kernel/tools/perf/ui/progress.c

   1 #include "../cache.h"
   2 #include "progress.h"
   3
   4 static void null_progress__update(struct ui_progress *p __maybe_unused)
   5 {
   6 }
   7
   8 static struct ui_progress_ops null_progress__ops =
   9 {
  10         .update = null_progress__update,
  11 };
  12
  13 struct ui_progress_ops *ui_progress__ops = &null_progress__ops;
  14
  15 void ui_progress__update(struct ui_progress *p, u64 adv)
  16 {
  17         p->curr += adv;
  18
  19         if (p->curr >= p->next) {
  20                 p->next += p->step;
  21                 ui_progress__ops->update(p);
  22         }
  23 }
  24
  25 void ui_progress__init(struct ui_progress *p, u64 total, const char *title)
  26 {
  27         p->curr = 0;
  28         p->next = p->step = total / 16;
  29         p->total = total;
  30         p->title = title;
  31
  32 }
  33
  34 void ui_progress__finish(void)
  35 {
  36         if (ui_progress__ops->finish)
  37                 ui_progress__ops->finish();
  38 }