[dpdk-dev] [PATCHv5 8/8] testpmd: add new command to display RX/TX queue information
Konstantin Ananyev
konstantin.ananyev at intel.com
Thu Oct 1 21:54:53 CEST 2015
From: "Ananyev, Konstantin" <konstantin.ananyev at intel.com>
Signed-off-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
---
app/test-pmd/cmdline.c | 48 +++++++++++++++++++++++++++++++
app/test-pmd/config.c | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++
app/test-pmd/testpmd.h | 2 ++
3 files changed, 127 insertions(+)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 0f8f48f..ea2b8a8 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -5305,6 +5305,53 @@ cmdline_parse_inst_t cmd_showport = {
},
};
+/* *** SHOW QUEUE INFO *** */
+struct cmd_showqueue_result {
+ cmdline_fixed_string_t show;
+ cmdline_fixed_string_t type;
+ cmdline_fixed_string_t what;
+ uint8_t portnum;
+ uint16_t queuenum;
+};
+
+static void
+cmd_showqueue_parsed(void *parsed_result,
+ __attribute__((unused)) struct cmdline *cl,
+ __attribute__((unused)) void *data)
+{
+ struct cmd_showqueue_result *res = parsed_result;
+
+ if (!strcmp(res->type, "rxq"))
+ rx_queue_infos_display(res->portnum, res->queuenum);
+ else if (!strcmp(res->type, "txq"))
+ tx_queue_infos_display(res->portnum, res->queuenum);
+}
+
+cmdline_parse_token_string_t cmd_showqueue_show =
+ TOKEN_STRING_INITIALIZER(struct cmd_showqueue_result, show, "show");
+cmdline_parse_token_string_t cmd_showqueue_type =
+ TOKEN_STRING_INITIALIZER(struct cmd_showqueue_result, type, "rxq#txq");
+cmdline_parse_token_string_t cmd_showqueue_what =
+ TOKEN_STRING_INITIALIZER(struct cmd_showqueue_result, what, "info");
+cmdline_parse_token_num_t cmd_showqueue_portnum =
+ TOKEN_NUM_INITIALIZER(struct cmd_showqueue_result, portnum, UINT8);
+cmdline_parse_token_num_t cmd_showqueue_queuenum =
+ TOKEN_NUM_INITIALIZER(struct cmd_showqueue_result, queuenum, UINT16);
+
+cmdline_parse_inst_t cmd_showqueue = {
+ .f = cmd_showqueue_parsed,
+ .data = NULL,
+ .help_str = "show rxq|txq info <port number> <queue_number>",
+ .tokens = {
+ (void *)&cmd_showqueue_show,
+ (void *)&cmd_showqueue_type,
+ (void *)&cmd_showqueue_what,
+ (void *)&cmd_showqueue_portnum,
+ (void *)&cmd_showqueue_queuenum,
+ NULL,
+ },
+};
+
/* *** READ PORT REGISTER *** */
struct cmd_read_reg_result {
cmdline_fixed_string_t read;
@@ -8910,6 +8957,7 @@ cmdline_parse_ctx_t main_ctx[] = {
(cmdline_parse_inst_t *)&cmd_help_long,
(cmdline_parse_inst_t *)&cmd_quit,
(cmdline_parse_inst_t *)&cmd_showport,
+ (cmdline_parse_inst_t *)&cmd_showqueue,
(cmdline_parse_inst_t *)&cmd_showportall,
(cmdline_parse_inst_t *)&cmd_showcfg,
(cmdline_parse_inst_t *)&cmd_start,
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index cf2aa6e..aad2ab6 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -293,6 +293,69 @@ nic_stats_mapping_display(portid_t port_id)
}
void
+rx_queue_infos_display(portid_t port_id, uint16_t queue_id)
+{
+ struct rte_eth_rxq_info qinfo;
+ int32_t rc;
+ static const char *info_border = "*********************";
+
+ rc = rte_eth_rx_queue_info_get(port_id, queue_id, &qinfo);
+ if (rc != 0) {
+ printf("Failed to retrieve information for port: %hhu, "
+ "RX queue: %hu\nerror desc: %s(%d)\n",
+ port_id, queue_id, strerror(-rc), rc);
+ return;
+ }
+
+ printf("\n%s Infos for port %-2u, RX queue %-2u %s",
+ info_border, port_id, queue_id, info_border);
+
+ printf("\nMempool: %s", (qinfo.mp == NULL) ? "NULL" : qinfo.mp->name);
+ printf("\nRX prefetch threshold: %hhu", qinfo.conf.rx_thresh.pthresh);
+ printf("\nRX host threshold: %hhu", qinfo.conf.rx_thresh.hthresh);
+ printf("\nRX writeback threshold: %hhu", qinfo.conf.rx_thresh.wthresh);
+ printf("\nRX free threshold: %hu", qinfo.conf.rx_free_thresh);
+ printf("\nRX drop packets: %s",
+ (qinfo.conf.rx_drop_en != 0) ? "on" : "off");
+ printf("\nRX deferred start: %s",
+ (qinfo.conf.rx_deferred_start != 0) ? "on" : "off");
+ printf("\nRX scattered packets: %s",
+ (qinfo.scattered_rx != 0) ? "on" : "off");
+ printf("\nNumber of RXDs: %hu", qinfo.nb_desc);
+ printf("\n");
+}
+
+void
+tx_queue_infos_display(portid_t port_id, uint16_t queue_id)
+{
+ struct rte_eth_txq_info qinfo;
+ int32_t rc;
+ static const char *info_border = "*********************";
+
+ rc = rte_eth_tx_queue_info_get(port_id, queue_id, &qinfo);
+ if (rc != 0) {
+ printf("Failed to retrieve information for port: %hhu, "
+ "TX queue: %hu\nerror desc: %s(%d)\n",
+ port_id, queue_id, strerror(-rc), rc);
+ return;
+ }
+
+ printf("\n%s Infos for port %-2u, TX queue %-2u %s",
+ info_border, port_id, queue_id, info_border);
+
+ printf("\nTX prefetch threshold: %hhu", qinfo.conf.tx_thresh.pthresh);
+ printf("\nTX host threshold: %hhu", qinfo.conf.tx_thresh.hthresh);
+ printf("\nTX writeback threshold: %hhu", qinfo.conf.tx_thresh.wthresh);
+ printf("\nTX RS threshold: %hu", qinfo.conf.tx_rs_thresh);
+ printf("\nTX free threshold: %hu", qinfo.conf.tx_free_thresh);
+ printf("\nTX flags: %#x", qinfo.conf.txq_flags);
+ printf("\nTX deferred start: %s",
+ (qinfo.conf.tx_deferred_start != 0) ? "on" : "off");
+ printf("\nNumber of TXDs: %hu", qinfo.nb_desc);
+ printf("\n");
+}
+
+void
port_infos_display(portid_t port_id)
{
struct rte_port *port;
@@ -380,6 +443,20 @@ port_infos_display(portid_t port_id)
printf(" %s\n", (p ? p : "unknown"));
}
}
+
+ printf("Max possible RX queues: %u\n", dev_info.max_rx_queues);
+ printf("Max possible number of RXDs per queue: %hu\n",
+ dev_info.rx_desc_lim.nb_max);
+ printf("Min possible number of RXDs per queue: %hu\n",
+ dev_info.rx_desc_lim.nb_min);
+ printf("RXDs number alignment: %hu\n", dev_info.rx_desc_lim.nb_align);
+
+ printf("Max possible TX queues: %u\n", dev_info.max_tx_queues);
+ printf("Max possible number of TXDs per queue: %hu\n",
+ dev_info.tx_desc_lim.nb_max);
+ printf("Min possible number of TXDs per queue: %hu\n",
+ dev_info.tx_desc_lim.nb_min);
+ printf("TXDs number alignment: %hu\n", dev_info.tx_desc_lim.nb_align);
}
int
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index d287274..2551704 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -480,6 +480,8 @@ void nic_xstats_display(portid_t port_id);
void nic_xstats_clear(portid_t port_id);
void nic_stats_mapping_display(portid_t port_id);
void port_infos_display(portid_t port_id);
+void rx_queue_infos_display(portid_t port_idi, uint16_t queue_id);
+void tx_queue_infos_display(portid_t port_idi, uint16_t queue_id);
void fwd_lcores_config_display(void);
void fwd_config_display(void);
void rxtx_config_display(void);
--
1.8.3.1
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