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-rw-r--r--drivers/tty/serial/8250/8250_dma.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_dma.c b/drivers/tty/serial/8250/8250_dma.c
index 66430614510a..fdb6139e8c17 100644
--- a/drivers/tty/serial/8250/8250_dma.c
+++ b/drivers/tty/serial/8250/8250_dma.c
@@ -156,14 +156,18 @@ int serial8250_request_dma(struct uart_8250_port *p)
dma_cap_set(DMA_SLAVE, mask);
/* Get a channel for RX */
- dma->rxchan = dma_request_channel(mask, dma->fn, dma->rx_param);
+ dma->rxchan = dma_request_slave_channel_compat(mask,
+ dma->fn, dma->rx_param,
+ p->port.dev, "rx");
if (!dma->rxchan)
return -ENODEV;
dmaengine_slave_config(dma->rxchan, &dma->rxconf);
/* Get a channel for TX */
- dma->txchan = dma_request_channel(mask, dma->fn, dma->tx_param);
+ dma->txchan = dma_request_slave_channel_compat(mask,
+ dma->fn, dma->tx_param,
+ p->port.dev, "tx");
if (!dma->txchan) {
dma_release_channel(dma->rxchan);
return -ENODEV;