iio: buffer-dmaengine: Use dma_request_chan() directly for channel request
dma_request_slave_channel_reason() is: dma_request_chan(dev, name) Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Reviewed-by: Vinod Koul <vkoul@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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@ -150,7 +150,7 @@ struct iio_buffer *iio_dmaengine_buffer_alloc(struct device *dev,
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if (!dmaengine_buffer)
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return ERR_PTR(-ENOMEM);
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chan = dma_request_slave_channel_reason(dev, channel);
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chan = dma_request_chan(dev, channel);
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if (IS_ERR(chan)) {
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ret = PTR_ERR(chan);
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goto err_free;
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