V4L/DVB: dvb-usb: prepare drivers for using rc-core

This is a big patch, yet trivial. It just move the RC properties
to a separate struct, in order to prepare the dvb-usb drivers to
use rc-core. There's no change on the behavior of the drivers.

With this change, it is possible to have both legacy and rc-core
based code inside the dvb-usb-remote, allowing a gradual migration
to rc-core, driver per driver.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/dvb-usb/dtt200u.c b/drivers/media/dvb/dvb-usb/dtt200u.c
index c0de0c0..ca495e0 100644
--- a/drivers/media/dvb/dvb-usb/dtt200u.c
+++ b/drivers/media/dvb/dvb-usb/dtt200u.c
@@ -161,10 +161,12 @@
 	},
 	.power_ctrl      = dtt200u_power_ctrl,
 
-	.rc_interval     = 300,
-	.rc_key_map      = ir_codes_dtt200u_table,
-	.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
-	.rc_query        = dtt200u_rc_query,
+	.rc.legacy = {
+		.rc_interval     = 300,
+		.rc_key_map      = ir_codes_dtt200u_table,
+		.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
+		.rc_query        = dtt200u_rc_query,
+	},
 
 	.generic_bulk_ctrl_endpoint = 0x01,
 
@@ -206,10 +208,12 @@
 	},
 	.power_ctrl      = dtt200u_power_ctrl,
 
-	.rc_interval     = 300,
-	.rc_key_map      = ir_codes_dtt200u_table,
-	.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
-	.rc_query        = dtt200u_rc_query,
+	.rc.legacy = {
+		.rc_interval     = 300,
+		.rc_key_map      = ir_codes_dtt200u_table,
+		.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
+		.rc_query        = dtt200u_rc_query,
+	},
 
 	.generic_bulk_ctrl_endpoint = 0x01,
 
@@ -251,10 +255,12 @@
 	},
 	.power_ctrl      = dtt200u_power_ctrl,
 
-	.rc_interval     = 300,
-	.rc_key_map      = ir_codes_dtt200u_table,
-	.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
-	.rc_query        = dtt200u_rc_query,
+	.rc.legacy = {
+		.rc_interval     = 300,
+		.rc_key_map      = ir_codes_dtt200u_table,
+		.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
+		.rc_query        = dtt200u_rc_query,
+	},
 
 	.generic_bulk_ctrl_endpoint = 0x01,
 
@@ -296,10 +302,12 @@
 	},
 	.power_ctrl      = dtt200u_power_ctrl,
 
-	.rc_interval     = 300,
-	.rc_key_map      = ir_codes_dtt200u_table,
-	.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
-	.rc_query        = dtt200u_rc_query,
+	.rc.legacy = {
+		.rc_interval     = 300,
+		.rc_key_map      = ir_codes_dtt200u_table,
+		.rc_key_map_size = ARRAY_SIZE(ir_codes_dtt200u_table),
+		.rc_query        = dtt200u_rc_query,
+	},
 
 	.generic_bulk_ctrl_endpoint = 0x01,