From 093a6c67005148ae32a5c9e4553491b9f5c2457b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:40:51 +0000
Subject: [PATCH] disable kernel build waring
---
kernel/drivers/rpmsg/rpmsg_core.c | 23 +++++++++++++++++++++++
1 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/rpmsg/rpmsg_core.c b/kernel/drivers/rpmsg/rpmsg_core.c
index 2037a46..dc9e9d2 100644
--- a/kernel/drivers/rpmsg/rpmsg_core.c
+++ b/kernel/drivers/rpmsg/rpmsg_core.c
@@ -319,6 +319,29 @@
}
EXPORT_SYMBOL(rpmsg_set_signals);
+#ifdef CONFIG_NO_GKI
+/**
+ * rpmsg_get_mtu() - get maximum transmission buffer size for sending message.
+ * @ept: the rpmsg endpoint
+ *
+ * This function returns maximum buffer size available for a single outgoing message.
+ *
+ * Return: the maximum transmission size on success and an appropriate error
+ * value on failure.
+ */
+
+ssize_t rpmsg_get_mtu(struct rpmsg_endpoint *ept)
+{
+ if (WARN_ON(!ept))
+ return -EINVAL;
+ if (!ept->ops->get_mtu)
+ return -ENOTSUPP;
+
+ return ept->ops->get_mtu(ept);
+}
+EXPORT_SYMBOL(rpmsg_get_mtu);
+#endif
+
/*
* match a rpmsg channel with a channel info struct.
* this is used to make sure we're not creating rpmsg devices for channels
--
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