diff options
| author | Auke Kok <auke\-jan.h.kok@intel.com> | 2006-11-01 08:47:39 -0800 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-12-02 00:11:59 -0500 |
| commit | 21c4d5e07859a6fc0f62be37da15b161e142c8d1 (patch) | |
| tree | bf4c3810c1c7a458f4c912c7b6da42bf843616c8 /drivers/net/e1000 | |
| parent | 87ca4e5b8d729fc157a0a599d78ccab245fc0602 (diff) | |
e1000: Enble early receive (ERT) on 82573
Enable early receives on 82573 for jumbo frame performance. Jumbo's
are only supported on 82573L with ASPM disabled.
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Diffstat (limited to 'drivers/net/e1000')
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 38ee39e570ea..93b97c6b8a63 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -1934,6 +1934,12 @@ e1000_configure_rx(struct e1000_adapter *adapter) E1000_WRITE_REG(hw, RXCSUM, rxcsum); } + /* enable early receives on 82573, only takes effect if using > 2048 + * byte total frame size. for example only for jumbo frames */ +#define E1000_ERT_2048 0x100 + if (hw->mac_type == e1000_82573) + E1000_WRITE_REG(hw, ERT, E1000_ERT_2048); + /* Enable Receives */ E1000_WRITE_REG(hw, RCTL, rctl); } |