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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 | ||
8bfb181c | 25 | #include <linux/device.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 */ |
5ef03460 | 30 | #include <linux/stringify.h> |
bcbb1553 | 31 | #include <linux/printk.h> |
1da177e4 | 32 | |
9004acc7 TI |
33 | /* number of supported soundcards */ |
34 | #ifdef CONFIG_SND_DYNAMIC_MINORS | |
7bb2491b | 35 | #define SNDRV_CARDS CONFIG_SND_MAX_CARDS |
9004acc7 TI |
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 | 42 | /* forward declarations */ |
1da177e4 | 43 | struct pci_dev; |
de477254 | 44 | struct module; |
1da177e4 LT |
45 | |
46 | /* device allocation stuff */ | |
47 | ||
48 | #define SNDRV_DEV_TYPE_RANGE_SIZE 0x1000 | |
49 | ||
512bbd6a TI |
50 | typedef int __bitwise snd_device_type_t; |
51 | #define SNDRV_DEV_TOPLEVEL ((__force snd_device_type_t) 0) | |
52 | #define SNDRV_DEV_CONTROL ((__force snd_device_type_t) 1) | |
53 | #define SNDRV_DEV_LOWLEVEL_PRE ((__force snd_device_type_t) 2) | |
54 | #define SNDRV_DEV_LOWLEVEL_NORMAL ((__force snd_device_type_t) 0x1000) | |
55 | #define SNDRV_DEV_PCM ((__force snd_device_type_t) 0x1001) | |
56 | #define SNDRV_DEV_RAWMIDI ((__force snd_device_type_t) 0x1002) | |
57 | #define SNDRV_DEV_TIMER ((__force snd_device_type_t) 0x1003) | |
58 | #define SNDRV_DEV_SEQUENCER ((__force snd_device_type_t) 0x1004) | |
59 | #define SNDRV_DEV_HWDEP ((__force snd_device_type_t) 0x1005) | |
60 | #define SNDRV_DEV_INFO ((__force snd_device_type_t) 0x1006) | |
61 | #define SNDRV_DEV_BUS ((__force snd_device_type_t) 0x1007) | |
62 | #define SNDRV_DEV_CODEC ((__force snd_device_type_t) 0x1008) | |
e76d8cea | 63 | #define SNDRV_DEV_JACK ((__force snd_device_type_t) 0x1009) |
3eafc959 | 64 | #define SNDRV_DEV_COMPRESS ((__force snd_device_type_t) 0x100A) |
512bbd6a TI |
65 | #define SNDRV_DEV_LOWLEVEL ((__force snd_device_type_t) 0x2000) |
66 | ||
67 | typedef int __bitwise snd_device_state_t; | |
68 | #define SNDRV_DEV_BUILD ((__force snd_device_state_t) 0) | |
69 | #define SNDRV_DEV_REGISTERED ((__force snd_device_state_t) 1) | |
70 | #define SNDRV_DEV_DISCONNECTED ((__force snd_device_state_t) 2) | |
71 | ||
72 | typedef int __bitwise snd_device_cmd_t; | |
73 | #define SNDRV_DEV_CMD_PRE ((__force snd_device_cmd_t) 0) | |
74 | #define SNDRV_DEV_CMD_NORMAL ((__force snd_device_cmd_t) 1) | |
75 | #define SNDRV_DEV_CMD_POST ((__force snd_device_cmd_t) 2) | |
76 | ||
77 | struct snd_device; | |
78 | ||
79 | struct snd_device_ops { | |
80 | int (*dev_free)(struct snd_device *dev); | |
81 | int (*dev_register)(struct snd_device *dev); | |
82 | int (*dev_disconnect)(struct snd_device *dev); | |
512bbd6a TI |
83 | }; |
84 | ||
85 | struct snd_device { | |
1da177e4 | 86 | struct list_head list; /* list of registered devices */ |
512bbd6a | 87 | struct snd_card *card; /* card which holds this device */ |
1da177e4 LT |
88 | snd_device_state_t state; /* state of the device */ |
89 | snd_device_type_t type; /* device type */ | |
90 | void *device_data; /* device structure */ | |
512bbd6a | 91 | struct snd_device_ops *ops; /* operations */ |
1da177e4 LT |
92 | }; |
93 | ||
512bbd6a | 94 | #define snd_device(n) list_entry(n, struct snd_device, list) |
1da177e4 | 95 | |
1da177e4 LT |
96 | /* main structure for soundcard */ |
97 | ||
512bbd6a | 98 | struct snd_card { |
d5750f67 HK |
99 | int number; /* number of soundcard (index to |
100 | snd_cards) */ | |
1da177e4 LT |
101 | |
102 | char id[16]; /* id string of this card */ | |
103 | char driver[16]; /* driver name */ | |
104 | char shortname[32]; /* short name of this soundcard */ | |
105 | char longname[80]; /* name of this soundcard */ | |
106 | char mixername[80]; /* mixer name */ | |
ff33f230 | 107 | char components[128]; /* card components delimited with |
d5750f67 | 108 | space */ |
1da177e4 LT |
109 | struct module *module; /* top-level module */ |
110 | ||
111 | void *private_data; /* private data for soundcard */ | |
512bbd6a | 112 | void (*private_free) (struct snd_card *card); /* callback for freeing of |
d5750f67 | 113 | private data */ |
1da177e4 LT |
114 | struct list_head devices; /* devices */ |
115 | ||
116 | unsigned int last_numid; /* last used numeric ID */ | |
117 | struct rw_semaphore controls_rwsem; /* controls list lock */ | |
118 | rwlock_t ctl_files_rwlock; /* ctl_files list lock */ | |
119 | int controls_count; /* count of all controls */ | |
120 | int user_ctl_count; /* count of all user controls */ | |
121 | struct list_head controls; /* all controls for this card */ | |
122 | struct list_head ctl_files; /* active control files */ | |
123 | ||
512bbd6a TI |
124 | struct snd_info_entry *proc_root; /* root for soundcard specific files */ |
125 | struct snd_info_entry *proc_id; /* the card id */ | |
1da177e4 LT |
126 | struct proc_dir_entry *proc_root_link; /* number link to real id */ |
127 | ||
118dd6bf | 128 | struct list_head files_list; /* all files associated to this card */ |
d5750f67 HK |
129 | struct snd_shutdown_f_ops *s_f_ops; /* file operations in the shutdown |
130 | state */ | |
1da177e4 LT |
131 | spinlock_t files_lock; /* lock the files for this card */ |
132 | int shutdown; /* this card is going down */ | |
c461482c | 133 | int free_on_last_close; /* free in context of file_release */ |
1da177e4 | 134 | wait_queue_head_t shutdown_sleep; |
a0830dbd | 135 | atomic_t refcount; /* refcount for disconnection */ |
7d2aae1e | 136 | struct device *dev; /* device assigned to this card */ |
8bfb181c TI |
137 | struct device card_dev; /* cardX object for sysfs */ |
138 | bool registered; /* card_dev is registered? */ | |
1da177e4 LT |
139 | |
140 | #ifdef CONFIG_PM | |
1da177e4 | 141 | unsigned int power_state; /* power state */ |
1a60d4c5 | 142 | struct mutex power_lock; /* power lock */ |
1da177e4 | 143 | wait_queue_head_t power_sleep; |
1da177e4 LT |
144 | #endif |
145 | ||
146 | #if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE) | |
512bbd6a | 147 | struct snd_mixer_oss *mixer_oss; |
1da177e4 LT |
148 | int mixer_oss_change_count; |
149 | #endif | |
150 | }; | |
151 | ||
8bfb181c TI |
152 | #define dev_to_snd_card(p) container_of(p, struct snd_card, card_dev) |
153 | ||
1da177e4 | 154 | #ifdef CONFIG_PM |
512bbd6a | 155 | static inline void snd_power_lock(struct snd_card *card) |
1da177e4 | 156 | { |
1a60d4c5 | 157 | mutex_lock(&card->power_lock); |
1da177e4 LT |
158 | } |
159 | ||
512bbd6a | 160 | static inline void snd_power_unlock(struct snd_card *card) |
1da177e4 | 161 | { |
1a60d4c5 | 162 | mutex_unlock(&card->power_lock); |
1da177e4 LT |
163 | } |
164 | ||
512bbd6a | 165 | static inline unsigned int snd_power_get_state(struct snd_card *card) |
1da177e4 LT |
166 | { |
167 | return card->power_state; | |
168 | } | |
169 | ||
512bbd6a | 170 | static inline void snd_power_change_state(struct snd_card *card, unsigned int state) |
1da177e4 LT |
171 | { |
172 | card->power_state = state; | |
173 | wake_up(&card->power_sleep); | |
174 | } | |
d5750f67 HK |
175 | |
176 | /* init.c */ | |
cbac4b0c | 177 | int snd_power_wait(struct snd_card *card, unsigned int power_state); |
d5750f67 | 178 | |
1da177e4 LT |
179 | #else /* ! CONFIG_PM */ |
180 | ||
181 | #define snd_power_lock(card) do { (void)(card); } while (0) | |
182 | #define snd_power_unlock(card) do { (void)(card); } while (0) | |
6fdb94bd | 183 | static inline int snd_power_wait(struct snd_card *card, unsigned int state) { return 0; } |
363129ea | 184 | #define snd_power_get_state(card) ({ (void)(card); SNDRV_CTL_POWER_D0; }) |
1da177e4 | 185 | #define snd_power_change_state(card, state) do { (void)(card); } while (0) |
1da177e4 LT |
186 | |
187 | #endif /* CONFIG_PM */ | |
188 | ||
512bbd6a | 189 | struct snd_minor { |
2af677fc | 190 | int type; /* SNDRV_DEVICE_TYPE_XXX */ |
6983b724 | 191 | int card; /* card number */ |
1da177e4 | 192 | int device; /* device number */ |
99ac48f5 | 193 | const struct file_operations *f_ops; /* file operations */ |
f87135f5 | 194 | void *private_data; /* private data for f_ops->open */ |
d80f19fa | 195 | struct device *dev; /* device for sysfs */ |
a0830dbd | 196 | struct snd_card *card_ptr; /* assigned card instance */ |
1da177e4 LT |
197 | }; |
198 | ||
7d2aae1e TI |
199 | /* return a device pointer linked to each sound device as a parent */ |
200 | static inline struct device *snd_card_get_device_link(struct snd_card *card) | |
201 | { | |
8bfb181c | 202 | return card ? &card->card_dev : NULL; |
7d2aae1e TI |
203 | } |
204 | ||
1da177e4 LT |
205 | /* sound.c */ |
206 | ||
f1902860 | 207 | extern int snd_major; |
1da177e4 | 208 | extern int snd_ecards_limit; |
d80f19fa | 209 | extern struct class *sound_class; |
1da177e4 LT |
210 | |
211 | void snd_request_card(int card); | |
212 | ||
12b131c4 JB |
213 | int snd_register_device_for_dev(int type, struct snd_card *card, |
214 | int dev, | |
215 | const struct file_operations *f_ops, | |
216 | void *private_data, | |
217 | const char *name, | |
218 | struct device *device); | |
219 | ||
220 | /** | |
221 | * snd_register_device - Register the ALSA device file for the card | |
222 | * @type: the device type, SNDRV_DEVICE_TYPE_XXX | |
223 | * @card: the card instance | |
224 | * @dev: the device index | |
225 | * @f_ops: the file operations | |
226 | * @private_data: user pointer for f_ops->open() | |
227 | * @name: the device file name | |
228 | * | |
229 | * Registers an ALSA device file for the given card. | |
230 | * The operators have to be set in reg parameter. | |
231 | * | |
232 | * This function uses the card's device pointer to link to the | |
233 | * correct &struct device. | |
234 | * | |
eb7c06e8 | 235 | * Return: Zero if successful, or a negative error code on failure. |
12b131c4 JB |
236 | */ |
237 | static inline int snd_register_device(int type, struct snd_card *card, int dev, | |
238 | const struct file_operations *f_ops, | |
239 | void *private_data, | |
240 | const char *name) | |
241 | { | |
242 | return snd_register_device_for_dev(type, card, dev, f_ops, | |
243 | private_data, name, | |
c2902c8a | 244 | snd_card_get_device_link(card)); |
12b131c4 JB |
245 | } |
246 | ||
512bbd6a | 247 | int snd_unregister_device(int type, struct snd_card *card, int dev); |
f87135f5 | 248 | void *snd_lookup_minor_data(unsigned int minor, int type); |
9d19f48c | 249 | int snd_add_device_sysfs_file(int type, struct snd_card *card, int dev, |
d80f19fa | 250 | struct device_attribute *attr); |
1da177e4 LT |
251 | |
252 | #ifdef CONFIG_SND_OSSEMUL | |
2af677fc | 253 | int snd_register_oss_device(int type, struct snd_card *card, int dev, |
80d7d771 | 254 | const struct file_operations *f_ops, void *private_data); |
512bbd6a | 255 | int snd_unregister_oss_device(int type, struct snd_card *card, int dev); |
f87135f5 | 256 | void *snd_lookup_oss_minor_data(unsigned int minor, int type); |
1da177e4 LT |
257 | #endif |
258 | ||
259 | int snd_minor_info_init(void); | |
260 | int snd_minor_info_done(void); | |
261 | ||
262 | /* sound_oss.c */ | |
263 | ||
264 | #ifdef CONFIG_SND_OSSEMUL | |
265 | int snd_minor_info_oss_init(void); | |
266 | int snd_minor_info_oss_done(void); | |
1da177e4 | 267 | #else |
ad5fada5 PM |
268 | static inline int snd_minor_info_oss_init(void) { return 0; } |
269 | static inline int snd_minor_info_oss_done(void) { return 0; } | |
1da177e4 LT |
270 | #endif |
271 | ||
272 | /* memory.c */ | |
273 | ||
1da177e4 LT |
274 | int copy_to_user_fromio(void __user *dst, const volatile void __iomem *src, size_t count); |
275 | int copy_from_user_toio(volatile void __iomem *dst, const void __user *src, size_t count); | |
276 | ||
277 | /* init.c */ | |
278 | ||
512bbd6a | 279 | extern struct snd_card *snd_cards[SNDRV_CARDS]; |
746df948 | 280 | int snd_card_locked(int card); |
1da177e4 LT |
281 | #if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE) |
282 | #define SND_MIXER_OSS_NOTIFY_REGISTER 0 | |
283 | #define SND_MIXER_OSS_NOTIFY_DISCONNECT 1 | |
284 | #define SND_MIXER_OSS_NOTIFY_FREE 2 | |
512bbd6a | 285 | extern int (*snd_mixer_oss_notify_callback)(struct snd_card *card, int cmd); |
1da177e4 LT |
286 | #endif |
287 | ||
393aa9c1 TI |
288 | int snd_card_new(struct device *parent, int idx, const char *xid, |
289 | struct module *module, int extra_size, | |
290 | struct snd_card **card_ret); | |
291 | ||
292 | static inline int __deprecated | |
293 | snd_card_create(int idx, const char *id, struct module *module, int extra_size, | |
294 | struct snd_card **ret) | |
295 | { | |
296 | return snd_card_new(NULL, idx, id, module, extra_size, ret); | |
297 | } | |
53fb1e63 | 298 | |
512bbd6a TI |
299 | int snd_card_disconnect(struct snd_card *card); |
300 | int snd_card_free(struct snd_card *card); | |
c461482c | 301 | int snd_card_free_when_closed(struct snd_card *card); |
10a8ebbb | 302 | void snd_card_set_id(struct snd_card *card, const char *id); |
512bbd6a | 303 | int snd_card_register(struct snd_card *card); |
1da177e4 LT |
304 | int snd_card_info_init(void); |
305 | int snd_card_info_done(void); | |
512bbd6a TI |
306 | int snd_component_add(struct snd_card *card, const char *component); |
307 | int snd_card_file_add(struct snd_card *card, struct file *file); | |
308 | int snd_card_file_remove(struct snd_card *card, struct file *file); | |
a0830dbd | 309 | void snd_card_unref(struct snd_card *card); |
1da177e4 | 310 | |
edab938e | 311 | #define snd_card_set_dev(card, devptr) ((card)->dev = (devptr)) |
1da177e4 LT |
312 | |
313 | /* device.c */ | |
314 | ||
512bbd6a TI |
315 | int snd_device_new(struct snd_card *card, snd_device_type_t type, |
316 | void *device_data, struct snd_device_ops *ops); | |
317 | int snd_device_register(struct snd_card *card, void *device_data); | |
318 | int snd_device_register_all(struct snd_card *card); | |
319 | int snd_device_disconnect(struct snd_card *card, void *device_data); | |
320 | int snd_device_disconnect_all(struct snd_card *card); | |
321 | int snd_device_free(struct snd_card *card, void *device_data); | |
322 | int snd_device_free_all(struct snd_card *card, snd_device_cmd_t cmd); | |
1da177e4 LT |
323 | |
324 | /* isadma.c */ | |
325 | ||
276bd31c | 326 | #ifdef CONFIG_ISA_DMA_API |
1da177e4 LT |
327 | #define DMA_MODE_NO_ENABLE 0x0100 |
328 | ||
329 | void snd_dma_program(unsigned long dma, unsigned long addr, unsigned int size, unsigned short mode); | |
330 | void snd_dma_disable(unsigned long dma); | |
331 | unsigned int snd_dma_pointer(unsigned long dma, unsigned int size); | |
276bd31c | 332 | #endif |
1da177e4 LT |
333 | |
334 | /* misc.c */ | |
b709e574 | 335 | struct resource; |
b1d5776d | 336 | void release_and_free_resource(struct resource *res); |
1da177e4 | 337 | |
1da177e4 LT |
338 | /* --- */ |
339 | ||
fae3d88a FW |
340 | /* sound printk debug levels */ |
341 | enum { | |
342 | SND_PR_ALWAYS, | |
343 | SND_PR_DEBUG, | |
344 | SND_PR_VERBOSE, | |
345 | }; | |
346 | ||
36ce99c1 | 347 | #if defined(CONFIG_SND_DEBUG) || defined(CONFIG_SND_VERBOSE_PRINTK) |
b9075fa9 | 348 | __printf(4, 5) |
36ce99c1 | 349 | void __snd_printk(unsigned int level, const char *file, int line, |
b9075fa9 | 350 | const char *format, ...); |
36ce99c1 TI |
351 | #else |
352 | #define __snd_printk(level, file, line, format, args...) \ | |
cf0baf16 | 353 | printk(format, ##args) |
36ce99c1 TI |
354 | #endif |
355 | ||
1da177e4 LT |
356 | /** |
357 | * snd_printk - printk wrapper | |
358 | * @fmt: format string | |
359 | * | |
f66fcedc | 360 | * Works like printk() but prints the file and the line of the caller |
1da177e4 LT |
361 | * when configured with CONFIG_SND_VERBOSE_PRINTK. |
362 | */ | |
363 | #define snd_printk(fmt, args...) \ | |
36ce99c1 | 364 | __snd_printk(0, __FILE__, __LINE__, fmt, ##args) |
1da177e4 LT |
365 | |
366 | #ifdef CONFIG_SND_DEBUG | |
1da177e4 LT |
367 | /** |
368 | * snd_printd - debug printk | |
0863afb3 | 369 | * @fmt: format string |
1da177e4 | 370 | * |
edab938e | 371 | * Works like snd_printk() for debugging purposes. |
1da177e4 LT |
372 | * Ignored when CONFIG_SND_DEBUG is not set. |
373 | */ | |
374 | #define snd_printd(fmt, args...) \ | |
36ce99c1 | 375 | __snd_printk(1, __FILE__, __LINE__, fmt, ##args) |
fae3d88a FW |
376 | #define _snd_printd(level, fmt, args...) \ |
377 | __snd_printk(level, __FILE__, __LINE__, fmt, ##args) | |
7c22f1aa | 378 | |
f66fcedc TI |
379 | /** |
380 | * snd_BUG - give a BUG warning message and stack trace | |
381 | * | |
382 | * Calls WARN() if CONFIG_SND_DEBUG is set. | |
383 | * Ignored when CONFIG_SND_DEBUG is not set. | |
384 | */ | |
bdbecf50 | 385 | #define snd_BUG() WARN(1, "BUG?\n") |
f66fcedc | 386 | |
bcbb1553 TG |
387 | /** |
388 | * Suppress high rates of output when CONFIG_SND_DEBUG is enabled. | |
389 | */ | |
390 | #define snd_printd_ratelimit() printk_ratelimit() | |
391 | ||
f66fcedc TI |
392 | /** |
393 | * snd_BUG_ON - debugging check macro | |
394 | * @cond: condition to evaluate | |
395 | * | |
d5702162 CS |
396 | * Has the same behavior as WARN_ON when CONFIG_SND_DEBUG is set, |
397 | * otherwise just evaluates the conditional and returns the value. | |
f66fcedc | 398 | */ |
d5702162 | 399 | #define snd_BUG_ON(cond) WARN_ON((cond)) |
1da177e4 LT |
400 | |
401 | #else /* !CONFIG_SND_DEBUG */ | |
402 | ||
86b27237 TI |
403 | __printf(1, 2) |
404 | static inline void snd_printd(const char *format, ...) {} | |
405 | __printf(2, 3) | |
406 | static inline void _snd_printd(int level, const char *format, ...) {} | |
407 | ||
fcef7836 | 408 | #define snd_BUG() do { } while (0) |
d5702162 CS |
409 | |
410 | #define snd_BUG_ON(condition) ({ \ | |
411 | int __ret_warn_on = !!(condition); \ | |
412 | unlikely(__ret_warn_on); \ | |
413 | }) | |
1da177e4 | 414 | |
bcbb1553 TG |
415 | static inline bool snd_printd_ratelimit(void) { return false; } |
416 | ||
1da177e4 LT |
417 | #endif /* CONFIG_SND_DEBUG */ |
418 | ||
62cf872a | 419 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
1da177e4 LT |
420 | /** |
421 | * snd_printdd - debug printk | |
422 | * @format: format string | |
423 | * | |
edab938e | 424 | * Works like snd_printk() for debugging purposes. |
62cf872a | 425 | * Ignored when CONFIG_SND_DEBUG_VERBOSE is not set. |
1da177e4 | 426 | */ |
36ce99c1 TI |
427 | #define snd_printdd(format, args...) \ |
428 | __snd_printk(2, __FILE__, __LINE__, format, ##args) | |
1da177e4 | 429 | #else |
86b27237 TI |
430 | __printf(1, 2) |
431 | static inline void snd_printdd(const char *format, ...) {} | |
1da177e4 LT |
432 | #endif |
433 | ||
1da177e4 | 434 | |
1da177e4 LT |
435 | #define SNDRV_OSS_VERSION ((3<<16)|(8<<8)|(1<<4)|(0)) /* 3.8.1a */ |
436 | ||
437 | /* for easier backward-porting */ | |
438 | #if defined(CONFIG_GAMEPORT) || defined(CONFIG_GAMEPORT_MODULE) | |
1da177e4 LT |
439 | #define gameport_set_dev_parent(gp,xdev) ((gp)->dev.parent = (xdev)) |
440 | #define gameport_set_port_data(gp,r) ((gp)->port_data = (r)) | |
441 | #define gameport_get_port_data(gp) (gp)->port_data | |
442 | #endif | |
1da177e4 | 443 | |
8422fa11 | 444 | #ifdef CONFIG_PCI |
d9ea472c TI |
445 | /* PCI quirk list helper */ |
446 | struct snd_pci_quirk { | |
447 | unsigned short subvendor; /* PCI subvendor ID */ | |
448 | unsigned short subdevice; /* PCI subdevice ID */ | |
8bd4bb7a | 449 | unsigned short subdevice_mask; /* bitmask to match */ |
d9ea472c | 450 | int value; /* value */ |
62cf872a | 451 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
d9ea472c TI |
452 | const char *name; /* name of the device (optional) */ |
453 | #endif | |
454 | }; | |
455 | ||
8bd4bb7a TI |
456 | #define _SND_PCI_QUIRK_ID_MASK(vend, mask, dev) \ |
457 | .subvendor = (vend), .subdevice = (dev), .subdevice_mask = (mask) | |
458 | #define _SND_PCI_QUIRK_ID(vend, dev) \ | |
459 | _SND_PCI_QUIRK_ID_MASK(vend, 0xffff, dev) | |
d9ea472c | 460 | #define SND_PCI_QUIRK_ID(vend,dev) {_SND_PCI_QUIRK_ID(vend, dev)} |
62cf872a | 461 | #ifdef CONFIG_SND_DEBUG_VERBOSE |
d9ea472c TI |
462 | #define SND_PCI_QUIRK(vend,dev,xname,val) \ |
463 | {_SND_PCI_QUIRK_ID(vend, dev), .value = (val), .name = (xname)} | |
8bd4bb7a TI |
464 | #define SND_PCI_QUIRK_VENDOR(vend, xname, val) \ |
465 | {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val), .name = (xname)} | |
466 | #define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \ | |
467 | {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), \ | |
468 | .value = (val), .name = (xname)} | |
86b27237 | 469 | #define snd_pci_quirk_name(q) ((q)->name) |
d9ea472c TI |
470 | #else |
471 | #define SND_PCI_QUIRK(vend,dev,xname,val) \ | |
472 | {_SND_PCI_QUIRK_ID(vend, dev), .value = (val)} | |
8bd4bb7a TI |
473 | #define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \ |
474 | {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), .value = (val)} | |
475 | #define SND_PCI_QUIRK_VENDOR(vend, xname, val) \ | |
476 | {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val)} | |
86b27237 | 477 | #define snd_pci_quirk_name(q) "" |
d9ea472c TI |
478 | #endif |
479 | ||
480 | const struct snd_pci_quirk * | |
481 | snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list); | |
482 | ||
d1458279 TI |
483 | const struct snd_pci_quirk * |
484 | snd_pci_quirk_lookup_id(u16 vendor, u16 device, | |
485 | const struct snd_pci_quirk *list); | |
8422fa11 | 486 | #endif |
d9ea472c | 487 | |
1da177e4 | 488 | #endif /* __SOUND_CORE_H */ |