diff options
Diffstat (limited to 'drivers/net/e1000e')
| -rw-r--r-- | drivers/net/e1000e/defines.h | 2 | ||||
| -rw-r--r-- | drivers/net/e1000e/ich8lan.c | 10 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h index db05ec35574..e301e26d689 100644 --- a/drivers/net/e1000e/defines.h +++ b/drivers/net/e1000e/defines.h @@ -320,6 +320,8 @@ #define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */ /* Header split receive */ +#define E1000_RFCTL_NFSW_DIS 0x00000040 +#define E1000_RFCTL_NFSR_DIS 0x00000080 #define E1000_RFCTL_ACK_DIS 0x00001000 #define E1000_RFCTL_EXTEN 0x00008000 #define E1000_RFCTL_IPV6_EX_DIS 0x00010000 diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 54d03a0ce3c..8b5e157e9c8 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -2740,6 +2740,16 @@ static void e1000_initialize_hw_bits_ich8lan(struct e1000_hw *hw) reg &= ~(1 << 31); ew32(STATUS, reg); } + + /* + * work-around descriptor data corruption issue during nfs v2 udp + * traffic, just disable the nfs filtering capability + */ + reg = er32(RFCTL); + reg |= (E1000_RFCTL_NFSW_DIS | E1000_RFCTL_NFSR_DIS); + ew32(RFCTL, reg); + + return; } /** |