Lines Matching defs:adap
21 static int pvr2_dvb_feed_func(struct pvr2_dvb_adapter *adap)
31 stream = adap->channel.stream->stream;
44 &adap->demux,
45 adap->buffer_storage[
66 adap->buffer_wait_data,
93 struct pvr2_dvb_adapter *adap = ptr;
95 wake_up(&adap->buffer_wait_data);
98 static void pvr2_dvb_stream_end(struct pvr2_dvb_adapter *adap)
103 if (adap->thread) {
104 kthread_stop(adap->thread);
105 adap->thread = NULL;
108 if (adap->channel.stream) {
109 stream = adap->channel.stream->stream;
114 pvr2_hdw_set_streaming(adap->channel.hdw, 0);
118 pvr2_channel_claim_stream(&adap->channel, NULL);
121 if (adap->stream_run) {
123 if (!(adap->buffer_storage[idx])) continue;
124 kfree(adap->buffer_storage[idx]);
125 adap->buffer_storage[idx] = NULL;
127 adap->stream_run = 0;
131 static int pvr2_dvb_stream_do_start(struct pvr2_dvb_adapter *adap)
133 struct pvr2_context *pvr = adap->channel.mc_head;
139 if (adap->stream_run) return -EIO;
141 ret = pvr2_channel_claim_stream(&adap->channel, &pvr->video_stream);
145 stream = adap->channel.stream->stream;
148 adap->buffer_storage[idx] = kmalloc(PVR2_DVB_BUFFER_SIZE,
150 if (!(adap->buffer_storage[idx])) return -ENOMEM;
154 pvr2_dvb_notify, adap);
162 adap->buffer_storage[idx],
166 ret = pvr2_hdw_set_streaming(adap->channel.hdw, 1);
174 adap->thread = kthread_run(pvr2_dvb_feed_thread, adap, "pvrusb2-dvb");
176 if (IS_ERR(adap->thread)) {
177 ret = PTR_ERR(adap->thread);
178 adap->thread = NULL;
182 adap->stream_run = !0;
187 static int pvr2_dvb_stream_start(struct pvr2_dvb_adapter *adap)
189 int ret = pvr2_dvb_stream_do_start(adap);
190 if (ret < 0) pvr2_dvb_stream_end(adap);
196 struct pvr2_dvb_adapter *adap = dvbdmxfeed->demux->priv;
199 if (adap == NULL) return -ENODEV;
201 mutex_lock(&adap->lock);
204 if (!adap->feedcount) {
207 ret = pvr2_dvb_stream_start(adap);
210 (adap->feedcount)++;
211 } else if (adap->feedcount > 0) {
212 (adap->feedcount)--;
213 if (!adap->feedcount) {
216 pvr2_dvb_stream_end(adap);
220 mutex_unlock(&adap->lock);
239 struct pvr2_dvb_adapter *adap = fe->dvb->priv;
241 &adap->channel,
245 static int pvr2_dvb_adapter_init(struct pvr2_dvb_adapter *adap)
249 ret = dvb_register_adapter(&adap->dvb_adap, "pvrusb2-dvb",
251 &adap->channel.hdw->usb_dev->dev,
258 adap->dvb_adap.priv = adap;
260 adap->demux.dmx.capabilities = DMX_TS_FILTERING |
263 adap->demux.priv = adap;
264 adap->demux.filternum = 256;
265 adap->demux.feednum = 256;
266 adap->demux.start_feed = pvr2_dvb_start_feed;
267 adap->demux.stop_feed = pvr2_dvb_stop_feed;
268 adap->demux.write_to_decoder = NULL;
270 ret = dvb_dmx_init(&adap->demux);
277 adap->dmxdev.filternum = adap->demux.filternum;
278 adap->dmxdev.demux = &adap->demux.dmx;
279 adap->dmxdev.capabilities = 0;
281 ret = dvb_dmxdev_init(&adap->dmxdev, &adap->dvb_adap);
288 dvb_net_init(&adap->dvb_adap, &adap->dvb_net, &adap->demux.dmx);
293 dvb_dmx_release(&adap->demux);
295 dvb_unregister_adapter(&adap->dvb_adap);
300 static int pvr2_dvb_adapter_exit(struct pvr2_dvb_adapter *adap)
303 dvb_net_release(&adap->dvb_net);
304 adap->demux.dmx.close(&adap->demux.dmx);
305 dvb_dmxdev_release(&adap->dmxdev);
306 dvb_dmx_release(&adap->demux);
307 dvb_unregister_adapter(&adap->dvb_adap);
311 static int pvr2_dvb_frontend_init(struct pvr2_dvb_adapter *adap)
313 struct pvr2_hdw *hdw = adap->channel.hdw;
323 &adap->channel,
339 if (dvb_props->frontend_attach(adap) == 0 && adap->fe[0]) {
340 if (dvb_register_frontend(&adap->dvb_adap, adap->fe[0])) {
346 if (adap->fe[0]->ops.analog_ops.standby)
347 adap->fe[0]->ops.analog_ops.standby(adap->fe[0]);
350 adap->fe[0]->id);
351 adap->fe[0]->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
359 if (dvb_props->tuner_attach && dvb_props->tuner_attach(adap)) {
365 if (adap->fe[1]) {
366 adap->fe[1]->id = 1;
367 adap->fe[1]->tuner_priv = adap->fe[0]->tuner_priv;
368 memcpy(&adap->fe[1]->ops.tuner_ops,
369 &adap->fe[0]->ops.tuner_ops,
372 if (dvb_register_frontend(&adap->dvb_adap, adap->fe[1])) {
379 adap->dvb_adap.mfe_shared = 1;
381 if (adap->fe[1]->ops.analog_ops.standby)
382 adap->fe[1]->ops.analog_ops.standby(adap->fe[1]);
385 adap->fe[1]->id);
386 adap->fe[1]->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
389 pvr2_channel_limit_inputs(&adap->channel, 0);
393 dvb_frontend_detach(adap->fe[1]);
394 adap->fe[1] = NULL;
396 dvb_unregister_frontend(adap->fe[0]);
398 dvb_frontend_detach(adap->fe[0]);
399 adap->fe[0] = NULL;
400 dvb_module_release(adap->i2c_client_tuner);
401 dvb_module_release(adap->i2c_client_demod[1]);
402 dvb_module_release(adap->i2c_client_demod[0]);
407 static int pvr2_dvb_frontend_exit(struct pvr2_dvb_adapter *adap)
409 if (adap->fe[1]) {
410 dvb_unregister_frontend(adap->fe[1]);
411 dvb_frontend_detach(adap->fe[1]);
412 adap->fe[1] = NULL;
414 if (adap->fe[0]) {
415 dvb_unregister_frontend(adap->fe[0]);
416 dvb_frontend_detach(adap->fe[0]);
417 adap->fe[0] = NULL;
420 dvb_module_release(adap->i2c_client_tuner);
421 adap->i2c_client_tuner = NULL;
422 dvb_module_release(adap->i2c_client_demod[1]);
423 adap->i2c_client_demod[1] = NULL;
424 dvb_module_release(adap->i2c_client_demod[0]);
425 adap->i2c_client_demod[0] = NULL;
430 static void pvr2_dvb_destroy(struct pvr2_dvb_adapter *adap)
432 pvr2_dvb_stream_end(adap);
433 pvr2_dvb_frontend_exit(adap);
434 pvr2_dvb_adapter_exit(adap);
435 pvr2_channel_done(&adap->channel);
436 kfree(adap);
441 struct pvr2_dvb_adapter *adap;
442 adap = container_of(chp, struct pvr2_dvb_adapter, channel);
443 if (!adap->channel.mc_head->disconnect_flag) return;
444 pvr2_dvb_destroy(adap);
450 struct pvr2_dvb_adapter *adap;
456 adap = kzalloc(sizeof(*adap), GFP_KERNEL);
457 if (!adap) return adap;
458 pvr2_channel_init(&adap->channel, pvr);
459 adap->channel.check_func = pvr2_dvb_internal_check;
460 init_waitqueue_head(&adap->buffer_wait_data);
461 mutex_init(&adap->lock);
462 ret = pvr2_dvb_adapter_init(adap);
464 ret = pvr2_dvb_frontend_init(adap);
466 return adap;
469 pvr2_dvb_adapter_exit(adap);
471 pvr2_channel_done(&adap->channel);