pwarren/zmk_mf68
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Properly allocate input/output arrays statically.

Browse source
This commit is contained in:
Pete Johanson 2020-06-25 23:21:11 -04:00
parent cd6bdc336a
commit c32c25d3c0
1 changed files with 13 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
app/drivers/zephyr/kscan_gpio_matrix.c
View file

@ -22,6 +22,7 @@ struct kscan_gpio_item_config
gpio_flags_t flags;
};
#define _KSCAN_GPIO_ITEM_CFG_INIT(n, prop, idx) \
{ \
.label = DT_INST_GPIO_LABEL_BY_IDX(n, prop, idx), \
@ -29,6 +30,9 @@ struct kscan_gpio_item_config
.flags = DT_INST_GPIO_FLAGS_BY_IDX(n, prop, idx), \
},
#define _KSCAN_GPIO_ROW_CFG_INIT(idx, n) _KSCAN_GPIO_ITEM_CFG_INIT(n, row_gpios, idx)
#define _KSCAN_GPIO_COL_CFG_INIT(idx, n) _KSCAN_GPIO_ITEM_CFG_INIT(n, col_gpios, idx)
static int kscan_gpio_config_interrupts(struct device **devices,
const struct kscan_gpio_item_config *configs,
size_t len, gpio_flags_t flags)
@ -51,8 +55,8 @@ static int kscan_gpio_config_interrupts(struct device **devices,
}
#define INST_MATRIX_ROWS(n) DT_INST_PROP_LEN(n, row_gpios)
#define INST_MATRIX_COLS(n) DT_INST_PROP_LEN(n, col_gpios)
#define INST_OUTPUT_LEN(n) COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_COLS(n)), (INST_MATRIX_ROWS(n)))
#define INST_INPUT_LEN(n) COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_ROWS(n)), (INST_MATRIX_COLS(n)))
#define INST_OUTPUT_LEN(n) COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_ROWS(n)), (INST_MATRIX_COLS(n)))
#define INST_INPUT_LEN(n) COND_CODE_0(DT_ENUM_IDX(DT_DRV_INST(n), diode_direction), (INST_MATRIX_COLS(n)), (INST_MATRIX_ROWS(n)))
#define GPIO_INST_INIT(n) \
struct kscan_gpio_irq_callback_##n \
@ -179,7 +183,10 @@ static int kscan_gpio_config_interrupts(struct device **devices,
k_delayed_work_cancel(data->work); \
k_delayed_work_submit(data->work, K_MSEC(DT_INST_PROP(n, debounce_period))); })) \
} \
static struct kscan_gpio_data_##n kscan_gpio_data_##n; \
static struct kscan_gpio_data_##n kscan_gpio_data_##n = { \
.rows = { [INST_MATRIX_ROWS(n)-1] = NULL}, \
.cols = { [INST_MATRIX_COLS(n)-1] = NULL }\
}; \
static int kscan_gpio_configure_##n(struct device *dev, kscan_callback_t callback) \
{ \
struct kscan_gpio_data_##n *data = dev->driver_data; \
@ -246,10 +253,9 @@ static int kscan_gpio_config_interrupts(struct device **devices,
.disable_callback = kscan_gpio_disable_interrupts_##n, \
}; \
static const struct kscan_gpio_config_##n kscan_gpio_config_##n = { \
.rows = { \
IF_ENABLED(DT_INST_PHA_HAS_CELL_AT_IDX(n, row_gpios, 0, pin), (_KSCAN_GPIO_ITEM_CFG_INIT(n, row_gpios, 0))) \
IF_ENABLED(DT_INST_PHA_HAS_CELL_AT_IDX(n, row_gpios, 1, pin), (_KSCAN_GPIO_ITEM_CFG_INIT(n, row_gpios, 1)))}, \
.cols = {IF_ENABLED(DT_INST_PHA_HAS_CELL_AT_IDX(n, col_gpios, 0, pin), (_KSCAN_GPIO_ITEM_CFG_INIT(n, col_gpios, 0))) IF_ENABLED(DT_INST_PHA_HAS_CELL_AT_IDX(n, col_gpios, 1, pin), (_KSCAN_GPIO_ITEM_CFG_INIT(n, col_gpios, 1)))}}; \
.rows = { UTIL_LISTIFY(INST_MATRIX_ROWS(n), _KSCAN_GPIO_ROW_CFG_INIT, n) }, \
.cols = { UTIL_LISTIFY(INST_MATRIX_COLS(n), _KSCAN_GPIO_COL_CFG_INIT, n) }, \
}; \
DEVICE_AND_API_INIT(kscan_gpio_##n, DT_INST_LABEL(n), kscan_gpio_init_##n, \
&kscan_gpio_data_##n, &kscan_gpio_config_##n, \
POST_KERNEL, CONFIG_ZMK_KSCAN_INIT_PRIORITY, \