openamp: add fix patch for clang compile

Add patch 0001-apps-Fix-atomic_flag-error-for-clang-compilation.patch
and 0002-lib-Fix-atomic_flag-error-for-clang-compilation.patch
to support clang compile.

Signed-off-by:liyunfei <liyunfei33@huawei.com>

0001-apps-Fix-atomic_flag-error-for-clang-compilation.patch

@@ -0,0 +1,53 @@
+From 124b01e83f31a404ccb4e796a840f9ff8c92e589 Mon Sep 17 00:00:00 2001
+From: Yunfei Li <liyunfei33@huawei.com>
+Date: Mon, 6 Mar 2023 15:28:33 +0800
+Subject: [PATCH 1/2] apps:Fix atomic_flag error for clang compilation
+
+Change atomic_int to atomic_flag to solve the error
+reported when compiling with clang.
+
+Signed-off-by: Yunfei Li <liyunfei33@huawei.com>
+---
+ apps/examples/linux_rpc_demo/linux_rpc_demo.c     | 5 +++--
+ apps/system/linux/machine/generic/platform_info.c | 2 +-
+ 2 files changed, 4 insertions(+), 3 deletions(-)
+
+diff --git a/apps/examples/linux_rpc_demo/linux_rpc_demo.c b/apps/examples/linux_rpc_demo/linux_rpc_demo.c
+index 16d39d4..35b4f28 100644
+--- a/apps/examples/linux_rpc_demo/linux_rpc_demo.c
++++ b/apps/examples/linux_rpc_demo/linux_rpc_demo.c
+@@ -37,7 +37,7 @@
+ static struct rpmsg_rpc_clt *rpmsg_default_rpc;
+ static int fd, bytes_written, bytes_read;
+ static struct polling poll;
+-static atomic_int wait_resp;
++static atomic_flag wait_resp;
+ 
+ static void rpmsg_rpc_shutdown(struct rpmsg_rpc_clt *rpc)
+ {
+@@ -465,7 +465,8 @@ int app(struct rpmsg_device *rdev, void *priv)
+ 	/* redirect I/Os */
+ 	LPRINTF("Initializating I/Os redirection...\r\n");
+ 	table_len = (int)sizeof(rpc_table) / sizeof(struct rpmsg_rpc_services);
+-	atomic_init(&wait_resp, 1);
++	wait_resp = (atomic_flag)ATOMIC_FLAG_INIT;
++	atomic_flag_test_and_set(&wait_resp);
+ 
+ 	ret = rpmsg_rpc_client_init(&rpc, rdev,
+ 				    rpmsg_rpc_shutdown, rpc_table, table_len);
+diff --git a/apps/system/linux/machine/generic/platform_info.c b/apps/system/linux/machine/generic/platform_info.c
+index 9afd65e..f0980c8 100644
+--- a/apps/system/linux/machine/generic/platform_info.c
++++ b/apps/system/linux/machine/generic/platform_info.c
+@@ -51,7 +51,7 @@ struct vring_ipi_info {
+ 	/* Socket file path */
+ 	const char *path;
+ 	int fd;
+-	atomic_int sync;
++	atomic_flag sync;
+ };
+ 
+ struct remoteproc_priv {
+-- 
+2.28.0.windows.1
+

0002-lib-Fix-atomic_flag-error-for-clang-compilation.patch

@@ -0,0 +1,44 @@
+From e49995a8a0b354c890454333f7d5ca9712078b83 Mon Sep 17 00:00:00 2001
+From: Yunfei Li <liyunfei33@huawei.com>
+Date: Mon, 6 Mar 2023 15:36:57 +0800
+Subject: [PATCH 2/2] lib:Fix atomic_flag error for clang compilation
+
+Change atomic_int to atomic_flag to solve the error
+reported when compiling with clang.
+
+Signed-off-by: Yunfei Li <liyunfei33@huawei.com>
+---
+ lib/include/openamp/rpmsg_retarget.h | 2 +-
+ lib/proxy/rpmsg_retarget.c           | 3 ++-
+ 2 files changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/lib/include/openamp/rpmsg_retarget.h b/lib/include/openamp/rpmsg_retarget.h
+index b5fe8c6..791874b 100644
+--- a/lib/include/openamp/rpmsg_retarget.h
++++ b/lib/include/openamp/rpmsg_retarget.h
+@@ -46,7 +46,7 @@ struct rpmsg_rpc_syscall {
+ struct rpmsg_rpc_data {
+ 	struct rpmsg_endpoint ept;
+ 	int ept_destroyed;
+-	atomic_int nacked;
++	atomic_flag nacked;
+ 	void *respbuf;
+ 	size_t respbuf_len;
+ 	rpmsg_rpc_poll poll;
+diff --git a/lib/proxy/rpmsg_retarget.c b/lib/proxy/rpmsg_retarget.c
+index 7a1cb7e..2b93427 100644
+--- a/lib/proxy/rpmsg_retarget.c
++++ b/lib/proxy/rpmsg_retarget.c
+@@ -85,7 +85,8 @@ int rpmsg_rpc_init(struct rpmsg_rpc_data *rpc,
+ 	rpc->ept_destroyed = 0;
+ 	rpc->respbuf = NULL;
+ 	rpc->respbuf_len = 0;
+-	atomic_init(&rpc->nacked, 1);
++	rpc->nacked = (atomic_flag)ATOMIC_FLAG_INIT;
++	atomic_flag_test_and_set(&rpc->nacked);
+ 	ret = rpmsg_create_ept(&rpc->ept, rdev,
+ 			       ept_name, ept_addr, ept_raddr,
+ 			       rpmsg_rpc_ept_cb, rpmsg_service_unbind);
+-- 
+2.28.0.windows.1
+

openamp.spec

@@ -7,6 +7,9 @@ License: BSD-3-Clause
 URL: http://github.com/OpenAMP
 Source0: https://github.com/OpenAMP/open-amp/archive/refs/tags/v%{version}/%{name}-%{version}.tar.gz
 
+Patch0001:0001-apps-Fix-atomic_flag-error-for-clang-compilation.patch
+Patch0002:0002-lib-Fix-atomic_flag-error-for-clang-compilation.patch
+
 BuildRequires:	cmake
 BuildRequires:	gcc
 BuildRequires:	gcc-c++
@@ -67,6 +70,9 @@ cd build
 %{_bindir}/*-shared
 
 %changelog
+* Fri March 24 2023 liyunfei <liyunfei33@huawei.com> - 2022.10.1-5
+- add patch for clang compile
+
 * Wed March 15 2023 hanzongcheng <hanzongcheng@huawei.com> - 2022.10.1-4
 - rename to openamp