[media] saa7134: use pr_warn() on some places where no KERN_foo were used

On a few places, mostly during board detection, some printk()
macros were called without especifying any message level.

Those are actually warnings. So, use pr_warn() for them.
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/pci/saa7134/saa7134-cards.c

@@ -7159,7 +7159,7 @@ MODULE_DEVICE_TABLE(pci, saa7134_pci_tbl);
 
 static void board_flyvideo(struct saa7134_dev *dev)
 {
-	printk("%s: there are different flyvideo cards with different tuners\n"
+	pr_warn("%s: there are different flyvideo cards with different tuners\n"
 		"%s: out there, you might have to use the tuner=<nr> insmod\n"
 		"%s: option to override the default value.\n",
 		dev->name, dev->name, dev->name);
@@ -7513,7 +7513,7 @@ int saa7134_board_init1(struct saa7134_dev *dev)
 		dev->has_remote = SAA7134_REMOTE_GPIO;
 		break;
 	case SAA7134_BOARD_MD5044:
-		printk("%s: seems there are two different versions of the MD5044\n"
+		pr_warn("%s: seems there are two different versions of the MD5044\n"
 			"%s: (with the same ID) out there.  If sound doesn't work for\n"
 			"%s: you try the audio_clock_override=0x200000 insmod option.\n",
 			dev->name,dev->name,dev->name);
@@ -7641,7 +7641,7 @@ int saa7134_board_init1(struct saa7134_dev *dev)
 		dev->has_remote = SAA7134_REMOTE_I2C;
 		break;
 	case SAA7134_BOARD_AVERMEDIA_A169_B:
-		printk("%s: %s: dual saa713x broadcast decoders\n"
+		pr_warn("%s: %s: dual saa713x broadcast decoders\n"
 			"%s: Sorry, none of the inputs to this chip are supported yet.\n"
 			"%s: Dual decoder functionality is disabled for now, use the other chip.\n",
 			dev->name,card(dev).name,dev->name,dev->name);
@@ -7790,7 +7790,7 @@ int saa7134_board_init2(struct saa7134_dev *dev)
 		if (board == dev->board)
 			break;
 		dev->board = board;
-		printk("%s: board type fixup: %s\n", dev->name,
+		pr_warn("%s: board type fixup: %s\n", dev->name,
 		saa7134_boards[dev->board].name);
 		dev->tuner_type = saa7134_boards[dev->board].tuner_type;
 

drivers/media/pci/saa7134/saa7134-core.c

@@ -947,7 +947,7 @@ static int saa7134_initdev(struct pci_dev *pci_dev,
 	       dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0));
 	pci_set_master(pci_dev);
 	if (!pci_dma_supported(pci_dev, DMA_BIT_MASK(32))) {
-		printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name);
+		pr_warn("%s: Oops: no 32bit PCI DMA ???\n", dev->name);
 		err = -EIO;
 		goto fail1;
 	}