pci/mantis/mantis_dvb.c

31 int mantis_frontend_power(struct mantis_pci *mantis, enum mantis_power power)
33 	struct mantis_hwconfig *config = mantis->hwconfig;
38 		mantis_gpio_set_bits(mantis, config->power, POWER_ON);
40 		mantis_gpio_set_bits(mantis, config->power, POWER_ON);
46 		mantis_gpio_set_bits(mantis, config->power, POWER_OFF);
59 void mantis_frontend_soft_reset(struct mantis_pci *mantis)
61 	struct mantis_hwconfig *config = mantis->hwconfig;
64 	mantis_gpio_set_bits(mantis, config->reset, 0);
66 	mantis_gpio_set_bits(mantis, config->reset, 0);
68 	mantis_gpio_set_bits(mantis, config->reset, 1);
70 	mantis_gpio_set_bits(mantis, config->reset, 1);
77 static int mantis_frontend_shutdown(struct mantis_pci *mantis)
81 	mantis_frontend_soft_reset(mantis);
82 	err = mantis_frontend_power(mantis, POWER_OFF);
94 	struct mantis_pci *mantis = dvbdmx->priv;
102 	mantis->feeds++;
103 	dprintk(MANTIS_DEBUG, 1, "mantis start feed, feeds=%d",	mantis->feeds);
105 	if (mantis->feeds == 1)	 {
106 		dprintk(MANTIS_DEBUG, 1, "mantis start feed & dma");
107 		mantis_dma_start(mantis);
108 		tasklet_enable(&mantis->tasklet);
111 	return mantis->feeds;
117 	struct mantis_pci *mantis = dvbdmx->priv;
125 	mantis->feeds--;
126 	if (mantis->feeds == 0) {
127 		dprintk(MANTIS_DEBUG, 1, "mantis stop feed and dma");
128 		tasklet_disable(&mantis->tasklet);
129 		mantis_dma_stop(mantis);
135 int mantis_dvb_init(struct mantis_pci *mantis)
137 	struct mantis_hwconfig *config = mantis->hwconfig;
142 	result = dvb_register_adapter(&mantis->dvb_adapter,
145 				      &mantis->pdev->dev,
154 	mantis->dvb_adapter.priv	= mantis;
155 	mantis->demux.dmx.capabilities	= DMX_TS_FILTERING	|
159 	mantis->demux.priv		= mantis;
160 	mantis->demux.filternum		= 256;
161 	mantis->demux.feednum		= 256;
162 	mantis->demux.start_feed	= mantis_dvb_start_feed;
163 	mantis->demux.stop_feed		= mantis_dvb_stop_feed;
164 	mantis->demux.write_to_decoder	= NULL;
167 	result = dvb_dmx_init(&mantis->demux);
174 	mantis->dmxdev.filternum	= 256;
175 	mantis->dmxdev.demux		= &mantis->demux.dmx;
176 	mantis->dmxdev.capabilities	= 0;
179 	result = dvb_dmxdev_init(&mantis->dmxdev, &mantis->dvb_adapter);
186 	mantis->fe_hw.source		= DMX_FRONTEND_0;
187 	result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx, &mantis->fe_hw);
194 	mantis->fe_mem.source		= DMX_MEMORY_FE;
195 	result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx, &mantis->fe_mem);
201 	result = mantis->demux.dmx.connect_frontend(&mantis->demux.dmx, &mantis->fe_hw);
207 	dvb_net_init(&mantis->dvb_adapter, &mantis->dvbnet, &mantis->demux.dmx);
208 	tasklet_setup(&mantis->tasklet, mantis_dma_xfer);
209 	tasklet_disable(&mantis->tasklet);
210 	if (mantis->hwconfig) {
211 		result = config->frontend_init(mantis, mantis->fe);
216 			if (mantis->fe == NULL) {
221 			result = dvb_register_frontend(&mantis->dvb_adapter, mantis->fe);
225 				if (mantis->fe->ops.release)
226 					mantis->fe->ops.release(mantis->fe);
228 				mantis->fe = NULL;
238 	tasklet_kill(&mantis->tasklet);
239 	dvb_net_release(&mantis->dvbnet);
240 	if (mantis->fe) {
241 		dvb_unregister_frontend(mantis->fe);
242 		dvb_frontend_detach(mantis->fe);
245 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
248 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
251 	dvb_dmxdev_release(&mantis->dmxdev);
254 	dvb_dmx_release(&mantis->demux);
257 	dvb_unregister_adapter(&mantis->dvb_adapter);
263 int mantis_dvb_exit(struct mantis_pci *mantis)
267 	if (mantis->fe) {
268 		/* mantis_ca_exit(mantis); */
269 		err = mantis_frontend_shutdown(mantis);
272 		dvb_unregister_frontend(mantis->fe);
273 		dvb_frontend_detach(mantis->fe);
276 	tasklet_kill(&mantis->tasklet);
277 	dvb_net_release(&mantis->dvbnet);
279 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
280 	mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
282 	dvb_dmxdev_release(&mantis->dmxdev);
283 	dvb_dmx_release(&mantis->demux);
286 	dvb_unregister_adapter(&mantis->dvb_adapter);