From ca99eb997a30c445a1f01dd75012bbac744004d9 Mon Sep 17 00:00:00 2001 From: Mitch Williams Date: Fri, 4 Apr 2014 04:43:07 +0000 Subject: [PATCH] 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 Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_main.c | 4 ++++ drivers/net/ethernet/intel/i40evf/i40evf_main.c | 6 ++++-- 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..e965cc54 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) { -- 2.7.4