xref: /linux/arch/csky/include/asm/ftrace.h (revision b7019ac550eb3916f34d79db583e9b7ea2524afa)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 // Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
3 
4 #ifndef __ASM_CSKY_FTRACE_H
5 #define __ASM_CSKY_FTRACE_H
6 
7 #define MCOUNT_INSN_SIZE	14
8 
9 #define HAVE_FUNCTION_GRAPH_FP_TEST
10 
11 #define HAVE_FUNCTION_GRAPH_RET_ADDR_PTR
12 
13 #define MCOUNT_ADDR	((unsigned long)_mcount)
14 
15 #ifndef __ASSEMBLY__
16 
17 extern void _mcount(unsigned long);
18 
19 extern void ftrace_graph_call(void);
20 
21 static inline unsigned long ftrace_call_adjust(unsigned long addr)
22 {
23 	return addr;
24 }
25 
26 struct dyn_arch_ftrace {
27 };
28 #endif /* !__ASSEMBLY__ */
29 #endif /* __ASM_CSKY_FTRACE_H */
30