diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/e1000/e1000.h | 3 | ||||
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h index f411bbb44f8..d304297c496 100644 --- a/drivers/net/e1000/e1000.h +++ b/drivers/net/e1000/e1000.h @@ -110,6 +110,9 @@ struct e1000_adapter; #define E1000_MIN_RXD 80 #define E1000_MAX_82544_RXD 4096 +/* this is the size past which hardware will drop packets when setting LPE=0 */ +#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 + /* Supported Rx Buffer Sizes */ #define E1000_RXBUFFER_128 128 /* Used for packet split */ #define E1000_RXBUFFER_256 256 /* Used for packet split */ diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 0074a3a506a..154acb2cde9 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -1068,7 +1068,7 @@ e1000_sw_init(struct e1000_adapter *adapter) pci_read_config_word(pdev, PCI_COMMAND, &hw->pci_cmd_word); - adapter->rx_buffer_len = MAXIMUM_ETHERNET_FRAME_SIZE; + adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE; adapter->rx_ps_bsize0 = E1000_RXBUFFER_128; hw->max_frame_size = netdev->mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE; @@ -3148,7 +3148,6 @@ e1000_change_mtu(struct net_device *netdev, int new_mtu) adapter->rx_buffer_len = E1000_RXBUFFER_16384; /* adjust allocation if LPE protects us, and we aren't using SBP */ -#define MAXIMUM_ETHERNET_VLAN_SIZE 1522 if (!adapter->hw.tbi_compatibility_on && ((max_frame == MAXIMUM_ETHERNET_FRAME_SIZE) || (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE))) |