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1da177e4 LT |
1 | /* |
2 | * Driver for AVM Fritz!PCI, Fritz!PCI v2, Fritz!PnP ISDN cards | |
3 | * | |
4 | * Author Kai Germaschewski | |
5 | * Copyright 2001 by Kai Germaschewski <kai.germaschewski@gmx.de> | |
6 | * 2001 by Karsten Keil <keil@isdn4linux.de> | |
475be4d8 | 7 | * |
1da177e4 LT |
8 | * based upon Karsten Keil's original avm_pci.c driver |
9 | * | |
10 | * This software may be used and distributed according to the terms | |
11 | * of the GNU General Public License, incorporated herein by reference. | |
12 | * | |
13 | * Thanks to Wizard Computersysteme GmbH, Bremervoerde and | |
14 | * SoHaNet Technology GmbH, Berlin | |
15 | * for supporting the development of this driver | |
16 | */ | |
17 | ||
18 | ||
19 | /* TODO: | |
20 | * | |
21 | * o POWER PC | |
22 | * o clean up debugging | |
23 | * o tx_skb at PH_DEACTIVATE time | |
24 | */ | |
25 | ||
1da177e4 LT |
26 | #include <linux/module.h> |
27 | #include <linux/init.h> | |
a6b7a407 | 28 | #include <linux/interrupt.h> |
1da177e4 LT |
29 | #include <linux/pci.h> |
30 | #include <linux/isapnp.h> | |
31 | #include <linux/kmod.h> | |
32 | #include <linux/slab.h> | |
33 | #include <linux/skbuff.h> | |
34 | #include <linux/netdevice.h> | |
35 | #include <linux/delay.h> | |
36 | ||
37 | #include <asm/io.h> | |
38 | ||
39 | #include "hisax_fcpcipnp.h" | |
40 | ||
41 | // debugging cruft | |
42 | #define __debug_variable debug | |
43 | #include "hisax_debug.h" | |
44 | ||
45 | #ifdef CONFIG_HISAX_DEBUG | |
46 | static int debug = 0; | |
47 | /* static int hdlcfifosize = 32; */ | |
48 | module_param(debug, int, 0); | |
49 | /* module_param(hdlcfifosize, int, 0); */ | |
50 | #endif | |
51 | ||
52 | MODULE_AUTHOR("Kai Germaschewski <kai.germaschewski@gmx.de>/Karsten Keil <kkeil@suse.de>"); | |
53 | MODULE_DESCRIPTION("AVM Fritz!PCI/PnP ISDN driver"); | |
54 | ||
55 | static struct pci_device_id fcpci_ids[] = { | |
56 | { .vendor = PCI_VENDOR_ID_AVM, | |
57 | .device = PCI_DEVICE_ID_AVM_A1, | |
58 | .subvendor = PCI_ANY_ID, | |
59 | .subdevice = PCI_ANY_ID, | |
60 | .driver_data = (unsigned long) "Fritz!Card PCI", | |
61 | }, | |
62 | { .vendor = PCI_VENDOR_ID_AVM, | |
63 | .device = PCI_DEVICE_ID_AVM_A1_V2, | |
64 | .subvendor = PCI_ANY_ID, | |
65 | .subdevice = PCI_ANY_ID, | |
66 | .driver_data = (unsigned long) "Fritz!Card PCI v2" }, | |
67 | {} | |
68 | }; | |
69 | ||
70 | MODULE_DEVICE_TABLE(pci, fcpci_ids); | |
71 | ||
30d55e71 | 72 | #ifdef CONFIG_PNP |
1da177e4 | 73 | static struct pnp_device_id fcpnp_ids[] __devinitdata = { |
475be4d8 | 74 | { |
1da177e4 LT |
75 | .id = "AVM0900", |
76 | .driver_data = (unsigned long) "Fritz!Card PnP", | |
77 | }, | |
031ffd17 | 78 | { .id = "" } |
1da177e4 LT |
79 | }; |
80 | ||
031ffd17 | 81 | MODULE_DEVICE_TABLE(pnp, fcpnp_ids); |
1da177e4 LT |
82 | #endif |
83 | ||
84 | static int protocol = 2; /* EURO-ISDN Default */ | |
85 | module_param(protocol, int, 0); | |
86 | MODULE_LICENSE("GPL"); | |
87 | ||
88 | // ---------------------------------------------------------------------- | |
89 | ||
90 | #define AVM_INDEX 0x04 | |
91 | #define AVM_DATA 0x10 | |
92 | ||
93 | #define AVM_IDX_HDLC_1 0x00 | |
94 | #define AVM_IDX_HDLC_2 0x01 | |
95 | #define AVM_IDX_ISAC_FIFO 0x02 | |
96 | #define AVM_IDX_ISAC_REG_LOW 0x04 | |
97 | #define AVM_IDX_ISAC_REG_HIGH 0x06 | |
98 | ||
99 | #define AVM_STATUS0 0x02 | |
100 | ||
101 | #define AVM_STATUS0_IRQ_ISAC 0x01 | |
102 | #define AVM_STATUS0_IRQ_HDLC 0x02 | |
103 | #define AVM_STATUS0_IRQ_TIMER 0x04 | |
104 | #define AVM_STATUS0_IRQ_MASK 0x07 | |
105 | ||
106 | #define AVM_STATUS0_RESET 0x01 | |
107 | #define AVM_STATUS0_DIS_TIMER 0x02 | |
108 | #define AVM_STATUS0_RES_TIMER 0x04 | |
109 | #define AVM_STATUS0_ENA_IRQ 0x08 | |
110 | #define AVM_STATUS0_TESTBIT 0x10 | |
111 | ||
112 | #define AVM_STATUS1 0x03 | |
113 | #define AVM_STATUS1_ENA_IOM 0x80 | |
114 | ||
115 | #define HDLC_FIFO 0x0 | |
116 | #define HDLC_STATUS 0x4 | |
117 | #define HDLC_CTRL 0x4 | |
118 | ||
119 | #define HDLC_MODE_ITF_FLG 0x01 | |
120 | #define HDLC_MODE_TRANS 0x02 | |
121 | #define HDLC_MODE_CCR_7 0x04 | |
122 | #define HDLC_MODE_CCR_16 0x08 | |
123 | #define HDLC_MODE_TESTLOOP 0x80 | |
124 | ||
125 | #define HDLC_INT_XPR 0x80 | |
126 | #define HDLC_INT_XDU 0x40 | |
127 | #define HDLC_INT_RPR 0x20 | |
128 | #define HDLC_INT_MASK 0xE0 | |
129 | ||
130 | #define HDLC_STAT_RME 0x01 | |
131 | #define HDLC_STAT_RDO 0x10 | |
132 | #define HDLC_STAT_CRCVFRRAB 0x0E | |
133 | #define HDLC_STAT_CRCVFR 0x06 | |
134 | #define HDLC_STAT_RML_MASK 0xff00 | |
135 | ||
136 | #define HDLC_CMD_XRS 0x80 | |
137 | #define HDLC_CMD_XME 0x01 | |
138 | #define HDLC_CMD_RRS 0x20 | |
139 | #define HDLC_CMD_XML_MASK 0xff00 | |
140 | ||
141 | #define AVM_HDLC_FIFO_1 0x10 | |
142 | #define AVM_HDLC_FIFO_2 0x18 | |
143 | ||
144 | #define AVM_HDLC_STATUS_1 0x14 | |
145 | #define AVM_HDLC_STATUS_2 0x1c | |
146 | ||
147 | #define AVM_ISACSX_INDEX 0x04 | |
148 | #define AVM_ISACSX_DATA 0x08 | |
149 | ||
150 | // ---------------------------------------------------------------------- | |
151 | // Fritz!PCI | |
152 | ||
153 | static unsigned char fcpci_read_isac(struct isac *isac, unsigned char offset) | |
154 | { | |
155 | struct fritz_adapter *adapter = isac->priv; | |
475be4d8 | 156 | unsigned char idx = (offset > 0x2f) ? |
1da177e4 LT |
157 | AVM_IDX_ISAC_REG_HIGH : AVM_IDX_ISAC_REG_LOW; |
158 | unsigned char val; | |
159 | unsigned long flags; | |
160 | ||
161 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
162 | outb(idx, adapter->io + AVM_INDEX); | |
163 | val = inb(adapter->io + AVM_DATA + (offset & 0xf)); | |
475be4d8 | 164 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
165 | DBG(0x1000, " port %#x, value %#x", |
166 | offset, val); | |
167 | return val; | |
168 | } | |
169 | ||
170 | static void fcpci_write_isac(struct isac *isac, unsigned char offset, | |
171 | unsigned char value) | |
172 | { | |
173 | struct fritz_adapter *adapter = isac->priv; | |
475be4d8 | 174 | unsigned char idx = (offset > 0x2f) ? |
1da177e4 LT |
175 | AVM_IDX_ISAC_REG_HIGH : AVM_IDX_ISAC_REG_LOW; |
176 | unsigned long flags; | |
177 | ||
178 | DBG(0x1000, " port %#x, value %#x", | |
179 | offset, value); | |
180 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
181 | outb(idx, adapter->io + AVM_INDEX); | |
182 | outb(value, adapter->io + AVM_DATA + (offset & 0xf)); | |
475be4d8 | 183 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
184 | } |
185 | ||
475be4d8 | 186 | static void fcpci_read_isac_fifo(struct isac *isac, unsigned char *data, |
1da177e4 LT |
187 | int size) |
188 | { | |
189 | struct fritz_adapter *adapter = isac->priv; | |
190 | unsigned long flags; | |
191 | ||
192 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
193 | outb(AVM_IDX_ISAC_FIFO, adapter->io + AVM_INDEX); | |
194 | insb(adapter->io + AVM_DATA, data, size); | |
475be4d8 | 195 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
196 | } |
197 | ||
475be4d8 | 198 | static void fcpci_write_isac_fifo(struct isac *isac, unsigned char *data, |
1da177e4 LT |
199 | int size) |
200 | { | |
201 | struct fritz_adapter *adapter = isac->priv; | |
202 | unsigned long flags; | |
203 | ||
204 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
205 | outb(AVM_IDX_ISAC_FIFO, adapter->io + AVM_INDEX); | |
206 | outsb(adapter->io + AVM_DATA, data, size); | |
475be4d8 | 207 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
208 | } |
209 | ||
210 | static u32 fcpci_read_hdlc_status(struct fritz_adapter *adapter, int nr) | |
211 | { | |
212 | u32 val; | |
213 | int idx = nr ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; | |
214 | unsigned long flags; | |
215 | ||
216 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
217 | outl(idx, adapter->io + AVM_INDEX); | |
218 | val = inl(adapter->io + AVM_DATA + HDLC_STATUS); | |
219 | spin_unlock_irqrestore(&adapter->hw_lock, flags); | |
220 | return val; | |
221 | } | |
222 | ||
223 | static void __fcpci_write_ctrl(struct fritz_bcs *bcs, int which) | |
224 | { | |
225 | struct fritz_adapter *adapter = bcs->adapter; | |
226 | int idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; | |
227 | ||
228 | DBG(0x40, "hdlc %c wr%x ctrl %x", | |
229 | 'A' + bcs->channel, which, bcs->ctrl.ctrl); | |
230 | ||
231 | outl(idx, adapter->io + AVM_INDEX); | |
232 | outl(bcs->ctrl.ctrl, adapter->io + AVM_DATA + HDLC_CTRL); | |
233 | } | |
234 | ||
235 | static void fcpci_write_ctrl(struct fritz_bcs *bcs, int which) | |
236 | { | |
237 | struct fritz_adapter *adapter = bcs->adapter; | |
238 | unsigned long flags; | |
239 | ||
240 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
241 | __fcpci_write_ctrl(bcs, which); | |
242 | spin_unlock_irqrestore(&adapter->hw_lock, flags); | |
243 | } | |
244 | ||
245 | // ---------------------------------------------------------------------- | |
246 | // Fritz!PCI v2 | |
247 | ||
248 | static unsigned char fcpci2_read_isac(struct isac *isac, unsigned char offset) | |
249 | { | |
250 | struct fritz_adapter *adapter = isac->priv; | |
251 | unsigned char val; | |
252 | unsigned long flags; | |
253 | ||
254 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
255 | outl(offset, adapter->io + AVM_ISACSX_INDEX); | |
256 | val = inl(adapter->io + AVM_ISACSX_DATA); | |
475be4d8 | 257 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
258 | DBG(0x1000, " port %#x, value %#x", |
259 | offset, val); | |
260 | ||
261 | return val; | |
262 | } | |
263 | ||
475be4d8 | 264 | static void fcpci2_write_isac(struct isac *isac, unsigned char offset, |
1da177e4 LT |
265 | unsigned char value) |
266 | { | |
267 | struct fritz_adapter *adapter = isac->priv; | |
268 | unsigned long flags; | |
269 | ||
270 | DBG(0x1000, " port %#x, value %#x", | |
271 | offset, value); | |
272 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
273 | outl(offset, adapter->io + AVM_ISACSX_INDEX); | |
274 | outl(value, adapter->io + AVM_ISACSX_DATA); | |
475be4d8 | 275 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
276 | } |
277 | ||
475be4d8 | 278 | static void fcpci2_read_isac_fifo(struct isac *isac, unsigned char *data, |
1da177e4 LT |
279 | int size) |
280 | { | |
281 | struct fritz_adapter *adapter = isac->priv; | |
282 | int i; | |
283 | unsigned long flags; | |
284 | ||
285 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
286 | outl(0, adapter->io + AVM_ISACSX_INDEX); | |
287 | for (i = 0; i < size; i++) | |
288 | data[i] = inl(adapter->io + AVM_ISACSX_DATA); | |
475be4d8 | 289 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
290 | } |
291 | ||
475be4d8 | 292 | static void fcpci2_write_isac_fifo(struct isac *isac, unsigned char *data, |
1da177e4 LT |
293 | int size) |
294 | { | |
295 | struct fritz_adapter *adapter = isac->priv; | |
296 | int i; | |
297 | unsigned long flags; | |
298 | ||
299 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
300 | outl(0, adapter->io + AVM_ISACSX_INDEX); | |
301 | for (i = 0; i < size; i++) | |
302 | outl(data[i], adapter->io + AVM_ISACSX_DATA); | |
475be4d8 | 303 | spin_unlock_irqrestore(&adapter->hw_lock, flags); |
1da177e4 LT |
304 | } |
305 | ||
306 | static u32 fcpci2_read_hdlc_status(struct fritz_adapter *adapter, int nr) | |
307 | { | |
308 | int offset = nr ? AVM_HDLC_STATUS_2 : AVM_HDLC_STATUS_1; | |
309 | ||
310 | return inl(adapter->io + offset); | |
311 | } | |
312 | ||
313 | static void fcpci2_write_ctrl(struct fritz_bcs *bcs, int which) | |
314 | { | |
315 | struct fritz_adapter *adapter = bcs->adapter; | |
316 | int offset = bcs->channel ? AVM_HDLC_STATUS_2 : AVM_HDLC_STATUS_1; | |
317 | ||
318 | DBG(0x40, "hdlc %c wr%x ctrl %x", | |
319 | 'A' + bcs->channel, which, bcs->ctrl.ctrl); | |
320 | ||
321 | outl(bcs->ctrl.ctrl, adapter->io + offset); | |
322 | } | |
323 | ||
324 | // ---------------------------------------------------------------------- | |
325 | // Fritz!PnP (ISAC access as for Fritz!PCI) | |
326 | ||
327 | static u32 fcpnp_read_hdlc_status(struct fritz_adapter *adapter, int nr) | |
328 | { | |
329 | unsigned char idx = nr ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; | |
330 | u32 val; | |
331 | unsigned long flags; | |
332 | ||
333 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
334 | outb(idx, adapter->io + AVM_INDEX); | |
335 | val = inb(adapter->io + AVM_DATA + HDLC_STATUS); | |
336 | if (val & HDLC_INT_RPR) | |
337 | val |= inb(adapter->io + AVM_DATA + HDLC_STATUS + 1) << 8; | |
338 | spin_unlock_irqrestore(&adapter->hw_lock, flags); | |
339 | return val; | |
340 | } | |
341 | ||
342 | static void __fcpnp_write_ctrl(struct fritz_bcs *bcs, int which) | |
343 | { | |
344 | struct fritz_adapter *adapter = bcs->adapter; | |
345 | unsigned char idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; | |
346 | ||
347 | DBG(0x40, "hdlc %c wr%x ctrl %x", | |
348 | 'A' + bcs->channel, which, bcs->ctrl.ctrl); | |
349 | ||
350 | outb(idx, adapter->io + AVM_INDEX); | |
351 | if (which & 4) | |
475be4d8 | 352 | outb(bcs->ctrl.sr.mode, |
1da177e4 LT |
353 | adapter->io + AVM_DATA + HDLC_STATUS + 2); |
354 | if (which & 2) | |
475be4d8 | 355 | outb(bcs->ctrl.sr.xml, |
1da177e4 LT |
356 | adapter->io + AVM_DATA + HDLC_STATUS + 1); |
357 | if (which & 1) | |
358 | outb(bcs->ctrl.sr.cmd, | |
359 | adapter->io + AVM_DATA + HDLC_STATUS + 0); | |
360 | } | |
361 | ||
362 | static void fcpnp_write_ctrl(struct fritz_bcs *bcs, int which) | |
363 | { | |
364 | struct fritz_adapter *adapter = bcs->adapter; | |
365 | unsigned long flags; | |
366 | ||
367 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
368 | __fcpnp_write_ctrl(bcs, which); | |
369 | spin_unlock_irqrestore(&adapter->hw_lock, flags); | |
370 | } | |
371 | ||
372 | // ---------------------------------------------------------------------- | |
373 | ||
374 | static inline void B_L1L2(struct fritz_bcs *bcs, int pr, void *arg) | |
375 | { | |
376 | struct hisax_if *ifc = (struct hisax_if *) &bcs->b_if; | |
377 | ||
378 | DBG(2, "pr %#x", pr); | |
379 | ifc->l1l2(ifc, pr, arg); | |
380 | } | |
381 | ||
382 | static void hdlc_fill_fifo(struct fritz_bcs *bcs) | |
383 | { | |
384 | struct fritz_adapter *adapter = bcs->adapter; | |
385 | struct sk_buff *skb = bcs->tx_skb; | |
386 | int count; | |
387 | unsigned long flags; | |
388 | unsigned char *p; | |
389 | ||
390 | DBG(0x40, "hdlc_fill_fifo"); | |
391 | ||
6dd44a74 | 392 | BUG_ON(skb->len == 0); |
1da177e4 LT |
393 | |
394 | bcs->ctrl.sr.cmd &= ~HDLC_CMD_XME; | |
395 | if (bcs->tx_skb->len > bcs->fifo_size) { | |
396 | count = bcs->fifo_size; | |
397 | } else { | |
398 | count = bcs->tx_skb->len; | |
399 | if (bcs->mode != L1_MODE_TRANS) | |
400 | bcs->ctrl.sr.cmd |= HDLC_CMD_XME; | |
401 | } | |
402 | DBG(0x40, "hdlc_fill_fifo %d/%d", count, bcs->tx_skb->len); | |
403 | p = bcs->tx_skb->data; | |
404 | skb_pull(bcs->tx_skb, count); | |
405 | bcs->tx_cnt += count; | |
406 | bcs->ctrl.sr.xml = ((count == bcs->fifo_size) ? 0 : count); | |
407 | ||
408 | switch (adapter->type) { | |
409 | case AVM_FRITZ_PCI: | |
410 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
411 | // sets the correct AVM_INDEX, too | |
412 | __fcpci_write_ctrl(bcs, 3); | |
413 | outsl(adapter->io + AVM_DATA + HDLC_FIFO, | |
414 | p, (count + 3) / 4); | |
415 | spin_unlock_irqrestore(&adapter->hw_lock, flags); | |
416 | break; | |
417 | case AVM_FRITZ_PCIV2: | |
418 | fcpci2_write_ctrl(bcs, 3); | |
475be4d8 | 419 | outsl(adapter->io + |
1da177e4 LT |
420 | (bcs->channel ? AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1), |
421 | p, (count + 3) / 4); | |
422 | break; | |
423 | case AVM_FRITZ_PNP: | |
424 | spin_lock_irqsave(&adapter->hw_lock, flags); | |
425 | // sets the correct AVM_INDEX, too | |
426 | __fcpnp_write_ctrl(bcs, 3); | |
427 | outsb(adapter->io + AVM_DATA, p, count); | |
428 | spin_unlock_irqrestore(&adapter->hw_lock, flags); | |
429 | break; | |
430 | } | |
431 | } | |
432 | ||
433 | static inline void hdlc_empty_fifo(struct fritz_bcs *bcs, int count) | |
434 | { | |
435 | struct fritz_adapter *adapter = bcs->adapter; | |
436 | unsigned char *p; | |
437 | unsigned char idx = bcs->channel ? AVM_IDX_HDLC_2 : AVM_IDX_HDLC_1; | |
438 | ||
439 | DBG(0x10, "hdlc_empty_fifo %d", count); | |
440 | if (bcs->rcvidx + count > HSCX_BUFMAX) { | |
441 | DBG(0x10, "hdlc_empty_fifo: incoming packet too large"); | |
442 | return; | |
443 | } | |
444 | p = bcs->rcvbuf + bcs->rcvidx; | |
445 | bcs->rcvidx += count; | |
446 | switch (adapter->type) { | |
447 | case AVM_FRITZ_PCI: | |
448 | spin_lock(&adapter->hw_lock); | |
449 | outl(idx, adapter->io + AVM_INDEX); | |
475be4d8 | 450 | insl(adapter->io + AVM_DATA + HDLC_FIFO, |
1da177e4 LT |
451 | p, (count + 3) / 4); |
452 | spin_unlock(&adapter->hw_lock); | |
453 | break; | |
454 | case AVM_FRITZ_PCIV2: | |
475be4d8 | 455 | insl(adapter->io + |
1da177e4 LT |
456 | (bcs->channel ? AVM_HDLC_FIFO_2 : AVM_HDLC_FIFO_1), |
457 | p, (count + 3) / 4); | |
458 | break; | |
459 | case AVM_FRITZ_PNP: | |
460 | spin_lock(&adapter->hw_lock); | |
461 | outb(idx, adapter->io + AVM_INDEX); | |
462 | insb(adapter->io + AVM_DATA, p, count); | |
463 | spin_unlock(&adapter->hw_lock); | |
464 | break; | |
465 | } | |
466 | } | |
467 | ||
468 | static inline void hdlc_rpr_irq(struct fritz_bcs *bcs, u32 stat) | |
469 | { | |
470 | struct fritz_adapter *adapter = bcs->adapter; | |
471 | struct sk_buff *skb; | |
472 | int len; | |
473 | ||
474 | if (stat & HDLC_STAT_RDO) { | |
475 | DBG(0x10, "RDO"); | |
476 | bcs->ctrl.sr.xml = 0; | |
477 | bcs->ctrl.sr.cmd |= HDLC_CMD_RRS; | |
478 | adapter->write_ctrl(bcs, 1); | |
479 | bcs->ctrl.sr.cmd &= ~HDLC_CMD_RRS; | |
480 | adapter->write_ctrl(bcs, 1); | |
481 | bcs->rcvidx = 0; | |
482 | return; | |
483 | } | |
484 | ||
485 | len = (stat & HDLC_STAT_RML_MASK) >> 8; | |
486 | if (len == 0) | |
487 | len = bcs->fifo_size; | |
488 | ||
489 | hdlc_empty_fifo(bcs, len); | |
490 | ||
491 | if ((stat & HDLC_STAT_RME) || (bcs->mode == L1_MODE_TRANS)) { | |
475be4d8 | 492 | if (((stat & HDLC_STAT_CRCVFRRAB) == HDLC_STAT_CRCVFR) || |
1da177e4 LT |
493 | (bcs->mode == L1_MODE_TRANS)) { |
494 | skb = dev_alloc_skb(bcs->rcvidx); | |
495 | if (!skb) { | |
496 | printk(KERN_WARNING "HDLC: receive out of memory\n"); | |
497 | } else { | |
498 | memcpy(skb_put(skb, bcs->rcvidx), bcs->rcvbuf, | |
499 | bcs->rcvidx); | |
500 | DBG_SKB(1, skb); | |
501 | B_L1L2(bcs, PH_DATA | INDICATION, skb); | |
502 | } | |
503 | bcs->rcvidx = 0; | |
504 | } else { | |
505 | DBG(0x10, "ch%d invalid frame %#x", | |
506 | bcs->channel, stat); | |
507 | bcs->rcvidx = 0; | |
508 | } | |
509 | } | |
510 | } | |
511 | ||
512 | static inline void hdlc_xdu_irq(struct fritz_bcs *bcs) | |
513 | { | |
514 | struct fritz_adapter *adapter = bcs->adapter; | |
475be4d8 | 515 | |
1da177e4 LT |
516 | |
517 | /* Here we lost an TX interrupt, so | |
518 | * restart transmitting the whole frame. | |
519 | */ | |
520 | bcs->ctrl.sr.xml = 0; | |
521 | bcs->ctrl.sr.cmd |= HDLC_CMD_XRS; | |
522 | adapter->write_ctrl(bcs, 1); | |
523 | bcs->ctrl.sr.cmd &= ~HDLC_CMD_XRS; | |
524 | ||
525 | if (!bcs->tx_skb) { | |
526 | DBG(0x10, "XDU without skb"); | |
527 | adapter->write_ctrl(bcs, 1); | |
528 | return; | |
529 | } | |
530 | /* only hdlc restarts the frame, transparent mode must continue */ | |
531 | if (bcs->mode == L1_MODE_HDLC) { | |
532 | skb_push(bcs->tx_skb, bcs->tx_cnt); | |
533 | bcs->tx_cnt = 0; | |
534 | } | |
535 | } | |
536 | ||
537 | static inline void hdlc_xpr_irq(struct fritz_bcs *bcs) | |
538 | { | |
539 | struct sk_buff *skb; | |
540 | ||
541 | skb = bcs->tx_skb; | |
542 | if (!skb) | |
543 | return; | |
544 | ||
545 | if (skb->len) { | |
546 | hdlc_fill_fifo(bcs); | |
547 | return; | |
548 | } | |
549 | bcs->tx_cnt = 0; | |
550 | bcs->tx_skb = NULL; | |
17a4506d | 551 | B_L1L2(bcs, PH_DATA | CONFIRM, (void *)(unsigned long)skb->truesize); |
1da177e4 LT |
552 | dev_kfree_skb_irq(skb); |
553 | } | |
554 | ||
555 | static void hdlc_irq_one(struct fritz_bcs *bcs, u32 stat) | |
556 | { | |
557 | DBG(0x10, "ch%d stat %#x", bcs->channel, stat); | |
558 | if (stat & HDLC_INT_RPR) { | |
559 | DBG(0x10, "RPR"); | |
560 | hdlc_rpr_irq(bcs, stat); | |
561 | } | |
562 | if (stat & HDLC_INT_XDU) { | |
563 | DBG(0x10, "XDU"); | |
564 | hdlc_xdu_irq(bcs); | |
565 | hdlc_xpr_irq(bcs); | |
566 | return; | |
567 | } | |
568 | if (stat & HDLC_INT_XPR) { | |
569 | DBG(0x10, "XPR"); | |
570 | hdlc_xpr_irq(bcs); | |
571 | } | |
572 | } | |
573 | ||
574 | static inline void hdlc_irq(struct fritz_adapter *adapter) | |
575 | { | |
576 | int nr; | |
577 | u32 stat; | |
578 | ||
579 | for (nr = 0; nr < 2; nr++) { | |
580 | stat = adapter->read_hdlc_status(adapter, nr); | |
581 | DBG(0x10, "HDLC %c stat %#x", 'A' + nr, stat); | |
582 | if (stat & HDLC_INT_MASK) | |
583 | hdlc_irq_one(&adapter->bcs[nr], stat); | |
584 | } | |
585 | } | |
586 | ||
587 | static void modehdlc(struct fritz_bcs *bcs, int mode) | |
588 | { | |
589 | struct fritz_adapter *adapter = bcs->adapter; | |
475be4d8 | 590 | |
1da177e4 LT |
591 | DBG(0x40, "hdlc %c mode %d --> %d", |
592 | 'A' + bcs->channel, bcs->mode, mode); | |
593 | ||
594 | if (bcs->mode == mode) | |
595 | return; | |
596 | ||
597 | bcs->fifo_size = 32; | |
598 | bcs->ctrl.ctrl = 0; | |
599 | bcs->ctrl.sr.cmd = HDLC_CMD_XRS | HDLC_CMD_RRS; | |
600 | switch (mode) { | |
601 | case L1_MODE_NULL: | |
602 | bcs->ctrl.sr.mode = HDLC_MODE_TRANS; | |
603 | adapter->write_ctrl(bcs, 5); | |
604 | break; | |
605 | case L1_MODE_TRANS: | |
606 | case L1_MODE_HDLC: | |
607 | bcs->rcvidx = 0; | |
608 | bcs->tx_cnt = 0; | |
609 | bcs->tx_skb = NULL; | |
610 | if (mode == L1_MODE_TRANS) { | |
611 | bcs->ctrl.sr.mode = HDLC_MODE_TRANS; | |
612 | } else { | |
613 | bcs->ctrl.sr.mode = HDLC_MODE_ITF_FLG; | |
614 | } | |
615 | adapter->write_ctrl(bcs, 5); | |
616 | bcs->ctrl.sr.cmd = HDLC_CMD_XRS; | |
617 | adapter->write_ctrl(bcs, 1); | |
618 | bcs->ctrl.sr.cmd = 0; | |
619 | break; | |
620 | } | |
621 | bcs->mode = mode; | |
622 | } | |
623 | ||
624 | static void fritz_b_l2l1(struct hisax_if *ifc, int pr, void *arg) | |
625 | { | |
626 | struct fritz_bcs *bcs = ifc->priv; | |
627 | struct sk_buff *skb = arg; | |
628 | int mode; | |
629 | ||
630 | DBG(0x10, "pr %#x", pr); | |
631 | ||
632 | switch (pr) { | |
633 | case PH_DATA | REQUEST: | |
6dd44a74 | 634 | BUG_ON(bcs->tx_skb); |
1da177e4 LT |
635 | bcs->tx_skb = skb; |
636 | DBG_SKB(1, skb); | |
637 | hdlc_fill_fifo(bcs); | |
638 | break; | |
639 | case PH_ACTIVATE | REQUEST: | |
17a4506d | 640 | mode = (long) arg; |
475be4d8 | 641 | DBG(4, "B%d,PH_ACTIVATE_REQUEST %d", bcs->channel + 1, mode); |
1da177e4 LT |
642 | modehdlc(bcs, mode); |
643 | B_L1L2(bcs, PH_ACTIVATE | INDICATION, NULL); | |
644 | break; | |
645 | case PH_DEACTIVATE | REQUEST: | |
475be4d8 | 646 | DBG(4, "B%d,PH_DEACTIVATE_REQUEST", bcs->channel + 1); |
1da177e4 LT |
647 | modehdlc(bcs, L1_MODE_NULL); |
648 | B_L1L2(bcs, PH_DEACTIVATE | INDICATION, NULL); | |
649 | break; | |
650 | } | |
651 | } | |
652 | ||
653 | // ---------------------------------------------------------------------- | |
654 | ||
655 | static irqreturn_t | |
7d12e780 | 656 | fcpci2_irq(int intno, void *dev) |
1da177e4 LT |
657 | { |
658 | struct fritz_adapter *adapter = dev; | |
659 | unsigned char val; | |
660 | ||
661 | val = inb(adapter->io + AVM_STATUS0); | |
662 | if (!(val & AVM_STATUS0_IRQ_MASK)) | |
663 | /* hopefully a shared IRQ reqest */ | |
664 | return IRQ_NONE; | |
665 | DBG(2, "STATUS0 %#x", val); | |
666 | if (val & AVM_STATUS0_IRQ_ISAC) | |
667 | isacsx_irq(&adapter->isac); | |
668 | if (val & AVM_STATUS0_IRQ_HDLC) | |
669 | hdlc_irq(adapter); | |
670 | if (val & AVM_STATUS0_IRQ_ISAC) | |
671 | isacsx_irq(&adapter->isac); | |
672 | return IRQ_HANDLED; | |
673 | } | |
674 | ||
675 | static irqreturn_t | |
7d12e780 | 676 | fcpci_irq(int intno, void *dev) |
1da177e4 LT |
677 | { |
678 | struct fritz_adapter *adapter = dev; | |
679 | unsigned char sval; | |
680 | ||
681 | sval = inb(adapter->io + 2); | |
682 | if ((sval & AVM_STATUS0_IRQ_MASK) == AVM_STATUS0_IRQ_MASK) | |
683 | /* possibly a shared IRQ reqest */ | |
684 | return IRQ_NONE; | |
685 | DBG(2, "sval %#x", sval); | |
686 | if (!(sval & AVM_STATUS0_IRQ_ISAC)) | |
687 | isac_irq(&adapter->isac); | |
688 | ||
689 | if (!(sval & AVM_STATUS0_IRQ_HDLC)) | |
690 | hdlc_irq(adapter); | |
691 | return IRQ_HANDLED; | |
692 | } | |
693 | ||
694 | // ---------------------------------------------------------------------- | |
695 | ||
696 | static inline void fcpci2_init(struct fritz_adapter *adapter) | |
697 | { | |
698 | outb(AVM_STATUS0_RES_TIMER, adapter->io + AVM_STATUS0); | |
699 | outb(AVM_STATUS0_ENA_IRQ, adapter->io + AVM_STATUS0); | |
700 | ||
701 | } | |
702 | ||
703 | static inline void fcpci_init(struct fritz_adapter *adapter) | |
704 | { | |
475be4d8 | 705 | outb(AVM_STATUS0_DIS_TIMER | AVM_STATUS0_RES_TIMER | |
1da177e4 LT |
706 | AVM_STATUS0_ENA_IRQ, adapter->io + AVM_STATUS0); |
707 | ||
475be4d8 | 708 | outb(AVM_STATUS1_ENA_IOM | adapter->irq, |
1da177e4 LT |
709 | adapter->io + AVM_STATUS1); |
710 | mdelay(10); | |
711 | } | |
712 | ||
713 | // ---------------------------------------------------------------------- | |
714 | ||
715 | static int __devinit fcpcipnp_setup(struct fritz_adapter *adapter) | |
716 | { | |
717 | u32 val = 0; | |
718 | int retval; | |
719 | ||
475be4d8 | 720 | DBG(1, ""); |
1da177e4 LT |
721 | |
722 | isac_init(&adapter->isac); // FIXME is this okay now | |
723 | ||
724 | retval = -EBUSY; | |
725 | if (!request_region(adapter->io, 32, "fcpcipnp")) | |
726 | goto err; | |
727 | ||
1da177e4 LT |
728 | switch (adapter->type) { |
729 | case AVM_FRITZ_PCIV2: | |
730 | case AVM_FRITZ_PCI: | |
731 | val = inl(adapter->io); | |
732 | break; | |
733 | case AVM_FRITZ_PNP: | |
734 | val = inb(adapter->io); | |
735 | val |= inb(adapter->io + 1) << 8; | |
736 | break; | |
737 | } | |
738 | ||
739 | DBG(1, "stat %#x Class %X Rev %d", | |
475be4d8 | 740 | val, val & 0xff, (val >> 8) & 0xff); |
1da177e4 LT |
741 | |
742 | spin_lock_init(&adapter->hw_lock); | |
743 | adapter->isac.priv = adapter; | |
744 | switch (adapter->type) { | |
745 | case AVM_FRITZ_PCIV2: | |
746 | adapter->isac.read_isac = &fcpci2_read_isac; | |
747 | adapter->isac.write_isac = &fcpci2_write_isac; | |
748 | adapter->isac.read_isac_fifo = &fcpci2_read_isac_fifo; | |
749 | adapter->isac.write_isac_fifo = &fcpci2_write_isac_fifo; | |
750 | ||
751 | adapter->read_hdlc_status = &fcpci2_read_hdlc_status; | |
752 | adapter->write_ctrl = &fcpci2_write_ctrl; | |
753 | break; | |
754 | case AVM_FRITZ_PCI: | |
755 | adapter->isac.read_isac = &fcpci_read_isac; | |
756 | adapter->isac.write_isac = &fcpci_write_isac; | |
757 | adapter->isac.read_isac_fifo = &fcpci_read_isac_fifo; | |
758 | adapter->isac.write_isac_fifo = &fcpci_write_isac_fifo; | |
759 | ||
760 | adapter->read_hdlc_status = &fcpci_read_hdlc_status; | |
761 | adapter->write_ctrl = &fcpci_write_ctrl; | |
762 | break; | |
763 | case AVM_FRITZ_PNP: | |
764 | adapter->isac.read_isac = &fcpci_read_isac; | |
765 | adapter->isac.write_isac = &fcpci_write_isac; | |
766 | adapter->isac.read_isac_fifo = &fcpci_read_isac_fifo; | |
767 | adapter->isac.write_isac_fifo = &fcpci_write_isac_fifo; | |
768 | ||
769 | adapter->read_hdlc_status = &fcpnp_read_hdlc_status; | |
770 | adapter->write_ctrl = &fcpnp_write_ctrl; | |
771 | break; | |
772 | } | |
773 | ||
774 | // Reset | |
775 | outb(0, adapter->io + AVM_STATUS0); | |
776 | mdelay(10); | |
777 | outb(AVM_STATUS0_RESET, adapter->io + AVM_STATUS0); | |
778 | mdelay(10); | |
779 | outb(0, adapter->io + AVM_STATUS0); | |
780 | mdelay(10); | |
781 | ||
7eb701dc KM |
782 | switch (adapter->type) { |
783 | case AVM_FRITZ_PCIV2: | |
784 | retval = request_irq(adapter->irq, fcpci2_irq, IRQF_SHARED, | |
785 | "fcpcipnp", adapter); | |
786 | break; | |
787 | case AVM_FRITZ_PCI: | |
788 | retval = request_irq(adapter->irq, fcpci_irq, IRQF_SHARED, | |
789 | "fcpcipnp", adapter); | |
790 | break; | |
791 | case AVM_FRITZ_PNP: | |
792 | retval = request_irq(adapter->irq, fcpci_irq, 0, | |
793 | "fcpcipnp", adapter); | |
794 | break; | |
795 | } | |
796 | if (retval) | |
797 | goto err_region; | |
798 | ||
1da177e4 LT |
799 | switch (adapter->type) { |
800 | case AVM_FRITZ_PCIV2: | |
801 | fcpci2_init(adapter); | |
802 | isacsx_setup(&adapter->isac); | |
803 | break; | |
804 | case AVM_FRITZ_PCI: | |
805 | case AVM_FRITZ_PNP: | |
806 | fcpci_init(adapter); | |
807 | isac_setup(&adapter->isac); | |
808 | break; | |
809 | } | |
810 | val = adapter->read_hdlc_status(adapter, 0); | |
811 | DBG(0x20, "HDLC A STA %x", val); | |
812 | val = adapter->read_hdlc_status(adapter, 1); | |
813 | DBG(0x20, "HDLC B STA %x", val); | |
814 | ||
815 | adapter->bcs[0].mode = -1; | |
816 | adapter->bcs[1].mode = -1; | |
817 | modehdlc(&adapter->bcs[0], L1_MODE_NULL); | |
818 | modehdlc(&adapter->bcs[1], L1_MODE_NULL); | |
819 | ||
820 | return 0; | |
821 | ||
475be4d8 | 822 | err_region: |
1da177e4 | 823 | release_region(adapter->io, 32); |
475be4d8 | 824 | err: |
1da177e4 LT |
825 | return retval; |
826 | } | |
827 | ||
828 | static void __devexit fcpcipnp_release(struct fritz_adapter *adapter) | |
829 | { | |
475be4d8 | 830 | DBG(1, ""); |
1da177e4 LT |
831 | |
832 | outb(0, adapter->io + AVM_STATUS0); | |
833 | free_irq(adapter->irq, adapter); | |
834 | release_region(adapter->io, 32); | |
835 | } | |
836 | ||
837 | // ---------------------------------------------------------------------- | |
838 | ||
475be4d8 | 839 | static struct fritz_adapter * __devinit |
1da177e4 LT |
840 | new_adapter(void) |
841 | { | |
842 | struct fritz_adapter *adapter; | |
843 | struct hisax_b_if *b_if[2]; | |
844 | int i; | |
845 | ||
41f96935 | 846 | adapter = kzalloc(sizeof(struct fritz_adapter), GFP_KERNEL); |
1da177e4 LT |
847 | if (!adapter) |
848 | return NULL; | |
849 | ||
1da177e4 LT |
850 | adapter->isac.hisax_d_if.owner = THIS_MODULE; |
851 | adapter->isac.hisax_d_if.ifc.priv = &adapter->isac; | |
852 | adapter->isac.hisax_d_if.ifc.l2l1 = isac_d_l2l1; | |
475be4d8 | 853 | |
1da177e4 LT |
854 | for (i = 0; i < 2; i++) { |
855 | adapter->bcs[i].adapter = adapter; | |
856 | adapter->bcs[i].channel = i; | |
857 | adapter->bcs[i].b_if.ifc.priv = &adapter->bcs[i]; | |
858 | adapter->bcs[i].b_if.ifc.l2l1 = fritz_b_l2l1; | |
859 | } | |
860 | ||
861 | for (i = 0; i < 2; i++) | |
862 | b_if[i] = &adapter->bcs[i].b_if; | |
863 | ||
ae2d990e | 864 | if (hisax_register(&adapter->isac.hisax_d_if, b_if, "fcpcipnp", |
475be4d8 | 865 | protocol) != 0) { |
ae2d990e AS |
866 | kfree(adapter); |
867 | adapter = NULL; | |
868 | } | |
1da177e4 LT |
869 | |
870 | return adapter; | |
871 | } | |
872 | ||
873 | static void delete_adapter(struct fritz_adapter *adapter) | |
874 | { | |
875 | hisax_unregister(&adapter->isac.hisax_d_if); | |
876 | kfree(adapter); | |
877 | } | |
878 | ||
879 | static int __devinit fcpci_probe(struct pci_dev *pdev, | |
880 | const struct pci_device_id *ent) | |
881 | { | |
882 | struct fritz_adapter *adapter; | |
883 | int retval; | |
884 | ||
885 | retval = -ENOMEM; | |
886 | adapter = new_adapter(); | |
887 | if (!adapter) | |
888 | goto err; | |
889 | ||
890 | pci_set_drvdata(pdev, adapter); | |
891 | ||
475be4d8 | 892 | if (pdev->device == PCI_DEVICE_ID_AVM_A1_V2) |
1da177e4 LT |
893 | adapter->type = AVM_FRITZ_PCIV2; |
894 | else | |
895 | adapter->type = AVM_FRITZ_PCI; | |
896 | ||
897 | retval = pci_enable_device(pdev); | |
898 | if (retval) | |
899 | goto err_free; | |
900 | ||
901 | adapter->io = pci_resource_start(pdev, 1); | |
902 | adapter->irq = pdev->irq; | |
903 | ||
904 | printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at %s\n", | |
905 | (char *) ent->driver_data, pci_name(pdev)); | |
906 | ||
907 | retval = fcpcipnp_setup(adapter); | |
908 | if (retval) | |
909 | goto err_free; | |
910 | ||
911 | return 0; | |
475be4d8 JP |
912 | |
913 | err_free: | |
1da177e4 | 914 | delete_adapter(adapter); |
475be4d8 | 915 | err: |
1da177e4 LT |
916 | return retval; |
917 | } | |
918 | ||
30d55e71 | 919 | #ifdef CONFIG_PNP |
1da177e4 LT |
920 | static int __devinit fcpnp_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id) |
921 | { | |
922 | struct fritz_adapter *adapter; | |
923 | int retval; | |
924 | ||
925 | if (!pdev) | |
475be4d8 | 926 | return (-ENODEV); |
1da177e4 LT |
927 | |
928 | retval = -ENOMEM; | |
929 | adapter = new_adapter(); | |
930 | if (!adapter) | |
931 | goto err; | |
932 | ||
933 | pnp_set_drvdata(pdev, adapter); | |
934 | ||
935 | adapter->type = AVM_FRITZ_PNP; | |
936 | ||
937 | pnp_disable_dev(pdev); | |
938 | retval = pnp_activate_dev(pdev); | |
939 | if (retval < 0) { | |
156f1ed6 | 940 | printk(KERN_WARNING "%s: pnp_activate_dev(%s) ret(%d)\n", __func__, |
475be4d8 | 941 | (char *)dev_id->driver_data, retval); |
1da177e4 LT |
942 | goto err_free; |
943 | } | |
944 | adapter->io = pnp_port_start(pdev, 0); | |
945 | adapter->irq = pnp_irq(pdev, 0); | |
946 | ||
947 | printk(KERN_INFO "hisax_fcpcipnp: found adapter %s at IO %#x irq %d\n", | |
948 | (char *) dev_id->driver_data, adapter->io, adapter->irq); | |
949 | ||
950 | retval = fcpcipnp_setup(adapter); | |
951 | if (retval) | |
952 | goto err_free; | |
953 | ||
954 | return 0; | |
475be4d8 JP |
955 | |
956 | err_free: | |
1da177e4 | 957 | delete_adapter(adapter); |
475be4d8 | 958 | err: |
1da177e4 LT |
959 | return retval; |
960 | } | |
961 | ||
962 | static void __devexit fcpnp_remove(struct pnp_dev *pdev) | |
963 | { | |
964 | struct fritz_adapter *adapter = pnp_get_drvdata(pdev); | |
965 | ||
966 | if (adapter) { | |
967 | fcpcipnp_release(adapter); | |
968 | delete_adapter(adapter); | |
969 | } | |
970 | pnp_disable_dev(pdev); | |
971 | } | |
972 | ||
973 | static struct pnp_driver fcpnp_driver = { | |
974 | .name = "fcpnp", | |
975 | .probe = fcpnp_probe, | |
976 | .remove = __devexit_p(fcpnp_remove), | |
977 | .id_table = fcpnp_ids, | |
978 | }; | |
979 | #endif | |
980 | ||
981 | static void __devexit fcpci_remove(struct pci_dev *pdev) | |
982 | { | |
983 | struct fritz_adapter *adapter = pci_get_drvdata(pdev); | |
984 | ||
985 | fcpcipnp_release(adapter); | |
986 | pci_disable_device(pdev); | |
987 | delete_adapter(adapter); | |
988 | } | |
989 | ||
990 | static struct pci_driver fcpci_driver = { | |
991 | .name = "fcpci", | |
992 | .probe = fcpci_probe, | |
993 | .remove = __devexit_p(fcpci_remove), | |
994 | .id_table = fcpci_ids, | |
995 | }; | |
996 | ||
997 | static int __init hisax_fcpcipnp_init(void) | |
998 | { | |
999 | int retval; | |
1000 | ||
1001 | printk(KERN_INFO "hisax_fcpcipnp: Fritz!Card PCI/PCIv2/PnP ISDN driver v0.0.1\n"); | |
1002 | ||
1003 | retval = pci_register_driver(&fcpci_driver); | |
1004 | if (retval) | |
17a4506d | 1005 | return retval; |
30d55e71 | 1006 | #ifdef CONFIG_PNP |
1da177e4 | 1007 | retval = pnp_register_driver(&fcpnp_driver); |
17a4506d AC |
1008 | if (retval < 0) { |
1009 | pci_unregister_driver(&fcpci_driver); | |
1010 | return retval; | |
1011 | } | |
1da177e4 LT |
1012 | #endif |
1013 | return 0; | |
1da177e4 LT |
1014 | } |
1015 | ||
1016 | static void __exit hisax_fcpcipnp_exit(void) | |
1017 | { | |
30d55e71 | 1018 | #ifdef CONFIG_PNP |
1da177e4 LT |
1019 | pnp_unregister_driver(&fcpnp_driver); |
1020 | #endif | |
1021 | pci_unregister_driver(&fcpci_driver); | |
1022 | } | |
1023 | ||
1024 | module_init(hisax_fcpcipnp_init); | |
1025 | module_exit(hisax_fcpcipnp_exit); |