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Commit | Line | Data |
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e0d3bafd SD |
1 | /* |
2 | DVB device driver for cx231xx | |
3 | ||
4 | Copyright (C) 2008 <srinivasa.deevi at conexant dot com> | |
b9255176 | 5 | Based on em28xx driver |
e0d3bafd SD |
6 | |
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
589dadf2 | 22 | #include "cx231xx.h" |
e0d3bafd | 23 | #include <linux/kernel.h> |
5a0e3ad6 | 24 | #include <linux/slab.h> |
e0d3bafd | 25 | |
e0d3bafd SD |
26 | #include <media/v4l2-common.h> |
27 | #include <media/videobuf-vmalloc.h> | |
6168309a | 28 | #include <media/tuner.h> |
e0d3bafd SD |
29 | |
30 | #include "xc5000.h" | |
64fbf444 PB |
31 | #include "s5h1432.h" |
32 | #include "tda18271.h" | |
33 | #include "s5h1411.h" | |
1a50fdde | 34 | #include "lgdt3305.h" |
dd2e7dd2 | 35 | #include "si2165.h" |
a096fd64 | 36 | #include "si2168.h" |
ede676c7 | 37 | #include "mb86a20s.h" |
9e49f7c3 | 38 | #include "si2157.h" |
809abdbf | 39 | #include "lgdt3306a.h" |
e0d3bafd | 40 | |
e0d3bafd SD |
41 | MODULE_DESCRIPTION("driver for cx231xx based DVB cards"); |
42 | MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>"); | |
43 | MODULE_LICENSE("GPL"); | |
44 | ||
45 | static unsigned int debug; | |
46 | module_param(debug, int, 0644); | |
47 | MODULE_PARM_DESC(debug, "enable debug messages [dvb]"); | |
48 | ||
49 | DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); | |
50 | ||
e0d3bafd SD |
51 | #define CX231XX_DVB_NUM_BUFS 5 |
52 | #define CX231XX_DVB_MAX_PACKETSIZE 564 | |
53 | #define CX231XX_DVB_MAX_PACKETS 64 | |
54 | ||
55 | struct cx231xx_dvb { | |
84b5dbf3 | 56 | struct dvb_frontend *frontend; |
e0d3bafd SD |
57 | |
58 | /* feed count management */ | |
84b5dbf3 MCC |
59 | struct mutex lock; |
60 | int nfeeds; | |
e0d3bafd SD |
61 | |
62 | /* general boilerplate stuff */ | |
84b5dbf3 MCC |
63 | struct dvb_adapter adapter; |
64 | struct dvb_demux demux; | |
65 | struct dmxdev dmxdev; | |
66 | struct dmx_frontend fe_hw; | |
67 | struct dmx_frontend fe_mem; | |
68 | struct dvb_net net; | |
d28d7f85 | 69 | struct i2c_client *i2c_client_demod; |
6d3debaf | 70 | struct i2c_client *i2c_client_tuner; |
e0d3bafd SD |
71 | }; |
72 | ||
64fbf444 PB |
73 | static struct s5h1432_config dvico_s5h1432_config = { |
74 | .output_mode = S5H1432_SERIAL_OUTPUT, | |
75 | .gpio = S5H1432_GPIO_ON, | |
76 | .qam_if = S5H1432_IF_4000, | |
77 | .vsb_if = S5H1432_IF_4000, | |
78 | .inversion = S5H1432_INVERSION_OFF, | |
79 | .status_mode = S5H1432_DEMODLOCKING, | |
80 | .mpeg_timing = S5H1432_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK, | |
81 | }; | |
82 | ||
83 | static struct tda18271_std_map cnxt_rde253s_tda18271_std_map = { | |
84 | .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, | |
85 | .if_lvl = 1, .rfagc_top = 0x37, }, | |
86 | .dvbt_7 = { .if_freq = 4000, .agc_mode = 3, .std = 5, | |
87 | .if_lvl = 1, .rfagc_top = 0x37, }, | |
88 | .dvbt_8 = { .if_freq = 4000, .agc_mode = 3, .std = 6, | |
89 | .if_lvl = 1, .rfagc_top = 0x37, }, | |
90 | }; | |
91 | ||
ede676c7 | 92 | static struct tda18271_std_map mb86a20s_tda18271_config = { |
84c09d72 MCC |
93 | .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4, |
94 | .if_lvl = 0, .rfagc_top = 0x37, }, | |
ede676c7 MCC |
95 | }; |
96 | ||
64fbf444 PB |
97 | static struct tda18271_config cnxt_rde253s_tunerconfig = { |
98 | .std_map = &cnxt_rde253s_tda18271_std_map, | |
99 | .gate = TDA18271_GATE_ANALOG, | |
100 | }; | |
101 | ||
102 | static struct s5h1411_config tda18271_s5h1411_config = { | |
103 | .output_mode = S5H1411_SERIAL_OUTPUT, | |
104 | .gpio = S5H1411_GPIO_OFF, | |
105 | .vsb_if = S5H1411_IF_3250, | |
106 | .qam_if = S5H1411_IF_4000, | |
107 | .inversion = S5H1411_INVERSION_ON, | |
108 | .status_mode = S5H1411_DEMODLOCKING, | |
109 | .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK, | |
110 | }; | |
111 | static struct s5h1411_config xc5000_s5h1411_config = { | |
112 | .output_mode = S5H1411_SERIAL_OUTPUT, | |
113 | .gpio = S5H1411_GPIO_OFF, | |
114 | .vsb_if = S5H1411_IF_3250, | |
115 | .qam_if = S5H1411_IF_3250, | |
116 | .inversion = S5H1411_INVERSION_OFF, | |
117 | .status_mode = S5H1411_DEMODLOCKING, | |
118 | .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK, | |
119 | }; | |
1a50fdde MK |
120 | |
121 | static struct lgdt3305_config hcw_lgdt3305_config = { | |
122 | .i2c_addr = 0x0e, | |
123 | .mpeg_mode = LGDT3305_MPEG_SERIAL, | |
124 | .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE, | |
125 | .tpvalid_polarity = LGDT3305_TP_VALID_HIGH, | |
126 | .deny_i2c_rptr = 1, | |
127 | .spectral_inversion = 1, | |
128 | .qam_if_khz = 4000, | |
129 | .vsb_if_khz = 3250, | |
130 | }; | |
131 | ||
132 | static struct tda18271_std_map hauppauge_tda18271_std_map = { | |
133 | .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 4, | |
134 | .if_lvl = 1, .rfagc_top = 0x58, }, | |
135 | .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 5, | |
136 | .if_lvl = 1, .rfagc_top = 0x58, }, | |
137 | }; | |
138 | ||
139 | static struct tda18271_config hcw_tda18271_config = { | |
140 | .std_map = &hauppauge_tda18271_std_map, | |
141 | .gate = TDA18271_GATE_DIGITAL, | |
142 | }; | |
143 | ||
ede676c7 MCC |
144 | static const struct mb86a20s_config pv_mb86a20s_config = { |
145 | .demod_address = 0x10, | |
7572f9c5 | 146 | .is_serial = true, |
ede676c7 MCC |
147 | }; |
148 | ||
149 | static struct tda18271_config pv_tda18271_config = { | |
150 | .std_map = &mb86a20s_tda18271_config, | |
151 | .gate = TDA18271_GATE_DIGITAL, | |
152 | .small_i2c = TDA18271_03_BYTE_CHUNK_INIT, | |
153 | }; | |
154 | ||
809abdbf OS |
155 | static struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = { |
156 | .i2c_addr = 0x59, | |
157 | .qam_if_khz = 4000, | |
158 | .vsb_if_khz = 3250, | |
159 | .deny_i2c_rptr = 1, | |
160 | .spectral_inversion = 1, | |
161 | .mpeg_mode = LGDT3306A_MPEG_SERIAL, | |
162 | .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE, | |
163 | .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH, | |
164 | .xtalMHz = 25, | |
165 | }; | |
166 | ||
84b5dbf3 | 167 | static inline void print_err_status(struct cx231xx *dev, int packet, int status) |
e0d3bafd SD |
168 | { |
169 | char *errmsg = "Unknown"; | |
170 | ||
171 | switch (status) { | |
172 | case -ENOENT: | |
173 | errmsg = "unlinked synchronuously"; | |
174 | break; | |
175 | case -ECONNRESET: | |
176 | errmsg = "unlinked asynchronuously"; | |
177 | break; | |
178 | case -ENOSR: | |
179 | errmsg = "Buffer error (overrun)"; | |
180 | break; | |
181 | case -EPIPE: | |
182 | errmsg = "Stalled (device not responding)"; | |
183 | break; | |
184 | case -EOVERFLOW: | |
185 | errmsg = "Babble (bad cable?)"; | |
186 | break; | |
187 | case -EPROTO: | |
188 | errmsg = "Bit-stuff error (bad cable?)"; | |
189 | break; | |
190 | case -EILSEQ: | |
191 | errmsg = "CRC/Timeout (could be anything)"; | |
192 | break; | |
193 | case -ETIME: | |
194 | errmsg = "Device does not respond"; | |
195 | break; | |
196 | } | |
197 | if (packet < 0) { | |
336fea92 | 198 | dev_dbg(dev->dev, |
3b795d01 | 199 | "URB status %d [%s].\n", status, errmsg); |
e0d3bafd | 200 | } else { |
336fea92 | 201 | dev_dbg(dev->dev, |
3b795d01 | 202 | "URB packet %d, status %d [%s].\n", |
e0d3bafd SD |
203 | packet, status, errmsg); |
204 | } | |
205 | } | |
206 | ||
207 | static inline int dvb_isoc_copy(struct cx231xx *dev, struct urb *urb) | |
208 | { | |
209 | int i; | |
210 | ||
211 | if (!dev) | |
212 | return 0; | |
213 | ||
990862a2 | 214 | if (dev->state & DEV_DISCONNECTED) |
e0d3bafd SD |
215 | return 0; |
216 | ||
217 | if (urb->status < 0) { | |
218 | print_err_status(dev, -1, urb->status); | |
219 | if (urb->status == -ENOENT) | |
220 | return 0; | |
221 | } | |
222 | ||
223 | for (i = 0; i < urb->number_of_packets; i++) { | |
224 | int status = urb->iso_frame_desc[i].status; | |
225 | ||
226 | if (status < 0) { | |
227 | print_err_status(dev, i, status); | |
228 | if (urb->iso_frame_desc[i].status != -EPROTO) | |
229 | continue; | |
230 | } | |
231 | ||
64fbf444 PB |
232 | dvb_dmx_swfilter(&dev->dvb->demux, |
233 | urb->transfer_buffer + | |
234 | urb->iso_frame_desc[i].offset, | |
235 | urb->iso_frame_desc[i].actual_length); | |
e0d3bafd SD |
236 | } |
237 | ||
238 | return 0; | |
239 | } | |
240 | ||
64fbf444 PB |
241 | static inline int dvb_bulk_copy(struct cx231xx *dev, struct urb *urb) |
242 | { | |
64fbf444 PB |
243 | if (!dev) |
244 | return 0; | |
245 | ||
990862a2 | 246 | if (dev->state & DEV_DISCONNECTED) |
64fbf444 PB |
247 | return 0; |
248 | ||
249 | if (urb->status < 0) { | |
250 | print_err_status(dev, -1, urb->status); | |
251 | if (urb->status == -ENOENT) | |
252 | return 0; | |
253 | } | |
254 | ||
255 | /* Feed the transport payload into the kernel demux */ | |
256 | dvb_dmx_swfilter(&dev->dvb->demux, | |
257 | urb->transfer_buffer, urb->actual_length); | |
258 | ||
259 | return 0; | |
260 | } | |
261 | ||
e0d3bafd SD |
262 | static int start_streaming(struct cx231xx_dvb *dvb) |
263 | { | |
264 | int rc; | |
265 | struct cx231xx *dev = dvb->adapter.priv; | |
266 | ||
64fbf444 | 267 | if (dev->USE_ISO) { |
336fea92 | 268 | dev_dbg(dev->dev, "DVB transfer mode is ISO.\n"); |
64fbf444 | 269 | cx231xx_set_alt_setting(dev, INDEX_TS1, 4); |
64fbf444 PB |
270 | rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); |
271 | if (rc < 0) | |
272 | return rc; | |
273 | dev->mode_tv = 1; | |
274 | return cx231xx_init_isoc(dev, CX231XX_DVB_MAX_PACKETS, | |
275 | CX231XX_DVB_NUM_BUFS, | |
276 | dev->ts1_mode.max_pkt_size, | |
277 | dvb_isoc_copy); | |
278 | } else { | |
336fea92 | 279 | dev_dbg(dev->dev, "DVB transfer mode is BULK.\n"); |
64fbf444 PB |
280 | cx231xx_set_alt_setting(dev, INDEX_TS1, 0); |
281 | rc = cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); | |
282 | if (rc < 0) | |
283 | return rc; | |
284 | dev->mode_tv = 1; | |
285 | return cx231xx_init_bulk(dev, CX231XX_DVB_MAX_PACKETS, | |
286 | CX231XX_DVB_NUM_BUFS, | |
287 | dev->ts1_mode.max_pkt_size, | |
288 | dvb_bulk_copy); | |
289 | } | |
e0d3bafd | 290 | |
e0d3bafd SD |
291 | } |
292 | ||
293 | static int stop_streaming(struct cx231xx_dvb *dvb) | |
294 | { | |
295 | struct cx231xx *dev = dvb->adapter.priv; | |
296 | ||
64fbf444 PB |
297 | if (dev->USE_ISO) |
298 | cx231xx_uninit_isoc(dev); | |
299 | else | |
300 | cx231xx_uninit_bulk(dev); | |
e0d3bafd SD |
301 | |
302 | cx231xx_set_mode(dev, CX231XX_SUSPEND); | |
303 | ||
304 | return 0; | |
305 | } | |
306 | ||
307 | static int start_feed(struct dvb_demux_feed *feed) | |
308 | { | |
84b5dbf3 | 309 | struct dvb_demux *demux = feed->demux; |
e0d3bafd SD |
310 | struct cx231xx_dvb *dvb = demux->priv; |
311 | int rc, ret; | |
312 | ||
313 | if (!demux->dmx.frontend) | |
314 | return -EINVAL; | |
315 | ||
316 | mutex_lock(&dvb->lock); | |
317 | dvb->nfeeds++; | |
318 | rc = dvb->nfeeds; | |
319 | ||
320 | if (dvb->nfeeds == 1) { | |
321 | ret = start_streaming(dvb); | |
322 | if (ret < 0) | |
323 | rc = ret; | |
324 | } | |
325 | ||
326 | mutex_unlock(&dvb->lock); | |
327 | return rc; | |
328 | } | |
329 | ||
330 | static int stop_feed(struct dvb_demux_feed *feed) | |
331 | { | |
84b5dbf3 | 332 | struct dvb_demux *demux = feed->demux; |
e0d3bafd SD |
333 | struct cx231xx_dvb *dvb = demux->priv; |
334 | int err = 0; | |
335 | ||
336 | mutex_lock(&dvb->lock); | |
337 | dvb->nfeeds--; | |
338 | ||
339 | if (0 == dvb->nfeeds) | |
340 | err = stop_streaming(dvb); | |
341 | ||
342 | mutex_unlock(&dvb->lock); | |
343 | return err; | |
344 | } | |
345 | ||
e0d3bafd SD |
346 | /* ------------------------------------------------------------------ */ |
347 | static int cx231xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) | |
348 | { | |
349 | struct cx231xx *dev = fe->dvb->priv; | |
350 | ||
351 | if (acquire) | |
352 | return cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); | |
353 | else | |
354 | return cx231xx_set_mode(dev, CX231XX_SUSPEND); | |
355 | } | |
356 | ||
357 | /* ------------------------------------------------------------------ */ | |
358 | ||
e0d3bafd | 359 | static struct xc5000_config cnxt_rde250_tunerconfig = { |
84b5dbf3 | 360 | .i2c_address = 0x61, |
64fbf444 PB |
361 | .if_khz = 4000, |
362 | }; | |
363 | static struct xc5000_config cnxt_rdu250_tunerconfig = { | |
364 | .i2c_address = 0x61, | |
365 | .if_khz = 3250, | |
e0d3bafd SD |
366 | }; |
367 | ||
e0d3bafd SD |
368 | /* ------------------------------------------------------------------ */ |
369 | #if 0 | |
370 | static int attach_xc5000(u8 addr, struct cx231xx *dev) | |
371 | { | |
372 | ||
373 | struct dvb_frontend *fe; | |
374 | struct xc5000_config cfg; | |
375 | ||
376 | memset(&cfg, 0, sizeof(cfg)); | |
c3c3f1ae | 377 | cfg.i2c_adap = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master); |
84b5dbf3 | 378 | cfg.i2c_addr = addr; |
e0d3bafd SD |
379 | |
380 | if (!dev->dvb->frontend) { | |
ba1da97e MCC |
381 | dev_err(dev->dev, "%s/2: dvb frontend not attached. Can't attach xc5000\n", |
382 | dev->name); | |
e0d3bafd SD |
383 | return -EINVAL; |
384 | } | |
385 | ||
386 | fe = dvb_attach(xc5000_attach, dev->dvb->frontend, &cfg); | |
387 | if (!fe) { | |
336fea92 | 388 | dev_err(dev->dev, "%s/2: xc5000 attach failed\n", dev->name); |
e0d3bafd SD |
389 | dvb_frontend_detach(dev->dvb->frontend); |
390 | dev->dvb->frontend = NULL; | |
391 | return -EINVAL; | |
392 | } | |
393 | ||
336fea92 | 394 | dev_info(dev->dev, "%s/2: xc5000 attached\n", dev->name); |
e0d3bafd SD |
395 | |
396 | return 0; | |
397 | } | |
398 | #endif | |
399 | ||
84b5dbf3 | 400 | int cx231xx_set_analog_freq(struct cx231xx *dev, u32 freq) |
e0d3bafd | 401 | { |
84b5dbf3 | 402 | if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) { |
e0d3bafd | 403 | |
84b5dbf3 | 404 | struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops; |
e0d3bafd | 405 | |
84b5dbf3 MCC |
406 | if (dops->set_analog_params != NULL) { |
407 | struct analog_parameters params; | |
e0d3bafd | 408 | |
84b5dbf3 MCC |
409 | params.frequency = freq; |
410 | params.std = dev->norm; | |
411 | params.mode = 0; /* 0- Air; 1 - cable */ | |
412 | /*params.audmode = ; */ | |
e0d3bafd | 413 | |
84b5dbf3 | 414 | /* Set the analog parameters to set the frequency */ |
84b5dbf3 | 415 | dops->set_analog_params(dev->dvb->frontend, ¶ms); |
e0d3bafd SD |
416 | } |
417 | ||
84b5dbf3 MCC |
418 | } |
419 | ||
ea21f702 | 420 | return 0; |
e0d3bafd SD |
421 | } |
422 | ||
423 | int cx231xx_reset_analog_tuner(struct cx231xx *dev) | |
424 | { | |
84b5dbf3 | 425 | int status = 0; |
e0d3bafd | 426 | |
84b5dbf3 | 427 | if ((dev->dvb != NULL) && (dev->dvb->frontend != NULL)) { |
e0d3bafd | 428 | |
84b5dbf3 | 429 | struct dvb_tuner_ops *dops = &dev->dvb->frontend->ops.tuner_ops; |
e0d3bafd | 430 | |
84b5dbf3 | 431 | if (dops->init != NULL && !dev->xc_fw_load_done) { |
e0d3bafd | 432 | |
336fea92 | 433 | dev_dbg(dev->dev, |
b7085c08 | 434 | "Reloading firmware for XC5000\n"); |
84b5dbf3 MCC |
435 | status = dops->init(dev->dvb->frontend); |
436 | if (status == 0) { | |
437 | dev->xc_fw_load_done = 1; | |
336fea92 | 438 | dev_dbg(dev->dev, |
b7085c08 | 439 | "XC5000 firmware download completed\n"); |
84b5dbf3 MCC |
440 | } else { |
441 | dev->xc_fw_load_done = 0; | |
336fea92 | 442 | dev_dbg(dev->dev, |
b7085c08 | 443 | "XC5000 firmware download failed !!!\n"); |
e0d3bafd | 444 | } |
e0d3bafd SD |
445 | } |
446 | ||
84b5dbf3 MCC |
447 | } |
448 | ||
e0d3bafd SD |
449 | return status; |
450 | } | |
451 | ||
e0d3bafd SD |
452 | /* ------------------------------------------------------------------ */ |
453 | ||
454 | static int register_dvb(struct cx231xx_dvb *dvb, | |
84b5dbf3 MCC |
455 | struct module *module, |
456 | struct cx231xx *dev, struct device *device) | |
e0d3bafd SD |
457 | { |
458 | int result; | |
459 | ||
460 | mutex_init(&dvb->lock); | |
461 | ||
1d058bdc | 462 | |
e0d3bafd SD |
463 | /* register adapter */ |
464 | result = dvb_register_adapter(&dvb->adapter, dev->name, module, device, | |
465 | adapter_nr); | |
466 | if (result < 0) { | |
336fea92 | 467 | dev_warn(dev->dev, |
84b5dbf3 | 468 | "%s: dvb_register_adapter failed (errno = %d)\n", |
e0d3bafd SD |
469 | dev->name, result); |
470 | goto fail_adapter; | |
471 | } | |
89a2c1d6 | 472 | dvb_register_media_controller(&dvb->adapter, dev->media_dev); |
e0d3bafd SD |
473 | |
474 | /* Ensure all frontends negotiate bus access */ | |
475 | dvb->frontend->ops.ts_bus_ctrl = cx231xx_dvb_bus_ctrl; | |
476 | ||
477 | dvb->adapter.priv = dev; | |
478 | ||
479 | /* register frontend */ | |
480 | result = dvb_register_frontend(&dvb->adapter, dvb->frontend); | |
481 | if (result < 0) { | |
336fea92 | 482 | dev_warn(dev->dev, |
84b5dbf3 | 483 | "%s: dvb_register_frontend failed (errno = %d)\n", |
e0d3bafd SD |
484 | dev->name, result); |
485 | goto fail_frontend; | |
486 | } | |
487 | ||
488 | /* register demux stuff */ | |
489 | dvb->demux.dmx.capabilities = | |
84b5dbf3 MCC |
490 | DMX_TS_FILTERING | DMX_SECTION_FILTERING | |
491 | DMX_MEMORY_BASED_FILTERING; | |
492 | dvb->demux.priv = dvb; | |
493 | dvb->demux.filternum = 256; | |
494 | dvb->demux.feednum = 256; | |
e0d3bafd | 495 | dvb->demux.start_feed = start_feed; |
84b5dbf3 | 496 | dvb->demux.stop_feed = stop_feed; |
e0d3bafd SD |
497 | |
498 | result = dvb_dmx_init(&dvb->demux); | |
499 | if (result < 0) { | |
336fea92 | 500 | dev_warn(dev->dev, |
3b795d01 | 501 | "%s: dvb_dmx_init failed (errno = %d)\n", |
e0d3bafd SD |
502 | dev->name, result); |
503 | goto fail_dmx; | |
504 | } | |
505 | ||
84b5dbf3 MCC |
506 | dvb->dmxdev.filternum = 256; |
507 | dvb->dmxdev.demux = &dvb->demux.dmx; | |
e0d3bafd SD |
508 | dvb->dmxdev.capabilities = 0; |
509 | result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter); | |
510 | if (result < 0) { | |
336fea92 | 511 | dev_warn(dev->dev, |
3b795d01 MCC |
512 | "%s: dvb_dmxdev_init failed (errno = %d)\n", |
513 | dev->name, result); | |
e0d3bafd SD |
514 | goto fail_dmxdev; |
515 | } | |
516 | ||
517 | dvb->fe_hw.source = DMX_FRONTEND_0; | |
518 | result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw); | |
519 | if (result < 0) { | |
336fea92 | 520 | dev_warn(dev->dev, |
84b5dbf3 | 521 | "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n", |
e0d3bafd SD |
522 | dev->name, result); |
523 | goto fail_fe_hw; | |
524 | } | |
525 | ||
526 | dvb->fe_mem.source = DMX_MEMORY_FE; | |
527 | result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem); | |
528 | if (result < 0) { | |
336fea92 | 529 | dev_warn(dev->dev, |
3b795d01 MCC |
530 | "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n", |
531 | dev->name, result); | |
e0d3bafd SD |
532 | goto fail_fe_mem; |
533 | } | |
534 | ||
535 | result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw); | |
536 | if (result < 0) { | |
336fea92 | 537 | dev_warn(dev->dev, |
3b795d01 MCC |
538 | "%s: connect_frontend failed (errno = %d)\n", |
539 | dev->name, result); | |
e0d3bafd SD |
540 | goto fail_fe_conn; |
541 | } | |
542 | ||
543 | /* register network adapter */ | |
544 | dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx); | |
6168309a MCC |
545 | result = dvb_create_media_graph(&dvb->adapter, |
546 | dev->tuner_type == TUNER_ABSENT); | |
0d3ab841 MCC |
547 | if (result < 0) |
548 | goto fail_create_graph; | |
480884b6 | 549 | |
e0d3bafd SD |
550 | return 0; |
551 | ||
0d3ab841 MCC |
552 | fail_create_graph: |
553 | dvb_net_release(&dvb->net); | |
b9255176 | 554 | fail_fe_conn: |
e0d3bafd | 555 | dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); |
b9255176 | 556 | fail_fe_mem: |
e0d3bafd | 557 | dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); |
b9255176 | 558 | fail_fe_hw: |
e0d3bafd | 559 | dvb_dmxdev_release(&dvb->dmxdev); |
b9255176 | 560 | fail_dmxdev: |
e0d3bafd | 561 | dvb_dmx_release(&dvb->demux); |
b9255176 | 562 | fail_dmx: |
e0d3bafd | 563 | dvb_unregister_frontend(dvb->frontend); |
b9255176 | 564 | fail_frontend: |
e0d3bafd SD |
565 | dvb_frontend_detach(dvb->frontend); |
566 | dvb_unregister_adapter(&dvb->adapter); | |
b9255176 | 567 | fail_adapter: |
e0d3bafd SD |
568 | return result; |
569 | } | |
570 | ||
571 | static void unregister_dvb(struct cx231xx_dvb *dvb) | |
572 | { | |
6d3debaf | 573 | struct i2c_client *client; |
e0d3bafd SD |
574 | dvb_net_release(&dvb->net); |
575 | dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem); | |
576 | dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw); | |
577 | dvb_dmxdev_release(&dvb->dmxdev); | |
578 | dvb_dmx_release(&dvb->demux); | |
6d3debaf | 579 | /* remove I2C tuner */ |
d28d7f85 MS |
580 | client = dvb->i2c_client_tuner; |
581 | if (client) { | |
582 | module_put(client->dev.driver->owner); | |
583 | i2c_unregister_device(client); | |
584 | } | |
585 | /* remove I2C demod */ | |
586 | client = dvb->i2c_client_demod; | |
6d3debaf MS |
587 | if (client) { |
588 | module_put(client->dev.driver->owner); | |
589 | i2c_unregister_device(client); | |
590 | } | |
e0d3bafd SD |
591 | dvb_unregister_frontend(dvb->frontend); |
592 | dvb_frontend_detach(dvb->frontend); | |
593 | dvb_unregister_adapter(&dvb->adapter); | |
594 | } | |
595 | ||
e0d3bafd SD |
596 | static int dvb_init(struct cx231xx *dev) |
597 | { | |
598 | int result = 0; | |
599 | struct cx231xx_dvb *dvb; | |
c3c3f1ae MS |
600 | struct i2c_adapter *tuner_i2c; |
601 | struct i2c_adapter *demod_i2c; | |
e0d3bafd SD |
602 | |
603 | if (!dev->board.has_dvb) { | |
604 | /* This device does not support the extension */ | |
605 | return 0; | |
606 | } | |
607 | ||
608 | dvb = kzalloc(sizeof(struct cx231xx_dvb), GFP_KERNEL); | |
609 | ||
610 | if (dvb == NULL) { | |
336fea92 | 611 | dev_info(dev->dev, |
3b795d01 | 612 | "cx231xx_dvb: memory allocation failed\n"); |
e0d3bafd SD |
613 | return -ENOMEM; |
614 | } | |
615 | dev->dvb = dvb; | |
616 | dev->cx231xx_set_analog_freq = cx231xx_set_analog_freq; | |
84b5dbf3 | 617 | dev->cx231xx_reset_analog_tuner = cx231xx_reset_analog_tuner; |
e0d3bafd | 618 | |
c3c3f1ae MS |
619 | tuner_i2c = cx231xx_get_i2c_adap(dev, dev->board.tuner_i2c_master); |
620 | demod_i2c = cx231xx_get_i2c_adap(dev, dev->board.demod_i2c_master); | |
761f6cf6 | 621 | mutex_lock(&dev->lock); |
e0d3bafd | 622 | cx231xx_set_mode(dev, CX231XX_DIGITAL_MODE); |
64fbf444 | 623 | cx231xx_demod_reset(dev); |
e0d3bafd SD |
624 | /* init frontend */ |
625 | switch (dev->model) { | |
64fbf444 | 626 | case CX231XX_BOARD_CNXT_CARRAERA: |
84b5dbf3 MCC |
627 | case CX231XX_BOARD_CNXT_RDE_250: |
628 | ||
64fbf444 PB |
629 | dev->dvb->frontend = dvb_attach(s5h1432_attach, |
630 | &dvico_s5h1432_config, | |
c3c3f1ae | 631 | demod_i2c); |
84b5dbf3 MCC |
632 | |
633 | if (dev->dvb->frontend == NULL) { | |
336fea92 | 634 | dev_err(dev->dev, |
3b795d01 | 635 | "Failed to attach s5h1432 front end\n"); |
84b5dbf3 MCC |
636 | result = -EINVAL; |
637 | goto out_free; | |
638 | } | |
639 | ||
640 | /* define general-purpose callback pointer */ | |
641 | dvb->frontend->callback = cx231xx_tuner_callback; | |
642 | ||
d5abcc78 | 643 | if (!dvb_attach(xc5000_attach, dev->dvb->frontend, |
c3c3f1ae | 644 | tuner_i2c, |
d5abcc78 | 645 | &cnxt_rde250_tunerconfig)) { |
84b5dbf3 MCC |
646 | result = -EINVAL; |
647 | goto out_free; | |
648 | } | |
649 | ||
650 | break; | |
64fbf444 | 651 | case CX231XX_BOARD_CNXT_SHELBY: |
84b5dbf3 MCC |
652 | case CX231XX_BOARD_CNXT_RDU_250: |
653 | ||
64fbf444 PB |
654 | dev->dvb->frontend = dvb_attach(s5h1411_attach, |
655 | &xc5000_s5h1411_config, | |
c3c3f1ae | 656 | demod_i2c); |
84b5dbf3 MCC |
657 | |
658 | if (dev->dvb->frontend == NULL) { | |
336fea92 | 659 | dev_err(dev->dev, |
3b795d01 | 660 | "Failed to attach s5h1411 front end\n"); |
84b5dbf3 MCC |
661 | result = -EINVAL; |
662 | goto out_free; | |
663 | } | |
664 | ||
665 | /* define general-purpose callback pointer */ | |
666 | dvb->frontend->callback = cx231xx_tuner_callback; | |
667 | ||
d5abcc78 | 668 | if (!dvb_attach(xc5000_attach, dev->dvb->frontend, |
c3c3f1ae | 669 | tuner_i2c, |
64fbf444 PB |
670 | &cnxt_rdu250_tunerconfig)) { |
671 | result = -EINVAL; | |
672 | goto out_free; | |
673 | } | |
674 | break; | |
675 | case CX231XX_BOARD_CNXT_RDE_253S: | |
676 | ||
677 | dev->dvb->frontend = dvb_attach(s5h1432_attach, | |
678 | &dvico_s5h1432_config, | |
c3c3f1ae | 679 | demod_i2c); |
64fbf444 PB |
680 | |
681 | if (dev->dvb->frontend == NULL) { | |
336fea92 | 682 | dev_err(dev->dev, |
3b795d01 | 683 | "Failed to attach s5h1432 front end\n"); |
64fbf444 PB |
684 | result = -EINVAL; |
685 | goto out_free; | |
686 | } | |
687 | ||
688 | /* define general-purpose callback pointer */ | |
689 | dvb->frontend->callback = cx231xx_tuner_callback; | |
690 | ||
691 | if (!dvb_attach(tda18271_attach, dev->dvb->frontend, | |
c3c3f1ae | 692 | 0x60, tuner_i2c, |
64fbf444 PB |
693 | &cnxt_rde253s_tunerconfig)) { |
694 | result = -EINVAL; | |
695 | goto out_free; | |
696 | } | |
697 | break; | |
698 | case CX231XX_BOARD_CNXT_RDU_253S: | |
8b1255a2 | 699 | case CX231XX_BOARD_KWORLD_UB445_USB_HYBRID: |
64fbf444 PB |
700 | |
701 | dev->dvb->frontend = dvb_attach(s5h1411_attach, | |
702 | &tda18271_s5h1411_config, | |
c3c3f1ae | 703 | demod_i2c); |
64fbf444 PB |
704 | |
705 | if (dev->dvb->frontend == NULL) { | |
336fea92 | 706 | dev_err(dev->dev, |
3b795d01 | 707 | "Failed to attach s5h1411 front end\n"); |
64fbf444 PB |
708 | result = -EINVAL; |
709 | goto out_free; | |
710 | } | |
711 | ||
712 | /* define general-purpose callback pointer */ | |
713 | dvb->frontend->callback = cx231xx_tuner_callback; | |
714 | ||
715 | if (!dvb_attach(tda18271_attach, dev->dvb->frontend, | |
c3c3f1ae | 716 | 0x60, tuner_i2c, |
64fbf444 | 717 | &cnxt_rde253s_tunerconfig)) { |
84b5dbf3 MCC |
718 | result = -EINVAL; |
719 | goto out_free; | |
720 | } | |
721 | break; | |
1a50fdde MK |
722 | case CX231XX_BOARD_HAUPPAUGE_EXETER: |
723 | ||
336fea92 | 724 | dev_info(dev->dev, |
3b795d01 | 725 | "%s: looking for tuner / demod on i2c bus: %d\n", |
c3c3f1ae | 726 | __func__, i2c_adapter_id(tuner_i2c)); |
1a50fdde MK |
727 | |
728 | dev->dvb->frontend = dvb_attach(lgdt3305_attach, | |
729 | &hcw_lgdt3305_config, | |
599bedb7 | 730 | demod_i2c); |
1a50fdde MK |
731 | |
732 | if (dev->dvb->frontend == NULL) { | |
336fea92 | 733 | dev_err(dev->dev, |
3b795d01 | 734 | "Failed to attach LG3305 front end\n"); |
1a50fdde MK |
735 | result = -EINVAL; |
736 | goto out_free; | |
737 | } | |
738 | ||
739 | /* define general-purpose callback pointer */ | |
740 | dvb->frontend->callback = cx231xx_tuner_callback; | |
741 | ||
742 | dvb_attach(tda18271_attach, dev->dvb->frontend, | |
c3c3f1ae | 743 | 0x60, tuner_i2c, |
1a50fdde MK |
744 | &hcw_tda18271_config); |
745 | break; | |
746 | ||
dd2e7dd2 | 747 | case CX231XX_BOARD_HAUPPAUGE_930C_HD_1113xx: |
773028fe MS |
748 | { |
749 | struct i2c_client *client; | |
750 | struct i2c_board_info info; | |
751 | struct si2165_platform_data si2165_pdata; | |
dd2e7dd2 | 752 | |
773028fe MS |
753 | /* attach demod */ |
754 | memset(&si2165_pdata, 0, sizeof(si2165_pdata)); | |
755 | si2165_pdata.fe = &dev->dvb->frontend; | |
756 | si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL, | |
757 | si2165_pdata.ref_freq_Hz = 16000000, | |
dd2e7dd2 | 758 | |
773028fe MS |
759 | memset(&info, 0, sizeof(struct i2c_board_info)); |
760 | strlcpy(info.type, "si2165", I2C_NAME_SIZE); | |
761 | info.addr = 0x64; | |
762 | info.platform_data = &si2165_pdata; | |
763 | request_module(info.type); | |
764 | client = i2c_new_device(demod_i2c, &info); | |
765 | if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) { | |
336fea92 | 766 | dev_err(dev->dev, |
3b795d01 | 767 | "Failed to attach SI2165 front end\n"); |
dd2e7dd2 MS |
768 | result = -EINVAL; |
769 | goto out_free; | |
770 | } | |
771 | ||
773028fe MS |
772 | if (!try_module_get(client->dev.driver->owner)) { |
773 | i2c_unregister_device(client); | |
774 | result = -ENODEV; | |
775 | goto out_free; | |
776 | } | |
777 | ||
778 | dvb->i2c_client_demod = client; | |
779 | ||
3f9280a8 | 780 | dev->dvb->frontend->ops.i2c_gate_ctrl = NULL; |
dd2e7dd2 MS |
781 | |
782 | /* define general-purpose callback pointer */ | |
783 | dvb->frontend->callback = cx231xx_tuner_callback; | |
784 | ||
785 | dvb_attach(tda18271_attach, dev->dvb->frontend, | |
786 | 0x60, | |
c3c3f1ae | 787 | tuner_i2c, |
dd2e7dd2 MS |
788 | &hcw_tda18271_config); |
789 | ||
790 | dev->cx231xx_reset_analog_tuner = NULL; | |
791 | break; | |
773028fe | 792 | } |
9e49f7c3 MS |
793 | case CX231XX_BOARD_HAUPPAUGE_930C_HD_1114xx: |
794 | { | |
795 | struct i2c_client *client; | |
796 | struct i2c_board_info info; | |
773028fe | 797 | struct si2165_platform_data si2165_pdata; |
9e49f7c3 MS |
798 | struct si2157_config si2157_config; |
799 | ||
773028fe MS |
800 | /* attach demod */ |
801 | memset(&si2165_pdata, 0, sizeof(si2165_pdata)); | |
802 | si2165_pdata.fe = &dev->dvb->frontend; | |
803 | si2165_pdata.chip_mode = SI2165_MODE_PLL_EXT, | |
804 | si2165_pdata.ref_freq_Hz = 24000000, | |
9e49f7c3 | 805 | |
773028fe MS |
806 | memset(&info, 0, sizeof(struct i2c_board_info)); |
807 | strlcpy(info.type, "si2165", I2C_NAME_SIZE); | |
808 | info.addr = 0x64; | |
809 | info.platform_data = &si2165_pdata; | |
810 | request_module(info.type); | |
811 | client = i2c_new_device(demod_i2c, &info); | |
812 | if (client == NULL || client->dev.driver == NULL || dev->dvb->frontend == NULL) { | |
336fea92 | 813 | dev_err(dev->dev, |
3b795d01 | 814 | "Failed to attach SI2165 front end\n"); |
9e49f7c3 MS |
815 | result = -EINVAL; |
816 | goto out_free; | |
817 | } | |
818 | ||
773028fe MS |
819 | if (!try_module_get(client->dev.driver->owner)) { |
820 | i2c_unregister_device(client); | |
821 | result = -ENODEV; | |
822 | goto out_free; | |
823 | } | |
824 | ||
825 | dvb->i2c_client_demod = client; | |
826 | ||
827 | memset(&info, 0, sizeof(struct i2c_board_info)); | |
828 | ||
3f9280a8 | 829 | dev->dvb->frontend->ops.i2c_gate_ctrl = NULL; |
9e49f7c3 MS |
830 | |
831 | /* define general-purpose callback pointer */ | |
832 | dvb->frontend->callback = cx231xx_tuner_callback; | |
833 | ||
834 | /* attach tuner */ | |
835 | memset(&si2157_config, 0, sizeof(si2157_config)); | |
836 | si2157_config.fe = dev->dvb->frontend; | |
133bc4e4 MCC |
837 | #ifdef CONFIG_MEDIA_CONTROLLER_DVB |
838 | si2157_config.mdev = dev->media_dev; | |
839 | #endif | |
ee3c3e46 | 840 | si2157_config.if_port = 1; |
9e49f7c3 MS |
841 | si2157_config.inversion = true; |
842 | strlcpy(info.type, "si2157", I2C_NAME_SIZE); | |
843 | info.addr = 0x60; | |
844 | info.platform_data = &si2157_config; | |
845 | request_module("si2157"); | |
846 | ||
847 | client = i2c_new_device( | |
c3c3f1ae | 848 | tuner_i2c, |
9e49f7c3 MS |
849 | &info); |
850 | if (client == NULL || client->dev.driver == NULL) { | |
851 | dvb_frontend_detach(dev->dvb->frontend); | |
852 | result = -ENODEV; | |
853 | goto out_free; | |
854 | } | |
855 | ||
856 | if (!try_module_get(client->dev.driver->owner)) { | |
857 | i2c_unregister_device(client); | |
858 | dvb_frontend_detach(dev->dvb->frontend); | |
859 | result = -ENODEV; | |
860 | goto out_free; | |
861 | } | |
862 | ||
863 | dev->cx231xx_reset_analog_tuner = NULL; | |
864 | ||
865 | dev->dvb->i2c_client_tuner = client; | |
866 | break; | |
867 | } | |
809abdbf OS |
868 | case CX231XX_BOARD_HAUPPAUGE_955Q: |
869 | { | |
870 | struct i2c_client *client; | |
871 | struct i2c_board_info info; | |
872 | struct si2157_config si2157_config; | |
873 | ||
874 | memset(&info, 0, sizeof(struct i2c_board_info)); | |
875 | ||
876 | dev->dvb->frontend = dvb_attach(lgdt3306a_attach, | |
877 | &hauppauge_955q_lgdt3306a_config, | |
599bedb7 | 878 | demod_i2c |
809abdbf OS |
879 | ); |
880 | ||
881 | if (dev->dvb->frontend == NULL) { | |
882 | dev_err(dev->dev, | |
883 | "Failed to attach LGDT3306A frontend.\n"); | |
884 | result = -EINVAL; | |
885 | goto out_free; | |
886 | } | |
887 | ||
888 | dev->dvb->frontend->ops.i2c_gate_ctrl = NULL; | |
889 | ||
890 | /* define general-purpose callback pointer */ | |
891 | dvb->frontend->callback = cx231xx_tuner_callback; | |
892 | ||
893 | /* attach tuner */ | |
894 | memset(&si2157_config, 0, sizeof(si2157_config)); | |
895 | si2157_config.fe = dev->dvb->frontend; | |
133bc4e4 MCC |
896 | #ifdef CONFIG_MEDIA_CONTROLLER_DVB |
897 | si2157_config.mdev = dev->media_dev; | |
898 | #endif | |
ee3c3e46 | 899 | si2157_config.if_port = 1; |
809abdbf OS |
900 | si2157_config.inversion = true; |
901 | strlcpy(info.type, "si2157", I2C_NAME_SIZE); | |
902 | info.addr = 0x60; | |
903 | info.platform_data = &si2157_config; | |
904 | request_module("si2157"); | |
905 | ||
906 | client = i2c_new_device( | |
907 | tuner_i2c, | |
908 | &info); | |
909 | if (client == NULL || client->dev.driver == NULL) { | |
910 | dvb_frontend_detach(dev->dvb->frontend); | |
911 | result = -ENODEV; | |
912 | goto out_free; | |
913 | } | |
914 | ||
915 | if (!try_module_get(client->dev.driver->owner)) { | |
916 | i2c_unregister_device(client); | |
917 | dvb_frontend_detach(dev->dvb->frontend); | |
918 | result = -ENODEV; | |
919 | goto out_free; | |
920 | } | |
921 | ||
922 | dev->cx231xx_reset_analog_tuner = NULL; | |
9e49f7c3 | 923 | |
809abdbf OS |
924 | dev->dvb->i2c_client_tuner = client; |
925 | break; | |
926 | } | |
ede676c7 | 927 | case CX231XX_BOARD_PV_PLAYTV_USB_HYBRID: |
eeaaf817 | 928 | case CX231XX_BOARD_KWORLD_UB430_USB_HYBRID: |
ede676c7 | 929 | |
336fea92 | 930 | dev_info(dev->dev, |
3b795d01 MCC |
931 | "%s: looking for demod on i2c bus: %d\n", |
932 | __func__, i2c_adapter_id(tuner_i2c)); | |
ede676c7 MCC |
933 | |
934 | dev->dvb->frontend = dvb_attach(mb86a20s_attach, | |
935 | &pv_mb86a20s_config, | |
c3c3f1ae | 936 | demod_i2c); |
ede676c7 MCC |
937 | |
938 | if (dev->dvb->frontend == NULL) { | |
336fea92 | 939 | dev_err(dev->dev, |
3b795d01 | 940 | "Failed to attach mb86a20s demod\n"); |
ede676c7 MCC |
941 | result = -EINVAL; |
942 | goto out_free; | |
943 | } | |
944 | ||
945 | /* define general-purpose callback pointer */ | |
946 | dvb->frontend->callback = cx231xx_tuner_callback; | |
947 | ||
948 | dvb_attach(tda18271_attach, dev->dvb->frontend, | |
c3c3f1ae | 949 | 0x60, tuner_i2c, |
ede676c7 MCC |
950 | &pv_tda18271_config); |
951 | break; | |
e0d3bafd | 952 | |
a096fd64 OK |
953 | case CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD: |
954 | { | |
955 | struct si2157_config si2157_config = {}; | |
956 | struct si2168_config si2168_config = {}; | |
957 | struct i2c_board_info info = {}; | |
958 | struct i2c_client *client; | |
959 | struct i2c_adapter *adapter; | |
960 | ||
961 | /* attach demodulator chip */ | |
962 | si2168_config.ts_mode = SI2168_TS_SERIAL; /* from *.inf file */ | |
963 | si2168_config.fe = &dev->dvb->frontend; | |
964 | si2168_config.i2c_adapter = &adapter; | |
965 | si2168_config.ts_clock_inv = true; | |
966 | ||
967 | strlcpy(info.type, "si2168", sizeof(info.type)); | |
968 | info.addr = dev->board.demod_addr; | |
969 | info.platform_data = &si2168_config; | |
970 | ||
971 | request_module(info.type); | |
972 | client = i2c_new_device(demod_i2c, &info); | |
973 | ||
974 | if (client == NULL || client->dev.driver == NULL) { | |
975 | result = -ENODEV; | |
976 | goto out_free; | |
977 | } | |
978 | ||
979 | if (!try_module_get(client->dev.driver->owner)) { | |
980 | i2c_unregister_device(client); | |
981 | result = -ENODEV; | |
982 | goto out_free; | |
983 | } | |
984 | ||
985 | dvb->i2c_client_demod = client; | |
986 | ||
987 | /* attach tuner chip */ | |
988 | si2157_config.fe = dev->dvb->frontend; | |
989 | #ifdef CONFIG_MEDIA_CONTROLLER_DVB | |
990 | si2157_config.mdev = dev->media_dev; | |
991 | #endif | |
992 | si2157_config.if_port = 1; | |
993 | si2157_config.inversion = false; | |
994 | ||
995 | memset(&info, 0, sizeof(info)); | |
996 | strlcpy(info.type, "si2157", sizeof(info.type)); | |
997 | info.addr = dev->board.tuner_addr; | |
998 | info.platform_data = &si2157_config; | |
999 | ||
1000 | request_module(info.type); | |
1001 | client = i2c_new_device(tuner_i2c, &info); | |
1002 | ||
1003 | if (client == NULL || client->dev.driver == NULL) { | |
1004 | module_put(dvb->i2c_client_demod->dev.driver->owner); | |
1005 | i2c_unregister_device(dvb->i2c_client_demod); | |
1006 | result = -ENODEV; | |
1007 | goto out_free; | |
1008 | } | |
1009 | ||
1010 | if (!try_module_get(client->dev.driver->owner)) { | |
1011 | i2c_unregister_device(client); | |
1012 | module_put(dvb->i2c_client_demod->dev.driver->owner); | |
1013 | i2c_unregister_device(dvb->i2c_client_demod); | |
1014 | result = -ENODEV; | |
1015 | goto out_free; | |
1016 | } | |
1017 | ||
1018 | dev->cx231xx_reset_analog_tuner = NULL; | |
1019 | dev->dvb->i2c_client_tuner = client; | |
1020 | break; | |
1021 | } | |
e0d3bafd | 1022 | default: |
336fea92 | 1023 | dev_err(dev->dev, |
3b795d01 MCC |
1024 | "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n", |
1025 | dev->name); | |
e0d3bafd SD |
1026 | break; |
1027 | } | |
1028 | if (NULL == dvb->frontend) { | |
336fea92 | 1029 | dev_err(dev->dev, |
84b5dbf3 | 1030 | "%s/2: frontend initialization failed\n", dev->name); |
e0d3bafd SD |
1031 | result = -EINVAL; |
1032 | goto out_free; | |
1033 | } | |
1034 | ||
e0d3bafd | 1035 | /* register everything */ |
336fea92 | 1036 | result = register_dvb(dvb, THIS_MODULE, dev, dev->dev); |
e0d3bafd SD |
1037 | |
1038 | if (result < 0) | |
1039 | goto out_free; | |
1040 | ||
761f6cf6 | 1041 | |
336fea92 | 1042 | dev_info(dev->dev, "Successfully loaded cx231xx-dvb\n"); |
e0d3bafd | 1043 | |
761f6cf6 | 1044 | ret: |
e0d3bafd | 1045 | cx231xx_set_mode(dev, CX231XX_SUSPEND); |
761f6cf6 DH |
1046 | mutex_unlock(&dev->lock); |
1047 | return result; | |
1048 | ||
1049 | out_free: | |
e0d3bafd SD |
1050 | kfree(dvb); |
1051 | dev->dvb = NULL; | |
761f6cf6 | 1052 | goto ret; |
e0d3bafd SD |
1053 | } |
1054 | ||
1055 | static int dvb_fini(struct cx231xx *dev) | |
1056 | { | |
1057 | if (!dev->board.has_dvb) { | |
1058 | /* This device does not support the extension */ | |
1059 | return 0; | |
1060 | } | |
1061 | ||
1062 | if (dev->dvb) { | |
1063 | unregister_dvb(dev->dvb); | |
1064 | dev->dvb = NULL; | |
1065 | } | |
1066 | ||
1067 | return 0; | |
1068 | } | |
1069 | ||
1070 | static struct cx231xx_ops dvb_ops = { | |
84b5dbf3 | 1071 | .id = CX231XX_DVB, |
e0d3bafd SD |
1072 | .name = "Cx231xx dvb Extension", |
1073 | .init = dvb_init, | |
1074 | .fini = dvb_fini, | |
1075 | }; | |
1076 | ||
1077 | static int __init cx231xx_dvb_register(void) | |
1078 | { | |
1079 | return cx231xx_register_extension(&dvb_ops); | |
1080 | } | |
1081 | ||
1082 | static void __exit cx231xx_dvb_unregister(void) | |
1083 | { | |
1084 | cx231xx_unregister_extension(&dvb_ops); | |
1085 | } | |
1086 | ||
1087 | module_init(cx231xx_dvb_register); | |
1088 | module_exit(cx231xx_dvb_unregister); |