Commit b7962fb4 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Greg Kroah-Hartman
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usb: musb/ux500: 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.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: default avatarBin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200115132547.364-19-b-liu@ti.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 3709ff5d

drivers/usb/musb/ux500_dma.c

+2 −2
Original line number Diff line number Diff line
@@ -310,9 +310,9 @@ static int ux500_dma_controller_start(struct ux500_dma_controller *controller) 
			dma_channel->max_len = SZ_16M;



			ux500_channel->dma_chan =

				dma_request_slave_channel(dev, chan_names[ch_num]);

				dma_request_chan(dev, chan_names[ch_num]);



			if (!ux500_channel->dma_chan)

			if (IS_ERR(ux500_channel->dma_chan))

				ux500_channel->dma_chan =

					dma_request_channel(mask,

							    data ?