[PATCH] e1000: Fix collision distance
Fixed the collision distance for 82543 controllers and newer.
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index d2e77ee..36b04d4 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -1342,6 +1342,7 @@
uint64_t tdba;
struct e1000_hw *hw = &adapter->hw;
uint32_t tdlen, tctl, tipg, tarc;
+ uint32_t ipgr1, ipgr2;
/* Setup the HW Tx Head and Tail descriptor pointers */
@@ -1375,22 +1376,26 @@
/* Set the default values for the Tx Inter Packet Gap timer */
+ if (hw->media_type == e1000_media_type_fiber ||
+ hw->media_type == e1000_media_type_internal_serdes)
+ tipg = DEFAULT_82543_TIPG_IPGT_FIBER;
+ else
+ tipg = DEFAULT_82543_TIPG_IPGT_COPPER;
+
switch (hw->mac_type) {
case e1000_82542_rev2_0:
case e1000_82542_rev2_1:
tipg = DEFAULT_82542_TIPG_IPGT;
- tipg |= DEFAULT_82542_TIPG_IPGR1 << E1000_TIPG_IPGR1_SHIFT;
- tipg |= DEFAULT_82542_TIPG_IPGR2 << E1000_TIPG_IPGR2_SHIFT;
+ ipgr1 = DEFAULT_82542_TIPG_IPGR1;
+ ipgr2 = DEFAULT_82542_TIPG_IPGR2;
break;
default:
- if (hw->media_type == e1000_media_type_fiber ||
- hw->media_type == e1000_media_type_internal_serdes)
- tipg = DEFAULT_82543_TIPG_IPGT_FIBER;
- else
- tipg = DEFAULT_82543_TIPG_IPGT_COPPER;
- tipg |= DEFAULT_82543_TIPG_IPGR1 << E1000_TIPG_IPGR1_SHIFT;
- tipg |= DEFAULT_82543_TIPG_IPGR2 << E1000_TIPG_IPGR2_SHIFT;
+ ipgr1 = DEFAULT_82543_TIPG_IPGR1;
+ ipgr2 = DEFAULT_82543_TIPG_IPGR2;
+ break;
}
+ tipg |= ipgr1 << E1000_TIPG_IPGR1_SHIFT;
+ tipg |= ipgr2 << E1000_TIPG_IPGR2_SHIFT;
E1000_WRITE_REG(hw, TIPG, tipg);
/* Set the Tx Interrupt Delay register */
@@ -1600,7 +1605,10 @@
E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
(adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT);
- if(adapter->hw.tbi_compatibility_on == 1)
+ if (adapter->hw.mac_type > e1000_82543)
+ rctl |= E1000_RCTL_SECRC;
+
+ if (adapter->hw.tbi_compatibility_on == 1)
rctl |= E1000_RCTL_SBP;
else
rctl &= ~E1000_RCTL_SBP;