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 | |
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 | |
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, packet: -1, status: 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, packet: i, status: urb->status); |
168 | if (urb->status != -EPROTO) |
169 | continue; |
170 | } |
171 | if (!urb->actual_length) |
172 | continue; |
173 | dvb_dmx_swfilter(demux: &dev->dvb->demux, buf: urb->transfer_buffer, |
174 | count: urb->actual_length); |
175 | } else { |
176 | if (urb->iso_frame_desc[i].status < 0) { |
177 | print_err_status(dev, packet: i, |
178 | status: 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(demux: &dev->dvb->demux, |
185 | buf: urb->transfer_buffer + |
186 | urb->iso_frame_desc[i].offset, |
187 | count: 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 | 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(dev: udev, ifnum: dev->ifnum, alternate: dvb_alt); |
220 | |
221 | rc = em28xx_set_mode(dev, set_mode: 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, mode: EM28XX_DIGITAL_MODE, |
231 | xfer_bulk: dev->dvb_xfer_bulk, |
232 | EM28XX_DVB_NUM_BUFS, |
233 | max_pkt_size: dvb_max_packet_size, |
234 | packet_multiplier, |
235 | urb_data_copy: em28xx_dvb_urb_data_copy); |
236 | } |
237 | |
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 | |
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(lock: &dvb->lock); |
268 | return rc; |
269 | } |
270 | |
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(lock: &dvb->lock); |
284 | return err; |
285 | } |
286 | |
287 | /* ------------------------------------------------------------------ */ |
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, set_mode: EM28XX_DIGITAL_MODE); |
295 | else |
296 | return em28xx_set_mode(dev, set_mode: 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 | |
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(sem: &dvb->pll_mutex); |
459 | status = dvb->gate_ctrl(fe, 1); |
460 | } else { |
461 | status = dvb->gate_ctrl(fe, 0); |
462 | up(sem: &dvb->pll_mutex); |
463 | } |
464 | return status; |
465 | } |
466 | |
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, gpio: hauppauge_hvr930c_init); |
513 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x40); |
514 | usleep_range(min: 10000, max: 11000); |
515 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x44); |
516 | usleep_range(min: 10000, max: 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(client: &dev->i2c_client[dev->def_i2c_bus], |
522 | buf: regs[i].r, count: regs[i].len); |
523 | em28xx_gpio_set(dev, gpio: hauppauge_hvr930c_end); |
524 | |
525 | msleep(msecs: 100); |
526 | |
527 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x44); |
528 | msleep(msecs: 30); |
529 | |
530 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x45); |
531 | usleep_range(min: 10000, max: 11000); |
532 | } |
533 | |
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, gpio: terratec_h5_init); |
570 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x40); |
571 | usleep_range(min: 10000, max: 11000); |
572 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x45); |
573 | usleep_range(min: 10000, max: 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(client: &dev->i2c_client[dev->def_i2c_bus], |
579 | buf: regs[i].r, count: regs[i].len); |
580 | em28xx_gpio_set(dev, gpio: terratec_h5_end); |
581 | }; |
582 | |
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, gpio: terratec_htc_stick_init); |
623 | |
624 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x40); |
625 | usleep_range(min: 10000, max: 11000); |
626 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x44); |
627 | usleep_range(min: 10000, max: 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(client: &dev->i2c_client[dev->def_i2c_bus], |
633 | buf: regs[i].r, count: regs[i].len); |
634 | |
635 | em28xx_gpio_set(dev, gpio: terratec_htc_stick_end); |
636 | }; |
637 | |
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, val: 0x40); |
680 | |
681 | em28xx_gpio_set(dev, gpio: terratec_htc_usb_xs_init); |
682 | |
683 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x40); |
684 | usleep_range(min: 10000, max: 11000); |
685 | em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, val: 0x44); |
686 | usleep_range(min: 10000, max: 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(client: &dev->i2c_client[dev->def_i2c_bus], |
692 | buf: regs[i].r, count: regs[i].len); |
693 | |
694 | em28xx_gpio_set(dev, gpio: terratec_htc_usb_xs_end); |
695 | }; |
696 | |
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(client: &dev->i2c_client[dev->def_i2c_bus], |
722 | buf: regs[i].r, count: regs[i].len); |
723 | }; |
724 | |
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(gpio: 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(gpio: 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 | |
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, val: lna, bitmask: 0x01); |
767 | } |
768 | |
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(min: 200, max: 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 | |
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, val: 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(client: dev->dvb->i2c_client_demod, |
845 | buf: regs1[i].r, count: 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(client: dev->dvb->i2c_client_demod, buf: regs2[i].r, |
850 | count: regs2[i].len); |
851 | for (i = 0; i < ARRAY_SIZE(gpio); i++) { |
852 | em28xx_write_reg_bits(dev, reg: gpio[i].reg, val: gpio[i].val, |
853 | bitmask: gpio[i].mask); |
854 | if (gpio[i].sleep > 0) |
855 | msleep(msecs: 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 | |
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: &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 | |
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(adap: &dvb->adapter, |
983 | name: dev_name(dev: &dev->intf->dev), module, |
984 | device, adapter_nums: 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(demux: &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(dmxdev: &dvb->dmxdev, adap: &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(adap: &dvb->adapter, dvbnet: &dvb->net, dmxdemux: &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(adap: &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(dvbnet: &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(dmxdev: &dvb->dmxdev); |
1098 | fail_dmxdev: |
1099 | dvb_dmx_release(demux: &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(adap: &dvb->adapter); |
1110 | fail_adapter: |
1111 | return result; |
1112 | } |
1113 | |
1114 | static void em28xx_unregister_dvb(struct em28xx_dvb *dvb) |
1115 | { |
1116 | dvb_net_release(dvbnet: &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(dmxdev: &dvb->dmxdev); |
1120 | dvb_dmx_release(demux: &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(adap: &dvb->adapter); |
1128 | } |
1129 | |
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(module_name: "tda10071" , name: "tda10071_cx24118" , |
1144 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1145 | addr: 0x55, platform_data: &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(module_name: "a8293" , NULL, |
1155 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1156 | addr: 0x08, platform_data: &a8293_pdata); |
1157 | if (!dvb->i2c_client_sec) { |
1158 | dvb_module_release(client: dvb->i2c_client_demod); |
1159 | return -ENODEV; |
1160 | } |
1161 | |
1162 | return 0; |
1163 | } |
1164 | |
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(module_name: "m88ds3103" , NULL, |
1182 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1183 | addr: 0x68, platform_data: &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(module_name: "ts2020" , name: "ts2022" , |
1194 | adap: i2c_adapter, |
1195 | addr: 0x60, platform_data: &ts2020_config); |
1196 | if (!dvb->i2c_client_tuner) { |
1197 | dvb_module_release(client: 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(module_name: "a8293" , NULL, |
1214 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1215 | addr: 0x08, platform_data: &a8293_pdata); |
1216 | if (!dvb->i2c_client_sec) { |
1217 | dvb_module_release(client: dvb->i2c_client_tuner); |
1218 | dvb_module_release(client: dvb->i2c_client_demod); |
1219 | return -ENODEV; |
1220 | } |
1221 | |
1222 | return 0; |
1223 | } |
1224 | |
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(module_name: "m88ds3103" , name: "m88ds3103b" , |
1243 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1244 | addr: 0x6a, platform_data: &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(module_name: "ts2020" , name: "ts2022" , |
1255 | adap: i2c_adapter, |
1256 | addr: 0x60, platform_data: &ts2020_config); |
1257 | if (!dvb->i2c_client_tuner) { |
1258 | dvb_module_release(client: 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(module_name: "a8293" , NULL, |
1269 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1270 | addr: 0x08, platform_data: &a8293_pdata); |
1271 | if (!dvb->i2c_client_sec) { |
1272 | dvb_module_release(client: dvb->i2c_client_tuner); |
1273 | dvb_module_release(client: dvb->i2c_client_demod); |
1274 | return -ENODEV; |
1275 | } |
1276 | |
1277 | return 0; |
1278 | } |
1279 | |
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(module_name: "si2168" , NULL, |
1294 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1295 | addr: 0x64, platform_data: &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(module_name: "si2157" , NULL, |
1306 | adap: adapter, |
1307 | addr: 0x60, platform_data: &si2157_config); |
1308 | if (!dvb->i2c_client_tuner) { |
1309 | dvb_module_release(client: 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 | |
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(module_name: "si2168" , NULL, |
1330 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1331 | addr: 0x64, platform_data: &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(module_name: "si2157" , name: "si2146" , |
1343 | adap: adapter, |
1344 | addr: 0x60, platform_data: &si2157_config); |
1345 | if (!dvb->i2c_client_tuner) { |
1346 | dvb_module_release(client: dvb->i2c_client_demod); |
1347 | return -ENODEV; |
1348 | } |
1349 | |
1350 | return 0; |
1351 | } |
1352 | |
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(module_name: "tc90522" , name: "tc90522sat" , |
1361 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1362 | addr: 0x15, platform_data: &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(module_name: "qm1d1c0042" , NULL, |
1371 | adap: tc90522_config.tuner_i2c, |
1372 | addr: 0x61, platform_data: &qm1d1c0042_config); |
1373 | if (!dvb->i2c_client_tuner) { |
1374 | dvb_module_release(client: 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 | |
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(module_name: "si2168" , NULL, |
1400 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1401 | addr, platform_data: &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(module_name: "si2157" , NULL, |
1415 | adap: adapter, |
1416 | addr, platform_data: &si2157_config); |
1417 | if (!dvb->i2c_client_tuner) { |
1418 | dvb_module_release(client: dvb->i2c_client_demod); |
1419 | return -ENODEV; |
1420 | } |
1421 | |
1422 | return 0; |
1423 | } |
1424 | |
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(module_name: "lgdt3306a" , NULL, |
1440 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1441 | addr, platform_data: &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(module_name: "si2157" , NULL, |
1455 | adap: adapter, |
1456 | addr, platform_data: &si2157_config); |
1457 | if (!dvb->i2c_client_tuner) { |
1458 | dvb_module_release(client: dvb->i2c_client_demod); |
1459 | return -ENODEV; |
1460 | } |
1461 | |
1462 | return 0; |
1463 | } |
1464 | |
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(module_name: "mxl692" , NULL, |
1477 | adap: &dev->i2c_adap[dev->def_i2c_bus], |
1478 | addr, platform_data: &mxl692_config); |
1479 | if (!dvb->i2c_client_demod) |
1480 | return -ENODEV; |
1481 | |
1482 | return 0; |
1483 | } |
1484 | |
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(size: 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, mode: EM28XX_DIGITAL_MODE, |
1514 | xfer_bulk: dev->dvb_xfer_bulk, |
1515 | EM28XX_DVB_NUM_BUFS, |
1516 | max_pkt_size: 512, |
1517 | EM28XX_DVB_BULK_PACKET_MULTIPLIER); |
1518 | } else { |
1519 | result = em28xx_alloc_urbs(dev, mode: EM28XX_DIGITAL_MODE, |
1520 | xfer_bulk: dev->dvb_xfer_bulk, |
1521 | EM28XX_DVB_NUM_BUFS, |
1522 | max_pkt_size: 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(objp: dvb); |
1529 | dev->dvb = NULL; |
1530 | return result; |
1531 | } |
1532 | |
1533 | mutex_lock(&dev->lock); |
1534 | em28xx_set_mode(dev, set_mode: 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(addr: 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(addr: 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(addr: 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(addr: 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(addr: 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(addr: 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(gpio: 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(gpio: 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(sem: &dvb->pll_mutex, val: 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(sem: &dvb->pll_mutex, val: 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(module_name: "tda18212" , NULL, |
1913 | adap: adapter, addr: 0x60, |
1914 | platform_data: &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, device: &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(dev: udev, ifnum: dev->ifnum, alternate: dvb_alt); |
2005 | dev_info(&dev->intf->dev, "DVB extension successfully initialized\n" ); |
2006 | |
2007 | kref_get(kref: &dev->ref); |
2008 | |
2009 | ret: |
2010 | em28xx_set_mode(dev, set_mode: EM28XX_SUSPEND); |
2011 | mutex_unlock(lock: &dev->lock); |
2012 | return result; |
2013 | |
2014 | out_free: |
2015 | em28xx_uninit_usb_xfer(dev, mode: EM28XX_DIGITAL_MODE); |
2016 | kfree(objp: dvb); |
2017 | dev->dvb = NULL; |
2018 | goto ret; |
2019 | } |
2020 | |
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 | |
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, mode: 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(ops: &dvb->fe[0]->ops); |
2058 | dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED; |
2059 | } |
2060 | if (dvb->fe[1]) { |
2061 | prevent_sleep(ops: &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(client: dvb->i2c_client_sec); |
2070 | dvb_module_release(client: dvb->i2c_client_tuner); |
2071 | dvb_module_release(client: dvb->i2c_client_demod); |
2072 | |
2073 | kfree(objp: dvb); |
2074 | dev->dvb = NULL; |
2075 | kref_put(kref: &dev->ref, release: em28xx_free_device); |
2076 | |
2077 | return 0; |
2078 | } |
2079 | |
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 | |
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 | |
2144 | static int __init em28xx_dvb_register(void) |
2145 | { |
2146 | return em28xx_register_extension(dev: &dvb_ops); |
2147 | } |
2148 | |
2149 | static void __exit em28xx_dvb_unregister(void) |
2150 | { |
2151 | em28xx_unregister_extension(dev: &dvb_ops); |
2152 | } |
2153 | |
2154 | module_init(em28xx_dvb_register); |
2155 | module_exit(em28xx_dvb_unregister); |
2156 | |