[dpdk-dev] [PATCH v1 3/3] drivers/net/vmxnet3: Add ethdev functions

[Remy Horton <remy.horton@intel.com>]

Implements driver support for fetching Tx and Rx queue information, and
setting of MAC address.

Signed-off-by: Remy Horton <remy.horton@intel.com>
---
 doc/guides/rel_notes/release_2_3.rst |  5 +++
 drivers/net/vmxnet3/vmxnet3_ethdev.c | 60 ++++++++++++++++++++++++++++++++++++
 2 files changed, 65 insertions(+)

diff --git a/doc/guides/rel_notes/release_2_3.rst b/doc/guides/rel_notes/release_2_3.rst
index e6dab98..6a50e26 100644
--- a/doc/guides/rel_notes/release_2_3.rst
+++ b/doc/guides/rel_notes/release_2_3.rst
@@ -13,6 +13,11 @@ New Features
 
   Implemented Tx & Rx queue information fetching functions.
 
+* **vmxnet3: Added ethdev support functions.**
+
+  Implemented Tx & Rx queue information fetching and MAC address setting
+  functions.
+
 
 Resolved Issues
 ---------------
diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index c363bf6..f7000d6 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -91,6 +91,15 @@ static int vmxnet3_dev_vlan_filter_set(struct rte_eth_dev *dev,
 static void vmxnet3_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
 static void vmxnet3_dev_vlan_offload_set_clear(struct rte_eth_dev *dev,
 						int mask, int clear);
+static void vmxnet3_mac_addr_set(struct rte_eth_dev *dev,
+				 struct ether_addr *mac_addr);
+static void vmxnet3_rxq_info_get(struct rte_eth_dev *dev,
+				 uint16_t queue_id,
+				 struct rte_eth_rxq_info *qinfo);
+static void vmxnet3_txq_info_get(struct rte_eth_dev *dev,
+				 uint16_t queue_id,
+				 struct rte_eth_txq_info *qinfo);
+
 
 #if PROCESS_SYS_EVENTS == 1
 static void vmxnet3_process_events(struct vmxnet3_hw *);
@@ -124,6 +133,9 @@ static const struct eth_dev_ops vmxnet3_eth_dev_ops = {
 	.rx_queue_release     = vmxnet3_dev_rx_queue_release,
 	.tx_queue_setup       = vmxnet3_dev_tx_queue_setup,
 	.tx_queue_release     = vmxnet3_dev_tx_queue_release,
+	.mac_addr_set         = vmxnet3_mac_addr_set,
+	.rxq_info_get         = vmxnet3_rxq_info_get,
+	.txq_info_get         = vmxnet3_txq_info_get,
 };
 
 static const struct rte_memzone *
@@ -922,6 +934,54 @@ vmxnet3_process_events(struct vmxnet3_hw *hw)
 }
 #endif
 
+static void vmxnet3_mac_addr_set(struct rte_eth_dev *dev,
+				 struct ether_addr *mac_addr)
+{
+	struct vmxnet3_hw *hw = dev->data->dev_private;
+	uint32_t mac_hi, mac_lo;
+
+	memcpy(&mac_lo, mac_addr, 4);
+	memcpy(&mac_hi, mac_addr + 4, 2);
+	VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_MACL, mac_lo);
+	VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_MACH, mac_hi);
+
+	ether_addr_copy(mac_addr, &dev->data->mac_addrs[0]);
+}
+
+static void vmxnet3_rxq_info_get(struct rte_eth_dev *dev,
+				 uint16_t queue_id,
+				 struct rte_eth_rxq_info *qinfo)
+{
+	struct vmxnet3_rx_queue *rxq;
+
+	rxq = dev->data->rx_queues[queue_id];
+
+	qinfo->mp = rxq->mp;
+	qinfo->scattered_rx = dev->data->scattered_rx;
+	qinfo->nb_desc = dev->data->nb_rx_queues;
+
+	/* Driver does not use these values */
+	qinfo->conf.rx_free_thresh = 0;
+	qinfo->conf.rx_drop_en = 0;
+	qinfo->conf.rx_deferred_start = 0;
+}
+
+static void vmxnet3_txq_info_get(struct rte_eth_dev *dev,
+				 __rte_unused uint16_t queue_id,
+				 struct rte_eth_txq_info *qinfo)
+{
+	qinfo->nb_desc = dev->data->nb_tx_queues;
+
+	/* Driver does not use these values */
+	qinfo->conf.tx_thresh.pthresh = 0;
+	qinfo->conf.tx_thresh.hthresh = 0;
+	qinfo->conf.tx_thresh.wthresh = 0;
+	qinfo->conf.tx_free_thresh = 0;
+	qinfo->conf.tx_rs_thresh = 0;
+	qinfo->conf.txq_flags = 0;
+	qinfo->conf.tx_deferred_start = 0;
+}
+
 static struct rte_driver rte_vmxnet3_driver = {
 	.type = PMD_PDEV,
 	.init = rte_vmxnet3_pmd_init,
-- 
2.5.0