diff options
Diffstat (limited to 'ANDROID_3.4.5/include/sound/core.h')
| -rw-r--r-- | ANDROID_3.4.5/include/sound/core.h | 474 |
1 files changed, 0 insertions, 474 deletions
diff --git a/ANDROID_3.4.5/include/sound/core.h b/ANDROID_3.4.5/include/sound/core.h deleted file mode 100644 index 93896ad1..00000000 --- a/ANDROID_3.4.5/include/sound/core.h +++ /dev/null @@ -1,474 +0,0 @@ -#ifndef __SOUND_CORE_H -#define __SOUND_CORE_H - -/* - * Main header file for the ALSA driver - * Copyright (c) 1994-2001 by Jaroslav Kysela <perex@perex.cz> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#include <linux/sched.h> /* wake_up() */ -#include <linux/mutex.h> /* struct mutex */ -#include <linux/rwsem.h> /* struct rw_semaphore */ -#include <linux/pm.h> /* pm_message_t */ -#include <linux/stringify.h> - -/* number of supported soundcards */ -#ifdef CONFIG_SND_DYNAMIC_MINORS -#define SNDRV_CARDS 32 -#else -#define SNDRV_CARDS 8 /* don't change - minor numbers */ -#endif - -#define CONFIG_SND_MAJOR 116 /* standard configuration */ - -/* forward declarations */ -struct pci_dev; -struct module; -struct device; -struct device_attribute; - -/* device allocation stuff */ - -#define SNDRV_DEV_TYPE_RANGE_SIZE 0x1000 - -typedef int __bitwise snd_device_type_t; -#define SNDRV_DEV_TOPLEVEL ((__force snd_device_type_t) 0) -#define SNDRV_DEV_CONTROL ((__force snd_device_type_t) 1) -#define SNDRV_DEV_LOWLEVEL_PRE ((__force snd_device_type_t) 2) -#define SNDRV_DEV_LOWLEVEL_NORMAL ((__force snd_device_type_t) 0x1000) -#define SNDRV_DEV_PCM ((__force snd_device_type_t) 0x1001) -#define SNDRV_DEV_RAWMIDI ((__force snd_device_type_t) 0x1002) -#define SNDRV_DEV_TIMER ((__force snd_device_type_t) 0x1003) -#define SNDRV_DEV_SEQUENCER ((__force snd_device_type_t) 0x1004) -#define SNDRV_DEV_HWDEP ((__force snd_device_type_t) 0x1005) -#define SNDRV_DEV_INFO ((__force snd_device_type_t) 0x1006) -#define SNDRV_DEV_BUS ((__force snd_device_type_t) 0x1007) -#define SNDRV_DEV_CODEC ((__force snd_device_type_t) 0x1008) -#define SNDRV_DEV_JACK ((__force snd_device_type_t) 0x1009) -#define SNDRV_DEV_COMPRESS ((__force snd_device_type_t) 0x100A) -#define SNDRV_DEV_LOWLEVEL ((__force snd_device_type_t) 0x2000) - -typedef int __bitwise snd_device_state_t; -#define SNDRV_DEV_BUILD ((__force snd_device_state_t) 0) -#define SNDRV_DEV_REGISTERED ((__force snd_device_state_t) 1) -#define SNDRV_DEV_DISCONNECTED ((__force snd_device_state_t) 2) - -typedef int __bitwise snd_device_cmd_t; -#define SNDRV_DEV_CMD_PRE ((__force snd_device_cmd_t) 0) -#define SNDRV_DEV_CMD_NORMAL ((__force snd_device_cmd_t) 1) -#define SNDRV_DEV_CMD_POST ((__force snd_device_cmd_t) 2) - -struct snd_device; - -struct snd_device_ops { - int (*dev_free)(struct snd_device *dev); - int (*dev_register)(struct snd_device *dev); - int (*dev_disconnect)(struct snd_device *dev); -}; - -struct snd_device { - struct list_head list; /* list of registered devices */ - struct snd_card *card; /* card which holds this device */ - snd_device_state_t state; /* state of the device */ - snd_device_type_t type; /* device type */ - void *device_data; /* device structure */ - struct snd_device_ops *ops; /* operations */ -}; - -#define snd_device(n) list_entry(n, struct snd_device, list) - -/* main structure for soundcard */ - -struct snd_card { - int number; /* number of soundcard (index to - snd_cards) */ - - char id[16]; /* id string of this card */ - char driver[16]; /* driver name */ - char shortname[32]; /* short name of this soundcard */ - char longname[80]; /* name of this soundcard */ - char mixername[80]; /* mixer name */ - char components[128]; /* card components delimited with - space */ - struct module *module; /* top-level module */ - - void *private_data; /* private data for soundcard */ - void (*private_free) (struct snd_card *card); /* callback for freeing of - private data */ - struct list_head devices; /* devices */ - - unsigned int last_numid; /* last used numeric ID */ - struct rw_semaphore controls_rwsem; /* controls list lock */ - rwlock_t ctl_files_rwlock; /* ctl_files list lock */ - int controls_count; /* count of all controls */ - int user_ctl_count; /* count of all user controls */ - struct list_head controls; /* all controls for this card */ - struct list_head ctl_files; /* active control files */ - - struct snd_info_entry *proc_root; /* root for soundcard specific files */ - struct snd_info_entry *proc_id; /* the card id */ - struct proc_dir_entry *proc_root_link; /* number link to real id */ - - struct list_head files_list; /* all files associated to this card */ - struct snd_shutdown_f_ops *s_f_ops; /* file operations in the shutdown - state */ - spinlock_t files_lock; /* lock the files for this card */ - int shutdown; /* this card is going down */ - int free_on_last_close; /* free in context of file_release */ - wait_queue_head_t shutdown_sleep; - atomic_t refcount; /* refcount for disconnection */ - struct device *dev; /* device assigned to this card */ - struct device *card_dev; /* cardX object for sysfs */ - -#ifdef CONFIG_PM - unsigned int power_state; /* power state */ - struct mutex power_lock; /* power lock */ - wait_queue_head_t power_sleep; -#endif - -#if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE) - struct snd_mixer_oss *mixer_oss; - int mixer_oss_change_count; -#endif -}; - -#ifdef CONFIG_PM -static inline void snd_power_lock(struct snd_card *card) -{ - mutex_lock(&card->power_lock); -} - -static inline void snd_power_unlock(struct snd_card *card) -{ - mutex_unlock(&card->power_lock); -} - -static inline unsigned int snd_power_get_state(struct snd_card *card) -{ - return card->power_state; -} - -static inline void snd_power_change_state(struct snd_card *card, unsigned int state) -{ - card->power_state = state; - wake_up(&card->power_sleep); -} - -/* init.c */ -int snd_power_wait(struct snd_card *card, unsigned int power_state); - -#else /* ! CONFIG_PM */ - -#define snd_power_lock(card) do { (void)(card); } while (0) -#define snd_power_unlock(card) do { (void)(card); } while (0) -static inline int snd_power_wait(struct snd_card *card, unsigned int state) { return 0; } -#define snd_power_get_state(card) ({ (void)(card); SNDRV_CTL_POWER_D0; }) -#define snd_power_change_state(card, state) do { (void)(card); } while (0) - -#endif /* CONFIG_PM */ - -struct snd_minor { - int type; /* SNDRV_DEVICE_TYPE_XXX */ - int card; /* card number */ - int device; /* device number */ - const struct file_operations *f_ops; /* file operations */ - void *private_data; /* private data for f_ops->open */ - struct device *dev; /* device for sysfs */ - struct snd_card *card_ptr; /* assigned card instance */ -}; - -/* return a device pointer linked to each sound device as a parent */ -static inline struct device *snd_card_get_device_link(struct snd_card *card) -{ - return card ? card->card_dev : NULL; -} - -/* sound.c */ - -extern int snd_major; -extern int snd_ecards_limit; -extern struct class *sound_class; - -void snd_request_card(int card); - -int snd_register_device_for_dev(int type, struct snd_card *card, - int dev, - const struct file_operations *f_ops, - void *private_data, - const char *name, - struct device *device); - -/** - * snd_register_device - Register the ALSA device file for the card - * @type: the device type, SNDRV_DEVICE_TYPE_XXX - * @card: the card instance - * @dev: the device index - * @f_ops: the file operations - * @private_data: user pointer for f_ops->open() - * @name: the device file name - * - * Registers an ALSA device file for the given card. - * The operators have to be set in reg parameter. - * - * This function uses the card's device pointer to link to the - * correct &struct device. - * - * Returns zero if successful, or a negative error code on failure. - */ -static inline int snd_register_device(int type, struct snd_card *card, int dev, - const struct file_operations *f_ops, - void *private_data, - const char *name) -{ - return snd_register_device_for_dev(type, card, dev, f_ops, - private_data, name, - snd_card_get_device_link(card)); -} - -int snd_unregister_device(int type, struct snd_card *card, int dev); -void *snd_lookup_minor_data(unsigned int minor, int type); -int snd_add_device_sysfs_file(int type, struct snd_card *card, int dev, - struct device_attribute *attr); - -#ifdef CONFIG_SND_OSSEMUL -int snd_register_oss_device(int type, struct snd_card *card, int dev, - const struct file_operations *f_ops, void *private_data, - const char *name); -int snd_unregister_oss_device(int type, struct snd_card *card, int dev); -void *snd_lookup_oss_minor_data(unsigned int minor, int type); -#endif - -int snd_minor_info_init(void); -int snd_minor_info_done(void); - -/* sound_oss.c */ - -#ifdef CONFIG_SND_OSSEMUL -int snd_minor_info_oss_init(void); -int snd_minor_info_oss_done(void); -#else -static inline int snd_minor_info_oss_init(void) { return 0; } -static inline int snd_minor_info_oss_done(void) { return 0; } -#endif - -/* memory.c */ - -int copy_to_user_fromio(void __user *dst, const volatile void __iomem *src, size_t count); -int copy_from_user_toio(volatile void __iomem *dst, const void __user *src, size_t count); - -/* init.c */ - -extern struct snd_card *snd_cards[SNDRV_CARDS]; -int snd_card_locked(int card); -#if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE) -#define SND_MIXER_OSS_NOTIFY_REGISTER 0 -#define SND_MIXER_OSS_NOTIFY_DISCONNECT 1 -#define SND_MIXER_OSS_NOTIFY_FREE 2 -extern int (*snd_mixer_oss_notify_callback)(struct snd_card *card, int cmd); -#endif - -int snd_card_create(int idx, const char *id, - struct module *module, int extra_size, - struct snd_card **card_ret); - -int snd_card_disconnect(struct snd_card *card); -int snd_card_free(struct snd_card *card); -int snd_card_free_when_closed(struct snd_card *card); -void snd_card_set_id(struct snd_card *card, const char *id); -int snd_card_register(struct snd_card *card); -int snd_card_info_init(void); -int snd_card_info_done(void); -int snd_component_add(struct snd_card *card, const char *component); -int snd_card_file_add(struct snd_card *card, struct file *file); -int snd_card_file_remove(struct snd_card *card, struct file *file); -void snd_card_unref(struct snd_card *card); - -#define snd_card_set_dev(card, devptr) ((card)->dev = (devptr)) - -/* device.c */ - -int snd_device_new(struct snd_card *card, snd_device_type_t type, - void *device_data, struct snd_device_ops *ops); -int snd_device_register(struct snd_card *card, void *device_data); -int snd_device_register_all(struct snd_card *card); -int snd_device_disconnect(struct snd_card *card, void *device_data); -int snd_device_disconnect_all(struct snd_card *card); -int snd_device_free(struct snd_card *card, void *device_data); -int snd_device_free_all(struct snd_card *card, snd_device_cmd_t cmd); - -/* isadma.c */ - -#ifdef CONFIG_ISA_DMA_API -#define DMA_MODE_NO_ENABLE 0x0100 - -void snd_dma_program(unsigned long dma, unsigned long addr, unsigned int size, unsigned short mode); -void snd_dma_disable(unsigned long dma); -unsigned int snd_dma_pointer(unsigned long dma, unsigned int size); -#endif - -/* misc.c */ -struct resource; -void release_and_free_resource(struct resource *res); - -/* --- */ - -/* sound printk debug levels */ -enum { - SND_PR_ALWAYS, - SND_PR_DEBUG, - SND_PR_VERBOSE, -}; - -#if defined(CONFIG_SND_DEBUG) || defined(CONFIG_SND_VERBOSE_PRINTK) -__printf(4, 5) -void __snd_printk(unsigned int level, const char *file, int line, - const char *format, ...); -#else -#define __snd_printk(level, file, line, format, args...) \ - printk(format, ##args) -#endif - -/** - * snd_printk - printk wrapper - * @fmt: format string - * - * Works like printk() but prints the file and the line of the caller - * when configured with CONFIG_SND_VERBOSE_PRINTK. - */ -#define snd_printk(fmt, args...) \ - __snd_printk(0, __FILE__, __LINE__, fmt, ##args) - -#ifdef CONFIG_SND_DEBUG -/** - * snd_printd - debug printk - * @fmt: format string - * - * Works like snd_printk() for debugging purposes. - * Ignored when CONFIG_SND_DEBUG is not set. - */ -#define snd_printd(fmt, args...) \ - __snd_printk(1, __FILE__, __LINE__, fmt, ##args) -#define _snd_printd(level, fmt, args...) \ - __snd_printk(level, __FILE__, __LINE__, fmt, ##args) - -/** - * snd_BUG - give a BUG warning message and stack trace - * - * Calls WARN() if CONFIG_SND_DEBUG is set. - * Ignored when CONFIG_SND_DEBUG is not set. - */ -#define snd_BUG() WARN(1, "BUG?\n") - -/** - * snd_BUG_ON - debugging check macro - * @cond: condition to evaluate - * - * When CONFIG_SND_DEBUG is set, this macro evaluates the given condition, - * and call WARN() and returns the value if it's non-zero. - * - * When CONFIG_SND_DEBUG is not set, this just returns zero, and the given - * condition is ignored. - * - * NOTE: the argument won't be evaluated at all when CONFIG_SND_DEBUG=n. - * Thus, don't put any statement that influences on the code behavior, - * such as pre/post increment, to the argument of this macro. - * If you want to evaluate and give a warning, use standard WARN_ON(). - */ -#define snd_BUG_ON(cond) WARN((cond), "BUG? (%s)\n", __stringify(cond)) - -#else /* !CONFIG_SND_DEBUG */ - -#define snd_printd(fmt, args...) do { } while (0) -#define _snd_printd(level, fmt, args...) do { } while (0) -#define snd_BUG() do { } while (0) -static inline int __snd_bug_on(int cond) -{ - return 0; -} -#define snd_BUG_ON(cond) __snd_bug_on(0 && (cond)) /* always false */ - -#endif /* CONFIG_SND_DEBUG */ - -#ifdef CONFIG_SND_DEBUG_VERBOSE -/** - * snd_printdd - debug printk - * @format: format string - * - * Works like snd_printk() for debugging purposes. - * Ignored when CONFIG_SND_DEBUG_VERBOSE is not set. - */ -#define snd_printdd(format, args...) \ - __snd_printk(2, __FILE__, __LINE__, format, ##args) -#else -#define snd_printdd(format, args...) do { } while (0) -#endif - - -#define SNDRV_OSS_VERSION ((3<<16)|(8<<8)|(1<<4)|(0)) /* 3.8.1a */ - -/* for easier backward-porting */ -#if defined(CONFIG_GAMEPORT) || defined(CONFIG_GAMEPORT_MODULE) -#define gameport_set_dev_parent(gp,xdev) ((gp)->dev.parent = (xdev)) -#define gameport_set_port_data(gp,r) ((gp)->port_data = (r)) -#define gameport_get_port_data(gp) (gp)->port_data -#endif - -#ifdef CONFIG_PCI -/* PCI quirk list helper */ -struct snd_pci_quirk { - unsigned short subvendor; /* PCI subvendor ID */ - unsigned short subdevice; /* PCI subdevice ID */ - unsigned short subdevice_mask; /* bitmask to match */ - int value; /* value */ -#ifdef CONFIG_SND_DEBUG_VERBOSE - const char *name; /* name of the device (optional) */ -#endif -}; - -#define _SND_PCI_QUIRK_ID_MASK(vend, mask, dev) \ - .subvendor = (vend), .subdevice = (dev), .subdevice_mask = (mask) -#define _SND_PCI_QUIRK_ID(vend, dev) \ - _SND_PCI_QUIRK_ID_MASK(vend, 0xffff, dev) -#define SND_PCI_QUIRK_ID(vend,dev) {_SND_PCI_QUIRK_ID(vend, dev)} -#ifdef CONFIG_SND_DEBUG_VERBOSE -#define SND_PCI_QUIRK(vend,dev,xname,val) \ - {_SND_PCI_QUIRK_ID(vend, dev), .value = (val), .name = (xname)} -#define SND_PCI_QUIRK_VENDOR(vend, xname, val) \ - {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val), .name = (xname)} -#define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \ - {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), \ - .value = (val), .name = (xname)} -#else -#define SND_PCI_QUIRK(vend,dev,xname,val) \ - {_SND_PCI_QUIRK_ID(vend, dev), .value = (val)} -#define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \ - {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), .value = (val)} -#define SND_PCI_QUIRK_VENDOR(vend, xname, val) \ - {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val)} -#endif - -const struct snd_pci_quirk * -snd_pci_quirk_lookup(struct pci_dev *pci, const struct snd_pci_quirk *list); - -const struct snd_pci_quirk * -snd_pci_quirk_lookup_id(u16 vendor, u16 device, - const struct snd_pci_quirk *list); -#endif - -#endif /* __SOUND_CORE_H */ |