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/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef _TEGRA_AUDIO_H
#define _TEGRA_AUDIO_H
#include <linux/ioctl.h>
#define TEGRA_AUDIO_MAGIC 't'
#define TEGRA_AUDIO_IN_START _IO(TEGRA_AUDIO_MAGIC, 0)
#define TEGRA_AUDIO_IN_STOP _IO(TEGRA_AUDIO_MAGIC, 1)
struct tegra_audio_in_config {
int rate;
int stereo;
};
#define TEGRA_AUDIO_IN_SET_CONFIG _IOW(TEGRA_AUDIO_MAGIC, 2, const struct tegra_audio_in_config *)
#define TEGRA_AUDIO_IN_GET_CONFIG _IOR(TEGRA_AUDIO_MAGIC, 3, struct tegra_audio_in_config *)
struct tegra_audio_buf_config {
unsigned size;
unsigned threshold;
unsigned chunk;
};
#define TEGRA_AUDIO_IN_SET_BUF_CONFIG _IOW(TEGRA_AUDIO_MAGIC, 4, const struct tegra_audio_buf_config *)
#define TEGRA_AUDIO_IN_GET_BUF_CONFIG _IOR(TEGRA_AUDIO_MAGIC, 5, struct tegra_audio_buf_config *)
#define TEGRA_AUDIO_OUT_SET_BUF_CONFIG _IOW(TEGRA_AUDIO_MAGIC, 6, const struct tegra_audio_buf_config *)
#define TEGRA_AUDIO_OUT_GET_BUF_CONFIG _IOR(TEGRA_AUDIO_MAGIC, 7, struct tegra_audio_buf_config *)
struct tegra_audio_error_counts {
unsigned late_dma;
unsigned full_empty;
};
#define TEGRA_AUDIO_IN_GET_ERROR_COUNT _IOR(TEGRA_AUDIO_MAGIC, 8, struct tegra_audio_error_counts *)
#define TEGRA_AUDIO_OUT_GET_ERROR_COUNT _IOR(TEGRA_AUDIO_MAGIC, 9, struct tegra_audio_error_counts *)
struct tegra_audio_out_preload {
void *data;
size_t len;
size_t len_written;
};
#define TEGRA_AUDIO_OUT_PRELOAD_FIFO _IOWR(TEGRA_AUDIO_MAGIC, 10, struct tegra_audio_out_preload *)
#endif
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