Add selftest as a device argument that can be enabled by suppling
'self_test=1' as a vdev parameter
        --vdev="event_octeontx,self_test=1"

The selftest is run after vdev creation is successfully complete.

Signed-off-by: Pavan Nikhilesh <pbhagavat...@caviumnetworks.com>
---
 drivers/event/octeontx/Makefile      |  3 ++-
 drivers/event/octeontx/ssovf_evdev.c | 43 ++++++++++++++++++++++++++++++++++++
 drivers/event/octeontx/ssovf_evdev.h |  6 +++++
 3 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/drivers/event/octeontx/Makefile b/drivers/event/octeontx/Makefile
index fdf1b7385..adffd4f09 100644
--- a/drivers/event/octeontx/Makefile
+++ b/drivers/event/octeontx/Makefile
@@ -42,7 +42,7 @@ CFLAGS += -I$(RTE_SDK)/drivers/mempool/octeontx/
 CFLAGS += -I$(RTE_SDK)/drivers/net/octeontx/
 
 LDLIBS += -lrte_eal -lrte_eventdev -lrte_mempool_octeontx
-LDLIBS += -lrte_bus_pci
+LDLIBS += -lrte_bus_pci -lrte_kvargs -lrte_mempool -lrte_mbuf
 LDLIBS += -lrte_bus_vdev
 
 EXPORT_MAP := rte_pmd_octeontx_ssovf_version.map
@@ -54,6 +54,7 @@ LIBABIVER := 1
 #
 SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF) += ssovf_worker.c
 SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF) += ssovf_evdev.c
+SRCS-$(CONFIG_RTE_LIBRTE_PMD_OCTEONTX_SSOVF) += selftest_octeontx.c
 
 ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
 CFLAGS_ssovf_worker.o += -fno-prefetch-loop-arrays
diff --git a/drivers/event/octeontx/ssovf_evdev.c 
b/drivers/event/octeontx/ssovf_evdev.c
index 117b1453e..80e8d23c7 100644
--- a/drivers/event/octeontx/ssovf_evdev.c
+++ b/drivers/event/octeontx/ssovf_evdev.c
@@ -38,6 +38,7 @@
 #include <rte_eal.h>
 #include <rte_ethdev.h>
 #include <rte_event_eth_rx_adapter.h>
+#include <rte_kvargs.h>
 #include <rte_lcore.h>
 #include <rte_log.h>
 #include <rte_malloc.h>
@@ -592,6 +593,15 @@ ssovf_close(struct rte_eventdev *dev)
        return 0;
 }
 
+static int
+ssovf_self_test(const char *key __rte_unused, const char *value,
+               void *opaque)
+{
+       int *flag = opaque;
+       *flag = !!atoi(value);
+       return 0;
+}
+
 /* Initialize and register event driver with DPDK Application */
 static const struct rte_eventdev_ops ssovf_ops = {
        .dev_infos_get    = ssovf_info_get,
@@ -627,7 +637,14 @@ ssovf_vdev_probe(struct rte_vdev_device *vdev)
        struct rte_eventdev *eventdev;
        static int ssovf_init_once;
        const char *name;
+       const char *params;
        int ret;
+       int self_test;
+
+       static const char *const args[] = {
+               SSOVF_SELF_TEST_ARG,
+               NULL
+       };
 
        name = rte_vdev_device_name(vdev);
        /* More than one instance is not supported */
@@ -636,6 +653,30 @@ ssovf_vdev_probe(struct rte_vdev_device *vdev)
                return -EINVAL;
        }
 
+       params = rte_vdev_device_args(vdev);
+       if (params != NULL && params[0] != '\0') {
+               struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
+
+               if (!kvlist) {
+                       ssovf_log_info(
+                               "Ignoring unsupported paramss supplied '%s'",
+                               name);
+               } else {
+                       int ret = rte_kvargs_process(kvlist,
+                                       SSOVF_SELF_TEST_ARG,
+                                       ssovf_self_test, &self_test);
+                       if (ret != 0) {
+                               ssovf_log_err(
+                                       "%s: Error in selftest",
+                                       name);
+                               rte_kvargs_free(kvlist);
+                               return ret;
+                       }
+               }
+
+               rte_kvargs_free(kvlist);
+       }
+
        eventdev = rte_event_pmd_vdev_init(name, sizeof(struct ssovf_evdev),
                                rte_socket_id());
        if (eventdev == NULL) {
@@ -686,6 +727,8 @@ ssovf_vdev_probe(struct rte_vdev_device *vdev)
                        edev->max_event_ports);
 
        ssovf_init_once = 1;
+       if (self_test)
+               test_eventdev_octeontx();
        return 0;
 
 error:
diff --git a/drivers/event/octeontx/ssovf_evdev.h 
b/drivers/event/octeontx/ssovf_evdev.h
index b093a3e73..4332d2461 100644
--- a/drivers/event/octeontx/ssovf_evdev.h
+++ b/drivers/event/octeontx/ssovf_evdev.h
@@ -57,6 +57,9 @@
 #define ssovf_log_err(fmt, args...) \
        RTE_LOG(ERR, EVENTDEV, "[%s] %s() " fmt "\n", \
                RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD), __func__, ## args)
+#define ssovf_log_selftest(fmt, args...) \
+       RTE_LOG(INFO, EVENTDEV, "[%s] %s() " fmt "\n", \
+               RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD), __func__, ## args)
 
 #define SSO_MAX_VHGRP                     (64)
 #define SSO_MAX_VHWS                      (32)
@@ -114,6 +117,8 @@
 #define SSO_GRP_GET_PRIORITY              0x7
 #define SSO_GRP_SET_PRIORITY              0x8
 
+#define SSOVF_SELF_TEST_ARG               ("self_test")
+
 /*
  * In Cavium OcteonTX SoC, all accesses to the device registers are
  * implictly strongly ordered. So, The relaxed version of IO operation is
@@ -196,5 +201,6 @@ uint16_t ssows_deq_timeout_burst(void *port, struct 
rte_event ev[],
                uint16_t nb_events, uint64_t timeout_ticks);
 void ssows_flush_events(struct ssows *ws, uint8_t queue_id);
 void ssows_reset(struct ssows *ws);
+void test_eventdev_octeontx(void);
 
 #endif /* __SSOVF_EVDEV_H__ */
-- 
2.14.1

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