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spi: ingenic: convert not to use dma_request_slave_channel()

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dma_request_slave_channel() is deprecated. dma_request_chan() should
be used directly instead.

Switch to the preferred function and update the error handling accordingly.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/1c88236b5d6bff0af902492ea9e066c8cb0dfef5.1700391566.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Christophe JAILLET 2023-11-19 11:59:50 +01:00 committed by Mark Brown
parent 18a813a1f9
commit d3bb2cb0f1
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GPG Key ID: 24D68B725D5487D0
1 changed files with 9 additions and 6 deletions
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15
drivers/spi/spi-ingenic.c
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@ -346,14 +346,17 @@ static bool spi_ingenic_can_dma(struct spi_controller *ctlr,
static int spi_ingenic_request_dma(struct spi_controller *ctlr,
struct device *dev)
{
ctlr->dma_tx = dma_request_slave_channel(dev, "tx");
if (!ctlr->dma_tx)
return -ENODEV;
struct dma_chan *chan;
ctlr->dma_rx = dma_request_slave_channel(dev, "rx");
chan = dma_request_chan(dev, "tx");
if (IS_ERR(chan))
return PTR_ERR(chan);
ctlr->dma_tx = chan;
if (!ctlr->dma_rx)
return -ENODEV;
chan = dma_request_chan(dev, "rx");
if (IS_ERR(chan))
return PTR_ERR(chan);
ctlr->dma_rx = chan;
ctlr->can_dma = spi_ingenic_can_dma;