V4L/DVB (7849): cx88: fix Kconfig depencencies for FW_LOADER

cx88 doesn't need support for FW_LOADER. Instead, this is required only for
cx88-blackbird.

Also, cx88-blackbird depends on HOTPLUG, due to FW_LOADER dependency.
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/cx88/Kconfig

@@ -2,7 +2,6 @@ config VIDEO_CX88
 	tristate "Conexant 2388x (bt878 successor) support"
 	depends on VIDEO_DEV && PCI && I2C && INPUT
 	select I2C_ALGOBIT
-	select FW_LOADER
 	select VIDEO_BTCX
 	select VIDEOBUF_DMA_SG
 	select VIDEO_TUNER
@@ -34,8 +33,9 @@ config VIDEO_CX88_ALSA
 
 config VIDEO_CX88_BLACKBIRD
 	tristate "Blackbird MPEG encoder support (cx2388x + cx23416)"
-	depends on VIDEO_CX88
+	depends on VIDEO_CX88 && HOTPLUG
 	select VIDEO_CX2341X
+	select FW_LOADER
 	---help---
 	  This adds support for MPEG encoder cards based on the
 	  Blackbird reference design, using the Conexant 2388x