linux-kernel - [PATCH] iio: buffer-dmaengine: Use dma_request

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Date:   Wed, 13 Nov 2019 11:24:53 +0200
From:   Peter Ujfalusi <peter.ujfalusi@...com>
To:     <jic23@...nel.org>
CC:     <vkoul@...nel.org>, <knaack.h@....de>, <lars@...afoo.de>,
        <linux-iio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <pmeerw@...erw.net>
Subject: [PATCH] iio: buffer-dmaengine: 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@...com>
---
 drivers/iio/buffer/industrialio-buffer-dmaengine.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/buffer/industrialio-buffer-dmaengine.c b/drivers/iio/buffer/industrialio-buffer-dmaengine.c
index bea4a75e92f1..b7b5a934e9b2 100644
--- a/drivers/iio/buffer/industrialio-buffer-dmaengine.c
+++ b/drivers/iio/buffer/industrialio-buffer-dmaengine.c
@@ -150,7 +150,7 @@ struct iio_buffer *iio_dmaengine_buffer_alloc(struct device *dev,
 	if (!dmaengine_buffer)
 		return ERR_PTR(-ENOMEM);
 
-	chan = dma_request_slave_channel_reason(dev, channel);
+	chan = dma_request_chan(dev, channel);
 	if (IS_ERR(chan)) {
 		ret = PTR_ERR(chan);
 		goto err_free;
-- 
Peter

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