PVIDEO_WRITE_CLOCK_LINE callback function (video.h)

Article
02/22/2024

WriteClockLine sets the I2C serial clock line to high or low.

Syntax

PVIDEO_WRITE_CLOCK_LINE PvideoWriteClockLine;

void PvideoWriteClockLine(
  PVOID HwDeviceExtension,
  UCHAR Data
)
{...}

Parameters

HwDeviceExtension

Pointer to the video miniport driver's per-adapter storage area. For more information, see Device Extensions.

Data

Supplies a value that specifies whether to set the serial clock line to high or low. A value of 0 specifies that the clock line should be set to low, and a value of 1 specifies that the clock line should be set to high.

Return value

None

Remarks

WriteClockLine should be made pageable.

Requirements

Requirement	Value
Target Platform	Desktop
Header	video.h (include Video.h)