[deliverable/linux.git] / drivers / media / mdtv / smsdvb.c

#include <linux/module.h>
#include <linux/init.h>

#include "smscoreapi.h"

DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

struct list_head g_smsdvb_clients;
kmutex_t g_smsdvb_clientslock;

int smsdvb_onresponse(void *context, smscore_buffer_t *cb)
{
	smsdvb_client_t *client = (smsdvb_client_t *) context;
	SmsMsgHdr_ST *phdr = (SmsMsgHdr_ST *)(((u8*) cb->p) + cb->offset);

	switch(phdr->msgType)
	{
		case MSG_SMS_DVBT_BDA_DATA:
			dvb_dmx_swfilter(&client->demux, (u8*)(phdr + 1), cb->size - sizeof(SmsMsgHdr_ST));
			break;

		case MSG_SMS_RF_TUNE_RES:
			complete(&client->tune_done);
			break;

		case MSG_SMS_GET_STATISTICS_RES:
		{
			SmsMsgStatisticsInfo_ST* p = (SmsMsgStatisticsInfo_ST*)(phdr + 1);

			if (p->Stat.IsDemodLocked)
			{
				client->fe_status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;
				client->fe_snr = p->Stat.SNR;
				client->fe_ber = p->Stat.BER;

				if (p->Stat.InBandPwr < -95)
					client->fe_signal_strength = 0;
				else if (p->Stat.InBandPwr > -29)
					client->fe_signal_strength = 100;
				else
					client->fe_signal_strength = (p->Stat.InBandPwr + 95) * 3 / 2;
			}
			else
			{
				client->fe_status = 0;
				client->fe_snr =
				client->fe_ber =
				client->fe_signal_strength = 0;
			}

			complete(&client->stat_done);
			break;
		}
	}

	smscore_putbuffer(client->coredev, cb);

	return 0;
}

void smsdvb_unregister_client(smsdvb_client_t* client)
{
	// must be called under clientslock

	list_del(&client->entry);

	smscore_unregister_client(client->smsclient);
	dvb_unregister_frontend(&client->frontend);
	dvb_dmxdev_release(&client->dmxdev);
	dvb_dmx_release(&client->demux);
	dvb_unregister_adapter(&client->adapter);
	kfree(client);
}

void smsdvb_onremove(void *context)
{
	kmutex_lock(&g_smsdvb_clientslock);

	smsdvb_unregister_client((smsdvb_client_t*) context);

	kmutex_unlock(&g_smsdvb_clientslock);
}

static int smsdvb_start_feed(struct dvb_demux_feed *feed)
{
	smsdvb_client_t *client = container_of(feed->demux, smsdvb_client_t, demux);
	SmsMsgData_ST PidMsg;

	printk("%s add pid %d(%x)\n", __FUNCTION__, feed->pid, feed->pid);

	PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
	PidMsg.xMsgHeader.msgDstId = HIF_TASK;
	PidMsg.xMsgHeader.msgFlags = 0;
	PidMsg.xMsgHeader.msgType  = MSG_SMS_ADD_PID_FILTER_REQ;
	PidMsg.xMsgHeader.msgLength = sizeof(PidMsg);
	PidMsg.msgData[0] = feed->pid;

	return smsclient_sendrequest(client->smsclient, &PidMsg, sizeof(PidMsg));
}

static int smsdvb_stop_feed(struct dvb_demux_feed *feed)
{
	smsdvb_client_t *client = container_of(feed->demux, smsdvb_client_t, demux);
	SmsMsgData_ST PidMsg;

	printk("%s remove pid %d(%x)\n", __FUNCTION__, feed->pid, feed->pid);

	PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
	PidMsg.xMsgHeader.msgDstId = HIF_TASK;
	PidMsg.xMsgHeader.msgFlags = 0;
	PidMsg.xMsgHeader.msgType  = MSG_SMS_REMOVE_PID_FILTER_REQ;
	PidMsg.xMsgHeader.msgLength = sizeof(PidMsg);
	PidMsg.msgData[0] = feed->pid;

	return smsclient_sendrequest(client->smsclient, &PidMsg, sizeof(PidMsg));
}

static int smsdvb_sendrequest_and_wait(smsdvb_client_t *client, void* buffer, size_t size, struct completion *completion)
{
	int rc = smsclient_sendrequest(client->smsclient, buffer, size);
	if (rc < 0)
		return rc;

	return wait_for_completion_timeout(completion, msecs_to_jiffies(2000)) ? 0 : -ETIME;
}

static int smsdvb_send_statistics_request(smsdvb_client_t *client)
{
	SmsMsgHdr_ST Msg = { MSG_SMS_GET_STATISTICS_REQ, DVBT_BDA_CONTROL_MSG_ID, HIF_TASK, sizeof(SmsMsgHdr_ST), 0 };
	return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), &client->stat_done);
}

static int smsdvb_read_status(struct dvb_frontend *fe, fe_status_t *stat)
{
	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
	int rc = smsdvb_send_statistics_request(client);

	if (!rc)
		*stat = client->fe_status;

	return rc;
}

static int smsdvb_read_ber(struct dvb_frontend *fe, u32 *ber)
{
	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
	int rc = smsdvb_send_statistics_request(client);

	if (!rc)
		*ber = client->fe_ber;

	return rc;
}

static int smsdvb_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
	int rc = smsdvb_send_statistics_request(client);

	if (!rc)
		*strength = client->fe_signal_strength;

	return rc;
}

static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr)
{
	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
	int rc = smsdvb_send_statistics_request(client);

	if (!rc)
		*snr = client->fe_snr;

	return rc;
}

static int smsdvb_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *tune)
{
	printk("%s\n", __FUNCTION__);

	tune->min_delay_ms = 400;
	tune->step_size = 250000;
	tune->max_drift = 0;
	return 0;
}

static int smsdvb_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
{
	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);

	struct
	{
		SmsMsgHdr_ST	Msg;
		u32				Data[3];
	} Msg;

	Msg.Msg.msgSrcId  = DVBT_BDA_CONTROL_MSG_ID;
	Msg.Msg.msgDstId  = HIF_TASK;
	Msg.Msg.msgFlags  = 0;
	Msg.Msg.msgType   = MSG_SMS_RF_TUNE_REQ;
	Msg.Msg.msgLength = sizeof(Msg);
	Msg.Data[0] = fep->frequency;
	Msg.Data[2] = 12000000;

	printk("%s freq %d band %d\n", __FUNCTION__, fep->frequency, fep->u.ofdm.bandwidth);

	switch(fep->u.ofdm.bandwidth)
	{
		case BANDWIDTH_8_MHZ: Msg.Data[1] = BW_8_MHZ; break;
		case BANDWIDTH_7_MHZ: Msg.Data[1] = BW_7_MHZ; break;
		case BANDWIDTH_6_MHZ: Msg.Data[1] = BW_6_MHZ; break;
//		case BANDWIDTH_5_MHZ: Msg.Data[1] = BW_5_MHZ; break;
		case BANDWIDTH_AUTO: return -EOPNOTSUPP;
		default: return -EINVAL;
	}

	return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), &client->tune_done);
}

static int smsdvb_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
{
	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);

	printk("%s\n", __FUNCTION__);

	// todo:
	memcpy(fep, &client->fe_params, sizeof(struct dvb_frontend_parameters));
	return 0;
}

static void smsdvb_release(struct dvb_frontend *fe)
{
	// do nothing
}

static struct dvb_frontend_ops smsdvb_fe_ops = {
	.info = {
		.name				= "Siano Mobile Digital SMS10xx",
		.type				= FE_OFDM,
		.frequency_min		= 44250000,
		.frequency_max		= 867250000,
		.frequency_stepsize	= 250000,
		.caps = FE_CAN_INVERSION_AUTO |
				FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
				FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
				FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
				FE_CAN_TRANSMISSION_MODE_AUTO |
				FE_CAN_GUARD_INTERVAL_AUTO |
				FE_CAN_RECOVER |
				FE_CAN_HIERARCHY_AUTO,
	},

	.release = smsdvb_release,

	.set_frontend = smsdvb_set_frontend,
	.get_frontend = smsdvb_get_frontend,
	.get_tune_settings = smsdvb_get_tune_settings,

	.read_status = smsdvb_read_status,
	.read_ber = smsdvb_read_ber,
	.read_signal_strength = smsdvb_read_signal_strength,
	.read_snr = smsdvb_read_snr,
};

int smsdvb_hotplug(smscore_device_t *coredev, struct device* device, int arrival)
{
	smsclient_params_t params;
	smsdvb_client_t* client;
	int rc;

	// device removal handled by onremove callback
	if (!arrival)
		return 0;

	if (smscore_get_device_mode(coredev) != 4)
	{
		rc = smscore_set_device_mode(coredev, 4);
		if (rc < 0)
			return rc;
	}

	client = kzalloc(sizeof(smsdvb_client_t), GFP_KERNEL);
	if (!client)
	{
		printk(KERN_INFO "%s kmalloc() failed\n", __FUNCTION__);
		return -ENOMEM;
	}

	// register dvb adapter
	rc = dvb_register_adapter(&client->adapter, "Siano Digital Receiver", THIS_MODULE, device, adapter_nr);
	if (rc < 0)
	{
		printk("%s dvb_register_adapter() failed %d\n", __func__, rc);
		goto adapter_error;
	}

	// init dvb demux
	client->demux.dmx.capabilities = DMX_TS_FILTERING;
	client->demux.filternum = 32; // todo: nova ???
	client->demux.feednum = 32;
	client->demux.start_feed = smsdvb_start_feed;
	client->demux.stop_feed = smsdvb_stop_feed;

	rc = dvb_dmx_init(&client->demux);
	if (rc < 0)
	{
		printk("%s dvb_dmx_init failed %d\n\n", __FUNCTION__, rc);
		goto dvbdmx_error;
	}

	// init dmxdev
	client->dmxdev.filternum = 32;
	client->dmxdev.demux = &client->demux.dmx;
	client->dmxdev.capabilities = 0;

	rc = dvb_dmxdev_init(&client->dmxdev, &client->adapter);
	if (rc < 0)
	{
		printk("%s dvb_dmxdev_init failed %d\n", __FUNCTION__, rc);
		goto dmxdev_error;
	}

	// init and register frontend
	memcpy(&client->frontend.ops, &smsdvb_fe_ops, sizeof(struct dvb_frontend_ops));

	rc = dvb_register_frontend(&client->adapter, &client->frontend);
	if (rc < 0)
	{
		printk("%s frontend registration failed %d\n", __FUNCTION__, rc);
		goto frontend_error;
	}

	params.initial_id = 0;
	params.data_type = MSG_SMS_DVBT_BDA_DATA;
	params.onresponse_handler = smsdvb_onresponse;
	params.onremove_handler = smsdvb_onremove;
	params.context = client;

	rc = smscore_register_client(coredev, &params, &client->smsclient);
	if (rc < 0)
	{
		printk(KERN_INFO "%s smscore_register_client() failed %d\n", __FUNCTION__, rc);
		goto client_error;
	}

	client->coredev = coredev;

	init_completion(&client->tune_done);
	init_completion(&client->stat_done);

	kmutex_lock(&g_smsdvb_clientslock);

	list_add(&client->entry, &g_smsdvb_clients);

	kmutex_unlock(&g_smsdvb_clientslock);

	printk(KERN_INFO "%s success\n", __FUNCTION__);

	return 0;

client_error:
	dvb_unregister_frontend(&client->frontend);

frontend_error:
	dvb_dmxdev_release(&client->dmxdev);

dmxdev_error:
	dvb_dmx_release(&client->demux);

dvbdmx_error:
	dvb_unregister_adapter(&client->adapter);

adapter_error:
	kfree(client);
	return rc;
}
Commit	Line	Data
2e5c1ec8 MK	1	#include <linux/module.h>
	2	#include <linux/init.h>
	3
2e5c1ec8	4	#include "smscoreapi.h"
2e5c1ec8	5
9c59f968 MK	6	DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
9c59f968 MK	7
2e5c1ec8 MK	8	struct list_head g_smsdvb_clients;
	9	kmutex_t g_smsdvb_clientslock;
	10
	11	int smsdvb_onresponse(void context, smscore_buffer_t cb)
	12	{
	13	smsdvb_client_t client = (smsdvb_client_t ) context;
	14	SmsMsgHdr_ST phdr = (SmsMsgHdr_ST )(((u8*) cb->p) + cb->offset);
	15
	16	switch(phdr->msgType)
	17	{
	18	case MSG_SMS_DVBT_BDA_DATA:
	19	dvb_dmx_swfilter(&client->demux, (u8*)(phdr + 1), cb->size - sizeof(SmsMsgHdr_ST));
	20	break;
	21
	22	case MSG_SMS_RF_TUNE_RES:
	23	complete(&client->tune_done);
	24	break;
	25
	26	case MSG_SMS_GET_STATISTICS_RES:
	27	{
	28	SmsMsgStatisticsInfo_ST* p = (SmsMsgStatisticsInfo_ST*)(phdr + 1);
	29
	30	if (p->Stat.IsDemodLocked)
	31	{
	32	client->fe_status = FE_HAS_SIGNAL \| FE_HAS_CARRIER \| FE_HAS_VITERBI \| FE_HAS_SYNC \| FE_HAS_LOCK;
	33	client->fe_snr = p->Stat.SNR;
	34	client->fe_ber = p->Stat.BER;
	35
	36	if (p->Stat.InBandPwr < -95)
	37	client->fe_signal_strength = 0;
	38	else if (p->Stat.InBandPwr > -29)
	39	client->fe_signal_strength = 100;
	40	else
	41	client->fe_signal_strength = (p->Stat.InBandPwr + 95) * 3 / 2;
	42	}
	43	else
	44	{
	45	client->fe_status = 0;
	46	client->fe_snr =
	47	client->fe_ber =
	48	client->fe_signal_strength = 0;
	49	}
	50
	51	complete(&client->stat_done);
	52	break;
	53	}
	54	}
	55
	56	smscore_putbuffer(client->coredev, cb);
	57
	58	return 0;
	59	}
	60
	61	void smsdvb_unregister_client(smsdvb_client_t* client)
	62	{
	63	// must be called under clientslock
	64
	65	list_del(&client->entry);
	66
	67	smscore_unregister_client(client->smsclient);
	68	dvb_unregister_frontend(&client->frontend);
	69	dvb_dmxdev_release(&client->dmxdev);
	70	dvb_dmx_release(&client->demux);
	71	dvb_unregister_adapter(&client->adapter);
72	kfree(client);
73	}
74
75	void smsdvb_onremove(void *context)
76	{
77	kmutex_lock(&g_smsdvb_clientslock);
78
79	smsdvb_unregister_client((smsdvb_client_t*) context);
80
81	kmutex_unlock(&g_smsdvb_clientslock);
82	}
83
84	static int smsdvb_start_feed(struct dvb_demux_feed *feed)
85	{
86	smsdvb_client_t *client = container_of(feed->demux, smsdvb_client_t, demux);
87	SmsMsgData_ST PidMsg;
88
89	printk("%s add pid %d(%x)\n", __FUNCTION__, feed->pid, feed->pid);
90
91	PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
92	PidMsg.xMsgHeader.msgDstId = HIF_TASK;
93	PidMsg.xMsgHeader.msgFlags = 0;
94	PidMsg.xMsgHeader.msgType = MSG_SMS_ADD_PID_FILTER_REQ;
95	PidMsg.xMsgHeader.msgLength = sizeof(PidMsg);
96	PidMsg.msgData[0] = feed->pid;
97
98	return smsclient_sendrequest(client->smsclient, &PidMsg, sizeof(PidMsg));
99	}
100
101	static int smsdvb_stop_feed(struct dvb_demux_feed *feed)
102	{
103	smsdvb_client_t *client = container_of(feed->demux, smsdvb_client_t, demux);
104	SmsMsgData_ST PidMsg;
105
106	printk("%s remove pid %d(%x)\n", __FUNCTION__, feed->pid, feed->pid);
107
108	PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
109	PidMsg.xMsgHeader.msgDstId = HIF_TASK;
110	PidMsg.xMsgHeader.msgFlags = 0;
111	PidMsg.xMsgHeader.msgType = MSG_SMS_REMOVE_PID_FILTER_REQ;
112	PidMsg.xMsgHeader.msgLength = sizeof(PidMsg);
113	PidMsg.msgData[0] = feed->pid;
114
115	return smsclient_sendrequest(client->smsclient, &PidMsg, sizeof(PidMsg));
116	}
117
118	static int smsdvb_sendrequest_and_wait(smsdvb_client_t client, void buffer, size_t size, struct completion *completion)
119	{
120	int rc = smsclient_sendrequest(client->smsclient, buffer, size);
121	if (rc < 0)
122	return rc;
123
124	return wait_for_completion_timeout(completion, msecs_to_jiffies(2000)) ? 0 : -ETIME;
125	}
126
127	static int smsdvb_send_statistics_request(smsdvb_client_t *client)
128	{
129	SmsMsgHdr_ST Msg = { MSG_SMS_GET_STATISTICS_REQ, DVBT_BDA_CONTROL_MSG_ID, HIF_TASK, sizeof(SmsMsgHdr_ST), 0 };
130	return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), &client->stat_done);
131	}
132
133	static int smsdvb_read_status(struct dvb_frontend fe, fe_status_t stat)
134	{
135	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
136	int rc = smsdvb_send_statistics_request(client);
137
138	if (!rc)
139	*stat = client->fe_status;
140
141	return rc;
142	}
143
144	static int smsdvb_read_ber(struct dvb_frontend fe, u32 ber)
145	{
146	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
147	int rc = smsdvb_send_statistics_request(client);
148
149	if (!rc)
150	*ber = client->fe_ber;
151
152	return rc;
153	}
154
155	static int smsdvb_read_signal_strength(struct dvb_frontend fe, u16 strength)
156	{
157	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
158	int rc = smsdvb_send_statistics_request(client);
159
160	if (!rc)
161	*strength = client->fe_signal_strength;
162
163	return rc;
164	}
165
166	static int smsdvb_read_snr(struct dvb_frontend fe, u16 snr)
167	{
168	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
169	int rc = smsdvb_send_statistics_request(client);
170
171	if (!rc)
172	*snr = client->fe_snr;
173
174	return rc;
175	}
176
177	static int smsdvb_get_tune_settings(struct dvb_frontend fe, struct dvb_frontend_tune_settings tune)
178	{
179	printk("%s\n", __FUNCTION__);
180
181	tune->min_delay_ms = 400;
182	tune->step_size = 250000;
183	tune->max_drift = 0;
184	return 0;
185	}
186
187	static int smsdvb_set_frontend(struct dvb_frontend fe, struct dvb_frontend_parameters fep)
188	{
189	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
190
191	struct
192	{
193	SmsMsgHdr_ST Msg;
194	u32 Data[3];
195	} Msg;
196
197	Msg.Msg.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
198	Msg.Msg.msgDstId = HIF_TASK;
199	Msg.Msg.msgFlags = 0;
200	Msg.Msg.msgType = MSG_SMS_RF_TUNE_REQ;
201	Msg.Msg.msgLength = sizeof(Msg);
202	Msg.Data[0] = fep->frequency;
203	Msg.Data[2] = 12000000;
204
205	printk("%s freq %d band %d\n", __FUNCTION__, fep->frequency, fep->u.ofdm.bandwidth);
206
207	switch(fep->u.ofdm.bandwidth)
208	{
209	case BANDWIDTH_8_MHZ: Msg.Data[1] = BW_8_MHZ; break;
210	case BANDWIDTH_7_MHZ: Msg.Data[1] = BW_7_MHZ; break;
211	case BANDWIDTH_6_MHZ: Msg.Data[1] = BW_6_MHZ; break;
212	// case BANDWIDTH_5_MHZ: Msg.Data[1] = BW_5_MHZ; break;
213	case BANDWIDTH_AUTO: return -EOPNOTSUPP;
214	default: return -EINVAL;
215	}
216
217	return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), &client->tune_done);
218	}
219
220	static int smsdvb_get_frontend(struct dvb_frontend fe, struct dvb_frontend_parameters fep)
221	{
222	smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend);
223
224	printk("%s\n", __FUNCTION__);
225
226	// todo:
227	memcpy(fep, &client->fe_params, sizeof(struct dvb_frontend_parameters));
228	return 0;
229	}
230
231	static void smsdvb_release(struct dvb_frontend *fe)
232	{
233	// do nothing
234	}
235
236	static struct dvb_frontend_ops smsdvb_fe_ops = {
237	.info = {
238	.name = "Siano Mobile Digital SMS10xx",
239	.type = FE_OFDM,
240	.frequency_min = 44250000,
241	.frequency_max = 867250000,
242	.frequency_stepsize = 250000,
243	.caps = FE_CAN_INVERSION_AUTO \|
244	FE_CAN_FEC_1_2 \| FE_CAN_FEC_2_3 \| FE_CAN_FEC_3_4 \|
245	FE_CAN_FEC_5_6 \| FE_CAN_FEC_7_8 \| FE_CAN_FEC_AUTO \|
246	FE_CAN_QPSK \| FE_CAN_QAM_16 \| FE_CAN_QAM_64 \| FE_CAN_QAM_AUTO \|
247	FE_CAN_TRANSMISSION_MODE_AUTO \|
248	FE_CAN_GUARD_INTERVAL_AUTO \|
249	FE_CAN_RECOVER \|
250	FE_CAN_HIERARCHY_AUTO,
251	},
252
253	.release = smsdvb_release,
254
255	.set_frontend = smsdvb_set_frontend,
256	.get_frontend = smsdvb_get_frontend,
257	.get_tune_settings = smsdvb_get_tune_settings,
258
259	.read_status = smsdvb_read_status,
260	.read_ber = smsdvb_read_ber,
261	.read_signal_strength = smsdvb_read_signal_strength,
262	.read_snr = smsdvb_read_snr,
263	};
264
265	int smsdvb_hotplug(smscore_device_t coredev, struct device device, int arrival)
266	{
267	smsclient_params_t params;
268	smsdvb_client_t* client;
269	int rc;
270
271	// device removal handled by onremove callback
272	if (!arrival)
273	return 0;
274
275	if (smscore_get_device_mode(coredev) != 4)
276	{
277	rc = smscore_set_device_mode(coredev, 4);
278	if (rc < 0)
279	return rc;
280	}
281
282	client = kzalloc(sizeof(smsdvb_client_t), GFP_KERNEL);
283	if (!client)
284	{
285	printk(KERN_INFO "%s kmalloc() failed\n", __FUNCTION__);
286	return -ENOMEM;
287	}
288
289	// register dvb adapter
9c59f968	290	rc = dvb_register_adapter(&client->adapter, "Siano Digital Receiver", THIS_MODULE, device, adapter_nr);
2e5c1ec8 MK	291	if (rc < 0)
	292	{
	293	printk("%s dvb_register_adapter() failed %d\n", __func__, rc);
	294	goto adapter_error;
	295	}
	296
	297	// init dvb demux
	298	client->demux.dmx.capabilities = DMX_TS_FILTERING;
	299	client->demux.filternum = 32; // todo: nova ???
	300	client->demux.feednum = 32;
	301	client->demux.start_feed = smsdvb_start_feed;
	302	client->demux.stop_feed = smsdvb_stop_feed;
	303
	304	rc = dvb_dmx_init(&client->demux);
	305	if (rc < 0)
	306	{
	307	printk("%s dvb_dmx_init failed %d\n\n", __FUNCTION__, rc);
	308	goto dvbdmx_error;
	309	}
	310
	311	// init dmxdev
	312	client->dmxdev.filternum = 32;
	313	client->dmxdev.demux = &client->demux.dmx;
	314	client->dmxdev.capabilities = 0;
	315
	316	rc = dvb_dmxdev_init(&client->dmxdev, &client->adapter);
	317	if (rc < 0)
	318	{
	319	printk("%s dvb_dmxdev_init failed %d\n", __FUNCTION__, rc);
	320	goto dmxdev_error;
	321	}
	322
	323	// init and register frontend
	324	memcpy(&client->frontend.ops, &smsdvb_fe_ops, sizeof(struct dvb_frontend_ops));
	325
	326	rc = dvb_register_frontend(&client->adapter, &client->frontend);
	327	if (rc < 0)
	328	{
	329	printk("%s frontend registration failed %d\n", __FUNCTION__, rc);
	330	goto frontend_error;
	331	}
	332
	333	params.initial_id = 0;
	334	params.data_type = MSG_SMS_DVBT_BDA_DATA;
	335	params.onresponse_handler = smsdvb_onresponse;
	336	params.onremove_handler = smsdvb_onremove;
	337	params.context = client;
	338
	339	rc = smscore_register_client(coredev, &params, &client->smsclient);
	340	if (rc < 0)
	341	{
	342	printk(KERN_INFO "%s smscore_register_client() failed %d\n", __FUNCTION__, rc);
	343	goto client_error;
	344	}
	345
	346	client->coredev = coredev;
	347
	348	init_completion(&client->tune_done);
	349	init_completion(&client->stat_done);
	350
	351	kmutex_lock(&g_smsdvb_clientslock);
	352
	353	list_add(&client->entry, &g_smsdvb_clients);
	354
355	kmutex_unlock(&g_smsdvb_clientslock);
356
357	printk(KERN_INFO "%s success\n", __FUNCTION__);
358
359	return 0;
360
361	client_error:
362	dvb_unregister_frontend(&client->frontend);
363
364	frontend_error:
365	dvb_dmxdev_release(&client->dmxdev);
366
367	dmxdev_error:
368	dvb_dmx_release(&client->demux);
369
370	dvbdmx_error:
371	dvb_unregister_adapter(&client->adapter);
372
373	adapter_error:
374	kfree(client);
375	return rc;
376	}
377