From d3e9c56cafb98040c8601dcc784a773ac86da18b Mon Sep 17 00:00:00 2001 From: PJ Waskiewicz Date: Thu, 9 Apr 2009 22:27:39 +0000 Subject: [PATCH] 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 Signed-off-by: Jeff Kirsher Signed-off-by: David S. Miller --- drivers/net/ixgbe/ixgbe_82598.c | 8 +++++--- drivers/net/ixgbe/ixgbe_common.c | 8 +++++--- 2 files changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index 63aacd53aab7..1e1d8b79f9e3 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -381,9 +381,11 @@ 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) { - hw_dbg(hw, "Invalid water mark configuration\n"); - ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; - goto out; + 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; + } } /* diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c index 846c9deeaa7a..2d4af5d2d3f7 100644 --- a/drivers/net/ixgbe/ixgbe_common.c +++ b/drivers/net/ixgbe/ixgbe_common.c @@ -1907,9 +1907,11 @@ 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) { - hw_dbg(hw, "Invalid water mark configuration\n"); - ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; - goto out; + 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; + } } /*