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drivers: serial: uart_async_to_irq: Move resetting to disabling function

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Move resetting of the receiver state to disabling function so that once
uart is disabled there is no data pending in the module.

Signed-off-by: Krzysztof Chruściński <krzysztof.chruscinski@nordicsemi.no>
This commit is contained in:
Krzysztof Chruściński 2024-04-08 17:24:09 +02:00 • committed by Alberto Escolar
commit e10ed057e8
1 changed files with 6 additions and 1 deletions
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7
drivers/serial/uart_async_to_irq.c
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@ -107,6 +107,10 @@ static void on_rx_dis(const struct device *dev, struct uart_async_to_irq_data *d
if (data->flags & A2I_RX_ENABLE) { if (data->flags & A2I_RX_ENABLE) {
int err; int err;
if (data->rx.async_rx.pending_bytes == 0) {
uart_async_rx_reset(&data->rx.async_rx);
}
err = try_rx_enable(dev, data); err = try_rx_enable(dev, data);
if (err == 0) { if (err == 0) {
data->rx.pending_buf_req = 0; data->rx.pending_buf_req = 0;
@ -331,7 +335,6 @@ int uart_async_to_irq_rx_enable(const struct device *dev)
return err; return err;
} }
uart_async_rx_reset(&data->rx.async_rx);
err = try_rx_enable(dev, data); err = try_rx_enable(dev, data);
if (err == 0) { if (err == 0) {
@ -355,6 +358,8 @@ int uart_async_to_irq_rx_disable(const struct device *dev)
k_sem_take(&data->rx.sem, K_FOREVER); k_sem_take(&data->rx.sem, K_FOREVER);
} }
uart_async_rx_reset(&data->rx.async_rx);
return 0; return 0;
} }