V4L/DVB (8641): arv: fix compilation errors/warnings

- add PCI dependency for btcx
- fix compile errors (doesn't like ';' at the end of a #if 0)

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 1f6c9ee..367666d 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -34,6 +34,7 @@
 	select VIDEOBUF_GEN
 
 config VIDEO_BTCX
+	depends on PCI
 	tristate
 
 config VIDEO_IR