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authorJacob Keller <jacob.e.keller@intel.com>2017-07-14 09:10:09 -0400
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2017-08-27 16:07:13 -0700
commit9254c0e34e4253c41fdcd4670b754506ce20d3eb (patch)
treeb996aeaf90a4fcec34362993a33c936abcbdac7a /drivers/net/ethernet/intel/i40e/i40e_txrx.c
parentba4460d45a6ec04e29e55e6c97edc0e842c18999 (diff)
i40e: move enabling icr0 into i40e_update_enable_itr
If we don't have MSI-X enabled, we handle interrupts on all icr0. This is a special case, so let's move the conditional into i40e_update_enable_itr() in order to make i40e_napi_poll easier to read about. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_txrx.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 8a969d8f0790..5c1edcce9459 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2243,6 +2243,12 @@ static inline void i40e_update_enable_itr(struct i40e_vsi *vsi,
int idx = q_vector->v_idx;
int rx_itr_setting, tx_itr_setting;
+ /* If we don't have MSIX, then we only need to re-enable icr0 */
+ if (!(vsi->back->flags & I40E_FLAG_MSIX_ENABLED)) {
+ i40e_irq_dynamic_enable_icr0(vsi->back, false);
+ return;
+ }
+
vector = (q_vector->v_idx + vsi->base_vector);
/* avoid dynamic calculation if in countdown mode OR if
@@ -2396,8 +2402,6 @@ tx_only:
*/
if (!clean_complete)
i40e_force_wb(vsi, q_vector);
- else if (!(vsi->back->flags & I40E_FLAG_MSIX_ENABLED))
- i40e_irq_dynamic_enable_icr0(vsi->back, false);
else
i40e_update_enable_itr(vsi, q_vector);