b8e6cf3330
Signed-off-by: Willow Barraco <contact@willowbarraco.fr> Signed-off-by: Peter John Hartman <peterjohnhartman@gmail.com>
94 lines
2.3 KiB
Bash
Executable File
94 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: AGPL-3.0-only
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# Copyright 2022 Sxmo Contributors
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# include common definitions
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# shellcheck source=scripts/core/sxmo_common.sh
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. sxmo_common.sh
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# This hook enables the proximity lock.
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finish() {
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kill "$EVENTMONITORPID"
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kill "$TAILPID"
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rm "$tmp"
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# De-activate thresholds
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printf 0 > "$prox_path/events/in_proximity_thresh_falling_value"
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# The in_proximity_scale affects the maximum threshold value
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# (see static const int stk3310_ps_max[4])
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printf 6553 > "$prox_path/events/in_proximity_thresh_rising_value"
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sxmo_wakelock.sh unlock proximity_lock_running
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sxmo_daemons.sh start state_change_bar sxmo_hook_statusbar.sh state_change
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exec sxmo_hook_"$INITIALSTATE".sh
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}
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near() {
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sxmo_debug "near"
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sxmo_wm.sh dpms on
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sxmo_wm.sh inputevent touchscreen off
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printf proximitylock > "$SXMO_STATE"
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}
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far() {
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sxmo_debug "far"
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sxmo_wm.sh dpms off
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sxmo_wm.sh inputevent touchscreen on
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printf proximityunlock > "$SXMO_STATE"
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}
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exec 3<> "$SXMO_STATE.lock"
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flock -x 3
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sxmo_log "transitioning to stage proximitylock"
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INITIALSTATE="$(cat "$SXMO_STATE")"
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printf proximitylock > "$SXMO_STATE"
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trap 'finish' TERM INT
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sxmo_daemons.sh stop idle_locker
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sxmo_wakelock.sh lock proximity_lock_running infinite
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sxmo_daemons.sh start state_change_bar sxmo_hook_statusbar.sh state_change
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# find the device
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if [ -z "$SXMO_PROX_RAW_BUS" ]; then
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prox_raw_bus="$(find /sys/devices/platform -name 'in_proximity_raw' | head -n1)"
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else
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prox_raw_bus="$SXMO_PROX_RAW_BUS"
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fi
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prox_path="$(dirname "$prox_raw_bus")"
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prox_name="$(cat "$prox_path/name")" # e.g. stk3310
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# set some sane defaults
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printf "%d" "${SXMO_PROX_FALLING:-50}" > "$prox_path/events/in_proximity_thresh_falling_value"
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printf "%d" "${SXMO_PROX_RISING:-100}" > "$prox_path/events/in_proximity_thresh_rising_value"
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tmp="$(mktemp)"
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# TODO: stdbuf not needed with linux-tools-iio >=5.17
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stdbuf -o L iio_event_monitor "$prox_name" >> "$tmp" &
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EVENTMONITORPID=$!
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tail -f "$tmp" | while read -r line; do
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if echo "$line" | grep -q rising; then
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near
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elif echo "$line" | grep -q falling; then
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far
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fi
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done &
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TAILPID=$!
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initial_distance="$(cat "$prox_raw_bus")"
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if [ "$initial_distance" -gt "${SXMO_PROX_FALLING:-50}" ]; then
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near
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elif [ "$initial_distance" -lt "${SXMO_PROX_RISING:-100}" ]; then
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far
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fi
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wait
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finish
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