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spi: at91-usart: 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>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20191113094256.1108-2-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2019-11-13 11:42:48 +02:00 committed by Mark Brown
parent 57a9460705
commit cef76e5ace
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
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4
drivers/spi/spi-at91-usart.c
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@ -132,7 +132,7 @@ static int at91_usart_spi_configure_dma(struct spi_controller *ctlr,
dma_cap_zero(mask);
dma_cap_set(DMA_SLAVE, mask);
ctlr->dma_tx = dma_request_slave_channel_reason(dev, "tx");
ctlr->dma_tx = dma_request_chan(dev, "tx");
if (IS_ERR_OR_NULL(ctlr->dma_tx)) {
if (IS_ERR(ctlr->dma_tx)) {
err = PTR_ERR(ctlr->dma_tx);
@ -145,7 +145,7 @@ static int at91_usart_spi_configure_dma(struct spi_controller *ctlr,
goto at91_usart_spi_error_clear;
}
ctlr->dma_rx = dma_request_slave_channel_reason(dev, "rx");
ctlr->dma_rx = dma_request_chan(dev, "rx");
if (IS_ERR_OR_NULL(ctlr->dma_rx)) {
if (IS_ERR(ctlr->dma_rx)) {
err = PTR_ERR(ctlr->dma_rx);