Maxim-integrated 73M1866B/73M1966B Infineon TAPI High-Level Driver Manual de usuario descargar pdf (Pagina 11)

UG_1x66B_021 73M1866B/73M1966B TAPI High-Level Driver User Guide

Rev. 2.2 11

3.3 IFX_TAPI_PCM_CFG_SET

Description

This ioctl configure the time slot for the PCM channel.

#define IFX_TAPI_PCM_CFG_SET _IO(IFX_TAPI_IOC_MAGIC, 0x04)

Prototype

int ioctl (

int chan_fd,

int IFX_TAPI_PCM_CFG_SET,

unsigned long param );

Parameters

Data Type Name Description

int

chan_fd

Channel descriptor.

int

IFX_TAPI_PCM_CFG_SET

I/O control identifier for this operation.

unsigned long

param

The parameter points to a

IFX_TAPI_PCM_CFG_t

structure.

Return Values

Data Type Description

int

IFX_ERROR – Failed to configure PCM channel.

IFX_SUCCESS – Successful.

3.4 IFX_TAPI_PCM_CFG_GET

Description

This ioctl retrieves the current time slot configuration for the PCM channel.

#define IFX_TAPI_PCM_CFG_GET _IO(IFX_TAPI_IOC_MAGIC, 0x05)

Prototype

int ioctl (

int chan_fd,

int IFX_TAPI_PCM_CFG_GET,

unsigned long param );

Parameters

Data Type Name Description

int

chan_fd

Channel descriptor.

int

IFX_TAPI_PCM_CFG_GET

I/O control identifier for this operation.

unsigned long param

The parameter points to a

IFX_TAPI_PCM_CFG_t

structure.

Return Values

Data Type Description

int

IFX_ERROR – Failed to retrieve PCM config.

IFX_SUCCESS – Successful.

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Maxim-integrated 73M1866B/73M1966B Infineon TAPI High-Level Driver Manual de usuario Pagina 11

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