2 * Stuff used by all variants of the driver
4 * Copyright (c) 2001 by Stefan Eilers <Eilers.Stefan@epost.de>,
5 * Hansjoerg Lipp <hjlipp@web.de>,
6 * Tilman Schmidt <tilman@imap.cc>.
8 * =====================================================================
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 * =====================================================================
15 * =====================================================================
16 * Version: $Id: ev-layer.c,v 1.4.2.18 2006/02/04 18:28:16 hjlipp Exp $
17 * =====================================================================
22 /* ========================================================== */
23 /* bit masks for pending commands */
28 #define PC_NOCID 0x100
31 #define PC_ACCEPT 0x040
32 #define PC_SHUTDOWN 0x020
33 #define PC_CIDMODE 0x200
34 #define PC_UMMODE 0x400
36 /* types of modem responses */
45 /* Possible ASCII responses */
48 //#define RSP_CONNECT 2
60 #define RSP_ZABINFO 14
61 #define RSP_ZSMLSTCHG 15
63 #define RSP_ZSAU (RSP_VAR + VAR_ZSAU)
64 #define RSP_ZDLE (RSP_VAR + VAR_ZDLE)
65 #define RSP_ZVLS (RSP_VAR + VAR_ZVLS)
66 #define RSP_ZCTP (RSP_VAR + VAR_ZCTP)
67 #define RSP_STR (RSP_VAR + VAR_NUM)
68 #define RSP_NMBR (RSP_STR + STR_NMBR)
69 #define RSP_ZCPN (RSP_STR + STR_ZCPN)
70 #define RSP_ZCON (RSP_STR + STR_ZCON)
71 #define RSP_ZBC (RSP_STR + STR_ZBC)
72 #define RSP_ZHLC (RSP_STR + STR_ZHLC)
73 #define RSP_ERROR -1 /* ERROR */
74 #define RSP_WRONG_CID -2 /* unknown cid in cmd */
75 //#define RSP_EMPTY -3
76 #define RSP_UNKNOWN -4 /* unknown response */
77 #define RSP_FAIL -5 /* internal error */
78 #define RSP_INVAL -6 /* invalid response */
81 #define RSP_STRING -20
83 //#define RSP_RETRYFAIL -22
84 //#define RSP_RETRY -23
85 //#define RSP_SKIP -24
91 /* actions for process_response */
95 #define ACT_FAILINIT 3
96 #define ACT_HUPMODEM 4
97 #define ACT_CONFIGMODE 5
101 #define ACT_FAILDLE0 9
102 #define ACT_FAILDLE1 10
105 #define ACT_FAILCID 13
107 #define ACT_FAILSDOWN 15
110 #define ACT_DIALING 18
111 #define ACT_ABORTDIAL 19
112 #define ACT_DISCONNECT 20
113 #define ACT_CONNECT 21
114 #define ACT_REMOTEREJECT 22
115 #define ACT_CONNTIMEOUT 23
116 #define ACT_REMOTEHUP 24
117 #define ACT_ABORTHUP 25
119 #define ACT_ACCEPTED 27
120 #define ACT_ABORTACCEPT 28
121 #define ACT_TIMEOUT 29
122 #define ACT_GETSTRING 30
123 #define ACT_SETVER 31
124 #define ACT_FAILVER 32
125 #define ACT_GOTVER 33
128 #define ACT_ABORTCID 36
130 #define ACT_NOTIFY_BC_DOWN 38
131 #define ACT_NOTIFY_BC_UP 39
133 #define ACT_ACCEPT 41
134 #define ACT_PROTO_L2 42
136 #define ACT_IF_LOCK 44
139 #define ACT_FAKEDLE0 47
140 #define ACT_FAKEHUP 48
141 #define ACT_FAKESDOWN 49
142 #define ACT_SHUTDOWN 50
143 #define ACT_PROC_CIDMODE 51
144 #define ACT_UMODESET 52
145 #define ACT_FAILUMODE 53
146 #define ACT_CMODESET 54
147 #define ACT_FAILCMODE 55
148 #define ACT_IF_VER 56
151 /* at command sequences */
157 #define SEQ_NOCID 350
160 #define SEQ_ACCEPT 720
161 #define SEQ_SHUTDOWN 500
162 #define SEQ_CIDMODE 10
163 #define SEQ_UMMODE 11
166 // 100: init, 200: dle0, 250:dle1, 300: get cid (dial), 350: "hup" (no cid), 400: hup, 500: reset, 600: dial, 700: ring
167 struct reply_t gigaset_tab_nocid_m10x
[]= /* with dle mode */
169 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */
171 /* initialize device, set cid mode if possible */
172 //{RSP_INIT, -1, -1,100, 900, 0, {ACT_TEST}},
173 //{RSP_ERROR, 900,900, -1, 0, 0, {ACT_FAILINIT}},
174 //{RSP_OK, 900,900, -1, 100, INIT_TIMEOUT,
177 {RSP_INIT
, -1, -1,SEQ_INIT
, 100, INIT_TIMEOUT
,
178 {ACT_TIMEOUT
}}, /* wait until device is ready */
180 {EV_TIMEOUT
, 100,100, -1, 101, 3, {0}, "Z\r"}, /* device in transparent mode? try to initialize it. */
181 {RSP_OK
, 101,103, -1, 120, 5, {ACT_GETSTRING
}, "+GMR\r"}, /* get version */
183 {EV_TIMEOUT
, 101,101, -1, 102, 5, {0}, "Z\r"}, /* timeout => try once again. */
184 {RSP_ERROR
, 101,101, -1, 102, 5, {0}, "Z\r"}, /* error => try once again. */
186 {EV_TIMEOUT
, 102,102, -1, 108, 5, {ACT_SETDLE1
}, "^SDLE=0\r"}, /* timeout => try again in DLE mode. */
187 {RSP_OK
, 108,108, -1, 104,-1},
188 {RSP_ZDLE
, 104,104, 0, 103, 5, {0}, "Z\r"},
189 {EV_TIMEOUT
, 104,104, -1, 0, 0, {ACT_FAILINIT
}},
190 {RSP_ERROR
, 108,108, -1, 0, 0, {ACT_FAILINIT
}},
192 {EV_TIMEOUT
, 108,108, -1, 105, 2, {ACT_SETDLE0
,
194 ACT_TIMEOUT
}}, /* still timeout => connection in unimodem mode? */
195 {EV_TIMEOUT
, 105,105, -1, 103, 5, {0}, "Z\r"},
197 {RSP_ERROR
, 102,102, -1, 107, 5, {0}, "^GETPRE\r"}, /* ERROR on ATZ => maybe in config mode? */
198 {RSP_OK
, 107,107, -1, 0, 0, {ACT_CONFIGMODE
}},
199 {RSP_ERROR
, 107,107, -1, 0, 0, {ACT_FAILINIT
}},
200 {EV_TIMEOUT
, 107,107, -1, 0, 0, {ACT_FAILINIT
}},
202 {RSP_ERROR
, 103,103, -1, 0, 0, {ACT_FAILINIT
}},
203 {EV_TIMEOUT
, 103,103, -1, 0, 0, {ACT_FAILINIT
}},
205 {RSP_STRING
, 120,120, -1, 121,-1, {ACT_SETVER
}},
207 {EV_TIMEOUT
, 120,121, -1, 0, 0, {ACT_FAILVER
, ACT_INIT
}},
208 {RSP_ERROR
, 120,121, -1, 0, 0, {ACT_FAILVER
, ACT_INIT
}},
209 {RSP_OK
, 121,121, -1, 0, 0, {ACT_GOTVER
, ACT_INIT
}},
211 {EV_TIMEOUT
, 120,121, -1, 130, 5, {ACT_FAILVER
}, "^SGCI=1\r"},
212 {RSP_ERROR
, 120,121, -1, 130, 5, {ACT_FAILVER
}, "^SGCI=1\r"},
213 {RSP_OK
, 121,121, -1, 130, 5, {ACT_GOTVER
}, "^SGCI=1\r"},
215 {RSP_OK
, 130,130, -1, 0, 0, {ACT_INIT
}},
216 {RSP_ERROR
, 130,130, -1, 0, 0, {ACT_FAILINIT
}},
217 {EV_TIMEOUT
, 130,130, -1, 0, 0, {ACT_FAILINIT
}},
221 {RSP_INIT
, 0, 0,SEQ_DLE0
, 201, 5, {0}, "^SDLE=0\r"},
222 {RSP_OK
, 201,201, -1, 202,-1},
223 //{RSP_ZDLE, 202,202, 0, 202, 0, {ACT_ERROR}},//DELETE
224 {RSP_ZDLE
, 202,202, 0, 0, 0, {ACT_DLE0
}},
225 {RSP_NODEV
, 200,249, -1, 0, 0, {ACT_FAKEDLE0
}},
226 {RSP_ERROR
, 200,249, -1, 0, 0, {ACT_FAILDLE0
}},
227 {EV_TIMEOUT
, 200,249, -1, 0, 0, {ACT_FAILDLE0
}},
230 {RSP_INIT
, 0, 0,SEQ_DLE1
, 251, 5, {0}, "^SDLE=1\r"},
231 {RSP_OK
, 251,251, -1, 252,-1},
232 {RSP_ZDLE
, 252,252, 1, 0, 0, {ACT_DLE1
}},
233 {RSP_ERROR
, 250,299, -1, 0, 0, {ACT_FAILDLE1
}},
234 {EV_TIMEOUT
, 250,299, -1, 0, 0, {ACT_FAILDLE1
}},
237 {RSP_RING
, -1, -1, -1, -1,-1, {ACT_RING
}},
240 //{RSP_INIT, 0, 0,300, 901, 0, {ACT_TEST}},
241 //{RSP_ERROR, 901,901, -1, 0, 0, {ACT_FAILCID}},
242 //{RSP_OK, 901,901, -1, 301, 5, {0}, "^SGCI?\r"},
244 {RSP_INIT
, 0, 0,SEQ_CID
, 301, 5, {0}, "^SGCI?\r"},
245 {RSP_OK
, 301,301, -1, 302,-1},
246 {RSP_ZGCI
, 302,302, -1, 0, 0, {ACT_CID
}},
247 {RSP_ERROR
, 301,349, -1, 0, 0, {ACT_FAILCID
}},
248 {EV_TIMEOUT
, 301,349, -1, 0, 0, {ACT_FAILCID
}},
251 {RSP_INIT
, 0, 0,SEQ_CIDMODE
, 150, 5, {0}, "^SGCI=1\r"},
252 {RSP_OK
, 150,150, -1, 0, 0, {ACT_CMODESET
}},
253 {RSP_ERROR
, 150,150, -1, 0, 0, {ACT_FAILCMODE
}},
254 {EV_TIMEOUT
, 150,150, -1, 0, 0, {ACT_FAILCMODE
}},
257 //{RSP_INIT, 0, 0,SEQ_UMMODE, 160, 5, {0}, "^SGCI=0\r"},
258 {RSP_INIT
, 0, 0,SEQ_UMMODE
, 160, 5, {0}, "Z\r"},
259 {RSP_OK
, 160,160, -1, 0, 0, {ACT_UMODESET
}},
260 {RSP_ERROR
, 160,160, -1, 0, 0, {ACT_FAILUMODE
}},
261 {EV_TIMEOUT
, 160,160, -1, 0, 0, {ACT_FAILUMODE
}},
263 /* abort getting cid */
264 {RSP_INIT
, 0, 0,SEQ_NOCID
, 0, 0, {ACT_ABORTCID
}},
268 {RSP_INIT
, 0, 0,SEQ_SHUTDOWN
, 503, 5, {0}, "^SGCI=0\r"},
269 {RSP_OK
, 503,503, -1, 504, 5, {0}, "Z\r"},
271 {RSP_INIT
, 0, 0,SEQ_SHUTDOWN
, 504, 5, {0}, "Z\r"},
272 {RSP_OK
, 504,504, -1, 0, 0, {ACT_SDOWN
}},
273 {RSP_ERROR
, 501,599, -1, 0, 0, {ACT_FAILSDOWN
}},
274 {EV_TIMEOUT
, 501,599, -1, 0, 0, {ACT_FAILSDOWN
}},
275 {RSP_NODEV
, 501,599, -1, 0, 0, {ACT_FAKESDOWN
}},
277 {EV_PROC_CIDMODE
,-1, -1, -1, -1,-1, {ACT_PROC_CIDMODE
}}, //FIXME
278 {EV_IF_LOCK
, -1, -1, -1, -1,-1, {ACT_IF_LOCK
}}, //FIXME
279 {EV_IF_VER
, -1, -1, -1, -1,-1, {ACT_IF_VER
}}, //FIXME
280 {EV_START
, -1, -1, -1, -1,-1, {ACT_START
}}, //FIXME
281 {EV_STOP
, -1, -1, -1, -1,-1, {ACT_STOP
}}, //FIXME
282 {EV_SHUTDOWN
, -1, -1, -1, -1,-1, {ACT_SHUTDOWN
}}, //FIXME
285 {RSP_EMPTY
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
286 {RSP_ZCFGT
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
287 {RSP_ZCFG
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
288 {RSP_ZLOG
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
289 {RSP_ZMWI
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
290 {RSP_ZABINFO
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
291 {RSP_ZSMLSTCHG
,-1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
293 {RSP_ZCAU
, -1, -1, -1, -1,-1, {ACT_ZCAU
}},
294 {RSP_NONE
, -1, -1, -1, -1,-1, {ACT_DEBUG
}},
295 {RSP_ANY
, -1, -1, -1, -1,-1, {ACT_WARN
}},
299 // 600: start dialing, 650: dial in progress, 800: connection is up, 700: ring, 400: hup, 750: accepted icall
300 struct reply_t gigaset_tab_cid_m10x
[] = /* for M10x */
302 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */
305 {EV_DIAL
, -1, -1, -1, -1,-1, {ACT_DIAL
}}, //FIXME
306 {RSP_INIT
, 0, 0,SEQ_DIAL
, 601, 5, {ACT_CMD
+AT_BC
}},
307 {RSP_OK
, 601,601, -1, 602, 5, {ACT_CMD
+AT_HLC
}},
308 {RSP_NULL
, 602,602, -1, 603, 5, {ACT_CMD
+AT_PROTO
}},
309 {RSP_OK
, 602,602, -1, 603, 5, {ACT_CMD
+AT_PROTO
}},
310 {RSP_OK
, 603,603, -1, 604, 5, {ACT_CMD
+AT_TYPE
}},
311 {RSP_OK
, 604,604, -1, 605, 5, {ACT_CMD
+AT_MSN
}},
312 {RSP_OK
, 605,605, -1, 606, 5, {ACT_CMD
+AT_ISO
}},
313 {RSP_NULL
, 605,605, -1, 606, 5, {ACT_CMD
+AT_ISO
}},
314 {RSP_OK
, 606,606, -1, 607, 5, {0}, "+VLS=17\r"}, /* set "Endgeraetemodus" */
315 {RSP_OK
, 607,607, -1, 608,-1},
316 //{RSP_ZSAU, 608,608,ZSAU_PROCEEDING, 608, 0, {ACT_ERROR}},//DELETE
317 {RSP_ZSAU
, 608,608,ZSAU_PROCEEDING
, 609, 5, {ACT_CMD
+AT_DIAL
}},
318 {RSP_OK
, 609,609, -1, 650, 0, {ACT_DIALING
}},
320 {RSP_ZVLS
, 608,608, 17, -1,-1, {ACT_DEBUG
}},
321 {RSP_ZCTP
, 609,609, -1, -1,-1, {ACT_DEBUG
}},
322 {RSP_ZCPN
, 609,609, -1, -1,-1, {ACT_DEBUG
}},
323 {RSP_ERROR
, 601,609, -1, 0, 0, {ACT_ABORTDIAL
}},
324 {EV_TIMEOUT
, 601,609, -1, 0, 0, {ACT_ABORTDIAL
}},
327 {RSP_ZCTP
, 650,650, -1, -1,-1, {ACT_DEBUG
}},
328 {RSP_ZCPN
, 650,650, -1, -1,-1, {ACT_DEBUG
}},
329 {RSP_ZSAU
, 650,650,ZSAU_CALL_DELIVERED
, -1,-1, {ACT_DEBUG
}}, /* some devices don't send this */
331 /* connection established */
332 {RSP_ZSAU
, 650,650,ZSAU_ACTIVE
, 800,-1, {ACT_CONNECT
}}, //FIXME -> DLE1
333 {RSP_ZSAU
, 750,750,ZSAU_ACTIVE
, 800,-1, {ACT_CONNECT
}}, //FIXME -> DLE1
335 {EV_BC_OPEN
, 800,800, -1, 800,-1, {ACT_NOTIFY_BC_UP
}}, //FIXME new constate + timeout
338 {RSP_ZSAU
, 650,650,ZSAU_DISCONNECT_IND
, 0, 0, {ACT_REMOTEREJECT
}},
339 {RSP_ZSAU
, 750,750,ZSAU_DISCONNECT_IND
, 0, 0, {ACT_REMOTEHUP
}},
340 {RSP_ZSAU
, 800,800,ZSAU_DISCONNECT_IND
, 0, 0, {ACT_REMOTEHUP
}},
343 {EV_HUP
, -1, -1, -1, -1,-1, {ACT_HUP
}}, //FIXME
344 {RSP_INIT
, -1, -1,SEQ_HUP
, 401, 5, {0}, "+VLS=0\r"}, /* hang up */ //-1,-1?
345 {RSP_OK
, 401,401, -1, 402, 5},
346 {RSP_ZVLS
, 402,402, 0, 403, 5},
347 {RSP_ZSAU
, 403,403,ZSAU_DISCONNECT_REQ
, -1,-1, {ACT_DEBUG
}}, /* if not remote hup */
348 //{RSP_ZSAU, 403,403,ZSAU_NULL, 401, 0, {ACT_ERROR}}, //DELETE//FIXME -> DLE0 // should we do this _before_ hanging up for base driver?
349 {RSP_ZSAU
, 403,403,ZSAU_NULL
, 0, 0, {ACT_DISCONNECT
}}, //FIXME -> DLE0 // should we do this _before_ hanging up for base driver?
350 {RSP_NODEV
, 401,403, -1, 0, 0, {ACT_FAKEHUP
}}, //FIXME -> DLE0 // should we do this _before_ hanging up for base driver?
351 {RSP_ERROR
, 401,401, -1, 0, 0, {ACT_ABORTHUP
}},
352 {EV_TIMEOUT
, 401,403, -1, 0, 0, {ACT_ABORTHUP
}},
354 {EV_BC_CLOSED
, 0, 0, -1, 0,-1, {ACT_NOTIFY_BC_DOWN
}}, //FIXME new constate + timeout
357 {RSP_ZBC
, 700,700, -1, -1,-1, {0}},
358 {RSP_ZHLC
, 700,700, -1, -1,-1, {0}},
359 {RSP_NMBR
, 700,700, -1, -1,-1, {0}},
360 {RSP_ZCPN
, 700,700, -1, -1,-1, {0}},
361 {RSP_ZCTP
, 700,700, -1, -1,-1, {0}},
362 {EV_TIMEOUT
, 700,700, -1, 720,720, {ACT_ICALL
}},
363 {EV_BC_CLOSED
,720,720, -1, 0,-1, {ACT_NOTIFY_BC_DOWN
}},
366 {EV_ACCEPT
, -1, -1, -1, -1,-1, {ACT_ACCEPT
}}, //FIXME
367 {RSP_INIT
, 720,720,SEQ_ACCEPT
, 721, 5, {ACT_CMD
+AT_PROTO
}},
368 {RSP_OK
, 721,721, -1, 722, 5, {ACT_CMD
+AT_ISO
}},
369 {RSP_OK
, 722,722, -1, 723, 5, {0}, "+VLS=17\r"}, /* set "Endgeraetemodus" */
370 {RSP_OK
, 723,723, -1, 724, 5, {0}},
371 {RSP_ZVLS
, 724,724, 17, 750,50, {ACT_ACCEPTED
}},
372 {RSP_ERROR
, 721,729, -1, 0, 0, {ACT_ABORTACCEPT
}},
373 {EV_TIMEOUT
, 721,729, -1, 0, 0, {ACT_ABORTACCEPT
}},
374 {RSP_ZSAU
, 700,729,ZSAU_NULL
, 0, 0, {ACT_ABORTACCEPT
}},
375 {RSP_ZSAU
, 700,729,ZSAU_ACTIVE
, 0, 0, {ACT_ABORTACCEPT
}},
376 {RSP_ZSAU
, 700,729,ZSAU_DISCONNECT_IND
, 0, 0, {ACT_ABORTACCEPT
}},
378 {EV_TIMEOUT
, 750,750, -1, 0, 0, {ACT_CONNTIMEOUT
}},
381 {EV_PROTO_L2
, -1, -1, -1, -1,-1, {ACT_PROTO_L2
}}, //FIXME
383 {RSP_ZCON
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
384 {RSP_ZCCR
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
385 {RSP_ZAOC
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
386 {RSP_ZCSTR
, -1, -1, -1, -1,-1, {ACT_DEBUG
}}, //FIXME
388 {RSP_ZCAU
, -1, -1, -1, -1,-1, {ACT_ZCAU
}},
389 {RSP_NONE
, -1, -1, -1, -1,-1, {ACT_DEBUG
}},
390 {RSP_ANY
, -1, -1, -1, -1,-1, {ACT_WARN
}},
396 static struct reply_t tab_nocid
[]= /* no dle mode */ //FIXME aenderungen uebernehmen
398 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */
400 {RSP_ANY
, -1, -1, -1, -1,-1, ACT_WARN
, NULL
},
401 {RSP_LAST
,0,0,0,0,0,0}
404 static struct reply_t tab_cid
[] = /* no dle mode */ //FIXME aenderungen uebernehmen
406 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */
408 {RSP_ANY
, -1, -1, -1, -1,-1, ACT_WARN
, NULL
},
409 {RSP_LAST
,0,0,0,0,0,0}
413 static struct resp_type_t resp_type
[]=
415 /*{"", RSP_EMPTY, RT_NOTHING},*/
416 {"OK", RSP_OK
, RT_NOTHING
},
417 {"ERROR", RSP_ERROR
, RT_NOTHING
},
418 {"ZSAU", RSP_ZSAU
, RT_ZSAU
},
419 {"ZCAU", RSP_ZCAU
, RT_ZCAU
},
420 {"RING", RSP_RING
, RT_RING
},
421 {"ZGCI", RSP_ZGCI
, RT_NUMBER
},
422 {"ZVLS", RSP_ZVLS
, RT_NUMBER
},
423 {"ZCTP", RSP_ZCTP
, RT_NUMBER
},
424 {"ZDLE", RSP_ZDLE
, RT_NUMBER
},
425 {"ZCFGT", RSP_ZCFGT
, RT_NUMBER
},
426 {"ZCCR", RSP_ZCCR
, RT_NUMBER
},
427 {"ZMWI", RSP_ZMWI
, RT_NUMBER
},
428 {"ZHLC", RSP_ZHLC
, RT_STRING
},
429 {"ZBC", RSP_ZBC
, RT_STRING
},
430 {"NMBR", RSP_NMBR
, RT_STRING
},
431 {"ZCPN", RSP_ZCPN
, RT_STRING
},
432 {"ZCON", RSP_ZCON
, RT_STRING
},
433 {"ZAOC", RSP_ZAOC
, RT_STRING
},
434 {"ZCSTR", RSP_ZCSTR
, RT_STRING
},
435 {"ZCFG", RSP_ZCFG
, RT_HEX
},
436 {"ZLOG", RSP_ZLOG
, RT_NOTHING
},
437 {"ZABINFO", RSP_ZABINFO
, RT_NOTHING
},
438 {"ZSMLSTCHG", RSP_ZSMLSTCHG
, RT_NOTHING
},
443 * Get integer from char-pointer
445 static int isdn_getnum(char *p
)
451 dbg(DEBUG_TRANSCMD
, "string: %s", p
);
453 while (*p
>= '0' && *p
<= '9')
454 v
= ((v
< 0) ? 0 : (v
* 10)) + (int) ((*p
++) - '0');
456 v
= -1; /* invalid Character */
461 * Get integer from char-pointer
463 static int isdn_gethex(char *p
)
470 dbg(DEBUG_TRANSCMD
, "string: %s", p
);
476 if (v
> (INT_MAX
- 15) / 16)
479 if (c
>= '0' && c
<= '9')
481 else if (c
>= 'a' && c
<= 'f')
483 else if (c
>= 'A' && c
<= 'F')
493 static inline void new_index(atomic_t
*index
, int max
)
495 if (atomic_read(index
) == max
) //FIXME race?
496 atomic_set(index
, 0);
501 /* retrieve CID from parsed response
502 * returns 0 if no CID, -1 if invalid CID, or CID value 1..65535
504 static int cid_of_response(char *s
)
509 return 0; /* no CID separator */
510 cid
= isdn_getnum(s
);
512 return 0; /* CID not numeric */
513 if (cid
< 1 || cid
> 65535)
514 return -1; /* CID out of range */
516 //FIXME is ;<digit>+ at end of non-CID response really impossible?
519 /* This function will be called via task queue from the callback handler.
520 * We received a modem response and have to handle it..
522 void gigaset_handle_modem_response(struct cardstate
*cs
)
524 unsigned char *argv
[MAX_REC_PARAMS
+ 1];
527 struct resp_type_t
*rt
;
530 unsigned next
, tail
, head
;
531 struct event_t
*event
;
543 /* ignore additional LFs/CRs (M10x config mode or cx100) */
544 dbg(DEBUG_MCMD
, "skipped EOL [%02X]", cs
->respdata
[len
]);
547 cs
->respdata
[len
] = 0;
548 dbg(DEBUG_TRANSCMD
, "raw string: '%s'", cs
->respdata
);
549 argv
[0] = cs
->respdata
;
551 if (cs
->at_state
.getstring
) {
552 /* getstring only allowed without cid at the moment */
553 cs
->at_state
.getstring
= 0;
558 for (i
= 0; i
< len
; i
++)
559 switch (cs
->respdata
[i
]) {
563 if (params
> MAX_REC_PARAMS
) {
564 warn("too many parameters in response");
565 /* need last parameter (might be CID) */
568 argv
[params
++] = cs
->respdata
+ i
+ 1;
572 cid
= params
> 1 ? cid_of_response(argv
[params
-1]) : 0;
574 gigaset_add_event(cs
, &cs
->at_state
, RSP_INVAL
,
579 for (j
= 1; j
< params
; ++j
)
582 dbg(DEBUG_TRANSCMD
, "CMD received: %s", argv
[0]);
585 dbg(DEBUG_TRANSCMD
, "CID: %s", argv
[params
]);
587 dbg(DEBUG_TRANSCMD
, "available params: %d", params
- 1);
588 for (j
= 1; j
< params
; j
++)
589 dbg(DEBUG_TRANSCMD
, "param %d: %s", j
, argv
[j
]);
592 spin_lock_irqsave(&cs
->ev_lock
, flags
);
593 head
= atomic_read(&cs
->ev_head
);
594 tail
= atomic_read(&cs
->ev_tail
);
598 while (curarg
< params
) {
599 next
= (tail
+ 1) % MAX_EVENTS
;
600 if (unlikely(next
== head
)) {
601 err("event queue full");
605 event
= cs
->events
+ tail
;
606 event
->at_state
= NULL
;
613 resp_code
= RSP_STRING
;
614 param_type
= RT_STRING
;
616 for (rt
= resp_type
; rt
->response
; ++rt
)
617 if (!strcmp(argv
[curarg
], rt
->response
))
621 event
->type
= RSP_UNKNOWN
;
622 warn("unknown modem response: %s",
627 resp_code
= rt
->resp_code
;
628 param_type
= rt
->type
;
632 event
->type
= resp_code
;
634 switch (param_type
) {
639 err("received RING without CID!");
640 event
->type
= RSP_INVAL
;
644 event
->parameter
= cid
;
649 if (curarg
>= params
) {
650 event
->parameter
= ZSAU_NONE
;
653 if (!strcmp(argv
[curarg
], "OUTGOING_CALL_PROCEEDING"))
654 event
->parameter
= ZSAU_OUTGOING_CALL_PROCEEDING
;
655 else if (!strcmp(argv
[curarg
], "CALL_DELIVERED"))
656 event
->parameter
= ZSAU_CALL_DELIVERED
;
657 else if (!strcmp(argv
[curarg
], "ACTIVE"))
658 event
->parameter
= ZSAU_ACTIVE
;
659 else if (!strcmp(argv
[curarg
], "DISCONNECT_IND"))
660 event
->parameter
= ZSAU_DISCONNECT_IND
;
661 else if (!strcmp(argv
[curarg
], "NULL"))
662 event
->parameter
= ZSAU_NULL
;
663 else if (!strcmp(argv
[curarg
], "DISCONNECT_REQ"))
664 event
->parameter
= ZSAU_DISCONNECT_REQ
;
666 event
->parameter
= ZSAU_UNKNOWN
;
667 warn("%s: unknown parameter %s after ZSAU",
668 __func__
, argv
[curarg
]);
673 if (curarg
< params
) {
674 len
= strlen(argv
[curarg
]) + 1;
675 event
->ptr
= kmalloc(len
, GFP_ATOMIC
);
677 memcpy(event
->ptr
, argv
[curarg
], len
);
679 err("no memory for string!");
682 #ifdef CONFIG_GIGASET_DEBUG
684 dbg(DEBUG_CMD
, "string==NULL");
687 "string==%s", (char *) event
->ptr
);
691 event
->parameter
= -1;
692 if (curarg
+ 1 < params
) {
693 i
= isdn_gethex(argv
[curarg
]);
694 j
= isdn_gethex(argv
[curarg
+ 1]);
695 if (i
>= 0 && i
< 256 && j
>= 0 && j
< 256)
696 event
->parameter
= (unsigned) i
<< 8
704 if (curarg
< params
) {
705 if (param_type
== RT_HEX
)
707 isdn_gethex(argv
[curarg
]);
710 isdn_getnum(argv
[curarg
]);
713 event
->parameter
= -1;
714 #ifdef CONFIG_GIGASET_DEBUG
715 dbg(DEBUG_CMD
, "parameter==%d", event
->parameter
);
720 if (resp_code
== RSP_ZDLE
)
721 cs
->dle
= event
->parameter
;
727 atomic_set(&cs
->ev_tail
, tail
);
728 spin_unlock_irqrestore(&cs
->ev_lock
, flags
);
730 if (curarg
!= params
)
731 dbg(DEBUG_ANY
, "invalid number of processed parameters: %d/%d",
734 EXPORT_SYMBOL_GPL(gigaset_handle_modem_response
);
737 * process closing of connection associated with given AT state structure
739 static void disconnect(struct at_state_t
**at_state_p
)
742 struct bc_state
*bcs
;
743 struct cardstate
*cs
;
745 IFNULLRET(at_state_p
);
746 IFNULLRET(*at_state_p
);
747 bcs
= (*at_state_p
)->bcs
;
748 cs
= (*at_state_p
)->cs
;
751 new_index(&(*at_state_p
)->seq_index
, MAX_SEQ_INDEX
);
753 /* revert to selected idle mode */
754 if (!atomic_read(&cs
->cidmode
)) {
755 cs
->at_state
.pending_commands
|= PC_UMMODE
;
756 atomic_set(&cs
->commands_pending
, 1); //FIXME
757 dbg(DEBUG_CMD
, "Scheduling PC_UMMODE");
761 /* B channel assigned: invoke hardware specific handler */
762 cs
->ops
->close_bchannel(bcs
);
764 /* no B channel assigned: just deallocate */
765 spin_lock_irqsave(&cs
->lock
, flags
);
766 list_del(&(*at_state_p
)->list
);
769 spin_unlock_irqrestore(&cs
->lock
, flags
);
774 * get a free AT state structure: either one of those associated with the
775 * B channels of the Gigaset device, or if none of those is available,
776 * a newly allocated one with bcs=NULL
777 * The structure should be freed by calling disconnect() after use.
779 static inline struct at_state_t
*get_free_channel(struct cardstate
*cs
,
781 /* cids: >0: siemens-cid
783 -1: no cid assigned yet
788 struct at_state_t
*ret
;
790 for (i
= 0; i
< cs
->channels
; ++i
)
791 if (gigaset_get_channel(cs
->bcs
+ i
)) {
792 ret
= &cs
->bcs
[i
].at_state
;
797 spin_lock_irqsave(&cs
->lock
, flags
);
798 ret
= kmalloc(sizeof(struct at_state_t
), GFP_ATOMIC
);
800 gigaset_at_init(ret
, NULL
, cs
, cid
);
801 list_add(&ret
->list
, &cs
->temp_at_states
);
803 spin_unlock_irqrestore(&cs
->lock
, flags
);
807 static void init_failed(struct cardstate
*cs
, int mode
)
810 struct at_state_t
*at_state
;
812 cs
->at_state
.pending_commands
&= ~PC_INIT
;
813 atomic_set(&cs
->mode
, mode
);
814 atomic_set(&cs
->mstate
, MS_UNINITIALIZED
);
815 gigaset_free_channels(cs
);
816 for (i
= 0; i
< cs
->channels
; ++i
) {
817 at_state
= &cs
->bcs
[i
].at_state
;
818 if (at_state
->pending_commands
& PC_CID
) {
819 at_state
->pending_commands
&= ~PC_CID
;
820 at_state
->pending_commands
|= PC_NOCID
;
821 atomic_set(&cs
->commands_pending
, 1);
826 static void schedule_init(struct cardstate
*cs
, int state
)
828 if (cs
->at_state
.pending_commands
& PC_INIT
) {
829 dbg(DEBUG_CMD
, "not scheduling PC_INIT again");
832 atomic_set(&cs
->mstate
, state
);
833 atomic_set(&cs
->mode
, M_UNKNOWN
);
834 gigaset_block_channels(cs
);
835 cs
->at_state
.pending_commands
|= PC_INIT
;
836 atomic_set(&cs
->commands_pending
, 1);
837 dbg(DEBUG_CMD
, "Scheduling PC_INIT");
840 /* Add "AT" to a command, add the cid, dle encode it, send the result to the hardware. */
841 static void send_command(struct cardstate
*cs
, const char *cmd
, int cid
,
842 int dle
, gfp_t kmallocflags
)
844 size_t cmdlen
, buflen
;
845 char *cmdpos
, *cmdbuf
, *cmdtail
;
847 cmdlen
= strlen(cmd
);
848 buflen
= 11 + cmdlen
;
850 if (likely(buflen
> cmdlen
)) {
851 cmdbuf
= kmalloc(buflen
, kmallocflags
);
852 if (likely(cmdbuf
!= NULL
)) {
854 cmdtail
= cmdpos
+ cmdlen
;
855 memcpy(cmdpos
, cmd
, cmdlen
);
857 if (cid
> 0 && cid
<= 65535) {
859 *--cmdpos
= '0' + cid
% 10;
877 cs
->ops
->write_cmd(cs
, cmdpos
, cmdlen
, NULL
);
880 err("no memory for command buffer");
882 err("overflow in buflen");
885 static struct at_state_t
*at_state_from_cid(struct cardstate
*cs
, int cid
)
887 struct at_state_t
*at_state
;
892 return &cs
->at_state
;
894 for (i
= 0; i
< cs
->channels
; ++i
)
895 if (cid
== cs
->bcs
[i
].at_state
.cid
)
896 return &cs
->bcs
[i
].at_state
;
898 spin_lock_irqsave(&cs
->lock
, flags
);
900 list_for_each_entry(at_state
, &cs
->temp_at_states
, list
)
901 if (cid
== at_state
->cid
) {
902 spin_unlock_irqrestore(&cs
->lock
, flags
);
906 spin_unlock_irqrestore(&cs
->lock
, flags
);
911 static void bchannel_down(struct bc_state
*bcs
)
916 if (bcs
->chstate
& CHS_B_UP
) {
917 bcs
->chstate
&= ~CHS_B_UP
;
918 gigaset_i4l_channel_cmd(bcs
, ISDN_STAT_BHUP
);
921 if (bcs
->chstate
& (CHS_D_UP
| CHS_NOTIFY_LL
)) {
922 bcs
->chstate
&= ~(CHS_D_UP
| CHS_NOTIFY_LL
);
923 gigaset_i4l_channel_cmd(bcs
, ISDN_STAT_DHUP
);
926 gigaset_free_channel(bcs
);
928 gigaset_bcs_reinit(bcs
);
931 static void bchannel_up(struct bc_state
*bcs
)
935 if (!(bcs
->chstate
& CHS_D_UP
)) {
936 notice("%s: D channel not up", __func__
);
937 bcs
->chstate
|= CHS_D_UP
;
938 gigaset_i4l_channel_cmd(bcs
, ISDN_STAT_DCONN
);
941 if (bcs
->chstate
& CHS_B_UP
) {
942 notice("%s: B channel already up", __func__
);
946 bcs
->chstate
|= CHS_B_UP
;
947 gigaset_i4l_channel_cmd(bcs
, ISDN_STAT_BCONN
);
950 static void start_dial(struct at_state_t
*at_state
, void *data
, int seq_index
)
952 struct bc_state
*bcs
= at_state
->bcs
;
953 struct cardstate
*cs
= at_state
->cs
;
956 bcs
->chstate
|= CHS_NOTIFY_LL
;
957 //atomic_set(&bcs->status, BCS_INIT);
959 if (atomic_read(&at_state
->seq_index
) != seq_index
)
962 retval
= gigaset_isdn_setup_dial(at_state
, data
);
967 at_state
->pending_commands
|= PC_CID
;
968 dbg(DEBUG_CMD
, "Scheduling PC_CID");
969 //#ifdef GIG_MAYINITONDIAL
970 // if (atomic_read(&cs->MState) == MS_UNKNOWN) {
971 // cs->at_state.pending_commands |= PC_INIT;
972 // dbg(DEBUG_CMD, "Scheduling PC_INIT");
975 atomic_set(&cs
->commands_pending
, 1); //FIXME
979 at_state
->pending_commands
|= PC_NOCID
;
980 dbg(DEBUG_CMD
, "Scheduling PC_NOCID");
981 atomic_set(&cs
->commands_pending
, 1); //FIXME
985 static void start_accept(struct at_state_t
*at_state
)
987 struct cardstate
*cs
= at_state
->cs
;
990 retval
= gigaset_isdn_setup_accept(at_state
);
993 at_state
->pending_commands
|= PC_ACCEPT
;
994 dbg(DEBUG_CMD
, "Scheduling PC_ACCEPT");
995 atomic_set(&cs
->commands_pending
, 1); //FIXME
998 at_state
->pending_commands
|= PC_HUP
;
999 dbg(DEBUG_CMD
, "Scheduling PC_HUP");
1000 atomic_set(&cs
->commands_pending
, 1); //FIXME
1004 static void do_start(struct cardstate
*cs
)
1006 gigaset_free_channels(cs
);
1008 if (atomic_read(&cs
->mstate
) != MS_LOCKED
)
1009 schedule_init(cs
, MS_INIT
);
1011 gigaset_i4l_cmd(cs
, ISDN_STAT_RUN
);
1012 // FIXME: not in locked mode
1013 // FIXME 2: only after init sequence
1016 wake_up(&cs
->waitqueue
);
1019 static void finish_shutdown(struct cardstate
*cs
)
1021 if (atomic_read(&cs
->mstate
) != MS_LOCKED
) {
1022 atomic_set(&cs
->mstate
, MS_UNINITIALIZED
);
1023 atomic_set(&cs
->mode
, M_UNKNOWN
);
1026 /* The rest is done by cleanup_cs () in user mode. */
1028 cs
->cmd_result
= -ENODEV
;
1030 wake_up_interruptible(&cs
->waitqueue
);
1033 static void do_shutdown(struct cardstate
*cs
)
1035 gigaset_block_channels(cs
);
1037 if (atomic_read(&cs
->mstate
) == MS_READY
) {
1038 atomic_set(&cs
->mstate
, MS_SHUTDOWN
);
1039 cs
->at_state
.pending_commands
|= PC_SHUTDOWN
;
1040 atomic_set(&cs
->commands_pending
, 1); //FIXME
1041 dbg(DEBUG_CMD
, "Scheduling PC_SHUTDOWN"); //FIXME
1042 //gigaset_schedule_event(cs); //FIXME
1044 finish_shutdown(cs
);
1047 static void do_stop(struct cardstate
*cs
)
1052 /* Entering cid mode or getting a cid failed:
1053 * try to initialize the device and try again.
1055 * channel >= 0: getting cid for the channel failed
1056 * channel < 0: entering cid mode failed
1058 * returns 0 on failure
1060 static int reinit_and_retry(struct cardstate
*cs
, int channel
)
1064 if (--cs
->retry_count
<= 0)
1067 for (i
= 0; i
< cs
->channels
; ++i
)
1068 if (cs
->bcs
[i
].at_state
.cid
> 0)
1072 warn("Could not enter cid mode. Reinit device and try again.");
1074 warn("Could not get a call id. Reinit device and try again.");
1075 cs
->bcs
[channel
].at_state
.pending_commands
|= PC_CID
;
1077 schedule_init(cs
, MS_INIT
);
1081 static int at_state_invalid(struct cardstate
*cs
,
1082 struct at_state_t
*test_ptr
)
1084 unsigned long flags
;
1086 struct at_state_t
*at_state
;
1089 spin_lock_irqsave(&cs
->lock
, flags
);
1091 if (test_ptr
== &cs
->at_state
)
1094 list_for_each_entry(at_state
, &cs
->temp_at_states
, list
)
1095 if (at_state
== test_ptr
)
1098 for (channel
= 0; channel
< cs
->channels
; ++channel
)
1099 if (&cs
->bcs
[channel
].at_state
== test_ptr
)
1104 spin_unlock_irqrestore(&cs
->lock
, flags
);
1108 static void handle_icall(struct cardstate
*cs
, struct bc_state
*bcs
,
1109 struct at_state_t
**p_at_state
)
1112 struct at_state_t
*at_state
= *p_at_state
;
1114 retval
= gigaset_isdn_icall(at_state
);
1119 err("internal error: disposition=%d", retval
);
1120 /* --v-- fall through --v-- */
1124 * Device doc says that would reject the call.
1125 * In fact it doesn't.
1127 at_state
->pending_commands
|= PC_HUP
;
1128 atomic_set(&cs
->commands_pending
, 1);
1133 static int do_lock(struct cardstate
*cs
)
1138 switch (atomic_read(&cs
->mstate
)) {
1139 case MS_UNINITIALIZED
:
1141 if (cs
->cur_at_seq
|| !list_empty(&cs
->temp_at_states
) ||
1142 cs
->at_state
.pending_commands
)
1145 for (i
= 0; i
< cs
->channels
; ++i
)
1146 if (cs
->bcs
[i
].at_state
.pending_commands
)
1149 if (!gigaset_get_channels(cs
))
1160 mode
= atomic_read(&cs
->mode
);
1161 atomic_set(&cs
->mstate
, MS_LOCKED
);
1162 atomic_set(&cs
->mode
, M_UNKNOWN
);
1163 //FIXME reset card state / at states / bcs states
1168 static int do_unlock(struct cardstate
*cs
)
1170 if (atomic_read(&cs
->mstate
) != MS_LOCKED
)
1173 atomic_set(&cs
->mstate
, MS_UNINITIALIZED
);
1174 atomic_set(&cs
->mode
, M_UNKNOWN
);
1175 gigaset_free_channels(cs
);
1176 //FIXME reset card state / at states / bcs states
1177 if (atomic_read(&cs
->connected
))
1178 schedule_init(cs
, MS_INIT
);
1183 static void do_action(int action
, struct cardstate
*cs
,
1184 struct bc_state
*bcs
,
1185 struct at_state_t
**p_at_state
, char **pp_command
,
1186 int *p_genresp
, int *p_resp_code
,
1189 struct at_state_t
*at_state
= *p_at_state
;
1190 struct at_state_t
*at_state2
;
1191 unsigned long flags
;
1195 unsigned char *s
, *e
;
1203 at_state
->waiting
= 1;
1206 //FIXME setup everything
1207 cs
->at_state
.pending_commands
&= ~PC_INIT
;
1208 cs
->cur_at_seq
= SEQ_NONE
;
1209 atomic_set(&cs
->mode
, M_UNIMODEM
);
1210 if (!atomic_read(&cs
->cidmode
)) {
1211 gigaset_free_channels(cs
);
1212 atomic_set(&cs
->mstate
, MS_READY
);
1215 cs
->at_state
.pending_commands
|= PC_CIDMODE
;
1216 atomic_set(&cs
->commands_pending
, 1); //FIXME
1217 dbg(DEBUG_CMD
, "Scheduling PC_CIDMODE");
1220 warn("Could not initialize the device.");
1222 init_failed(cs
, M_UNKNOWN
);
1223 cs
->cur_at_seq
= SEQ_NONE
;
1225 case ACT_CONFIGMODE
:
1226 init_failed(cs
, M_CONFIG
);
1227 cs
->cur_at_seq
= SEQ_NONE
;
1231 /* cs->inbuf[0].inputstate |= INS_command | INS_DLE_command; */
1232 cs
->inbuf
[0].inputstate
&=
1233 ~(INS_command
| INS_DLE_command
);
1237 cs
->inbuf
[0].inputstate
=
1238 (cs
->inbuf
[0].inputstate
& ~INS_DLE_command
)
1242 if (atomic_read(&cs
->mstate
) == MS_INIT
||
1243 atomic_read(&cs
->mstate
) == MS_RECOVER
) {
1244 gigaset_free_channels(cs
);
1245 atomic_set(&cs
->mstate
, MS_READY
);
1247 atomic_set(&cs
->mode
, M_CID
);
1248 cs
->cur_at_seq
= SEQ_NONE
;
1251 atomic_set(&cs
->mode
, M_UNIMODEM
);
1252 cs
->cur_at_seq
= SEQ_NONE
;
1255 cs
->cur_at_seq
= SEQ_NONE
;
1256 if (atomic_read(&cs
->mstate
) == MS_INIT
||
1257 atomic_read(&cs
->mstate
) == MS_RECOVER
) {
1258 init_failed(cs
, M_UNKNOWN
);
1261 if (!reinit_and_retry(cs
, -1))
1262 schedule_init(cs
, MS_RECOVER
);
1265 cs
->cur_at_seq
= SEQ_NONE
;
1266 schedule_init(cs
, MS_RECOVER
);
1269 /* send "+++" (hangup in unimodem mode) */
1270 cs
->ops
->write_cmd(cs
, "+++", 3, NULL
);
1273 /* get fresh AT state structure for new CID */
1274 at_state2
= get_free_channel(cs
, ev
->parameter
);
1276 warn("RING ignored: "
1277 "could not allocate channel structure");
1281 /* initialize AT state structure
1282 * note that bcs may be NULL if no B channel is free
1284 at_state2
->ConState
= 700;
1285 kfree(at_state2
->str_var
[STR_NMBR
]);
1286 at_state2
->str_var
[STR_NMBR
] = NULL
;
1287 kfree(at_state2
->str_var
[STR_ZCPN
]);
1288 at_state2
->str_var
[STR_ZCPN
] = NULL
;
1289 kfree(at_state2
->str_var
[STR_ZBC
]);
1290 at_state2
->str_var
[STR_ZBC
] = NULL
;
1291 kfree(at_state2
->str_var
[STR_ZHLC
]);
1292 at_state2
->str_var
[STR_ZHLC
] = NULL
;
1293 at_state2
->int_var
[VAR_ZCTP
] = -1;
1295 spin_lock_irqsave(&cs
->lock
, flags
);
1296 at_state2
->timer_expires
= RING_TIMEOUT
;
1297 at_state2
->timer_active
= 1;
1298 spin_unlock_irqrestore(&cs
->lock
, flags
);
1301 handle_icall(cs
, bcs
, p_at_state
);
1302 at_state
= *p_at_state
;
1305 warn("Could not shut down the device.");
1309 cs
->cur_at_seq
= SEQ_NONE
;
1310 finish_shutdown(cs
);
1313 if (cs
->onechannel
) {
1314 at_state
->pending_commands
|= PC_DLE1
;
1315 atomic_set(&cs
->commands_pending
, 1);
1318 bcs
->chstate
|= CHS_D_UP
;
1319 gigaset_i4l_channel_cmd(bcs
, ISDN_STAT_DCONN
);
1320 cs
->ops
->init_bchannel(bcs
);
1323 cs
->cur_at_seq
= SEQ_NONE
;
1324 bcs
= cs
->bcs
+ cs
->curchannel
;
1326 bcs
->chstate
|= CHS_D_UP
;
1327 gigaset_i4l_channel_cmd(bcs
, ISDN_STAT_DCONN
);
1328 cs
->ops
->init_bchannel(bcs
);
1331 at_state
->int_var
[VAR_ZSAU
] = ZSAU_NULL
;
1333 case ACT_DISCONNECT
:
1334 cs
->cur_at_seq
= SEQ_NONE
;
1336 if (bcs
&& cs
->onechannel
&& cs
->dle
) {
1337 /* Check for other open channels not needed:
1338 * DLE only used for M10x with one B channel.
1340 at_state
->pending_commands
|= PC_DLE0
;
1341 atomic_set(&cs
->commands_pending
, 1);
1343 disconnect(p_at_state
);
1344 at_state
= *p_at_state
;
1348 at_state
->int_var
[VAR_ZDLE
] = 0;
1352 cs
->cur_at_seq
= SEQ_NONE
;
1353 at_state2
= &cs
->bcs
[cs
->curchannel
].at_state
;
1354 disconnect(&at_state2
);
1357 cs
->cur_at_seq
= SEQ_NONE
;
1358 warn("Could not hang up.");
1360 if (bcs
&& cs
->onechannel
)
1361 at_state
->pending_commands
|= PC_DLE0
;
1363 disconnect(p_at_state
);
1364 at_state
= *p_at_state
;
1366 schedule_init(cs
, MS_RECOVER
);
1369 cs
->cur_at_seq
= SEQ_NONE
;
1370 warn("Could not leave DLE mode.");
1371 at_state2
= &cs
->bcs
[cs
->curchannel
].at_state
;
1372 disconnect(&at_state2
);
1373 schedule_init(cs
, MS_RECOVER
);
1376 cs
->cur_at_seq
= SEQ_NONE
;
1377 warn("Could not enter DLE mode. Try to hang up.");
1378 channel
= cs
->curchannel
;
1379 cs
->bcs
[channel
].at_state
.pending_commands
|= PC_HUP
;
1380 atomic_set(&cs
->commands_pending
, 1);
1383 case ACT_CID
: /* got cid; start dialing */
1384 cs
->cur_at_seq
= SEQ_NONE
;
1385 channel
= cs
->curchannel
;
1386 if (ev
->parameter
> 0 && ev
->parameter
<= 65535) {
1387 cs
->bcs
[channel
].at_state
.cid
= ev
->parameter
;
1388 cs
->bcs
[channel
].at_state
.pending_commands
|=
1390 atomic_set(&cs
->commands_pending
, 1);
1395 cs
->cur_at_seq
= SEQ_NONE
;
1396 channel
= cs
->curchannel
;
1397 if (!reinit_and_retry(cs
, channel
)) {
1398 warn("Could not get a call id. Dialing not possible");
1399 at_state2
= &cs
->bcs
[channel
].at_state
;
1400 disconnect(&at_state2
);
1404 cs
->cur_at_seq
= SEQ_NONE
;
1405 at_state2
= &cs
->bcs
[cs
->curchannel
].at_state
;
1406 disconnect(&at_state2
);
1411 cs
->cur_at_seq
= SEQ_NONE
;
1414 case ACT_ABORTACCEPT
: /* hangup/error/timeout during ICALL processing */
1415 disconnect(p_at_state
);
1416 at_state
= *p_at_state
;
1419 case ACT_ABORTDIAL
: /* error/timeout during dial preparation */
1420 cs
->cur_at_seq
= SEQ_NONE
;
1421 at_state
->pending_commands
|= PC_HUP
;
1422 atomic_set(&cs
->commands_pending
, 1);
1425 case ACT_REMOTEREJECT
: /* DISCONNECT_IND after dialling */
1426 case ACT_CONNTIMEOUT
: /* timeout waiting for ZSAU=ACTIVE */
1427 case ACT_REMOTEHUP
: /* DISCONNECT_IND with established connection */
1428 at_state
->pending_commands
|= PC_HUP
;
1429 atomic_set(&cs
->commands_pending
, 1);
1431 case ACT_GETSTRING
: /* warning: RING, ZDLE, ... are not handled properly any more */
1432 at_state
->getstring
= 1;
1437 *p_resp_code
= RSP_ERROR
;
1442 if (!strcmp(s
, "OK")) {
1444 *p_resp_code
= RSP_ERROR
;
1448 for (i
= 0; i
< 4; ++i
) {
1449 val
= simple_strtoul(s
, (char **) &e
, 10);
1450 if (val
> INT_MAX
|| e
== s
)
1455 } else if (*e
!= '.')
1463 *p_resp_code
= RSP_ERROR
;
1466 /*at_state->getstring = 1;*/
1470 if (cs
->gotfwver
== 0) {
1473 "firmware version %02d.%03d.%02d.%02d",
1474 cs
->fwver
[0], cs
->fwver
[1],
1475 cs
->fwver
[2], cs
->fwver
[3]);
1481 err("could not read firmware version.");
1483 #ifdef CONFIG_GIGASET_DEBUG
1486 *p_resp_code
= RSP_ERROR
;
1490 static int count
= 3; //2; //1;
1492 *p_resp_code
= count
? RSP_ERROR
: RSP_OK
;
1499 dbg(DEBUG_ANY
, "%s: resp_code %d in ConState %d",
1500 __func__
, ev
->type
, at_state
->ConState
);
1503 warn("%s: resp_code %d in ConState %d!",
1504 __func__
, ev
->type
, at_state
->ConState
);
1507 warn("cause code %04x in connection state %d.",
1508 ev
->parameter
, at_state
->ConState
);
1511 /* events from the LL */
1513 start_dial(at_state
, ev
->ptr
, ev
->parameter
);
1516 start_accept(at_state
);
1520 "set protocol to %u", (unsigned) ev
->parameter
);
1521 at_state
->bcs
->proto2
= ev
->parameter
;
1524 at_state
->pending_commands
|= PC_HUP
;
1525 atomic_set(&cs
->commands_pending
, 1); //FIXME
1526 dbg(DEBUG_CMD
, "Scheduling PC_HUP");
1529 /* hotplug events */
1537 /* events from the interface */ // FIXME without ACT_xxxx?
1539 cs
->cmd_result
= ev
->parameter
? do_lock(cs
) : do_unlock(cs
);
1541 wake_up(&cs
->waitqueue
);
1544 if (ev
->parameter
!= 0)
1545 cs
->cmd_result
= -EINVAL
;
1546 else if (cs
->gotfwver
!= 1) {
1547 cs
->cmd_result
= -ENOENT
;
1549 memcpy(ev
->arg
, cs
->fwver
, sizeof cs
->fwver
);
1553 wake_up(&cs
->waitqueue
);
1556 /* events from the proc file system */ // FIXME without ACT_xxxx?
1557 case ACT_PROC_CIDMODE
:
1558 if (ev
->parameter
!= atomic_read(&cs
->cidmode
)) {
1559 atomic_set(&cs
->cidmode
, ev
->parameter
);
1560 if (ev
->parameter
) {
1561 cs
->at_state
.pending_commands
|= PC_CIDMODE
;
1562 dbg(DEBUG_CMD
, "Scheduling PC_CIDMODE");
1564 cs
->at_state
.pending_commands
|= PC_UMMODE
;
1565 dbg(DEBUG_CMD
, "Scheduling PC_UMMODE");
1567 atomic_set(&cs
->commands_pending
, 1);
1570 wake_up(&cs
->waitqueue
);
1573 /* events from the hardware drivers */
1574 case ACT_NOTIFY_BC_DOWN
:
1577 case ACT_NOTIFY_BC_UP
:
1586 if (action
>= ACT_CMD
&& action
< ACT_CMD
+ AT_NUM
) {
1587 *pp_command
= at_state
->bcs
->commands
[action
- ACT_CMD
];
1590 *p_resp_code
= RSP_NULL
;
1593 err("%s: action==%d!", __func__
, action
);
1597 /* State machine to do the calling and hangup procedure */
1598 static void process_event(struct cardstate
*cs
, struct event_t
*ev
)
1600 struct bc_state
*bcs
;
1601 char *p_command
= NULL
;
1602 struct reply_t
*rep
;
1605 int resp_code
= RSP_ERROR
;
1607 struct at_state_t
*at_state
;
1610 unsigned long flags
;
1616 at_state
= at_state_from_cid(cs
, ev
->cid
);
1618 gigaset_add_event(cs
, &cs
->at_state
, RSP_WRONG_CID
,
1623 at_state
= ev
->at_state
;
1624 if (at_state_invalid(cs
, at_state
)) {
1626 "event for invalid at_state %p", at_state
);
1632 "connection state %d, event %d", at_state
->ConState
, ev
->type
);
1634 bcs
= at_state
->bcs
;
1635 sendcid
= at_state
->cid
;
1637 /* Setting the pointer to the dial array */
1638 rep
= at_state
->replystruct
;
1641 if (ev
->type
== EV_TIMEOUT
) {
1642 if (ev
->parameter
!= atomic_read(&at_state
->timer_index
)
1643 || !at_state
->timer_active
) {
1644 ev
->type
= RSP_NONE
; /* old timeout */
1645 dbg(DEBUG_ANY
, "old timeout");
1646 } else if (!at_state
->waiting
)
1647 dbg(DEBUG_ANY
, "timeout occured");
1649 dbg(DEBUG_ANY
, "stopped waiting");
1652 /* if the response belongs to a variable in at_state->int_var[VAR_XXXX] or at_state->str_var[STR_XXXX], set it */
1653 if (ev
->type
>= RSP_VAR
&& ev
->type
< RSP_VAR
+ VAR_NUM
) {
1654 index
= ev
->type
- RSP_VAR
;
1655 at_state
->int_var
[index
] = ev
->parameter
;
1656 } else if (ev
->type
>= RSP_STR
&& ev
->type
< RSP_STR
+ STR_NUM
) {
1657 index
= ev
->type
- RSP_STR
;
1658 kfree(at_state
->str_var
[index
]);
1659 at_state
->str_var
[index
] = ev
->ptr
;
1660 ev
->ptr
= NULL
; /* prevent process_events() from deallocating ptr */
1663 if (ev
->type
== EV_TIMEOUT
|| ev
->type
== RSP_STRING
)
1664 at_state
->getstring
= 0;
1666 /* Search row in dial array which matches modem response and current constate */
1668 rcode
= rep
->resp_code
;
1669 /* dbg (DEBUG_ANY, "rcode %d", rcode); */
1670 if (rcode
== RSP_LAST
) {
1671 /* found nothing...*/
1672 warn("%s: rcode=RSP_LAST: resp_code %d in ConState %d!",
1673 __func__
, ev
->type
, at_state
->ConState
);
1676 if ((rcode
== RSP_ANY
|| rcode
== ev
->type
)
1677 && ((int) at_state
->ConState
>= rep
->min_ConState
)
1678 && (rep
->max_ConState
< 0
1679 || (int) at_state
->ConState
<= rep
->max_ConState
)
1680 && (rep
->parameter
< 0 || rep
->parameter
== ev
->parameter
))
1684 p_command
= rep
->command
;
1686 at_state
->waiting
= 0;
1687 for (curact
= 0; curact
< MAXACT
; ++curact
) {
1688 /* The row tells us what we should do ..
1690 do_action(rep
->action
[curact
], cs
, bcs
, &at_state
, &p_command
, &genresp
, &resp_code
, ev
);
1692 break; /* may be freed after disconnect */
1696 /* Jump to the next con-state regarding the array */
1697 if (rep
->new_ConState
>= 0)
1698 at_state
->ConState
= rep
->new_ConState
;
1701 spin_lock_irqsave(&cs
->lock
, flags
);
1702 at_state
->timer_expires
= 0; //FIXME
1703 at_state
->timer_active
= 0; //FIXME
1704 spin_unlock_irqrestore(&cs
->lock
, flags
);
1705 gigaset_add_event(cs
, at_state
, resp_code
, NULL
, 0, NULL
);
1707 /* Send command to modem if not NULL... */
1708 if (p_command
/*rep->command*/) {
1709 if (atomic_read(&cs
->connected
))
1710 send_command(cs
, p_command
,
1714 gigaset_add_event(cs
, at_state
,
1719 spin_lock_irqsave(&cs
->lock
, flags
);
1720 if (!rep
->timeout
) {
1721 at_state
->timer_expires
= 0;
1722 at_state
->timer_active
= 0;
1723 } else if (rep
->timeout
> 0) { /* new timeout */
1724 at_state
->timer_expires
= rep
->timeout
* 10;
1725 at_state
->timer_active
= 1;
1726 new_index(&at_state
->timer_index
,
1729 spin_unlock_irqrestore(&cs
->lock
, flags
);
1734 static void schedule_sequence(struct cardstate
*cs
,
1735 struct at_state_t
*at_state
, int sequence
)
1737 cs
->cur_at_seq
= sequence
;
1738 gigaset_add_event(cs
, at_state
, RSP_INIT
, NULL
, sequence
, NULL
);
1741 static void process_command_flags(struct cardstate
*cs
)
1743 struct at_state_t
*at_state
= NULL
;
1744 struct bc_state
*bcs
;
1750 atomic_set(&cs
->commands_pending
, 0);
1752 if (cs
->cur_at_seq
) {
1753 dbg(DEBUG_CMD
, "not searching scheduled commands: busy");
1757 dbg(DEBUG_CMD
, "searching scheduled commands");
1759 sequence
= SEQ_NONE
;
1761 /* clear pending_commands and hangup channels on shutdown */
1762 if (cs
->at_state
.pending_commands
& PC_SHUTDOWN
) {
1763 cs
->at_state
.pending_commands
&= ~PC_CIDMODE
;
1764 for (i
= 0; i
< cs
->channels
; ++i
) {
1766 at_state
= &bcs
->at_state
;
1767 at_state
->pending_commands
&=
1768 ~(PC_DLE1
| PC_ACCEPT
| PC_DIAL
);
1769 if (at_state
->cid
> 0)
1770 at_state
->pending_commands
|= PC_HUP
;
1771 if (at_state
->pending_commands
& PC_CID
) {
1772 at_state
->pending_commands
|= PC_NOCID
;
1773 at_state
->pending_commands
&= ~PC_CID
;
1778 /* clear pending_commands and hangup channels on reset */
1779 if (cs
->at_state
.pending_commands
& PC_INIT
) {
1780 cs
->at_state
.pending_commands
&= ~PC_CIDMODE
;
1781 for (i
= 0; i
< cs
->channels
; ++i
) {
1783 at_state
= &bcs
->at_state
;
1784 at_state
->pending_commands
&=
1785 ~(PC_DLE1
| PC_ACCEPT
| PC_DIAL
);
1786 if (at_state
->cid
> 0)
1787 at_state
->pending_commands
|= PC_HUP
;
1788 if (atomic_read(&cs
->mstate
) == MS_RECOVER
) {
1789 if (at_state
->pending_commands
& PC_CID
) {
1790 at_state
->pending_commands
|= PC_NOCID
;
1791 at_state
->pending_commands
&= ~PC_CID
;
1797 /* only switch back to unimodem mode, if no commands are pending and no channels are up */
1798 if (cs
->at_state
.pending_commands
== PC_UMMODE
1799 && !atomic_read(&cs
->cidmode
)
1800 && list_empty(&cs
->temp_at_states
)
1801 && atomic_read(&cs
->mode
) == M_CID
) {
1802 sequence
= SEQ_UMMODE
;
1803 at_state
= &cs
->at_state
;
1804 for (i
= 0; i
< cs
->channels
; ++i
) {
1806 if (bcs
->at_state
.pending_commands
||
1807 bcs
->at_state
.cid
> 0) {
1808 sequence
= SEQ_NONE
;
1813 cs
->at_state
.pending_commands
&= ~PC_UMMODE
;
1814 if (sequence
!= SEQ_NONE
) {
1815 schedule_sequence(cs
, at_state
, sequence
);
1819 for (i
= 0; i
< cs
->channels
; ++i
) {
1821 if (bcs
->at_state
.pending_commands
& PC_HUP
) {
1822 bcs
->at_state
.pending_commands
&= ~PC_HUP
;
1823 if (bcs
->at_state
.pending_commands
& PC_CID
) {
1824 /* not yet dialing: PC_NOCID is sufficient */
1825 bcs
->at_state
.pending_commands
|= PC_NOCID
;
1826 bcs
->at_state
.pending_commands
&= ~PC_CID
;
1828 schedule_sequence(cs
, &bcs
->at_state
, SEQ_HUP
);
1832 if (bcs
->at_state
.pending_commands
& PC_NOCID
) {
1833 bcs
->at_state
.pending_commands
&= ~PC_NOCID
;
1834 cs
->curchannel
= bcs
->channel
;
1835 schedule_sequence(cs
, &cs
->at_state
, SEQ_NOCID
);
1837 } else if (bcs
->at_state
.pending_commands
& PC_DLE0
) {
1838 bcs
->at_state
.pending_commands
&= ~PC_DLE0
;
1839 cs
->curchannel
= bcs
->channel
;
1840 schedule_sequence(cs
, &cs
->at_state
, SEQ_DLE0
);
1845 list_for_each_entry(at_state
, &cs
->temp_at_states
, list
)
1846 if (at_state
->pending_commands
& PC_HUP
) {
1847 at_state
->pending_commands
&= ~PC_HUP
;
1848 schedule_sequence(cs
, at_state
, SEQ_HUP
);
1852 if (cs
->at_state
.pending_commands
& PC_INIT
) {
1853 cs
->at_state
.pending_commands
&= ~PC_INIT
;
1854 cs
->dle
= 0; //FIXME
1855 cs
->inbuf
->inputstate
= INS_command
;
1856 //FIXME reset card state (or -> LOCK0)?
1857 schedule_sequence(cs
, &cs
->at_state
, SEQ_INIT
);
1860 if (cs
->at_state
.pending_commands
& PC_SHUTDOWN
) {
1861 cs
->at_state
.pending_commands
&= ~PC_SHUTDOWN
;
1862 schedule_sequence(cs
, &cs
->at_state
, SEQ_SHUTDOWN
);
1865 if (cs
->at_state
.pending_commands
& PC_CIDMODE
) {
1866 cs
->at_state
.pending_commands
&= ~PC_CIDMODE
;
1867 if (atomic_read(&cs
->mode
) == M_UNIMODEM
) {
1869 cs
->retry_count
= 2;
1871 cs
->retry_count
= 1;
1873 schedule_sequence(cs
, &cs
->at_state
, SEQ_CIDMODE
);
1878 for (i
= 0; i
< cs
->channels
; ++i
) {
1880 if (bcs
->at_state
.pending_commands
& PC_DLE1
) {
1881 bcs
->at_state
.pending_commands
&= ~PC_DLE1
;
1882 cs
->curchannel
= bcs
->channel
;
1883 schedule_sequence(cs
, &cs
->at_state
, SEQ_DLE1
);
1886 if (bcs
->at_state
.pending_commands
& PC_ACCEPT
) {
1887 bcs
->at_state
.pending_commands
&= ~PC_ACCEPT
;
1888 schedule_sequence(cs
, &bcs
->at_state
, SEQ_ACCEPT
);
1891 if (bcs
->at_state
.pending_commands
& PC_DIAL
) {
1892 bcs
->at_state
.pending_commands
&= ~PC_DIAL
;
1893 schedule_sequence(cs
, &bcs
->at_state
, SEQ_DIAL
);
1896 if (bcs
->at_state
.pending_commands
& PC_CID
) {
1897 switch (atomic_read(&cs
->mode
)) {
1899 cs
->at_state
.pending_commands
|= PC_CIDMODE
;
1900 dbg(DEBUG_CMD
, "Scheduling PC_CIDMODE");
1901 atomic_set(&cs
->commands_pending
, 1);
1903 #ifdef GIG_MAYINITONDIAL
1905 schedule_init(cs
, MS_INIT
);
1909 bcs
->at_state
.pending_commands
&= ~PC_CID
;
1910 cs
->curchannel
= bcs
->channel
;
1912 cs
->retry_count
= 2;
1914 cs
->retry_count
= 1;
1916 schedule_sequence(cs
, &cs
->at_state
, SEQ_CID
);
1922 static void process_events(struct cardstate
*cs
)
1925 unsigned head
, tail
;
1927 int check_flags
= 0;
1930 /* no locking needed (only one reader) */
1931 head
= atomic_read(&cs
->ev_head
);
1933 for (i
= 0; i
< 2 * MAX_EVENTS
; ++i
) {
1934 tail
= atomic_read(&cs
->ev_tail
);
1936 if (!check_flags
&& !atomic_read(&cs
->commands_pending
))
1939 process_command_flags(cs
);
1940 tail
= atomic_read(&cs
->ev_tail
);
1942 if (!atomic_read(&cs
->commands_pending
))
1948 ev
= cs
->events
+ head
;
1949 was_busy
= cs
->cur_at_seq
!= SEQ_NONE
;
1950 process_event(cs
, ev
);
1953 if (was_busy
&& cs
->cur_at_seq
== SEQ_NONE
)
1956 head
= (head
+ 1) % MAX_EVENTS
;
1957 atomic_set(&cs
->ev_head
, head
);
1960 if (i
== 2 * MAX_EVENTS
) {
1961 err("infinite loop in process_events; aborting.");
1965 /* tasklet scheduled on any event received from the Gigaset device
1967 * data ISDN controller state structure
1969 void gigaset_handle_event(unsigned long data
)
1971 struct cardstate
*cs
= (struct cardstate
*) data
;
1974 IFNULLRET(cs
->inbuf
);
1976 /* handle incoming data on control/common channel */
1977 if (atomic_read(&cs
->inbuf
->head
) != atomic_read(&cs
->inbuf
->tail
)) {
1978 dbg(DEBUG_INTR
, "processing new data");
1979 cs
->ops
->handle_input(cs
->inbuf
);