1 // SPDX-License-Identifier: GPL-2.0-only
2 /* DVB USB compliant Linux driver for the AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)
3 * receiver.
4 *
5 * Copyright (C) 2009 Adams.Xu <adams.xu@azwave.com.cn>
6 *
7 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
8 */
9 #include "az6027.h"
10
11 #include "stb0899_drv.h"
12 #include "stb0899_reg.h"
13 #include "stb0899_cfg.h"
14
15 #include "stb6100.h"
16 #include "stb6100_cfg.h"
17 #include <media/dvb_ca_en50221.h>
18
19 int dvb_usb_az6027_debug;
20 module_param_named(debug, dvb_usb_az6027_debug, int, 0644);
21 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
22
23 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
24
25 struct az6027_device_state {
26 struct dvb_ca_en50221 ca;
27 struct mutex ca_mutex;
28 u8 power_state;
29 };
30
31 static const struct stb0899_s1_reg az6027_stb0899_s1_init_1[] = {
32
33 /* 0x0000000b, SYSREG */
34 { STB0899_DEV_ID , 0x30 },
35 { STB0899_DISCNTRL1 , 0x32 },
36 { STB0899_DISCNTRL2 , 0x80 },
37 { STB0899_DISRX_ST0 , 0x04 },
38 { STB0899_DISRX_ST1 , 0x00 },
39 { STB0899_DISPARITY , 0x00 },
40 { STB0899_DISSTATUS , 0x20 },
41 { STB0899_DISF22 , 0x99 },
42 { STB0899_DISF22RX , 0xa8 },
43 /* SYSREG ? */
44 { STB0899_ACRPRESC , 0x11 },
45 { STB0899_ACRDIV1 , 0x0a },
46 { STB0899_ACRDIV2 , 0x05 },
47 { STB0899_DACR1 , 0x00 },
48 { STB0899_DACR2 , 0x00 },
49 { STB0899_OUTCFG , 0x00 },
50 { STB0899_MODECFG , 0x00 },
51 { STB0899_IRQSTATUS_3 , 0xfe },
52 { STB0899_IRQSTATUS_2 , 0x03 },
53 { STB0899_IRQSTATUS_1 , 0x7c },
54 { STB0899_IRQSTATUS_0 , 0xf4 },
55 { STB0899_IRQMSK_3 , 0xf3 },
56 { STB0899_IRQMSK_2 , 0xfc },
57 { STB0899_IRQMSK_1 , 0xff },
58 { STB0899_IRQMSK_0 , 0xff },
59 { STB0899_IRQCFG , 0x00 },
60 { STB0899_I2CCFG , 0x88 },
61 { STB0899_I2CRPT , 0x58 },
62 { STB0899_IOPVALUE5 , 0x00 },
63 { STB0899_IOPVALUE4 , 0x33 },
64 { STB0899_IOPVALUE3 , 0x6d },
65 { STB0899_IOPVALUE2 , 0x90 },
66 { STB0899_IOPVALUE1 , 0x60 },
67 { STB0899_IOPVALUE0 , 0x00 },
68 { STB0899_GPIO00CFG , 0x82 },
69 { STB0899_GPIO01CFG , 0x82 },
70 { STB0899_GPIO02CFG , 0x82 },
71 { STB0899_GPIO03CFG , 0x82 },
72 { STB0899_GPIO04CFG , 0x82 },
73 { STB0899_GPIO05CFG , 0x82 },
74 { STB0899_GPIO06CFG , 0x82 },
75 { STB0899_GPIO07CFG , 0x82 },
76 { STB0899_GPIO08CFG , 0x82 },
77 { STB0899_GPIO09CFG , 0x82 },
78 { STB0899_GPIO10CFG , 0x82 },
79 { STB0899_GPIO11CFG , 0x82 },
80 { STB0899_GPIO12CFG , 0x82 },
81 { STB0899_GPIO13CFG , 0x82 },
82 { STB0899_GPIO14CFG , 0x82 },
83 { STB0899_GPIO15CFG , 0x82 },
84 { STB0899_GPIO16CFG , 0x82 },
85 { STB0899_GPIO17CFG , 0x82 },
86 { STB0899_GPIO18CFG , 0x82 },
87 { STB0899_GPIO19CFG , 0x82 },
88 { STB0899_GPIO20CFG , 0x82 },
89 { STB0899_SDATCFG , 0xb8 },
90 { STB0899_SCLTCFG , 0xba },
91 { STB0899_AGCRFCFG , 0x1c }, /* 0x11 */
92 { STB0899_GPIO22 , 0x82 }, /* AGCBB2CFG */
93 { STB0899_GPIO21 , 0x91 }, /* AGCBB1CFG */
94 { STB0899_DIRCLKCFG , 0x82 },
95 { STB0899_CLKOUT27CFG , 0x7e },
96 { STB0899_STDBYCFG , 0x82 },
97 { STB0899_CS0CFG , 0x82 },
98 { STB0899_CS1CFG , 0x82 },
99 { STB0899_DISEQCOCFG , 0x20 },
100 { STB0899_GPIO32CFG , 0x82 },
101 { STB0899_GPIO33CFG , 0x82 },
102 { STB0899_GPIO34CFG , 0x82 },
103 { STB0899_GPIO35CFG , 0x82 },
104 { STB0899_GPIO36CFG , 0x82 },
105 { STB0899_GPIO37CFG , 0x82 },
106 { STB0899_GPIO38CFG , 0x82 },
107 { STB0899_GPIO39CFG , 0x82 },
108 { STB0899_NCOARSE , 0x17 }, /* 0x15 = 27 Mhz Clock, F/3 = 198MHz, F/6 = 99MHz */
109 { STB0899_SYNTCTRL , 0x02 }, /* 0x00 = CLK from CLKI, 0x02 = CLK from XTALI */
110 { STB0899_FILTCTRL , 0x00 },
111 { STB0899_SYSCTRL , 0x01 },
112 { STB0899_STOPCLK1 , 0x20 },
113 { STB0899_STOPCLK2 , 0x00 },
114 { STB0899_INTBUFSTATUS , 0x00 },
115 { STB0899_INTBUFCTRL , 0x0a },
116 { 0xffff , 0xff },
117 };
118
119 static const struct stb0899_s1_reg az6027_stb0899_s1_init_3[] = {
120 { STB0899_DEMOD , 0x00 },
121 { STB0899_RCOMPC , 0xc9 },
122 { STB0899_AGC1CN , 0x01 },
123 { STB0899_AGC1REF , 0x10 },
124 { STB0899_RTC , 0x23 },
125 { STB0899_TMGCFG , 0x4e },
126 { STB0899_AGC2REF , 0x34 },
127 { STB0899_TLSR , 0x84 },
128 { STB0899_CFD , 0xf7 },
129 { STB0899_ACLC , 0x87 },
130 { STB0899_BCLC , 0x94 },
131 { STB0899_EQON , 0x41 },
132 { STB0899_LDT , 0xf1 },
133 { STB0899_LDT2 , 0xe3 },
134 { STB0899_EQUALREF , 0xb4 },
135 { STB0899_TMGRAMP , 0x10 },
136 { STB0899_TMGTHD , 0x30 },
137 { STB0899_IDCCOMP , 0xfd },
138 { STB0899_QDCCOMP , 0xff },
139 { STB0899_POWERI , 0x0c },
140 { STB0899_POWERQ , 0x0f },
141 { STB0899_RCOMP , 0x6c },
142 { STB0899_AGCIQIN , 0x80 },
143 { STB0899_AGC2I1 , 0x06 },
144 { STB0899_AGC2I2 , 0x00 },
145 { STB0899_TLIR , 0x30 },
146 { STB0899_RTF , 0x7f },
147 { STB0899_DSTATUS , 0x00 },
148 { STB0899_LDI , 0xbc },
149 { STB0899_CFRM , 0xea },
150 { STB0899_CFRL , 0x31 },
151 { STB0899_NIRM , 0x2b },
152 { STB0899_NIRL , 0x80 },
153 { STB0899_ISYMB , 0x1d },
154 { STB0899_QSYMB , 0xa6 },
155 { STB0899_SFRH , 0x2f },
156 { STB0899_SFRM , 0x68 },
157 { STB0899_SFRL , 0x40 },
158 { STB0899_SFRUPH , 0x2f },
159 { STB0899_SFRUPM , 0x68 },
160 { STB0899_SFRUPL , 0x40 },
161 { STB0899_EQUAI1 , 0x02 },
162 { STB0899_EQUAQ1 , 0xff },
163 { STB0899_EQUAI2 , 0x04 },
164 { STB0899_EQUAQ2 , 0x05 },
165 { STB0899_EQUAI3 , 0x02 },
166 { STB0899_EQUAQ3 , 0xfd },
167 { STB0899_EQUAI4 , 0x03 },
168 { STB0899_EQUAQ4 , 0x07 },
169 { STB0899_EQUAI5 , 0x08 },
170 { STB0899_EQUAQ5 , 0xf5 },
171 { STB0899_DSTATUS2 , 0x00 },
172 { STB0899_VSTATUS , 0x00 },
173 { STB0899_VERROR , 0x86 },
174 { STB0899_IQSWAP , 0x2a },
175 { STB0899_ECNT1M , 0x00 },
176 { STB0899_ECNT1L , 0x00 },
177 { STB0899_ECNT2M , 0x00 },
178 { STB0899_ECNT2L , 0x00 },
179 { STB0899_ECNT3M , 0x0a },
180 { STB0899_ECNT3L , 0xad },
181 { STB0899_FECAUTO1 , 0x06 },
182 { STB0899_FECM , 0x01 },
183 { STB0899_VTH12 , 0xb0 },
184 { STB0899_VTH23 , 0x7a },
185 { STB0899_VTH34 , 0x58 },
186 { STB0899_VTH56 , 0x38 },
187 { STB0899_VTH67 , 0x34 },
188 { STB0899_VTH78 , 0x24 },
189 { STB0899_PRVIT , 0xff },
190 { STB0899_VITSYNC , 0x19 },
191 { STB0899_RSULC , 0xb1 }, /* DVB = 0xb1, DSS = 0xa1 */
192 { STB0899_TSULC , 0x42 },
193 { STB0899_RSLLC , 0x41 },
194 { STB0899_TSLPL , 0x12 },
195 { STB0899_TSCFGH , 0x0c },
196 { STB0899_TSCFGM , 0x00 },
197 { STB0899_TSCFGL , 0x00 },
198 { STB0899_TSOUT , 0x69 }, /* 0x0d for CAM */
199 { STB0899_RSSYNCDEL , 0x00 },
200 { STB0899_TSINHDELH , 0x02 },
201 { STB0899_TSINHDELM , 0x00 },
202 { STB0899_TSINHDELL , 0x00 },
203 { STB0899_TSLLSTKM , 0x1b },
204 { STB0899_TSLLSTKL , 0xb3 },
205 { STB0899_TSULSTKM , 0x00 },
206 { STB0899_TSULSTKL , 0x00 },
207 { STB0899_PCKLENUL , 0xbc },
208 { STB0899_PCKLENLL , 0xcc },
209 { STB0899_RSPCKLEN , 0xbd },
210 { STB0899_TSSTATUS , 0x90 },
211 { STB0899_ERRCTRL1 , 0xb6 },
212 { STB0899_ERRCTRL2 , 0x95 },
213 { STB0899_ERRCTRL3 , 0x8d },
214 { STB0899_DMONMSK1 , 0x27 },
215 { STB0899_DMONMSK0 , 0x03 },
216 { STB0899_DEMAPVIT , 0x5c },
217 { STB0899_PLPARM , 0x19 },
218 { STB0899_PDELCTRL , 0x48 },
219 { STB0899_PDELCTRL2 , 0x00 },
220 { STB0899_BBHCTRL1 , 0x00 },
221 { STB0899_BBHCTRL2 , 0x00 },
222 { STB0899_HYSTTHRESH , 0x77 },
223 { STB0899_MATCSTM , 0x00 },
224 { STB0899_MATCSTL , 0x00 },
225 { STB0899_UPLCSTM , 0x00 },
226 { STB0899_UPLCSTL , 0x00 },
227 { STB0899_DFLCSTM , 0x00 },
228 { STB0899_DFLCSTL , 0x00 },
229 { STB0899_SYNCCST , 0x00 },
230 { STB0899_SYNCDCSTM , 0x00 },
231 { STB0899_SYNCDCSTL , 0x00 },
232 { STB0899_ISI_ENTRY , 0x00 },
233 { STB0899_ISI_BIT_EN , 0x00 },
234 { STB0899_MATSTRM , 0xf0 },
235 { STB0899_MATSTRL , 0x02 },
236 { STB0899_UPLSTRM , 0x45 },
237 { STB0899_UPLSTRL , 0x60 },
238 { STB0899_DFLSTRM , 0xe3 },
239 { STB0899_DFLSTRL , 0x00 },
240 { STB0899_SYNCSTR , 0x47 },
241 { STB0899_SYNCDSTRM , 0x05 },
242 { STB0899_SYNCDSTRL , 0x18 },
243 { STB0899_CFGPDELSTATUS1 , 0x19 },
244 { STB0899_CFGPDELSTATUS2 , 0x2b },
245 { STB0899_BBFERRORM , 0x00 },
246 { STB0899_BBFERRORL , 0x01 },
247 { STB0899_UPKTERRORM , 0x00 },
248 { STB0899_UPKTERRORL , 0x00 },
249 { 0xffff , 0xff },
250 };
251
252
253
254 static struct stb0899_config az6027_stb0899_config = {
255 .init_dev = az6027_stb0899_s1_init_1,
256 .init_s2_demod = stb0899_s2_init_2,
257 .init_s1_demod = az6027_stb0899_s1_init_3,
258 .init_s2_fec = stb0899_s2_init_4,
259 .init_tst = stb0899_s1_init_5,
260
261 .demod_address = 0xd0, /* 0x68, 0xd0 >> 1 */
262
263 .xtal_freq = 27000000,
264 .inversion = IQ_SWAP_ON,
265
266 .lo_clk = 76500000,
267 .hi_clk = 99000000,
268
269 .esno_ave = STB0899_DVBS2_ESNO_AVE,
270 .esno_quant = STB0899_DVBS2_ESNO_QUANT,
271 .avframes_coarse = STB0899_DVBS2_AVFRAMES_COARSE,
272 .avframes_fine = STB0899_DVBS2_AVFRAMES_FINE,
273 .miss_threshold = STB0899_DVBS2_MISS_THRESHOLD,
274 .uwp_threshold_acq = STB0899_DVBS2_UWP_THRESHOLD_ACQ,
275 .uwp_threshold_track = STB0899_DVBS2_UWP_THRESHOLD_TRACK,
276 .uwp_threshold_sof = STB0899_DVBS2_UWP_THRESHOLD_SOF,
277 .sof_search_timeout = STB0899_DVBS2_SOF_SEARCH_TIMEOUT,
278
279 .btr_nco_bits = STB0899_DVBS2_BTR_NCO_BITS,
280 .btr_gain_shift_offset = STB0899_DVBS2_BTR_GAIN_SHIFT_OFFSET,
281 .crl_nco_bits = STB0899_DVBS2_CRL_NCO_BITS,
282 .ldpc_max_iter = STB0899_DVBS2_LDPC_MAX_ITER,
283
284 .tuner_get_frequency = stb6100_get_frequency,
285 .tuner_set_frequency = stb6100_set_frequency,
286 .tuner_set_bandwidth = stb6100_set_bandwidth,
287 .tuner_get_bandwidth = stb6100_get_bandwidth,
288 .tuner_set_rfsiggain = NULL,
289 };
290
291 static struct stb6100_config az6027_stb6100_config = {
292 .tuner_address = 0xc0,
293 .refclock = 27000000,
294 };
295
296
297 /* check for mutex FIXME */
az6027_usb_in_op(struct dvb_usb_device * d,u8 req,u16 value,u16 index,u8 * b,int blen)298 static int az6027_usb_in_op(struct dvb_usb_device *d, u8 req,
299 u16 value, u16 index, u8 *b, int blen)
300 {
301 int ret = -1;
302 if (mutex_lock_interruptible(&d->usb_mutex))
303 return -EAGAIN;
304
305 ret = usb_control_msg(d->udev,
306 usb_rcvctrlpipe(d->udev, 0),
307 req,
308 USB_TYPE_VENDOR | USB_DIR_IN,
309 value,
310 index,
311 b,
312 blen,
313 2000);
314
315 if (ret < 0) {
316 warn("usb in operation failed. (%d)", ret);
317 ret = -EIO;
318 } else
319 ret = 0;
320
321 deb_xfer("in: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
322 debug_dump(b, blen, deb_xfer);
323
324 mutex_unlock(&d->usb_mutex);
325 return ret;
326 }
327
az6027_usb_out_op(struct dvb_usb_device * d,u8 req,u16 value,u16 index,u8 * b,int blen)328 static int az6027_usb_out_op(struct dvb_usb_device *d,
329 u8 req,
330 u16 value,
331 u16 index,
332 u8 *b,
333 int blen)
334 {
335 int ret;
336
337 deb_xfer("out: req. %02x, val: %04x, ind: %04x, buffer: ", req, value, index);
338 debug_dump(b, blen, deb_xfer);
339
340 if (mutex_lock_interruptible(&d->usb_mutex))
341 return -EAGAIN;
342
343 ret = usb_control_msg(d->udev,
344 usb_sndctrlpipe(d->udev, 0),
345 req,
346 USB_TYPE_VENDOR | USB_DIR_OUT,
347 value,
348 index,
349 b,
350 blen,
351 2000);
352
353 if (ret != blen) {
354 warn("usb out operation failed. (%d)", ret);
355 mutex_unlock(&d->usb_mutex);
356 return -EIO;
357 } else{
358 mutex_unlock(&d->usb_mutex);
359 return 0;
360 }
361 }
362
az6027_streaming_ctrl(struct dvb_usb_adapter * adap,int onoff)363 static int az6027_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
364 {
365 int ret;
366 u8 req;
367 u16 value;
368 u16 index;
369 int blen;
370
371 deb_info("%s %d", __func__, onoff);
372
373 req = 0xBC;
374 value = onoff;
375 index = 0;
376 blen = 0;
377
378 ret = az6027_usb_out_op(adap->dev, req, value, index, NULL, blen);
379 if (ret != 0)
380 warn("usb out operation failed. (%d)", ret);
381
382 return ret;
383 }
384
385 /* keys for the enclosed remote control */
386 static struct rc_map_table rc_map_az6027_table[] = {
387 { 0x01, KEY_1 },
388 { 0x02, KEY_2 },
389 };
390
391 /* remote control stuff (does not work with my box) */
az6027_rc_query(struct dvb_usb_device * d,u32 * event,int * state)392 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
393 {
394 *state = REMOTE_NO_KEY_PRESSED;
395 return 0;
396 }
397
398 /*
399 int az6027_power_ctrl(struct dvb_usb_device *d, int onoff)
400 {
401 u8 v = onoff;
402 return az6027_usb_out_op(d,0xBC,v,3,NULL,1);
403 }
404 */
405
az6027_ci_read_attribute_mem(struct dvb_ca_en50221 * ca,int slot,int address)406 static int az6027_ci_read_attribute_mem(struct dvb_ca_en50221 *ca,
407 int slot,
408 int address)
409 {
410 struct dvb_usb_device *d = ca->data;
411 struct az6027_device_state *state = d->priv;
412
413 int ret;
414 u8 req;
415 u16 value;
416 u16 index;
417 int blen;
418 u8 *b;
419
420 if (slot != 0)
421 return -EINVAL;
422
423 b = kmalloc(12, GFP_KERNEL);
424 if (!b)
425 return -ENOMEM;
426
427 mutex_lock(&state->ca_mutex);
428
429 req = 0xC1;
430 value = address;
431 index = 0;
432 blen = 1;
433
434 ret = az6027_usb_in_op(d, req, value, index, b, blen);
435 if (ret < 0) {
436 warn("usb in operation failed. (%d)", ret);
437 ret = -EINVAL;
438 } else {
439 ret = b[0];
440 }
441
442 mutex_unlock(&state->ca_mutex);
443 kfree(b);
444 return ret;
445 }
446
az6027_ci_write_attribute_mem(struct dvb_ca_en50221 * ca,int slot,int address,u8 value)447 static int az6027_ci_write_attribute_mem(struct dvb_ca_en50221 *ca,
448 int slot,
449 int address,
450 u8 value)
451 {
452 struct dvb_usb_device *d = ca->data;
453 struct az6027_device_state *state = d->priv;
454
455 int ret;
456 u8 req;
457 u16 value1;
458 u16 index;
459 int blen;
460
461 deb_info("%s %d", __func__, slot);
462 if (slot != 0)
463 return -EINVAL;
464
465 mutex_lock(&state->ca_mutex);
466 req = 0xC2;
467 value1 = address;
468 index = value;
469 blen = 0;
470
471 ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
472 if (ret != 0)
473 warn("usb out operation failed. (%d)", ret);
474
475 mutex_unlock(&state->ca_mutex);
476 return ret;
477 }
478
az6027_ci_read_cam_control(struct dvb_ca_en50221 * ca,int slot,u8 address)479 static int az6027_ci_read_cam_control(struct dvb_ca_en50221 *ca,
480 int slot,
481 u8 address)
482 {
483 struct dvb_usb_device *d = ca->data;
484 struct az6027_device_state *state = d->priv;
485
486 int ret;
487 u8 req;
488 u16 value;
489 u16 index;
490 int blen;
491 u8 *b;
492
493 if (slot != 0)
494 return -EINVAL;
495
496 b = kmalloc(12, GFP_KERNEL);
497 if (!b)
498 return -ENOMEM;
499
500 mutex_lock(&state->ca_mutex);
501
502 req = 0xC3;
503 value = address;
504 index = 0;
505 blen = 2;
506
507 ret = az6027_usb_in_op(d, req, value, index, b, blen);
508 if (ret < 0) {
509 warn("usb in operation failed. (%d)", ret);
510 ret = -EINVAL;
511 } else {
512 if (b[0] == 0)
513 warn("Read CI IO error");
514
515 ret = b[1];
516 deb_info("read cam data = %x from 0x%x", b[1], value);
517 }
518
519 mutex_unlock(&state->ca_mutex);
520 kfree(b);
521 return ret;
522 }
523
az6027_ci_write_cam_control(struct dvb_ca_en50221 * ca,int slot,u8 address,u8 value)524 static int az6027_ci_write_cam_control(struct dvb_ca_en50221 *ca,
525 int slot,
526 u8 address,
527 u8 value)
528 {
529 struct dvb_usb_device *d = ca->data;
530 struct az6027_device_state *state = d->priv;
531
532 int ret;
533 u8 req;
534 u16 value1;
535 u16 index;
536 int blen;
537
538 if (slot != 0)
539 return -EINVAL;
540
541 mutex_lock(&state->ca_mutex);
542 req = 0xC4;
543 value1 = address;
544 index = value;
545 blen = 0;
546
547 ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);
548 if (ret != 0) {
549 warn("usb out operation failed. (%d)", ret);
550 goto failed;
551 }
552
553 failed:
554 mutex_unlock(&state->ca_mutex);
555 return ret;
556 }
557
CI_CamReady(struct dvb_ca_en50221 * ca,int slot)558 static int CI_CamReady(struct dvb_ca_en50221 *ca, int slot)
559 {
560 struct dvb_usb_device *d = ca->data;
561
562 int ret;
563 u8 req;
564 u16 value;
565 u16 index;
566 int blen;
567 u8 *b;
568
569 b = kmalloc(12, GFP_KERNEL);
570 if (!b)
571 return -ENOMEM;
572
573 req = 0xC8;
574 value = 0;
575 index = 0;
576 blen = 1;
577
578 ret = az6027_usb_in_op(d, req, value, index, b, blen);
579 if (ret < 0) {
580 warn("usb in operation failed. (%d)", ret);
581 ret = -EIO;
582 } else{
583 ret = b[0];
584 }
585 kfree(b);
586 return ret;
587 }
588
az6027_ci_slot_reset(struct dvb_ca_en50221 * ca,int slot)589 static int az6027_ci_slot_reset(struct dvb_ca_en50221 *ca, int slot)
590 {
591 struct dvb_usb_device *d = ca->data;
592 struct az6027_device_state *state = d->priv;
593
594 int ret, i;
595 u8 req;
596 u16 value;
597 u16 index;
598 int blen;
599
600 mutex_lock(&state->ca_mutex);
601
602 req = 0xC6;
603 value = 1;
604 index = 0;
605 blen = 0;
606
607 ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
608 if (ret != 0) {
609 warn("usb out operation failed. (%d)", ret);
610 goto failed;
611 }
612
613 msleep(500);
614 req = 0xC6;
615 value = 0;
616 index = 0;
617 blen = 0;
618
619 ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
620 if (ret != 0) {
621 warn("usb out operation failed. (%d)", ret);
622 goto failed;
623 }
624
625 for (i = 0; i < 15; i++) {
626 msleep(100);
627
628 if (CI_CamReady(ca, slot)) {
629 deb_info("CAM Ready");
630 break;
631 }
632 }
633 msleep(5000);
634
635 failed:
636 mutex_unlock(&state->ca_mutex);
637 return ret;
638 }
639
az6027_ci_slot_shutdown(struct dvb_ca_en50221 * ca,int slot)640 static int az6027_ci_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
641 {
642 return 0;
643 }
644
az6027_ci_slot_ts_enable(struct dvb_ca_en50221 * ca,int slot)645 static int az6027_ci_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
646 {
647 struct dvb_usb_device *d = ca->data;
648 struct az6027_device_state *state = d->priv;
649
650 int ret;
651 u8 req;
652 u16 value;
653 u16 index;
654 int blen;
655
656 deb_info("%s", __func__);
657 mutex_lock(&state->ca_mutex);
658 req = 0xC7;
659 value = 1;
660 index = 0;
661 blen = 0;
662
663 ret = az6027_usb_out_op(d, req, value, index, NULL, blen);
664 if (ret != 0) {
665 warn("usb out operation failed. (%d)", ret);
666 goto failed;
667 }
668
669 failed:
670 mutex_unlock(&state->ca_mutex);
671 return ret;
672 }
673
az6027_ci_poll_slot_status(struct dvb_ca_en50221 * ca,int slot,int open)674 static int az6027_ci_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
675 {
676 struct dvb_usb_device *d = ca->data;
677 struct az6027_device_state *state = d->priv;
678 int ret;
679 u8 req;
680 u16 value;
681 u16 index;
682 int blen;
683 u8 *b;
684
685 b = kmalloc(12, GFP_KERNEL);
686 if (!b)
687 return -ENOMEM;
688 mutex_lock(&state->ca_mutex);
689
690 req = 0xC5;
691 value = 0;
692 index = 0;
693 blen = 1;
694
695 ret = az6027_usb_in_op(d, req, value, index, b, blen);
696 if (ret < 0) {
697 warn("usb in operation failed. (%d)", ret);
698 ret = -EIO;
699 } else
700 ret = 0;
701
702 if (!ret && b[0] == 1) {
703 ret = DVB_CA_EN50221_POLL_CAM_PRESENT |
704 DVB_CA_EN50221_POLL_CAM_READY;
705 }
706
707 mutex_unlock(&state->ca_mutex);
708 kfree(b);
709 return ret;
710 }
711
712
az6027_ci_uninit(struct dvb_usb_device * d)713 static void az6027_ci_uninit(struct dvb_usb_device *d)
714 {
715 struct az6027_device_state *state;
716
717 deb_info("%s", __func__);
718
719 if (NULL == d)
720 return;
721
722 state = d->priv;
723 if (NULL == state)
724 return;
725
726 if (NULL == state->ca.data)
727 return;
728
729 dvb_ca_en50221_release(&state->ca);
730
731 memset(&state->ca, 0, sizeof(state->ca));
732 }
733
734
az6027_ci_init(struct dvb_usb_adapter * a)735 static int az6027_ci_init(struct dvb_usb_adapter *a)
736 {
737 struct dvb_usb_device *d = a->dev;
738 struct az6027_device_state *state = d->priv;
739 int ret;
740
741 deb_info("%s", __func__);
742
743 mutex_init(&state->ca_mutex);
744
745 state->ca.owner = THIS_MODULE;
746 state->ca.read_attribute_mem = az6027_ci_read_attribute_mem;
747 state->ca.write_attribute_mem = az6027_ci_write_attribute_mem;
748 state->ca.read_cam_control = az6027_ci_read_cam_control;
749 state->ca.write_cam_control = az6027_ci_write_cam_control;
750 state->ca.slot_reset = az6027_ci_slot_reset;
751 state->ca.slot_shutdown = az6027_ci_slot_shutdown;
752 state->ca.slot_ts_enable = az6027_ci_slot_ts_enable;
753 state->ca.poll_slot_status = az6027_ci_poll_slot_status;
754 state->ca.data = d;
755
756 ret = dvb_ca_en50221_init(&a->dvb_adap,
757 &state->ca,
758 0, /* flags */
759 1);/* n_slots */
760 if (ret != 0) {
761 err("Cannot initialize CI: Error %d.", ret);
762 memset(&state->ca, 0, sizeof(state->ca));
763 return ret;
764 }
765
766 deb_info("CI initialized.");
767
768 return 0;
769 }
770
771 /*
772 static int az6027_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
773 {
774 az6027_usb_in_op(d, 0xb7, 6, 0, &mac[0], 6);
775 return 0;
776 }
777 */
778
az6027_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)779 static int az6027_set_voltage(struct dvb_frontend *fe,
780 enum fe_sec_voltage 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
az6027_frontend_poweron(struct dvb_usb_adapter * adap)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 }
az6027_frontend_reset(struct dvb_usb_adapter * adap)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
az6027_frontend_tsbypass(struct dvb_usb_adapter * adap,int onoff)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
az6027_frontend_attach(struct dvb_usb_adapter * adap)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
az6027_usb_disconnect(struct usb_interface * intf)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
az6027_usb_probe(struct usb_interface * intf,const struct usb_device_id * id)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 */
az6027_i2c_xfer(struct i2c_adapter * adap,struct i2c_msg msg[],int num)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 if (msg[i].len < 1) {
979 i = -EOPNOTSUPP;
980 break;
981 }
982 value = msg[i].buf[0] & 0x00ff;
983 length = 1;
984 az6027_usb_out_op(d, req, value, index, data, length);
985 }
986
987 if (msg[i].addr == 0xd0) {
988 /* write/read request */
989 if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
990 req = 0xB9;
991 if (msg[i].len < 1) {
992 i = -EOPNOTSUPP;
993 break;
994 }
995 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
996 value = msg[i].addr + (msg[i].len << 8);
997 length = msg[i + 1].len + 6;
998 az6027_usb_in_op(d, req, value, index, data, length);
999 len = msg[i + 1].len;
1000 for (j = 0; j < len; j++)
1001 msg[i + 1].buf[j] = data[j + 5];
1002
1003 i++;
1004 } else {
1005
1006 /* demod 16bit addr */
1007 req = 0xBD;
1008 if (msg[i].len < 1) {
1009 i = -EOPNOTSUPP;
1010 break;
1011 }
1012 index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
1013 value = msg[i].addr + (2 << 8);
1014 length = msg[i].len - 2;
1015 len = msg[i].len - 2;
1016 for (j = 0; j < len; j++)
1017 data[j] = msg[i].buf[j + 2];
1018 az6027_usb_out_op(d, req, value, index, data, length);
1019 }
1020 }
1021
1022 if (msg[i].addr == 0xc0) {
1023 if (msg[i].flags & I2C_M_RD) {
1024
1025 req = 0xB9;
1026 index = 0x0;
1027 value = msg[i].addr;
1028 length = msg[i].len + 6;
1029 az6027_usb_in_op(d, req, value, index, data, length);
1030 len = msg[i].len;
1031 for (j = 0; j < len; j++)
1032 msg[i].buf[j] = data[j + 5];
1033
1034 } else {
1035
1036 req = 0xBD;
1037 if (msg[i].len < 1) {
1038 i = -EOPNOTSUPP;
1039 break;
1040 }
1041 index = msg[i].buf[0] & 0x00FF;
1042 value = msg[i].addr + (1 << 8);
1043 length = msg[i].len - 1;
1044 len = msg[i].len - 1;
1045
1046 for (j = 0; j < len; j++)
1047 data[j] = msg[i].buf[j + 1];
1048
1049 az6027_usb_out_op(d, req, value, index, data, length);
1050 }
1051 }
1052 }
1053 mutex_unlock(&d->i2c_mutex);
1054 kfree(data);
1055
1056 return i;
1057 }
1058
1059
az6027_i2c_func(struct i2c_adapter * adapter)1060 static u32 az6027_i2c_func(struct i2c_adapter *adapter)
1061 {
1062 return I2C_FUNC_I2C;
1063 }
1064
1065 static struct i2c_algorithm az6027_i2c_algo = {
1066 .master_xfer = az6027_i2c_xfer,
1067 .functionality = az6027_i2c_func,
1068 };
1069
az6027_identify_state(struct usb_device * udev,const struct dvb_usb_device_properties * props,const struct dvb_usb_device_description ** desc,int * cold)1070 static int az6027_identify_state(struct usb_device *udev,
1071 const struct dvb_usb_device_properties *props,
1072 const struct dvb_usb_device_description **desc,
1073 int *cold)
1074 {
1075 u8 *b;
1076 s16 ret;
1077
1078 b = kmalloc(16, GFP_KERNEL);
1079 if (!b)
1080 return -ENOMEM;
1081
1082 ret = usb_control_msg(udev,
1083 usb_rcvctrlpipe(udev, 0),
1084 0xb7,
1085 USB_TYPE_VENDOR | USB_DIR_IN,
1086 6,
1087 0,
1088 b,
1089 6,
1090 USB_CTRL_GET_TIMEOUT);
1091
1092 *cold = ret <= 0;
1093 kfree(b);
1094 deb_info("cold: %d\n", *cold);
1095 return 0;
1096 }
1097
1098
1099 enum {
1100 AZUREWAVE_AZ6027,
1101 TERRATEC_DVBS2CI_V1,
1102 TERRATEC_DVBS2CI_V2,
1103 TECHNISAT_USB2_HDCI_V1,
1104 TECHNISAT_USB2_HDCI_V2,
1105 ELGATO_EYETV_SAT,
1106 ELGATO_EYETV_SAT_V2,
1107 ELGATO_EYETV_SAT_V3,
1108 };
1109
1110 static struct usb_device_id az6027_usb_table[] = {
1111 DVB_USB_DEV(AZUREWAVE, AZUREWAVE_AZ6027),
1112 DVB_USB_DEV(TERRATEC, TERRATEC_DVBS2CI_V1),
1113 DVB_USB_DEV(TERRATEC, TERRATEC_DVBS2CI_V2),
1114 DVB_USB_DEV(TECHNISAT, TECHNISAT_USB2_HDCI_V1),
1115 DVB_USB_DEV(TECHNISAT, TECHNISAT_USB2_HDCI_V2),
1116 DVB_USB_DEV(ELGATO, ELGATO_EYETV_SAT),
1117 DVB_USB_DEV(ELGATO, ELGATO_EYETV_SAT_V2),
1118 DVB_USB_DEV(ELGATO, ELGATO_EYETV_SAT_V3),
1119 { }
1120 };
1121
1122 MODULE_DEVICE_TABLE(usb, az6027_usb_table);
1123
1124 static struct dvb_usb_device_properties az6027_properties = {
1125 .caps = DVB_USB_IS_AN_I2C_ADAPTER,
1126 .usb_ctrl = CYPRESS_FX2,
1127 .firmware = "dvb-usb-az6027-03.fw",
1128 .no_reconnect = 1,
1129
1130 .size_of_priv = sizeof(struct az6027_device_state),
1131 .identify_state = az6027_identify_state,
1132 .num_adapters = 1,
1133 .adapter = {
1134 {
1135 .num_frontends = 1,
1136 .fe = {{
1137 .streaming_ctrl = az6027_streaming_ctrl,
1138 .frontend_attach = az6027_frontend_attach,
1139
1140 /* parameter for the MPEG2-data transfer */
1141 .stream = {
1142 .type = USB_BULK,
1143 .count = 10,
1144 .endpoint = 0x02,
1145 .u = {
1146 .bulk = {
1147 .buffersize = 4096,
1148 }
1149 }
1150 },
1151 }},
1152 }
1153 },
1154 /*
1155 .power_ctrl = az6027_power_ctrl,
1156 .read_mac_address = az6027_read_mac_addr,
1157 */
1158 .rc.legacy = {
1159 .rc_map_table = rc_map_az6027_table,
1160 .rc_map_size = ARRAY_SIZE(rc_map_az6027_table),
1161 .rc_interval = 400,
1162 .rc_query = az6027_rc_query,
1163 },
1164
1165 .i2c_algo = &az6027_i2c_algo,
1166
1167 .num_device_descs = 8,
1168 .devices = {
1169 {
1170 .name = "AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)",
1171 .cold_ids = { &az6027_usb_table[AZUREWAVE_AZ6027], NULL },
1172 .warm_ids = { NULL },
1173 }, {
1174 .name = "TERRATEC S7",
1175 .cold_ids = { &az6027_usb_table[TERRATEC_DVBS2CI_V1], NULL },
1176 .warm_ids = { NULL },
1177 }, {
1178 .name = "TERRATEC S7 MKII",
1179 .cold_ids = { &az6027_usb_table[TERRATEC_DVBS2CI_V2], NULL },
1180 .warm_ids = { NULL },
1181 }, {
1182 .name = "Technisat SkyStar USB 2 HD CI",
1183 .cold_ids = { &az6027_usb_table[TECHNISAT_USB2_HDCI_V1], NULL },
1184 .warm_ids = { NULL },
1185 }, {
1186 .name = "Technisat SkyStar USB 2 HD CI",
1187 .cold_ids = { &az6027_usb_table[TECHNISAT_USB2_HDCI_V2], NULL },
1188 .warm_ids = { NULL },
1189 }, {
1190 .name = "Elgato EyeTV Sat",
1191 .cold_ids = { &az6027_usb_table[ELGATO_EYETV_SAT], NULL },
1192 .warm_ids = { NULL },
1193 }, {
1194 .name = "Elgato EyeTV Sat",
1195 .cold_ids = { &az6027_usb_table[ELGATO_EYETV_SAT_V2], NULL },
1196 .warm_ids = { NULL },
1197 }, {
1198 .name = "Elgato EyeTV Sat",
1199 .cold_ids = { &az6027_usb_table[ELGATO_EYETV_SAT_V3], NULL },
1200 .warm_ids = { NULL },
1201 },
1202 { NULL },
1203 }
1204 };
1205
1206 /* usb specific object needed to register this driver with the usb subsystem */
1207 static struct usb_driver az6027_usb_driver = {
1208 .name = "dvb_usb_az6027",
1209 .probe = az6027_usb_probe,
1210 .disconnect = az6027_usb_disconnect,
1211 .id_table = az6027_usb_table,
1212 };
1213
1214 module_usb_driver(az6027_usb_driver);
1215
1216 MODULE_AUTHOR("Adams Xu <Adams.xu@azwave.com.cn>");
1217 MODULE_DESCRIPTION("Driver for AZUREWAVE DVB-S/S2 USB2.0 (AZ6027)");
1218 MODULE_VERSION("1.0");
1219 MODULE_LICENSE("GPL");
1220