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=-8.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 6358EC28CC0 for ; Wed, 29 May 2019 13:12:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3771B2081C for ; Wed, 29 May 2019 13:12:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="LJ55xB9e" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726994AbfE2NMK (ORCPT ); Wed, 29 May 2019 09:12:10 -0400 Received: from mail-pf1-f193.google.com ([209.85.210.193]:40915 "EHLO mail-pf1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726628AbfE2NMJ (ORCPT ); Wed, 29 May 2019 09:12:09 -0400 Received: by mail-pf1-f193.google.com with SMTP id u17so1606076pfn.7 for ; Wed, 29 May 2019 06:12:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=0aWoIYcgxDupSGtN0AnAKiiYwQa97e1g6WE42QwvCM0=; b=LJ55xB9eU8BGL+SzpCNDOjSwgkyqnlLfr0sD8Ar1E1DlrwJbHnBEjmaxJcloSeBguX rqTwVYovi64cV45HbMYdlSE1z3ilqCrWQ5ZJ8Y8pqdtPHqL9hDKsQwzucw7d3RDaeZ4y 4cAiQ61+prb/BYYUYrMaHHsJzZ+V8vxq5SRMY1wr7RzmNRnc+SgbS5q80xAsTVnn1XZP mT1QAYgyDammYmmpSDqHj2BxUeToJQm2QuCRjCNXrqp7qDSh0qDcCpjVUwb7mGBFZYFx iLlmB9br7wU4cgIdH+DzupfAzZa12PdogkHp/4+VNyz470WbaHWafEXKGM7Co67x/dkp ySBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=0aWoIYcgxDupSGtN0AnAKiiYwQa97e1g6WE42QwvCM0=; b=l1jwGSDGNQsjK4sjrdkp2NR2uEt/frxT9K/SbCbRJgoD1ABqMd7E/DSCdMXKcweE3I VOOO0rRVx8X8ono+SbbBiZgc08i8/ieqNNdBbeqHvtDFCgB7uKCwhQ24B8kqzaF8XvsF dT+G0QY8rPCDBMofLyt/dopmUDXYGRwH+CPhhoDKLBil4FMXvviEUQNXIGMIXSMoExYS PIuaYTSY/0DH3pE8P1InphkedLcz9Dgvmo6j6padjdz2f/dtDgRwGn7f7KW806ZcrDCn IelpGnxYL6gmkVgba4xkz0haBYdToPfOrA3Z75bZ7AxALBQI5ihgjl8153RTpmvkB2ns VmcA== X-Gm-Message-State: APjAAAXV/Pe2SCX30yb+ZariXPop6hm0Ja1knvcm9eR6PPHGV2RJBjKY OTttNueMQ/i2sakH+KqFbCM= X-Google-Smtp-Source: APXvYqzJHRrczMIc52hvYh1l+W+LUzYEuTuROsJXEpl1M7zRkak4KWjbVbYAZWR8O+FJv6rGIDQ/5g== X-Received: by 2002:a62:4e0c:: with SMTP id c12mr23624554pfb.17.1559135529196; Wed, 29 May 2019 06:12:09 -0700 (PDT) Received: from localhost.localdomain ([122.163.67.155]) by smtp.gmail.com with ESMTPSA id f10sm15915670pgo.14.2019.05.29.06.12.05 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 29 May 2019 06:12:08 -0700 (PDT) From: Nishka Dasgupta To: gregkh@linuxfoundation.org, bnvandana@gmail.com, madhumithabiw@gmail.com, matt.sickler@daktronics.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Cc: Nishka Dasgupta Subject: [PATCH] staging: kpc2000: Change to use DIV_ROUND_UP Date: Wed, 29 May 2019 18:41:53 +0530 Message-Id: <20190529131153.6260-1-nishkadg.linux@gmail.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use macro DIV_ROUND_UP instead of an equivalent sequence of operations. Signed-off-by: Nishka Dasgupta --- drivers/staging/kpc2000/kpc_dma/fileops.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/staging/kpc2000/kpc_dma/fileops.c b/drivers/staging/kpc2000/kpc_dma/fileops.c index 254fee593399..7b17362461b8 100644 --- a/drivers/staging/kpc2000/kpc_dma/fileops.c +++ b/drivers/staging/kpc2000/kpc_dma/fileops.c @@ -28,10 +28,7 @@ unsigned int count_pages(unsigned long iov_base, size_t iov_len) static inline unsigned int count_parts_for_sge(struct scatterlist *sg) { - unsigned int sg_length = sg_dma_len(sg); - - sg_length += (0x80000-1); - return (sg_length / 0x80000); + return DIV_ROUND_UP(sg_dma_len(sg), 0x80000); } /********** Transfer Helpers **********/ -- 2.19.1