spi: atmel: Use dma_request_chan() instead dma_request_slave_channel()
authorPeter Ujfalusi <peter.ujfalusi@ti.com>
Thu, 12 Dec 2019 13:55:42 +0000 (15:55 +0200)
committerMark Brown <broonie@kernel.org>
Mon, 16 Dec 2019 11:56:07 +0000 (11:56 +0000)
commitd947c9d26c2381cc10067e76e71bf9ddb0fedb8b
tree5dd6ebead6ec3262af61fbd8603663f203b33348
parent851c902fd2d09b2ed85181e74b43477b7a3882be
spi: atmel: Use dma_request_chan() instead dma_request_slave_channel()

dma_request_slave_channel() is a wrapper on top of dma_request_chan()
eating up the error code.

By using dma_request_chan() directly the driver can support deferred
probing against DMA.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Link: https://lore.kernel.org/r/20191212135550.4634-2-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-atmel.c