From mboxrd@z Thu Jan 1 00:00:00 1970 From: Axel Lin Subject: [PATCH] mmc: pxamci: Use DIV_ROUND_UP at appropriate places Date: Tue, 10 Apr 2012 10:00:10 +0800 Message-ID: <1334023210.16328.3.camel@phoenix> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-iy0-f174.google.com ([209.85.210.174]:59893 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754093Ab2DJCAQ (ORCPT ); Mon, 9 Apr 2012 22:00:16 -0400 Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: Chris Ball , Anton Vorontsov , Viresh Kumar , David Brown , linux-mmc@vger.kernel.org Signed-off-by: Axel Lin --- drivers/mmc/host/pxamci.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c index cb2dc0e..4b89e73 100644 --- a/drivers/mmc/host/pxamci.c +++ b/drivers/mmc/host/pxamci.c @@ -190,7 +190,7 @@ static void pxamci_setup_data(struct pxamci_host *host, struct mmc_data *data) clks = (unsigned long long)data->timeout_ns * host->clkrate; do_div(clks, 1000000000UL); timeout = (unsigned int)clks + (data->timeout_clks << host->clkrt); - writel((timeout + 255) / 256, host->base + MMC_RDTO); + writel(DIV_ROUND_UP(timeout, 256), host->base + MMC_RDTO); if (data->flags & MMC_DATA_READ) { host->dma_dir = DMA_FROM_DEVICE; @@ -636,7 +636,7 @@ static int pxamci_probe(struct platform_device *pdev) /* * Calculate minimum clock rate, rounding up. */ - mmc->f_min = (host->clkrate + 63) / 64; + mmc->f_min = DIV_ROUND_UP(host->clkrate, 64); mmc->f_max = (mmc_has_26MHz()) ? 26000000 : host->clkrate; pxamci_init_ocr(host); -- 1.7.5.4