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Message-ID: <af58804b4774b109fbd6022ce7cc8081990b3625.1356319097.git.wei_wang@realsil.com.cn>
Date: Mon, 24 Dec 2012 14:03:30 +0800
From: <wei_wang@...lsil.com.cn>
To: <cjb@...top.org>, <sameo@...ux.intel.com>
CC: <devel@...uxdriverproject.org>, <linux-kernel@...r.kernel.org>,
<linux-mmc@...r.kernel.org>, <gregkh@...uxfoundation.org>,
<arnd@...db.de>, <oakad@...oo.com>, <bp@...en8.de>,
Wei WANG <wei_wang@...lsil.com.cn>
Subject: [PATCH 3/7] MFD:rtsx: Declare that the DMA address limitation is 32bit explicitly
From: Wei WANG <wei_wang@...lsil.com.cn>
Signed-off-by: Wei WANG <wei_wang@...lsil.com.cn>
---
drivers/mfd/rtsx_pcr.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
index fa2c2bc..2ee6be5 100644
--- a/drivers/mfd/rtsx_pcr.c
+++ b/drivers/mfd/rtsx_pcr.c
@@ -1084,6 +1084,10 @@ static int __devinit rtsx_pci_probe(struct pci_dev *pcidev,
pci_set_master(pcidev);
synchronize_irq(pcr->irq);
+ ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32));
+ if (ret < 0)
+ goto disable_irq;
+
ret = rtsx_pci_init_chip(pcr);
if (ret < 0)
goto disable_irq;
--
1.7.9.5
--
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