arch/microblaze/include/asm/ftrace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_MICROBLAZE_FTRACE
   3 #define _ASM_MICROBLAZE_FTRACE
   4
   5 #ifdef CONFIG_FUNCTION_TRACER
   6
   7 #define MCOUNT_ADDR             ((unsigned long)(_mcount))
   8 #define MCOUNT_INSN_SIZE        8 /* sizeof mcount call */
   9
  10 #ifndef __ASSEMBLY__
  11 extern void _mcount(void);
  12 extern void ftrace_call_graph(void);
  13 void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr);
  14 #endif
  15
  16 #ifdef CONFIG_DYNAMIC_FTRACE
  17 /* relocation of mcount call site is the same as the address */
  18 static inline unsigned long ftrace_call_adjust(unsigned long addr)
  19 {
  20         return addr;
  21 }
  22
  23 struct dyn_arch_ftrace {
  24 };
  25 #endif /* CONFIG_DYNAMIC_FTRACE */
  26
  27 #endif /* CONFIG_FUNCTION_TRACER */
  28 #endif /* _ASM_MICROBLAZE_FTRACE */