i2c: at91: Use dma_request_chan() directly for channel request (a2b0e390) · Commits · 戴 / test

dma_request_slave_channel_reason() is: #define dma_request_slave_channel_reason(dev, name) \ dma_request_chan(dev, name) Signed-off-by:

drivers/i2c/busses/i2c-at91-master.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -758,14 +758,14 @@ static int at91_twi_configure_dma(struct at91_twi_dev *dev, u32 phy_addr)
		slave_config.dst_maxburst = 1;
		slave_config.device_fc = false;

		dma->chan_tx = dma_request_slave_channel_reason(dev->dev, "tx");
		dma->chan_tx = dma_request_chan(dev->dev, "tx");
		if (IS_ERR(dma->chan_tx)) {
		ret = PTR_ERR(dma->chan_tx);
		dma->chan_tx = NULL;
		goto error;
		}

		dma->chan_rx = dma_request_slave_channel_reason(dev->dev, "rx");
		dma->chan_rx = dma_request_chan(dev->dev, "rx");
		if (IS_ERR(dma->chan_rx)) {
		ret = PTR_ERR(dma->chan_rx);
		dma->chan_rx = NULL;