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net: emaclite: Add support for little-endian platforms

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Upcomming Microblaze is little endian that's why is necessary
to fix protocol and length loading.

Signed-off-by: Michal Simek <monstr@monstr.eu>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David S. Miller <davem@davemloft.net>
CC: Eric Dumazet <eric.dumazet@gmail.com>
CC: netdev@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: devicetree-discuss@lists.ozlabs.org
This commit is contained in:
Michal Simek
2010-09-10 13:22:35 +02:00
parent b4dcaee50a
commit 44180a573e
1 changed files with 4 additions and 4 deletions
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8
drivers/net/xilinx_emaclite.c
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@@ -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 */ /* Get the protocol type of the ethernet frame that arrived */
proto_type = ((in_be32(addr + XEL_HEADER_OFFSET + proto_type = ((ntohl(in_be32(addr + XEL_HEADER_OFFSET +
XEL_RXBUFF_OFFSET) >> XEL_HEADER_SHIFT) & XEL_RXBUFF_OFFSET)) >> XEL_HEADER_SHIFT) &
XEL_RPLR_LENGTH_MASK); XEL_RPLR_LENGTH_MASK);
/* Check if received ethernet frame is a raw ethernet frame /* 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_FRAME_LEN + ETH_FCS_LEN)) {
if (proto_type == ETH_P_IP) { if (proto_type == ETH_P_IP) {
length = ((in_be32(addr + length = ((ntohl(in_be32(addr +
XEL_HEADER_IP_LENGTH_OFFSET + XEL_HEADER_IP_LENGTH_OFFSET +
XEL_RXBUFF_OFFSET) >> XEL_RXBUFF_OFFSET)) >>
XEL_HEADER_SHIFT) & XEL_HEADER_SHIFT) &
XEL_RPLR_LENGTH_MASK); XEL_RPLR_LENGTH_MASK);
length += ETH_HLEN + ETH_FCS_LEN; length += ETH_HLEN + ETH_FCS_LEN;