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authorAlexander Duyck <alexander.h.duyck@intel.com>2009-02-12 18:17:42 +0000
committerDavid S. Miller <davem@davemloft.net>2009-02-15 23:56:00 -0800
commit56fbbb4e619f4bf604c350e3948a291bda759101 (patch)
tree31dbf471cc72e6bd5206f4fd36bec377b487a1e2
parent1e5c3d218ac19d5a5e9b3a8f09777c2b555b2499 (diff)
igb: cleanup incorrect comment and set IP Checksum Enable
IP Checksum enable doesn't need packet split in order to function. It only requires the use of advanced descriptors which the current igb driver does. So we can enable it always without any issues. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/igb/igb_main.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 86782f9218a..c259013fe7b 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -2059,17 +2059,11 @@ static void igb_configure_rx(struct igb_adapter *adapter)
} else {
/* Enable Receive Checksum Offload for TCP and UDP */
rxcsum = rd32(E1000_RXCSUM);
- if (adapter->rx_csum) {
- rxcsum |= E1000_RXCSUM_TUOFL;
+ if (adapter->rx_csum)
+ rxcsum |= E1000_RXCSUM_TUOFL | E1000_RXCSUM_IPPCSE;
+ else
+ rxcsum &= ~(E1000_RXCSUM_TUOFL | E1000_RXCSUM_IPPCSE);
- /* Enable IPv4 payload checksum for UDP fragments
- * Must be used in conjunction with packet-split. */
- if (adapter->rx_ps_hdr_size)
- rxcsum |= E1000_RXCSUM_IPPCSE;
- } else {
- rxcsum &= ~E1000_RXCSUM_TUOFL;
- /* don't need to clear IPPCSE as it defaults to 0 */
- }
wr32(E1000_RXCSUM, rxcsum);
}