diff options
| author | Rob Herring <rob.herring@calxeda.com> | 2013-08-07 17:52:35 +0200 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2013-08-09 18:08:32 +0200 |
| commit | 404eafe137f858b21e2b57e3f980057ec8919fea (patch) | |
| tree | ec52c383ed083db9aaa25adf624df051c30ab5e5 /drivers/ata | |
| parent | ata: pata_samsung_cf: add missing __iomem annotation (diff) | |
| download | linux-404eafe137f858b21e2b57e3f980057ec8919fea.tar.xz linux-404eafe137f858b21e2b57e3f980057ec8919fea.zip | |
sata highbank: enable 64-bit DMA mask when using LPAE
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>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/sata_highbank.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c index d047d92a456f..5eb93de75e43 100644 --- a/drivers/ata/sata_highbank.c +++ b/drivers/ata/sata_highbank.c @@ -479,6 +479,9 @@ static int ahci_highbank_probe(struct platform_device *pdev) if (hpriv->cap & HOST_CAP_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 * port, at other times, that of the last possible port, so * determining the maximum port number requires looking at |