diff options
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index e55fb9cc41c..a1f5b060536 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -3138,11 +3138,13 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) } break; case e1000_82573: - /* only enable jumbo frames if ASPM is disabled completely - * this means both bits must be zero in 0x1A bits 3:2 */ + /* Jumbo Frames not supported if: + * - this is not an 82573L device + * - ASPM is enabled in any way (0x1A bits 3:2) */ e1000_read_eeprom(&adapter->hw, EEPROM_INIT_3GIO_3, 1, &eeprom_data); - if (eeprom_data & EEPROM_WORD1A_ASPM_MASK) { + if ((adapter->hw.device_id != E1000_DEV_ID_82573L) || + (eeprom_data & EEPROM_WORD1A_ASPM_MASK)) { if (max_frame > MAXIMUM_ETHERNET_FRAME_SIZE) { DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n"); @@ -3150,6 +3152,8 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) } break; } + /* ERT will be enabled later to enable wire speed receives */ + /* fall through to get support */ case e1000_82571: case e1000_82572: |