diff options
| author | Shannon Nelson <shannon.nelson@intel.com> | 2014-11-11 20:04:35 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-11-20 14:56:44 -0800 |
| commit | 5d1ff1061c26f6e115784bad62767ca47d67f47f (patch) | |
| tree | f53150fcfeb70b7efe632877906c0e9a9dd0d841 /drivers/net/ethernet/intel/i40e/i40e_ethtool.c | |
| parent | c88e38cc50d582c56f64c8bf091f4fd670ad97e3 (diff) | |
| download | lwn-5d1ff1061c26f6e115784bad62767ca47d67f47f.tar.gz lwn-5d1ff1061c26f6e115784bad62767ca47d67f47f.zip | |
i40e: trigger SW INT with no ITR wait
Since we want the SW INT to go off as soon as possible, write the
extra bits that will turn off the ITR wait for the interrupt.
Change-ID: I6d5382ba60840fa32abb7dea17c839eb4b5f68f7
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index bb1698a7b3d1..b2402851a9bd 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -1400,7 +1400,10 @@ static int i40e_intr_test(struct net_device *netdev, u64 *data) netif_info(pf, hw, netdev, "interrupt test\n"); wr32(&pf->hw, I40E_PFINT_DYN_CTL0, (I40E_PFINT_DYN_CTL0_INTENA_MASK | - I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK)); + I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK | + I40E_PFINT_DYN_CTL0_ITR_INDX_MASK | + I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_MASK | + I40E_PFINT_DYN_CTL0_SW_ITR_INDX_MASK)); usleep_range(1000, 2000); *data = (swc_old == pf->sw_int_count); |