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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>,
Hemant Agrawal <hemant.agrawal@nxp.com>
Date: Wed, 23 Sep 2020 22:34:31 -0700
Message-Id: <20200924053433.12648-6-stephen@networkplumber.org>
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<20200924053433.12648-1-stephen@networkplumber.org>
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Subject: [dpdk-dev] [PATCH v6 5/7] app/proc-info: dump rx and tx descriptor
info
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Many drivers will report per queue info
as well as how many descriptors are in use.
Also display per-queue offload flags.
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
---
app/proc-info/main.c | 93 +++++++++++++++++++++++++++++++++++---------
1 file changed, 74 insertions(+), 19 deletions(-)
diff --git a/app/proc-info/main.c b/app/proc-info/main.c
index ab754daefa50..c36f9f4d7471 100644
--- a/app/proc-info/main.c
+++ b/app/proc-info/main.c
@@ -654,6 +654,18 @@ metrics_display(int port_id)
rte_free(names);
}
+static void
+show_offloads(uint64_t offloads,
+ const char *(show_offload)(uint64_t))
+{
+ printf(" offloads :");
+ while (offloads != 0) {
+ uint64_t offload_flag = 1ULL << __builtin_ctzll(offloads);
+ printf(" %s", show_offload(offload_flag));
+ offloads &= ~offload_flag;
+ }
+}
+
static void
show_port(void)
{
@@ -667,7 +679,6 @@ show_port(void)
uint16_t mtu = 0;
struct rte_eth_link link;
struct rte_eth_dev_info dev_info;
- struct rte_eth_rxq_info queue_info;
struct rte_eth_rss_conf rss_conf;
char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
struct rte_eth_fc_conf fc_conf;
@@ -718,6 +729,7 @@ show_port(void)
ret = rte_eth_macaddr_get(i, &mac);
if (ret == 0) {
char ebuf[RTE_ETHER_ADDR_FMT_SIZE];
+
rte_ether_format_addr(ebuf, sizeof(ebuf), &mac);
printf("\t -- mac %s\n", ebuf);
}
@@ -736,26 +748,69 @@ show_port(void)
if (ret == 0)
printf("\t -- mtu (%d)\n", mtu);
- printf(" - queue\n");
for (j = 0; j < dev_info.nb_rx_queues; j++) {
+ struct rte_eth_rxq_info queue_info;
+ int count;
+
ret = rte_eth_rx_queue_info_get(i, j, &queue_info);
- if (ret == 0) {
- printf("\t -- queue %u rx scatter %u"
- " descriptors %u"
- " offloads %#" PRIx64
- " mempool name %s socket %d",
- j,
- queue_info.scattered_rx,
- queue_info.nb_desc,
- queue_info.conf.offloads,
- queue_info.mp->name,
- queue_info.mp->socket_id);
-
- if (queue_info.rx_buf_size != 0)
- printf(" rx buffer size %u",
- queue_info.rx_buf_size);
- printf("\n");
- }
+ if (ret != 0)
+ break;
+
+ if (j == 0)
+ printf(" - rx queue\n");
+
+ printf("\t -- %d descriptors ", j);
+ count = rte_eth_rx_queue_count(i, j);
+ if (count >= 0)
+ printf("%d/", count);
+ printf("%u", queue_info.nb_desc);
+
+ if (queue_info.scattered_rx)
+ printf(" scattered");
+
+ if (queue_info.conf.rx_drop_en)
+ printf(" drop_en");
+
+ if (queue_info.conf.rx_deferred_start)
+ printf(" deferred_start");
+
+ if (queue_info.rx_buf_size != 0)
+ printf(" rx buffer size %u",
+ queue_info.rx_buf_size);
+
+ printf(" mempool %s socket %d",
+ queue_info.mp->name,
+ queue_info.mp->socket_id);
+
+ if (queue_info.conf.offloads != 0)
+ show_offloads(queue_info.conf.offloads, rte_eth_dev_rx_offload_name);
+
+ printf("\n");
+ }
+
+ for (j = 0; j < dev_info.nb_tx_queues; j++) {
+ struct rte_eth_txq_info queue_info;
+
+ ret = rte_eth_tx_queue_info_get(i, j, &queue_info);
+ if (ret != 0)
+ break;
+
+ if (j == 0)
+ printf(" - tx queue\n");
+
+ printf("\t -- %d descriptors %d",
+ j, queue_info.nb_desc);
+
+ printf(" thresh %u/%u",
+ queue_info.conf.tx_rs_thresh,
+ queue_info.conf.tx_free_thresh);
+
+ if (queue_info.conf.tx_deferred_start)
+ printf(" deferred_start");
+
+ if (queue_info.conf.offloads != 0)
+ show_offloads(queue_info.conf.offloads, rte_eth_dev_tx_offload_name);
+ printf("\n");
}
ret = rte_eth_dev_rss_hash_conf_get(i, &rss_conf);
--
2.27.0