ice: Don't call ice_cfg_itr() for SR-IOV

ice_cfg_itr() sets the ITR granularity and default ITR values for the
PF's interrupt vectors. For VF's this will be done in the AVF driver
flow. Fix this by not calling ice_cfg_itr() for SR-IOV.
Signed-off-by: NBrett Creeley <brett.creeley@intel.com>
Signed-off-by: NAnirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: NAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ice/ice_lib.c

@@ -1856,7 +1856,8 @@ void ice_vsi_cfg_msix(struct ice_vsi *vsi)
 		struct ice_q_vector *q_vector = vsi->q_vectors[i];
 		u16 reg_idx = q_vector->reg_idx;
 
-		ice_cfg_itr(hw, q_vector);
+		if (vsi->type != ICE_VSI_VF)
+			ice_cfg_itr(hw, q_vector);
 
 		wr32(hw, GLINT_RATE(reg_idx),
 		     ice_intrl_usec_to_reg(q_vector->intrl, hw->intrl_gran));