Imported Upstream version 16.11

Change-Id: I1944c65ddc88a9ad70f8c0eb6731552b84fbcb77
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>

1 files changed, 72 insertions, 0 deletions

diff --git a/drivers/net/thunderx/base/nicvf_bsvf.c b/drivers/net/thunderx/base/nicvf_bsvf.c
new file mode 100644
index 00000000..9e028a3a
--- /dev/null
+++ b/drivers/net/thunderx/base/nicvf_bsvf.c
@@ -0,0 +1,72 @@
+/*
+ *   BSD LICENSE
+ *
+ *   Copyright (C) Cavium networks Ltd. 2016.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Cavium networks nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <assert.h>
+#include <stddef.h>
+#include <err.h>
+
+#include "nicvf_bsvf.h"
+#include "nicvf_plat.h"
+
+static SIMPLEQ_HEAD(, svf_entry) head = SIMPLEQ_HEAD_INITIALIZER(head);
+
+void
+nicvf_bsvf_push(struct svf_entry *entry)
+{
+	assert(entry != NULL);
+	assert(entry->vf != NULL);
+
+	SIMPLEQ_INSERT_TAIL(&head, entry, next);
+}
+
+struct svf_entry *
+nicvf_bsvf_pop(void)
+{
+	struct svf_entry *entry;
+
+	assert(!SIMPLEQ_EMPTY(&head));
+
+	entry = SIMPLEQ_FIRST(&head);
+
+	assert(entry != NULL);
+	assert(entry->vf != NULL);
+
+	SIMPLEQ_REMOVE_HEAD(&head, next);
+
+	return entry;
+}
+
+int
+nicvf_bsvf_empty(void)
+{
+	return SIMPLEQ_EMPTY(&head);
+}