^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0-or-later */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) #ifndef __SOUND_INFO_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) #define __SOUND_INFO_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Header file for info interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/poll.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/seq_file.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/android_kabi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) /* buffer for information */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) struct snd_info_buffer {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) char *buffer; /* pointer to begin of buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) unsigned int curr; /* current position in buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) unsigned int size; /* current size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) unsigned int len; /* total length of buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) int stop; /* stop flag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) int error; /* error code */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define SNDRV_INFO_CONTENT_TEXT 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define SNDRV_INFO_CONTENT_DATA 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) struct snd_info_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) struct snd_info_entry_text {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) void (*read)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) struct snd_info_buffer *buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) void (*write)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) struct snd_info_buffer *buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct snd_info_entry_ops {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) int (*open)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) unsigned short mode, void **file_private_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) int (*release)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) unsigned short mode, void *file_private_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) ssize_t (*read)(struct snd_info_entry *entry, void *file_private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) struct file *file, char __user *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) size_t count, loff_t pos);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) ssize_t (*write)(struct snd_info_entry *entry, void *file_private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) struct file *file, const char __user *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) size_t count, loff_t pos);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) loff_t (*llseek)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) void *file_private_data, struct file *file,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) loff_t offset, int orig);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) __poll_t (*poll)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) void *file_private_data, struct file *file,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) poll_table *wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) int (*ioctl)(struct snd_info_entry *entry, void *file_private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct file *file, unsigned int cmd, unsigned long arg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) int (*mmap)(struct snd_info_entry *entry, void *file_private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct inode *inode, struct file *file,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) struct vm_area_struct *vma);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) ANDROID_KABI_RESERVE(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) struct snd_info_entry {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) umode_t mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) long size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) unsigned short content;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) struct snd_info_entry_text text;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) const struct snd_info_entry_ops *ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) } c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) struct snd_info_entry *parent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) struct module *module;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) void *private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) void (*private_free)(struct snd_info_entry *entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) struct proc_dir_entry *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct mutex access;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) struct list_head children;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) ANDROID_KABI_RESERVE(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #if defined(CONFIG_SND_OSSEMUL) && defined(CONFIG_SND_PROC_FS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) int snd_info_minor_register(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) #define snd_info_minor_register() 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #ifdef CONFIG_SND_PROC_FS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) extern struct snd_info_entry *snd_seq_root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) #ifdef CONFIG_SND_OSSEMUL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) extern struct snd_info_entry *snd_oss_root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) void snd_card_info_read_oss(struct snd_info_buffer *buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #define snd_oss_root NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) static inline void snd_card_info_read_oss(struct snd_info_buffer *buffer) {}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) * snd_iprintf - printf on the procfs buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) * @buf: the procfs buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) * @fmt: the printf format
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) * Outputs the string on the procfs buffer just like printf().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) * Return: zero for success, or a negative error code.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define snd_iprintf(buf, fmt, args...) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) seq_printf((struct seq_file *)(buf)->buffer, fmt, ##args)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) int snd_info_init(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) int snd_info_done(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) int snd_info_get_line(struct snd_info_buffer *buffer, char *line, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) const char *snd_info_get_str(char *dest, const char *src, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) struct snd_info_entry *snd_info_create_module_entry(struct module *module,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) struct snd_info_entry *parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) struct snd_info_entry *snd_info_create_card_entry(struct snd_card *card,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) struct snd_info_entry *parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) void snd_info_free_entry(struct snd_info_entry *entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) int snd_info_store_text(struct snd_info_entry *entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) int snd_info_restore_text(struct snd_info_entry *entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) int snd_info_card_create(struct snd_card *card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) int snd_info_card_register(struct snd_card *card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) int snd_info_card_free(struct snd_card *card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) void snd_info_card_disconnect(struct snd_card *card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) void snd_info_card_id_change(struct snd_card *card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) int snd_info_register(struct snd_info_entry *entry);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) /* for card drivers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) static inline int snd_card_proc_new(struct snd_card *card, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) struct snd_info_entry **entryp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) *entryp = snd_info_create_card_entry(card, name, card->proc_root);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) return *entryp ? 0 : -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) static inline void snd_info_set_text_ops(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) void *private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) void (*read)(struct snd_info_entry *, struct snd_info_buffer *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) entry->private_data = private_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) entry->c.text.read = read;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) int snd_card_rw_proc_new(struct snd_card *card, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) void *private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) void (*read)(struct snd_info_entry *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) struct snd_info_buffer *),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) void (*write)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) struct snd_info_buffer *buffer));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) int snd_info_check_reserved_words(const char *str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) #define snd_seq_root NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) #define snd_oss_root NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) static inline int snd_iprintf(struct snd_info_buffer *buffer, char *fmt, ...) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static inline int snd_info_init(void) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) static inline int snd_info_done(void) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) static inline int snd_info_get_line(struct snd_info_buffer *buffer, char *line, int len) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) static inline char *snd_info_get_str(char *dest, char *src, int len) { return NULL; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) static inline struct snd_info_entry *snd_info_create_module_entry(struct module *module, const char *name, struct snd_info_entry *parent) { return NULL; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) static inline struct snd_info_entry *snd_info_create_card_entry(struct snd_card *card, const char *name, struct snd_info_entry *parent) { return NULL; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static inline void snd_info_free_entry(struct snd_info_entry *entry) { ; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static inline int snd_info_card_create(struct snd_card *card) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) static inline int snd_info_card_register(struct snd_card *card) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) static inline int snd_info_card_free(struct snd_card *card) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) static inline void snd_info_card_disconnect(struct snd_card *card) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) static inline void snd_info_card_id_change(struct snd_card *card) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) static inline int snd_info_register(struct snd_info_entry *entry) { return 0; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static inline int snd_card_proc_new(struct snd_card *card, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) struct snd_info_entry **entryp) { return -EINVAL; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) static inline void snd_info_set_text_ops(struct snd_info_entry *entry __attribute__((unused)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) void *private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) void (*read)(struct snd_info_entry *, struct snd_info_buffer *)) {}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) static inline int snd_card_rw_proc_new(struct snd_card *card, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) void *private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) void (*read)(struct snd_info_entry *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) struct snd_info_buffer *),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) void (*write)(struct snd_info_entry *entry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) struct snd_info_buffer *buffer))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) static inline int snd_info_check_reserved_words(const char *str) { return 1; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) * snd_card_ro_proc_new - Create a read-only text proc file entry for the card
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) * @card: the card instance
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) * @name: the file name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) * @private_data: the arbitrary private data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) * @read: the read callback
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) * This proc file entry will be registered via snd_card_register() call, and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) * it will be removed automatically at the card removal, too.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) static inline int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) snd_card_ro_proc_new(struct snd_card *card, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) void *private_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) void (*read)(struct snd_info_entry *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) struct snd_info_buffer *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) return snd_card_rw_proc_new(card, name, private_data, read, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) * OSS info part
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) #if defined(CONFIG_SND_OSSEMUL) && defined(CONFIG_SND_PROC_FS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) #define SNDRV_OSS_INFO_DEV_AUDIO 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) #define SNDRV_OSS_INFO_DEV_SYNTH 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) #define SNDRV_OSS_INFO_DEV_MIDI 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) #define SNDRV_OSS_INFO_DEV_TIMERS 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) #define SNDRV_OSS_INFO_DEV_MIXERS 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) #define SNDRV_OSS_INFO_DEV_COUNT 6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) int snd_oss_info_register(int dev, int num, char *string);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) #define snd_oss_info_unregister(dev, num) snd_oss_info_register(dev, num, NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) #endif /* CONFIG_SND_OSSEMUL && CONFIG_SND_PROC_FS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) #endif /* __SOUND_INFO_H */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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