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    SubjectRe: [PATCH] mmc: pxamci: Use DIV_ROUND_UP at appropriate places
    On 4/10/2012 7:30 AM, Axel Lin wrote:
    > Signed-off-by: Axel Lin <axel.lin@gmail.com>
    > ---
    > 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);

    Reviewed-by: Viresh Kumar <viresh.kumar@st.com>

    --
    viresh


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