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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> | |
9a58a80a | 17 | #include <linux/seq_file.h> |
1da177e4 LT |
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 | |
475be4d8 | 58 | divas_read(struct file *file, char __user *buf, size_t count, loff_t *off) |
1da177e4 LT |
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 | |
475be4d8 | 97 | divas_write(struct file *file, const char __user *buf, size_t count, loff_t *off) |
1da177e4 LT |
98 | { |
99 | return (-ENODEV); | |
100 | } | |
101 | ||
475be4d8 | 102 | static unsigned int divas_poll(struct file *file, poll_table *wait) |
1da177e4 LT |
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 | ||
2b8693c0 | 117 | static const struct file_operations divas_fops = { |
1da177e4 LT |
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 | { | |
495b36b1 | 129 | divas_proc_entry = proc_create(divas_proc_name, S_IFREG | S_IRUGO, |
475be4d8 | 130 | proc_net_eicon, &divas_fops); |
1da177e4 LT |
131 | if (!divas_proc_entry) |
132 | return (0); | |
133 | ||
1da177e4 LT |
134 | return (1); |
135 | } | |
136 | ||
137 | void remove_divas_proc(void) | |
138 | { | |
139 | if (divas_proc_entry) { | |
140 | remove_proc_entry(divas_proc_name, proc_net_eicon); | |
141 | divas_proc_entry = NULL; | |
142 | } | |
143 | } | |
144 | ||
9a58a80a AD |
145 | static ssize_t grp_opt_proc_write(struct file *file, const char __user *buffer, |
146 | size_t count, loff_t *pos) | |
1da177e4 | 147 | { |
496ad9aa | 148 | diva_os_xdi_adapter_t *a = PDE(file_inode(file))->data; |
1da177e4 LT |
149 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
150 | ||
151 | if ((count == 1) || (count == 2)) { | |
152 | char c; | |
153 | if (get_user(c, buffer)) | |
154 | return -EFAULT; | |
155 | switch (c) { | |
156 | case '0': | |
157 | IoAdapter->capi_cfg.cfg_1 &= | |
475be4d8 | 158 | ~DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; |
1da177e4 LT |
159 | break; |
160 | case '1': | |
161 | IoAdapter->capi_cfg.cfg_1 |= | |
475be4d8 | 162 | DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON; |
1da177e4 LT |
163 | break; |
164 | default: | |
165 | return (-EINVAL); | |
166 | } | |
167 | return (count); | |
168 | } | |
169 | return (-EINVAL); | |
170 | } | |
171 | ||
9a58a80a AD |
172 | static ssize_t d_l1_down_proc_write(struct file *file, const char __user *buffer, |
173 | size_t count, loff_t *pos) | |
1da177e4 | 174 | { |
496ad9aa | 175 | diva_os_xdi_adapter_t *a = PDE(file_inode(file))->data; |
1da177e4 LT |
176 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
177 | ||
178 | if ((count == 1) || (count == 2)) { | |
179 | char c; | |
180 | if (get_user(c, buffer)) | |
181 | return -EFAULT; | |
182 | switch (c) { | |
183 | case '0': | |
184 | IoAdapter->capi_cfg.cfg_1 &= | |
475be4d8 | 185 | ~DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; |
1da177e4 LT |
186 | break; |
187 | case '1': | |
188 | IoAdapter->capi_cfg.cfg_1 |= | |
475be4d8 | 189 | DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON; |
1da177e4 LT |
190 | break; |
191 | default: | |
192 | return (-EINVAL); | |
193 | } | |
194 | return (count); | |
195 | } | |
196 | return (-EINVAL); | |
197 | } | |
198 | ||
9a58a80a | 199 | static int d_l1_down_proc_show(struct seq_file *m, void *v) |
1da177e4 | 200 | { |
9a58a80a | 201 | diva_os_xdi_adapter_t *a = m->private; |
1da177e4 LT |
202 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
203 | ||
9a58a80a | 204 | seq_printf(m, "%s\n", |
475be4d8 JP |
205 | (IoAdapter->capi_cfg. |
206 | cfg_1 & DIVA_XDI_CAPI_CFG_1_DYNAMIC_L1_ON) ? "1" : | |
207 | "0"); | |
9a58a80a AD |
208 | return 0; |
209 | } | |
1da177e4 | 210 | |
9a58a80a AD |
211 | static int d_l1_down_proc_open(struct inode *inode, struct file *file) |
212 | { | |
213 | return single_open(file, d_l1_down_proc_show, PDE(inode)->data); | |
1da177e4 LT |
214 | } |
215 | ||
9a58a80a AD |
216 | static const struct file_operations d_l1_down_proc_fops = { |
217 | .owner = THIS_MODULE, | |
218 | .open = d_l1_down_proc_open, | |
219 | .read = seq_read, | |
220 | .llseek = seq_lseek, | |
221 | .release = single_release, | |
222 | .write = d_l1_down_proc_write, | |
223 | }; | |
224 | ||
225 | static int grp_opt_proc_show(struct seq_file *m, void *v) | |
1da177e4 | 226 | { |
9a58a80a | 227 | diva_os_xdi_adapter_t *a = m->private; |
1da177e4 LT |
228 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
229 | ||
9a58a80a | 230 | seq_printf(m, "%s\n", |
475be4d8 JP |
231 | (IoAdapter->capi_cfg. |
232 | cfg_1 & DIVA_XDI_CAPI_CFG_1_GROUP_POPTIMIZATION_ON) | |
233 | ? "1" : "0"); | |
9a58a80a AD |
234 | return 0; |
235 | } | |
1da177e4 | 236 | |
9a58a80a AD |
237 | static int grp_opt_proc_open(struct inode *inode, struct file *file) |
238 | { | |
239 | return single_open(file, grp_opt_proc_show, PDE(inode)->data); | |
1da177e4 LT |
240 | } |
241 | ||
9a58a80a AD |
242 | static const struct file_operations grp_opt_proc_fops = { |
243 | .owner = THIS_MODULE, | |
244 | .open = grp_opt_proc_open, | |
245 | .read = seq_read, | |
246 | .llseek = seq_lseek, | |
247 | .release = single_release, | |
248 | .write = grp_opt_proc_write, | |
249 | }; | |
250 | ||
251 | static ssize_t info_proc_write(struct file *file, const char __user *buffer, | |
252 | size_t count, loff_t *pos) | |
1da177e4 | 253 | { |
496ad9aa | 254 | diva_os_xdi_adapter_t *a = PDE(file_inode(file))->data; |
1da177e4 LT |
255 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
256 | char c[4]; | |
257 | ||
258 | if (count <= 4) | |
259 | return -EINVAL; | |
260 | ||
261 | if (copy_from_user(c, buffer, 4)) | |
262 | return -EFAULT; | |
263 | ||
264 | /* this is for test purposes only */ | |
265 | if (!memcmp(c, "trap", 4)) { | |
266 | (*(IoAdapter->os_trap_nfy_Fnc)) (IoAdapter, IoAdapter->ANum); | |
267 | return (count); | |
268 | } | |
269 | return (-EINVAL); | |
270 | } | |
271 | ||
9a58a80a | 272 | static int info_proc_show(struct seq_file *m, void *v) |
1da177e4 LT |
273 | { |
274 | int i = 0; | |
1da177e4 LT |
275 | char *p; |
276 | char tmpser[16]; | |
9a58a80a | 277 | diva_os_xdi_adapter_t *a = m->private; |
1da177e4 LT |
278 | PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; |
279 | ||
9a58a80a AD |
280 | seq_printf(m, "Name : %s\n", IoAdapter->Properties.Name); |
281 | seq_printf(m, "DSP state : %08x\n", a->dsp_mask); | |
282 | seq_printf(m, "Channels : %02d\n", IoAdapter->Properties.Channels); | |
283 | seq_printf(m, "E. max/used : %03d/%03d\n", | |
475be4d8 | 284 | IoAdapter->e_max, IoAdapter->e_count); |
1da177e4 | 285 | diva_get_vserial_number(IoAdapter, tmpser); |
9a58a80a AD |
286 | seq_printf(m, "Serial : %s\n", tmpser); |
287 | seq_printf(m, "IRQ : %d\n", IoAdapter->irq_info.irq_nr); | |
288 | seq_printf(m, "CardIndex : %d\n", a->CardIndex); | |
289 | seq_printf(m, "CardOrdinal : %d\n", a->CardOrdinal); | |
290 | seq_printf(m, "Controller : %d\n", a->controller); | |
291 | seq_printf(m, "Bus-Type : %s\n", | |
475be4d8 JP |
292 | (a->Bus == |
293 | DIVAS_XDI_ADAPTER_BUS_ISA) ? "ISA" : "PCI"); | |
9a58a80a | 294 | seq_printf(m, "Port-Name : %s\n", a->port_name); |
1da177e4 | 295 | if (a->Bus == DIVAS_XDI_ADAPTER_BUS_PCI) { |
9a58a80a AD |
296 | seq_printf(m, "PCI-bus : %d\n", a->resources.pci.bus); |
297 | seq_printf(m, "PCI-func : %d\n", a->resources.pci.func); | |
1da177e4 LT |
298 | for (i = 0; i < 8; i++) { |
299 | if (a->resources.pci.bar[i]) { | |
9a58a80a | 300 | seq_printf(m, |
475be4d8 JP |
301 | "Mem / I/O %d : 0x%x / mapped : 0x%lx", |
302 | i, a->resources.pci.bar[i], | |
303 | (unsigned long) a->resources. | |
304 | pci.addr[i]); | |
1da177e4 | 305 | if (a->resources.pci.length[i]) { |
9a58a80a | 306 | seq_printf(m, |
475be4d8 JP |
307 | " / length : %d", |
308 | a->resources.pci. | |
309 | length[i]); | |
1da177e4 | 310 | } |
9a58a80a | 311 | seq_putc(m, '\n'); |
1da177e4 LT |
312 | } |
313 | } | |
314 | } | |
315 | if ((!a->xdi_adapter.port) && | |
316 | ((!a->xdi_adapter.ram) || | |
475be4d8 | 317 | (!a->xdi_adapter.reset) |
1da177e4 LT |
318 | || (!a->xdi_adapter.cfg))) { |
319 | if (!IoAdapter->irq_info.irq_nr) { | |
320 | p = "slave"; | |
321 | } else { | |
322 | p = "out of service"; | |
323 | } | |
324 | } else if (a->xdi_adapter.trapped) { | |
325 | p = "trapped"; | |
326 | } else if (a->xdi_adapter.Initialized) { | |
327 | p = "active"; | |
328 | } else { | |
329 | p = "ready"; | |
330 | } | |
9a58a80a | 331 | seq_printf(m, "State : %s\n", p); |
1da177e4 | 332 | |
9a58a80a AD |
333 | return 0; |
334 | } | |
335 | ||
336 | static int info_proc_open(struct inode *inode, struct file *file) | |
337 | { | |
338 | return single_open(file, info_proc_show, PDE(inode)->data); | |
1da177e4 LT |
339 | } |
340 | ||
9a58a80a AD |
341 | static const struct file_operations info_proc_fops = { |
342 | .owner = THIS_MODULE, | |
343 | .open = info_proc_open, | |
344 | .read = seq_read, | |
345 | .llseek = seq_lseek, | |
346 | .release = single_release, | |
347 | .write = info_proc_write, | |
348 | }; | |
349 | ||
1da177e4 LT |
350 | /* |
351 | ** adapter proc init/de-init | |
352 | */ | |
353 | ||
354 | /* -------------------------------------------------------------------------- | |
475be4d8 | 355 | Create adapter directory and files in proc file system |
1da177e4 | 356 | -------------------------------------------------------------------------- */ |
475be4d8 | 357 | int create_adapter_proc(diva_os_xdi_adapter_t *a) |
1da177e4 LT |
358 | { |
359 | struct proc_dir_entry *de, *pe; | |
360 | char tmp[16]; | |
361 | ||
362 | sprintf(tmp, "%s%d", adapter_dir_name, a->controller); | |
66600221 | 363 | if (!(de = proc_mkdir(tmp, proc_net_eicon))) |
1da177e4 LT |
364 | return (0); |
365 | a->proc_adapter_dir = (void *) de; | |
366 | ||
9a58a80a AD |
367 | pe = proc_create_data(info_proc_name, S_IRUGO | S_IWUSR, de, |
368 | &info_proc_fops, a); | |
369 | if (!pe) | |
1da177e4 LT |
370 | return (0); |
371 | a->proc_info = (void *) pe; | |
1da177e4 | 372 | |
9a58a80a AD |
373 | pe = proc_create_data(grp_opt_proc_name, S_IRUGO | S_IWUSR, de, |
374 | &grp_opt_proc_fops, a); | |
375 | if (pe) | |
1da177e4 | 376 | a->proc_grp_opt = (void *) pe; |
9a58a80a AD |
377 | pe = proc_create_data(d_l1_down_proc_name, S_IRUGO | S_IWUSR, de, |
378 | &d_l1_down_proc_fops, a); | |
379 | if (pe) | |
1da177e4 | 380 | a->proc_d_l1_down = (void *) pe; |
1da177e4 LT |
381 | |
382 | DBG_TRC(("proc entry %s created", tmp)); | |
383 | ||
384 | return (1); | |
385 | } | |
386 | ||
387 | /* -------------------------------------------------------------------------- | |
475be4d8 | 388 | Remove adapter directory and files in proc file system |
1da177e4 | 389 | -------------------------------------------------------------------------- */ |
475be4d8 | 390 | void remove_adapter_proc(diva_os_xdi_adapter_t *a) |
1da177e4 LT |
391 | { |
392 | char tmp[16]; | |
393 | ||
394 | if (a->proc_adapter_dir) { | |
395 | if (a->proc_d_l1_down) { | |
396 | remove_proc_entry(d_l1_down_proc_name, | |
397 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
398 | } | |
399 | if (a->proc_grp_opt) { | |
400 | remove_proc_entry(grp_opt_proc_name, | |
401 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
402 | } | |
403 | if (a->proc_info) { | |
404 | remove_proc_entry(info_proc_name, | |
405 | (struct proc_dir_entry *) a->proc_adapter_dir); | |
406 | } | |
407 | sprintf(tmp, "%s%d", adapter_dir_name, a->controller); | |
408 | remove_proc_entry(tmp, proc_net_eicon); | |
409 | DBG_TRC(("proc entry %s%d removed", adapter_dir_name, | |
410 | a->controller)); | |
411 | } | |
412 | } |