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1da177e4 LT |
1 | /* |
2 | * FILE NAME | |
3 | * drivers/pcmcia/vrc4173_cardu.c | |
4 | * | |
5 | * BRIEF MODULE DESCRIPTION | |
6 | * NEC VRC4173 CARDU driver for Socket Services | |
7 | * (This device doesn't support CardBus. it is supporting only 16bit PC Card.) | |
8 | * | |
ada8e951 | 9 | * Copyright 2002,2003 Yoichi Yuasa <yuasa@linux-mips.org> |
1da177e4 LT |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or (at your | |
14 | * option) any later version. | |
15 | * | |
16 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
19 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | |
21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS | |
22 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
24 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
25 | * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
26 | * | |
27 | * You should have received a copy of the GNU General Public License along | |
28 | * with this program; if not, write to the Free Software Foundation, Inc., | |
29 | * 675 Mass Ave, Cambridge, MA 02139, USA. | |
30 | */ | |
31 | #include <linux/init.h> | |
32 | #include <linux/module.h> | |
33 | #include <linux/pci.h> | |
34 | #include <linux/spinlock.h> | |
35 | #include <linux/types.h> | |
36 | ||
37 | #include <asm/io.h> | |
38 | ||
39 | #include <pcmcia/ss.h> | |
40 | ||
41 | #include "vrc4173_cardu.h" | |
42 | ||
43 | MODULE_DESCRIPTION("NEC VRC4173 CARDU driver for Socket Services"); | |
ada8e951 | 44 | MODULE_AUTHOR("Yoichi Yuasa <yuasa@linux-mips.org>"); |
1da177e4 LT |
45 | MODULE_LICENSE("GPL"); |
46 | ||
47 | static int vrc4173_cardu_slots; | |
48 | ||
49 | static vrc4173_socket_t cardu_sockets[CARDU_MAX_SOCKETS]; | |
50 | ||
51 | extern struct socket_info_t *pcmcia_register_socket (int slot, | |
52 | struct pccard_operations *vtable, | |
53 | int use_bus_pm); | |
54 | extern void pcmcia_unregister_socket(struct socket_info_t *s); | |
55 | ||
56 | static inline uint8_t exca_readb(vrc4173_socket_t *socket, uint16_t offset) | |
57 | { | |
58 | return readb(socket->base + EXCA_REGS_BASE + offset); | |
59 | } | |
60 | ||
61 | static inline uint16_t exca_readw(vrc4173_socket_t *socket, uint16_t offset) | |
62 | { | |
63 | uint16_t val; | |
64 | ||
65 | val = readb(socket->base + EXCA_REGS_BASE + offset); | |
66 | val |= (u16)readb(socket->base + EXCA_REGS_BASE + offset + 1) << 8; | |
67 | ||
68 | return val; | |
69 | } | |
70 | ||
71 | static inline void exca_writeb(vrc4173_socket_t *socket, uint16_t offset, uint8_t val) | |
72 | { | |
73 | writeb(val, socket->base + EXCA_REGS_BASE + offset); | |
74 | } | |
75 | ||
76 | static inline void exca_writew(vrc4173_socket_t *socket, uint8_t offset, uint16_t val) | |
77 | { | |
78 | writeb((u8)val, socket->base + EXCA_REGS_BASE + offset); | |
79 | writeb((u8)(val >> 8), socket->base + EXCA_REGS_BASE + offset + 1); | |
80 | } | |
81 | ||
82 | static inline uint32_t cardbus_socket_readl(vrc4173_socket_t *socket, u16 offset) | |
83 | { | |
84 | return readl(socket->base + CARDBUS_SOCKET_REGS_BASE + offset); | |
85 | } | |
86 | ||
87 | static inline void cardbus_socket_writel(vrc4173_socket_t *socket, u16 offset, uint32_t val) | |
88 | { | |
89 | writel(val, socket->base + CARDBUS_SOCKET_REGS_BASE + offset); | |
90 | } | |
91 | ||
92 | static void cardu_pciregs_init(struct pci_dev *dev) | |
93 | { | |
94 | u32 syscnt; | |
95 | u16 brgcnt; | |
96 | u8 devcnt; | |
97 | ||
98 | pci_write_config_dword(dev, 0x1c, 0x10000000); | |
99 | pci_write_config_dword(dev, 0x20, 0x17fff000); | |
100 | pci_write_config_dword(dev, 0x2c, 0); | |
101 | pci_write_config_dword(dev, 0x30, 0xfffc); | |
102 | ||
103 | pci_read_config_word(dev, BRGCNT, &brgcnt); | |
104 | brgcnt &= ~IREQ_INT; | |
105 | pci_write_config_word(dev, BRGCNT, brgcnt); | |
106 | ||
107 | pci_read_config_dword(dev, SYSCNT, &syscnt); | |
108 | syscnt &= ~(BAD_VCC_REQ_DISB|PCPCI_EN|CH_ASSIGN_MASK|SUB_ID_WR_EN|PCI_CLK_RIN); | |
109 | syscnt |= (CH_ASSIGN_NODMA|ASYN_INT_MODE); | |
110 | pci_write_config_dword(dev, SYSCNT, syscnt); | |
111 | ||
112 | pci_read_config_byte(dev, DEVCNT, &devcnt); | |
113 | devcnt &= ~(ZOOM_VIDEO_EN|SR_PCI_INT_SEL_MASK|PCI_INT_MODE|IRQ_MODE); | |
114 | devcnt |= (SR_PCI_INT_SEL_NONE|IFG); | |
115 | pci_write_config_byte(dev, DEVCNT, devcnt); | |
116 | ||
117 | pci_write_config_byte(dev, CHIPCNT, S_PREF_DISB); | |
118 | ||
119 | pci_write_config_byte(dev, SERRDIS, 0); | |
120 | } | |
121 | ||
122 | static int cardu_init(unsigned int slot) | |
123 | { | |
124 | vrc4173_socket_t *socket = &cardu_sockets[slot]; | |
125 | ||
126 | cardu_pciregs_init(socket->dev); | |
127 | ||
128 | /* CARD_SC bits are cleared by reading CARD_SC. */ | |
129 | exca_writeb(socket, GLO_CNT, 0); | |
130 | ||
131 | socket->cap.features |= SS_CAP_PCCARD | SS_CAP_PAGE_REGS; | |
132 | socket->cap.irq_mask = 0; | |
133 | socket->cap.map_size = 0x1000; | |
134 | socket->cap.pci_irq = socket->dev->irq; | |
135 | socket->events = 0; | |
136 | spin_lock_init(socket->event_lock); | |
137 | ||
138 | /* Enable PC Card status interrupts */ | |
139 | exca_writeb(socket, CARD_SCI, CARD_DT_EN|RDY_EN|BAT_WAR_EN|BAT_DEAD_EN); | |
140 | ||
141 | return 0; | |
142 | } | |
143 | ||
144 | static int cardu_register_callback(unsigned int sock, | |
145 | void (*handler)(void *, unsigned int), | |
146 | void * info) | |
147 | { | |
148 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
149 | ||
150 | socket->handler = handler; | |
151 | socket->info = info; | |
152 | ||
153 | return 0; | |
154 | } | |
155 | ||
156 | static int cardu_inquire_socket(unsigned int sock, socket_cap_t *cap) | |
157 | { | |
158 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
159 | ||
160 | *cap = socket->cap; | |
161 | ||
162 | return 0; | |
163 | } | |
164 | ||
165 | static int cardu_get_status(unsigned int sock, u_int *value) | |
166 | { | |
167 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
168 | uint32_t state; | |
169 | uint8_t status; | |
170 | u_int val = 0; | |
171 | ||
172 | status = exca_readb(socket, IF_STATUS); | |
173 | if (status & CARD_PWR) val |= SS_POWERON; | |
174 | if (status & READY) val |= SS_READY; | |
175 | if (status & CARD_WP) val |= SS_WRPROT; | |
176 | if ((status & (CARD_DETECT1|CARD_DETECT2)) == (CARD_DETECT1|CARD_DETECT2)) | |
177 | val |= SS_DETECT; | |
178 | if (exca_readb(socket, INT_GEN_CNT) & CARD_TYPE_IO) { | |
179 | if (status & STSCHG) val |= SS_STSCHG; | |
180 | } else { | |
181 | status &= BV_DETECT_MASK; | |
182 | if (status != BV_DETECT_GOOD) { | |
183 | if (status == BV_DETECT_WARN) val |= SS_BATWARN; | |
184 | else val |= SS_BATDEAD; | |
185 | } | |
186 | } | |
187 | ||
188 | state = cardbus_socket_readl(socket, SKT_PRE_STATE); | |
189 | if (state & VOL_3V_CARD_DT) val |= SS_3VCARD; | |
190 | if (state & VOL_XV_CARD_DT) val |= SS_XVCARD; | |
191 | if (state & CB_CARD_DT) val |= SS_CARDBUS; | |
192 | if (!(state & | |
193 | (VOL_YV_CARD_DT|VOL_XV_CARD_DT|VOL_3V_CARD_DT|VOL_5V_CARD_DT|CCD20|CCD10))) | |
194 | val |= SS_PENDING; | |
195 | ||
196 | *value = val; | |
197 | ||
198 | return 0; | |
199 | } | |
200 | ||
1da177e4 LT |
201 | static inline uint8_t set_Vcc_value(u_char Vcc) |
202 | { | |
203 | switch (Vcc) { | |
204 | case 33: | |
205 | return VCC_3V; | |
206 | case 50: | |
207 | return VCC_5V; | |
208 | } | |
209 | ||
210 | return VCC_0V; | |
211 | } | |
212 | ||
213 | static inline uint8_t set_Vpp_value(u_char Vpp) | |
214 | { | |
215 | switch (Vpp) { | |
216 | case 33: | |
217 | case 50: | |
218 | return VPP_VCC; | |
219 | case 120: | |
220 | return VPP_12V; | |
221 | } | |
222 | ||
223 | return VPP_0V; | |
224 | } | |
225 | ||
226 | static int cardu_set_socket(unsigned int sock, socket_state_t *state) | |
227 | { | |
228 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
229 | uint8_t val; | |
230 | ||
231 | if (((state->Vpp == 33) || (state->Vpp == 50)) && (state->Vpp != state->Vcc)) | |
232 | return -EINVAL; | |
233 | ||
234 | val = set_Vcc_value(state->Vcc); | |
235 | val |= set_Vpp_value(state->Vpp); | |
236 | if (state->flags & SS_OUTPUT_ENA) val |= CARD_OUT_EN; | |
237 | exca_writeb(socket, PWR_CNT, val); | |
238 | ||
239 | val = exca_readb(socket, INT_GEN_CNT) & CARD_REST0; | |
240 | if (state->flags & SS_RESET) val &= ~CARD_REST0; | |
241 | else val |= CARD_REST0; | |
242 | if (state->flags & SS_IOCARD) val |= CARD_TYPE_IO; | |
243 | exca_writeb(socket, INT_GEN_CNT, val); | |
244 | ||
245 | return 0; | |
246 | } | |
247 | ||
248 | static int cardu_get_io_map(unsigned int sock, struct pccard_io_map *io) | |
249 | { | |
250 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
251 | uint8_t ioctl, window; | |
252 | u_char map; | |
253 | ||
254 | map = io->map; | |
255 | if (map > 1) | |
256 | return -EINVAL; | |
257 | ||
258 | io->start = exca_readw(socket, IO_WIN_SA(map)); | |
259 | io->stop = exca_readw(socket, IO_WIN_EA(map)); | |
260 | ||
261 | ioctl = exca_readb(socket, IO_WIN_CNT); | |
262 | window = exca_readb(socket, ADR_WIN_EN); | |
263 | io->flags = (window & IO_WIN_EN(map)) ? MAP_ACTIVE : 0; | |
264 | if (ioctl & IO_WIN_DATA_AUTOSZ(map)) | |
265 | io->flags |= MAP_AUTOSZ; | |
266 | else if (ioctl & IO_WIN_DATA_16BIT(map)) | |
267 | io->flags |= MAP_16BIT; | |
268 | ||
269 | return 0; | |
270 | } | |
271 | ||
272 | static int cardu_set_io_map(unsigned int sock, struct pccard_io_map *io) | |
273 | { | |
274 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
275 | uint16_t ioctl; | |
276 | uint8_t window, enable; | |
277 | u_char map; | |
278 | ||
279 | map = io->map; | |
280 | if (map > 1) | |
281 | return -EINVAL; | |
282 | ||
283 | window = exca_readb(socket, ADR_WIN_EN); | |
284 | enable = IO_WIN_EN(map); | |
285 | ||
286 | if (window & enable) { | |
287 | window &= ~enable; | |
288 | exca_writeb(socket, ADR_WIN_EN, window); | |
289 | } | |
290 | ||
291 | exca_writew(socket, IO_WIN_SA(map), io->start); | |
292 | exca_writew(socket, IO_WIN_EA(map), io->stop); | |
293 | ||
294 | ioctl = exca_readb(socket, IO_WIN_CNT) & ~IO_WIN_CNT_MASK(map); | |
295 | if (io->flags & MAP_AUTOSZ) ioctl |= IO_WIN_DATA_AUTOSZ(map); | |
296 | else if (io->flags & MAP_16BIT) ioctl |= IO_WIN_DATA_16BIT(map); | |
297 | exca_writeb(socket, IO_WIN_CNT, ioctl); | |
298 | ||
299 | if (io->flags & MAP_ACTIVE) | |
300 | exca_writeb(socket, ADR_WIN_EN, window | enable); | |
301 | ||
302 | return 0; | |
303 | } | |
304 | ||
305 | static int cardu_get_mem_map(unsigned int sock, struct pccard_mem_map *mem) | |
306 | { | |
307 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
308 | uint32_t start, stop, offset, page; | |
309 | uint8_t window; | |
310 | u_char map; | |
311 | ||
312 | map = mem->map; | |
313 | if (map > 4) | |
314 | return -EINVAL; | |
315 | ||
316 | window = exca_readb(socket, ADR_WIN_EN); | |
317 | mem->flags = (window & MEM_WIN_EN(map)) ? MAP_ACTIVE : 0; | |
318 | ||
319 | start = exca_readw(socket, MEM_WIN_SA(map)); | |
320 | mem->flags |= (start & MEM_WIN_DSIZE) ? MAP_16BIT : 0; | |
321 | start = (start & 0x0fff) << 12; | |
322 | ||
323 | stop = exca_readw(socket, MEM_WIN_EA(map)); | |
324 | stop = ((stop & 0x0fff) << 12) + 0x0fff; | |
325 | ||
326 | offset = exca_readw(socket, MEM_WIN_OA(map)); | |
327 | mem->flags |= (offset & MEM_WIN_WP) ? MAP_WRPROT : 0; | |
328 | mem->flags |= (offset & MEM_WIN_REGSET) ? MAP_ATTRIB : 0; | |
329 | offset = ((offset & 0x3fff) << 12) + start; | |
330 | mem->card_start = offset & 0x03ffffff; | |
331 | ||
332 | page = exca_readb(socket, MEM_WIN_SAU(map)) << 24; | |
333 | mem->sys_start = start + page; | |
334 | mem->sys_stop = start + page; | |
335 | ||
336 | return 0; | |
337 | } | |
338 | ||
339 | static int cardu_set_mem_map(unsigned int sock, struct pccard_mem_map *mem) | |
340 | { | |
341 | vrc4173_socket_t *socket = &cardu_sockets[sock]; | |
342 | uint16_t value; | |
343 | uint8_t window, enable; | |
344 | u_long sys_start, sys_stop, card_start; | |
345 | u_char map; | |
346 | ||
347 | map = mem->map; | |
348 | sys_start = mem->sys_start; | |
349 | sys_stop = mem->sys_stop; | |
350 | card_start = mem->card_start; | |
351 | ||
352 | if (map > 4 || sys_start > sys_stop || ((sys_start ^ sys_stop) >> 24) || | |
353 | (card_start >> 26)) | |
354 | return -EINVAL; | |
355 | ||
356 | window = exca_readb(socket, ADR_WIN_EN); | |
357 | enable = MEM_WIN_EN(map); | |
358 | if (window & enable) { | |
359 | window &= ~enable; | |
360 | exca_writeb(socket, ADR_WIN_EN, window); | |
361 | } | |
362 | ||
363 | exca_writeb(socket, MEM_WIN_SAU(map), sys_start >> 24); | |
364 | ||
365 | value = (sys_start >> 12) & 0x0fff; | |
366 | if (mem->flags & MAP_16BIT) value |= MEM_WIN_DSIZE; | |
367 | exca_writew(socket, MEM_WIN_SA(map), value); | |
368 | ||
369 | value = (sys_stop >> 12) & 0x0fff; | |
370 | exca_writew(socket, MEM_WIN_EA(map), value); | |
371 | ||
372 | value = ((card_start - sys_start) >> 12) & 0x3fff; | |
373 | if (mem->flags & MAP_WRPROT) value |= MEM_WIN_WP; | |
374 | if (mem->flags & MAP_ATTRIB) value |= MEM_WIN_REGSET; | |
375 | exca_writew(socket, MEM_WIN_OA(map), value); | |
376 | ||
377 | if (mem->flags & MAP_ACTIVE) | |
378 | exca_writeb(socket, ADR_WIN_EN, window | enable); | |
379 | ||
380 | return 0; | |
381 | } | |
382 | ||
383 | static void cardu_proc_setup(unsigned int sock, struct proc_dir_entry *base) | |
384 | { | |
385 | } | |
386 | ||
387 | static struct pccard_operations cardu_operations = { | |
388 | .init = cardu_init, | |
389 | .register_callback = cardu_register_callback, | |
390 | .inquire_socket = cardu_inquire_socket, | |
391 | .get_status = cardu_get_status, | |
1da177e4 LT |
392 | .set_socket = cardu_set_socket, |
393 | .get_io_map = cardu_get_io_map, | |
394 | .set_io_map = cardu_set_io_map, | |
395 | .get_mem_map = cardu_get_mem_map, | |
396 | .set_mem_map = cardu_set_mem_map, | |
397 | .proc_setup = cardu_proc_setup, | |
398 | }; | |
399 | ||
400 | static void cardu_bh(void *data) | |
401 | { | |
402 | vrc4173_socket_t *socket = (vrc4173_socket_t *)data; | |
403 | uint16_t events; | |
404 | ||
405 | spin_lock_irq(&socket->event_lock); | |
406 | events = socket->events; | |
407 | socket->events = 0; | |
408 | spin_unlock_irq(&socket->event_lock); | |
409 | ||
410 | if (socket->handler) | |
411 | socket->handler(socket->info, events); | |
412 | } | |
413 | ||
414 | static uint16_t get_events(vrc4173_socket_t *socket) | |
415 | { | |
416 | uint16_t events = 0; | |
417 | uint8_t csc, status; | |
418 | ||
419 | status = exca_readb(socket, IF_STATUS); | |
420 | csc = exca_readb(socket, CARD_SC); | |
421 | if ((csc & CARD_DT_CHG) && | |
422 | ((status & (CARD_DETECT1|CARD_DETECT2)) == (CARD_DETECT1|CARD_DETECT2))) | |
423 | events |= SS_DETECT; | |
424 | ||
425 | if ((csc & RDY_CHG) && (status & READY)) | |
426 | events |= SS_READY; | |
427 | ||
428 | if (exca_readb(socket, INT_GEN_CNT) & CARD_TYPE_IO) { | |
429 | if ((csc & BAT_DEAD_ST_CHG) && (status & STSCHG)) | |
430 | events |= SS_STSCHG; | |
431 | } else { | |
432 | if (csc & (BAT_WAR_CHG|BAT_DEAD_ST_CHG)) { | |
433 | if ((status & BV_DETECT_MASK) != BV_DETECT_GOOD) { | |
434 | if (status == BV_DETECT_WARN) events |= SS_BATWARN; | |
435 | else events |= SS_BATDEAD; | |
436 | } | |
437 | } | |
438 | } | |
439 | ||
440 | return events; | |
441 | } | |
442 | ||
7d12e780 | 443 | static void cardu_interrupt(int irq, void *dev_id) |
1da177e4 LT |
444 | { |
445 | vrc4173_socket_t *socket = (vrc4173_socket_t *)dev_id; | |
446 | uint16_t events; | |
447 | ||
448 | INIT_WORK(&socket->tq_work, cardu_bh, socket); | |
449 | ||
450 | events = get_events(socket); | |
451 | if (events) { | |
452 | spin_lock(&socket->event_lock); | |
453 | socket->events |= events; | |
454 | spin_unlock(&socket->event_lock); | |
455 | schedule_work(&socket->tq_work); | |
456 | } | |
457 | } | |
458 | ||
459 | static int __devinit vrc4173_cardu_probe(struct pci_dev *dev, | |
460 | const struct pci_device_id *ent) | |
461 | { | |
462 | vrc4173_socket_t *socket; | |
463 | unsigned long start, len, flags; | |
1ab488de | 464 | int slot, err, ret; |
1da177e4 LT |
465 | |
466 | slot = vrc4173_cardu_slots++; | |
467 | socket = &cardu_sockets[slot]; | |
468 | if (socket->noprobe != 0) | |
469 | return -EBUSY; | |
470 | ||
471 | sprintf(socket->name, "NEC VRC4173 CARDU%1d", slot+1); | |
472 | ||
473 | if ((err = pci_enable_device(dev)) < 0) | |
474 | return err; | |
475 | ||
476 | start = pci_resource_start(dev, 0); | |
1ab488de RR |
477 | if (start == 0) { |
478 | ret = -ENODEV; | |
479 | goto disable; | |
480 | } | |
1da177e4 LT |
481 | |
482 | len = pci_resource_len(dev, 0); | |
1ab488de RR |
483 | if (len == 0) { |
484 | ret = -ENODEV; | |
485 | goto disable; | |
486 | } | |
1da177e4 | 487 | |
1ab488de RR |
488 | flags = pci_resource_flags(dev, 0); |
489 | if ((flags & IORESOURCE_MEM) == 0) { | |
490 | ret = -EBUSY; | |
491 | goto disable; | |
492 | } | |
1da177e4 | 493 | |
1ab488de RR |
494 | err = pci_request_regions(dev, socket->name); |
495 | if (err < 0) { | |
496 | ret = err; | |
497 | goto disable; | |
498 | } | |
1da177e4 LT |
499 | |
500 | socket->base = ioremap(start, len); | |
1ab488de RR |
501 | if (socket->base == NULL) { |
502 | ret = -ENODEV; | |
503 | goto release; | |
504 | } | |
1da177e4 LT |
505 | |
506 | socket->dev = dev; | |
507 | ||
508 | socket->pcmcia_socket = pcmcia_register_socket(slot, &cardu_operations, 1); | |
509 | if (socket->pcmcia_socket == NULL) { | |
1ab488de RR |
510 | ret = -ENOMEM; |
511 | goto unmap; | |
1da177e4 LT |
512 | } |
513 | ||
dace1453 | 514 | if (request_irq(dev->irq, cardu_interrupt, IRQF_SHARED, socket->name, socket) < 0) { |
1ab488de RR |
515 | ret = -EBUSY; |
516 | goto unregister; | |
1da177e4 LT |
517 | } |
518 | ||
519 | printk(KERN_INFO "%s at %#08lx, IRQ %d\n", socket->name, start, dev->irq); | |
520 | ||
521 | return 0; | |
1ab488de RR |
522 | |
523 | unregister: | |
524 | pcmcia_unregister_socket(socket->pcmcia_socket); | |
525 | socket->pcmcia_socket = NULL; | |
526 | unmap: | |
527 | iounmap(socket->base); | |
528 | socket->base = NULL; | |
529 | release: | |
530 | pci_release_regions(dev); | |
531 | disable: | |
532 | pci_disable_device(dev); | |
533 | return ret; | |
1da177e4 LT |
534 | } |
535 | ||
536 | static int __devinit vrc4173_cardu_setup(char *options) | |
537 | { | |
538 | if (options == NULL || *options == '\0') | |
9b41046c | 539 | return 1; |
1da177e4 LT |
540 | |
541 | if (strncmp(options, "cardu1:", 7) == 0) { | |
542 | options += 7; | |
543 | if (*options != '\0') { | |
544 | if (strncmp(options, "noprobe", 7) == 0) { | |
545 | cardu_sockets[CARDU1].noprobe = 1; | |
546 | options += 7; | |
547 | } | |
548 | ||
549 | if (*options != ',') | |
9b41046c | 550 | return 1; |
1da177e4 | 551 | } else |
9b41046c | 552 | return 1; |
1da177e4 LT |
553 | } |
554 | ||
555 | if (strncmp(options, "cardu2:", 7) == 0) { | |
556 | options += 7; | |
557 | if ((*options != '\0') && (strncmp(options, "noprobe", 7) == 0)) | |
558 | cardu_sockets[CARDU2].noprobe = 1; | |
559 | } | |
560 | ||
9b41046c | 561 | return 1; |
1da177e4 LT |
562 | } |
563 | ||
564 | __setup("vrc4173_cardu=", vrc4173_cardu_setup); | |
565 | ||
2b2c5d8c AL |
566 | static DEFINE_PCI_DEVICE_TABLE(vrc4173_cardu_id_table) = { |
567 | { PCI_DEVICE(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_NAPCCARD) }, | |
1da177e4 LT |
568 | {0, } |
569 | }; | |
570 | ||
571 | static struct pci_driver vrc4173_cardu_driver = { | |
572 | .name = "NEC VRC4173 CARDU", | |
573 | .probe = vrc4173_cardu_probe, | |
574 | .id_table = vrc4173_cardu_id_table, | |
575 | }; | |
576 | ||
577 | static int __devinit vrc4173_cardu_init(void) | |
578 | { | |
579 | vrc4173_cardu_slots = 0; | |
580 | ||
93b47684 | 581 | return pci_register_driver(&vrc4173_cardu_driver); |
1da177e4 LT |
582 | } |
583 | ||
584 | static void __devexit vrc4173_cardu_exit(void) | |
585 | { | |
586 | pci_unregister_driver(&vrc4173_cardu_driver); | |
587 | } | |
588 | ||
589 | module_init(vrc4173_cardu_init); | |
590 | module_exit(vrc4173_cardu_exit); | |
591 | MODULE_DEVICE_TABLE(pci, vrc4173_cardu_id_table); |