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@ -72,7 +72,7 @@ static int kscan_gpio_config_interrupts(struct device **devices, |
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}; \
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}; \
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struct kscan_gpio_data_##n { \
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struct kscan_gpio_data_##n { \
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kscan_callback_t callback; \
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kscan_callback_t callback; \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (), (struct k_timer poll_timer;)) \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (), (struct k_timer poll_timer;)) \
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struct COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work), (k_delayed_work)) work; \
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struct COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work), (k_delayed_work)) work; \
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bool matrix_state[INST_MATRIX_ROWS(n)][INST_MATRIX_COLS(n)]; \
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bool matrix_state[INST_MATRIX_ROWS(n)][INST_MATRIX_COLS(n)]; \
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struct device *rows[INST_MATRIX_ROWS(n)]; \
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struct device *rows[INST_MATRIX_ROWS(n)]; \
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@ -100,17 +100,18 @@ static int kscan_gpio_config_interrupts(struct device **devices, |
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return ( \
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return ( \
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COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (cfg->rows), (cfg->cols))); \
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COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (cfg->rows), (cfg->cols))); \
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} \
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} \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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(static int kscan_gpio_enable_interrupts_##n(struct device *dev) { \
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( \
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return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev), \
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static int kscan_gpio_enable_interrupts_##n(struct device *dev) { \
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kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n), \
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return kscan_gpio_config_interrupts( \
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GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH); \
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kscan_gpio_input_devices_##n(dev), kscan_gpio_input_configs_##n(dev), \
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} \
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INST_INPUT_LEN(n), GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH); \
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static int kscan_gpio_disable_interrupts_##n(struct device *dev) { \
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} static int kscan_gpio_disable_interrupts_##n(struct device *dev) { \
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return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev), \
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return kscan_gpio_config_interrupts(kscan_gpio_input_devices_##n(dev), \
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kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n), \
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kscan_gpio_input_configs_##n(dev), \
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GPIO_INT_DISABLE); \
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INST_INPUT_LEN(n), GPIO_INT_DISABLE); \
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}), ()) \
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}), \
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()) \
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static void kscan_gpio_set_output_state_##n(struct device *dev, int value) { \
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static void kscan_gpio_set_output_state_##n(struct device *dev, int value) { \
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for (int i = 0; i < INST_OUTPUT_LEN(n); i++) { \
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for (int i = 0; i < INST_OUTPUT_LEN(n); i++) { \
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struct device *in_dev = kscan_gpio_output_devices_##n(dev)[i]; \
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struct device *in_dev = kscan_gpio_output_devices_##n(dev)[i]; \
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@ -133,8 +134,8 @@ static int kscan_gpio_config_interrupts(struct device **devices, |
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/* Disable our interrupts temporarily while we scan, to avoid */ \
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/* Disable our interrupts temporarily while we scan, to avoid */ \
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/* re-entry while we iterate columns and set them active one by one */ \
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/* re-entry while we iterate columns and set them active one by one */ \
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/* to get pressed state for each matrix cell. */ \
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/* to get pressed state for each matrix cell. */ \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (kscan_gpio_disable_interrupts_##n(dev);), \
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(kscan_gpio_disable_interrupts_##n(dev);),()) \
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()) \
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kscan_gpio_set_output_state_##n(dev, 0); \
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kscan_gpio_set_output_state_##n(dev, 0); \
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for (int o = 0; o < INST_OUTPUT_LEN(n); o++) { \
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for (int o = 0; o < INST_OUTPUT_LEN(n); o++) { \
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struct device *out_dev = kscan_gpio_output_devices_##n(dev)[o]; \
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struct device *out_dev = kscan_gpio_output_devices_##n(dev)[o]; \
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@ -152,8 +153,7 @@ static int kscan_gpio_config_interrupts(struct device **devices, |
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/* Set all our outputs as active again. */ \
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/* Set all our outputs as active again. */ \
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kscan_gpio_set_output_state_##n(dev, 1); \
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kscan_gpio_set_output_state_##n(dev, 1); \
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/*Re-enable interrupts so that they can be triggered again for future press/release*/ \
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/*Re-enable interrupts so that they can be triggered again for future press/release*/ \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (kscan_gpio_enable_interrupts_##n(dev);), ()) \
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(kscan_gpio_enable_interrupts_##n(dev);), ()) \
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for (int r = 0; r < INST_MATRIX_ROWS(n); r++) { \
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for (int r = 0; r < INST_MATRIX_ROWS(n); r++) { \
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for (int c = 0; c < INST_MATRIX_COLS(n); c++) { \
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for (int c = 0; c < INST_MATRIX_COLS(n); c++) { \
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bool pressed = read_state[r][c]; \
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bool pressed = read_state[r][c]; \
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@ -201,29 +201,24 @@ static int kscan_gpio_config_interrupts(struct device **devices, |
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return 0; \
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return 0; \
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}; \
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}; \
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static int kscan_gpio_enable_##n(struct device *dev) { \
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static int kscan_gpio_enable_##n(struct device *dev) { \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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(int err = kscan_gpio_enable_interrupts_##n(dev); \
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(int err = kscan_gpio_enable_interrupts_##n(dev); \
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if (err) { \
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if (err) { return err; } return kscan_gpio_read_##n(dev);), \
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return err; \
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(struct kscan_gpio_data_##n *data = dev->driver_data; \
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} \
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k_timer_start(&data->poll_timer, K_MSEC(10), K_MSEC(10)); return 0;)) \
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return kscan_gpio_read_##n(dev);), \
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(struct kscan_gpio_data_##n *data = dev->driver_data; \
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k_timer_start(&data->poll_timer, K_MSEC(10), K_MSEC(10)); \
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return 0;)) \
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}; \
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}; \
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static int kscan_gpio_disable_##n(struct device *dev) { \
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static int kscan_gpio_disable_##n(struct device *dev) { \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, \
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(return kscan_gpio_disable_interrupts_##n(dev);), \
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(return kscan_gpio_disable_interrupts_##n(dev);), \
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(struct kscan_gpio_data_##n *data = dev->driver_data; \
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(struct kscan_gpio_data_##n *data = dev->driver_data; \
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k_timer_stop(&data->poll_timer); \
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k_timer_stop(&data->poll_timer); return 0;)) \
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return 0;)) \
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}; \
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}; \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (), \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (), \
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(static void kscan_gpio_timer_handler(struct k_timer *timer) { \
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(static void kscan_gpio_timer_handler(struct k_timer *timer) { \
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struct kscan_gpio_data_##n *data = \
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struct kscan_gpio_data_##n *data = \
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CONTAINER_OF(timer, struct kscan_gpio_data_##n, poll_timer); \
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CONTAINER_OF(timer, struct kscan_gpio_data_##n, poll_timer); \
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k_work_submit(&data->work.work); \
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k_work_submit(&data->work.work); \
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})) \
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})) \
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static int kscan_gpio_init_##n(struct device *dev) { \
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static int kscan_gpio_init_##n(struct device *dev) { \
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struct kscan_gpio_data_##n *data = dev->driver_data; \
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struct kscan_gpio_data_##n *data = dev->driver_data; \
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int err; \
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int err; \
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@ -268,7 +263,7 @@ static int kscan_gpio_config_interrupts(struct device **devices, |
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} \
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} \
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} \
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} \
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data->dev = dev; \
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data->dev = dev; \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (), \
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COND_CODE_0(CONFIG_ZMK_KSCAN_MATRIX_POLLING, (), \
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(k_timer_init(&data->poll_timer, kscan_gpio_timer_handler, NULL);)) \
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(k_timer_init(&data->poll_timer, kscan_gpio_timer_handler, NULL);)) \
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(COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work_init), (k_delayed_work_init)))( \
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(COND_CODE_0(DT_INST_PROP(n, debounce_period), (k_work_init), (k_delayed_work_init)))( \
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&data->work, kscan_gpio_work_handler_##n); \
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&data->work, kscan_gpio_work_handler_##n); \
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