From f0ef8834b280ebb6c271f155ea040bf4af6c1881 Mon Sep 17 00:00:00 2001 From: Huang Shijie Date: Fri, 11 Oct 2013 18:31:01 +0800 Subject: [PATCH] serial: imx: use the dmaengine_tx_status Use the dmaengine_tx_status to simplify the code, do not change any logic. Signed-off-by: Huang Shijie Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/imx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index cadf7e5848b2..13c2c2d09cac 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -521,7 +521,7 @@ static void dma_tx_work(struct work_struct *w) unsigned long flags; int ret; - status = chan->device->device_tx_status(chan, (dma_cookie_t)0, NULL); + status = dmaengine_tx_status(chan, (dma_cookie_t)0, NULL); if (DMA_IN_PROGRESS == status) return; @@ -926,7 +926,7 @@ static void dma_rx_callback(void *data) /* unmap it first */ dma_unmap_sg(sport->port.dev, sgl, 1, DMA_FROM_DEVICE); - status = chan->device->device_tx_status(chan, (dma_cookie_t)0, &state); + status = dmaengine_tx_status(chan, (dma_cookie_t)0, &state); count = RX_BUF_SIZE - state.residue; dev_dbg(sport->port.dev, "We get %d bytes.\n", count);