usb/dvb-usb/dvb-usb-dvb.c

16 	struct dvb_usb_adapter *adap = dvbdmxfeed->demux->priv;
19 	if (adap == NULL)
22 	if ((adap->active_fe < 0) ||
23 	    (adap->active_fe >= adap->num_frontends_initialized)) {
27 	newfeedcount = adap->feedcount + (onoff ? 1 : -1);
32 		usb_urb_kill(&adap->fe_adap[adap->active_fe].stream);
34 		if (adap->props.fe[adap->active_fe].streaming_ctrl != NULL) {
35 			ret = adap->props.fe[adap->active_fe].streaming_ctrl(adap, 0);
43 	adap->feedcount = newfeedcount;
47 		adap->fe_adap[adap->active_fe].pid_filtering ?
50 	if (adap->props.fe[adap->active_fe].caps & DVB_USB_ADAP_HAS_PID_FILTER &&
51 		adap->fe_adap[adap->active_fe].pid_filtering &&
52 		adap->props.fe[adap->active_fe].pid_filter != NULL)
53 		adap->props.fe[adap->active_fe].pid_filter(adap, dvbdmxfeed->index, dvbdmxfeed->pid, onoff);
58 	if (adap->feedcount == onoff && adap->feedcount > 0) {
60 		if (adap->props.fe[adap->active_fe].caps & DVB_USB_ADAP_HAS_PID_FILTER &&
61 			adap->props.fe[adap->active_fe].caps &
63 			adap->props.fe[adap->active_fe].pid_filter_ctrl != NULL) {
64 			ret = adap->props.fe[adap->active_fe].pid_filter_ctrl(adap,
65 				adap->fe_adap[adap->active_fe].pid_filtering);
72 		if (adap->props.fe[adap->active_fe].streaming_ctrl != NULL) {
73 			ret = adap->props.fe[adap->active_fe].streaming_ctrl(adap, 1);
81 		usb_urb_submit(&adap->fe_adap[adap->active_fe].stream);
99 static int dvb_usb_media_device_init(struct dvb_usb_adapter *adap)
103 	struct dvb_usb_device *d = adap->dev;
112 	dvb_register_media_controller(&adap->dvb_adap, mdev);
119 static int  dvb_usb_media_device_register(struct dvb_usb_adapter *adap)
122 	return media_device_register(adap->dvb_adap.mdev);
128 static void dvb_usb_media_device_unregister(struct dvb_usb_adapter *adap)
131 	if (!adap->dvb_adap.mdev)
134 	mutex_lock(&adap->dvb_adap.mdev_lock);
136 	media_device_unregister(adap->dvb_adap.mdev);
137 	media_device_cleanup(adap->dvb_adap.mdev);
138 	kfree(adap->dvb_adap.mdev);
139 	adap->dvb_adap.mdev = NULL;
141 	mutex_unlock(&adap->dvb_adap.mdev_lock);
145 int dvb_usb_adapter_dvb_init(struct dvb_usb_adapter *adap, short *adapter_nums)
148 	int ret = dvb_register_adapter(&adap->dvb_adap, adap->dev->desc->name,
149 				       adap->dev->owner, &adap->dev->udev->dev,
156 	adap->dvb_adap.priv = adap;
158 	ret = dvb_usb_media_device_init(adap);
164 	if (adap->dev->props.read_mac_address) {
165 		if (adap->dev->props.read_mac_address(adap->dev, adap->dvb_adap.proposed_mac) == 0)
166 			info("MAC address: %pM", adap->dvb_adap.proposed_mac);
172 	adap->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING;
173 	adap->demux.priv             = adap;
175 	adap->demux.filternum        = 0;
176 	for (i = 0; i < adap->props.num_frontends; i++) {
177 		if (adap->demux.filternum < adap->fe_adap[i].max_feed_count)
178 			adap->demux.filternum = adap->fe_adap[i].max_feed_count;
180 	adap->demux.feednum          = adap->demux.filternum;
181 	adap->demux.start_feed       = dvb_usb_start_feed;
182 	adap->demux.stop_feed        = dvb_usb_stop_feed;
183 	adap->demux.write_to_decoder = NULL;
184 	if ((ret = dvb_dmx_init(&adap->demux)) < 0) {
189 	adap->dmxdev.filternum       = adap->demux.filternum;
190 	adap->dmxdev.demux           = &adap->demux.dmx;
191 	adap->dmxdev.capabilities    = 0;
192 	if ((ret = dvb_dmxdev_init(&adap->dmxdev, &adap->dvb_adap)) < 0) {
197 	if ((ret = dvb_net_init(&adap->dvb_adap, &adap->dvb_net,
198 						&adap->demux.dmx)) < 0) {
203 	adap->state |= DVB_USB_ADAP_STATE_DVB;
207 	dvb_dmxdev_release(&adap->dmxdev);
209 	dvb_dmx_release(&adap->demux);
211 	dvb_usb_media_device_unregister(adap);
213 	dvb_unregister_adapter(&adap->dvb_adap);
218 int dvb_usb_adapter_dvb_exit(struct dvb_usb_adapter *adap)
220 	if (adap->state & DVB_USB_ADAP_STATE_DVB) {
222 		dvb_net_release(&adap->dvb_net);
223 		adap->demux.dmx.close(&adap->demux.dmx);
224 		dvb_dmxdev_release(&adap->dmxdev);
225 		dvb_dmx_release(&adap->demux);
226 		dvb_usb_media_device_unregister(adap);
227 		dvb_unregister_adapter(&adap->dvb_adap);
228 		adap->state &= ~DVB_USB_ADAP_STATE_DVB;
235 	struct dvb_usb_adapter *adap = fe->dvb->priv;
237 	int ret = (adap->props.frontend_ctrl) ?
238 		adap->props.frontend_ctrl(fe, onoff) : 0;
245 		adap->active_fe = fe->id;
252 	struct dvb_usb_adapter *adap = fe->dvb->priv;
254 	dvb_usb_device_power_ctrl(adap->dev, 1);
258 	if (adap->fe_adap[fe->id].fe_init)
259 		adap->fe_adap[fe->id].fe_init(fe);
266 	struct dvb_usb_adapter *adap = fe->dvb->priv;
268 	if (adap->fe_adap[fe->id].fe_sleep)
269 		adap->fe_adap[fe->id].fe_sleep(fe);
273 	return dvb_usb_device_power_ctrl(adap->dev, 0);
276 int dvb_usb_adapter_frontend_init(struct dvb_usb_adapter *adap)
281 	for (i = 0; i < adap->props.num_frontends; i++) {
283 		if (adap->props.fe[i].frontend_attach == NULL) {
285 			    adap->dev->desc->name, adap->id, i);
290 		ret = adap->props.fe[i].frontend_attach(adap);
291 		if (ret || adap->fe_adap[i].fe == NULL) {
295 					adap->dev->desc->name);
300 		adap->fe_adap[i].fe->id = i;
303 		adap->fe_adap[i].fe_init = adap->fe_adap[i].fe->ops.init;
304 		adap->fe_adap[i].fe->ops.init  = dvb_usb_fe_wakeup;
305 		adap->fe_adap[i].fe_sleep = adap->fe_adap[i].fe->ops.sleep;
306 		adap->fe_adap[i].fe->ops.sleep = dvb_usb_fe_sleep;
308 		if (dvb_register_frontend(&adap->dvb_adap, adap->fe_adap[i].fe)) {
310 			dvb_frontend_detach(adap->fe_adap[i].fe);
311 			adap->fe_adap[i].fe = NULL;
321 		if (adap->props.fe[i].tuner_attach != NULL)
322 			adap->props.fe[i].tuner_attach(adap);
324 		adap->num_frontends_initialized++;
327 	ret = dvb_create_media_graph(&adap->dvb_adap, true);
331 	ret = dvb_usb_media_device_register(adap);
336 int dvb_usb_adapter_frontend_exit(struct dvb_usb_adapter *adap)
338 	int i = adap->num_frontends_initialized - 1;
342 		if (adap->fe_adap[i].fe != NULL) {
343 			dvb_unregister_frontend(adap->fe_adap[i].fe);
344 			dvb_frontend_detach(adap->fe_adap[i].fe);
347 	adap->num_frontends_initialized = 0;