V4L/DVB (3496): Cpia2: move Kconfig build logic into cpia2/Kconfig

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/Kconfig

@@ -142,15 +142,7 @@ config VIDEO_CPIA_USB
 	  otherwise say N. This will not work with the Creative Webcam III.
 	  It is also available as a module (cpia_usb).
 
-config VIDEO_CPIA2
-	tristate "CPiA2 Video For Linux"
-	depends on VIDEO_DEV
-	---help---
-	  This is the video4linux driver for cameras based on Vision's CPiA2
-	  (Colour Processor Interface ASIC), such as the Digital Blue QX5
-	  Microscope. If you have one of these cameras, say Y here
-
-	  This driver is also available as a module (cpia2).
+source "drivers/media/video/cpia2/Kconfig"
 
 config VIDEO_SAA5246A
 	tristate "SAA5246A, SAA5281 Teletext processor"

drivers/media/video/cpia2/Kconfig

+config VIDEO_CPIA2
+	tristate "CPiA2 Video For Linux"
+	depends on VIDEO_DEV
+	---help---
+	  This is the video4linux driver for cameras based on Vision's CPiA2
+	  (Colour Processor Interface ASIC), such as the Digital Blue QX5
+	  Microscope. If you have one of these cameras, say Y here
+
+	  This driver is also available as a module (cpia2).