142 static void dvb_frontend_invoke_release(struct dvb_frontend *fe,
143 					void (*release)(struct dvb_frontend *fe));
145 static void __dvb_frontend_free(struct dvb_frontend *fe)  in __dvb_frontend_free()  argument
147 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in __dvb_frontend_free()
152 	dvb_frontend_invoke_release(fe, fe->ops.release);  in __dvb_frontend_free()
159 	struct dvb_frontend *fe =  in dvb_frontend_free()  local
162 	__dvb_frontend_free(fe);  in dvb_frontend_free()
165 static void dvb_frontend_put(struct dvb_frontend *fe)  in dvb_frontend_put()  argument
171 	if (fe->frontend_priv)  in dvb_frontend_put()
172 		kref_put(&fe->refcount, dvb_frontend_free);  in dvb_frontend_put()
174 		__dvb_frontend_free(fe);  in dvb_frontend_put()
177 static void dvb_frontend_get(struct dvb_frontend *fe)  in dvb_frontend_get()  argument
179 	kref_get(&fe->refcount);  in dvb_frontend_get()
182 static void dvb_frontend_wakeup(struct dvb_frontend *fe);
183 static int dtv_get_frontend(struct dvb_frontend *fe,
187 dtv_property_legacy_params_sync(struct dvb_frontend *fe,
191 static bool has_get_frontend(struct dvb_frontend *fe)  in has_get_frontend()  argument
193 	return fe->ops.get_frontend;  in has_get_frontend()
245 static void dvb_frontend_add_event(struct dvb_frontend *fe,  in dvb_frontend_add_event()  argument
248 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_add_event()
249 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_add_event()
254 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_add_event()
256 	if ((status & FE_HAS_LOCK) && has_get_frontend(fe))  in dvb_frontend_add_event()
257 		dtv_get_frontend(fe, c, &fepriv->parameters_out);  in dvb_frontend_add_event()
290 static int dvb_frontend_get_event(struct dvb_frontend *fe,  in dvb_frontend_get_event()  argument
293 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_get_event()
296 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_get_event()
324 static void dvb_frontend_clear_events(struct dvb_frontend *fe)  in dvb_frontend_clear_events()  argument
326 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_clear_events()
334 static void dvb_frontend_init(struct dvb_frontend *fe)  in dvb_frontend_init()  argument
336 	dev_dbg(fe->dvb->device,  in dvb_frontend_init()
338 		__func__, fe->dvb->num, fe->id, fe->ops.info.name);  in dvb_frontend_init()
340 	if (fe->ops.init)  in dvb_frontend_init()
341 		fe->ops.init(fe);  in dvb_frontend_init()
342 	if (fe->ops.tuner_ops.init) {  in dvb_frontend_init()
343 		if (fe->ops.i2c_gate_ctrl)  in dvb_frontend_init()
344 			fe->ops.i2c_gate_ctrl(fe, 1);  in dvb_frontend_init()
345 		fe->ops.tuner_ops.init(fe);  in dvb_frontend_init()
346 		if (fe->ops.i2c_gate_ctrl)  in dvb_frontend_init()
347 			fe->ops.i2c_gate_ctrl(fe, 0);  in dvb_frontend_init()
351 void dvb_frontend_reinitialise(struct dvb_frontend *fe)  in dvb_frontend_reinitialise()  argument
353 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_reinitialise()
356 	dvb_frontend_wakeup(fe);  in dvb_frontend_reinitialise()
363 	struct dvb_frontend *fe = fepriv->dvbdev->priv;  in dvb_frontend_swzigzag_update_delay()  local
365 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_swzigzag_update_delay()
388 static int dvb_frontend_swzigzag_autotune(struct dvb_frontend *fe, int check_wrapped)  in dvb_frontend_swzigzag_autotune()  argument
393 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_swzigzag_autotune()
394 	struct dtv_frontend_properties *c = &fe->dtv_property_cache, tmp;  in dvb_frontend_swzigzag_autotune()
399 	autoinversion = ((!(fe->ops.info.caps & FE_CAN_INVERSION_AUTO)) &&  in dvb_frontend_swzigzag_autotune()
460 	dev_dbg(fe->dvb->device,  in dvb_frontend_swzigzag_autotune()
471 	if (fe->ops.set_frontend)  in dvb_frontend_swzigzag_autotune()
472 		fe_set_err = fe->ops.set_frontend(fe);  in dvb_frontend_swzigzag_autotune()
486 static void dvb_frontend_swzigzag(struct dvb_frontend *fe)  in dvb_frontend_swzigzag()  argument
490 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_swzigzag()
491 	struct dtv_frontend_properties *c = &fe->dtv_property_cache, tmp;  in dvb_frontend_swzigzag()
504 			if (fe->ops.set_frontend)  in dvb_frontend_swzigzag()
505 				retval = fe->ops.set_frontend(fe);  in dvb_frontend_swzigzag()
521 		if (fe->ops.read_status)  in dvb_frontend_swzigzag()
522 			fe->ops.read_status(fe, &s);  in dvb_frontend_swzigzag()
524 			dvb_frontend_add_event(fe, s);  in dvb_frontend_swzigzag()
535 		if ((!(fe->ops.info.caps & FE_CAN_INVERSION_AUTO)) &&  in dvb_frontend_swzigzag()
559 	    (fe->ops.info.caps & FE_CAN_RECOVER) && (fepriv->max_drift == 0)) {  in dvb_frontend_swzigzag()
588 		retval = dvb_frontend_swzigzag_autotune(fe,  in dvb_frontend_swzigzag()
616 		dvb_frontend_swzigzag_autotune(fe, 0);  in dvb_frontend_swzigzag()
620 static int dvb_frontend_is_exiting(struct dvb_frontend *fe)  in dvb_frontend_is_exiting()  argument
622 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_is_exiting()
624 	if (fe->exit != DVB_FE_NO_EXIT)  in dvb_frontend_is_exiting()
635 static int dvb_frontend_should_wakeup(struct dvb_frontend *fe)  in dvb_frontend_should_wakeup()  argument
637 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_should_wakeup()
643 	return dvb_frontend_is_exiting(fe);  in dvb_frontend_should_wakeup()
646 static void dvb_frontend_wakeup(struct dvb_frontend *fe)  in dvb_frontend_wakeup()  argument
648 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_wakeup()
656 	struct dvb_frontend *fe = data;  in dvb_frontend_thread()  local
657 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_thread()
658 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_thread()
664 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_thread()
673 	dvb_frontend_init(fe);  in dvb_frontend_thread()
680 						 dvb_frontend_should_wakeup(fe) ||  in dvb_frontend_thread()
685 		if (kthread_should_stop() || dvb_frontend_is_exiting(fe)) {  in dvb_frontend_thread()
689 			fe->exit = DVB_FE_NORMAL_EXIT;  in dvb_frontend_thread()
700 			dvb_frontend_init(fe);  in dvb_frontend_thread()
701 			if (fe->ops.set_tone && fepriv->tone != -1)  in dvb_frontend_thread()
702 				fe->ops.set_tone(fe, fepriv->tone);  in dvb_frontend_thread()
703 			if (fe->ops.set_voltage && fepriv->voltage != -1)  in dvb_frontend_thread()
704 				fe->ops.set_voltage(fe, fepriv->voltage);  in dvb_frontend_thread()
709 		if (fe->ops.get_frontend_algo) {  in dvb_frontend_thread()
710 			algo = fe->ops.get_frontend_algo(fe);  in dvb_frontend_thread()
713 				dev_dbg(fe->dvb->device, "%s: Frontend ALGO = DVBFE_ALGO_HW\n", __func__);  in dvb_frontend_thread()
716 					dev_dbg(fe->dvb->device, "%s: Retune requested, FESTATE_RETUNE\n", __func__);  in dvb_frontend_thread()
723 				if (fe->ops.tune)  in dvb_frontend_thread()
724 					fe->ops.tune(fe, re_tune, fepriv->tune_mode_flags, &fepriv->delay, &s);  in dvb_frontend_thread()
727 					dev_dbg(fe->dvb->device, "%s: state changed, adding current state\n", __func__);  in dvb_frontend_thread()
728 					dvb_frontend_add_event(fe, s);  in dvb_frontend_thread()
733 				dev_dbg(fe->dvb->device, "%s: Frontend ALGO = DVBFE_ALGO_SW\n", __func__);  in dvb_frontend_thread()
734 				dvb_frontend_swzigzag(fe);  in dvb_frontend_thread()
737 …dev_dbg(fe->dvb->device, "%s: Frontend ALGO = DVBFE_ALGO_CUSTOM, state=%d\n", __func__, fepriv->st…  in dvb_frontend_thread()
739 					dev_dbg(fe->dvb->device, "%s: Retune requested, FESTAT_RETUNE\n", __func__);  in dvb_frontend_thread()
747 					if (fe->ops.search) {  in dvb_frontend_thread()
748 						fepriv->algo_status = fe->ops.search(fe);  in dvb_frontend_thread()
761 				dtv_property_legacy_params_sync(fe, c, &fepriv->parameters_out);  in dvb_frontend_thread()
762 				fe->ops.read_status(fe, &s);  in dvb_frontend_thread()
764 					dvb_frontend_add_event(fe, s); /* update event list */  in dvb_frontend_thread()
775 				dev_dbg(fe->dvb->device, "%s: UNDEFINED ALGO !\n", __func__);  in dvb_frontend_thread()
779 			dvb_frontend_swzigzag(fe);  in dvb_frontend_thread()
784 		if (fe->ops.set_voltage)  in dvb_frontend_thread()
785 			fe->ops.set_voltage(fe, SEC_VOLTAGE_OFF);  in dvb_frontend_thread()
786 		if (fe->ops.tuner_ops.sleep) {  in dvb_frontend_thread()
787 			if (fe->ops.i2c_gate_ctrl)  in dvb_frontend_thread()
788 				fe->ops.i2c_gate_ctrl(fe, 1);  in dvb_frontend_thread()
789 			fe->ops.tuner_ops.sleep(fe);  in dvb_frontend_thread()
790 			if (fe->ops.i2c_gate_ctrl)  in dvb_frontend_thread()
791 				fe->ops.i2c_gate_ctrl(fe, 0);  in dvb_frontend_thread()
793 		if (fe->ops.sleep)  in dvb_frontend_thread()
794 			fe->ops.sleep(fe);  in dvb_frontend_thread()
799 		fe->exit = DVB_FE_DEVICE_REMOVED;  in dvb_frontend_thread()
801 		fe->exit = DVB_FE_NO_EXIT;  in dvb_frontend_thread()
806 	dvb_frontend_wakeup(fe);  in dvb_frontend_thread()
810 static void dvb_frontend_stop(struct dvb_frontend *fe)  in dvb_frontend_stop()  argument
812 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_stop()
814 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_stop()
816 	if (fe->exit != DVB_FE_DEVICE_REMOVED)  in dvb_frontend_stop()
817 		fe->exit = DVB_FE_NORMAL_EXIT;  in dvb_frontend_stop()
830 		dev_warn(fe->dvb->device,  in dvb_frontend_stop()
857 static int dvb_frontend_start(struct dvb_frontend *fe)  in dvb_frontend_start()  argument
860 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_start()
863 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_start()
866 		if (fe->exit == DVB_FE_NO_EXIT)  in dvb_frontend_start()
869 			dvb_frontend_stop(fe);  in dvb_frontend_start()
878 	fe->exit = DVB_FE_NO_EXIT;  in dvb_frontend_start()
882 	fe_thread = kthread_run(dvb_frontend_thread, fe,  in dvb_frontend_start()
883 				"kdvb-ad-%i-fe-%i", fe->dvb->num, fe->id);  in dvb_frontend_start()
886 		dev_warn(fe->dvb->device,  in dvb_frontend_start()
896 static void dvb_frontend_get_frequency_limits(struct dvb_frontend *fe,  in dvb_frontend_get_frequency_limits()  argument
900 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_get_frequency_limits()
901 	u32 tuner_min = fe->ops.tuner_ops.info.frequency_min_hz;  in dvb_frontend_get_frequency_limits()
902 	u32 tuner_max = fe->ops.tuner_ops.info.frequency_max_hz;  in dvb_frontend_get_frequency_limits()
903 	u32 frontend_min = fe->ops.info.frequency_min_hz;  in dvb_frontend_get_frequency_limits()
904 	u32 frontend_max = fe->ops.info.frequency_max_hz;  in dvb_frontend_get_frequency_limits()
916 		dev_warn(fe->dvb->device,  in dvb_frontend_get_frequency_limits()
918 			 fe->dvb->num, fe->id);  in dvb_frontend_get_frequency_limits()
929 			*tolerance = fe->ops.info.frequency_tolerance_hz / kHz;  in dvb_frontend_get_frequency_limits()
934 			*tolerance = fe->ops.info.frequency_tolerance_hz;  in dvb_frontend_get_frequency_limits()
939 static u32 dvb_frontend_get_stepsize(struct dvb_frontend *fe)  in dvb_frontend_get_stepsize()  argument
941 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_get_stepsize()
942 	u32 fe_step = fe->ops.info.frequency_stepsize_hz;  in dvb_frontend_get_stepsize()
943 	u32 tuner_step = fe->ops.tuner_ops.info.frequency_step_hz;  in dvb_frontend_get_stepsize()
960 static int dvb_frontend_check_parameters(struct dvb_frontend *fe)  in dvb_frontend_check_parameters()  argument
962 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_check_parameters()
967 	dvb_frontend_get_frequency_limits(fe, &freq_min, &freq_max, NULL);  in dvb_frontend_check_parameters()
970 		dev_warn(fe->dvb->device, "DVB: adapter %i frontend %i frequency %u out of range (%u..%u)\n",  in dvb_frontend_check_parameters()
971 			 fe->dvb->num, fe->id, c->frequency,  in dvb_frontend_check_parameters()
983 		if ((fe->ops.info.symbol_rate_min &&  in dvb_frontend_check_parameters()
984 		     c->symbol_rate < fe->ops.info.symbol_rate_min) ||  in dvb_frontend_check_parameters()
985 		    (fe->ops.info.symbol_rate_max &&  in dvb_frontend_check_parameters()
986 		     c->symbol_rate > fe->ops.info.symbol_rate_max)) {  in dvb_frontend_check_parameters()
987 			dev_warn(fe->dvb->device, "DVB: adapter %i frontend %i symbol rate %u out of range (%u..%u)\n",  in dvb_frontend_check_parameters()
988 				 fe->dvb->num, fe->id, c->symbol_rate,  in dvb_frontend_check_parameters()
989 				 fe->ops.info.symbol_rate_min,  in dvb_frontend_check_parameters()
990 				 fe->ops.info.symbol_rate_max);  in dvb_frontend_check_parameters()
1000 static int dvb_frontend_clear_cache(struct dvb_frontend *fe)  in dvb_frontend_clear_cache()  argument
1002 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_clear_cache()
1010 	dev_dbg(fe->dvb->device, "%s: Clearing cache for delivery system %d\n",  in dvb_frontend_clear_cache()
1172 static int dtv_property_cache_sync(struct dvb_frontend *fe,  in dtv_property_cache_sync()  argument
1181 		dev_dbg(fe->dvb->device, "%s: Preparing QPSK req\n", __func__);  in dtv_property_cache_sync()
1186 		dev_dbg(fe->dvb->device, "%s: Preparing QAM req\n", __func__);  in dtv_property_cache_sync()
1192 		dev_dbg(fe->dvb->device, "%s: Preparing OFDM req\n", __func__);  in dtv_property_cache_sync()
1225 		dev_dbg(fe->dvb->device, "%s: Preparing ATSC req\n", __func__);  in dtv_property_cache_sync()
1235 		dev_err(fe->dvb->device,  in dtv_property_cache_sync()
1248 dtv_property_legacy_params_sync(struct dvb_frontend *fe,  in dtv_property_legacy_params_sync()  argument
1257 		dev_err(fe->dvb->device,  in dtv_property_legacy_params_sync()
1262 		dev_dbg(fe->dvb->device, "%s: Preparing QPSK req\n", __func__);  in dtv_property_legacy_params_sync()
1267 		dev_dbg(fe->dvb->device, "%s: Preparing QAM req\n", __func__);  in dtv_property_legacy_params_sync()
1273 		dev_dbg(fe->dvb->device, "%s: Preparing OFDM req\n", __func__);  in dtv_property_legacy_params_sync()
1305 		dev_dbg(fe->dvb->device, "%s: Preparing VSB req\n", __func__);  in dtv_property_legacy_params_sync()
1322 static int dtv_get_frontend(struct dvb_frontend *fe,  in dtv_get_frontend()  argument
1328 	if (fe->ops.get_frontend) {  in dtv_get_frontend()
1329 		r = fe->ops.get_frontend(fe, c);  in dtv_get_frontend()
1333 			dtv_property_legacy_params_sync(fe, c, p_out);  in dtv_get_frontend()
1344 static int dtv_property_process_get(struct dvb_frontend *fe,  in dtv_property_process_get()  argument
1354 		while (ncaps < MAX_DELSYS && fe->ops.delsys[ncaps]) {  in dtv_property_process_get()
1355 			tvp->u.buffer.data[ncaps] = fe->ops.delsys[ncaps];  in dtv_property_process_get()
1484 		tvp->u.data = fe->dtv_property_cache.atscmh_fic_ver;  in dtv_property_process_get()
1487 		tvp->u.data = fe->dtv_property_cache.atscmh_parade_id;  in dtv_property_process_get()
1490 		tvp->u.data = fe->dtv_property_cache.atscmh_nog;  in dtv_property_process_get()
1493 		tvp->u.data = fe->dtv_property_cache.atscmh_tnog;  in dtv_property_process_get()
1496 		tvp->u.data = fe->dtv_property_cache.atscmh_sgn;  in dtv_property_process_get()
1499 		tvp->u.data = fe->dtv_property_cache.atscmh_prc;  in dtv_property_process_get()
1502 		tvp->u.data = fe->dtv_property_cache.atscmh_rs_frame_mode;  in dtv_property_process_get()
1505 		tvp->u.data = fe->dtv_property_cache.atscmh_rs_frame_ensemble;  in dtv_property_process_get()
1508 		tvp->u.data = fe->dtv_property_cache.atscmh_rs_code_mode_pri;  in dtv_property_process_get()
1511 		tvp->u.data = fe->dtv_property_cache.atscmh_rs_code_mode_sec;  in dtv_property_process_get()
1514 		tvp->u.data = fe->dtv_property_cache.atscmh_sccc_block_mode;  in dtv_property_process_get()
1517 		tvp->u.data = fe->dtv_property_cache.atscmh_sccc_code_mode_a;  in dtv_property_process_get()
1520 		tvp->u.data = fe->dtv_property_cache.atscmh_sccc_code_mode_b;  in dtv_property_process_get()
1523 		tvp->u.data = fe->dtv_property_cache.atscmh_sccc_code_mode_c;  in dtv_property_process_get()
1526 		tvp->u.data = fe->dtv_property_cache.atscmh_sccc_code_mode_d;  in dtv_property_process_get()
1559 		dev_dbg(fe->dvb->device,  in dtv_property_process_get()
1566 		dev_dbg(fe->dvb->device,  in dtv_property_process_get()
1571 		dev_dbg(fe->dvb->device,  in dtv_property_process_get()
1581 static int dtv_set_frontend(struct dvb_frontend *fe);
1599 static int emulate_delivery_system(struct dvb_frontend *fe, u32 delsys)  in emulate_delivery_system()  argument
1602 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in emulate_delivery_system()
1610 		dev_dbg(fe->dvb->device,  in emulate_delivery_system()
1630 	dev_dbg(fe->dvb->device, "%s: change delivery system on cache to %d\n",  in emulate_delivery_system()
1653 static int dvbv5_set_delivery_system(struct dvb_frontend *fe,  in dvbv5_set_delivery_system()  argument
1658 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvbv5_set_delivery_system()
1668 		desired_system = fe->ops.delsys[0];  in dvbv5_set_delivery_system()
1676 	while (ncaps < MAX_DELSYS && fe->ops.delsys[ncaps]) {  in dvbv5_set_delivery_system()
1677 		if (fe->ops.delsys[ncaps] == desired_system) {  in dvbv5_set_delivery_system()
1679 			dev_dbg(fe->dvb->device,  in dvbv5_set_delivery_system()
1695 		dev_dbg(fe->dvb->device,  in dvbv5_set_delivery_system()
1708 	while (ncaps < MAX_DELSYS && fe->ops.delsys[ncaps]) {  in dvbv5_set_delivery_system()
1709 		if (dvbv3_type(fe->ops.delsys[ncaps]) == type)  in dvbv5_set_delivery_system()
1710 			delsys = fe->ops.delsys[ncaps];  in dvbv5_set_delivery_system()
1716 		dev_dbg(fe->dvb->device,  in dvbv5_set_delivery_system()
1722 	dev_dbg(fe->dvb->device,  in dvbv5_set_delivery_system()
1726 	return emulate_delivery_system(fe, desired_system);  in dvbv5_set_delivery_system()
1757 static int dvbv3_set_delivery_system(struct dvb_frontend *fe)  in dvbv3_set_delivery_system()  argument
1761 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvbv3_set_delivery_system()
1765 		c->delivery_system = fe->ops.delsys[0];  in dvbv3_set_delivery_system()
1772 		dev_dbg(fe->dvb->device,  in dvbv3_set_delivery_system()
1783 	while (ncaps < MAX_DELSYS && fe->ops.delsys[ncaps]) {  in dvbv3_set_delivery_system()
1784 		if (dvbv3_type(fe->ops.delsys[ncaps]) != DVBV3_UNKNOWN) {  in dvbv3_set_delivery_system()
1785 			delsys = fe->ops.delsys[ncaps];  in dvbv3_set_delivery_system()
1791 		dev_dbg(fe->dvb->device,  in dvbv3_set_delivery_system()
1796 	return emulate_delivery_system(fe, delsys);  in dvbv3_set_delivery_system()
1813 static int dtv_property_process_set(struct dvb_frontend *fe,  in dtv_property_process_set()  argument
1818 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dtv_property_process_set()
1822 		dev_warn(fe->dvb->device, "%s: SET cmd 0x%08x undefined\n",  in dtv_property_process_set()
1825 		dev_dbg(fe->dvb->device,  in dtv_property_process_set()
1834 		dvb_frontend_clear_cache(fe);  in dtv_property_process_set()
1841 		dev_dbg(fe->dvb->device,  in dtv_property_process_set()
1845 		r = dtv_set_frontend(fe);  in dtv_property_process_set()
1872 		r = dvbv5_set_delivery_system(fe, data);  in dtv_property_process_set()
1972 		fe->dtv_property_cache.atscmh_parade_id = data;  in dtv_property_process_set()
1975 		fe->dtv_property_cache.atscmh_rs_frame_ensemble = data;  in dtv_property_process_set()
1980 		if (fe->ops.set_lna)  in dtv_property_process_set()
1981 			r = fe->ops.set_lna(fe);  in dtv_property_process_set()
1997 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_do_ioctl()  local
1998 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_do_ioctl()
2001 	dev_dbg(fe->dvb->device, "%s: (%d)\n", __func__, _IOC_NR(cmd));  in dvb_frontend_do_ioctl()
2005 	if (fe->exit != DVB_FE_NO_EXIT) {  in dvb_frontend_do_ioctl()
2077 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_handle_compat_ioctl()  local
2078 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_handle_compat_ioctl()
2102 			err = dtv_property_process_set(fe, file,  in dvb_frontend_handle_compat_ioctl()
2114 		struct dtv_frontend_properties getp = fe->dtv_property_cache;  in dvb_frontend_handle_compat_ioctl()
2139 			err = dtv_get_frontend(fe, &getp, NULL);  in dvb_frontend_handle_compat_ioctl()
2147 			    fe, &getp, (struct dtv_property *)(tvp + i), file);  in dvb_frontend_handle_compat_ioctl()
2169 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_compat_ioctl()  local
2170 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_compat_ioctl()
2187 static int dtv_set_frontend(struct dvb_frontend *fe)  in dtv_set_frontend()  argument
2189 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dtv_set_frontend()
2190 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dtv_set_frontend()
2194 	if (dvb_frontend_check_parameters(fe) < 0)  in dtv_set_frontend()
2202 	dtv_property_legacy_params_sync(fe, c, &fepriv->parameters_out);  in dtv_set_frontend()
2271 	if (fe->ops.get_tune_settings && (fe->ops.get_tune_settings(fe, &fetunesettings) == 0)) {  in dtv_set_frontend()
2293 			fepriv->step_size = dvb_frontend_get_stepsize(fe) * 2;  in dtv_set_frontend()
2294 			fepriv->max_drift = (dvb_frontend_get_stepsize(fe) * 2) + 1;  in dtv_set_frontend()
2315 	dvb_frontend_clear_events(fe);  in dtv_set_frontend()
2316 	dvb_frontend_add_event(fe, 0);  in dtv_set_frontend()
2317 	dvb_frontend_wakeup(fe);  in dtv_set_frontend()
2327 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_handle_ioctl()  local
2328 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_handle_ioctl()
2329 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;  in dvb_frontend_handle_ioctl()
2332 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_handle_ioctl()
2339 		dev_dbg(fe->dvb->device, "%s: properties.num = %d\n",  in dvb_frontend_handle_ioctl()
2341 		dev_dbg(fe->dvb->device, "%s: properties.props = %p\n",  in dvb_frontend_handle_ioctl()
2356 			err = dtv_property_process_set(fe, file,  in dvb_frontend_handle_ioctl()
2371 		struct dtv_frontend_properties getp = fe->dtv_property_cache;  in dvb_frontend_handle_ioctl()
2373 		dev_dbg(fe->dvb->device, "%s: properties.num = %d\n",  in dvb_frontend_handle_ioctl()
2375 		dev_dbg(fe->dvb->device, "%s: properties.props = %p\n",  in dvb_frontend_handle_ioctl()
2396 			err = dtv_get_frontend(fe, &getp, NULL);  in dvb_frontend_handle_ioctl()
2403 			err = dtv_property_process_get(fe, &getp,  in dvb_frontend_handle_ioctl()
2425 		strcpy(info->name, fe->ops.info.name);  in dvb_frontend_handle_ioctl()
2426 		info->symbol_rate_min = fe->ops.info.symbol_rate_min;  in dvb_frontend_handle_ioctl()
2427 		info->symbol_rate_max = fe->ops.info.symbol_rate_max;  in dvb_frontend_handle_ioctl()
2428 		info->symbol_rate_tolerance = fe->ops.info.symbol_rate_tolerance;  in dvb_frontend_handle_ioctl()
2429 		info->caps = fe->ops.info.caps;  in dvb_frontend_handle_ioctl()
2430 		info->frequency_stepsize = dvb_frontend_get_stepsize(fe);  in dvb_frontend_handle_ioctl()
2431 		dvb_frontend_get_frequency_limits(fe, &info->frequency_min,  in dvb_frontend_handle_ioctl()
2460 			dev_err(fe->dvb->device,  in dvb_frontend_handle_ioctl()
2465 		dev_dbg(fe->dvb->device, "%s: current delivery system on cache: %d, V3 type: %d\n",  in dvb_frontend_handle_ioctl()
2487 		if (fe->ops.read_status)  in dvb_frontend_handle_ioctl()
2488 			err = fe->ops.read_status(fe, status);  in dvb_frontend_handle_ioctl()
2493 		if (fe->ops.diseqc_reset_overload) {  in dvb_frontend_handle_ioctl()
2494 			err = fe->ops.diseqc_reset_overload(fe);  in dvb_frontend_handle_ioctl()
2501 		if (fe->ops.diseqc_send_master_cmd) {  in dvb_frontend_handle_ioctl()
2508 			err = fe->ops.diseqc_send_master_cmd(fe, cmd);  in dvb_frontend_handle_ioctl()
2515 		if (fe->ops.diseqc_send_burst) {  in dvb_frontend_handle_ioctl()
2516 			err = fe->ops.diseqc_send_burst(fe,  in dvb_frontend_handle_ioctl()
2524 		if (fe->ops.set_tone) {  in dvb_frontend_handle_ioctl()
2525 			err = fe->ops.set_tone(fe,  in dvb_frontend_handle_ioctl()
2534 		if (fe->ops.set_voltage) {  in dvb_frontend_handle_ioctl()
2535 			err = fe->ops.set_voltage(fe,  in dvb_frontend_handle_ioctl()
2544 		if (fe->ops.diseqc_recv_slave_reply)  in dvb_frontend_handle_ioctl()
2545 			err = fe->ops.diseqc_recv_slave_reply(fe, parg);  in dvb_frontend_handle_ioctl()
2549 		if (fe->ops.enable_high_lnb_voltage)  in dvb_frontend_handle_ioctl()
2550 			err = fe->ops.enable_high_lnb_voltage(fe, (long)parg);  in dvb_frontend_handle_ioctl()
2561 		if (fe->ops.dishnetwork_send_legacy_command) {  in dvb_frontend_handle_ioctl()
2562 			err = fe->ops.dishnetwork_send_legacy_command(fe,  in dvb_frontend_handle_ioctl()
2566 		} else if (fe->ops.set_voltage) {  in dvb_frontend_handle_ioctl()
2598 			fe->ops.set_voltage(fe, SEC_VOLTAGE_18);  in dvb_frontend_handle_ioctl()
2606 					fe->ops.set_voltage(fe, (last) ? SEC_VOLTAGE_13 : SEC_VOLTAGE_18);  in dvb_frontend_handle_ioctl()
2615 					__func__, fe->dvb->num);  in dvb_frontend_handle_ioctl()
2629 		if (fe->ops.read_ber) {  in dvb_frontend_handle_ioctl()
2631 				err = fe->ops.read_ber(fe, parg);  in dvb_frontend_handle_ioctl()
2638 		if (fe->ops.read_signal_strength) {  in dvb_frontend_handle_ioctl()
2640 				err = fe->ops.read_signal_strength(fe, parg);  in dvb_frontend_handle_ioctl()
2647 		if (fe->ops.read_snr) {  in dvb_frontend_handle_ioctl()
2649 				err = fe->ops.read_snr(fe, parg);  in dvb_frontend_handle_ioctl()
2656 		if (fe->ops.read_ucblocks) {  in dvb_frontend_handle_ioctl()
2658 				err = fe->ops.read_ucblocks(fe, parg);  in dvb_frontend_handle_ioctl()
2667 		err = dvbv3_set_delivery_system(fe);  in dvb_frontend_handle_ioctl()
2671 		err = dtv_property_cache_sync(fe, c, parg);  in dvb_frontend_handle_ioctl()
2674 		err = dtv_set_frontend(fe);  in dvb_frontend_handle_ioctl()
2677 		err = dvb_frontend_get_event(fe, parg, file->f_flags);  in dvb_frontend_handle_ioctl()
2681 		struct dtv_frontend_properties getp = fe->dtv_property_cache;  in dvb_frontend_handle_ioctl()
2689 		err = dtv_get_frontend(fe, &getp, parg);  in dvb_frontend_handle_ioctl()
2703 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_poll()  local
2704 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_poll()
2706 	dev_dbg_ratelimited(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_poll()
2719 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_open()  local
2720 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_open()
2721 	struct dvb_adapter *adapter = fe->dvb;  in dvb_frontend_open()
2724 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_open()
2725 	if (fe->exit == DVB_FE_DEVICE_REMOVED)  in dvb_frontend_open()
2767 	if (dvbdev->users == -1 && fe->ops.ts_bus_ctrl) {  in dvb_frontend_open()
2768 		if ((ret = fe->ops.ts_bus_ctrl(fe, 1)) < 0)  in dvb_frontend_open()
2790 		mutex_lock(&fe->dvb->mdev_lock);  in dvb_frontend_open()
2791 		if (fe->dvb->mdev) {  in dvb_frontend_open()
2792 			mutex_lock(&fe->dvb->mdev->graph_mutex);  in dvb_frontend_open()
2793 			if (fe->dvb->mdev->enable_source)  in dvb_frontend_open()
2794 				ret = fe->dvb->mdev->enable_source(  in dvb_frontend_open()
2797 			mutex_unlock(&fe->dvb->mdev->graph_mutex);  in dvb_frontend_open()
2799 				mutex_unlock(&fe->dvb->mdev_lock);  in dvb_frontend_open()
2800 				dev_err(fe->dvb->device,  in dvb_frontend_open()
2805 		mutex_unlock(&fe->dvb->mdev_lock);  in dvb_frontend_open()
2807 		ret = dvb_frontend_start(fe);  in dvb_frontend_open()
2815 	dvb_frontend_get(fe);  in dvb_frontend_open()
2823 	mutex_lock(&fe->dvb->mdev_lock);  in dvb_frontend_open()
2824 	if (fe->dvb->mdev) {  in dvb_frontend_open()
2825 		mutex_lock(&fe->dvb->mdev->graph_mutex);  in dvb_frontend_open()
2826 		if (fe->dvb->mdev->disable_source)  in dvb_frontend_open()
2827 			fe->dvb->mdev->disable_source(dvbdev->entity);  in dvb_frontend_open()
2828 		mutex_unlock(&fe->dvb->mdev->graph_mutex);  in dvb_frontend_open()
2830 	mutex_unlock(&fe->dvb->mdev_lock);  in dvb_frontend_open()
2835 	if (dvbdev->users == -1 && fe->ops.ts_bus_ctrl)  in dvb_frontend_open()
2836 		fe->ops.ts_bus_ctrl(fe, 0);  in dvb_frontend_open()
2846 	struct dvb_frontend *fe = dvbdev->priv;  in dvb_frontend_release()  local
2847 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_release()
2850 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_frontend_release()
2862 		mutex_lock(&fe->dvb->mdev_lock);  in dvb_frontend_release()
2863 		if (fe->dvb->mdev) {  in dvb_frontend_release()
2864 			mutex_lock(&fe->dvb->mdev->graph_mutex);  in dvb_frontend_release()
2865 			if (fe->dvb->mdev->disable_source)  in dvb_frontend_release()
2866 				fe->dvb->mdev->disable_source(dvbdev->entity);  in dvb_frontend_release()
2867 			mutex_unlock(&fe->dvb->mdev->graph_mutex);  in dvb_frontend_release()
2869 		mutex_unlock(&fe->dvb->mdev_lock);  in dvb_frontend_release()
2871 		if (fe->exit != DVB_FE_NO_EXIT)  in dvb_frontend_release()
2873 		if (fe->ops.ts_bus_ctrl)  in dvb_frontend_release()
2874 			fe->ops.ts_bus_ctrl(fe, 0);  in dvb_frontend_release()
2877 	dvb_frontend_put(fe);  in dvb_frontend_release()
2894 int dvb_frontend_suspend(struct dvb_frontend *fe)  in dvb_frontend_suspend()  argument
2898 	dev_dbg(fe->dvb->device, "%s: adap=%d fe=%d\n", __func__, fe->dvb->num,  in dvb_frontend_suspend()
2899 		fe->id);  in dvb_frontend_suspend()
2901 	if (fe->ops.tuner_ops.suspend)  in dvb_frontend_suspend()
2902 		ret = fe->ops.tuner_ops.suspend(fe);  in dvb_frontend_suspend()
2903 	else if (fe->ops.tuner_ops.sleep)  in dvb_frontend_suspend()
2904 		ret = fe->ops.tuner_ops.sleep(fe);  in dvb_frontend_suspend()
2906 	if (fe->ops.sleep)  in dvb_frontend_suspend()
2907 		ret = fe->ops.sleep(fe);  in dvb_frontend_suspend()
2913 int dvb_frontend_resume(struct dvb_frontend *fe)  in dvb_frontend_resume()  argument
2915 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_frontend_resume()
2918 	dev_dbg(fe->dvb->device, "%s: adap=%d fe=%d\n", __func__, fe->dvb->num,  in dvb_frontend_resume()
2919 		fe->id);  in dvb_frontend_resume()
2921 	fe->exit = DVB_FE_DEVICE_RESUME;  in dvb_frontend_resume()
2922 	if (fe->ops.init)  in dvb_frontend_resume()
2923 		ret = fe->ops.init(fe);  in dvb_frontend_resume()
2925 	if (fe->ops.tuner_ops.resume)  in dvb_frontend_resume()
2926 		ret = fe->ops.tuner_ops.resume(fe);  in dvb_frontend_resume()
2927 	else if (fe->ops.tuner_ops.init)  in dvb_frontend_resume()
2928 		ret = fe->ops.tuner_ops.init(fe);  in dvb_frontend_resume()
2930 	if (fe->ops.set_tone && fepriv->tone != -1)  in dvb_frontend_resume()
2931 		fe->ops.set_tone(fe, fepriv->tone);  in dvb_frontend_resume()
2932 	if (fe->ops.set_voltage && fepriv->voltage != -1)  in dvb_frontend_resume()
2933 		fe->ops.set_voltage(fe, fepriv->voltage);  in dvb_frontend_resume()
2935 	fe->exit = DVB_FE_NO_EXIT;  in dvb_frontend_resume()
2937 	dvb_frontend_wakeup(fe);  in dvb_frontend_resume()
2944 			  struct dvb_frontend *fe)  in dvb_register_frontend()  argument
2953 		.name = fe->ops.info.name,  in dvb_register_frontend()
2962 	fe->frontend_priv = kzalloc(sizeof(struct dvb_frontend_private), GFP_KERNEL);  in dvb_register_frontend()
2963 	if (!fe->frontend_priv) {  in dvb_register_frontend()
2967 	fepriv = fe->frontend_priv;  in dvb_register_frontend()
2969 	kref_init(&fe->refcount);  in dvb_register_frontend()
2976 	dvb_frontend_get(fe);  in dvb_register_frontend()
2982 	fe->dvb = dvb;  in dvb_register_frontend()
2985 	dev_info(fe->dvb->device,  in dvb_register_frontend()
2987 		 fe->dvb->num, fe->id, fe->ops.info.name);  in dvb_register_frontend()
2989 	dvb_register_device(fe->dvb, &fepriv->dvbdev, &dvbdev_template,  in dvb_register_frontend()
2990 			    fe, DVB_DEVICE_FRONTEND, 0);  in dvb_register_frontend()
2997 	fe->dtv_property_cache.delivery_system = fe->ops.delsys[0];  in dvb_register_frontend()
2998 	dvb_frontend_clear_cache(fe);  in dvb_register_frontend()
3005 int dvb_unregister_frontend(struct dvb_frontend *fe)  in dvb_unregister_frontend()  argument
3007 	struct dvb_frontend_private *fepriv = fe->frontend_priv;  in dvb_unregister_frontend()
3009 	dev_dbg(fe->dvb->device, "%s:\n", __func__);  in dvb_unregister_frontend()
3012 	dvb_frontend_stop(fe);  in dvb_unregister_frontend()
3017 	dvb_frontend_put(fe);  in dvb_unregister_frontend()
3022 static void dvb_frontend_invoke_release(struct dvb_frontend *fe,  in dvb_frontend_invoke_release()  argument
3023 					void (*release)(struct dvb_frontend *fe))  in dvb_frontend_invoke_release()  argument
3026 		release(fe);  in dvb_frontend_invoke_release()
3033 void dvb_frontend_detach(struct dvb_frontend *fe)  in dvb_frontend_detach()  argument
3035 	dvb_frontend_invoke_release(fe, fe->ops.release_sec);  in dvb_frontend_detach()
3036 	dvb_frontend_invoke_release(fe, fe->ops.tuner_ops.release);  in dvb_frontend_detach()
3037 	dvb_frontend_invoke_release(fe, fe->ops.analog_ops.release);  in dvb_frontend_detach()
3038 	dvb_frontend_invoke_release(fe, fe->ops.detach);  in dvb_frontend_detach()
3039 	dvb_frontend_put(fe);  in dvb_frontend_detach()