[media] dvbdev: use adapter arg for dvb_create_media_graph()

Instead of using media_dev argument for dvb_create_media_graph(),
use the adapter.

That allows to create a stub for this function, if compiled
without DVB support, avoiding to add extra if's at the drivers.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

6 files changed, 15 insertions, 10 deletions

diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c
index dd3c1516013f..387db145d37e 100644
--- a/drivers/media/common/siano/smsdvb-main.c
+++ b/drivers/media/common/siano/smsdvb-main.c
@@ -1185,7 +1185,7 @@ static int smsdvb_hotplug(struct smscore_device_t *coredev,
         if (smsdvb_debugfs_create(client) < 0)
                 pr_info("failed to create debugfs node\n");
 
-        dvb_create_media_graph(coredev->media_dev);
+        dvb_create_media_graph(&client->adapter);
 
         pr_info("DVB interface registered.\n");
         return 0;
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 0af9d0c5f889..13bb57f0457f 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -381,9 +381,10 @@ void dvb_unregister_device(struct dvb_device *dvbdev)
 EXPORT_SYMBOL(dvb_unregister_device);
 
 
-void dvb_create_media_graph(struct media_device *mdev)
-{
 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
+void dvb_create_media_graph(struct dvb_adapter *adap)
+{
+        struct media_device *mdev = adap->mdev;
         struct media_entity *entity, *tuner = NULL, *fe = NULL;
         struct media_entity *demux = NULL, *dvr = NULL, *ca = NULL;
 
@@ -421,9 +422,9 @@ void dvb_create_media_graph(struct media_device *mdev)
 
         if (demux && ca)
                 media_entity_create_link(demux, 1, ca, 0, MEDIA_LNK_FL_ENABLED);
-#endif
 }
 EXPORT_SYMBOL_GPL(dvb_create_media_graph);
+#endif
 
 static int dvbdev_check_free_adapter_num(int num)
 {
diff --git a/drivers/media/dvb-core/dvbdev.h b/drivers/media/dvb-core/dvbdev.h
index 467c1311bd4c..556c9e9d1d4e 100644
--- a/drivers/media/dvb-core/dvbdev.h
+++ b/drivers/media/dvb-core/dvbdev.h
@@ -122,7 +122,12 @@ extern int dvb_register_device (struct dvb_adapter *adap,
                                 int type);
 
 extern void dvb_unregister_device (struct dvb_device *dvbdev);
-void dvb_create_media_graph(struct media_device *mdev);
+
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+void dvb_create_media_graph(struct dvb_adapter *adap);
+#else
+static inline void dvb_create_media_graph(struct dvb_adapter *adap) {}
+#endif
 
 extern int dvb_generic_open (struct inode *inode, struct file *file);
 extern int dvb_generic_release (struct inode *inode, struct file *file);
diff --git a/drivers/media/usb/cx231xx/cx231xx-dvb.c b/drivers/media/usb/cx231xx/cx231xx-dvb.c
index 44229a2c2d32..8bf2baae387f 100644
--- a/drivers/media/usb/cx231xx/cx231xx-dvb.c
+++ b/drivers/media/usb/cx231xx/cx231xx-dvb.c
@@ -540,9 +540,8 @@ static int register_dvb(struct cx231xx_dvb *dvb,
 
         /* register network adapter */
         dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
-#ifdef CONFIG_MEDIA_CONTROLLER_DVB
-        dvb_create_media_graph(dev->media_dev);
-#endif
+        dvb_create_media_graph(&dvb->adapter);
+
         return 0;
 
 fail_fe_conn:
diff --git a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
index 0666c8f33ac7..08a3cd1c8b44 100644
--- a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
+++ b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
@@ -702,7 +702,7 @@ static int dvb_usbv2_adapter_frontend_init(struct dvb_usb_adapter *adap)
                 }
         }
 
-        dvb_create_media_graph(adap->dvb_adap.mdev);
+        dvb_create_media_graph(&adap->dvb_adap);
 
         return 0;
 
diff --git a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
index a7bc4535c58f..6c9f5ecf949c 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
@@ -320,7 +320,7 @@ int dvb_usb_adapter_frontend_init(struct dvb_usb_adapter *adap)
                 adap->num_frontends_initialized++;
         }
 
-        dvb_create_media_graph(adap->dvb_adap.mdev);
+        dvb_create_media_graph(&adap->dvb_adap);
 
         return 0;
 }