From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/pwm/pwm-clps711x.c | 13 +++----------
1 files changed, 3 insertions(+), 10 deletions(-)
diff --git a/kernel/drivers/pwm/pwm-clps711x.c b/kernel/drivers/pwm/pwm-clps711x.c
index f5be116..ba9500a 100644
--- a/kernel/drivers/pwm/pwm-clps711x.c
+++ b/kernel/drivers/pwm/pwm-clps711x.c
@@ -1,12 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* Cirrus Logic CLPS711X PWM driver
- *
- * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Author: Alexander Shiyan <shc_work@mail.ru>
*/
#include <linux/clk.h>
@@ -48,9 +43,7 @@
static unsigned int clps711x_get_duty(struct pwm_device *pwm, unsigned int v)
{
/* Duty cycle 0..15 max */
- /* DIV_ROUND_CLOSEST(v * 0xf, pwm->args.period) with u64 divisor */
- unsigned long long tmp = (v * 0xf) + do_div(pwm->args.period, 2);
- return div64_u64(tmp, pwm->args.period);
+ return DIV64_U64_ROUND_CLOSEST(v * 0xf, pwm->args.period);
}
static int clps711x_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
--
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