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18#include <linux/module.h>
19#include "includes.h"
20#include "hardware.h"
21#include "message.h"
22#include "card.h"
23#include "scioc.h"
24
25static int dial(int card, unsigned long channel, setup_parm setup);
26static int hangup(int card, unsigned long channel);
27static int answer(int card, unsigned long channel);
28static int clreaz(int card, unsigned long channel);
29static int seteaz(int card, unsigned long channel, char *);
30static int setl2(int card, unsigned long arg);
31static int setl3(int card, unsigned long arg);
32static int acceptb(int card, unsigned long channel);
33
34#ifdef DEBUG
35
36
37
38static char *commands[] = { "ISDN_CMD_IOCTL",
39 "ISDN_CMD_DIAL",
40 "ISDN_CMD_ACCEPTB",
41 "ISDN_CMD_ACCEPTB",
42 "ISDN_CMD_HANGUP",
43 "ISDN_CMD_CLREAZ",
44 "ISDN_CMD_SETEAZ",
45 NULL,
46 NULL,
47 NULL,
48 "ISDN_CMD_SETL2",
49 NULL,
50 "ISDN_CMD_SETL3",
51 NULL,
52 NULL,
53 NULL,
54 NULL,
55 NULL, };
56
57
58
59
60static char *l3protos[] = { "ISDN_PROTO_L3_TRANS" };
61static char *l2protos[] = { "ISDN_PROTO_L2_X75I",
62 "ISDN_PROTO_L2_X75UI",
63 "ISDN_PROTO_L2_X75BUI",
64 "ISDN_PROTO_L2_HDLC",
65 "ISDN_PROTO_L2_TRANS" };
66#endif
67
68int get_card_from_id(int driver)
69{
70 int i;
71
72 for (i = 0; i < cinst; i++) {
73 if (sc_adapter[i]->driverId == driver)
74 return i;
75 }
76 return -ENODEV;
77}
78
79
80
81
82
83int command(isdn_ctrl *cmd)
84{
85 int card;
86
87 card = get_card_from_id(cmd->driver);
88 if (!IS_VALID_CARD(card)) {
89 pr_debug("Invalid param: %d is not a valid card id\n", card);
90 return -ENODEV;
91 }
92
93
94
95
96 switch (cmd->command) {
97 case ISDN_CMD_IOCTL:
98 {
99 unsigned long cmdptr;
100 scs_ioctl ioc;
101
102 memcpy(&cmdptr, cmd->parm.num, sizeof(unsigned long));
103 if (copy_from_user(&ioc, (scs_ioctl __user *)cmdptr,
104 sizeof(scs_ioctl))) {
105 pr_debug("%s: Failed to verify user space 0x%lx\n",
106 sc_adapter[card]->devicename, cmdptr);
107 return -EFAULT;
108 }
109 return sc_ioctl(card, &ioc);
110 }
111 case ISDN_CMD_DIAL:
112 return dial(card, cmd->arg, cmd->parm.setup);
113 case ISDN_CMD_HANGUP:
114 return hangup(card, cmd->arg);
115 case ISDN_CMD_ACCEPTD:
116 return answer(card, cmd->arg);
117 case ISDN_CMD_ACCEPTB:
118 return acceptb(card, cmd->arg);
119 case ISDN_CMD_CLREAZ:
120 return clreaz(card, cmd->arg);
121 case ISDN_CMD_SETEAZ:
122 return seteaz(card, cmd->arg, cmd->parm.num);
123 case ISDN_CMD_SETL2:
124 return setl2(card, cmd->arg);
125 case ISDN_CMD_SETL3:
126 return setl3(card, cmd->arg);
127 default:
128 return -EINVAL;
129 }
130 return 0;
131}
132
133
134
135
136int startproc(int card)
137{
138 int status;
139
140 if (!IS_VALID_CARD(card)) {
141 pr_debug("Invalid param: %d is not a valid card id\n", card);
142 return -ENODEV;
143 }
144
145
146
147
148 status = sendmessage(card, CMPID, cmReqType2,
149 cmReqClass0,
150 cmReqStartProc,
151 0, 0, NULL);
152 pr_debug("%s: Sent startProc\n", sc_adapter[card]->devicename);
153
154 return status;
155}
156
157
158
159
160
161static int dial(int card, unsigned long channel, setup_parm setup)
162{
163 int status;
164 char Phone[48];
165
166 if (!IS_VALID_CARD(card)) {
167 pr_debug("Invalid param: %d is not a valid card id\n", card);
168 return -ENODEV;
169 }
170
171
172 strcpy(Phone, setup.phone);
173
174
175 status = sendmessage(card, CEPID, ceReqTypePhy,
176 ceReqClass1,
177 ceReqPhyConnect,
178 (unsigned char)channel + 1,
179 strlen(Phone),
180 (unsigned int *)Phone);
181
182 pr_debug("%s: Dialing %s on channel %lu\n",
183 sc_adapter[card]->devicename, Phone, channel + 1);
184
185 return status;
186}
187
188
189
190
191static int answer(int card, unsigned long channel)
192{
193 if (!IS_VALID_CARD(card)) {
194 pr_debug("Invalid param: %d is not a valid card id\n", card);
195 return -ENODEV;
196 }
197
198 if (setup_buffers(card, channel + 1)) {
199 hangup(card, channel + 1);
200 return -ENOBUFS;
201 }
202
203 indicate_status(card, ISDN_STAT_BCONN, channel, NULL);
204 pr_debug("%s: Answered incoming call on channel %lu\n",
205 sc_adapter[card]->devicename, channel + 1);
206 return 0;
207}
208
209
210
211
212static int hangup(int card, unsigned long channel)
213{
214 int status;
215
216 if (!IS_VALID_CARD(card)) {
217 pr_debug("Invalid param: %d is not a valid card id\n", card);
218 return -ENODEV;
219 }
220
221 status = sendmessage(card, CEPID, ceReqTypePhy,
222 ceReqClass1,
223 ceReqPhyDisconnect,
224 (unsigned char)channel + 1,
225 0,
226 NULL);
227 pr_debug("%s: Sent HANGUP message to channel %lu\n",
228 sc_adapter[card]->devicename, channel + 1);
229 return status;
230}
231
232
233
234
235static int setl2(int card, unsigned long arg)
236{
237 int status = 0;
238 int protocol, channel;
239
240 if (!IS_VALID_CARD(card)) {
241 pr_debug("Invalid param: %d is not a valid card id\n", card);
242 return -ENODEV;
243 }
244 protocol = arg >> 8;
245 channel = arg & 0xff;
246 sc_adapter[card]->channel[channel].l2_proto = protocol;
247
248
249
250
251 pr_debug("%s: Sending GetFrameFormat for channel %d\n",
252 sc_adapter[card]->devicename, channel + 1);
253 status = sendmessage(card, CEPID, ceReqTypeCall,
254 ceReqClass0,
255 ceReqCallGetFrameFormat,
256 (unsigned char)channel + 1,
257 1,
258 (unsigned int *)protocol);
259 if (status)
260 return status;
261 return 0;
262}
263
264
265
266
267static int setl3(int card, unsigned long channel)
268{
269 int protocol = channel >> 8;
270
271 if (!IS_VALID_CARD(card)) {
272 pr_debug("Invalid param: %d is not a valid card id\n", card);
273 return -ENODEV;
274 }
275
276 sc_adapter[card]->channel[channel].l3_proto = protocol;
277 return 0;
278}
279
280static int acceptb(int card, unsigned long channel)
281{
282 if (!IS_VALID_CARD(card)) {
283 pr_debug("Invalid param: %d is not a valid card id\n", card);
284 return -ENODEV;
285 }
286
287 if (setup_buffers(card, channel + 1))
288 {
289 hangup(card, channel + 1);
290 return -ENOBUFS;
291 }
292
293 pr_debug("%s: B-Channel connection accepted on channel %lu\n",
294 sc_adapter[card]->devicename, channel + 1);
295 indicate_status(card, ISDN_STAT_BCONN, channel, NULL);
296 return 0;
297}
298
299static int clreaz(int card, unsigned long arg)
300{
301 if (!IS_VALID_CARD(card)) {
302 pr_debug("Invalid param: %d is not a valid card id\n", card);
303 return -ENODEV;
304 }
305
306 strcpy(sc_adapter[card]->channel[arg].eazlist, "");
307 sc_adapter[card]->channel[arg].eazclear = 1;
308 pr_debug("%s: EAZ List cleared for channel %lu\n",
309 sc_adapter[card]->devicename, arg + 1);
310 return 0;
311}
312
313static int seteaz(int card, unsigned long arg, char *num)
314{
315 if (!IS_VALID_CARD(card)) {
316 pr_debug("Invalid param: %d is not a valid card id\n", card);
317 return -ENODEV;
318 }
319
320 strcpy(sc_adapter[card]->channel[arg].eazlist, num);
321 sc_adapter[card]->channel[arg].eazclear = 0;
322 pr_debug("%s: EAZ list for channel %lu set to: %s\n",
323 sc_adapter[card]->devicename, arg + 1,
324 sc_adapter[card]->channel[arg].eazlist);
325 return 0;
326}
327
328int reset(int card)
329{
330 unsigned long flags;
331
332 if (!IS_VALID_CARD(card)) {
333 pr_debug("Invalid param: %d is not a valid card id\n", card);
334 return -ENODEV;
335 }
336
337 indicate_status(card, ISDN_STAT_STOP, 0, NULL);
338
339 if (sc_adapter[card]->EngineUp) {
340 del_timer(&sc_adapter[card]->stat_timer);
341 }
342
343 sc_adapter[card]->EngineUp = 0;
344
345 spin_lock_irqsave(&sc_adapter[card]->lock, flags);
346 init_timer(&sc_adapter[card]->reset_timer);
347 sc_adapter[card]->reset_timer.function = sc_check_reset;
348 sc_adapter[card]->reset_timer.data = card;
349 sc_adapter[card]->reset_timer.expires = jiffies + CHECKRESET_TIME;
350 add_timer(&sc_adapter[card]->reset_timer);
351 spin_unlock_irqrestore(&sc_adapter[card]->lock, flags);
352
353 outb(0x1, sc_adapter[card]->ioport[SFT_RESET]);
354
355 pr_debug("%s: Adapter Reset\n", sc_adapter[card]->devicename);
356 return 0;
357}
358
359void flushreadfifo(int card)
360{
361 while (inb(sc_adapter[card]->ioport[FIFO_STATUS]) & RF_HAS_DATA)
362 inb(sc_adapter[card]->ioport[FIFO_READ]);
363}
364
