9883f396cc
Change-Id: I07fe566e3ec86be5d017e96cc37fa83d2e0a4eb8 Signed-off-by: Iliyan Malchev <malchev@google.com>
60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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****************************************************************************
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****************************************************************************/
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#ifndef _TEGRA_AUDIO_H
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#define _TEGRA_AUDIO_H
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#include <linux/ioctl.h>
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#define TEGRA_AUDIO_MAGIC 't'
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#define TEGRA_AUDIO_IN_START _IO(TEGRA_AUDIO_MAGIC, 0)
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#define TEGRA_AUDIO_IN_STOP _IO(TEGRA_AUDIO_MAGIC, 1)
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struct tegra_audio_in_config {
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int rate;
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int stereo;
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};
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#define TEGRA_AUDIO_IN_SET_CONFIG _IOW(TEGRA_AUDIO_MAGIC, 2, const struct tegra_audio_in_config *)
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#define TEGRA_AUDIO_IN_GET_CONFIG _IOR(TEGRA_AUDIO_MAGIC, 3, struct tegra_audio_in_config *)
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struct tegra_audio_buf_config {
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unsigned size;
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unsigned threshold;
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unsigned chunk;
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};
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#define TEGRA_AUDIO_IN_SET_BUF_CONFIG _IOW(TEGRA_AUDIO_MAGIC, 4, const struct tegra_audio_buf_config *)
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#define TEGRA_AUDIO_IN_GET_BUF_CONFIG _IOR(TEGRA_AUDIO_MAGIC, 5, struct tegra_audio_buf_config *)
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#define TEGRA_AUDIO_OUT_SET_BUF_CONFIG _IOW(TEGRA_AUDIO_MAGIC, 6, const struct tegra_audio_buf_config *)
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#define TEGRA_AUDIO_OUT_GET_BUF_CONFIG _IOR(TEGRA_AUDIO_MAGIC, 7, struct tegra_audio_buf_config *)
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struct tegra_audio_error_counts {
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unsigned late_dma;
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unsigned full_empty;
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};
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#define TEGRA_AUDIO_IN_GET_ERROR_COUNT _IOR(TEGRA_AUDIO_MAGIC, 8, struct tegra_audio_error_counts *)
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#define TEGRA_AUDIO_OUT_GET_ERROR_COUNT _IOR(TEGRA_AUDIO_MAGIC, 9, struct tegra_audio_error_counts *)
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#define TEGRA_AUDIO_OUT_FLUSH _IO(TEGRA_AUDIO_MAGIC, 10)
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#define TEGRA_AUDIO_BIT_FORMAT_DEFAULT 0
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#define TEGRA_AUDIO_BIT_FORMAT_DSP 1
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#define TEGRA_AUDIO_SET_BIT_FORMAT _IOW(TEGRA_AUDIO_MAGIC, 11, unsigned int *)
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#define TEGRA_AUDIO_GET_BIT_FORMAT _IOR(TEGRA_AUDIO_MAGIC, 12, unsigned int *)
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#endif
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