/****************************************************************************** * * Copyright (C) 1999-2012 Broadcom Corporation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ******************************************************************************/ /****************************************************************************** * * This file contains sync message over UIPC * ******************************************************************************/ #ifndef UIPC_MSG_H #define UIPC_MSG_H #include "bt_types.h" /****************************************************************************/ /* UIPC version number: 1.0 */ /****************************************************************************/ #define UIPC_VERSION_MAJOR 0x0001 #define UIPC_VERSION_MINOR 0x0000 /******************************** UIPC Management Messages ********************************/ /* tUIPC_STATUS codes*/ enum { UIPC_STATUS_SUCCESS, UIPC_STATUS_FAIL }; typedef UINT8 tUIPC_STATUS; /* op_code */ #define UIPC_OPEN_REQ 0x00 #define UIPC_OPEN_RSP 0x01 #define UIPC_CLOSE_REQ 0x02 #define UIPC_CLOSE_RSP 0x03 /* Structure of UIPC_OPEN_REQ message */ typedef struct { UINT8 opcode; /* UIPC_OPEN_REQ */ } tUIPC_OPEN_REQ; #define UIPC_OPEN_REQ_MSGLEN (1) /* Structure of UIPC_OPEN_RSP message */ typedef struct { UINT8 opcode; /* UIPC_OPEN_RESP */ tUIPC_STATUS status; /* UIPC_STATUS */ UINT16 version_major; /* UIPC_VERSION_MAJOR */ UINT16 version_minor; /* UIPC_VERSION_MINOR */ UINT8 num_streams; /* Number of simultaneous streams supported by the light stack */ } tUIPC_OPEN_RSP; #define UIPC_OPEN_RSP_MSGLEN (7) /* Structure of UIPC_CLOSE_REQ message */ typedef struct t_uipc_close_req { UINT8 opcode; /* UIPC_CLOSE_REQ */ } tUIPC_CLOSE_REQ; #define UIPC_CLOSE_REQ_MSGLEN (1) /* Structure of UIPC_CLOSE_RSP message, only for BTC, full stack may ignore it */ typedef struct t_uipc_close_rsp { UINT8 opcode; /* UIPC_CLOSE_RSP */ } tUIPC_CLOSE_RSP; #define UIPC_CLOSE_RSP_MSGLEN (1) /* UIPC management message structures */ typedef union { UINT8 opcode; tUIPC_OPEN_REQ open_req; tUIPC_OPEN_RSP open_resp; tUIPC_CLOSE_REQ close_req; } tUIPC_MSG; #define UIPC_MGMT_MSG_MAXLEN (sizeof(tUIPC_MSG)) #define IPC_LOG_MSG_LEN 100 typedef struct t_uipc_log_msg { UINT32 trace_set_mask; UINT8 msg[IPC_LOG_MSG_LEN]; } tUIPC_LOG_MSG; #define UIPC_LOG_MSGLEN (IPC_LOG_MSG_LEN + 4) typedef struct { UINT8 opcode; /* A2DP_START_REQ */ UINT16 lcid; UINT16 curr_mtu; }tA2DP_START_REQ; typedef struct { UINT8 opcode; /* A2DP_STOP_REQ */ UINT16 lcid; }tA2DP_STOP_REQ; typedef struct { UINT8 opcode; /* A2DP_SUSPEND_REQ */ UINT16 lcid; }tA2DP_SUSPEND_REQ; typedef struct { UINT8 opcode; /* A2DP_CLEANUP_REQ */ UINT16 lcid; UINT16 curr_mtu; } tA2DP_CLEANUP_REQ; typedef struct { UINT8 opcode; /* A2DP_START_RESP, A2DP_STOP_RESP, A2DP_CLEANUP_RESP, A2DP_SUSPEND_RESP */ UINT16 lcid; }tA2DP_GENERIC_RESP; #define AUDIO_CODEC_NONE 0x0000 #define AUDIO_CODEC_SBC_ENC 0x0001 #define AUDIO_CODEC_SBC_DEC 0x0002 #define AUDIO_CODEC_MP3_ENC 0x0004 #define AUDIO_CODEC_MP3_DEC 0x0008 #define AUDIO_CODEC_AAC_ENC 0x0010 #define AUDIO_CODEC_AAC_DEC 0x0020 #define AUDIO_CODEC_AAC_PLUS_ENC 0x0040 #define AUDIO_CODEC_AAC_PLUS_DEC 0x0080 #define AUDIO_CODEC_MP2_ENC 0x0100 #define AUDIO_CODEC_MP2_DEC 0x0200 #define AUDIO_CODEC_MP2_5_ENC 0x0400 #define AUDIO_CODEC_MP2_5_DEC 0x0800 typedef UINT16 tAUDIO_CODEC_TYPE; /* SBC CODEC Parameters */ #define CODEC_INFO_SBC_SF_16K 0x00 #define CODEC_INFO_SBC_SF_32K 0x01 #define CODEC_INFO_SBC_SF_44K 0x02 #define CODEC_INFO_SBC_SF_48K 0x03 #define CODEC_INFO_SBC_BLOCK_4 0x00 #define CODEC_INFO_SBC_BLOCK_8 0x01 #define CODEC_INFO_SBC_BLOCK_12 0x02 #define CODEC_INFO_SBC_BLOCK_16 0x03 #define CODEC_INFO_SBC_CH_MONO 0x00 #define CODEC_INFO_SBC_CH_DUAL 0x01 #define CODEC_INFO_SBC_CH_STEREO 0x02 #define CODEC_INFO_SBC_CH_JS 0x03 #define CODEC_INFO_SBC_ALLOC_LOUDNESS 0x00 #define CODEC_INFO_SBC_ALLOC_SNR 0x01 #define CODEC_INFO_SBC_SUBBAND_4 0x00 #define CODEC_INFO_SBC_SUBBAND_8 0x01 /* MPEG audio version ID */ #define CODEC_INFO_MP25_ID 0x00 #define CODEC_INFO_RESERVE 0x01 #define CODEC_INFO_MP2_ID 0x02 #define CODEC_INFO_MP3_ID 0x03 #define CODEC_INFO_MP3_PROTECTION_ON 0x00 #define CODEC_INFO_MP3_PROTECTION_OFF 0x01 #define CODEC_INFO_MP3_BR_IDX_FREE 0x00 #define CODEC_INFO_MP3_BR_IDX_32K 0x01 #define CODEC_INFO_MP3_BR_IDX_40K 0x02 #define CODEC_INFO_MP3_BR_IDX_48K 0x03 #define CODEC_INFO_MP3_BR_IDX_56K 0x04 #define CODEC_INFO_MP3_BR_IDX_64K 0x05 #define CODEC_INFO_MP3_BR_IDX_80K 0x06 #define CODEC_INFO_MP3_BR_IDX_96K 0x07 #define CODEC_INFO_MP3_BR_IDX_112K 0x08 #define CODEC_INFO_MP3_BR_IDX_128K 0x09 #define CODEC_INFO_MP3_BR_IDX_160K 0x0A #define CODEC_INFO_MP3_BR_IDX_192K 0x0B #define CODEC_INFO_MP3_BR_IDX_224K 0x0C #define CODEC_INFO_MP3_BR_IDX_256K 0x0D #define CODEC_INFO_MP3_BR_IDX_320K 0x0E #define CODEC_INFO_MP3_SF_44K 0x00 #define CODEC_INFO_MP3_SF_48K 0x01 #define CODEC_INFO_MP3_SF_32K 0x02 #define CODEC_INFO_MP3_MODE_STEREO 0x00 #define CODEC_INFO_MP3_MODE_JS 0x01 #define CODEC_INFO_MP3_MODE_DUAL 0x02 #define CODEC_INFO_MP3_MODE_SINGLE 0x03 /* layer 3, type of joint stereo coding method (intensity and ms) */ #define CODEC_INFO_MP3_MODE_EXT_OFF_OFF 0x00 #define CODEC_INFO_MP3_MODE_EXT_ON_OFF 0x01 #define CODEC_INFO_MP3_MODE_EXT_OFF_ON 0x02 #define CODEC_INFO_MP3_MODE_EXT_ON_ON 0x03 #define CODEC_INFO_MP2_PROTECTION_ON 0x00 #define CODEC_INFO_MP2_PROTECTION_OFF 0x01 #define CODEC_INFO_MP2_BR_IDX_FREE 0x00 #define CODEC_INFO_MP2_BR_IDX_8K 0x01 #define CODEC_INFO_MP2_BR_IDX_16K 0x02 #define CODEC_INFO_MP2_BR_IDX_24K 0x03 #define CODEC_INFO_MP2_BR_IDX_32K 0x04 #define CODEC_INFO_MP2_BR_IDX_40K 0x05 #define CODEC_INFO_MP2_BR_IDX_48K 0x06 #define CODEC_INFO_MP2_BR_IDX_56K 0x07 #define CODEC_INFO_MP2_BR_IDX_64K 0x08 #define CODEC_INFO_MP2_BR_IDX_80K 0x09 #define CODEC_INFO_MP2_BR_IDX_96K 0x0A #define CODEC_INFO_MP2_BR_IDX_112K 0x0B #define CODEC_INFO_MP2_BR_IDX_128K 0x0C #define CODEC_INFO_MP2_BR_IDX_144K 0x0D #define CODEC_INFO_MP2_BR_IDX_160K 0x0E #define CODEC_INFO_MP2_SF_22K 0x00 #define CODEC_INFO_MP2_SF_24K 0x01 #define CODEC_INFO_MP2_SF_16K 0x02 #define CODEC_INFO_MP2_MODE_STEREO 0x00 #define CODEC_INFO_MP2_MODE_JS 0x01 #define CODEC_INFO_MP2_MODE_DUAL 0x02 #define CODEC_INFO_MP2_MODE_SINGLE 0x03 /* layer 3, type of joint stereo coding method (intensity and ms) */ #define CODEC_INFO_MP2_MODE_EXT_OFF_OFF 0x00 #define CODEC_INFO_MP2_MODE_EXT_ON_OFF 0x01 #define CODEC_INFO_MP2_MODE_EXT_OFF_ON 0x02 #define CODEC_INFO_MP2_MODE_EXT_ON_ON 0x03 #define CODEC_INFO_MP2_SAMPLE_PER_FRAME 576 /* mpeg 2.5 layer 3 decoder */ #define CODEC_INFO_MP25_PROTECTION_ON 0x00 #define CODEC_INFO_MP25_PROTECTION_OFF 0x01 #define CODEC_INFO_MP25_BR_IDX_FREE 0x00 #define CODEC_INFO_MP25_BR_IDX_8K 0x01 #define CODEC_INFO_MP25_BR_IDX_16K 0x02 #define CODEC_INFO_MP25_BR_IDX_24K 0x03 #define CODEC_INFO_MP25_BR_IDX_32K 0x04 #define CODEC_INFO_MP25_BR_IDX_40K 0x05 #define CODEC_INFO_MP25_BR_IDX_48K 0x06 #define CODEC_INFO_MP25_BR_IDX_56K 0x07 #define CODEC_INFO_MP25_BR_IDX_64K 0x08 #define CODEC_INFO_MP25_BR_IDX_80K 0x09 #define CODEC_INFO_MP25_BR_IDX_96K 0x0A #define CODEC_INFO_MP25_BR_IDX_112K 0x0B #define CODEC_INFO_MP25_BR_IDX_128K 0x0C #define CODEC_INFO_MP25_BR_IDX_144K 0x0D #define CODEC_INFO_MP25_BR_IDX_160K 0x0E #define CODEC_INFO_MP25_SF_11K 0x00 #define CODEC_INFO_MP25_SF_12K 0x01 #define CODEC_INFO_MP25_SF_8K 0x02 #define CODEC_INFO_MP25_MODE_STEREO 0x00 #define CODEC_INFO_MP25_MODE_JS 0x01 #define CODEC_INFO_MP25_MODE_DUAL 0x02 #define CODEC_INFO_MP25_MODE_SINGLE 0x03 /* layer 3, type of joint stereo coding method (intensity and ms) */ #define CODEC_INFO_MP25_MODE_EXT_OFF_OFF 0x00 #define CODEC_INFO_MP25_MODE_EXT_ON_OFF 0x01 #define CODEC_INFO_MP25_MODE_EXT_OFF_ON 0x02 #define CODEC_INFO_MP25_MODE_EXT_ON_ON 0x03 #define CODEC_INFO_MP25_SAMPLE_PER_FRAME 576 /* AAC/AAC+ CODEC Parameters */ #define CODEC_INFO_AAC_SF_IDX_96K 0x0 #define CODEC_INFO_AAC_SF_IDX_88K 0x1 #define CODEC_INFO_AAC_SF_IDX_64K 0x2 #define CODEC_INFO_AAC_SF_IDX_48K 0x3 #define CODEC_INFO_AAC_SF_IDX_44K 0x4 #define CODEC_INFO_AAC_SF_IDX_32K 0x5 #define CODEC_INFO_AAC_SF_IDX_24K 0x6 #define CODEC_INFO_AAC_SF_IDX_22K 0x7 #define CODEC_INFO_AAC_SF_IDX_16K 0x8 #define CODEC_INFO_AAC_SF_IDX_12K 0x9 #define CODEC_INFO_AAC_SF_IDX_11K 0xA #define CODEC_INFO_AAC_SF_IDX_08K 0xB #define CODEC_INFO_AAC_SF_IDX_RESERVE 0xC #define CODEC_INFO_AAC_BR_RATE_48K 288000 #define CODEC_INFO_AAC_BR_RATE_44K 264600 #define CODEC_INFO_AAC_BR_RATE_32K 192000 #define CODEC_INFO_AAC_1_CH 1 /*center front speaker */ #define CODEC_INFO_AAC_2_CH 2 /*left, right front speaker */ #define CODEC_INFO_AAC_3_CH 3 /*center front speaker, left right front speaker */ #define CODEC_INFO_AAC_4_CH 4 /*center/rear front speaker, left/right front speaker */ #define CODEC_INFO_AAC_5_CH 5 /*center, left, right front speaker, left/right surround */ #define CODEC_INFO_AAC_6_CH 6 /*center, left, right front speaker, left/right surround, LFE */ #define CODEC_INFO_AAC_7_CH 7 /*(left, right)center/left,right front speaker, left/right surround, LFE */ typedef struct { UINT8 sampling_freq; UINT8 channel_mode; UINT8 block_length; UINT8 num_subbands; UINT8 alloc_method; UINT8 bitpool_size; /* 2 - 250 */ } tCODEC_INFO_SBC; typedef struct { UINT8 ch_mode; UINT8 sampling_freq; UINT8 bitrate_index; /* 0 - 14 */ } tCODEC_INFO_MP3; typedef struct { UINT8 ch_mode; UINT8 sampling_freq; UINT8 bitrate_index; /* 0 - 14 */ } tCODEC_INFO_MP2; typedef struct { UINT8 ch_mode; UINT8 sampling_freq; UINT8 bitrate_index; /* 0 - 14 */ } tCODEC_INFO_MP2_5; typedef struct { UINT16 sampling_freq; UINT8 channel_mode; /* 0x02:mono, 0x01:dual */ UINT32 bitrate; /* 0 - 320K */ UINT32 sbr_profile; /* 1: ON, 0: OFF */ } tCODEC_INFO_AAC; typedef union { tCODEC_INFO_SBC sbc; tCODEC_INFO_MP3 mp3; tCODEC_INFO_MP2 mp2; tCODEC_INFO_MP2_5 mp2_5; tCODEC_INFO_AAC aac; } tCODEC_INFO; typedef struct { UINT8 opcode; /* AUDIO_CODEC_CONFIG_REQ */ tAUDIO_CODEC_TYPE codec_type; tCODEC_INFO codec_info; } tAUDIO_CODEC_CONFIG_REQ; #define AUDIO_CONFIG_SUCCESS 0x00 #define AUDIO_CONFIG_NOT_SUPPORTED 0x01 #define AUDIO_CONFIG_FAIL_OUT_OF_MEMORY 0x02 #define AUDIO_CONFIG_FAIL_CODEC_USED 0x03 #define AUDIO_CONFIG_FAIL_ROUTE 0x04 typedef UINT8 tAUDIO_CONFIG_STATUS; typedef struct { UINT8 opcode; /* AUDIO_CODEC_CONFIG_RESP */ tAUDIO_CONFIG_STATUS status; } tAUDIO_CODEC_CONFIG_RESP; typedef struct { UINT8 opcode; /* AUDIO_CODEC_SET_BITRATE_REQ */ tAUDIO_CODEC_TYPE codec_type; union { UINT8 sbc; UINT8 mp3; UINT32 aac; } codec_bitrate; } tAUDIO_CODEC_SET_BITRATE_REQ; #define AUDIO_ROUTE_SRC_FMRX 0x00 #define AUDIO_ROUTE_SRC_I2S 0x01 #define AUDIO_ROUTE_SRC_ADC 0x02 #define AUDIO_ROUTE_SRC_HOST 0x03 #define AUDIO_ROUTE_SRC_PTU 0x04 #define AUDIO_ROUTE_SRC_BTSNK 0x05 #define AUDIO_ROUTE_SRC_NONE 0x80 #define MAX_AUDIO_ROUTE_SRC 6 typedef UINT8 tAUDIO_ROUTE_SRC; #define AUDIO_ROUTE_MIX_NONE 0x00 #define AUDIO_ROUTE_MIX_HOST 0x01 #define AUDIO_ROUTE_MIX_PCM 0x02 #define AUDIO_ROUTE_MIX_CHIRP 0x03 #define AUDIO_ROUTE_MIX_I2S 0x04 #define AUDIO_ROUTE_MIX_ADC 0x05 #define AUDIO_ROUTE_MIX_RESERVED 0x06 #define MAX_AUDIO_ROUTE_MIX 7 typedef UINT8 tAUDIO_ROUTE_MIX; #define AUDIO_ROUTE_OUT_NONE 0x0000 #define AUDIO_ROUTE_OUT_BTA2DP 0x0001 #define AUDIO_ROUTE_OUT_FMTX 0x0002 #define AUDIO_ROUTE_OUT_BTSCO 0x0004 #define AUDIO_ROUTE_OUT_HOST 0x0008 #define AUDIO_ROUTE_OUT_DAC 0x0010 #define AUDIO_ROUTE_OUT_I2S 0x0020 #define AUDIO_ROUTE_OUT_BTA2DP_DAC 0x0040 #define AUDIO_ROUTE_OUT_BTA2DP_I2S 0x0080 #define AUDIO_ROUTE_OUT_BTSCO_DAC 0x0100 #define AUDIO_ROUTE_OUT_BTSCO_I2S 0x0200 #define AUDIO_ROUTE_OUT_HOST_BTA2DP 0x0400 #define AUDIO_ROUTE_OUT_HOST_BTSCO 0x0800 #define AUDIO_ROUTE_OUT_HOST_DAC 0x1000 #define AUDIO_ROUTE_OUT_HOST_I2S 0x2000 #define AUDIO_ROUTE_OUT_DAC_I2S 0x4000 #define AUDIO_ROUTE_OUT_RESERVED_2 0x8000 #define MAX_AUDIO_SINGLE_ROUTE_OUT 6 #define MAX_AUDIO_MULTI_ROUTE_OUT 16 typedef UINT16 tAUDIO_MULTI_ROUTE_OUT; typedef UINT8 tAUDIO_ROUTE_OUT; #define AUDIO_ROUTE_SF_8K 0x00 #define AUDIO_ROUTE_SF_16K 0x01 #define AUDIO_ROUTE_SF_32K 0x02 #define AUDIO_ROUTE_SF_44_1K 0x03 #define AUDIO_ROUTE_SF_48K 0x04 #define AUDIO_ROUTE_SF_11K 0x05 #define AUDIO_ROUTE_SF_12K 0x06 #define AUDIO_ROUTE_SF_22K 0x07 #define AUDIO_ROUTE_SF_24K 0x08 #define AUDIO_ROUTE_SF_NA 0xFF typedef UINT8 tAUDIO_ROUTE_SF; #define AUDIO_ROUTE_EQ_BASS_BOOST 0x00 #define AUDIO_ROUTE_EQ_CLASSIC 0x01 #define AUDIO_ROUTE_EQ_JAZZ 0x02 #define AUDIO_ROUTE_EQ_LIVE 0x03 #define AUDIO_ROUTE_EQ_NORMAL 0x04 #define AUDIO_ROUTE_EQ_ROCK 0x05 #define AUDIO_ROUTE_EQ_BYPASS 0x06 #define AUDIO_ROUTE_DIGITAL_VOLUME_CONTROL 0x07 #define AUDIO_ROUTE_EQ_CONFIG_GAIN 0xFF /* Custion Gain Config */ typedef UINT8 tAUDIO_ROUTE_EQ; typedef struct { UINT8 opcode; /* AUDIO_ROUTE_CONFIG_REQ */ tAUDIO_ROUTE_SRC src; tAUDIO_ROUTE_SF src_sf; tAUDIO_ROUTE_OUT out; tAUDIO_ROUTE_SF out_codec_sf; tAUDIO_ROUTE_SF out_i2s_sf; tAUDIO_ROUTE_EQ eq_mode; } tAUDIO_ROUTE_CONFIG_REQ; typedef struct { UINT8 opcode; /* AUDIO_ROUTE_CONFIG_RESP */ tAUDIO_CONFIG_STATUS status; } tAUDIO_ROUTE_CONFIG_RESP; typedef struct { UINT16 amp[2]; /* left/right 15 bit amplitude value */ UINT16 tone[2]; /* left/right 12 bit frequency 0 - 4096Hz */ UINT16 mark[2]; /* left/right 16 bit mark time 0 - 65535ms */ UINT16 space[2]; /* left/right 16 bit space time 0 - 65535ms */ } tCHIRP_CONFIG; typedef struct { UINT8 pri_l; /* Primary Left scale : 0 ~ 255 */ UINT8 mix_l; /* Mixing Left scale : 0 ~ 255 */ UINT8 pri_r; /* Primary Right scale : 0 ~ 255 */ UINT8 mix_r; /* Mixing Right scale : 0 ~ 255 */ } tMIX_SCALE_CONFIG; /* For custon equalizer gain configuration */ typedef struct { UINT32 audio_l_g0; /* IIR biquad filter left ch gain 0 */ UINT32 audio_l_g1; /* IIR biquad filter left ch gain 1 */ UINT32 audio_l_g2; /* IIR biquad filter left ch gain 2 */ UINT32 audio_l_g3; /* IIR biquad filter left ch gain 3 */ UINT32 audio_l_g4; /* IIR biquad filter left ch gain 4 */ UINT32 audio_l_gl; /* IIR biquad filter left ch global gain */ UINT32 audio_r_g0; /* IIR biquad filter left ch gain 0 */ UINT32 audio_r_g1; /* IIR biquad filter left ch gain 1 */ UINT32 audio_r_g2; /* IIR biquad filter left ch gain 2 */ UINT32 audio_r_g3; /* IIR biquad filter left ch gain 3 */ UINT32 audio_r_g4; /* IIR biquad filter left ch gain 4 */ UINT32 audio_r_gl; /* IIR biquad filter left ch global gain */ } tEQ_GAIN_CONFIG; typedef struct { UINT8 opcode; /* AUDIO_MIX_CONFIG_REQ */ tAUDIO_ROUTE_MIX mix_src; tAUDIO_ROUTE_SF mix_src_sf; tMIX_SCALE_CONFIG mix_scale; tCHIRP_CONFIG chirp_config; } tAUDIO_MIX_CONFIG_REQ; typedef struct { UINT8 opcode; /* AUDIO_MIX_CONFIG_RESP */ tAUDIO_CONFIG_STATUS status; } tAUDIO_MIX_CONFIG_RESP; typedef struct { UINT8 opcode; /* AUDIO_BURST_FRAMES_IND */ UINT32 burst_size; /* in bytes */ } tAUDIO_BURST_FRAMES_IND; typedef struct { UINT8 opcode; /* AUDIO_BURST_END_IND */ } tAUDIO_BURST_END_IND; typedef struct { UINT8 opcode; /* AUDIO_CODEC_FLUSH_REQ */ } tAUDIO_CODEC_FLUSH_REQ; typedef struct { UINT8 opcode; /* AUDIO_EQ_MODE_CONFIG_REQ */ tAUDIO_ROUTE_EQ eq_mode; tEQ_GAIN_CONFIG filter_gain; /* Valid only when eq_mode is 0xFF */ } tAUDIO_EQ_MODE_CONFIG_REQ; typedef struct { UINT8 opcode; /* AUDIO_SCALE_CONFIG_REQ */ tMIX_SCALE_CONFIG mix_scale; } tAUDIO_SCALE_CONFIG_REQ; #endif /* UIPC_MSG_H */