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az6027.c
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1 /* DVB USB compliant Linux driver for the AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)
2  * receiver.
3  *
4  * Copyright (C) 2009 Adams.Xu <[email protected]>
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the Free
8  * Software Foundation, version 2.
9  *
10  * see Documentation/dvb/README.dvb-usb for more information
11  */
12 #include "az6027.h"
13 
14 #include "stb0899_drv.h"
15 #include "stb0899_reg.h"
16 #include "stb0899_cfg.h"
17 
18 #include "stb6100.h"
19 #include "stb6100_cfg.h"
20 #include "dvb_ca_en50221.h"
21 
22 int dvb_usb_az6027_debug;
23 module_param_named(debug, dvb_usb_az6027_debug, int, 0644);
24 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
25 
26 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
27 
28 struct az6027_device_state {
29  struct dvb_ca_en50221 ca;
30  struct mutex ca_mutex;
31  u8 power_state;
32 };
33 
34 static const struct stb0899_s1_reg az6027_stb0899_s1_init_1[] = {
35 
36  /* 0x0000000b, SYSREG */
37  { STB0899_DEV_ID , 0x30 },
38  { STB0899_DISCNTRL1 , 0x32 },
39  { STB0899_DISCNTRL2 , 0x80 },
40  { STB0899_DISRX_ST0 , 0x04 },
41  { STB0899_DISRX_ST1 , 0x00 },
42  { STB0899_DISPARITY , 0x00 },
43  { STB0899_DISSTATUS , 0x20 },
44  { STB0899_DISF22 , 0x99 },
45  { STB0899_DISF22RX , 0xa8 },
46  /* SYSREG ? */
47  { STB0899_ACRPRESC , 0x11 },
48  { STB0899_ACRDIV1 , 0x0a },
49  { STB0899_ACRDIV2 , 0x05 },
50  { STB0899_DACR1 , 0x00 },
51  { STB0899_DACR2 , 0x00 },
52  { STB0899_OUTCFG , 0x00 },
53  { STB0899_MODECFG , 0x00 },
54  { STB0899_IRQSTATUS_3 , 0xfe },
55  { STB0899_IRQSTATUS_2 , 0x03 },
56  { STB0899_IRQSTATUS_1 , 0x7c },
57  { STB0899_IRQSTATUS_0 , 0xf4 },
58  { STB0899_IRQMSK_3 , 0xf3 },
59  { STB0899_IRQMSK_2 , 0xfc },
60  { STB0899_IRQMSK_1 , 0xff },
61  { STB0899_IRQMSK_0 , 0xff },
62  { STB0899_IRQCFG , 0x00 },
63  { STB0899_I2CCFG , 0x88 },
64  { STB0899_I2CRPT , 0x58 },
65  { STB0899_IOPVALUE5 , 0x00 },
66  { STB0899_IOPVALUE4 , 0x33 },
67  { STB0899_IOPVALUE3 , 0x6d },
68  { STB0899_IOPVALUE2 , 0x90 },
69  { STB0899_IOPVALUE1 , 0x60 },
70  { STB0899_IOPVALUE0 , 0x00 },
71  { STB0899_GPIO00CFG , 0x82 },
72  { STB0899_GPIO01CFG , 0x82 },
73  { STB0899_GPIO02CFG , 0x82 },
74  { STB0899_GPIO03CFG , 0x82 },
75  { STB0899_GPIO04CFG , 0x82 },
76  { STB0899_GPIO05CFG , 0x82 },
77  { STB0899_GPIO06CFG , 0x82 },
78  { STB0899_GPIO07CFG , 0x82 },
79  { STB0899_GPIO08CFG , 0x82 },
80  { STB0899_GPIO09CFG , 0x82 },
81  { STB0899_GPIO10CFG , 0x82 },
82  { STB0899_GPIO11CFG , 0x82 },
83  { STB0899_GPIO12CFG , 0x82 },
84  { STB0899_GPIO13CFG , 0x82 },
85  { STB0899_GPIO14CFG , 0x82 },
86  { STB0899_GPIO15CFG , 0x82 },
87  { STB0899_GPIO16CFG , 0x82 },
88  { STB0899_GPIO17CFG , 0x82 },
89  { STB0899_GPIO18CFG , 0x82 },
90  { STB0899_GPIO19CFG , 0x82 },
91  { STB0899_GPIO20CFG , 0x82 },
92  { STB0899_SDATCFG , 0xb8 },
93  { STB0899_SCLTCFG , 0xba },
94  { STB0899_AGCRFCFG , 0x1c }, /* 0x11 */
95  { STB0899_GPIO22 , 0x82 }, /* AGCBB2CFG */
96  { STB0899_GPIO21 , 0x91 }, /* AGCBB1CFG */
97  { STB0899_DIRCLKCFG , 0x82 },
98  { STB0899_CLKOUT27CFG , 0x7e },
99  { STB0899_STDBYCFG , 0x82 },
100  { STB0899_CS0CFG , 0x82 },
101  { STB0899_CS1CFG , 0x82 },
102  { STB0899_DISEQCOCFG , 0x20 },
103  { STB0899_GPIO32CFG , 0x82 },
104  { STB0899_GPIO33CFG , 0x82 },
105  { STB0899_GPIO34CFG , 0x82 },
106  { STB0899_GPIO35CFG , 0x82 },
107  { STB0899_GPIO36CFG , 0x82 },
108  { STB0899_GPIO37CFG , 0x82 },
109  { STB0899_GPIO38CFG , 0x82 },
110  { STB0899_GPIO39CFG , 0x82 },
111  { STB0899_NCOARSE , 0x17 }, /* 0x15 = 27 Mhz Clock, F/3 = 198MHz, F/6 = 99MHz */
112  { STB0899_SYNTCTRL , 0x02 }, /* 0x00 = CLK from CLKI, 0x02 = CLK from XTALI */
113  { STB0899_FILTCTRL , 0x00 },
114  { STB0899_SYSCTRL , 0x01 },
115  { STB0899_STOPCLK1 , 0x20 },
116  { STB0899_STOPCLK2 , 0x00 },
117  { STB0899_INTBUFSTATUS , 0x00 },
118  { STB0899_INTBUFCTRL , 0x0a },
119  { 0xffff , 0xff },
120 };
121 
122 static const struct stb0899_s1_reg az6027_stb0899_s1_init_3[] = {
123  { STB0899_DEMOD , 0x00 },
124  { STB0899_RCOMPC , 0xc9 },
125  { STB0899_AGC1CN , 0x01 },
126  { STB0899_AGC1REF , 0x10 },
127  { STB0899_RTC , 0x23 },
128  { STB0899_TMGCFG , 0x4e },
129  { STB0899_AGC2REF , 0x34 },
130  { STB0899_TLSR , 0x84 },
131  { STB0899_CFD , 0xf7 },
132  { STB0899_ACLC , 0x87 },
133  { STB0899_BCLC , 0x94 },
134  { STB0899_EQON , 0x41 },
135  { STB0899_LDT , 0xf1 },
136  { STB0899_LDT2 , 0xe3 },
137  { STB0899_EQUALREF , 0xb4 },
138  { STB0899_TMGRAMP , 0x10 },
139  { STB0899_TMGTHD , 0x30 },
140  { STB0899_IDCCOMP , 0xfd },
141  { STB0899_QDCCOMP , 0xff },
142  { STB0899_POWERI , 0x0c },
143  { STB0899_POWERQ , 0x0f },
144  { STB0899_RCOMP , 0x6c },
145  { STB0899_AGCIQIN , 0x80 },
146  { STB0899_AGC2I1 , 0x06 },
147  { STB0899_AGC2I2 , 0x00 },
148  { STB0899_TLIR , 0x30 },
149  { STB0899_RTF , 0x7f },
150  { STB0899_DSTATUS , 0x00 },
151  { STB0899_LDI , 0xbc },
152  { STB0899_CFRM , 0xea },
153  { STB0899_CFRL , 0x31 },
154  { STB0899_NIRM , 0x2b },
155  { STB0899_NIRL , 0x80 },
156  { STB0899_ISYMB , 0x1d },
157  { STB0899_QSYMB , 0xa6 },
158  { STB0899_SFRH , 0x2f },
159  { STB0899_SFRM , 0x68 },
160  { STB0899_SFRL , 0x40 },
161  { STB0899_SFRUPH , 0x2f },
162  { STB0899_SFRUPM , 0x68 },
163  { STB0899_SFRUPL , 0x40 },
164  { STB0899_EQUAI1 , 0x02 },
165  { STB0899_EQUAQ1 , 0xff },
166  { STB0899_EQUAI2 , 0x04 },
167  { STB0899_EQUAQ2 , 0x05 },
168  { STB0899_EQUAI3 , 0x02 },
169  { STB0899_EQUAQ3 , 0xfd },
170  { STB0899_EQUAI4 , 0x03 },
171  { STB0899_EQUAQ4 , 0x07 },
172  { STB0899_EQUAI5 , 0x08 },
173  { STB0899_EQUAQ5 , 0xf5 },
174  { STB0899_DSTATUS2 , 0x00 },
175  { STB0899_VSTATUS , 0x00 },
176  { STB0899_VERROR , 0x86 },
177  { STB0899_IQSWAP , 0x2a },
178  { STB0899_ECNT1M , 0x00 },
179  { STB0899_ECNT1L , 0x00 },
180  { STB0899_ECNT2M , 0x00 },
181  { STB0899_ECNT2L , 0x00 },
182  { STB0899_ECNT3M , 0x0a },
183  { STB0899_ECNT3L , 0xad },
184  { STB0899_FECAUTO1 , 0x06 },
185  { STB0899_FECM , 0x01 },
186  { STB0899_VTH12 , 0xb0 },
187  { STB0899_VTH23 , 0x7a },
188  { STB0899_VTH34 , 0x58 },
189  { STB0899_VTH56 , 0x38 },
190  { STB0899_VTH67 , 0x34 },
191  { STB0899_VTH78 , 0x24 },
192  { STB0899_PRVIT , 0xff },
193  { STB0899_VITSYNC , 0x19 },
194  { STB0899_RSULC , 0xb1 }, /* DVB = 0xb1, DSS = 0xa1 */
195  { STB0899_TSULC , 0x42 },
196  { STB0899_RSLLC , 0x41 },
197  { STB0899_TSLPL , 0x12 },
198  { STB0899_TSCFGH , 0x0c },
199  { STB0899_TSCFGM , 0x00 },
200  { STB0899_TSCFGL , 0x00 },
201  { STB0899_TSOUT , 0x69 }, /* 0x0d for CAM */
202  { STB0899_RSSYNCDEL , 0x00 },
203  { STB0899_TSINHDELH , 0x02 },
204  { STB0899_TSINHDELM , 0x00 },
205  { STB0899_TSINHDELL , 0x00 },
206  { STB0899_TSLLSTKM , 0x1b },
207  { STB0899_TSLLSTKL , 0xb3 },
208  { STB0899_TSULSTKM , 0x00 },
209  { STB0899_TSULSTKL , 0x00 },
210  { STB0899_PCKLENUL , 0xbc },
211  { STB0899_PCKLENLL , 0xcc },
212  { STB0899_RSPCKLEN , 0xbd },
213  { STB0899_TSSTATUS , 0x90 },
214  { STB0899_ERRCTRL1 , 0xb6 },
215  { STB0899_ERRCTRL2 , 0x95 },
216  { STB0899_ERRCTRL3 , 0x8d },
217  { STB0899_DMONMSK1 , 0x27 },
218  { STB0899_DMONMSK0 , 0x03 },
219  { STB0899_DEMAPVIT , 0x5c },
220  { STB0899_PLPARM , 0x19 },
221  { STB0899_PDELCTRL , 0x48 },
222  { STB0899_PDELCTRL2 , 0x00 },
223  { STB0899_BBHCTRL1 , 0x00 },
224  { STB0899_BBHCTRL2 , 0x00 },
225  { STB0899_HYSTTHRESH , 0x77 },
226  { STB0899_MATCSTM , 0x00 },
227  { STB0899_MATCSTL , 0x00 },
228  { STB0899_UPLCSTM , 0x00 },
229  { STB0899_UPLCSTL , 0x00 },
230  { STB0899_DFLCSTM , 0x00 },
231  { STB0899_DFLCSTL , 0x00 },
232  { STB0899_SYNCCST , 0x00 },
233  { STB0899_SYNCDCSTM , 0x00 },
234  { STB0899_SYNCDCSTL , 0x00 },
235  { STB0899_ISI_ENTRY , 0x00 },
236  { STB0899_ISI_BIT_EN , 0x00 },
237  { STB0899_MATSTRM , 0xf0 },
238  { STB0899_MATSTRL , 0x02 },
239  { STB0899_UPLSTRM , 0x45 },
240  { STB0899_UPLSTRL , 0x60 },
241  { STB0899_DFLSTRM , 0xe3 },
242  { STB0899_DFLSTRL , 0x00 },
243  { STB0899_SYNCSTR , 0x47 },
244  { STB0899_SYNCDSTRM , 0x05 },
245  { STB0899_SYNCDSTRL , 0x18 },
246  { STB0899_CFGPDELSTATUS1 , 0x19 },
247  { STB0899_CFGPDELSTATUS2 , 0x2b },
248  { STB0899_BBFERRORM , 0x00 },
249  { STB0899_BBFERRORL , 0x01 },
250  { STB0899_UPKTERRORM , 0x00 },
251  { STB0899_UPKTERRORL , 0x00 },
252  { 0xffff , 0xff },
253 };
254 
255 
256 
257 struct stb0899_config az6027_stb0899_config = {
258  .init_dev = az6027_stb0899_s1_init_1,
259  .init_s2_demod = stb0899_s2_init_2,
260  .init_s1_demod = az6027_stb0899_s1_init_3,
261  .init_s2_fec = stb0899_s2_init_4,
262  .init_tst = stb0899_s1_init_5,
263 
264  .demod_address = 0xd0, /* 0x68, 0xd0 >> 1 */
265 
266  .xtal_freq = 27000000,
267  .inversion = IQ_SWAP_ON, /* 1 */
268 
269  .lo_clk = 76500000,
270  .hi_clk = 99000000,
271 
272  .esno_ave = STB0899_DVBS2_ESNO_AVE,
273  .esno_quant = STB0899_DVBS2_ESNO_QUANT,
274  .avframes_coarse = STB0899_DVBS2_AVFRAMES_COARSE,
275  .avframes_fine = STB0899_DVBS2_AVFRAMES_FINE,
276  .miss_threshold = STB0899_DVBS2_MISS_THRESHOLD,
277  .uwp_threshold_acq = STB0899_DVBS2_UWP_THRESHOLD_ACQ,
278  .uwp_threshold_track = STB0899_DVBS2_UWP_THRESHOLD_TRACK,
279  .uwp_threshold_sof = STB0899_DVBS2_UWP_THRESHOLD_SOF,
280  .sof_search_timeout = STB0899_DVBS2_SOF_SEARCH_TIMEOUT,
281 
282  .btr_nco_bits = STB0899_DVBS2_BTR_NCO_BITS,
283  .btr_gain_shift_offset = STB0899_DVBS2_BTR_GAIN_SHIFT_OFFSET,
284  .crl_nco_bits = STB0899_DVBS2_CRL_NCO_BITS,
285  .ldpc_max_iter = STB0899_DVBS2_LDPC_MAX_ITER,
286 
287  .tuner_get_frequency = stb6100_get_frequency,
288  .tuner_set_frequency = stb6100_set_frequency,
289  .tuner_set_bandwidth = stb6100_set_bandwidth,
290  .tuner_get_bandwidth = stb6100_get_bandwidth,
291  .tuner_set_rfsiggain = NULL,
292 };
293 
294 struct stb6100_config az6027_stb6100_config = {
295  .tuner_address = 0xc0,
296  .refclock = 27000000,
297 };
298 
299 
300 /* check for mutex FIXME */
301 int az6027_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen)
302 {
303  int ret = -1;
304  if (mutex_lock_interruptible(&d->usb_mutex))
305  return -EAGAIN;
306 
307  ret = usb_control_msg(d->udev,
308  usb_rcvctrlpipe(d->udev, 0),
309  req,
310  USB_TYPE_VENDOR | USB_DIR_IN,
311  value,
312  index,
313  b,
314  blen,
315  2000);
316 
317  if (ret < 0) {
318  warn("usb in operation failed. (%d)", ret);
319  ret = -EIO;
320  } else
321  ret = 0;
322 
323  deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
324  debug_dump(b, blen, deb_xfer);
325 
326  mutex_unlock(&d->usb_mutex);
327  return ret;
328 }
329 
330 static int az6027_usb_out_op(struct dvb_usb_device *d,
331  u8 req,
332  u16 value,
333  u16 index,
334  u8 *b,
335  int blen)
336 {
337  int ret;
338 
339  deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
340  debug_dump(b, blen, deb_xfer);
341 
342  if (mutex_lock_interruptible(&d->usb_mutex))
343  return -EAGAIN;
344 
345  ret = usb_control_msg(d->udev,
346  usb_sndctrlpipe(d->udev, 0),
347  req,
348  USB_TYPE_VENDOR | USB_DIR_OUT,
349  value,
350  index,
351  b,
352  blen,
353  2000);
354 
355  if (ret != blen) {
356  warn("usb out operation failed. (%d)", ret);
357  mutex_unlock(&d->usb_mutex);
358  return -EIO;
359  } else{
360  mutex_unlock(&d->usb_mutex);
361  return 0;
362  }
363 }
364 
365 static int az6027_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
366 {
367  int ret;
368  u8 req;
369  u16 value;
370  u16 index;
371  int blen;
372 
373  deb_info("%s %d", __func__, onoff);
374 
375  req = 0xBC;
376  value = onoff;
377  index = 0;
378  blen = 0;
379 
380  ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
381  if (ret != 0)
382  warn("usb out operation failed. (%d)", ret);
383 
384  return ret;
385 }
386 
387 /* keys for the enclosed remote control */
388 static struct rc_map_table rc_map_az6027_table[] = {
389  { 0x01, KEY_1 },
390  { 0x02, KEY_2 },
391 };
392 
393 /* remote control stuff (does not work with my box) */
394 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
395 {
396  return 0;
397 }
398 
399 /*
400 int az6027_power_ctrl(struct dvb_usb_device *d, int onoff)
401 {
402  u8 v = onoff;
403  return az6027_usb_out_op(d,0xBC,v,3,NULL,1);
404 }
405 */
406 
407 static int az6027_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
408  int slot,
409  int address)
410 {
411  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
412  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
413 
414  int ret;
415  u8 req;
416  u16 value;
417  u16 index;
418  int blen;
419  u8 *b;
420 
421  if (slot != 0)
422  return -EINVAL;
423 
424  b = kmalloc(12, GFP_KERNEL);
425  if (!b)
426  return -ENOMEM;
427 
428  mutex_lock(&state->ca_mutex);
429 
430  req = 0xC1;
431  value = address;
432  index = 0;
433  blen = 1;
434 
435  ret = az6027_usb_in_op(d, req, value, index, b, blen);
436  if (ret < 0) {
437  warn("usb in operation failed. (%d)", ret);
438  ret = -EINVAL;
439  } else {
440  ret = b[0];
441  }
442 
443  mutex_unlock(&state->ca_mutex);
444  kfree(b);
445  return ret;
446 }
447 
448 static int az6027_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
449  int slot,
450  int address,
451  u8 value)
452 {
453  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
454  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
455 
456  int ret;
457  u8 req;
458  u16 value1;
459  u16 index;
460  int blen;
461 
462  deb_info("%s %d", __func__, slot);
463  if (slot != 0)
464  return -EINVAL;
465 
466  mutex_lock(&state->ca_mutex);
467  req = 0xC2;
468  value1 = address;
469  index = value;
470  blen = 0;
471 
472  ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
473  if (ret != 0)
474  warn("usb out operation failed. (%d)", ret);
475 
476  mutex_unlock(&state->ca_mutex);
477  return ret;
478 }
479 
480 static int az6027_ci_read_cam_control(struct dvb_ca_en50221 *ca,
481  int slot,
482  u8 address)
483 {
484  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
485  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
486 
487  int ret;
488  u8 req;
489  u16 value;
490  u16 index;
491  int blen;
492  u8 *b;
493 
494  if (slot != 0)
495  return -EINVAL;
496 
497  b = kmalloc(12, GFP_KERNEL);
498  if (!b)
499  return -ENOMEM;
500 
501  mutex_lock(&state->ca_mutex);
502 
503  req = 0xC3;
504  value = address;
505  index = 0;
506  blen = 2;
507 
508  ret = az6027_usb_in_op(d, req, value, index, b, blen);
509  if (ret < 0) {
510  warn("usb in operation failed. (%d)", ret);
511  ret = -EINVAL;
512  } else {
513  if (b[0] == 0)
514  warn("Read CI IO error");
515 
516  ret = b[1];
517  deb_info("read cam data = %x from 0x%x", b[1], value);
518  }
519 
520  mutex_unlock(&state->ca_mutex);
521  kfree(b);
522  return ret;
523 }
524 
525 static int az6027_ci_write_cam_control(struct dvb_ca_en50221 *ca,
526  int slot,
527  u8 address,
528  u8 value)
529 {
530  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
531  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
532 
533  int ret;
534  u8 req;
535  u16 value1;
536  u16 index;
537  int blen;
538 
539  if (slot != 0)
540  return -EINVAL;
541 
542  mutex_lock(&state->ca_mutex);
543  req = 0xC4;
544  value1 = address;
545  index = value;
546  blen = 0;
547 
548  ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
549  if (ret != 0) {
550  warn("usb out operation failed. (%d)", ret);
551  goto failed;
552  }
553 
554 failed:
555  mutex_unlock(&state->ca_mutex);
556  return ret;
557 }
558 
559 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
560 {
561  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
562 
563  int ret;
564  u8 req;
565  u16 value;
566  u16 index;
567  int blen;
568  u8 *b;
569 
570  b = kmalloc(12, GFP_KERNEL);
571  if (!b)
572  return -ENOMEM;
573 
574  req = 0xC8;
575  value = 0;
576  index = 0;
577  blen = 1;
578 
579  ret = az6027_usb_in_op(d, req, value, index, b, blen);
580  if (ret < 0) {
581  warn("usb in operation failed. (%d)", ret);
582  ret = -EIO;
583  } else{
584  ret = b[0];
585  }
586  kfree(b);
587  return ret;
588 }
589 
590 static int az6027_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
591 {
592  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
593  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
594 
595  int ret, i;
596  u8 req;
597  u16 value;
598  u16 index;
599  int blen;
600 
601  mutex_lock(&state->ca_mutex);
602 
603  req = 0xC6;
604  value = 1;
605  index = 0;
606  blen = 0;
607 
608  ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
609  if (ret != 0) {
610  warn("usb out operation failed. (%d)", ret);
611  goto failed;
612  }
613 
614  msleep(500);
615  req = 0xC6;
616  value = 0;
617  index = 0;
618  blen = 0;
619 
620  ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
621  if (ret != 0) {
622  warn("usb out operation failed. (%d)", ret);
623  goto failed;
624  }
625 
626  for (i = 0; i < 15; i++) {
627  msleep(100);
628 
629  if (CI_CamReady(ca, slot)) {
630  deb_info("CAM Ready");
631  break;
632  }
633  }
634  msleep(5000);
635 
636 failed:
637  mutex_unlock(&state->ca_mutex);
638  return ret;
639 }
640 
641 static int az6027_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
642 {
643  return 0;
644 }
645 
646 static int az6027_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
647 {
648  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
649  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
650 
651  int ret;
652  u8 req;
653  u16 value;
654  u16 index;
655  int blen;
656 
657  deb_info("%s", __func__);
658  mutex_lock(&state->ca_mutex);
659  req = 0xC7;
660  value = 1;
661  index = 0;
662  blen = 0;
663 
664  ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
665  if (ret != 0) {
666  warn("usb out operation failed. (%d)", ret);
667  goto failed;
668  }
669 
670 failed:
671  mutex_unlock(&state->ca_mutex);
672  return ret;
673 }
674 
675 static int az6027_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
676 {
677  struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;
678  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
679  int ret;
680  u8 req;
681  u16 value;
682  u16 index;
683  int blen;
684  u8 *b;
685 
686  b = kmalloc(12, GFP_KERNEL);
687  if (!b)
688  return -ENOMEM;
689  mutex_lock(&state->ca_mutex);
690 
691  req = 0xC5;
692  value = 0;
693  index = 0;
694  blen = 1;
695 
696  ret = az6027_usb_in_op(d, req, value, index, b, blen);
697  if (ret < 0) {
698  warn("usb in operation failed. (%d)", ret);
699  ret = -EIO;
700  } else
701  ret = 0;
702 
703  if (!ret && b[0] == 1) {
704  ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
705  DVB_CA_EN50221_POLL_CAM_READY;
706  }
707 
708  mutex_unlock(&state->ca_mutex);
709  kfree(b);
710  return ret;
711 }
712 
713 
714 static void az6027_ci_uninit(struct dvb_usb_device *d)
715 {
716  struct az6027_device_state *state;
717 
718  deb_info("%s", __func__);
719 
720  if (NULL == d)
721  return;
722 
723  state = (struct az6027_device_state *)d->priv;
724  if (NULL == state)
725  return;
726 
727  if (NULL == state->ca.data)
728  return;
729 
730  dvb_ca_en50221_release(&state->ca);
731 
732  memset(&state->ca, 0, sizeof(state->ca));
733 }
734 
735 
736 static int az6027_ci_init(struct dvb_usb_adapter *a)
737 {
738  struct dvb_usb_device *d = a->dev;
739  struct az6027_device_state *state = (struct az6027_device_state *)d->priv;
740  int ret;
741 
742  deb_info("%s", __func__);
743 
744  mutex_init(&state->ca_mutex);
745 
746  state->ca.owner = THIS_MODULE;
747  state->ca.read_attribute_mem = az6027_ci_read_attribute_mem;
748  state->ca.write_attribute_mem = az6027_ci_write_attribute_mem;
749  state->ca.read_cam_control = az6027_ci_read_cam_control;
750  state->ca.write_cam_control = az6027_ci_write_cam_control;
751  state->ca.slot_reset = az6027_ci_slot_reset;
752  state->ca.slot_shutdown = az6027_ci_slot_shutdown;
753  state->ca.slot_ts_enable = az6027_ci_slot_ts_enable;
754  state->ca.poll_slot_status = az6027_ci_poll_slot_status;
755  state->ca.data = d;
756 
757  ret = dvb_ca_en50221_init(&a->dvb_adap,
758  &state->ca,
759  0, /* flags */
760  1);/* n_slots */
761  if (ret != 0) {
762  err("Cannot initialize CI: Error %d.", ret);
763  memset(&state->ca, 0, sizeof(state->ca));
764  return ret;
765  }
766 
767  deb_info("CI initialized.");
768 
769  return 0;
770 }
771 
772 /*
773 static int az6027_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
774 {
775  az6027_usb_in_op(d, 0xb7, 6, 0, &mac[0], 6);
776  return 0;
777 }
778 */
779 
780 static int az6027_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
781 {
782 
783  u8 buf;
784  struct dvb_usb_adapter *adap = fe->dvb->priv;
785 
786  struct i2c_msg i2c_msg = {
787  .addr = 0x99,
788  .flags = 0,
789  .buf = &buf,
790  .len = 1
791  };
792 
793  /*
794  * 2 --18v
795  * 1 --13v
796  * 0 --off
797  */
798  switch (voltage) {
799  case SEC_VOLTAGE_13:
800  buf = 1;
801  i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
802  break;
803 
804  case SEC_VOLTAGE_18:
805  buf = 2;
806  i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
807  break;
808 
809  case SEC_VOLTAGE_OFF:
810  buf = 0;
811  i2c_transfer(&adap->dev->i2c_adap, &i2c_msg, 1);
812  break;
813 
814  default:
815  return -EINVAL;
816  }
817  return 0;
818 }
819 
820 
821 static int az6027_frontend_poweron(struct dvb_usb_adapter *adap)
822 {
823  int ret;
824  u8 req;
825  u16 value;
826  u16 index;
827  int blen;
828 
829  req = 0xBC;
830  value = 1; /* power on */
831  index = 3;
832  blen = 0;
833 
834  ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
835  if (ret != 0)
836  return -EIO;
837 
838  return 0;
839 }
840 static int az6027_frontend_reset(struct dvb_usb_adapter *adap)
841 {
842  int ret;
843  u8 req;
844  u16 value;
845  u16 index;
846  int blen;
847 
848  /* reset demodulator */
849  req = 0xC0;
850  value = 1; /* high */
851  index = 3;
852  blen = 0;
853 
854  ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
855  if (ret != 0)
856  return -EIO;
857 
858  req = 0xC0;
859  value = 0; /* low */
860  index = 3;
861  blen = 0;
862  msleep_interruptible(200);
863 
864  ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
865  if (ret != 0)
866  return -EIO;
867 
868  msleep_interruptible(200);
869 
870  req = 0xC0;
871  value = 1; /*high */
872  index = 3;
873  blen = 0;
874 
875  ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
876  if (ret != 0)
877  return -EIO;
878 
879  msleep_interruptible(200);
880  return 0;
881 }
882 
883 static int az6027_frontend_tsbypass(struct dvb_usb_adapter *adap, int onoff)
884 {
885  int ret;
886  u8 req;
887  u16 value;
888  u16 index;
889  int blen;
890 
891  /* TS passthrough */
892  req = 0xC7;
893  value = onoff;
894  index = 0;
895  blen = 0;
896 
897  ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
898  if (ret != 0)
899  return -EIO;
900 
901  return 0;
902 }
903 
904 static int az6027_frontend_attach(struct dvb_usb_adapter *adap)
905 {
906 
907  az6027_frontend_poweron(adap);
908  az6027_frontend_reset(adap);
909 
910  deb_info("adap = %p, dev = %p\n", adap, adap->dev);
911  adap->fe_adap[0].fe = stb0899_attach(&az6027_stb0899_config, &adap->dev->i2c_adap);
912 
913  if (adap->fe_adap[0].fe) {
914  deb_info("found STB0899 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb0899_config.demod_address);
915  if (stb6100_attach(adap->fe_adap[0].fe, &az6027_stb6100_config, &adap->dev->i2c_adap)) {
916  deb_info("found STB6100 DVB-S/DVB-S2 frontend @0x%02x", az6027_stb6100_config.tuner_address);
917  adap->fe_adap[0].fe->ops.set_voltage = az6027_set_voltage;
918  az6027_ci_init(adap);
919  } else {
920  adap->fe_adap[0].fe = NULL;
921  }
922  } else
923  warn("no front-end attached\n");
924 
925  az6027_frontend_tsbypass(adap, 0);
926 
927  return 0;
928 }
929 
930 static struct dvb_usb_device_properties az6027_properties;
931 
932 static void az6027_usb_disconnect(struct usb_interface *intf)
933 {
934  struct dvb_usb_device *d = usb_get_intfdata(intf);
935  az6027_ci_uninit(d);
936  dvb_usb_device_exit(intf);
937 }
938 
939 
940 static int az6027_usb_probe(struct usb_interface *intf,
941  const struct usb_device_id *id)
942 {
943  return dvb_usb_device_init(intf,
944  &az6027_properties,
945  THIS_MODULE,
946  NULL,
947  adapter_nr);
948 }
949 
950 /* I2C */
951 static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num)
952 {
953  struct dvb_usb_device *d = i2c_get_adapdata(adap);
954  int i = 0, j = 0, len = 0;
955  u16 index;
956  u16 value;
957  int length;
958  u8 req;
959  u8 *data;
960 
961  data = kmalloc(256, GFP_KERNEL);
962  if (!data)
963  return -ENOMEM;
964 
965  if (mutex_lock_interruptible(&d->i2c_mutex) < 0) {
966  kfree(data);
967  return -EAGAIN;
968  }
969 
970  if (num > 2)
971  warn("more than 2 i2c messages at a time is not handled yet. TODO.");
972 
973  for (i = 0; i < num; i++) {
974 
975  if (msg[i].addr == 0x99) {
976  req = 0xBE;
977  index = 0;
978  value = msg[i].buf[0] & 0x00ff;
979  length = 1;
980  az6027_usb_out_op(d, req, value, index, data, length);
981  }
982 
983  if (msg[i].addr == 0xd0) {
984  /* write/read request */
985  if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
986  req = 0xB9;
987  index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
988  value = msg[i].addr + (msg[i].len << 8);
989  length = msg[i + 1].len + 6;
990  az6027_usb_in_op(d, req, value, index, data, length);
991  len = msg[i + 1].len;
992  for (j = 0; j < len; j++)
993  msg[i + 1].buf[j] = data[j + 5];
994 
995  i++;
996  } else {
997 
998  /* demod 16bit addr */
999  req = 0xBD;
1000  index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
1001  value = msg[i].addr + (2 << 8);
1002  length = msg[i].len - 2;
1003  len = msg[i].len - 2;
1004  for (j = 0; j < len; j++)
1005  data[j] = msg[i].buf[j + 2];
1006  az6027_usb_out_op(d, req, value, index, data, length);
1007  }
1008  }
1009 
1010  if (msg[i].addr == 0xc0) {
1011  if (msg[i].flags & I2C_M_RD) {
1012 
1013  req = 0xB9;
1014  index = 0x0;
1015  value = msg[i].addr;
1016  length = msg[i].len + 6;
1017  az6027_usb_in_op(d, req, value, index, data, length);
1018  len = msg[i].len;
1019  for (j = 0; j < len; j++)
1020  msg[i].buf[j] = data[j + 5];
1021 
1022  } else {
1023 
1024  req = 0xBD;
1025  index = msg[i].buf[0] & 0x00FF;
1026  value = msg[i].addr + (1 << 8);
1027  length = msg[i].len - 1;
1028  len = msg[i].len - 1;
1029 
1030  for (j = 0; j < len; j++)
1031  data[j] = msg[i].buf[j + 1];
1032 
1033  az6027_usb_out_op(d, req, value, index, data, length);
1034  }
1035  }
1036  }
1037  mutex_unlock(&d->i2c_mutex);
1038  kfree(data);
1039 
1040  return i;
1041 }
1042 
1043 
1044 static u32 az6027_i2c_func(struct i2c_adapter *adapter)
1045 {
1046  return I2C_FUNC_I2C;
1047 }
1048 
1049 static struct i2c_algorithm az6027_i2c_algo = {
1050  .master_xfer = az6027_i2c_xfer,
1051  .functionality = az6027_i2c_func,
1052 };
1053 
1054 int az6027_identify_state(struct usb_device *udev,
1055  struct dvb_usb_device_properties *props,
1056  struct dvb_usb_device_description **desc,
1057  int *cold)
1058 {
1059  u8 *b;
1060  s16 ret;
1061 
1062  b = kmalloc(16, GFP_KERNEL);
1063  if (!b)
1064  return -ENOMEM;
1065 
1066  ret = usb_control_msg(udev,
1067  usb_rcvctrlpipe(udev, 0),
1068  0xb7,
1069  USB_TYPE_VENDOR | USB_DIR_IN,
1070  6,
1071  0,
1072  b,
1073  6,
1074  USB_CTRL_GET_TIMEOUT);
1075 
1076  *cold = ret <= 0;
1077  kfree(b);
1078  deb_info("cold: %d\n", *cold);
1079  return 0;
1080 }
1081 
1082 
1083 static struct usb_device_id az6027_usb_table[] = {
1084  { USB_DEVICE(USB_VID_AZUREWAVE, USB_PID_AZUREWAVE_AZ6027) },
1085  { USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_DVBS2CI_V1) },
1086  { USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_DVBS2CI_V2) },
1087  { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V1) },
1088  { USB_DEVICE(USB_VID_TECHNISAT, USB_PID_TECHNISAT_USB2_HDCI_V2) },
1089  { USB_DEVICE(USB_VID_ELGATO, USB_PID_ELGATO_EYETV_SAT) },
1090  { },
1091 };
1092 
1093 MODULE_DEVICE_TABLE(usb, az6027_usb_table);
1094 
1095 static struct dvb_usb_device_properties az6027_properties = {
1096  .caps = DVB_USB_IS_AN_I2C_ADAPTER,
1097  .usb_ctrl = CYPRESS_FX2,
1098  .firmware = "dvb-usb-az6027-03.fw",
1099  .no_reconnect = 1,
1100 
1101  .size_of_priv = sizeof(struct az6027_device_state),
1102  .identify_state = az6027_identify_state,
1103  .num_adapters = 1,
1104  .adapter = {
1105  {
1106  .num_frontends = 1,
1107  .fe = {{
1108  .streaming_ctrl = az6027_streaming_ctrl,
1109  .frontend_attach = az6027_frontend_attach,
1110 
1111  /* parameter for the MPEG2-data transfer */
1112  .stream = {
1113  .type = USB_BULK,
1114  .count = 10,
1115  .endpoint = 0x02,
1116  .u = {
1117  .bulk = {
1118  .buffersize = 4096,
1119  }
1120  }
1121  },
1122  }},
1123  }
1124  },
1125 /*
1126  .power_ctrl = az6027_power_ctrl,
1127  .read_mac_address = az6027_read_mac_addr,
1128  */
1129  .rc.legacy = {
1130  .rc_map_table = rc_map_az6027_table,
1131  .rc_map_size = ARRAY_SIZE(rc_map_az6027_table),
1132  .rc_interval = 400,
1133  .rc_query = az6027_rc_query,
1134  },
1135 
1136  .i2c_algo = &az6027_i2c_algo,
1137 
1138  .num_device_descs = 6,
1139  .devices = {
1140  {
1141  .name = "AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)",
1142  .cold_ids = { &az6027_usb_table[0], NULL },
1143  .warm_ids = { NULL },
1144  }, {
1145  .name = "TERRATEC S7",
1146  .cold_ids = { &az6027_usb_table[1], NULL },
1147  .warm_ids = { NULL },
1148  }, {
1149  .name = "TERRATEC S7 MKII",
1150  .cold_ids = { &az6027_usb_table[2], NULL },
1151  .warm_ids = { NULL },
1152  }, {
1153  .name = "Technisat SkyStar USB 2 HD CI",
1154  .cold_ids = { &az6027_usb_table[3], NULL },
1155  .warm_ids = { NULL },
1156  }, {
1157  .name = "Technisat SkyStar USB 2 HD CI",
1158  .cold_ids = { &az6027_usb_table[4], NULL },
1159  .warm_ids = { NULL },
1160  }, {
1161  .name = "Elgato EyeTV Sat",
1162  .cold_ids = { &az6027_usb_table[5], NULL },
1163  .warm_ids = { NULL },
1164  },
1165  { NULL },
1166  }
1167 };
1168 
1169 /* usb specific object needed to register this driver with the usb subsystem */
1170 static struct usb_driver az6027_usb_driver = {
1171  .name = "dvb_usb_az6027",
1172  .probe = az6027_usb_probe,
1173  .disconnect = az6027_usb_disconnect,
1174  .id_table = az6027_usb_table,
1175 };
1176 
1177 module_usb_driver(az6027_usb_driver);
1178 
1179 MODULE_AUTHOR("Adams Xu <[email protected]>");
1180 MODULE_DESCRIPTION("Driver for AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)");
1181 MODULE_VERSION("1.0");
1182 MODULE_LICENSE("GPL");
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