]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef __SOUND_CORE_H |
2 | #define __SOUND_CORE_H | |
3 | ||
4 | /* | |
5 | * Main header file for the ALSA driver | |
c1017a4c | 6 | * Copyright (c) 1994-2001 by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
7 | * |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
22 | * | |
23 | */ | |
24 | ||
9004acc7 | 25 | #include <linux/module.h> |
1da177e4 | 26 | #include <linux/sched.h> /* wake_up() */ |
1a60d4c5 | 27 | #include <linux/mutex.h> /* struct mutex */ |
1da177e4 | 28 | #include <linux/rwsem.h> /* struct rw_semaphore */ |
1da177e4 | 29 | #include <linux/pm.h> /* pm_message_t */ |
9d19f48c | 30 | #include <linux/device.h> |
5ef03460 | 31 | #include <linux/stringify.h> |
1da177e4 | 32 | |
9004acc7 TI |
33 | /* number of supported soundcards */ |
34 | #ifdef CONFIG_SND_DYNAMIC_MINORS | |
35 | #define SNDRV_CARDS 32 | |
36 | #else | |
37 | #define SNDRV_CARDS 8 /* don't change - minor numbers */ | |
38 | #endif | |
39 | ||
40 | #define CONFIG_SND_MAJOR 116 /* standard configuration */ | |
41 | ||
1da177e4 LT |
42 | /* forward declarations */ |
43 | #ifdef CONFIG_PCI | |
44 | struct pci_dev; | |
45 | #endif | |
46 | #ifdef CONFIG_SBUS | |
47 | struct sbus_dev; | |
48 | #endif | |
49 | ||
50 | /* device allocation stuff */ | |
51 | ||
52 | #define SNDRV_DEV_TYPE_RANGE_SIZE 0x1000 | |
53 | ||
512bbd6a TI |
54 | typedef int __bitwise snd_device_type_t; |
55 | #define SNDRV_DEV_TOPLEVEL ((__force snd_device_type_t) 0) | |
56 | #define SNDRV_DEV_CONTROL ((__force snd_device_type_t) 1) | |
57 | #define SNDRV_DEV_LOWLEVEL_PRE ((__force snd_device_type_t) 2) | |
58 | #define SNDRV_DEV_LOWLEVEL_NORMAL ((__force snd_device_type_t) 0x1000) | |
59 | #define SNDRV_DEV_PCM ((__force snd_device_type_t) 0x1001) | |
60 | #define SNDRV_DEV_RAWMIDI ((__force snd_device_type_t) 0x1002) | |
61 | #define SNDRV_DEV_TIMER ((__force snd_device_type_t) 0x1003) | |
62 | #define SNDRV_DEV_SEQUENCER ((__force snd_device_type_t) 0x1004) | |
63 | #define SNDRV_DEV_HWDEP ((__force snd_device_type_t) 0x1005) | |
64 | #define SNDRV_DEV_INFO ((__force snd_device_type_t) 0x1006) | |
65 | #define SNDRV_DEV_BUS ((__force snd_device_type_t) 0x1007) | |
66 | #define SNDRV_DEV_CODEC ((__force snd_device_type_t) 0x1008) | |
e76d8cea | 67 | #define SNDRV_DEV_JACK ((__force snd_device_type_t) 0x1009) |
512bbd6a TI |
68 | #define SNDRV_DEV_LOWLEVEL ((__force snd_device_type_t) 0x2000) |
69 | ||
70 | typedef int __bitwise snd_device_state_t; | |
71 | #define SNDRV_DEV_BUILD ((__force snd_device_state_t) 0) | |
72 | #define SNDRV_DEV_REGISTERED ((__force snd_device_state_t) 1) | |
73 | #define SNDRV_DEV_DISCONNECTED ((__force snd_device_state_t) 2) | |
74 | ||
75 | typedef int __bitwise snd_device_cmd_t; | |
76 | #define SNDRV_DEV_CMD_PRE ((__force snd_device_cmd_t) 0) | |
77 | #define SNDRV_DEV_CMD_NORMAL ((__force snd_device_cmd_t) 1) | |
78 | #define SNDRV_DEV_CMD_POST ((__force snd_device_cmd_t) 2) | |
79 | ||
80 | struct snd_device; | |
81 | ||
82 | struct snd_device_ops { | |
83 | int (*dev_free)(struct snd_device *dev); | |
84 | int (*dev_register)(struct snd_device *dev); | |
85 | int (*dev_disconnect)(struct snd_device *dev); | |
512bbd6a TI |
86 | }; |
87 | ||
88 | struct snd_device { | |
1da177e4 | 89 | struct list_head list; /* list of registered devices */ |
512bbd6a | 90 | struct snd_card *card; /* card which holds this device */ |
1da177e4 LT |
91 | snd_device_state_t state; /* state of the device */ |
92 | snd_device_type_t type; /* device type */ | |
93 | void *device_data; /* device structure */ | |
512bbd6a | 94 | struct snd_device_ops *ops; /* operations */ |
1da177e4 LT |
95 | }; |
96 | ||
512bbd6a | 97 | #define snd_device(n) list_entry(n, struct snd_device, list) |
1da177e4 LT |
98 | |
99 | /* monitor files for graceful shutdown (hotplug) */ | |
100 | ||
101 | struct snd_monitor_file { | |
102 | struct file *file; | |
103 | struct snd_monitor_file *next; | |
a9edfc60 KW |
104 | const struct file_operations *disconnected_f_op; |
105 | struct list_head shutdown_list; | |
1da177e4 LT |
106 | }; |
107 | ||
1da177e4 LT |
108 | /* main structure for soundcard */ |
109 | ||
512bbd6a | 110 | struct snd_card { |
d5750f67 HK |
111 | int number; /* number of soundcard (index to |
112 | snd_cards) */ | |
1da177e4 LT |
113 | |
114 | char id[16]; /* id string of this card */ | |
115 | char driver[16]; /* driver name */ | |
116 | char shortname[32]; /* short name of this soundcard */ | |
117 | char longname[80]; /* name of this soundcard */ | |
118 | char mixername[80]; /* mixer name */ | |
ff33f230 | 119 | char components[128]; /* card components delimited with |
d5750f67 | 120 | space */ |
1da177e4 LT |
121 | struct module *module; /* top-level module */ |
122 | ||
123 | void *private_data; /* private data for soundcard */ | |
512bbd6a | 124 | void (*private_free) (struct snd_card *card); /* callback for freeing of |
d5750f67 | 125 | private data */ |
1da177e4 LT |
126 | struct list_head devices; /* devices */ |
127 | ||
128 | unsigned int last_numid; /* last used numeric ID */ | |
129 | struct rw_semaphore controls_rwsem; /* controls list lock */ | |
130 | rwlock_t ctl_files_rwlock; /* ctl_files list lock */ | |
131 | int controls_count; /* count of all controls */ | |
132 | int user_ctl_count; /* count of all user controls */ | |
133 | struct list_head controls; /* all controls for this card */ | |
134 | struct list_head ctl_files; /* active control files */ | |
135 | ||
512bbd6a TI |
136 | struct snd_info_entry *proc_root; /* root for soundcard specific files */ |
137 | struct snd_info_entry *proc_id; /* the card id */ | |
1da177e4 LT |
138 | struct proc_dir_entry *proc_root_link; /* number link to real id */ |
139 | ||
140 | struct snd_monitor_file *files; /* all files associated to this card */ | |
d5750f67 HK |
141 | struct snd_shutdown_f_ops *s_f_ops; /* file operations in the shutdown |
142 | state */ | |
1da177e4 LT |
143 | spinlock_t files_lock; /* lock the files for this card */ |
144 | int shutdown; /* this card is going down */ | |
c461482c | 145 | int free_on_last_close; /* free in context of file_release */ |
1da177e4 | 146 | wait_queue_head_t shutdown_sleep; |
7d2aae1e TI |
147 | struct device *dev; /* device assigned to this card */ |
148 | #ifndef CONFIG_SYSFS_DEPRECATED | |
149 | struct device *card_dev; /* cardX object for sysfs */ | |
150 | #endif | |
1da177e4 LT |
151 | |
152 | #ifdef CONFIG_PM | |
1da177e4 | 153 | unsigned int power_state; /* power state */ |
1a60d4c5 | 154 | struct mutex power_lock; /* power lock */ |
1da177e4 | 155 | wait_queue_head_t power_sleep; |
1da177e4 LT |
156 | #endif |
157 | ||
158 | #if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE) | |
512bbd6a | 159 | struct snd_mixer_oss *mixer_oss; |
1da177e4 LT |
160 | int mixer_oss_change_count; |
161 | #endif | |
162 | }; | |
163 | ||
164 | #ifdef CONFIG_PM | |
512bbd6a | 165 | static inline void snd_power_lock(struct snd_card *card) |
1da177e4 | 166 | { |
1a60d4c5 | 167 | mutex_lock(&card->power_lock); |
1da177e4 LT |
168 | } |
169 | ||
512bbd6a | 170 | static inline void snd_power_unlock(struct snd_card *card) |
1da177e4 | 171 | { |
1a60d4c5 | 172 | mutex_unlock(&card->power_lock); |
1da177e4 LT |
173 | } |
174 | ||
512bbd6a | 175 | static inline unsigned int snd_power_get_state(struct snd_card *card) |
1da177e4 LT |
176 | { |
177 | return card->power_state; | |
178 | } | |
179 | ||
512bbd6a | 180 | static inline void snd_power_change_state(struct snd_card *card, unsigned int state) |
1da177e4 LT |
181 | { |
182 | card->power_state = state; | |
183 | wake_up(&card->power_sleep); | |
184 | } | |
d5750f67 HK |
185 | |
186 | /* init.c */ | |
cbac4b0c | 187 | int snd_power_wait(struct snd_card *card, unsigned int power_state); |
d5750f67 | 188 | |
1da177e4 LT |
189 | #else /* ! CONFIG_PM */ |
190 | ||
191 | #define snd_power_lock(card) do { (void)(card); } while (0) | |
192 | #define snd_power_unlock(card) do { (void)(card); } while (0) | |
6fdb94bd | 193 | static inline int snd_power_wait(struct snd_card *card, unsigned int state) { return 0; } |
1da177e4 LT |
194 | #define snd_power_get_state(card) SNDRV_CTL_POWER_D0 |
195 | #define snd_power_change_state(card, state) do { (void)(card); } while (0) | |
1da177e4 LT |
196 | |
197 | #endif /* CONFIG_PM */ | |
198 | ||
512bbd6a | 199 | struct snd_minor { |
2af677fc | 200 | int type; /* SNDRV_DEVICE_TYPE_XXX */ |
6983b724 | 201 | int card; /* card number */ |
1da177e4 | 202 | int device; /* device number */ |
99ac48f5 | 203 | const struct file_operations *f_ops; /* file operations */ |
f87135f5 | 204 | void *private_data; /* private data for f_ops->open */ |
d80f19fa | 205 | struct device *dev; /* device for sysfs */ |
1da177e4 LT |
206 | }; |
207 | ||
7d2aae1e TI |
208 | /* return a device pointer linked to each sound device as a parent */ |
209 | static inline struct device *snd_card_get_device_link(struct snd_card *card) | |
210 | { | |
211 | #ifdef CONFIG_SYSFS_DEPRECATED | |
212 | return card ? card->dev : NULL; | |
213 | #else | |
214 | return card ? card->card_dev : NULL; | |
215 | #endif | |
216 | } | |
217 | ||
1da177e4 LT |
218 | /* sound.c */ |
219 | ||
f1902860 | 220 | extern int snd_major; |
1da177e4 | 221 | extern int snd_ecards_limit; |
d80f19fa | 222 | extern struct class *sound_class; |
1da177e4 LT |
223 | |
224 | void snd_request_card(int card); | |
225 | ||
12b131c4 JB |
226 | int snd_register_device_for_dev(int type, struct snd_card *card, |
227 | int dev, | |
228 | const struct file_operations *f_ops, | |
229 | void *private_data, | |
230 | const char *name, | |
231 | struct device *device); | |
232 | ||
233 | /** | |
234 | * snd_register_device - Register the ALSA device file for the card | |
235 | * @type: the device type, SNDRV_DEVICE_TYPE_XXX | |
236 | * @card: the card instance | |
237 | * @dev: the device index | |
238 | * @f_ops: the file operations | |
239 | * @private_data: user pointer for f_ops->open() | |
240 | * @name: the device file name | |
241 | * | |
242 | * Registers an ALSA device file for the given card. | |
243 | * The operators have to be set in reg parameter. | |
244 | * | |
245 | * This function uses the card's device pointer to link to the | |
246 | * correct &struct device. | |
247 | * | |
248 | * Returns zero if successful, or a negative error code on failure. | |
249 | */ | |
250 | static inline int snd_register_device(int type, struct snd_card *card, int dev, | |
251 | const struct file_operations *f_ops, | |
252 | void *private_data, | |
253 | const char *name) | |
254 | { | |
255 | return snd_register_device_for_dev(type, card, dev, f_ops, | |
256 | private_data, name, | |
c2902c8a | 257 | snd_card_get_device_link(card)); |
12b131c4 JB |
258 | } |
259 | ||
512bbd6a | 260 | int snd_unregister_device(int type, struct snd_card *card, int dev); |
f87135f5 | 261 | void *snd_lookup_minor_data(unsigned int minor, int type); |
9d19f48c | 262 | int snd_add_device_sysfs_file(int type, struct snd_card *card, int dev, |
d80f19fa | 263 | struct device_attribute *attr); |
1da177e4 LT |
264 | |
265 | #ifdef CONFIG_SND_OSSEMUL | |
2af677fc | 266 | int snd_register_oss_device(int type, struct snd_card *card, int dev, |
99ac48f5 | 267 | const struct file_operations *f_ops, void *private_data, |
f87135f5 | 268 | const char *name); |
512bbd6a | 269 | int snd_unregister_oss_device(int type, struct snd_card *card, int dev); |
f87135f5 | 270 | void *snd_lookup_oss_minor_data(unsigned int minor, int type); |
1da177e4 LT |
271 | #endif |
272 | ||
273 | int snd_minor_info_init(void); | |
274 | int snd_minor_info_done(void); | |
275 | ||
276 | /* sound_oss.c */ | |
277 | ||
278 | #ifdef CONFIG_SND_OSSEMUL | |
279 | int snd_minor_info_oss_init(void); | |
280 | int snd_minor_info_oss_done(void); | |
1da177e4 | 281 | #else |
ad5fada5 PM |
282 | static inline int snd_minor_info_oss_init(void) { return 0; } |
283 | static inline int snd_minor_info_oss_done(void) { return 0; } | |
1da177e4 LT |
284 | #endif |
285 | ||
286 | /* memory.c */ | |
287 | ||
1da177e4 LT |
288 | int copy_to_user_fromio(void __user *dst, const volatile void __iomem *src, size_t count); |
289 | int copy_from_user_toio(volatile void __iomem *dst, const void __user *src, size_t count); | |
290 | ||
291 | /* init.c */ | |
292 | ||
512bbd6a | 293 | extern struct snd_card *snd_cards[SNDRV_CARDS]; |
746df948 | 294 | int snd_card_locked(int card); |
1da177e4 LT |
295 | #if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE) |
296 | #define SND_MIXER_OSS_NOTIFY_REGISTER 0 | |
297 | #define SND_MIXER_OSS_NOTIFY_DISCONNECT 1 | |
298 | #define SND_MIXER_OSS_NOTIFY_FREE 2 | |
512bbd6a | 299 | extern int (*snd_mixer_oss_notify_callback)(struct snd_card *card, int cmd); |
1da177e4 LT |
300 | #endif |
301 | ||
512bbd6a | 302 | struct snd_card *snd_card_new(int idx, const char *id, |
1da177e4 | 303 | struct module *module, int extra_size); |
512bbd6a TI |
304 | int snd_card_disconnect(struct snd_card *card); |
305 | int snd_card_free(struct snd_card *card); | |
c461482c | 306 | int snd_card_free_when_closed(struct snd_card *card); |
512bbd6a | 307 | int snd_card_register(struct snd_card *card); |
1da177e4 LT |
308 | int snd_card_info_init(void); |
309 | int snd_card_info_done(void); | |
512bbd6a TI |
310 | int snd_component_add(struct snd_card *card, const char *component); |
311 | int snd_card_file_add(struct snd_card *card, struct file *file); | |
312 | int snd_card_file_remove(struct snd_card *card, struct file *file); | |
1da177e4 LT |
313 | |
314 | #ifndef snd_card_set_dev | |
edab938e | 315 | #define snd_card_set_dev(card, devptr) ((card)->dev = (devptr)) |
1da177e4 LT |
316 | #endif |
317 | ||
318 | /* device.c */ | |
319 | ||
512bbd6a TI |
320 | int snd_device_new(struct snd_card *card, snd_device_type_t type, |
321 | void *device_data, struct snd_device_ops *ops); | |
322 | int snd_device_register(struct snd_card *card, void *device_data); | |
323 | int snd_device_register_all(struct snd_card *card); | |
324 | int snd_device_disconnect(struct snd_card *card, void *device_data); | |
325 | int snd_device_disconnect_all(struct snd_card *card); | |
326 | int snd_device_free(struct snd_card *card, void *device_data); | |
327 | int snd_device_free_all(struct snd_card *card, snd_device_cmd_t cmd); | |
1da177e4 LT |
328 | |
329 | /* isadma.c */ | |
330 | ||
276bd31c | 331 | #ifdef CONFIG_ISA_DMA_API |
1da177e4 LT |
332 | #define DMA_MODE_NO_ENABLE 0x0100 |
333 | ||
334 | void snd_dma_program(unsigned long dma, unsigned long addr, unsigned int size, unsigned short mode); | |
335 | void snd_dma_disable(unsigned long dma); | |
336 | unsigned int snd_dma_pointer(unsigned long dma, unsigned int size); | |
276bd31c | 337 | #endif |
1da177e4 LT |
338 | |
339 | /* misc.c */ | |
b709e574 | 340 | struct resource; |
b1d5776d | 341 | void release_and_free_resource(struct resource *res); |
1da177e4 | 342 | |
1da177e4 LT |
343 | #ifdef CONFIG_SND_VERBOSE_PRINTK |
344 | void snd_verbose_printk(const char *file, int line, const char *format, ...) | |
345 | __attribute__ ((format (printf, 3, 4))); | |
346 | #endif | |
347 | #if defined(CONFIG_SND_DEBUG) && defined(CONFIG_SND_VERBOSE_PRINTK) | |
348 | void snd_verbose_printd(const char *file, int line, const char *format, ...) | |
349 | __attribute__ ((format (printf, 3, 4))); | |
350 | #endif | |
351 | ||
352 | /* --- */ | |
353 | ||
354 | #ifdef CONFIG_SND_VERBOSE_PRINTK | |
355 | /** | |
356 | * snd_printk - printk wrapper | |
357 | * @fmt: format string | |
358 | * | |
359 | * Works like print() but prints the file and the line of the caller | |
360 | * when configured with CONFIG_SND_VERBOSE_PRINTK. | |
361 | */ | |
362 | #define snd_printk(fmt, args...) \ | |
363 | snd_verbose_printk(__FILE__, __LINE__, fmt ,##args) | |
364 | #else | |
365 | #define snd_printk(fmt, args...) \ | |
366 | printk(fmt ,##args) | |
367 | #endif | |
368 | ||
369 | #ifdef CONFIG_SND_DEBUG | |
370 | ||
1da177e4 LT |
371 | #ifdef CONFIG_SND_VERBOSE_PRINTK |
372 | /** | |
373 | * snd_printd - debug printk | |
0863afb3 | 374 | * @fmt: format string |
1da177e4 | 375 | * |
edab938e | 376 | * Works like snd_printk() for debugging purposes. |
1da177e4 LT |
377 | * Ignored when CONFIG_SND_DEBUG is not set. |
378 | */ | |
379 | #define snd_printd(fmt, args...) \ | |
380 | snd_verbose_printd(__FILE__, __LINE__, fmt ,##args) | |
381 | #else | |
382 | #define snd_printd(fmt, args...) \ | |
383 | printk(fmt ,##args) | |
384 | #endif | |
7c22f1aa | 385 | |
bdbecf50 | 386 | #define snd_BUG() WARN(1, "BUG?\n") |
5ef03460 TI |
387 | #define snd_BUG_ON(cond) WARN((cond), "BUG? (%s)\n", __stringify(cond)) |
388 | ||
1da177e4 LT |
389 | #else /* !CONFIG_SND_DEBUG */ |
390 | ||
fcef7836 AM |
391 | #define snd_printd(fmt, args...) do { } while (0) |
392 | #define snd_BUG() do { } while (0) | |
945eed02 | 393 | static inline int __snd_bug_on(int cond) |
fcef7836 AM |
394 | { |
395 | return 0; | |
396 | } | |
945eed02 | 397 | #define snd_BUG_ON(cond) __snd_bug_on(0 && (cond)) /* always false */ |
1da177e4 LT |
398 | |
399 | #endif /* CONFIG_SND_DEBUG */ | |
400 | ||
62cf872a | 401 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
1da177e4 LT |
402 | /** |
403 | * snd_printdd - debug printk | |
404 | * @format: format string | |
405 | * | |
edab938e | 406 | * Works like snd_printk() for debugging purposes. |
62cf872a | 407 | * Ignored when CONFIG_SND_DEBUG_VERBOSE is not set. |
1da177e4 LT |
408 | */ |
409 | #define snd_printdd(format, args...) snd_printk(format, ##args) | |
410 | #else | |
411 | #define snd_printdd(format, args...) /* nothing */ | |
412 | #endif | |
413 | ||
1da177e4 | 414 | |
1da177e4 LT |
415 | #define SNDRV_OSS_VERSION ((3<<16)|(8<<8)|(1<<4)|(0)) /* 3.8.1a */ |
416 | ||
417 | /* for easier backward-porting */ | |
418 | #if defined(CONFIG_GAMEPORT) || defined(CONFIG_GAMEPORT_MODULE) | |
419 | #ifndef gameport_set_dev_parent | |
420 | #define gameport_set_dev_parent(gp,xdev) ((gp)->dev.parent = (xdev)) | |
421 | #define gameport_set_port_data(gp,r) ((gp)->port_data = (r)) | |
422 | #define gameport_get_port_data(gp) (gp)->port_data | |
423 | #endif | |
424 | #endif | |
425 | ||
d9ea472c TI |
426 | /* PCI quirk list helper */ |
427 | struct snd_pci_quirk { | |
428 | unsigned short subvendor; /* PCI subvendor ID */ | |
429 | unsigned short subdevice; /* PCI subdevice ID */ | |
430 | int value; /* value */ | |
62cf872a | 431 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
d9ea472c TI |
432 | const char *name; /* name of the device (optional) */ |
433 | #endif | |
434 | }; | |
435 | ||
436 | #define _SND_PCI_QUIRK_ID(vend,dev) \ | |
437 | .subvendor = (vend), .subdevice = (dev) | |
438 | #define SND_PCI_QUIRK_ID(vend,dev) {_SND_PCI_QUIRK_ID(vend, dev)} | |
62cf872a | 439 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
d9ea472c TI |
440 | #define SND_PCI_QUIRK(vend,dev,xname,val) \ |
441 | {_SND_PCI_QUIRK_ID(vend, dev), .value = (val), .name = (xname)} | |
442 | #else | |
443 | #define SND_PCI_QUIRK(vend,dev,xname,val) \ | |
444 | {_SND_PCI_QUIRK_ID(vend, dev), .value = (val)} | |
445 | #endif | |
446 | ||
447 | const struct snd_pci_quirk * | |
448 | snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list); | |
449 | ||
450 | ||
1da177e4 | 451 | #endif /* __SOUND_CORE_H */ |