Commit | Line | Data |
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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; | |
1a8d4663 DB |
51 | |
52 | #define ds_dbg(skt, lvl, fmt, arg...) do { \ | |
53 | if (ds_pc_debug >= lvl) \ | |
54 | printk(KERN_DEBUG "pcmcia_resource: %s: " fmt, \ | |
55 | cs_socket_name(skt) , ## arg); \ | |
56 | } while (0) | |
57 | #else | |
58 | #define ds_dbg(lvl, fmt, arg...) do { } while (0) | |
59 | #endif | |
60 | ||
61 | ||
62 | ||
63 | /** alloc_io_space | |
64 | * | |
65 | * Special stuff for managing IO windows, because they are scarce | |
66 | */ | |
67 | ||
68 | static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, | |
69 | ioaddr_t num, u_int lines) | |
70 | { | |
71 | int i; | |
72 | kio_addr_t try, align; | |
73 | ||
74 | align = (*base) ? (lines ? 1<<lines : 0) : 1; | |
75 | if (align && (align < num)) { | |
76 | if (*base) { | |
77 | ds_dbg(s, 0, "odd IO request: num %#x align %#lx\n", | |
78 | num, align); | |
79 | align = 0; | |
80 | } else | |
81 | while (align && (align < num)) align <<= 1; | |
82 | } | |
83 | if (*base & ~(align-1)) { | |
84 | ds_dbg(s, 0, "odd IO request: base %#x align %#lx\n", | |
85 | *base, align); | |
86 | align = 0; | |
87 | } | |
88 | if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) { | |
89 | *base = s->io_offset | (*base & 0x0fff); | |
90 | return 0; | |
91 | } | |
92 | /* Check for an already-allocated window that must conflict with | |
93 | * what was asked for. It is a hack because it does not catch all | |
94 | * potential conflicts, just the most obvious ones. | |
95 | */ | |
96 | for (i = 0; i < MAX_IO_WIN; i++) | |
4708b5fa | 97 | if ((s->io[i].res) && *base && |
c7d00693 | 98 | ((s->io[i].res->start & (align-1)) == *base)) |
1a8d4663 DB |
99 | return 1; |
100 | for (i = 0; i < MAX_IO_WIN; i++) { | |
c7d00693 | 101 | if (!s->io[i].res) { |
1a8d4663 DB |
102 | s->io[i].res = pcmcia_find_io_region(*base, num, align, s); |
103 | if (s->io[i].res) { | |
c7d00693 DB |
104 | *base = s->io[i].res->start; |
105 | s->io[i].res->flags = (s->io[i].res->flags & ~IORESOURCE_BITS) | (attr & IORESOURCE_BITS); | |
106 | s->io[i].InUse = num; | |
1a8d4663 DB |
107 | break; |
108 | } else | |
109 | return 1; | |
c7d00693 | 110 | } else if ((s->io[i].res->flags & IORESOURCE_BITS) != (attr & IORESOURCE_BITS)) |
1a8d4663 DB |
111 | continue; |
112 | /* Try to extend top of window */ | |
c7d00693 | 113 | try = s->io[i].res->end + 1; |
1a8d4663 DB |
114 | if ((*base == 0) || (*base == try)) |
115 | if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start, | |
116 | s->io[i].res->end + num, s) == 0) { | |
117 | *base = try; | |
1a8d4663 DB |
118 | s->io[i].InUse += num; |
119 | break; | |
120 | } | |
121 | /* Try to extend bottom of window */ | |
c7d00693 | 122 | try = s->io[i].res->start - num; |
1a8d4663 DB |
123 | if ((*base == 0) || (*base == try)) |
124 | if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start - num, | |
125 | s->io[i].res->end, s) == 0) { | |
c7d00693 | 126 | *base = try; |
1a8d4663 DB |
127 | s->io[i].InUse += num; |
128 | break; | |
129 | } | |
130 | } | |
131 | return (i == MAX_IO_WIN); | |
132 | } /* alloc_io_space */ | |
133 | ||
134 | ||
135 | static void release_io_space(struct pcmcia_socket *s, ioaddr_t base, | |
136 | ioaddr_t num) | |
137 | { | |
138 | int i; | |
139 | ||
140 | for (i = 0; i < MAX_IO_WIN; i++) { | |
c7d00693 DB |
141 | if (!s->io[i].res) |
142 | continue; | |
143 | if ((s->io[i].res->start <= base) && | |
144 | (s->io[i].res->end >= base+num-1)) { | |
1a8d4663 DB |
145 | s->io[i].InUse -= num; |
146 | /* Free the window if no one else is using it */ | |
147 | if (s->io[i].InUse == 0) { | |
1a8d4663 DB |
148 | release_resource(s->io[i].res); |
149 | kfree(s->io[i].res); | |
150 | s->io[i].res = NULL; | |
151 | } | |
152 | } | |
153 | } | |
154 | } /* release_io_space */ | |
155 | ||
156 | ||
157 | /** pccard_access_configuration_register | |
158 | * | |
159 | * Access_configuration_register() reads and writes configuration | |
160 | * registers in attribute memory. Memory window 0 is reserved for | |
161 | * this and the tuple reading services. | |
162 | */ | |
163 | ||
855cdf13 | 164 | int pcmcia_access_configuration_register(struct pcmcia_device *p_dev, |
1a8d4663 DB |
165 | conf_reg_t *reg) |
166 | { | |
855cdf13 | 167 | struct pcmcia_socket *s; |
1a8d4663 DB |
168 | config_t *c; |
169 | int addr; | |
170 | u_char val; | |
171 | ||
855cdf13 | 172 | if (!p_dev || !p_dev->function_config) |
1a8d4663 DB |
173 | return CS_NO_CARD; |
174 | ||
855cdf13 DB |
175 | s = p_dev->socket; |
176 | c = p_dev->function_config; | |
1a8d4663 DB |
177 | |
178 | if (!(c->state & CONFIG_LOCKED)) | |
179 | return CS_CONFIGURATION_LOCKED; | |
180 | ||
181 | addr = (c->ConfigBase + reg->Offset) >> 1; | |
182 | ||
183 | switch (reg->Action) { | |
184 | case CS_READ: | |
185 | pcmcia_read_cis_mem(s, 1, addr, 1, &val); | |
186 | reg->Value = val; | |
187 | break; | |
188 | case CS_WRITE: | |
189 | val = reg->Value; | |
190 | pcmcia_write_cis_mem(s, 1, addr, 1, &val); | |
191 | break; | |
192 | default: | |
193 | return CS_BAD_ARGS; | |
194 | break; | |
195 | } | |
196 | return CS_SUCCESS; | |
855cdf13 | 197 | } /* pcmcia_access_configuration_register */ |
3448139b DB |
198 | EXPORT_SYMBOL(pcmcia_access_configuration_register); |
199 | ||
1a8d4663 | 200 | |
1a8d4663 | 201 | int pccard_get_configuration_info(struct pcmcia_socket *s, |
855cdf13 | 202 | struct pcmcia_device *p_dev, |
1a8d4663 DB |
203 | config_info_t *config) |
204 | { | |
205 | config_t *c; | |
206 | ||
207 | if (!(s->state & SOCKET_PRESENT)) | |
208 | return CS_NO_CARD; | |
209 | ||
1a8d4663 DB |
210 | |
211 | #ifdef CONFIG_CARDBUS | |
212 | if (s->state & SOCKET_CARDBUS) { | |
213 | memset(config, 0, sizeof(config_info_t)); | |
214 | config->Vcc = s->socket.Vcc; | |
215 | config->Vpp1 = config->Vpp2 = s->socket.Vpp; | |
216 | config->Option = s->cb_dev->subordinate->number; | |
217 | if (s->state & SOCKET_CARDBUS_CONFIG) { | |
218 | config->Attributes = CONF_VALID_CLIENT; | |
219 | config->IntType = INT_CARDBUS; | |
220 | config->AssignedIRQ = s->irq.AssignedIRQ; | |
221 | if (config->AssignedIRQ) | |
222 | config->Attributes |= CONF_ENABLE_IRQ; | |
48b950ff DR |
223 | if (s->io[0].res) { |
224 | config->BasePort1 = s->io[0].res->start; | |
225 | config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1; | |
226 | } | |
1a8d4663 DB |
227 | } |
228 | return CS_SUCCESS; | |
229 | } | |
230 | #endif | |
231 | ||
48b950ff DR |
232 | if (p_dev) { |
233 | c = p_dev->function_config; | |
234 | config->Function = p_dev->func; | |
235 | } else { | |
236 | c = NULL; | |
237 | config->Function = 0; | |
238 | } | |
1a8d4663 DB |
239 | |
240 | if ((c == NULL) || !(c->state & CONFIG_LOCKED)) { | |
241 | config->Attributes = 0; | |
242 | config->Vcc = s->socket.Vcc; | |
243 | config->Vpp1 = config->Vpp2 = s->socket.Vpp; | |
244 | return CS_SUCCESS; | |
245 | } | |
246 | ||
47a31976 DR |
247 | config->Attributes = c->Attributes | CONF_VALID_CLIENT; |
248 | config->Vcc = s->socket.Vcc; | |
249 | config->Vpp1 = config->Vpp2 = s->socket.Vpp; | |
250 | config->IntType = c->IntType; | |
251 | config->ConfigBase = c->ConfigBase; | |
252 | config->Status = c->Status; | |
253 | config->Pin = c->Pin; | |
254 | config->Copy = c->Copy; | |
255 | config->Option = c->Option; | |
256 | config->ExtStatus = c->ExtStatus; | |
257 | config->Present = config->CardValues = c->CardValues; | |
1a8d4663 DB |
258 | config->IRQAttributes = c->irq.Attributes; |
259 | config->AssignedIRQ = s->irq.AssignedIRQ; | |
260 | config->BasePort1 = c->io.BasePort1; | |
261 | config->NumPorts1 = c->io.NumPorts1; | |
262 | config->Attributes1 = c->io.Attributes1; | |
263 | config->BasePort2 = c->io.BasePort2; | |
264 | config->NumPorts2 = c->io.NumPorts2; | |
265 | config->Attributes2 = c->io.Attributes2; | |
266 | config->IOAddrLines = c->io.IOAddrLines; | |
267 | ||
268 | return CS_SUCCESS; | |
269 | } /* pccard_get_configuration_info */ | |
1a8d4663 | 270 | |
2bc5a9bd | 271 | int pcmcia_get_configuration_info(struct pcmcia_device *p_dev, |
3448139b | 272 | config_info_t *config) |
1a8d4663 | 273 | { |
855cdf13 | 274 | return pccard_get_configuration_info(p_dev->socket, p_dev, |
2bc5a9bd | 275 | config); |
3448139b DB |
276 | } |
277 | EXPORT_SYMBOL(pcmcia_get_configuration_info); | |
1a8d4663 DB |
278 | |
279 | ||
280 | /** pcmcia_get_window | |
281 | */ | |
282 | int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, | |
283 | int idx, win_req_t *req) | |
284 | { | |
285 | window_t *win; | |
286 | int w; | |
287 | ||
288 | if (!s || !(s->state & SOCKET_PRESENT)) | |
289 | return CS_NO_CARD; | |
290 | for (w = idx; w < MAX_WIN; w++) | |
291 | if (s->state & SOCKET_WIN_REQ(w)) | |
292 | break; | |
293 | if (w == MAX_WIN) | |
294 | return CS_NO_MORE_ITEMS; | |
295 | win = &s->win[w]; | |
296 | req->Base = win->ctl.res->start; | |
297 | req->Size = win->ctl.res->end - win->ctl.res->start + 1; | |
298 | req->AccessSpeed = win->ctl.speed; | |
299 | req->Attributes = 0; | |
300 | if (win->ctl.flags & MAP_ATTRIB) | |
301 | req->Attributes |= WIN_MEMORY_TYPE_AM; | |
302 | if (win->ctl.flags & MAP_ACTIVE) | |
303 | req->Attributes |= WIN_ENABLE; | |
304 | if (win->ctl.flags & MAP_16BIT) | |
305 | req->Attributes |= WIN_DATA_WIDTH_16; | |
306 | if (win->ctl.flags & MAP_USE_WAIT) | |
307 | req->Attributes |= WIN_USE_WAIT; | |
308 | *handle = win; | |
309 | return CS_SUCCESS; | |
310 | } /* pcmcia_get_window */ | |
311 | EXPORT_SYMBOL(pcmcia_get_window); | |
312 | ||
313 | ||
314 | /** pccard_get_status | |
315 | * | |
316 | * Get the current socket state bits. We don't support the latched | |
317 | * SocketState yet: I haven't seen any point for it. | |
318 | */ | |
319 | ||
855cdf13 | 320 | int pccard_get_status(struct pcmcia_socket *s, struct pcmcia_device *p_dev, |
1a8d4663 DB |
321 | cs_status_t *status) |
322 | { | |
323 | config_t *c; | |
324 | int val; | |
325 | ||
326 | s->ops->get_status(s, &val); | |
327 | status->CardState = status->SocketState = 0; | |
328 | status->CardState |= (val & SS_DETECT) ? CS_EVENT_CARD_DETECT : 0; | |
329 | status->CardState |= (val & SS_CARDBUS) ? CS_EVENT_CB_DETECT : 0; | |
330 | status->CardState |= (val & SS_3VCARD) ? CS_EVENT_3VCARD : 0; | |
331 | status->CardState |= (val & SS_XVCARD) ? CS_EVENT_XVCARD : 0; | |
332 | if (s->state & SOCKET_SUSPEND) | |
333 | status->CardState |= CS_EVENT_PM_SUSPEND; | |
334 | if (!(s->state & SOCKET_PRESENT)) | |
335 | return CS_NO_CARD; | |
336 | ||
855cdf13 DB |
337 | c = (p_dev) ? p_dev->function_config : NULL; |
338 | ||
1a8d4663 DB |
339 | if ((c != NULL) && (c->state & CONFIG_LOCKED) && |
340 | (c->IntType & (INT_MEMORY_AND_IO | INT_ZOOMED_VIDEO))) { | |
341 | u_char reg; | |
1ae9c7d8 | 342 | if (c->CardValues & PRESENT_PIN_REPLACE) { |
1a8d4663 DB |
343 | pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_PRR)>>1, 1, ®); |
344 | status->CardState |= | |
345 | (reg & PRR_WP_STATUS) ? CS_EVENT_WRITE_PROTECT : 0; | |
346 | status->CardState |= | |
347 | (reg & PRR_READY_STATUS) ? CS_EVENT_READY_CHANGE : 0; | |
348 | status->CardState |= | |
349 | (reg & PRR_BVD2_STATUS) ? CS_EVENT_BATTERY_LOW : 0; | |
350 | status->CardState |= | |
351 | (reg & PRR_BVD1_STATUS) ? CS_EVENT_BATTERY_DEAD : 0; | |
352 | } else { | |
353 | /* No PRR? Then assume we're always ready */ | |
354 | status->CardState |= CS_EVENT_READY_CHANGE; | |
355 | } | |
1ae9c7d8 | 356 | if (c->CardValues & PRESENT_EXT_STATUS) { |
1a8d4663 DB |
357 | pcmcia_read_cis_mem(s, 1, (c->ConfigBase+CISREG_ESR)>>1, 1, ®); |
358 | status->CardState |= | |
359 | (reg & ESR_REQ_ATTN) ? CS_EVENT_REQUEST_ATTENTION : 0; | |
360 | } | |
361 | return CS_SUCCESS; | |
362 | } | |
363 | status->CardState |= | |
364 | (val & SS_WRPROT) ? CS_EVENT_WRITE_PROTECT : 0; | |
365 | status->CardState |= | |
366 | (val & SS_BATDEAD) ? CS_EVENT_BATTERY_DEAD : 0; | |
367 | status->CardState |= | |
368 | (val & SS_BATWARN) ? CS_EVENT_BATTERY_LOW : 0; | |
369 | status->CardState |= | |
370 | (val & SS_READY) ? CS_EVENT_READY_CHANGE : 0; | |
371 | return CS_SUCCESS; | |
372 | } /* pccard_get_status */ | |
3448139b | 373 | |
855cdf13 | 374 | int pcmcia_get_status(struct pcmcia_device *p_dev, cs_status_t *status) |
3448139b | 375 | { |
855cdf13 | 376 | return pccard_get_status(p_dev->socket, p_dev, status); |
3448139b DB |
377 | } |
378 | EXPORT_SYMBOL(pcmcia_get_status); | |
379 | ||
1a8d4663 DB |
380 | |
381 | ||
382 | /** pcmcia_get_mem_page | |
383 | * | |
384 | * Change the card address of an already open memory window. | |
385 | */ | |
386 | int pcmcia_get_mem_page(window_handle_t win, memreq_t *req) | |
387 | { | |
388 | if ((win == NULL) || (win->magic != WINDOW_MAGIC)) | |
389 | return CS_BAD_HANDLE; | |
390 | req->Page = 0; | |
391 | req->CardOffset = win->ctl.card_start; | |
392 | return CS_SUCCESS; | |
393 | } /* pcmcia_get_mem_page */ | |
394 | EXPORT_SYMBOL(pcmcia_get_mem_page); | |
395 | ||
396 | ||
397 | int pcmcia_map_mem_page(window_handle_t win, memreq_t *req) | |
398 | { | |
399 | struct pcmcia_socket *s; | |
400 | if ((win == NULL) || (win->magic != WINDOW_MAGIC)) | |
401 | return CS_BAD_HANDLE; | |
402 | if (req->Page != 0) | |
403 | return CS_BAD_PAGE; | |
404 | s = win->sock; | |
405 | win->ctl.card_start = req->CardOffset; | |
406 | if (s->ops->set_mem_map(s, &win->ctl) != 0) | |
407 | return CS_BAD_OFFSET; | |
408 | return CS_SUCCESS; | |
409 | } /* pcmcia_map_mem_page */ | |
410 | EXPORT_SYMBOL(pcmcia_map_mem_page); | |
411 | ||
412 | ||
413 | /** pcmcia_modify_configuration | |
414 | * | |
415 | * Modify a locked socket configuration | |
416 | */ | |
2bc5a9bd | 417 | int pcmcia_modify_configuration(struct pcmcia_device *p_dev, |
1a8d4663 DB |
418 | modconf_t *mod) |
419 | { | |
420 | struct pcmcia_socket *s; | |
421 | config_t *c; | |
422 | ||
2bc5a9bd | 423 | s = p_dev->socket; |
dbb22f0d DB |
424 | c = p_dev->function_config; |
425 | ||
1a8d4663 DB |
426 | if (!(s->state & SOCKET_PRESENT)) |
427 | return CS_NO_CARD; | |
428 | if (!(c->state & CONFIG_LOCKED)) | |
429 | return CS_CONFIGURATION_LOCKED; | |
430 | ||
431 | if (mod->Attributes & CONF_IRQ_CHANGE_VALID) { | |
432 | if (mod->Attributes & CONF_ENABLE_IRQ) { | |
433 | c->Attributes |= CONF_ENABLE_IRQ; | |
434 | s->socket.io_irq = s->irq.AssignedIRQ; | |
435 | } else { | |
436 | c->Attributes &= ~CONF_ENABLE_IRQ; | |
437 | s->socket.io_irq = 0; | |
438 | } | |
439 | s->ops->set_socket(s, &s->socket); | |
440 | } | |
441 | ||
442 | if (mod->Attributes & CONF_VCC_CHANGE_VALID) | |
443 | return CS_BAD_VCC; | |
444 | ||
445 | /* We only allow changing Vpp1 and Vpp2 to the same value */ | |
446 | if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) && | |
447 | (mod->Attributes & CONF_VPP2_CHANGE_VALID)) { | |
448 | if (mod->Vpp1 != mod->Vpp2) | |
449 | return CS_BAD_VPP; | |
71ed90d8 | 450 | s->socket.Vpp = mod->Vpp1; |
1a8d4663 DB |
451 | if (s->ops->set_socket(s, &s->socket)) |
452 | return CS_BAD_VPP; | |
453 | } else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) || | |
454 | (mod->Attributes & CONF_VPP2_CHANGE_VALID)) | |
455 | return CS_BAD_VPP; | |
456 | ||
4bbed523 DB |
457 | if (mod->Attributes & CONF_IO_CHANGE_WIDTH) { |
458 | pccard_io_map io_off = { 0, 0, 0, 0, 1 }; | |
459 | pccard_io_map io_on; | |
460 | int i; | |
461 | ||
462 | io_on.speed = io_speed; | |
463 | for (i = 0; i < MAX_IO_WIN; i++) { | |
464 | if (!s->io[i].res) | |
465 | continue; | |
466 | io_off.map = i; | |
467 | io_on.map = i; | |
468 | ||
469 | io_on.flags = MAP_ACTIVE | IO_DATA_PATH_WIDTH_8; | |
470 | io_on.start = s->io[i].res->start; | |
471 | io_on.stop = s->io[i].res->end; | |
472 | ||
473 | s->ops->set_io_map(s, &io_off); | |
474 | mdelay(40); | |
475 | s->ops->set_io_map(s, &io_on); | |
476 | } | |
477 | } | |
478 | ||
1a8d4663 DB |
479 | return CS_SUCCESS; |
480 | } /* modify_configuration */ | |
481 | EXPORT_SYMBOL(pcmcia_modify_configuration); | |
482 | ||
483 | ||
2bc5a9bd | 484 | int pcmcia_release_configuration(struct pcmcia_device *p_dev) |
1a8d4663 DB |
485 | { |
486 | pccard_io_map io = { 0, 0, 0, 0, 1 }; | |
2bc5a9bd | 487 | struct pcmcia_socket *s = p_dev->socket; |
5f2a71fc | 488 | config_t *c = p_dev->function_config; |
1a8d4663 DB |
489 | int i; |
490 | ||
e2d40963 DB |
491 | if (p_dev->_locked) { |
492 | p_dev->_locked = 0; | |
1a8d4663 DB |
493 | if (--(s->lock_count) == 0) { |
494 | s->socket.flags = SS_OUTPUT_ENA; /* Is this correct? */ | |
495 | s->socket.Vpp = 0; | |
496 | s->socket.io_irq = 0; | |
497 | s->ops->set_socket(s, &s->socket); | |
498 | } | |
5f2a71fc DB |
499 | } |
500 | if (c->state & CONFIG_LOCKED) { | |
501 | c->state &= ~CONFIG_LOCKED; | |
1a8d4663 DB |
502 | if (c->state & CONFIG_IO_REQ) |
503 | for (i = 0; i < MAX_IO_WIN; i++) { | |
c7d00693 | 504 | if (!s->io[i].res) |
1a8d4663 DB |
505 | continue; |
506 | s->io[i].Config--; | |
507 | if (s->io[i].Config != 0) | |
508 | continue; | |
509 | io.map = i; | |
510 | s->ops->set_io_map(s, &io); | |
511 | } | |
1a8d4663 DB |
512 | } |
513 | ||
514 | return CS_SUCCESS; | |
515 | } /* pcmcia_release_configuration */ | |
1a8d4663 DB |
516 | |
517 | ||
518 | /** pcmcia_release_io | |
519 | * | |
520 | * Release_io() releases the I/O ranges allocated by a client. This | |
521 | * may be invoked some time after a card ejection has already dumped | |
522 | * the actual socket configuration, so if the client is "stale", we | |
523 | * don't bother checking the port ranges against the current socket | |
524 | * values. | |
525 | */ | |
b4c88400 | 526 | static int pcmcia_release_io(struct pcmcia_device *p_dev, io_req_t *req) |
1a8d4663 | 527 | { |
2bc5a9bd | 528 | struct pcmcia_socket *s = p_dev->socket; |
5f2a71fc | 529 | config_t *c = p_dev->function_config; |
1a8d4663 | 530 | |
e2d40963 | 531 | if (!p_dev->_io ) |
1a8d4663 | 532 | return CS_BAD_HANDLE; |
5f2a71fc | 533 | |
e2d40963 | 534 | p_dev->_io = 0; |
1a8d4663 | 535 | |
5f2a71fc DB |
536 | if ((c->io.BasePort1 != req->BasePort1) || |
537 | (c->io.NumPorts1 != req->NumPorts1) || | |
538 | (c->io.BasePort2 != req->BasePort2) || | |
539 | (c->io.NumPorts2 != req->NumPorts2)) | |
540 | return CS_BAD_ARGS; | |
541 | ||
542 | c->state &= ~CONFIG_IO_REQ; | |
1a8d4663 DB |
543 | |
544 | release_io_space(s, req->BasePort1, req->NumPorts1); | |
545 | if (req->NumPorts2) | |
546 | release_io_space(s, req->BasePort2, req->NumPorts2); | |
547 | ||
548 | return CS_SUCCESS; | |
549 | } /* pcmcia_release_io */ | |
1a8d4663 DB |
550 | |
551 | ||
b4c88400 | 552 | static int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req) |
1a8d4663 | 553 | { |
2bc5a9bd | 554 | struct pcmcia_socket *s = p_dev->socket; |
5f2a71fc DB |
555 | config_t *c= p_dev->function_config; |
556 | ||
e2d40963 | 557 | if (!p_dev->_irq) |
1a8d4663 | 558 | return CS_BAD_HANDLE; |
e2d40963 | 559 | p_dev->_irq = 0; |
1a8d4663 | 560 | |
5f2a71fc DB |
561 | if (c->state & CONFIG_LOCKED) |
562 | return CS_CONFIGURATION_LOCKED; | |
563 | if (c->irq.Attributes != req->Attributes) | |
564 | return CS_BAD_ATTRIBUTE; | |
565 | if (s->irq.AssignedIRQ != req->AssignedIRQ) | |
566 | return CS_BAD_IRQ; | |
567 | if (--s->irq.Config == 0) { | |
568 | c->state &= ~CONFIG_IRQ_REQ; | |
569 | s->irq.AssignedIRQ = 0; | |
1a8d4663 DB |
570 | } |
571 | ||
572 | if (req->Attributes & IRQ_HANDLE_PRESENT) { | |
573 | free_irq(req->AssignedIRQ, req->Instance); | |
574 | } | |
575 | ||
576 | #ifdef CONFIG_PCMCIA_PROBE | |
577 | pcmcia_used_irq[req->AssignedIRQ]--; | |
578 | #endif | |
579 | ||
580 | return CS_SUCCESS; | |
581 | } /* pcmcia_release_irq */ | |
1a8d4663 DB |
582 | |
583 | ||
584 | int pcmcia_release_window(window_handle_t win) | |
585 | { | |
586 | struct pcmcia_socket *s; | |
587 | ||
588 | if ((win == NULL) || (win->magic != WINDOW_MAGIC)) | |
589 | return CS_BAD_HANDLE; | |
590 | s = win->sock; | |
e2d40963 | 591 | if (!(win->handle->_win & CLIENT_WIN_REQ(win->index))) |
1a8d4663 DB |
592 | return CS_BAD_HANDLE; |
593 | ||
594 | /* Shut down memory window */ | |
595 | win->ctl.flags &= ~MAP_ACTIVE; | |
596 | s->ops->set_mem_map(s, &win->ctl); | |
597 | s->state &= ~SOCKET_WIN_REQ(win->index); | |
598 | ||
599 | /* Release system memory */ | |
600 | if (win->ctl.res) { | |
601 | release_resource(win->ctl.res); | |
602 | kfree(win->ctl.res); | |
603 | win->ctl.res = NULL; | |
604 | } | |
e2d40963 | 605 | win->handle->_win &= ~CLIENT_WIN_REQ(win->index); |
1a8d4663 DB |
606 | |
607 | win->magic = 0; | |
608 | ||
609 | return CS_SUCCESS; | |
610 | } /* pcmcia_release_window */ | |
611 | EXPORT_SYMBOL(pcmcia_release_window); | |
612 | ||
613 | ||
2bc5a9bd | 614 | int pcmcia_request_configuration(struct pcmcia_device *p_dev, |
1a8d4663 DB |
615 | config_req_t *req) |
616 | { | |
617 | int i; | |
618 | u_int base; | |
2bc5a9bd | 619 | struct pcmcia_socket *s = p_dev->socket; |
1a8d4663 DB |
620 | config_t *c; |
621 | pccard_io_map iomap; | |
622 | ||
1a8d4663 DB |
623 | if (!(s->state & SOCKET_PRESENT)) |
624 | return CS_NO_CARD; | |
625 | ||
1a8d4663 DB |
626 | if (req->IntType & INT_CARDBUS) |
627 | return CS_UNSUPPORTED_MODE; | |
dbb22f0d | 628 | c = p_dev->function_config; |
1a8d4663 DB |
629 | if (c->state & CONFIG_LOCKED) |
630 | return CS_CONFIGURATION_LOCKED; | |
631 | ||
632 | /* Do power control. We don't allow changes in Vcc. */ | |
70294b46 | 633 | s->socket.Vpp = req->Vpp; |
1a8d4663 DB |
634 | if (s->ops->set_socket(s, &s->socket)) |
635 | return CS_BAD_VPP; | |
636 | ||
1a8d4663 DB |
637 | /* Pick memory or I/O card, DMA mode, interrupt */ |
638 | c->IntType = req->IntType; | |
639 | c->Attributes = req->Attributes; | |
640 | if (req->IntType & INT_MEMORY_AND_IO) | |
641 | s->socket.flags |= SS_IOCARD; | |
642 | if (req->IntType & INT_ZOOMED_VIDEO) | |
643 | s->socket.flags |= SS_ZVCARD | SS_IOCARD; | |
644 | if (req->Attributes & CONF_ENABLE_DMA) | |
645 | s->socket.flags |= SS_DMA_MODE; | |
646 | if (req->Attributes & CONF_ENABLE_SPKR) | |
647 | s->socket.flags |= SS_SPKR_ENA; | |
648 | if (req->Attributes & CONF_ENABLE_IRQ) | |
649 | s->socket.io_irq = s->irq.AssignedIRQ; | |
650 | else | |
651 | s->socket.io_irq = 0; | |
652 | s->ops->set_socket(s, &s->socket); | |
653 | s->lock_count++; | |
654 | ||
655 | /* Set up CIS configuration registers */ | |
656 | base = c->ConfigBase = req->ConfigBase; | |
1ae9c7d8 | 657 | c->CardValues = req->Present; |
1a8d4663 DB |
658 | if (req->Present & PRESENT_COPY) { |
659 | c->Copy = req->Copy; | |
660 | pcmcia_write_cis_mem(s, 1, (base + CISREG_SCR)>>1, 1, &c->Copy); | |
661 | } | |
662 | if (req->Present & PRESENT_OPTION) { | |
663 | if (s->functions == 1) { | |
664 | c->Option = req->ConfigIndex & COR_CONFIG_MASK; | |
665 | } else { | |
666 | c->Option = req->ConfigIndex & COR_MFC_CONFIG_MASK; | |
667 | c->Option |= COR_FUNC_ENA|COR_IREQ_ENA; | |
668 | if (req->Present & PRESENT_IOBASE_0) | |
669 | c->Option |= COR_ADDR_DECODE; | |
670 | } | |
671 | if (c->state & CONFIG_IRQ_REQ) | |
672 | if (!(c->irq.Attributes & IRQ_FORCED_PULSE)) | |
673 | c->Option |= COR_LEVEL_REQ; | |
674 | pcmcia_write_cis_mem(s, 1, (base + CISREG_COR)>>1, 1, &c->Option); | |
675 | mdelay(40); | |
676 | } | |
677 | if (req->Present & PRESENT_STATUS) { | |
678 | c->Status = req->Status; | |
679 | pcmcia_write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &c->Status); | |
680 | } | |
681 | if (req->Present & PRESENT_PIN_REPLACE) { | |
682 | c->Pin = req->Pin; | |
683 | pcmcia_write_cis_mem(s, 1, (base + CISREG_PRR)>>1, 1, &c->Pin); | |
684 | } | |
685 | if (req->Present & PRESENT_EXT_STATUS) { | |
686 | c->ExtStatus = req->ExtStatus; | |
687 | pcmcia_write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, &c->ExtStatus); | |
688 | } | |
689 | if (req->Present & PRESENT_IOBASE_0) { | |
690 | u_char b = c->io.BasePort1 & 0xff; | |
691 | pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_0)>>1, 1, &b); | |
692 | b = (c->io.BasePort1 >> 8) & 0xff; | |
693 | pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_1)>>1, 1, &b); | |
694 | } | |
695 | if (req->Present & PRESENT_IOSIZE) { | |
696 | u_char b = c->io.NumPorts1 + c->io.NumPorts2 - 1; | |
697 | pcmcia_write_cis_mem(s, 1, (base + CISREG_IOSIZE)>>1, 1, &b); | |
698 | } | |
699 | ||
700 | /* Configure I/O windows */ | |
701 | if (c->state & CONFIG_IO_REQ) { | |
702 | iomap.speed = io_speed; | |
703 | for (i = 0; i < MAX_IO_WIN; i++) | |
c7d00693 | 704 | if (s->io[i].res) { |
1a8d4663 DB |
705 | iomap.map = i; |
706 | iomap.flags = MAP_ACTIVE; | |
c7d00693 | 707 | switch (s->io[i].res->flags & IO_DATA_PATH_WIDTH) { |
1a8d4663 DB |
708 | case IO_DATA_PATH_WIDTH_16: |
709 | iomap.flags |= MAP_16BIT; break; | |
710 | case IO_DATA_PATH_WIDTH_AUTO: | |
711 | iomap.flags |= MAP_AUTOSZ; break; | |
712 | default: | |
713 | break; | |
714 | } | |
c7d00693 DB |
715 | iomap.start = s->io[i].res->start; |
716 | iomap.stop = s->io[i].res->end; | |
1a8d4663 DB |
717 | s->ops->set_io_map(s, &iomap); |
718 | s->io[i].Config++; | |
719 | } | |
720 | } | |
721 | ||
722 | c->state |= CONFIG_LOCKED; | |
e2d40963 | 723 | p_dev->_locked = 1; |
1a8d4663 DB |
724 | return CS_SUCCESS; |
725 | } /* pcmcia_request_configuration */ | |
726 | EXPORT_SYMBOL(pcmcia_request_configuration); | |
727 | ||
728 | ||
729 | /** pcmcia_request_io | |
730 | * | |
731 | * Request_io() reserves ranges of port addresses for a socket. | |
732 | * I have not implemented range sharing or alias addressing. | |
733 | */ | |
2bc5a9bd | 734 | int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req) |
1a8d4663 | 735 | { |
2bc5a9bd | 736 | struct pcmcia_socket *s = p_dev->socket; |
1a8d4663 DB |
737 | config_t *c; |
738 | ||
1a8d4663 DB |
739 | if (!(s->state & SOCKET_PRESENT)) |
740 | return CS_NO_CARD; | |
741 | ||
1a8d4663 DB |
742 | if (!req) |
743 | return CS_UNSUPPORTED_MODE; | |
dbb22f0d | 744 | c = p_dev->function_config; |
1a8d4663 DB |
745 | if (c->state & CONFIG_LOCKED) |
746 | return CS_CONFIGURATION_LOCKED; | |
747 | if (c->state & CONFIG_IO_REQ) | |
748 | return CS_IN_USE; | |
749 | if (req->Attributes1 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS)) | |
750 | return CS_BAD_ATTRIBUTE; | |
751 | if ((req->NumPorts2 > 0) && | |
752 | (req->Attributes2 & (IO_SHARED | IO_FORCE_ALIAS_ACCESS))) | |
753 | return CS_BAD_ATTRIBUTE; | |
754 | ||
755 | if (alloc_io_space(s, req->Attributes1, &req->BasePort1, | |
756 | req->NumPorts1, req->IOAddrLines)) | |
757 | return CS_IN_USE; | |
758 | ||
759 | if (req->NumPorts2) { | |
760 | if (alloc_io_space(s, req->Attributes2, &req->BasePort2, | |
761 | req->NumPorts2, req->IOAddrLines)) { | |
762 | release_io_space(s, req->BasePort1, req->NumPorts1); | |
763 | return CS_IN_USE; | |
764 | } | |
765 | } | |
766 | ||
767 | c->io = *req; | |
768 | c->state |= CONFIG_IO_REQ; | |
e2d40963 | 769 | p_dev->_io = 1; |
1a8d4663 DB |
770 | return CS_SUCCESS; |
771 | } /* pcmcia_request_io */ | |
772 | EXPORT_SYMBOL(pcmcia_request_io); | |
773 | ||
774 | ||
775 | /** pcmcia_request_irq | |
776 | * | |
777 | * Request_irq() reserves an irq for this client. | |
778 | * | |
779 | * Also, since Linux only reserves irq's when they are actually | |
780 | * hooked, we don't guarantee that an irq will still be available | |
781 | * when the configuration is locked. Now that I think about it, | |
782 | * there might be a way to fix this using a dummy handler. | |
783 | */ | |
784 | ||
785 | #ifdef CONFIG_PCMCIA_PROBE | |
7d12e780 | 786 | static irqreturn_t test_action(int cpl, void *dev_id) |
1a8d4663 DB |
787 | { |
788 | return IRQ_NONE; | |
789 | } | |
790 | #endif | |
791 | ||
2bc5a9bd | 792 | int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) |
1a8d4663 | 793 | { |
2bc5a9bd | 794 | struct pcmcia_socket *s = p_dev->socket; |
1a8d4663 DB |
795 | config_t *c; |
796 | int ret = CS_IN_USE, irq = 0; | |
c533120b | 797 | int type; |
1a8d4663 | 798 | |
1a8d4663 DB |
799 | if (!(s->state & SOCKET_PRESENT)) |
800 | return CS_NO_CARD; | |
dbb22f0d | 801 | c = p_dev->function_config; |
1a8d4663 DB |
802 | if (c->state & CONFIG_LOCKED) |
803 | return CS_CONFIGURATION_LOCKED; | |
804 | if (c->state & CONFIG_IRQ_REQ) | |
805 | return CS_IN_USE; | |
806 | ||
c533120b AC |
807 | /* Decide what type of interrupt we are registering */ |
808 | type = 0; | |
809 | if (s->functions > 1) /* All of this ought to be handled higher up */ | |
dace1453 | 810 | type = IRQF_SHARED; |
c533120b | 811 | if (req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) |
dace1453 | 812 | type = IRQF_SHARED; |
c533120b | 813 | |
1a8d4663 DB |
814 | #ifdef CONFIG_PCMCIA_PROBE |
815 | if (s->irq.AssignedIRQ != 0) { | |
816 | /* If the interrupt is already assigned, it must be the same */ | |
817 | irq = s->irq.AssignedIRQ; | |
818 | } else { | |
819 | int try; | |
820 | u32 mask = s->irq_mask; | |
a1b274fb | 821 | void *data = &p_dev->dev.driver; /* something unique to this device */ |
1a8d4663 DB |
822 | |
823 | for (try = 0; try < 64; try++) { | |
824 | irq = try % 32; | |
825 | ||
826 | /* marked as available by driver, and not blocked by userspace? */ | |
827 | if (!((mask >> irq) & 1)) | |
828 | continue; | |
829 | ||
830 | /* avoid an IRQ which is already used by a PCMCIA card */ | |
831 | if ((try < 32) && pcmcia_used_irq[irq]) | |
832 | continue; | |
833 | ||
834 | /* register the correct driver, if possible, of check whether | |
835 | * registering a dummy handle works, i.e. if the IRQ isn't | |
836 | * marked as used by the kernel resource management core */ | |
837 | ret = request_irq(irq, | |
838 | (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action, | |
c533120b | 839 | type, |
bd65a685 | 840 | p_dev->devname, |
1a8d4663 DB |
841 | (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data); |
842 | if (!ret) { | |
843 | if (!(req->Attributes & IRQ_HANDLE_PRESENT)) | |
844 | free_irq(irq, data); | |
845 | break; | |
846 | } | |
847 | } | |
848 | } | |
849 | #endif | |
c181e0e0 DR |
850 | /* only assign PCI irq if no IRQ already assigned */ |
851 | if (ret && !s->irq.AssignedIRQ) { | |
1a8d4663 DB |
852 | if (!s->pci_irq) |
853 | return ret; | |
dace1453 | 854 | type = IRQF_SHARED; |
1a8d4663 DB |
855 | irq = s->pci_irq; |
856 | } | |
857 | ||
c533120b AC |
858 | if (ret && (req->Attributes & IRQ_HANDLE_PRESENT)) { |
859 | if (request_irq(irq, req->Handler, type, p_dev->devname, req->Instance)) | |
1a8d4663 DB |
860 | return CS_IN_USE; |
861 | } | |
862 | ||
c533120b | 863 | /* Make sure the fact the request type was overridden is passed back */ |
dace1453 | 864 | if (type == IRQF_SHARED && !(req->Attributes & IRQ_TYPE_DYNAMIC_SHARING)) { |
c533120b AC |
865 | req->Attributes |= IRQ_TYPE_DYNAMIC_SHARING; |
866 | printk(KERN_WARNING "pcmcia: request for exclusive IRQ could not be fulfilled.\n"); | |
867 | printk(KERN_WARNING "pcmcia: the driver needs updating to supported shared IRQ lines.\n"); | |
868 | } | |
1a8d4663 DB |
869 | c->irq.Attributes = req->Attributes; |
870 | s->irq.AssignedIRQ = req->AssignedIRQ = irq; | |
871 | s->irq.Config++; | |
872 | ||
873 | c->state |= CONFIG_IRQ_REQ; | |
e2d40963 | 874 | p_dev->_irq = 1; |
1a8d4663 DB |
875 | |
876 | #ifdef CONFIG_PCMCIA_PROBE | |
877 | pcmcia_used_irq[irq]++; | |
878 | #endif | |
879 | ||
880 | return CS_SUCCESS; | |
881 | } /* pcmcia_request_irq */ | |
882 | EXPORT_SYMBOL(pcmcia_request_irq); | |
883 | ||
884 | ||
885 | /** pcmcia_request_window | |
886 | * | |
887 | * Request_window() establishes a mapping between card memory space | |
888 | * and system memory space. | |
889 | */ | |
2bc5a9bd | 890 | int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_handle_t *wh) |
1a8d4663 | 891 | { |
2bc5a9bd | 892 | struct pcmcia_socket *s = (*p_dev)->socket; |
1a8d4663 DB |
893 | window_t *win; |
894 | u_long align; | |
895 | int w; | |
896 | ||
1a8d4663 DB |
897 | if (!(s->state & SOCKET_PRESENT)) |
898 | return CS_NO_CARD; | |
899 | if (req->Attributes & (WIN_PAGED | WIN_SHARED)) | |
900 | return CS_BAD_ATTRIBUTE; | |
901 | ||
902 | /* Window size defaults to smallest available */ | |
903 | if (req->Size == 0) | |
904 | req->Size = s->map_size; | |
905 | align = (((s->features & SS_CAP_MEM_ALIGN) || | |
906 | (req->Attributes & WIN_STRICT_ALIGN)) ? | |
907 | req->Size : s->map_size); | |
908 | if (req->Size & (s->map_size-1)) | |
909 | return CS_BAD_SIZE; | |
910 | if ((req->Base && (s->features & SS_CAP_STATIC_MAP)) || | |
911 | (req->Base & (align-1))) | |
912 | return CS_BAD_BASE; | |
913 | if (req->Base) | |
914 | align = 0; | |
915 | ||
916 | /* Allocate system memory window */ | |
917 | for (w = 0; w < MAX_WIN; w++) | |
918 | if (!(s->state & SOCKET_WIN_REQ(w))) break; | |
919 | if (w == MAX_WIN) | |
920 | return CS_OUT_OF_RESOURCE; | |
921 | ||
922 | win = &s->win[w]; | |
923 | win->magic = WINDOW_MAGIC; | |
924 | win->index = w; | |
2bc5a9bd | 925 | win->handle = *p_dev; |
1a8d4663 DB |
926 | win->sock = s; |
927 | ||
928 | if (!(s->features & SS_CAP_STATIC_MAP)) { | |
929 | win->ctl.res = pcmcia_find_mem_region(req->Base, req->Size, align, | |
930 | (req->Attributes & WIN_MAP_BELOW_1MB), s); | |
931 | if (!win->ctl.res) | |
932 | return CS_IN_USE; | |
933 | } | |
e2d40963 | 934 | (*p_dev)->_win |= CLIENT_WIN_REQ(w); |
1a8d4663 DB |
935 | |
936 | /* Configure the socket controller */ | |
937 | win->ctl.map = w+1; | |
938 | win->ctl.flags = 0; | |
939 | win->ctl.speed = req->AccessSpeed; | |
940 | if (req->Attributes & WIN_MEMORY_TYPE) | |
941 | win->ctl.flags |= MAP_ATTRIB; | |
942 | if (req->Attributes & WIN_ENABLE) | |
943 | win->ctl.flags |= MAP_ACTIVE; | |
944 | if (req->Attributes & WIN_DATA_WIDTH_16) | |
945 | win->ctl.flags |= MAP_16BIT; | |
946 | if (req->Attributes & WIN_USE_WAIT) | |
947 | win->ctl.flags |= MAP_USE_WAIT; | |
948 | win->ctl.card_start = 0; | |
949 | if (s->ops->set_mem_map(s, &win->ctl) != 0) | |
950 | return CS_BAD_ARGS; | |
951 | s->state |= SOCKET_WIN_REQ(w); | |
952 | ||
953 | /* Return window handle */ | |
954 | if (s->features & SS_CAP_STATIC_MAP) { | |
955 | req->Base = win->ctl.static_start; | |
956 | } else { | |
957 | req->Base = win->ctl.res->start; | |
958 | } | |
959 | *wh = win; | |
960 | ||
961 | return CS_SUCCESS; | |
962 | } /* pcmcia_request_window */ | |
963 | EXPORT_SYMBOL(pcmcia_request_window); | |
5f2a71fc DB |
964 | |
965 | void pcmcia_disable_device(struct pcmcia_device *p_dev) { | |
5f2a71fc | 966 | pcmcia_release_configuration(p_dev); |
fd238232 DB |
967 | pcmcia_release_io(p_dev, &p_dev->io); |
968 | pcmcia_release_irq(p_dev, &p_dev->irq); | |
969 | if (&p_dev->win) | |
970 | pcmcia_release_window(p_dev->win); | |
5f2a71fc DB |
971 | } |
972 | EXPORT_SYMBOL(pcmcia_disable_device); |