V4L/DVB (5639): Fix Kconfig dependencies for ivtv

ivtv were wrongly marked as dependent of USB.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/ivtv/Kconfig

 config VIDEO_IVTV
 	tristate "Conexant cx23416/cx23415 MPEG encoder/decoder support"
-	depends on VIDEO_V4L1 && VIDEO_V4L2 && USB && I2C && EXPERIMENTAL && PCI
+	depends on VIDEO_V4L1 && VIDEO_V4L2 && PCI && I2C && EXPERIMENTAL
 	select FW_LOADER
 	select VIDEO_TUNER
 	select VIDEO_TVEEPROM

drivers/media/video/ivtv/ivtv-driver.h

@@ -67,14 +67,6 @@
 
 #include <media/ivtv.h>
 
-#ifdef CONFIG_LIRC_I2C
-#  error "This driver is not compatible with the LIRC I2C kernel configuration option."
-#endif /* CONFIG_LIRC_I2C */
-
-#ifndef CONFIG_PCI
-#  error "This driver requires kernel PCI support."
-#endif /* CONFIG_PCI */
-
 #define IVTV_ENCODER_OFFSET	0x00000000
 #define IVTV_ENCODER_SIZE	0x00800000	/* Last half isn't needed 0x01000000 */