io_codec.h

来自「Motorola synergy audio component」· C头文件 代码 · 共 161 行

#ifndef IO_CODEC_INCLUDE
#define IO_CODEC_INCLUDE

#ifdef __cplusplus
extern "C" {
#endif

/* (c) Copyright Motorola 1997, All rights reserved.        
   Motorola Confidential Proprietary
   Contains confidential proprietary information of Motorola, Inc.
   Reverse engineering is prohibited.
   The copyright notice does not imply publication.
  
   DESCRIPTION: 
       Provides the overhead requirements to the io_codec.c file.
 
 ************** REVISION HISTORY **********************************************
  
   Date       Author      Reference
   ========   ========    ==========================
   00-08-09   mtaraba     CR - CSGce55882
              Eliminate file gsm.h from audio manager

   00-03-27   mkloza      PR - CSGce52150
              Blue Tooth modifications for P2K platform
              - added selection for speakerphone

   97-10-01   ashwinm     CR - CSGce10384
              Initialize the GCAPII IC to a preemptive state.
              - Added comment in General Codec Operations CONSTANTS section.

   97-08-26   ashwinm     CR - CSGce12338
              Control codec audio peripherals.
              - Initial element creation.
*/

/************** HEADER FILE INCLUDES *****************************************/

#include <SUAPI/suapi.h>
          
/************** CONSTANTS ****************************************************/

/* General Codec Operations */

/* No #defines. */

/* Configure Codec Audio Inputs (Microphones) */

#define IO_MIC_DISABLE                     0x00000000
#define IO_MIC_INTERNAL                    0x00010000
#define IO_MIC_AUX                         0x00020000
#define IO_MIC_EXT                         0x00030000

/* Configure Codec Audio Outputs (Speakers) */

#define IO_SPKR_DISABLE                    0x00000000
#define IO_SPKR_INTERNAL                   0x04000000
#define IO_SPKR_ALERT                      0x08000000
#define IO_SPKR_AUX                        0x0C000000
#define IO_SPKR_EXT                        0x10000000

/* Direct Codec DSP Interface Traffic */

#define IO_CODEC_SPI_DSP_TO_GCAP           0x00000000
#define IO_CODEC_SPI_GCAP_TO_DSP           0x00000040
    
/************** STRUCTURES, ENUMS, AND TYPEDEFS ******************************/

/************** FUNCTION PROTOTYPES ******************************************/

/* General Codec Operations */

extern void
IO_CODEC_enable(BOOL enable);

extern void
IO_CODEC_bypass_enable(BOOL bypass);

extern void
IO_CODEC_audio_dither_enable(BOOL dither);

extern void
IO_CODEC_audio_loopback_enable(BOOL loopback);

extern void
IO_CODEC_echo_control_enable(BOOL enable, UINT16 mode);

extern void
IO_CODEC_noise_supress_enable(BOOL enable);

/* Configure Codec Audio Inputs (Microphones) */

extern void
IO_CODEC_mic_select(UINT32 select);

extern void
IO_CODEC_mic_gain(UINT8 gain);

extern void
IO_CODEC_mic_filter_enable(BOOL filter);

/* Configure Codec Audio Outputs (Speakers) */

extern void
IO_CODEC_spkr_select(UINT32 select);

extern void
IO_CODEC_spkr_gain(UINT8 gain);

extern void
IO_CODEC_spkr_filter_enable(BOOL filter);

/* Direct Codec DSP Interface Traffic */

extern void
IO_CODEC_spi_clock_select(UINT32 clock);

extern void
IO_CODEC_spi_data_clock_invert(BOOL invert);

extern void
IO_CODEC_spi_frame_clock_invert(BOOL invert);

extern void
IO_CODEC_spkr_gain_2(UINT32 gain);

extern void 
IO_CODEC_spkr_select_2(UINT32 select);

extern void
IO_CODEC_mic_select_2(UINT32 select);

extern void
IO_CODEC_mic_gain_2(UINT32 gain);

extern void
IO_CODEC_output(UINT32 select);

extern void
IO_CODEC_input_setup(UINT32 gain);

extern void
IO_CODEC_set_dac_gain_2 ( UINT32 audio_hw_bits ) ;

extern void
IO_CODEC_A3A4_enable( UINT32 audio_hw_bits );

extern void
IO_CODEC_A3A4_select( UINT32 audio_hw_bits );

/************** MACROS *******************************************************/

/************** CLASS DEFINITIONS ********************************************/

/************** GLOBAL VARIABLES *********************************************/

#ifdef __cplusplus
}
#endif
#endif