media: sp8870: move it to staging

This driver is used only by av7110, which is preparing for
its retirement. So, move this ancillary driver to stay together
with av7110.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/dvb-frontends/Kconfig

@@ -323,18 +323,6 @@ config DVB_TDA10071
 comment "DVB-T (terrestrial) frontends"
 	depends on DVB_CORE
 
-config DVB_SP8870
-	tristate "Spase sp8870 based"
-	depends on DVB_CORE && I2C
-	default m if !MEDIA_SUBDRV_AUTOSELECT
-	help
-	  A DVB-T tuner module. Say Y when you want to support this frontend.
-
-	  This driver needs external firmware. Please use the command
-	  "<kerneldir>/scripts/get_dvb_firmware sp8870" to
-	  download/extract it, and then copy it to /usr/lib/hotplug/firmware
-	  or /lib/firmware (depending on configuration of firmware hotplug).
-
 config DVB_SP887X
 	tristate "Spase sp887x based"
 	depends on DVB_CORE && I2C

drivers/media/dvb-frontends/Makefile

@@ -20,7 +20,6 @@ obj-$(CONFIG_DVB_PLL) += dvb-pll.o
 obj-$(CONFIG_DVB_STV0299) += stv0299.o
 obj-$(CONFIG_DVB_STB0899) += stb0899.o
 obj-$(CONFIG_DVB_STB6100) += stb6100.o
-obj-$(CONFIG_DVB_SP8870) += sp8870.o
 obj-$(CONFIG_DVB_CX22700) += cx22700.o
 obj-$(CONFIG_DVB_S5H1432) += s5h1432.o
 obj-$(CONFIG_DVB_CX24110) += cx24110.o

drivers/staging/media/av7110/Kconfig

@@ -72,3 +72,23 @@ config DVB_BUDGET_PATCH
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called budget-patch.
+
+if DVB_AV7110
+
+# Frontend driver that it is used only by AV7110 driver
+# While technically independent, it doesn't make sense to keep
+# it if we drop support for AV7110, as no other driver will use it.
+
+config DVB_SP8870
+	tristate "Spase sp8870 based"
+	depends on DVB_CORE && I2C
+	default m if !MEDIA_SUBDRV_AUTOSELECT
+	help
+	  A DVB-T tuner module. Say Y when you want to support this frontend.
+
+	  This driver needs external firmware. Please use the command
+	  "<kerneldir>/scripts/get_dvb_firmware sp8870" to
+	  download/extract it, and then copy it to /usr/lib/hotplug/firmware
+	  or /lib/firmware (depending on configuration of firmware hotplug).
+
+endif

drivers/staging/media/av7110/Makefile

@@ -14,6 +14,8 @@ obj-$(CONFIG_DVB_BUDGET_PATCH) += budget-patch.o
 
 obj-$(CONFIG_DVB_AV7110) += dvb-ttpci.o
 
+obj-$(CONFIG_DVB_SP8870) += sp8870.o
+
 ccflags-y += -I $(srctree)/drivers/media/dvb-frontends
 ccflags-y += -I $(srctree)/drivers/media/tuners
 ccflags-y += -I $(srctree)/drivers/media/pci/ttpci