summaryrefslogtreecommitdiffstats
path: root/arch/sh/include/asm/ftrace.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include/asm/ftrace.h')
-rw-r--r--arch/sh/include/asm/ftrace.h28
1 files changed, 27 insertions, 1 deletions
diff --git a/arch/sh/include/asm/ftrace.h b/arch/sh/include/asm/ftrace.h
index 3aed362c946..8fea7d8c825 100644
--- a/arch/sh/include/asm/ftrace.h
+++ b/arch/sh/include/asm/ftrace.h
@@ -1,8 +1,34 @@
#ifndef __ASM_SH_FTRACE_H
#define __ASM_SH_FTRACE_H
+#ifdef CONFIG_FUNCTION_TRACER
+
+#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
+
#ifndef __ASSEMBLY__
extern void mcount(void);
-#endif
+
+#define MCOUNT_ADDR ((long)(mcount))
+
+#ifdef CONFIG_DYNAMIC_FTRACE
+#define CALLER_ADDR ((long)(ftrace_caller))
+#define STUB_ADDR ((long)(ftrace_stub))
+
+#define MCOUNT_INSN_OFFSET ((STUB_ADDR - CALLER_ADDR) >> 1)
+
+struct dyn_arch_ftrace {
+ /* No extra data needed on sh */
+};
+
+#endif /* CONFIG_DYNAMIC_FTRACE */
+
+static inline unsigned long ftrace_call_adjust(unsigned long addr)
+{
+ /* 'addr' is the memory table address. */
+ return addr;
+}
+
+#endif /* __ASSEMBLY__ */
+#endif /* CONFIG_FUNCTION_TRACER */
#endif /* __ASM_SH_FTRACE_H */