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tty: serial: tegra: 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/20191113094618.1725-4-peter.ujfalusi@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Ujfalusi 2019-11-13 11:46:18 +02:00 committed by Greg Kroah-Hartman
parent 61b37b049e
commit 84a25d956c
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/serial-tegra.c
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@ -1122,8 +1122,7 @@ static int tegra_uart_dma_channel_allocate(struct tegra_uart_port *tup,
int ret; int ret;
struct dma_slave_config dma_sconfig; struct dma_slave_config dma_sconfig;
dma_chan = dma_request_slave_channel_reason(tup->uport.dev, dma_chan = dma_request_chan(tup->uport.dev, dma_to_memory ? "rx" : "tx");
dma_to_memory ? "rx" : "tx");
if (IS_ERR(dma_chan)) { if (IS_ERR(dma_chan)) {
ret = PTR_ERR(dma_chan); ret = PTR_ERR(dma_chan);
dev_err(tup->uport.dev, dev_err(tup->uport.dev,