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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 4E546C2BB54 for ; Thu, 9 Apr 2020 06:53:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2BFC42145D for ; Thu, 9 Apr 2020 06:53:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726791AbgDIGxa (ORCPT ); Thu, 9 Apr 2020 02:53:30 -0400 Received: from alexa-out-sd-01.qualcomm.com ([199.106.114.38]:42559 "EHLO alexa-out-sd-01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725828AbgDIGwz (ORCPT ); Thu, 9 Apr 2020 02:52:55 -0400 Received: from unknown (HELO ironmsg02-sd.qualcomm.com) ([10.53.140.142]) by alexa-out-sd-01.qualcomm.com with ESMTP; 08 Apr 2020 23:52:54 -0700 Received: from gurus-linux.qualcomm.com ([10.46.162.81]) by ironmsg02-sd.qualcomm.com with ESMTP; 08 Apr 2020 23:52:54 -0700 Received: by gurus-linux.qualcomm.com (Postfix, from userid 383780) id 576D14C4D; Wed, 8 Apr 2020 23:52:54 -0700 (PDT) From: Guru Das Srinagesh To: linux-pwm@vger.kernel.org Cc: Thierry Reding , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Subbaraman Narayanamurthy , David Collins , linux-kernel@vger.kernel.org, Guru Das Srinagesh , Palmer Dabbelt , Paul Walmsley , linux-riscv@lists.infradead.org, Yash Shah , Atish Patra Subject: [PATCH v12 07/11] pwm: sifive: Use 64-bit division macro Date: Wed, 8 Apr 2020 23:52:36 -0700 Message-Id: <4d19ddbf3310a0951c569896a852f143ee20841a.1586414867.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 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. Cc: Palmer Dabbelt Cc: Paul Walmsley Cc: linux-riscv@lists.infradead.org Cc: Yash Shah Cc: Atish Patra 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