Lines Matching refs:dvbdev
87 struct dvb_device *dvbdev; in dvb_device_open() local
91 dvbdev = dvb_minors[iminor(inode)]; in dvb_device_open()
93 if (dvbdev && dvbdev->fops) { in dvb_device_open()
97 new_fops = fops_get(dvbdev->fops); in dvb_device_open()
100 file->private_data = dvb_device_get(dvbdev); in dvb_device_open()
126 struct dvb_device *dvbdev = file->private_data; in dvb_generic_open() local
128 if (!dvbdev) in dvb_generic_open()
131 if (!dvbdev->users) in dvb_generic_open()
135 if (!dvbdev->readers) in dvb_generic_open()
137 dvbdev->readers--; in dvb_generic_open()
139 if (!dvbdev->writers) in dvb_generic_open()
141 dvbdev->writers--; in dvb_generic_open()
144 dvbdev->users--; in dvb_generic_open()
152 struct dvb_device *dvbdev = file->private_data; in dvb_generic_release() local
154 if (!dvbdev) in dvb_generic_release()
158 dvbdev->readers++; in dvb_generic_release()
160 dvbdev->writers++; in dvb_generic_release()
163 dvbdev->users++; in dvb_generic_release()
165 dvb_device_put(dvbdev); in dvb_generic_release()
175 struct dvb_device *dvbdev = file->private_data; in dvb_generic_ioctl() local
177 if (!dvbdev) in dvb_generic_ioctl()
180 if (!dvbdev->kernel_ioctl) in dvb_generic_ioctl()
183 return dvb_usercopy(file, cmd, arg, dvbdev->kernel_ioctl); in dvb_generic_ioctl()
204 static void dvb_media_device_free(struct dvb_device *dvbdev) in dvb_media_device_free() argument
207 if (dvbdev->entity) { in dvb_media_device_free()
208 media_device_unregister_entity(dvbdev->entity); in dvb_media_device_free()
209 kfree(dvbdev->entity); in dvb_media_device_free()
210 kfree(dvbdev->pads); in dvb_media_device_free()
211 dvbdev->entity = NULL; in dvb_media_device_free()
212 dvbdev->pads = NULL; in dvb_media_device_free()
215 if (dvbdev->tsout_entity) { in dvb_media_device_free()
218 for (i = 0; i < dvbdev->tsout_num_entities; i++) { in dvb_media_device_free()
219 media_device_unregister_entity(&dvbdev->tsout_entity[i]); in dvb_media_device_free()
220 kfree(dvbdev->tsout_entity[i].name); in dvb_media_device_free()
222 kfree(dvbdev->tsout_entity); in dvb_media_device_free()
223 kfree(dvbdev->tsout_pads); in dvb_media_device_free()
224 dvbdev->tsout_entity = NULL; in dvb_media_device_free()
225 dvbdev->tsout_pads = NULL; in dvb_media_device_free()
227 dvbdev->tsout_num_entities = 0; in dvb_media_device_free()
230 if (dvbdev->intf_devnode) { in dvb_media_device_free()
231 media_devnode_remove(dvbdev->intf_devnode); in dvb_media_device_free()
232 dvbdev->intf_devnode = NULL; in dvb_media_device_free()
235 if (dvbdev->adapter->conn) { in dvb_media_device_free()
236 media_device_unregister_entity(dvbdev->adapter->conn); in dvb_media_device_free()
237 kfree(dvbdev->adapter->conn); in dvb_media_device_free()
238 dvbdev->adapter->conn = NULL; in dvb_media_device_free()
239 kfree(dvbdev->adapter->conn_pads); in dvb_media_device_free()
240 dvbdev->adapter->conn_pads = NULL; in dvb_media_device_free()
246 static int dvb_create_tsout_entity(struct dvb_device *dvbdev, in dvb_create_tsout_entity() argument
251 dvbdev->tsout_pads = kcalloc(npads, sizeof(*dvbdev->tsout_pads), in dvb_create_tsout_entity()
253 if (!dvbdev->tsout_pads) in dvb_create_tsout_entity()
256 dvbdev->tsout_entity = kcalloc(npads, sizeof(*dvbdev->tsout_entity), in dvb_create_tsout_entity()
258 if (!dvbdev->tsout_entity) in dvb_create_tsout_entity()
261 dvbdev->tsout_num_entities = npads; in dvb_create_tsout_entity()
264 struct media_pad *pads = &dvbdev->tsout_pads[i]; in dvb_create_tsout_entity()
265 struct media_entity *entity = &dvbdev->tsout_entity[i]; in dvb_create_tsout_entity()
279 ret = media_device_register_entity(dvbdev->adapter->mdev, in dvb_create_tsout_entity()
290 static int dvb_create_media_entity(struct dvb_device *dvbdev, in dvb_create_media_entity() argument
300 ret = dvb_create_tsout_entity(dvbdev, DVR_TSOUT, in dvb_create_media_entity()
305 ret = dvb_create_tsout_entity(dvbdev, DEMUX_TSOUT, in dvb_create_media_entity()
328 dvbdev->entity = kzalloc(sizeof(*dvbdev->entity), GFP_KERNEL); in dvb_create_media_entity()
329 if (!dvbdev->entity) in dvb_create_media_entity()
332 dvbdev->entity->name = dvbdev->name; in dvb_create_media_entity()
335 dvbdev->pads = kcalloc(npads, sizeof(*dvbdev->pads), in dvb_create_media_entity()
337 if (!dvbdev->pads) { in dvb_create_media_entity()
338 kfree(dvbdev->entity); in dvb_create_media_entity()
339 dvbdev->entity = NULL; in dvb_create_media_entity()
346 dvbdev->entity->function = MEDIA_ENT_F_DTV_DEMOD; in dvb_create_media_entity()
347 dvbdev->pads[0].flags = MEDIA_PAD_FL_SINK; in dvb_create_media_entity()
348 dvbdev->pads[1].flags = MEDIA_PAD_FL_SOURCE; in dvb_create_media_entity()
351 dvbdev->entity->function = MEDIA_ENT_F_TS_DEMUX; in dvb_create_media_entity()
352 dvbdev->pads[0].flags = MEDIA_PAD_FL_SINK; in dvb_create_media_entity()
354 dvbdev->pads[i].flags = MEDIA_PAD_FL_SOURCE; in dvb_create_media_entity()
357 dvbdev->entity->function = MEDIA_ENT_F_DTV_CA; in dvb_create_media_entity()
358 dvbdev->pads[0].flags = MEDIA_PAD_FL_SINK; in dvb_create_media_entity()
359 dvbdev->pads[1].flags = MEDIA_PAD_FL_SOURCE; in dvb_create_media_entity()
363 kfree(dvbdev->entity); in dvb_create_media_entity()
364 kfree(dvbdev->pads); in dvb_create_media_entity()
365 dvbdev->entity = NULL; in dvb_create_media_entity()
366 dvbdev->pads = NULL; in dvb_create_media_entity()
371 ret = media_entity_pads_init(dvbdev->entity, npads, dvbdev->pads); in dvb_create_media_entity()
375 ret = media_device_register_entity(dvbdev->adapter->mdev, in dvb_create_media_entity()
376 dvbdev->entity); in dvb_create_media_entity()
381 __func__, dvbdev->entity->name); in dvb_create_media_entity()
387 static int dvb_register_media_device(struct dvb_device *dvbdev, in dvb_register_media_device() argument
396 if (!dvbdev->adapter->mdev) in dvb_register_media_device()
399 ret = dvb_create_media_entity(dvbdev, type, demux_sink_pads); in dvb_register_media_device()
423 dvbdev->intf_devnode = media_devnode_create(dvbdev->adapter->mdev, in dvb_register_media_device()
427 if (!dvbdev->intf_devnode) in dvb_register_media_device()
438 if (!dvbdev->entity) in dvb_register_media_device()
441 link = media_create_intf_link(dvbdev->entity, in dvb_register_media_device()
442 &dvbdev->intf_devnode->intf, in dvb_register_media_device()
455 struct dvb_device *dvbdev; in dvb_register_device() local
470 *pdvbdev = dvbdev = kzalloc(sizeof(*dvbdev), GFP_KERNEL); in dvb_register_device()
472 if (!dvbdev){ in dvb_register_device()
480 kfree (dvbdev); in dvb_register_device()
485 memcpy(dvbdev, template, sizeof(struct dvb_device)); in dvb_register_device()
486 kref_init(&dvbdev->ref); in dvb_register_device()
487 dvbdev->type = type; in dvb_register_device()
488 dvbdev->id = id; in dvb_register_device()
489 dvbdev->adapter = adap; in dvb_register_device()
490 dvbdev->priv = priv; in dvb_register_device()
491 dvbdev->fops = dvbdevfops; in dvb_register_device()
492 init_waitqueue_head (&dvbdev->wait_queue); in dvb_register_device()
496 list_add_tail (&dvbdev->list_head, &adap->device_list); in dvb_register_device()
505 list_del (&dvbdev->list_head); in dvb_register_device()
507 kfree(dvbdev); in dvb_register_device()
516 dvbdev->minor = minor; in dvb_register_device()
517 dvb_minors[minor] = dvb_device_get(dvbdev); in dvb_register_device()
520 ret = dvb_register_media_device(dvbdev, type, minor, demux_sink_pads); in dvb_register_device()
525 dvb_media_device_free(dvbdev); in dvb_register_device()
526 list_del (&dvbdev->list_head); in dvb_register_device()
528 kfree(dvbdev); in dvb_register_device()
537 dvbdev, "dvb%d.%s%d", adap->num, dnames[type], id); in dvb_register_device()
541 dvb_media_device_free(dvbdev); in dvb_register_device()
542 list_del (&dvbdev->list_head); in dvb_register_device()
544 kfree(dvbdev); in dvb_register_device()
555 void dvb_remove_device(struct dvb_device *dvbdev) in dvb_remove_device() argument
557 if (!dvbdev) in dvb_remove_device()
561 dvb_minors[dvbdev->minor] = NULL; in dvb_remove_device()
562 dvb_device_put(dvbdev); in dvb_remove_device()
565 dvb_media_device_free(dvbdev); in dvb_remove_device()
567 device_destroy(dvb_class, MKDEV(DVB_MAJOR, dvbdev->minor)); in dvb_remove_device()
569 list_del (&dvbdev->list_head); in dvb_remove_device()
576 struct dvb_device *dvbdev = container_of(ref, struct dvb_device, ref); in dvb_free_device() local
578 kfree (dvbdev->fops); in dvb_free_device()
579 kfree (dvbdev); in dvb_free_device()
583 struct dvb_device *dvb_device_get(struct dvb_device *dvbdev) in dvb_device_get() argument
585 kref_get(&dvbdev->ref); in dvb_device_get()
586 return dvbdev; in dvb_device_get()
591 void dvb_device_put(struct dvb_device *dvbdev) in dvb_device_put() argument
593 if (dvbdev) in dvb_device_put()
594 kref_put(&dvbdev->ref, dvb_free_device); in dvb_device_put()
598 void dvb_unregister_device(struct dvb_device *dvbdev) in dvb_unregister_device() argument
600 dvb_remove_device(dvbdev); in dvb_unregister_device()
601 dvb_device_put(dvbdev); in dvb_unregister_device()
1033 const struct dvb_device *dvbdev = dev_get_drvdata(dev); in dvb_uevent() local
1035 add_uevent_var(env, "DVB_ADAPTER_NUM=%d", dvbdev->adapter->num); in dvb_uevent()
1036 add_uevent_var(env, "DVB_DEVICE_TYPE=%s", dnames[dvbdev->type]); in dvb_uevent()
1037 add_uevent_var(env, "DVB_DEVICE_NUM=%d", dvbdev->id); in dvb_uevent()
1043 const struct dvb_device *dvbdev = dev_get_drvdata(dev); in dvb_devnode() local
1046 dvbdev->adapter->num, dnames[dvbdev->type], dvbdev->id); in dvb_devnode()