37 	struct media_ctl *mctl;  in snd_media_stream_init()  local
52 	mctl = kzalloc(sizeof(*mctl), GFP_KERNEL);  in snd_media_stream_init()
53 	if (!mctl)  in snd_media_stream_init()
56 	mctl->media_dev = mdev;  in snd_media_stream_init()
59 		mctl->media_entity.function = MEDIA_ENT_F_AUDIO_PLAYBACK;  in snd_media_stream_init()
60 		mctl->media_pad.flags = MEDIA_PAD_FL_SOURCE;  in snd_media_stream_init()
64 		mctl->media_entity.function = MEDIA_ENT_F_AUDIO_CAPTURE;  in snd_media_stream_init()
65 		mctl->media_pad.flags = MEDIA_PAD_FL_SINK;  in snd_media_stream_init()
68 	mctl->media_entity.name = pcm->name;  in snd_media_stream_init()
69 	media_entity_pads_init(&mctl->media_entity, 1, &mctl->media_pad);  in snd_media_stream_init()
70 	ret =  media_device_register_entity(mctl->media_dev,  in snd_media_stream_init()
71 					    &mctl->media_entity);  in snd_media_stream_init()
75 	mctl->intf_devnode = media_devnode_create(mdev, intf_type, 0,  in snd_media_stream_init()
78 	if (!mctl->intf_devnode) {  in snd_media_stream_init()
82 	mctl->intf_link = media_create_intf_link(&mctl->media_entity,  in snd_media_stream_init()
83 						 &mctl->intf_devnode->intf,  in snd_media_stream_init()
85 	if (!mctl->intf_link) {  in snd_media_stream_init()
95 						    &mctl->media_entity, 0,  in snd_media_stream_init()
103 	subs->media_ctl = mctl;  in snd_media_stream_init()
107 	media_remove_intf_link(mctl->intf_link);  in snd_media_stream_init()
109 	media_devnode_remove(mctl->intf_devnode);  in snd_media_stream_init()
111 	media_device_unregister_entity(&mctl->media_entity);  in snd_media_stream_init()
113 	kfree(mctl);  in snd_media_stream_init()
119 	struct media_ctl *mctl = subs->media_ctl;  in snd_media_stream_delete()  local
121 	if (mctl) {  in snd_media_stream_delete()
124 		mdev = mctl->media_dev;  in snd_media_stream_delete()
126 			media_devnode_remove(mctl->intf_devnode);  in snd_media_stream_delete()
127 			media_device_unregister_entity(&mctl->media_entity);  in snd_media_stream_delete()
128 			media_entity_cleanup(&mctl->media_entity);  in snd_media_stream_delete()
130 		kfree(mctl);  in snd_media_stream_delete()
137 	struct media_ctl *mctl = subs->media_ctl;  in snd_media_start_pipeline()  local
140 	if (!mctl)  in snd_media_start_pipeline()
143 	mutex_lock(&mctl->media_dev->graph_mutex);  in snd_media_start_pipeline()
144 	if (mctl->media_dev->enable_source)  in snd_media_start_pipeline()
145 		ret = mctl->media_dev->enable_source(&mctl->media_entity,  in snd_media_start_pipeline()
146 						     &mctl->media_pipe);  in snd_media_start_pipeline()
147 	mutex_unlock(&mctl->media_dev->graph_mutex);  in snd_media_start_pipeline()
153 	struct media_ctl *mctl = subs->media_ctl;  in snd_media_stop_pipeline()  local
155 	if (!mctl)  in snd_media_stop_pipeline()
158 	mutex_lock(&mctl->media_dev->graph_mutex);  in snd_media_stop_pipeline()
159 	if (mctl->media_dev->disable_source)  in snd_media_stop_pipeline()
160 		mctl->media_dev->disable_source(&mctl->media_entity);  in snd_media_stop_pipeline()
161 	mutex_unlock(&mctl->media_dev->graph_mutex);  in snd_media_stop_pipeline()
170 	struct media_mixer_ctl *mctl;  in snd_media_mixer_init()  local
193 		mctl = kzalloc(sizeof(*mctl), GFP_KERNEL);  in snd_media_mixer_init()
194 		if (!mctl)  in snd_media_mixer_init()
197 		mctl->media_dev = mdev;  in snd_media_mixer_init()
198 		mctl->media_entity.function = MEDIA_ENT_F_AUDIO_MIXER;  in snd_media_mixer_init()
199 		mctl->media_entity.name = chip->card->mixername;  in snd_media_mixer_init()
200 		mctl->media_pad[0].flags = MEDIA_PAD_FL_SINK;  in snd_media_mixer_init()
201 		mctl->media_pad[1].flags = MEDIA_PAD_FL_SOURCE;  in snd_media_mixer_init()
202 		mctl->media_pad[2].flags = MEDIA_PAD_FL_SOURCE;  in snd_media_mixer_init()
203 		media_entity_pads_init(&mctl->media_entity, MEDIA_MIXER_PAD_MAX,  in snd_media_mixer_init()
204 				  mctl->media_pad);  in snd_media_mixer_init()
205 		ret =  media_device_register_entity(mctl->media_dev,  in snd_media_mixer_init()
206 						    &mctl->media_entity);  in snd_media_mixer_init()
208 			kfree(mctl);  in snd_media_mixer_init()
212 		mctl->intf_link = media_create_intf_link(&mctl->media_entity,  in snd_media_mixer_init()
215 		if (!mctl->intf_link) {  in snd_media_mixer_init()
216 			media_device_unregister_entity(&mctl->media_entity);  in snd_media_mixer_init()
217 			media_entity_cleanup(&mctl->media_entity);  in snd_media_mixer_init()
218 			kfree(mctl);  in snd_media_mixer_init()
221 		mctl->intf_devnode = ctl_intf;  in snd_media_mixer_init()
222 		mixer->media_mixer_ctl = mctl;  in snd_media_mixer_init()
236 		struct media_mixer_ctl *mctl;  in snd_media_mixer_delete()  local
238 		mctl = mixer->media_mixer_ctl;  in snd_media_mixer_delete()
243 			media_device_unregister_entity(&mctl->media_entity);  in snd_media_mixer_delete()
244 			media_entity_cleanup(&mctl->media_entity);  in snd_media_mixer_delete()
246 		kfree(mctl);  in snd_media_mixer_delete()