change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/pwm/pwm-lp3943.c
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@@ -1,13 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * TI/National Semiconductor LP3943 PWM driver
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  *
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  * Copyright 2013 Texas Instruments
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  *
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  * Author: Milo Kim <milo.kim@ti.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; version 2.
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  */
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 #include <linux/err.h>
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@@ -128,6 +125,7 @@
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 	if (err)
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 		return err;
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+	duty_ns = min(duty_ns, period_ns);
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 	val = (u8)(duty_ns * LP3943_MAX_DUTY / period_ns);
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 	return lp3943_write_byte(lp3943, reg_duty, val);