139 static bool vidtv_bridge_check_demod_lock(struct vidtv_dvb *dvb, u32 n)  in vidtv_bridge_check_demod_lock()  argument
143 	dvb->fe[n]->ops.read_status(dvb->fe[n], &status);  in vidtv_bridge_check_demod_lock()
157 	struct vidtv_dvb *dvb = priv;  in vidtv_bridge_on_new_pkts_avail()  local
160 	if (vidtv_bridge_check_demod_lock(dvb, 0))  in vidtv_bridge_on_new_pkts_avail()
161 		dvb_dmx_swfilter_packets(&dvb->demux, buf, npkts);  in vidtv_bridge_on_new_pkts_avail()
164 static int vidtv_start_streaming(struct vidtv_dvb *dvb)  in vidtv_start_streaming()  argument
175 		.priv                        = dvb,  in vidtv_start_streaming()
177 	struct device *dev = &dvb->pdev->dev;  in vidtv_start_streaming()
180 	if (dvb->streaming) {  in vidtv_start_streaming()
192 	dvb->streaming = true;  in vidtv_start_streaming()
193 	dvb->mux = vidtv_mux_init(dvb->fe[0], dev, &mux_args);  in vidtv_start_streaming()
194 	if (!dvb->mux)  in vidtv_start_streaming()
196 	vidtv_mux_start_thread(dvb->mux);  in vidtv_start_streaming()
202 static int vidtv_stop_streaming(struct vidtv_dvb *dvb)  in vidtv_stop_streaming()  argument
204 	struct device *dev = &dvb->pdev->dev;  in vidtv_stop_streaming()
206 	dvb->streaming = false;  in vidtv_stop_streaming()
207 	vidtv_mux_stop_thread(dvb->mux);  in vidtv_stop_streaming()
208 	vidtv_mux_destroy(dvb->mux);  in vidtv_stop_streaming()
209 	dvb->mux = NULL;  in vidtv_stop_streaming()
218 	struct vidtv_dvb *dvb   = demux->priv;  in vidtv_start_feed()  local
225 	mutex_lock(&dvb->feed_lock);  in vidtv_start_feed()
227 	dvb->nfeeds++;  in vidtv_start_feed()
228 	rc = dvb->nfeeds;  in vidtv_start_feed()
230 	if (dvb->nfeeds == 1) {  in vidtv_start_feed()
231 		ret = vidtv_start_streaming(dvb);  in vidtv_start_feed()
236 	mutex_unlock(&dvb->feed_lock);  in vidtv_start_feed()
243 	struct vidtv_dvb *dvb   = demux->priv;  in vidtv_stop_feed()  local
246 	mutex_lock(&dvb->feed_lock);  in vidtv_stop_feed()
247 	dvb->nfeeds--;  in vidtv_stop_feed()
249 	if (!dvb->nfeeds)  in vidtv_stop_feed()
250 		err = vidtv_stop_streaming(dvb);  in vidtv_stop_feed()
252 	mutex_unlock(&dvb->feed_lock);  in vidtv_stop_feed()
286 static int vidtv_bridge_i2c_register_adap(struct vidtv_dvb *dvb)  in vidtv_bridge_i2c_register_adap()  argument
288 	struct i2c_adapter *i2c_adapter = &dvb->i2c_adapter;  in vidtv_bridge_i2c_register_adap()
296 	i2c_adapter->dev.parent = &dvb->pdev->dev;  in vidtv_bridge_i2c_register_adap()
298 	i2c_set_adapdata(i2c_adapter, dvb);  in vidtv_bridge_i2c_register_adap()
299 	return i2c_add_adapter(&dvb->i2c_adapter);  in vidtv_bridge_i2c_register_adap()
302 static int vidtv_bridge_register_adap(struct vidtv_dvb *dvb)  in vidtv_bridge_register_adap()  argument
306 	ret = dvb_register_adapter(&dvb->adapter,  in vidtv_bridge_register_adap()
309 				   &dvb->i2c_adapter.dev,  in vidtv_bridge_register_adap()
315 static int vidtv_bridge_dmx_init(struct vidtv_dvb *dvb)  in vidtv_bridge_dmx_init()  argument
317 	dvb->demux.dmx.capabilities = DMX_TS_FILTERING |  in vidtv_bridge_dmx_init()
320 	dvb->demux.priv       = dvb;  in vidtv_bridge_dmx_init()
321 	dvb->demux.filternum  = 256;  in vidtv_bridge_dmx_init()
322 	dvb->demux.feednum    = 256;  in vidtv_bridge_dmx_init()
323 	dvb->demux.start_feed = vidtv_start_feed;  in vidtv_bridge_dmx_init()
324 	dvb->demux.stop_feed  = vidtv_stop_feed;  in vidtv_bridge_dmx_init()
326 	return dvb_dmx_init(&dvb->demux);  in vidtv_bridge_dmx_init()
329 static int vidtv_bridge_dmxdev_init(struct vidtv_dvb *dvb)  in vidtv_bridge_dmxdev_init()  argument
331 	dvb->dmx_dev.filternum    = 256;  in vidtv_bridge_dmxdev_init()
332 	dvb->dmx_dev.demux        = &dvb->demux.dmx;  in vidtv_bridge_dmxdev_init()
333 	dvb->dmx_dev.capabilities = 0;  in vidtv_bridge_dmxdev_init()
335 	return dvb_dmxdev_init(&dvb->dmx_dev, &dvb->adapter);  in vidtv_bridge_dmxdev_init()
338 static int vidtv_bridge_probe_demod(struct vidtv_dvb *dvb, u32 n)  in vidtv_bridge_probe_demod()  argument
344 	dvb->i2c_client_demod[n] = dvb_module_probe("dvb_vidtv_demod",  in vidtv_bridge_probe_demod()
346 						    &dvb->i2c_adapter,  in vidtv_bridge_probe_demod()
351 	if (!dvb->i2c_client_demod[n])  in vidtv_bridge_probe_demod()
355 	dvb->fe[n] = vidtv_get_frontend_ptr(dvb->i2c_client_demod[n]);  in vidtv_bridge_probe_demod()
360 static int vidtv_bridge_probe_tuner(struct vidtv_dvb *dvb, u32 n)  in vidtv_bridge_probe_tuner()  argument
363 		.fe                       = dvb->fe[n],  in vidtv_bridge_probe_tuner()
397 	dvb->i2c_client_tuner[n] = dvb_module_probe("dvb_vidtv_tuner",  in vidtv_bridge_probe_tuner()
399 						    &dvb->i2c_adapter,  in vidtv_bridge_probe_tuner()
403 	return (dvb->i2c_client_tuner[n]) ? 0 : -ENODEV;  in vidtv_bridge_probe_tuner()
406 static int vidtv_bridge_dvb_init(struct vidtv_dvb *dvb)  in vidtv_bridge_dvb_init()  argument
410 	ret = vidtv_bridge_i2c_register_adap(dvb);  in vidtv_bridge_dvb_init()
414 	ret = vidtv_bridge_register_adap(dvb);  in vidtv_bridge_dvb_init()
419 		ret = vidtv_bridge_probe_demod(dvb, i);  in vidtv_bridge_dvb_init()
423 		ret = vidtv_bridge_probe_tuner(dvb, i);  in vidtv_bridge_dvb_init()
427 		ret = dvb_register_frontend(&dvb->adapter, dvb->fe[i]);  in vidtv_bridge_dvb_init()
432 	ret = vidtv_bridge_dmx_init(dvb);  in vidtv_bridge_dvb_init()
436 	ret = vidtv_bridge_dmxdev_init(dvb);  in vidtv_bridge_dvb_init()
441 		ret = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx,  in vidtv_bridge_dvb_init()
442 						      &dvb->dmx_fe[j]);  in vidtv_bridge_dvb_init()
450 		dvb->dmx_fe[j].source = DMX_FRONTEND_0;  in vidtv_bridge_dvb_init()
457 		dvb->demux.dmx.remove_frontend(&dvb->demux.dmx,  in vidtv_bridge_dvb_init()
458 					       &dvb->dmx_fe[j]);  in vidtv_bridge_dvb_init()
460 	dvb_dmxdev_release(&dvb->dmx_dev);  in vidtv_bridge_dvb_init()
462 	dvb_dmx_release(&dvb->demux);  in vidtv_bridge_dvb_init()
465 		dvb_unregister_frontend(dvb->fe[j]);  in vidtv_bridge_dvb_init()
468 		if (dvb->i2c_client_tuner[j])  in vidtv_bridge_dvb_init()
469 			dvb_module_release(dvb->i2c_client_tuner[j]);  in vidtv_bridge_dvb_init()
473 		if (dvb->i2c_client_demod[j])  in vidtv_bridge_dvb_init()
474 			dvb_module_release(dvb->i2c_client_demod[j]);  in vidtv_bridge_dvb_init()
477 	dvb_unregister_adapter(&dvb->adapter);  in vidtv_bridge_dvb_init()
480 	i2c_del_adapter(&dvb->i2c_adapter);  in vidtv_bridge_dvb_init()
487 	struct vidtv_dvb *dvb;  in vidtv_bridge_probe()  local
490 	dvb = kzalloc(sizeof(*dvb), GFP_KERNEL);  in vidtv_bridge_probe()
491 	if (!dvb)  in vidtv_bridge_probe()
494 	dvb->pdev = pdev;  in vidtv_bridge_probe()
496 	ret = vidtv_bridge_dvb_init(dvb);  in vidtv_bridge_probe()
500 	mutex_init(&dvb->feed_lock);  in vidtv_bridge_probe()
502 	platform_set_drvdata(pdev, dvb);  in vidtv_bridge_probe()
508 	kfree(dvb);  in vidtv_bridge_probe()
514 	struct vidtv_dvb *dvb;  in vidtv_bridge_remove()  local
517 	dvb = platform_get_drvdata(pdev);  in vidtv_bridge_remove()
519 	mutex_destroy(&dvb->feed_lock);  in vidtv_bridge_remove()
522 		dvb_unregister_frontend(dvb->fe[i]);  in vidtv_bridge_remove()
523 		dvb_module_release(dvb->i2c_client_tuner[i]);  in vidtv_bridge_remove()
524 		dvb_module_release(dvb->i2c_client_demod[i]);  in vidtv_bridge_remove()
527 	dvb_dmxdev_release(&dvb->dmx_dev);  in vidtv_bridge_remove()
528 	dvb_dmx_release(&dvb->demux);  in vidtv_bridge_remove()
529 	dvb_unregister_adapter(&dvb->adapter);  in vidtv_bridge_remove()