diff options
| author | Harshitha Ramamurthy <harshitha.ramamurthy@intel.com> | 2016-12-13 00:44:16 +0100 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-02-19 05:35:36 +0100 |
| commit | ae13670824d5adadc95a881ebfaa6fa8735218f0 (patch) | |
| tree | 1d3beaa33cd2e2bcaf4b710e01513e606cd72a3b /drivers/net/ethernet/intel/i40e/i40e.h | |
| parent | i40e: properly convert le16 value to CPU format (diff) | |
| download | linux-ae13670824d5adadc95a881ebfaa6fa8735218f0.tar.xz linux-ae13670824d5adadc95a881ebfaa6fa8735218f0.zip | |
i40e: Error handling for link event
There exists an intermittent bug which causes the 'Link Detected'
field reported by the 'ethtool <iface>' command to be 'Yes' when
in fact, there is no link. This patch fixes the problem by
enabling temporary link polling when i40e_get_link_status returns
an error. This causes the driver to remember that an admin queue
command failed and polls, until the function returns with a success.
Change-Id: I64c69b008db4017b8729f3fc27b8f65c8fe2eaa0
Signed-off-by: Harshitha Ramamurthy <harshitha.ramamurthy@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e.h')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index f4c4ee3edde1..82d8040fa418 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -349,6 +349,7 @@ struct i40e_pf { #define I40E_FLAG_HAVE_CRT_RETIMER BIT_ULL(52) #define I40E_FLAG_PTP_L4_CAPABLE BIT_ULL(53) #define I40E_FLAG_WOL_MC_MAGIC_PKT_WAKE BIT_ULL(54) +#define I40E_FLAG_TEMP_LINK_POLLING BIT_ULL(55) /* tracks features that get auto disabled by errors */ u64 auto_disable_flags; |