[dpdk-dev] [PATCH v4 06/15] net/avf: support stats

[Wenzhuo Lu <wenzhuo.lu@intel.com>]

From: Jingjing Wu <jingjing.wu@intel.com>

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
---
 doc/guides/nics/features/avf.ini |  1 +
 drivers/net/avf/avf.h            |  2 ++
 drivers/net/avf/avf_ethdev.c     | 27 +++++++++++++++++++++++++++
 drivers/net/avf/avf_vchnl.c      | 27 +++++++++++++++++++++++++++
 4 files changed, 57 insertions(+)

diff --git a/doc/guides/nics/features/avf.ini b/doc/guides/nics/features/avf.ini
index 77e4f53..af84599 100644
--- a/doc/guides/nics/features/avf.ini
+++ b/doc/guides/nics/features/avf.ini
@@ -17,6 +17,7 @@ VLAN offload         = Y
 L3 checksum offload  = Y
 L4 checksum offload  = Y
 Packet type parsing  = Y
+Basic stats          = Y
 Multiprocess aware   = Y
 BSD nic_uio          = Y
 Linux UIO            = Y
diff --git a/drivers/net/avf/avf.h b/drivers/net/avf/avf.h
index c97b2ee..680b117 100644
--- a/drivers/net/avf/avf.h
+++ b/drivers/net/avf/avf.h
@@ -204,4 +204,6 @@ int avf_switch_queue(struct avf_adapter *adapter, uint16_t qid,
 void avf_add_del_all_mac_addr(struct avf_adapter *adapter, bool add);
 int avf_dev_link_update(struct rte_eth_dev *dev,
 			__rte_unused int wait_to_complete);
+int avf_query_stats(struct avf_adapter *adapter,
+		    struct virtchnl_eth_stats **pstats);
 #endif /* _AVF_ETHDEV_H_ */
diff --git a/drivers/net/avf/avf_ethdev.c b/drivers/net/avf/avf_ethdev.c
index 7f7ddf9..bf6251b 100644
--- a/drivers/net/avf/avf_ethdev.c
+++ b/drivers/net/avf/avf_ethdev.c
@@ -40,6 +40,8 @@
 static void avf_dev_info_get(struct rte_eth_dev *dev,
 			     struct rte_eth_dev_info *dev_info);
 static const uint32_t *avf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
+static int avf_dev_stats_get(struct rte_eth_dev *dev,
+			     struct rte_eth_stats *stats);
 
 int avf_logtype_init;
 int avf_logtype_driver;
@@ -56,6 +58,7 @@ static void avf_dev_info_get(struct rte_eth_dev *dev,
 	.dev_infos_get              = avf_dev_info_get,
 	.dev_supported_ptypes_get   = avf_dev_supported_ptypes_get,
 	.link_update                = avf_dev_link_update,
+	.stats_get                  = avf_dev_stats_get,
 	.rx_queue_start             = avf_dev_rx_queue_start,
 	.rx_queue_stop              = avf_dev_rx_queue_stop,
 	.tx_queue_start             = avf_dev_tx_queue_start,
@@ -478,6 +481,30 @@ static void avf_dev_info_get(struct rte_eth_dev *dev,
 }
 
 static int
+avf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
+{
+	struct avf_adapter *adapter =
+		AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+	struct virtchnl_eth_stats *pstats = NULL;
+	int ret;
+
+	ret = avf_query_stats(adapter, &pstats);
+	if (ret == 0) {
+		stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
+						pstats->rx_broadcast;
+		stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
+						pstats->tx_unicast;
+		stats->imissed = pstats->rx_discards;
+		stats->oerrors = pstats->tx_errors + pstats->tx_discards;
+		stats->ibytes = pstats->rx_bytes;
+		stats->obytes = pstats->tx_bytes;
+	} else {
+		PMD_DRV_LOG(ERR, "Get statistics failed");
+	}
+	return -EIO;
+}
+
+static int
 avf_check_vf_reset_done(struct avf_hw *hw)
 {
 	int i, reset;
diff --git a/drivers/net/avf/avf_vchnl.c b/drivers/net/avf/avf_vchnl.c
index f5da601..e26527f 100644
--- a/drivers/net/avf/avf_vchnl.c
+++ b/drivers/net/avf/avf_vchnl.c
@@ -693,3 +693,30 @@
 		begin = next_begin;
 	} while (begin < AVF_NUM_MACADDR_MAX);
 }
+
+int
+avf_query_stats(struct avf_adapter *adapter,
+		struct virtchnl_eth_stats **pstats)
+{
+	struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
+	struct virtchnl_queue_select q_stats;
+	struct avf_cmd_info args;
+	int err;
+
+	memset(&q_stats, 0, sizeof(q_stats));
+	q_stats.vsi_id = vf->vsi_res->vsi_id;
+	args.ops = VIRTCHNL_OP_GET_STATS;
+	args.in_args = (uint8_t *)&q_stats;
+	args.in_args_size = sizeof(q_stats);
+	args.out_buffer = vf->aq_resp;
+	args.out_size = AVF_AQ_BUF_SZ;
+
+	err = avf_execute_vf_cmd(adapter, &args);
+	if (err) {
+		PMD_DRV_LOG(ERR, "fail to execute command OP_GET_STATS");
+		*pstats = NULL;
+		return err;
+	}
+	*pstats = (struct virtchnl_eth_stats *)args.out_buffer;
+	return 0;
+}
-- 
1.9.3