drm/rockchip: add rk3399 vop big csc support

[firefly-linux-kernel-4.4.55.git] / drivers / tty / serial / msm_serial.c

diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index dcde955475dc9b11029c614d0d137d582d04e77c..e1de4944e0ce5f8eae8ada1020086294c9a13fea 100644 (file)
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -726,7 +726,7 @@ static void msm_handle_tx(struct uart_port *port)
                return;
        }
 
-       pio_count = CIRC_CNT(xmit->head, xmit->tail, UART_XMIT_SIZE);
+       pio_count = CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE);
        dma_count = CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE);
 
        dma_min = 1;    /* Always DMA */