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android_kernel_cmhtcleo/arch/arm/mach-msm/qdsp6/dal_audio.h
Markinus 8137654e8f Revert "htcleo: add audio drivers, qdsp6 modifications and enhanced venc driver" 
This reverts commit b739bce629.

Conflicts:

	arch/arm/configs/htcleo_defconfig
	arch/arm/mach-msm/Makefile
	arch/arm/mach-msm/board-htcleo.c
2010-08-30 12:48:18 +02:00

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