ixgbe: move setting rx_pb_size into get_invariants

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
index 15506f0..650d7af 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c
@@ -104,6 +104,7 @@
 	mac->mcft_size = IXGBE_82598_MC_TBL_SIZE;
 	mac->vft_size = IXGBE_82598_VFT_TBL_SIZE;
 	mac->num_rar_entries = IXGBE_82598_RAR_ENTRIES;
+	mac->rx_pb_size = IXGBE_82598_RX_PB_SIZE;
 	mac->max_rx_queues = IXGBE_82598_MAX_RX_QUEUES;
 	mac->max_tx_queues = IXGBE_82598_MAX_TX_QUEUES;
 	mac->max_msix_vectors = ixgbe_get_pcie_msix_count_generic(hw);
@@ -205,8 +206,6 @@
 		IXGBE_WRITE_REG(hw, IXGBE_DCA_RXCTRL(i), regval);
 	}
 
-	hw->mac.rx_pb_size = IXGBE_82598_RX_PB_SIZE;
-
 	/* set the completion timeout for interface */
 	if (ret_val == 0)
 		ixgbe_set_pcie_completion_timeout(hw);