Restore original matrix driver to correct implementation errors.
This commit is contained in:
Jason Chestnut
parent
5c4705d465
commit
9668305621
1 changed files with 45 additions and 88 deletions
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@ -31,8 +31,6 @@ struct kscan_gpio_item_config {
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#define _KSCAN_GPIO_ROW_CFG_INIT(idx, n) _KSCAN_GPIO_ITEM_CFG_INIT(n, row_gpios, idx)
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#define _KSCAN_GPIO_COL_CFG_INIT(idx, n) _KSCAN_GPIO_ITEM_CFG_INIT(n, col_gpios, idx)
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#if !defined(ZMK_KSCAN_MATRIX_POLLING)
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/* Set up for interrupt-based input. */
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static int kscan_gpio_config_interrupts(struct device **devices,
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const struct kscan_gpio_item_config *configs, size_t len,
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gpio_flags_t flags) {
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@ -50,61 +48,6 @@ static int kscan_gpio_config_interrupts(struct device **devices,
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return 0;
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}
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#define KSCAN_GPIO_MATRIX_ENABLE(n) \
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static int kscan_gpio_matrix_enable(struct device *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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GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH); \
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} \
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#define KSCAN_GPIO_MATRIX_DISABLE(n) \
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static int kscan_gpio_matrix_disable(struct device *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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GPIO_INT_DISABLE); \
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} \
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#define KSCAN_GPIO_CALLBACK_HANDLER(n) \
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static void kscan_gpio_irq_callback_handler_##n(struct device *dev, struct gpio_callback *cb, \
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gpio_port_pins_t pin) { \
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struct kscan_gpio_irq_callback_##n *data = \
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CONTAINER_OF(cb, struct kscan_gpio_irq_callback_##n, callback); \
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COND_CODE_0(DT_INST_PROP(n, debounce_period), ({ k_work_submit(data->work); }), ({ \
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k_delayed_work_cancel(data->work); \
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k_delayed_work_submit(data->work, \
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K_MSEC(DT_INST_PROP(n, debounce_period))); \
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})) \
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} \
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#else /* !defined(ZMK_KSCAN_MATRIX_POLLING) */
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/* Set up for matrix scanning. */
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static void kscan_gpio_timer_handler(struct k_timer *timer) {
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struct kscan_gpio_data *data = CONTAINER_OF(timer, struct kscan_gpio_data, poll_timer);
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k_work_submit(&data->work.direct);
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}
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#define KSCAN_GPIO_MATRIX_ENABLE(n) \
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static int kscan_gpio_matrix_enable(struct device *dev) { \
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struct kscan_gpio_data *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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#define KSCAN_GPIO_MATRIX_DISABLE(n) \
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static int kscan_gpio_matrix_disable(struct device *dev) { \
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struct kscan_gpio_data *data = dev->driver_data; \
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k_timer_stop(&data->poll_timer, K_MSEC(10), K_MSEC(10)); \
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return 0; \
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} \
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#define KSCAN_GPIO_MATRIX_ENABLE(n) \
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#endif /* !defined(ZMK_KSCAN_MATRIX_POLLING) */
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#define INST_MATRIX_ROWS(n) DT_INST_PROP_LEN(n, row_gpios)
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#define INST_MATRIX_COLS(n) DT_INST_PROP_LEN(n, col_gpios)
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#define INST_OUTPUT_LEN(n) \
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@ -115,22 +58,17 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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(INST_MATRIX_ROWS(n)))
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#define GPIO_INST_INIT(n) \
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COND_CODE_0( \
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ZMK_KSCAN_MATRIX_POLLING, \
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(struct kscan_gpio_irq_callback_##n { \
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struct kscan_gpio_irq_callback_##n { \
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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 gpio_callback callback; \
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}; \
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static struct kscan_gpio_irq_callback_##n irq_callbacks_##n[INST_INPUT_LEN(n)]; \
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KSCAN_GPIO_ENTABLE_INTERRUPTS(n)), \
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()) \
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struct kscan_gpio_config_##n { \
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struct kscan_gpio_item_config rows[INST_MATRIX_ROWS(n)]; \
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struct kscan_gpio_item_config cols[INST_MATRIX_COLS(n)]; \
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}; \
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struct kscan_gpio_data_##n { \
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COND_CODE_1(ZMK_KSCAN_MATRIX_POLLING, \
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(struct k_timer poll_timer;),(kscan_callback_t callback;)) \
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kscan_callback_t callback; \
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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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struct device *rows[INST_MATRIX_ROWS(n)]; \
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@ -158,6 +96,16 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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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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} \
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static int kscan_gpio_enable_interrupts_##n(struct device *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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GPIO_INT_DEBOUNCE | GPIO_INT_EDGE_BOTH); \
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} \
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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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kscan_gpio_input_configs_##n(dev), INST_INPUT_LEN(n), \
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GPIO_INT_DISABLE); \
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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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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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@ -180,7 +128,7 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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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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/* to get pressed state for each matrix cell. */ \
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COND_CODE_0(ZMK_KSCAN_MATRIX_POLLING, (kscan_gpio_disable_interrupts_##n(dev);), ()) \
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kscan_gpio_disable_interrupts_##n(dev); \
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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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struct device *out_dev = kscan_gpio_output_devices_##n(dev)[o]; \
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@ -198,7 +146,7 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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/* Set all our outputs as active again, then re-enable interrupts, */ \
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/* so we can trigger interrupts again for future press/release */ \
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kscan_gpio_set_output_state_##n(dev, 1); \
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COND_CODE_0(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 c = 0; c < INST_MATRIX_COLS(n); c++) { \
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bool pressed = read_state[r][c]; \
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@ -224,7 +172,16 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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struct kscan_gpio_data_##n *data = CONTAINER_OF(work, struct kscan_gpio_data_##n, work); \
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kscan_gpio_read_##n(data->dev); \
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} \
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COND_CODE_0(ZMK_KSCAN_MATRIX_POLLING, (KSCAN_GPIO_CALLBACK_HANDLER(n)), ()) \
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static void kscan_gpio_irq_callback_handler_##n(struct device *dev, struct gpio_callback *cb, \
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gpio_port_pins_t pin) { \
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struct kscan_gpio_irq_callback_##n *data = \
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CONTAINER_OF(cb, struct kscan_gpio_irq_callback_##n, callback); \
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COND_CODE_0(DT_INST_PROP(n, debounce_period), ({ k_work_submit(data->work); }), ({ \
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k_delayed_work_cancel(data->work); \
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k_delayed_work_submit(data->work, \
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K_MSEC(DT_INST_PROP(n, debounce_period))); \
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})) \
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} \
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static struct kscan_gpio_data_##n kscan_gpio_data_##n = { \
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.rows = {[INST_MATRIX_ROWS(n) - 1] = NULL}, .cols = {[INST_MATRIX_COLS(n) - 1] = NULL}}; \
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static int kscan_gpio_configure_##n(struct device *dev, kscan_callback_t callback) { \
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@ -235,8 +192,13 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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data->callback = callback; \
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return 0; \
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}; \
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KSCAN_GPIO_MATRIX_ENABLE(n) \
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KSCAN_GPIO_MATRIX_DISABLE(n) \
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static int kscan_gpio_enable_##n(struct device *dev) { \
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int err = kscan_gpio_enable_interrupts_##n(dev); \
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if (err) { \
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return err; \
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} \
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return kscan_gpio_read_##n(dev); \
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}; \
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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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int err; \
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@ -253,21 +215,16 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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LOG_ERR("Unable to configure pin %d on %s for input", in_cfg->pin, in_cfg->label); \
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return err; \
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} \
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COND_CODE_0( \
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ZMK_KSCAN_MATRIX_POLLING, \
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(irq_callbacks_##n[i].work = &data->work; \
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irq_callbacks_##n[i].work = &data->work; \
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gpio_init_callback(&irq_callbacks_##n[i].callback, \
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kscan_gpio_irq_callback_handler_##n, BIT(in_cfg->pin)); \
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err = gpio_add_callback(input_devices[i], &irq_callbacks_##n[i].callback); \
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if (err) { \
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LOG_ERR("Error adding the callback to the column device"); \
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return err; \
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}), \
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()) \
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} \
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} \
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struct device **output_devices = kscan_gpio_output_devices_##n(dev); \
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COND_CODE_1(ZMK_KSCAN_MATRIX_POLLING, \
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(k_timer_init(&data->poll_timer, kscan_gpio_timer_handler, NULL);), ()) \
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for (int o = 0; o < INST_OUTPUT_LEN(n); o++) { \
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const struct kscan_gpio_item_config *out_cfg = &kscan_gpio_output_configs_##n(dev)[o]; \
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output_devices[o] = device_get_binding(out_cfg->label); \
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@ -290,8 +247,8 @@ static int kscan_gpio_matrix_disable(struct device *dev) {
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} \
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static const struct kscan_driver_api gpio_driver_api_##n = { \
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.config = kscan_gpio_configure_##n, \
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.enable_callback = kscan_gpio_matrix_enable, \
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.disable_callback = kscan_gpio_matrix_disable, \
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.enable_callback = kscan_gpio_enable_##n, \
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.disable_callback = kscan_gpio_disable_interrupts_##n, \
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}; \
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static const struct kscan_gpio_config_##n kscan_gpio_config_##n = { \
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.rows = {UTIL_LISTIFY(INST_MATRIX_ROWS(n), _KSCAN_GPIO_ROW_CFG_INIT, n)}, \
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