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net: systemport: Set correct DMA mask

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SYSTEMPORT is capabable of doing up to 40-bit of physical addresses, set
an appropriate DMA mask to permit that.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2019-12-17 16:29:50 -08:00 committed by David S. Miller
parent 5f04a6d8df
commit d63b542c62
1 changed files with 8 additions and 0 deletions
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8
drivers/net/ethernet/broadcom/bcmsysport.c
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@ -2427,6 +2427,14 @@ static int bcm_sysport_probe(struct platform_device *pdev)
if (!of_id || !of_id->data)
return -EINVAL;
ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40));
if (ret)
ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (ret) {
dev_err(&pdev->dev, "unable to set DMA mask: %d\n", ret);
return ret;
}
/* Fairly quickly we need to know the type of adapter we have */
params = of_id->data;