From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB474C433DF for ; Wed, 20 May 2020 22:56:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B303020873 for ; Wed, 20 May 2020 22:56:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728800AbgETW4l (ORCPT ); Wed, 20 May 2020 18:56:41 -0400 Received: from alexa-out-sd-01.qualcomm.com ([199.106.114.38]:18672 "EHLO alexa-out-sd-01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728648AbgETW4I (ORCPT ); Wed, 20 May 2020 18:56:08 -0400 Received: from unknown (HELO ironmsg02-sd.qualcomm.com) ([10.53.140.142]) by alexa-out-sd-01.qualcomm.com with ESMTP; 20 May 2020 15:56:06 -0700 Received: from gurus-linux.qualcomm.com ([10.46.162.81]) by ironmsg02-sd.qualcomm.com with ESMTP; 20 May 2020 15:56:06 -0700 Received: by gurus-linux.qualcomm.com (Postfix, from userid 383780) id AEBDD4D8D; Wed, 20 May 2020 15:56:06 -0700 (PDT) From: Guru Das Srinagesh 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 Subject: [RESEND PATCH v14 07/11] pwm: sifive: Use 64-bit division macro Date: Wed, 20 May 2020 15:56:00 -0700 Message-ID: <63d1a5f93e792c6eea2040a91980ec3d7f39eeca.1589330178.git.gurus@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Message-ID: <20200520225600.2Lo4XvW9o3JTnHAqOmQdNjT9Orw5RPWU6rIDfbVfvSA@z> Since the PWM framework is switching struct pwm_args.period's datatype to u64, prepare for this transition by using DIV64_U64_ROUND_CLOSEST to handle a 64-bit divisor. Signed-off-by: Guru Das Srinagesh Acked-by: Palmer Dabbelt --- drivers/pwm/pwm-sifive.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c index cc63f9b..62de0bb 100644 --- a/drivers/pwm/pwm-sifive.c +++ b/drivers/pwm/pwm-sifive.c @@ -181,7 +181,7 @@ static int pwm_sifive_apply(struct pwm_chip *chip, struct pwm_device *pwm, * consecutively */ num = (u64)duty_cycle * (1U << PWM_SIFIVE_CMPWIDTH); - frac = DIV_ROUND_CLOSEST_ULL(num, state->period); + frac = DIV64_U64_ROUND_CLOSEST(num, state->period); /* The hardware cannot generate a 100% duty cycle */ frac = min(frac, (1U << PWM_SIFIVE_CMPWIDTH) - 1); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project