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/* include/linux/tegra_audio.h
*
* Copyright (C) 2010 Google, Inc.
*
* Author:
* Iliyan Malchev <malchev@google.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#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;
};
struct dam_srate {
unsigned int in_sample_rate;
unsigned int out_sample_rate;
unsigned int audio_bits;
unsigned int client_bits;
unsigned int audio_channels;
unsigned int client_channels;
};
enum tegra_audio_device {
TEGRA_AUDIO_DEVICE_NONE = 0x00000000,
TEGRA_AUDIO_DEVICE_OUT_HEADPHONE = 0x00000001,
TEGRA_AUDIO_DEVICE_OUT_HEADSET = 0x00000002,
TEGRA_AUDIO_DEVICE_OUT_SPEAKER = 0x00000004,
TEGRA_AUDIO_DEVICE_OUT_EAR_SPEAKER = 0x00000008,
TEGRA_AUDIO_DEVICE_OUT_LINE = 0x00000010,
TEGRA_AUDIO_DEVICE_OUT_BT_SCO = 0x00000020,
TEGRA_AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x00000040,
TEGRA_AUDIO_DEVICE_OUT_RADIO = 0x00000080,
TEGRA_AUDIO_DEVICE_OUT_ALL = TEGRA_AUDIO_DEVICE_OUT_HEADPHONE |
TEGRA_AUDIO_DEVICE_OUT_HEADSET |
TEGRA_AUDIO_DEVICE_OUT_SPEAKER |
TEGRA_AUDIO_DEVICE_OUT_EAR_SPEAKER |
TEGRA_AUDIO_DEVICE_OUT_LINE |
TEGRA_AUDIO_DEVICE_OUT_BT_SCO |
TEGRA_AUDIO_DEVICE_OUT_AUX_DIGITAL |
TEGRA_AUDIO_DEVICE_OUT_RADIO,
TEGRA_AUDIO_DEVICE_IN_BUILTIN_MIC = 0x00010000,
TEGRA_AUDIO_DEVICE_IN_MIC = 0x00020000,
TEGRA_AUDIO_DEVICE_IN_HEADSET = 0x00040000,
TEGRA_AUDIO_DEVICE_IN_BACK_MIC = 0x00080000,
TEGRA_AUDIO_DEVICE_IN_LINE = 0x00100000,
TEGRA_AUDIO_DEVICE_IN_BT_SCO = 0x00200000,
TEGRA_AUDIO_DEVICE_IN_AUX_DIGITAL = 0x00400000,
TEGRA_AUDIO_DEVICE_IN_PHONE = 0x00800000,
TEGRA_AUDIO_DEVICE_IN_RADIO = 0x01000000,
TEGRA_AUDIO_DEVICE_IN_ALL = TEGRA_AUDIO_DEVICE_IN_BUILTIN_MIC |
TEGRA_AUDIO_DEVICE_IN_MIC |
TEGRA_AUDIO_DEVICE_IN_HEADSET |
TEGRA_AUDIO_DEVICE_IN_BACK_MIC |
TEGRA_AUDIO_DEVICE_IN_LINE |
TEGRA_AUDIO_DEVICE_IN_BT_SCO |
TEGRA_AUDIO_DEVICE_IN_AUX_DIGITAL |
TEGRA_AUDIO_DEVICE_IN_PHONE |
TEGRA_AUDIO_DEVICE_IN_RADIO,
TEGRA_AUDIO_DEVICE_MAX = 0x7FFFFFFF
};
#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 *)
#define TEGRA_AUDIO_IN_SET_NUM_BUFS _IOW(TEGRA_AUDIO_MAGIC, 4, \
const unsigned int *)
#define TEGRA_AUDIO_IN_GET_NUM_BUFS _IOW(TEGRA_AUDIO_MAGIC, 5, \
unsigned int *)
#define TEGRA_AUDIO_OUT_SET_NUM_BUFS _IOW(TEGRA_AUDIO_MAGIC, 6, \
const unsigned int *)
#define TEGRA_AUDIO_OUT_GET_NUM_BUFS _IOW(TEGRA_AUDIO_MAGIC, 7, \
unsigned int *)
#define TEGRA_AUDIO_OUT_FLUSH _IO(TEGRA_AUDIO_MAGIC, 10)
#define TEGRA_AUDIO_BIT_FORMAT_DEFAULT 0
#define TEGRA_AUDIO_BIT_FORMAT_DSP 1
#define TEGRA_AUDIO_SET_BIT_FORMAT _IOW(TEGRA_AUDIO_MAGIC, 11, \
const unsigned int *)
#define TEGRA_AUDIO_GET_BIT_FORMAT _IOR(TEGRA_AUDIO_MAGIC, 12, \
unsigned int *)
#define DAM_SRC_START _IOW(TEGRA_AUDIO_MAGIC, 13, struct dam_srate *)
#define DAM_SRC_STOP _IOW(TEGRA_AUDIO_MAGIC, 14, struct dam_srate *)
#endif/*_CPCAP_AUDIO_H*/
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