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tty: serial: msm_serial: Use dma_request_chan() directly for channel request 

dma_request_slave_channel_reason() is:
#define dma_request_slave_channel_reason(dev, name) \
	dma_request_chan(dev, name)

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20191113094618.1725-3-peter.ujfalusi@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Ujfalusi 2019-11-13 11:46:17 +02:00 committed by Greg Kroah-Hartman
parent 84a25d956c
commit 19b6ecfca6
1 changed files with 2 additions and 2 deletions
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4
drivers/tty/serial/msm_serial.c
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@ -301,7 +301,7 @@ static void msm_request_tx_dma(struct msm_port *msm_port, resource_size_t base)
dma = &msm_port->tx_dma;
/* allocate DMA resources, if available */
dma->chan = dma_request_slave_channel_reason(dev, "tx");
dma->chan = dma_request_chan(dev, "tx");
if (IS_ERR(dma->chan))
goto no_tx;
@ -344,7 +344,7 @@ static void msm_request_rx_dma(struct msm_port *msm_port, resource_size_t base)
dma = &msm_port->rx_dma;
/* allocate DMA resources, if available */
dma->chan = dma_request_slave_channel_reason(dev, "rx");
dma->chan = dma_request_chan(dev, "rx");
if (IS_ERR(dma->chan))
goto no_rx;