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1da177e4 LT |
1 | /* $Id: divasproc.c,v 1.19.4.3 2005/01/31 12:22:20 armin Exp $ |
2 | * | |
3 | * Low level driver for Eicon DIVA Server ISDN cards. | |
4 | * /proc functions | |
5 | * | |
6 | * Copyright 2000-2003 by Armin Schindler (mac@melware.de) | |
7 | * Copyright 2000-2003 Cytronics & Melware (info@melware.de) | |
8 | * | |
9 | * This software may be used and distributed according to the terms | |
10 | * of the GNU General Public License, incorporated herein by reference. | |
11 | */ | |
12 | ||
13 | #include <linux/config.h> | |
14 | #include <linux/module.h> | |
15 | #include <linux/kernel.h> | |
16 | #include <linux/poll.h> | |
17 | #include <linux/proc_fs.h> | |
18 | #include <linux/list.h> | |
19 | #include <asm/uaccess.h> | |
20 | ||
21 | #include "platform.h" | |
22 | #include "debuglib.h" | |
23 | #undef ID_MASK | |
24 | #undef N_DATA | |
25 | #include "pc.h" | |
26 | #include "di_defs.h" | |
27 | #include "divasync.h" | |
28 | #include "di.h" | |
29 | #include "io.h" | |
30 | #include "xdi_msg.h" | |
31 | #include "xdi_adapter.h" | |
32 | #include "diva.h" | |
33 | #include "diva_pci.h" | |
34 | ||
35 | ||
36 | extern PISDN_ADAPTER IoAdapters[MAX_ADAPTER]; | |
37 | extern void divas_get_version(char *); | |
38 | extern void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf); | |
39 | ||
40 | /********************************************************* | |
41 | ** Functions for /proc interface / File operations | |
42 | *********************************************************/ | |
43 | ||
44 | static char *divas_proc_name = "divas"; | |
45 | static char *adapter_dir_name = "adapter"; | |
46 | static char *info_proc_name = "info"; | |
47 | static char *grp_opt_proc_name = "group_optimization"; | |
48 | static char *d_l1_down_proc_name = "dynamic_l1_down"; | |
49 | ||
50 | /* | |
51 | ** "divas" entry | |
52 | */ | |
53 | ||
54 | extern struct proc_dir_entry *proc_net_eicon; | |
55 | static struct proc_dir_entry *divas_proc_entry = NULL; | |
56 | ||
57 | static ssize_t | |
58 | divas_read(struct file *file, char __user *buf, size_t count, loff_t * off) | |
59 | { | |
60 | int len = 0; | |
61 | int cadapter; | |
62 | char tmpbuf[80]; | |
63 | char tmpser[16]; | |
64 | ||
65 | if (*off) | |
66 | return 0; | |
67 | ||
68 | divas_get_version(tmpbuf); | |
69 | if (copy_to_user(buf + len, &tmpbuf, strlen(tmpbuf))) | |
70 | return -EFAULT; | |
71 | len += strlen(tmpbuf); | |
72 | ||
73 | for (cadapter = 0; cadapter < MAX_ADAPTER; cadapter++) { | |
74 | if (IoAdapters[cadapter]) { | |
75 | diva_get_vserial_number(IoAdapters[cadapter], | |
76 | tmpser); | |
77 | sprintf(tmpbuf, | |
78 | "%2d: %-30s Serial:%-10s IRQ:%2d\n", | |
79 | cadapter + 1, | |
80 | IoAdapters[cadapter]->Properties.Name, | |
81 | tmpser, | |
82 | IoAdapters[cadapter]->irq_info.irq_nr); | |
83 | if ((strlen(tmpbuf) + len) > count) | |
84 | break; | |
85 | if (copy_to_user | |
86 | (buf + len, &tmpbuf, | |
87 | strlen(tmpbuf))) return -EFAULT; | |
88 | len += strlen(tmpbuf); | |
89 | } | |
90 | } | |
91 | ||
92 | *off += len; | |
93 | return (len); | |
94 | } | |
95 | ||
96 | static ssize_t | |
97 | divas_write(struct file *file, const char __user *buf, size_t count, loff_t * off) | |
98 | { | |
99 | return (-ENODEV); | |
100 | } | |
101 | ||
102 | static unsigned int divas_poll(struct file *file, poll_table * wait) | |
103 | { | |
104 | return (POLLERR); | |
105 | } | |
106 | ||
107 | static int divas_open(struct inode *inode, struct file *file) | |
108 | { | |
109 | return nonseekable_open(inode, file); | |
110 | } | |
111 | ||
112 | static int divas_close(struct inode *inode, struct file *file) | |
113 | { | |
114 | return (0); | |
115 | } | |
116 | ||
117 | static struct file_operations divas_fops = { | |
118 | .owner = THIS_MODULE, | |
119 | .llseek = no_llseek, | |
120 | .read = divas_read, | |
121 | .write = divas_write, | |
122 | .poll = divas_poll, | |
123 | .open = divas_open, | |
124 | .release = divas_close | |
125 | }; | |
126 | ||
127 | int create_divas_proc(void) | |
128 | { | |
129 | divas_proc_entry = create_proc_entry(divas_proc_name, | |
130 | S_IFREG | S_IRUGO, | |
131 | proc_net_eicon); | |
132 | if (!divas_proc_entry) | |
133 | return (0); | |
134 | ||
135 | divas_proc_entry->proc_fops = &divas_fops; | |
136 | divas_proc_entry->owner = THIS_MODULE; | |
137 | ||
138 | return (1); | |
139 | } | |
140 | ||
141 | void remove_divas_proc(void) | |
142 | { | |
143 | if (divas_proc_entry) { | |
144 | remove_proc_entry(divas_proc_name, proc_net_eicon); | |
145 | divas_proc_entry = NULL; | |
146 | } | |
147 | } | |
148 | ||
149 | /* | |
150 | ** write group_optimization | |
151 | */ | |
152 | static int | |
153 | write_grp_opt(struct file *file, const char __user *buffer, unsigned long count, | |
154 | void *data) | |
155 | { | |
156 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
157 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
158 | ||
159 | if ((count == 1) || (count == 2)) { | |
160 | char c; | |
161 | if (get_user(c, buffer)) | |
162 | return -EFAULT; | |
163 | switch (c) { | |
164 | case '0': | |
165 | IoAdapter->capi_cfg.cfg_1 &= | |
166 | ~DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; | |
167 | break; | |
168 | case '1': | |
169 | IoAdapter->capi_cfg.cfg_1 |= | |
170 | DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; | |
171 | break; | |
172 | default: | |
173 | return (-EINVAL); | |
174 | } | |
175 | return (count); | |
176 | } | |
177 | return (-EINVAL); | |
178 | } | |
179 | ||
180 | /* | |
181 | ** write dynamic_l1_down | |
182 | */ | |
183 | static int | |
184 | write_d_l1_down(struct file *file, const char __user *buffer, unsigned long count, | |
185 | void *data) | |
186 | { | |
187 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
188 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
189 | ||
190 | if ((count == 1) || (count == 2)) { | |
191 | char c; | |
192 | if (get_user(c, buffer)) | |
193 | return -EFAULT; | |
194 | switch (c) { | |
195 | case '0': | |
196 | IoAdapter->capi_cfg.cfg_1 &= | |
197 | ~DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; | |
198 | break; | |
199 | case '1': | |
200 | IoAdapter->capi_cfg.cfg_1 |= | |
201 | DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; | |
202 | break; | |
203 | default: | |
204 | return (-EINVAL); | |
205 | } | |
206 | return (count); | |
207 | } | |
208 | return (-EINVAL); | |
209 | } | |
210 | ||
211 | ||
212 | /* | |
213 | ** read dynamic_l1_down | |
214 | */ | |
215 | static int | |
216 | read_d_l1_down(char *page, char **start, off_t off, int count, int *eof, | |
217 | void *data) | |
218 | { | |
219 | int len = 0; | |
220 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
221 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
222 | ||
223 | len += sprintf(page + len, "%s\n", | |
224 | (IoAdapter->capi_cfg. | |
225 | cfg_1 & DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON) ? "1" : | |
226 | "0"); | |
227 | ||
228 | if (off + count >= len) | |
229 | *eof = 1; | |
230 | if (len < off) | |
231 | return 0; | |
232 | *start = page + off; | |
233 | return ((count < len - off) ? count : len - off); | |
234 | } | |
235 | ||
236 | /* | |
237 | ** read group_optimization | |
238 | */ | |
239 | static int | |
240 | read_grp_opt(char *page, char **start, off_t off, int count, int *eof, | |
241 | void *data) | |
242 | { | |
243 | int len = 0; | |
244 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
245 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
246 | ||
247 | len += sprintf(page + len, "%s\n", | |
248 | (IoAdapter->capi_cfg. | |
249 | cfg_1 & DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON) | |
250 | ? "1" : "0"); | |
251 | ||
252 | if (off + count >= len) | |
253 | *eof = 1; | |
254 | if (len < off) | |
255 | return 0; | |
256 | *start = page + off; | |
257 | return ((count < len - off) ? count : len - off); | |
258 | } | |
259 | ||
260 | /* | |
261 | ** info write | |
262 | */ | |
263 | static int | |
264 | info_write(struct file *file, const char __user *buffer, unsigned long count, | |
265 | void *data) | |
266 | { | |
267 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
268 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
269 | char c[4]; | |
270 | ||
271 | if (count <= 4) | |
272 | return -EINVAL; | |
273 | ||
274 | if (copy_from_user(c, buffer, 4)) | |
275 | return -EFAULT; | |
276 | ||
277 | /* this is for test purposes only */ | |
278 | if (!memcmp(c, "trap", 4)) { | |
279 | (*(IoAdapter->os_trap_nfy_Fnc)) (IoAdapter, IoAdapter->ANum); | |
280 | return (count); | |
281 | } | |
282 | return (-EINVAL); | |
283 | } | |
284 | ||
285 | /* | |
286 | ** info read | |
287 | */ | |
288 | static int | |
289 | info_read(char *page, char **start, off_t off, int count, int *eof, | |
290 | void *data) | |
291 | { | |
292 | int i = 0; | |
293 | int len = 0; | |
294 | char *p; | |
295 | char tmpser[16]; | |
296 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
297 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
298 | ||
299 | len += | |
300 | sprintf(page + len, "Name : %s\n", | |
301 | IoAdapter->Properties.Name); | |
302 | len += sprintf(page + len, "DSP state : %08x\n", a->dsp_mask); | |
303 | len += sprintf(page + len, "Channels : %02d\n", | |
304 | IoAdapter->Properties.Channels); | |
305 | len += sprintf(page + len, "E. max/used : %03d/%03d\n", | |
306 | IoAdapter->e_max, IoAdapter->e_count); | |
307 | diva_get_vserial_number(IoAdapter, tmpser); | |
308 | len += sprintf(page + len, "Serial : %s\n", tmpser); | |
309 | len += | |
310 | sprintf(page + len, "IRQ : %d\n", | |
311 | IoAdapter->irq_info.irq_nr); | |
312 | len += sprintf(page + len, "CardIndex : %d\n", a->CardIndex); | |
313 | len += sprintf(page + len, "CardOrdinal : %d\n", a->CardOrdinal); | |
314 | len += sprintf(page + len, "Controller : %d\n", a->controller); | |
315 | len += sprintf(page + len, "Bus-Type : %s\n", | |
316 | (a->Bus == | |
317 | DIVAS_XDI_ADAPTER_BUS_ISA) ? "ISA" : "PCI"); | |
318 | len += sprintf(page + len, "Port-Name : %s\n", a->port_name); | |
319 | if (a->Bus == DIVAS_XDI_ADAPTER_BUS_PCI) { | |
320 | len += | |
321 | sprintf(page + len, "PCI-bus : %d\n", | |
322 | a->resources.pci.bus); | |
323 | len += | |
324 | sprintf(page + len, "PCI-func : %d\n", | |
325 | a->resources.pci.func); | |
326 | for (i = 0; i < 8; i++) { | |
327 | if (a->resources.pci.bar[i]) { | |
328 | len += | |
329 | sprintf(page + len, | |
330 | "Mem / I/O %d : 0x%x / mapped : 0x%lx", | |
331 | i, a->resources.pci.bar[i], | |
332 | (unsigned long) a->resources. | |
333 | pci.addr[i]); | |
334 | if (a->resources.pci.length[i]) { | |
335 | len += | |
336 | sprintf(page + len, | |
337 | " / length : %d", | |
338 | a->resources.pci. | |
339 | length[i]); | |
340 | } | |
341 | len += sprintf(page + len, "\n"); | |
342 | } | |
343 | } | |
344 | } | |
345 | if ((!a->xdi_adapter.port) && | |
346 | ((!a->xdi_adapter.ram) || | |
347 | (!a->xdi_adapter.reset) | |
348 | || (!a->xdi_adapter.cfg))) { | |
349 | if (!IoAdapter->irq_info.irq_nr) { | |
350 | p = "slave"; | |
351 | } else { | |
352 | p = "out of service"; | |
353 | } | |
354 | } else if (a->xdi_adapter.trapped) { | |
355 | p = "trapped"; | |
356 | } else if (a->xdi_adapter.Initialized) { | |
357 | p = "active"; | |
358 | } else { | |
359 | p = "ready"; | |
360 | } | |
361 | len += sprintf(page + len, "State : %s\n", p); | |
362 | ||
363 | if (off + count >= len) | |
364 | *eof = 1; | |
365 | if (len < off) | |
366 | return 0; | |
367 | *start = page + off; | |
368 | return ((count < len - off) ? count : len - off); | |
369 | } | |
370 | ||
371 | /* | |
372 | ** adapter proc init/de-init | |
373 | */ | |
374 | ||
375 | /* -------------------------------------------------------------------------- | |
376 | Create adapter directory and files in proc file system | |
377 | -------------------------------------------------------------------------- */ | |
378 | int create_adapter_proc(diva_os_xdi_adapter_t * a) | |
379 | { | |
380 | struct proc_dir_entry *de, *pe; | |
381 | char tmp[16]; | |
382 | ||
383 | sprintf(tmp, "%s%d", adapter_dir_name, a->controller); | |
66600221 | 384 | if (!(de = proc_mkdir(tmp, proc_net_eicon))) |
1da177e4 LT |
385 | return (0); |
386 | a->proc_adapter_dir = (void *) de; | |
387 | ||
388 | if (!(pe = | |
389 | create_proc_entry(info_proc_name, S_IFREG | S_IRUGO | S_IWUSR, de))) | |
390 | return (0); | |
391 | a->proc_info = (void *) pe; | |
392 | pe->write_proc = info_write; | |
393 | pe->read_proc = info_read; | |
394 | pe->data = a; | |
395 | ||
396 | if ((pe = create_proc_entry(grp_opt_proc_name, | |
397 | S_IFREG | S_IRUGO | S_IWUSR, de))) { | |
398 | a->proc_grp_opt = (void *) pe; | |
399 | pe->write_proc = write_grp_opt; | |
400 | pe->read_proc = read_grp_opt; | |
401 | pe->data = a; | |
402 | } | |
403 | if ((pe = create_proc_entry(d_l1_down_proc_name, | |
404 | S_IFREG | S_IRUGO | S_IWUSR, de))) { | |
405 | a->proc_d_l1_down = (void *) pe; | |
406 | pe->write_proc = write_d_l1_down; | |
407 | pe->read_proc = read_d_l1_down; | |
408 | pe->data = a; | |
409 | } | |
410 | ||
411 | DBG_TRC(("proc entry %s created", tmp)); | |
412 | ||
413 | return (1); | |
414 | } | |
415 | ||
416 | /* -------------------------------------------------------------------------- | |
417 | Remove adapter directory and files in proc file system | |
418 | -------------------------------------------------------------------------- */ | |
419 | void remove_adapter_proc(diva_os_xdi_adapter_t * a) | |
420 | { | |
421 | char tmp[16]; | |
422 | ||
423 | if (a->proc_adapter_dir) { | |
424 | if (a->proc_d_l1_down) { | |
425 | remove_proc_entry(d_l1_down_proc_name, | |
426 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
427 | } | |
428 | if (a->proc_grp_opt) { | |
429 | remove_proc_entry(grp_opt_proc_name, | |
430 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
431 | } | |
432 | if (a->proc_info) { | |
433 | remove_proc_entry(info_proc_name, | |
434 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
435 | } | |
436 | sprintf(tmp, "%s%d", adapter_dir_name, a->controller); | |
437 | remove_proc_entry(tmp, proc_net_eicon); | |
438 | DBG_TRC(("proc entry %s%d removed", adapter_dir_name, | |
439 | a->controller)); | |
440 | } | |
441 | } |