1 // SPDX-License-Identifier: GPL-2.0
2 //
3 // DVB device driver for em28xx
4 //
5 // (c) 2008-2011 Mauro Carvalho Chehab <mchehab@kernel.org>
6 //
7 // (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com>
8 // - Fixes for the driver to properly work with HVR-950
9 // - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick
10 // - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600
11 //
12 // (c) 2008 Aidan Thornton <makosoft@googlemail.com>
13 //
14 // (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
15 //
16 // Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by:
17 // (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
18 // (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
19
20 #include "em28xx.h"
21
22 #include <linux/kernel.h>
23 #include <linux/slab.h>
24 #include <linux/usb.h>
25
26 #include <media/v4l2-common.h>
27 #include <media/dvb_demux.h>
28 #include <media/dvb_net.h>
29 #include <media/dmxdev.h>
30 #include <media/tuner.h>
31 #include "tuner-simple.h"
32 #include <linux/gpio.h>
33
34 #include "lgdt330x.h"
35 #include "lgdt3305.h"
36 #include "lgdt3306a.h"
37 #include "zl10353.h"
38 #include "s5h1409.h"
39 #include "mt2060.h"
40 #include "mt352.h"
41 #include "mt352_priv.h" /* FIXME */
42 #include "tda1002x.h"
43 #include "drx39xyj/drx39xxj.h"
44 #include "tda18271.h"
45 #include "s921.h"
46 #include "drxd.h"
47 #include "cxd2820r.h"
48 #include "tda18271c2dd.h"
49 #include "drxk.h"
50 #include "tda10071.h"
51 #include "tda18212.h"
52 #include "a8293.h"
53 #include "qt1010.h"
54 #include "mb86a20s.h"
55 #include "m88ds3103.h"
56 #include "ts2020.h"
57 #include "si2168.h"
58 #include "si2157.h"
59 #include "tc90522.h"
60 #include "qm1d1c0042.h"
61 #include "mxl692.h"
62
63 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>");
64 MODULE_LICENSE("GPL v2");
65 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
66 MODULE_VERSION(EM28XX_VERSION);
67
68 static unsigned int debug;
69 module_param(debug, int, 0644);
70 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
71
72 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
73
74 #define dprintk(level, fmt, arg...) do { \
75 if (debug >= level) \
76 dev_printk(KERN_DEBUG, &dev->intf->dev, \
77 "dvb: " fmt, ## arg); \
78 } while (0)
79
80 struct em28xx_dvb {
81 struct dvb_frontend *fe[2];
82
83 /* feed count management */
84 struct mutex lock;
85 int nfeeds;
86
87 /* general boilerplate stuff */
88 struct dvb_adapter adapter;
89 struct dvb_demux demux;
90 struct dmxdev dmxdev;
91 struct dmx_frontend fe_hw;
92 struct dmx_frontend fe_mem;
93 struct dvb_net net;
94
95 /* Due to DRX-K - probably need changes */
96 int (*gate_ctrl)(struct dvb_frontend *fe, int gate);
97 struct semaphore pll_mutex;
98 bool dont_attach_fe1;
99 int lna_gpio;
100 struct i2c_client *i2c_client_demod;
101 struct i2c_client *i2c_client_tuner;
102 struct i2c_client *i2c_client_sec;
103 };
104
print_err_status(struct em28xx * dev,int packet,int status)105 static inline void print_err_status(struct em28xx *dev,
106 int packet, int status)
107 {
108 char *errmsg = "Unknown";
109
110 switch (status) {
111 case -ENOENT:
112 errmsg = "unlinked synchronously";
113 break;
114 case -ECONNRESET:
115 errmsg = "unlinked asynchronously";
116 break;
117 case -ENOSR:
118 errmsg = "Buffer error (overrun)";
119 break;
120 case -EPIPE:
121 errmsg = "Stalled (device not responding)";
122 break;
123 case -EOVERFLOW:
124 errmsg = "Babble (bad cable?)";
125 break;
126 case -EPROTO:
127 errmsg = "Bit-stuff error (bad cable?)";
128 break;
129 case -EILSEQ:
130 errmsg = "CRC/Timeout (could be anything)";
131 break;
132 case -ETIME:
133 errmsg = "Device does not respond";
134 break;
135 }
136 if (packet < 0) {
137 dprintk(1, "URB status %d [%s].\n", status, errmsg);
138 } else {
139 dprintk(1, "URB packet %d, status %d [%s].\n",
140 packet, status, errmsg);
141 }
142 }
143
em28xx_dvb_urb_data_copy(struct em28xx * dev,struct urb * urb)144 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
145 {
146 int xfer_bulk, num_packets, i;
147
148 if (!dev)
149 return 0;
150
151 if (dev->disconnected)
152 return 0;
153
154 if (urb->status < 0)
155 print_err_status(dev, -1, urb->status);
156
157 xfer_bulk = usb_pipebulk(urb->pipe);
158
159 if (xfer_bulk) /* bulk */
160 num_packets = 1;
161 else /* isoc */
162 num_packets = urb->number_of_packets;
163
164 for (i = 0; i < num_packets; i++) {
165 if (xfer_bulk) {
166 if (urb->status < 0) {
167 print_err_status(dev, i, urb->status);
168 if (urb->status != -EPROTO)
169 continue;
170 }
171 if (!urb->actual_length)
172 continue;
173 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
174 urb->actual_length);
175 } else {
176 if (urb->iso_frame_desc[i].status < 0) {
177 print_err_status(dev, i,
178 urb->iso_frame_desc[i].status);
179 if (urb->iso_frame_desc[i].status != -EPROTO)
180 continue;
181 }
182 if (!urb->iso_frame_desc[i].actual_length)
183 continue;
184 dvb_dmx_swfilter(&dev->dvb->demux,
185 urb->transfer_buffer +
186 urb->iso_frame_desc[i].offset,
187 urb->iso_frame_desc[i].actual_length);
188 }
189 }
190
191 return 0;
192 }
193
em28xx_start_streaming(struct em28xx_dvb * dvb)194 static int em28xx_start_streaming(struct em28xx_dvb *dvb)
195 {
196 int rc;
197 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
198 struct em28xx *dev = i2c_bus->dev;
199 struct usb_device *udev = interface_to_usbdev(dev->intf);
200 int dvb_max_packet_size, packet_multiplier, dvb_alt;
201
202 if (dev->dvb_xfer_bulk) {
203 if (!dev->dvb_ep_bulk)
204 return -ENODEV;
205 dvb_max_packet_size = 512; /* USB 2.0 spec */
206 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
207 dvb_alt = 0;
208 } else { /* isoc */
209 if (!dev->dvb_ep_isoc)
210 return -ENODEV;
211 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
212 if (dvb_max_packet_size < 0)
213 return dvb_max_packet_size;
214 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
215 dvb_alt = dev->dvb_alt_isoc;
216 }
217
218 if (!dev->board.has_dual_ts)
219 usb_set_interface(udev, dev->ifnum, dvb_alt);
220
221 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
222 if (rc < 0)
223 return rc;
224
225 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
226 EM28XX_DVB_NUM_BUFS,
227 packet_multiplier,
228 dvb_max_packet_size, dvb_alt);
229
230 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
231 dev->dvb_xfer_bulk,
232 EM28XX_DVB_NUM_BUFS,
233 dvb_max_packet_size,
234 packet_multiplier,
235 em28xx_dvb_urb_data_copy);
236 }
237
em28xx_stop_streaming(struct em28xx_dvb * dvb)238 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
239 {
240 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
241 struct em28xx *dev = i2c_bus->dev;
242
243 em28xx_stop_urbs(dev);
244
245 return 0;
246 }
247
em28xx_start_feed(struct dvb_demux_feed * feed)248 static int em28xx_start_feed(struct dvb_demux_feed *feed)
249 {
250 struct dvb_demux *demux = feed->demux;
251 struct em28xx_dvb *dvb = demux->priv;
252 int rc, ret;
253
254 if (!demux->dmx.frontend)
255 return -EINVAL;
256
257 mutex_lock(&dvb->lock);
258 dvb->nfeeds++;
259 rc = dvb->nfeeds;
260
261 if (dvb->nfeeds == 1) {
262 ret = em28xx_start_streaming(dvb);
263 if (ret < 0)
264 rc = ret;
265 }
266
267 mutex_unlock(&dvb->lock);
268 return rc;
269 }
270
em28xx_stop_feed(struct dvb_demux_feed * feed)271 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
272 {
273 struct dvb_demux *demux = feed->demux;
274 struct em28xx_dvb *dvb = demux->priv;
275 int err = 0;
276
277 mutex_lock(&dvb->lock);
278 dvb->nfeeds--;
279
280 if (!dvb->nfeeds)
281 err = em28xx_stop_streaming(dvb);
282
283 mutex_unlock(&dvb->lock);
284 return err;
285 }
286
287 /* ------------------------------------------------------------------ */
em28xx_dvb_bus_ctrl(struct dvb_frontend * fe,int acquire)288 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
289 {
290 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
291 struct em28xx *dev = i2c_bus->dev;
292
293 if (acquire)
294 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
295 else
296 return em28xx_set_mode(dev, EM28XX_SUSPEND);
297 }
298
299 /* ------------------------------------------------------------------ */
300
301 static struct lgdt330x_config em2880_lgdt3303_dev = {
302 .demod_chip = LGDT3303,
303 };
304
305 static struct lgdt3305_config em2870_lgdt3304_dev = {
306 .i2c_addr = 0x0e,
307 .demod_chip = LGDT3304,
308 .spectral_inversion = 1,
309 .deny_i2c_rptr = 1,
310 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
311 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
312 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
313 .vsb_if_khz = 3250,
314 .qam_if_khz = 4000,
315 };
316
317 static struct lgdt3305_config em2874_lgdt3305_dev = {
318 .i2c_addr = 0x0e,
319 .demod_chip = LGDT3305,
320 .spectral_inversion = 1,
321 .deny_i2c_rptr = 0,
322 .mpeg_mode = LGDT3305_MPEG_SERIAL,
323 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
324 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
325 .vsb_if_khz = 3250,
326 .qam_if_khz = 4000,
327 };
328
329 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
330 .i2c_addr = 0x0e,
331 .demod_chip = LGDT3305,
332 .spectral_inversion = 1,
333 .deny_i2c_rptr = 1,
334 .mpeg_mode = LGDT3305_MPEG_SERIAL,
335 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
336 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
337 .vsb_if_khz = 3600,
338 .qam_if_khz = 3600,
339 };
340
341 static struct s921_config sharp_isdbt = {
342 .demod_address = 0x30 >> 1
343 };
344
345 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
346 .demod_address = (0x1e >> 1),
347 .no_tuner = 1,
348 .parallel_ts = 1,
349 .if2 = 45600,
350 };
351
352 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
353 .demod_address = 0x32 >> 1,
354 .output_mode = S5H1409_PARALLEL_OUTPUT,
355 .gpio = S5H1409_GPIO_OFF,
356 .inversion = S5H1409_INVERSION_OFF,
357 .status_mode = S5H1409_DEMODLOCKING,
358 .mpeg_timing = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK
359 };
360
361 static struct tda18271_std_map kworld_a340_std_map = {
362 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
363 .if_lvl = 1, .rfagc_top = 0x37, },
364 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
365 .if_lvl = 1, .rfagc_top = 0x37, },
366 };
367
368 static struct tda18271_config kworld_a340_config = {
369 .std_map = &kworld_a340_std_map,
370 };
371
372 static struct tda18271_config kworld_ub435q_v2_config = {
373 .std_map = &kworld_a340_std_map,
374 .gate = TDA18271_GATE_DIGITAL,
375 };
376
377 static struct tda18212_config kworld_ub435q_v3_config = {
378 .if_atsc_vsb = 3600,
379 .if_atsc_qam = 3600,
380 };
381
382 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
383 .demod_address = (0x1e >> 1),
384 .no_tuner = 1,
385 .disable_i2c_gate_ctrl = 1,
386 .parallel_ts = 1,
387 .if2 = 45600,
388 };
389
390 static struct drxd_config em28xx_drxd = {
391 .demod_address = 0x70,
392 .demod_revision = 0xa2,
393 .pll_type = DRXD_PLL_NONE,
394 .clock = 12000,
395 .insert_rs_byte = 1,
396 .IF = 42800000,
397 .disable_i2c_gate_ctrl = 1,
398 };
399
400 static struct drxk_config terratec_h5_drxk = {
401 .adr = 0x29,
402 .single_master = 1,
403 .no_i2c_bridge = 1,
404 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
405 .qam_demod_parameter_count = 2,
406 };
407
408 static struct drxk_config hauppauge_930c_drxk = {
409 .adr = 0x29,
410 .single_master = 1,
411 .no_i2c_bridge = 1,
412 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
413 .chunk_size = 56,
414 .qam_demod_parameter_count = 2,
415 };
416
417 static struct drxk_config terratec_htc_stick_drxk = {
418 .adr = 0x29,
419 .single_master = 1,
420 .no_i2c_bridge = 1,
421 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw",
422 .chunk_size = 54,
423 .qam_demod_parameter_count = 2,
424 /* Required for the antenna_gpio to disable LNA. */
425 .antenna_dvbt = true,
426 /* The windows driver uses the same. This will disable LNA. */
427 .antenna_gpio = 0x6,
428 };
429
430 static struct drxk_config maxmedia_ub425_tc_drxk = {
431 .adr = 0x29,
432 .single_master = 1,
433 .no_i2c_bridge = 1,
434 .microcode_name = "dvb-demod-drxk-01.fw",
435 .chunk_size = 62,
436 .qam_demod_parameter_count = 2,
437 };
438
439 static struct drxk_config pctv_520e_drxk = {
440 .adr = 0x29,
441 .single_master = 1,
442 .microcode_name = "dvb-demod-drxk-pctv.fw",
443 .qam_demod_parameter_count = 2,
444 .chunk_size = 58,
445 .antenna_dvbt = true, /* disable LNA */
446 .antenna_gpio = (1 << 2), /* disable LNA */
447 };
448
drxk_gate_ctrl(struct dvb_frontend * fe,int enable)449 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
450 {
451 struct em28xx_dvb *dvb = fe->sec_priv;
452 int status;
453
454 if (!dvb)
455 return -EINVAL;
456
457 if (enable) {
458 down(&dvb->pll_mutex);
459 status = dvb->gate_ctrl(fe, 1);
460 } else {
461 status = dvb->gate_ctrl(fe, 0);
462 up(&dvb->pll_mutex);
463 }
464 return status;
465 }
466
hauppauge_hvr930c_init(struct em28xx * dev)467 static void hauppauge_hvr930c_init(struct em28xx *dev)
468 {
469 int i;
470
471 static const struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
472 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
473 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
474 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
475 { -1, -1, -1, -1},
476 };
477 static const struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
478 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
479 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
481 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
482 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
483 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
484
485 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
486 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
487 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
488 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
489
490 { -1, -1, -1, -1},
491 };
492
493 static const struct {
494 unsigned char r[4];
495 int len;
496 } regs[] = {
497 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
498 {{ 0x01, 0x02 }, 2},
499 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
500 {{ 0x01, 0x00 }, 2},
501 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
502 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
503 {{ 0x01, 0x00 }, 2},
504 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
505 {{ 0x04, 0x00 }, 2},
506 {{ 0x00, 0x04 }, 2},
507 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
508 {{ 0x04, 0x14 }, 2},
509 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
510 };
511
512 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
513 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
514 usleep_range(10000, 11000);
515 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
516 usleep_range(10000, 11000);
517
518 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
519
520 for (i = 0; i < ARRAY_SIZE(regs); i++)
521 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
522 regs[i].r, regs[i].len);
523 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
524
525 msleep(100);
526
527 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
528 msleep(30);
529
530 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
531 usleep_range(10000, 11000);
532 }
533
terratec_h5_init(struct em28xx * dev)534 static void terratec_h5_init(struct em28xx *dev)
535 {
536 int i;
537 static const struct em28xx_reg_seq terratec_h5_init[] = {
538 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
539 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
540 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
541 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
542 { -1, -1, -1, -1},
543 };
544 static const struct em28xx_reg_seq terratec_h5_end[] = {
545 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
546 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
547 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
548 { -1, -1, -1, -1},
549 };
550 static const struct {
551 unsigned char r[4];
552 int len;
553 } regs[] = {
554 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
555 {{ 0x01, 0x02 }, 2},
556 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
557 {{ 0x01, 0x00 }, 2},
558 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
559 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
560 {{ 0x01, 0x00 }, 2},
561 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
562 {{ 0x04, 0x00 }, 2},
563 {{ 0x00, 0x04 }, 2},
564 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
565 {{ 0x04, 0x14 }, 2},
566 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
567 };
568
569 em28xx_gpio_set(dev, terratec_h5_init);
570 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
571 usleep_range(10000, 11000);
572 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
573 usleep_range(10000, 11000);
574
575 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
576
577 for (i = 0; i < ARRAY_SIZE(regs); i++)
578 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
579 regs[i].r, regs[i].len);
580 em28xx_gpio_set(dev, terratec_h5_end);
581 };
582
terratec_htc_stick_init(struct em28xx * dev)583 static void terratec_htc_stick_init(struct em28xx *dev)
584 {
585 int i;
586
587 /*
588 * GPIO configuration:
589 * 0xff: unknown (does not affect DVB-T).
590 * 0xf6: DRX-K (demodulator).
591 * 0xe6: unknown (does not affect DVB-T).
592 * 0xb6: unknown (does not affect DVB-T).
593 */
594 static const struct em28xx_reg_seq terratec_htc_stick_init[] = {
595 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
596 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
597 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
598 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
599 { -1, -1, -1, -1},
600 };
601 static const struct em28xx_reg_seq terratec_htc_stick_end[] = {
602 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
603 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
604 { -1, -1, -1, -1},
605 };
606
607 /*
608 * Init the analog decoder (not yet supported), but
609 * it's probably still a good idea.
610 */
611 static const struct {
612 unsigned char r[4];
613 int len;
614 } regs[] = {
615 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
616 {{ 0x01, 0x02 }, 2},
617 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
618 {{ 0x01, 0x00 }, 2},
619 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
620 };
621
622 em28xx_gpio_set(dev, terratec_htc_stick_init);
623
624 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
625 usleep_range(10000, 11000);
626 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
627 usleep_range(10000, 11000);
628
629 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
630
631 for (i = 0; i < ARRAY_SIZE(regs); i++)
632 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
633 regs[i].r, regs[i].len);
634
635 em28xx_gpio_set(dev, terratec_htc_stick_end);
636 };
637
terratec_htc_usb_xs_init(struct em28xx * dev)638 static void terratec_htc_usb_xs_init(struct em28xx *dev)
639 {
640 int i;
641
642 static const struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
643 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
644 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
645 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
646 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
647 { -1, -1, -1, -1},
648 };
649 static const struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
650 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
651 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
652 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
653 { -1, -1, -1, -1},
654 };
655
656 /*
657 * Init the analog decoder (not yet supported), but
658 * it's probably still a good idea.
659 */
660 static const struct {
661 unsigned char r[4];
662 int len;
663 } regs[] = {
664 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
665 {{ 0x01, 0x02 }, 2},
666 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
667 {{ 0x01, 0x00 }, 2},
668 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
669 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
670 {{ 0x01, 0x00 }, 2},
671 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
672 {{ 0x04, 0x00 }, 2},
673 {{ 0x00, 0x04 }, 2},
674 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
675 {{ 0x04, 0x14 }, 2},
676 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
677 };
678
679 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
680
681 em28xx_gpio_set(dev, terratec_htc_usb_xs_init);
682
683 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
684 usleep_range(10000, 11000);
685 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
686 usleep_range(10000, 11000);
687
688 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
689
690 for (i = 0; i < ARRAY_SIZE(regs); i++)
691 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
692 regs[i].r, regs[i].len);
693
694 em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
695 };
696
pctv_520e_init(struct em28xx * dev)697 static void pctv_520e_init(struct em28xx *dev)
698 {
699 /*
700 * Init AVF4910B analog decoder. Looks like I2C traffic to
701 * digital demodulator and tuner are routed via AVF4910B.
702 */
703 int i;
704 static const struct {
705 unsigned char r[4];
706 int len;
707 } regs[] = {
708 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
709 {{ 0x01, 0x02 }, 2},
710 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
711 {{ 0x01, 0x00 }, 2},
712 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
713 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
714 {{ 0x01, 0x00 }, 2},
715 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
716 };
717
718 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
719
720 for (i = 0; i < ARRAY_SIZE(regs); i++)
721 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
722 regs[i].r, regs[i].len);
723 };
724
em28xx_pctv_290e_set_lna(struct dvb_frontend * fe)725 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
726 {
727 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
728 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
729 struct em28xx *dev = i2c_bus->dev;
730 #ifdef CONFIG_GPIOLIB
731 struct em28xx_dvb *dvb = dev->dvb;
732 int ret;
733 unsigned long flags;
734
735 if (c->lna == 1)
736 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
737 else
738 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
739
740 ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
741 if (ret)
742 dev_err(&dev->intf->dev, "gpio request failed %d\n", ret);
743 else
744 gpio_free(dvb->lna_gpio);
745
746 return ret;
747 #else
748 dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n",
749 KBUILD_MODNAME, c->lna);
750 return 0;
751 #endif
752 }
753
em28xx_pctv_292e_set_lna(struct dvb_frontend * fe)754 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
755 {
756 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
757 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
758 struct em28xx *dev = i2c_bus->dev;
759 u8 lna;
760
761 if (c->lna == 1)
762 lna = 0x01;
763 else
764 lna = 0x00;
765
766 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
767 }
768
em28xx_mt352_terratec_xs_init(struct dvb_frontend * fe)769 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
770 {
771 /* Values extracted from a USB trace of the Terratec Windows driver */
772 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
773 static u8 reset[] = { RESET, 0x80 };
774 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
775 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
776 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
777 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
778 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
779 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
780 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
781 static u8 tuner_go[] = { TUNER_GO, 0x01};
782
783 mt352_write(fe, clock_config, sizeof(clock_config));
784 usleep_range(200, 250);
785 mt352_write(fe, reset, sizeof(reset));
786 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
787 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
788 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
789 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
790 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
791 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
792 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
793 mt352_write(fe, tuner_go, sizeof(tuner_go));
794 return 0;
795 }
796
px_bcud_init(struct em28xx * dev)797 static void px_bcud_init(struct em28xx *dev)
798 {
799 int i;
800 static const struct {
801 unsigned char r[4];
802 int len;
803 } regs1[] = {
804 {{ 0x0e, 0x77 }, 2},
805 {{ 0x0f, 0x77 }, 2},
806 {{ 0x03, 0x90 }, 2},
807 }, regs2[] = {
808 {{ 0x07, 0x01 }, 2},
809 {{ 0x08, 0x10 }, 2},
810 {{ 0x13, 0x00 }, 2},
811 {{ 0x17, 0x00 }, 2},
812 {{ 0x03, 0x01 }, 2},
813 {{ 0x10, 0xb1 }, 2},
814 {{ 0x11, 0x40 }, 2},
815 {{ 0x85, 0x7a }, 2},
816 {{ 0x87, 0x04 }, 2},
817 };
818 static const struct em28xx_reg_seq gpio[] = {
819 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300},
820 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60},
821 {EM28XX_R15_RGAIN, 0x20, 0xff, 0},
822 {EM28XX_R16_GGAIN, 0x20, 0xff, 0},
823 {EM28XX_R17_BGAIN, 0x20, 0xff, 0},
824 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0},
825 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0},
826 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0},
827 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0},
828 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0},
829 {EM28XX_R26_COMPR, 0x00, 0xff, 0},
830 {0x13, 0x08, 0xff, 0},
831 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0},
832 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0},
833 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0},
834 {EM28XX_R10_VINMODE, 0x00, 0xff, 0},
835 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0},
836 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
837 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0},
838 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0},
839 };
840 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46);
841 /* sleeping ISDB-T */
842 dev->dvb->i2c_client_demod->addr = 0x14;
843 for (i = 0; i < ARRAY_SIZE(regs1); i++)
844 i2c_master_send(dev->dvb->i2c_client_demod,
845 regs1[i].r, regs1[i].len);
846 /* sleeping ISDB-S */
847 dev->dvb->i2c_client_demod->addr = 0x15;
848 for (i = 0; i < ARRAY_SIZE(regs2); i++)
849 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r,
850 regs2[i].len);
851 for (i = 0; i < ARRAY_SIZE(gpio); i++) {
852 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val,
853 gpio[i].mask);
854 if (gpio[i].sleep > 0)
855 msleep(gpio[i].sleep);
856 }
857 };
858
859 static struct mt352_config terratec_xs_mt352_cfg = {
860 .demod_address = (0x1e >> 1),
861 .no_tuner = 1,
862 .if2 = 45600,
863 .demod_init = em28xx_mt352_terratec_xs_init,
864 };
865
866 static struct tda10023_config em28xx_tda10023_config = {
867 .demod_address = 0x0c,
868 .invert = 1,
869 };
870
871 static struct cxd2820r_config em28xx_cxd2820r_config = {
872 .i2c_address = (0xd8 >> 1),
873 .ts_mode = CXD2820R_TS_SERIAL,
874 };
875
876 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
877 .output_opt = TDA18271_OUTPUT_LT_OFF,
878 .gate = TDA18271_GATE_DIGITAL,
879 };
880
881 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
882 .demod_address = (0x1e >> 1),
883 .disable_i2c_gate_ctrl = 1,
884 .no_tuner = 1,
885 .parallel_ts = 1,
886 };
887
888 static struct mt2060_config em28xx_mt2060_config = {
889 .i2c_address = 0x60,
890 };
891
892 static struct qt1010_config em28xx_qt1010_config = {
893 .i2c_address = 0x62
894 };
895
896 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
897 .demod_address = 0x10,
898 .is_serial = true,
899 };
900
901 static struct tda18271_std_map mb86a20s_tda18271_config = {
902 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
903 .if_lvl = 1, .rfagc_top = 0x37, },
904 };
905
906 static struct tda18271_config c3tech_duo_tda18271_config = {
907 .std_map = &mb86a20s_tda18271_config,
908 .gate = TDA18271_GATE_DIGITAL,
909 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
910 };
911
912 static struct tda18271_std_map drx_j_std_map = {
913 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
914 .rfagc_top = 0x37, },
915 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
916 .rfagc_top = 0x37, },
917 };
918
919 static struct tda18271_config pinnacle_80e_dvb_config = {
920 .std_map = &drx_j_std_map,
921 .gate = TDA18271_GATE_DIGITAL,
922 .role = TDA18271_MASTER,
923 };
924
925 static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = {
926 .qam_if_khz = 4000,
927 .vsb_if_khz = 3250,
928 .spectral_inversion = 0,
929 .deny_i2c_rptr = 0,
930 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
931 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
932 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
933 .xtalMHz = 25,
934 };
935
936 /* ------------------------------------------------------------------ */
937
em28xx_attach_xc3028(u8 addr,struct em28xx * dev)938 static noinline_for_stack int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
939 {
940 struct dvb_frontend *fe;
941 struct xc2028_config cfg;
942 struct xc2028_ctrl ctl;
943
944 memset(&cfg, 0, sizeof(cfg));
945 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
946 cfg.i2c_addr = addr;
947
948 memset(&ctl, 0, sizeof(ctl));
949 em28xx_setup_xc3028(dev, &ctl);
950 cfg.ctrl = &ctl;
951
952 if (!dev->dvb->fe[0]) {
953 dev_err(&dev->intf->dev,
954 "dvb frontend not attached. Can't attach xc3028\n");
955 return -EINVAL;
956 }
957
958 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
959 if (!fe) {
960 dev_err(&dev->intf->dev, "xc3028 attach failed\n");
961 dvb_frontend_detach(dev->dvb->fe[0]);
962 dev->dvb->fe[0] = NULL;
963 return -EINVAL;
964 }
965
966 dev_info(&dev->intf->dev, "xc3028 attached\n");
967
968 return 0;
969 }
970
971 /* ------------------------------------------------------------------ */
972
em28xx_register_dvb(struct em28xx_dvb * dvb,struct module * module,struct em28xx * dev,struct device * device)973 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
974 struct em28xx *dev, struct device *device)
975 {
976 int result;
977 bool create_rf_connector = false;
978
979 mutex_init(&dvb->lock);
980
981 /* register adapter */
982 result = dvb_register_adapter(&dvb->adapter,
983 dev_name(&dev->intf->dev), module,
984 device, adapter_nr);
985 if (result < 0) {
986 dev_warn(&dev->intf->dev,
987 "dvb_register_adapter failed (errno = %d)\n",
988 result);
989 goto fail_adapter;
990 }
991 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
992 dvb->adapter.mdev = dev->media_dev;
993 #endif
994
995 /* Ensure all frontends negotiate bus access */
996 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
997 if (dvb->fe[1])
998 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
999
1000 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
1001
1002 /* register frontend */
1003 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
1004 if (result < 0) {
1005 dev_warn(&dev->intf->dev,
1006 "dvb_register_frontend failed (errno = %d)\n",
1007 result);
1008 goto fail_frontend0;
1009 }
1010
1011 /* register 2nd frontend */
1012 if (dvb->fe[1]) {
1013 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
1014 if (result < 0) {
1015 dev_warn(&dev->intf->dev,
1016 "2nd dvb_register_frontend failed (errno = %d)\n",
1017 result);
1018 goto fail_frontend1;
1019 }
1020 }
1021
1022 /* register demux stuff */
1023 dvb->demux.dmx.capabilities =
1024 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
1025 DMX_MEMORY_BASED_FILTERING;
1026 dvb->demux.priv = dvb;
1027 dvb->demux.filternum = 256;
1028 dvb->demux.feednum = 256;
1029 dvb->demux.start_feed = em28xx_start_feed;
1030 dvb->demux.stop_feed = em28xx_stop_feed;
1031
1032 result = dvb_dmx_init(&dvb->demux);
1033 if (result < 0) {
1034 dev_warn(&dev->intf->dev,
1035 "dvb_dmx_init failed (errno = %d)\n",
1036 result);
1037 goto fail_dmx;
1038 }
1039
1040 dvb->dmxdev.filternum = 256;
1041 dvb->dmxdev.demux = &dvb->demux.dmx;
1042 dvb->dmxdev.capabilities = 0;
1043 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
1044 if (result < 0) {
1045 dev_warn(&dev->intf->dev,
1046 "dvb_dmxdev_init failed (errno = %d)\n",
1047 result);
1048 goto fail_dmxdev;
1049 }
1050
1051 dvb->fe_hw.source = DMX_FRONTEND_0;
1052 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1053 if (result < 0) {
1054 dev_warn(&dev->intf->dev,
1055 "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
1056 result);
1057 goto fail_fe_hw;
1058 }
1059
1060 dvb->fe_mem.source = DMX_MEMORY_FE;
1061 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1062 if (result < 0) {
1063 dev_warn(&dev->intf->dev,
1064 "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
1065 result);
1066 goto fail_fe_mem;
1067 }
1068
1069 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1070 if (result < 0) {
1071 dev_warn(&dev->intf->dev,
1072 "connect_frontend failed (errno = %d)\n",
1073 result);
1074 goto fail_fe_conn;
1075 }
1076
1077 /* register network adapter */
1078 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
1079
1080 /* If the analog part won't create RF connectors, DVB will do it */
1081 if (!dev->has_video || dev->tuner_type == TUNER_ABSENT)
1082 create_rf_connector = true;
1083
1084 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector);
1085 if (result < 0)
1086 goto fail_create_graph;
1087
1088 return 0;
1089
1090 fail_create_graph:
1091 dvb_net_release(&dvb->net);
1092 fail_fe_conn:
1093 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1094 fail_fe_mem:
1095 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1096 fail_fe_hw:
1097 dvb_dmxdev_release(&dvb->dmxdev);
1098 fail_dmxdev:
1099 dvb_dmx_release(&dvb->demux);
1100 fail_dmx:
1101 if (dvb->fe[1])
1102 dvb_unregister_frontend(dvb->fe[1]);
1103 dvb_unregister_frontend(dvb->fe[0]);
1104 fail_frontend1:
1105 if (dvb->fe[1])
1106 dvb_frontend_detach(dvb->fe[1]);
1107 fail_frontend0:
1108 dvb_frontend_detach(dvb->fe[0]);
1109 dvb_unregister_adapter(&dvb->adapter);
1110 fail_adapter:
1111 return result;
1112 }
1113
em28xx_unregister_dvb(struct em28xx_dvb * dvb)1114 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
1115 {
1116 dvb_net_release(&dvb->net);
1117 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1118 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1119 dvb_dmxdev_release(&dvb->dmxdev);
1120 dvb_dmx_release(&dvb->demux);
1121 if (dvb->fe[1])
1122 dvb_unregister_frontend(dvb->fe[1]);
1123 dvb_unregister_frontend(dvb->fe[0]);
1124 if (dvb->fe[1] && !dvb->dont_attach_fe1)
1125 dvb_frontend_detach(dvb->fe[1]);
1126 dvb_frontend_detach(dvb->fe[0]);
1127 dvb_unregister_adapter(&dvb->adapter);
1128 }
1129
em28174_dvb_init_pctv_460e(struct em28xx * dev)1130 static int em28174_dvb_init_pctv_460e(struct em28xx *dev)
1131 {
1132 struct em28xx_dvb *dvb = dev->dvb;
1133 struct tda10071_platform_data tda10071_pdata = {};
1134 struct a8293_platform_data a8293_pdata = {};
1135
1136 /* attach demod + tuner combo */
1137 tda10071_pdata.clk = 40444000; /* 40.444 MHz */
1138 tda10071_pdata.i2c_wr_max = 64;
1139 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL;
1140 tda10071_pdata.pll_multiplier = 20;
1141 tda10071_pdata.tuner_i2c_addr = 0x14;
1142
1143 dvb->i2c_client_demod = dvb_module_probe("tda10071", "tda10071_cx24118",
1144 &dev->i2c_adap[dev->def_i2c_bus],
1145 0x55, &tda10071_pdata);
1146 if (!dvb->i2c_client_demod)
1147 return -ENODEV;
1148
1149 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(dvb->i2c_client_demod);
1150
1151 /* attach SEC */
1152 a8293_pdata.dvb_frontend = dvb->fe[0];
1153
1154 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1155 &dev->i2c_adap[dev->def_i2c_bus],
1156 0x08, &a8293_pdata);
1157 if (!dvb->i2c_client_sec) {
1158 dvb_module_release(dvb->i2c_client_demod);
1159 return -ENODEV;
1160 }
1161
1162 return 0;
1163 }
1164
em28178_dvb_init_pctv_461e(struct em28xx * dev)1165 static int em28178_dvb_init_pctv_461e(struct em28xx *dev)
1166 {
1167 struct em28xx_dvb *dvb = dev->dvb;
1168 struct i2c_adapter *i2c_adapter;
1169 struct m88ds3103_platform_data m88ds3103_pdata = {};
1170 struct ts2020_config ts2020_config = {};
1171 struct a8293_platform_data a8293_pdata = {};
1172
1173 /* attach demod */
1174 m88ds3103_pdata.clk = 27000000;
1175 m88ds3103_pdata.i2c_wr_max = 33;
1176 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1177 m88ds3103_pdata.ts_clk = 16000;
1178 m88ds3103_pdata.ts_clk_pol = 1;
1179 m88ds3103_pdata.agc = 0x99;
1180
1181 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", NULL,
1182 &dev->i2c_adap[dev->def_i2c_bus],
1183 0x68, &m88ds3103_pdata);
1184 if (!dvb->i2c_client_demod)
1185 return -ENODEV;
1186
1187 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod);
1188 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod);
1189
1190 /* attach tuner */
1191 ts2020_config.fe = dvb->fe[0];
1192
1193 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022",
1194 i2c_adapter,
1195 0x60, &ts2020_config);
1196 if (!dvb->i2c_client_tuner) {
1197 dvb_module_release(dvb->i2c_client_demod);
1198 return -ENODEV;
1199 }
1200
1201 /* delegate signal strength measurement to tuner */
1202 dvb->fe[0]->ops.read_signal_strength =
1203 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1204
1205 /* attach SEC */
1206 a8293_pdata.dvb_frontend = dvb->fe[0];
1207 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1208 &dev->i2c_adap[dev->def_i2c_bus],
1209 0x08, &a8293_pdata);
1210 if (!dvb->i2c_client_sec) {
1211 dvb_module_release(dvb->i2c_client_tuner);
1212 dvb_module_release(dvb->i2c_client_demod);
1213 return -ENODEV;
1214 }
1215
1216 return 0;
1217 }
1218
em28178_dvb_init_pctv_461e_v2(struct em28xx * dev)1219 static int em28178_dvb_init_pctv_461e_v2(struct em28xx *dev)
1220 {
1221 struct em28xx_dvb *dvb = dev->dvb;
1222 struct i2c_adapter *i2c_adapter;
1223 struct m88ds3103_platform_data m88ds3103_pdata = {};
1224 struct ts2020_config ts2020_config = {};
1225 struct a8293_platform_data a8293_pdata = {};
1226
1227 /* attach demod */
1228 m88ds3103_pdata.clk = 27000000;
1229 m88ds3103_pdata.i2c_wr_max = 33;
1230 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1231 m88ds3103_pdata.ts_clk = 16000;
1232 m88ds3103_pdata.ts_clk_pol = 0;
1233 m88ds3103_pdata.agc = 0x99;
1234 m88ds3103_pdata.agc_inv = 0;
1235 m88ds3103_pdata.spec_inv = 0;
1236 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", "m88ds3103b",
1237 &dev->i2c_adap[dev->def_i2c_bus],
1238 0x6a, &m88ds3103_pdata);
1239
1240 if (!dvb->i2c_client_demod)
1241 return -ENODEV;
1242
1243 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod);
1244 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod);
1245
1246 /* attach tuner */
1247 ts2020_config.fe = dvb->fe[0];
1248 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022",
1249 i2c_adapter,
1250 0x60, &ts2020_config);
1251 if (!dvb->i2c_client_tuner) {
1252 dvb_module_release(dvb->i2c_client_demod);
1253 return -ENODEV;
1254 }
1255
1256 /* delegate signal strength measurement to tuner */
1257 dvb->fe[0]->ops.read_signal_strength =
1258 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1259
1260 /* attach SEC */
1261 a8293_pdata.dvb_frontend = dvb->fe[0];
1262 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1263 &dev->i2c_adap[dev->def_i2c_bus],
1264 0x08, &a8293_pdata);
1265 if (!dvb->i2c_client_sec) {
1266 dvb_module_release(dvb->i2c_client_tuner);
1267 dvb_module_release(dvb->i2c_client_demod);
1268 return -ENODEV;
1269 }
1270
1271 return 0;
1272 }
1273
em28178_dvb_init_pctv_292e(struct em28xx * dev)1274 static int em28178_dvb_init_pctv_292e(struct em28xx *dev)
1275 {
1276 struct em28xx_dvb *dvb = dev->dvb;
1277 struct i2c_adapter *adapter;
1278 struct si2168_config si2168_config = {};
1279 struct si2157_config si2157_config = {};
1280
1281 /* attach demod */
1282 si2168_config.i2c_adapter = &adapter;
1283 si2168_config.fe = &dvb->fe[0];
1284 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1285 si2168_config.spectral_inversion = true;
1286
1287 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1288 &dev->i2c_adap[dev->def_i2c_bus],
1289 0x64, &si2168_config);
1290 if (!dvb->i2c_client_demod)
1291 return -ENODEV;
1292
1293 /* attach tuner */
1294 si2157_config.fe = dvb->fe[0];
1295 si2157_config.if_port = 1;
1296 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1297 si2157_config.mdev = dev->media_dev;
1298 #endif
1299 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1300 adapter,
1301 0x60, &si2157_config);
1302 if (!dvb->i2c_client_tuner) {
1303 dvb_module_release(dvb->i2c_client_demod);
1304 return -ENODEV;
1305 }
1306 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
1307
1308 return 0;
1309 }
1310
em28178_dvb_init_terratec_t2_stick_hd(struct em28xx * dev)1311 static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev)
1312 {
1313 struct em28xx_dvb *dvb = dev->dvb;
1314 struct i2c_adapter *adapter;
1315 struct si2168_config si2168_config = {};
1316 struct si2157_config si2157_config = {};
1317
1318 /* attach demod */
1319 si2168_config.i2c_adapter = &adapter;
1320 si2168_config.fe = &dvb->fe[0];
1321 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1322
1323 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1324 &dev->i2c_adap[dev->def_i2c_bus],
1325 0x64, &si2168_config);
1326 if (!dvb->i2c_client_demod)
1327 return -ENODEV;
1328
1329 /* attach tuner */
1330 memset(&si2157_config, 0, sizeof(si2157_config));
1331 si2157_config.fe = dvb->fe[0];
1332 si2157_config.if_port = 0;
1333 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1334 si2157_config.mdev = dev->media_dev;
1335 #endif
1336 dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146",
1337 adapter,
1338 0x60, &si2157_config);
1339 if (!dvb->i2c_client_tuner) {
1340 dvb_module_release(dvb->i2c_client_demod);
1341 return -ENODEV;
1342 }
1343
1344 return 0;
1345 }
1346
em28178_dvb_init_plex_px_bcud(struct em28xx * dev)1347 static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev)
1348 {
1349 struct em28xx_dvb *dvb = dev->dvb;
1350 struct tc90522_config tc90522_config = {};
1351 struct qm1d1c0042_config qm1d1c0042_config = {};
1352
1353 /* attach demod */
1354 dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat",
1355 &dev->i2c_adap[dev->def_i2c_bus],
1356 0x15, &tc90522_config);
1357 if (!dvb->i2c_client_demod)
1358 return -ENODEV;
1359
1360 /* attach tuner */
1361 qm1d1c0042_config.fe = tc90522_config.fe;
1362 qm1d1c0042_config.lpf = 1;
1363
1364 dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL,
1365 tc90522_config.tuner_i2c,
1366 0x61, &qm1d1c0042_config);
1367 if (!dvb->i2c_client_tuner) {
1368 dvb_module_release(dvb->i2c_client_demod);
1369 return -ENODEV;
1370 }
1371
1372 dvb->fe[0] = tc90522_config.fe;
1373 px_bcud_init(dev);
1374
1375 return 0;
1376 }
1377
em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx * dev)1378 static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev)
1379 {
1380 struct em28xx_dvb *dvb = dev->dvb;
1381 struct i2c_adapter *adapter;
1382 struct si2168_config si2168_config = {};
1383 struct si2157_config si2157_config = {};
1384 unsigned char addr;
1385
1386 /* attach demod */
1387 si2168_config.i2c_adapter = &adapter;
1388 si2168_config.fe = &dvb->fe[0];
1389 si2168_config.ts_mode = SI2168_TS_SERIAL;
1390 si2168_config.spectral_inversion = true;
1391 addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67;
1392
1393 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1394 &dev->i2c_adap[dev->def_i2c_bus],
1395 addr, &si2168_config);
1396 if (!dvb->i2c_client_demod)
1397 return -ENODEV;
1398
1399 /* attach tuner */
1400 memset(&si2157_config, 0, sizeof(si2157_config));
1401 si2157_config.fe = dvb->fe[0];
1402 si2157_config.if_port = 1;
1403 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1404 si2157_config.mdev = dev->media_dev;
1405 #endif
1406 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
1407
1408 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1409 adapter,
1410 addr, &si2157_config);
1411 if (!dvb->i2c_client_tuner) {
1412 dvb_module_release(dvb->i2c_client_demod);
1413 return -ENODEV;
1414 }
1415
1416 return 0;
1417 }
1418
em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx * dev)1419 static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev)
1420 {
1421 struct em28xx_dvb *dvb = dev->dvb;
1422 struct i2c_adapter *adapter;
1423 struct lgdt3306a_config lgdt3306a_config = {};
1424 struct si2157_config si2157_config = {};
1425 unsigned char addr;
1426
1427 /* attach demod */
1428 lgdt3306a_config = hauppauge_01595_lgdt3306a_config;
1429 lgdt3306a_config.fe = &dvb->fe[0];
1430 lgdt3306a_config.i2c_adapter = &adapter;
1431 addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e;
1432
1433 dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL,
1434 &dev->i2c_adap[dev->def_i2c_bus],
1435 addr, &lgdt3306a_config);
1436 if (!dvb->i2c_client_demod)
1437 return -ENODEV;
1438
1439 /* attach tuner */
1440 si2157_config.fe = dvb->fe[0];
1441 si2157_config.if_port = 1;
1442 si2157_config.inversion = 1;
1443 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1444 si2157_config.mdev = dev->media_dev;
1445 #endif
1446 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62;
1447
1448 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1449 adapter,
1450 addr, &si2157_config);
1451 if (!dvb->i2c_client_tuner) {
1452 dvb_module_release(dvb->i2c_client_demod);
1453 return -ENODEV;
1454 }
1455
1456 return 0;
1457 }
1458
em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx * dev)1459 static int em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx *dev)
1460 {
1461 struct em28xx_dvb *dvb = dev->dvb;
1462 struct mxl692_config mxl692_config = {};
1463 unsigned char addr;
1464
1465 /* attach demod/tuner combo */
1466 mxl692_config.id = (dev->ts == PRIMARY_TS) ? 0 : 1;
1467 mxl692_config.fe = &dvb->fe[0];
1468 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
1469
1470 dvb->i2c_client_demod = dvb_module_probe("mxl692", NULL,
1471 &dev->i2c_adap[dev->def_i2c_bus],
1472 addr, &mxl692_config);
1473 if (!dvb->i2c_client_demod)
1474 return -ENODEV;
1475
1476 return 0;
1477 }
1478
em28xx_dvb_init(struct em28xx * dev)1479 static int em28xx_dvb_init(struct em28xx *dev)
1480 {
1481 int result = 0, dvb_alt = 0;
1482 struct em28xx_dvb *dvb;
1483 struct usb_device *udev;
1484
1485 if (dev->is_audio_only) {
1486 /* Shouldn't initialize IR for this interface */
1487 return 0;
1488 }
1489
1490 if (!dev->board.has_dvb) {
1491 /* This device does not support the extension */
1492 return 0;
1493 }
1494
1495 dev_info(&dev->intf->dev, "Binding DVB extension\n");
1496
1497 dvb = kzalloc(sizeof(*dvb), GFP_KERNEL);
1498 if (!dvb)
1499 return -ENOMEM;
1500
1501 dev->dvb = dvb;
1502 dvb->fe[0] = NULL;
1503 dvb->fe[1] = NULL;
1504
1505 /* pre-allocate DVB usb transfer buffers */
1506 if (dev->dvb_xfer_bulk) {
1507 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1508 dev->dvb_xfer_bulk,
1509 EM28XX_DVB_NUM_BUFS,
1510 512,
1511 EM28XX_DVB_BULK_PACKET_MULTIPLIER);
1512 } else {
1513 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1514 dev->dvb_xfer_bulk,
1515 EM28XX_DVB_NUM_BUFS,
1516 dev->dvb_max_pkt_size_isoc,
1517 EM28XX_DVB_NUM_ISOC_PACKETS);
1518 }
1519 if (result) {
1520 dev_err(&dev->intf->dev,
1521 "failed to pre-allocate USB transfer buffers for DVB.\n");
1522 kfree(dvb);
1523 dev->dvb = NULL;
1524 return result;
1525 }
1526
1527 mutex_lock(&dev->lock);
1528 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
1529 /* init frontend */
1530 switch (dev->model) {
1531 case EM2874_BOARD_LEADERSHIP_ISDBT:
1532 dvb->fe[0] = dvb_attach(s921_attach,
1533 &sharp_isdbt,
1534 &dev->i2c_adap[dev->def_i2c_bus]);
1535
1536 if (!dvb->fe[0]) {
1537 result = -EINVAL;
1538 goto out_free;
1539 }
1540
1541 break;
1542 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
1543 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
1544 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
1545 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
1546 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1547 &em2880_lgdt3303_dev,
1548 0x0e,
1549 &dev->i2c_adap[dev->def_i2c_bus]);
1550 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1551 result = -EINVAL;
1552 goto out_free;
1553 }
1554 break;
1555 case EM2880_BOARD_KWORLD_DVB_310U:
1556 dvb->fe[0] = dvb_attach(zl10353_attach,
1557 &em28xx_zl10353_with_xc3028,
1558 &dev->i2c_adap[dev->def_i2c_bus]);
1559 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1560 result = -EINVAL;
1561 goto out_free;
1562 }
1563 break;
1564 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
1565 case EM2882_BOARD_TERRATEC_HYBRID_XS:
1566 case EM2880_BOARD_EMPIRE_DUAL_TV:
1567 case EM2882_BOARD_ZOLID_HYBRID_TV_STICK:
1568 dvb->fe[0] = dvb_attach(zl10353_attach,
1569 &em28xx_zl10353_xc3028_no_i2c_gate,
1570 &dev->i2c_adap[dev->def_i2c_bus]);
1571 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1572 result = -EINVAL;
1573 goto out_free;
1574 }
1575 break;
1576 case EM2880_BOARD_TERRATEC_HYBRID_XS:
1577 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
1578 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
1579 case EM2882_BOARD_DIKOM_DK300:
1580 case EM2882_BOARD_KWORLD_VS_DVBT:
1581 /*
1582 * Those boards could have either a zl10353 or a mt352.
1583 * If the chip id isn't for zl10353, try mt352.
1584 */
1585 dvb->fe[0] = dvb_attach(zl10353_attach,
1586 &em28xx_zl10353_xc3028_no_i2c_gate,
1587 &dev->i2c_adap[dev->def_i2c_bus]);
1588 if (!dvb->fe[0])
1589 dvb->fe[0] = dvb_attach(mt352_attach,
1590 &terratec_xs_mt352_cfg,
1591 &dev->i2c_adap[dev->def_i2c_bus]);
1592
1593 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1594 result = -EINVAL;
1595 goto out_free;
1596 }
1597 break;
1598 case EM2870_BOARD_TERRATEC_XS_MT2060:
1599 dvb->fe[0] = dvb_attach(zl10353_attach,
1600 &em28xx_zl10353_no_i2c_gate_dev,
1601 &dev->i2c_adap[dev->def_i2c_bus]);
1602 if (dvb->fe[0]) {
1603 dvb_attach(mt2060_attach, dvb->fe[0],
1604 &dev->i2c_adap[dev->def_i2c_bus],
1605 &em28xx_mt2060_config, 1220);
1606 }
1607 break;
1608 case EM2870_BOARD_KWORLD_355U:
1609 dvb->fe[0] = dvb_attach(zl10353_attach,
1610 &em28xx_zl10353_no_i2c_gate_dev,
1611 &dev->i2c_adap[dev->def_i2c_bus]);
1612 if (dvb->fe[0])
1613 dvb_attach(qt1010_attach, dvb->fe[0],
1614 &dev->i2c_adap[dev->def_i2c_bus],
1615 &em28xx_qt1010_config);
1616 break;
1617 case EM2883_BOARD_KWORLD_HYBRID_330U:
1618 case EM2882_BOARD_EVGA_INDTUBE:
1619 dvb->fe[0] = dvb_attach(s5h1409_attach,
1620 &em28xx_s5h1409_with_xc3028,
1621 &dev->i2c_adap[dev->def_i2c_bus]);
1622 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1623 result = -EINVAL;
1624 goto out_free;
1625 }
1626 break;
1627 case EM2882_BOARD_KWORLD_ATSC_315U:
1628 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1629 &em2880_lgdt3303_dev,
1630 0x0e,
1631 &dev->i2c_adap[dev->def_i2c_bus]);
1632 if (dvb->fe[0]) {
1633 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1634 &dev->i2c_adap[dev->def_i2c_bus],
1635 0x61, TUNER_THOMSON_DTT761X)) {
1636 result = -EINVAL;
1637 goto out_free;
1638 }
1639 }
1640 break;
1641 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
1642 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
1643 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
1644 &dev->i2c_adap[dev->def_i2c_bus],
1645 &dev->intf->dev);
1646 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1647 result = -EINVAL;
1648 goto out_free;
1649 }
1650 break;
1651 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
1652 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
1653 dvb->fe[0] = dvb_attach(tda10023_attach,
1654 &em28xx_tda10023_config,
1655 &dev->i2c_adap[dev->def_i2c_bus],
1656 0x48);
1657 if (dvb->fe[0]) {
1658 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1659 &dev->i2c_adap[dev->def_i2c_bus],
1660 0x60, TUNER_PHILIPS_CU1216L)) {
1661 result = -EINVAL;
1662 goto out_free;
1663 }
1664 }
1665 break;
1666 case EM2870_BOARD_KWORLD_A340:
1667 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1668 &em2870_lgdt3304_dev,
1669 &dev->i2c_adap[dev->def_i2c_bus]);
1670 if (!dvb->fe[0]) {
1671 result = -EINVAL;
1672 goto out_free;
1673 }
1674 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1675 &dev->i2c_adap[dev->def_i2c_bus],
1676 &kworld_a340_config)) {
1677 dvb_frontend_detach(dvb->fe[0]);
1678 result = -EINVAL;
1679 goto out_free;
1680 }
1681 break;
1682 case EM28174_BOARD_PCTV_290E:
1683 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
1684 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
1685 CXD2820R_GPIO_L;
1686 dvb->fe[0] = dvb_attach(cxd2820r_attach,
1687 &em28xx_cxd2820r_config,
1688 &dev->i2c_adap[dev->def_i2c_bus],
1689 &dvb->lna_gpio);
1690 if (dvb->fe[0]) {
1691 /* FE 0 attach tuner */
1692 if (!dvb_attach(tda18271_attach,
1693 dvb->fe[0],
1694 0x60,
1695 &dev->i2c_adap[dev->def_i2c_bus],
1696 &em28xx_cxd2820r_tda18271_config)) {
1697 dvb_frontend_detach(dvb->fe[0]);
1698 result = -EINVAL;
1699 goto out_free;
1700 }
1701
1702 #ifdef CONFIG_GPIOLIB
1703 /* enable LNA for DVB-T, DVB-T2 and DVB-C */
1704 result = gpio_request_one(dvb->lna_gpio,
1705 GPIOF_OUT_INIT_LOW, NULL);
1706 if (result)
1707 dev_err(&dev->intf->dev,
1708 "gpio request failed %d\n",
1709 result);
1710 else
1711 gpio_free(dvb->lna_gpio);
1712
1713 result = 0; /* continue even set LNA fails */
1714 #endif
1715 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
1716 }
1717
1718 break;
1719 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
1720 {
1721 struct xc5000_config cfg = {};
1722
1723 hauppauge_hvr930c_init(dev);
1724
1725 dvb->fe[0] = dvb_attach(drxk_attach,
1726 &hauppauge_930c_drxk,
1727 &dev->i2c_adap[dev->def_i2c_bus]);
1728 if (!dvb->fe[0]) {
1729 result = -EINVAL;
1730 goto out_free;
1731 }
1732 /* FIXME: do we need a pll semaphore? */
1733 dvb->fe[0]->sec_priv = dvb;
1734 sema_init(&dvb->pll_mutex, 1);
1735 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1736 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1737
1738 /* Attach xc5000 */
1739 cfg.i2c_address = 0x61;
1740 cfg.if_khz = 4000;
1741
1742 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1743 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1744 if (!dvb_attach(xc5000_attach, dvb->fe[0],
1745 &dev->i2c_adap[dev->def_i2c_bus], &cfg)) {
1746 result = -EINVAL;
1747 goto out_free;
1748 }
1749 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1750 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1751
1752 break;
1753 }
1754 case EM2884_BOARD_TERRATEC_H5:
1755 terratec_h5_init(dev);
1756
1757 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk,
1758 &dev->i2c_adap[dev->def_i2c_bus]);
1759 if (!dvb->fe[0]) {
1760 result = -EINVAL;
1761 goto out_free;
1762 }
1763 /* FIXME: do we need a pll semaphore? */
1764 dvb->fe[0]->sec_priv = dvb;
1765 sema_init(&dvb->pll_mutex, 1);
1766 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1767 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1768
1769 /* Attach tda18271 to DVB-C frontend */
1770 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1771 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1772 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
1773 &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
1774 result = -EINVAL;
1775 goto out_free;
1776 }
1777 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1778 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1779
1780 break;
1781 case EM2884_BOARD_C3TECH_DIGITAL_DUO:
1782 dvb->fe[0] = dvb_attach(mb86a20s_attach,
1783 &c3tech_duo_mb86a20s_config,
1784 &dev->i2c_adap[dev->def_i2c_bus]);
1785 if (dvb->fe[0])
1786 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1787 &dev->i2c_adap[dev->def_i2c_bus],
1788 &c3tech_duo_tda18271_config);
1789 break;
1790 case EM28174_BOARD_PCTV_460E:
1791 result = em28174_dvb_init_pctv_460e(dev);
1792 if (result)
1793 goto out_free;
1794 break;
1795 case EM2874_BOARD_DELOCK_61959:
1796 case EM2874_BOARD_MAXMEDIA_UB425_TC:
1797 /* attach demodulator */
1798 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
1799 &dev->i2c_adap[dev->def_i2c_bus]);
1800
1801 if (dvb->fe[0]) {
1802 /* disable I2C-gate */
1803 dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
1804
1805 /* attach tuner */
1806 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1807 &dev->i2c_adap[dev->def_i2c_bus],
1808 &em28xx_cxd2820r_tda18271_config)) {
1809 dvb_frontend_detach(dvb->fe[0]);
1810 result = -EINVAL;
1811 goto out_free;
1812 }
1813 }
1814 break;
1815 case EM2884_BOARD_PCTV_510E:
1816 case EM2884_BOARD_PCTV_520E:
1817 pctv_520e_init(dev);
1818
1819 /* attach demodulator */
1820 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
1821 &dev->i2c_adap[dev->def_i2c_bus]);
1822
1823 if (dvb->fe[0]) {
1824 /* attach tuner */
1825 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1826 &dev->i2c_adap[dev->def_i2c_bus],
1827 &em28xx_cxd2820r_tda18271_config)) {
1828 dvb_frontend_detach(dvb->fe[0]);
1829 result = -EINVAL;
1830 goto out_free;
1831 }
1832 }
1833 break;
1834 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
1835 case EM2884_BOARD_CINERGY_HTC_STICK:
1836 case EM2884_BOARD_TERRATEC_H6:
1837 terratec_htc_stick_init(dev);
1838
1839 /* attach demodulator */
1840 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1841 &dev->i2c_adap[dev->def_i2c_bus]);
1842 if (!dvb->fe[0]) {
1843 result = -EINVAL;
1844 goto out_free;
1845 }
1846
1847 /* Attach the demodulator. */
1848 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1849 &dev->i2c_adap[dev->def_i2c_bus],
1850 &em28xx_cxd2820r_tda18271_config)) {
1851 result = -EINVAL;
1852 goto out_free;
1853 }
1854 break;
1855 case EM2884_BOARD_TERRATEC_HTC_USB_XS:
1856 terratec_htc_usb_xs_init(dev);
1857
1858 /* attach demodulator */
1859 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1860 &dev->i2c_adap[dev->def_i2c_bus]);
1861 if (!dvb->fe[0]) {
1862 result = -EINVAL;
1863 goto out_free;
1864 }
1865
1866 /* Attach the demodulator. */
1867 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1868 &dev->i2c_adap[dev->def_i2c_bus],
1869 &em28xx_cxd2820r_tda18271_config)) {
1870 result = -EINVAL;
1871 goto out_free;
1872 }
1873 break;
1874 case EM2874_BOARD_KWORLD_UB435Q_V2:
1875 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1876 &em2874_lgdt3305_dev,
1877 &dev->i2c_adap[dev->def_i2c_bus]);
1878 if (!dvb->fe[0]) {
1879 result = -EINVAL;
1880 goto out_free;
1881 }
1882
1883 /* Attach the demodulator. */
1884 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1885 &dev->i2c_adap[dev->def_i2c_bus],
1886 &kworld_ub435q_v2_config)) {
1887 result = -EINVAL;
1888 goto out_free;
1889 }
1890 break;
1891 case EM2874_BOARD_KWORLD_UB435Q_V3:
1892 {
1893 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
1894
1895 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1896 &em2874_lgdt3305_nogate_dev,
1897 &dev->i2c_adap[dev->def_i2c_bus]);
1898 if (!dvb->fe[0]) {
1899 result = -EINVAL;
1900 goto out_free;
1901 }
1902
1903 /* attach tuner */
1904 kworld_ub435q_v3_config.fe = dvb->fe[0];
1905
1906 dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL,
1907 adapter, 0x60,
1908 &kworld_ub435q_v3_config);
1909 if (!dvb->i2c_client_tuner) {
1910 dvb_frontend_detach(dvb->fe[0]);
1911 result = -ENODEV;
1912 goto out_free;
1913 }
1914 break;
1915 }
1916 case EM2874_BOARD_PCTV_HD_MINI_80E:
1917 dvb->fe[0] = dvb_attach(drx39xxj_attach,
1918 &dev->i2c_adap[dev->def_i2c_bus]);
1919 if (dvb->fe[0]) {
1920 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0],
1921 0x60,
1922 &dev->i2c_adap[dev->def_i2c_bus],
1923 &pinnacle_80e_dvb_config);
1924 if (!dvb->fe[0]) {
1925 result = -EINVAL;
1926 goto out_free;
1927 }
1928 }
1929 break;
1930 case EM28178_BOARD_PCTV_461E:
1931 result = em28178_dvb_init_pctv_461e(dev);
1932 if (result)
1933 goto out_free;
1934 break;
1935 case EM28178_BOARD_PCTV_461E_V2:
1936 result = em28178_dvb_init_pctv_461e_v2(dev);
1937 if (result)
1938 goto out_free;
1939 break;
1940 case EM28178_BOARD_PCTV_292E:
1941 result = em28178_dvb_init_pctv_292e(dev);
1942 if (result)
1943 goto out_free;
1944 break;
1945 case EM28178_BOARD_TERRATEC_T2_STICK_HD:
1946 result = em28178_dvb_init_terratec_t2_stick_hd(dev);
1947 if (result)
1948 goto out_free;
1949 break;
1950 case EM28178_BOARD_PLEX_PX_BCUD:
1951 result = em28178_dvb_init_plex_px_bcud(dev);
1952 if (result)
1953 goto out_free;
1954 break;
1955 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
1956 result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev);
1957 if (result)
1958 goto out_free;
1959 break;
1960 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595:
1961 result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev);
1962 if (result)
1963 goto out_free;
1964 break;
1965 case EM2874_BOARD_HAUPPAUGE_USB_QUADHD:
1966 result = em2874_dvb_init_hauppauge_usb_quadhd(dev);
1967 if (result)
1968 goto out_free;
1969 break;
1970 default:
1971 dev_err(&dev->intf->dev,
1972 "The frontend of your DVB/ATSC card isn't supported yet\n");
1973 break;
1974 }
1975 if (!dvb->fe[0]) {
1976 dev_err(&dev->intf->dev, "frontend initialization failed\n");
1977 result = -EINVAL;
1978 goto out_free;
1979 }
1980 /* define general-purpose callback pointer */
1981 dvb->fe[0]->callback = em28xx_tuner_callback;
1982 if (dvb->fe[1])
1983 dvb->fe[1]->callback = em28xx_tuner_callback;
1984
1985 /* register everything */
1986 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev);
1987
1988 if (result < 0)
1989 goto out_free;
1990
1991 if (dev->dvb_xfer_bulk) {
1992 dvb_alt = 0;
1993 } else { /* isoc */
1994 dvb_alt = dev->dvb_alt_isoc;
1995 }
1996
1997 udev = interface_to_usbdev(dev->intf);
1998 usb_set_interface(udev, dev->ifnum, dvb_alt);
1999 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n");
2000
2001 kref_get(&dev->ref);
2002
2003 ret:
2004 em28xx_set_mode(dev, EM28XX_SUSPEND);
2005 mutex_unlock(&dev->lock);
2006 return result;
2007
2008 out_free:
2009 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
2010 kfree(dvb);
2011 dev->dvb = NULL;
2012 goto ret;
2013 }
2014
prevent_sleep(struct dvb_frontend_ops * ops)2015 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
2016 {
2017 ops->set_voltage = NULL;
2018 ops->sleep = NULL;
2019 ops->tuner_ops.sleep = NULL;
2020 }
2021
em28xx_dvb_fini(struct em28xx * dev)2022 static int em28xx_dvb_fini(struct em28xx *dev)
2023 {
2024 struct em28xx_dvb *dvb;
2025
2026 if (dev->is_audio_only) {
2027 /* Shouldn't initialize IR for this interface */
2028 return 0;
2029 }
2030
2031 if (!dev->board.has_dvb) {
2032 /* This device does not support the extension */
2033 return 0;
2034 }
2035
2036 if (!dev->dvb)
2037 return 0;
2038
2039 dev_info(&dev->intf->dev, "Closing DVB extension\n");
2040
2041 dvb = dev->dvb;
2042
2043 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
2044
2045 if (dev->disconnected) {
2046 /*
2047 * We cannot tell the device to sleep
2048 * once it has been unplugged.
2049 */
2050 if (dvb->fe[0]) {
2051 prevent_sleep(&dvb->fe[0]->ops);
2052 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
2053 }
2054 if (dvb->fe[1]) {
2055 prevent_sleep(&dvb->fe[1]->ops);
2056 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
2057 }
2058 }
2059
2060 em28xx_unregister_dvb(dvb);
2061
2062 /* release I2C module bindings */
2063 dvb_module_release(dvb->i2c_client_sec);
2064 dvb_module_release(dvb->i2c_client_tuner);
2065 dvb_module_release(dvb->i2c_client_demod);
2066
2067 kfree(dvb);
2068 dev->dvb = NULL;
2069 kref_put(&dev->ref, em28xx_free_device);
2070
2071 return 0;
2072 }
2073
em28xx_dvb_suspend(struct em28xx * dev)2074 static int em28xx_dvb_suspend(struct em28xx *dev)
2075 {
2076 int ret = 0;
2077
2078 if (dev->is_audio_only)
2079 return 0;
2080
2081 if (!dev->board.has_dvb)
2082 return 0;
2083
2084 dev_info(&dev->intf->dev, "Suspending DVB extension\n");
2085 if (dev->dvb) {
2086 struct em28xx_dvb *dvb = dev->dvb;
2087
2088 if (dvb->fe[0]) {
2089 ret = dvb_frontend_suspend(dvb->fe[0]);
2090 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret);
2091 }
2092 if (dvb->fe[1]) {
2093 dvb_frontend_suspend(dvb->fe[1]);
2094 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret);
2095 }
2096 }
2097
2098 return 0;
2099 }
2100
em28xx_dvb_resume(struct em28xx * dev)2101 static int em28xx_dvb_resume(struct em28xx *dev)
2102 {
2103 int ret = 0;
2104
2105 if (dev->is_audio_only)
2106 return 0;
2107
2108 if (!dev->board.has_dvb)
2109 return 0;
2110
2111 dev_info(&dev->intf->dev, "Resuming DVB extension\n");
2112 if (dev->dvb) {
2113 struct em28xx_dvb *dvb = dev->dvb;
2114
2115 if (dvb->fe[0]) {
2116 ret = dvb_frontend_resume(dvb->fe[0]);
2117 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret);
2118 }
2119
2120 if (dvb->fe[1]) {
2121 ret = dvb_frontend_resume(dvb->fe[1]);
2122 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret);
2123 }
2124 }
2125
2126 return 0;
2127 }
2128
2129 static struct em28xx_ops dvb_ops = {
2130 .id = EM28XX_DVB,
2131 .name = "Em28xx dvb Extension",
2132 .init = em28xx_dvb_init,
2133 .fini = em28xx_dvb_fini,
2134 .suspend = em28xx_dvb_suspend,
2135 .resume = em28xx_dvb_resume,
2136 };
2137
em28xx_dvb_register(void)2138 static int __init em28xx_dvb_register(void)
2139 {
2140 return em28xx_register_extension(&dvb_ops);
2141 }
2142
em28xx_dvb_unregister(void)2143 static void __exit em28xx_dvb_unregister(void)
2144 {
2145 em28xx_unregister_extension(&dvb_ops);
2146 }
2147
2148 module_init(em28xx_dvb_register);
2149 module_exit(em28xx_dvb_unregister);
2150