netdev - [PATCH net-next-2.6 4/4] jme: Adding {64,40}bits DMA mask back

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Message-Id: <20090228035945.M80658@cooldavid.org>
Date:	Sat, 28 Feb 2009 11:59:44 +0800
From:	"Guo-Fu Tseng" <cooldavid@...ldavid.org>
To:	Jeff Garzik <jgarzik@...ox.com>, David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, Ethan <ethanhsiao@...cron.com>
Subject: [PATCH net-next-2.6 4/4] jme: Adding {64,40}bits DMA mask back

All JMC250 chips have no problem with higher bits support.
Adding it back.

Found-by: Ethan Hsiao <ethanhsiao@...cron.com>
Signed-off-by: Guo-Fu Tseng <cooldavid@...ldavid.org>

diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index 47dd47f..4da81a3 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -2589,6 +2589,16 @@ static const struct ethtool_ops jme_ethtool_ops = {
 static int
 jme_pci_dma64(struct pci_dev *pdev)
 {
+	if (pdev->device == PCI_DEVICE_ID_JMICRON_JMC250 &&
+	    !pci_set_dma_mask(pdev, DMA_64BIT_MASK))
+		if (!pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))
+			return 1;
+
+	if (pdev->device == PCI_DEVICE_ID_JMICRON_JMC250 &&
+	    !pci_set_dma_mask(pdev, DMA_40BIT_MASK))
+		if (!pci_set_consistent_dma_mask(pdev, DMA_40BIT_MASK))
+			return 1;
+
 	if (!pci_set_dma_mask(pdev, DMA_32BIT_MASK))
 		if (!pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
 			return 0;

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