mmc: mmci: use NSEC_PER_SEC macro

This patch replaces a constant used in calculating timeout with a proper
macro. This is make code more readable.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 7ad463e9741c0e4359b0c2c10a43f83ea3683995..c67120bf2e93f18a25e71073a00c5d04be625a5f 100644 (file)
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -719,7 +719,7 @@ static void mmci_start_data(struct mmci_host *host, struct mmc_data *data)
        data->bytes_xfered = 0;
 
        clks = (unsigned long long)data->timeout_ns * host->cclk;
-       do_div(clks, 1000000000UL);
+       do_div(clks, NSEC_PER_SEC);
 
        timeout = data->timeout_clks + (unsigned int)clks;