diff --git a/drivers/char/ramoops.c b/drivers/char/ramoops.c
index 32aa233..c9e1028 100644
--- a/drivers/char/ramoops.c
+++ b/drivers/char/ramoops.c
@@ -19,6 +19,8 @@
  *
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/kmsg_dump.h>
@@ -111,14 +113,14 @@
 	int err = -EINVAL;
 
 	if (!pdata->mem_size) {
-		printk(KERN_ERR "ramoops: invalid size specification");
+		pr_err("invalid size specification\n");
 		goto fail3;
 	}
 
 	rounddown_pow_of_two(pdata->mem_size);
 
 	if (pdata->mem_size < RECORD_SIZE) {
-		printk(KERN_ERR "ramoops: size too small");
+		pr_err("size too small\n");
 		goto fail3;
 	}
 
@@ -128,21 +130,21 @@
 	cxt->phys_addr = pdata->mem_address;
 
 	if (!request_mem_region(cxt->phys_addr, cxt->size, "ramoops")) {
-		printk(KERN_ERR "ramoops: request mem region failed");
+		pr_err("request mem region failed\n");
 		err = -EINVAL;
 		goto fail3;
 	}
 
 	cxt->virt_addr = ioremap(cxt->phys_addr,  cxt->size);
 	if (!cxt->virt_addr) {
-		printk(KERN_ERR "ramoops: ioremap failed");
+		pr_err("ioremap failed\n");
 		goto fail2;
 	}
 
 	cxt->dump.dump = ramoops_do_dump;
 	err = kmsg_dump_register(&cxt->dump);
 	if (err) {
-		printk(KERN_ERR "ramoops: registering kmsg dumper failed");
+		pr_err("registering kmsg dumper failed\n");
 		goto fail1;
 	}
 
@@ -161,7 +163,7 @@
 	struct ramoops_context *cxt = &oops_cxt;
 
 	if (kmsg_dump_unregister(&cxt->dump) < 0)
-		printk(KERN_WARNING "ramoops: could not unregister kmsg_dumper");
+		pr_warn("could not unregister kmsg_dumper\n");
 
 	iounmap(cxt->virt_addr);
 	release_mem_region(cxt->phys_addr, cxt->size);
@@ -185,6 +187,7 @@
 		 * If we didn't find a platform device, we use module parameters
 		 * building platform data on the fly.
 		 */
+		pr_info("platform device not found, using module parameters\n");
 		dummy_data = kzalloc(sizeof(struct ramoops_platform_data),
 				     GFP_KERNEL);
 		if (!dummy_data)