rmnet_ctl: remove dependencies

Removes hard dependendencies between rmnet_core and rmnet_ctl.

Change-Id: I9931380fc6406eec5842a824181a0bacbb6ce73a
Acked-by: Weiyi Chen <weiyic@qti.qualcomm.com>
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>

core/rmnet_ctl.h

@@ -10,8 +10,6 @@
 
 #include <linux/skbuff.h>
 
-#define CONFIG_RMNET_CTL 1
-
 enum rmnet_ctl_log_lvl {
 	RMNET_CTL_LOG_CRIT,
 	RMNET_CTL_LOG_ERR,
@@ -19,50 +17,16 @@ enum rmnet_ctl_log_lvl {
 	RMNET_CTL_LOG_DEBUG,
 };
 
-#define rmnet_ctl_log_err(msg, rc, data, len) \
-		rmnet_ctl_log(RMNET_CTL_LOG_ERR, msg, rc, data, len)
-
-#define rmnet_ctl_log_info(msg, data, len) \
-		rmnet_ctl_log(RMNET_CTL_LOG_INFO, msg, 0, data, len)
-
-#define rmnet_ctl_log_debug(msg, data, len) \
-		rmnet_ctl_log(RMNET_CTL_LOG_DEBUG, msg, 0, data, len)
-
 struct rmnet_ctl_client_hooks {
 	void (*ctl_dl_client_hook)(struct sk_buff *skb);
 };
 
-#ifdef CONFIG_RMNET_CTL
-
-void *rmnet_ctl_register_client(struct rmnet_ctl_client_hooks *hook);
-int rmnet_ctl_unregister_client(void *handle);
-int rmnet_ctl_send_client(void *handle, struct sk_buff *skb);
-void rmnet_ctl_log(enum rmnet_ctl_log_lvl lvl, const char *msg,
-		   int rc, const void *data, unsigned int len);
-
-#else
-
-static inline void *rmnet_ctl_register_client(
-			struct rmnet_ctl_client_hooks *hook)
-{
-	return NULL;
-}
-
-static inline int rmnet_ctl_unregister_client(void *handle)
-{
-	return -EINVAL;
-}
-
-static inline int rmnet_ctl_send_client(void *handle, struct sk_buff *skb)
-{
-	return -EINVAL;
-}
-
-static inline void rmnet_ctl_log(enum rmnet_ctl_log_lvl lvl, const char *msg,
-				 int rc, const void *data, unsigned int len)
-{
-}
-
-#endif /* CONFIG_RMNET_CTL */
+struct rmnet_ctl_client_if {
+	void *	(*reg)(struct rmnet_ctl_client_hooks *hook);
+	int	(*dereg)(void *handle);
+	int	(*send)(void *handle, struct sk_buff *skb);
+	void	(*log)(enum rmnet_ctl_log_lvl lvl, const char *msg, int rc,
+		       const void *data, unsigned int len);
+};
 
 #endif /* _RMNET_CTL_H_ */