Function s3c24xx_serial_start_tx_pio() enables interrupts if needed,
so we don't have to (or even we shouldn't) enable them before.
Signed-off-by: Robert Baldyga <r.baldyga@xxxxxxxxxxx>
---
drivers/tty/serial/samsung.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 024e5ec..a07fe4f 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -358,15 +358,8 @@ void s3c24xx_serial_start_tx(struct uart_port *port)
s3c24xx_serial_rx_disable(port);
tx_enabled(port) = 1;
- if (!ourport->dma || !ourport->dma->tx_chan) {
- if (s3c24xx_serial_has_interrupt_mask(port))
- __clear_bit(S3C64XX_UINTM_TXD,
- portaddrl(port, S3C64XX_UINTM));
- else
- enable_irq(ourport->tx_irq);
-
+ if (!ourport->dma || !ourport->dma->tx_chan)
s3c24xx_serial_start_tx_pio(ourport);
- }
}
if (ourport->dma && ourport->dma->tx_chan) {
--
1.9.1
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