spent in */ | |
195 | __u64 outbound_handler_start_time; | |
196 | unsigned int outbound_handler_cnt; | |
197 | unsigned int outbound_handler_time; | |
198 | /* number of calls to and time spent in do_QDIO for inbound queue */ | |
199 | __u64 inbound_do_qdio_start_time; | |
200 | unsigned int inbound_do_qdio_cnt; | |
201 | unsigned int inbound_do_qdio_time; | |
202 | /* number of calls to and time spent in do_QDIO for outbound queues */ | |
203 | __u64 outbound_do_qdio_start_time; | |
204 | unsigned int outbound_do_qdio_cnt; | |
205 | unsigned int outbound_do_qdio_time; | |
206 | /* eddp data */ | |
207 | unsigned int large_send_bytes; | |
208 | unsigned int large_send_cnt; | |
209 | unsigned int sg_skbs_sent; | |
210 | unsigned int sg_frags_sent; | |
09d2d38a FP |
211 | /* initial values when measuring starts */ |
212 | unsigned long initial_rx_packets; | |
213 | unsigned long initial_tx_packets; | |
1da177e4 | 214 | }; |
1da177e4 LT |
215 | |
216 | /* Routing stuff */ | |
217 | struct qeth_routing_info { | |
218 | enum qeth_routing_types type; | |
219 | }; | |
220 | ||
221 | /* IPA stuff */ | |
222 | struct qeth_ipa_info { | |
223 | __u32 supported_funcs; | |
224 | __u32 enabled_funcs; | |
225 | }; | |
226 | ||
227 | static inline int | |
228 | qeth_is_ipa_supported(struct qeth_ipa_info *ipa, enum qeth_ipa_funcs func) | |
229 | { | |
230 | return (ipa->supported_funcs & func); | |
231 | } | |
232 | ||
233 | static inline int | |
234 | qeth_is_ipa_enabled(struct qeth_ipa_info *ipa, enum qeth_ipa_funcs func) | |
235 | { | |
236 | return (ipa->supported_funcs & ipa->enabled_funcs & func); | |
237 | } | |
238 | ||
239 | #define qeth_adp_supported(c,f) \ | |
240 | qeth_is_ipa_supported(&c->options.adp, f) | |
241 | #define qeth_adp_enabled(c,f) \ | |
242 | qeth_is_ipa_enabled(&c->options.adp, f) | |
243 | #define qeth_is_supported(c,f) \ | |
244 | qeth_is_ipa_supported(&c->options.ipa4, f) | |
245 | #define qeth_is_enabled(c,f) \ | |
246 | qeth_is_ipa_enabled(&c->options.ipa4, f) | |
247 | #ifdef CONFIG_QETH_IPV6 | |
248 | #define qeth_is_supported6(c,f) \ | |
249 | qeth_is_ipa_supported(&c->options.ipa6, f) | |
250 | #define qeth_is_enabled6(c,f) \ | |
251 | qeth_is_ipa_enabled(&c->options.ipa6, f) | |
252 | #else /* CONFIG_QETH_IPV6 */ | |
253 | #define qeth_is_supported6(c,f) 0 | |
254 | #define qeth_is_enabled6(c,f) 0 | |
255 | #endif /* CONFIG_QETH_IPV6 */ | |
256 | #define qeth_is_ipafunc_supported(c,prot,f) \ | |
257 | (prot==QETH_PROT_IPV6)? qeth_is_supported6(c,f):qeth_is_supported(c,f) | |
258 | #define qeth_is_ipafunc_enabled(c,prot,f) \ | |
259 | (prot==QETH_PROT_IPV6)? qeth_is_enabled6(c,f):qeth_is_enabled(c,f) | |
260 | ||
261 | ||
262 | #define QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT 0x0101 | |
263 | #define QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT 0x0101 | |
264 | #define QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT 0x4108 | |
265 | #define QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT 0x5108 | |
266 | ||
267 | #define QETH_MODELLIST_ARRAY \ | |
268 | {{0x1731,0x01,0x1732,0x01,QETH_CARD_TYPE_OSAE,1, \ | |
269 | QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \ | |
270 | QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \ | |
271 | QETH_MAX_QUEUES,0}, \ | |
272 | {0x1731,0x05,0x1732,0x05,QETH_CARD_TYPE_IQD,0, \ | |
273 | QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT, \ | |
274 | QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT, \ | |
275 | QETH_MAX_QUEUES,0x103}, \ | |
500f83ab UB |
276 | {0x1731,0x06,0x1732,0x06,QETH_CARD_TYPE_OSN,0, \ |
277 | QETH_IDX_FUNC_LEVEL_OSAE_ENA_IPAT, \ | |
278 | QETH_IDX_FUNC_LEVEL_OSAE_DIS_IPAT, \ | |
279 | QETH_MAX_QUEUES,0}, \ | |
1da177e4 LT |
280 | {0,0,0,0,0,0,0,0,0}} |
281 | ||
282 | #define QETH_REAL_CARD 1 | |
283 | #define QETH_VLAN_CARD 2 | |
284 | #define QETH_BUFSIZE 4096 | |
285 | ||
286 | /** | |
287 | * some more defs | |
288 | */ | |
289 | #define IF_NAME_LEN 16 | |
290 | #define QETH_TX_TIMEOUT 100 * HZ | |
291 | #define QETH_HEADER_SIZE 32 | |
292 | #define MAX_PORTNO 15 | |
e23dd9cd FP |
293 | #define QETH_FAKE_LL_LEN_ETH ETH_HLEN |
294 | #define QETH_FAKE_LL_LEN_TR (sizeof(struct trh_hdr)-TR_MAXRIFLEN+sizeof(struct trllc)) | |
1da177e4 LT |
295 | #define QETH_FAKE_LL_V6_ADDR_POS 24 |
296 | ||
297 | /*IPv6 address autoconfiguration stuff*/ | |
298 | #define UNIQUE_ID_IF_CREATE_ADDR_FAILED 0xfffe | |
299 | #define UNIQUE_ID_NOT_BY_CARD 0x10000 | |
300 | ||
301 | /*****************************************************************************/ | |
302 | /* QDIO queue and buffer handling */ | |
303 | /*****************************************************************************/ | |
304 | #define QETH_MAX_QUEUES 4 | |
305 | #define QETH_IN_BUF_SIZE_DEFAULT 65536 | |
306 | #define QETH_IN_BUF_COUNT_DEFAULT 16 | |
307 | #define QETH_IN_BUF_COUNT_MIN 8 | |
308 | #define QETH_IN_BUF_COUNT_MAX 128 | |
309 | #define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12) | |
310 | #define QETH_IN_BUF_REQUEUE_THRESHOLD(card) \ | |
311 | ((card)->qdio.in_buf_pool.buf_count / 2) | |
312 | ||
313 | /* buffers we have to be behind before we get a PCI */ | |
314 | #define QETH_PCI_THRESHOLD_A(card) ((card)->qdio.in_buf_pool.buf_count+1) | |
315 | /*enqueued free buffers left before we get a PCI*/ | |
316 | #define QETH_PCI_THRESHOLD_B(card) 0 | |
317 | /*not used unless the microcode gets patched*/ | |
318 | #define QETH_PCI_TIMER_VALUE(card) 3 | |
319 | ||
320 | #define QETH_MIN_INPUT_THRESHOLD 1 | |
321 | #define QETH_MAX_INPUT_THRESHOLD 500 | |
322 | #define QETH_MIN_OUTPUT_THRESHOLD 1 | |
323 | #define QETH_MAX_OUTPUT_THRESHOLD 300 | |
324 | ||
325 | /* priority queing */ | |
326 | #define QETH_PRIOQ_DEFAULT QETH_NO_PRIO_QUEUEING | |
327 | #define QETH_DEFAULT_QUEUE 2 | |
328 | #define QETH_NO_PRIO_QUEUEING 0 | |
329 | #define QETH_PRIO_Q_ING_PREC 1 | |
330 | #define QETH_PRIO_Q_ING_TOS 2 | |
331 | #define IP_TOS_LOWDELAY 0x10 | |
332 | #define IP_TOS_HIGHTHROUGHPUT 0x08 | |
333 | #define IP_TOS_HIGHRELIABILITY 0x04 | |
334 | #define IP_TOS_NOTIMPORTANT 0x02 | |
335 | ||
336 | /* Packing */ | |
337 | #define QETH_LOW_WATERMARK_PACK 2 | |
338 | #define QETH_HIGH_WATERMARK_PACK 5 | |
339 | #define QETH_WATERMARK_PACK_FUZZ 1 | |
340 | ||
341 | #define QETH_IP_HEADER_SIZE 40 | |
342 | ||
343 | struct qeth_hdr_layer3 { | |
344 | __u8 id; | |
345 | __u8 flags; | |
346 | __u16 inbound_checksum; /*TSO:__u16 seqno */ | |
347 | __u32 token; /*TSO: __u32 reserved */ | |
348 | __u16 length; | |
349 | __u8 vlan_prio; | |
350 | __u8 ext_flags; | |
351 | __u16 vlan_id; | |
352 | __u16 frame_offset; | |
353 | __u8 dest_addr[16]; | |
354 | } __attribute__ ((packed)); | |
355 | ||
356 | struct qeth_hdr_layer2 { | |
357 | __u8 id; | |
358 | __u8 flags[3]; | |
359 | __u8 port_no; | |
360 | __u8 hdr_length; | |
361 | __u16 pkt_length; | |
362 | __u16 seq_no; | |
363 | __u16 vlan_id; | |
364 | __u32 reserved; | |
365 | __u8 reserved2[16]; | |
366 | } __attribute__ ((packed)); | |
367 | ||
500f83ab UB |
368 | struct qeth_hdr_osn { |
369 | __u8 id; | |
370 | __u8 reserved; | |
371 | __u16 seq_no; | |
372 | __u16 reserved2; | |
373 | __u16 control_flags; | |
374 | __u16 pdu_length; | |
375 | __u8 reserved3[18]; | |
376 | __u32 ccid; | |
377 | } __attribute__ ((packed)); | |
e82b0f2c | 378 | |
1da177e4 LT |
379 | struct qeth_hdr { |
380 | union { | |
381 | struct qeth_hdr_layer2 l2; | |
382 | struct qeth_hdr_layer3 l3; | |
500f83ab | 383 | struct qeth_hdr_osn osn; |
1da177e4 LT |
384 | } hdr; |
385 | } __attribute__ ((packed)); | |
386 | ||
05e08a2a FP |
387 | /*TCP Segmentation Offload header*/ |
388 | struct qeth_hdr_ext_tso { | |
389 | __u16 hdr_tot_len; | |
390 | __u8 imb_hdr_no; | |
391 | __u8 reserved; | |
392 | __u8 hdr_type; | |
393 | __u8 hdr_version; | |
394 | __u16 hdr_len; | |
395 | __u32 payload_len; | |
396 | __u16 mss; | |
397 | __u16 dg_hdr_len; | |
398 | __u8 padding[16]; | |
399 | } __attribute__ ((packed)); | |
400 | ||
401 | struct qeth_hdr_tso { | |
402 | struct qeth_hdr hdr; /*hdr->hdr.l3.xxx*/ | |
403 | struct qeth_hdr_ext_tso ext; | |
404 | } __attribute__ ((packed)); | |
405 | ||
1da177e4 LT |
406 | |
407 | /* flags for qeth_hdr.flags */ | |
408 | #define QETH_HDR_PASSTHRU 0x10 | |
409 | #define QETH_HDR_IPV6 0x80 | |
410 | #define QETH_HDR_CAST_MASK 0x07 | |
411 | enum qeth_cast_flags { | |
412 | QETH_CAST_UNICAST = 0x06, | |
413 | QETH_CAST_MULTICAST = 0x04, | |
414 | QETH_CAST_BROADCAST = 0x05, | |
415 | QETH_CAST_ANYCAST = 0x07, | |
416 | QETH_CAST_NOCAST = 0x00, | |
417 | }; | |
418 | ||
419 | enum qeth_layer2_frame_flags { | |
420 | QETH_LAYER2_FLAG_MULTICAST = 0x01, | |
421 | QETH_LAYER2_FLAG_BROADCAST = 0x02, | |
422 | QETH_LAYER2_FLAG_UNICAST = 0x04, | |
423 | QETH_LAYER2_FLAG_VLAN = 0x10, | |
424 | }; | |
425 | ||
426 | enum qeth_header_ids { | |
427 | QETH_HEADER_TYPE_LAYER3 = 0x01, | |
428 | QETH_HEADER_TYPE_LAYER2 = 0x02, | |
429 | QETH_HEADER_TYPE_TSO = 0x03, | |
500f83ab | 430 | QETH_HEADER_TYPE_OSN = 0x04, |
1da177e4 LT |
431 | }; |
432 | /* flags for qeth_hdr.ext_flags */ | |
433 | #define QETH_HDR_EXT_VLAN_FRAME 0x01 | |
434 | #define QETH_HDR_EXT_TOKEN_ID 0x02 | |
435 | #define QETH_HDR_EXT_INCLUDE_VLAN_TAG 0x04 | |
436 | #define QETH_HDR_EXT_SRC_MAC_ADDR 0x08 | |
437 | #define QETH_HDR_EXT_CSUM_HDR_REQ 0x10 | |
438 | #define QETH_HDR_EXT_CSUM_TRANSP_REQ 0x20 | |
439 | #define QETH_HDR_EXT_UDP_TSO 0x40 /*bit off for TCP*/ | |
440 | ||
441 | static inline int | |
442 | qeth_is_last_sbale(struct qdio_buffer_element *sbale) | |
443 | { | |
444 | return (sbale->flags & SBAL_FLAGS_LAST_ENTRY); | |
445 | } | |
446 | ||
447 | enum qeth_qdio_buffer_states { | |
448 | /* | |
449 | * inbound: read out by driver; owned by hardware in order to be filled | |
450 | * outbound: owned by driver in order to be filled | |
451 | */ | |
452 | QETH_QDIO_BUF_EMPTY, | |
453 | /* | |
454 | * inbound: filled by hardware; owned by driver in order to be read out | |
455 | * outbound: filled by driver; owned by hardware in order to be sent | |
456 | */ | |
457 | QETH_QDIO_BUF_PRIMED, | |
458 | }; | |
459 | ||
460 | enum qeth_qdio_info_states { | |
461 | QETH_QDIO_UNINITIALIZED, | |
462 | QETH_QDIO_ALLOCATED, | |
463 | QETH_QDIO_ESTABLISHED, | |
f956b690 | 464 | QETH_QDIO_CLEANING |
1da177e4 LT |
465 | }; |
466 | ||
467 | struct qeth_buffer_pool_entry { | |
468 | struct list_head list; | |
469 | struct list_head init_list; | |
470 | void *elements[QDIO_MAX_ELEMENTS_PER_BUFFER]; | |
471 | }; | |
472 | ||
473 | struct qeth_qdio_buffer_pool { | |
474 | struct list_head entry_list; | |
475 | int buf_count; | |
476 | }; | |
477 | ||
478 | struct qeth_qdio_buffer { | |
479 | struct qdio_buffer *buffer; | |
480 | volatile enum qeth_qdio_buffer_states state; | |
481 | /* the buffer pool entry currently associated to this buffer */ | |
482 | struct qeth_buffer_pool_entry *pool_entry; | |
483 | }; | |
484 | ||
485 | struct qeth_qdio_q { | |
486 | struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; | |
487 | struct qeth_qdio_buffer bufs[QDIO_MAX_BUFFERS_PER_Q]; | |
488 | /* | |
489 | * buf_to_init means "buffer must be initialized by driver and must | |
490 | * be made available for hardware" -> state is set to EMPTY | |
491 | */ | |
492 | volatile int next_buf_to_init; | |
493 | } __attribute__ ((aligned(256))); | |
494 | ||
495 | /* possible types of qeth large_send support */ | |
496 | enum qeth_large_send_types { | |
497 | QETH_LARGE_SEND_NO, | |
498 | QETH_LARGE_SEND_EDDP, | |
499 | QETH_LARGE_SEND_TSO, | |
500 | }; | |
501 | ||
502 | struct qeth_qdio_out_buffer { | |
503 | struct qdio_buffer *buffer; | |
504 | atomic_t state; | |
505 | volatile int next_element_to_fill; | |
506 | struct sk_buff_head skb_list; | |
507 | struct list_head ctx_list; | |
508 | }; | |
509 | ||
510 | struct qeth_card; | |
511 | ||
512 | enum qeth_out_q_states { | |
513 | QETH_OUT_Q_UNLOCKED, | |
514 | QETH_OUT_Q_LOCKED, | |
515 | QETH_OUT_Q_LOCKED_FLUSH, | |
516 | }; | |
517 | ||
518 | struct qeth_qdio_out_q { | |
519 | struct qdio_buffer qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; | |
520 | struct qeth_qdio_out_buffer bufs[QDIO_MAX_BUFFERS_PER_Q]; | |
521 | int queue_no; | |
522 | struct qeth_card *card; | |
523 | atomic_t state; | |
524 | volatile int do_pack; | |
525 | /* | |
526 | * index of buffer to be filled by driver; state EMPTY or PACKING | |
527 | */ | |
528 | volatile int next_buf_to_fill; | |
529 | /* | |
530 | * number of buffers that are currently filled (PRIMED) | |
531 | * -> these buffers are hardware-owned | |
532 | */ | |
533 | atomic_t used_buffers; | |
534 | /* indicates whether PCI flag must be set (or if one is outstanding) */ | |
535 | atomic_t set_pci_flags_count; | |
536 | } __attribute__ ((aligned(256))); | |
537 | ||
538 | struct qeth_qdio_info { | |
f956b690 | 539 | atomic_t state; |
1da177e4 LT |
540 | /* input */ |
541 | struct qeth_qdio_q *in_q; | |
542 | struct qeth_qdio_buffer_pool in_buf_pool; | |
543 | struct qeth_qdio_buffer_pool init_pool; | |
544 | int in_buf_size; | |
545 | ||
546 | /* output */ | |
547 | int no_out_queues; | |
548 | struct qeth_qdio_out_q **out_qs; | |
549 | ||
550 | /* priority queueing */ | |
551 | int do_prio_queueing; | |
552 | int default_out_queue; | |
553 | }; | |
554 | ||
555 | enum qeth_send_errors { | |
556 | QETH_SEND_ERROR_NONE, | |
557 | QETH_SEND_ERROR_LINK_FAILURE, | |
558 | QETH_SEND_ERROR_RETRY, | |
559 | QETH_SEND_ERROR_KICK_IT, | |
560 | }; | |
561 | ||
562 | #define QETH_ETH_MAC_V4 0x0100 /* like v4 */ | |
563 | #define QETH_ETH_MAC_V6 0x3333 /* like v6 */ | |
564 | /* tr mc mac is longer, but that will be enough to detect mc frames */ | |
565 | #define QETH_TR_MAC_NC 0xc000 /* non-canonical */ | |
566 | #define QETH_TR_MAC_C 0x0300 /* canonical */ | |
567 | ||
568 | #define DEFAULT_ADD_HHLEN 0 | |
569 | #define MAX_ADD_HHLEN 1024 | |
570 | ||
571 | /** | |
572 | * buffer stuff for read channel | |
573 | */ | |
574 | #define QETH_CMD_BUFFER_NO 8 | |
575 | ||
576 | /** | |
577 | * channel state machine | |
578 | */ | |
579 | enum qeth_channel_states { | |
580 | CH_STATE_UP, | |
581 | CH_STATE_DOWN, | |
582 | CH_STATE_ACTIVATING, | |
583 | CH_STATE_HALTED, | |
584 | CH_STATE_STOPPED, | |
585 | }; | |
586 | /** | |
587 | * card state machine | |
588 | */ | |
589 | enum qeth_card_states { | |
590 | CARD_STATE_DOWN, | |
591 | CARD_STATE_HARDSETUP, | |
592 | CARD_STATE_SOFTSETUP, | |
593 | CARD_STATE_UP, | |
594 | CARD_STATE_RECOVER, | |
595 | }; | |
596 | ||
597 | /** | |
598 | * Protocol versions | |
599 | */ | |
600 | enum qeth_prot_versions { | |
1da177e4 LT |
601 | QETH_PROT_IPV4 = 0x0004, |
602 | QETH_PROT_IPV6 = 0x0006, | |
603 | }; | |
604 | ||
605 | enum qeth_ip_types { | |
606 | QETH_IP_TYPE_NORMAL, | |
607 | QETH_IP_TYPE_VIPA, | |
608 | QETH_IP_TYPE_RXIP, | |
609 | QETH_IP_TYPE_DEL_ALL_MC, | |
610 | }; | |
611 | ||
612 | enum qeth_cmd_buffer_state { | |
613 | BUF_STATE_FREE, | |
614 | BUF_STATE_LOCKED, | |
615 | BUF_STATE_PROCESSED, | |
616 | }; | |
617 | /** | |
618 | * IP address and multicast list | |
619 | */ | |
620 | struct qeth_ipaddr { | |
621 | struct list_head entry; | |
622 | enum qeth_ip_types type; | |
623 | enum qeth_ipa_setdelip_flags set_flags; | |
624 | enum qeth_ipa_setdelip_flags del_flags; | |
625 | int is_multicast; | |
626 | volatile int users; | |
627 | enum qeth_prot_versions proto; | |
628 | unsigned char mac[OSA_ADDR_LEN]; | |
629 | union { | |
630 | struct { | |
631 | unsigned int addr; | |
632 | unsigned int mask; | |
633 | } a4; | |
634 | struct { | |
635 | struct in6_addr addr; | |
636 | unsigned int pfxlen; | |
637 | } a6; | |
638 | } u; | |
639 | }; | |
640 | ||
641 | struct qeth_ipato_entry { | |
642 | struct list_head entry; | |
643 | enum qeth_prot_versions proto; | |
644 | char addr[16]; | |
645 | int mask_bits; | |
646 | }; | |
647 | ||
648 | struct qeth_ipato { | |
649 | int enabled; | |
650 | int invert4; | |
651 | int invert6; | |
652 | struct list_head entries; | |
653 | }; | |
654 | ||
655 | struct qeth_channel; | |
656 | ||
657 | struct qeth_cmd_buffer { | |
658 | enum qeth_cmd_buffer_state state; | |
659 | struct qeth_channel *channel; | |
660 | unsigned char *data; | |
661 | int rc; | |
662 | void (*callback) (struct qeth_channel *, struct qeth_cmd_buffer *); | |
663 | }; | |
664 | ||
665 | ||
666 | /** | |
667 | * definition of a qeth channel, used for read and write | |
668 | */ | |
669 | struct qeth_channel { | |
670 | enum qeth_channel_states state; | |
671 | struct ccw1 ccw; | |
672 | spinlock_t iob_lock; | |
673 | wait_queue_head_t wait_q; | |
674 | struct tasklet_struct irq_tasklet; | |
675 | struct ccw_device *ccwdev; | |
676 | /*command buffer for control data*/ | |
677 | struct qeth_cmd_buffer iob[QETH_CMD_BUFFER_NO]; | |
678 | atomic_t irq_pending; | |
679 | volatile int io_buf_no; | |
680 | volatile int buf_no; | |
681 | }; | |
682 | ||
683 | /** | |
684 | * OSA card related definitions | |
685 | */ | |
686 | struct qeth_token { | |
687 | __u32 issuer_rm_w; | |
688 | __u32 issuer_rm_r; | |
689 | __u32 cm_filter_w; | |
690 | __u32 cm_filter_r; | |
691 | __u32 cm_connection_w; | |
692 | __u32 cm_connection_r; | |
693 | __u32 ulp_filter_w; | |
694 | __u32 ulp_filter_r; | |
695 | __u32 ulp_connection_w; | |
696 | __u32 ulp_connection_r; | |
697 | }; | |
698 | ||
699 | struct qeth_seqno { | |
700 | __u32 trans_hdr; | |
701 | __u32 pdu_hdr; | |
702 | __u32 pdu_hdr_ack; | |
703 | __u16 ipa; | |
9123e0d7 | 704 | __u32 pkt_seqno; |
1da177e4 LT |
705 | }; |
706 | ||
707 | struct qeth_reply { | |
708 | struct list_head list; | |
709 | wait_queue_head_t wait_q; | |
710 | int (*callback)(struct qeth_card *,struct qeth_reply *,unsigned long); | |
711 | u32 seqno; | |
712 | unsigned long offset; | |
ee2db684 | 713 | atomic_t received; |
1da177e4 LT |
714 | int rc; |
715 | void *param; | |
716 | struct qeth_card *card; | |
717 | atomic_t refcnt; | |
718 | }; | |
719 | ||
1da177e4 LT |
720 | |
721 | struct qeth_card_blkt { | |
722 | int time_total; | |
723 | int inter_packet; | |
724 | int inter_packet_jumbo; | |
725 | }; | |
726 | ||
e08d88cc FP |
727 | #define QETH_BROADCAST_WITH_ECHO 0x01 |
728 | #define QETH_BROADCAST_WITHOUT_ECHO 0x02 | |
729 | #define QETH_LAYER2_MAC_READ 0x01 | |
730 | #define QETH_LAYER2_MAC_REGISTERED 0x02 | |
1da177e4 LT |
731 | struct qeth_card_info { |
732 | unsigned short unit_addr2; | |
733 | unsigned short cula; | |
734 | unsigned short chpid; | |
735 | __u16 func_level; | |
736 | char mcl_level[QETH_MCL_LENGTH + 1]; | |
737 | int guestlan; | |
e08d88cc | 738 | int mac_bits; |
1da177e4 LT |
739 | int portname_required; |
740 | int portno; | |
741 | char portname[9]; | |
742 | enum qeth_card_types type; | |
743 | enum qeth_link_types link_type; | |
744 | int is_multicast_different; | |
745 | int initial_mtu; | |
746 | int max_mtu; | |
747 | int broadcast_capable; | |
748 | int unique_id; | |
749 | struct qeth_card_blkt blkt; | |
750 | __u32 csum_mask; | |
6c951b90 | 751 | enum qeth_ipa_promisc_modes promisc_mode; |
1da177e4 LT |
752 | }; |
753 | ||
754 | struct qeth_card_options { | |
755 | struct qeth_routing_info route4; | |
756 | struct qeth_ipa_info ipa4; | |
757 | struct qeth_ipa_info adp; /*Adapter parameters*/ | |
758 | #ifdef CONFIG_QETH_IPV6 | |
759 | struct qeth_routing_info route6; | |
760 | struct qeth_ipa_info ipa6; | |
761 | #endif /* QETH_IPV6 */ | |
762 | enum qeth_checksum_types checksum_type; | |
763 | int broadcast_mode; | |
764 | int macaddr_mode; | |
765 | int fake_broadcast; | |
766 | int add_hhlen; | |
767 | int fake_ll; | |
768 | int layer2; | |
769 | enum qeth_large_send_types large_send; | |
09d2d38a | 770 | int performance_stats; |
1da177e4 LT |
771 | }; |
772 | ||
773 | /* | |
774 | * thread bits for qeth_card thread masks | |
775 | */ | |
776 | enum qeth_threads { | |
777 | QETH_SET_IP_THREAD = 1, | |
778 | QETH_RECOVER_THREAD = 2, | |
6c951b90 | 779 | QETH_SET_PROMISC_MODE_THREAD = 4, |
1da177e4 LT |
780 | }; |
781 | ||
500f83ab UB |
782 | struct qeth_osn_info { |
783 | int (*assist_cb)(struct net_device *dev, void *data); | |
784 | int (*data_cb)(struct sk_buff *skb); | |
785 | }; | |
786 | ||
1da177e4 LT |
787 | struct qeth_card { |
788 | struct list_head list; | |
789 | enum qeth_card_states state; | |
790 | int lan_online; | |
791 | spinlock_t lock; | |
792 | /*hardware and sysfs stuff*/ | |
793 | struct ccwgroup_device *gdev; | |
794 | struct qeth_channel read; | |
795 | struct qeth_channel write; | |
796 | struct qeth_channel data; | |
797 | ||
798 | struct net_device *dev; | |
799 | struct net_device_stats stats; | |
800 | ||
801 | struct qeth_card_info info; | |
802 | struct qeth_token token; | |
803 | struct qeth_seqno seqno; | |
804 | struct qeth_card_options options; | |
805 | ||
806 | wait_queue_head_t wait_q; | |
807 | #ifdef CONFIG_QETH_VLAN | |
808 | spinlock_t vlanlock; | |
809 | struct vlan_group *vlangrp; | |
810 | #endif | |
811 | struct work_struct kernel_thread_starter; | |
812 | spinlock_t thread_mask_lock; | |
813 | volatile unsigned long thread_start_mask; | |
814 | volatile unsigned long thread_allowed_mask; | |
815 | volatile unsigned long thread_running_mask; | |
816 | spinlock_t ip_lock; | |
817 | struct list_head ip_list; | |
818 | struct list_head *ip_tbd_list; | |
819 | struct qeth_ipato ipato; | |
820 | struct list_head cmd_waiter_list; | |
821 | /* QDIO buffer handling */ | |
822 | struct qeth_qdio_info qdio; | |
1da177e4 | 823 | struct qeth_perf_stats perf_stats; |
1da177e4 LT |
824 | int use_hard_stop; |
825 | int (*orig_hard_header)(struct sk_buff *,struct net_device *, | |
826 | unsigned short,void *,void *,unsigned); | |
e82b0f2c | 827 | struct qeth_osn_info osn_info; |
1da177e4 LT |
828 | }; |
829 | ||
830 | struct qeth_card_list_struct { | |
831 | struct list_head list; | |
832 | rwlock_t rwlock; | |
833 | }; | |
834 | ||
835 | extern struct qeth_card_list_struct qeth_card_list; | |
836 | ||
837 | /*notifier list */ | |
838 | struct qeth_notify_list_struct { | |
839 | struct list_head list; | |
840 | struct task_struct *task; | |
841 | int signum; | |
842 | }; | |
843 | extern spinlock_t qeth_notify_lock; | |
844 | extern struct list_head qeth_notify_list; | |
845 | ||
846 | /*some helper functions*/ | |
847 | ||
848 | #define QETH_CARD_IFNAME(card) (((card)->dev)? (card)->dev->name : "") | |
849 | ||
77933d72 | 850 | static inline __u8 |
1da177e4 LT |
851 | qeth_get_ipa_adp_type(enum qeth_link_types link_type) |
852 | { | |
853 | switch (link_type) { | |
854 | case QETH_LINK_TYPE_HSTR: | |
855 | return 2; | |
856 | default: | |
857 | return 1; | |
858 | } | |
859 | } | |
860 | ||
f7b65d70 FP |
861 | static inline struct sk_buff * |
862 | qeth_realloc_headroom(struct qeth_card *card, struct sk_buff *skb, int size) | |
1da177e4 | 863 | { |
f7b65d70 FP |
864 | struct sk_buff *new_skb = skb; |
865 | ||
866 | if (skb_headroom(skb) >= size) | |
867 | return skb; | |
868 | new_skb = skb_realloc_headroom(skb, size); | |
869 | if (!new_skb) | |
870 | PRINT_ERR("Could not realloc headroom for qeth_hdr " | |
871 | "on interface %s", QETH_CARD_IFNAME(card)); | |
872 | return new_skb; | |
1da177e4 | 873 | } |
77933d72 | 874 | |
1da177e4 LT |
875 | static inline struct sk_buff * |
876 | qeth_pskb_unshare(struct sk_buff *skb, int pri) | |
877 | { | |
878 | struct sk_buff *nskb; | |
879 | if (!skb_cloned(skb)) | |
880 | return skb; | |
881 | nskb = skb_copy(skb, pri); | |
1da177e4 LT |
882 | return nskb; |
883 | } | |
884 | ||
77933d72 | 885 | static inline void * |
f7b65d70 | 886 | qeth_push_skb(struct qeth_card *card, struct sk_buff *skb, int size) |
1da177e4 LT |
887 | { |
888 | void *hdr; | |
889 | ||
f7b65d70 | 890 | hdr = (void *) skb_push(skb, size); |
1da177e4 LT |
891 | /* |
892 | * sanity check, the Linux memory allocation scheme should | |
893 | * never present us cases like this one (the qdio header size plus | |
894 | * the first 40 bytes of the paket cross a 4k boundary) | |
895 | */ | |
896 | if ((((unsigned long) hdr) & (~(PAGE_SIZE - 1))) != | |
897 | (((unsigned long) hdr + size + | |
898 | QETH_IP_HEADER_SIZE) & (~(PAGE_SIZE - 1)))) { | |
f7b65d70 | 899 | PRINT_ERR("Misaligned packet on interface %s. Discarded.", |
1da177e4 LT |
900 | QETH_CARD_IFNAME(card)); |
901 | return NULL; | |
902 | } | |
903 | return hdr; | |
904 | } | |
905 | ||
d801145d | 906 | |
77933d72 | 907 | static inline int |
1da177e4 LT |
908 | qeth_get_hlen(__u8 link_type) |
909 | { | |
910 | #ifdef CONFIG_QETH_IPV6 | |
911 | switch (link_type) { | |
912 | case QETH_LINK_TYPE_HSTR: | |
913 | case QETH_LINK_TYPE_LANE_TR: | |
05e08a2a | 914 | return sizeof(struct qeth_hdr_tso) + TR_HLEN; |
1da177e4 LT |
915 | default: |
916 | #ifdef CONFIG_QETH_VLAN | |
05e08a2a | 917 | return sizeof(struct qeth_hdr_tso) + VLAN_ETH_HLEN; |
1da177e4 | 918 | #else |
05e08a2a | 919 | return sizeof(struct qeth_hdr_tso) + ETH_HLEN; |
1da177e4 LT |
920 | #endif |
921 | } | |
922 | #else /* CONFIG_QETH_IPV6 */ | |
923 | #ifdef CONFIG_QETH_VLAN | |
05e08a2a | 924 | return sizeof(struct qeth_hdr_tso) + VLAN_HLEN; |
1da177e4 | 925 | #else |
05e08a2a | 926 | return sizeof(struct qeth_hdr_tso); |
1da177e4 LT |
927 | #endif |
928 | #endif /* CONFIG_QETH_IPV6 */ | |
929 | } | |
930 | ||
77933d72 | 931 | static inline unsigned short |
1da177e4 LT |
932 | qeth_get_netdev_flags(struct qeth_card *card) |
933 | { | |
500f83ab UB |
934 | if (card->options.layer2 && |
935 | (card->info.type == QETH_CARD_TYPE_OSAE)) | |
1da177e4 LT |
936 | return 0; |
937 | switch (card->info.type) { | |
938 | case QETH_CARD_TYPE_IQD: | |
e82b0f2c | 939 | case QETH_CARD_TYPE_OSN: |
1da177e4 LT |
940 | return IFF_NOARP; |
941 | #ifdef CONFIG_QETH_IPV6 | |
942 | default: | |
943 | return 0; | |
944 | #else | |
945 | default: | |
946 | return IFF_NOARP; | |
947 | #endif | |
948 | } | |
949 | } | |
950 | ||
77933d72 | 951 | static inline int |
1da177e4 LT |
952 | qeth_get_initial_mtu_for_card(struct qeth_card * card) |
953 | { | |
954 | switch (card->info.type) { | |
955 | case QETH_CARD_TYPE_UNKNOWN: | |
956 | return 1500; | |
957 | case QETH_CARD_TYPE_IQD: | |
958 | return card->info.max_mtu; | |
959 | case QETH_CARD_TYPE_OSAE: | |
960 | switch (card->info.link_type) { | |
961 | case QETH_LINK_TYPE_HSTR: | |
962 | case QETH_LINK_TYPE_LANE_TR: | |
963 | return 2000; | |
964 | default: | |
965 | return 1492; | |
966 | } | |
967 | default: | |
968 | return 1500; | |
969 | } | |
970 | } | |
971 | ||
77933d72 | 972 | static inline int |
1da177e4 LT |
973 | qeth_get_max_mtu_for_card(int cardtype) |
974 | { | |
975 | switch (cardtype) { | |
e82b0f2c | 976 | |
1da177e4 | 977 | case QETH_CARD_TYPE_UNKNOWN: |
1da177e4 | 978 | case QETH_CARD_TYPE_OSAE: |
500f83ab | 979 | case QETH_CARD_TYPE_OSN: |
1da177e4 LT |
980 | return 61440; |
981 | case QETH_CARD_TYPE_IQD: | |
982 | return 57344; | |
983 | default: | |
984 | return 1500; | |
985 | } | |
986 | } | |
987 | ||
77933d72 | 988 | static inline int |
1da177e4 LT |
989 | qeth_get_mtu_out_of_mpc(int cardtype) |
990 | { | |
991 | switch (cardtype) { | |
992 | case QETH_CARD_TYPE_IQD: | |
993 | return 1; | |
994 | default: | |
995 | return 0; | |
996 | } | |
997 | } | |
998 | ||
77933d72 | 999 | static inline int |
1da177e4 LT |
1000 | qeth_get_mtu_outof_framesize(int framesize) |
1001 | { | |
1002 | switch (framesize) { | |
1003 | case 0x4000: | |
1004 | return 8192; | |
1005 | case 0x6000: | |
1006 | return 16384; | |
1007 | case 0xa000: | |
1008 | return 32768; | |
1009 | case 0xffff: | |
1010 | return 57344; | |
1011 | default: | |
1012 | return 0; | |
1013 | } | |
1014 | } | |
1015 | ||
77933d72 | 1016 | static inline int |
1da177e4 LT |
1017 | qeth_mtu_is_valid(struct qeth_card * card, int mtu) |
1018 | { | |
1019 | switch (card->info.type) { | |
1020 | case QETH_CARD_TYPE_OSAE: | |
1021 | return ((mtu >= 576) && (mtu <= 61440)); | |
1022 | case QETH_CARD_TYPE_IQD: | |
1023 | return ((mtu >= 576) && | |
1024 | (mtu <= card->info.max_mtu + 4096 - 32)); | |
500f83ab | 1025 | case QETH_CARD_TYPE_OSN: |
1da177e4 LT |
1026 | case QETH_CARD_TYPE_UNKNOWN: |
1027 | default: | |
1028 | return 1; | |
1029 | } | |
1030 | } | |
1031 | ||
77933d72 | 1032 | static inline int |
1da177e4 LT |
1033 | qeth_get_arphdr_type(int cardtype, int linktype) |
1034 | { | |
1035 | switch (cardtype) { | |
1036 | case QETH_CARD_TYPE_OSAE: | |
500f83ab | 1037 | case QETH_CARD_TYPE_OSN: |
1da177e4 LT |
1038 | switch (linktype) { |
1039 | case QETH_LINK_TYPE_LANE_TR: | |
1040 | case QETH_LINK_TYPE_HSTR: | |
1041 | return ARPHRD_IEEE802_TR; | |
1042 | default: | |
1043 | return ARPHRD_ETHER; | |
1044 | } | |
1045 | case QETH_CARD_TYPE_IQD: | |
1046 | default: | |
1047 | return ARPHRD_ETHER; | |
1048 | } | |
1049 | } | |
1050 | ||
77933d72 | 1051 | static inline int |
1da177e4 LT |
1052 | qeth_get_micros(void) |
1053 | { | |
1054 | return (int) (get_clock() >> 12); | |
1055 | } | |
1da177e4 LT |
1056 | |
1057 | static inline int | |
1058 | qeth_get_qdio_q_format(struct qeth_card *card) | |
1059 | { | |
1060 | switch (card->info.type) { | |
1061 | case QETH_CARD_TYPE_IQD: | |
1062 | return 2; | |
1063 | default: | |
1064 | return 0; | |
1065 | } | |
1066 | } | |
1067 | ||
bd389b90 FP |
1068 | static inline int |
1069 | qeth_isxdigit(char * buf) | |
1070 | { | |
1071 | while (*buf) { | |
1072 | if (!isxdigit(*buf++)) | |
1073 | return 0; | |
1074 | } | |
1075 | return 1; | |
1076 | } | |
1077 | ||
1da177e4 LT |
1078 | static inline void |
1079 | qeth_ipaddr4_to_string(const __u8 *addr, char *buf) | |
1080 | { | |
1081 | sprintf(buf, "%i.%i.%i.%i", addr[0], addr[1], addr[2], addr[3]); | |
1082 | } | |
1083 | ||
1084 | static inline int | |
1085 | qeth_string_to_ipaddr4(const char *buf, __u8 *addr) | |
1086 | { | |
66cc5d5a FP |
1087 | int count = 0, rc = 0; |
1088 | int in[4]; | |
1fda1a12 | 1089 | char c; |
66cc5d5a | 1090 | |
1fda1a12 FP |
1091 | rc = sscanf(buf, "%u.%u.%u.%u%c", |
1092 | &in[0], &in[1], &in[2], &in[3], &c); | |
1093 | if (rc != 4 && (rc != 5 || c != '\n')) | |
66cc5d5a FP |
1094 | return -EINVAL; |
1095 | for (count = 0; count < 4; count++) { | |
1096 | if (in[count] > 255) | |
bd389b90 | 1097 | return -EINVAL; |
66cc5d5a | 1098 | addr[count] = in[count]; |
1da177e4 | 1099 | } |
1da177e4 LT |
1100 | return 0; |
1101 | } | |
1102 | ||
1103 | static inline void | |
1104 | qeth_ipaddr6_to_string(const __u8 *addr, char *buf) | |
1105 | { | |
1106 | sprintf(buf, "%02x%02x:%02x%02x:%02x%02x:%02x%02x" | |
1107 | ":%02x%02x:%02x%02x:%02x%02x:%02x%02x", | |
1108 | addr[0], addr[1], addr[2], addr[3], | |
1109 | addr[4], addr[5], addr[6], addr[7], | |
1110 | addr[8], addr[9], addr[10], addr[11], | |
1111 | addr[12], addr[13], addr[14], addr[15]); | |
1112 | } | |
1113 | ||
1114 | static inline int | |
1115 | qeth_string_to_ipaddr6(const char *buf, __u8 *addr) | |
1116 | { | |
1fda1a12 | 1117 | const char *end, *end_tmp, *start; |
66cc5d5a FP |
1118 | __u16 *in; |
1119 | char num[5]; | |
1120 | int num2, cnt, out, found, save_cnt; | |
1121 | unsigned short in_tmp[8] = {0, }; | |
1122 | ||
1123 | cnt = out = found = save_cnt = num2 = 0; | |
1fda1a12 | 1124 | end = start = buf; |
e82b0f2c | 1125 | in = (__u16 *) addr; |
66cc5d5a | 1126 | memset(in, 0, 16); |
1fda1a12 FP |
1127 | while (*end) { |
1128 | end = strchr(start,':'); | |
66cc5d5a | 1129 | if (end == NULL) { |
1fda1a12 FP |
1130 | end = buf + strlen(buf); |
1131 | if ((end_tmp = strchr(start, '\n')) != NULL) | |
1132 | end = end_tmp; | |
1133 | out = 1; | |
66cc5d5a | 1134 | } |
e82b0f2c | 1135 | if ((end - start)) { |
66cc5d5a | 1136 | memset(num, 0, 5); |
1fda1a12 FP |
1137 | if ((end - start) > 4) |
1138 | return -EINVAL; | |
66cc5d5a FP |
1139 | memcpy(num, start, end - start); |
1140 | if (!qeth_isxdigit(num)) | |
1141 | return -EINVAL; | |
1142 | sscanf(start, "%x", &num2); | |
1143 | if (found) | |
1144 | in_tmp[save_cnt++] = num2; | |
1145 | else | |
1146 | in[cnt++] = num2; | |
1147 | if (out) | |
1148 | break; | |
1149 | } else { | |
1150 | if (found) | |
1151 | return -EINVAL; | |
1152 | found = 1; | |
bd389b90 | 1153 | } |
66cc5d5a FP |
1154 | start = ++end; |
1155 | } | |
1fda1a12 FP |
1156 | if (cnt + save_cnt > 8) |
1157 | return -EINVAL; | |
66cc5d5a FP |
1158 | cnt = 7; |
1159 | while (save_cnt) | |
1160 | in[cnt--] = in_tmp[--save_cnt]; | |
1da177e4 LT |
1161 | return 0; |
1162 | } | |
1163 | ||
1164 | static inline void | |
1165 | qeth_ipaddr_to_string(enum qeth_prot_versions proto, const __u8 *addr, | |
1166 | char *buf) | |
1167 | { | |
1168 | if (proto == QETH_PROT_IPV4) | |
1169 | return qeth_ipaddr4_to_string(addr, buf); | |
1170 | else if (proto == QETH_PROT_IPV6) | |
1171 | return qeth_ipaddr6_to_string(addr, buf); | |
1172 | } | |
1173 | ||
1174 | static inline int | |
1175 | qeth_string_to_ipaddr(const char *buf, enum qeth_prot_versions proto, | |
1176 | __u8 *addr) | |
1177 | { | |
1178 | if (proto == QETH_PROT_IPV4) | |
1179 | return qeth_string_to_ipaddr4(buf, addr); | |
1180 | else if (proto == QETH_PROT_IPV6) | |
1181 | return qeth_string_to_ipaddr6(buf, addr); | |
1182 | else | |
1183 | return -EINVAL; | |
1184 | } | |
1185 | ||
1186 | extern int | |
1187 | qeth_setrouting_v4(struct qeth_card *); | |
1188 | extern int | |
1189 | qeth_setrouting_v6(struct qeth_card *); | |
1190 | ||
1191 | extern int | |
1192 | qeth_add_ipato_entry(struct qeth_card *, struct qeth_ipato_entry *); | |
1193 | ||
1194 | extern void | |
1195 | qeth_del_ipato_entry(struct qeth_card *, enum qeth_prot_versions, u8 *, int); | |
1196 | ||
1197 | extern int | |
1198 | qeth_add_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *); | |
1199 | ||
1200 | extern void | |
1201 | qeth_del_vipa(struct qeth_card *, enum qeth_prot_versions, const u8 *); | |
1202 | ||
1203 | extern int | |
1204 | qeth_add_rxip(struct qeth_card *, enum qeth_prot_versions, const u8 *); | |
1205 | ||
1206 | extern void | |
1207 | qeth_del_rxip(struct qeth_card *, enum qeth_prot_versions, const u8 *); | |
1208 | ||
1209 | extern int | |
1210 | qeth_notifier_register(struct task_struct *, int ); | |
1211 | ||
1212 | extern int | |
1213 | qeth_notifier_unregister(struct task_struct * ); | |
1214 | ||
1215 | extern void | |
1216 | qeth_schedule_recovery(struct qeth_card *); | |
1217 | ||
1218 | extern int | |
1219 | qeth_realloc_buffer_pool(struct qeth_card *, int); | |
1220 | ||
1221 | extern int | |
9cb90de8 | 1222 | qeth_set_large_send(struct qeth_card *, enum qeth_large_send_types); |
1da177e4 LT |
1223 | |
1224 | extern void | |
1225 | qeth_fill_header(struct qeth_card *, struct qeth_hdr *, | |
1226 | struct sk_buff *, int, int); | |
1227 | extern void | |
1228 | qeth_flush_buffers(struct qeth_qdio_out_q *, int, int, int); | |
1229 | ||
500f83ab UB |
1230 | extern int |
1231 | qeth_osn_assist(struct net_device *, void *, int); | |
1232 | ||
1233 | extern int | |
1234 | qeth_osn_register(unsigned char *read_dev_no, | |
1235 | struct net_device **, | |
1236 | int (*assist_cb)(struct net_device *, void *), | |
1237 | int (*data_cb)(struct sk_buff *)); | |
1238 | ||
1239 | extern void | |
1240 | qeth_osn_deregister(struct net_device *); | |
e82b0f2c | 1241 | |
1da177e4 | 1242 | #endif /* __QETH_H__ */ |