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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 | ||
1da177e4 LT |
13 | #include <linux/module.h> |
14 | #include <linux/kernel.h> | |
15 | #include <linux/poll.h> | |
16 | #include <linux/proc_fs.h> | |
17 | #include <linux/list.h> | |
18 | #include <asm/uaccess.h> | |
19 | ||
20 | #include "platform.h" | |
21 | #include "debuglib.h" | |
22 | #undef ID_MASK | |
23 | #undef N_DATA | |
24 | #include "pc.h" | |
25 | #include "di_defs.h" | |
26 | #include "divasync.h" | |
27 | #include "di.h" | |
28 | #include "io.h" | |
29 | #include "xdi_msg.h" | |
30 | #include "xdi_adapter.h" | |
31 | #include "diva.h" | |
32 | #include "diva_pci.h" | |
33 | ||
34 | ||
35 | extern PISDN_ADAPTER IoAdapters[MAX_ADAPTER]; | |
36 | extern void divas_get_version(char *); | |
37 | extern void diva_get_vserial_number(PISDN_ADAPTER IoAdapter, char *buf); | |
38 | ||
39 | /********************************************************* | |
40 | ** Functions for /proc interface / File operations | |
41 | *********************************************************/ | |
42 | ||
43 | static char *divas_proc_name = "divas"; | |
44 | static char *adapter_dir_name = "adapter"; | |
45 | static char *info_proc_name = "info"; | |
46 | static char *grp_opt_proc_name = "group_optimization"; | |
47 | static char *d_l1_down_proc_name = "dynamic_l1_down"; | |
48 | ||
49 | /* | |
50 | ** "divas" entry | |
51 | */ | |
52 | ||
53 | extern struct proc_dir_entry *proc_net_eicon; | |
54 | static struct proc_dir_entry *divas_proc_entry = NULL; | |
55 | ||
56 | static ssize_t | |
57 | divas_read(struct file *file, char __user *buf, size_t count, loff_t * off) | |
58 | { | |
59 | int len = 0; | |
60 | int cadapter; | |
61 | char tmpbuf[80]; | |
62 | char tmpser[16]; | |
63 | ||
64 | if (*off) | |
65 | return 0; | |
66 | ||
67 | divas_get_version(tmpbuf); | |
68 | if (copy_to_user(buf + len, &tmpbuf, strlen(tmpbuf))) | |
69 | return -EFAULT; | |
70 | len += strlen(tmpbuf); | |
71 | ||
72 | for (cadapter = 0; cadapter < MAX_ADAPTER; cadapter++) { | |
73 | if (IoAdapters[cadapter]) { | |
74 | diva_get_vserial_number(IoAdapters[cadapter], | |
75 | tmpser); | |
76 | sprintf(tmpbuf, | |
77 | "%2d: %-30s Serial:%-10s IRQ:%2d\n", | |
78 | cadapter + 1, | |
79 | IoAdapters[cadapter]->Properties.Name, | |
80 | tmpser, | |
81 | IoAdapters[cadapter]->irq_info.irq_nr); | |
82 | if ((strlen(tmpbuf) + len) > count) | |
83 | break; | |
84 | if (copy_to_user | |
85 | (buf + len, &tmpbuf, | |
86 | strlen(tmpbuf))) return -EFAULT; | |
87 | len += strlen(tmpbuf); | |
88 | } | |
89 | } | |
90 | ||
91 | *off += len; | |
92 | return (len); | |
93 | } | |
94 | ||
95 | static ssize_t | |
96 | divas_write(struct file *file, const char __user *buf, size_t count, loff_t * off) | |
97 | { | |
98 | return (-ENODEV); | |
99 | } | |
100 | ||
101 | static unsigned int divas_poll(struct file *file, poll_table * wait) | |
102 | { | |
103 | return (POLLERR); | |
104 | } | |
105 | ||
106 | static int divas_open(struct inode *inode, struct file *file) | |
107 | { | |
108 | return nonseekable_open(inode, file); | |
109 | } | |
110 | ||
111 | static int divas_close(struct inode *inode, struct file *file) | |
112 | { | |
113 | return (0); | |
114 | } | |
115 | ||
2b8693c0 | 116 | static const struct file_operations divas_fops = { |
1da177e4 LT |
117 | .owner = THIS_MODULE, |
118 | .llseek = no_llseek, | |
119 | .read = divas_read, | |
120 | .write = divas_write, | |
121 | .poll = divas_poll, | |
122 | .open = divas_open, | |
123 | .release = divas_close | |
124 | }; | |
125 | ||
126 | int create_divas_proc(void) | |
127 | { | |
128 | divas_proc_entry = create_proc_entry(divas_proc_name, | |
129 | S_IFREG | S_IRUGO, | |
130 | proc_net_eicon); | |
131 | if (!divas_proc_entry) | |
132 | return (0); | |
133 | ||
134 | divas_proc_entry->proc_fops = &divas_fops; | |
135 | divas_proc_entry->owner = THIS_MODULE; | |
136 | ||
137 | return (1); | |
138 | } | |
139 | ||
140 | void remove_divas_proc(void) | |
141 | { | |
142 | if (divas_proc_entry) { | |
143 | remove_proc_entry(divas_proc_name, proc_net_eicon); | |
144 | divas_proc_entry = NULL; | |
145 | } | |
146 | } | |
147 | ||
148 | /* | |
149 | ** write group_optimization | |
150 | */ | |
151 | static int | |
152 | write_grp_opt(struct file *file, const char __user *buffer, unsigned long count, | |
153 | void *data) | |
154 | { | |
155 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
156 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
157 | ||
158 | if ((count == 1) || (count == 2)) { | |
159 | char c; | |
160 | if (get_user(c, buffer)) | |
161 | return -EFAULT; | |
162 | switch (c) { | |
163 | case '0': | |
164 | IoAdapter->capi_cfg.cfg_1 &= | |
165 | ~DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; | |
166 | break; | |
167 | case '1': | |
168 | IoAdapter->capi_cfg.cfg_1 |= | |
169 | DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; | |
170 | break; | |
171 | default: | |
172 | return (-EINVAL); | |
173 | } | |
174 | return (count); | |
175 | } | |
176 | return (-EINVAL); | |
177 | } | |
178 | ||
179 | /* | |
180 | ** write dynamic_l1_down | |
181 | */ | |
182 | static int | |
183 | write_d_l1_down(struct file *file, const char __user *buffer, unsigned long count, | |
184 | void *data) | |
185 | { | |
186 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
187 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
188 | ||
189 | if ((count == 1) || (count == 2)) { | |
190 | char c; | |
191 | if (get_user(c, buffer)) | |
192 | return -EFAULT; | |
193 | switch (c) { | |
194 | case '0': | |
195 | IoAdapter->capi_cfg.cfg_1 &= | |
196 | ~DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; | |
197 | break; | |
198 | case '1': | |
199 | IoAdapter->capi_cfg.cfg_1 |= | |
200 | DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; | |
201 | break; | |
202 | default: | |
203 | return (-EINVAL); | |
204 | } | |
205 | return (count); | |
206 | } | |
207 | return (-EINVAL); | |
208 | } | |
209 | ||
210 | ||
211 | /* | |
212 | ** read dynamic_l1_down | |
213 | */ | |
214 | static int | |
215 | read_d_l1_down(char *page, char **start, off_t off, int count, int *eof, | |
216 | void *data) | |
217 | { | |
218 | int len = 0; | |
219 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
220 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
221 | ||
222 | len += sprintf(page + len, "%s\n", | |
223 | (IoAdapter->capi_cfg. | |
224 | cfg_1 & DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON) ? "1" : | |
225 | "0"); | |
226 | ||
227 | if (off + count >= len) | |
228 | *eof = 1; | |
229 | if (len < off) | |
230 | return 0; | |
231 | *start = page + off; | |
232 | return ((count < len - off) ? count : len - off); | |
233 | } | |
234 | ||
235 | /* | |
236 | ** read group_optimization | |
237 | */ | |
238 | static int | |
239 | read_grp_opt(char *page, char **start, off_t off, int count, int *eof, | |
240 | void *data) | |
241 | { | |
242 | int len = 0; | |
243 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
244 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
245 | ||
246 | len += sprintf(page + len, "%s\n", | |
247 | (IoAdapter->capi_cfg. | |
248 | cfg_1 & DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON) | |
249 | ? "1" : "0"); | |
250 | ||
251 | if (off + count >= len) | |
252 | *eof = 1; | |
253 | if (len < off) | |
254 | return 0; | |
255 | *start = page + off; | |
256 | return ((count < len - off) ? count : len - off); | |
257 | } | |
258 | ||
259 | /* | |
260 | ** info write | |
261 | */ | |
262 | static int | |
263 | info_write(struct file *file, const char __user *buffer, unsigned long count, | |
264 | void *data) | |
265 | { | |
266 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
267 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
268 | char c[4]; | |
269 | ||
270 | if (count <= 4) | |
271 | return -EINVAL; | |
272 | ||
273 | if (copy_from_user(c, buffer, 4)) | |
274 | return -EFAULT; | |
275 | ||
276 | /* this is for test purposes only */ | |
277 | if (!memcmp(c, "trap", 4)) { | |
278 | (*(IoAdapter->os_trap_nfy_Fnc)) (IoAdapter, IoAdapter->ANum); | |
279 | return (count); | |
280 | } | |
281 | return (-EINVAL); | |
282 | } | |
283 | ||
284 | /* | |
285 | ** info read | |
286 | */ | |
287 | static int | |
288 | info_read(char *page, char **start, off_t off, int count, int *eof, | |
289 | void *data) | |
290 | { | |
291 | int i = 0; | |
292 | int len = 0; | |
293 | char *p; | |
294 | char tmpser[16]; | |
295 | diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) data; | |
296 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; | |
297 | ||
298 | len += | |
299 | sprintf(page + len, "Name : %s\n", | |
300 | IoAdapter->Properties.Name); | |
301 | len += sprintf(page + len, "DSP state : %08x\n", a->dsp_mask); | |
302 | len += sprintf(page + len, "Channels : %02d\n", | |
303 | IoAdapter->Properties.Channels); | |
304 | len += sprintf(page + len, "E. max/used : %03d/%03d\n", | |
305 | IoAdapter->e_max, IoAdapter->e_count); | |
306 | diva_get_vserial_number(IoAdapter, tmpser); | |
307 | len += sprintf(page + len, "Serial : %s\n", tmpser); | |
308 | len += | |
309 | sprintf(page + len, "IRQ : %d\n", | |
310 | IoAdapter->irq_info.irq_nr); | |
311 | len += sprintf(page + len, "CardIndex : %d\n", a->CardIndex); | |
312 | len += sprintf(page + len, "CardOrdinal : %d\n", a->CardOrdinal); | |
313 | len += sprintf(page + len, "Controller : %d\n", a->controller); | |
314 | len += sprintf(page + len, "Bus-Type : %s\n", | |
315 | (a->Bus == | |
316 | DIVAS_XDI_ADAPTER_BUS_ISA) ? "ISA" : "PCI"); | |
317 | len += sprintf(page + len, "Port-Name : %s\n", a->port_name); | |
318 | if (a->Bus == DIVAS_XDI_ADAPTER_BUS_PCI) { | |
319 | len += | |
320 | sprintf(page + len, "PCI-bus : %d\n", | |
321 | a->resources.pci.bus); | |
322 | len += | |
323 | sprintf(page + len, "PCI-func : %d\n", | |
324 | a->resources.pci.func); | |
325 | for (i = 0; i < 8; i++) { | |
326 | if (a->resources.pci.bar[i]) { | |
327 | len += | |
328 | sprintf(page + len, | |
329 | "Mem / I/O %d : 0x%x / mapped : 0x%lx", | |
330 | i, a->resources.pci.bar[i], | |
331 | (unsigned long) a->resources. | |
332 | pci.addr[i]); | |
333 | if (a->resources.pci.length[i]) { | |
334 | len += | |
335 | sprintf(page + len, | |
336 | " / length : %d", | |
337 | a->resources.pci. | |
338 | length[i]); | |
339 | } | |
340 | len += sprintf(page + len, "\n"); | |
341 | } | |
342 | } | |
343 | } | |
344 | if ((!a->xdi_adapter.port) && | |
345 | ((!a->xdi_adapter.ram) || | |
346 | (!a->xdi_adapter.reset) | |
347 | || (!a->xdi_adapter.cfg))) { | |
348 | if (!IoAdapter->irq_info.irq_nr) { | |
349 | p = "slave"; | |
350 | } else { | |
351 | p = "out of service"; | |
352 | } | |
353 | } else if (a->xdi_adapter.trapped) { | |
354 | p = "trapped"; | |
355 | } else if (a->xdi_adapter.Initialized) { | |
356 | p = "active"; | |
357 | } else { | |
358 | p = "ready"; | |
359 | } | |
360 | len += sprintf(page + len, "State : %s\n", p); | |
361 | ||
362 | if (off + count >= len) | |
363 | *eof = 1; | |
364 | if (len < off) | |
365 | return 0; | |
366 | *start = page + off; | |
367 | return ((count < len - off) ? count : len - off); | |
368 | } | |
369 | ||
370 | /* | |
371 | ** adapter proc init/de-init | |
372 | */ | |
373 | ||
374 | /* -------------------------------------------------------------------------- | |
375 | Create adapter directory and files in proc file system | |
376 | -------------------------------------------------------------------------- */ | |
377 | int create_adapter_proc(diva_os_xdi_adapter_t * a) | |
378 | { | |
379 | struct proc_dir_entry *de, *pe; | |
380 | char tmp[16]; | |
381 | ||
382 | sprintf(tmp, "%s%d", adapter_dir_name, a->controller); | |
66600221 | 383 | if (!(de = proc_mkdir(tmp, proc_net_eicon))) |
1da177e4 LT |
384 | return (0); |
385 | a->proc_adapter_dir = (void *) de; | |
386 | ||
387 | if (!(pe = | |
388 | create_proc_entry(info_proc_name, S_IFREG | S_IRUGO | S_IWUSR, de))) | |
389 | return (0); | |
390 | a->proc_info = (void *) pe; | |
391 | pe->write_proc = info_write; | |
392 | pe->read_proc = info_read; | |
393 | pe->data = a; | |
394 | ||
395 | if ((pe = create_proc_entry(grp_opt_proc_name, | |
396 | S_IFREG | S_IRUGO | S_IWUSR, de))) { | |
397 | a->proc_grp_opt = (void *) pe; | |
398 | pe->write_proc = write_grp_opt; | |
399 | pe->read_proc = read_grp_opt; | |
400 | pe->data = a; | |
401 | } | |
402 | if ((pe = create_proc_entry(d_l1_down_proc_name, | |
403 | S_IFREG | S_IRUGO | S_IWUSR, de))) { | |
404 | a->proc_d_l1_down = (void *) pe; | |
405 | pe->write_proc = write_d_l1_down; | |
406 | pe->read_proc = read_d_l1_down; | |
407 | pe->data = a; | |
408 | } | |
409 | ||
410 | DBG_TRC(("proc entry %s created", tmp)); | |
411 | ||
412 | return (1); | |
413 | } | |
414 | ||
415 | /* -------------------------------------------------------------------------- | |
416 | Remove adapter directory and files in proc file system | |
417 | -------------------------------------------------------------------------- */ | |
418 | void remove_adapter_proc(diva_os_xdi_adapter_t * a) | |
419 | { | |
420 | char tmp[16]; | |
421 | ||
422 | if (a->proc_adapter_dir) { | |
423 | if (a->proc_d_l1_down) { | |
424 | remove_proc_entry(d_l1_down_proc_name, | |
425 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
426 | } | |
427 | if (a->proc_grp_opt) { | |
428 | remove_proc_entry(grp_opt_proc_name, | |
429 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
430 | } | |
431 | if (a->proc_info) { | |
432 | remove_proc_entry(info_proc_name, | |
433 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
434 | } | |
435 | sprintf(tmp, "%s%d", adapter_dir_name, a->controller); | |
436 | remove_proc_entry(tmp, proc_net_eicon); | |
437 | DBG_TRC(("proc entry %s%d removed", adapter_dir_name, | |
438 | a->controller)); | |
439 | } | |
440 | } |