diff options
| author | Andy Duan <fugang.duan@nxp.com> | 2017-03-20 16:04:15 +0800 |
|---|---|---|
| committer | Jason Liu <jason.hui.liu@nxp.com> | 2019-02-12 10:26:02 +0800 |
| commit | e81e7442ddcea220be6525bee2fde3d077e7df74 (patch) | |
| tree | 5a5f03aa0eae3d64df2d91d66cc83accbcb134f9 /drivers/tty/serial/imx.c | |
| parent | d8d029b2c98a460c24dda0a7b34027d932dc5bdc (diff) | |
MLK-14498-6 tty: serial: imx: pass ->dev to dma_alloc_coherent() API
Pass ->dev to dma_alloc_coherent() API to avoid kernel dump.
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Diffstat (limited to 'drivers/tty/serial/imx.c')
| -rw-r--r-- | drivers/tty/serial/imx.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 2df566288265..9019b6f06071 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1128,7 +1128,7 @@ static void imx_uart_dma_exit(struct imx_port *sport) sport->dma_chan_rx = NULL; if (sport->rx_buf.buf) { - dma_free_coherent(NULL, IMX_RXBD_NUM * RX_BUF_SIZE, + dma_free_coherent(sport->port.dev, IMX_RXBD_NUM * RX_BUF_SIZE, (void *)sport->rx_buf.buf, sport->rx_buf.dmaaddr); sport->rx_buf.buf = NULL; @@ -1167,7 +1167,7 @@ static int imx_uart_dma_init(struct imx_port *sport) goto err; } - sport->rx_buf.buf = dma_alloc_coherent(NULL, IMX_RXBD_NUM * RX_BUF_SIZE, + sport->rx_buf.buf = dma_alloc_coherent(sport->port.dev, IMX_RXBD_NUM * RX_BUF_SIZE, &sport->rx_buf.dmaaddr, GFP_KERNEL); if (!sport->rx_buf.buf) { dev_err(dev, "cannot alloc DMA buffer.\n"); |