ipc4_connector_node_id Union Reference

Audio gateway addressing descriptor (connector node ID). More...

#include <src/include/ipc4/gateway.h>

Data Fields
uint32_t	dw
	Raw 32-bit value of node ID.
struct {
uint32_t   v_index: 8
	Virtual DMA channel or FIFO index. More...
uint32_t   dma_type: 5
	Gateway type (enum ipc4_connector_node_id_type). More...
uint32_t   _rsvd: 19
	Reserved bits. More...
}	f
	Bitfield access structure.

Detailed Description

Audio gateway addressing descriptor (connector node ID).

Encodes the gateway type and virtual DMA channel index for HDA, ALH, DMIC, and SSP gateways.

Field Documentation

_rsvd

uint32_t ipc4_connector_node_id::_rsvd

Reserved bits.

dma_type

uint32_t ipc4_connector_node_id::dma_type

Gateway type (enum ipc4_connector_node_id_type).

dw

uint32_t ipc4_connector_node_id::dw

Raw 32-bit value of node ID.

[struct]

struct { ... } ipc4_connector_node_id::f

Bitfield access structure.

v_index

uint32_t ipc4_connector_node_id::v_index

Virtual DMA channel or FIFO index.

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The documentation for this union was generated from the following file:

• src/include/ipc4/gateway.h