/*
* Header file for info interface
- * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
*
*
* This program is free software; you can redistribute it and/or modify
/* buffer for information */
struct snd_info_buffer {
char *buffer; /* pointer to begin of buffer */
- char *curr; /* current position in buffer */
- unsigned long size; /* current size */
- unsigned long len; /* total length of buffer */
+ unsigned int curr; /* current position in buffer */
+ unsigned int size; /* current size */
+ unsigned int len; /* total length of buffer */
int stop; /* stop flag */
int error; /* error code */
};
struct snd_info_entry;
struct snd_info_entry_text {
- unsigned long read_size;
- unsigned long write_size;
void (*read) (struct snd_info_entry *entry, struct snd_info_buffer *buffer);
void (*write) (struct snd_info_entry *entry, struct snd_info_buffer *buffer);
};
mode_t mode;
long size;
unsigned short content;
- unsigned short disconnected: 1;
union {
struct snd_info_entry_text text;
struct snd_info_entry_ops *ops;
void (*private_free)(struct snd_info_entry *entry);
struct proc_dir_entry *p;
struct mutex access;
+ struct list_head children;
+ struct list_head list;
};
#if defined(CONFIG_SND_OSSEMUL) && defined(CONFIG_PROC_FS)
extern struct snd_info_entry *snd_seq_root;
#ifdef CONFIG_SND_OSSEMUL
extern struct snd_info_entry *snd_oss_root;
+void snd_card_info_read_oss(struct snd_info_buffer *buffer);
#else
#define snd_oss_root NULL
+static inline void snd_card_info_read_oss(struct snd_info_buffer *buffer) {}
#endif
int snd_iprintf(struct snd_info_buffer * buffer, char *fmt,...) __attribute__ ((format (printf, 2, 3)));
int snd_info_card_create(struct snd_card * card);
int snd_info_card_register(struct snd_card * card);
int snd_info_card_free(struct snd_card * card);
+void snd_info_card_disconnect(struct snd_card * card);
int snd_info_register(struct snd_info_entry * entry);
-int snd_info_unregister(struct snd_info_entry * entry);
/* for card drivers */
int snd_card_proc_new(struct snd_card *card, const char *name, struct snd_info_entry **entryp);
static inline void snd_info_set_text_ops(struct snd_info_entry *entry,
void *private_data,
- long read_size,
void (*read)(struct snd_info_entry *, struct snd_info_buffer *))
{
entry->private_data = private_data;
- entry->c.text.read_size = read_size;
entry->c.text.read = read;
}
static inline int snd_info_card_create(struct snd_card * card) { return 0; }
static inline int snd_info_card_register(struct snd_card * card) { return 0; }
static inline int snd_info_card_free(struct snd_card * card) { return 0; }
+static inline void snd_info_card_disconnect(struct snd_card * card) { }
static inline int snd_info_register(struct snd_info_entry * entry) { return 0; }
-static inline int snd_info_unregister(struct snd_info_entry * entry) { return 0; }
static inline int snd_card_proc_new(struct snd_card *card, const char *name,
struct snd_info_entry **entryp) { return -EINVAL; }
static inline void snd_info_set_text_ops(struct snd_info_entry *entry __attribute__((unused)),
void *private_data,
- long read_size,
void (*read)(struct snd_info_entry *, struct snd_info_buffer *)) {}
static inline int snd_info_check_reserved_words(const char *str) { return 1; }