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ixgbe: Don't return error in flow control configuration if FC is off 

When flow control is disabled, an invalid low/high watermark configuration
should not matter.

Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
PJ Waskiewicz 2009-04-09 22:27:39 +00:00 committed by David S. Miller
parent e80e887a95
commit d3e9c56caf
2 changed files with 10 additions and 6 deletions
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2
drivers/net/ixgbe/ixgbe_82598.c
View File

@ -381,10 +381,12 @@ static s32 ixgbe_setup_fc_82598(struct ixgbe_hw *hw, s32 packetbuf_num)
* because it causes the controller to just blast out fc packets.
*/
if (!hw->fc.low_water || !hw->fc.high_water || !hw->fc.pause_time) {
if (hw->fc.requested_mode != ixgbe_fc_none) {
hw_dbg(hw, "Invalid water mark configuration\n");
ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS;
goto out;
}
}
/*
* Validate the requested mode. Strict IEEE mode does not allow

2
drivers/net/ixgbe/ixgbe_common.c
View File

@ -1907,10 +1907,12 @@ s32 ixgbe_setup_fc_generic(struct ixgbe_hw *hw, s32 packetbuf_num)
* because it causes the controller to just blast out fc packets.
*/
if (!hw->fc.low_water || !hw->fc.high_water || !hw->fc.pause_time) {
if (hw->fc.requested_mode != ixgbe_fc_none) {
hw_dbg(hw, "Invalid water mark configuration\n");
ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS;
goto out;
}
}
/*
* Validate the requested mode. Strict IEEE mode does not allow