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1a8d4663 DB |
1 | /* |
2 | * PCMCIA 16-bit resource management functions | |
3 | * | |
4 | * The initial developer of the original code is David A. Hinds | |
5 | * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds | |
6 | * are Copyright (C) 1999 David A. Hinds. All Rights Reserved. | |
7 | * | |
8 | * Copyright (C) 1999 David A. Hinds | |
9 | * Copyright (C) 2004-2005 Dominik Brodowski | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License version 2 as | |
13 | * published by the Free Software Foundation. | |
14 | * | |
15 | */ | |
16 | ||
1a8d4663 DB |
17 | #include <linux/module.h> |
18 | #include <linux/kernel.h> | |
19 | #include <linux/interrupt.h> | |
20 | #include <linux/delay.h> | |
21 | #include <linux/pci.h> | |
22 | #include <linux/device.h> | |
23 | ||
24 | #define IN_CARD_SERVICES | |
1a8d4663 DB |
25 | #include <pcmcia/cs_types.h> |
26 | #include <pcmcia/ss.h> | |
27 | #include <pcmcia/cs.h> | |
28 | #include <pcmcia/bulkmem.h> | |
29 | #include <pcmcia/cistpl.h> | |
30 | #include <pcmcia/cisreg.h> | |
31 | #include <pcmcia/ds.h> | |
32 | ||
33 | #include "cs_internal.h" | |
34 | #include "ds_internal.h" | |
35 | ||
36 | ||
1a8d4663 DB |
37 | /* Access speed for IO windows */ |
38 | static int io_speed = 0; | |
39 | module_param(io_speed, int, 0444); | |
40 | ||
41 | ||
42 | #ifdef CONFIG_PCMCIA_PROBE | |
531e5ca6 | 43 | #include <asm/irq.h> |
1a8d4663 DB |
44 | /* mask of IRQs already reserved by other cards, we should avoid using them */ |
45 | static u8 pcmcia_used_irq[NR_IRQS]; | |
46 | #endif | |
47 | ||
48 | ||
49 | #ifdef DEBUG | |
50 | extern int ds_pc_debug; | |
51 | #define cs_socket_name(skt) ((skt)->dev.class_id) | |
52 | ||
53 | #define ds_dbg(skt, lvl, fmt, arg...) do { \ | |
54 | if (ds_pc_debug >= lvl) \ | |
55 | printk(KERN_DEBUG "pcmcia_resource: %s: " fmt, \ | |
56 | cs_socket_name(skt) , ## arg); \ | |
57 | } while (0) | |
58 | #else | |
59 | #define ds_dbg(lvl, fmt, arg...) do { } while (0) | |
60 | #endif | |
61 | ||
62 | ||
63 | ||
64 | /** alloc_io_space | |
65 | * | |
66 | * Special stuff for managing IO windows, because they are scarce | |
67 | */ | |
68 | ||
69 | static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, | |
70 | ioaddr_t num, u_int lines) | |
71 | { | |
72 | int i; | |
73 | kio_addr_t try, align; | |
74 | ||
75 | align = (*base) ? (lines ? 1<<lines : 0) : 1; | |
76 | if (align && (align < num)) { | |
77 | if (*base) { | |
78 | ds_dbg(s, 0, "odd IO request: num %#x align %#lx\n", | |
79 | num, align); | |
80 | align = 0; | |
81 | } else | |
82 | while (align && (align < num)) align <<= 1; | |
83 | } | |
84 | if (*base & ~(align-1)) { | |
85 | ds_dbg(s, 0, "odd IO request: base %#x align %#lx\n", | |
86 | *base, align); | |
87 | align = 0; | |
88 | } | |
89 | if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) { | |
90 | *base = s->io_offset | (*base & 0x0fff); | |
91 | return 0; | |
92 | } | |
93 | /* Check for an already-allocated window that must conflict with | |
94 | * what was asked for. It is a hack because it does not catch all | |
95 | * potential conflicts, just the most obvious ones. | |
96 | */ | |
97 | for (i = 0; i < MAX_IO_WIN; i++) | |
c7d00693 DB |
98 | if ((s->io[i].res) && |
99 | ((s->io[i].res->start & (align-1)) == *base)) | |
1a8d4663 DB |
100 | return 1; |
101 | for (i = 0; i < MAX_IO_WIN; i++) { | |
c7d00693 | 102 | if (!s->io[i].res) { |
1a8d4663 DB |
103 | s->io[i].res = pcmcia_find_io_region(*base, num, align, s); |
104 | if (s->io[i].res) { | |
c7d00693 DB |
105 | *base = s->io[i].res->start; |
106 | s->io[i].res->flags = (s->io[i].res->flags & ~IORESOURCE_BITS) | (attr & IORESOURCE_BITS); | |
107 | s->io[i].InUse = num; | |
1a8d4663 DB |
108 | break; |
109 | } else | |
110 | return 1; | |
c7d00693 | 111 | } else if ((s->io[i].res->flags & IORESOURCE_BITS) != (attr & IORESOURCE_BITS)) |
1a8d4663 DB |
112 | continue; |
113 | /* Try to extend top of window */ | |
c7d00693 | 114 | try = s->io[i].res->end + 1; |
1a8d4663 DB |
115 | if ((*base == 0) || (*base == try)) |
116 | if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start, | |
117 | s->io[i].res->end + num, s) == 0) { | |
118 | *base = try; | |
1a8d4663 DB |
119 | s->io[i].InUse += num; |
120 | break; | |
121 | } | |
122 | /* Try to extend bottom of window */ | |
c7d00693 | 123 | try = s->io[i].res->start - num; |
1a8d4663 DB |
124 | if ((*base == 0) || (*base == try)) |
125 | if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start - num, | |
126 | s->io[i].res->end, s) == 0) { | |
c7d00693 | 127 | *base = try; |
1a8d4663 DB |
128 | s->io[i].InUse += num; |
129 | break; | |
130 | } | |
131 | } | |
132 | return (i == MAX_IO_WIN); | |
133 | } /* alloc_io_space */ | |
134 | ||
135 | ||
136 | static void release_io_space(struct pcmcia_socket *s, ioaddr_t base, | |
137 | ioaddr_t num) | |
138 | { | |
139 | int i; | |
140 | ||
141 | for (i = 0; i < MAX_IO_WIN; i++) { | |
c7d00693 DB |
142 | if (!s->io[i].res) |
143 | continue; | |
144 | if ((s->io[i].res->start <= base) && | |
145 | (s->io[i].res->end >= base+num-1)) { | |
1a8d4663 DB |
146 | s->io[i].InUse -= num; |
147 | /* Free the window if no one else is using it */ | |
148 | if (s->io[i].InUse == 0) { | |
1a8d4663 DB |
149 | release_resource(s->io[i].res); |
150 | kfree(s->io[i].res); | |
151 | s->io[i].res = NULL; | |
152 | } | |
153 | } | |
154 | } | |
155 | } /* release_io_space */ | |
156 | ||
157 | ||
158 | /** pccard_access_configuration_register | |
159 | * | |
160 | * Access_configuration_register() reads and writes configuration | |
161 | * registers in attribute memory. Memory window 0 is reserved for | |
162 | * this and the tuple reading services. | |
163 | */ | |
164 | ||
855cdf13 | 165 | int pcmcia_access_configuration_register(struct pcmcia_device *p_dev, |
1a8d4663 DB |
166 | conf_reg_t *reg) |
167 | { | |
855cdf13 | 168 | struct pcmcia_socket *s; |
1a8d4663 DB |
169 | config_t *c; |
170 | int addr; | |
171 | u_char val; | |
172 | ||
855cdf13 | 173 | if (!p_dev || !p_dev->function_config) |
1a8d4663 DB |
174 | return CS_NO_CARD; |
175 | ||
855cdf13 DB |
176 | s = p_dev->socket; |
177 | c = p_dev->function_config; | |
1a8d4663 DB |
178 | |
179 | if (!(c->state & CONFIG_LOCKED)) | |
180 | return CS_CONFIGURATION_LOCKED; | |
181 | ||
182 | addr = (c->ConfigBase + reg->Offset) >> 1; | |
183 | ||
184 | switch (reg->Action) { | |
185 | case CS_READ: | |
186 | pcmcia_read_cis_mem(s, 1, addr, 1, &val); | |
187 | reg->Value = val; | |
188 | break; | |
189 | case CS_WRITE: | |
190 | val = reg->Value; | |
191 | pcmcia_write_cis_mem(s, 1, addr, 1, &val); | |
192 | break; | |
193 | default: | |
194 | return CS_BAD_ARGS; | |
195 | break; | |
196 | } | |
197 | return CS_SUCCESS; | |
855cdf13 | 198 | } /* pcmcia_access_configuration_register */ |
3448139b DB |
199 | EXPORT_SYMBOL(pcmcia_access_configuration_register); |
200 | ||
1a8d4663 | 201 | |
1a8d4663 | 202 | int pccard_get_configuration_info(struct pcmcia_socket *s, |
855cdf13 | 203 | struct pcmcia_device *p_dev, |
1a8d4663 DB |
204 | config_info_t *config) |
205 | { | |
206 | config_t *c; | |
207 | ||
208 | if (!(s->state & SOCKET_PRESENT)) | |
209 | return CS_NO_CARD; | |
210 | ||
1a8d4663 DB |
211 | |
212 | #ifdef CONFIG_CARDBUS | |
213 | if (s->state & SOCKET_CARDBUS) { | |
214 | memset(config, 0, sizeof(config_info_t)); | |
215 | config->Vcc = s->socket.Vcc; | |
216 | config->Vpp1 = config->Vpp2 = s->socket.Vpp; | |
217 | config->Option = s->cb_dev->subordinate->number; | |
218 | if (s->state & SOCKET_CARDBUS_CONFIG) { | |
219 | config->Attributes = CONF_VALID_CLIENT; | |
220 | config->IntType = INT_CARDBUS; | |
221 | config->AssignedIRQ = s->irq.AssignedIRQ; | |
222 | if (config->AssignedIRQ) | |
223 | config->Attributes |= CONF_ENABLE_IRQ; | |
48b950ff DR |
224 | if (s->io[0].res) { |
225 | config->BasePort1 = s->io[0].res->start; | |
226 | config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1; | |
227 | } | |
1a8d4663 DB |
228 | } |
229 | return CS_SUCCESS; | |
230 | } | |
231 | #endif | |
232 | ||
48b950ff DR |
233 | if (p_dev) { |
234 | c = p_dev->function_config; | |
235 | config->Function = p_dev->func; | |
236 | } else { | |
237 | c = NULL; | |
238 | config->Function = 0; | |
239 | } | |
1a8d4663 DB |
240 | |
241 | if ((c == NULL) || !(c->state & CONFIG_LOCKED)) { | |
242 | config->Attributes = 0; | |
243 | config->Vcc = s->socket.Vcc; | |
244 | config->Vpp1 = config->Vpp2 = s->socket.Vpp; | |
245 | return CS_SUCCESS; | |
246 | } | |
247 | ||
47a31976 DR |
248 | config->Attributes = c->Attributes | CONF_VALID_CLIENT; |
249 | config->Vcc = s->socket.Vcc; | |
250 | config->Vpp1 = config->Vpp2 = s->socket.Vpp; | |
251 | config->IntType = c->IntType; | |
252 | config->ConfigBase = c->ConfigBase; | |
253 | config->Status = c->Status; | |
254 | config->Pin = c->Pin; | |
255 | config->Copy = c->Copy; | |
256 | config->Option = c->Option; | |
257 | config->ExtStatus = c->ExtStatus; | |
258 | config->Present = config->CardValues = c->CardValues; | |
1a8d4663 DB |
259 | config->IRQAttributes = c->irq.Attributes; |
260 | config->AssignedIRQ = s->irq.AssignedIRQ; | |
261 | config->BasePort1 = c->io.BasePort1; | |
262 | config->NumPorts1 = c->io.NumPorts1; | |
263 | config->Attributes1 = c->io.Attributes1; | |
264 | config->BasePort2 = c->io.BasePort2; | |
265 | config->NumPorts2 = c->io.NumPorts2; | |
266 | config->Attributes2 = c->io.Attributes2; | |
267 | config->IOAddrLines = c->io.IOAddrLines; | |
268 | ||
269 | return CS_SUCCESS; | |
270 | } /* pccard_get_configuration_info */ | |
1a8d4663 | 271 | |
2bc5a9bd | 272 | int pcmcia_get_configuration_info(struct pcmcia_device *p_dev, |
3448139b | 273 | config_info_t *config) |
1a8d4663 | 274 | { |
855cdf13 | 275 | return pccard_get_configuration_info(p_dev->socket, p_dev, |
2bc5a9bd | 276 | config); |
3448139b DB |
277 | } |
278 | EXPORT_SYMBOL(pcmcia_get_configuration_info); | |
1a8d4663 DB |
279 | |
280 | ||
281 | /** pcmcia_get_window | |
282 | */ | |
283 | int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, | |
284 | int idx, win_req_t *req) | |
285 | { | |
286 | window_t *win; | |
287 | int w; | |
288 | ||
289 | if (!s || !(s->state & SOCKET_PRESENT)) | |
290 | return CS_NO_CARD; | |
291 | for (w = idx; w < MAX_WIN; w++) | |
292 | if (s->state & SOCKET_WIN_REQ(w)) | |
293 | break; | |
294 | if (w == MAX_WIN) | |
295 | return CS_NO_MORE_ITEMS; | |
296 | win = &s->win[w]; | |
297 | req->Base = win->ctl.res->start; | |
298 | req->Size = win->ctl.res->end - win->ctl.res->start + 1; | |
299 | req->AccessSpeed = win->ctl.speed; | |
300 | req->Attributes = 0; | |
301 | if (win->ctl.flags & MAP_ATTRIB) | |
302 | req->Attributes |= WIN_MEMORY_TYPE_AM; | |
303 | if (win->ctl.flags & MAP_ACTIVE) | |
304 | req->Attributes |= WIN_ENABLE; | |
305 | if (win->ctl.flags & MAP_16BIT) | |
306 | req->Attributes |= WIN_DATA_WIDTH_16; | |
307 | if (win->ctl.flags & MAP_USE_WAIT) | |
308 | req->Attributes |= WIN_USE_WAIT; | |
309 | *handle = win; | |
310 | return CS_SUCCESS; | |
311 | } /* pcmcia_get_window */ | |
312 | EXPORT_SYMBOL(pcmcia_get_window); | |
313 | ||
314 | ||
315 | /** pccard_get_status | |
316 | * | |
317 | * Get the current socket state bits. We don't support the latched | |
318 | * SocketState yet: I haven't seen any point for it. | |
319 | */ | |
320 | ||
855cdf13 | 321 | int pccard_get_status(struct pcmcia_socket *s, struct pcmcia_device *p_dev, |
1a8d4663 DB |
322 | cs_status_t *status) |
323 | { | |
324 | config_t *c; | |
325 | int val; | |
326 | ||
327 | s->ops->get_status(s, &val); | |
328 | status->CardState = status->SocketState = 0; | |
329 | status->CardState |= (val & SS_DETECT) ? CS_EVENT_CARD_DETECT : 0; | |
330 | status->CardState |= (val & SS_CARDBUS) ? CS_EVENT_CB_DETECT : 0; | |
331 | status->CardState |= (val & SS_3VCARD) ? CS_EVENT_3VCARD : 0; | |
332 | status->CardState |= (val & SS_XVCARD) ? CS_EVENT_XVCARD : 0; | |
333 | if (s->state & SOCKET_SUSPEND) | |
334 | status->CardState |= CS_EVENT_PM_SUSPEND; | |
335 | if (!(s->state & SOCKET_PRESENT)) | |
336 | return CS_NO_CARD; | |
337 | ||
855cdf13 DB |
338 | c = (p_dev) ? p_dev->function_config : NULL; |
339 | ||
1a8d4663 DB |
340 | if ((c != NULL) && (c->state & CONFIG_LOCKED) && |
341 | (c->IntType & (INT_MEMORY_AND_IO | INT_ZOOMED_VIDEO))) { | |
342 | u_char reg; | |
1ae9c7d8 | 343 | if (c->CardValues & PRESENT_PIN_REPLACE) { |
1a8d4663 DB |
344 | pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_PRR)>>1, 1, ®); |
345 | status->CardState |= | |
346 | (reg & PRR_WP_STATUS) ? CS_EVENT_WRITE_PROTECT : 0; | |
347 | status->CardState |= | |
348 | (reg & PRR_READY_STATUS) ? CS_EVENT_READY_CHANGE : 0; | |
349 | status->CardState |= | |
350 | (reg & PRR_BVD2_STATUS) ? CS_EVENT_BATTERY_LOW : 0; | |
351 | status->CardState |= | |
352 | (reg & PRR_BVD1_STATUS) ? CS_EVENT_BATTERY_DEAD : 0; | |
353 | } else { | |
354 | /* No PRR? Then assume we're always ready */ | |
355 | status->CardState |= CS_EVENT_READY_CHANGE; | |
356 | } | |
1ae9c7d8 | 357 | if (c->CardValues & PRESENT_EXT_STATUS) { |
1a8d4663 DB |
358 | pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_ESR)>>1, 1, ®); |
359 | status->CardState |= | |
360 | (reg & ESR_REQ_ATTN) ? CS_EVENT_REQUEST_ATTENTION : 0; | |
361 | } | |
362 | return CS_SUCCESS; | |
363 | } | |
364 | status->CardState |= | |
365 | (val & SS_WRPROT) ? CS_EVENT_WRITE_PROTECT : 0; | |
366 | status->CardState |= | |
367 | (val & SS_BATDEAD) ? CS_EVENT_BATTERY_DEAD : 0; | |
368 | status->CardState |= | |
369 | (val & SS_BATWARN) ? CS_EVENT_BATTERY_LOW : 0; | |
370 | status->CardState |= | |
371 | (val & SS_READY) ? CS_EVENT_READY_CHANGE : 0; | |
372 | return CS_SUCCESS; | |
373 | } /* pccard_get_status */ | |
3448139b | 374 | |
855cdf13 | 375 | int pcmcia_get_status(struct pcmcia_device *p_dev, cs_status_t *status) |
3448139b | 376 | { |
855cdf13 | 377 | return pccard_get_status(p_dev->socket, p_dev, status); |
3448139b DB |
378 | } |
379 | EXPORT_SYMBOL(pcmcia_get_status); | |
380 | ||
1a8d4663 DB |
381 | |
382 | ||
383 | /** pcmcia_get_mem_page | |
384 | * | |
385 | * Change the card address of an already open memory window. | |
386 | */ | |
387 | int pcmcia_get_mem_page(window_handle_t win, memreq_t *req) | |
388 | { | |
389 | if ((win == NULL) || (win->magic != WINDOW_MAGIC)) | |
390 | return CS_BAD_HANDLE; | |
391 | req->Page = 0; | |
392 | req->CardOffset = win->ctl.card_start; | |
393 | return CS_SUCCESS; | |
394 | } /* pcmcia_get_mem_page */ | |
395 | EXPORT_SYMBOL(pcmcia_get_mem_page); | |
396 | ||
397 | ||
398 | int pcmcia_map_mem_page(window_handle_t win, memreq_t *req) | |
399 | { | |
400 | struct pcmcia_socket *s; | |
401 | if ((win == NULL) || (win->magic != WINDOW_MAGIC)) | |
402 | return CS_BAD_HANDLE; | |
403 | if (req->Page != 0) | |
404 | return CS_BAD_PAGE; | |
405 | s = win->sock; | |
406 | win->ctl.card_start = req->CardOffset; | |
407 | if (s->ops->set_mem_map(s, &win->ctl) != 0) | |
408 | return CS_BAD_OFFSET; | |
409 | return CS_SUCCESS; | |
410 | } /* pcmcia_map_mem_page */ | |
411 | EXPORT_SYMBOL(pcmcia_map_mem_page); | |
412 | ||
413 | ||
414 | /** pcmcia_modify_configuration | |
415 | * | |
416 | * Modify a locked socket configuration | |
417 | */ | |
2bc5a9bd | 418 | int pcmcia_modify_configuration(struct pcmcia_device *p_dev, |
1a8d4663 DB |
419 | modconf_t *mod) |
420 | { | |
421 | struct pcmcia_socket *s; | |
422 | config_t *c; | |
423 | ||
2bc5a9bd | 424 | s = p_dev->socket; |
dbb22f0d DB |
425 | c = p_dev->function_config; |
426 | ||
1a8d4663 DB |
427 | if (!(s->state & SOCKET_PRESENT)) |
428 | return CS_NO_CARD; | |
429 | if (!(c->state & CONFIG_LOCKED)) | |
430 | return CS_CONFIGURATION_LOCKED; | |
431 | ||
432 | if (mod->Attributes & CONF_IRQ_CHANGE_VALID) { | |
433 | if (mod->Attributes & CONF_ENABLE_IRQ) { | |
434 | c->Attributes |= CONF_ENABLE_IRQ; | |
435 | s->socket.io_irq = s->irq.AssignedIRQ; | |
436 | } else { | |
437 | c->Attributes &= ~CONF_ENABLE_IRQ; | |
438 | s->socket.io_irq = 0; | |
439 | } | |
440 | s->ops->set_socket(s, &s->socket); | |
441 | } | |
442 | ||
443 | if (mod->Attributes & CONF_VCC_CHANGE_VALID) | |
444 | return CS_BAD_VCC; | |
445 | ||
446 | /* We only allow changing Vpp1 and Vpp2 to the same value */ | |
447 | if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) && | |
448 | (mod->Attributes & CONF_VPP2_CHANGE_VALID)) { | |
449 | if (mod->Vpp1 != mod->Vpp2) | |
450 | return CS_BAD_VPP; | |
71ed90d8 | 451 | s->socket.Vpp = mod->Vpp1; |
1a8d4663 DB |
452 | if (s->ops->set_socket(s, &s->socket)) |
453 | return CS_BAD_VPP; | |
454 | } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) || | |
455 | (mod->Attributes & CONF_VPP2_CHANGE_VALID)) | |
456 | return CS_BAD_VPP; | |
457 | ||
4bbed523 DB |
458 | if (mod->Attributes & CONF_IO_CHANGE_WIDTH) { |
459 | pccard_io_map io_off = { 0, 0, 0, 0, 1 }; | |
460 | pccard_io_map io_on; | |
461 | int i; | |
462 | ||
463 | io_on.speed = io_speed; | |
464 | for (i = 0; i < MAX_IO_WIN; i++) { | |
465 | if (!s->io[i].res) | |
466 | continue; | |
467 | io_off.map = i; | |
468 | io_on.map = i; | |
469 | ||
470 | io_on.flags = MAP_ACTIVE | IO_DATA_PATH_WIDTH_8; | |
471 | io_on.start = s->io[i].res->start; | |
472 | io_on.stop = s->io[i].res->end; | |
473 | ||
474 | s->ops->set_io_map(s, &io_off); | |
475 | mdelay(40); | |
476 | s->ops->set_io_map(s, &io_on); | |
477 | } | |
478 | } | |
479 | ||
1a8d4663 DB |
480 | return CS_SUCCESS; |
481 | } /* modify_configuration */ | |
482 | EXPORT_SYMBOL(pcmcia_modify_configuration); | |
483 | ||
484 | ||
2bc5a9bd | 485 | int pcmcia_release_configuration(struct pcmcia_device *p_dev) |
1a8d4663 DB |
486 | { |
487 | pccard_io_map io = { 0, 0, 0, 0, 1 }; | |
2bc5a9bd | 488 | struct pcmcia_socket *s = p_dev->socket; |
5f2a71fc | 489 | config_t *c = p_dev->function_config; |
1a8d4663 DB |
490 | int i; |
491 | ||
e2d40963 DB |
492 | if (p_dev->_locked) { |
493 | p_dev->_locked = 0; | |
1a8d4663 DB |
494 | if (--(s->lock_count) == 0) { |
495 | s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */ | |
496 | s->socket.Vpp = 0; | |
497 | s->socket.io_irq = 0; | |
498 | s->ops->set_socket(s, &s->socket); | |
499 | } | |
5f2a71fc DB |
500 | } |
501 | if (c->state & CONFIG_LOCKED) { | |
502 | c->state &= ~CONFIG_LOCKED; | |
1a8d4663 DB |
503 | if (c->state & CONFIG_IO_REQ) |
504 | for (i = 0; i < MAX_IO_WIN; i++) { | |
c7d00693 | 505 | if (!s->io[i].res) |
1a8d4663 DB |
506 | continue; |
507 | s->io[i].Config--; | |
508 | if (s->io[i].Config != 0) | |
509 | continue; | |
510 | io.map = i; | |
511 | s->ops->set_io_map(s, &io); | |
512 | } | |
1a8d4663 DB |
513 | } |
514 | ||
515 | return CS_SUCCESS; | |
516 | } /* pcmcia_release_configuration */ | |
1a8d4663 DB |
517 | |
518 | ||
519 | /** pcmcia_release_io | |
520 | * | |
521 | * Release_io() releases the I/O ranges allocated by a client. This | |
522 | * may be invoked some time after a card ejection has already dumped | |
523 | * the actual socket configuration, so if the client is "stale", we | |
524 | * don't bother checking the port ranges against the current socket | |
525 | * values. | |
526 | */ | |
b4c88400 | 527 | static int pcmcia_release_io(struct pcmcia_device *p_dev, io_req_t *req) |
1a8d4663 | 528 | { |
2bc5a9bd | 529 | struct pcmcia_socket *s = p_dev->socket; |
5f2a71fc | 530 | config_t *c = p_dev->function_config; |
1a8d4663 | 531 | |
e2d40963 | 532 | if (!p_dev->_io ) |
1a8d4663 | 533 | return CS_BAD_HANDLE; |
5f2a71fc | 534 | |
e2d40963 | 535 | p_dev->_io = 0; |
1a8d4663 | 536 | |
5f2a71fc DB |
537 | if ((c->io.BasePort1 != req->BasePort1) || |
538 | (c->io.NumPorts1 != req->NumPorts1) || | |
539 | (c->io.BasePort2 != req->BasePort2) || | |
540 | (c->io.NumPorts2 != req->NumPorts2)) | |
541 | return CS_BAD_ARGS; | |
542 | ||
543 | c->state &= ~CONFIG_IO_REQ; | |
1a8d4663 DB |
544 | |
545 | release_io_space(s, req->BasePort1, req->NumPorts1); | |
546 | if (req->NumPorts2) | |
547 | release_io_space(s, req->BasePort2, req->NumPorts2); | |
548 | ||
549 | return CS_SUCCESS; | |
550 | } /* pcmcia_release_io */ | |
1a8d4663 DB |
551 | |
552 | ||
b4c88400 | 553 | static int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req) |
1a8d4663 | 554 | { |
2bc5a9bd | 555 | struct pcmcia_socket *s = p_dev->socket; |
5f2a71fc DB |
556 | config_t *c= p_dev->function_config; |
557 | ||
e2d40963 | 558 | if (!p_dev->_irq) |
1a8d4663 | 559 | return CS_BAD_HANDLE; |
e2d40963 | 560 | p_dev->_irq = 0; |
1a8d4663 | 561 | |
5f2a71fc DB |
562 | if (c->state & CONFIG_LOCKED) |
563 | return CS_CONFIGURATION_LOCKED; | |
564 | if (c->irq.Attributes != req->Attributes) | |
565 | return CS_BAD_ATTRIBUTE; | |
566 | if (s->irq.AssignedIRQ != req->AssignedIRQ) | |
567 | return CS_BAD_IRQ; | |
568 | if (--s->irq.Config == 0) { | |
569 | c->state &= ~CONFIG_IRQ_REQ; | |
570 | s->irq.AssignedIRQ = 0; | |
1a8d4663 DB |
571 | } |
572 | ||
573 | if (req->Attributes & IRQ_HANDLE_PRESENT) { | |
574 | free_irq(req->AssignedIRQ, req->Instance); | |
575 | } | |
576 | ||
577 | #ifdef CONFIG_PCMCIA_PROBE | |
578 | pcmcia_used_irq[req->AssignedIRQ]--; | |
579 | #endif | |
580 | ||
581 | return CS_SUCCESS; | |
582 | } /* pcmcia_release_irq */ | |
1a8d4663 DB |
583 | |
584 | ||
585 | int pcmcia_release_window(window_handle_t win) | |
586 | { | |
587 | struct pcmcia_socket *s; | |
588 | ||
589 | if ((win == NULL) || (win->magic != WINDOW_MAGIC)) | |
590 | return CS_BAD_HANDLE; | |
591 | s = win->sock; | |
e2d40963 | 592 | if (!(win->handle->_win & CLIENT_WIN_REQ(win->index))) |
1a8d4663 DB |
593 | return CS_BAD_HANDLE; |
594 | ||
595 | /* Shut down memory window */ | |
596 | win->ctl.flags &= ~MAP_ACTIVE; | |
597 | s->ops->set_mem_map(s, &win->ctl); | |
598 | s->state &= ~SOCKET_WIN_REQ(win->index); | |
599 | ||
600 | /* Release system memory */ | |
601 | if (win->ctl.res) { | |
602 | release_resource(win->ctl.res); | |
603 | kfree(win->ctl.res); | |
604 | win->ctl.res = NULL; | |
605 | } | |
e2d40963 | 606 | win->handle->_win &= ~CLIENT_WIN_REQ(win->index); |
1a8d4663 DB |
607 | |
608 | win->magic = 0; | |
609 | ||
610 | return CS_SUCCESS; | |
611 | } /* pcmcia_release_window */ | |
612 | EXPORT_SYMBOL(pcmcia_release_window); | |
613 | ||
614 | ||
2bc5a9bd | 615 | int pcmcia_request_configuration(struct pcmcia_device *p_dev, |
1a8d4663 DB |
616 | config_req_t *req) |
617 | { | |
618 | int i; | |
619 | u_int base; | |
2bc5a9bd | 620 | struct pcmcia_socket *s = p_dev->socket; |
1a8d4663 DB |
621 | config_t *c; |
622 | pccard_io_map iomap; | |
623 | ||
1a8d4663 DB |
624 | if (!(s->state & SOCKET_PRESENT)) |
625 | return CS_NO_CARD; | |
626 | ||
1a8d4663 DB |
627 | if (req->IntType & INT_CARDBUS) |
628 | return CS_UNSUPPORTED_MODE; | |
dbb22f0d | 629 | c = p_dev->function_config; |
1a8d4663 DB |
630 | if (c->state & CONFIG_LOCKED) |
631 | return CS_CONFIGURATION_LOCKED; | |
632 | ||
633 | /* Do power control. We don't allow changes in Vcc. */ | |
70294b46 | 634 | s->socket.Vpp = req->Vpp; |
1a8d4663 DB |
635 | if (s->ops->set_socket(s, &s->socket)) |
636 | return CS_BAD_VPP; | |
637 | ||
1a8d4663 DB |
638 | /* Pick memory or I/O card, DMA mode, interrupt */ |
639 | c->IntType = req->IntType; | |
640 | c->Attributes = req->Attributes; | |
641 | if (req->IntType & INT_MEMORY_AND_IO) | |
642 | s->socket.flags |= SS_IOCARD; | |
643 | if (req->IntType & INT_ZOOMED_VIDEO) | |
644 | s->socket.flags |= SS_ZVCARD | SS_IOCARD; | |
645 | if (req->Attributes & CONF_ENABLE_DMA) | |
646 | s->socket.flags |= SS_DMA_MODE; | |
647 | if (req->Attributes & CONF_ENABLE_SPKR) | |
648 | s->socket.flags |= SS_SPKR_ENA; | |
649 | if (req->Attributes & CONF_ENABLE_IRQ) | |
650 | s->socket.io_irq = s->irq.AssignedIRQ; | |
651 | else | |
652 | s->socket.io_irq = 0; | |
653 | s->ops->set_socket(s, &s->socket); | |
654 | s->lock_count++; | |
655 | ||
656 | /* Set up CIS configuration registers */ | |
657 | base = c->ConfigBase = req->ConfigBase; | |
1ae9c7d8 | 658 | c->CardValues = req->Present; |
1a8d4663 DB |
659 | if (req->Present & PRESENT_COPY) { |
660 | c->Copy = req->Copy; | |
661 | pcmcia_write_cis_mem(s, 1, (base + CISREG_SCR)>>1, 1, &c->Copy); | |
662 | } | |
663 | if (req->Present & PRESENT_OPTION) { | |
664 | if (s->functions == 1) { | |
665 | c->Option = req->ConfigIndex & COR_CONFIG_MASK; | |
666 | } else { | |
667 | c->Option = req->ConfigIndex & COR_MFC_CONFIG_MASK; | |
668 | c->Option |= COR_FUNC_ENA|COR_IREQ_ENA; | |
669 | if (req->Present & PRESENT_IOBASE_0) | |
670 | c->Option |= COR_ADDR_DECODE; | |
671 | } | |
672 | if (c->state & CONFIG_IRQ_REQ) | |
673 | if (!(c->irq.Attributes & IRQ_FORCED_PULSE)) | |
674 | c->Option |= COR_LEVEL_REQ; | |
675 | pcmcia_write_cis_mem(s, 1, (base + CISREG_COR)>>1, 1, &c->Option); | |
676 | mdelay(40); | |
677 | } | |
678 | if (req->Present & PRESENT_STATUS) { | |
679 | c->Status = req->Status; | |
680 | pcmcia_write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &c->Status); | |
681 | } | |
682 | if (req->Present & PRESENT_PIN_REPLACE) { | |
683 | c->Pin = req->Pin; | |
684 | pcmcia_write_cis_mem(s, 1, (base + CISREG_PRR)>>1, 1, &c->Pin); | |
685 | } | |
686 | if (req->Present & PRESENT_EXT_STATUS) { | |
687 | c->ExtStatus = req->ExtStatus; | |
688 | pcmcia_write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, &c->ExtStatus); | |
689 | } | |
690 | if (req->Present & PRESENT_IOBASE_0) { | |
691 | u_char b = c->io.BasePort1 & 0xff; | |
692 | pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_0)>>1, 1, &b); | |
693 | b = (c->io.BasePort1 >> 8) & 0xff; | |
694 | pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_1)>>1, 1, &b); | |
695 | } | |
696 | if (req->Present & PRESENT_IOSIZE) { | |
697 | u_char b = c->io.NumPorts1 + c->io.NumPorts2 - 1; | |
698 | pcmcia_write_cis_mem(s, 1, (base + CISREG_IOSIZE)>>1, 1, &b); | |
699 | } | |
700 | ||
701 | /* Configure I/O windows */ | |
702 | if (c->state & CONFIG_IO_REQ) { | |
703 | iomap.speed = io_speed; | |
704 | for (i = 0; i < MAX_IO_WIN; i++) | |
c7d00693 | 705 | if (s->io[i].res) { |
1a8d4663 DB |
706 | iomap.map = i; |
707 | iomap.flags = MAP_ACTIVE; | |
c7d00693 | 708 | switch (s->io[i].res->flags & IO_DATA_PATH_WIDTH) { |
1a8d4663 DB |
709 | case IO_DATA_PATH_WIDTH_16: |
710 | iomap.flags |= MAP_16BIT; break; | |
711 | case IO_DATA_PATH_WIDTH_AUTO: | |
712 | iomap.flags |= MAP_AUTOSZ; break; | |
713 | default: | |
714 | break; | |
715 | } | |
c7d00693 DB |
716 | iomap.start = s->io[i].res->start; |
717 | iomap.stop = s->io[i].res->end; | |
1a8d4663 DB |
718 | s->ops->set_io_map(s, &iomap); |
719 | s->io[i].Config++; | |
720 | } | |
721 | } | |
722 | ||
723 | c->state |= CONFIG_LOCKED; | |
e2d40963 | 724 | p_dev->_locked = 1; |
1a8d4663 DB |
725 | return CS_SUCCESS; |
726 | } /* pcmcia_request_configuration */ | |
727 | EXPORT_SYMBOL(pcmcia_request_configuration); | |
728 | ||
729 | ||
730 | /** pcmcia_request_io | |
731 | * | |
732 | * Request_io() reserves ranges of port addresses for a socket. | |
733 | * I have not implemented range sharing or alias addressing. | |
734 | */ | |
2bc5a9bd | 735 | int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req) |
1a8d4663 | 736 | { |
2bc5a9bd | 737 | struct pcmcia_socket *s = p_dev->socket; |
1a8d4663 DB |
738 | config_t *c; |
739 | ||
1a8d4663 DB |
740 | if (!(s->state & SOCKET_PRESENT)) |
741 | return CS_NO_CARD; | |
742 | ||
1a8d4663 DB |
743 | if (!req) |
744 | return CS_UNSUPPORTED_MODE; | |
dbb22f0d | 745 | c = p_dev->function_config; |
1a8d4663 DB |
746 | if (c->state & CONFIG_LOCKED) |
747 | return CS_CONFIGURATION_LOCKED; | |
748 | if (c->state & CONFIG_IO_REQ) | |
749 | return CS_IN_USE; | |
750 | if (req->Attributes1 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS)) | |
751 | return CS_BAD_ATTRIBUTE; | |
752 | if ((req->NumPorts2 > 0) && | |
753 | (req->Attributes2 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS))) | |
754 | return CS_BAD_ATTRIBUTE; | |
755 | ||
756 | if (alloc_io_space(s, req->Attributes1, &req->BasePort1, | |
757 | req->NumPorts1, req->IOAddrLines)) | |
758 | return CS_IN_USE; | |
759 | ||
760 | if (req->NumPorts2) { | |
761 | if (alloc_io_space(s, req->Attributes2, &req->BasePort2, | |
762 | req->NumPorts2, req->IOAddrLines)) { | |
763 | release_io_space(s, req->BasePort1, req->NumPorts1); | |
764 | return CS_IN_USE; | |
765 | } | |
766 | } | |
767 | ||
768 | c->io = *req; | |
769 | c->state |= CONFIG_IO_REQ; | |
e2d40963 | 770 | p_dev->_io = 1; |
1a8d4663 DB |
771 | return CS_SUCCESS; |
772 | } /* pcmcia_request_io */ | |
773 | EXPORT_SYMBOL(pcmcia_request_io); | |
774 | ||
775 | ||
776 | /** pcmcia_request_irq | |
777 | * | |
778 | * Request_irq() reserves an irq for this client. | |
779 | * | |
780 | * Also, since Linux only reserves irq's when they are actually | |
781 | * hooked, we don't guarantee that an irq will still be available | |
782 | * when the configuration is locked. Now that I think about it, | |
783 | * there might be a way to fix this using a dummy handler. | |
784 | */ | |
785 | ||
786 | #ifdef CONFIG_PCMCIA_PROBE | |
7d12e780 | 787 | static irqreturn_t test_action(int cpl, void *dev_id) |
1a8d4663 DB |
788 | { |
789 | return IRQ_NONE; | |
790 | } | |
791 | #endif | |
792 | ||
2bc5a9bd | 793 | int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) |
1a8d4663 | 794 | { |
2bc5a9bd | 795 | struct pcmcia_socket *s = p_dev->socket; |
1a8d4663 DB |
796 | config_t *c; |
797 | int ret = CS_IN_USE, irq = 0; | |
c533120b | 798 | int type; |
1a8d4663 | 799 | |
1a8d4663 DB |
800 | if (!(s->state & SOCKET_PRESENT)) |
801 | return CS_NO_CARD; | |
dbb22f0d | 802 | c = p_dev->function_config; |
1a8d4663 DB |
803 | if (c->state & CONFIG_LOCKED) |
804 | return CS_CONFIGURATION_LOCKED; | |
805 | if (c->state & CONFIG_IRQ_REQ) | |
806 | return CS_IN_USE; | |
807 | ||
c533120b AC |
808 | /* Decide what type of interrupt we are registering */ |
809 | type = 0; | |
810 | if (s->functions > 1) /* All of this ought to be handled higher up */ | |
dace1453 | 811 | type = IRQF_SHARED; |
c533120b | 812 | if (req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) |
dace1453 | 813 | type = IRQF_SHARED; |
c533120b | 814 | |
1a8d4663 DB |
815 | #ifdef CONFIG_PCMCIA_PROBE |
816 | if (s->irq.AssignedIRQ != 0) { | |
817 | /* If the interrupt is already assigned, it must be the same */ | |
818 | irq = s->irq.AssignedIRQ; | |
819 | } else { | |
820 | int try; | |
821 | u32 mask = s->irq_mask; | |
a1b274fb | 822 | void *data = &p_dev->dev.driver; /* something unique to this device */ |
1a8d4663 DB |
823 | |
824 | for (try = 0; try < 64; try++) { | |
825 | irq = try % 32; | |
826 | ||
827 | /* marked as available by driver, and not blocked by userspace? */ | |
828 | if (!((mask >> irq) & 1)) | |
829 | continue; | |
830 | ||
831 | /* avoid an IRQ which is already used by a PCMCIA card */ | |
832 | if ((try < 32) && pcmcia_used_irq[irq]) | |
833 | continue; | |
834 | ||
835 | /* register the correct driver, if possible, of check whether | |
836 | * registering a dummy handle works, i.e. if the IRQ isn't | |
837 | * marked as used by the kernel resource management core */ | |
838 | ret = request_irq(irq, | |
839 | (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action, | |
c533120b | 840 | type, |
bd65a685 | 841 | p_dev->devname, |
1a8d4663 DB |
842 | (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data); |
843 | if (!ret) { | |
844 | if (!(req->Attributes & IRQ_HANDLE_PRESENT)) | |
845 | free_irq(irq, data); | |
846 | break; | |
847 | } | |
848 | } | |
849 | } | |
850 | #endif | |
c181e0e0 DR |
851 | /* only assign PCI irq if no IRQ already assigned */ |
852 | if (ret && !s->irq.AssignedIRQ) { | |
1a8d4663 DB |
853 | if (!s->pci_irq) |
854 | return ret; | |
dace1453 | 855 | type = IRQF_SHARED; |
1a8d4663 DB |
856 | irq = s->pci_irq; |
857 | } | |
858 | ||
c533120b AC |
859 | if (ret && (req->Attributes & IRQ_HANDLE_PRESENT)) { |
860 | if (request_irq(irq, req->Handler, type, p_dev->devname, req->Instance)) | |
1a8d4663 DB |
861 | return CS_IN_USE; |
862 | } | |
863 | ||
c533120b | 864 | /* Make sure the fact the request type was overridden is passed back */ |
dace1453 | 865 | if (type == IRQF_SHARED && !(req->Attributes & IRQ_TYPE_DYNAMIC_SHARING)) { |
c533120b AC |
866 | req->Attributes |= IRQ_TYPE_DYNAMIC_SHARING; |
867 | printk(KERN_WARNING "pcmcia: request for exclusive IRQ could not be fulfilled.\n"); | |
868 | printk(KERN_WARNING "pcmcia: the driver needs updating to supported shared IRQ lines.\n"); | |
869 | } | |
1a8d4663 DB |
870 | c->irq.Attributes = req->Attributes; |
871 | s->irq.AssignedIRQ = req->AssignedIRQ = irq; | |
872 | s->irq.Config++; | |
873 | ||
874 | c->state |= CONFIG_IRQ_REQ; | |
e2d40963 | 875 | p_dev->_irq = 1; |
1a8d4663 DB |
876 | |
877 | #ifdef CONFIG_PCMCIA_PROBE | |
878 | pcmcia_used_irq[irq]++; | |
879 | #endif | |
880 | ||
881 | return CS_SUCCESS; | |
882 | } /* pcmcia_request_irq */ | |
883 | EXPORT_SYMBOL(pcmcia_request_irq); | |
884 | ||
885 | ||
886 | /** pcmcia_request_window | |
887 | * | |
888 | * Request_window() establishes a mapping between card memory space | |
889 | * and system memory space. | |
890 | */ | |
2bc5a9bd | 891 | int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_handle_t *wh) |
1a8d4663 | 892 | { |
2bc5a9bd | 893 | struct pcmcia_socket *s = (*p_dev)->socket; |
1a8d4663 DB |
894 | window_t *win; |
895 | u_long align; | |
896 | int w; | |
897 | ||
1a8d4663 DB |
898 | if (!(s->state & SOCKET_PRESENT)) |
899 | return CS_NO_CARD; | |
900 | if (req->Attributes & (WIN_PAGED | WIN_SHARED)) | |
901 | return CS_BAD_ATTRIBUTE; | |
902 | ||
903 | /* Window size defaults to smallest available */ | |
904 | if (req->Size == 0) | |
905 | req->Size = s->map_size; | |
906 | align = (((s->features & SS_CAP_MEM_ALIGN) || | |
907 | (req->Attributes & WIN_STRICT_ALIGN)) ? | |
908 | req->Size : s->map_size); | |
909 | if (req->Size & (s->map_size-1)) | |
910 | return CS_BAD_SIZE; | |
911 | if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) || | |
912 | (req->Base & (align-1))) | |
913 | return CS_BAD_BASE; | |
914 | if (req->Base) | |
915 | align = 0; | |
916 | ||
917 | /* Allocate system memory window */ | |
918 | for (w = 0; w < MAX_WIN; w++) | |
919 | if (!(s->state & SOCKET_WIN_REQ(w))) break; | |
920 | if (w == MAX_WIN) | |
921 | return CS_OUT_OF_RESOURCE; | |
922 | ||
923 | win = &s->win[w]; | |
924 | win->magic = WINDOW_MAGIC; | |
925 | win->index = w; | |
2bc5a9bd | 926 | win->handle = *p_dev; |
1a8d4663 DB |
927 | win->sock = s; |
928 | ||
929 | if (!(s->features & SS_CAP_STATIC_MAP)) { | |
930 | win->ctl.res = pcmcia_find_mem_region(req->Base, req->Size, align, | |
931 | (req->Attributes & WIN_MAP_BELOW_1MB), s); | |
932 | if (!win->ctl.res) | |
933 | return CS_IN_USE; | |
934 | } | |
e2d40963 | 935 | (*p_dev)->_win |= CLIENT_WIN_REQ(w); |
1a8d4663 DB |
936 | |
937 | /* Configure the socket controller */ | |
938 | win->ctl.map = w+1; | |
939 | win->ctl.flags = 0; | |
940 | win->ctl.speed = req->AccessSpeed; | |
941 | if (req->Attributes & WIN_MEMORY_TYPE) | |
942 | win->ctl.flags |= MAP_ATTRIB; | |
943 | if (req->Attributes & WIN_ENABLE) | |
944 | win->ctl.flags |= MAP_ACTIVE; | |
945 | if (req->Attributes & WIN_DATA_WIDTH_16) | |
946 | win->ctl.flags |= MAP_16BIT; | |
947 | if (req->Attributes & WIN_USE_WAIT) | |
948 | win->ctl.flags |= MAP_USE_WAIT; | |
949 | win->ctl.card_start = 0; | |
950 | if (s->ops->set_mem_map(s, &win->ctl) != 0) | |
951 | return CS_BAD_ARGS; | |
952 | s->state |= SOCKET_WIN_REQ(w); | |
953 | ||
954 | /* Return window handle */ | |
955 | if (s->features & SS_CAP_STATIC_MAP) { | |
956 | req->Base = win->ctl.static_start; | |
957 | } else { | |
958 | req->Base = win->ctl.res->start; | |
959 | } | |
960 | *wh = win; | |
961 | ||
962 | return CS_SUCCESS; | |
963 | } /* pcmcia_request_window */ | |
964 | EXPORT_SYMBOL(pcmcia_request_window); | |
5f2a71fc DB |
965 | |
966 | void pcmcia_disable_device(struct pcmcia_device *p_dev) { | |
5f2a71fc | 967 | pcmcia_release_configuration(p_dev); |
fd238232 DB |
968 | pcmcia_release_io(p_dev, &p_dev->io); |
969 | pcmcia_release_irq(p_dev, &p_dev->irq); | |
970 | if (&p_dev->win) | |
971 | pcmcia_release_window(p_dev->win); | |
5f2a71fc DB |
972 | } |
973 | EXPORT_SYMBOL(pcmcia_disable_device); |