perf tools: Move callchain config from record_opts to callchain_param

So that all callchain config parameters can be read/written to a single
place.  It's a preparation to consolidate handling of all callchain
options.

Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Milian Wolff <mail@milianw.de>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1411434104-5307-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index da43619..819ae4f 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -54,6 +54,9 @@
 };
 
 struct callchain_param {
+	bool			enabled;
+	enum perf_call_graph_mode record_mode;
+	u32			dump_size;
 	enum chain_mode 	mode;
 	u32			print_limit;
 	double			min_percent;
@@ -154,7 +157,7 @@
 struct option;
 struct hist_entry;
 
-int record_parse_callchain(const char *arg, struct record_opts *opts);
+int record_parse_callchain(const char *arg);
 int record_parse_callchain_opt(const struct option *opt, const char *arg, int unset);
 int record_callchain_opt(const struct option *opt, const char *arg, int unset);