From 2aa1e73ff912052ea73ac88ea6bc734c041c1ea0 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Thu, 23 Jun 2022 14:31:04 +0800
Subject: [PATCH 1/2] [TTY] remove mutex_lock/unlock in tty.

---
 components/drivers/tty/n_tty.c | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/components/drivers/tty/n_tty.c b/components/drivers/tty/n_tty.c
index 06bd64d6be..5a723f0cc7 100644
--- a/components/drivers/tty/n_tty.c
+++ b/components/drivers/tty/n_tty.c
@@ -49,27 +49,6 @@
 #define ECHO_BLOCK      256
 #define ECHO_DISCARD_WATERMARK  RT_TTY_BUF - (ECHO_BLOCK + 32)
 
-void mutex_lock(rt_mutex_t mutex)
-{
-    rt_err_t result = -RT_EBUSY;
-
-    while (result == -RT_EBUSY)
-    {
-        result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
-    }
-
-    if (result != RT_EOK)
-    {
-        RT_ASSERT(0);
-    }
-    return;
-}
-
-void mutex_unlock(rt_mutex_t mutex)
-{
-    rt_mutex_release(mutex);
-    return;
-}
 struct n_tty_data
 {
     /* producer-published */
-- 
Gitee


From 415f0d43bf29b98c3c0f78d56dec33c5bd0a2399 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Thu, 23 Jun 2022 14:31:57 +0800
Subject: [PATCH 2/2] [lwP] Add more dependency for lwP config.

---
 components/lwp/Kconfig | 5 +++++
 components/net/Kconfig | 1 +
 2 files changed, 6 insertions(+)

diff --git a/components/lwp/Kconfig b/components/lwp/Kconfig
index 26f83ead98..da62bb0c64 100644
--- a/components/lwp/Kconfig
+++ b/components/lwp/Kconfig
@@ -3,6 +3,11 @@ menuconfig RT_USING_LWP
     select RT_USING_DFS
     select RT_USING_LIBC
     select RT_USING_POSIX_CLOCKTIME
+    select RT_USING_TTY
+    select RT_USING_NULL
+    select RT_USING_ZERO
+    select RT_USING_RANDOM
+    select RT_USING_RTC
     depends on ARCH_ARM_CORTEX_M || ARCH_ARM_ARM9 || ARCH_ARM_CORTEX_A || ARCH_RISCV64
     default n
     help
diff --git a/components/net/Kconfig b/components/net/Kconfig
index 6411cc5e0c..cfe7fbca68 100644
--- a/components/net/Kconfig
+++ b/components/net/Kconfig
@@ -44,6 +44,7 @@ config RT_USING_SAL
         config SAL_USING_AF_UNIX
             bool "Enable support AF_UNIX socket"
             default n
+            default y if RT_USING_LWP
             select LWIP_NETIF_LINK_CALLBACK
 
         if !SAL_USING_POSIX
-- 
Gitee