#!/bin/bash
# SPDX-License-Identifier: Apache-2.0
# Copyright (C) 2021-present Fewtarius (https://github.com/fewtarius)

. /etc/profile

### Set a custom device so we don't clobber it.
set-audio set "CUSTOM (UNMANAGED)"
set-audio esset "DAC"

cat <<EOF >/storage/.config/asound.conf
pcm.!default {
	type plug
	slave.pcm "dmixer"
}

pcm.dmixer  {
	type dmix
	ipc_key 1024
	slave {
	    pcm "hw:0,0"
	    period_time 0
	    period_size 1024
	    buffer_size 4096
	    rate 44100
	}
	bindings {
	    0 0
	    1 1
	}
}
EOF

cat <<EOF >/storage/.config/asound.state
state.rockchipes8316c {
	control.1 {
		iface CARD
		name 'Headphones Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.2 {
		iface MIXER
		name 'Headphone Playback Volume'
		value.0 3
		value.1 3
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 3'
			dbmin -4800
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.3 {
		iface MIXER
		name 'Headphone Mixer Volume'
		value.0 11
		value.1 11
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 11'
			dbmin -1200
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.4 {
		iface MIXER
		name 'Playback Polarity'
		value 'R Invert'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 Normal
			item.1 'R Invert'
			item.2 'L Invert'
			item.3 'L + R Invert'
		}
	}
	control.5 {
		iface MIXER
		name 'DAC Playback Volume'
		value.0 144
		value.1 144
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 192'
			dbmin -9999999
			dbmax 0
			dbvalue.0 -2400
			dbvalue.1 -2400
		}
	}
	control.6 {
		iface MIXER
		name 'DAC Soft Ramp Switch'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.7 {
		iface MIXER
		name 'DAC Soft Ramp Rate'
		value 4
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 4'
		}
	}
	control.8 {
		iface MIXER
		name 'DAC Notch Filter Switch'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.9 {
		iface MIXER
		name 'DAC Double Fs Switch'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.10 {
		iface MIXER
		name 'DAC Stereo Enhancement'
		value 7
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 7'
		}
	}
	control.11 {
		iface MIXER
		name 'DAC Mono Mix Switch'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.12 {
		iface MIXER
		name 'Capture Polarity'
		value Normal
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 Normal
			item.1 Invert
		}
	}
	control.13 {
		iface MIXER
		name 'Mic Boost Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.14 {
		iface MIXER
		name 'ADC Capture Volume'
		value 192
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 192'
			dbmin -9999999
			dbmax 0
			dbvalue.0 0
		}
	}
	control.15 {
		iface MIXER
		name 'ADC PGA Gain Volume'
		value 7
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 10'
			dbmin -350
			dbmax 2400
			dbvalue.0 1600
		}
	}
	control.16 {
		iface MIXER
		name 'ADC Soft Ramp Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.17 {
		iface MIXER
		name 'ADC Double Fs Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.18 {
		iface MIXER
		name 'ALC Capture Switch'
		value false
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.19 {
		iface MIXER
		name 'ALC Capture Max Volume'
		value 28
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 28'
			dbmin -650
			dbmax 3550
			dbvalue.0 3550
		}
	}
	control.20 {
		iface MIXER
		name 'ALC Capture Min Volume'
		value 0
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 28'
			dbmin -1200
			dbmax 3000
			dbvalue.0 -1200
		}
	}
	control.21 {
		iface MIXER
		name 'ALC Capture Target Volume'
		value 10
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 10'
			dbmin -1650
			dbmax -150
			dbvalue.0 -150
		}
	}
	control.22 {
		iface MIXER
		name 'ALC Capture Hold Time'
		value 0
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 10'
		}
	}
	control.23 {
		iface MIXER
		name 'ALC Capture Decay Time'
		value 3
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 10'
		}
	}
	control.24 {
		iface MIXER
		name 'ALC Capture Attack Time'
		value 2
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 10'
		}
	}
	control.25 {
		iface MIXER
		name 'ALC Capture Noise Gate Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.26 {
		iface MIXER
		name 'ALC Capture Noise Gate Threshold'
		value 31
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 31'
		}
	}
	control.27 {
		iface MIXER
		name 'ALC Capture Noise Gate Type'
		value 'Constant PGA Gain'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 'Constant PGA Gain'
			item.1 'Mute ADC Output'
		}
	}
	control.28 {
		iface MIXER
		name 'Speaker Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.29 {
		iface MIXER
		name 'Differential Mux'
		value lin1-rin1
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 lin1-rin1
			item.1 lin2-rin2
			item.2 'lin1-rin1 with 20db Boost'
			item.3 'lin2-rin2 with 20db Boost'
		}
	}
	control.30 {
		iface MIXER
		name 'Digital Mic Mux'
		value 'dmic disable'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 'dmic disable'
			item.1 'dmic data at high level'
			item.2 'dmic data at low level'
		}
	}
	control.31 {
		iface MIXER
		name 'DAC Source Mux'
		value 'LDATA TO LDAC, RDATA TO RDAC'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 'LDATA TO LDAC, RDATA TO RDAC'
			item.1 'LDATA TO LDAC, LDATA TO RDAC'
			item.2 'RDATA TO LDAC, RDATA TO RDAC'
			item.3 'RDATA TO LDAC, LDATA TO RDAC'
		}
	}
	control.32 {
		iface MIXER
		name 'Left Headphone Mux'
		value lin1-rin1
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 lin1-rin1
			item.1 lin2-rin2
			item.2 'lin-rin with Boost'
			item.3 'lin-rin with Boost and PGA'
		}
	}
	control.33 {
		iface MIXER
		name 'Right Headphone Mux'
		value lin1-rin1
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 lin1-rin1
			item.1 lin2-rin2
			item.2 'lin-rin with Boost'
			item.3 'lin-rin with Boost and PGA'
		}
	}
	control.34 {
		iface MIXER
		name 'Left Headphone Mixer LLIN Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.35 {
		iface MIXER
		name 'Left Headphone Mixer Left DAC Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.36 {
		iface MIXER
		name 'Right Headphone Mixer RLIN Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.37 {
		iface MIXER
		name 'Right Headphone Mixer Right DAC Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
}
state.hdmisound {
	control.1 {
		iface PCM
		name 'Playback Channel Map'
		value.0 0
		value.1 0
		value.2 0
		value.3 0
		value.4 0
		value.5 0
		value.6 0
		value.7 0
		comment {
			access read
			type INTEGER
			count 8
			range '0 - 36'
		}
	}
	control.2 {
		iface PCM
		name 'IEC958 Playback Mask'
		value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
		comment {
			access read
			type IEC958
			count 1
		}
	}
	control.3 {
		iface PCM
		name 'IEC958 Playback Default'
		value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read write'
			type IEC958
			count 1
		}
	}
	control.4 {
		iface PCM
		name ELD
		value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
		comment {
			access 'read volatile'
			type BYTES
			count 128
		}
	}
}
EOF

alsactl restore -f /storage/.config/asound.state