566 lines
19 KiB
C
566 lines
19 KiB
C
/* Copyright (c) 2009, Code Aurora Forum. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Code Aurora Forum nor
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* the names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef __DAL_AUDIO_H__
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#define __DAL_AUDIO_H__
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#include "dal_audio_format.h"
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#define AUDIO_DAL_DEVICE 0x02000028
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#define AUDIO_DAL_PORT "DSP_DAL_AQ_AUD"
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enum {
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AUDIO_OP_CONTROL = DAL_OP_FIRST_DEVICE_API,
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AUDIO_OP_DATA,
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AUDIO_OP_INIT,
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};
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/* ---- common audio structures ---- */
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/* This flag, if set, indicates that the beginning of the data in the*/
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/* buffer is a synchronization point or key frame, meaning no data */
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/* before it in the stream is required in order to render the stream */
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/* from this point onward. */
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#define ADSP_AUDIO_BUFFER_FLAG_SYNC_POINT 0x01
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/* This flag, if set, indicates that the buffer object is using valid */
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/* physical address used to store the media data */
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#define ADSP_AUDIO_BUFFER_FLAG_PHYS_ADDR 0x04
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/* This flag, if set, indicates that a media start timestamp has been */
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/* set for a buffer. */
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#define ADSP_AUDIO_BUFFER_FLAG_START_SET 0x08
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/* This flag, if set, indicates that a media stop timestamp has been set */
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/* for a buffer. */
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#define ADSP_AUDIO_BUFFER_FLAG_STOP_SET 0x10
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/* This flag, if set, indicates that a preroll timestamp has been set */
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/* for a buffer. */
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#define ADSP_AUDIO_BUFFER_FLAG_PREROLL_SET 0x20
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/* This flag, if set, indicates that the data in the buffer is a fragment of */
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/* a larger block of data, and will be continued by the data in the next */
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/* buffer to be delivered. */
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#define ADSP_AUDIO_BUFFER_FLAG_CONTINUATION 0x40
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struct adsp_audio_buffer {
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u32 addr; /* Physical Address of buffer */
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u32 max_size; /* Maximum size of buffer */
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u32 actual_size; /* Actual size of valid data in the buffer */
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u32 offset; /* Offset to the first valid byte */
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u32 flags; /* ADSP_AUDIO_BUFFER_FLAGs that has been set */
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s64 start; /* Start timestamp, if any */
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s64 stop; /* Stop timestamp, if any */
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s64 preroll; /* Preroll timestamp, if any */
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} __attribute__ ((packed));
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/* ---- audio commands ---- */
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/* Command/event response types */
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#define ADSP_AUDIO_RESPONSE_COMMAND 0
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#define ADSP_AUDIO_RESPONSE_ASYNC 1
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struct adsp_command_hdr {
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u32 size; /* sizeof(cmd) - sizeof(u32) */
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u32 dst;
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u32 src;
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u32 opcode;
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u32 response_type;
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u32 seq_number;
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u32 context; /* opaque to DSP */
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u32 data;
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u32 padding;
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} __attribute__ ((packed));
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#define AUDIO_DOMAIN_APP 0
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#define AUDIO_DOMAIN_MODEM 1
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#define AUDIO_DOMAIN_DSP 2
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#define AUDIO_SERVICE_AUDIO 0
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#define AUDIO_SERVICE_VIDEO 1 /* really? */
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/* adsp audio addresses are (byte order) domain, service, major, minor */
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//#define AUDIO_ADDR(maj,min) ( (((maj) & 0xff) << 16) | (((min) & 0xff) << 24) | (1) )
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#define AUDIO_ADDR(maj,min,dom) ( (((min) & 0xff) << 24) | (((maj) & 0xff) << 16) | ((AUDIO_SERVICE_AUDIO) << 8) | (dom) )
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/* AAC Encoder modes */
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#define ADSP_AUDIO_ENC_AAC_LC_ONLY_MODE 0
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#define ADSP_AUDIO_ENC_AAC_PLUS_MODE 1
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#define ADSP_AUDIO_ENC_ENHANCED_AAC_PLUS_MODE 2
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struct adsp_audio_aac_enc_cfg {
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u32 bit_rate; /* bits per second */
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u32 encoder_mode; /* ADSP_AUDIO_ENC_* */
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} __attribute__ ((packed));
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#define ADSP_AUDIO_ENC_SBC_ALLOCATION_METHOD_LOUNDNESS 0
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#define ADSP_AUDIO_ENC_SBC_ALLOCATION_METHOD_SNR 1
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#define ADSP_AUDIO_ENC_SBC_CHANNEL_MODE_MONO 1
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#define ADSP_AUDIO_ENC_SBC_CHANNEL_MODE_STEREO 2
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#define ADSP_AUDIO_ENC_SBC_CHANNEL_MODE_DUAL 8
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#define ADSP_AUDIO_ENC_SBC_CHANNEL_MODE_JOINT_STEREO 9
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struct adsp_audio_sbc_encoder_cfg {
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u32 num_subbands;
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u32 block_len;
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u32 channel_mode;
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u32 allocation_method;
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u32 bit_rate;
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} __attribute__ ((packed));
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/* AMR NB encoder modes */
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#define ADSP_AUDIO_AMR_MR475 0
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#define ADSP_AUDIO_AMR_MR515 1
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#define ADSP_AUDIO_AMR_MMR59 2
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#define ADSP_AUDIO_AMR_MMR67 3
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#define ADSP_AUDIO_AMR_MMR74 4
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#define ADSP_AUDIO_AMR_MMR795 5
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#define ADSP_AUDIO_AMR_MMR102 6
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#define ADSP_AUDIO_AMR_MMR122 7
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/* The following are valid AMR NB DTX modes */
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#define ADSP_AUDIO_AMR_DTX_MODE_OFF 0
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#define ADSP_AUDIO_AMR_DTX_MODE_ON_VAD1 1
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#define ADSP_AUDIO_AMR_DTX_MODE_ON_VAD2 2
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#define ADSP_AUDIO_AMR_DTX_MODE_ON_AUTO 3
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/* AMR Encoder configuration */
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struct adsp_audio_amr_enc_cfg {
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u32 mode; /* ADSP_AUDIO_AMR_MR* */
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u32 dtx_mode; /* ADSP_AUDIO_AMR_DTX_MODE* */
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u32 enable; /* 1 = enable, 0 = disable */
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} __attribute__ ((packed));
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struct adsp_audio_qcelp13k_enc_cfg {
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u16 min_rate;
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u16 max_rate;
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} __attribute__ ((packed));
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struct adsp_audio_evrc_enc_cfg {
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u16 min_rate;
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u16 max_rate;
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} __attribute__ ((packed));
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union adsp_audio_codec_config {
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struct adsp_audio_amr_enc_cfg amr;
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struct adsp_audio_aac_enc_cfg aac;
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struct adsp_audio_qcelp13k_enc_cfg qcelp13k;
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struct adsp_audio_evrc_enc_cfg evrc;
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struct adsp_audio_sbc_encoder_cfg sbc;
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} __attribute__ ((packed));
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/* This is the default value. */
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#define ADSP_AUDIO_OPEN_STREAM_MODE_NONE 0x0000
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/* This bit, if set, indicates that the AVSync mode is activated. */
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#define ADSP_AUDIO_OPEN_STREAM_MODE_AVSYNC 0x0001
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/* This bit, if set, indicates that the Sample Rate/Channel Mode */
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/* Change Notification mode is activated. */
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#define ADSP_AUDIO_OPEN_STREAM_MODE_SR_CM_NOTIFY 0x0002
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/* This bit, if set, indicates that the sync clock is enabled */
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#define ADSP_AUDIO_OPEN_STREAM_MODE_ENABLE_SYNC_CLOCK 0x0004
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struct adsp_open_command {
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struct adsp_command_hdr hdr;
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u32 device;
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u32 endpoint; /* address */
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u32 stream_context;
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u32 mode;
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u32 buf_max_size;
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union adsp_audio_format format;
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union adsp_audio_codec_config config;
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} __attribute__ ((packed));
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/* --- audio control and stream session ioctls ---- */
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/* Opcode to open a device stream session to capture audio */
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#define ADSP_AUDIO_IOCTL_CMD_OPEN_READ 0x0108dd79
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/* Opcode to open a device stream session to render audio */
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#define ADSP_AUDIO_IOCTL_CMD_OPEN_WRITE 0x0108dd7a
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/* Opcode to open a device session, must open a device */
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#define ADSP_AUDIO_IOCTL_CMD_OPEN_DEVICE 0x0108dd7b
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/* Close an existing stream or device */
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#define ADSP_AUDIO_IOCTL_CMD_CLOSE 0x0108d8bc
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/* A device switch requires three IOCTL */
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/* commands in the following sequence: PREPARE, STANDBY, COMMIT */
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/* adsp_audio_device_switch_command structure is needed for */
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/* DEVICE_SWITCH_PREPARE */
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/* Device switch protocol step #1. Pause old device and */
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/* generate silence for the old device. */
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#define ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_PREPARE 0x010815c4
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/* Device switch protocol step #2. Release old device, */
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/* create new device and generate silence for the new device. */
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/* When client receives ack for this IOCTL, the client can */
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/* start sending IOCTL commands to configure, calibrate and */
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/* change filter settings on the new device. */
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#define ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_STANDBY 0x010815c5
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/* Device switch protocol step #3. Start normal operations on new device */
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#define ADSP_AUDIO_IOCTL_CMD_DEVICE_SWITCH_COMMIT 0x01075ee7
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struct adsp_device_switch_command {
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struct adsp_command_hdr hdr;
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u32 old_device;
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u32 new_device;
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u8 device_class; /* 0 = i.rx, 1 = i.tx, 2 = e.rx, 3 = e.tx */
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u8 device_type; /* 0 = rx, 1 = tx, 2 = both */
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} __attribute__ ((packed));
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/* --- audio control session ioctls ---- */
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#define ADSP_PATH_RX 0
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#define ADSP_PATH_TX 1
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#define ADSP_PATH_BOTH 2
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/* These commands will affect a logical device and all its associated */
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/* streams. */
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/* Set device volume. */
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#define ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_VOL 0x0107605c
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struct adsp_set_dev_volume_command {
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struct adsp_command_hdr hdr;
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u32 device_id;
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u32 path; /* 0 = rx, 1 = tx, 2 = both */
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s32 volume;
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} __attribute__ ((packed));
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/* Set Device stereo volume. This command has data payload, */
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/* struct adsp_audio_set_dev_stereo_volume_command. */
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#define ADSP_AUDIO_IOCTL_SET_DEVICE_STEREO_VOL 0x0108df3e
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/* Set L, R cross channel gain for a Device. This command has */
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/* data payload, struct adsp_audio_set_dev_x_chan_gain_command. */
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#define ADSP_AUDIO_IOCTL_SET_DEVICE_XCHAN_GAIN 0x0108df40
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/* Set device mute state. */
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#define ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_MUTE 0x0107605f
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struct adsp_set_dev_mute_command {
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struct adsp_command_hdr hdr;
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u32 device_id;
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u32 path; /* 0 = rx, 1 = tx, 2 = both */
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u32 mute; /* 1 = mute */
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} __attribute__ ((packed));
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/* Configure Equalizer for a device. */
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/* This command has payload struct adsp_audio_set_dev_equalizer_command. */
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#define ADSP_AUDIO_IOCTL_CMD_SET_DEVICE_EQ_CONFIG 0x0108b10e
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/* Set configuration data for an algorithm aspect of a device. */
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/* This command has payload struct adsp_audio_set_dev_cfg_command. */
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#define ADSP_AUDIO_IOCTL_SET_DEVICE_CONFIG 0x0108b6cb
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struct adsp_set_dev_cfg_command {
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struct adsp_command_hdr hdr;
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u32 device_id;
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u32 block_id;
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u32 interface_id;
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u32 phys_addr;
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u32 phys_size;
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u32 phys_used;
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} __attribute__ ((packed));
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/* Set configuration data for all interfaces of a device. */
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#define ADSP_AUDIO_IOCTL_SET_DEVICE_CONFIG_TABLE 0x0108b6bf
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struct adsp_set_dev_cfg_table_command {
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struct adsp_command_hdr hdr;
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u32 device_id;
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u32 phys_addr;
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u32 phys_size;
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u32 phys_used;
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} __attribute__ ((packed));
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/* ---- audio stream data commands ---- */
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#define ADSP_AUDIO_IOCTL_CMD_DATA_TX 0x0108dd7f
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#define ADSP_AUDIO_IOCTL_CMD_DATA_RX 0x0108dd80
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struct adsp_buffer_command {
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struct adsp_command_hdr hdr;
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struct adsp_audio_buffer buffer;
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} __attribute__ ((packed));
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/* ---- audio stream ioctls (only affect a single stream in a session) ---- */
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/* Stop stream for audio device. */
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#define ADSP_AUDIO_IOCTL_CMD_STREAM_STOP 0x01075c54
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/* End of stream reached. Client will not send any more data. */
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#define ADSP_AUDIO_IOCTL_CMD_STREAM_EOS 0x0108b150
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/* Do sample slipping/stuffing on AAC outputs. The payload of */
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/* this command is struct adsp_audio_slip_sample_command. */
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#define ADSP_AUDIO_IOCTL_CMD_STREAM_SLIPSAMPLE 0x0108d40e
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/* Set stream volume. */
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/* This command has data payload, struct adsp_audio_set_volume_command. */
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#define ADSP_AUDIO_IOCTL_CMD_SET_STREAM_VOL 0x0108c0de
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/* Set stream stereo volume. This command has data payload, */
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/* struct adsp_audio_set_stereo_volume_command. */
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#define ADSP_AUDIO_IOCTL_SET_STREAM_STEREO_VOL 0x0108dd7c
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/* Set L, R cross channel gain for a Stream. This command has */
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/* data payload, struct adsp_audio_set_x_chan_gain_command. */
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#define ADSP_AUDIO_IOCTL_SET_STREAM_XCHAN_GAIN 0x0108dd7d
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/* Set stream mute state. */
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/* This command has data payload, struct adsp_audio_set_stream_mute. */
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#define ADSP_AUDIO_IOCTL_CMD_SET_STREAM_MUTE 0x0108c0df
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/* Reconfigure bit rate information. This command has data */
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/* payload, struct adsp_audio_set_bit_rate_command */
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#define ADSP_AUDIO_IOCTL_SET_STREAM_BITRATE 0x0108ccf1
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/* Set Channel Mapping. This command has data payload, struct */
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/* This command has data payload struct adsp_audio_set_channel_map_command. */
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#define ADSP_AUDIO_IOCTL_SET_STREAM_CHANNELMAP 0x0108d32a
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/* Enable/disable AACPlus SBR. */
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/* This command has data payload struct adsp_audio_set_sbr_command */
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#define ADSP_AUDIO_IOCTL_SET_STREAM_SBR 0x0108d416
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/* Enable/disable WMA Pro Chex and Fex. This command has data payload */
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/* struct adsp_audio_stream_set_wma_command. */
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#define ADSP_AUDIO_IOCTL_SET_STREAM_WMAPRO 0x0108d417
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/* ---- audio session ioctls (affect all streams in a session) --- */
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/* Start stream for audio device. */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_START 0x010815c6
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/* Stop all stream(s) for audio session as indicated by major id. */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_STOP 0x0108dd7e
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/* Pause the data flow for a session as indicated by major id. */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_PAUSE 0x01075ee8
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/* Resume the data flow for a session as indicated by major id. */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_RESUME 0x01075ee9
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/* Drop any unprocessed data buffers for a session as indicated by major id. */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_FLUSH 0x01075eea
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/* Start Stream DTMF tone */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_DTMF_START 0x0108c0dd
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/* Stop Stream DTMF tone */
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#define ADSP_AUDIO_IOCTL_CMD_SESSION_DTMF_STOP 0x01087554
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/* Set Session volume. */
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/* This command has data payload, struct adsp_audio_set_volume_command. */
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#define ADSP_AUDIO_IOCTL_SET_SESSION_VOL 0x0108d8bd
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/* Set session stereo volume. This command has data payload, */
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/* struct adsp_audio_set_stereo_volume_command. */
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#define ADSP_AUDIO_IOCTL_SET_SESSION_STEREO_VOL 0x0108df3d
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/* Set L, R cross channel gain for a session. This command has */
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/* data payload, struct adsp_audio_set_x_chan_gain_command. */
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#define ADSP_AUDIO_IOCTL_SET_SESSION_XCHAN_GAIN 0x0108df3f
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/* Set Session mute state. */
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/* This command has data payload, struct adsp_audio_set_mute_command. */
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#define ADSP_AUDIO_IOCTL_SET_SESSION_MUTE 0x0108d8be
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/* Configure Equalizer for a stream. */
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/* This command has payload struct adsp_audio_set_equalizer_command. */
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#define ADSP_AUDIO_IOCTL_SET_SESSION_EQ_CONFIG 0x0108c0e0
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/* Set Audio Video sync information. */
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/* This command has data payload, struct adsp_audio_set_av_sync_command. */
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#define ADSP_AUDIO_IOCTL_SET_SESSION_AVSYNC 0x0108d1e2
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/* Get Audio Media Session time. */
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/* This command returns the audioTime in adsp_audio_unsigned64_event */
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#define ADSP_AUDIO_IOCTL_CMD_GET_AUDIO_TIME 0x0108c26c
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/* these command structures are used for both STREAM and SESSION ioctls */
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struct adsp_set_volume_command {
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struct adsp_command_hdr hdr;
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s32 volume;
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} __attribute__ ((packed));
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struct adsp_set_mute_command {
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struct adsp_command_hdr hdr;
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u32 mute; /* 1 == mute */
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} __attribute__ ((packed));
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/* ---- audio events ---- */
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/* All IOCTL commands generate an event with the IOCTL opcode as the */
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/* event id after the IOCTL command has been executed. */
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/* This event is generated after a media stream session is opened. */
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#define ADSP_AUDIO_EVT_STATUS_OPEN 0x0108c0d6
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/* This event is generated after a media stream session is closed. */
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#define ADSP_AUDIO_EVT_STATUS_CLOSE 0x0108c0d7
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/* Asyncronous buffer consumption. This event is generated after a */
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/* recived buffer is consumed during rendering or filled during */
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/* capture opeartion. */
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#define ADSP_AUDIO_EVT_STATUS_BUF_DONE 0x0108c0d8
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/* This event is generated when rendering operation is starving for */
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/* data. In order to avoid audio loss at the end of a plauback, the */
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/* client should wait for this event before issuing the close command. */
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#define ADSP_AUDIO_EVT_STATUS_BUF_UNDERRUN 0x0108c0d9
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/* This event is generated during capture operation when there are no */
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/* buffers available to copy the captured audio data */
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#define ADSP_AUDIO_EVT_STATUS_BUF_OVERFLOW 0x0108c0da
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/* This asynchronous event is generated as a result of an input */
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/* sample rate change and/or channel mode change detected by the */
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/* decoder. The event payload data is an array of 2 uint32 */
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/* values containing the sample rate in Hz and channel mode. */
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#define ADSP_AUDIO_EVT_SR_CM_CHANGE 0x0108d329
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struct adsp_event_hdr {
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u32 evt_handle; /* DAL common header */
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u32 evt_cookie;
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u32 evt_length;
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u32 src; /* "source" audio address */
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u32 dst; /* "destination" audio address */
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u32 event_id;
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u32 response_type;
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u32 seq_number;
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u32 context; /* opaque to DSP */
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u32 data;
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u32 status;
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} __attribute__ ((packed));
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struct adsp_buffer_event {
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struct adsp_event_hdr hdr;
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struct adsp_audio_buffer buffer;
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} __attribute__ ((packed));
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/* ---- audio device IDs ---- */
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/* Device direction Rx/Tx flag */
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#define ADSP_AUDIO_RX_DEVICE 0x00
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#define ADSP_AUDIO_TX_DEVICE 0x01
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/* Default RX or TX device */
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#define ADSP_AUDIO_DEVICE_ID_DEFAULT 0x1081679
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/* Source (TX) devices */
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#define ADSP_AUDIO_DEVICE_ID_HANDSET_MIC 0x107ac8d
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#define ADSP_AUDIO_DEVICE_ID_HEADSET_MIC 0x1081510
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MIC 0x1081512
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#define ADSP_AUDIO_DEVICE_ID_BT_SCO_MIC 0x1081518
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#define ADSP_AUDIO_DEVICE_ID_TTY_HEADSET_MIC 0x108151b
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#define ADSP_AUDIO_DEVICE_ID_I2S_MIC 0x1089bf3
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/* Special loopback pseudo device to be paired with an RX device */
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/* with usage ADSP_AUDIO_DEVICE_USAGE_MIXED_PCM_LOOPBACK */
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#define ADSP_AUDIO_DEVICE_ID_MIXED_PCM_LOOPBACK_TX 0x1089bf2
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/* Sink (RX) devices */
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#define ADSP_AUDIO_DEVICE_ID_HANDSET_SPKR 0x107ac88
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#define ADSP_AUDIO_DEVICE_ID_HEADSET_SPKR_MONO 0x1081511
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#define ADSP_AUDIO_DEVICE_ID_HEADSET_SPKR_STEREO 0x107ac8a
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MONO 0x1081513
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MONO_W_MONO_HEADSET 0x108c508
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_MONO_W_STEREO_HEADSET 0x108c894
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_STEREO 0x1081514
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_STEREO_W_MONO_HEADSET 0x108c895
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#define ADSP_AUDIO_DEVICE_ID_SPKR_PHONE_STEREO_W_STEREO_HEADSET 0x108c509
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#define ADSP_AUDIO_DEVICE_ID_BT_SCO_SPKR 0x1081519
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#define ADSP_AUDIO_DEVICE_ID_TTY_HEADSET_SPKR 0x108151c
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#define ADSP_AUDIO_DEVICE_ID_I2S_SPKR 0x1089bf4
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#define ADSP_AUDIO_DEVICE_ID_NULL_SINK 0x108e512
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/* BT A2DP playback device. */
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/* This device must be paired with */
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/* ADSP_AUDIO_DEVICE_ID_MIXED_PCM_LOOPBACK_TX using */
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/* ADSP_AUDIO_DEVICE_USAGE_MIXED_PCM_LOOPBACK mode */
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#define ADSP_AUDIO_DEVICE_ID_BT_A2DP_SPKR 0x108151a
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/* Voice Destination identifier - specifically used for */
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/* controlling Voice module from the Device Control Session */
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#define ADSP_AUDIO_DEVICE_ID_VOICE 0x0108df3c
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/* Audio device usage types. */
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/* This is a bit mask to determine which topology to use in the */
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/* device session */
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#define ADSP_AUDIO_DEVICE_CONTEXT_VOICE 0x01
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#define ADSP_AUDIO_DEVICE_CONTEXT_PLAYBACK 0x02
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#define ADSP_AUDIO_DEVICE_CONTEXT_MIXED_RECORD 0x10
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#define ADSP_AUDIO_DEVICE_CONTEXT_RECORD 0x20
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#define ADSP_AUDIO_DEVICE_CONTEXT_PCM_LOOPBACK 0x40
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#endif
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