MMC: S3C24XX: Fix use of msecs where jiffies are needed

mmc_detect_change() takes jiffies, not msecs. Convert the
previous value of msecs into jiffies before calling.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index a6224f9..6f1b474 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -584,7 +584,7 @@
 
 	dbg(host, dbg_irq, "card detect\n");
 
-	mmc_detect_change(host->mmc, 500);
+	mmc_detect_change(host->mmc, msecs_to_jiffies(500));
 
 	return IRQ_HANDLED;
 }