progress.c (920B)
1// SPDX-License-Identifier: GPL-2.0 2#include <linux/kernel.h> 3#include "progress.h" 4 5static void null_progress__update(struct ui_progress *p __maybe_unused) 6{ 7} 8 9static struct ui_progress_ops null_progress__ops = 10{ 11 .update = null_progress__update, 12}; 13 14struct ui_progress_ops *ui_progress__ops = &null_progress__ops; 15 16void ui_progress__update(struct ui_progress *p, u64 adv) 17{ 18 u64 last = p->curr; 19 20 p->curr += adv; 21 22 if (p->curr >= p->next) { 23 u64 nr = DIV_ROUND_UP(p->curr - last, p->step); 24 25 p->next += nr * p->step; 26 ui_progress__ops->update(p); 27 } 28} 29 30void __ui_progress__init(struct ui_progress *p, u64 total, 31 const char *title, bool size) 32{ 33 p->curr = 0; 34 p->next = p->step = total / 16 ?: 1; 35 p->total = total; 36 p->title = title; 37 p->size = size; 38 39 if (ui_progress__ops->init) 40 ui_progress__ops->init(p); 41} 42 43void ui_progress__finish(void) 44{ 45 if (ui_progress__ops->finish) 46 ui_progress__ops->finish(); 47}