return 0;
}
+static void lpuart_dma_shutdown(struct lpuart_port *sport)
+{
+ if (sport->lpuart_dma_rx_use) {
+ del_timer_sync(&sport->lpuart_timer);
+ lpuart_dma_rx_free(&sport->port);
+ }
+
+ if (sport->lpuart_dma_tx_use) {
+ if (wait_event_interruptible(sport->dma_wait,
+ !sport->dma_tx_in_progress) != false) {
+ sport->dma_tx_in_progress = false;
+ dmaengine_terminate_all(sport->dma_tx_chan);
+ }
+ }
+}
+
static void lpuart_shutdown(struct uart_port *port)
{
struct lpuart_port *sport = container_of(port, struct lpuart_port, port);
spin_unlock_irqrestore(&port->lock, flags);
- if (sport->lpuart_dma_rx_use) {
- del_timer_sync(&sport->lpuart_timer);
- lpuart_dma_rx_free(&sport->port);
- }
-
- if (sport->lpuart_dma_tx_use) {
- if (wait_event_interruptible(sport->dma_wait,
- !sport->dma_tx_in_progress) != false) {
- sport->dma_tx_in_progress = false;
- dmaengine_terminate_all(sport->dma_tx_chan);
- }
- }
+ lpuart_dma_shutdown(sport);
}
static void lpuart32_shutdown(struct uart_port *port)
spin_unlock_irqrestore(&port->lock, flags);
- if (sport->lpuart_dma_rx_use) {
- del_timer_sync(&sport->lpuart_timer);
- lpuart_dma_rx_free(&sport->port);
- }
-
- if (sport->lpuart_dma_tx_use) {
- if (wait_event_interruptible(sport->dma_wait,
- !sport->dma_tx_in_progress)) {
- sport->dma_tx_in_progress = false;
- dmaengine_terminate_all(sport->dma_tx_chan);
- }
- }
+ lpuart_dma_shutdown(sport);
}
static void