mirror of https://gitee.com/openkylin/linux.git
48 lines
920 B
C
48 lines
920 B
C
// SPDX-License-Identifier: GPL-2.0
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#include <linux/kernel.h>
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#include "progress.h"
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static void null_progress__update(struct ui_progress *p __maybe_unused)
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{
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}
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static struct ui_progress_ops null_progress__ops =
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{
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.update = null_progress__update,
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};
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struct ui_progress_ops *ui_progress__ops = &null_progress__ops;
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void ui_progress__update(struct ui_progress *p, u64 adv)
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{
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u64 last = p->curr;
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p->curr += adv;
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if (p->curr >= p->next) {
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u64 nr = DIV_ROUND_UP(p->curr - last, p->step);
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p->next += nr * p->step;
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ui_progress__ops->update(p);
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}
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}
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void __ui_progress__init(struct ui_progress *p, u64 total,
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const char *title, bool size)
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{
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p->curr = 0;
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p->next = p->step = total / 16 ?: 1;
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p->total = total;
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p->title = title;
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p->size = size;
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if (ui_progress__ops->init)
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ui_progress__ops->init(p);
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}
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void ui_progress__finish(void)
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{
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if (ui_progress__ops->finish)
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ui_progress__ops->finish();
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}
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