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Message-Id: <1375460918-4661-2-git-send-email-mark.langsdorf@calxeda.com>
Date: Fri, 2 Aug 2013 11:28:35 -0500
From: Mark Langsdorf <mark.langsdorf@...xeda.com>
To: linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org,
tj@...nel.org, devicetree@...r.kernel.org, pawel.moll@....com,
mark.rutland@....com, swarren@...dotorg.org,
ian.campbell@...rix.com, rob.herring@...xeda.com
Cc: Mark Langsdorf <mark.langsdorf@...xeda.com>
Subject: [PATCH v2 2/5] sata highbank: enable 64-bit DMA mask when using LPAE
From: Rob Herring <rob.herring@...xeda.com>
Signed-off-by: Rob Herring <rob.herring@...xeda.com>
Signed-off-by: Mark Langsdorf <mark.langsdorf@...xeda.com>
---
Changes from v1
None.
drivers/ata/sata_highbank.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c
index e9a4f46..8b40025 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
--
1.8.1.2
--
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