From 8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82 Mon Sep 17 00:00:00 2001
From: Luca Boccassi <luca.boccassi@gmail.com>
Date: Thu, 1 Nov 2018 11:59:50 +0000
Subject: New upstream version 18.11-rc1

Change-Id: Iaa71986dd6332e878d8f4bf493101b2bbc6313bb
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
---
 drivers/net/softnic/rte_eth_softnic_cryptodev.c | 125 ++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 drivers/net/softnic/rte_eth_softnic_cryptodev.c

(limited to 'drivers/net/softnic/rte_eth_softnic_cryptodev.c')

diff --git a/drivers/net/softnic/rte_eth_softnic_cryptodev.c b/drivers/net/softnic/rte_eth_softnic_cryptodev.c
new file mode 100644
index 00000000..1480f6dd
--- /dev/null
+++ b/drivers/net/softnic/rte_eth_softnic_cryptodev.c
@@ -0,0 +1,125 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Intel Corporation
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <rte_cryptodev.h>
+#include <rte_cryptodev_pmd.h>
+#include <rte_string_fns.h>
+
+#include "rte_eth_softnic_internals.h"
+
+int
+softnic_cryptodev_init(struct pmd_internals *p)
+{
+	TAILQ_INIT(&p->cryptodev_list);
+
+	return 0;
+}
+
+void
+softnic_cryptodev_free(struct pmd_internals *p)
+{
+	for ( ; ; ) {
+		struct softnic_cryptodev *cryptodev;
+
+		cryptodev = TAILQ_FIRST(&p->cryptodev_list);
+		if (cryptodev == NULL)
+			break;
+
+		TAILQ_REMOVE(&p->cryptodev_list, cryptodev, node);
+		free(cryptodev);
+	}
+}
+
+struct softnic_cryptodev *
+softnic_cryptodev_find(struct pmd_internals *p,
+	const char *name)
+{
+	struct softnic_cryptodev *cryptodev;
+
+	if (name == NULL)
+		return NULL;
+
+	TAILQ_FOREACH(cryptodev, &p->cryptodev_list, node)
+		if (strcmp(cryptodev->name, name) == 0)
+			return cryptodev;
+
+	return NULL;
+}
+
+struct softnic_cryptodev *
+softnic_cryptodev_create(struct pmd_internals *p,
+	const char *name,
+	struct softnic_cryptodev_params *params)
+{
+	struct rte_cryptodev_info dev_info;
+	struct rte_cryptodev_config dev_conf;
+	struct rte_cryptodev_qp_conf queue_conf;
+	struct softnic_cryptodev *cryptodev;
+	uint32_t dev_id, i;
+	uint32_t socket_id;
+	int status;
+
+	/* Check input params */
+	if ((name == NULL) ||
+		softnic_cryptodev_find(p, name) ||
+		(params->n_queues == 0) ||
+		(params->queue_size == 0))
+		return NULL;
+
+	if (params->dev_name) {
+		status = rte_cryptodev_get_dev_id(params->dev_name);
+		if (status == -1)
+			return NULL;
+
+		dev_id = (uint32_t)status;
+	} else {
+		if (rte_cryptodev_pmd_is_valid_dev(params->dev_id) == 0)
+			return NULL;
+
+		dev_id = params->dev_id;
+	}
+
+	socket_id = rte_cryptodev_socket_id(dev_id);
+	rte_cryptodev_info_get(dev_id, &dev_info);
+
+	if (dev_info.max_nb_queue_pairs < params->n_queues)
+		return NULL;
+	if (dev_info.feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED)
+		return NULL;
+
+	dev_conf.socket_id = socket_id;
+	dev_conf.nb_queue_pairs = params->n_queues;
+
+	status = rte_cryptodev_configure(dev_id, &dev_conf);
+	if (status < 0)
+		return NULL;
+
+	queue_conf.nb_descriptors = params->queue_size;
+	for (i = 0; i < params->n_queues; i++) {
+		status = rte_cryptodev_queue_pair_setup(dev_id, i,
+				&queue_conf, socket_id, NULL);
+		if (status < 0)
+			return NULL;
+	}
+
+	if (rte_cryptodev_start(dev_id) < 0)
+		return NULL;
+
+	cryptodev = calloc(1, sizeof(struct softnic_cryptodev));
+	if (cryptodev == NULL) {
+		rte_cryptodev_stop(dev_id);
+		return NULL;
+	}
+
+	strlcpy(cryptodev->name, name, sizeof(cryptodev->name));
+	cryptodev->dev_id = dev_id;
+	cryptodev->n_queues = params->n_queues;
+
+	TAILQ_INSERT_TAIL(&p->cryptodev_list, cryptodev, node);
+
+	return cryptodev;
+}
-- 
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