Thread (4 messages) 4 messages, 3 authors, 2010-09-29

Re: [PATCH 4/7] net: emaclite: Add support for little-endian platforms

From: Grant Likely <hidden>
Date: 2010-09-29 06:11:50
Also in: linux-devicetree, lkml

On Wed, Sep 29, 2010 at 03:52:15PM +1000, Michal Simek wrote:
Upcomming Microblaze is little endian that's why is necessary
to fix protocol and length loading.

Signed-off-by: Michal Simek <monstr@monstr.eu>
CC: "David S. Miller" <davem@davemloft.net>
CC: Grant Likely <redacted>
CC: Eric Dumazet <redacted>
CC: netdev@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: devicetree-discuss@lists.ozlabs.org
This should go via davem, but it looks correct to me.

Acked-by: Grant Likely <redacted>
quoted hunk ↗ jump to hunk
---
 drivers/net/xilinx_emaclite.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c
index 71122ee..533ebb1 100644
--- a/drivers/net/xilinx_emaclite.c
+++ b/drivers/net/xilinx_emaclite.c
@@ -430,8 +430,8 @@ static u16 xemaclite_recv_data(struct net_local *drvdata, u8 *data)
 	}
 
 	/* Get the protocol type of the ethernet frame that arrived */
-	proto_type = ((in_be32(addr + XEL_HEADER_OFFSET +
-			XEL_RXBUFF_OFFSET) >> XEL_HEADER_SHIFT) &
+	proto_type = ((ntohl(in_be32(addr + XEL_HEADER_OFFSET +
+			XEL_RXBUFF_OFFSET)) >> XEL_HEADER_SHIFT) &
 			XEL_RPLR_LENGTH_MASK);
 
 	/* Check if received ethernet frame is a raw ethernet frame
@@ -439,9 +439,9 @@ static u16 xemaclite_recv_data(struct net_local *drvdata, u8 *data)
 	if (proto_type > (ETH_FRAME_LEN + ETH_FCS_LEN)) {
 
 		if (proto_type == ETH_P_IP) {
-			length = ((in_be32(addr +
+			length = ((ntohl(in_be32(addr +
 					XEL_HEADER_IP_LENGTH_OFFSET +
-					XEL_RXBUFF_OFFSET) >>
+					XEL_RXBUFF_OFFSET)) >>
 					XEL_HEADER_SHIFT) &
 					XEL_RPLR_LENGTH_MASK);
 			length += ETH_HLEN + ETH_FCS_LEN;
-- 
1.5.5.1
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