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Linux 4.19.133
[linux/fpc-iii.git] / drivers / media / usb / em28xx / em28xx-dvb.c
bloba73faf12f7e471c17a300003efdc969852cc2c07
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 // This program is free software; you can redistribute it and/or modify
21 // it under the terms of the GNU General Public License as published by
22 // the Free Software Foundation version 2 of the License.
23
24 #include "em28xx.h"
25
26 #include <linux/kernel.h>
27 #include <linux/slab.h>
28 #include <linux/usb.h>
29
30 #include <media/v4l2-common.h>
31 #include <media/dvb_demux.h>
32 #include <media/dvb_net.h>
33 #include <media/dmxdev.h>
34 #include <media/tuner.h>
35 #include "tuner-simple.h"
36 #include <linux/gpio.h>
37
38 #include "lgdt330x.h"
39 #include "lgdt3305.h"
40 #include "lgdt3306a.h"
41 #include "zl10353.h"
42 #include "s5h1409.h"
43 #include "mt2060.h"
44 #include "mt352.h"
45 #include "mt352_priv.h" /* FIXME */
46 #include "tda1002x.h"
47 #include "drx39xyj/drx39xxj.h"
48 #include "tda18271.h"
49 #include "s921.h"
50 #include "drxd.h"
51 #include "cxd2820r.h"
52 #include "tda18271c2dd.h"
53 #include "drxk.h"
54 #include "tda10071.h"
55 #include "tda18212.h"
56 #include "a8293.h"
57 #include "qt1010.h"
58 #include "mb86a20s.h"
59 #include "m88ds3103.h"
60 #include "ts2020.h"
61 #include "si2168.h"
62 #include "si2157.h"
63 #include "tc90522.h"
64 #include "qm1d1c0042.h"
65
66 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>");
67 MODULE_LICENSE("GPL v2");
68 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
69 MODULE_VERSION(EM28XX_VERSION);
70
71 static unsigned int debug;
72 module_param(debug, int, 0644);
73 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
74
75 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
76
77 #define dprintk(level, fmt, arg...) do { \
78 if (debug >= level) \
79 dev_printk(KERN_DEBUG, &dev->intf->dev, \
80 "dvb: " fmt, ## arg); \
81 } while (0)
82
83 struct em28xx_dvb {
84 struct dvb_frontend *fe[2];
85
86 /* feed count management */
87 struct mutex lock;
88 int nfeeds;
89
90 /* general boilerplate stuff */
91 struct dvb_adapter adapter;
92 struct dvb_demux demux;
93 struct dmxdev dmxdev;
94 struct dmx_frontend fe_hw;
95 struct dmx_frontend fe_mem;
96 struct dvb_net net;
97
98 /* Due to DRX-K - probably need changes */
99 int (*gate_ctrl)(struct dvb_frontend *fe, int gate);
100 struct semaphore pll_mutex;
101 bool dont_attach_fe1;
102 int lna_gpio;
103 struct i2c_client *i2c_client_demod;
104 struct i2c_client *i2c_client_tuner;
105 struct i2c_client *i2c_client_sec;
106 };
107
108 static inline void print_err_status(struct em28xx *dev,
109 int packet, int status)
110 {
111 char *errmsg = "Unknown";
112
113 switch (status) {
114 case -ENOENT:
115 errmsg = "unlinked synchronously";
116 break;
117 case -ECONNRESET:
118 errmsg = "unlinked asynchronously";
119 break;
120 case -ENOSR:
121 errmsg = "Buffer error (overrun)";
122 break;
123 case -EPIPE:
124 errmsg = "Stalled (device not responding)";
125 break;
126 case -EOVERFLOW:
127 errmsg = "Babble (bad cable?)";
128 break;
129 case -EPROTO:
130 errmsg = "Bit-stuff error (bad cable?)";
131 break;
132 case -EILSEQ:
133 errmsg = "CRC/Timeout (could be anything)";
134 break;
135 case -ETIME:
136 errmsg = "Device does not respond";
137 break;
138 }
139 if (packet < 0) {
140 dprintk(1, "URB status %d [%s].\n", status, errmsg);
141 } else {
142 dprintk(1, "URB packet %d, status %d [%s].\n",
143 packet, status, errmsg);
144 }
145 }
146
147 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
148 {
149 int xfer_bulk, num_packets, i;
150
151 if (!dev)
152 return 0;
153
154 if (dev->disconnected)
155 return 0;
156
157 if (urb->status < 0)
158 print_err_status(dev, -1, urb->status);
159
160 xfer_bulk = usb_pipebulk(urb->pipe);
161
162 if (xfer_bulk) /* bulk */
163 num_packets = 1;
164 else /* isoc */
165 num_packets = urb->number_of_packets;
166
167 for (i = 0; i < num_packets; i++) {
168 if (xfer_bulk) {
169 if (urb->status < 0) {
170 print_err_status(dev, i, urb->status);
171 if (urb->status != -EPROTO)
172 continue;
173 }
174 if (!urb->actual_length)
175 continue;
176 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
177 urb->actual_length);
178 } else {
179 if (urb->iso_frame_desc[i].status < 0) {
180 print_err_status(dev, i,
181 urb->iso_frame_desc[i].status);
182 if (urb->iso_frame_desc[i].status != -EPROTO)
183 continue;
184 }
185 if (!urb->iso_frame_desc[i].actual_length)
186 continue;
187 dvb_dmx_swfilter(&dev->dvb->demux,
188 urb->transfer_buffer +
189 urb->iso_frame_desc[i].offset,
190 urb->iso_frame_desc[i].actual_length);
191 }
192 }
193
194 return 0;
195 }
196
197 static int em28xx_start_streaming(struct em28xx_dvb *dvb)
198 {
199 int rc;
200 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
201 struct em28xx *dev = i2c_bus->dev;
202 struct usb_device *udev = interface_to_usbdev(dev->intf);
203 int dvb_max_packet_size, packet_multiplier, dvb_alt;
204
205 if (dev->dvb_xfer_bulk) {
206 if (!dev->dvb_ep_bulk)
207 return -ENODEV;
208 dvb_max_packet_size = 512; /* USB 2.0 spec */
209 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
210 dvb_alt = 0;
211 } else { /* isoc */
212 if (!dev->dvb_ep_isoc)
213 return -ENODEV;
214 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
215 if (dvb_max_packet_size < 0)
216 return dvb_max_packet_size;
217 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
218 dvb_alt = dev->dvb_alt_isoc;
219 }
220
221 if (!dev->board.has_dual_ts)
222 usb_set_interface(udev, dev->ifnum, dvb_alt);
223
224 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
225 if (rc < 0)
226 return rc;
227
228 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
229 EM28XX_DVB_NUM_BUFS,
230 packet_multiplier,
231 dvb_max_packet_size, dvb_alt);
232
233 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
234 dev->dvb_xfer_bulk,
235 EM28XX_DVB_NUM_BUFS,
236 dvb_max_packet_size,
237 packet_multiplier,
238 em28xx_dvb_urb_data_copy);
239 }
240
241 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
242 {
243 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
244 struct em28xx *dev = i2c_bus->dev;
245
246 em28xx_stop_urbs(dev);
247
248 return 0;
249 }
250
251 static int em28xx_start_feed(struct dvb_demux_feed *feed)
252 {
253 struct dvb_demux *demux = feed->demux;
254 struct em28xx_dvb *dvb = demux->priv;
255 int rc, ret;
256
257 if (!demux->dmx.frontend)
258 return -EINVAL;
259
260 mutex_lock(&dvb->lock);
261 dvb->nfeeds++;
262 rc = dvb->nfeeds;
263
264 if (dvb->nfeeds == 1) {
265 ret = em28xx_start_streaming(dvb);
266 if (ret < 0)
267 rc = ret;
268 }
269
270 mutex_unlock(&dvb->lock);
271 return rc;
272 }
273
274 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
275 {
276 struct dvb_demux *demux = feed->demux;
277 struct em28xx_dvb *dvb = demux->priv;
278 int err = 0;
279
280 mutex_lock(&dvb->lock);
281 dvb->nfeeds--;
282
283 if (!dvb->nfeeds)
284 err = em28xx_stop_streaming(dvb);
285
286 mutex_unlock(&dvb->lock);
287 return err;
288 }
289
290 /* ------------------------------------------------------------------ */
291 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
292 {
293 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
294 struct em28xx *dev = i2c_bus->dev;
295
296 if (acquire)
297 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
298 else
299 return em28xx_set_mode(dev, EM28XX_SUSPEND);
300 }
301
302 /* ------------------------------------------------------------------ */
303
304 static struct lgdt330x_config em2880_lgdt3303_dev = {
305 .demod_chip = LGDT3303,
306 };
307
308 static struct lgdt3305_config em2870_lgdt3304_dev = {
309 .i2c_addr = 0x0e,
310 .demod_chip = LGDT3304,
311 .spectral_inversion = 1,
312 .deny_i2c_rptr = 1,
313 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
314 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
315 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
316 .vsb_if_khz = 3250,
317 .qam_if_khz = 4000,
318 };
319
320 static struct lgdt3305_config em2874_lgdt3305_dev = {
321 .i2c_addr = 0x0e,
322 .demod_chip = LGDT3305,
323 .spectral_inversion = 1,
324 .deny_i2c_rptr = 0,
325 .mpeg_mode = LGDT3305_MPEG_SERIAL,
326 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
327 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
328 .vsb_if_khz = 3250,
329 .qam_if_khz = 4000,
330 };
331
332 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
333 .i2c_addr = 0x0e,
334 .demod_chip = LGDT3305,
335 .spectral_inversion = 1,
336 .deny_i2c_rptr = 1,
337 .mpeg_mode = LGDT3305_MPEG_SERIAL,
338 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
339 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
340 .vsb_if_khz = 3600,
341 .qam_if_khz = 3600,
342 };
343
344 static struct s921_config sharp_isdbt = {
345 .demod_address = 0x30 >> 1
346 };
347
348 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
349 .demod_address = (0x1e >> 1),
350 .no_tuner = 1,
351 .parallel_ts = 1,
352 .if2 = 45600,
353 };
354
355 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
356 .demod_address = 0x32 >> 1,
357 .output_mode = S5H1409_PARALLEL_OUTPUT,
358 .gpio = S5H1409_GPIO_OFF,
359 .inversion = S5H1409_INVERSION_OFF,
360 .status_mode = S5H1409_DEMODLOCKING,
361 .mpeg_timing = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK
362 };
363
364 static struct tda18271_std_map kworld_a340_std_map = {
365 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
366 .if_lvl = 1, .rfagc_top = 0x37, },
367 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
368 .if_lvl = 1, .rfagc_top = 0x37, },
369 };
370
371 static struct tda18271_config kworld_a340_config = {
372 .std_map = &kworld_a340_std_map,
373 };
374
375 static struct tda18271_config kworld_ub435q_v2_config = {
376 .std_map = &kworld_a340_std_map,
377 .gate = TDA18271_GATE_DIGITAL,
378 };
379
380 static struct tda18212_config kworld_ub435q_v3_config = {
381 .if_atsc_vsb = 3600,
382 .if_atsc_qam = 3600,
383 };
384
385 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
386 .demod_address = (0x1e >> 1),
387 .no_tuner = 1,
388 .disable_i2c_gate_ctrl = 1,
389 .parallel_ts = 1,
390 .if2 = 45600,
391 };
392
393 static struct drxd_config em28xx_drxd = {
394 .demod_address = 0x70,
395 .demod_revision = 0xa2,
396 .pll_type = DRXD_PLL_NONE,
397 .clock = 12000,
398 .insert_rs_byte = 1,
399 .IF = 42800000,
400 .disable_i2c_gate_ctrl = 1,
401 };
402
403 static struct drxk_config terratec_h5_drxk = {
404 .adr = 0x29,
405 .single_master = 1,
406 .no_i2c_bridge = 1,
407 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
408 .qam_demod_parameter_count = 2,
409 };
410
411 static struct drxk_config hauppauge_930c_drxk = {
412 .adr = 0x29,
413 .single_master = 1,
414 .no_i2c_bridge = 1,
415 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
416 .chunk_size = 56,
417 .qam_demod_parameter_count = 2,
418 };
419
420 static struct drxk_config terratec_htc_stick_drxk = {
421 .adr = 0x29,
422 .single_master = 1,
423 .no_i2c_bridge = 1,
424 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw",
425 .chunk_size = 54,
426 .qam_demod_parameter_count = 2,
427 /* Required for the antenna_gpio to disable LNA. */
428 .antenna_dvbt = true,
429 /* The windows driver uses the same. This will disable LNA. */
430 .antenna_gpio = 0x6,
431 };
432
433 static struct drxk_config maxmedia_ub425_tc_drxk = {
434 .adr = 0x29,
435 .single_master = 1,
436 .no_i2c_bridge = 1,
437 .microcode_name = "dvb-demod-drxk-01.fw",
438 .chunk_size = 62,
439 .qam_demod_parameter_count = 2,
440 };
441
442 static struct drxk_config pctv_520e_drxk = {
443 .adr = 0x29,
444 .single_master = 1,
445 .microcode_name = "dvb-demod-drxk-pctv.fw",
446 .qam_demod_parameter_count = 2,
447 .chunk_size = 58,
448 .antenna_dvbt = true, /* disable LNA */
449 .antenna_gpio = (1 << 2), /* disable LNA */
450 };
451
452 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
453 {
454 struct em28xx_dvb *dvb = fe->sec_priv;
455 int status;
456
457 if (!dvb)
458 return -EINVAL;
459
460 if (enable) {
461 down(&dvb->pll_mutex);
462 status = dvb->gate_ctrl(fe, 1);
463 } else {
464 status = dvb->gate_ctrl(fe, 0);
465 up(&dvb->pll_mutex);
466 }
467 return status;
468 }
469
470 static void hauppauge_hvr930c_init(struct em28xx *dev)
471 {
472 int i;
473
474 struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
475 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
476 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
477 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
478 { -1, -1, -1, -1},
479 };
480 struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
481 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
482 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
483 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
484 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
485 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
486 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
487
488 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
489 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
490 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
491 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
492
493 { -1, -1, -1, -1},
494 };
495
496 struct {
497 unsigned char r[4];
498 int len;
499 } regs[] = {
500 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
501 {{ 0x01, 0x02 }, 2},
502 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
503 {{ 0x01, 0x00 }, 2},
504 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
505 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
506 {{ 0x01, 0x00 }, 2},
507 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
508 {{ 0x04, 0x00 }, 2},
509 {{ 0x00, 0x04 }, 2},
510 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
511 {{ 0x04, 0x14 }, 2},
512 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
513 };
514
515 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
516 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
517 usleep_range(10000, 11000);
518 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
519 usleep_range(10000, 11000);
520
521 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
522
523 for (i = 0; i < ARRAY_SIZE(regs); i++)
524 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
525 regs[i].r, regs[i].len);
526 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
527
528 msleep(100);
529
530 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
531 msleep(30);
532
533 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
534 usleep_range(10000, 11000);
535 }
536
537 static void terratec_h5_init(struct em28xx *dev)
538 {
539 int i;
540 struct em28xx_reg_seq terratec_h5_init[] = {
541 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
542 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
543 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
544 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
545 { -1, -1, -1, -1},
546 };
547 struct em28xx_reg_seq terratec_h5_end[] = {
548 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
549 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
550 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
551 { -1, -1, -1, -1},
552 };
553 struct {
554 unsigned char r[4];
555 int len;
556 } regs[] = {
557 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
558 {{ 0x01, 0x02 }, 2},
559 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
560 {{ 0x01, 0x00 }, 2},
561 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
562 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
563 {{ 0x01, 0x00 }, 2},
564 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
565 {{ 0x04, 0x00 }, 2},
566 {{ 0x00, 0x04 }, 2},
567 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
568 {{ 0x04, 0x14 }, 2},
569 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
570 };
571
572 em28xx_gpio_set(dev, terratec_h5_init);
573 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
574 usleep_range(10000, 11000);
575 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
576 usleep_range(10000, 11000);
577
578 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
579
580 for (i = 0; i < ARRAY_SIZE(regs); i++)
581 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
582 regs[i].r, regs[i].len);
583 em28xx_gpio_set(dev, terratec_h5_end);
584 };
585
586 static void terratec_htc_stick_init(struct em28xx *dev)
587 {
588 int i;
589
590 /*
591 * GPIO configuration:
592 * 0xff: unknown (does not affect DVB-T).
593 * 0xf6: DRX-K (demodulator).
594 * 0xe6: unknown (does not affect DVB-T).
595 * 0xb6: unknown (does not affect DVB-T).
596 */
597 struct em28xx_reg_seq terratec_htc_stick_init[] = {
598 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
599 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
600 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
601 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
602 { -1, -1, -1, -1},
603 };
604 struct em28xx_reg_seq terratec_htc_stick_end[] = {
605 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
606 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
607 { -1, -1, -1, -1},
608 };
609
610 /*
611 * Init the analog decoder (not yet supported), but
612 * it's probably still a good idea.
613 */
614 struct {
615 unsigned char r[4];
616 int len;
617 } regs[] = {
618 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
619 {{ 0x01, 0x02 }, 2},
620 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
621 {{ 0x01, 0x00 }, 2},
622 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
623 };
624
625 em28xx_gpio_set(dev, terratec_htc_stick_init);
626
627 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
628 usleep_range(10000, 11000);
629 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
630 usleep_range(10000, 11000);
631
632 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
633
634 for (i = 0; i < ARRAY_SIZE(regs); i++)
635 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
636 regs[i].r, regs[i].len);
637
638 em28xx_gpio_set(dev, terratec_htc_stick_end);
639 };
640
641 static void terratec_htc_usb_xs_init(struct em28xx *dev)
642 {
643 int i;
644
645 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
646 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
647 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
648 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
649 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
650 { -1, -1, -1, -1},
651 };
652 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
653 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
654 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
655 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
656 { -1, -1, -1, -1},
657 };
658
659 /*
660 * Init the analog decoder (not yet supported), but
661 * it's probably still a good idea.
662 */
663 struct {
664 unsigned char r[4];
665 int len;
666 } regs[] = {
667 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
668 {{ 0x01, 0x02 }, 2},
669 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
670 {{ 0x01, 0x00 }, 2},
671 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
672 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
673 {{ 0x01, 0x00 }, 2},
674 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
675 {{ 0x04, 0x00 }, 2},
676 {{ 0x00, 0x04 }, 2},
677 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
678 {{ 0x04, 0x14 }, 2},
679 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
680 };
681
682 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
683
684 em28xx_gpio_set(dev, terratec_htc_usb_xs_init);
685
686 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
687 usleep_range(10000, 11000);
688 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
689 usleep_range(10000, 11000);
690
691 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
692
693 for (i = 0; i < ARRAY_SIZE(regs); i++)
694 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
695 regs[i].r, regs[i].len);
696
697 em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
698 };
699
700 static void pctv_520e_init(struct em28xx *dev)
701 {
702 /*
703 * Init AVF4910B analog decoder. Looks like I2C traffic to
704 * digital demodulator and tuner are routed via AVF4910B.
705 */
706 int i;
707 struct {
708 unsigned char r[4];
709 int len;
710 } regs[] = {
711 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
712 {{ 0x01, 0x02 }, 2},
713 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
714 {{ 0x01, 0x00 }, 2},
715 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
716 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
717 {{ 0x01, 0x00 }, 2},
718 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
719 };
720
721 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
722
723 for (i = 0; i < ARRAY_SIZE(regs); i++)
724 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
725 regs[i].r, regs[i].len);
726 };
727
728 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
729 {
730 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
731 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
732 struct em28xx *dev = i2c_bus->dev;
733 #ifdef CONFIG_GPIOLIB
734 struct em28xx_dvb *dvb = dev->dvb;
735 int ret;
736 unsigned long flags;
737
738 if (c->lna == 1)
739 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
740 else
741 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
742
743 ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
744 if (ret)
745 dev_err(&dev->intf->dev, "gpio request failed %d\n", ret);
746 else
747 gpio_free(dvb->lna_gpio);
748
749 return ret;
750 #else
751 dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n",
752 KBUILD_MODNAME, c->lna);
753 return 0;
754 #endif
755 }
756
757 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
758 {
759 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
760 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
761 struct em28xx *dev = i2c_bus->dev;
762 u8 lna;
763
764 if (c->lna == 1)
765 lna = 0x01;
766 else
767 lna = 0x00;
768
769 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
770 }
771
772 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
773 {
774 /* Values extracted from a USB trace of the Terratec Windows driver */
775 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
776 static u8 reset[] = { RESET, 0x80 };
777 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
778 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
779 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
780 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
781 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
782 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
783 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
784 static u8 tuner_go[] = { TUNER_GO, 0x01};
785
786 mt352_write(fe, clock_config, sizeof(clock_config));
787 usleep_range(200, 250);
788 mt352_write(fe, reset, sizeof(reset));
789 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
790 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
791 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
792 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
793 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
794 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
795 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
796 mt352_write(fe, tuner_go, sizeof(tuner_go));
797 return 0;
798 }
799
800 static void px_bcud_init(struct em28xx *dev)
801 {
802 int i;
803 struct {
804 unsigned char r[4];
805 int len;
806 } regs1[] = {
807 {{ 0x0e, 0x77 }, 2},
808 {{ 0x0f, 0x77 }, 2},
809 {{ 0x03, 0x90 }, 2},
810 }, regs2[] = {
811 {{ 0x07, 0x01 }, 2},
812 {{ 0x08, 0x10 }, 2},
813 {{ 0x13, 0x00 }, 2},
814 {{ 0x17, 0x00 }, 2},
815 {{ 0x03, 0x01 }, 2},
816 {{ 0x10, 0xb1 }, 2},
817 {{ 0x11, 0x40 }, 2},
818 {{ 0x85, 0x7a }, 2},
819 {{ 0x87, 0x04 }, 2},
820 };
821 static struct em28xx_reg_seq gpio[] = {
822 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300},
823 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60},
824 {EM28XX_R15_RGAIN, 0x20, 0xff, 0},
825 {EM28XX_R16_GGAIN, 0x20, 0xff, 0},
826 {EM28XX_R17_BGAIN, 0x20, 0xff, 0},
827 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0},
828 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0},
829 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0},
830 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0},
831 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0},
832 {EM28XX_R26_COMPR, 0x00, 0xff, 0},
833 {0x13, 0x08, 0xff, 0},
834 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0},
835 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0},
836 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0},
837 {EM28XX_R10_VINMODE, 0x00, 0xff, 0},
838 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0},
839 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
840 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0},
841 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0},
842 };
843 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46);
844 /* sleeping ISDB-T */
845 dev->dvb->i2c_client_demod->addr = 0x14;
846 for (i = 0; i < ARRAY_SIZE(regs1); i++)
847 i2c_master_send(dev->dvb->i2c_client_demod,
848 regs1[i].r, regs1[i].len);
849 /* sleeping ISDB-S */
850 dev->dvb->i2c_client_demod->addr = 0x15;
851 for (i = 0; i < ARRAY_SIZE(regs2); i++)
852 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r,
853 regs2[i].len);
854 for (i = 0; i < ARRAY_SIZE(gpio); i++) {
855 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val,
856 gpio[i].mask);
857 if (gpio[i].sleep > 0)
858 msleep(gpio[i].sleep);
859 }
860 };
861
862 static struct mt352_config terratec_xs_mt352_cfg = {
863 .demod_address = (0x1e >> 1),
864 .no_tuner = 1,
865 .if2 = 45600,
866 .demod_init = em28xx_mt352_terratec_xs_init,
867 };
868
869 static struct tda10023_config em28xx_tda10023_config = {
870 .demod_address = 0x0c,
871 .invert = 1,
872 };
873
874 static struct cxd2820r_config em28xx_cxd2820r_config = {
875 .i2c_address = (0xd8 >> 1),
876 .ts_mode = CXD2820R_TS_SERIAL,
877 };
878
879 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
880 .output_opt = TDA18271_OUTPUT_LT_OFF,
881 .gate = TDA18271_GATE_DIGITAL,
882 };
883
884 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
885 .demod_address = (0x1e >> 1),
886 .disable_i2c_gate_ctrl = 1,
887 .no_tuner = 1,
888 .parallel_ts = 1,
889 };
890
891 static struct mt2060_config em28xx_mt2060_config = {
892 .i2c_address = 0x60,
893 };
894
895 static struct qt1010_config em28xx_qt1010_config = {
896 .i2c_address = 0x62
897 };
898
899 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
900 .demod_address = 0x10,
901 .is_serial = true,
902 };
903
904 static struct tda18271_std_map mb86a20s_tda18271_config = {
905 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
906 .if_lvl = 1, .rfagc_top = 0x37, },
907 };
908
909 static struct tda18271_config c3tech_duo_tda18271_config = {
910 .std_map = &mb86a20s_tda18271_config,
911 .gate = TDA18271_GATE_DIGITAL,
912 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
913 };
914
915 static struct tda18271_std_map drx_j_std_map = {
916 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
917 .rfagc_top = 0x37, },
918 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
919 .rfagc_top = 0x37, },
920 };
921
922 static struct tda18271_config pinnacle_80e_dvb_config = {
923 .std_map = &drx_j_std_map,
924 .gate = TDA18271_GATE_DIGITAL,
925 .role = TDA18271_MASTER,
926 };
927
928 static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = {
929 .qam_if_khz = 4000,
930 .vsb_if_khz = 3250,
931 .spectral_inversion = 0,
932 .deny_i2c_rptr = 0,
933 .mpeg_mode = LGDT3306A_MPEG_SERIAL,
934 .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
935 .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
936 .xtalMHz = 25,
937 };
938
939 /* ------------------------------------------------------------------ */
940
941 static noinline_for_stack int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
942 {
943 struct dvb_frontend *fe;
944 struct xc2028_config cfg;
945 struct xc2028_ctrl ctl;
946
947 memset(&cfg, 0, sizeof(cfg));
948 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
949 cfg.i2c_addr = addr;
950
951 memset(&ctl, 0, sizeof(ctl));
952 em28xx_setup_xc3028(dev, &ctl);
953 cfg.ctrl = &ctl;
954
955 if (!dev->dvb->fe[0]) {
956 dev_err(&dev->intf->dev,
957 "dvb frontend not attached. Can't attach xc3028\n");
958 return -EINVAL;
959 }
960
961 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
962 if (!fe) {
963 dev_err(&dev->intf->dev, "xc3028 attach failed\n");
964 dvb_frontend_detach(dev->dvb->fe[0]);
965 dev->dvb->fe[0] = NULL;
966 return -EINVAL;
967 }
968
969 dev_info(&dev->intf->dev, "xc3028 attached\n");
970
971 return 0;
972 }
973
974 /* ------------------------------------------------------------------ */
975
976 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
977 struct em28xx *dev, struct device *device)
978 {
979 int result;
980 bool create_rf_connector = false;
981
982 mutex_init(&dvb->lock);
983
984 /* register adapter */
985 result = dvb_register_adapter(&dvb->adapter,
986 dev_name(&dev->intf->dev), module,
987 device, adapter_nr);
988 if (result < 0) {
989 dev_warn(&dev->intf->dev,
990 "dvb_register_adapter failed (errno = %d)\n",
991 result);
992 goto fail_adapter;
993 }
994 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
995 dvb->adapter.mdev = dev->media_dev;
996 #endif
997
998 /* Ensure all frontends negotiate bus access */
999 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
1000 if (dvb->fe[1])
1001 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
1002
1003 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
1004
1005 /* register frontend */
1006 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
1007 if (result < 0) {
1008 dev_warn(&dev->intf->dev,
1009 "dvb_register_frontend failed (errno = %d)\n",
1010 result);
1011 goto fail_frontend0;
1012 }
1013
1014 /* register 2nd frontend */
1015 if (dvb->fe[1]) {
1016 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
1017 if (result < 0) {
1018 dev_warn(&dev->intf->dev,
1019 "2nd dvb_register_frontend failed (errno = %d)\n",
1020 result);
1021 goto fail_frontend1;
1022 }
1023 }
1024
1025 /* register demux stuff */
1026 dvb->demux.dmx.capabilities =
1027 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
1028 DMX_MEMORY_BASED_FILTERING;
1029 dvb->demux.priv = dvb;
1030 dvb->demux.filternum = 256;
1031 dvb->demux.feednum = 256;
1032 dvb->demux.start_feed = em28xx_start_feed;
1033 dvb->demux.stop_feed = em28xx_stop_feed;
1034
1035 result = dvb_dmx_init(&dvb->demux);
1036 if (result < 0) {
1037 dev_warn(&dev->intf->dev,
1038 "dvb_dmx_init failed (errno = %d)\n",
1039 result);
1040 goto fail_dmx;
1041 }
1042
1043 dvb->dmxdev.filternum = 256;
1044 dvb->dmxdev.demux = &dvb->demux.dmx;
1045 dvb->dmxdev.capabilities = 0;
1046 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
1047 if (result < 0) {
1048 dev_warn(&dev->intf->dev,
1049 "dvb_dmxdev_init failed (errno = %d)\n",
1050 result);
1051 goto fail_dmxdev;
1052 }
1053
1054 dvb->fe_hw.source = DMX_FRONTEND_0;
1055 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1056 if (result < 0) {
1057 dev_warn(&dev->intf->dev,
1058 "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
1059 result);
1060 goto fail_fe_hw;
1061 }
1062
1063 dvb->fe_mem.source = DMX_MEMORY_FE;
1064 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1065 if (result < 0) {
1066 dev_warn(&dev->intf->dev,
1067 "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
1068 result);
1069 goto fail_fe_mem;
1070 }
1071
1072 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1073 if (result < 0) {
1074 dev_warn(&dev->intf->dev,
1075 "connect_frontend failed (errno = %d)\n",
1076 result);
1077 goto fail_fe_conn;
1078 }
1079
1080 /* register network adapter */
1081 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
1082
1083 /* If the analog part won't create RF connectors, DVB will do it */
1084 if (!dev->has_video || dev->tuner_type == TUNER_ABSENT)
1085 create_rf_connector = true;
1086
1087 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector);
1088 if (result < 0)
1089 goto fail_create_graph;
1090
1091 return 0;
1092
1093 fail_create_graph:
1094 dvb_net_release(&dvb->net);
1095 fail_fe_conn:
1096 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1097 fail_fe_mem:
1098 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1099 fail_fe_hw:
1100 dvb_dmxdev_release(&dvb->dmxdev);
1101 fail_dmxdev:
1102 dvb_dmx_release(&dvb->demux);
1103 fail_dmx:
1104 if (dvb->fe[1])
1105 dvb_unregister_frontend(dvb->fe[1]);
1106 dvb_unregister_frontend(dvb->fe[0]);
1107 fail_frontend1:
1108 if (dvb->fe[1])
1109 dvb_frontend_detach(dvb->fe[1]);
1110 fail_frontend0:
1111 dvb_frontend_detach(dvb->fe[0]);
1112 dvb_unregister_adapter(&dvb->adapter);
1113 fail_adapter:
1114 return result;
1115 }
1116
1117 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
1118 {
1119 dvb_net_release(&dvb->net);
1120 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1121 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1122 dvb_dmxdev_release(&dvb->dmxdev);
1123 dvb_dmx_release(&dvb->demux);
1124 if (dvb->fe[1])
1125 dvb_unregister_frontend(dvb->fe[1]);
1126 dvb_unregister_frontend(dvb->fe[0]);
1127 if (dvb->fe[1] && !dvb->dont_attach_fe1)
1128 dvb_frontend_detach(dvb->fe[1]);
1129 dvb_frontend_detach(dvb->fe[0]);
1130 dvb_unregister_adapter(&dvb->adapter);
1131 }
1132
1133 static int em28174_dvb_init_pctv_460e(struct em28xx *dev)
1134 {
1135 struct em28xx_dvb *dvb = dev->dvb;
1136 struct tda10071_platform_data tda10071_pdata = {};
1137 struct a8293_platform_data a8293_pdata = {};
1138
1139 /* attach demod + tuner combo */
1140 tda10071_pdata.clk = 40444000; /* 40.444 MHz */
1141 tda10071_pdata.i2c_wr_max = 64;
1142 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL;
1143 tda10071_pdata.pll_multiplier = 20;
1144 tda10071_pdata.tuner_i2c_addr = 0x14;
1145
1146 dvb->i2c_client_demod = dvb_module_probe("tda10071", "tda10071_cx24118",
1147 &dev->i2c_adap[dev->def_i2c_bus],
1148 0x55, &tda10071_pdata);
1149 if (!dvb->i2c_client_demod)
1150 return -ENODEV;
1151
1152 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(dvb->i2c_client_demod);
1153
1154 /* attach SEC */
1155 a8293_pdata.dvb_frontend = dvb->fe[0];
1156
1157 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1158 &dev->i2c_adap[dev->def_i2c_bus],
1159 0x08, &a8293_pdata);
1160 if (!dvb->i2c_client_sec) {
1161 dvb_module_release(dvb->i2c_client_demod);
1162 return -ENODEV;
1163 }
1164
1165 return 0;
1166 }
1167
1168 static int em28178_dvb_init_pctv_461e(struct em28xx *dev)
1169 {
1170 struct em28xx_dvb *dvb = dev->dvb;
1171 struct i2c_adapter *i2c_adapter;
1172 struct m88ds3103_platform_data m88ds3103_pdata = {};
1173 struct ts2020_config ts2020_config = {};
1174 struct a8293_platform_data a8293_pdata = {};
1175
1176 /* attach demod */
1177 m88ds3103_pdata.clk = 27000000;
1178 m88ds3103_pdata.i2c_wr_max = 33;
1179 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1180 m88ds3103_pdata.ts_clk = 16000;
1181 m88ds3103_pdata.ts_clk_pol = 1;
1182 m88ds3103_pdata.agc = 0x99;
1183
1184 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", NULL,
1185 &dev->i2c_adap[dev->def_i2c_bus],
1186 0x68, &m88ds3103_pdata);
1187 if (!dvb->i2c_client_demod)
1188 return -ENODEV;
1189
1190 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod);
1191 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod);
1192
1193 /* attach tuner */
1194 ts2020_config.fe = dvb->fe[0];
1195
1196 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022",
1197 i2c_adapter,
1198 0x60, &ts2020_config);
1199 if (!dvb->i2c_client_tuner) {
1200 dvb_module_release(dvb->i2c_client_demod);
1201 return -ENODEV;
1202 }
1203
1204 /* delegate signal strength measurement to tuner */
1205 dvb->fe[0]->ops.read_signal_strength =
1206 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1207
1208 /* attach SEC */
1209 a8293_pdata.dvb_frontend = dvb->fe[0];
1210 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1211 &dev->i2c_adap[dev->def_i2c_bus],
1212 0x08, &a8293_pdata);
1213 if (!dvb->i2c_client_sec) {
1214 dvb_module_release(dvb->i2c_client_tuner);
1215 dvb_module_release(dvb->i2c_client_demod);
1216 return -ENODEV;
1217 }
1218
1219 return 0;
1220 }
1221
1222 static int em28178_dvb_init_pctv_292e(struct em28xx *dev)
1223 {
1224 struct em28xx_dvb *dvb = dev->dvb;
1225 struct i2c_adapter *adapter;
1226 struct si2168_config si2168_config = {};
1227 struct si2157_config si2157_config = {};
1228
1229 /* attach demod */
1230 si2168_config.i2c_adapter = &adapter;
1231 si2168_config.fe = &dvb->fe[0];
1232 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1233 si2168_config.spectral_inversion = true;
1234
1235 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1236 &dev->i2c_adap[dev->def_i2c_bus],
1237 0x64, &si2168_config);
1238 if (!dvb->i2c_client_demod)
1239 return -ENODEV;
1240
1241 /* attach tuner */
1242 si2157_config.fe = dvb->fe[0];
1243 si2157_config.if_port = 1;
1244 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1245 si2157_config.mdev = dev->media_dev;
1246 #endif
1247 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1248 adapter,
1249 0x60, &si2157_config);
1250 if (!dvb->i2c_client_tuner) {
1251 dvb_module_release(dvb->i2c_client_demod);
1252 return -ENODEV;
1253 }
1254 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
1255
1256 return 0;
1257 }
1258
1259 static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev)
1260 {
1261 struct em28xx_dvb *dvb = dev->dvb;
1262 struct i2c_adapter *adapter;
1263 struct si2168_config si2168_config = {};
1264 struct si2157_config si2157_config = {};
1265
1266 /* attach demod */
1267 si2168_config.i2c_adapter = &adapter;
1268 si2168_config.fe = &dvb->fe[0];
1269 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1270
1271 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1272 &dev->i2c_adap[dev->def_i2c_bus],
1273 0x64, &si2168_config);
1274 if (!dvb->i2c_client_demod)
1275 return -ENODEV;
1276
1277 /* attach tuner */
1278 memset(&si2157_config, 0, sizeof(si2157_config));
1279 si2157_config.fe = dvb->fe[0];
1280 si2157_config.if_port = 0;
1281 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1282 si2157_config.mdev = dev->media_dev;
1283 #endif
1284 dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146",
1285 adapter,
1286 0x60, &si2157_config);
1287 if (!dvb->i2c_client_tuner) {
1288 dvb_module_release(dvb->i2c_client_demod);
1289 return -ENODEV;
1290 }
1291
1292 return 0;
1293 }
1294
1295 static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev)
1296 {
1297 struct em28xx_dvb *dvb = dev->dvb;
1298 struct tc90522_config tc90522_config = {};
1299 struct qm1d1c0042_config qm1d1c0042_config = {};
1300
1301 /* attach demod */
1302 dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat",
1303 &dev->i2c_adap[dev->def_i2c_bus],
1304 0x15, &tc90522_config);
1305 if (!dvb->i2c_client_demod)
1306 return -ENODEV;
1307
1308 /* attach tuner */
1309 qm1d1c0042_config.fe = tc90522_config.fe;
1310 qm1d1c0042_config.lpf = 1;
1311
1312 dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL,
1313 tc90522_config.tuner_i2c,
1314 0x61, &qm1d1c0042_config);
1315 if (!dvb->i2c_client_tuner) {
1316 dvb_module_release(dvb->i2c_client_demod);
1317 return -ENODEV;
1318 }
1319
1320 dvb->fe[0] = tc90522_config.fe;
1321 px_bcud_init(dev);
1322
1323 return 0;
1324 }
1325
1326 static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev)
1327 {
1328 struct em28xx_dvb *dvb = dev->dvb;
1329 struct i2c_adapter *adapter;
1330 struct si2168_config si2168_config = {};
1331 struct si2157_config si2157_config = {};
1332 unsigned char addr;
1333
1334 /* attach demod */
1335 si2168_config.i2c_adapter = &adapter;
1336 si2168_config.fe = &dvb->fe[0];
1337 si2168_config.ts_mode = SI2168_TS_SERIAL;
1338 si2168_config.spectral_inversion = true;
1339 addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67;
1340
1341 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1342 &dev->i2c_adap[dev->def_i2c_bus],
1343 addr, &si2168_config);
1344 if (!dvb->i2c_client_demod)
1345 return -ENODEV;
1346
1347 /* attach tuner */
1348 memset(&si2157_config, 0, sizeof(si2157_config));
1349 si2157_config.fe = dvb->fe[0];
1350 si2157_config.if_port = 1;
1351 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1352 si2157_config.mdev = dev->media_dev;
1353 #endif
1354 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
1355
1356 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1357 adapter,
1358 addr, &si2157_config);
1359 if (!dvb->i2c_client_tuner) {
1360 dvb_module_release(dvb->i2c_client_demod);
1361 return -ENODEV;
1362 }
1363
1364 return 0;
1365 }
1366
1367 static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev)
1368 {
1369 struct em28xx_dvb *dvb = dev->dvb;
1370 struct i2c_adapter *adapter;
1371 struct lgdt3306a_config lgdt3306a_config = {};
1372 struct si2157_config si2157_config = {};
1373 unsigned char addr;
1374
1375 /* attach demod */
1376 lgdt3306a_config = hauppauge_01595_lgdt3306a_config;
1377 lgdt3306a_config.fe = &dvb->fe[0];
1378 lgdt3306a_config.i2c_adapter = &adapter;
1379 addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e;
1380
1381 dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL,
1382 &dev->i2c_adap[dev->def_i2c_bus],
1383 addr, &lgdt3306a_config);
1384 if (!dvb->i2c_client_demod)
1385 return -ENODEV;
1386
1387 /* attach tuner */
1388 si2157_config.fe = dvb->fe[0];
1389 si2157_config.if_port = 1;
1390 si2157_config.inversion = 1;
1391 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1392 si2157_config.mdev = dev->media_dev;
1393 #endif
1394 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62;
1395
1396 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1397 adapter,
1398 addr, &si2157_config);
1399 if (!dvb->i2c_client_tuner) {
1400 dvb_module_release(dvb->i2c_client_demod);
1401 return -ENODEV;
1402 }
1403
1404 return 0;
1405 }
1406
1407 static int em28xx_dvb_init(struct em28xx *dev)
1408 {
1409 int result = 0, dvb_alt = 0;
1410 struct em28xx_dvb *dvb;
1411 struct usb_device *udev;
1412
1413 if (dev->is_audio_only) {
1414 /* Shouldn't initialize IR for this interface */
1415 return 0;
1416 }
1417
1418 if (!dev->board.has_dvb) {
1419 /* This device does not support the extension */
1420 return 0;
1421 }
1422
1423 dev_info(&dev->intf->dev, "Binding DVB extension\n");
1424
1425 dvb = kzalloc(sizeof(*dvb), GFP_KERNEL);
1426 if (!dvb)
1427 return -ENOMEM;
1428
1429 dev->dvb = dvb;
1430 dvb->fe[0] = NULL;
1431 dvb->fe[1] = NULL;
1432
1433 /* pre-allocate DVB usb transfer buffers */
1434 if (dev->dvb_xfer_bulk) {
1435 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1436 dev->dvb_xfer_bulk,
1437 EM28XX_DVB_NUM_BUFS,
1438 512,
1439 EM28XX_DVB_BULK_PACKET_MULTIPLIER);
1440 } else {
1441 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1442 dev->dvb_xfer_bulk,
1443 EM28XX_DVB_NUM_BUFS,
1444 dev->dvb_max_pkt_size_isoc,
1445 EM28XX_DVB_NUM_ISOC_PACKETS);
1446 }
1447 if (result) {
1448 dev_err(&dev->intf->dev,
1449 "failed to pre-allocate USB transfer buffers for DVB.\n");
1450 kfree(dvb);
1451 dev->dvb = NULL;
1452 return result;
1453 }
1454
1455 mutex_lock(&dev->lock);
1456 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
1457 /* init frontend */
1458 switch (dev->model) {
1459 case EM2874_BOARD_LEADERSHIP_ISDBT:
1460 dvb->fe[0] = dvb_attach(s921_attach,
1461 &sharp_isdbt,
1462 &dev->i2c_adap[dev->def_i2c_bus]);
1463
1464 if (!dvb->fe[0]) {
1465 result = -EINVAL;
1466 goto out_free;
1467 }
1468
1469 break;
1470 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
1471 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
1472 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
1473 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
1474 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1475 &em2880_lgdt3303_dev,
1476 0x0e,
1477 &dev->i2c_adap[dev->def_i2c_bus]);
1478 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1479 result = -EINVAL;
1480 goto out_free;
1481 }
1482 break;
1483 case EM2880_BOARD_KWORLD_DVB_310U:
1484 dvb->fe[0] = dvb_attach(zl10353_attach,
1485 &em28xx_zl10353_with_xc3028,
1486 &dev->i2c_adap[dev->def_i2c_bus]);
1487 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1488 result = -EINVAL;
1489 goto out_free;
1490 }
1491 break;
1492 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
1493 case EM2882_BOARD_TERRATEC_HYBRID_XS:
1494 case EM2880_BOARD_EMPIRE_DUAL_TV:
1495 case EM2882_BOARD_ZOLID_HYBRID_TV_STICK:
1496 dvb->fe[0] = dvb_attach(zl10353_attach,
1497 &em28xx_zl10353_xc3028_no_i2c_gate,
1498 &dev->i2c_adap[dev->def_i2c_bus]);
1499 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1500 result = -EINVAL;
1501 goto out_free;
1502 }
1503 break;
1504 case EM2880_BOARD_TERRATEC_HYBRID_XS:
1505 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
1506 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
1507 case EM2882_BOARD_DIKOM_DK300:
1508 case EM2882_BOARD_KWORLD_VS_DVBT:
1509 /*
1510 * Those boards could have either a zl10353 or a mt352.
1511 * If the chip id isn't for zl10353, try mt352.
1512 */
1513 dvb->fe[0] = dvb_attach(zl10353_attach,
1514 &em28xx_zl10353_xc3028_no_i2c_gate,
1515 &dev->i2c_adap[dev->def_i2c_bus]);
1516 if (!dvb->fe[0])
1517 dvb->fe[0] = dvb_attach(mt352_attach,
1518 &terratec_xs_mt352_cfg,
1519 &dev->i2c_adap[dev->def_i2c_bus]);
1520
1521 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1522 result = -EINVAL;
1523 goto out_free;
1524 }
1525 break;
1526 case EM2870_BOARD_TERRATEC_XS_MT2060:
1527 dvb->fe[0] = dvb_attach(zl10353_attach,
1528 &em28xx_zl10353_no_i2c_gate_dev,
1529 &dev->i2c_adap[dev->def_i2c_bus]);
1530 if (dvb->fe[0]) {
1531 dvb_attach(mt2060_attach, dvb->fe[0],
1532 &dev->i2c_adap[dev->def_i2c_bus],
1533 &em28xx_mt2060_config, 1220);
1534 }
1535 break;
1536 case EM2870_BOARD_KWORLD_355U:
1537 dvb->fe[0] = dvb_attach(zl10353_attach,
1538 &em28xx_zl10353_no_i2c_gate_dev,
1539 &dev->i2c_adap[dev->def_i2c_bus]);
1540 if (dvb->fe[0])
1541 dvb_attach(qt1010_attach, dvb->fe[0],
1542 &dev->i2c_adap[dev->def_i2c_bus],
1543 &em28xx_qt1010_config);
1544 break;
1545 case EM2883_BOARD_KWORLD_HYBRID_330U:
1546 case EM2882_BOARD_EVGA_INDTUBE:
1547 dvb->fe[0] = dvb_attach(s5h1409_attach,
1548 &em28xx_s5h1409_with_xc3028,
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 EM2882_BOARD_KWORLD_ATSC_315U:
1556 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1557 &em2880_lgdt3303_dev,
1558 0x0e,
1559 &dev->i2c_adap[dev->def_i2c_bus]);
1560 if (dvb->fe[0]) {
1561 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1562 &dev->i2c_adap[dev->def_i2c_bus],
1563 0x61, TUNER_THOMSON_DTT761X)) {
1564 result = -EINVAL;
1565 goto out_free;
1566 }
1567 }
1568 break;
1569 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
1570 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
1571 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
1572 &dev->i2c_adap[dev->def_i2c_bus],
1573 &dev->intf->dev);
1574 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1575 result = -EINVAL;
1576 goto out_free;
1577 }
1578 break;
1579 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
1580 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
1581 dvb->fe[0] = dvb_attach(tda10023_attach,
1582 &em28xx_tda10023_config,
1583 &dev->i2c_adap[dev->def_i2c_bus],
1584 0x48);
1585 if (dvb->fe[0]) {
1586 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1587 &dev->i2c_adap[dev->def_i2c_bus],
1588 0x60, TUNER_PHILIPS_CU1216L)) {
1589 result = -EINVAL;
1590 goto out_free;
1591 }
1592 }
1593 break;
1594 case EM2870_BOARD_KWORLD_A340:
1595 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1596 &em2870_lgdt3304_dev,
1597 &dev->i2c_adap[dev->def_i2c_bus]);
1598 if (!dvb->fe[0]) {
1599 result = -EINVAL;
1600 goto out_free;
1601 }
1602 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1603 &dev->i2c_adap[dev->def_i2c_bus],
1604 &kworld_a340_config)) {
1605 dvb_frontend_detach(dvb->fe[0]);
1606 result = -EINVAL;
1607 goto out_free;
1608 }
1609 break;
1610 case EM28174_BOARD_PCTV_290E:
1611 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
1612 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
1613 CXD2820R_GPIO_L;
1614 dvb->fe[0] = dvb_attach(cxd2820r_attach,
1615 &em28xx_cxd2820r_config,
1616 &dev->i2c_adap[dev->def_i2c_bus],
1617 &dvb->lna_gpio);
1618 if (dvb->fe[0]) {
1619 /* FE 0 attach tuner */
1620 if (!dvb_attach(tda18271_attach,
1621 dvb->fe[0],
1622 0x60,
1623 &dev->i2c_adap[dev->def_i2c_bus],
1624 &em28xx_cxd2820r_tda18271_config)) {
1625 dvb_frontend_detach(dvb->fe[0]);
1626 result = -EINVAL;
1627 goto out_free;
1628 }
1629
1630 #ifdef CONFIG_GPIOLIB
1631 /* enable LNA for DVB-T, DVB-T2 and DVB-C */
1632 result = gpio_request_one(dvb->lna_gpio,
1633 GPIOF_OUT_INIT_LOW, NULL);
1634 if (result)
1635 dev_err(&dev->intf->dev,
1636 "gpio request failed %d\n",
1637 result);
1638 else
1639 gpio_free(dvb->lna_gpio);
1640
1641 result = 0; /* continue even set LNA fails */
1642 #endif
1643 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
1644 }
1645
1646 break;
1647 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
1648 {
1649 struct xc5000_config cfg = {};
1650
1651 hauppauge_hvr930c_init(dev);
1652
1653 dvb->fe[0] = dvb_attach(drxk_attach,
1654 &hauppauge_930c_drxk,
1655 &dev->i2c_adap[dev->def_i2c_bus]);
1656 if (!dvb->fe[0]) {
1657 result = -EINVAL;
1658 goto out_free;
1659 }
1660 /* FIXME: do we need a pll semaphore? */
1661 dvb->fe[0]->sec_priv = dvb;
1662 sema_init(&dvb->pll_mutex, 1);
1663 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1664 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1665
1666 /* Attach xc5000 */
1667 cfg.i2c_address = 0x61;
1668 cfg.if_khz = 4000;
1669
1670 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1671 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1672 if (!dvb_attach(xc5000_attach, dvb->fe[0],
1673 &dev->i2c_adap[dev->def_i2c_bus], &cfg)) {
1674 result = -EINVAL;
1675 goto out_free;
1676 }
1677 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1678 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1679
1680 break;
1681 }
1682 case EM2884_BOARD_TERRATEC_H5:
1683 terratec_h5_init(dev);
1684
1685 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk,
1686 &dev->i2c_adap[dev->def_i2c_bus]);
1687 if (!dvb->fe[0]) {
1688 result = -EINVAL;
1689 goto out_free;
1690 }
1691 /* FIXME: do we need a pll semaphore? */
1692 dvb->fe[0]->sec_priv = dvb;
1693 sema_init(&dvb->pll_mutex, 1);
1694 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1695 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1696
1697 /* Attach tda18271 to DVB-C frontend */
1698 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1699 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1700 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
1701 &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
1702 result = -EINVAL;
1703 goto out_free;
1704 }
1705 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1706 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1707
1708 break;
1709 case EM2884_BOARD_C3TECH_DIGITAL_DUO:
1710 dvb->fe[0] = dvb_attach(mb86a20s_attach,
1711 &c3tech_duo_mb86a20s_config,
1712 &dev->i2c_adap[dev->def_i2c_bus]);
1713 if (dvb->fe[0])
1714 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1715 &dev->i2c_adap[dev->def_i2c_bus],
1716 &c3tech_duo_tda18271_config);
1717 break;
1718 case EM28174_BOARD_PCTV_460E:
1719 result = em28174_dvb_init_pctv_460e(dev);
1720 if (result)
1721 goto out_free;
1722 break;
1723 case EM2874_BOARD_DELOCK_61959:
1724 case EM2874_BOARD_MAXMEDIA_UB425_TC:
1725 /* attach demodulator */
1726 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
1727 &dev->i2c_adap[dev->def_i2c_bus]);
1728
1729 if (dvb->fe[0]) {
1730 /* disable I2C-gate */
1731 dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
1732
1733 /* attach tuner */
1734 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1735 &dev->i2c_adap[dev->def_i2c_bus],
1736 &em28xx_cxd2820r_tda18271_config)) {
1737 dvb_frontend_detach(dvb->fe[0]);
1738 result = -EINVAL;
1739 goto out_free;
1740 }
1741 }
1742 break;
1743 case EM2884_BOARD_PCTV_510E:
1744 case EM2884_BOARD_PCTV_520E:
1745 pctv_520e_init(dev);
1746
1747 /* attach demodulator */
1748 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
1749 &dev->i2c_adap[dev->def_i2c_bus]);
1750
1751 if (dvb->fe[0]) {
1752 /* attach tuner */
1753 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1754 &dev->i2c_adap[dev->def_i2c_bus],
1755 &em28xx_cxd2820r_tda18271_config)) {
1756 dvb_frontend_detach(dvb->fe[0]);
1757 result = -EINVAL;
1758 goto out_free;
1759 }
1760 }
1761 break;
1762 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
1763 case EM2884_BOARD_CINERGY_HTC_STICK:
1764 case EM2884_BOARD_TERRATEC_H6:
1765 terratec_htc_stick_init(dev);
1766
1767 /* attach demodulator */
1768 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1769 &dev->i2c_adap[dev->def_i2c_bus]);
1770 if (!dvb->fe[0]) {
1771 result = -EINVAL;
1772 goto out_free;
1773 }
1774
1775 /* Attach the demodulator. */
1776 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1777 &dev->i2c_adap[dev->def_i2c_bus],
1778 &em28xx_cxd2820r_tda18271_config)) {
1779 result = -EINVAL;
1780 goto out_free;
1781 }
1782 break;
1783 case EM2884_BOARD_TERRATEC_HTC_USB_XS:
1784 terratec_htc_usb_xs_init(dev);
1785
1786 /* attach demodulator */
1787 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1788 &dev->i2c_adap[dev->def_i2c_bus]);
1789 if (!dvb->fe[0]) {
1790 result = -EINVAL;
1791 goto out_free;
1792 }
1793
1794 /* Attach the demodulator. */
1795 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1796 &dev->i2c_adap[dev->def_i2c_bus],
1797 &em28xx_cxd2820r_tda18271_config)) {
1798 result = -EINVAL;
1799 goto out_free;
1800 }
1801 break;
1802 case EM2874_BOARD_KWORLD_UB435Q_V2:
1803 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1804 &em2874_lgdt3305_dev,
1805 &dev->i2c_adap[dev->def_i2c_bus]);
1806 if (!dvb->fe[0]) {
1807 result = -EINVAL;
1808 goto out_free;
1809 }
1810
1811 /* Attach the demodulator. */
1812 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1813 &dev->i2c_adap[dev->def_i2c_bus],
1814 &kworld_ub435q_v2_config)) {
1815 result = -EINVAL;
1816 goto out_free;
1817 }
1818 break;
1819 case EM2874_BOARD_KWORLD_UB435Q_V3:
1820 {
1821 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
1822
1823 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1824 &em2874_lgdt3305_nogate_dev,
1825 &dev->i2c_adap[dev->def_i2c_bus]);
1826 if (!dvb->fe[0]) {
1827 result = -EINVAL;
1828 goto out_free;
1829 }
1830
1831 /* attach tuner */
1832 kworld_ub435q_v3_config.fe = dvb->fe[0];
1833
1834 dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL,
1835 adapter, 0x60,
1836 &kworld_ub435q_v3_config);
1837 if (!dvb->i2c_client_tuner) {
1838 dvb_frontend_detach(dvb->fe[0]);
1839 result = -ENODEV;
1840 goto out_free;
1841 }
1842 break;
1843 }
1844 case EM2874_BOARD_PCTV_HD_MINI_80E:
1845 dvb->fe[0] = dvb_attach(drx39xxj_attach,
1846 &dev->i2c_adap[dev->def_i2c_bus]);
1847 if (dvb->fe[0]) {
1848 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0],
1849 0x60,
1850 &dev->i2c_adap[dev->def_i2c_bus],
1851 &pinnacle_80e_dvb_config);
1852 if (!dvb->fe[0]) {
1853 result = -EINVAL;
1854 goto out_free;
1855 }
1856 }
1857 break;
1858 case EM28178_BOARD_PCTV_461E:
1859 result = em28178_dvb_init_pctv_461e(dev);
1860 if (result)
1861 goto out_free;
1862 break;
1863 case EM28178_BOARD_PCTV_292E:
1864 result = em28178_dvb_init_pctv_292e(dev);
1865 if (result)
1866 goto out_free;
1867 break;
1868 case EM28178_BOARD_TERRATEC_T2_STICK_HD:
1869 result = em28178_dvb_init_terratec_t2_stick_hd(dev);
1870 if (result)
1871 goto out_free;
1872 break;
1873 case EM28178_BOARD_PLEX_PX_BCUD:
1874 result = em28178_dvb_init_plex_px_bcud(dev);
1875 if (result)
1876 goto out_free;
1877 break;
1878 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
1879 result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev);
1880 if (result)
1881 goto out_free;
1882 break;
1883 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595:
1884 result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev);
1885 if (result)
1886 goto out_free;
1887 break;
1888 default:
1889 dev_err(&dev->intf->dev,
1890 "The frontend of your DVB/ATSC card isn't supported yet\n");
1891 break;
1892 }
1893 if (!dvb->fe[0]) {
1894 dev_err(&dev->intf->dev, "frontend initialization failed\n");
1895 result = -EINVAL;
1896 goto out_free;
1897 }
1898 /* define general-purpose callback pointer */
1899 dvb->fe[0]->callback = em28xx_tuner_callback;
1900 if (dvb->fe[1])
1901 dvb->fe[1]->callback = em28xx_tuner_callback;
1902
1903 /* register everything */
1904 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev);
1905
1906 if (result < 0)
1907 goto out_free;
1908
1909 if (dev->dvb_xfer_bulk) {
1910 dvb_alt = 0;
1911 } else { /* isoc */
1912 dvb_alt = dev->dvb_alt_isoc;
1913 }
1914
1915 udev = interface_to_usbdev(dev->intf);
1916 usb_set_interface(udev, dev->ifnum, dvb_alt);
1917 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n");
1918
1919 kref_get(&dev->ref);
1920
1921 ret:
1922 em28xx_set_mode(dev, EM28XX_SUSPEND);
1923 mutex_unlock(&dev->lock);
1924 return result;
1925
1926 out_free:
1927 kfree(dvb);
1928 dev->dvb = NULL;
1929 goto ret;
1930 }
1931
1932 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
1933 {
1934 ops->set_voltage = NULL;
1935 ops->sleep = NULL;
1936 ops->tuner_ops.sleep = NULL;
1937 }
1938
1939 static int em28xx_dvb_fini(struct em28xx *dev)
1940 {
1941 struct em28xx_dvb *dvb;
1942
1943 if (dev->is_audio_only) {
1944 /* Shouldn't initialize IR for this interface */
1945 return 0;
1946 }
1947
1948 if (!dev->board.has_dvb) {
1949 /* This device does not support the extension */
1950 return 0;
1951 }
1952
1953 if (!dev->dvb)
1954 return 0;
1955
1956 dev_info(&dev->intf->dev, "Closing DVB extension\n");
1957
1958 dvb = dev->dvb;
1959
1960 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
1961
1962 if (dev->disconnected) {
1963 /*
1964 * We cannot tell the device to sleep
1965 * once it has been unplugged.
1966 */
1967 if (dvb->fe[0]) {
1968 prevent_sleep(&dvb->fe[0]->ops);
1969 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
1970 }
1971 if (dvb->fe[1]) {
1972 prevent_sleep(&dvb->fe[1]->ops);
1973 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
1974 }
1975 }
1976
1977 em28xx_unregister_dvb(dvb);
1978
1979 /* release I2C module bindings */
1980 dvb_module_release(dvb->i2c_client_sec);
1981 dvb_module_release(dvb->i2c_client_tuner);
1982 dvb_module_release(dvb->i2c_client_demod);
1983
1984 kfree(dvb);
1985 dev->dvb = NULL;
1986 kref_put(&dev->ref, em28xx_free_device);
1987
1988 return 0;
1989 }
1990
1991 static int em28xx_dvb_suspend(struct em28xx *dev)
1992 {
1993 int ret = 0;
1994
1995 if (dev->is_audio_only)
1996 return 0;
1997
1998 if (!dev->board.has_dvb)
1999 return 0;
2000
2001 dev_info(&dev->intf->dev, "Suspending DVB extension\n");
2002 if (dev->dvb) {
2003 struct em28xx_dvb *dvb = dev->dvb;
2004
2005 if (dvb->fe[0]) {
2006 ret = dvb_frontend_suspend(dvb->fe[0]);
2007 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret);
2008 }
2009 if (dvb->fe[1]) {
2010 dvb_frontend_suspend(dvb->fe[1]);
2011 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret);
2012 }
2013 }
2014
2015 return 0;
2016 }
2017
2018 static int em28xx_dvb_resume(struct em28xx *dev)
2019 {
2020 int ret = 0;
2021
2022 if (dev->is_audio_only)
2023 return 0;
2024
2025 if (!dev->board.has_dvb)
2026 return 0;
2027
2028 dev_info(&dev->intf->dev, "Resuming DVB extension\n");
2029 if (dev->dvb) {
2030 struct em28xx_dvb *dvb = dev->dvb;
2031
2032 if (dvb->fe[0]) {
2033 ret = dvb_frontend_resume(dvb->fe[0]);
2034 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret);
2035 }
2036
2037 if (dvb->fe[1]) {
2038 ret = dvb_frontend_resume(dvb->fe[1]);
2039 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret);
2040 }
2041 }
2042
2043 return 0;
2044 }
2045
2046 static struct em28xx_ops dvb_ops = {
2047 .id = EM28XX_DVB,
2048 .name = "Em28xx dvb Extension",
2049 .init = em28xx_dvb_init,
2050 .fini = em28xx_dvb_fini,
2051 .suspend = em28xx_dvb_suspend,
2052 .resume = em28xx_dvb_resume,
2053 };
2054
2055 static int __init em28xx_dvb_register(void)
2056 {
2057 return em28xx_register_extension(&dvb_ops);
2058 }
2059
2060 static void __exit em28xx_dvb_unregister(void)
2061 {
2062 em28xx_unregister_extension(&dvb_ops);
2063 }
2064
2065 module_init(em28xx_dvb_register);
2066 module_exit(em28xx_dvb_unregister);
Linux with added FPC-III support