netdev - [PATCH net-2.6 2/2] jme: Remove 64 and 40 bit dma

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Date:	Wed, 3 Dec 2008 18:44:32 +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>,
	akeemting <akeem@...cron.com>
Subject: [PATCH net-2.6 2/2] jme: Remove 64 and 40 bit dma_mask

Dear Jeff, David:

Although the hardware supports the 64bit DMA address in design,
but later found that it actually not working.
This patch reduced the rang to 32bit.

Found-by: "Ethan" <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 49090ba..660bb89 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -2592,14 +2592,6 @@ static const struct ethtool_ops jme_ethtool_ops = {
 static int
 jme_pci_dma64(struct pci_dev *pdev)
 {
-	if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK))
-		if (!pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))
-			return 1;
-
-	if (!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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