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authorMitch Williams <mitch.a.williams@intel.com>2014-04-04 04:43:07 (GMT)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2014-05-21 10:12:09 (GMT)
commitca99eb997a30c445a1f01dd75012bbac744004d9 (patch)
treeb3fe64aed939f0f891bc55a09c2a123295d1641d
parentf0c53c7632e62b6184fe9db8335548bf43380cf0 (diff)
downloadlinux-ca99eb997a30c445a1f01dd75012bbac744004d9.tar.xz
i40e/i40evf: set proper default for ITR registers
Ethtool consistently reports 0 values for our ITR settings because we never actually set them. Fix this by setting the default values to the specified default values. Change-ID: I2832406a66f7140f2b1230945d6ff6cbf77467c8 Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c4
-rw-r--r--drivers/net/ethernet/intel/i40evf/i40evf_main.c6
2 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index e399f9b..e965cc5 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -6368,6 +6368,10 @@ static int i40e_sw_init(struct i40e_pf *pf)
I40E_FLAG_MSIX_ENABLED |
I40E_FLAG_RX_1BUF_ENABLED;
+ /* Set default ITR */
+ pf->rx_itr_default = I40E_ITR_DYNAMIC | I40E_ITR_RX_DEF;
+ pf->tx_itr_default = I40E_ITR_DYNAMIC | I40E_ITR_TX_DEF;
+
/* Depending on PF configurations, it is possible that the RSS
* maximum might end up larger than the available queues
*/
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
index 6455280..13989ef 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
@@ -2122,8 +2122,10 @@ static void i40evf_init_task(struct work_struct *work)
adapter->vsi.back = adapter;
adapter->vsi.base_vector = 1;
adapter->vsi.work_limit = I40E_DEFAULT_IRQ_WORK;
- adapter->vsi.rx_itr_setting = I40E_ITR_DYNAMIC;
- adapter->vsi.tx_itr_setting = I40E_ITR_DYNAMIC;
+ adapter->vsi.rx_itr_setting = (I40E_ITR_DYNAMIC |
+ ITR_REG_TO_USEC(I40E_ITR_RX_DEF));
+ adapter->vsi.tx_itr_setting = (I40E_ITR_DYNAMIC |
+ ITR_REG_TO_USEC(I40E_ITR_TX_DEF));
adapter->vsi.netdev = adapter->netdev;
if (!adapter->netdev_registered) {