xref: /openbmc/linux/arch/sh/include/asm/ftrace.h (revision b627b4ed)
1 #ifndef __ASM_SH_FTRACE_H
2 #define __ASM_SH_FTRACE_H
3 
4 #ifdef CONFIG_FUNCTION_TRACER
5 
6 #define MCOUNT_INSN_SIZE	4 /* sizeof mcount call */
7 
8 #ifndef __ASSEMBLY__
9 extern void mcount(void);
10 
11 #define MCOUNT_ADDR		((long)(mcount))
12 
13 #ifdef CONFIG_DYNAMIC_FTRACE
14 #define CALLER_ADDR		((long)(ftrace_caller))
15 #define STUB_ADDR		((long)(ftrace_stub))
16 
17 #define MCOUNT_INSN_OFFSET	((STUB_ADDR - CALLER_ADDR) >> 1)
18 
19 struct dyn_arch_ftrace {
20 	/* No extra data needed on sh */
21 };
22 
23 #endif /* CONFIG_DYNAMIC_FTRACE */
24 
25 static inline unsigned long ftrace_call_adjust(unsigned long addr)
26 {
27 	/* 'addr' is the memory table address. */
28 	return addr;
29 }
30 
31 #endif /* __ASSEMBLY__ */
32 #endif /* CONFIG_FUNCTION_TRACER */
33 
34 #endif /* __ASM_SH_FTRACE_H */
35