perf hists: Introduce perf_hpp__setup_hists_formats()

[cascardo/linux.git] / tools / perf / ui / hist.c

diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 7c0585c..3a15e84 100644 (file)
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -5,6 +5,7 @@
 #include "../util/util.h"
 #include "../util/sort.h"
 #include "../util/evsel.h"
+#include "../util/evlist.h"
 
 /* hist period print (hpp) functions */
 
@@ -715,3 +716,65 @@ void perf_hpp__set_user_width(const char *width_list_str)
                        break;
        }
 }
+
+static int add_hierarchy_fmt(struct hists *hists, struct perf_hpp_fmt *fmt)
+{
+       struct perf_hpp_list_node *node = NULL;
+       struct perf_hpp_fmt *fmt_copy;
+       bool found = false;
+
+       list_for_each_entry(node, &hists->hpp_formats, list) {
+               if (node->level == fmt->level) {
+                       found = true;
+                       break;
+               }
+       }
+
+       if (!found) {
+               node = malloc(sizeof(*node));
+               if (node == NULL)
+                       return -1;
+
+               node->level = fmt->level;
+               perf_hpp_list__init(&node->hpp);
+
+               list_add_tail(&node->list, &hists->hpp_formats);
+       }
+
+       fmt_copy = perf_hpp_fmt__dup(fmt);
+       if (fmt_copy == NULL)
+               return -1;
+
+       list_add_tail(&fmt_copy->list, &node->hpp.fields);
+       list_add_tail(&fmt_copy->sort_list, &node->hpp.sorts);
+
+       return 0;
+}
+
+int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
+                                 struct perf_evlist *evlist)
+{
+       struct perf_evsel *evsel;
+       struct perf_hpp_fmt *fmt;
+       struct hists *hists;
+       int ret;
+
+       if (!symbol_conf.report_hierarchy)
+               return 0;
+
+       evlist__for_each(evlist, evsel) {
+               hists = evsel__hists(evsel);
+
+               perf_hpp_list__for_each_sort_list(list, fmt) {
+                       if (perf_hpp__is_dynamic_entry(fmt) &&
+                           !perf_hpp__defined_dynamic_entry(fmt, hists))
+                               continue;
+
+                       ret = add_hierarchy_fmt(hists, fmt);
+                       if (ret < 0)
+                               return ret;
+               }
+       }
+
+       return 0;
+}