?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
hwrng: core - Don't use a stack buffer in add_early_randomness()
[linux/fpc-iii.git] / drivers / media / usb / em28xx / em28xx-dvb.c
blob8cedef0daae4722a65c243b2e207615740ea0c1a
1 /*
2 DVB device driver for em28xx
3
4 (c) 2008-2011 Mauro Carvalho Chehab <mchehab@infradead.org>
5
6 (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com>
7 - Fixes for the driver to properly work with HVR-950
8 - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick
9 - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600
10
11 (c) 2008 Aidan Thornton <makosoft@googlemail.com>
12
13 (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
14
15 Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by:
16 (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
17 (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
18
19 This program is free software; you can redistribute it and/or modify
20 it under the terms of the GNU General Public License as published by
21 the Free Software Foundation; either version 2 of the License.
22 */
23
24 #include <linux/kernel.h>
25 #include <linux/slab.h>
26 #include <linux/usb.h>
27
28 #include "em28xx.h"
29 #include <media/v4l2-common.h>
30 #include <dvb_demux.h>
31 #include <dvb_net.h>
32 #include <dmxdev.h>
33 #include <media/tuner.h>
34 #include "tuner-simple.h"
35 #include <linux/gpio.h>
36
37 #include "lgdt330x.h"
38 #include "lgdt3305.h"
39 #include "zl10353.h"
40 #include "s5h1409.h"
41 #include "mt2060.h"
42 #include "mt352.h"
43 #include "mt352_priv.h" /* FIXME */
44 #include "tda1002x.h"
45 #include "drx39xyj/drx39xxj.h"
46 #include "tda18271.h"
47 #include "s921.h"
48 #include "drxd.h"
49 #include "cxd2820r.h"
50 #include "tda18271c2dd.h"
51 #include "drxk.h"
52 #include "tda10071.h"
53 #include "tda18212.h"
54 #include "a8293.h"
55 #include "qt1010.h"
56 #include "mb86a20s.h"
57 #include "m88ds3103.h"
58 #include "ts2020.h"
59 #include "si2168.h"
60 #include "si2157.h"
61 #include "tc90522.h"
62 #include "qm1d1c0042.h"
63
64 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
65 MODULE_LICENSE("GPL");
66 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
67 MODULE_VERSION(EM28XX_VERSION);
68
69 static unsigned int debug;
70 module_param(debug, int, 0644);
71 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
72
73 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
74
75 #define dprintk(level, fmt, arg...) do { \
76 if (debug >= level) \
77 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## 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 *, int);
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
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 synchronuously";
113 break;
114 case -ECONNRESET:
115 errmsg = "unlinked asynchronuously";
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
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
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 int dvb_max_packet_size, packet_multiplier, dvb_alt;
200
201 if (dev->dvb_xfer_bulk) {
202 if (!dev->dvb_ep_bulk)
203 return -ENODEV;
204 dvb_max_packet_size = 512; /* USB 2.0 spec */
205 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
206 dvb_alt = 0;
207 } else { /* isoc */
208 if (!dev->dvb_ep_isoc)
209 return -ENODEV;
210 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
211 if (dvb_max_packet_size < 0)
212 return dvb_max_packet_size;
213 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
214 dvb_alt = dev->dvb_alt_isoc;
215 }
216
217 usb_set_interface(dev->udev, dev->ifnum, dvb_alt);
218 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
219 if (rc < 0)
220 return rc;
221
222 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
223 EM28XX_DVB_NUM_BUFS,
224 packet_multiplier,
225 dvb_max_packet_size, dvb_alt);
226
227 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
228 dev->dvb_xfer_bulk,
229 EM28XX_DVB_NUM_BUFS,
230 dvb_max_packet_size,
231 packet_multiplier,
232 em28xx_dvb_urb_data_copy);
233 }
234
235 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
236 {
237 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
238 struct em28xx *dev = i2c_bus->dev;
239
240 em28xx_stop_urbs(dev);
241
242 return 0;
243 }
244
245 static int em28xx_start_feed(struct dvb_demux_feed *feed)
246 {
247 struct dvb_demux *demux = feed->demux;
248 struct em28xx_dvb *dvb = demux->priv;
249 int rc, ret;
250
251 if (!demux->dmx.frontend)
252 return -EINVAL;
253
254 mutex_lock(&dvb->lock);
255 dvb->nfeeds++;
256 rc = dvb->nfeeds;
257
258 if (dvb->nfeeds == 1) {
259 ret = em28xx_start_streaming(dvb);
260 if (ret < 0)
261 rc = ret;
262 }
263
264 mutex_unlock(&dvb->lock);
265 return rc;
266 }
267
268 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
269 {
270 struct dvb_demux *demux = feed->demux;
271 struct em28xx_dvb *dvb = demux->priv;
272 int err = 0;
273
274 mutex_lock(&dvb->lock);
275 dvb->nfeeds--;
276
277 if (0 == dvb->nfeeds)
278 err = em28xx_stop_streaming(dvb);
279
280 mutex_unlock(&dvb->lock);
281 return err;
282 }
283
284
285 /* ------------------------------------------------------------------ */
286 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
287 {
288 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
289 struct em28xx *dev = i2c_bus->dev;
290
291 if (acquire)
292 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
293 else
294 return em28xx_set_mode(dev, EM28XX_SUSPEND);
295 }
296
297 /* ------------------------------------------------------------------ */
298
299 static struct lgdt330x_config em2880_lgdt3303_dev = {
300 .demod_address = 0x0e,
301 .demod_chip = LGDT3303,
302 };
303
304 static struct lgdt3305_config em2870_lgdt3304_dev = {
305 .i2c_addr = 0x0e,
306 .demod_chip = LGDT3304,
307 .spectral_inversion = 1,
308 .deny_i2c_rptr = 1,
309 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
310 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
311 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
312 .vsb_if_khz = 3250,
313 .qam_if_khz = 4000,
314 };
315
316 static struct lgdt3305_config em2874_lgdt3305_dev = {
317 .i2c_addr = 0x0e,
318 .demod_chip = LGDT3305,
319 .spectral_inversion = 1,
320 .deny_i2c_rptr = 0,
321 .mpeg_mode = LGDT3305_MPEG_SERIAL,
322 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
323 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
324 .vsb_if_khz = 3250,
325 .qam_if_khz = 4000,
326 };
327
328 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
329 .i2c_addr = 0x0e,
330 .demod_chip = LGDT3305,
331 .spectral_inversion = 1,
332 .deny_i2c_rptr = 1,
333 .mpeg_mode = LGDT3305_MPEG_SERIAL,
334 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
335 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
336 .vsb_if_khz = 3600,
337 .qam_if_khz = 3600,
338 };
339
340 static struct s921_config sharp_isdbt = {
341 .demod_address = 0x30 >> 1
342 };
343
344 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
345 .demod_address = (0x1e >> 1),
346 .no_tuner = 1,
347 .parallel_ts = 1,
348 .if2 = 45600,
349 };
350
351 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
352 .demod_address = 0x32 >> 1,
353 .output_mode = S5H1409_PARALLEL_OUTPUT,
354 .gpio = S5H1409_GPIO_OFF,
355 .inversion = S5H1409_INVERSION_OFF,
356 .status_mode = S5H1409_DEMODLOCKING,
357 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK
358 };
359
360 static struct tda18271_std_map kworld_a340_std_map = {
361 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
362 .if_lvl = 1, .rfagc_top = 0x37, },
363 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
364 .if_lvl = 1, .rfagc_top = 0x37, },
365 };
366
367 static struct tda18271_config kworld_a340_config = {
368 .std_map = &kworld_a340_std_map,
369 };
370
371 static struct tda18271_config kworld_ub435q_v2_config = {
372 .std_map = &kworld_a340_std_map,
373 .gate = TDA18271_GATE_DIGITAL,
374 };
375
376 static struct tda18212_config kworld_ub435q_v3_config = {
377 .if_atsc_vsb = 3600,
378 .if_atsc_qam = 3600,
379 };
380
381 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
382 .demod_address = (0x1e >> 1),
383 .no_tuner = 1,
384 .disable_i2c_gate_ctrl = 1,
385 .parallel_ts = 1,
386 .if2 = 45600,
387 };
388
389 static struct drxd_config em28xx_drxd = {
390 .demod_address = 0x70,
391 .demod_revision = 0xa2,
392 .pll_type = DRXD_PLL_NONE,
393 .clock = 12000,
394 .insert_rs_byte = 1,
395 .IF = 42800000,
396 .disable_i2c_gate_ctrl = 1,
397 };
398
399 static struct drxk_config terratec_h5_drxk = {
400 .adr = 0x29,
401 .single_master = 1,
402 .no_i2c_bridge = 1,
403 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
404 .qam_demod_parameter_count = 2,
405 };
406
407 static struct drxk_config hauppauge_930c_drxk = {
408 .adr = 0x29,
409 .single_master = 1,
410 .no_i2c_bridge = 1,
411 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
412 .chunk_size = 56,
413 .qam_demod_parameter_count = 2,
414 };
415
416 static struct drxk_config terratec_htc_stick_drxk = {
417 .adr = 0x29,
418 .single_master = 1,
419 .no_i2c_bridge = 1,
420 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw",
421 .chunk_size = 54,
422 .qam_demod_parameter_count = 2,
423 /* Required for the antenna_gpio to disable LNA. */
424 .antenna_dvbt = true,
425 /* The windows driver uses the same. This will disable LNA. */
426 .antenna_gpio = 0x6,
427 };
428
429 static struct drxk_config maxmedia_ub425_tc_drxk = {
430 .adr = 0x29,
431 .single_master = 1,
432 .no_i2c_bridge = 1,
433 .microcode_name = "dvb-demod-drxk-01.fw",
434 .chunk_size = 62,
435 .qam_demod_parameter_count = 2,
436 };
437
438 static struct drxk_config pctv_520e_drxk = {
439 .adr = 0x29,
440 .single_master = 1,
441 .microcode_name = "dvb-demod-drxk-pctv.fw",
442 .qam_demod_parameter_count = 2,
443 .chunk_size = 58,
444 .antenna_dvbt = true, /* disable LNA */
445 .antenna_gpio = (1 << 2), /* disable LNA */
446 };
447
448 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
449 {
450 struct em28xx_dvb *dvb = fe->sec_priv;
451 int status;
452
453 if (!dvb)
454 return -EINVAL;
455
456 if (enable) {
457 down(&dvb->pll_mutex);
458 status = dvb->gate_ctrl(fe, 1);
459 } else {
460 status = dvb->gate_ctrl(fe, 0);
461 up(&dvb->pll_mutex);
462 }
463 return status;
464 }
465
466 static void hauppauge_hvr930c_init(struct em28xx *dev)
467 {
468 int i;
469
470 struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
471 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
472 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
473 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
474 { -1, -1, -1, -1},
475 };
476 struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
478 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
479 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
481 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
483
484 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
486 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
487 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
488
489 { -1, -1, -1, -1},
490 };
491
492 struct {
493 unsigned char r[4];
494 int len;
495 } regs[] = {
496 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
497 {{ 0x01, 0x02 }, 2},
498 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
499 {{ 0x01, 0x00 }, 2},
500 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
501 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
502 {{ 0x01, 0x00 }, 2},
503 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
504 {{ 0x04, 0x00 }, 2},
505 {{ 0x00, 0x04 }, 2},
506 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
507 {{ 0x04, 0x14 }, 2},
508 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
509 };
510
511 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
512 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
513 msleep(10);
514 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
515 msleep(10);
516
517 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
518
519 for (i = 0; i < ARRAY_SIZE(regs); i++)
520 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
521 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
522
523 msleep(100);
524
525 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
526 msleep(30);
527
528 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
529 msleep(10);
530
531 }
532
533 static void terratec_h5_init(struct em28xx *dev)
534 {
535 int i;
536 struct em28xx_reg_seq terratec_h5_init[] = {
537 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
538 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
539 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
540 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
541 { -1, -1, -1, -1},
542 };
543 struct em28xx_reg_seq terratec_h5_end[] = {
544 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
545 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
546 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
547 { -1, -1, -1, -1},
548 };
549 struct {
550 unsigned char r[4];
551 int len;
552 } regs[] = {
553 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
554 {{ 0x01, 0x02 }, 2},
555 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
556 {{ 0x01, 0x00 }, 2},
557 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
558 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
559 {{ 0x01, 0x00 }, 2},
560 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
561 {{ 0x04, 0x00 }, 2},
562 {{ 0x00, 0x04 }, 2},
563 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
564 {{ 0x04, 0x14 }, 2},
565 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
566 };
567
568 em28xx_gpio_set(dev, terratec_h5_init);
569 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
570 msleep(10);
571 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
572 msleep(10);
573
574 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
575
576 for (i = 0; i < ARRAY_SIZE(regs); i++)
577 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
578 em28xx_gpio_set(dev, terratec_h5_end);
579 };
580
581 static void terratec_htc_stick_init(struct em28xx *dev)
582 {
583 int i;
584
585 /*
586 * GPIO configuration:
587 * 0xff: unknown (does not affect DVB-T).
588 * 0xf6: DRX-K (demodulator).
589 * 0xe6: unknown (does not affect DVB-T).
590 * 0xb6: unknown (does not affect DVB-T).
591 */
592 struct em28xx_reg_seq terratec_htc_stick_init[] = {
593 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
594 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
595 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
596 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
597 { -1, -1, -1, -1},
598 };
599 struct em28xx_reg_seq terratec_htc_stick_end[] = {
600 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
601 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
602 { -1, -1, -1, -1},
603 };
604
605 /*
606 * Init the analog decoder (not yet supported), but
607 * it's probably still a good idea.
608 */
609 struct {
610 unsigned char r[4];
611 int len;
612 } regs[] = {
613 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
614 {{ 0x01, 0x02 }, 2},
615 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
616 {{ 0x01, 0x00 }, 2},
617 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
618 };
619
620 em28xx_gpio_set(dev, terratec_htc_stick_init);
621
622 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
623 msleep(10);
624 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
625 msleep(10);
626
627 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
628
629 for (i = 0; i < ARRAY_SIZE(regs); i++)
630 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
631
632 em28xx_gpio_set(dev, terratec_htc_stick_end);
633 };
634
635 static void terratec_htc_usb_xs_init(struct em28xx *dev)
636 {
637 int i;
638
639 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
640 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
641 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
642 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
643 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
644 { -1, -1, -1, -1},
645 };
646 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
647 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
648 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
649 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
650 { -1, -1, -1, -1},
651 };
652
653 /*
654 * Init the analog decoder (not yet supported), but
655 * it's probably still a good idea.
656 */
657 struct {
658 unsigned char r[4];
659 int len;
660 } regs[] = {
661 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
662 {{ 0x01, 0x02 }, 2},
663 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
664 {{ 0x01, 0x00 }, 2},
665 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
666 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
667 {{ 0x01, 0x00 }, 2},
668 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
669 {{ 0x04, 0x00 }, 2},
670 {{ 0x00, 0x04 }, 2},
671 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
672 {{ 0x04, 0x14 }, 2},
673 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
674 };
675
676 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
677
678 em28xx_gpio_set(dev, terratec_htc_usb_xs_init);
679
680 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
681 msleep(10);
682 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
683 msleep(10);
684
685 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
686
687 for (i = 0; i < ARRAY_SIZE(regs); i++)
688 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
689
690 em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
691 };
692
693 static void pctv_520e_init(struct em28xx *dev)
694 {
695 /*
696 * Init AVF4910B analog decoder. Looks like I2C traffic to
697 * digital demodulator and tuner are routed via AVF4910B.
698 */
699 int i;
700 struct {
701 unsigned char r[4];
702 int len;
703 } regs[] = {
704 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
705 {{ 0x01, 0x02 }, 2},
706 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
707 {{ 0x01, 0x00 }, 2},
708 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
709 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
710 {{ 0x01, 0x00 }, 2},
711 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
712 };
713
714 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
715
716 for (i = 0; i < ARRAY_SIZE(regs); i++)
717 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
718 };
719
720 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
721 {
722 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
723 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
724 struct em28xx *dev = i2c_bus->dev;
725 #ifdef CONFIG_GPIOLIB
726 struct em28xx_dvb *dvb = dev->dvb;
727 int ret;
728 unsigned long flags;
729
730 if (c->lna == 1)
731 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
732 else
733 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
734
735 ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
736 if (ret)
737 em28xx_errdev("gpio request failed %d\n", ret);
738 else
739 gpio_free(dvb->lna_gpio);
740
741 return ret;
742 #else
743 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n",
744 KBUILD_MODNAME, c->lna);
745 return 0;
746 #endif
747 }
748
749 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
750 {
751 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
752 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
753 struct em28xx *dev = i2c_bus->dev;
754 u8 lna;
755
756 if (c->lna == 1)
757 lna = 0x01;
758 else
759 lna = 0x00;
760
761 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
762 }
763
764 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
765 {
766 /* Values extracted from a USB trace of the Terratec Windows driver */
767 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
768 static u8 reset[] = { RESET, 0x80 };
769 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
770 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
771 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
772 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
773 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
774 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
775 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
776 static u8 tuner_go[] = { TUNER_GO, 0x01};
777
778 mt352_write(fe, clock_config, sizeof(clock_config));
779 udelay(200);
780 mt352_write(fe, reset, sizeof(reset));
781 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
782 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
783 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
784 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
785 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
786 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
787 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
788 mt352_write(fe, tuner_go, sizeof(tuner_go));
789 return 0;
790 }
791
792 static void px_bcud_init(struct em28xx *dev)
793 {
794 int i;
795 struct {
796 unsigned char r[4];
797 int len;
798 } regs1[] = {
799 {{ 0x0e, 0x77 }, 2},
800 {{ 0x0f, 0x77 }, 2},
801 {{ 0x03, 0x90 }, 2},
802 }, regs2[] = {
803 {{ 0x07, 0x01 }, 2},
804 {{ 0x08, 0x10 }, 2},
805 {{ 0x13, 0x00 }, 2},
806 {{ 0x17, 0x00 }, 2},
807 {{ 0x03, 0x01 }, 2},
808 {{ 0x10, 0xb1 }, 2},
809 {{ 0x11, 0x40 }, 2},
810 {{ 0x85, 0x7a }, 2},
811 {{ 0x87, 0x04 }, 2},
812 };
813 static struct em28xx_reg_seq gpio[] = {
814 {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300},
815 {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60},
816 {EM28XX_R15_RGAIN, 0x20, 0xff, 0},
817 {EM28XX_R16_GGAIN, 0x20, 0xff, 0},
818 {EM28XX_R17_BGAIN, 0x20, 0xff, 0},
819 {EM28XX_R18_ROFFSET, 0x00, 0xff, 0},
820 {EM28XX_R19_GOFFSET, 0x00, 0xff, 0},
821 {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0},
822 {EM28XX_R23_UOFFSET, 0x00, 0xff, 0},
823 {EM28XX_R24_VOFFSET, 0x00, 0xff, 0},
824 {EM28XX_R26_COMPR, 0x00, 0xff, 0},
825 {0x13, 0x08, 0xff, 0},
826 {EM28XX_R12_VINENABLE, 0x27, 0xff, 0},
827 {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0},
828 {EM28XX_R27_OUTFMT, 0x00, 0xff, 0},
829 {EM28XX_R10_VINMODE, 0x00, 0xff, 0},
830 {EM28XX_R11_VINCTRL, 0x11, 0xff, 0},
831 {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
832 {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0},
833 {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0},
834 };
835 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46);
836 /* sleeping ISDB-T */
837 dev->dvb->i2c_client_demod->addr = 0x14;
838 for (i = 0; i < ARRAY_SIZE(regs1); i++)
839 i2c_master_send(dev->dvb->i2c_client_demod, regs1[i].r,
840 regs1[i].len);
841 /* sleeping ISDB-S */
842 dev->dvb->i2c_client_demod->addr = 0x15;
843 for (i = 0; i < ARRAY_SIZE(regs2); i++)
844 i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r,
845 regs2[i].len);
846 for (i = 0; i < ARRAY_SIZE(gpio); i++) {
847 em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val,
848 gpio[i].mask);
849 if (gpio[i].sleep > 0)
850 msleep(gpio[i].sleep);
851 }
852 };
853
854 static struct mt352_config terratec_xs_mt352_cfg = {
855 .demod_address = (0x1e >> 1),
856 .no_tuner = 1,
857 .if2 = 45600,
858 .demod_init = em28xx_mt352_terratec_xs_init,
859 };
860
861 static struct tda10023_config em28xx_tda10023_config = {
862 .demod_address = 0x0c,
863 .invert = 1,
864 };
865
866 static struct cxd2820r_config em28xx_cxd2820r_config = {
867 .i2c_address = (0xd8 >> 1),
868 .ts_mode = CXD2820R_TS_SERIAL,
869 };
870
871 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
872 .output_opt = TDA18271_OUTPUT_LT_OFF,
873 .gate = TDA18271_GATE_DIGITAL,
874 };
875
876 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
877 .demod_address = (0x1e >> 1),
878 .disable_i2c_gate_ctrl = 1,
879 .no_tuner = 1,
880 .parallel_ts = 1,
881 };
882
883 static struct mt2060_config em28xx_mt2060_config = {
884 .i2c_address = 0x60,
885 };
886
887 static struct qt1010_config em28xx_qt1010_config = {
888 .i2c_address = 0x62
889 };
890
891 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
892 .demod_address = 0x10,
893 .is_serial = true,
894 };
895
896 static struct tda18271_std_map mb86a20s_tda18271_config = {
897 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
898 .if_lvl = 1, .rfagc_top = 0x37, },
899 };
900
901 static struct tda18271_config c3tech_duo_tda18271_config = {
902 .std_map = &mb86a20s_tda18271_config,
903 .gate = TDA18271_GATE_DIGITAL,
904 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
905 };
906
907 static struct tda18271_std_map drx_j_std_map = {
908 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
909 .rfagc_top = 0x37, },
910 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
911 .rfagc_top = 0x37, },
912 };
913
914 static struct tda18271_config pinnacle_80e_dvb_config = {
915 .std_map = &drx_j_std_map,
916 .gate = TDA18271_GATE_DIGITAL,
917 .role = TDA18271_MASTER,
918 };
919
920 /* ------------------------------------------------------------------ */
921
922 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
923 {
924 struct dvb_frontend *fe;
925 struct xc2028_config cfg;
926 struct xc2028_ctrl ctl;
927
928 memset(&cfg, 0, sizeof(cfg));
929 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
930 cfg.i2c_addr = addr;
931
932 memset(&ctl, 0, sizeof(ctl));
933 em28xx_setup_xc3028(dev, &ctl);
934 cfg.ctrl = &ctl;
935
936 if (!dev->dvb->fe[0]) {
937 em28xx_errdev("/2: dvb frontend not attached. "
938 "Can't attach xc3028\n");
939 return -EINVAL;
940 }
941
942 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
943 if (!fe) {
944 em28xx_errdev("/2: xc3028 attach failed\n");
945 dvb_frontend_detach(dev->dvb->fe[0]);
946 dev->dvb->fe[0] = NULL;
947 return -EINVAL;
948 }
949
950 em28xx_info("%s/2: xc3028 attached\n", dev->name);
951
952 return 0;
953 }
954
955 /* ------------------------------------------------------------------ */
956
957 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
958 struct em28xx *dev, struct device *device)
959 {
960 int result;
961 bool create_rf_connector = false;
962
963 mutex_init(&dvb->lock);
964
965 /* register adapter */
966 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
967 adapter_nr);
968 if (result < 0) {
969 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n",
970 dev->name, result);
971 goto fail_adapter;
972 }
973 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
974 dvb->adapter.mdev = dev->media_dev;
975 #endif
976
977 /* Ensure all frontends negotiate bus access */
978 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
979 if (dvb->fe[1])
980 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
981
982 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
983
984 /* register frontend */
985 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
986 if (result < 0) {
987 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n",
988 dev->name, result);
989 goto fail_frontend0;
990 }
991
992 /* register 2nd frontend */
993 if (dvb->fe[1]) {
994 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
995 if (result < 0) {
996 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n",
997 dev->name, result);
998 goto fail_frontend1;
999 }
1000 }
1001
1002 /* register demux stuff */
1003 dvb->demux.dmx.capabilities =
1004 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
1005 DMX_MEMORY_BASED_FILTERING;
1006 dvb->demux.priv = dvb;
1007 dvb->demux.filternum = 256;
1008 dvb->demux.feednum = 256;
1009 dvb->demux.start_feed = em28xx_start_feed;
1010 dvb->demux.stop_feed = em28xx_stop_feed;
1011
1012 result = dvb_dmx_init(&dvb->demux);
1013 if (result < 0) {
1014 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
1015 dev->name, result);
1016 goto fail_dmx;
1017 }
1018
1019 dvb->dmxdev.filternum = 256;
1020 dvb->dmxdev.demux = &dvb->demux.dmx;
1021 dvb->dmxdev.capabilities = 0;
1022 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
1023 if (result < 0) {
1024 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
1025 dev->name, result);
1026 goto fail_dmxdev;
1027 }
1028
1029 dvb->fe_hw.source = DMX_FRONTEND_0;
1030 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1031 if (result < 0) {
1032 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
1033 dev->name, result);
1034 goto fail_fe_hw;
1035 }
1036
1037 dvb->fe_mem.source = DMX_MEMORY_FE;
1038 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1039 if (result < 0) {
1040 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
1041 dev->name, result);
1042 goto fail_fe_mem;
1043 }
1044
1045 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1046 if (result < 0) {
1047 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n",
1048 dev->name, result);
1049 goto fail_fe_conn;
1050 }
1051
1052 /* register network adapter */
1053 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
1054
1055 /* If the analog part won't create RF connectors, DVB will do it */
1056 if (!dev->has_video || (dev->tuner_type == TUNER_ABSENT))
1057 create_rf_connector = true;
1058
1059 result = dvb_create_media_graph(&dvb->adapter, create_rf_connector);
1060 if (result < 0)
1061 goto fail_create_graph;
1062
1063 return 0;
1064
1065 fail_create_graph:
1066 dvb_net_release(&dvb->net);
1067 fail_fe_conn:
1068 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1069 fail_fe_mem:
1070 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1071 fail_fe_hw:
1072 dvb_dmxdev_release(&dvb->dmxdev);
1073 fail_dmxdev:
1074 dvb_dmx_release(&dvb->demux);
1075 fail_dmx:
1076 if (dvb->fe[1])
1077 dvb_unregister_frontend(dvb->fe[1]);
1078 dvb_unregister_frontend(dvb->fe[0]);
1079 fail_frontend1:
1080 if (dvb->fe[1])
1081 dvb_frontend_detach(dvb->fe[1]);
1082 fail_frontend0:
1083 dvb_frontend_detach(dvb->fe[0]);
1084 dvb_unregister_adapter(&dvb->adapter);
1085 fail_adapter:
1086 return result;
1087 }
1088
1089 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
1090 {
1091 dvb_net_release(&dvb->net);
1092 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1093 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1094 dvb_dmxdev_release(&dvb->dmxdev);
1095 dvb_dmx_release(&dvb->demux);
1096 if (dvb->fe[1])
1097 dvb_unregister_frontend(dvb->fe[1]);
1098 dvb_unregister_frontend(dvb->fe[0]);
1099 if (dvb->fe[1] && !dvb->dont_attach_fe1)
1100 dvb_frontend_detach(dvb->fe[1]);
1101 dvb_frontend_detach(dvb->fe[0]);
1102 dvb_unregister_adapter(&dvb->adapter);
1103 }
1104
1105 static int em28xx_dvb_init(struct em28xx *dev)
1106 {
1107 int result = 0;
1108 struct em28xx_dvb *dvb;
1109
1110 if (dev->is_audio_only) {
1111 /* Shouldn't initialize IR for this interface */
1112 return 0;
1113 }
1114
1115 if (!dev->board.has_dvb) {
1116 /* This device does not support the extension */
1117 return 0;
1118 }
1119
1120 em28xx_info("Binding DVB extension\n");
1121
1122 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
1123 if (dvb == NULL) {
1124 em28xx_info("em28xx_dvb: memory allocation failed\n");
1125 return -ENOMEM;
1126 }
1127 dev->dvb = dvb;
1128 dvb->fe[0] = dvb->fe[1] = NULL;
1129
1130 /* pre-allocate DVB usb transfer buffers */
1131 if (dev->dvb_xfer_bulk) {
1132 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1133 dev->dvb_xfer_bulk,
1134 EM28XX_DVB_NUM_BUFS,
1135 512,
1136 EM28XX_DVB_BULK_PACKET_MULTIPLIER);
1137 } else {
1138 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1139 dev->dvb_xfer_bulk,
1140 EM28XX_DVB_NUM_BUFS,
1141 dev->dvb_max_pkt_size_isoc,
1142 EM28XX_DVB_NUM_ISOC_PACKETS);
1143 }
1144 if (result) {
1145 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n");
1146 kfree(dvb);
1147 dev->dvb = NULL;
1148 return result;
1149 }
1150
1151 mutex_lock(&dev->lock);
1152 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
1153 /* init frontend */
1154 switch (dev->model) {
1155 case EM2874_BOARD_LEADERSHIP_ISDBT:
1156 dvb->fe[0] = dvb_attach(s921_attach,
1157 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]);
1158
1159 if (!dvb->fe[0]) {
1160 result = -EINVAL;
1161 goto out_free;
1162 }
1163
1164 break;
1165 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
1166 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
1167 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
1168 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
1169 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1170 &em2880_lgdt3303_dev,
1171 &dev->i2c_adap[dev->def_i2c_bus]);
1172 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1173 result = -EINVAL;
1174 goto out_free;
1175 }
1176 break;
1177 case EM2880_BOARD_KWORLD_DVB_310U:
1178 dvb->fe[0] = dvb_attach(zl10353_attach,
1179 &em28xx_zl10353_with_xc3028,
1180 &dev->i2c_adap[dev->def_i2c_bus]);
1181 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1182 result = -EINVAL;
1183 goto out_free;
1184 }
1185 break;
1186 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
1187 case EM2882_BOARD_TERRATEC_HYBRID_XS:
1188 case EM2880_BOARD_EMPIRE_DUAL_TV:
1189 dvb->fe[0] = dvb_attach(zl10353_attach,
1190 &em28xx_zl10353_xc3028_no_i2c_gate,
1191 &dev->i2c_adap[dev->def_i2c_bus]);
1192 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1193 result = -EINVAL;
1194 goto out_free;
1195 }
1196 break;
1197 case EM2880_BOARD_TERRATEC_HYBRID_XS:
1198 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
1199 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
1200 case EM2882_BOARD_DIKOM_DK300:
1201 case EM2882_BOARD_KWORLD_VS_DVBT:
1202 dvb->fe[0] = dvb_attach(zl10353_attach,
1203 &em28xx_zl10353_xc3028_no_i2c_gate,
1204 &dev->i2c_adap[dev->def_i2c_bus]);
1205 if (dvb->fe[0] == NULL) {
1206 /* This board could have either a zl10353 or a mt352.
1207 If the chip id isn't for zl10353, try mt352 */
1208 dvb->fe[0] = dvb_attach(mt352_attach,
1209 &terratec_xs_mt352_cfg,
1210 &dev->i2c_adap[dev->def_i2c_bus]);
1211 }
1212
1213 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1214 result = -EINVAL;
1215 goto out_free;
1216 }
1217 break;
1218 case EM2870_BOARD_TERRATEC_XS_MT2060:
1219 dvb->fe[0] = dvb_attach(zl10353_attach,
1220 &em28xx_zl10353_no_i2c_gate_dev,
1221 &dev->i2c_adap[dev->def_i2c_bus]);
1222 if (dvb->fe[0] != NULL) {
1223 dvb_attach(mt2060_attach, dvb->fe[0],
1224 &dev->i2c_adap[dev->def_i2c_bus],
1225 &em28xx_mt2060_config, 1220);
1226 }
1227 break;
1228 case EM2870_BOARD_KWORLD_355U:
1229 dvb->fe[0] = dvb_attach(zl10353_attach,
1230 &em28xx_zl10353_no_i2c_gate_dev,
1231 &dev->i2c_adap[dev->def_i2c_bus]);
1232 if (dvb->fe[0] != NULL)
1233 dvb_attach(qt1010_attach, dvb->fe[0],
1234 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config);
1235 break;
1236 case EM2883_BOARD_KWORLD_HYBRID_330U:
1237 case EM2882_BOARD_EVGA_INDTUBE:
1238 dvb->fe[0] = dvb_attach(s5h1409_attach,
1239 &em28xx_s5h1409_with_xc3028,
1240 &dev->i2c_adap[dev->def_i2c_bus]);
1241 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1242 result = -EINVAL;
1243 goto out_free;
1244 }
1245 break;
1246 case EM2882_BOARD_KWORLD_ATSC_315U:
1247 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1248 &em2880_lgdt3303_dev,
1249 &dev->i2c_adap[dev->def_i2c_bus]);
1250 if (dvb->fe[0] != NULL) {
1251 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1252 &dev->i2c_adap[dev->def_i2c_bus],
1253 0x61, TUNER_THOMSON_DTT761X)) {
1254 result = -EINVAL;
1255 goto out_free;
1256 }
1257 }
1258 break;
1259 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
1260 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
1261 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
1262 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev);
1263 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1264 result = -EINVAL;
1265 goto out_free;
1266 }
1267 break;
1268 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
1269 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
1270 dvb->fe[0] = dvb_attach(tda10023_attach,
1271 &em28xx_tda10023_config,
1272 &dev->i2c_adap[dev->def_i2c_bus], 0x48);
1273 if (dvb->fe[0]) {
1274 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1275 &dev->i2c_adap[dev->def_i2c_bus],
1276 0x60, TUNER_PHILIPS_CU1216L)) {
1277 result = -EINVAL;
1278 goto out_free;
1279 }
1280 }
1281 break;
1282 case EM2870_BOARD_KWORLD_A340:
1283 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1284 &em2870_lgdt3304_dev,
1285 &dev->i2c_adap[dev->def_i2c_bus]);
1286 if (!dvb->fe[0]) {
1287 result = -EINVAL;
1288 goto out_free;
1289 }
1290 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1291 &dev->i2c_adap[dev->def_i2c_bus],
1292 &kworld_a340_config)) {
1293 dvb_frontend_detach(dvb->fe[0]);
1294 result = -EINVAL;
1295 goto out_free;
1296 }
1297 break;
1298 case EM28174_BOARD_PCTV_290E:
1299 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
1300 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
1301 CXD2820R_GPIO_L;
1302 dvb->fe[0] = dvb_attach(cxd2820r_attach,
1303 &em28xx_cxd2820r_config,
1304 &dev->i2c_adap[dev->def_i2c_bus],
1305 &dvb->lna_gpio);
1306 if (dvb->fe[0]) {
1307 /* FE 0 attach tuner */
1308 if (!dvb_attach(tda18271_attach,
1309 dvb->fe[0],
1310 0x60,
1311 &dev->i2c_adap[dev->def_i2c_bus],
1312 &em28xx_cxd2820r_tda18271_config)) {
1313
1314 dvb_frontend_detach(dvb->fe[0]);
1315 result = -EINVAL;
1316 goto out_free;
1317 }
1318
1319 #ifdef CONFIG_GPIOLIB
1320 /* enable LNA for DVB-T, DVB-T2 and DVB-C */
1321 result = gpio_request_one(dvb->lna_gpio,
1322 GPIOF_OUT_INIT_LOW, NULL);
1323 if (result)
1324 em28xx_errdev("gpio request failed %d\n",
1325 result);
1326 else
1327 gpio_free(dvb->lna_gpio);
1328
1329 result = 0; /* continue even set LNA fails */
1330 #endif
1331 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
1332 }
1333
1334 break;
1335 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
1336 {
1337 struct xc5000_config cfg;
1338
1339 hauppauge_hvr930c_init(dev);
1340
1341 dvb->fe[0] = dvb_attach(drxk_attach,
1342 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
1343 if (!dvb->fe[0]) {
1344 result = -EINVAL;
1345 goto out_free;
1346 }
1347 /* FIXME: do we need a pll semaphore? */
1348 dvb->fe[0]->sec_priv = dvb;
1349 sema_init(&dvb->pll_mutex, 1);
1350 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1351 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1352
1353 /* Attach xc5000 */
1354 memset(&cfg, 0, sizeof(cfg));
1355 cfg.i2c_address = 0x61;
1356 cfg.if_khz = 4000;
1357
1358 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1359 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1360 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus],
1361 &cfg)) {
1362 result = -EINVAL;
1363 goto out_free;
1364 }
1365 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1366 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1367
1368 break;
1369 }
1370 case EM2884_BOARD_TERRATEC_H5:
1371 terratec_h5_init(dev);
1372
1373 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
1374 if (!dvb->fe[0]) {
1375 result = -EINVAL;
1376 goto out_free;
1377 }
1378 /* FIXME: do we need a pll semaphore? */
1379 dvb->fe[0]->sec_priv = dvb;
1380 sema_init(&dvb->pll_mutex, 1);
1381 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1382 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1383
1384 /* Attach tda18271 to DVB-C frontend */
1385 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1386 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1387 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
1388 result = -EINVAL;
1389 goto out_free;
1390 }
1391 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1392 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1393
1394 break;
1395 case EM2884_BOARD_C3TECH_DIGITAL_DUO:
1396 dvb->fe[0] = dvb_attach(mb86a20s_attach,
1397 &c3tech_duo_mb86a20s_config,
1398 &dev->i2c_adap[dev->def_i2c_bus]);
1399 if (dvb->fe[0] != NULL)
1400 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1401 &dev->i2c_adap[dev->def_i2c_bus],
1402 &c3tech_duo_tda18271_config);
1403 break;
1404 case EM28174_BOARD_PCTV_460E: {
1405 struct i2c_client *client;
1406 struct i2c_board_info board_info;
1407 struct tda10071_platform_data tda10071_pdata = {};
1408 struct a8293_platform_data a8293_pdata = {};
1409
1410 /* attach demod + tuner combo */
1411 tda10071_pdata.clk = 40444000, /* 40.444 MHz */
1412 tda10071_pdata.i2c_wr_max = 64,
1413 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL,
1414 tda10071_pdata.pll_multiplier = 20,
1415 tda10071_pdata.tuner_i2c_addr = 0x14,
1416 memset(&board_info, 0, sizeof(board_info));
1417 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE);
1418 board_info.addr = 0x55;
1419 board_info.platform_data = &tda10071_pdata;
1420 request_module("tda10071");
1421 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1422 if (client == NULL || client->dev.driver == NULL) {
1423 result = -ENODEV;
1424 goto out_free;
1425 }
1426 if (!try_module_get(client->dev.driver->owner)) {
1427 i2c_unregister_device(client);
1428 result = -ENODEV;
1429 goto out_free;
1430 }
1431 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client);
1432 dvb->i2c_client_demod = client;
1433
1434 /* attach SEC */
1435 a8293_pdata.dvb_frontend = dvb->fe[0];
1436 memset(&board_info, 0, sizeof(board_info));
1437 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE);
1438 board_info.addr = 0x08;
1439 board_info.platform_data = &a8293_pdata;
1440 request_module("a8293");
1441 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1442 if (client == NULL || client->dev.driver == NULL) {
1443 module_put(dvb->i2c_client_demod->dev.driver->owner);
1444 i2c_unregister_device(dvb->i2c_client_demod);
1445 result = -ENODEV;
1446 goto out_free;
1447 }
1448 if (!try_module_get(client->dev.driver->owner)) {
1449 i2c_unregister_device(client);
1450 module_put(dvb->i2c_client_demod->dev.driver->owner);
1451 i2c_unregister_device(dvb->i2c_client_demod);
1452 result = -ENODEV;
1453 goto out_free;
1454 }
1455 dvb->i2c_client_sec = client;
1456 break;
1457 }
1458 case EM2874_BOARD_DELOCK_61959:
1459 case EM2874_BOARD_MAXMEDIA_UB425_TC:
1460 /* attach demodulator */
1461 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
1462 &dev->i2c_adap[dev->def_i2c_bus]);
1463
1464 if (dvb->fe[0]) {
1465 /* disable I2C-gate */
1466 dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
1467
1468 /* attach tuner */
1469 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1470 &dev->i2c_adap[dev->def_i2c_bus],
1471 &em28xx_cxd2820r_tda18271_config)) {
1472 dvb_frontend_detach(dvb->fe[0]);
1473 result = -EINVAL;
1474 goto out_free;
1475 }
1476 }
1477 break;
1478 case EM2884_BOARD_PCTV_510E:
1479 case EM2884_BOARD_PCTV_520E:
1480 pctv_520e_init(dev);
1481
1482 /* attach demodulator */
1483 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
1484 &dev->i2c_adap[dev->def_i2c_bus]);
1485
1486 if (dvb->fe[0]) {
1487 /* attach tuner */
1488 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1489 &dev->i2c_adap[dev->def_i2c_bus],
1490 &em28xx_cxd2820r_tda18271_config)) {
1491 dvb_frontend_detach(dvb->fe[0]);
1492 result = -EINVAL;
1493 goto out_free;
1494 }
1495 }
1496 break;
1497 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
1498 case EM2884_BOARD_CINERGY_HTC_STICK:
1499 terratec_htc_stick_init(dev);
1500
1501 /* attach demodulator */
1502 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1503 &dev->i2c_adap[dev->def_i2c_bus]);
1504 if (!dvb->fe[0]) {
1505 result = -EINVAL;
1506 goto out_free;
1507 }
1508
1509 /* Attach the demodulator. */
1510 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1511 &dev->i2c_adap[dev->def_i2c_bus],
1512 &em28xx_cxd2820r_tda18271_config)) {
1513 result = -EINVAL;
1514 goto out_free;
1515 }
1516 break;
1517 case EM2884_BOARD_TERRATEC_HTC_USB_XS:
1518 terratec_htc_usb_xs_init(dev);
1519
1520 /* attach demodulator */
1521 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1522 &dev->i2c_adap[dev->def_i2c_bus]);
1523 if (!dvb->fe[0]) {
1524 result = -EINVAL;
1525 goto out_free;
1526 }
1527
1528 /* Attach the demodulator. */
1529 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1530 &dev->i2c_adap[dev->def_i2c_bus],
1531 &em28xx_cxd2820r_tda18271_config)) {
1532 result = -EINVAL;
1533 goto out_free;
1534 }
1535 break;
1536 case EM2874_BOARD_KWORLD_UB435Q_V2:
1537 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1538 &em2874_lgdt3305_dev,
1539 &dev->i2c_adap[dev->def_i2c_bus]);
1540 if (!dvb->fe[0]) {
1541 result = -EINVAL;
1542 goto out_free;
1543 }
1544
1545 /* Attach the demodulator. */
1546 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1547 &dev->i2c_adap[dev->def_i2c_bus],
1548 &kworld_ub435q_v2_config)) {
1549 result = -EINVAL;
1550 goto out_free;
1551 }
1552 break;
1553 case EM2874_BOARD_KWORLD_UB435Q_V3:
1554 {
1555 struct i2c_client *client;
1556 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
1557 struct i2c_board_info board_info = {
1558 .type = "tda18212",
1559 .addr = 0x60,
1560 .platform_data = &kworld_ub435q_v3_config,
1561 };
1562
1563 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1564 &em2874_lgdt3305_nogate_dev,
1565 &dev->i2c_adap[dev->def_i2c_bus]);
1566 if (!dvb->fe[0]) {
1567 result = -EINVAL;
1568 goto out_free;
1569 }
1570
1571 /* attach tuner */
1572 kworld_ub435q_v3_config.fe = dvb->fe[0];
1573 request_module("tda18212");
1574 client = i2c_new_device(adapter, &board_info);
1575 if (client == NULL || client->dev.driver == NULL) {
1576 dvb_frontend_detach(dvb->fe[0]);
1577 result = -ENODEV;
1578 goto out_free;
1579 }
1580
1581 if (!try_module_get(client->dev.driver->owner)) {
1582 i2c_unregister_device(client);
1583 dvb_frontend_detach(dvb->fe[0]);
1584 result = -ENODEV;
1585 goto out_free;
1586 }
1587
1588 dvb->i2c_client_tuner = client;
1589 break;
1590 }
1591 case EM2874_BOARD_PCTV_HD_MINI_80E:
1592 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]);
1593 if (dvb->fe[0] != NULL) {
1594 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1595 &dev->i2c_adap[dev->def_i2c_bus],
1596 &pinnacle_80e_dvb_config);
1597 if (!dvb->fe[0]) {
1598 result = -EINVAL;
1599 goto out_free;
1600 }
1601 }
1602 break;
1603 case EM28178_BOARD_PCTV_461E: {
1604 struct i2c_client *client;
1605 struct i2c_adapter *i2c_adapter;
1606 struct i2c_board_info board_info;
1607 struct m88ds3103_platform_data m88ds3103_pdata = {};
1608 struct ts2020_config ts2020_config = {};
1609 struct a8293_platform_data a8293_pdata = {};
1610
1611 /* attach demod */
1612 m88ds3103_pdata.clk = 27000000;
1613 m88ds3103_pdata.i2c_wr_max = 33;
1614 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1615 m88ds3103_pdata.ts_clk = 16000;
1616 m88ds3103_pdata.ts_clk_pol = 1;
1617 m88ds3103_pdata.agc = 0x99;
1618 memset(&board_info, 0, sizeof(board_info));
1619 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE);
1620 board_info.addr = 0x68;
1621 board_info.platform_data = &m88ds3103_pdata;
1622 request_module("m88ds3103");
1623 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1624 if (client == NULL || client->dev.driver == NULL) {
1625 result = -ENODEV;
1626 goto out_free;
1627 }
1628 if (!try_module_get(client->dev.driver->owner)) {
1629 i2c_unregister_device(client);
1630 result = -ENODEV;
1631 goto out_free;
1632 }
1633 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client);
1634 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client);
1635 dvb->i2c_client_demod = client;
1636
1637 /* attach tuner */
1638 ts2020_config.fe = dvb->fe[0];
1639 memset(&board_info, 0, sizeof(board_info));
1640 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE);
1641 board_info.addr = 0x60;
1642 board_info.platform_data = &ts2020_config;
1643 request_module("ts2020");
1644 client = i2c_new_device(i2c_adapter, &board_info);
1645 if (client == NULL || client->dev.driver == NULL) {
1646 module_put(dvb->i2c_client_demod->dev.driver->owner);
1647 i2c_unregister_device(dvb->i2c_client_demod);
1648 result = -ENODEV;
1649 goto out_free;
1650 }
1651 if (!try_module_get(client->dev.driver->owner)) {
1652 i2c_unregister_device(client);
1653 module_put(dvb->i2c_client_demod->dev.driver->owner);
1654 i2c_unregister_device(dvb->i2c_client_demod);
1655 result = -ENODEV;
1656 goto out_free;
1657 }
1658 dvb->i2c_client_tuner = client;
1659 /* delegate signal strength measurement to tuner */
1660 dvb->fe[0]->ops.read_signal_strength =
1661 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1662
1663 /* attach SEC */
1664 a8293_pdata.dvb_frontend = dvb->fe[0];
1665 memset(&board_info, 0, sizeof(board_info));
1666 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE);
1667 board_info.addr = 0x08;
1668 board_info.platform_data = &a8293_pdata;
1669 request_module("a8293");
1670 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1671 if (client == NULL || client->dev.driver == NULL) {
1672 module_put(dvb->i2c_client_tuner->dev.driver->owner);
1673 i2c_unregister_device(dvb->i2c_client_tuner);
1674 module_put(dvb->i2c_client_demod->dev.driver->owner);
1675 i2c_unregister_device(dvb->i2c_client_demod);
1676 result = -ENODEV;
1677 goto out_free;
1678 }
1679 if (!try_module_get(client->dev.driver->owner)) {
1680 i2c_unregister_device(client);
1681 module_put(dvb->i2c_client_tuner->dev.driver->owner);
1682 i2c_unregister_device(dvb->i2c_client_tuner);
1683 module_put(dvb->i2c_client_demod->dev.driver->owner);
1684 i2c_unregister_device(dvb->i2c_client_demod);
1685 result = -ENODEV;
1686 goto out_free;
1687 }
1688 dvb->i2c_client_sec = client;
1689 break;
1690 }
1691 case EM28178_BOARD_PCTV_292E:
1692 {
1693 struct i2c_adapter *adapter;
1694 struct i2c_client *client;
1695 struct i2c_board_info info;
1696 struct si2168_config si2168_config;
1697 struct si2157_config si2157_config;
1698
1699 /* attach demod */
1700 memset(&si2168_config, 0, sizeof(si2168_config));
1701 si2168_config.i2c_adapter = &adapter;
1702 si2168_config.fe = &dvb->fe[0];
1703 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1704 memset(&info, 0, sizeof(struct i2c_board_info));
1705 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1706 info.addr = 0x64;
1707 info.platform_data = &si2168_config;
1708 request_module(info.type);
1709 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1710 if (client == NULL || client->dev.driver == NULL) {
1711 result = -ENODEV;
1712 goto out_free;
1713 }
1714
1715 if (!try_module_get(client->dev.driver->owner)) {
1716 i2c_unregister_device(client);
1717 result = -ENODEV;
1718 goto out_free;
1719 }
1720
1721 dvb->i2c_client_demod = client;
1722
1723 /* attach tuner */
1724 memset(&si2157_config, 0, sizeof(si2157_config));
1725 si2157_config.fe = dvb->fe[0];
1726 si2157_config.if_port = 1;
1727 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1728 si2157_config.mdev = dev->media_dev;
1729 #endif
1730 memset(&info, 0, sizeof(struct i2c_board_info));
1731 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1732 info.addr = 0x60;
1733 info.platform_data = &si2157_config;
1734 request_module(info.type);
1735 client = i2c_new_device(adapter, &info);
1736 if (client == NULL || client->dev.driver == NULL) {
1737 module_put(dvb->i2c_client_demod->dev.driver->owner);
1738 i2c_unregister_device(dvb->i2c_client_demod);
1739 result = -ENODEV;
1740 goto out_free;
1741 }
1742
1743 if (!try_module_get(client->dev.driver->owner)) {
1744 i2c_unregister_device(client);
1745 module_put(dvb->i2c_client_demod->dev.driver->owner);
1746 i2c_unregister_device(dvb->i2c_client_demod);
1747 result = -ENODEV;
1748 goto out_free;
1749 }
1750
1751 dvb->i2c_client_tuner = client;
1752 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
1753 }
1754 break;
1755 case EM28178_BOARD_TERRATEC_T2_STICK_HD:
1756 {
1757 struct i2c_adapter *adapter;
1758 struct i2c_client *client;
1759 struct i2c_board_info info;
1760 struct si2168_config si2168_config;
1761 struct si2157_config si2157_config;
1762
1763 /* attach demod */
1764 memset(&si2168_config, 0, sizeof(si2168_config));
1765 si2168_config.i2c_adapter = &adapter;
1766 si2168_config.fe = &dvb->fe[0];
1767 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1768 memset(&info, 0, sizeof(struct i2c_board_info));
1769 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1770 info.addr = 0x64;
1771 info.platform_data = &si2168_config;
1772 request_module(info.type);
1773 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1774 if (client == NULL || client->dev.driver == NULL) {
1775 result = -ENODEV;
1776 goto out_free;
1777 }
1778
1779 if (!try_module_get(client->dev.driver->owner)) {
1780 i2c_unregister_device(client);
1781 result = -ENODEV;
1782 goto out_free;
1783 }
1784
1785 dvb->i2c_client_demod = client;
1786
1787 /* attach tuner */
1788 memset(&si2157_config, 0, sizeof(si2157_config));
1789 si2157_config.fe = dvb->fe[0];
1790 si2157_config.if_port = 0;
1791 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1792 si2157_config.mdev = dev->media_dev;
1793 #endif
1794 memset(&info, 0, sizeof(struct i2c_board_info));
1795 strlcpy(info.type, "si2146", I2C_NAME_SIZE);
1796 info.addr = 0x60;
1797 info.platform_data = &si2157_config;
1798 request_module("si2157");
1799 client = i2c_new_device(adapter, &info);
1800 if (client == NULL || client->dev.driver == NULL) {
1801 module_put(dvb->i2c_client_demod->dev.driver->owner);
1802 i2c_unregister_device(dvb->i2c_client_demod);
1803 result = -ENODEV;
1804 goto out_free;
1805 }
1806
1807 if (!try_module_get(client->dev.driver->owner)) {
1808 i2c_unregister_device(client);
1809 module_put(dvb->i2c_client_demod->dev.driver->owner);
1810 i2c_unregister_device(dvb->i2c_client_demod);
1811 result = -ENODEV;
1812 goto out_free;
1813 }
1814
1815 dvb->i2c_client_tuner = client;
1816 }
1817 break;
1818
1819 case EM28178_BOARD_PLEX_PX_BCUD:
1820 {
1821 struct i2c_client *client;
1822 struct i2c_board_info info;
1823 struct tc90522_config tc90522_config;
1824 struct qm1d1c0042_config qm1d1c0042_config;
1825
1826 /* attach demod */
1827 memset(&tc90522_config, 0, sizeof(tc90522_config));
1828 memset(&info, 0, sizeof(struct i2c_board_info));
1829 strlcpy(info.type, "tc90522sat", I2C_NAME_SIZE);
1830 info.addr = 0x15;
1831 info.platform_data = &tc90522_config;
1832 request_module("tc90522");
1833 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1834 if (client == NULL || client->dev.driver == NULL) {
1835 result = -ENODEV;
1836 goto out_free;
1837 }
1838 dvb->i2c_client_demod = client;
1839 if (!try_module_get(client->dev.driver->owner)) {
1840 i2c_unregister_device(client);
1841 result = -ENODEV;
1842 goto out_free;
1843 }
1844
1845 /* attach tuner */
1846 memset(&qm1d1c0042_config, 0,
1847 sizeof(qm1d1c0042_config));
1848 qm1d1c0042_config.fe = tc90522_config.fe;
1849 qm1d1c0042_config.lpf = 1;
1850 memset(&info, 0, sizeof(struct i2c_board_info));
1851 strlcpy(info.type, "qm1d1c0042", I2C_NAME_SIZE);
1852 info.addr = 0x61;
1853 info.platform_data = &qm1d1c0042_config;
1854 request_module(info.type);
1855 client = i2c_new_device(tc90522_config.tuner_i2c,
1856 &info);
1857 if (client == NULL || client->dev.driver == NULL) {
1858 module_put(dvb->i2c_client_demod->dev.driver->owner);
1859 i2c_unregister_device(dvb->i2c_client_demod);
1860 result = -ENODEV;
1861 goto out_free;
1862 }
1863 dvb->i2c_client_tuner = client;
1864 if (!try_module_get(client->dev.driver->owner)) {
1865 i2c_unregister_device(client);
1866 module_put(dvb->i2c_client_demod->dev.driver->owner);
1867 i2c_unregister_device(dvb->i2c_client_demod);
1868 result = -ENODEV;
1869 goto out_free;
1870 }
1871 dvb->fe[0] = tc90522_config.fe;
1872 px_bcud_init(dev);
1873 }
1874 break;
1875 case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
1876 {
1877 struct i2c_adapter *adapter;
1878 struct i2c_client *client;
1879 struct i2c_board_info info;
1880 struct si2168_config si2168_config;
1881 struct si2157_config si2157_config;
1882
1883 /* attach demod */
1884 memset(&si2168_config, 0, sizeof(si2168_config));
1885 si2168_config.i2c_adapter = &adapter;
1886 si2168_config.fe = &dvb->fe[0];
1887 si2168_config.ts_mode = SI2168_TS_SERIAL;
1888 memset(&info, 0, sizeof(struct i2c_board_info));
1889 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1890 info.addr = 0x64;
1891 info.platform_data = &si2168_config;
1892 request_module(info.type);
1893 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1894 if (client == NULL || client->dev.driver == NULL) {
1895 result = -ENODEV;
1896 goto out_free;
1897 }
1898
1899 if (!try_module_get(client->dev.driver->owner)) {
1900 i2c_unregister_device(client);
1901 result = -ENODEV;
1902 goto out_free;
1903 }
1904
1905 dvb->i2c_client_demod = client;
1906
1907 /* attach tuner */
1908 memset(&si2157_config, 0, sizeof(si2157_config));
1909 si2157_config.fe = dvb->fe[0];
1910 si2157_config.if_port = 1;
1911 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
1912 si2157_config.mdev = dev->media_dev;
1913 #endif
1914 memset(&info, 0, sizeof(struct i2c_board_info));
1915 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1916 info.addr = 0x60;
1917 info.platform_data = &si2157_config;
1918 request_module(info.type);
1919 client = i2c_new_device(adapter, &info);
1920 if (client == NULL || client->dev.driver == NULL) {
1921 module_put(dvb->i2c_client_demod->dev.driver->owner);
1922 i2c_unregister_device(dvb->i2c_client_demod);
1923 result = -ENODEV;
1924 goto out_free;
1925 }
1926
1927 if (!try_module_get(client->dev.driver->owner)) {
1928 i2c_unregister_device(client);
1929 module_put(dvb->i2c_client_demod->dev.driver->owner);
1930 i2c_unregister_device(dvb->i2c_client_demod);
1931 result = -ENODEV;
1932 goto out_free;
1933 }
1934
1935 dvb->i2c_client_tuner = client;
1936
1937 }
1938 break;
1939 default:
1940 em28xx_errdev("/2: The frontend of your DVB/ATSC card"
1941 " isn't supported yet\n");
1942 break;
1943 }
1944 if (NULL == dvb->fe[0]) {
1945 em28xx_errdev("/2: frontend initialization failed\n");
1946 result = -EINVAL;
1947 goto out_free;
1948 }
1949 /* define general-purpose callback pointer */
1950 dvb->fe[0]->callback = em28xx_tuner_callback;
1951 if (dvb->fe[1])
1952 dvb->fe[1]->callback = em28xx_tuner_callback;
1953
1954 /* register everything */
1955 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
1956
1957 if (result < 0)
1958 goto out_free;
1959
1960 em28xx_info("DVB extension successfully initialized\n");
1961
1962 kref_get(&dev->ref);
1963
1964 ret:
1965 em28xx_set_mode(dev, EM28XX_SUSPEND);
1966 mutex_unlock(&dev->lock);
1967 return result;
1968
1969 out_free:
1970 kfree(dvb);
1971 dev->dvb = NULL;
1972 goto ret;
1973 }
1974
1975 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
1976 {
1977 ops->set_voltage = NULL;
1978 ops->sleep = NULL;
1979 ops->tuner_ops.sleep = NULL;
1980 }
1981
1982 static int em28xx_dvb_fini(struct em28xx *dev)
1983 {
1984 struct em28xx_dvb *dvb;
1985 struct i2c_client *client;
1986
1987 if (dev->is_audio_only) {
1988 /* Shouldn't initialize IR for this interface */
1989 return 0;
1990 }
1991
1992 if (!dev->board.has_dvb) {
1993 /* This device does not support the extension */
1994 return 0;
1995 }
1996
1997 if (!dev->dvb)
1998 return 0;
1999
2000 em28xx_info("Closing DVB extension\n");
2001
2002 dvb = dev->dvb;
2003
2004 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
2005
2006 if (dev->disconnected) {
2007 /* We cannot tell the device to sleep
2008 * once it has been unplugged. */
2009 if (dvb->fe[0]) {
2010 prevent_sleep(&dvb->fe[0]->ops);
2011 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
2012 }
2013 if (dvb->fe[1]) {
2014 prevent_sleep(&dvb->fe[1]->ops);
2015 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
2016 }
2017 }
2018
2019 /* remove I2C SEC */
2020 client = dvb->i2c_client_sec;
2021 if (client) {
2022 module_put(client->dev.driver->owner);
2023 i2c_unregister_device(client);
2024 }
2025
2026 /* remove I2C tuner */
2027 client = dvb->i2c_client_tuner;
2028 if (client) {
2029 module_put(client->dev.driver->owner);
2030 i2c_unregister_device(client);
2031 }
2032
2033 /* remove I2C demod */
2034 client = dvb->i2c_client_demod;
2035 if (client) {
2036 module_put(client->dev.driver->owner);
2037 i2c_unregister_device(client);
2038 }
2039
2040 em28xx_unregister_dvb(dvb);
2041 kfree(dvb);
2042 dev->dvb = NULL;
2043 kref_put(&dev->ref, em28xx_free_device);
2044
2045 return 0;
2046 }
2047
2048 static int em28xx_dvb_suspend(struct em28xx *dev)
2049 {
2050 int ret = 0;
2051
2052 if (dev->is_audio_only)
2053 return 0;
2054
2055 if (!dev->board.has_dvb)
2056 return 0;
2057
2058 em28xx_info("Suspending DVB extension\n");
2059 if (dev->dvb) {
2060 struct em28xx_dvb *dvb = dev->dvb;
2061
2062 if (dvb->fe[0]) {
2063 ret = dvb_frontend_suspend(dvb->fe[0]);
2064 em28xx_info("fe0 suspend %d\n", ret);
2065 }
2066 if (dvb->fe[1]) {
2067 dvb_frontend_suspend(dvb->fe[1]);
2068 em28xx_info("fe1 suspend %d\n", ret);
2069 }
2070 }
2071
2072 return 0;
2073 }
2074
2075 static int em28xx_dvb_resume(struct em28xx *dev)
2076 {
2077 int ret = 0;
2078
2079 if (dev->is_audio_only)
2080 return 0;
2081
2082 if (!dev->board.has_dvb)
2083 return 0;
2084
2085 em28xx_info("Resuming DVB extension\n");
2086 if (dev->dvb) {
2087 struct em28xx_dvb *dvb = dev->dvb;
2088
2089 if (dvb->fe[0]) {
2090 ret = dvb_frontend_resume(dvb->fe[0]);
2091 em28xx_info("fe0 resume %d\n", ret);
2092 }
2093
2094 if (dvb->fe[1]) {
2095 ret = dvb_frontend_resume(dvb->fe[1]);
2096 em28xx_info("fe1 resume %d\n", ret);
2097 }
2098 }
2099
2100 return 0;
2101 }
2102
2103 static struct em28xx_ops dvb_ops = {
2104 .id = EM28XX_DVB,
2105 .name = "Em28xx dvb Extension",
2106 .init = em28xx_dvb_init,
2107 .fini = em28xx_dvb_fini,
2108 .suspend = em28xx_dvb_suspend,
2109 .resume = em28xx_dvb_resume,
2110 };
2111
2112 static int __init em28xx_dvb_register(void)
2113 {
2114 return em28xx_register_extension(&dvb_ops);
2115 }
2116
2117 static void __exit em28xx_dvb_unregister(void)
2118 {
2119 em28xx_unregister_extension(&dvb_ops);
2120 }
2121
2122 module_init(em28xx_dvb_register);
2123 module_exit(em28xx_dvb_unregister);
Linux with added FPC-III support