39 lines
1.2 KiB
Bash
39 lines
1.2 KiB
Bash
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (C) 2022-present - The JELOS Project (https://github.com/JustEnoughLinuxOS)
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# Source predefined functions and variables
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. /etc/profile
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[ -z "${DEVICE_PLAYBACK_PATH}" -o -z "${DEVICE_PLAYBACK_PATH_HP}" -o -z "${DEVICE_PLAYBACK_PATH_SPK}" ] && exit 0
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### Set correct audio output device at boot.
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HEADPHONE_STATE=$(cat /sys/kernel/debug/gpio | grep HEADPHONE)
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if [[ "${HEADPHONE_STATE}" == *"hi"* ]]; then
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amixer -c0 sset "${DEVICE_PLAYBACK_PATH}" "${DEVICE_PLAYBACK_PATH_HP}"
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set_setting "audio.device" "headphone"
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else
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amixer -c0 sset "${DEVICE_PLAYBACK_PATH}" "${DEVICE_PLAYBACK_PATH_SPK}"
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set_setting "audio.device" "speakers"
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fi
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# Headphone sensing
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DEVICE="${DEVICE_HEADPHONE_DEV}"
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HP_ON='*(SW_HEADPHONE_INSERT), value 1*'
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HP_OFF='*(SW_HEADPHONE_INSERT), value 0*'
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evtest "${DEVICE}" | while read line; do
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case $line in
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(${HP_ON})
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amixer -c0 sset "${DEVICE_PLAYBACK_PATH}" "${DEVICE_PLAYBACK_PATH_HP}"
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set_setting "audio.device" "headphone"
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;;
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(${HP_OFF})
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amixer -c0 sset "${DEVICE_PLAYBACK_PATH}" "${DEVICE_PLAYBACK_PATH_SPK}"
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set_setting "audio.device" "speakers"
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;;
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esac
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done
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