sof/tools/topology/topology2/cavs-mixin-mixout-eqiir-dts-ssp.conf

#
# Pipeline definitions
#
# PCM0 ---> gain ----> Mixin ----> Mixout ----> gain ----> EQ IIR ----> DTS ----> SSP0
# PCM1 ---> gain ----> Mixin ----> Mixout ----> gain ----> EQ IIR ----> DTS ----> SSP1

# Pipeline ID:1 PCM ID: 0
Object.Pipeline {
	# playback pipelines
	host-copier-gain-mixin-playback [
		{
			index	1

			Object.Widget.host-copier.1 {
				stream_name	'$HEADSET_PLAYBACK_PCM_STREAM_NAME'
				pcm_id $HEADSET_PCM_ID
			}
			Object.Widget.gain.1 {
				Object.Control.mixer.1 {
					name	'Pre Mixer $HEADSET_PCM_NAME Playback Volume'
				}
			}
		}
		{
			index	3

			Object.Widget.host-copier.1 {
				stream_name	'$SPEAKER_PLAYBACK_PCM_STREAM_NAME'
				pcm_id $SPEAKER_PCM_ID
			}
			Object.Widget.gain.1 {
				Object.Control.mixer.1 {
					name	'Pre Mixer $SPEAKER_PCM_NAME Playback Volume'
				}
			}
		}
	]

    	mixout-gain-eqiir-dts-dai-copier-playback [
    		{
    			index	2

    			Object.Widget.dai-copier.1 {
    				dai_index $HEADSET_SSP_DAI_INDEX
    				dai_type	"SSP"
    				copier_type	"SSP"
    				stream_name	"$HEADSET_CODEC_NAME"
    				node_type $I2S_LINK_OUTPUT_CLASS
    			}

    			Object.Widget.gain.1 {
    				Object.Control.mixer.1 {
    					name	'Post Mixer $HEADSET_PCM_NAME Playback Volume'
    				}
    			}

	                Object.Widget.eqiir.1 {
	                    Object.Control.bytes."1" {
	                        name 'EQIIR2.0 eqiir_coef_2'
	                    }
	                }

	                Object.Widget.dts.1 {
	                    Object.Control.bytes."1" {
				max 2048
	                        name 'CODEC_ADAPTER2.0 DTS Codec Setup 2'
	                    }
	                }
    		}
    		{
    			index	4

    			Object.Widget.dai-copier.1 {
    				dai_index	$SPEAKER_SSP_DAI_INDEX
    				dai_type	"SSP"
    				copier_type	"SSP"
    				stream_name	"$SPEAKER_CODEC_NAME"
    				node_type	$I2S_LINK_OUTPUT_CLASS
    			}

    			Object.Widget.gain.1 {
    				Object.Control.mixer.1 {
    					name	'Post Mixer $SPEAKER_PCM_NAME Playback Volume'
    				}
    			}

	                Object.Widget.eqiir.1 {
	                    Object.Control.bytes."1" {
	                        name 'EQIIR1.0 eqiir_coef_1'
	                    }
	                }

	                Object.Widget.dts.1 {
	                    Object.Control.bytes."1" {
				max 2048
	                        name 'CODEC_ADAPTER1.0 DTS Codec Setup 1'
	                    }
	                }

    		}
    	]
}

Object.Base.route [
    {
    	source	"gain.2.1"
    	sink	"eqiir.2.1"
    }
    {
    	source	"dts.2.1"
    	sink	"dai-copier.SSP.$HEADSET_CODEC_NAME.playback"
    }
    {
    	source	"mixin.1.1"
    	sink	"mixout.2.1"
    }
    {
    	source	"gain.4.1"
    	sink	"eqiir.4.1"
    }
    {
    	source	"dts.4.1"
    	sink	"dai-copier.SSP.$SPEAKER_CODEC_NAME.playback"
    }
    {
    	source	"mixin.3.1"
    	sink	"mixout.4.1"
    }
]