linux-kernel - [PATCH] hwmon: (pwm-fan) Let ctx->pwm_value be assigned only in __set

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Message-ID: <20211130030046.3920-1-billy_tsai@aspeedtech.com>
Date:   Tue, 30 Nov 2021 11:00:46 +0800
From:   Billy Tsai <billy_tsai@...eedtech.com>
To:     <b.zolnierkie@...sung.com>, <jdelvare@...e.com>,
        <linux@...ck-us.net>, <u.kleine-koenig@...gutronix.de>,
        <linux-hwmon@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <BMC-SW@...eedtech.com>
Subject: [PATCH] hwmon: (pwm-fan) Let ctx->pwm_value be assigned only in __set_pwm

This patch is used to fix the bug when pwm_fan_probe the pwm_value will
be out of sync with the PWM hardware drivers.

Fixes: 86585c61972f ("hwmon: (pwm-fan) stop using legacy PWM functions and some cleanups")
Signed-off-by: Billy Tsai <billy_tsai@...eedtech.com>
---
 drivers/hwmon/pwm-fan.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c
index 17518b4cab1b..f12b9a28a232 100644
--- a/drivers/hwmon/pwm-fan.c
+++ b/drivers/hwmon/pwm-fan.c
@@ -336,8 +336,6 @@ static int pwm_fan_probe(struct platform_device *pdev)
 			return ret;
 	}
 
-	ctx->pwm_value = MAX_PWM;
-
 	pwm_init_state(ctx->pwm, &ctx->pwm_state);
 
 	/*
-- 
2.25.1