DisplayPort Intel® FPGA IP User Guide

ID 683273
Date 9/02/2022
Public

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Document Table of Contents

9.74. btc_dptxll_mst_edid_read_req

Prototype:

int btc_dptxll_mst_edid_read_req(
BYTE tx_idx,
BTC_RAD *device_RAD,   
BYTE port_number)

Thread-safe:

No

Available from ISR:

No

Include:

< btc_dptxll_syslib.h >

Return:

0 = success, 1 = busy

Parameters:

  • tx_idx—Source instance index (0 - 3)
  • device_RAD—MST Relatives Address of the device
  • port_number—Output port number

Description:

Starts reading of a port's EDID. ‘1’ is returned when a previous EDID read is still ongoing.

Example:

btc_dptxll_mst_edid_read_req(0,&aRAD,9);