HDAUDIO_CODEC_POWER_STATE - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// hdaudio.h

typedef enum _HDAUDIO_CODEC_POWER_STATE {
  PowerCodecUnspecified,
  PowerCodecD0,
  PowerCodecD1,
  PowerCodecD2,
  PowerCodecD3,
  PowerCodecD3Cold,
  PowerCodecMaximum
} HDAUDIO_CODEC_POWER_STATE, *PHDAUDIO_CODEC_POWER_STATE;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ne-hdaudio-_hdaudio_codec_power_state)

_HDAUDIO_CODEC_POWER_STATE enumeration

Description

The HDAUDIO_CODEC_POWER_STATE enumeration defines constants that specify the different power states that HD Audio codecs can support. All states are from DEVICE_POWER_STATE except PowerCodecD3Cold.

Constants

PowerCodecUnspecified

An unspecified power state.

PowerCodecD0

Power state D0

PowerCodecD1

Power state D1

PowerCodecD2

Power state D2

PowerCodecD3

Power state D3

PowerCodecD3Cold

Power state D3 Cold

PowerCodecMaximum

Power state Maximum

Remarks

For more information about power states, see DEVICE_POWER_STATE.

View the official Windows Driver Kit DDI reference

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