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drivers: serial: stm32: renable IT RXNE as part of graceful disable

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async_rx_disable does not re-anable RXNE interrupt, it was disabled
during async_rx_enable

Signed-off-by: Manojkumar Subramaniam <manoj@electrolance.com>
This commit is contained in:
Manojkumar Subramaniam 2021-08-23 02:04:05 +08:00 committed by Christopher Friedt
parent a35cc75c14
commit d79d26f1ae
1 changed files with 3 additions and 0 deletions
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3
drivers/serial/uart_stm32.c
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@ -977,6 +977,9 @@ static int uart_stm32_async_rx_disable(const struct device *dev)
data->rx_next_buffer = NULL;
data->rx_next_buffer_len = 0;
/*when async rx is disabled, enable interruptable instance of uart to function normally*/
LL_USART_EnableIT_RXNE(UartInstance);
LOG_DBG("rx: disabled");
async_user_callback(data, &disabled_event);