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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-12-08 14:07:29 +0100
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-12-08 14:10:05 +0100
commit6b3e017e5d25f15da73f7700f7f2ac553ef1a2e9 (patch)
tree1b1fb3f903b2282e261ade69e3c17952b3fd3464 /drivers/net/thunderx/base/nicvf_bsvf.c
parent32e04ea00cd159613e04acef75e52bfca6eeff2f (diff)
Imported Upstream version 16.11
Change-Id: I1944c65ddc88a9ad70f8c0eb6731552b84fbcb77 Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'drivers/net/thunderx/base/nicvf_bsvf.c')
-rw-r--r--drivers/net/thunderx/base/nicvf_bsvf.c72
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);
+}