dpdk: Update to use DPDK v20.11.

This commit adds support for DPDK v20.11, it includes the following
changes.

1. travis: Remove explicit DPDK kmods configuration.
2. sparse: Fix build with 20.05 DPDK tracepoints.
3. netdev-dpdk: Remove experimental API flag.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=173216&state=*

4. sparse: Update to DPDK 20.05 trace point header.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=179604&state=*

5. sparse: Fix build with DPDK 20.08.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=200181&state=*

6. build: Add support for DPDK meson build.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=199138&state=*

7. netdev-dpdk: Remove usage of RTE_ETH_DEV_CLOSE_REMOVE flag.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=207850&state=*

8. netdev-dpdk: Fix build with 20.11-rc1.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=209006&state=*

9. sparse: Fix __ATOMIC_* redefinition errors

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=209452&state=*

10. build: Remove DPDK make build references.

   http://patchwork.ozlabs.org/project/openvswitch/list/?series=216682&state=*

For credit all authors of the original commits to 'dpdk-latest' with the
above changes have been added as co-authors for this commit.

Signed-off-by: David Marchand <david.marchand@redhat.com>
Co-authored-by: David Marchand <david.marchand@redhat.com>
Signed-off-by: Sunil Pai G <sunil.pai.g@intel.com>
Co-authored-by: Sunil Pai G <sunil.pai.g@intel.com>
Signed-off-by: Eli Britstein <elibr@nvidia.com>
Co-authored-by: Eli Britstein <elibr@nvidia.com>
Tested-by: Harry van Haaren <harry.van.haaren@intel.com>
Tested-by: Govindharajan, Hariprasad <hariprasad.govindharajan@intel.com>
Tested-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Acked-by: Ilya Maximets <i.maximets@ovn.org>
Signed-off-by: Ian Stokes <ian.stokes@intel.com>

3 files changed, 59 insertions, 0 deletions

diff --git a/include/sparse/automake.mk b/include/sparse/automake.mk
index 974ad3fe5..e96637119 100644
--- a/include/sparse/automake.mk
+++ b/include/sparse/automake.mk
@@ -11,7 +11,9 @@ noinst_HEADERS += \
         include/sparse/netpacket/packet.h \
         include/sparse/pthread.h \
         include/sparse/rte_atomic.h \
+        include/sparse/rte_mbuf.h \
         include/sparse/rte_memcpy.h \
+        include/sparse/rte_trace_point.h \
         include/sparse/sys/socket.h \
         include/sparse/sys/sysmacros.h \
         include/sparse/sys/types.h \
diff --git a/include/sparse/rte_mbuf.h b/include/sparse/rte_mbuf.h
new file mode 100644
index 000000000..981cdb441
--- /dev/null
+++ b/include/sparse/rte_mbuf.h
@@ -0,0 +1,29 @@
+/* Copyright (c) 2020 Intel, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __CHECKER__
+#error "Use this header only with sparse.  It is not a correct implementation."
+#endif
+
+/* sparse doesn't know about gcc atomic builtins. */
+#ifndef __ATOMIC_ACQ_REL
+#define __ATOMIC_ACQ_REL 0
+#define __ATOMIC_RELAXED 1
+#define __atomic_add_fetch(p, val, memorder) (*(p) = *(p) + (val))
+#define __atomic_store_n(p, val, memorder) (*(p) = (val))
+#endif
+
+/* Get actual <rte_mbuf.h> definitions for us to annotate and build on. */
+#include_next <rte_mbuf.h>
diff --git a/include/sparse/rte_trace_point.h b/include/sparse/rte_trace_point.h
new file mode 100644
index 000000000..803923275
--- /dev/null
+++ b/include/sparse/rte_trace_point.h
@@ -0,0 +1,28 @@
+/* Copyright 2020, Red Hat, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __CHECKER__
+#error "Use this header only with sparse.  It is not a correct implementation."
+#endif
+
+/* sparse doesn't know about gcc atomic builtins. */
+#ifndef __ATOMIC_ACQUIRE
+#define __ATOMIC_ACQUIRE 0
+#define __atomic_load_n(p, memorder) *(p)
+#endif
+
+/* Get actual <rte_trace_point.h> definitions for us to annotate and
+ * build on. */
+#include_next <rte_trace_point.h>