28 static int alloc_channel(struct firedtv *fdtv)  in alloc_channel()  argument
33 		if (!__test_and_set_bit(i, &fdtv->channel_active))  in alloc_channel()
38 static void collect_channels(struct firedtv *fdtv, int *pidc, u16 pid[])  in collect_channels()  argument
43 		if (test_bit(i, &fdtv->channel_active))  in collect_channels()
44 			pid[n++] = fdtv->channel_pid[i];  in collect_channels()
48 static inline void dealloc_channel(struct firedtv *fdtv, int i)  in dealloc_channel()  argument
50 	__clear_bit(i, &fdtv->channel_active);  in dealloc_channel()
55 	struct firedtv *fdtv = dvbdmxfeed->demux->priv;  in fdtv_start_feed()  local
64 		dev_err(fdtv->device, "can't start dmx feed: invalid type %u\n",  in fdtv_start_feed()
69 	if (mutex_lock_interruptible(&fdtv->demux_mutex))  in fdtv_start_feed()
79 			c = alloc_channel(fdtv);  in fdtv_start_feed()
82 			dev_err(fdtv->device,  in fdtv_start_feed()
89 		c = alloc_channel(fdtv);  in fdtv_start_feed()
93 		dev_err(fdtv->device, "can't start dmx feed: busy\n");  in fdtv_start_feed()
99 	fdtv->channel_pid[c] = dvbdmxfeed->pid;  in fdtv_start_feed()
100 	collect_channels(fdtv, &pidc, pids);  in fdtv_start_feed()
103 		ret = avc_tuner_get_ts(fdtv);  in fdtv_start_feed()
105 			dealloc_channel(fdtv, c);  in fdtv_start_feed()
106 			dev_err(fdtv->device, "can't get TS\n");  in fdtv_start_feed()
110 		ret = avc_tuner_set_pids(fdtv, pidc, pids);  in fdtv_start_feed()
112 			dealloc_channel(fdtv, c);  in fdtv_start_feed()
113 			dev_err(fdtv->device, "can't set PIDs\n");  in fdtv_start_feed()
118 	mutex_unlock(&fdtv->demux_mutex);  in fdtv_start_feed()
126 	struct firedtv *fdtv = demux->priv;  in fdtv_stop_feed()  local
148 	if (mutex_lock_interruptible(&fdtv->demux_mutex))  in fdtv_stop_feed()
152 	dealloc_channel(fdtv, c);  in fdtv_stop_feed()
153 	collect_channels(fdtv, &pidc, pids);  in fdtv_stop_feed()
155 	ret = avc_tuner_set_pids(fdtv, pidc, pids);  in fdtv_stop_feed()
157 	mutex_unlock(&fdtv->demux_mutex);  in fdtv_stop_feed()
164 int fdtv_dvb_register(struct firedtv *fdtv, const char *name)  in fdtv_dvb_register()  argument
168 	err = dvb_register_adapter(&fdtv->adapter, name,  in fdtv_dvb_register()
169 				   THIS_MODULE, fdtv->device, adapter_nr);  in fdtv_dvb_register()
174 	fdtv->demux.dmx.capabilities = 0;  in fdtv_dvb_register()
176 	fdtv->demux.priv	= fdtv;  in fdtv_dvb_register()
177 	fdtv->demux.filternum	= 16;  in fdtv_dvb_register()
178 	fdtv->demux.feednum	= 16;  in fdtv_dvb_register()
179 	fdtv->demux.start_feed	= fdtv_start_feed;  in fdtv_dvb_register()
180 	fdtv->demux.stop_feed	= fdtv_stop_feed;  in fdtv_dvb_register()
181 	fdtv->demux.write_to_decoder = NULL;  in fdtv_dvb_register()
183 	err = dvb_dmx_init(&fdtv->demux);  in fdtv_dvb_register()
187 	fdtv->dmxdev.filternum    = 16;  in fdtv_dvb_register()
188 	fdtv->dmxdev.demux        = &fdtv->demux.dmx;  in fdtv_dvb_register()
189 	fdtv->dmxdev.capabilities = 0;  in fdtv_dvb_register()
191 	err = dvb_dmxdev_init(&fdtv->dmxdev, &fdtv->adapter);  in fdtv_dvb_register()
195 	fdtv->frontend.source = DMX_FRONTEND_0;  in fdtv_dvb_register()
197 	err = fdtv->demux.dmx.add_frontend(&fdtv->demux.dmx, &fdtv->frontend);  in fdtv_dvb_register()
201 	err = fdtv->demux.dmx.connect_frontend(&fdtv->demux.dmx,  in fdtv_dvb_register()
202 					       &fdtv->frontend);  in fdtv_dvb_register()
206 	err = dvb_net_init(&fdtv->adapter, &fdtv->dvbnet, &fdtv->demux.dmx);  in fdtv_dvb_register()
210 	fdtv_frontend_init(fdtv, name);  in fdtv_dvb_register()
211 	err = dvb_register_frontend(&fdtv->adapter, &fdtv->fe);  in fdtv_dvb_register()
215 	err = fdtv_ca_register(fdtv);  in fdtv_dvb_register()
217 		dev_info(fdtv->device,  in fdtv_dvb_register()
222 	dvb_net_release(&fdtv->dvbnet);  in fdtv_dvb_register()
224 	fdtv->demux.dmx.close(&fdtv->demux.dmx);  in fdtv_dvb_register()
226 	fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);  in fdtv_dvb_register()
228 	dvb_dmxdev_release(&fdtv->dmxdev);  in fdtv_dvb_register()
230 	dvb_dmx_release(&fdtv->demux);  in fdtv_dvb_register()
232 	dvb_unregister_adapter(&fdtv->adapter);  in fdtv_dvb_register()
234 	dev_err(fdtv->device, "DVB initialization failed\n");  in fdtv_dvb_register()
238 void fdtv_dvb_unregister(struct firedtv *fdtv)  in fdtv_dvb_unregister()  argument
240 	fdtv_ca_release(fdtv);  in fdtv_dvb_unregister()
241 	dvb_unregister_frontend(&fdtv->fe);  in fdtv_dvb_unregister()
242 	dvb_net_release(&fdtv->dvbnet);  in fdtv_dvb_unregister()
243 	fdtv->demux.dmx.close(&fdtv->demux.dmx);  in fdtv_dvb_unregister()
244 	fdtv->demux.dmx.remove_frontend(&fdtv->demux.dmx, &fdtv->frontend);  in fdtv_dvb_unregister()
245 	dvb_dmxdev_release(&fdtv->dmxdev);  in fdtv_dvb_unregister()
246 	dvb_dmx_release(&fdtv->demux);  in fdtv_dvb_unregister()
247 	dvb_unregister_adapter(&fdtv->adapter);  in fdtv_dvb_unregister()