1/* Common methods for dibusb-based-receivers.
2 *
3 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
4 *
5 *	This program is free software; you can redistribute it and/or modify it
6 *	under the terms of the GNU General Public License as published by the Free
7 *	Software Foundation, version 2.
8 *
9 * see Documentation/dvb/README.dvb-usb for more information
10 */
11#include "dibusb.h"
12
13static int debug;
14module_param(debug, int, 0644);
15MODULE_PARM_DESC(debug, "set debugging level (1=info (|-able))." DVB_USB_DEBUG_STATUS);
16MODULE_LICENSE("GPL");
17
18#define deb_info(args...) dprintk(debug,0x01,args)
19
20/* common stuff used by the different dibusb modules */
21int dibusb_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
22{
23	if (adap->priv != NULL) {
24		struct dibusb_state *st = adap->priv;
25		if (st->ops.fifo_ctrl != NULL)
26			if (st->ops.fifo_ctrl(adap->fe,onoff)) {
27				err("error while controlling the fifo of the demod.");
28				return -ENODEV;
29			}
30	}
31	return 0;
32}
33EXPORT_SYMBOL(dibusb_streaming_ctrl);
34
35int dibusb_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid, int onoff)
36{
37	if (adap->priv != NULL) {
38		struct dibusb_state *st = adap->priv;
39		if (st->ops.pid_ctrl != NULL)
40			st->ops.pid_ctrl(adap->fe,index,pid,onoff);
41	}
42	return 0;
43}
44EXPORT_SYMBOL(dibusb_pid_filter);
45
46int dibusb_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
47{
48	if (adap->priv != NULL) {
49		struct dibusb_state *st = adap->priv;
50		if (st->ops.pid_parse != NULL)
51			if (st->ops.pid_parse(adap->fe,onoff) < 0)
52				err("could not handle pid_parser");
53	}
54	return 0;
55}
56EXPORT_SYMBOL(dibusb_pid_filter_ctrl);
57
58int dibusb_power_ctrl(struct dvb_usb_device *d, int onoff)
59{
60	u8 b[3];
61	int ret;
62	b[0] = DIBUSB_REQ_SET_IOCTL;
63	b[1] = DIBUSB_IOCTL_CMD_POWER_MODE;
64	b[2] = onoff ? DIBUSB_IOCTL_POWER_WAKEUP : DIBUSB_IOCTL_POWER_SLEEP;
65	ret = dvb_usb_generic_write(d,b,3);
66	msleep(10);
67	return ret;
68}
69EXPORT_SYMBOL(dibusb_power_ctrl);
70
71int dibusb2_0_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
72{
73	u8 b[3] = { 0 };
74	int ret;
75
76	if ((ret = dibusb_streaming_ctrl(adap,onoff)) < 0)
77		return ret;
78
79	if (onoff) {
80		b[0] = DIBUSB_REQ_SET_STREAMING_MODE;
81		b[1] = 0x00;
82		if ((ret = dvb_usb_generic_write(adap->dev,b,2)) < 0)
83			return ret;
84	}
85
86	b[0] = DIBUSB_REQ_SET_IOCTL;
87	b[1] = onoff ? DIBUSB_IOCTL_CMD_ENABLE_STREAM : DIBUSB_IOCTL_CMD_DISABLE_STREAM;
88	return dvb_usb_generic_write(adap->dev,b,3);
89}
90EXPORT_SYMBOL(dibusb2_0_streaming_ctrl);
91
92int dibusb2_0_power_ctrl(struct dvb_usb_device *d, int onoff)
93{
94	if (onoff) {
95		u8 b[3] = { DIBUSB_REQ_SET_IOCTL, DIBUSB_IOCTL_CMD_POWER_MODE, DIBUSB_IOCTL_POWER_WAKEUP };
96		return dvb_usb_generic_write(d,b,3);
97	} else
98		return 0;
99}
100EXPORT_SYMBOL(dibusb2_0_power_ctrl);
101
102static int dibusb_i2c_msg(struct dvb_usb_device *d, u8 addr,
103			  u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen)
104{
105	u8 sndbuf[wlen+4]; /* lead(1) devaddr,direction(1) addr(2) data(wlen) (len(2) (when reading)) */
106	/* write only ? */
107	int wo = (rbuf == NULL || rlen == 0),
108		len = 2 + wlen + (wo ? 0 : 2);
109
110	sndbuf[0] = wo ? DIBUSB_REQ_I2C_WRITE : DIBUSB_REQ_I2C_READ;
111	sndbuf[1] = (addr << 1) | (wo ? 0 : 1);
112
113	memcpy(&sndbuf[2],wbuf,wlen);
114
115	if (!wo) {
116		sndbuf[wlen+2] = (rlen >> 8) & 0xff;
117		sndbuf[wlen+3] = rlen & 0xff;
118	}
119
120	return dvb_usb_generic_rw(d,sndbuf,len,rbuf,rlen,0);
121}
122
123/*
124 * I2C master xfer function
125 */
126static int dibusb_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
127{
128	struct dvb_usb_device *d = i2c_get_adapdata(adap);
129	int i;
130
131	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
132		return -EAGAIN;
133
134	for (i = 0; i < num; i++) {
135		/* write/read request */
136		if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
137			if (dibusb_i2c_msg(d, msg[i].addr, msg[i].buf,msg[i].len,
138						msg[i+1].buf,msg[i+1].len) < 0)
139				break;
140			i++;
141		} else
142			if (dibusb_i2c_msg(d, msg[i].addr, msg[i].buf,msg[i].len,NULL,0) < 0)
143				break;
144	}
145
146	mutex_unlock(&d->i2c_mutex);
147	return i;
148}
149
150static u32 dibusb_i2c_func(struct i2c_adapter *adapter)
151{
152	return I2C_FUNC_I2C;
153}
154
155struct i2c_algorithm dibusb_i2c_algo = {
156	.master_xfer   = dibusb_i2c_xfer,
157	.functionality = dibusb_i2c_func,
158};
159EXPORT_SYMBOL(dibusb_i2c_algo);
160
161int dibusb_read_eeprom_byte(struct dvb_usb_device *d, u8 offs, u8 *val)
162{
163	u8 wbuf[1] = { offs };
164	return dibusb_i2c_msg(d, 0x50, wbuf, 1, val, 1);
165}
166EXPORT_SYMBOL(dibusb_read_eeprom_byte);
167
168/* 3000MC/P stuff */
169// Config Adjacent channels  Perf -cal22
170static struct dibx000_agc_config dib3000p_mt2060_agc_config = {
171	.band_caps = BAND_VHF | BAND_UHF,
172	.setup     = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
173
174	.agc1_max = 48497,
175	.agc1_min = 23593,
176	.agc2_max = 46531,
177	.agc2_min = 24904,
178
179	.agc1_pt1 = 0x65,
180	.agc1_pt2 = 0x69,
181
182	.agc1_slope1 = 0x51,
183	.agc1_slope2 = 0x27,
184
185	.agc2_pt1 = 0,
186	.agc2_pt2 = 0x33,
187
188	.agc2_slope1 = 0x35,
189	.agc2_slope2 = 0x37,
190};
191
192static struct dib3000mc_config stk3000p_dib3000p_config = {
193	&dib3000p_mt2060_agc_config,
194
195	.max_time     = 0x196,
196	.ln_adc_level = 0x1cc7,
197
198	.output_mpeg2_in_188_bytes = 1,
199
200	.agc_command1 = 1,
201	.agc_command2 = 1,
202};
203
204static struct dibx000_agc_config dib3000p_panasonic_agc_config = {
205	.band_caps = BAND_VHF | BAND_UHF,
206	.setup     = (1 << 8) | (5 << 5) | (1 << 4) | (1 << 3) | (0 << 2) | (2 << 0),
207
208	.agc1_max = 56361,
209	.agc1_min = 22282,
210	.agc2_max = 47841,
211	.agc2_min = 36045,
212
213	.agc1_pt1 = 0x3b,
214	.agc1_pt2 = 0x6b,
215
216	.agc1_slope1 = 0x55,
217	.agc1_slope2 = 0x1d,
218
219	.agc2_pt1 = 0,
220	.agc2_pt2 = 0x0a,
221
222	.agc2_slope1 = 0x95,
223	.agc2_slope2 = 0x1e,
224};
225
226static struct dib3000mc_config mod3000p_dib3000p_config = {
227	&dib3000p_panasonic_agc_config,
228
229	.max_time     = 0x51,
230	.ln_adc_level = 0x1cc7,
231
232	.output_mpeg2_in_188_bytes = 1,
233
234	.agc_command1 = 1,
235	.agc_command2 = 1,
236};
237
238int dibusb_dib3000mc_frontend_attach(struct dvb_usb_adapter *adap)
239{
240	if ((adap->fe = dvb_attach(dib3000mc_attach, &adap->dev->i2c_adap, DEFAULT_DIB3000P_I2C_ADDRESS,  &mod3000p_dib3000p_config)) != NULL ||
241		(adap->fe = dvb_attach(dib3000mc_attach, &adap->dev->i2c_adap, DEFAULT_DIB3000MC_I2C_ADDRESS, &mod3000p_dib3000p_config)) != NULL) {
242		if (adap->priv != NULL) {
243			struct dibusb_state *st = adap->priv;
244			st->ops.pid_parse = dib3000mc_pid_parse;
245			st->ops.pid_ctrl  = dib3000mc_pid_control;
246		}
247		return 0;
248	}
249	return -ENODEV;
250}
251EXPORT_SYMBOL(dibusb_dib3000mc_frontend_attach);
252
253static struct mt2060_config stk3000p_mt2060_config = {
254	0x60
255};
256
257int dibusb_dib3000mc_tuner_attach(struct dvb_usb_adapter *adap)
258{
259	struct dibusb_state *st = adap->priv;
260	u8 a,b;
261	u16 if1 = 1220;
262	struct i2c_adapter *tun_i2c;
263
264	// First IF calibration for Liteon Sticks
265	if (adap->dev->udev->descriptor.idVendor  == USB_VID_LITEON &&
266		adap->dev->udev->descriptor.idProduct == USB_PID_LITEON_DVB_T_WARM) {
267
268		dibusb_read_eeprom_byte(adap->dev,0x7E,&a);
269		dibusb_read_eeprom_byte(adap->dev,0x7F,&b);
270
271		if (a == 0x00)
272			if1 += b;
273		else if (a == 0x80)
274			if1 -= b;
275		else
276			warn("LITE-ON DVB-T: Strange IF1 calibration :%2X %2X\n", a, b);
277
278	} else if (adap->dev->udev->descriptor.idVendor  == USB_VID_DIBCOM &&
279		   adap->dev->udev->descriptor.idProduct == USB_PID_DIBCOM_MOD3001_WARM) {
280		u8 desc;
281		dibusb_read_eeprom_byte(adap->dev, 7, &desc);
282		if (desc == 2) {
283			a = 127;
284			do {
285				dibusb_read_eeprom_byte(adap->dev, a, &desc);
286				a--;
287			} while (a > 7 && (desc == 0xff || desc == 0x00));
288			if (desc & 0x80)
289				if1 -= (0xff - desc);
290			else
291				if1 += desc;
292		}
293	}
294
295	tun_i2c = dib3000mc_get_tuner_i2c_master(adap->fe, 1);
296	if (dvb_attach(mt2060_attach, adap->fe, tun_i2c, &stk3000p_mt2060_config, if1) == NULL) {
297		/* not found - use panasonic pll parameters */
298		if (dvb_attach(dvb_pll_attach, adap->fe, 0x60, tun_i2c, &dvb_pll_env57h1xd5) == NULL)
299			return -ENOMEM;
300	} else {
301		st->mt2060_present = 1;
302		/* set the correct parameters for the dib3000p */
303		dib3000mc_set_config(adap->fe, &stk3000p_dib3000p_config);
304	}
305	return 0;
306}
307EXPORT_SYMBOL(dibusb_dib3000mc_tuner_attach);
308
309/*
310 * common remote control stuff
311 */
312struct dvb_usb_rc_key dibusb_rc_keys[] = {
313	/* Key codes for the little Artec T1/Twinhan/HAMA/ remote. */
314	{ 0x00, 0x16, KEY_POWER },
315	{ 0x00, 0x10, KEY_MUTE },
316	{ 0x00, 0x03, KEY_1 },
317	{ 0x00, 0x01, KEY_2 },
318	{ 0x00, 0x06, KEY_3 },
319	{ 0x00, 0x09, KEY_4 },
320	{ 0x00, 0x1d, KEY_5 },
321	{ 0x00, 0x1f, KEY_6 },
322	{ 0x00, 0x0d, KEY_7 },
323	{ 0x00, 0x19, KEY_8 },
324	{ 0x00, 0x1b, KEY_9 },
325	{ 0x00, 0x15, KEY_0 },
326	{ 0x00, 0x05, KEY_CHANNELUP },
327	{ 0x00, 0x02, KEY_CHANNELDOWN },
328	{ 0x00, 0x1e, KEY_VOLUMEUP },
329	{ 0x00, 0x0a, KEY_VOLUMEDOWN },
330	{ 0x00, 0x11, KEY_RECORD },
331	{ 0x00, 0x17, KEY_FAVORITES }, /* Heart symbol - Channel list. */
332	{ 0x00, 0x14, KEY_PLAY },
333	{ 0x00, 0x1a, KEY_STOP },
334	{ 0x00, 0x40, KEY_REWIND },
335	{ 0x00, 0x12, KEY_FASTFORWARD },
336	{ 0x00, 0x0e, KEY_PREVIOUS }, /* Recall - Previous channel. */
337	{ 0x00, 0x4c, KEY_PAUSE },
338	{ 0x00, 0x4d, KEY_SCREEN }, /* Full screen mode. */
339	{ 0x00, 0x54, KEY_AUDIO }, /* MTS - Switch to secondary audio. */
340	/* additional keys TwinHan VisionPlus, the Artec seemingly not have */
341	{ 0x00, 0x0c, KEY_CANCEL }, /* Cancel */
342	{ 0x00, 0x1c, KEY_EPG }, /* EPG */
343	{ 0x00, 0x00, KEY_TAB }, /* Tab */
344	{ 0x00, 0x48, KEY_INFO }, /* Preview */
345	{ 0x00, 0x04, KEY_LIST }, /* RecordList */
346	{ 0x00, 0x0f, KEY_TEXT }, /* Teletext */
347	/* Key codes for the KWorld/ADSTech/JetWay remote. */
348	{ 0x86, 0x12, KEY_POWER },
349	{ 0x86, 0x0f, KEY_SELECT }, /* source */
350	{ 0x86, 0x0c, KEY_UNKNOWN }, /* scan */
351	{ 0x86, 0x0b, KEY_EPG },
352	{ 0x86, 0x10, KEY_MUTE },
353	{ 0x86, 0x01, KEY_1 },
354	{ 0x86, 0x02, KEY_2 },
355	{ 0x86, 0x03, KEY_3 },
356	{ 0x86, 0x04, KEY_4 },
357	{ 0x86, 0x05, KEY_5 },
358	{ 0x86, 0x06, KEY_6 },
359	{ 0x86, 0x07, KEY_7 },
360	{ 0x86, 0x08, KEY_8 },
361	{ 0x86, 0x09, KEY_9 },
362	{ 0x86, 0x0a, KEY_0 },
363	{ 0x86, 0x18, KEY_ZOOM },
364	{ 0x86, 0x1c, KEY_UNKNOWN }, /* preview */
365	{ 0x86, 0x13, KEY_UNKNOWN }, /* snap */
366	{ 0x86, 0x00, KEY_UNDO },
367	{ 0x86, 0x1d, KEY_RECORD },
368	{ 0x86, 0x0d, KEY_STOP },
369	{ 0x86, 0x0e, KEY_PAUSE },
370	{ 0x86, 0x16, KEY_PLAY },
371	{ 0x86, 0x11, KEY_BACK },
372	{ 0x86, 0x19, KEY_FORWARD },
373	{ 0x86, 0x14, KEY_UNKNOWN }, /* pip */
374	{ 0x86, 0x15, KEY_ESC },
375	{ 0x86, 0x1a, KEY_UP },
376	{ 0x86, 0x1e, KEY_DOWN },
377	{ 0x86, 0x1f, KEY_LEFT },
378	{ 0x86, 0x1b, KEY_RIGHT },
379
380	/* Key codes for the DiBcom MOD3000 remote. */
381	{ 0x80, 0x00, KEY_MUTE },
382	{ 0x80, 0x01, KEY_TEXT },
383	{ 0x80, 0x02, KEY_HOME },
384	{ 0x80, 0x03, KEY_POWER },
385
386	{ 0x80, 0x04, KEY_RED },
387	{ 0x80, 0x05, KEY_GREEN },
388	{ 0x80, 0x06, KEY_YELLOW },
389	{ 0x80, 0x07, KEY_BLUE },
390
391	{ 0x80, 0x08, KEY_DVD },
392	{ 0x80, 0x09, KEY_AUDIO },
393	{ 0x80, 0x0a, KEY_MEDIA },      /* Pictures */
394	{ 0x80, 0x0b, KEY_VIDEO },
395
396	{ 0x80, 0x0c, KEY_BACK },
397	{ 0x80, 0x0d, KEY_UP },
398	{ 0x80, 0x0e, KEY_RADIO },
399	{ 0x80, 0x0f, KEY_EPG },
400
401	{ 0x80, 0x10, KEY_LEFT },
402	{ 0x80, 0x11, KEY_OK },
403	{ 0x80, 0x12, KEY_RIGHT },
404	{ 0x80, 0x13, KEY_UNKNOWN },    /* SAP */
405
406	{ 0x80, 0x14, KEY_TV },
407	{ 0x80, 0x15, KEY_DOWN },
408	{ 0x80, 0x16, KEY_MENU },       /* DVD Menu */
409	{ 0x80, 0x17, KEY_LAST },
410
411	{ 0x80, 0x18, KEY_RECORD },
412	{ 0x80, 0x19, KEY_STOP },
413	{ 0x80, 0x1a, KEY_PAUSE },
414	{ 0x80, 0x1b, KEY_PLAY },
415
416	{ 0x80, 0x1c, KEY_PREVIOUS },
417	{ 0x80, 0x1d, KEY_REWIND },
418	{ 0x80, 0x1e, KEY_FASTFORWARD },
419	{ 0x80, 0x1f, KEY_NEXT},
420
421	{ 0x80, 0x40, KEY_1 },
422	{ 0x80, 0x41, KEY_2 },
423	{ 0x80, 0x42, KEY_3 },
424	{ 0x80, 0x43, KEY_CHANNELUP },
425
426	{ 0x80, 0x44, KEY_4 },
427	{ 0x80, 0x45, KEY_5 },
428	{ 0x80, 0x46, KEY_6 },
429	{ 0x80, 0x47, KEY_CHANNELDOWN },
430
431	{ 0x80, 0x48, KEY_7 },
432	{ 0x80, 0x49, KEY_8 },
433	{ 0x80, 0x4a, KEY_9 },
434	{ 0x80, 0x4b, KEY_VOLUMEUP },
435
436	{ 0x80, 0x4c, KEY_CLEAR },
437	{ 0x80, 0x4d, KEY_0 },
438	{ 0x80, 0x4e, KEY_ENTER },
439	{ 0x80, 0x4f, KEY_VOLUMEDOWN },
440};
441EXPORT_SYMBOL(dibusb_rc_keys);
442
443int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
444{
445	u8 key[5],cmd = DIBUSB_REQ_POLL_REMOTE;
446	dvb_usb_generic_rw(d,&cmd,1,key,5,0);
447	dvb_usb_nec_rc_key_to_event(d,key,event,state);
448	if (key[0] != 0)
449		deb_info("key: %x %x %x %x %x\n",key[0],key[1],key[2],key[3],key[4]);
450	return 0;
451}
452EXPORT_SYMBOL(dibusb_rc_query);
453