ata: Convert dev_printk(KERN_<LEVEL> to dev_<level>(

Saves a bit of text as the call takes fewer args.

Coalesce a few formats.
Convert a few bare printks to pr_cont.

$ size drivers/ata/built-in.o*
   text	   data	    bss	    dec	    hex	filename
 558429	  73893	 117864	 750186	  b726a	drivers/ata/built-in.o.allyesconfig.new
 559574	  73893	 117888	 751355	  b76fb	drivers/ata/built-in.o.allyesconfig.old
 149567	  14689	   4220	 168476	  2921c	drivers/ata/built-in.o.defconfig.new
 149851	  14689	   4220	 168760	  29338	drivers/ata/built-in.o.defconfig.old

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 000d03a..481089c 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5847,9 +5847,9 @@
 			rc = ap->ops->port_start(ap);
 			if (rc) {
 				if (rc != -ENODEV)
-					dev_printk(KERN_ERR, host->dev,
-						"failed to start port %d "
-						"(errno=%d)\n", i, rc);
+					dev_err(host->dev,
+						"failed to start port %d (errno=%d)\n",
+						i, rc);
 				goto err_out;
 			}
 		}
@@ -5971,8 +5971,7 @@
 
 	/* host must have been started */
 	if (!(host->flags & ATA_HOST_STARTED)) {
-		dev_printk(KERN_ERR, host->dev,
-			   "BUG: trying to register unstarted host\n");
+		dev_err(host->dev, "BUG: trying to register unstarted host\n");
 		WARN_ON(1);
 		return -EINVAL;
 	}
@@ -6242,8 +6241,8 @@
 
 	rc = pcim_enable_device(pdev);
 	if (rc) {
-		dev_printk(KERN_ERR, &pdev->dev,
-			   "failed to enable device after resume (%d)\n", rc);
+		dev_err(&pdev->dev,
+			"failed to enable device after resume (%d)\n", rc);
 		return rc;
 	}