mmc: replace printk with appropriate display macro

All the files using printk function for displaying kernel messages
in the mmc driver have been replaced with corresponding macro.

Signed-off-by: Girish K S <girish.shivananjappa@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c
index 5196312..fed290e 100644
--- a/drivers/mmc/card/queue.c
+++ b/drivers/mmc/card/queue.c
@@ -197,13 +197,13 @@
 		if (bouncesz > 512) {
 			mqrq_cur->bounce_buf = kmalloc(bouncesz, GFP_KERNEL);
 			if (!mqrq_cur->bounce_buf) {
-				printk(KERN_WARNING "%s: unable to "
+				pr_warning("%s: unable to "
 					"allocate bounce cur buffer\n",
 					mmc_card_name(card));
 			}
 			mqrq_prev->bounce_buf = kmalloc(bouncesz, GFP_KERNEL);
 			if (!mqrq_prev->bounce_buf) {
-				printk(KERN_WARNING "%s: unable to "
+				pr_warning("%s: unable to "
 					"allocate bounce prev buffer\n",
 					mmc_card_name(card));
 				kfree(mqrq_cur->bounce_buf);