New upstream version 18.02upstream/18.02

Change-Id: I89ed24cb2a49b78fe5be6970b99dd46c1499fcc3
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>

1 files changed, 180 insertions, 0 deletions

diff --git a/drivers/event/opdl/opdl_evdev_xstats.c b/drivers/event/opdl/opdl_evdev_xstats.c
new file mode 100644
index 00000000..0e6c6bd5
--- /dev/null
+++ b/drivers/event/opdl/opdl_evdev_xstats.c
@@ -0,0 +1,180 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017 Intel Corporation
+ */
+
+#include "opdl_evdev.h"
+#include "opdl_log.h"
+
+static const char * const port_xstat_str[] = {
+
+	"claim_pkts_requested",
+	"claim_pkts_granted",
+	"claim_non_empty",
+	"claim_empty",
+	"total_cycles",
+};
+
+
+void
+opdl_xstats_init(struct rte_eventdev *dev)
+{
+	uint32_t i, j;
+
+	struct opdl_evdev *device = opdl_pmd_priv(dev);
+
+	if (!device->do_validation)
+		return;
+
+	for (i = 0; i < device->max_port_nb; i++) {
+		struct opdl_port *port = &device->ports[i];
+
+		for (j = 0; j < max_num_port_xstat; j++) {
+			uint32_t index = (i * max_num_port_xstat) + j;
+
+			/* Name */
+			sprintf(device->port_xstat[index].stat.name,
+			       "port_%02u_%s",
+			       i,
+			       port_xstat_str[j]);
+
+			/* ID */
+			device->port_xstat[index].id = index;
+
+			/* Stats ptr */
+			device->port_xstat[index].value = &port->port_stat[j];
+		}
+	}
+}
+
+int
+opdl_xstats_uninit(struct rte_eventdev *dev)
+{
+	struct opdl_evdev *device = opdl_pmd_priv(dev);
+
+	if (!device->do_validation)
+		return 0;
+
+	memset(device->port_xstat,
+	       0,
+	       sizeof(device->port_xstat));
+
+	return 0;
+}
+
+int
+opdl_xstats_get_names(const struct rte_eventdev *dev,
+		enum rte_event_dev_xstats_mode mode,
+		uint8_t queue_port_id,
+		struct rte_event_dev_xstats_name *xstats_names,
+		unsigned int *ids, unsigned int size)
+{
+	struct opdl_evdev *device = opdl_pmd_priv(dev);
+
+	if (!device->do_validation)
+		return -ENOTSUP;
+
+	if (mode == RTE_EVENT_DEV_XSTATS_DEVICE ||
+			mode == RTE_EVENT_DEV_XSTATS_QUEUE)
+		return -EINVAL;
+
+	if (queue_port_id >= device->max_port_nb)
+		return -EINVAL;
+
+	if (size < max_num_port_xstat)
+		return max_num_port_xstat;
+
+	uint32_t port_idx = queue_port_id * max_num_port_xstat;
+
+	uint32_t j;
+	for (j = 0; j < max_num_port_xstat; j++) {
+
+		strcpy(xstats_names[j].name,
+				device->port_xstat[j + port_idx].stat.name);
+		ids[j] = device->port_xstat[j + port_idx].id;
+	}
+
+	return max_num_port_xstat;
+}
+
+int
+opdl_xstats_get(const struct rte_eventdev *dev,
+		enum rte_event_dev_xstats_mode mode,
+		uint8_t queue_port_id,
+		const unsigned int ids[],
+		uint64_t values[], unsigned int n)
+{
+	struct opdl_evdev *device = opdl_pmd_priv(dev);
+
+	if (!device->do_validation)
+		return -ENOTSUP;
+
+	if (mode == RTE_EVENT_DEV_XSTATS_DEVICE ||
+			mode == RTE_EVENT_DEV_XSTATS_QUEUE)
+		return -EINVAL;
+
+	if (queue_port_id >= device->max_port_nb)
+		return -EINVAL;
+
+	if (n > max_num_port_xstat)
+		return -EINVAL;
+
+	uint32_t p_start = queue_port_id * max_num_port_xstat;
+	uint32_t p_finish = p_start + max_num_port_xstat;
+
+	uint32_t i;
+	for (i = 0; i < n; i++) {
+		if (ids[i] < p_start || ids[i] >= p_finish)
+			return -EINVAL;
+
+		values[i] = *(device->port_xstat[ids[i]].value);
+	}
+
+	return n;
+}
+
+uint64_t
+opdl_xstats_get_by_name(const struct rte_eventdev *dev,
+		const char *name, unsigned int *id)
+{
+	struct opdl_evdev *device = opdl_pmd_priv(dev);
+
+	if (!device->do_validation)
+		return -ENOTSUP;
+
+	uint32_t max_index = device->max_port_nb * max_num_port_xstat;
+
+	uint32_t i;
+	for (i = 0; i < max_index; i++) {
+
+		if (strncmp(name,
+			   device->port_xstat[i].stat.name,
+			   RTE_EVENT_DEV_XSTATS_NAME_SIZE) == 0) {
+			if (id != NULL)
+				*id = i;
+			if (device->port_xstat[i].value)
+				return *(device->port_xstat[i].value);
+			break;
+		}
+	}
+	return -EINVAL;
+}
+
+int
+opdl_xstats_reset(struct rte_eventdev *dev,
+		enum rte_event_dev_xstats_mode mode,
+		int16_t queue_port_id, const uint32_t ids[],
+		uint32_t nb_ids)
+{
+	struct opdl_evdev *device = opdl_pmd_priv(dev);
+
+	if (!device->do_validation)
+		return -ENOTSUP;
+
+	RTE_SET_USED(dev);
+	RTE_SET_USED(mode);
+	RTE_SET_USED(queue_port_id);
+	RTE_SET_USED(ids);
+	RTE_SET_USED(nb_ids);
+
+	return -ENOTSUP;
+}