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Subject[PATCH] i2c: busses: Use dma_set_mask_and_coherent
Date
'pci_set_dma_mask()' + 'pci_set_consistent_dma_mask()' can be replaced by
an equivalent 'dma_set_mask_and_coherent()' which is much less verbose.

Signed-off-by: Youling Tang <tangyouling@loongson.cn>
---
drivers/i2c/busses/i2c-ismt.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
index a35a27c..5f49830 100644
--- a/drivers/i2c/busses/i2c-ismt.c
+++ b/drivers/i2c/busses/i2c-ismt.c
@@ -903,16 +903,12 @@ ismt_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return -ENODEV;
}

- if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) ||
- (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) {
- if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) ||
- (pci_set_consistent_dma_mask(pdev,
- DMA_BIT_MASK(32)) != 0)) {
+ if (dma_set_mask_and_coherent(pdev, DMA_BIT_MASK(64)) != 0)
+ if (dma_set_mask_and_coherent(pdev, DMA_BIT_MASK(32)) != 0) {
dev_err(&pdev->dev, "pci_set_dma_mask fail %p\n",
pdev);
return -ENODEV;
}
- }

err = ismt_dev_init(priv);
if (err)
--
2.1.0
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