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[feat][adc] add overrun and underrun event

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This commit is contained in:
jzlv 2021-09-28 11:31:41 +08:00
parent e63cf769fb
commit 2bdacbc638
2 changed files with 27 additions and 9 deletions
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8
drivers/bl702_driver/hal_drv/inc/hal_adc.h
View file

@ -126,12 +126,16 @@ typedef enum {
} adc_pga_gain_t;
enum adc_event_type {
ADC_EVENT_UNDERRUN,
ADC_EVENT_OVERRUN,
ADC_EVENT_FIFO,
UART_EVENT_UNKNOWN
ADC_EVENT_UNKNOWN
};
enum adc_it_type {
ADC_FIFO_IT = 1 << 0,
ADC_UNDERRUN_IT = 1 << 2,
ADC_OVERRUN_IT = 1 << 3,
ADC_FIFO_IT = 1 << 5,
};
typedef struct

26
drivers/bl702_driver/hal_drv/src/hal_adc.c
View file

@ -165,17 +165,31 @@ int adc_control(struct device *dev, int cmd, void *args)
uint8_t rlt = 0;
switch (cmd) {
case DEVICE_CTRL_SET_INT /* constant-expression */:
ADC_IntMask(ADC_INT_FIFO_READY, UNMASK);
case DEVICE_CTRL_SET_INT /* constant-expression */: {
uint32_t offset = __builtin_ctz((uint32_t)args);
while ((2 <= offset) && (offset < 6)) {
if ((uint32_t)args & (1 << offset)) {
ADC_IntMask(offset, UNMASK);
}
offset++;
}
CPU_Interrupt_Enable(GPADC_DMA_IRQn);
break;
}
case DEVICE_CTRL_CLR_INT /* constant-expression */:
ADC_IntMask(ADC_INT_FIFO_READY, MASK);
case DEVICE_CTRL_CLR_INT /* constant-expression */: {
uint32_t offset = __builtin_ctz((uint32_t)args);
while ((2 <= offset) && (offset < 6)) {
if ((uint32_t)args & (1 << offset)) {
ADC_IntMask(offset, UNMASK);
}
offset++;
}
CPU_Interrupt_Disable(GPADC_DMA_IRQn);
break;
}
case DEVICE_CTRL_GET_INT /* constant-expression */:
/* code */
@ -340,12 +354,12 @@ void adc_isr(adc_device_t *handle)
}
if (ADC_GetIntStatus(ADC_INT_FIFO_UNDERRUN) == SET && ADC_IntGetMask(ADC_INT_FIFO_UNDERRUN) == UNMASK) {
//handle->parent.callback(&handle->parent, NULL, 0, ADC_EVENT_UNDERRUN);
handle->parent.callback(&handle->parent, NULL, 0, ADC_EVENT_UNDERRUN);
ADC_IntClr(ADC_INT_FIFO_UNDERRUN);
}
if (ADC_GetIntStatus(ADC_INT_FIFO_OVERRUN) == SET && ADC_IntGetMask(ADC_INT_FIFO_OVERRUN) == UNMASK) {
//handle->parent.callback(&handle->parent, NULL, 0, ADC_EVENT_OVERRUN);
handle->parent.callback(&handle->parent, NULL, 0, ADC_EVENT_OVERRUN);
ADC_IntClr(ADC_INT_FIFO_OVERRUN);
}