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sata highbank: enable 64-bit DMA mask when using LPAE

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Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Mark Langsdorf <mark.langsdorf@calxeda.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Rob Herring 2013-08-07 10:52:35 -05:00 committed by Tejun Heo
parent 3d70a363d9
commit 404eafe137
1 changed files with 3 additions and 0 deletions
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3
drivers/ata/sata_highbank.c
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@ -479,6 +479,9 @@ static int ahci_highbank_probe(struct platform_device *pdev)
if (hpriv->cap & HOST_CAP_PMP) if (hpriv->cap & HOST_CAP_PMP)
pi.flags |= ATA_FLAG_PMP; pi.flags |= ATA_FLAG_PMP;
if (hpriv->cap & HOST_CAP_64)
dma_set_coherent_mask(dev, DMA_BIT_MASK(64));
/* CAP.NP sometimes indicate the index of the last enabled /* CAP.NP sometimes indicate the index of the last enabled
* port, at other times, that of the last possible port, so * port, at other times, that of the last possible port, so
* determining the maximum port number requires looking at * determining the maximum port number requires looking at