Change debug macros in easy-soc-lib

Macros like err, info caused problems in compilation so changed macros
used in libeasy debug to pr_error, pr_warn, pr_info, pr_debug

Signed-off-by: Grzegorz Sluja <grzegorz.sluja@iopsys.eu>

ethernet.h

@@ -30,10 +30,10 @@
 extern "C" {
 #endif
 
-#define libethernet_err(...)	err("libethernet: " __VA_ARGS__)
-#define libethernet_warn(...)	warn("libethernet: " __VA_ARGS__)
-#define libethernet_info(...)	inf("libethernet: " __VA_ARGS__)
-#define libethernet_dbg(...)	dbg("libethernet: " __VA_ARGS__)
+#define libethernet_err(...)	pr_error("libethernet: " __VA_ARGS__)
+#define libethernet_warn(...)	pr_warn("libethernet: " __VA_ARGS__)
+#define libethernet_info(...)	pr_info("libethernet: " __VA_ARGS__)
+#define libethernet_dbg(...)	pr_debug("libethernet: " __VA_ARGS__)
 
 /* enum eth_duplex - duplex modes */
 enum eth_duplex {