zmk_mf68/app/src/kscan_mock.c
2020-08-28 16:21:31 -04:00

110 lines
5.8 KiB
C

/*
* Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com>
*
* SPDX-License-Identifier: MIT
*/
#define DT_DRV_COMPAT zmk_kscan_mock
#include <stdlib.h>
#include <device.h>
#include <drivers/kscan.h>
#include <logging/log.h>
LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
#include <dt-bindings/zmk/kscan-mock.h>
struct kscan_mock_data
{
kscan_callback_t callback;
u8_t event_index;
struct k_delayed_work work;
struct device *dev;
};
static int kscan_mock_disable_callback(struct device *dev)
{
struct kscan_mock_data *data = dev->driver_data;
k_delayed_work_cancel(&data->work);
return 0;
}
static int kscan_mock_configure(struct device *dev, kscan_callback_t callback)
{
struct kscan_mock_data *data = dev->driver_data;
if (!callback)
{
return -EINVAL;
}
data->event_index = 0;
data->callback = callback;
return 0;
}
#define MOCK_INST_INIT(n) \
struct kscan_mock_config_##n \
{ \
u32_t events[DT_INST_PROP_LEN(n, events)]; \
bool exit_after; \
}; \
static void kscan_mock_schedule_next_event_##n(struct device *dev) \
{ \
struct kscan_mock_data *data = dev->driver_data; \
const struct kscan_mock_config_##n *cfg = dev->config_info; \
if (data->event_index < DT_INST_PROP_LEN(n, events)) \
{ \
u32_t ev = cfg->events[data->event_index]; \
LOG_DBG("delaying next keypress: %d", ZMK_MOCK_MSEC(ev)); \
k_delayed_work_submit(&data->work, K_MSEC(ZMK_MOCK_MSEC(ev))); \
} else if (cfg->exit_after) { \
LOG_DBG("Exiting"); \
exit(0); \
} \
} \
static void kscan_mock_work_handler_##n(struct k_work *work) \
{ \
struct kscan_mock_data *data = \
CONTAINER_OF(work, struct kscan_mock_data, work); \
const struct kscan_mock_config_##n *cfg = data->dev->config_info; \
u32_t ev = cfg->events[data->event_index]; \
LOG_DBG("ev %u row %d column %d state %d\n", ev, \
ZMK_MOCK_ROW(ev), ZMK_MOCK_COL(ev), ZMK_MOCK_IS_PRESS(ev)); \
data->callback(data->dev, \
ZMK_MOCK_ROW(ev), ZMK_MOCK_COL(ev), ZMK_MOCK_IS_PRESS(ev)); \
kscan_mock_schedule_next_event_##n(data->dev); \
data->event_index++; \
} \
static int kscan_mock_init_##n(struct device *dev) \
{ \
struct kscan_mock_data *data = dev->driver_data; \
data->dev = dev; \
k_delayed_work_init(&data->work, kscan_mock_work_handler_##n); \
return 0; \
} \
static int kscan_mock_enable_callback_##n(struct device *dev) \
{ \
kscan_mock_schedule_next_event_##n(dev); \
return 0; \
} \
static const struct kscan_driver_api mock_driver_api_##n = { \
.config = kscan_mock_configure, \
.enable_callback = kscan_mock_enable_callback_##n, \
.disable_callback = kscan_mock_disable_callback, \
}; \
static struct kscan_mock_data kscan_mock_data_##n; \
static const struct kscan_mock_config_##n kscan_mock_config_##n = { \
.events = DT_INST_PROP(n, events), \
.exit_after = DT_INST_PROP(n, exit_after) }; \
DEVICE_AND_API_INIT(kscan_mock_##n, DT_INST_LABEL(n), kscan_mock_init_##n, \
&kscan_mock_data_##n, \
&kscan_mock_config_##n, \
APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, \
&mock_driver_api_##n);
DT_INST_FOREACH_STATUS_OKAY(MOCK_INST_INIT)