[media] et61x251: Use current logging styles

Add pr_fmt and convert printks to pr_<level>
Remove explicit prefixes from logging messages.
One of the prefixes was defective, a copy/paste error.
Use ##__VA_ARGS__ for variadic macros.
Whitespace neatening.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/et61x251/et61x251.h

@@ -165,45 +165,49 @@ et61x251_attach_sensor(struct et61x251_device* cam,
 #undef DBG
 #undef KDBG
 #ifdef ET61X251_DEBUG
-#	define DBG(level, fmt, args...)                                       \
+#define DBG(level, fmt, ...)						\
 do {									\
 	if (debug >= (level)) {						\
 		if ((level) == 1)					\
-			dev_err(&cam->usbdev->dev, fmt "\n", ## args);        \
+			dev_err(&cam->usbdev->dev, fmt "\n",		\
+				##__VA_ARGS__);				\
 		else if ((level) == 2)					\
-			dev_info(&cam->usbdev->dev, fmt "\n", ## args);       \
+			dev_info(&cam->usbdev->dev, fmt "\n",		\
+				 ##__VA_ARGS__);			\
 		else if ((level) >= 3)					\
 			dev_info(&cam->usbdev->dev, "[%s:%s:%d] " fmt "\n", \
-				 __FILE__, __func__, __LINE__ , ## args); \
+				 __FILE__, __func__, __LINE__,		\
+				 ##__VA_ARGS__);			\
 	}								\
 } while (0)
-#	define KDBG(level, fmt, args...)                                      \
+#define KDBG(level, fmt, ...)						\
 do {									\
 	if (debug >= (level)) {						\
 		if ((level) == 1 || (level) == 2)			\
-			pr_info("et61x251: " fmt "\n", ## args);              \
+			pr_info(fmt "\n", ##__VA_ARGS__);		\
 		else if ((level) == 3)					\
-			pr_debug("sn9c102: [%s:%s:%d] " fmt "\n", __FILE__,   \
-				 __func__, __LINE__ , ## args);           \
+			pr_debug("[%s:%s:%d] " fmt "\n",		\
+				 __FILE__,  __func__, __LINE__,		\
+				 ##__VA_ARGS__);			\
 	}								\
 } while (0)
-#	define V4LDBG(level, name, cmd)                                       \
+#define V4LDBG(level, name, cmd)					\
 do {									\
 	if (debug >= (level))						\
 		v4l_print_ioctl(name, cmd);				\
 } while (0)
 #else
-#	define DBG(level, fmt, args...) do {;} while(0)
-#	define KDBG(level, fmt, args...) do {;} while(0)
-#	define V4LDBG(level, name, cmd) do {;} while(0)
+#define DBG(level, fmt, ...) do {;} while(0)
+#define KDBG(level, fmt, ...) do {;} while(0)
+#define V4LDBG(level, name, cmd) do {;} while(0)
 #endif
 
 #undef PDBG
-#define PDBG(fmt, args...)                                                    \
-dev_info(&cam->usbdev->dev, "[%s:%s:%d] " fmt "\n", __FILE__, __func__,   \
-	 __LINE__ , ## args)
+#define PDBG(fmt, ...)							\
+	dev_info(&cam->usbdev->dev, "[%s:%s:%d] " fmt "\n",		\
+		 __FILE__, __func__, __LINE__, ##__VA_ARGS__)
 
 #undef PDBGG
-#define PDBGG(fmt, args...) do {;} while(0) /* placeholder */
+#define PDBGG(fmt, args...) do {;} while (0) /* placeholder */
 
 #endif /* _ET61X251_H_ */

drivers/media/video/et61x251/et61x251_core.c

@@ -18,6 +18,8 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.               *
  ***************************************************************************/
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/version.h>
 #include <linux/module.h>
 #include <linux/init.h>

drivers/media/video/et61x251/et61x251_tas5130d1b.c

@@ -19,6 +19,8 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.               *
  ***************************************************************************/
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include "et61x251_sensor.h"