[dpdk-dev] [PATCH v5 01/15] vhost: add virtio packed virtqueue defines

[Maxime Coquelin <maxime.coquelin@redhat.com>]

From: Jens Freimann <jfreimann@redhat.com>

Signed-off-by: Jens Freimann <jfreimann@redhat.com>
---
 lib/librte_vhost/vhost.h         |  4 ++++
 lib/librte_vhost/virtio-packed.h | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 lib/librte_vhost/virtio-packed.h

diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
index 3f8fa3a78..bf2059198 100644
--- a/lib/librte_vhost/vhost.h
+++ b/lib/librte_vhost/vhost.h
@@ -191,6 +191,10 @@ struct vhost_msg {
 #ifndef VIRTIO_F_VERSION_1
  #define VIRTIO_F_VERSION_1 32
 #endif
+#ifndef VIRTIO_F_RING_PACKED
+ #define VIRTIO_F_RING_PACKED 34
+#endif
+#define VHOST_USER_F_PROTOCOL_FEATURES	30
 
 /* Features supported by this builtin vhost-user net driver. */
 #define VIRTIO_NET_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \
diff --git a/lib/librte_vhost/virtio-packed.h b/lib/librte_vhost/virtio-packed.h
new file mode 100644
index 000000000..744b3991b
--- /dev/null
+++ b/lib/librte_vhost/virtio-packed.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) Red Hat Inc.
+ */
+
+#ifndef __VIRTIO_PACKED_H
+#define __VIRTIO_PACKED_H
+
+#define VRING_DESC_F_NEXT       1
+#define VRING_DESC_F_WRITE      2
+#define VRING_DESC_F_INDIRECT   4
+
+#define VRING_DESC_F_AVAIL      (1ULL << 7)
+#define VRING_DESC_F_USED	(1ULL << 15)
+
+struct vring_desc_packed {
+	uint64_t addr;
+	uint32_t len;
+	uint16_t index;
+	uint16_t flags;
+};
+
+#endif /* __VIRTIO_PACKED_H */
-- 
2.14.4