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| author | Mitch Williams <mitch.a.williams@intel.com> | 2014-04-09 07:58:55 +0200 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-05-29 11:02:25 +0200 |
| commit | 50d41659fac469fc10eaad594baa8f1d8b09c5a1 (patch) | |
| tree | 0cd3d3b6ada0509585d57938f924d21896ab830c /drivers | |
| parent | i40e/i40evf: Update check for AQ aliveness (diff) | |
| download | linux-50d41659fac469fc10eaad594baa8f1d8b09c5a1.tar.xz linux-50d41659fac469fc10eaad594baa8f1d8b09c5a1.zip | |
i40e: enable descriptor prefetch for VFs
As recommended by the hardware guys, enable descriptor prefetch for
rings belonging to VFs. This matches a change already made for ring
belonging to the PF.
Change-ID: Idcc4dc7064bc9144ea81f5701ad07b7ecd11ba49
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 8564b0939dc4..7ab40ffd5a54 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -354,6 +354,7 @@ static int i40e_config_vsi_rx_queue(struct i40e_vf *vf, u16 vsi_idx, rx_ctx.tphhead_ena = 1; rx_ctx.lrxqthresh = 2; rx_ctx.crcstrip = 1; + rx_ctx.prefena = 1; /* clear the context in the HMC */ ret = i40e_clear_lan_rx_queue_context(hw, pf_queue_id); |