mirror of https://github.com/zmkfirmware/zmk.git
78 lines
2.7 KiB
C
78 lines
2.7 KiB
C
/*
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* Copyright (c) 2024 The ZMK Contributors
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*
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* SPDX-License-Identifier: MIT
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*/
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#define DT_DRV_COMPAT zmk_behavior_underglow_battery
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// Dependencies
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#include <zephyr/device.h>
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#include <drivers/behavior.h>
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#include <zephyr/logging/log.h>
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#include <zmk/battery.h>
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#include <zmk/event_manager.h>
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#include <zmk/events/battery_state_changed.h>
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#include <zmk/events/underglow_color_changed.h>
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LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
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#if DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT)
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struct underglow_battery_data {
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uint32_t layers;
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};
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struct underglow_battery_config {
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int threshold;
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};
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static struct underglow_battery_data underglow_battery_data = {.layers = 0};
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static int underglow_battery_init(const struct device *dev) { return 0; };
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static int underglow_battery_process(struct zmk_behavior_binding *binding,
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struct zmk_behavior_binding_event event) {
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const struct device *dev = zmk_behavior_get_binding(binding->behavior_dev);
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const struct underglow_battery_config *config = dev->config;
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struct underglow_battery_data *data = dev->data;
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data->layers |= BIT(event.layer);
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int bat = zmk_battery_state_of_charge();
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if (bat >= config->threshold)
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return binding->param2;
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else
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return binding->param1;
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}
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static const struct behavior_driver_api underglow_battery_driver_api = {
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.binding_pressed = underglow_battery_process,
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.locality = BEHAVIOR_LOCALITY_GLOBAL,
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#if IS_ENABLED(CONFIG_ZMK_BEHAVIOR_METADATA)
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.get_parameter_metadata = zmk_behavior_get_empty_param_metadata,
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#endif // IS_ENABLED(CONFIG_ZMK_BEHAVIOR_METADATA)
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};
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static int underglow_battery_listener(const zmk_event_t *eh);
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ZMK_LISTENER(behavior_underglow_battery, underglow_battery_listener);
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ZMK_SUBSCRIPTION(behavior_underglow_battery, zmk_battery_state_changed);
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static int underglow_battery_listener(const zmk_event_t *eh) {
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raise_zmk_underglow_color_changed((struct zmk_underglow_color_changed){
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.layers = underglow_battery_data.layers, .wakeup = false});
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return ZMK_EV_EVENT_BUBBLE;
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}
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#define KP_INST(n) \
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static struct underglow_battery_config underglow_battery_config_##n = { \
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.threshold = DT_INST_PROP(n, threshold)}; \
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BEHAVIOR_DT_INST_DEFINE(n, underglow_battery_init, NULL, &underglow_battery_data, \
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&underglow_battery_config_##n, POST_KERNEL, \
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, &underglow_battery_driver_api);
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DT_INST_FOREACH_STATUS_OKAY(KP_INST)
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#endif /* DT_HAS_COMPAT_STATUS_OKAY(DT_DRV_COMPAT) */
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