diff options
| -rw-r--r-- | drivers/net/igb/e1000_defines.h | 2 | ||||
| -rw-r--r-- | drivers/net/igb/igb_main.c | 30 |
2 files changed, 12 insertions, 20 deletions
diff --git a/drivers/net/igb/e1000_defines.h b/drivers/net/igb/e1000_defines.h index ad2d319d0f8b..65acbbaca2d5 100644 --- a/drivers/net/igb/e1000_defines.h +++ b/drivers/net/igb/e1000_defines.h @@ -289,8 +289,8 @@ #define E1000_SCTL_DISABLE_SERDES_LOOPBACK 0x0400 /* Receive Checksum Control */ +#define E1000_RXCSUM_IPOFL 0x00000100 /* IPv4 checksum offload */ #define E1000_RXCSUM_TUOFL 0x00000200 /* TCP / UDP checksum offload */ -#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */ #define E1000_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */ /* Header split receive */ diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index ab846ec65204..4ecf4dfce9bd 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -2236,29 +2236,21 @@ static void igb_configure_rx(struct igb_adapter *adapter) mrqc |= (E1000_MRQC_RSS_FIELD_IPV6_UDP_EX | E1000_MRQC_RSS_FIELD_IPV6_TCP_EX); - wr32(E1000_MRQC, mrqc); - - /* Multiqueue and raw packet checksumming are mutually - * exclusive. Note that this not the same as TCP/IP - * checksumming, which works fine. */ - rxcsum = rd32(E1000_RXCSUM); - rxcsum |= E1000_RXCSUM_PCSD; - wr32(E1000_RXCSUM, rxcsum); - } else { + } else if (adapter->vfs_allocated_count) { /* Enable multi-queue for sr-iov */ - if (adapter->vfs_allocated_count) - wr32(E1000_MRQC, E1000_MRQC_ENABLE_VMDQ); - /* Enable Receive Checksum Offload for TCP and UDP */ - rxcsum = rd32(E1000_RXCSUM); - if (adapter->rx_csum) - rxcsum |= E1000_RXCSUM_TUOFL | E1000_RXCSUM_IPPCSE; - else - rxcsum &= ~(E1000_RXCSUM_TUOFL | E1000_RXCSUM_IPPCSE); - - wr32(E1000_RXCSUM, rxcsum); + wr32(E1000_MRQC, E1000_MRQC_ENABLE_VMDQ); } + /* Enable Receive Checksum Offload for TCP and UDP */ + rxcsum = rd32(E1000_RXCSUM); + /* Disable raw packet checksumming */ + rxcsum |= E1000_RXCSUM_PCSD; + /* Don't need to set TUOFL or IPOFL, they default to 1 */ + if (!adapter->rx_csum) + rxcsum &= ~(E1000_RXCSUM_TUOFL | E1000_RXCSUM_IPOFL); + wr32(E1000_RXCSUM, rxcsum); + /* Set the default pool for the PF's first queue */ igb_configure_vt_default_pool(adapter); |