From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guru Das Srinagesh Subject: [RESEND PATCH v14 02/11] hwmon: pwm-fan: Use 64-bit division macro Date: Tue, 12 May 2020 17:39:36 -0700 Message-ID: References: Return-path: Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:62897 "EHLO alexa-out-sd-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726031AbgEMAjs (ORCPT ); Tue, 12 May 2020 20:39:48 -0400 In-Reply-To: In-Reply-To: References: Sender: linux-pwm-owner@vger.kernel.org List-Id: linux-pwm@vger.kernel.org To: linux-pwm@vger.kernel.org, Thierry Reding , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= Cc: Subbaraman Narayanamurthy , David Collins , linux-kernel@vger.kernel.org, Joe Perches , Stephen Boyd , Lee Jones , Arnd Bergmann , Geert Uytterhoeven , Guenter Roeck , Daniel Thompson , Dan Carpenter , linux-arm-kernel@lists.infradead.org, Guru Das Srinagesh Since the PWM framework is switching struct pwm_args.period's datatype to u64, prepare for this transition by using DIV_ROUND_UP_ULL to handle a 64-bit dividend. Signed-off-by: Guru Das Srinagesh Acked-by: Guenter Roeck --- drivers/hwmon/pwm-fan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c index 30b7b3e..17bb642 100644 --- a/drivers/hwmon/pwm-fan.c +++ b/drivers/hwmon/pwm-fan.c @@ -447,7 +447,7 @@ static int pwm_fan_resume(struct device *dev) return 0; pwm_get_args(ctx->pwm, &pargs); - duty = DIV_ROUND_UP(ctx->pwm_value * (pargs.period - 1), MAX_PWM); + duty = DIV_ROUND_UP_ULL(ctx->pwm_value * (pargs.period - 1), MAX_PWM); ret = pwm_config(ctx->pwm, duty, pargs.period); if (ret) return ret; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project