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authorJesse Brandeburg <jesse.brandeburg@intel.com>2014-03-06 13:02:27 +0400
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2014-04-22 07:35:42 +0400
commit0b3aec852b40d47315956487a902cfb513d8c482 (patch)
tree1ecaa4d8c114bea85cc0e2f98741b63638862600 /drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
parent4ba0dea5b1736978d9a19138fd976852f757580e (diff)
downloadlinux-0b3aec852b40d47315956487a902cfb513d8c482.tar.xz
i40e/i40evf: unhide and enable to one prefena field
The PREFENA field in the receive host memory cache (RX-HMC) must be visible in order to be set to 1 at driver init for best performance. Change-ID: I16b0bcd84cf56f4b6c938201ff5e954bee5a1992 Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Acked-by: Shannon Nelson <shannon.nelson@intel.com> Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
index d5d98fe2691d..5c341aeb5d53 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
@@ -747,6 +747,7 @@ static struct i40e_context_ele i40e_hmc_rxq_ce_info[] = {
{ I40E_HMC_STORE(i40e_hmc_obj_rxq, tphdata_ena), 1, 195 },
{ I40E_HMC_STORE(i40e_hmc_obj_rxq, tphhead_ena), 1, 196 },
{ I40E_HMC_STORE(i40e_hmc_obj_rxq, lrxqthresh), 3, 198 },
+ { I40E_HMC_STORE(i40e_hmc_obj_rxq, prefena), 1, 201 },
{ 0 }
};