xref: /openbmc/linux/arch/sparc/include/asm/ftrace.h (revision 48c926cd)
1 #ifndef _ASM_SPARC64_FTRACE
2 #define _ASM_SPARC64_FTRACE
3 
4 #ifdef CONFIG_MCOUNT
5 #define MCOUNT_ADDR		((unsigned long)(_mcount))
6 #define MCOUNT_INSN_SIZE	4 /* sizeof mcount call */
7 
8 #ifndef __ASSEMBLY__
9 void _mcount(void);
10 #endif
11 
12 #endif /* CONFIG_MCOUNT */
13 
14 #if defined(CONFIG_SPARC64) && !defined(CC_USE_FENTRY)
15 #define HAVE_FUNCTION_GRAPH_FP_TEST
16 #endif
17 
18 #ifdef CONFIG_DYNAMIC_FTRACE
19 /* reloction of mcount call site is the same as the address */
20 static inline unsigned long ftrace_call_adjust(unsigned long addr)
21 {
22 	return addr;
23 }
24 
25 struct dyn_arch_ftrace {
26 };
27 #endif /*  CONFIG_DYNAMIC_FTRACE */
28 
29 unsigned long prepare_ftrace_return(unsigned long parent,
30 				    unsigned long self_addr,
31 				    unsigned long frame_pointer);
32 
33 #endif /* _ASM_SPARC64_FTRACE */
34