[media] use IS_ENABLED() macro

This patch introduces the use of IS_ENABLED() macro. For example,
replacing:
 #if defined(CONFIG_I2C) || (defined(CONFIG_I2C_MODULE) && defined(MODULE))
with:
 #if IS_ENABLED(CONFIG_I2C)
All changes made by this patch respect the same replacement pattern.

Reported-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Acked-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/pci/cx88/cx88-dvb.c b/drivers/media/pci/cx88/cx88-dvb.c
index 50b5ac5..672b267 100644
--- a/drivers/media/pci/cx88/cx88-dvb.c
+++ b/drivers/media/pci/cx88/cx88-dvb.c
@@ -265,7 +265,7 @@
 	.demod_address  = 0x08,
 };
 
-#if defined(CONFIG_VIDEO_CX88_VP3054) || (defined(CONFIG_VIDEO_CX88_VP3054_MODULE) && defined(MODULE))
+#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
 static int dntv_live_dvbt_pro_demod_init(struct dvb_frontend* fe)
 {
 	static const u8 clock_config []  = { 0x89, 0x38, 0x38 };
@@ -1127,7 +1127,7 @@
 		}
 		break;
 	case CX88_BOARD_DNTV_LIVE_DVB_T_PRO:
-#if defined(CONFIG_VIDEO_CX88_VP3054) || (defined(CONFIG_VIDEO_CX88_VP3054_MODULE) && defined(MODULE))
+#if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
 		/* MT352 is on a secondary I2C bus made from some GPIO lines */
 		fe0->dvb.frontend = dvb_attach(mt352_attach, &dntv_live_dvbt_pro_config,
 					       &dev->vp3054->adap);