diff options
Diffstat (limited to 'app/src/kscan_mock.c')
| -rw-r--r-- | app/src/kscan_mock.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/app/src/kscan_mock.c b/app/src/kscan_mock.c new file mode 100644 index 0000000..7d2d24d --- /dev/null +++ b/app/src/kscan_mock.c @@ -0,0 +1,102 @@ +/* + * Copyright (c) 2020 Peter Johanson <peter@peterjohanson.com> + * + * SPDX-License-Identifier: MIT + */ + +#define DT_DRV_COMPAT zmk_kscan_mock + +#include <device.h> +#include <drivers/kscan.h> +#include <logging/log.h> +LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL); + +#include <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)]; \ + }; \ + 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))); \ + } \ + } \ + 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); \ + } \ + 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)}; \ + 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)
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