netdev - [PATCH net-next 3/4] ibmvnic: Implement .get

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Date:   Wed, 2 Aug 2017 16:46:30 -0500
From:   John Allen <jallen@...ux.vnet.ibm.com>
To:     netdev@...r.kernel.org
Cc:     Thomas Falcon <tlfalcon@...ux.vnet.ibm.com>,
        Nathan Fontenot <nfont@...ux.vnet.ibm.com>
Subject: [PATCH net-next 3/4] ibmvnic: Implement .get_ringparam

Implement .get_ringparam (ethtool -g) functionality

Signed-off-by: John Allen <jallen@...ux.vnet.ibm.com>
---
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 285ea23bac6a..1cc5db94e40f 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1729,12 +1729,14 @@ static u32 ibmvnic_get_link(struct net_device *netdev)
 static void ibmvnic_get_ringparam(struct net_device *netdev,
 				  struct ethtool_ringparam *ring)
 {
-	ring->rx_max_pending = 0;
-	ring->tx_max_pending = 0;
+	struct ibmvnic_adapter *adapter = netdev_priv(netdev);
+
+	ring->rx_max_pending = adapter->max_rx_add_entries_per_subcrq;
+	ring->tx_max_pending = adapter->max_tx_entries_per_subcrq;
 	ring->rx_mini_max_pending = 0;
 	ring->rx_jumbo_max_pending = 0;
-	ring->rx_pending = 0;
-	ring->tx_pending = 0;
+	ring->rx_pending = adapter->req_rx_add_entries_per_subcrq;
+	ring->tx_pending = adapter->req_tx_entries_per_subcrq;
 	ring->rx_mini_pending = 0;
 	ring->rx_jumbo_pending = 0;
 }