From: Jesse Brandeburg <jesse.brandeb...@intel.com>

The interrupt enable function was always making the caller add
the base_vector from the VSI struct which is already passed to
the function. Just collapse the math into the helper function.

Change-ID: I54ef33aa7ceebc3231c3cc48f7b39fd0c3ff5806
Signed-off-by: Jesse Brandeburg <jesse.brandeb...@intel.com>
Tested-by: Andrew Bowers <andrewx.bow...@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirs...@intel.com>
---
 drivers/net/ethernet/intel/i40e/i40e_main.c | 10 ++++------
 drivers/net/ethernet/intel/i40e/i40e_txrx.c |  6 ++----
 2 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c 
b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 43e21bd..c9a7dfa 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -3066,7 +3066,7 @@ void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf)
 /**
  * i40e_irq_dynamic_enable - Enable default interrupt generation settings
  * @vsi: pointer to a vsi
- * @vector: enable a particular Hw Interrupt vector
+ * @vector: enable a particular Hw Interrupt vector, without base_vector
  **/
 void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector)
 {
@@ -3077,7 +3077,7 @@ void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int 
vector)
        val = I40E_PFINT_DYN_CTLN_INTENA_MASK |
              I40E_PFINT_DYN_CTLN_CLEARPBA_MASK |
              (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT);
-       wr32(hw, I40E_PFINT_DYN_CTLN(vector - 1), val);
+       wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val);
        /* skip the flush */
 }
 
@@ -3220,8 +3220,7 @@ static int i40e_vsi_enable_irq(struct i40e_vsi *vsi)
        int i;
 
        if (pf->flags & I40E_FLAG_MSIX_ENABLED) {
-               for (i = vsi->base_vector;
-                    i < (vsi->num_q_vectors + vsi->base_vector); i++)
+               for (i = 0; i < vsi->num_q_vectors; i++)
                        i40e_irq_dynamic_enable(vsi, i);
        } else {
                i40e_irq_dynamic_enable_icr0(pf);
@@ -3453,8 +3452,7 @@ static bool i40e_clean_fdir_tx_irq(struct i40e_ring 
*tx_ring, int budget)
        tx_ring->next_to_clean = i;
 
        if (vsi->back->flags & I40E_FLAG_MSIX_ENABLED) {
-               i40e_irq_dynamic_enable(vsi,
-                               tx_ring->q_vector->v_idx + vsi->base_vector);
+               i40e_irq_dynamic_enable(vsi, tx_ring->q_vector->v_idx);
        }
        return budget > 0;
 }
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c 
b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 47dba9b0..5e1a7dc 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -1783,8 +1783,7 @@ static inline void i40e_update_enable_itr(struct i40e_vsi 
*vsi,
                if (!test_bit(__I40E_DOWN, &vsi->state))
                        wr32(hw, I40E_PFINT_DYN_CTLN(vector - 1), val);
        } else {
-               i40e_irq_dynamic_enable(vsi,
-                                       q_vector->v_idx + vsi->base_vector);
+               i40e_irq_dynamic_enable(vsi, q_vector->v_idx);
        }
        if (ITR_IS_DYNAMIC(vsi->tx_itr_setting)) {
                old_itr = q_vector->tx.itr;
@@ -1806,8 +1805,7 @@ static inline void i40e_update_enable_itr(struct i40e_vsi 
*vsi,
                        wr32(hw, I40E_PFINT_DYN_CTLN(q_vector->v_idx +
                              vsi->base_vector - 1), val);
        } else {
-               i40e_irq_dynamic_enable(vsi,
-                                       q_vector->v_idx + vsi->base_vector);
+               i40e_irq_dynamic_enable(vsi, q_vector->v_idx);
        }
 }
 
-- 
2.4.3

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