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e1000: Enble early receive (ERT) on 82573

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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>
This commit is contained in:
Auke Kok 2006-11-01 08:47:39 -08:00 committed by Jeff Garzik
parent 87ca4e5b8d
commit 21c4d5e078
1 changed files with 6 additions and 0 deletions
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6
drivers/net/e1000/e1000_main.c
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@ -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);
}