[dpdk-dev] [PATCH 4/5] lib/ring: add ring APIs to support 32b ring elements

[Honnappa Nagarahalli]

Add ring APIs to support 32b ring elements using templates.

Signed-off-by: Honnappa Nagarahalli <honnappa.nagaraha...@arm.com>
Reviewed-by: Dharmik Thakkar <dharmik.thak...@arm.com>
Reviewed-by: Gavin Hu <gavin...@arm.com>
Reviewed-by: Ruifeng Wang <ruifeng.w...@arm.com>
---
 lib/librte_ring/Makefile             |  3 ++-
 lib/librte_ring/meson.build          |  4 +++-
 lib/librte_ring/rte_ring_32.c        | 19 +++++++++++++++
 lib/librte_ring/rte_ring_32.h        | 36 ++++++++++++++++++++++++++++
 lib/librte_ring/rte_ring_version.map |  2 ++
 5 files changed, 62 insertions(+), 2 deletions(-)
 create mode 100644 lib/librte_ring/rte_ring_32.c
 create mode 100644 lib/librte_ring/rte_ring_32.h

diff --git a/lib/librte_ring/Makefile b/lib/librte_ring/Makefile
index 818898110..3102bb64d 100644
--- a/lib/librte_ring/Makefile
+++ b/lib/librte_ring/Makefile
@@ -14,10 +14,11 @@ EXPORT_MAP := rte_ring_version.map
 LIBABIVER := 2
 
 # all source are stored in SRCS-y
-SRCS-$(CONFIG_RTE_LIBRTE_RING) := rte_ring.c
+SRCS-$(CONFIG_RTE_LIBRTE_RING) := rte_ring.c rte_ring_32.c
 
 # install includes
 SYMLINK-$(CONFIG_RTE_LIBRTE_RING)-include := rte_ring.h \
+                                       rte_ring_32.h \
                                        rte_ring_generic.h \
                                        rte_ring_c11_mem.h \
                                        rte_ring_template.h \
diff --git a/lib/librte_ring/meson.build b/lib/librte_ring/meson.build
index e4e208a7c..81ea53ed7 100644
--- a/lib/librte_ring/meson.build
+++ b/lib/librte_ring/meson.build
@@ -2,8 +2,10 @@
 # Copyright(c) 2017 Intel Corporation
 
 version = 2
-sources = files('rte_ring.c')
+sources = files('rte_ring.c',
+               'rte_ring_32.c')
 headers = files('rte_ring.h',
+               'rte_ring_32.h',
                'rte_ring_c11_mem.h',
                'rte_ring_generic.h',
                'rte_ring_template.h',
diff --git a/lib/librte_ring/rte_ring_32.c b/lib/librte_ring/rte_ring_32.c
new file mode 100644
index 000000000..09e90cec1
--- /dev/null
+++ b/lib/librte_ring/rte_ring_32.c
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2019 Arm Limited
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <sys/queue.h>
+#include <errno.h>
+#include <rte_common.h>
+#include <rte_config.h>
+#include <rte_memory.h>
+#include <rte_lcore.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_memzone.h>
+#include <rte_pause.h>
+
+#include <rte_ring_32.h>
+#include <rte_ring_template.c>
diff --git a/lib/librte_ring/rte_ring_32.h b/lib/librte_ring/rte_ring_32.h
new file mode 100644
index 000000000..5270a9bc7
--- /dev/null
+++ b/lib/librte_ring/rte_ring_32.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2019 Arm Limited
+ */
+
+#ifndef _RTE_RING_32_H_
+#define _RTE_RING_32_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <stdint.h>
+#include <sys/queue.h>
+#include <errno.h>
+#include <rte_common.h>
+#include <rte_config.h>
+#include <rte_memory.h>
+#include <rte_lcore.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_memzone.h>
+#include <rte_pause.h>
+
+#define RTE_RING_TMPLT_API_SUFFIX 32
+#define RTE_RING_TMPLT_ELEM_SIZE sizeof(uint32_t)
+#define RTE_RING_TMPLT_ELEM_TYPE uint32_t
+#define RTE_RING_TMPLT_EXPERIMENTAL __rte_experimental
+
+#include <rte_ring_template.h>
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _RTE_RING_32_H_ */
diff --git a/lib/librte_ring/rte_ring_version.map 
b/lib/librte_ring/rte_ring_version.map
index e410a7503..9efba91bb 100644
--- a/lib/librte_ring/rte_ring_version.map
+++ b/lib/librte_ring/rte_ring_version.map
@@ -21,7 +21,9 @@ DPDK_2.2 {
 EXPERIMENTAL {
        global:
 
+       rte_ring_create_32;
        rte_ring_create_elem;
+       rte_ring_get_memsize_32;
        rte_ring_get_memsize_elem;
        rte_ring_reset;
 
-- 
2.17.1