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path: root/drivers/tty/serial/omap-serial.c
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Diffstat (limited to 'drivers/tty/serial/omap-serial.c')
-rw-r--r--drivers/tty/serial/omap-serial.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index 77f035158d6..65abea2c6e4 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -342,7 +342,8 @@ static void serial_omap_stop_tx(struct uart_port *port)
if ((up->rs485.flags & SER_RS485_ENABLED) &&
!(up->rs485.flags & SER_RS485_RX_DURING_TX)) {
- up->ier = UART_IER_RLSI | UART_IER_RDI;
+ up->ier |= UART_IER_RLSI | UART_IER_RDI;
+ up->port.read_status_mask |= UART_LSR_DR;
serial_out(up, UART_IER, up->ier);
}
@@ -355,7 +356,7 @@ static void serial_omap_stop_rx(struct uart_port *port)
struct uart_omap_port *up = to_uart_omap_port(port);
pm_runtime_get_sync(up->dev);
- up->ier &= ~UART_IER_RLSI;
+ up->ier &= ~(UART_IER_RLSI | UART_IER_RDI);
up->port.read_status_mask &= ~UART_LSR_DR;
serial_out(up, UART_IER, up->ier);
pm_runtime_mark_last_busy(up->dev);