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 /*
1208 * 461e has a tendency to have vIN undervoltage troubles.
1209 * Slew mitigates this.
1210 */
1211 a8293_pdata.volt_slew_nanos_per_mv = 20;
1212
1213 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1214 &dev->i2c_adap[dev->def_i2c_bus],
1215 0x08, &a8293_pdata);
1216 if (!dvb->i2c_client_sec) {
1217 dvb_module_release(dvb->i2c_client_tuner);
1218 dvb_module_release(dvb->i2c_client_demod);
1219 return -ENODEV;
1220 }
1221
1222 return 0;
1223 }
1224
em28178_dvb_init_pctv_461e_v2(struct em28xx * dev)1225 static int em28178_dvb_init_pctv_461e_v2(struct em28xx *dev)
1226 {
1227 struct em28xx_dvb *dvb = dev->dvb;
1228 struct i2c_adapter *i2c_adapter;
1229 struct m88ds3103_platform_data m88ds3103_pdata = {};
1230 struct ts2020_config ts2020_config = {};
1231 struct a8293_platform_data a8293_pdata = {};
1232
1233 /* attach demod */
1234 m88ds3103_pdata.clk = 27000000;
1235 m88ds3103_pdata.i2c_wr_max = 33;
1236 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1237 m88ds3103_pdata.ts_clk = 16000;
1238 m88ds3103_pdata.ts_clk_pol = 0;
1239 m88ds3103_pdata.agc = 0x99;
1240 m88ds3103_pdata.agc_inv = 0;
1241 m88ds3103_pdata.spec_inv = 0;
1242 dvb->i2c_client_demod = dvb_module_probe("m88ds3103", "m88ds3103b",
1243 &dev->i2c_adap[dev->def_i2c_bus],
1244 0x6a, &m88ds3103_pdata);
1245
1246 if (!dvb->i2c_client_demod)
1247 return -ENODEV;
1248
1249 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod);
1250 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod);
1251
1252 /* attach tuner */
1253 ts2020_config.fe = dvb->fe[0];
1254 dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022",
1255 i2c_adapter,
1256 0x60, &ts2020_config);
1257 if (!dvb->i2c_client_tuner) {
1258 dvb_module_release(dvb->i2c_client_demod);
1259 return -ENODEV;
1260 }
1261
1262 /* delegate signal strength measurement to tuner */
1263 dvb->fe[0]->ops.read_signal_strength =
1264 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1265
1266 /* attach SEC */
1267 a8293_pdata.dvb_frontend = dvb->fe[0];
1268 dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
1269 &dev->i2c_adap[dev->def_i2c_bus],
1270 0x08, &a8293_pdata);
1271 if (!dvb->i2c_client_sec) {
1272 dvb_module_release(dvb->i2c_client_tuner);
1273 dvb_module_release(dvb->i2c_client_demod);
1274 return -ENODEV;
1275 }
1276
1277 return 0;
1278 }
1279
em28178_dvb_init_pctv_292e(struct em28xx * dev)1280 static int em28178_dvb_init_pctv_292e(struct em28xx *dev)
1281 {
1282 struct em28xx_dvb *dvb = dev->dvb;
1283 struct i2c_adapter *adapter;
1284 struct si2168_config si2168_config = {};
1285 struct si2157_config si2157_config = {};
1286
1287 /* attach demod */
1288 si2168_config.i2c_adapter = &adapter;
1289 si2168_config.fe = &dvb->fe[0];
1290 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1291 si2168_config.spectral_inversion = true;
1292
1293 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1294 &dev->i2c_adap[dev->def_i2c_bus],
1295 0x64, &si2168_config);
1296 if (!dvb->i2c_client_demod)
1297 return -ENODEV;
1298
1299 /* attach tuner */
1300 si2157_config.fe = dvb->fe[0];
1301 si2157_config.if_port = 1;
1302 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1303 si2157_config.mdev = dev->media_dev;
1304 #endif
1305 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1306 adapter,
1307 0x60, &si2157_config);
1308 if (!dvb->i2c_client_tuner) {
1309 dvb_module_release(dvb->i2c_client_demod);
1310 return -ENODEV;
1311 }
1312 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
1313
1314 return 0;
1315 }
1316
em28178_dvb_init_terratec_t2_stick_hd(struct em28xx * dev)1317 static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev)
1318 {
1319 struct em28xx_dvb *dvb = dev->dvb;
1320 struct i2c_adapter *adapter;
1321 struct si2168_config si2168_config = {};
1322 struct si2157_config si2157_config = {};
1323
1324 /* attach demod */
1325 si2168_config.i2c_adapter = &adapter;
1326 si2168_config.fe = &dvb->fe[0];
1327 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1328
1329 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1330 &dev->i2c_adap[dev->def_i2c_bus],
1331 0x64, &si2168_config);
1332 if (!dvb->i2c_client_demod)
1333 return -ENODEV;
1334
1335 /* attach tuner */
1336 memset(&si2157_config, 0, sizeof(si2157_config));
1337 si2157_config.fe = dvb->fe[0];
1338 si2157_config.if_port = 0;
1339 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1340 si2157_config.mdev = dev->media_dev;
1341 #endif
1342 dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146",
1343 adapter,
1344 0x60, &si2157_config);
1345 if (!dvb->i2c_client_tuner) {
1346 dvb_module_release(dvb->i2c_client_demod);
1347 return -ENODEV;
1348 }
1349
1350 return 0;
1351 }
1352
em28178_dvb_init_plex_px_bcud(struct em28xx * dev)1353 static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev)
1354 {
1355 struct em28xx_dvb *dvb = dev->dvb;
1356 struct tc90522_config tc90522_config = {};
1357 struct qm1d1c0042_config qm1d1c0042_config = {};
1358
1359 /* attach demod */
1360 dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat",
1361 &dev->i2c_adap[dev->def_i2c_bus],
1362 0x15, &tc90522_config);
1363 if (!dvb->i2c_client_demod)
1364 return -ENODEV;
1365
1366 /* attach tuner */
1367 qm1d1c0042_config.fe = tc90522_config.fe;
1368 qm1d1c0042_config.lpf = 1;
1369
1370 dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL,
1371 tc90522_config.tuner_i2c,
1372 0x61, &qm1d1c0042_config);
1373 if (!dvb->i2c_client_tuner) {
1374 dvb_module_release(dvb->i2c_client_demod);
1375 return -ENODEV;
1376 }
1377
1378 dvb->fe[0] = tc90522_config.fe;
1379 px_bcud_init(dev);
1380
1381 return 0;
1382 }
1383
em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx * dev)1384 static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev)
1385 {
1386 struct em28xx_dvb *dvb = dev->dvb;
1387 struct i2c_adapter *adapter;
1388 struct si2168_config si2168_config = {};
1389 struct si2157_config si2157_config = {};
1390 unsigned char addr;
1391
1392 /* attach demod */
1393 si2168_config.i2c_adapter = &adapter;
1394 si2168_config.fe = &dvb->fe[0];
1395 si2168_config.ts_mode = SI2168_TS_SERIAL;
1396 si2168_config.spectral_inversion = true;
1397 addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67;
1398
1399 dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
1400 &dev->i2c_adap[dev->def_i2c_bus],
1401 addr, &si2168_config);
1402 if (!dvb->i2c_client_demod)
1403 return -ENODEV;
1404
1405 /* attach tuner */
1406 memset(&si2157_config, 0, sizeof(si2157_config));
1407 si2157_config.fe = dvb->fe[0];
1408 si2157_config.if_port = 1;
1409 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1410 si2157_config.mdev = dev->media_dev;
1411 #endif
1412 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
1413
1414 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1415 adapter,
1416 addr, &si2157_config);
1417 if (!dvb->i2c_client_tuner) {
1418 dvb_module_release(dvb->i2c_client_demod);
1419 return -ENODEV;
1420 }
1421
1422 return 0;
1423 }
1424
em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx * dev)1425 static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev)
1426 {
1427 struct em28xx_dvb *dvb = dev->dvb;
1428 struct i2c_adapter *adapter;
1429 struct lgdt3306a_config lgdt3306a_config = {};
1430 struct si2157_config si2157_config = {};
1431 unsigned char addr;
1432
1433 /* attach demod */
1434 lgdt3306a_config = hauppauge_01595_lgdt3306a_config;
1435 lgdt3306a_config.fe = &dvb->fe[0];
1436 lgdt3306a_config.i2c_adapter = &adapter;
1437 addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e;
1438
1439 dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL,
1440 &dev->i2c_adap[dev->def_i2c_bus],
1441 addr, &lgdt3306a_config);
1442 if (!dvb->i2c_client_demod)
1443 return -ENODEV;
1444
1445 /* attach tuner */
1446 si2157_config.fe = dvb->fe[0];
1447 si2157_config.if_port = 1;
1448 si2157_config.inversion = 1;
1449 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1450 si2157_config.mdev = dev->media_dev;
1451 #endif
1452 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62;
1453
1454 dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
1455 adapter,
1456 addr, &si2157_config);
1457 if (!dvb->i2c_client_tuner) {
1458 dvb_module_release(dvb->i2c_client_demod);
1459 return -ENODEV;
1460 }
1461
1462 return 0;
1463 }
1464
em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx * dev)1465 static int em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx *dev)
1466 {
1467 struct em28xx_dvb *dvb = dev->dvb;
1468 struct mxl692_config mxl692_config = {};
1469 unsigned char addr;
1470
1471 /* attach demod/tuner combo */
1472 mxl692_config.id = (dev->ts == PRIMARY_TS) ? 0 : 1;
1473 mxl692_config.fe = &dvb->fe[0];
1474 addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
1475
1476 dvb->i2c_client_demod = dvb_module_probe("mxl692", NULL,
1477 &dev->i2c_adap[dev->def_i2c_bus],
1478 addr, &mxl692_config);
1479 if (!dvb->i2c_client_demod)
1480 return -ENODEV;
1481
1482 return 0;
1483 }
1484
em28xx_dvb_init(struct em28xx * dev)1485 static int em28xx_dvb_init(struct em28xx *dev)
1486 {
1487 int result = 0, dvb_alt = 0;
1488 struct em28xx_dvb *dvb;
1489 struct usb_device *udev;
1490
1491 if (dev->is_audio_only) {
1492 /* Shouldn't initialize IR for this interface */
1493 return 0;
1494 }
1495
1496 if (!dev->board.has_dvb) {
1497 /* This device does not support the extension */
1498 return 0;
1499 }
1500
1501 dev_info(&dev->intf->dev, "Binding DVB extension\n");
1502
1503 dvb = kzalloc(sizeof(*dvb), GFP_KERNEL);
1504 if (!dvb)
1505 return -ENOMEM;
1506
1507 dev->dvb = dvb;
1508 dvb->fe[0] = NULL;
1509 dvb->fe[1] = NULL;
1510
1511 /* pre-allocate DVB usb transfer buffers */
1512 if (dev->dvb_xfer_bulk) {
1513 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1514 dev->dvb_xfer_bulk,
1515 EM28XX_DVB_NUM_BUFS,
1516 512,
1517 EM28XX_DVB_BULK_PACKET_MULTIPLIER);
1518 } else {
1519 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1520 dev->dvb_xfer_bulk,
1521 EM28XX_DVB_NUM_BUFS,
1522 dev->dvb_max_pkt_size_isoc,
1523 EM28XX_DVB_NUM_ISOC_PACKETS);
1524 }
1525 if (result) {
1526 dev_err(&dev->intf->dev,
1527 "failed to pre-allocate USB transfer buffers for DVB.\n");
1528 kfree(dvb);
1529 dev->dvb = NULL;
1530 return result;
1531 }
1532
1533 mutex_lock(&dev->lock);
1534 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
1535 /* init frontend */
1536 switch (dev->model) {
1537 case EM2874_BOARD_LEADERSHIP_ISDBT:
1538 dvb->fe[0] = dvb_attach(s921_attach,
1539 &sharp_isdbt,
1540 &dev->i2c_adap[dev->def_i2c_bus]);
1541
1542 if (!dvb->fe[0]) {
1543 result = -EINVAL;
1544 goto out_free;
1545 }
1546
1547 break;
1548 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
1549 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
1550 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
1551 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
1552 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1553 &em2880_lgdt3303_dev,
1554 0x0e,
1555 &dev->i2c_adap[dev->def_i2c_bus]);
1556 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1557 result = -EINVAL;
1558 goto out_free;
1559 }
1560 break;
1561 case EM2880_BOARD_KWORLD_DVB_310U:
1562 dvb->fe[0] = dvb_attach(zl10353_attach,
1563 &em28xx_zl10353_with_xc3028,
1564 &dev->i2c_adap[dev->def_i2c_bus]);
1565 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1566 result = -EINVAL;
1567 goto out_free;
1568 }
1569 break;
1570 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
1571 case EM2882_BOARD_TERRATEC_HYBRID_XS:
1572 case EM2880_BOARD_EMPIRE_DUAL_TV:
1573 case EM2882_BOARD_ZOLID_HYBRID_TV_STICK:
1574 dvb->fe[0] = dvb_attach(zl10353_attach,
1575 &em28xx_zl10353_xc3028_no_i2c_gate,
1576 &dev->i2c_adap[dev->def_i2c_bus]);
1577 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1578 result = -EINVAL;
1579 goto out_free;
1580 }
1581 break;
1582 case EM2880_BOARD_TERRATEC_HYBRID_XS:
1583 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
1584 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
1585 case EM2882_BOARD_DIKOM_DK300:
1586 case EM2882_BOARD_KWORLD_VS_DVBT:
1587 /*
1588 * Those boards could have either a zl10353 or a mt352.
1589 * If the chip id isn't for zl10353, try mt352.
1590 */
1591 dvb->fe[0] = dvb_attach(zl10353_attach,
1592 &em28xx_zl10353_xc3028_no_i2c_gate,
1593 &dev->i2c_adap[dev->def_i2c_bus]);
1594 if (!dvb->fe[0])
1595 dvb->fe[0] = dvb_attach(mt352_attach,
1596 &terratec_xs_mt352_cfg,
1597 &dev->i2c_adap[dev->def_i2c_bus]);
1598
1599 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1600 result = -EINVAL;
1601 goto out_free;
1602 }
1603 break;
1604 case EM2870_BOARD_TERRATEC_XS_MT2060:
1605 dvb->fe[0] = dvb_attach(zl10353_attach,
1606 &em28xx_zl10353_no_i2c_gate_dev,
1607 &dev->i2c_adap[dev->def_i2c_bus]);
1608 if (dvb->fe[0]) {
1609 dvb_attach(mt2060_attach, dvb->fe[0],
1610 &dev->i2c_adap[dev->def_i2c_bus],
1611 &em28xx_mt2060_config, 1220);
1612 }
1613 break;
1614 case EM2870_BOARD_KWORLD_355U:
1615 dvb->fe[0] = dvb_attach(zl10353_attach,
1616 &em28xx_zl10353_no_i2c_gate_dev,
1617 &dev->i2c_adap[dev->def_i2c_bus]);
1618 if (dvb->fe[0])
1619 dvb_attach(qt1010_attach, dvb->fe[0],
1620 &dev->i2c_adap[dev->def_i2c_bus],
1621 &em28xx_qt1010_config);
1622 break;
1623 case EM2883_BOARD_KWORLD_HYBRID_330U:
1624 case EM2882_BOARD_EVGA_INDTUBE:
1625 dvb->fe[0] = dvb_attach(s5h1409_attach,
1626 &em28xx_s5h1409_with_xc3028,
1627 &dev->i2c_adap[dev->def_i2c_bus]);
1628 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1629 result = -EINVAL;
1630 goto out_free;
1631 }
1632 break;
1633 case EM2882_BOARD_KWORLD_ATSC_315U:
1634 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1635 &em2880_lgdt3303_dev,
1636 0x0e,
1637 &dev->i2c_adap[dev->def_i2c_bus]);
1638 if (dvb->fe[0]) {
1639 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1640 &dev->i2c_adap[dev->def_i2c_bus],
1641 0x61, TUNER_THOMSON_DTT761X)) {
1642 result = -EINVAL;
1643 goto out_free;
1644 }
1645 }
1646 break;
1647 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
1648 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
1649 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
1650 &dev->i2c_adap[dev->def_i2c_bus],
1651 &dev->intf->dev);
1652 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1653 result = -EINVAL;
1654 goto out_free;
1655 }
1656 break;
1657 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
1658 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
1659 dvb->fe[0] = dvb_attach(tda10023_attach,
1660 &em28xx_tda10023_config,
1661 &dev->i2c_adap[dev->def_i2c_bus],
1662 0x48);
1663 if (dvb->fe[0]) {
1664 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1665 &dev->i2c_adap[dev->def_i2c_bus],
1666 0x60, TUNER_PHILIPS_CU1216L)) {
1667 result = -EINVAL;
1668 goto out_free;
1669 }
1670 }
1671 break;
1672 case EM2870_BOARD_KWORLD_A340:
1673 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1674 &em2870_lgdt3304_dev,
1675 &dev->i2c_adap[dev->def_i2c_bus]);
1676 if (!dvb->fe[0]) {
1677 result = -EINVAL;
1678 goto out_free;
1679 }
1680 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1681 &dev->i2c_adap[dev->def_i2c_bus],
1682 &kworld_a340_config)) {
1683 dvb_frontend_detach(dvb->fe[0]);
1684 result = -EINVAL;
1685 goto out_free;
1686 }
1687 break;
1688 case EM28174_BOARD_PCTV_290E:
1689 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
1690 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
1691 CXD2820R_GPIO_L;
1692 dvb->fe[0] = dvb_attach(cxd2820r_attach,
1693 &em28xx_cxd2820r_config,
1694 &dev->i2c_adap[dev->def_i2c_bus],
1695 &dvb->lna_gpio);
1696 if (dvb->fe[0]) {
1697 /* FE 0 attach tuner */
1698 if (!dvb_attach(tda18271_attach,
1699 dvb->fe[0],
1700 0x60,
1701 &dev->i2c_adap[dev->def_i2c_bus],
1702 &em28xx_cxd2820r_tda18271_config)) {
1703 dvb_frontend_detach(dvb->fe[0]);
1704 result = -EINVAL;
1705 goto out_free;
1706 }
1707
1708 #ifdef CONFIG_GPIOLIB
1709 /* enable LNA for DVB-T, DVB-T2 and DVB-C */
1710 result = gpio_request_one(dvb->lna_gpio,
1711 GPIOF_OUT_INIT_LOW, NULL);
1712 if (result)
1713 dev_err(&dev->intf->dev,
1714 "gpio request failed %d\n",
1715 result);
1716 else
1717 gpio_free(dvb->lna_gpio);
1718
1719 result = 0; /* continue even set LNA fails */
1720 #endif
1721 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
1722 }
1723
1724 break;
1725 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
1726 {
1727 struct xc5000_config cfg = {};
1728
1729 hauppauge_hvr930c_init(dev);
1730
1731 dvb->fe[0] = dvb_attach(drxk_attach,
1732 &hauppauge_930c_drxk,
1733 &dev->i2c_adap[dev->def_i2c_bus]);
1734 if (!dvb->fe[0]) {
1735 result = -EINVAL;
1736 goto out_free;
1737 }
1738 /* FIXME: do we need a pll semaphore? */
1739 dvb->fe[0]->sec_priv = dvb;
1740 sema_init(&dvb->pll_mutex, 1);
1741 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1742 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1743
1744 /* Attach xc5000 */
1745 cfg.i2c_address = 0x61;
1746 cfg.if_khz = 4000;
1747
1748 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1749 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1750 if (!dvb_attach(xc5000_attach, dvb->fe[0],
1751 &dev->i2c_adap[dev->def_i2c_bus], &cfg)) {
1752 result = -EINVAL;
1753 goto out_free;
1754 }
1755 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1756 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1757
1758 break;
1759 }
1760 case EM2884_BOARD_TERRATEC_H5:
1761 terratec_h5_init(dev);
1762
1763 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk,
1764 &dev->i2c_adap[dev->def_i2c_bus]);
1765 if (!dvb->fe[0]) {
1766 result = -EINVAL;
1767 goto out_free;
1768 }
1769 /* FIXME: do we need a pll semaphore? */
1770 dvb->fe[0]->sec_priv = dvb;
1771 sema_init(&dvb->pll_mutex, 1);
1772 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1773 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1774
1775 /* Attach tda18271 to DVB-C frontend */
1776 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1777 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1778 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
1779 &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
1780 result = -EINVAL;
1781 goto out_free;
1782 }
1783 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1784 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1785
1786 break;
1787 case EM2884_BOARD_C3TECH_DIGITAL_DUO:
1788 dvb->fe[0] = dvb_attach(mb86a20s_attach,
1789 &c3tech_duo_mb86a20s_config,
1790 &dev->i2c_adap[dev->def_i2c_bus]);
1791 if (dvb->fe[0])
1792 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1793 &dev->i2c_adap[dev->def_i2c_bus],
1794 &c3tech_duo_tda18271_config);
1795 break;
1796 case EM28174_BOARD_PCTV_460E:
1797 result = em28174_dvb_init_pctv_460e(dev);
1798 if (result)
1799 goto out_free;
1800 break;
1801 case EM2874_BOARD_DELOCK_61959:
1802 case EM2874_BOARD_MAXMEDIA_UB425_TC:
1803 /* attach demodulator */
1804 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
1805 &dev->i2c_adap[dev->def_i2c_bus]);
1806
1807 if (dvb->fe[0]) {
1808 /* disable I2C-gate */
1809 dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
1810
1811 /* attach tuner */
1812 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1813 &dev->i2c_adap[dev->def_i2c_bus],
1814 &em28xx_cxd2820r_tda18271_config)) {
1815 dvb_frontend_detach(dvb->fe[0]);
1816 result = -EINVAL;
1817 goto out_free;
1818 }
1819 }
1820 break;
1821 case EM2884_BOARD_PCTV_510E:
1822 case EM2884_BOARD_PCTV_520E:
1823 pctv_520e_init(dev);
1824
1825 /* attach demodulator */
1826 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
1827 &dev->i2c_adap[dev->def_i2c_bus]);
1828
1829 if (dvb->fe[0]) {
1830 /* attach tuner */
1831 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1832 &dev->i2c_adap[dev->def_i2c_bus],
1833 &em28xx_cxd2820r_tda18271_config)) {
1834 dvb_frontend_detach(dvb->fe[0]);
1835 result = -EINVAL;
1836 goto out_free;
1837 }
1838 }
1839 break;
1840 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
1841 case EM2884_BOARD_CINERGY_HTC_STICK:
1842 case EM2884_BOARD_TERRATEC_H6:
1843 terratec_htc_stick_init(dev);
1844
1845 /* attach demodulator */
1846 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1847 &dev->i2c_adap[dev->def_i2c_bus]);
1848 if (!dvb->fe[0]) {
1849 result = -EINVAL;
1850 goto out_free;
1851 }
1852
1853 /* Attach the demodulator. */
1854 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1855 &dev->i2c_adap[dev->def_i2c_bus],
1856 &em28xx_cxd2820r_tda18271_config)) {
1857 result = -EINVAL;
1858 goto out_free;
1859 }
1860 break;
1861 case EM2884_BOARD_TERRATEC_HTC_USB_XS:
1862 terratec_htc_usb_xs_init(dev);
1863
1864 /* attach demodulator */
1865 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1866 &dev->i2c_adap[dev->def_i2c_bus]);
1867 if (!dvb->fe[0]) {
1868 result = -EINVAL;
1869 goto out_free;
1870 }
1871
1872 /* Attach the demodulator. */
1873 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1874 &dev->i2c_adap[dev->def_i2c_bus],
1875 &em28xx_cxd2820r_tda18271_config)) {
1876 result = -EINVAL;
1877 goto out_free;
1878 }
1879 break;
1880 case EM2874_BOARD_KWORLD_UB435Q_V2:
1881 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1882 &em2874_lgdt3305_dev,
1883 &dev->i2c_adap[dev->def_i2c_bus]);
1884 if (!dvb->fe[0]) {
1885 result = -EINVAL;
1886 goto out_free;
1887 }
1888
1889 /* Attach the demodulator. */
1890 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1891 &dev->i2c_adap[dev->def_i2c_bus],
1892 &kworld_ub435q_v2_config)) {
1893 result = -EINVAL;
1894 goto out_free;
1895 }
1896 break;
1897 case EM2874_BOARD_KWORLD_UB435Q_V3:
1898 {
1899 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
1900
1901 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1902 &em2874_lgdt3305_nogate_dev,
1903 &dev->i2c_adap[dev->def_i2c_bus]);
1904 if (!dvb->fe[0]) {
1905 result = -EINVAL;
1906 goto out_free;
1907 }
1908
1909 /* attach tuner */
1910 kworld_ub435q_v3_config.fe = dvb->fe[0];
1911
1912 dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL,
1913 adapter, 0x60,
1914 &kworld_ub435q_v3_config);
1915 if (!dvb->i2c_client_tuner) {
1916 dvb_frontend_detach(dvb->fe[0]);
1917 result = -ENODEV;
1918 goto out_free;
1919 }
1920 break;
1921 }
1922 case EM2874_BOARD_PCTV_HD_MINI_80E:
1923 dvb->fe[0] = dvb_attach(drx39xxj_attach,
1924 &dev->i2c_adap[dev->def_i2c_bus]);
1925 if (dvb->fe[0]) {
1926 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0],
1927 0x60,
1928 &dev->i2c_adap[dev->def_i2c_bus],
1929 &pinnacle_80e_dvb_config);
1930 if (!dvb->fe[0]) {
1931 result = -EINVAL;
1932 goto out_free;
1933 }
1934 }
1935 break;
1936 case EM28178_BOARD_PCTV_461E:
1937 result = em28178_dvb_init_pctv_461e(dev);
1938 if (result)
1939 goto out_free;
1940 break;
1941 case EM28178_BOARD_PCTV_461E_V2:
1942 result = em28178_dvb_init_pctv_461e_v2(dev);
1943 if (result)
1944 goto out_free;
1945 break;
1946 case EM28178_BOARD_PCTV_292E:
1947 result = em28178_dvb_init_pctv_292e(dev);
1948 if (result)
1949 goto out_free;
1950 break;
1951 case EM28178_BOARD_TERRATEC_T2_STICK_HD:
1952 result = em28178_dvb_init_terratec_t2_stick_hd(dev);
1953 if (result)
1954 goto out_free;
1955 break;
1956 case EM28178_BOARD_PLEX_PX_BCUD:
1957 result = em28178_dvb_init_plex_px_bcud(dev);
1958 if (result)
1959 goto out_free;
1960 break;
1961 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
1962 result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev);
1963 if (result)
1964 goto out_free;
1965 break;
1966 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595:
1967 result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev);
1968 if (result)
1969 goto out_free;
1970 break;
1971 case EM2874_BOARD_HAUPPAUGE_USB_QUADHD:
1972 result = em2874_dvb_init_hauppauge_usb_quadhd(dev);
1973 if (result)
1974 goto out_free;
1975 break;
1976 default:
1977 dev_err(&dev->intf->dev,
1978 "The frontend of your DVB/ATSC card isn't supported yet\n");
1979 break;
1980 }
1981 if (!dvb->fe[0]) {
1982 dev_err(&dev->intf->dev, "frontend initialization failed\n");
1983 result = -EINVAL;
1984 goto out_free;
1985 }
1986 /* define general-purpose callback pointer */
1987 dvb->fe[0]->callback = em28xx_tuner_callback;
1988 if (dvb->fe[1])
1989 dvb->fe[1]->callback = em28xx_tuner_callback;
1990
1991 /* register everything */
1992 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev);
1993
1994 if (result < 0)
1995 goto out_free;
1996
1997 if (dev->dvb_xfer_bulk) {
1998 dvb_alt = 0;
1999 } else { /* isoc */
2000 dvb_alt = dev->dvb_alt_isoc;
2001 }
2002
2003 udev = interface_to_usbdev(dev->intf);
2004 usb_set_interface(udev, dev->ifnum, dvb_alt);
2005 dev_info(&dev->intf->dev, "DVB extension successfully initialized\n");
2006
2007 kref_get(&dev->ref);
2008
2009 ret:
2010 em28xx_set_mode(dev, EM28XX_SUSPEND);
2011 mutex_unlock(&dev->lock);
2012 return result;
2013
2014 out_free:
2015 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
2016 kfree(dvb);
2017 dev->dvb = NULL;
2018 goto ret;
2019 }
2020
prevent_sleep(struct dvb_frontend_ops * ops)2021 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
2022 {
2023 ops->set_voltage = NULL;
2024 ops->sleep = NULL;
2025 ops->tuner_ops.sleep = NULL;
2026 }
2027
em28xx_dvb_fini(struct em28xx * dev)2028 static int em28xx_dvb_fini(struct em28xx *dev)
2029 {
2030 struct em28xx_dvb *dvb;
2031
2032 if (dev->is_audio_only) {
2033 /* Shouldn't initialize IR for this interface */
2034 return 0;
2035 }
2036
2037 if (!dev->board.has_dvb) {
2038 /* This device does not support the extension */
2039 return 0;
2040 }
2041
2042 if (!dev->dvb)
2043 return 0;
2044
2045 dev_info(&dev->intf->dev, "Closing DVB extension\n");
2046
2047 dvb = dev->dvb;
2048
2049 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
2050
2051 if (dev->disconnected) {
2052 /*
2053 * We cannot tell the device to sleep
2054 * once it has been unplugged.
2055 */
2056 if (dvb->fe[0]) {
2057 prevent_sleep(&dvb->fe[0]->ops);
2058 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
2059 }
2060 if (dvb->fe[1]) {
2061 prevent_sleep(&dvb->fe[1]->ops);
2062 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
2063 }
2064 }
2065
2066 em28xx_unregister_dvb(dvb);
2067
2068 /* release I2C module bindings */
2069 dvb_module_release(dvb->i2c_client_sec);
2070 dvb_module_release(dvb->i2c_client_tuner);
2071 dvb_module_release(dvb->i2c_client_demod);
2072
2073 kfree(dvb);
2074 dev->dvb = NULL;
2075 kref_put(&dev->ref, em28xx_free_device);
2076
2077 return 0;
2078 }
2079
em28xx_dvb_suspend(struct em28xx * dev)2080 static int em28xx_dvb_suspend(struct em28xx *dev)
2081 {
2082 int ret = 0;
2083
2084 if (dev->is_audio_only)
2085 return 0;
2086
2087 if (!dev->board.has_dvb)
2088 return 0;
2089
2090 dev_info(&dev->intf->dev, "Suspending DVB extension\n");
2091 if (dev->dvb) {
2092 struct em28xx_dvb *dvb = dev->dvb;
2093
2094 if (dvb->fe[0]) {
2095 ret = dvb_frontend_suspend(dvb->fe[0]);
2096 dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret);
2097 }
2098 if (dvb->fe[1]) {
2099 dvb_frontend_suspend(dvb->fe[1]);
2100 dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret);
2101 }
2102 }
2103
2104 return 0;
2105 }
2106
em28xx_dvb_resume(struct em28xx * dev)2107 static int em28xx_dvb_resume(struct em28xx *dev)
2108 {
2109 int ret = 0;
2110
2111 if (dev->is_audio_only)
2112 return 0;
2113
2114 if (!dev->board.has_dvb)
2115 return 0;
2116
2117 dev_info(&dev->intf->dev, "Resuming DVB extension\n");
2118 if (dev->dvb) {
2119 struct em28xx_dvb *dvb = dev->dvb;
2120
2121 if (dvb->fe[0]) {
2122 ret = dvb_frontend_resume(dvb->fe[0]);
2123 dev_info(&dev->intf->dev, "fe0 resume %d\n", ret);
2124 }
2125
2126 if (dvb->fe[1]) {
2127 ret = dvb_frontend_resume(dvb->fe[1]);
2128 dev_info(&dev->intf->dev, "fe1 resume %d\n", ret);
2129 }
2130 }
2131
2132 return 0;
2133 }
2134
2135 static struct em28xx_ops dvb_ops = {
2136 .id = EM28XX_DVB,
2137 .name = "Em28xx dvb Extension",
2138 .init = em28xx_dvb_init,
2139 .fini = em28xx_dvb_fini,
2140 .suspend = em28xx_dvb_suspend,
2141 .resume = em28xx_dvb_resume,
2142 };
2143
em28xx_dvb_register(void)2144 static int __init em28xx_dvb_register(void)
2145 {
2146 return em28xx_register_extension(&dvb_ops);
2147 }
2148
em28xx_dvb_unregister(void)2149 static void __exit em28xx_dvb_unregister(void)
2150 {
2151 em28xx_unregister_extension(&dvb_ops);
2152 }
2153
2154 module_init(em28xx_dvb_register);
2155 module_exit(em28xx_dvb_unregister);
2156