[dpdk-dev,v4,03/13] port: added port_ethdev_writer stats
Commit Message
From: Maciej Gajdzica <maciejx.t.gajdzica@intel.com>
Added statistics for ethdev writer port.
Signed-off-by: Maciej Gajdzica <maciejx.t.gajdzica@intel.com>
---
lib/librte_port/rte_port_ethdev.c | 37 +++++++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
@@ -134,7 +134,23 @@ static int rte_port_ethdev_reader_stats_read(void *port,
/*
* Port ETHDEV Writer
*/
+#ifdef RTE_PORT_STATS_COLLECT
+
+#define RTE_PORT_ETHDEV_WRITER_STATS_PKTS_IN_ADD(port, val) \
+ port->stats.n_pkts_in += val
+#define RTE_PORT_ETHDEV_WRITER_STATS_PKTS_DROP_ADD(port, val) \
+ port->stats.n_pkts_drop += val
+
+#else
+
+#define RTE_PORT_ETHDEV_WRITER_STATS_PKTS_IN_ADD(port, val)
+#define RTE_PORT_ETHDEV_WRITER_STATS_PKTS_DROP_ADD(port, val)
+
+#endif
+
struct rte_port_ethdev_writer {
+ struct rte_port_out_stats stats;
+
struct rte_mbuf *tx_buf[2 * RTE_PORT_IN_BURST_SIZE_MAX];
uint32_t tx_burst_sz;
uint16_t tx_buf_count;
@@ -185,6 +201,7 @@ send_burst(struct rte_port_ethdev_writer *p)
nb_tx = rte_eth_tx_burst(p->port_id, p->queue_id,
p->tx_buf, p->tx_buf_count);
+ RTE_PORT_ETHDEV_WRITER_STATS_PKTS_DROP_ADD(p, p->tx_buf_count - nb_tx);
for ( ; nb_tx < p->tx_buf_count; nb_tx++)
rte_pktmbuf_free(p->tx_buf[nb_tx]);
@@ -198,6 +215,7 @@ rte_port_ethdev_writer_tx(void *port, struct rte_mbuf *pkt)
(struct rte_port_ethdev_writer *) port;
p->tx_buf[p->tx_buf_count++] = pkt;
+ RTE_PORT_ETHDEV_WRITER_STATS_PKTS_IN_ADD(p, 1);
if (p->tx_buf_count >= p->tx_burst_sz)
send_burst(p);
@@ -223,9 +241,11 @@ rte_port_ethdev_writer_tx_bulk(void *port,
if (tx_buf_count)
send_burst(p);
+ RTE_PORT_ETHDEV_WRITER_STATS_PKTS_IN_ADD(p, n_pkts);
n_pkts_ok = rte_eth_tx_burst(p->port_id, p->queue_id, pkts,
n_pkts);
+ RTE_PORT_ETHDEV_WRITER_STATS_PKTS_DROP_ADD(p, n_pkts - n_pkts_ok);
for ( ; n_pkts_ok < n_pkts; n_pkts_ok++) {
struct rte_mbuf *pkt = pkts[n_pkts_ok];
@@ -238,6 +258,7 @@ rte_port_ethdev_writer_tx_bulk(void *port,
struct rte_mbuf *pkt = pkts[pkt_index];
p->tx_buf[tx_buf_count++] = pkt;
+ RTE_PORT_ETHDEV_WRITER_STATS_PKTS_IN_ADD(p, 1);
pkts_mask &= ~pkt_mask;
}
@@ -275,6 +296,21 @@ rte_port_ethdev_writer_free(void *port)
return 0;
}
+static int rte_port_ethdev_writer_stats_read(void *port,
+ struct rte_port_out_stats *stats, int clear)
+{
+ struct rte_port_ethdev_writer *p =
+ (struct rte_port_ethdev_writer *) port;
+
+ if (stats != NULL)
+ memcpy(stats, &p->stats, sizeof(p->stats));
+
+ if (clear)
+ memset(&p->stats, 0, sizeof(p->stats));
+
+ return 0;
+}
+
/*
* Port ETHDEV Writer Nodrop
*/
@@ -465,6 +501,7 @@ struct rte_port_out_ops rte_port_ethdev_writer_ops = {
.f_tx = rte_port_ethdev_writer_tx,
.f_tx_bulk = rte_port_ethdev_writer_tx_bulk,
.f_flush = rte_port_ethdev_writer_flush,
+ .f_stats = rte_port_ethdev_writer_stats_read,
};
struct rte_port_out_ops rte_port_ethdev_writer_nodrop_ops = {