1 files changed, 27 insertions, 25 deletions

diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c
index e2d8aa19d205..e6793255de0b 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c
@@ -457,14 +457,14 @@ static int __i40evf_get_coalesce(struct net_device *netdev,
 	rx_ring = &adapter->rx_rings[queue];
 	tx_ring = &adapter->tx_rings[queue];
 
-	if (ITR_IS_DYNAMIC(rx_ring->rx_itr_setting))
+	if (ITR_IS_DYNAMIC(rx_ring->itr_setting))
 		ec->use_adaptive_rx_coalesce = 1;
 
-	if (ITR_IS_DYNAMIC(tx_ring->tx_itr_setting))
+	if (ITR_IS_DYNAMIC(tx_ring->itr_setting))
 		ec->use_adaptive_tx_coalesce = 1;
 
-	ec->rx_coalesce_usecs = rx_ring->rx_itr_setting & ~I40E_ITR_DYNAMIC;
-	ec->tx_coalesce_usecs = tx_ring->tx_itr_setting & ~I40E_ITR_DYNAMIC;
+	ec->rx_coalesce_usecs = rx_ring->itr_setting & ~I40E_ITR_DYNAMIC;
+	ec->tx_coalesce_usecs = tx_ring->itr_setting & ~I40E_ITR_DYNAMIC;
 
 	return 0;
 }
@@ -502,7 +502,7 @@ static int i40evf_get_per_queue_coalesce(struct net_device *netdev,
 
 /**
  * i40evf_set_itr_per_queue - set ITR values for specific queue
- * @vsi: the VSI to set values for
+ * @adapter: the VF adapter struct to set values for
  * @ec: coalesce settings from ethtool
  * @queue: the queue to modify
  *
@@ -514,33 +514,29 @@ static void i40evf_set_itr_per_queue(struct i40evf_adapter *adapter,
 {
 	struct i40e_ring *rx_ring = &adapter->rx_rings[queue];
 	struct i40e_ring *tx_ring = &adapter->tx_rings[queue];
-	struct i40e_vsi *vsi = &adapter->vsi;
-	struct i40e_hw *hw = &adapter->hw;
 	struct i40e_q_vector *q_vector;
-	u16 vector;
 
-	rx_ring->rx_itr_setting = ec->rx_coalesce_usecs;
-	tx_ring->tx_itr_setting = ec->tx_coalesce_usecs;
+	rx_ring->itr_setting = ITR_REG_ALIGN(ec->rx_coalesce_usecs);
+	tx_ring->itr_setting = ITR_REG_ALIGN(ec->tx_coalesce_usecs);
 
-	rx_ring->rx_itr_setting |= I40E_ITR_DYNAMIC;
+	rx_ring->itr_setting |= I40E_ITR_DYNAMIC;
 	if (!ec->use_adaptive_rx_coalesce)
-		rx_ring->rx_itr_setting ^= I40E_ITR_DYNAMIC;
+		rx_ring->itr_setting ^= I40E_ITR_DYNAMIC;
 
-	tx_ring->tx_itr_setting |= I40E_ITR_DYNAMIC;
+	tx_ring->itr_setting |= I40E_ITR_DYNAMIC;
 	if (!ec->use_adaptive_tx_coalesce)
-		tx_ring->tx_itr_setting ^= I40E_ITR_DYNAMIC;
+		tx_ring->itr_setting ^= I40E_ITR_DYNAMIC;
 
 	q_vector = rx_ring->q_vector;
-	q_vector->rx.itr = ITR_TO_REG(rx_ring->rx_itr_setting);
-	vector = vsi->base_vector + q_vector->v_idx;
-	wr32(hw, I40E_VFINT_ITRN1(I40E_RX_ITR, vector - 1), q_vector->rx.itr);
+	q_vector->rx.target_itr = ITR_TO_REG(rx_ring->itr_setting);
 
 	q_vector = tx_ring->q_vector;
-	q_vector->tx.itr = ITR_TO_REG(tx_ring->tx_itr_setting);
-	vector = vsi->base_vector + q_vector->v_idx;
-	wr32(hw, I40E_VFINT_ITRN1(I40E_TX_ITR, vector - 1), q_vector->tx.itr);
+	q_vector->tx.target_itr = ITR_TO_REG(tx_ring->itr_setting);
 
-	i40e_flush(hw);
+	/* The interrupt handler itself will take care of programming
+	 * the Tx and Rx ITR values based on the values we have entered
+	 * into the q_vector, no need to write the values now.
+	 */
 }
 
 /**
@@ -565,8 +561,8 @@ static int __i40evf_set_coalesce(struct net_device *netdev,
 	if (ec->rx_coalesce_usecs == 0) {
 		if (ec->use_adaptive_rx_coalesce)
 			netif_info(adapter, drv, netdev, "rx-usecs=0, need to disable adaptive-rx for a complete disable\n");
-	} else if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
-		   (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
+	} else if ((ec->rx_coalesce_usecs < I40E_MIN_ITR) ||
+		   (ec->rx_coalesce_usecs > I40E_MAX_ITR)) {
 		netif_info(adapter, drv, netdev, "Invalid value, rx-usecs range is 0-8160\n");
 		return -EINVAL;
 	}
@@ -575,8 +571,8 @@ static int __i40evf_set_coalesce(struct net_device *netdev,
 	if (ec->tx_coalesce_usecs == 0) {
 		if (ec->use_adaptive_tx_coalesce)
 			netif_info(adapter, drv, netdev, "tx-usecs=0, need to disable adaptive-tx for a complete disable\n");
-	} else if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
-		   (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
+	} else if ((ec->tx_coalesce_usecs < I40E_MIN_ITR) ||
+		   (ec->tx_coalesce_usecs > I40E_MAX_ITR)) {
 		netif_info(adapter, drv, netdev, "Invalid value, tx-usecs range is 0-8160\n");
 		return -EINVAL;
 	}
@@ -699,6 +695,12 @@ static int i40evf_set_channels(struct net_device *netdev,
 		return -EINVAL;
 	}
 
+	if ((adapter->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_ADQ) &&
+	    adapter->num_tc) {
+		dev_info(&adapter->pdev->dev, "Cannot set channels since ADq is enabled.\n");
+		return -EINVAL;
+	}
+
 	/* All of these should have already been checked by ethtool before this
 	 * even gets to us, but just to be sure.
 	 */