media: streamzap: ensure rx resolution can be retrieved

The receiver resolution is not populated. The resolution can be used to for
various purposes like calculating the margins the decoder should use.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/rc/streamzap.c

@@ -293,6 +293,7 @@ static struct rc_dev *streamzap_init_rc_dev(struct streamzap_ir *sz)
 	rdev->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER;
 	rdev->driver_name = DRIVER_NAME;
 	rdev->map_name = RC_MAP_STREAMZAP;
+	rdev->rx_resolution = SZ_RESOLUTION;
 
 	ret = rc_register_device(rdev);
 	if (ret < 0) {