[dpdk-dev] [PATCH 29/39] eventdev: add routines to display the eventmode conf

[Anoob Joseph]

Adding routines to display the eventmode configuration. This gives an
overview of the devices used with the configuration.

Signed-off-by: Anoob Joseph <anoobj at marvell.com>
Signed-off-by: Lukasz Bartosik <lbartosik at marvell.com>
---
 lib/librte_eventdev/Makefile                      |   1 +
 lib/librte_eventdev/meson.build                   |   1 +
 lib/librte_eventdev/rte_eventdev_version.map      |   1 +
 lib/librte_eventdev/rte_eventmode_helper.c        |   3 +
 lib/librte_eventdev/rte_eventmode_helper.h        |  11 ++
 lib/librte_eventdev/rte_eventmode_helper_prints.c | 161 ++++++++++++++++++++++
 6 files changed, 178 insertions(+)
 create mode 100644 lib/librte_eventdev/rte_eventmode_helper_prints.c

diff --git a/lib/librte_eventdev/Makefile b/lib/librte_eventdev/Makefile
index de2b322..103d1e9 100644
--- a/lib/librte_eventdev/Makefile
+++ b/lib/librte_eventdev/Makefile
@@ -24,6 +24,7 @@ LDLIBS += -lrte_mbuf -lrte_cryptodev -lpthread
 # library source files
 SRCS-y += rte_eventdev.c
 SRCS-y += rte_eventmode_helper.c
+SRCS-y += rte_eventmode_helper_prints.c
 SRCS-y += rte_event_ring.c
 SRCS-y += rte_event_eth_rx_adapter.c
 SRCS-y += rte_event_timer_adapter.c
diff --git a/lib/librte_eventdev/meson.build b/lib/librte_eventdev/meson.build
index 73cd89e..ce7a483 100644
--- a/lib/librte_eventdev/meson.build
+++ b/lib/librte_eventdev/meson.build
@@ -12,6 +12,7 @@ endif
 
 sources = files('rte_eventdev.c',
 		'rte_eventmode_helper.c',
+		'rte_eventmode_helper_prints.c',
 		'rte_event_ring.c',
 		'rte_event_eth_rx_adapter.c',
 		'rte_event_timer_adapter.c',
diff --git a/lib/librte_eventdev/rte_eventdev_version.map b/lib/librte_eventdev/rte_eventdev_version.map
index e156fa0..8b78a68 100644
--- a/lib/librte_eventdev/rte_eventdev_version.map
+++ b/lib/librte_eventdev/rte_eventdev_version.map
@@ -132,4 +132,5 @@ EXPERIMENTAL {
 	rte_eventmode_helper_print_options_description;
 	rte_eventmode_helper_parse_args;
 	rte_eventmode_helper_initialize_devs;
+	rte_eventmode_helper_display_conf;
 };
diff --git a/lib/librte_eventdev/rte_eventmode_helper.c b/lib/librte_eventdev/rte_eventmode_helper.c
index 191eb77..a333c4a 100644
--- a/lib/librte_eventdev/rte_eventmode_helper.c
+++ b/lib/librte_eventdev/rte_eventmode_helper.c
@@ -802,6 +802,9 @@ rte_eventmode_helper_initialize_devs(
 		return -1;
 	}
 
+	/* Display the current conf */
+	rte_eventmode_helper_display_conf(mode_conf);
+
 	/* Stop eth devices before setting up adapter */
 	RTE_ETH_FOREACH_DEV(portid) {
 
diff --git a/lib/librte_eventdev/rte_eventmode_helper.h b/lib/librte_eventdev/rte_eventmode_helper.h
index 1ae6a15..d4941be 100644
--- a/lib/librte_eventdev/rte_eventmode_helper.h
+++ b/lib/librte_eventdev/rte_eventmode_helper.h
@@ -101,6 +101,17 @@ int32_t __rte_experimental
 rte_eventmode_helper_initialize_devs(
 		struct rte_eventmode_helper_conf *mode_conf);
 
+/**
+ * Display event mode conf
+ *
+ * Parse the conf and display the current configuration.
+ *
+ * @param mode_conf
+ *   Configuration of the mode in which app is doing packet handling
+ */
+void __rte_experimental
+rte_eventmode_helper_display_conf(struct rte_eventmode_helper_conf *mode_conf);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eventdev/rte_eventmode_helper_prints.c b/lib/librte_eventdev/rte_eventmode_helper_prints.c
new file mode 100644
index 0000000..3114d29
--- /dev/null
+++ b/lib/librte_eventdev/rte_eventmode_helper_prints.c
@@ -0,0 +1,161 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (C) 2019 Marvell International Ltd.
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include <rte_eventmode_helper.h>
+#include "rte_eventmode_helper_internal.h"
+
+static void
+rte_eventmode_display_operating_mode(struct eventmode_conf *em_conf)
+{
+	char sched_types[][32] = {
+		"RTE_SCHED_TYPE_ORDERED",
+		"RTE_SCHED_TYPE_ATOMIC",
+		"RTE_SCHED_TYPE_PARALLEL",
+	};
+	RTE_EM_HLPR_LOG_INFO("Operating mode:");
+
+	RTE_EM_HLPR_LOG_INFO("\tScheduling type: \t%s",
+		sched_types[em_conf->ext_params.sched_type]);
+
+	RTE_EM_HLPR_LOG_INFO("");
+}
+
+static void
+rte_eventmode_display_event_dev_conf(struct eventmode_conf *em_conf)
+{
+	int i;
+	char print_buf[256] = { 0 };
+	char queue_mode[][32] = {
+		"",
+		"ATQ (ALL TYPE QUEUE)",
+		"SINGLE LINK",
+	};
+
+	RTE_EM_HLPR_LOG_INFO("Event Device Configuration:");
+
+	for (i = 0; i < em_conf->nb_eventdev; i++) {
+		sprintf(print_buf,
+			"\tDev ID: %-2d \tQueues: %-2d \tPorts: %-2d",
+			em_conf->eventdev_config[i].eventdev_id,
+			em_conf->eventdev_config[i].nb_eventqueue,
+			em_conf->eventdev_config[i].nb_eventport);
+		sprintf(print_buf + strlen(print_buf),
+			"\tQueue mode: %s",
+			queue_mode[em_conf->eventdev_config[i].ev_queue_mode]);
+		RTE_EM_HLPR_LOG_INFO("%s", print_buf);
+	}
+	RTE_EM_HLPR_LOG_INFO("");
+}
+
+static void
+rte_eventmode_display_rx_adapter_conf(struct eventmode_conf *em_conf)
+{
+	int i, j;
+	int nb_rx_adapter = em_conf->nb_rx_adapter;
+	struct rx_adapter_conf *adapter;
+	struct adapter_connection_info *conn;
+	char print_buf[256] = { 0 };
+
+	RTE_EM_HLPR_LOG_INFO("Rx adapters configured: %d", nb_rx_adapter);
+
+	for (i = 0; i < nb_rx_adapter; i++) {
+		adapter = &(em_conf->rx_adapter[i]);
+		RTE_EM_HLPR_LOG_INFO(
+			"\tRx adaper ID: %-2d\tConnections: %-2d\tEvent dev ID: %-2d"
+			"\tRx core: %-2d",
+			adapter->adapter_id,
+			adapter->nb_connections,
+			adapter->eventdev_id,
+			adapter->rx_core_id);
+
+		for (j = 0; j < adapter->nb_connections; j++) {
+			conn = &(adapter->conn[j]);
+
+			sprintf(print_buf,
+				"\t\tEthdev ID: %-2d", conn->ethdev_id);
+
+			if (conn->ethdev_rx_qid == -1)
+				sprintf(print_buf + strlen(print_buf),
+					"\tEth rx queue: %-2s", "ALL");
+			else
+				sprintf(print_buf + strlen(print_buf),
+					"\tEth rx queue: %-2d",
+					conn->ethdev_rx_qid);
+
+			sprintf(print_buf + strlen(print_buf),
+				"\tEvent queue: %-2d", conn->eventq_id);
+			RTE_EM_HLPR_LOG_INFO("%s", print_buf);
+		}
+	}
+	RTE_EM_HLPR_LOG_INFO("");
+}
+
+static void
+rte_eventmode_display_link_conf(struct eventmode_conf *em_conf)
+{
+	int i;
+	struct rte_eventmode_helper_event_link_info *link;
+	char print_buf[256] = { 0 };
+
+	RTE_EM_HLPR_LOG_INFO("Links configured: %d", em_conf->nb_link);
+
+	for (i = 0; i < em_conf->nb_link; i++) {
+		link = &(em_conf->link[i]);
+
+		sprintf(print_buf,
+			"\tEvent dev ID: %-2d\tEvent port: %-2d",
+			link->eventdev_id,
+			link->event_portid);
+
+		if (em_conf->ext_params.all_ev_queue_to_ev_port)
+			sprintf(print_buf + strlen(print_buf),
+				"Event queue: %-2s\t", "ALL");
+		else
+			sprintf(print_buf + strlen(print_buf),
+				"Event queue: %-2d\t", link->eventq_id);
+
+		sprintf(print_buf + strlen(print_buf),
+			"Lcore: %-2d", link->lcore_id);
+		RTE_EM_HLPR_LOG_INFO("%s", print_buf);
+	}
+	RTE_EM_HLPR_LOG_INFO("");
+}
+
+void __rte_experimental
+rte_eventmode_helper_display_conf(struct rte_eventmode_helper_conf *mode_conf)
+{
+	struct eventmode_conf *em_conf;
+
+	if (mode_conf == NULL) {
+		RTE_EM_HLPR_LOG_ERR("Invalid conf");
+		return;
+	}
+
+	if (mode_conf->mode != RTE_EVENTMODE_HELPER_PKT_TRANSFER_MODE_EVENT)
+		return;
+
+	if (mode_conf->mode_params == NULL) {
+		RTE_EM_HLPR_LOG_ERR("Invalid mode params");
+		return;
+	}
+
+	/* Get eventmode conf */
+	em_conf = (struct eventmode_conf *)(mode_conf->mode_params);
+
+	/* Display user exposed operating modes */
+	rte_eventmode_display_operating_mode(em_conf);
+
+	/* Display event device conf */
+	rte_eventmode_display_event_dev_conf(em_conf);
+
+	/* Display Rx adapter conf */
+	rte_eventmode_display_rx_adapter_conf(em_conf);
+
+	/* Display event-lcore link */
+	rte_eventmode_display_link_conf(em_conf);
+}
+
-- 
2.7.4