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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Bus & driver management routines for devices within | |
3 | * a MacIO ASIC. Interface to new driver model mostly | |
4 | * stolen from the PCI version. | |
5 | * | |
6 | * TODO: | |
7 | * | |
8 | * - Don't probe below media bay by default, but instead provide | |
9 | * some hooks for media bay to dynamically add/remove it's own | |
10 | * sub-devices. | |
11 | */ | |
12 | ||
13 | #include <linux/config.h> | |
14 | #include <linux/string.h> | |
15 | #include <linux/kernel.h> | |
16 | #include <linux/pci.h> | |
17 | #include <linux/pci_ids.h> | |
18 | #include <linux/init.h> | |
19 | #include <linux/module.h> | |
20 | #include <asm/machdep.h> | |
21 | #include <asm/macio.h> | |
22 | #include <asm/pmac_feature.h> | |
23 | #include <asm/prom.h> | |
24 | #include <asm/pci-bridge.h> | |
25 | ||
26 | #undef DEBUG | |
27 | ||
28 | #define MAX_NODE_NAME_SIZE (BUS_ID_SIZE - 12) | |
29 | ||
30 | static struct macio_chip *macio_on_hold; | |
31 | ||
32 | static int macio_bus_match(struct device *dev, struct device_driver *drv) | |
33 | { | |
34 | struct macio_dev * macio_dev = to_macio_device(dev); | |
35 | struct macio_driver * macio_drv = to_macio_driver(drv); | |
36 | const struct of_match * matches = macio_drv->match_table; | |
37 | ||
38 | if (!matches) | |
39 | return 0; | |
40 | ||
41 | return of_match_device(matches, &macio_dev->ofdev) != NULL; | |
42 | } | |
43 | ||
44 | struct macio_dev *macio_dev_get(struct macio_dev *dev) | |
45 | { | |
46 | struct device *tmp; | |
47 | ||
48 | if (!dev) | |
49 | return NULL; | |
50 | tmp = get_device(&dev->ofdev.dev); | |
51 | if (tmp) | |
52 | return to_macio_device(tmp); | |
53 | else | |
54 | return NULL; | |
55 | } | |
56 | ||
57 | void macio_dev_put(struct macio_dev *dev) | |
58 | { | |
59 | if (dev) | |
60 | put_device(&dev->ofdev.dev); | |
61 | } | |
62 | ||
63 | ||
64 | static int macio_device_probe(struct device *dev) | |
65 | { | |
66 | int error = -ENODEV; | |
67 | struct macio_driver *drv; | |
68 | struct macio_dev *macio_dev; | |
69 | const struct of_match *match; | |
70 | ||
71 | drv = to_macio_driver(dev->driver); | |
72 | macio_dev = to_macio_device(dev); | |
73 | ||
74 | if (!drv->probe) | |
75 | return error; | |
76 | ||
77 | macio_dev_get(macio_dev); | |
78 | ||
79 | match = of_match_device(drv->match_table, &macio_dev->ofdev); | |
80 | if (match) | |
81 | error = drv->probe(macio_dev, match); | |
82 | if (error) | |
83 | macio_dev_put(macio_dev); | |
84 | ||
85 | return error; | |
86 | } | |
87 | ||
88 | static int macio_device_remove(struct device *dev) | |
89 | { | |
90 | struct macio_dev * macio_dev = to_macio_device(dev); | |
91 | struct macio_driver * drv = to_macio_driver(dev->driver); | |
92 | ||
93 | if (dev->driver && drv->remove) | |
94 | drv->remove(macio_dev); | |
95 | macio_dev_put(macio_dev); | |
96 | ||
97 | return 0; | |
98 | } | |
99 | ||
100 | static void macio_device_shutdown(struct device *dev) | |
101 | { | |
102 | struct macio_dev * macio_dev = to_macio_device(dev); | |
103 | struct macio_driver * drv = to_macio_driver(dev->driver); | |
104 | ||
105 | if (dev->driver && drv->shutdown) | |
106 | drv->shutdown(macio_dev); | |
107 | } | |
108 | ||
109 | static int macio_device_suspend(struct device *dev, u32 state) | |
110 | { | |
111 | struct macio_dev * macio_dev = to_macio_device(dev); | |
112 | struct macio_driver * drv = to_macio_driver(dev->driver); | |
113 | ||
114 | if (dev->driver && drv->suspend) | |
115 | return drv->suspend(macio_dev, state); | |
116 | return 0; | |
117 | } | |
118 | ||
119 | static int macio_device_resume(struct device * dev) | |
120 | { | |
121 | struct macio_dev * macio_dev = to_macio_device(dev); | |
122 | struct macio_driver * drv = to_macio_driver(dev->driver); | |
123 | ||
124 | if (dev->driver && drv->resume) | |
125 | return drv->resume(macio_dev); | |
126 | return 0; | |
127 | } | |
128 | ||
129 | struct bus_type macio_bus_type = { | |
130 | .name = "macio", | |
131 | .match = macio_bus_match, | |
132 | .suspend = macio_device_suspend, | |
133 | .resume = macio_device_resume, | |
134 | }; | |
135 | ||
136 | static int __init macio_bus_driver_init(void) | |
137 | { | |
138 | return bus_register(&macio_bus_type); | |
139 | } | |
140 | ||
141 | postcore_initcall(macio_bus_driver_init); | |
142 | ||
143 | ||
144 | /** | |
145 | * macio_release_dev - free a macio device structure when all users of it are finished. | |
146 | * @dev: device that's been disconnected | |
147 | * | |
148 | * Will be called only by the device core when all users of this macio device are | |
149 | * done. This currently means never as we don't hot remove any macio device yet, | |
150 | * though that will happen with mediabay based devices in a later implementation. | |
151 | */ | |
152 | static void macio_release_dev(struct device *dev) | |
153 | { | |
154 | struct macio_dev *mdev; | |
155 | ||
156 | mdev = to_macio_device(dev); | |
157 | kfree(mdev); | |
158 | } | |
159 | ||
160 | /** | |
161 | * macio_resource_quirks - tweak or skip some resources for a device | |
162 | * @np: pointer to the device node | |
163 | * @res: resulting resource | |
164 | * @index: index of resource in node | |
165 | * | |
166 | * If this routine returns non-null, then the resource is completely | |
167 | * skipped. | |
168 | */ | |
169 | static int macio_resource_quirks(struct device_node *np, struct resource *res, int index) | |
170 | { | |
171 | if (res->flags & IORESOURCE_MEM) { | |
172 | /* Grand Central has too large resource 0 on some machines */ | |
173 | if (index == 0 && !strcmp(np->name, "gc")) { | |
174 | np->addrs[0].size = 0x20000; | |
175 | res->end = res->start + 0x1ffff; | |
176 | } | |
177 | /* Airport has bogus resource 2 */ | |
178 | if (index >= 2 && !strcmp(np->name, "radio")) | |
179 | return 1; | |
180 | /* DBDMAs may have bogus sizes */ | |
181 | if ((res->start & 0x0001f000) == 0x00008000) { | |
182 | np->addrs[index].size = 0x100; | |
183 | res->end = res->start + 0xff; | |
184 | } | |
185 | /* ESCC parent eats child resources. We could have added a level of hierarchy, | |
186 | * but I don't really feel the need for it */ | |
187 | if (!strcmp(np->name, "escc")) | |
188 | return 1; | |
189 | /* ESCC has bogus resources >= 3 */ | |
190 | if (index >= 3 && !(strcmp(np->name, "ch-a") && strcmp(np->name, "ch-b"))) | |
191 | return 1; | |
192 | /* Media bay has too many resources, keep only first one */ | |
193 | if (index > 0 && !strcmp(np->name, "media-bay")) | |
194 | return 1; | |
195 | /* Some older IDE resources have bogus sizes */ | |
196 | if (!(strcmp(np->name, "IDE") && strcmp(np->name, "ATA") && | |
197 | strcmp(np->type, "ide") && strcmp(np->type, "ata"))) { | |
198 | if (index == 0 && np->addrs[0].size > 0x1000) { | |
199 | np->addrs[0].size = 0x1000; | |
200 | res->end = res->start + 0xfff; | |
201 | } | |
202 | if (index == 1 && np->addrs[1].size > 0x100) { | |
203 | np->addrs[1].size = 0x100; | |
204 | res->end = res->start + 0xff; | |
205 | } | |
206 | } | |
207 | } | |
208 | return 0; | |
209 | } | |
210 | ||
211 | ||
212 | /** | |
213 | * macio_add_one_device - Add one device from OF node to the device tree | |
214 | * @chip: pointer to the macio_chip holding the device | |
215 | * @np: pointer to the device node in the OF tree | |
216 | * @in_bay: set to 1 if device is part of a media-bay | |
217 | * | |
218 | * When media-bay is changed to hotswap drivers, this function will | |
219 | * be exposed to the bay driver some way... | |
220 | */ | |
221 | static struct macio_dev * macio_add_one_device(struct macio_chip *chip, struct device *parent, | |
222 | struct device_node *np, struct macio_dev *in_bay, | |
223 | struct resource *parent_res) | |
224 | { | |
225 | struct macio_dev *dev; | |
226 | int i, j; | |
227 | u32 *reg; | |
228 | ||
229 | if (np == NULL) | |
230 | return NULL; | |
231 | ||
232 | dev = kmalloc(sizeof(*dev), GFP_KERNEL); | |
233 | if (!dev) | |
234 | return NULL; | |
235 | memset(dev, 0, sizeof(*dev)); | |
236 | ||
237 | dev->bus = &chip->lbus; | |
238 | dev->media_bay = in_bay; | |
239 | dev->ofdev.node = np; | |
240 | dev->ofdev.dma_mask = 0xffffffffUL; | |
241 | dev->ofdev.dev.dma_mask = &dev->ofdev.dma_mask; | |
242 | dev->ofdev.dev.parent = parent; | |
243 | dev->ofdev.dev.bus = &macio_bus_type; | |
244 | dev->ofdev.dev.release = macio_release_dev; | |
245 | ||
246 | #ifdef DEBUG | |
247 | printk("preparing mdev @%p, ofdev @%p, dev @%p, kobj @%p\n", | |
248 | dev, &dev->ofdev, &dev->ofdev.dev, &dev->ofdev.dev.kobj); | |
249 | #endif | |
250 | ||
251 | /* MacIO itself has a different reg, we use it's PCI base */ | |
252 | if (np == chip->of_node) { | |
253 | sprintf(dev->ofdev.dev.bus_id, "%1d.%08lx:%.*s", chip->lbus.index, | |
254 | #ifdef CONFIG_PCI | |
255 | pci_resource_start(chip->lbus.pdev, 0), | |
256 | #else | |
257 | 0, /* NuBus may want to do something better here */ | |
258 | #endif | |
259 | MAX_NODE_NAME_SIZE, np->name); | |
260 | } else { | |
261 | reg = (u32 *)get_property(np, "reg", NULL); | |
262 | sprintf(dev->ofdev.dev.bus_id, "%1d.%08x:%.*s", chip->lbus.index, | |
263 | reg ? *reg : 0, MAX_NODE_NAME_SIZE, np->name); | |
264 | } | |
265 | ||
266 | /* For now, we use pre-parsed entries in the device-tree for | |
267 | * interrupt routing and addresses, but we should change that | |
268 | * to dynamically parsed entries and so get rid of most of the | |
269 | * clutter in struct device_node | |
270 | */ | |
271 | for (i = j = 0; i < np->n_intrs; i++) { | |
272 | struct resource *res = &dev->interrupt[j]; | |
273 | ||
274 | if (j >= MACIO_DEV_COUNT_IRQS) | |
275 | break; | |
276 | res->start = np->intrs[i].line; | |
277 | res->flags = IORESOURCE_IO; | |
278 | if (np->intrs[j].sense) | |
279 | res->flags |= IORESOURCE_IRQ_LOWLEVEL; | |
280 | else | |
281 | res->flags |= IORESOURCE_IRQ_HIGHEDGE; | |
282 | res->name = dev->ofdev.dev.bus_id; | |
283 | if (macio_resource_quirks(np, res, i)) | |
284 | memset(res, 0, sizeof(struct resource)); | |
285 | else | |
286 | j++; | |
287 | } | |
288 | dev->n_interrupts = j; | |
289 | for (i = j = 0; i < np->n_addrs; i++) { | |
290 | struct resource *res = &dev->resource[j]; | |
291 | ||
292 | if (j >= MACIO_DEV_COUNT_RESOURCES) | |
293 | break; | |
294 | res->start = np->addrs[i].address; | |
295 | res->end = np->addrs[i].address + np->addrs[i].size - 1; | |
296 | res->flags = IORESOURCE_MEM; | |
297 | res->name = dev->ofdev.dev.bus_id; | |
298 | if (macio_resource_quirks(np, res, i)) | |
299 | memset(res, 0, sizeof(struct resource)); | |
300 | else { | |
301 | j++; | |
302 | /* Currently, we consider failure as harmless, this may | |
303 | * change in the future, once I've found all the device | |
304 | * tree bugs in older machines & worked around them | |
305 | */ | |
306 | if (insert_resource(parent_res, res)) | |
307 | printk(KERN_WARNING "Can't request resource %d for MacIO" | |
308 | " device %s\n", i, dev->ofdev.dev.bus_id); | |
309 | } | |
310 | } | |
311 | dev->n_resources = j; | |
312 | ||
313 | if (of_device_register(&dev->ofdev) != 0) { | |
314 | printk(KERN_DEBUG"macio: device registration error for %s!\n", | |
315 | dev->ofdev.dev.bus_id); | |
316 | kfree(dev); | |
317 | return NULL; | |
318 | } | |
319 | ||
320 | return dev; | |
321 | } | |
322 | ||
323 | static int macio_skip_device(struct device_node *np) | |
324 | { | |
325 | if (strncmp(np->name, "battery", 7) == 0) | |
326 | return 1; | |
327 | if (strncmp(np->name, "escc-legacy", 11) == 0) | |
328 | return 1; | |
329 | return 0; | |
330 | } | |
331 | ||
332 | /** | |
333 | * macio_pci_add_devices - Adds sub-devices of mac-io to the device tree | |
334 | * @chip: pointer to the macio_chip holding the devices | |
335 | * | |
336 | * This function will do the job of extracting devices from the | |
337 | * Open Firmware device tree, build macio_dev structures and add | |
338 | * them to the Linux device tree. | |
339 | * | |
340 | * For now, childs of media-bay are added now as well. This will | |
341 | * change rsn though. | |
342 | */ | |
343 | static void macio_pci_add_devices(struct macio_chip *chip) | |
344 | { | |
345 | struct device_node *np, *pnode; | |
346 | struct macio_dev *rdev, *mdev, *mbdev = NULL, *sdev = NULL; | |
347 | struct device *parent = NULL; | |
348 | struct resource *root_res = &iomem_resource; | |
349 | ||
350 | /* Add a node for the macio bus itself */ | |
351 | #ifdef CONFIG_PCI | |
352 | if (chip->lbus.pdev) { | |
353 | parent = &chip->lbus.pdev->dev; | |
354 | root_res = &chip->lbus.pdev->resource[0]; | |
355 | } | |
356 | #endif | |
357 | pnode = of_node_get(chip->of_node); | |
358 | if (pnode == NULL) | |
359 | return; | |
360 | ||
361 | /* Add macio itself to hierarchy */ | |
362 | rdev = macio_add_one_device(chip, parent, pnode, NULL, root_res); | |
363 | if (rdev == NULL) | |
364 | return; | |
365 | root_res = &rdev->resource[0]; | |
366 | ||
367 | /* First scan 1st level */ | |
368 | for (np = NULL; (np = of_get_next_child(pnode, np)) != NULL;) { | |
369 | if (!macio_skip_device(np)) { | |
370 | of_node_get(np); | |
371 | mdev = macio_add_one_device(chip, &rdev->ofdev.dev, np, NULL, root_res); | |
372 | if (mdev == NULL) | |
373 | of_node_put(np); | |
374 | else if (strncmp(np->name, "media-bay", 9) == 0) | |
375 | mbdev = mdev; | |
376 | else if (strncmp(np->name, "escc", 4) == 0) | |
377 | sdev = mdev; | |
378 | } | |
379 | } | |
380 | ||
381 | /* Add media bay devices if any */ | |
382 | if (mbdev) | |
383 | for (np = NULL; (np = of_get_next_child(mbdev->ofdev.node, np)) != NULL;) | |
384 | if (!macio_skip_device(np)) { | |
385 | of_node_get(np); | |
386 | if (macio_add_one_device(chip, &mbdev->ofdev.dev, np, mbdev, | |
387 | root_res) == NULL) | |
388 | of_node_put(np); | |
389 | } | |
390 | /* Add serial ports if any */ | |
391 | if (sdev) { | |
392 | for (np = NULL; (np = of_get_next_child(sdev->ofdev.node, np)) != NULL;) | |
393 | if (!macio_skip_device(np)) { | |
394 | of_node_get(np); | |
395 | if (macio_add_one_device(chip, &sdev->ofdev.dev, np, NULL, | |
396 | root_res) == NULL) | |
397 | of_node_put(np); | |
398 | } | |
399 | } | |
400 | } | |
401 | ||
402 | ||
403 | /** | |
404 | * macio_register_driver - Registers a new MacIO device driver | |
405 | * @drv: pointer to the driver definition structure | |
406 | */ | |
407 | int macio_register_driver(struct macio_driver *drv) | |
408 | { | |
409 | int count = 0; | |
410 | ||
411 | /* initialize common driver fields */ | |
412 | drv->driver.name = drv->name; | |
413 | drv->driver.bus = &macio_bus_type; | |
414 | drv->driver.probe = macio_device_probe; | |
415 | drv->driver.remove = macio_device_remove; | |
416 | drv->driver.shutdown = macio_device_shutdown; | |
417 | ||
418 | /* register with core */ | |
419 | count = driver_register(&drv->driver); | |
420 | return count ? count : 1; | |
421 | } | |
422 | ||
423 | /** | |
424 | * macio_unregister_driver - Unregisters a new MacIO device driver | |
425 | * @drv: pointer to the driver definition structure | |
426 | */ | |
427 | void macio_unregister_driver(struct macio_driver *drv) | |
428 | { | |
429 | driver_unregister(&drv->driver); | |
430 | } | |
431 | ||
432 | /** | |
433 | * macio_request_resource - Request an MMIO resource | |
434 | * @dev: pointer to the device holding the resource | |
435 | * @resource_no: resource number to request | |
436 | * @name: resource name | |
437 | * | |
438 | * Mark memory region number @resource_no associated with MacIO | |
439 | * device @dev as being reserved by owner @name. Do not access | |
440 | * any address inside the memory regions unless this call returns | |
441 | * successfully. | |
442 | * | |
443 | * Returns 0 on success, or %EBUSY on error. A warning | |
444 | * message is also printed on failure. | |
445 | */ | |
446 | int macio_request_resource(struct macio_dev *dev, int resource_no, const char *name) | |
447 | { | |
448 | if (macio_resource_len(dev, resource_no) == 0) | |
449 | return 0; | |
450 | ||
451 | if (!request_mem_region(macio_resource_start(dev, resource_no), | |
452 | macio_resource_len(dev, resource_no), | |
453 | name)) | |
454 | goto err_out; | |
455 | ||
456 | return 0; | |
457 | ||
458 | err_out: | |
459 | printk (KERN_WARNING "MacIO: Unable to reserve resource #%d:%lx@%lx" | |
460 | " for device %s\n", | |
461 | resource_no, | |
462 | macio_resource_len(dev, resource_no), | |
463 | macio_resource_start(dev, resource_no), | |
464 | dev->ofdev.dev.bus_id); | |
465 | return -EBUSY; | |
466 | } | |
467 | ||
468 | /** | |
469 | * macio_release_resource - Release an MMIO resource | |
470 | * @dev: pointer to the device holding the resource | |
471 | * @resource_no: resource number to release | |
472 | */ | |
473 | void macio_release_resource(struct macio_dev *dev, int resource_no) | |
474 | { | |
475 | if (macio_resource_len(dev, resource_no) == 0) | |
476 | return; | |
477 | release_mem_region(macio_resource_start(dev, resource_no), | |
478 | macio_resource_len(dev, resource_no)); | |
479 | } | |
480 | ||
481 | /** | |
482 | * macio_request_resources - Reserve all memory resources | |
483 | * @dev: MacIO device whose resources are to be reserved | |
484 | * @name: Name to be associated with resource. | |
485 | * | |
486 | * Mark all memory regions associated with MacIO device @dev as | |
487 | * being reserved by owner @name. Do not access any address inside | |
488 | * the memory regions unless this call returns successfully. | |
489 | * | |
490 | * Returns 0 on success, or %EBUSY on error. A warning | |
491 | * message is also printed on failure. | |
492 | */ | |
493 | int macio_request_resources(struct macio_dev *dev, const char *name) | |
494 | { | |
495 | int i; | |
496 | ||
497 | for (i = 0; i < dev->n_resources; i++) | |
498 | if (macio_request_resource(dev, i, name)) | |
499 | goto err_out; | |
500 | return 0; | |
501 | ||
502 | err_out: | |
503 | while(--i >= 0) | |
504 | macio_release_resource(dev, i); | |
505 | ||
506 | return -EBUSY; | |
507 | } | |
508 | ||
509 | /** | |
510 | * macio_release_resources - Release reserved memory resources | |
511 | * @dev: MacIO device whose resources were previously reserved | |
512 | */ | |
513 | ||
514 | void macio_release_resources(struct macio_dev *dev) | |
515 | { | |
516 | int i; | |
517 | ||
518 | for (i = 0; i < dev->n_resources; i++) | |
519 | macio_release_resource(dev, i); | |
520 | } | |
521 | ||
522 | ||
523 | #ifdef CONFIG_PCI | |
524 | ||
525 | static int __devinit macio_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) | |
526 | { | |
527 | struct device_node* np; | |
528 | struct macio_chip* chip; | |
529 | ||
530 | if (ent->vendor != PCI_VENDOR_ID_APPLE) | |
531 | return -ENODEV; | |
532 | ||
533 | /* Note regarding refcounting: We assume pci_device_to_OF_node() is ported | |
534 | * to new OF APIs and returns a node with refcount incremented. This isn't | |
535 | * the case today, but on the other hand ppc32 doesn't do refcounting. This | |
536 | * will have to be fixed when going to ppc64. --BenH. | |
537 | */ | |
538 | np = pci_device_to_OF_node(pdev); | |
539 | if (np == NULL) | |
540 | return -ENODEV; | |
541 | ||
542 | /* This assumption is wrong, fix that here for now until I fix the arch */ | |
543 | of_node_get(np); | |
544 | ||
545 | /* We also assume that pmac_feature will have done a get() on nodes stored | |
546 | * in the macio chips array | |
547 | */ | |
548 | chip = macio_find(np, macio_unknown); | |
549 | of_node_put(np); | |
550 | if (chip == NULL) | |
551 | return -ENODEV; | |
552 | ||
553 | /* XXX Need locking ??? */ | |
554 | if (chip->lbus.pdev == NULL) { | |
555 | chip->lbus.pdev = pdev; | |
556 | chip->lbus.chip = chip; | |
557 | pci_set_drvdata(pdev, &chip->lbus); | |
558 | pci_set_master(pdev); | |
559 | } | |
560 | ||
561 | printk(KERN_INFO "MacIO PCI driver attached to %s chipset\n", | |
562 | chip->name); | |
563 | ||
564 | /* | |
565 | * HACK ALERT: The WallStreet PowerBook and some OHare based machines | |
566 | * have 2 macio ASICs. I must probe the "main" one first or IDE ordering | |
567 | * will be incorrect. So I put on "hold" the second one since it seem to | |
568 | * appear first on PCI | |
569 | */ | |
570 | if (chip->type == macio_gatwick || chip->type == macio_ohareII) | |
571 | if (macio_chips[0].lbus.pdev == NULL) { | |
572 | macio_on_hold = chip; | |
573 | return 0; | |
574 | } | |
575 | ||
576 | macio_pci_add_devices(chip); | |
577 | if (macio_on_hold && macio_chips[0].lbus.pdev != NULL) { | |
578 | macio_pci_add_devices(macio_on_hold); | |
579 | macio_on_hold = NULL; | |
580 | } | |
581 | ||
582 | return 0; | |
583 | } | |
584 | ||
585 | static void __devexit macio_pci_remove(struct pci_dev* pdev) | |
586 | { | |
587 | panic("removing of macio-asic not supported !\n"); | |
588 | } | |
589 | ||
590 | /* | |
591 | * MacIO is matched against any Apple ID, it's probe() function | |
592 | * will then decide wether it applies or not | |
593 | */ | |
594 | static const struct pci_device_id __devinitdata pci_ids [] = { { | |
595 | .vendor = PCI_VENDOR_ID_APPLE, | |
596 | .device = PCI_ANY_ID, | |
597 | .subvendor = PCI_ANY_ID, | |
598 | .subdevice = PCI_ANY_ID, | |
599 | ||
600 | }, { /* end: all zeroes */ } | |
601 | }; | |
602 | MODULE_DEVICE_TABLE (pci, pci_ids); | |
603 | ||
604 | /* pci driver glue; this is a "new style" PCI driver module */ | |
605 | static struct pci_driver macio_pci_driver = { | |
606 | .name = (char *) "macio", | |
607 | .id_table = pci_ids, | |
608 | ||
609 | .probe = macio_pci_probe, | |
610 | .remove = macio_pci_remove, | |
611 | }; | |
612 | ||
613 | #endif /* CONFIG_PCI */ | |
614 | ||
615 | static int __init macio_module_init (void) | |
616 | { | |
617 | #ifdef CONFIG_PCI | |
618 | int rc; | |
619 | ||
620 | rc = pci_register_driver(&macio_pci_driver); | |
621 | if (rc) | |
622 | return rc; | |
623 | #endif /* CONFIG_PCI */ | |
624 | return 0; | |
625 | } | |
626 | ||
627 | module_init(macio_module_init); | |
628 | ||
629 | EXPORT_SYMBOL(macio_register_driver); | |
630 | EXPORT_SYMBOL(macio_unregister_driver); | |
631 | EXPORT_SYMBOL(macio_dev_get); | |
632 | EXPORT_SYMBOL(macio_dev_put); | |
633 | EXPORT_SYMBOL(macio_request_resource); | |
634 | EXPORT_SYMBOL(macio_release_resource); | |
635 | EXPORT_SYMBOL(macio_request_resources); | |
636 | EXPORT_SYMBOL(macio_release_resources); |