[media] em28xx: use pr_foo instead of em28xx-specific printk macros

There's no reason to keep using em28xx-specific printk macros
here. Just use pr_foo().

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
diff --git a/drivers/media/usb/em28xx/em28xx-camera.c b/drivers/media/usb/em28xx/em28xx-camera.c
index 72f3f4d..bc07166 100644
--- a/drivers/media/usb/em28xx/em28xx-camera.c
+++ b/drivers/media/usb/em28xx/em28xx-camera.c
@@ -19,14 +19,14 @@
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
+#include "em28xx.h"
+
 #include <linux/i2c.h>
 #include <media/soc_camera.h>
 #include <media/i2c/mt9v011.h>
 #include <media/v4l2-clk.h>
 #include <media/v4l2-common.h>
 
-#include "em28xx.h"
-
 /* Possible i2c addresses of Micron sensors */
 static unsigned short micron_sensor_addrs[] = {
 	0xb8 >> 1,   /* MT9V111, MT9V403 */
@@ -120,13 +120,13 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev)
 		ret = i2c_master_send(&client, &reg, 1);
 		if (ret < 0) {
 			if (ret != -ENXIO)
-				em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+				pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 					      client.addr << 1, ret);
 			continue;
 		}
 		ret = i2c_master_recv(&client, (u8 *)&id_be, 2);
 		if (ret < 0) {
-			em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+			pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 				      client.addr << 1, ret);
 			continue;
 		}
@@ -135,13 +135,13 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev)
 		reg = 0xff;
 		ret = i2c_master_send(&client, &reg, 1);
 		if (ret < 0) {
-			em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+			pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 				      client.addr << 1, ret);
 			continue;
 		}
 		ret = i2c_master_recv(&client, (u8 *)&id_be, 2);
 		if (ret < 0) {
-			em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+			pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 				      client.addr << 1, ret);
 			continue;
 		}
@@ -180,15 +180,15 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev)
 			dev->em28xx_sensor = EM28XX_MT9M001;
 			break;
 		default:
-			em28xx_info("unknown Micron sensor detected: 0x%04x\n",
+			pr_info("unknown Micron sensor detected: 0x%04x\n",
 				    id);
 			return 0;
 		}
 
 		if (dev->em28xx_sensor == EM28XX_NOSENSOR)
-			em28xx_info("unsupported sensor detected: %s\n", name);
+			pr_info("unsupported sensor detected: %s\n", name);
 		else
-			em28xx_info("sensor %s detected\n", name);
+			pr_info("sensor %s detected\n", name);
 
 		dev->i2c_client[dev->def_i2c_bus].addr = client.addr;
 		return 0;
@@ -218,7 +218,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
 		ret = i2c_smbus_read_byte_data(&client, reg);
 		if (ret < 0) {
 			if (ret != -ENXIO)
-				em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+				pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 					      client.addr << 1, ret);
 			continue;
 		}
@@ -226,7 +226,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
 		reg = 0x1d;
 		ret = i2c_smbus_read_byte_data(&client, reg);
 		if (ret < 0) {
-			em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+			pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 				      client.addr << 1, ret);
 			continue;
 		}
@@ -238,7 +238,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
 		reg = 0x0a;
 		ret = i2c_smbus_read_byte_data(&client, reg);
 		if (ret < 0) {
-			em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+			pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 				      client.addr << 1, ret);
 			continue;
 		}
@@ -246,7 +246,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
 		reg = 0x0b;
 		ret = i2c_smbus_read_byte_data(&client, reg);
 		if (ret < 0) {
-			em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+			pr_err("couldn't read from i2c device 0x%02x: error %i\n",
 				      client.addr << 1, ret);
 			continue;
 		}
@@ -285,15 +285,15 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
 			name = "OV9655";
 			break;
 		default:
-			em28xx_info("unknown OmniVision sensor detected: 0x%04x\n",
+			pr_info("unknown OmniVision sensor detected: 0x%04x\n",
 				    id);
 			return 0;
 		}
 
 		if (dev->em28xx_sensor == EM28XX_NOSENSOR)
-			em28xx_info("unsupported sensor detected: %s\n", name);
+			pr_info("unsupported sensor detected: %s\n", name);
 		else
-			em28xx_info("sensor %s detected\n", name);
+			pr_info("sensor %s detected\n", name);
 
 		dev->i2c_client[dev->def_i2c_bus].addr = client.addr;
 		return 0;
@@ -317,7 +317,7 @@ int em28xx_detect_sensor(struct em28xx *dev)
 	 */
 
 	if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0) {
-		em28xx_info("No sensor detected\n");
+		pr_info("No sensor detected\n");
 		return -ENODEV;
 	}