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,
91 static void pvr2_dvb_notify(struct pvr2_dvb_adapter *adap)
93 wake_up(&adap->buffer_wait_data);
96 static void pvr2_dvb_stream_end(struct pvr2_dvb_adapter *adap)
101 if (adap->thread) {
102 kthread_stop(adap->thread);
103 adap->thread = NULL;
106 if (adap->channel.stream) {
107 stream = adap->channel.stream->stream;
112 pvr2_hdw_set_streaming(adap->channel.hdw, 0);
116 pvr2_channel_claim_stream(&adap->channel, NULL);
119 if (adap->stream_run) {
121 if (!(adap->buffer_storage[idx])) continue;
122 kfree(adap->buffer_storage[idx]);
123 adap->buffer_storage[idx] = NULL;
125 adap->stream_run = 0;
129 static int pvr2_dvb_stream_do_start(struct pvr2_dvb_adapter *adap)
131 struct pvr2_context *pvr = adap->channel.mc_head;
137 if (adap->stream_run) return -EIO;
139 ret = pvr2_channel_claim_stream(&adap->channel, &pvr->video_stream);
143 stream = adap->channel.stream->stream;
146 adap->buffer_storage[idx] = kmalloc(PVR2_DVB_BUFFER_SIZE,
148 if (!(adap->buffer_storage[idx])) return -ENOMEM;
152 (pvr2_stream_callback) pvr2_dvb_notify, adap);
160 adap->buffer_storage[idx],
164 ret = pvr2_hdw_set_streaming(adap->channel.hdw, 1);
172 adap->thread = kthread_run(pvr2_dvb_feed_thread, adap, "pvrusb2-dvb");
174 if (IS_ERR(adap->thread)) {
175 ret = PTR_ERR(adap->thread);
176 adap->thread = NULL;
180 adap->stream_run = !0;
185 static int pvr2_dvb_stream_start(struct pvr2_dvb_adapter *adap)
187 int ret = pvr2_dvb_stream_do_start(adap);
188 if (ret < 0) pvr2_dvb_stream_end(adap);
194 struct pvr2_dvb_adapter *adap = dvbdmxfeed->demux->priv;
197 if (adap == NULL) return -ENODEV;
199 mutex_lock(&adap->lock);
202 if (!adap->feedcount) {
205 ret = pvr2_dvb_stream_start(adap);
208 (adap->feedcount)++;
209 } else if (adap->feedcount > 0) {
210 (adap->feedcount)--;
211 if (!adap->feedcount) {
214 pvr2_dvb_stream_end(adap);
218 mutex_unlock(&adap->lock);
237 struct pvr2_dvb_adapter *adap = fe->dvb->priv;
239 &adap->channel,
243 static int pvr2_dvb_adapter_init(struct pvr2_dvb_adapter *adap)
247 ret = dvb_register_adapter(&adap->dvb_adap, "pvrusb2-dvb",
249 &adap->channel.hdw->usb_dev->dev,
256 adap->dvb_adap.priv = adap;
258 adap->demux.dmx.capabilities = DMX_TS_FILTERING |
261 adap->demux.priv = adap;
262 adap->demux.filternum = 256;
263 adap->demux.feednum = 256;
264 adap->demux.start_feed = pvr2_dvb_start_feed;
265 adap->demux.stop_feed = pvr2_dvb_stop_feed;
266 adap->demux.write_to_decoder = NULL;
268 ret = dvb_dmx_init(&adap->demux);
275 adap->dmxdev.filternum = adap->demux.filternum;
276 adap->dmxdev.demux = &adap->demux.dmx;
277 adap->dmxdev.capabilities = 0;
279 ret = dvb_dmxdev_init(&adap->dmxdev, &adap->dvb_adap);
286 dvb_net_init(&adap->dvb_adap, &adap->dvb_net, &adap->demux.dmx);
291 dvb_dmx_release(&adap->demux);
293 dvb_unregister_adapter(&adap->dvb_adap);
298 static int pvr2_dvb_adapter_exit(struct pvr2_dvb_adapter *adap)
301 dvb_net_release(&adap->dvb_net);
302 adap->demux.dmx.close(&adap->demux.dmx);
303 dvb_dmxdev_release(&adap->dmxdev);
304 dvb_dmx_release(&adap->demux);
305 dvb_unregister_adapter(&adap->dvb_adap);
309 static int pvr2_dvb_frontend_init(struct pvr2_dvb_adapter *adap)
311 struct pvr2_hdw *hdw = adap->channel.hdw;
321 &adap->channel,
337 if (dvb_props->frontend_attach(adap) == 0 && adap->fe[0]) {
338 if (dvb_register_frontend(&adap->dvb_adap, adap->fe[0])) {
344 if (adap->fe[0]->ops.analog_ops.standby)
345 adap->fe[0]->ops.analog_ops.standby(adap->fe[0]);
348 adap->fe[0]->id);
349 adap->fe[0]->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
357 if (dvb_props->tuner_attach && dvb_props->tuner_attach(adap)) {
363 if (adap->fe[1]) {
364 adap->fe[1]->id = 1;
365 adap->fe[1]->tuner_priv = adap->fe[0]->tuner_priv;
366 memcpy(&adap->fe[1]->ops.tuner_ops,
367 &adap->fe[0]->ops.tuner_ops,
370 if (dvb_register_frontend(&adap->dvb_adap, adap->fe[1])) {
377 adap->dvb_adap.mfe_shared = 1;
379 if (adap->fe[1]->ops.analog_ops.standby)
380 adap->fe[1]->ops.analog_ops.standby(adap->fe[1]);
383 adap->fe[1]->id);
384 adap->fe[1]->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
387 pvr2_channel_limit_inputs(&adap->channel, 0);
391 dvb_frontend_detach(adap->fe[1]);
392 adap->fe[1] = NULL;
394 dvb_unregister_frontend(adap->fe[0]);
396 dvb_frontend_detach(adap->fe[0]);
397 adap->fe[0] = NULL;
398 dvb_module_release(adap->i2c_client_tuner);
399 dvb_module_release(adap->i2c_client_demod[1]);
400 dvb_module_release(adap->i2c_client_demod[0]);
405 static int pvr2_dvb_frontend_exit(struct pvr2_dvb_adapter *adap)
407 if (adap->fe[1]) {
408 dvb_unregister_frontend(adap->fe[1]);
409 dvb_frontend_detach(adap->fe[1]);
410 adap->fe[1] = NULL;
412 if (adap->fe[0]) {
413 dvb_unregister_frontend(adap->fe[0]);
414 dvb_frontend_detach(adap->fe[0]);
415 adap->fe[0] = NULL;
418 dvb_module_release(adap->i2c_client_tuner);
419 adap->i2c_client_tuner = NULL;
420 dvb_module_release(adap->i2c_client_demod[1]);
421 adap->i2c_client_demod[1] = NULL;
422 dvb_module_release(adap->i2c_client_demod[0]);
423 adap->i2c_client_demod[0] = NULL;
428 static void pvr2_dvb_destroy(struct pvr2_dvb_adapter *adap)
430 pvr2_dvb_stream_end(adap);
431 pvr2_dvb_frontend_exit(adap);
432 pvr2_dvb_adapter_exit(adap);
433 pvr2_channel_done(&adap->channel);
434 kfree(adap);
439 struct pvr2_dvb_adapter *adap;
440 adap = container_of(chp, struct pvr2_dvb_adapter, channel);
441 if (!adap->channel.mc_head->disconnect_flag) return;
442 pvr2_dvb_destroy(adap);
448 struct pvr2_dvb_adapter *adap;
454 adap = kzalloc(sizeof(*adap), GFP_KERNEL);
455 if (!adap) return adap;
456 pvr2_channel_init(&adap->channel, pvr);
457 adap->channel.check_func = pvr2_dvb_internal_check;
458 init_waitqueue_head(&adap->buffer_wait_data);
459 mutex_init(&adap->lock);
460 ret = pvr2_dvb_adapter_init(adap);
462 ret = pvr2_dvb_frontend_init(adap);
464 return adap;
467 pvr2_dvb_adapter_exit(adap);
469 pvr2_channel_done(&adap->channel);