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drivers: adc: stm32: only teardown channel after context complete

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Previously channels could be tore down before a sequence completes,

either when using async, or when ADC_ACTION_REPEAT was specified

The teardown is now moved to after an entire context is complete

Signed-off-by: Hein Wessels <heinwessels93@gmail.com>
This commit is contained in:
Hein Wessels 2023-01-16 12:37:43 +01:00 • committed by Fabio Baltieri
commit 6724c8d1fe
1 changed files with 11 additions and 1 deletions
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12
drivers/adc/adc_stm32.c
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@ -25,6 +25,7 @@
#endif /* CONFIG_SOC_SERIES_STM32U5X */
#define ADC_CONTEXT_USES_KERNEL_TIMER
#define ADC_CONTEXT_ENABLE_ON_COMPLETE
#include "adc_context.h"
#define LOG_LEVEL CONFIG_ADC_LOG_LEVEL
@ -1034,12 +1035,21 @@ static void adc_stm32_isr(const struct device *dev)
if (++data->samples_count == data->channel_count) {
data->samples_count = 0;
adc_context_on_sampling_done(&data->ctx, dev);
adc_stm32_teardown_channels(dev);
}
LOG_DBG("%s ISR triggered.", dev->name);
}
static void adc_context_on_complete(struct adc_context *ctx, int status)
{
struct adc_stm32_data *data =
CONTAINER_OF(ctx, struct adc_stm32_data, ctx);
ARG_UNUSED(status);
adc_stm32_teardown_channels(data->dev);
}
static int adc_stm32_read(const struct device *dev,
const struct adc_sequence *sequence)
{