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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;
unsigned int apbif_chan;
};
#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 _IO(TEGRA_AUDIO_MAGIC, 14)
#define DAM_MIXING_START _IOW(TEGRA_AUDIO_MAGIC, 15, struct dam_srate *)
#define DAM_MIXING_STOP _IO(TEGRA_AUDIO_MAGIC, 16)
#define DAM_SET_MIXING_FLAG _IO(TEGRA_AUDIO_MAGIC, 17)
#define I2S_START _IOW(TEGRA_AUDIO_MAGIC, 21, struct i2s_pcm_format *)
#define I2S_STOP _IOW(TEGRA_AUDIO_MAGIC, 22, struct i2s_pcm_format *)
#define I2S_DUAL_CODEC _IOW(TEGRA_AUDIO_MAGIC, 23, unsigned int *)
#define SPDIF_START _IO(TEGRA_AUDIO_MAGIC, 27)
#define SPDIF_STOP _IO(TEGRA_AUDIO_MAGIC, 28)
#define AMX_APBIF_LOOPBACK_START _IOW(TEGRA_AUDIO_MAGIC, 29, void *)
#define AMX_APBIF_LOOPBACK_STOP _IOW(TEGRA_AUDIO_MAGIC, 30, void *)
#define AMX_CLOSE _IOW(TEGRA_AUDIO_MAGIC, 31, void *)
#define AMX_I2S_SETUP _IOW(TEGRA_AUDIO_MAGIC, 32, void *)
#define AMX_I2S_CLOSE _IOW(TEGRA_AUDIO_MAGIC, 33, void *)
#define ADX_APBIF_LOOPBACK_START _IOW(TEGRA_AUDIO_MAGIC, 34, void *)
#define ADX_APBIF_LOOPBACK_STOP _IOW(TEGRA_AUDIO_MAGIC, 35, void *)
#define ADX_CLOSE _IOW(TEGRA_AUDIO_MAGIC, 36, void *)
#define ADX_I2S_SETUP _IOW(TEGRA_AUDIO_MAGIC, 37, void *)
#define ADX_I2S_CLOSE _IOW(TEGRA_AUDIO_MAGIC, 38, void *)
#define AMX_ADX_APBIF_LOOPBACK_START _IOW(TEGRA_AUDIO_MAGIC, 39, void *)
#define AMX_ADX_APBIF_LOOPBACK_STOP _IOW(TEGRA_AUDIO_MAGIC, 40, void *)
#define AMX_ADX_CLOSE _IOW(TEGRA_AUDIO_MAGIC, 41, void *)
#define AMX_ADX_I2S_SETUP _IOW(TEGRA_AUDIO_MAGIC, 42, void *)
#define AMX_ADX_I2S_CLOSE _IOW(TEGRA_AUDIO_MAGIC, 43, void *)
#ifdef CONFIG_SND_SOC_TEGRA
extern bool tegra_is_voice_call_active(void);
#else
static inline bool tegra_is_voice_call_active(void)
{
return false;
}
#endif
#endif/*_CPCAP_AUDIO_H*/
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