diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c index e5101e91b6b5..f838a2be8cfb 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c @@ -1,7 +1,7 @@ /******************************************************************************* Intel 10 Gigabit PCI Express Linux driver - Copyright(c) 1999 - 2011 Intel Corporation. + Copyright(c) 1999 - 2012 Intel Corporation. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, @@ -751,16 +751,20 @@ static s32 ixgbe_blink_led_start_X540(struct ixgbe_hw *hw, u32 index) { u32 macc_reg; u32 ledctl_reg; + ixgbe_link_speed speed; + bool link_up; /* - * In order for the blink bit in the LED control register - * to work, link and speed must be forced in the MAC. We - * will reverse this when we stop the blinking. + * Link should be up in order for the blink bit in the LED control + * register to work. Force link and speed in the MAC if link is down. + * This will be reversed when we stop the blinking. */ - macc_reg = IXGBE_READ_REG(hw, IXGBE_MACC); - macc_reg |= IXGBE_MACC_FLU | IXGBE_MACC_FSV_10G | IXGBE_MACC_FS; - IXGBE_WRITE_REG(hw, IXGBE_MACC, macc_reg); - + hw->mac.ops.check_link(hw, &speed, &link_up, false); + if (link_up == false) { + macc_reg = IXGBE_READ_REG(hw, IXGBE_MACC); + macc_reg |= IXGBE_MACC_FLU | IXGBE_MACC_FSV_10G | IXGBE_MACC_FS; + IXGBE_WRITE_REG(hw, IXGBE_MACC, macc_reg); + } /* Set the LED to LINK_UP + BLINK. */ ledctl_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); ledctl_reg &= ~IXGBE_LED_MODE_MASK(index); |