96 lines
5.6 KiB
C
96 lines
5.6 KiB
C
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/*
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* Copyright (c) 2020 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_kscan_mock
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#include <stdlib.h>
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#include <device.h>
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#include <drivers/kscan.h>
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#include <logging/log.h>
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LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
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#include <dt-bindings/zmk/kscan-mock.h>
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struct kscan_mock_data {
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kscan_callback_t callback;
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u32_t event_index;
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struct k_delayed_work work;
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struct device *dev;
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};
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static int kscan_mock_disable_callback(struct device *dev) {
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struct kscan_mock_data *data = dev->driver_data;
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k_delayed_work_cancel(&data->work);
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return 0;
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}
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static int kscan_mock_configure(struct device *dev, kscan_callback_t callback) {
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struct kscan_mock_data *data = dev->driver_data;
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if (!callback) {
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return -EINVAL;
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}
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data->event_index = 0;
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data->callback = callback;
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return 0;
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}
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#define MOCK_INST_INIT(n) \
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struct kscan_mock_config_##n { \
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u32_t events[DT_INST_PROP_LEN(n, events)]; \
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bool exit_after; \
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}; \
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static void kscan_mock_schedule_next_event_##n(struct device *dev) { \
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struct kscan_mock_data *data = dev->driver_data; \
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const struct kscan_mock_config_##n *cfg = dev->config_info; \
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if (data->event_index < DT_INST_PROP_LEN(n, events)) { \
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u32_t ev = cfg->events[data->event_index]; \
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LOG_DBG("delaying next keypress: %d", ZMK_MOCK_MSEC(ev)); \
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k_delayed_work_submit(&data->work, K_MSEC(ZMK_MOCK_MSEC(ev))); \
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} else if (cfg->exit_after) { \
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LOG_DBG("Exiting"); \
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exit(0); \
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} \
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} \
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static void kscan_mock_work_handler_##n(struct k_work *work) { \
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struct kscan_mock_data *data = CONTAINER_OF(work, struct kscan_mock_data, work); \
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const struct kscan_mock_config_##n *cfg = data->dev->config_info; \
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u32_t ev = cfg->events[data->event_index]; \
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LOG_DBG("ev %u row %d column %d state %d\n", ev, ZMK_MOCK_ROW(ev), ZMK_MOCK_COL(ev), \
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ZMK_MOCK_IS_PRESS(ev)); \
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data->callback(data->dev, ZMK_MOCK_ROW(ev), ZMK_MOCK_COL(ev), ZMK_MOCK_IS_PRESS(ev)); \
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kscan_mock_schedule_next_event_##n(data->dev); \
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data->event_index++; \
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} \
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static int kscan_mock_init_##n(struct device *dev) { \
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struct kscan_mock_data *data = dev->driver_data; \
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data->dev = dev; \
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k_delayed_work_init(&data->work, kscan_mock_work_handler_##n); \
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return 0; \
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} \
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static int kscan_mock_enable_callback_##n(struct device *dev) { \
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kscan_mock_schedule_next_event_##n(dev); \
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return 0; \
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} \
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static const struct kscan_driver_api mock_driver_api_##n = { \
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.config = kscan_mock_configure, \
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.enable_callback = kscan_mock_enable_callback_##n, \
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.disable_callback = kscan_mock_disable_callback, \
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}; \
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static struct kscan_mock_data kscan_mock_data_##n; \
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static const struct kscan_mock_config_##n kscan_mock_config_##n = { \
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.events = DT_INST_PROP(n, events), .exit_after = DT_INST_PROP(n, exit_after)}; \
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DEVICE_AND_API_INIT(kscan_mock_##n, DT_INST_LABEL(n), kscan_mock_init_##n, \
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&kscan_mock_data_##n, &kscan_mock_config_##n, APPLICATION, \
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CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, &mock_driver_api_##n);
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DT_INST_FOREACH_STATUS_OKAY(MOCK_INST_INIT)
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