diff options
| author | Raanan Avargil <raanan.avargil@intel.com> | 2015-12-22 15:35:03 +0200 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2016-02-24 14:47:12 -0800 |
| commit | c26f40daf4e32f970b8337a88b65a8d00332ae6f (patch) | |
| tree | 41c0e8b6c3ce68bb4a24a47c7979d5ab01a24b60 /drivers | |
| parent | 74f31299a41e729226d60426087592b6790f22b7 (diff) | |
e1000e: Set HW FIFO minimum pointer gap for non-gig speeds
Based on feedback from HW team, the configured value of the internal PHY
HW FIFO pointer gap was incorrect for non-gig speeds.
This patch provides the correct configuration.
Signed-off-by: Raanan Avargil <raanan.avargil@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/ich8lan.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 786d2148dd67..e7ccf5ffa835 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -1479,6 +1479,18 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) hw->phy.ops.release(hw); if (ret_val) return ret_val; + } else { + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) + return ret_val; + + ret_val = e1e_wphy_locked(hw, + PHY_REG(776, 20), + 0xC023); + hw->phy.ops.release(hw); + if (ret_val) + return ret_val; + } } } |