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Message-ID: <cd92be49bee917165009311d62e10a5f60a85a48.1356662293.git.wei_wang@realsil.com.cn> Date: Fri, 28 Dec 2012 10:41:28 +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 v3 3/8] MFD:rtsx: Declare that the DMA address limitation is 32bit explicitly From: Wei WANG <wei_wang@...lsil.com.cn> Realtek PCIe card reader only supports 32bit DMA 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..1dc64bb 100644 --- a/drivers/mfd/rtsx_pcr.c +++ b/drivers/mfd/rtsx_pcr.c @@ -1010,6 +1010,10 @@ static int __devinit rtsx_pci_probe(struct pci_dev *pcidev, pci_name(pcidev), (int)pcidev->vendor, (int)pcidev->device, (int)pcidev->revision); + ret = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32)); + if (ret < 0) + return ret; + ret = pci_enable_device(pcidev); if (ret) return ret; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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