1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Driver for the Conexant CX23885 PCIe bridge
4  *
5  *  Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
6  */
7 
8 #include "cx23885.h"
9 
10 #include <linux/module.h>
11 #include <linux/init.h>
12 #include <linux/device.h>
13 #include <linux/fs.h>
14 #include <linux/kthread.h>
15 #include <linux/file.h>
16 #include <linux/suspend.h>
17 
18 #include <media/v4l2-common.h>
19 
20 #include <media/dvb_ca_en50221.h>
21 #include "s5h1409.h"
22 #include "s5h1411.h"
23 #include "mt2131.h"
24 #include "tda8290.h"
25 #include "tda18271.h"
26 #include "lgdt330x.h"
27 #include "xc4000.h"
28 #include "xc5000.h"
29 #include "max2165.h"
30 #include "tda10048.h"
31 #include "tuner-xc2028.h"
32 #include "tuner-simple.h"
33 #include "dib7000p.h"
34 #include "dib0070.h"
35 #include "dibx000_common.h"
36 #include "zl10353.h"
37 #include "stv0900.h"
38 #include "stv0900_reg.h"
39 #include "stv6110.h"
40 #include "lnbh24.h"
41 #include "cx24116.h"
42 #include "cx24117.h"
43 #include "cimax2.h"
44 #include "lgs8gxx.h"
45 #include "netup-eeprom.h"
46 #include "netup-init.h"
47 #include "lgdt3305.h"
48 #include "atbm8830.h"
49 #include "ts2020.h"
50 #include "ds3000.h"
51 #include "cx23885-f300.h"
52 #include "altera-ci.h"
53 #include "stv0367.h"
54 #include "drxk.h"
55 #include "mt2063.h"
56 #include "stv090x.h"
57 #include "stb6100.h"
58 #include "stb6100_cfg.h"
59 #include "tda10071.h"
60 #include "a8293.h"
61 #include "mb86a20s.h"
62 #include "si2165.h"
63 #include "si2168.h"
64 #include "si2157.h"
65 #include "sp2.h"
66 #include "m88ds3103.h"
67 #include "m88rs6000t.h"
68 #include "lgdt3306a.h"
69 
70 static unsigned int debug;
71 
72 #define dprintk(level, fmt, arg...)\
73 	do { if (debug >= level)\
74 		printk(KERN_DEBUG pr_fmt("%s dvb: " fmt), \
75 			__func__, ##arg); \
76 	} while (0)
77 
78 /* ------------------------------------------------------------------ */
79 
80 static unsigned int alt_tuner;
81 module_param(alt_tuner, int, 0644);
82 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
83 
84 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
85 
86 /* ------------------------------------------------------------------ */
87 
88 static int queue_setup(struct vb2_queue *q,
89 			   unsigned int *num_buffers, unsigned int *num_planes,
90 			   unsigned int sizes[], struct device *alloc_devs[])
91 {
92 	struct cx23885_tsport *port = q->drv_priv;
93 
94 	port->ts_packet_size  = 188 * 4;
95 	port->ts_packet_count = 32;
96 	*num_planes = 1;
97 	sizes[0] = port->ts_packet_size * port->ts_packet_count;
98 	*num_buffers = 32;
99 	return 0;
100 }
101 
102 
103 static int buffer_prepare(struct vb2_buffer *vb)
104 {
105 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
106 	struct cx23885_tsport *port = vb->vb2_queue->drv_priv;
107 	struct cx23885_buffer *buf =
108 		container_of(vbuf, struct cx23885_buffer, vb);
109 
110 	return cx23885_buf_prepare(buf, port);
111 }
112 
113 static void buffer_finish(struct vb2_buffer *vb)
114 {
115 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
116 	struct cx23885_tsport *port = vb->vb2_queue->drv_priv;
117 	struct cx23885_dev *dev = port->dev;
118 	struct cx23885_buffer *buf = container_of(vbuf,
119 		struct cx23885_buffer, vb);
120 
121 	cx23885_free_buffer(dev, buf);
122 }
123 
124 static void buffer_queue(struct vb2_buffer *vb)
125 {
126 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
127 	struct cx23885_tsport *port = vb->vb2_queue->drv_priv;
128 	struct cx23885_buffer   *buf = container_of(vbuf,
129 		struct cx23885_buffer, vb);
130 
131 	cx23885_buf_queue(port, buf);
132 }
133 
134 static void cx23885_dvb_gate_ctrl(struct cx23885_tsport  *port, int open)
135 {
136 	struct vb2_dvb_frontends *f;
137 	struct vb2_dvb_frontend *fe;
138 
139 	f = &port->frontends;
140 
141 	if (f->gate <= 1) /* undefined or fe0 */
142 		fe = vb2_dvb_get_frontend(f, 1);
143 	else
144 		fe = vb2_dvb_get_frontend(f, f->gate);
145 
146 	if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl)
147 		fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open);
148 }
149 
150 static int cx23885_start_streaming(struct vb2_queue *q, unsigned int count)
151 {
152 	struct cx23885_tsport *port = q->drv_priv;
153 	struct cx23885_dmaqueue *dmaq = &port->mpegq;
154 	struct cx23885_buffer *buf = list_entry(dmaq->active.next,
155 			struct cx23885_buffer, queue);
156 
157 	cx23885_start_dma(port, dmaq, buf);
158 	return 0;
159 }
160 
161 static void cx23885_stop_streaming(struct vb2_queue *q)
162 {
163 	struct cx23885_tsport *port = q->drv_priv;
164 
165 	cx23885_cancel_buffers(port);
166 }
167 
168 static const struct vb2_ops dvb_qops = {
169 	.queue_setup    = queue_setup,
170 	.buf_prepare  = buffer_prepare,
171 	.buf_finish = buffer_finish,
172 	.buf_queue    = buffer_queue,
173 	.wait_prepare = vb2_ops_wait_prepare,
174 	.wait_finish = vb2_ops_wait_finish,
175 	.start_streaming = cx23885_start_streaming,
176 	.stop_streaming = cx23885_stop_streaming,
177 };
178 
179 static struct s5h1409_config hauppauge_generic_config = {
180 	.demod_address = 0x32 >> 1,
181 	.output_mode   = S5H1409_SERIAL_OUTPUT,
182 	.gpio          = S5H1409_GPIO_ON,
183 	.qam_if        = 44000,
184 	.inversion     = S5H1409_INVERSION_OFF,
185 	.status_mode   = S5H1409_DEMODLOCKING,
186 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
187 };
188 
189 static struct tda10048_config hauppauge_hvr1200_config = {
190 	.demod_address    = 0x10 >> 1,
191 	.output_mode      = TDA10048_SERIAL_OUTPUT,
192 	.fwbulkwritelen   = TDA10048_BULKWRITE_200,
193 	.inversion        = TDA10048_INVERSION_ON,
194 	.dtv6_if_freq_khz = TDA10048_IF_3300,
195 	.dtv7_if_freq_khz = TDA10048_IF_3800,
196 	.dtv8_if_freq_khz = TDA10048_IF_4300,
197 	.clk_freq_khz     = TDA10048_CLK_16000,
198 };
199 
200 static struct tda10048_config hauppauge_hvr1210_config = {
201 	.demod_address    = 0x10 >> 1,
202 	.output_mode      = TDA10048_SERIAL_OUTPUT,
203 	.fwbulkwritelen   = TDA10048_BULKWRITE_200,
204 	.inversion        = TDA10048_INVERSION_ON,
205 	.dtv6_if_freq_khz = TDA10048_IF_3300,
206 	.dtv7_if_freq_khz = TDA10048_IF_3500,
207 	.dtv8_if_freq_khz = TDA10048_IF_4000,
208 	.clk_freq_khz     = TDA10048_CLK_16000,
209 };
210 
211 static struct s5h1409_config hauppauge_ezqam_config = {
212 	.demod_address = 0x32 >> 1,
213 	.output_mode   = S5H1409_SERIAL_OUTPUT,
214 	.gpio          = S5H1409_GPIO_OFF,
215 	.qam_if        = 4000,
216 	.inversion     = S5H1409_INVERSION_ON,
217 	.status_mode   = S5H1409_DEMODLOCKING,
218 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
219 };
220 
221 static struct s5h1409_config hauppauge_hvr1800lp_config = {
222 	.demod_address = 0x32 >> 1,
223 	.output_mode   = S5H1409_SERIAL_OUTPUT,
224 	.gpio          = S5H1409_GPIO_OFF,
225 	.qam_if        = 44000,
226 	.inversion     = S5H1409_INVERSION_OFF,
227 	.status_mode   = S5H1409_DEMODLOCKING,
228 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
229 };
230 
231 static struct s5h1409_config hauppauge_hvr1500_config = {
232 	.demod_address = 0x32 >> 1,
233 	.output_mode   = S5H1409_SERIAL_OUTPUT,
234 	.gpio          = S5H1409_GPIO_OFF,
235 	.inversion     = S5H1409_INVERSION_OFF,
236 	.status_mode   = S5H1409_DEMODLOCKING,
237 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
238 };
239 
240 static struct mt2131_config hauppauge_generic_tunerconfig = {
241 	0x61
242 };
243 
244 static struct lgdt330x_config fusionhdtv_5_express = {
245 	.demod_chip = LGDT3303,
246 	.serial_mpeg = 0x40,
247 };
248 
249 static struct s5h1409_config hauppauge_hvr1500q_config = {
250 	.demod_address = 0x32 >> 1,
251 	.output_mode   = S5H1409_SERIAL_OUTPUT,
252 	.gpio          = S5H1409_GPIO_ON,
253 	.qam_if        = 44000,
254 	.inversion     = S5H1409_INVERSION_OFF,
255 	.status_mode   = S5H1409_DEMODLOCKING,
256 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
257 };
258 
259 static struct s5h1409_config dvico_s5h1409_config = {
260 	.demod_address = 0x32 >> 1,
261 	.output_mode   = S5H1409_SERIAL_OUTPUT,
262 	.gpio          = S5H1409_GPIO_ON,
263 	.qam_if        = 44000,
264 	.inversion     = S5H1409_INVERSION_OFF,
265 	.status_mode   = S5H1409_DEMODLOCKING,
266 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
267 };
268 
269 static struct s5h1411_config dvico_s5h1411_config = {
270 	.output_mode   = S5H1411_SERIAL_OUTPUT,
271 	.gpio          = S5H1411_GPIO_ON,
272 	.qam_if        = S5H1411_IF_44000,
273 	.vsb_if        = S5H1411_IF_44000,
274 	.inversion     = S5H1411_INVERSION_OFF,
275 	.status_mode   = S5H1411_DEMODLOCKING,
276 	.mpeg_timing   = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
277 };
278 
279 static struct s5h1411_config hcw_s5h1411_config = {
280 	.output_mode   = S5H1411_SERIAL_OUTPUT,
281 	.gpio          = S5H1411_GPIO_OFF,
282 	.vsb_if        = S5H1411_IF_44000,
283 	.qam_if        = S5H1411_IF_4000,
284 	.inversion     = S5H1411_INVERSION_ON,
285 	.status_mode   = S5H1411_DEMODLOCKING,
286 	.mpeg_timing   = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
287 };
288 
289 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
290 	.i2c_address      = 0x61,
291 	.if_khz           = 5380,
292 };
293 
294 static struct xc5000_config dvico_xc5000_tunerconfig = {
295 	.i2c_address      = 0x64,
296 	.if_khz           = 5380,
297 };
298 
299 static struct tda829x_config tda829x_no_probe = {
300 	.probe_tuner = TDA829X_DONT_PROBE,
301 };
302 
303 static struct tda18271_std_map hauppauge_tda18271_std_map = {
304 	.atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
305 		      .if_lvl = 6, .rfagc_top = 0x37 },
306 	.qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
307 		      .if_lvl = 6, .rfagc_top = 0x37 },
308 };
309 
310 static struct tda18271_std_map hauppauge_hvr1200_tda18271_std_map = {
311 	.dvbt_6   = { .if_freq = 3300, .agc_mode = 3, .std = 4,
312 		      .if_lvl = 1, .rfagc_top = 0x37, },
313 	.dvbt_7   = { .if_freq = 3800, .agc_mode = 3, .std = 5,
314 		      .if_lvl = 1, .rfagc_top = 0x37, },
315 	.dvbt_8   = { .if_freq = 4300, .agc_mode = 3, .std = 6,
316 		      .if_lvl = 1, .rfagc_top = 0x37, },
317 };
318 
319 static struct tda18271_config hauppauge_tda18271_config = {
320 	.std_map = &hauppauge_tda18271_std_map,
321 	.gate    = TDA18271_GATE_ANALOG,
322 	.output_opt = TDA18271_OUTPUT_LT_OFF,
323 };
324 
325 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
326 	.std_map = &hauppauge_hvr1200_tda18271_std_map,
327 	.gate    = TDA18271_GATE_ANALOG,
328 	.output_opt = TDA18271_OUTPUT_LT_OFF,
329 };
330 
331 static struct tda18271_config hauppauge_hvr1210_tuner_config = {
332 	.gate    = TDA18271_GATE_DIGITAL,
333 	.output_opt = TDA18271_OUTPUT_LT_OFF,
334 };
335 
336 static struct tda18271_config hauppauge_hvr4400_tuner_config = {
337 	.gate    = TDA18271_GATE_DIGITAL,
338 	.output_opt = TDA18271_OUTPUT_LT_OFF,
339 };
340 
341 static struct tda18271_std_map hauppauge_hvr127x_std_map = {
342 	.atsc_6   = { .if_freq = 3250, .agc_mode = 3, .std = 4,
343 		      .if_lvl = 1, .rfagc_top = 0x58 },
344 	.qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 5,
345 		      .if_lvl = 1, .rfagc_top = 0x58 },
346 };
347 
348 static struct tda18271_config hauppauge_hvr127x_config = {
349 	.std_map = &hauppauge_hvr127x_std_map,
350 	.output_opt = TDA18271_OUTPUT_LT_OFF,
351 };
352 
353 static struct lgdt3305_config hauppauge_lgdt3305_config = {
354 	.i2c_addr           = 0x0e,
355 	.mpeg_mode          = LGDT3305_MPEG_SERIAL,
356 	.tpclk_edge         = LGDT3305_TPCLK_FALLING_EDGE,
357 	.tpvalid_polarity   = LGDT3305_TP_VALID_HIGH,
358 	.deny_i2c_rptr      = 1,
359 	.spectral_inversion = 1,
360 	.qam_if_khz         = 4000,
361 	.vsb_if_khz         = 3250,
362 };
363 
364 static struct dibx000_agc_config xc3028_agc_config = {
365 	BAND_VHF | BAND_UHF,	/* band_caps */
366 
367 	/* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=0,
368 	 * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
369 	 * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0,
370 	 * P_agc_nb_est=2, P_agc_write=0
371 	 */
372 	(0 << 15) | (0 << 14) | (0 << 11) | (0 << 10) | (0 << 9) | (0 << 8) |
373 		(3 << 5) | (0 << 4) | (2 << 1) | (0 << 0), /* setup */
374 
375 	712,	/* inv_gain */
376 	21,	/* time_stabiliz */
377 
378 	0,	/* alpha_level */
379 	118,	/* thlock */
380 
381 	0,	/* wbd_inv */
382 	2867,	/* wbd_ref */
383 	0,	/* wbd_sel */
384 	2,	/* wbd_alpha */
385 
386 	0,	/* agc1_max */
387 	0,	/* agc1_min */
388 	39718,	/* agc2_max */
389 	9930,	/* agc2_min */
390 	0,	/* agc1_pt1 */
391 	0,	/* agc1_pt2 */
392 	0,	/* agc1_pt3 */
393 	0,	/* agc1_slope1 */
394 	0,	/* agc1_slope2 */
395 	0,	/* agc2_pt1 */
396 	128,	/* agc2_pt2 */
397 	29,	/* agc2_slope1 */
398 	29,	/* agc2_slope2 */
399 
400 	17,	/* alpha_mant */
401 	27,	/* alpha_exp */
402 	23,	/* beta_mant */
403 	51,	/* beta_exp */
404 
405 	1,	/* perform_agc_softsplit */
406 };
407 
408 /* PLL Configuration for COFDM BW_MHz = 8.000000
409  * With external clock = 30.000000 */
410 static struct dibx000_bandwidth_config xc3028_bw_config = {
411 	60000,	/* internal */
412 	30000,	/* sampling */
413 	1,	/* pll_cfg: prediv */
414 	8,	/* pll_cfg: ratio */
415 	3,	/* pll_cfg: range */
416 	1,	/* pll_cfg: reset */
417 	0,	/* pll_cfg: bypass */
418 	0,	/* misc: refdiv */
419 	0,	/* misc: bypclk_div */
420 	1,	/* misc: IO_CLK_en_core */
421 	1,	/* misc: ADClkSrc */
422 	0,	/* misc: modulo */
423 	(3 << 14) | (1 << 12) | (524 << 0), /* sad_cfg: refsel, sel, freq_15k */
424 	(1 << 25) | 5816102, /* ifreq = 5.200000 MHz */
425 	20452225, /* timf */
426 	30000000  /* xtal_hz */
427 };
428 
429 static struct dib7000p_config hauppauge_hvr1400_dib7000_config = {
430 	.output_mpeg2_in_188_bytes = 1,
431 	.hostbus_diversity = 1,
432 	.tuner_is_baseband = 0,
433 	.update_lna  = NULL,
434 
435 	.agc_config_count = 1,
436 	.agc = &xc3028_agc_config,
437 	.bw  = &xc3028_bw_config,
438 
439 	.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
440 	.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
441 	.gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
442 
443 	.pwm_freq_div = 0,
444 	.agc_control  = NULL,
445 	.spur_protect = 0,
446 
447 	.output_mode = OUTMODE_MPEG2_SERIAL,
448 };
449 
450 static struct zl10353_config dvico_fusionhdtv_xc3028 = {
451 	.demod_address = 0x0f,
452 	.if2           = 45600,
453 	.no_tuner      = 1,
454 	.disable_i2c_gate_ctrl = 1,
455 };
456 
457 static struct stv0900_reg stv0900_ts_regs[] = {
458 	{ R0900_TSGENERAL, 0x00 },
459 	{ R0900_P1_TSSPEED, 0x40 },
460 	{ R0900_P2_TSSPEED, 0x40 },
461 	{ R0900_P1_TSCFGM, 0xc0 },
462 	{ R0900_P2_TSCFGM, 0xc0 },
463 	{ R0900_P1_TSCFGH, 0xe0 },
464 	{ R0900_P2_TSCFGH, 0xe0 },
465 	{ R0900_P1_TSCFGL, 0x20 },
466 	{ R0900_P2_TSCFGL, 0x20 },
467 	{ 0xffff, 0xff }, /* terminate */
468 };
469 
470 static struct stv0900_config netup_stv0900_config = {
471 	.demod_address = 0x68,
472 	.demod_mode = 1, /* dual */
473 	.xtal = 8000000,
474 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
475 	.diseqc_mode = 2,/* 2/3 PWM */
476 	.ts_config_regs = stv0900_ts_regs,
477 	.tun1_maddress = 0,/* 0x60 */
478 	.tun2_maddress = 3,/* 0x63 */
479 	.tun1_adc = 1,/* 1 Vpp */
480 	.tun2_adc = 1,/* 1 Vpp */
481 };
482 
483 static struct stv6110_config netup_stv6110_tunerconfig_a = {
484 	.i2c_address = 0x60,
485 	.mclk = 16000000,
486 	.clk_div = 1,
487 	.gain = 8, /* +16 dB  - maximum gain */
488 };
489 
490 static struct stv6110_config netup_stv6110_tunerconfig_b = {
491 	.i2c_address = 0x63,
492 	.mclk = 16000000,
493 	.clk_div = 1,
494 	.gain = 8, /* +16 dB  - maximum gain */
495 };
496 
497 static struct cx24116_config tbs_cx24116_config = {
498 	.demod_address = 0x55,
499 };
500 
501 static struct cx24117_config tbs_cx24117_config = {
502 	.demod_address = 0x55,
503 };
504 
505 static struct ds3000_config tevii_ds3000_config = {
506 	.demod_address = 0x68,
507 };
508 
509 static struct ts2020_config tevii_ts2020_config  = {
510 	.tuner_address = 0x60,
511 	.clk_out_div = 1,
512 	.frequency_div = 1146000,
513 };
514 
515 static struct cx24116_config dvbworld_cx24116_config = {
516 	.demod_address = 0x05,
517 };
518 
519 static struct lgs8gxx_config mygica_x8506_lgs8gl5_config = {
520 	.prod = LGS8GXX_PROD_LGS8GL5,
521 	.demod_address = 0x19,
522 	.serial_ts = 0,
523 	.ts_clk_pol = 1,
524 	.ts_clk_gated = 1,
525 	.if_clk_freq = 30400, /* 30.4 MHz */
526 	.if_freq = 5380, /* 5.38 MHz */
527 	.if_neg_center = 1,
528 	.ext_adc = 0,
529 	.adc_signed = 0,
530 	.if_neg_edge = 0,
531 };
532 
533 static struct xc5000_config mygica_x8506_xc5000_config = {
534 	.i2c_address = 0x61,
535 	.if_khz = 5380,
536 };
537 
538 static struct mb86a20s_config mygica_x8507_mb86a20s_config = {
539 	.demod_address = 0x10,
540 };
541 
542 static struct xc5000_config mygica_x8507_xc5000_config = {
543 	.i2c_address = 0x61,
544 	.if_khz = 4000,
545 };
546 
547 static struct stv090x_config prof_8000_stv090x_config = {
548 	.device                 = STV0903,
549 	.demod_mode             = STV090x_SINGLE,
550 	.clk_mode               = STV090x_CLK_EXT,
551 	.xtal                   = 27000000,
552 	.address                = 0x6A,
553 	.ts1_mode               = STV090x_TSMODE_PARALLEL_PUNCTURED,
554 	.repeater_level         = STV090x_RPTLEVEL_64,
555 	.adc1_range             = STV090x_ADC_2Vpp,
556 	.diseqc_envelope_mode   = false,
557 
558 	.tuner_get_frequency    = stb6100_get_frequency,
559 	.tuner_set_frequency    = stb6100_set_frequency,
560 	.tuner_set_bandwidth    = stb6100_set_bandwidth,
561 	.tuner_get_bandwidth    = stb6100_get_bandwidth,
562 };
563 
564 static struct stb6100_config prof_8000_stb6100_config = {
565 	.tuner_address = 0x60,
566 	.refclock = 27000000,
567 };
568 
569 static struct lgdt3306a_config hauppauge_quadHD_ATSC_a_config = {
570 	.i2c_addr               = 0x59,
571 	.qam_if_khz             = 4000,
572 	.vsb_if_khz             = 3250,
573 	.deny_i2c_rptr          = 1, /* Disabled */
574 	.spectral_inversion     = 0, /* Disabled */
575 	.mpeg_mode              = LGDT3306A_MPEG_SERIAL,
576 	.tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
577 	.tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
578 	.xtalMHz                = 25, /* 24 or 25 */
579 };
580 
581 static struct lgdt3306a_config hauppauge_quadHD_ATSC_b_config = {
582 	.i2c_addr               = 0x0e,
583 	.qam_if_khz             = 4000,
584 	.vsb_if_khz             = 3250,
585 	.deny_i2c_rptr          = 1, /* Disabled */
586 	.spectral_inversion     = 0, /* Disabled */
587 	.mpeg_mode              = LGDT3306A_MPEG_SERIAL,
588 	.tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
589 	.tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
590 	.xtalMHz                = 25, /* 24 or 25 */
591 };
592 
593 static int p8000_set_voltage(struct dvb_frontend *fe,
594 			     enum fe_sec_voltage voltage)
595 {
596 	struct cx23885_tsport *port = fe->dvb->priv;
597 	struct cx23885_dev *dev = port->dev;
598 
599 	if (voltage == SEC_VOLTAGE_18)
600 		cx_write(MC417_RWD, 0x00001e00);
601 	else if (voltage == SEC_VOLTAGE_13)
602 		cx_write(MC417_RWD, 0x00001a00);
603 	else
604 		cx_write(MC417_RWD, 0x00001800);
605 	return 0;
606 }
607 
608 static int dvbsky_t9580_set_voltage(struct dvb_frontend *fe,
609 					enum fe_sec_voltage voltage)
610 {
611 	struct cx23885_tsport *port = fe->dvb->priv;
612 	struct cx23885_dev *dev = port->dev;
613 
614 	cx23885_gpio_enable(dev, GPIO_0 | GPIO_1, 1);
615 
616 	switch (voltage) {
617 	case SEC_VOLTAGE_13:
618 		cx23885_gpio_set(dev, GPIO_1);
619 		cx23885_gpio_clear(dev, GPIO_0);
620 		break;
621 	case SEC_VOLTAGE_18:
622 		cx23885_gpio_set(dev, GPIO_1);
623 		cx23885_gpio_set(dev, GPIO_0);
624 		break;
625 	case SEC_VOLTAGE_OFF:
626 		cx23885_gpio_clear(dev, GPIO_1);
627 		cx23885_gpio_clear(dev, GPIO_0);
628 		break;
629 	}
630 
631 	/* call the frontend set_voltage function */
632 	port->fe_set_voltage(fe, voltage);
633 
634 	return 0;
635 }
636 
637 static int dvbsky_s952_portc_set_voltage(struct dvb_frontend *fe,
638 					enum fe_sec_voltage voltage)
639 {
640 	struct cx23885_tsport *port = fe->dvb->priv;
641 	struct cx23885_dev *dev = port->dev;
642 
643 	cx23885_gpio_enable(dev, GPIO_12 | GPIO_13, 1);
644 
645 	switch (voltage) {
646 	case SEC_VOLTAGE_13:
647 		cx23885_gpio_set(dev, GPIO_13);
648 		cx23885_gpio_clear(dev, GPIO_12);
649 		break;
650 	case SEC_VOLTAGE_18:
651 		cx23885_gpio_set(dev, GPIO_13);
652 		cx23885_gpio_set(dev, GPIO_12);
653 		break;
654 	case SEC_VOLTAGE_OFF:
655 		cx23885_gpio_clear(dev, GPIO_13);
656 		cx23885_gpio_clear(dev, GPIO_12);
657 		break;
658 	}
659 	/* call the frontend set_voltage function */
660 	return port->fe_set_voltage(fe, voltage);
661 }
662 
663 static int cx23885_sp2_ci_ctrl(void *priv, u8 read, int addr,
664 				u8 data, int *mem)
665 {
666 	/* MC417 */
667 	#define SP2_DATA              0x000000ff
668 	#define SP2_WR                0x00008000
669 	#define SP2_RD                0x00004000
670 	#define SP2_ACK               0x00001000
671 	#define SP2_ADHI              0x00000800
672 	#define SP2_ADLO              0x00000400
673 	#define SP2_CS1               0x00000200
674 	#define SP2_CS0               0x00000100
675 	#define SP2_EN_ALL            0x00001000
676 	#define SP2_CTRL_OFF          (SP2_CS1 | SP2_CS0 | SP2_WR | SP2_RD)
677 
678 	struct cx23885_tsport *port = priv;
679 	struct cx23885_dev *dev = port->dev;
680 	int ret;
681 	int tmp = 0;
682 	unsigned long timeout;
683 
684 	mutex_lock(&dev->gpio_lock);
685 
686 	/* write addr */
687 	cx_write(MC417_OEN, SP2_EN_ALL);
688 	cx_write(MC417_RWD, SP2_CTRL_OFF |
689 				SP2_ADLO | (0xff & addr));
690 	cx_clear(MC417_RWD, SP2_ADLO);
691 	cx_write(MC417_RWD, SP2_CTRL_OFF |
692 				SP2_ADHI | (0xff & (addr >> 8)));
693 	cx_clear(MC417_RWD, SP2_ADHI);
694 
695 	if (read)
696 		/* data in */
697 		cx_write(MC417_OEN, SP2_EN_ALL | SP2_DATA);
698 	else
699 		/* data out */
700 		cx_write(MC417_RWD, SP2_CTRL_OFF | data);
701 
702 	/* chip select 0 */
703 	cx_clear(MC417_RWD, SP2_CS0);
704 
705 	/* read/write */
706 	cx_clear(MC417_RWD, (read) ? SP2_RD : SP2_WR);
707 
708 	/* wait for a maximum of 1 msec */
709 	timeout = jiffies + msecs_to_jiffies(1);
710 	while (!time_after(jiffies, timeout)) {
711 		tmp = cx_read(MC417_RWD);
712 		if ((tmp & SP2_ACK) == 0)
713 			break;
714 		usleep_range(50, 100);
715 	}
716 
717 	cx_set(MC417_RWD, SP2_CTRL_OFF);
718 	*mem = tmp & 0xff;
719 
720 	mutex_unlock(&dev->gpio_lock);
721 
722 	if (!read) {
723 		if (*mem < 0) {
724 			ret = -EREMOTEIO;
725 			goto err;
726 		}
727 	}
728 
729 	return 0;
730 err:
731 	return ret;
732 }
733 
734 static int cx23885_dvb_set_frontend(struct dvb_frontend *fe)
735 {
736 	struct dtv_frontend_properties *p = &fe->dtv_property_cache;
737 	struct cx23885_tsport *port = fe->dvb->priv;
738 	struct cx23885_dev *dev = port->dev;
739 
740 	switch (dev->board) {
741 	case CX23885_BOARD_HAUPPAUGE_HVR1275:
742 		switch (p->modulation) {
743 		case VSB_8:
744 			cx23885_gpio_clear(dev, GPIO_5);
745 			break;
746 		case QAM_64:
747 		case QAM_256:
748 		default:
749 			cx23885_gpio_set(dev, GPIO_5);
750 			break;
751 		}
752 		break;
753 	case CX23885_BOARD_MYGICA_X8506:
754 	case CX23885_BOARD_MYGICA_X8507:
755 	case CX23885_BOARD_MAGICPRO_PROHDTVE2:
756 		/* Select Digital TV */
757 		cx23885_gpio_set(dev, GPIO_0);
758 		break;
759 	}
760 
761 	/* Call the real set_frontend */
762 	if (port->set_frontend)
763 		return port->set_frontend(fe);
764 
765 	return 0;
766 }
767 
768 static void cx23885_set_frontend_hook(struct cx23885_tsport *port,
769 				     struct dvb_frontend *fe)
770 {
771 	port->set_frontend = fe->ops.set_frontend;
772 	fe->ops.set_frontend = cx23885_dvb_set_frontend;
773 }
774 
775 static struct lgs8gxx_config magicpro_prohdtve2_lgs8g75_config = {
776 	.prod = LGS8GXX_PROD_LGS8G75,
777 	.demod_address = 0x19,
778 	.serial_ts = 0,
779 	.ts_clk_pol = 1,
780 	.ts_clk_gated = 1,
781 	.if_clk_freq = 30400, /* 30.4 MHz */
782 	.if_freq = 6500, /* 6.50 MHz */
783 	.if_neg_center = 1,
784 	.ext_adc = 0,
785 	.adc_signed = 1,
786 	.adc_vpp = 2, /* 1.6 Vpp */
787 	.if_neg_edge = 1,
788 };
789 
790 static struct xc5000_config magicpro_prohdtve2_xc5000_config = {
791 	.i2c_address = 0x61,
792 	.if_khz = 6500,
793 };
794 
795 static struct atbm8830_config mygica_x8558pro_atbm8830_cfg1 = {
796 	.prod = ATBM8830_PROD_8830,
797 	.demod_address = 0x44,
798 	.serial_ts = 0,
799 	.ts_sampling_edge = 1,
800 	.ts_clk_gated = 0,
801 	.osc_clk_freq = 30400, /* in kHz */
802 	.if_freq = 0, /* zero IF */
803 	.zif_swap_iq = 1,
804 	.agc_min = 0x2E,
805 	.agc_max = 0xFF,
806 	.agc_hold_loop = 0,
807 };
808 
809 static struct max2165_config mygic_x8558pro_max2165_cfg1 = {
810 	.i2c_address = 0x60,
811 	.osc_clk = 20
812 };
813 
814 static struct atbm8830_config mygica_x8558pro_atbm8830_cfg2 = {
815 	.prod = ATBM8830_PROD_8830,
816 	.demod_address = 0x44,
817 	.serial_ts = 1,
818 	.ts_sampling_edge = 1,
819 	.ts_clk_gated = 0,
820 	.osc_clk_freq = 30400, /* in kHz */
821 	.if_freq = 0, /* zero IF */
822 	.zif_swap_iq = 1,
823 	.agc_min = 0x2E,
824 	.agc_max = 0xFF,
825 	.agc_hold_loop = 0,
826 };
827 
828 static struct max2165_config mygic_x8558pro_max2165_cfg2 = {
829 	.i2c_address = 0x60,
830 	.osc_clk = 20
831 };
832 static struct stv0367_config netup_stv0367_config[] = {
833 	{
834 		.demod_address = 0x1c,
835 		.xtal = 27000000,
836 		.if_khz = 4500,
837 		.if_iq_mode = 0,
838 		.ts_mode = 1,
839 		.clk_pol = 0,
840 	}, {
841 		.demod_address = 0x1d,
842 		.xtal = 27000000,
843 		.if_khz = 4500,
844 		.if_iq_mode = 0,
845 		.ts_mode = 1,
846 		.clk_pol = 0,
847 	},
848 };
849 
850 static struct xc5000_config netup_xc5000_config[] = {
851 	{
852 		.i2c_address = 0x61,
853 		.if_khz = 4500,
854 	}, {
855 		.i2c_address = 0x64,
856 		.if_khz = 4500,
857 	},
858 };
859 
860 static struct drxk_config terratec_drxk_config[] = {
861 	{
862 		.adr = 0x29,
863 		.no_i2c_bridge = 1,
864 	}, {
865 		.adr = 0x2a,
866 		.no_i2c_bridge = 1,
867 	},
868 };
869 
870 static struct mt2063_config terratec_mt2063_config[] = {
871 	{
872 		.tuner_address = 0x60,
873 	}, {
874 		.tuner_address = 0x67,
875 	},
876 };
877 
878 static const struct tda10071_platform_data hauppauge_tda10071_pdata = {
879 	.clk = 40444000, /* 40.444 MHz */
880 	.i2c_wr_max = 64,
881 	.ts_mode = TDA10071_TS_SERIAL,
882 	.pll_multiplier = 20,
883 	.tuner_i2c_addr = 0x54,
884 };
885 
886 static const struct m88ds3103_config dvbsky_t9580_m88ds3103_config = {
887 	.i2c_addr = 0x68,
888 	.clock = 27000000,
889 	.i2c_wr_max = 33,
890 	.clock_out = 0,
891 	.ts_mode = M88DS3103_TS_PARALLEL,
892 	.ts_clk = 16000,
893 	.ts_clk_pol = 1,
894 	.lnb_en_pol = 1,
895 	.lnb_hv_pol = 0,
896 	.agc = 0x99,
897 };
898 
899 static const struct m88ds3103_config dvbsky_s950c_m88ds3103_config = {
900 	.i2c_addr = 0x68,
901 	.clock = 27000000,
902 	.i2c_wr_max = 33,
903 	.clock_out = 0,
904 	.ts_mode = M88DS3103_TS_CI,
905 	.ts_clk = 10000,
906 	.ts_clk_pol = 1,
907 	.lnb_en_pol = 1,
908 	.lnb_hv_pol = 0,
909 	.agc = 0x99,
910 };
911 
912 static const struct m88ds3103_config hauppauge_hvr5525_m88ds3103_config = {
913 	.i2c_addr = 0x69,
914 	.clock = 27000000,
915 	.i2c_wr_max = 33,
916 	.ts_mode = M88DS3103_TS_PARALLEL,
917 	.ts_clk = 16000,
918 	.ts_clk_pol = 1,
919 	.agc = 0x99,
920 };
921 
922 static struct lgdt3306a_config hauppauge_hvr1265k4_config = {
923 	.i2c_addr               = 0x59,
924 	.qam_if_khz             = 4000,
925 	.vsb_if_khz             = 3250,
926 	.deny_i2c_rptr          = 1, /* Disabled */
927 	.spectral_inversion     = 0, /* Disabled */
928 	.mpeg_mode              = LGDT3306A_MPEG_SERIAL,
929 	.tpclk_edge             = LGDT3306A_TPCLK_RISING_EDGE,
930 	.tpvalid_polarity       = LGDT3306A_TP_VALID_HIGH,
931 	.xtalMHz                = 25, /* 24 or 25 */
932 };
933 
934 static int netup_altera_fpga_rw(void *device, int flag, int data, int read)
935 {
936 	struct cx23885_dev *dev = (struct cx23885_dev *)device;
937 	unsigned long timeout = jiffies + msecs_to_jiffies(1);
938 	uint32_t mem = 0;
939 
940 	mem = cx_read(MC417_RWD);
941 	if (read)
942 		cx_set(MC417_OEN, ALT_DATA);
943 	else {
944 		cx_clear(MC417_OEN, ALT_DATA);/* D0-D7 out */
945 		mem &= ~ALT_DATA;
946 		mem |= (data & ALT_DATA);
947 	}
948 
949 	if (flag)
950 		mem |= ALT_AD_RG;
951 	else
952 		mem &= ~ALT_AD_RG;
953 
954 	mem &= ~ALT_CS;
955 	if (read)
956 		mem = (mem & ~ALT_RD) | ALT_WR;
957 	else
958 		mem = (mem & ~ALT_WR) | ALT_RD;
959 
960 	cx_write(MC417_RWD, mem);  /* start RW cycle */
961 
962 	for (;;) {
963 		mem = cx_read(MC417_RWD);
964 		if ((mem & ALT_RDY) == 0)
965 			break;
966 		if (time_after(jiffies, timeout))
967 			break;
968 		udelay(1);
969 	}
970 
971 	cx_set(MC417_RWD, ALT_RD | ALT_WR | ALT_CS);
972 	if (read)
973 		return mem & ALT_DATA;
974 
975 	return 0;
976 };
977 
978 static int dib7070_tuner_reset(struct dvb_frontend *fe, int onoff)
979 {
980 	struct dib7000p_ops *dib7000p_ops = fe->sec_priv;
981 
982 	return dib7000p_ops->set_gpio(fe, 8, 0, !onoff);
983 }
984 
985 static int dib7070_tuner_sleep(struct dvb_frontend *fe, int onoff)
986 {
987 	return 0;
988 }
989 
990 static struct dib0070_config dib7070p_dib0070_config = {
991 	.i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
992 	.reset = dib7070_tuner_reset,
993 	.sleep = dib7070_tuner_sleep,
994 	.clock_khz = 12000,
995 	.freq_offset_khz_vhf = 550,
996 	/* .flip_chip = 1, */
997 };
998 
999 /* DIB7070 generic */
1000 static struct dibx000_agc_config dib7070_agc_config = {
1001 	.band_caps = BAND_UHF | BAND_VHF | BAND_LBAND | BAND_SBAND,
1002 
1003 	/*
1004 	 * P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=5,
1005 	 * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
1006 	 * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5, P_agc_write=0
1007 	 */
1008 	.setup = (0 << 15) | (0 << 14) | (5 << 11) | (0 << 10) | (0 << 9) |
1009 		 (0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) | (0 << 0),
1010 	.inv_gain = 600,
1011 	.time_stabiliz = 10,
1012 	.alpha_level = 0,
1013 	.thlock = 118,
1014 	.wbd_inv = 0,
1015 	.wbd_ref = 3530,
1016 	.wbd_sel = 1,
1017 	.wbd_alpha = 5,
1018 	.agc1_max = 65535,
1019 	.agc1_min = 0,
1020 	.agc2_max = 65535,
1021 	.agc2_min = 0,
1022 	.agc1_pt1 = 0,
1023 	.agc1_pt2 = 40,
1024 	.agc1_pt3 = 183,
1025 	.agc1_slope1 = 206,
1026 	.agc1_slope2 = 255,
1027 	.agc2_pt1 = 72,
1028 	.agc2_pt2 = 152,
1029 	.agc2_slope1 = 88,
1030 	.agc2_slope2 = 90,
1031 	.alpha_mant = 17,
1032 	.alpha_exp = 27,
1033 	.beta_mant = 23,
1034 	.beta_exp = 51,
1035 	.perform_agc_softsplit = 0,
1036 };
1037 
1038 static struct dibx000_bandwidth_config dib7070_bw_config_12_mhz = {
1039 	.internal = 60000,
1040 	.sampling = 15000,
1041 	.pll_prediv = 1,
1042 	.pll_ratio = 20,
1043 	.pll_range = 3,
1044 	.pll_reset = 1,
1045 	.pll_bypass = 0,
1046 	.enable_refdiv = 0,
1047 	.bypclk_div = 0,
1048 	.IO_CLK_en_core = 1,
1049 	.ADClkSrc = 1,
1050 	.modulo = 2,
1051 	/* refsel, sel, freq_15k */
1052 	.sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
1053 	.ifreq = (0 << 25) | 0,
1054 	.timf = 20452225,
1055 	.xtal_hz = 12000000,
1056 };
1057 
1058 static struct dib7000p_config dib7070p_dib7000p_config = {
1059 	/* .output_mode = OUTMODE_MPEG2_FIFO, */
1060 	.output_mode = OUTMODE_MPEG2_SERIAL,
1061 	/* .output_mode = OUTMODE_MPEG2_PAR_GATED_CLK, */
1062 	.output_mpeg2_in_188_bytes = 1,
1063 
1064 	.agc_config_count = 1,
1065 	.agc = &dib7070_agc_config,
1066 	.bw  = &dib7070_bw_config_12_mhz,
1067 	.tuner_is_baseband = 1,
1068 	.spur_protect = 1,
1069 
1070 	.gpio_dir = 0xfcef, /* DIB7000P_GPIO_DEFAULT_DIRECTIONS, */
1071 	.gpio_val = 0x0110, /* DIB7000P_GPIO_DEFAULT_VALUES, */
1072 	.gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
1073 
1074 	.hostbus_diversity = 1,
1075 };
1076 
1077 static int dvb_register_ci_mac(struct cx23885_tsport *port)
1078 {
1079 	struct cx23885_dev *dev = port->dev;
1080 	struct i2c_client *client_ci = NULL;
1081 	struct vb2_dvb_frontend *fe0;
1082 
1083 	fe0 = vb2_dvb_get_frontend(&port->frontends, 1);
1084 	if (!fe0)
1085 		return -EINVAL;
1086 
1087 	switch (dev->board) {
1088 	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI: {
1089 		static struct netup_card_info cinfo;
1090 
1091 		netup_get_card_info(&dev->i2c_bus[0].i2c_adap, &cinfo);
1092 		memcpy(port->frontends.adapter.proposed_mac,
1093 				cinfo.port[port->nr - 1].mac, 6);
1094 		pr_info("NetUP Dual DVB-S2 CI card port%d MAC=%pM\n",
1095 			port->nr, port->frontends.adapter.proposed_mac);
1096 
1097 		netup_ci_init(port);
1098 		return 0;
1099 		}
1100 	case CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF: {
1101 		struct altera_ci_config netup_ci_cfg = {
1102 			.dev = dev,/* magic number to identify*/
1103 			.adapter = &port->frontends.adapter,/* for CI */
1104 			.demux = &fe0->dvb.demux,/* for hw pid filter */
1105 			.fpga_rw = netup_altera_fpga_rw,
1106 		};
1107 
1108 		altera_ci_init(&netup_ci_cfg, port->nr);
1109 		return 0;
1110 		}
1111 	case CX23885_BOARD_TEVII_S470: {
1112 		u8 eeprom[256]; /* 24C02 i2c eeprom */
1113 
1114 		if (port->nr != 1)
1115 			return 0;
1116 
1117 		/* Read entire EEPROM */
1118 		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
1119 		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom, sizeof(eeprom));
1120 		pr_info("TeVii S470 MAC= %pM\n", eeprom + 0xa0);
1121 		memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xa0, 6);
1122 		return 0;
1123 		}
1124 	case CX23885_BOARD_DVBSKY_T9580:
1125 	case CX23885_BOARD_DVBSKY_S950:
1126 	case CX23885_BOARD_DVBSKY_S952:
1127 	case CX23885_BOARD_DVBSKY_T982: {
1128 		u8 eeprom[256]; /* 24C02 i2c eeprom */
1129 
1130 		if (port->nr > 2)
1131 			return 0;
1132 
1133 		/* Read entire EEPROM */
1134 		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
1135 		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
1136 				sizeof(eeprom));
1137 		pr_info("%s port %d MAC address: %pM\n",
1138 			cx23885_boards[dev->board].name, port->nr,
1139 			eeprom + 0xc0 + (port->nr-1) * 8);
1140 		memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xc0 +
1141 			(port->nr-1) * 8, 6);
1142 		return 0;
1143 		}
1144 	case CX23885_BOARD_DVBSKY_S950C:
1145 	case CX23885_BOARD_DVBSKY_T980C:
1146 	case CX23885_BOARD_TT_CT2_4500_CI: {
1147 		u8 eeprom[256]; /* 24C02 i2c eeprom */
1148 		struct sp2_config sp2_config;
1149 		struct i2c_board_info info;
1150 		struct cx23885_i2c *i2c_bus = &dev->i2c_bus[0];
1151 
1152 		/* attach CI */
1153 		memset(&sp2_config, 0, sizeof(sp2_config));
1154 		sp2_config.dvb_adap = &port->frontends.adapter;
1155 		sp2_config.priv = port;
1156 		sp2_config.ci_control = cx23885_sp2_ci_ctrl;
1157 		memset(&info, 0, sizeof(struct i2c_board_info));
1158 		strscpy(info.type, "sp2", I2C_NAME_SIZE);
1159 		info.addr = 0x40;
1160 		info.platform_data = &sp2_config;
1161 		request_module(info.type);
1162 		client_ci = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1163 		if (!i2c_client_has_driver(client_ci))
1164 			return -ENODEV;
1165 		if (!try_module_get(client_ci->dev.driver->owner)) {
1166 			i2c_unregister_device(client_ci);
1167 			return -ENODEV;
1168 		}
1169 		port->i2c_client_ci = client_ci;
1170 
1171 		if (port->nr != 1)
1172 			return 0;
1173 
1174 		/* Read entire EEPROM */
1175 		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
1176 		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
1177 				sizeof(eeprom));
1178 		pr_info("%s MAC address: %pM\n",
1179 			cx23885_boards[dev->board].name, eeprom + 0xc0);
1180 		memcpy(port->frontends.adapter.proposed_mac, eeprom + 0xc0, 6);
1181 		return 0;
1182 		}
1183 	}
1184 	return 0;
1185 }
1186 
1187 static int dvb_register(struct cx23885_tsport *port)
1188 {
1189 	struct dib7000p_ops dib7000p_ops;
1190 	struct cx23885_dev *dev = port->dev;
1191 	struct cx23885_i2c *i2c_bus = NULL, *i2c_bus2 = NULL;
1192 	struct vb2_dvb_frontend *fe0, *fe1 = NULL;
1193 	struct si2168_config si2168_config;
1194 	struct si2165_platform_data si2165_pdata;
1195 	struct si2157_config si2157_config;
1196 	struct ts2020_config ts2020_config;
1197 	struct m88ds3103_platform_data m88ds3103_pdata;
1198 	struct m88rs6000t_config m88rs6000t_config = {};
1199 	struct a8293_platform_data a8293_pdata = {};
1200 	struct i2c_board_info info;
1201 	struct i2c_adapter *adapter;
1202 	struct i2c_client *client_demod = NULL, *client_tuner = NULL;
1203 	struct i2c_client *client_sec = NULL;
1204 	int (*p_set_voltage)(struct dvb_frontend *fe,
1205 			     enum fe_sec_voltage voltage) = NULL;
1206 	int mfe_shared = 0; /* bus not shared by default */
1207 	int ret;
1208 
1209 	/* Get the first frontend */
1210 	fe0 = vb2_dvb_get_frontend(&port->frontends, 1);
1211 	if (!fe0)
1212 		return -EINVAL;
1213 
1214 	/* init struct vb2_dvb */
1215 	fe0->dvb.name = dev->name;
1216 
1217 	/* multi-frontend gate control is undefined or defaults to fe0 */
1218 	port->frontends.gate = 0;
1219 
1220 	/* Sets the gate control callback to be used by i2c command calls */
1221 	port->gate_ctrl = cx23885_dvb_gate_ctrl;
1222 
1223 	/* init frontend */
1224 	switch (dev->board) {
1225 	case CX23885_BOARD_HAUPPAUGE_HVR1250:
1226 		i2c_bus = &dev->i2c_bus[0];
1227 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1228 						&hauppauge_generic_config,
1229 						&i2c_bus->i2c_adap);
1230 		if (fe0->dvb.frontend == NULL)
1231 			break;
1232 		dvb_attach(mt2131_attach, fe0->dvb.frontend,
1233 			   &i2c_bus->i2c_adap,
1234 			   &hauppauge_generic_tunerconfig, 0);
1235 		break;
1236 	case CX23885_BOARD_HAUPPAUGE_HVR1270:
1237 	case CX23885_BOARD_HAUPPAUGE_HVR1275:
1238 		i2c_bus = &dev->i2c_bus[0];
1239 		fe0->dvb.frontend = dvb_attach(lgdt3305_attach,
1240 					       &hauppauge_lgdt3305_config,
1241 					       &i2c_bus->i2c_adap);
1242 		if (fe0->dvb.frontend == NULL)
1243 			break;
1244 		dvb_attach(tda18271_attach, fe0->dvb.frontend,
1245 			   0x60, &dev->i2c_bus[1].i2c_adap,
1246 			   &hauppauge_hvr127x_config);
1247 		if (dev->board == CX23885_BOARD_HAUPPAUGE_HVR1275)
1248 			cx23885_set_frontend_hook(port, fe0->dvb.frontend);
1249 		break;
1250 	case CX23885_BOARD_HAUPPAUGE_HVR1255:
1251 	case CX23885_BOARD_HAUPPAUGE_HVR1255_22111:
1252 		i2c_bus = &dev->i2c_bus[0];
1253 		fe0->dvb.frontend = dvb_attach(s5h1411_attach,
1254 					       &hcw_s5h1411_config,
1255 					       &i2c_bus->i2c_adap);
1256 		if (fe0->dvb.frontend == NULL)
1257 			break;
1258 
1259 		dvb_attach(tda18271_attach, fe0->dvb.frontend,
1260 			   0x60, &dev->i2c_bus[1].i2c_adap,
1261 			   &hauppauge_tda18271_config);
1262 
1263 		tda18271_attach(&dev->ts1.analog_fe,
1264 			0x60, &dev->i2c_bus[1].i2c_adap,
1265 			&hauppauge_tda18271_config);
1266 
1267 		break;
1268 	case CX23885_BOARD_HAUPPAUGE_HVR1800:
1269 		i2c_bus = &dev->i2c_bus[0];
1270 		switch (alt_tuner) {
1271 		case 1:
1272 			fe0->dvb.frontend =
1273 				dvb_attach(s5h1409_attach,
1274 					   &hauppauge_ezqam_config,
1275 					   &i2c_bus->i2c_adap);
1276 			if (fe0->dvb.frontend == NULL)
1277 				break;
1278 
1279 			dvb_attach(tda829x_attach, fe0->dvb.frontend,
1280 				   &dev->i2c_bus[1].i2c_adap, 0x42,
1281 				   &tda829x_no_probe);
1282 			dvb_attach(tda18271_attach, fe0->dvb.frontend,
1283 				   0x60, &dev->i2c_bus[1].i2c_adap,
1284 				   &hauppauge_tda18271_config);
1285 			break;
1286 		case 0:
1287 		default:
1288 			fe0->dvb.frontend =
1289 				dvb_attach(s5h1409_attach,
1290 					   &hauppauge_generic_config,
1291 					   &i2c_bus->i2c_adap);
1292 			if (fe0->dvb.frontend == NULL)
1293 				break;
1294 			dvb_attach(mt2131_attach, fe0->dvb.frontend,
1295 				   &i2c_bus->i2c_adap,
1296 				   &hauppauge_generic_tunerconfig, 0);
1297 		}
1298 		break;
1299 	case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
1300 		i2c_bus = &dev->i2c_bus[0];
1301 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1302 						&hauppauge_hvr1800lp_config,
1303 						&i2c_bus->i2c_adap);
1304 		if (fe0->dvb.frontend == NULL)
1305 			break;
1306 		dvb_attach(mt2131_attach, fe0->dvb.frontend,
1307 			   &i2c_bus->i2c_adap,
1308 			   &hauppauge_generic_tunerconfig, 0);
1309 		break;
1310 	case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
1311 		i2c_bus = &dev->i2c_bus[0];
1312 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1313 					       &fusionhdtv_5_express,
1314 					       0x0e,
1315 					       &i2c_bus->i2c_adap);
1316 		if (fe0->dvb.frontend == NULL)
1317 			break;
1318 		dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1319 			   &i2c_bus->i2c_adap, 0x61,
1320 			   TUNER_LG_TDVS_H06XF);
1321 		break;
1322 	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
1323 		i2c_bus = &dev->i2c_bus[1];
1324 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1325 						&hauppauge_hvr1500q_config,
1326 						&dev->i2c_bus[0].i2c_adap);
1327 		if (fe0->dvb.frontend == NULL)
1328 			break;
1329 		dvb_attach(xc5000_attach, fe0->dvb.frontend,
1330 			   &i2c_bus->i2c_adap,
1331 			   &hauppauge_hvr1500q_tunerconfig);
1332 		break;
1333 	case CX23885_BOARD_HAUPPAUGE_HVR1500:
1334 		i2c_bus = &dev->i2c_bus[1];
1335 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1336 						&hauppauge_hvr1500_config,
1337 						&dev->i2c_bus[0].i2c_adap);
1338 		if (fe0->dvb.frontend != NULL) {
1339 			struct dvb_frontend *fe;
1340 			struct xc2028_config cfg = {
1341 				.i2c_adap  = &i2c_bus->i2c_adap,
1342 				.i2c_addr  = 0x61,
1343 			};
1344 			static struct xc2028_ctrl ctl = {
1345 				.fname       = XC2028_DEFAULT_FIRMWARE,
1346 				.max_len     = 64,
1347 				.demod       = XC3028_FE_OREN538,
1348 			};
1349 
1350 			fe = dvb_attach(xc2028_attach,
1351 					fe0->dvb.frontend, &cfg);
1352 			if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
1353 				fe->ops.tuner_ops.set_config(fe, &ctl);
1354 		}
1355 		break;
1356 	case CX23885_BOARD_HAUPPAUGE_HVR1200:
1357 	case CX23885_BOARD_HAUPPAUGE_HVR1700:
1358 		i2c_bus = &dev->i2c_bus[0];
1359 		fe0->dvb.frontend = dvb_attach(tda10048_attach,
1360 			&hauppauge_hvr1200_config,
1361 			&i2c_bus->i2c_adap);
1362 		if (fe0->dvb.frontend == NULL)
1363 			break;
1364 		dvb_attach(tda829x_attach, fe0->dvb.frontend,
1365 			   &dev->i2c_bus[1].i2c_adap, 0x42,
1366 			   &tda829x_no_probe);
1367 		dvb_attach(tda18271_attach, fe0->dvb.frontend,
1368 			   0x60, &dev->i2c_bus[1].i2c_adap,
1369 			   &hauppauge_hvr1200_tuner_config);
1370 		break;
1371 	case CX23885_BOARD_HAUPPAUGE_HVR1210:
1372 		i2c_bus = &dev->i2c_bus[0];
1373 		fe0->dvb.frontend = dvb_attach(tda10048_attach,
1374 			&hauppauge_hvr1210_config,
1375 			&i2c_bus->i2c_adap);
1376 		if (fe0->dvb.frontend != NULL) {
1377 			dvb_attach(tda18271_attach, fe0->dvb.frontend,
1378 				0x60, &dev->i2c_bus[1].i2c_adap,
1379 				&hauppauge_hvr1210_tuner_config);
1380 		}
1381 		break;
1382 	case CX23885_BOARD_HAUPPAUGE_HVR1400:
1383 		i2c_bus = &dev->i2c_bus[0];
1384 
1385 		if (!dvb_attach(dib7000p_attach, &dib7000p_ops))
1386 			return -ENODEV;
1387 
1388 		fe0->dvb.frontend = dib7000p_ops.init(&i2c_bus->i2c_adap,
1389 			0x12, &hauppauge_hvr1400_dib7000_config);
1390 		if (fe0->dvb.frontend != NULL) {
1391 			struct dvb_frontend *fe;
1392 			struct xc2028_config cfg = {
1393 				.i2c_adap  = &dev->i2c_bus[1].i2c_adap,
1394 				.i2c_addr  = 0x64,
1395 			};
1396 			static struct xc2028_ctrl ctl = {
1397 				.fname   = XC3028L_DEFAULT_FIRMWARE,
1398 				.max_len = 64,
1399 				.demod   = XC3028_FE_DIBCOM52,
1400 				/* This is true for all demods with
1401 					v36 firmware? */
1402 				.type    = XC2028_D2633,
1403 			};
1404 
1405 			fe = dvb_attach(xc2028_attach,
1406 					fe0->dvb.frontend, &cfg);
1407 			if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
1408 				fe->ops.tuner_ops.set_config(fe, &ctl);
1409 		}
1410 		break;
1411 	case CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP:
1412 		i2c_bus = &dev->i2c_bus[port->nr - 1];
1413 
1414 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1415 						&dvico_s5h1409_config,
1416 						&i2c_bus->i2c_adap);
1417 		if (fe0->dvb.frontend == NULL)
1418 			fe0->dvb.frontend = dvb_attach(s5h1411_attach,
1419 							&dvico_s5h1411_config,
1420 							&i2c_bus->i2c_adap);
1421 		if (fe0->dvb.frontend != NULL)
1422 			dvb_attach(xc5000_attach, fe0->dvb.frontend,
1423 				   &i2c_bus->i2c_adap,
1424 				   &dvico_xc5000_tunerconfig);
1425 		break;
1426 	case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP: {
1427 		i2c_bus = &dev->i2c_bus[port->nr - 1];
1428 
1429 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1430 					       &dvico_fusionhdtv_xc3028,
1431 					       &i2c_bus->i2c_adap);
1432 		if (fe0->dvb.frontend != NULL) {
1433 			struct dvb_frontend      *fe;
1434 			struct xc2028_config	  cfg = {
1435 				.i2c_adap  = &i2c_bus->i2c_adap,
1436 				.i2c_addr  = 0x61,
1437 			};
1438 			static struct xc2028_ctrl ctl = {
1439 				.fname       = XC2028_DEFAULT_FIRMWARE,
1440 				.max_len     = 64,
1441 				.demod       = XC3028_FE_ZARLINK456,
1442 			};
1443 
1444 			fe = dvb_attach(xc2028_attach, fe0->dvb.frontend,
1445 					&cfg);
1446 			if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
1447 				fe->ops.tuner_ops.set_config(fe, &ctl);
1448 		}
1449 		break;
1450 	}
1451 	case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP2: {
1452 		i2c_bus = &dev->i2c_bus[port->nr - 1];
1453 		/* cxusb_ctrl_msg(adap->dev, CMD_DIGITAL, NULL, 0, NULL, 0); */
1454 		/* cxusb_bluebird_gpio_pulse(adap->dev, 0x02, 1); */
1455 
1456 		if (!dvb_attach(dib7000p_attach, &dib7000p_ops))
1457 			return -ENODEV;
1458 
1459 		if (dib7000p_ops.i2c_enumeration(&i2c_bus->i2c_adap, 1, 0x12, &dib7070p_dib7000p_config) < 0) {
1460 			pr_warn("Unable to enumerate dib7000p\n");
1461 			return -ENODEV;
1462 		}
1463 		fe0->dvb.frontend = dib7000p_ops.init(&i2c_bus->i2c_adap, 0x80, &dib7070p_dib7000p_config);
1464 		if (fe0->dvb.frontend != NULL) {
1465 			struct i2c_adapter *tun_i2c;
1466 
1467 			fe0->dvb.frontend->sec_priv = kmemdup(&dib7000p_ops, sizeof(dib7000p_ops), GFP_KERNEL);
1468 			if (!fe0->dvb.frontend->sec_priv)
1469 				return -ENOMEM;
1470 			tun_i2c = dib7000p_ops.get_i2c_master(fe0->dvb.frontend, DIBX000_I2C_INTERFACE_TUNER, 1);
1471 			if (!dvb_attach(dib0070_attach, fe0->dvb.frontend, tun_i2c, &dib7070p_dib0070_config))
1472 				return -ENODEV;
1473 		}
1474 		break;
1475 	}
1476 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
1477 	case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
1478 	case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
1479 		i2c_bus = &dev->i2c_bus[0];
1480 
1481 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1482 			&dvico_fusionhdtv_xc3028,
1483 			&i2c_bus->i2c_adap);
1484 		if (fe0->dvb.frontend != NULL) {
1485 			struct dvb_frontend      *fe;
1486 			struct xc2028_config	  cfg = {
1487 				.i2c_adap  = &dev->i2c_bus[1].i2c_adap,
1488 				.i2c_addr  = 0x61,
1489 			};
1490 			static struct xc2028_ctrl ctl = {
1491 				.fname       = XC2028_DEFAULT_FIRMWARE,
1492 				.max_len     = 64,
1493 				.demod       = XC3028_FE_ZARLINK456,
1494 			};
1495 
1496 			fe = dvb_attach(xc2028_attach, fe0->dvb.frontend,
1497 				&cfg);
1498 			if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
1499 				fe->ops.tuner_ops.set_config(fe, &ctl);
1500 		}
1501 		break;
1502 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H_XC4000:
1503 		i2c_bus = &dev->i2c_bus[0];
1504 
1505 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1506 					       &dvico_fusionhdtv_xc3028,
1507 					       &i2c_bus->i2c_adap);
1508 		if (fe0->dvb.frontend != NULL) {
1509 			struct dvb_frontend	*fe;
1510 			struct xc4000_config	cfg = {
1511 				.i2c_address	  = 0x61,
1512 				.default_pm	  = 0,
1513 				.dvb_amplitude	  = 134,
1514 				.set_smoothedcvbs = 1,
1515 				.if_khz		  = 4560
1516 			};
1517 
1518 			fe = dvb_attach(xc4000_attach, fe0->dvb.frontend,
1519 					&dev->i2c_bus[1].i2c_adap, &cfg);
1520 			if (!fe) {
1521 				pr_err("%s/2: xc4000 attach failed\n",
1522 				       dev->name);
1523 				goto frontend_detach;
1524 			}
1525 		}
1526 		break;
1527 	case CX23885_BOARD_TBS_6920:
1528 		i2c_bus = &dev->i2c_bus[1];
1529 
1530 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1531 					&tbs_cx24116_config,
1532 					&i2c_bus->i2c_adap);
1533 		if (fe0->dvb.frontend != NULL)
1534 			fe0->dvb.frontend->ops.set_voltage = f300_set_voltage;
1535 
1536 		break;
1537 	case CX23885_BOARD_TBS_6980:
1538 	case CX23885_BOARD_TBS_6981:
1539 		i2c_bus = &dev->i2c_bus[1];
1540 
1541 		switch (port->nr) {
1542 		/* PORT B */
1543 		case 1:
1544 			fe0->dvb.frontend = dvb_attach(cx24117_attach,
1545 					&tbs_cx24117_config,
1546 					&i2c_bus->i2c_adap);
1547 			break;
1548 		/* PORT C */
1549 		case 2:
1550 			fe0->dvb.frontend = dvb_attach(cx24117_attach,
1551 					&tbs_cx24117_config,
1552 					&i2c_bus->i2c_adap);
1553 			break;
1554 		}
1555 		break;
1556 	case CX23885_BOARD_TEVII_S470:
1557 		i2c_bus = &dev->i2c_bus[1];
1558 
1559 		fe0->dvb.frontend = dvb_attach(ds3000_attach,
1560 					&tevii_ds3000_config,
1561 					&i2c_bus->i2c_adap);
1562 		if (fe0->dvb.frontend != NULL) {
1563 			dvb_attach(ts2020_attach, fe0->dvb.frontend,
1564 				&tevii_ts2020_config, &i2c_bus->i2c_adap);
1565 			fe0->dvb.frontend->ops.set_voltage = f300_set_voltage;
1566 		}
1567 
1568 		break;
1569 	case CX23885_BOARD_DVBWORLD_2005:
1570 		i2c_bus = &dev->i2c_bus[1];
1571 
1572 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1573 			&dvbworld_cx24116_config,
1574 			&i2c_bus->i2c_adap);
1575 		break;
1576 	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
1577 		i2c_bus = &dev->i2c_bus[0];
1578 		switch (port->nr) {
1579 		/* port B */
1580 		case 1:
1581 			fe0->dvb.frontend = dvb_attach(stv0900_attach,
1582 							&netup_stv0900_config,
1583 							&i2c_bus->i2c_adap, 0);
1584 			if (fe0->dvb.frontend != NULL) {
1585 				if (dvb_attach(stv6110_attach,
1586 						fe0->dvb.frontend,
1587 						&netup_stv6110_tunerconfig_a,
1588 						&i2c_bus->i2c_adap)) {
1589 					if (!dvb_attach(lnbh24_attach,
1590 							fe0->dvb.frontend,
1591 							&i2c_bus->i2c_adap,
1592 							LNBH24_PCL | LNBH24_TTX,
1593 							LNBH24_TEN, 0x09))
1594 						pr_err("No LNBH24 found!\n");
1595 
1596 				}
1597 			}
1598 			break;
1599 		/* port C */
1600 		case 2:
1601 			fe0->dvb.frontend = dvb_attach(stv0900_attach,
1602 							&netup_stv0900_config,
1603 							&i2c_bus->i2c_adap, 1);
1604 			if (fe0->dvb.frontend != NULL) {
1605 				if (dvb_attach(stv6110_attach,
1606 						fe0->dvb.frontend,
1607 						&netup_stv6110_tunerconfig_b,
1608 						&i2c_bus->i2c_adap)) {
1609 					if (!dvb_attach(lnbh24_attach,
1610 							fe0->dvb.frontend,
1611 							&i2c_bus->i2c_adap,
1612 							LNBH24_PCL | LNBH24_TTX,
1613 							LNBH24_TEN, 0x0a))
1614 						pr_err("No LNBH24 found!\n");
1615 
1616 				}
1617 			}
1618 			break;
1619 		}
1620 		break;
1621 	case CX23885_BOARD_MYGICA_X8506:
1622 		i2c_bus = &dev->i2c_bus[0];
1623 		i2c_bus2 = &dev->i2c_bus[1];
1624 		fe0->dvb.frontend = dvb_attach(lgs8gxx_attach,
1625 			&mygica_x8506_lgs8gl5_config,
1626 			&i2c_bus->i2c_adap);
1627 		if (fe0->dvb.frontend == NULL)
1628 			break;
1629 		dvb_attach(xc5000_attach, fe0->dvb.frontend,
1630 			   &i2c_bus2->i2c_adap, &mygica_x8506_xc5000_config);
1631 		cx23885_set_frontend_hook(port, fe0->dvb.frontend);
1632 		break;
1633 	case CX23885_BOARD_MYGICA_X8507:
1634 		i2c_bus = &dev->i2c_bus[0];
1635 		i2c_bus2 = &dev->i2c_bus[1];
1636 		fe0->dvb.frontend = dvb_attach(mb86a20s_attach,
1637 			&mygica_x8507_mb86a20s_config,
1638 			&i2c_bus->i2c_adap);
1639 		if (fe0->dvb.frontend == NULL)
1640 			break;
1641 
1642 		dvb_attach(xc5000_attach, fe0->dvb.frontend,
1643 			   &i2c_bus2->i2c_adap,
1644 			   &mygica_x8507_xc5000_config);
1645 		cx23885_set_frontend_hook(port, fe0->dvb.frontend);
1646 		break;
1647 	case CX23885_BOARD_MAGICPRO_PROHDTVE2:
1648 		i2c_bus = &dev->i2c_bus[0];
1649 		i2c_bus2 = &dev->i2c_bus[1];
1650 		fe0->dvb.frontend = dvb_attach(lgs8gxx_attach,
1651 			&magicpro_prohdtve2_lgs8g75_config,
1652 			&i2c_bus->i2c_adap);
1653 		if (fe0->dvb.frontend == NULL)
1654 			break;
1655 		dvb_attach(xc5000_attach, fe0->dvb.frontend,
1656 			   &i2c_bus2->i2c_adap,
1657 			   &magicpro_prohdtve2_xc5000_config);
1658 		cx23885_set_frontend_hook(port, fe0->dvb.frontend);
1659 		break;
1660 	case CX23885_BOARD_HAUPPAUGE_HVR1850:
1661 		i2c_bus = &dev->i2c_bus[0];
1662 		fe0->dvb.frontend = dvb_attach(s5h1411_attach,
1663 			&hcw_s5h1411_config,
1664 			&i2c_bus->i2c_adap);
1665 		if (fe0->dvb.frontend == NULL)
1666 			break;
1667 		dvb_attach(tda18271_attach, fe0->dvb.frontend,
1668 			   0x60, &dev->i2c_bus[0].i2c_adap,
1669 			   &hauppauge_tda18271_config);
1670 
1671 		tda18271_attach(&dev->ts1.analog_fe,
1672 			0x60, &dev->i2c_bus[1].i2c_adap,
1673 			&hauppauge_tda18271_config);
1674 
1675 		break;
1676 	case CX23885_BOARD_HAUPPAUGE_HVR1290:
1677 		i2c_bus = &dev->i2c_bus[0];
1678 		fe0->dvb.frontend = dvb_attach(s5h1411_attach,
1679 			&hcw_s5h1411_config,
1680 			&i2c_bus->i2c_adap);
1681 		if (fe0->dvb.frontend == NULL)
1682 			break;
1683 		dvb_attach(tda18271_attach, fe0->dvb.frontend,
1684 			   0x60, &dev->i2c_bus[0].i2c_adap,
1685 			   &hauppauge_tda18271_config);
1686 		break;
1687 	case CX23885_BOARD_MYGICA_X8558PRO:
1688 		switch (port->nr) {
1689 		/* port B */
1690 		case 1:
1691 			i2c_bus = &dev->i2c_bus[0];
1692 			fe0->dvb.frontend = dvb_attach(atbm8830_attach,
1693 				&mygica_x8558pro_atbm8830_cfg1,
1694 				&i2c_bus->i2c_adap);
1695 			if (fe0->dvb.frontend == NULL)
1696 				break;
1697 			dvb_attach(max2165_attach, fe0->dvb.frontend,
1698 				   &i2c_bus->i2c_adap,
1699 				   &mygic_x8558pro_max2165_cfg1);
1700 			break;
1701 		/* port C */
1702 		case 2:
1703 			i2c_bus = &dev->i2c_bus[1];
1704 			fe0->dvb.frontend = dvb_attach(atbm8830_attach,
1705 				&mygica_x8558pro_atbm8830_cfg2,
1706 				&i2c_bus->i2c_adap);
1707 			if (fe0->dvb.frontend == NULL)
1708 				break;
1709 			dvb_attach(max2165_attach, fe0->dvb.frontend,
1710 				   &i2c_bus->i2c_adap,
1711 				   &mygic_x8558pro_max2165_cfg2);
1712 		}
1713 		break;
1714 	case CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF:
1715 		if (port->nr > 2)
1716 			return 0;
1717 
1718 		i2c_bus = &dev->i2c_bus[0];
1719 		mfe_shared = 1;/* MFE */
1720 		port->frontends.gate = 0;/* not clear for me yet */
1721 		/* ports B, C */
1722 		/* MFE frontend 1 DVB-T */
1723 		fe0->dvb.frontend = dvb_attach(stv0367ter_attach,
1724 					&netup_stv0367_config[port->nr - 1],
1725 					&i2c_bus->i2c_adap);
1726 		if (fe0->dvb.frontend == NULL)
1727 			break;
1728 		if (NULL == dvb_attach(xc5000_attach, fe0->dvb.frontend,
1729 					&i2c_bus->i2c_adap,
1730 					&netup_xc5000_config[port->nr - 1]))
1731 			goto frontend_detach;
1732 		/* load xc5000 firmware */
1733 		fe0->dvb.frontend->ops.tuner_ops.init(fe0->dvb.frontend);
1734 
1735 		/* MFE frontend 2 */
1736 		fe1 = vb2_dvb_get_frontend(&port->frontends, 2);
1737 		if (fe1 == NULL)
1738 			goto frontend_detach;
1739 		/* DVB-C init */
1740 		fe1->dvb.frontend = dvb_attach(stv0367cab_attach,
1741 					&netup_stv0367_config[port->nr - 1],
1742 					&i2c_bus->i2c_adap);
1743 		if (fe1->dvb.frontend == NULL)
1744 			break;
1745 
1746 		fe1->dvb.frontend->id = 1;
1747 		if (NULL == dvb_attach(xc5000_attach,
1748 				       fe1->dvb.frontend,
1749 				       &i2c_bus->i2c_adap,
1750 				       &netup_xc5000_config[port->nr - 1]))
1751 			goto frontend_detach;
1752 		break;
1753 	case CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL:
1754 		i2c_bus = &dev->i2c_bus[0];
1755 		i2c_bus2 = &dev->i2c_bus[1];
1756 
1757 		switch (port->nr) {
1758 		/* port b */
1759 		case 1:
1760 			fe0->dvb.frontend = dvb_attach(drxk_attach,
1761 					&terratec_drxk_config[0],
1762 					&i2c_bus->i2c_adap);
1763 			if (fe0->dvb.frontend == NULL)
1764 				break;
1765 			if (!dvb_attach(mt2063_attach,
1766 					fe0->dvb.frontend,
1767 					&terratec_mt2063_config[0],
1768 					&i2c_bus2->i2c_adap))
1769 				goto frontend_detach;
1770 			break;
1771 		/* port c */
1772 		case 2:
1773 			fe0->dvb.frontend = dvb_attach(drxk_attach,
1774 					&terratec_drxk_config[1],
1775 					&i2c_bus->i2c_adap);
1776 			if (fe0->dvb.frontend == NULL)
1777 				break;
1778 			if (!dvb_attach(mt2063_attach,
1779 					fe0->dvb.frontend,
1780 					&terratec_mt2063_config[1],
1781 					&i2c_bus2->i2c_adap))
1782 				goto frontend_detach;
1783 			break;
1784 		}
1785 		break;
1786 	case CX23885_BOARD_TEVII_S471:
1787 		i2c_bus = &dev->i2c_bus[1];
1788 
1789 		fe0->dvb.frontend = dvb_attach(ds3000_attach,
1790 					&tevii_ds3000_config,
1791 					&i2c_bus->i2c_adap);
1792 		if (fe0->dvb.frontend == NULL)
1793 			break;
1794 		dvb_attach(ts2020_attach, fe0->dvb.frontend,
1795 			   &tevii_ts2020_config, &i2c_bus->i2c_adap);
1796 		break;
1797 	case CX23885_BOARD_PROF_8000:
1798 		i2c_bus = &dev->i2c_bus[0];
1799 
1800 		fe0->dvb.frontend = dvb_attach(stv090x_attach,
1801 						&prof_8000_stv090x_config,
1802 						&i2c_bus->i2c_adap,
1803 						STV090x_DEMODULATOR_0);
1804 		if (fe0->dvb.frontend == NULL)
1805 			break;
1806 		if (!dvb_attach(stb6100_attach,
1807 				fe0->dvb.frontend,
1808 				&prof_8000_stb6100_config,
1809 				&i2c_bus->i2c_adap))
1810 			goto frontend_detach;
1811 
1812 		fe0->dvb.frontend->ops.set_voltage = p8000_set_voltage;
1813 		break;
1814 	case CX23885_BOARD_HAUPPAUGE_HVR4400: {
1815 		struct tda10071_platform_data tda10071_pdata = hauppauge_tda10071_pdata;
1816 		struct a8293_platform_data a8293_pdata = {};
1817 
1818 		i2c_bus = &dev->i2c_bus[0];
1819 		i2c_bus2 = &dev->i2c_bus[1];
1820 		switch (port->nr) {
1821 		/* port b */
1822 		case 1:
1823 			/* attach demod + tuner combo */
1824 			memset(&info, 0, sizeof(info));
1825 			strscpy(info.type, "tda10071_cx24118", I2C_NAME_SIZE);
1826 			info.addr = 0x05;
1827 			info.platform_data = &tda10071_pdata;
1828 			request_module("tda10071");
1829 			client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1830 			if (!i2c_client_has_driver(client_demod))
1831 				goto frontend_detach;
1832 			if (!try_module_get(client_demod->dev.driver->owner)) {
1833 				i2c_unregister_device(client_demod);
1834 				goto frontend_detach;
1835 			}
1836 			fe0->dvb.frontend = tda10071_pdata.get_dvb_frontend(client_demod);
1837 			port->i2c_client_demod = client_demod;
1838 
1839 			/* attach SEC */
1840 			a8293_pdata.dvb_frontend = fe0->dvb.frontend;
1841 			memset(&info, 0, sizeof(info));
1842 			strscpy(info.type, "a8293", I2C_NAME_SIZE);
1843 			info.addr = 0x0b;
1844 			info.platform_data = &a8293_pdata;
1845 			request_module("a8293");
1846 			client_sec = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1847 			if (!i2c_client_has_driver(client_sec))
1848 				goto frontend_detach;
1849 			if (!try_module_get(client_sec->dev.driver->owner)) {
1850 				i2c_unregister_device(client_sec);
1851 				goto frontend_detach;
1852 			}
1853 			port->i2c_client_sec = client_sec;
1854 			break;
1855 		/* port c */
1856 		case 2:
1857 			/* attach frontend */
1858 			memset(&si2165_pdata, 0, sizeof(si2165_pdata));
1859 			si2165_pdata.fe = &fe0->dvb.frontend;
1860 			si2165_pdata.chip_mode = SI2165_MODE_PLL_XTAL;
1861 			si2165_pdata.ref_freq_hz = 16000000;
1862 			memset(&info, 0, sizeof(struct i2c_board_info));
1863 			strscpy(info.type, "si2165", I2C_NAME_SIZE);
1864 			info.addr = 0x64;
1865 			info.platform_data = &si2165_pdata;
1866 			request_module(info.type);
1867 			client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1868 			if (!i2c_client_has_driver(client_demod))
1869 				goto frontend_detach;
1870 			if (!try_module_get(client_demod->dev.driver->owner)) {
1871 				i2c_unregister_device(client_demod);
1872 				goto frontend_detach;
1873 			}
1874 			port->i2c_client_demod = client_demod;
1875 
1876 			if (fe0->dvb.frontend == NULL)
1877 				break;
1878 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1879 			if (!dvb_attach(tda18271_attach,
1880 					fe0->dvb.frontend,
1881 					0x60, &i2c_bus2->i2c_adap,
1882 				  &hauppauge_hvr4400_tuner_config))
1883 				goto frontend_detach;
1884 			break;
1885 		}
1886 		break;
1887 	}
1888 	case CX23885_BOARD_HAUPPAUGE_STARBURST: {
1889 		struct tda10071_platform_data tda10071_pdata = hauppauge_tda10071_pdata;
1890 		struct a8293_platform_data a8293_pdata = {};
1891 
1892 		i2c_bus = &dev->i2c_bus[0];
1893 
1894 		/* attach demod + tuner combo */
1895 		memset(&info, 0, sizeof(info));
1896 		strscpy(info.type, "tda10071_cx24118", I2C_NAME_SIZE);
1897 		info.addr = 0x05;
1898 		info.platform_data = &tda10071_pdata;
1899 		request_module("tda10071");
1900 		client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1901 		if (!i2c_client_has_driver(client_demod))
1902 			goto frontend_detach;
1903 		if (!try_module_get(client_demod->dev.driver->owner)) {
1904 			i2c_unregister_device(client_demod);
1905 			goto frontend_detach;
1906 		}
1907 		fe0->dvb.frontend = tda10071_pdata.get_dvb_frontend(client_demod);
1908 		port->i2c_client_demod = client_demod;
1909 
1910 		/* attach SEC */
1911 		a8293_pdata.dvb_frontend = fe0->dvb.frontend;
1912 		memset(&info, 0, sizeof(info));
1913 		strscpy(info.type, "a8293", I2C_NAME_SIZE);
1914 		info.addr = 0x0b;
1915 		info.platform_data = &a8293_pdata;
1916 		request_module("a8293");
1917 		client_sec = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1918 		if (!i2c_client_has_driver(client_sec))
1919 			goto frontend_detach;
1920 		if (!try_module_get(client_sec->dev.driver->owner)) {
1921 			i2c_unregister_device(client_sec);
1922 			goto frontend_detach;
1923 		}
1924 		port->i2c_client_sec = client_sec;
1925 		break;
1926 	}
1927 	case CX23885_BOARD_DVBSKY_T9580:
1928 	case CX23885_BOARD_DVBSKY_S950:
1929 		i2c_bus = &dev->i2c_bus[0];
1930 		i2c_bus2 = &dev->i2c_bus[1];
1931 		switch (port->nr) {
1932 		/* port b - satellite */
1933 		case 1:
1934 			/* attach frontend */
1935 			fe0->dvb.frontend = dvb_attach(m88ds3103_attach,
1936 					&dvbsky_t9580_m88ds3103_config,
1937 					&i2c_bus2->i2c_adap, &adapter);
1938 			if (fe0->dvb.frontend == NULL)
1939 				break;
1940 
1941 			/* attach tuner */
1942 			memset(&ts2020_config, 0, sizeof(ts2020_config));
1943 			ts2020_config.fe = fe0->dvb.frontend;
1944 			ts2020_config.get_agc_pwm = m88ds3103_get_agc_pwm;
1945 			memset(&info, 0, sizeof(struct i2c_board_info));
1946 			strscpy(info.type, "ts2020", I2C_NAME_SIZE);
1947 			info.addr = 0x60;
1948 			info.platform_data = &ts2020_config;
1949 			request_module(info.type);
1950 			client_tuner = i2c_new_client_device(adapter, &info);
1951 			if (!i2c_client_has_driver(client_tuner))
1952 				goto frontend_detach;
1953 			if (!try_module_get(client_tuner->dev.driver->owner)) {
1954 				i2c_unregister_device(client_tuner);
1955 				goto frontend_detach;
1956 			}
1957 
1958 			/* delegate signal strength measurement to tuner */
1959 			fe0->dvb.frontend->ops.read_signal_strength =
1960 				fe0->dvb.frontend->ops.tuner_ops.get_rf_strength;
1961 
1962 			/*
1963 			 * for setting the voltage we need to set GPIOs on
1964 			 * the card.
1965 			 */
1966 			port->fe_set_voltage =
1967 				fe0->dvb.frontend->ops.set_voltage;
1968 			fe0->dvb.frontend->ops.set_voltage =
1969 				dvbsky_t9580_set_voltage;
1970 
1971 			port->i2c_client_tuner = client_tuner;
1972 
1973 			break;
1974 		/* port c - terrestrial/cable */
1975 		case 2:
1976 			/* attach frontend */
1977 			memset(&si2168_config, 0, sizeof(si2168_config));
1978 			si2168_config.i2c_adapter = &adapter;
1979 			si2168_config.fe = &fe0->dvb.frontend;
1980 			si2168_config.ts_mode = SI2168_TS_SERIAL;
1981 			memset(&info, 0, sizeof(struct i2c_board_info));
1982 			strscpy(info.type, "si2168", I2C_NAME_SIZE);
1983 			info.addr = 0x64;
1984 			info.platform_data = &si2168_config;
1985 			request_module(info.type);
1986 			client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
1987 			if (!i2c_client_has_driver(client_demod))
1988 				goto frontend_detach;
1989 			if (!try_module_get(client_demod->dev.driver->owner)) {
1990 				i2c_unregister_device(client_demod);
1991 				goto frontend_detach;
1992 			}
1993 			port->i2c_client_demod = client_demod;
1994 
1995 			/* attach tuner */
1996 			memset(&si2157_config, 0, sizeof(si2157_config));
1997 			si2157_config.fe = fe0->dvb.frontend;
1998 			si2157_config.if_port = 1;
1999 			memset(&info, 0, sizeof(struct i2c_board_info));
2000 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2001 			info.addr = 0x60;
2002 			info.platform_data = &si2157_config;
2003 			request_module(info.type);
2004 			client_tuner = i2c_new_client_device(adapter, &info);
2005 			if (!i2c_client_has_driver(client_tuner))
2006 				goto frontend_detach;
2007 
2008 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2009 				i2c_unregister_device(client_tuner);
2010 				goto frontend_detach;
2011 			}
2012 			port->i2c_client_tuner = client_tuner;
2013 			break;
2014 		}
2015 		break;
2016 	case CX23885_BOARD_DVBSKY_T980C:
2017 	case CX23885_BOARD_TT_CT2_4500_CI:
2018 		i2c_bus = &dev->i2c_bus[0];
2019 		i2c_bus2 = &dev->i2c_bus[1];
2020 
2021 		/* attach frontend */
2022 		memset(&si2168_config, 0, sizeof(si2168_config));
2023 		si2168_config.i2c_adapter = &adapter;
2024 		si2168_config.fe = &fe0->dvb.frontend;
2025 		si2168_config.ts_mode = SI2168_TS_PARALLEL;
2026 		memset(&info, 0, sizeof(struct i2c_board_info));
2027 		strscpy(info.type, "si2168", I2C_NAME_SIZE);
2028 		info.addr = 0x64;
2029 		info.platform_data = &si2168_config;
2030 		request_module(info.type);
2031 		client_demod = i2c_new_client_device(&i2c_bus2->i2c_adap, &info);
2032 		if (!i2c_client_has_driver(client_demod))
2033 			goto frontend_detach;
2034 		if (!try_module_get(client_demod->dev.driver->owner)) {
2035 			i2c_unregister_device(client_demod);
2036 			goto frontend_detach;
2037 		}
2038 		port->i2c_client_demod = client_demod;
2039 
2040 		/* attach tuner */
2041 		memset(&si2157_config, 0, sizeof(si2157_config));
2042 		si2157_config.fe = fe0->dvb.frontend;
2043 		si2157_config.if_port = 1;
2044 		memset(&info, 0, sizeof(struct i2c_board_info));
2045 		strscpy(info.type, "si2157", I2C_NAME_SIZE);
2046 		info.addr = 0x60;
2047 		info.platform_data = &si2157_config;
2048 		request_module(info.type);
2049 		client_tuner = i2c_new_client_device(adapter, &info);
2050 		if (!i2c_client_has_driver(client_tuner))
2051 			goto frontend_detach;
2052 		if (!try_module_get(client_tuner->dev.driver->owner)) {
2053 			i2c_unregister_device(client_tuner);
2054 			goto frontend_detach;
2055 		}
2056 		port->i2c_client_tuner = client_tuner;
2057 		break;
2058 	case CX23885_BOARD_DVBSKY_S950C:
2059 		i2c_bus = &dev->i2c_bus[0];
2060 		i2c_bus2 = &dev->i2c_bus[1];
2061 
2062 		/* attach frontend */
2063 		fe0->dvb.frontend = dvb_attach(m88ds3103_attach,
2064 				&dvbsky_s950c_m88ds3103_config,
2065 				&i2c_bus2->i2c_adap, &adapter);
2066 		if (fe0->dvb.frontend == NULL)
2067 			break;
2068 
2069 		/* attach tuner */
2070 		memset(&ts2020_config, 0, sizeof(ts2020_config));
2071 		ts2020_config.fe = fe0->dvb.frontend;
2072 		ts2020_config.get_agc_pwm = m88ds3103_get_agc_pwm;
2073 		memset(&info, 0, sizeof(struct i2c_board_info));
2074 		strscpy(info.type, "ts2020", I2C_NAME_SIZE);
2075 		info.addr = 0x60;
2076 		info.platform_data = &ts2020_config;
2077 		request_module(info.type);
2078 		client_tuner = i2c_new_client_device(adapter, &info);
2079 		if (!i2c_client_has_driver(client_tuner))
2080 			goto frontend_detach;
2081 		if (!try_module_get(client_tuner->dev.driver->owner)) {
2082 			i2c_unregister_device(client_tuner);
2083 			goto frontend_detach;
2084 		}
2085 
2086 		/* delegate signal strength measurement to tuner */
2087 		fe0->dvb.frontend->ops.read_signal_strength =
2088 			fe0->dvb.frontend->ops.tuner_ops.get_rf_strength;
2089 
2090 		port->i2c_client_tuner = client_tuner;
2091 		break;
2092 	case CX23885_BOARD_DVBSKY_S952:
2093 		/* attach frontend */
2094 		memset(&m88ds3103_pdata, 0, sizeof(m88ds3103_pdata));
2095 		m88ds3103_pdata.clk = 27000000;
2096 		m88ds3103_pdata.i2c_wr_max = 33;
2097 		m88ds3103_pdata.agc = 0x99;
2098 		m88ds3103_pdata.clk_out = M88DS3103_CLOCK_OUT_DISABLED;
2099 		m88ds3103_pdata.lnb_en_pol = 1;
2100 
2101 		switch (port->nr) {
2102 		/* port b */
2103 		case 1:
2104 			i2c_bus = &dev->i2c_bus[1];
2105 			m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
2106 			m88ds3103_pdata.ts_clk = 16000;
2107 			m88ds3103_pdata.ts_clk_pol = 1;
2108 			p_set_voltage = dvbsky_t9580_set_voltage;
2109 			break;
2110 		/* port c */
2111 		case 2:
2112 			i2c_bus = &dev->i2c_bus[0];
2113 			m88ds3103_pdata.ts_mode = M88DS3103_TS_SERIAL;
2114 			m88ds3103_pdata.ts_clk = 96000;
2115 			m88ds3103_pdata.ts_clk_pol = 0;
2116 			p_set_voltage = dvbsky_s952_portc_set_voltage;
2117 			break;
2118 		default:
2119 			return 0;
2120 		}
2121 
2122 		memset(&info, 0, sizeof(info));
2123 		strscpy(info.type, "m88ds3103", I2C_NAME_SIZE);
2124 		info.addr = 0x68;
2125 		info.platform_data = &m88ds3103_pdata;
2126 		request_module(info.type);
2127 		client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
2128 		if (!i2c_client_has_driver(client_demod))
2129 			goto frontend_detach;
2130 		if (!try_module_get(client_demod->dev.driver->owner)) {
2131 			i2c_unregister_device(client_demod);
2132 			goto frontend_detach;
2133 		}
2134 		port->i2c_client_demod = client_demod;
2135 		adapter = m88ds3103_pdata.get_i2c_adapter(client_demod);
2136 		fe0->dvb.frontend = m88ds3103_pdata.get_dvb_frontend(client_demod);
2137 
2138 		/* attach tuner */
2139 		memset(&ts2020_config, 0, sizeof(ts2020_config));
2140 		ts2020_config.fe = fe0->dvb.frontend;
2141 		ts2020_config.get_agc_pwm = m88ds3103_get_agc_pwm;
2142 		memset(&info, 0, sizeof(struct i2c_board_info));
2143 		strscpy(info.type, "ts2020", I2C_NAME_SIZE);
2144 		info.addr = 0x60;
2145 		info.platform_data = &ts2020_config;
2146 		request_module(info.type);
2147 		client_tuner = i2c_new_client_device(adapter, &info);
2148 		if (!i2c_client_has_driver(client_tuner))
2149 			goto frontend_detach;
2150 		if (!try_module_get(client_tuner->dev.driver->owner)) {
2151 			i2c_unregister_device(client_tuner);
2152 			goto frontend_detach;
2153 		}
2154 
2155 		/* delegate signal strength measurement to tuner */
2156 		fe0->dvb.frontend->ops.read_signal_strength =
2157 			fe0->dvb.frontend->ops.tuner_ops.get_rf_strength;
2158 
2159 		/*
2160 		 * for setting the voltage we need to set GPIOs on
2161 		 * the card.
2162 		 */
2163 		port->fe_set_voltage =
2164 			fe0->dvb.frontend->ops.set_voltage;
2165 		fe0->dvb.frontend->ops.set_voltage = p_set_voltage;
2166 
2167 		port->i2c_client_tuner = client_tuner;
2168 		break;
2169 	case CX23885_BOARD_DVBSKY_T982:
2170 		memset(&si2168_config, 0, sizeof(si2168_config));
2171 		switch (port->nr) {
2172 		/* port b */
2173 		case 1:
2174 			i2c_bus = &dev->i2c_bus[1];
2175 			si2168_config.ts_mode = SI2168_TS_PARALLEL;
2176 			break;
2177 		/* port c */
2178 		case 2:
2179 			i2c_bus = &dev->i2c_bus[0];
2180 			si2168_config.ts_mode = SI2168_TS_SERIAL;
2181 			break;
2182 		}
2183 
2184 		/* attach frontend */
2185 		si2168_config.i2c_adapter = &adapter;
2186 		si2168_config.fe = &fe0->dvb.frontend;
2187 		memset(&info, 0, sizeof(struct i2c_board_info));
2188 		strscpy(info.type, "si2168", I2C_NAME_SIZE);
2189 		info.addr = 0x64;
2190 		info.platform_data = &si2168_config;
2191 		request_module(info.type);
2192 		client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
2193 		if (!i2c_client_has_driver(client_demod))
2194 			goto frontend_detach;
2195 		if (!try_module_get(client_demod->dev.driver->owner)) {
2196 			i2c_unregister_device(client_demod);
2197 			goto frontend_detach;
2198 		}
2199 		port->i2c_client_demod = client_demod;
2200 
2201 		/* attach tuner */
2202 		memset(&si2157_config, 0, sizeof(si2157_config));
2203 		si2157_config.fe = fe0->dvb.frontend;
2204 		si2157_config.if_port = 1;
2205 		memset(&info, 0, sizeof(struct i2c_board_info));
2206 		strscpy(info.type, "si2157", I2C_NAME_SIZE);
2207 		info.addr = 0x60;
2208 		info.platform_data = &si2157_config;
2209 		request_module(info.type);
2210 		client_tuner = i2c_new_client_device(adapter, &info);
2211 		if (!i2c_client_has_driver(client_tuner))
2212 			goto frontend_detach;
2213 		if (!try_module_get(client_tuner->dev.driver->owner)) {
2214 			i2c_unregister_device(client_tuner);
2215 			goto frontend_detach;
2216 		}
2217 		port->i2c_client_tuner = client_tuner;
2218 		break;
2219 	case CX23885_BOARD_HAUPPAUGE_STARBURST2:
2220 	case CX23885_BOARD_HAUPPAUGE_HVR5525:
2221 		i2c_bus = &dev->i2c_bus[0];
2222 		i2c_bus2 = &dev->i2c_bus[1];
2223 
2224 		switch (port->nr) {
2225 
2226 		/* port b - satellite */
2227 		case 1:
2228 			/* attach frontend */
2229 			fe0->dvb.frontend = dvb_attach(m88ds3103_attach,
2230 					&hauppauge_hvr5525_m88ds3103_config,
2231 					&i2c_bus->i2c_adap, &adapter);
2232 			if (fe0->dvb.frontend == NULL)
2233 				break;
2234 
2235 			/* attach SEC */
2236 			a8293_pdata.dvb_frontend = fe0->dvb.frontend;
2237 			memset(&info, 0, sizeof(info));
2238 			strscpy(info.type, "a8293", I2C_NAME_SIZE);
2239 			info.addr = 0x0b;
2240 			info.platform_data = &a8293_pdata;
2241 			request_module("a8293");
2242 			client_sec = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
2243 			if (!i2c_client_has_driver(client_sec))
2244 				goto frontend_detach;
2245 			if (!try_module_get(client_sec->dev.driver->owner)) {
2246 				i2c_unregister_device(client_sec);
2247 				goto frontend_detach;
2248 			}
2249 			port->i2c_client_sec = client_sec;
2250 
2251 			/* attach tuner */
2252 			memset(&m88rs6000t_config, 0, sizeof(m88rs6000t_config));
2253 			m88rs6000t_config.fe = fe0->dvb.frontend;
2254 			memset(&info, 0, sizeof(struct i2c_board_info));
2255 			strscpy(info.type, "m88rs6000t", I2C_NAME_SIZE);
2256 			info.addr = 0x21;
2257 			info.platform_data = &m88rs6000t_config;
2258 			request_module("%s", info.type);
2259 			client_tuner = i2c_new_client_device(adapter, &info);
2260 			if (!i2c_client_has_driver(client_tuner))
2261 				goto frontend_detach;
2262 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2263 				i2c_unregister_device(client_tuner);
2264 				goto frontend_detach;
2265 			}
2266 			port->i2c_client_tuner = client_tuner;
2267 
2268 			/* delegate signal strength measurement to tuner */
2269 			fe0->dvb.frontend->ops.read_signal_strength =
2270 				fe0->dvb.frontend->ops.tuner_ops.get_rf_strength;
2271 			break;
2272 		/* port c - terrestrial/cable */
2273 		case 2:
2274 			/* attach frontend */
2275 			memset(&si2168_config, 0, sizeof(si2168_config));
2276 			si2168_config.i2c_adapter = &adapter;
2277 			si2168_config.fe = &fe0->dvb.frontend;
2278 			si2168_config.ts_mode = SI2168_TS_SERIAL;
2279 			memset(&info, 0, sizeof(struct i2c_board_info));
2280 			strscpy(info.type, "si2168", I2C_NAME_SIZE);
2281 			info.addr = 0x64;
2282 			info.platform_data = &si2168_config;
2283 			request_module("%s", info.type);
2284 			client_demod = i2c_new_client_device(&i2c_bus->i2c_adap, &info);
2285 			if (!i2c_client_has_driver(client_demod))
2286 				goto frontend_detach;
2287 			if (!try_module_get(client_demod->dev.driver->owner)) {
2288 				i2c_unregister_device(client_demod);
2289 				goto frontend_detach;
2290 			}
2291 			port->i2c_client_demod = client_demod;
2292 
2293 			/* attach tuner */
2294 			memset(&si2157_config, 0, sizeof(si2157_config));
2295 			si2157_config.fe = fe0->dvb.frontend;
2296 			si2157_config.if_port = 1;
2297 			memset(&info, 0, sizeof(struct i2c_board_info));
2298 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2299 			info.addr = 0x60;
2300 			info.platform_data = &si2157_config;
2301 			request_module("%s", info.type);
2302 			client_tuner = i2c_new_client_device(&i2c_bus2->i2c_adap, &info);
2303 			if (!i2c_client_has_driver(client_tuner)) {
2304 				module_put(client_demod->dev.driver->owner);
2305 				i2c_unregister_device(client_demod);
2306 				port->i2c_client_demod = NULL;
2307 				goto frontend_detach;
2308 			}
2309 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2310 				i2c_unregister_device(client_tuner);
2311 				module_put(client_demod->dev.driver->owner);
2312 				i2c_unregister_device(client_demod);
2313 				port->i2c_client_demod = NULL;
2314 				goto frontend_detach;
2315 			}
2316 			port->i2c_client_tuner = client_tuner;
2317 
2318 			dev->ts1.analog_fe.tuner_priv = client_tuner;
2319 			memcpy(&dev->ts1.analog_fe.ops.tuner_ops,
2320 			       &fe0->dvb.frontend->ops.tuner_ops,
2321 			       sizeof(struct dvb_tuner_ops));
2322 
2323 			break;
2324 		}
2325 		break;
2326 	case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB:
2327 	case CX23885_BOARD_HAUPPAUGE_QUADHD_DVB_885:
2328 		pr_info("%s(): board=%d port=%d\n", __func__,
2329 			dev->board, port->nr);
2330 		switch (port->nr) {
2331 		/* port b - Terrestrial/cable */
2332 		case 1:
2333 			/* attach frontend */
2334 			memset(&si2168_config, 0, sizeof(si2168_config));
2335 			si2168_config.i2c_adapter = &adapter;
2336 			si2168_config.fe = &fe0->dvb.frontend;
2337 			si2168_config.ts_mode = SI2168_TS_SERIAL;
2338 			memset(&info, 0, sizeof(struct i2c_board_info));
2339 			strscpy(info.type, "si2168", I2C_NAME_SIZE);
2340 			info.addr = 0x64;
2341 			info.platform_data = &si2168_config;
2342 			request_module("%s", info.type);
2343 			client_demod = i2c_new_client_device(&dev->i2c_bus[0].i2c_adap, &info);
2344 			if (!i2c_client_has_driver(client_demod))
2345 				goto frontend_detach;
2346 			if (!try_module_get(client_demod->dev.driver->owner)) {
2347 				i2c_unregister_device(client_demod);
2348 				goto frontend_detach;
2349 			}
2350 			port->i2c_client_demod = client_demod;
2351 
2352 			/* attach tuner */
2353 			memset(&si2157_config, 0, sizeof(si2157_config));
2354 			si2157_config.fe = fe0->dvb.frontend;
2355 			si2157_config.if_port = 1;
2356 			memset(&info, 0, sizeof(struct i2c_board_info));
2357 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2358 			info.addr = 0x60;
2359 			info.platform_data = &si2157_config;
2360 			request_module("%s", info.type);
2361 			client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
2362 			if (!i2c_client_has_driver(client_tuner)) {
2363 				module_put(client_demod->dev.driver->owner);
2364 				i2c_unregister_device(client_demod);
2365 				port->i2c_client_demod = NULL;
2366 				goto frontend_detach;
2367 			}
2368 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2369 				i2c_unregister_device(client_tuner);
2370 				module_put(client_demod->dev.driver->owner);
2371 				i2c_unregister_device(client_demod);
2372 				port->i2c_client_demod = NULL;
2373 				goto frontend_detach;
2374 			}
2375 			port->i2c_client_tuner = client_tuner;
2376 
2377 			/* we only attach tuner for analog on the 888 version */
2378 			if (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_DVB) {
2379 				pr_info("%s(): QUADHD_DVB analog setup\n",
2380 					__func__);
2381 				dev->ts1.analog_fe.tuner_priv = client_tuner;
2382 				memcpy(&dev->ts1.analog_fe.ops.tuner_ops,
2383 				       &fe0->dvb.frontend->ops.tuner_ops,
2384 				       sizeof(struct dvb_tuner_ops));
2385 			}
2386 			break;
2387 
2388 		/* port c - terrestrial/cable */
2389 		case 2:
2390 			/* attach frontend */
2391 			memset(&si2168_config, 0, sizeof(si2168_config));
2392 			si2168_config.i2c_adapter = &adapter;
2393 			si2168_config.fe = &fe0->dvb.frontend;
2394 			si2168_config.ts_mode = SI2168_TS_SERIAL;
2395 			memset(&info, 0, sizeof(struct i2c_board_info));
2396 			strscpy(info.type, "si2168", I2C_NAME_SIZE);
2397 			info.addr = 0x66;
2398 			info.platform_data = &si2168_config;
2399 			request_module("%s", info.type);
2400 			client_demod = i2c_new_client_device(&dev->i2c_bus[0].i2c_adap, &info);
2401 			if (!i2c_client_has_driver(client_demod))
2402 				goto frontend_detach;
2403 			if (!try_module_get(client_demod->dev.driver->owner)) {
2404 				i2c_unregister_device(client_demod);
2405 				goto frontend_detach;
2406 			}
2407 			port->i2c_client_demod = client_demod;
2408 
2409 			/* attach tuner */
2410 			memset(&si2157_config, 0, sizeof(si2157_config));
2411 			si2157_config.fe = fe0->dvb.frontend;
2412 			si2157_config.if_port = 1;
2413 			memset(&info, 0, sizeof(struct i2c_board_info));
2414 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2415 			info.addr = 0x62;
2416 			info.platform_data = &si2157_config;
2417 			request_module("%s", info.type);
2418 			client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
2419 			if (!i2c_client_has_driver(client_tuner)) {
2420 				module_put(client_demod->dev.driver->owner);
2421 				i2c_unregister_device(client_demod);
2422 				port->i2c_client_demod = NULL;
2423 				goto frontend_detach;
2424 			}
2425 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2426 				i2c_unregister_device(client_tuner);
2427 				module_put(client_demod->dev.driver->owner);
2428 				i2c_unregister_device(client_demod);
2429 				port->i2c_client_demod = NULL;
2430 				goto frontend_detach;
2431 			}
2432 			port->i2c_client_tuner = client_tuner;
2433 			break;
2434 		}
2435 		break;
2436 	case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC:
2437 	case CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC_885:
2438 		pr_info("%s(): board=%d port=%d\n", __func__,
2439 			dev->board, port->nr);
2440 		switch (port->nr) {
2441 		/* port b - Terrestrial/cable */
2442 		case 1:
2443 			/* attach frontend */
2444 			i2c_bus = &dev->i2c_bus[0];
2445 			fe0->dvb.frontend = dvb_attach(lgdt3306a_attach,
2446 				&hauppauge_quadHD_ATSC_a_config, &i2c_bus->i2c_adap);
2447 			if (fe0->dvb.frontend == NULL)
2448 				break;
2449 
2450 			/* attach tuner */
2451 			memset(&si2157_config, 0, sizeof(si2157_config));
2452 			si2157_config.fe = fe0->dvb.frontend;
2453 			si2157_config.if_port = 1;
2454 			si2157_config.inversion = 1;
2455 			memset(&info, 0, sizeof(struct i2c_board_info));
2456 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2457 			info.addr = 0x60;
2458 			info.platform_data = &si2157_config;
2459 			request_module("%s", info.type);
2460 			client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
2461 			if (!i2c_client_has_driver(client_tuner)) {
2462 				module_put(client_demod->dev.driver->owner);
2463 				i2c_unregister_device(client_demod);
2464 				port->i2c_client_demod = NULL;
2465 				goto frontend_detach;
2466 			}
2467 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2468 				i2c_unregister_device(client_tuner);
2469 				module_put(client_demod->dev.driver->owner);
2470 				i2c_unregister_device(client_demod);
2471 				port->i2c_client_demod = NULL;
2472 				goto frontend_detach;
2473 			}
2474 			port->i2c_client_tuner = client_tuner;
2475 
2476 			/* we only attach tuner for analog on the 888 version */
2477 			if (dev->board == CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC) {
2478 				pr_info("%s(): QUADHD_ATSC analog setup\n",
2479 					__func__);
2480 				dev->ts1.analog_fe.tuner_priv = client_tuner;
2481 				memcpy(&dev->ts1.analog_fe.ops.tuner_ops,
2482 				       &fe0->dvb.frontend->ops.tuner_ops,
2483 				       sizeof(struct dvb_tuner_ops));
2484 			}
2485 			break;
2486 
2487 		/* port c - terrestrial/cable */
2488 		case 2:
2489 			/* attach frontend */
2490 			i2c_bus = &dev->i2c_bus[0];
2491 			fe0->dvb.frontend = dvb_attach(lgdt3306a_attach,
2492 				&hauppauge_quadHD_ATSC_b_config, &i2c_bus->i2c_adap);
2493 			if (fe0->dvb.frontend == NULL)
2494 				break;
2495 
2496 			/* attach tuner */
2497 			memset(&si2157_config, 0, sizeof(si2157_config));
2498 			si2157_config.fe = fe0->dvb.frontend;
2499 			si2157_config.if_port = 1;
2500 			si2157_config.inversion = 1;
2501 			memset(&info, 0, sizeof(struct i2c_board_info));
2502 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2503 			info.addr = 0x62;
2504 			info.platform_data = &si2157_config;
2505 			request_module("%s", info.type);
2506 			client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
2507 			if (!i2c_client_has_driver(client_tuner)) {
2508 				module_put(client_demod->dev.driver->owner);
2509 				i2c_unregister_device(client_demod);
2510 				port->i2c_client_demod = NULL;
2511 				goto frontend_detach;
2512 			}
2513 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2514 				i2c_unregister_device(client_tuner);
2515 				module_put(client_demod->dev.driver->owner);
2516 				i2c_unregister_device(client_demod);
2517 				port->i2c_client_demod = NULL;
2518 				goto frontend_detach;
2519 			}
2520 			port->i2c_client_tuner = client_tuner;
2521 			break;
2522 		}
2523 		break;
2524 	case CX23885_BOARD_HAUPPAUGE_HVR1265_K4:
2525 		switch (port->nr) {
2526 		/* port c - Terrestrial/cable */
2527 		case 2:
2528 			/* attach frontend */
2529 			i2c_bus = &dev->i2c_bus[0];
2530 			fe0->dvb.frontend = dvb_attach(lgdt3306a_attach,
2531 					&hauppauge_hvr1265k4_config,
2532 					&i2c_bus->i2c_adap);
2533 			if (fe0->dvb.frontend == NULL)
2534 				break;
2535 
2536 			/* attach tuner */
2537 			memset(&si2157_config, 0, sizeof(si2157_config));
2538 			si2157_config.fe = fe0->dvb.frontend;
2539 			si2157_config.if_port = 1;
2540 			si2157_config.inversion = 1;
2541 			memset(&info, 0, sizeof(struct i2c_board_info));
2542 			strscpy(info.type, "si2157", I2C_NAME_SIZE);
2543 			info.addr = 0x60;
2544 			info.platform_data = &si2157_config;
2545 			request_module("%s", info.type);
2546 			client_tuner = i2c_new_client_device(&dev->i2c_bus[1].i2c_adap, &info);
2547 			if (!i2c_client_has_driver(client_tuner))
2548 				goto frontend_detach;
2549 
2550 			if (!try_module_get(client_tuner->dev.driver->owner)) {
2551 				i2c_unregister_device(client_tuner);
2552 				client_tuner = NULL;
2553 				goto frontend_detach;
2554 			}
2555 			port->i2c_client_tuner = client_tuner;
2556 
2557 			dev->ts1.analog_fe.tuner_priv = client_tuner;
2558 			memcpy(&dev->ts1.analog_fe.ops.tuner_ops,
2559 			       &fe0->dvb.frontend->ops.tuner_ops,
2560 			       sizeof(struct dvb_tuner_ops));
2561 			break;
2562 		}
2563 		break;
2564 	default:
2565 		pr_info("%s: The frontend of your DVB/ATSC card  isn't supported yet\n",
2566 			dev->name);
2567 		break;
2568 	}
2569 
2570 	if ((NULL == fe0->dvb.frontend) || (fe1 && NULL == fe1->dvb.frontend)) {
2571 		pr_err("%s: frontend initialization failed\n",
2572 		       dev->name);
2573 		goto frontend_detach;
2574 	}
2575 
2576 	/* define general-purpose callback pointer */
2577 	fe0->dvb.frontend->callback = cx23885_tuner_callback;
2578 	if (fe1)
2579 		fe1->dvb.frontend->callback = cx23885_tuner_callback;
2580 #if 0
2581 	/* Ensure all frontends negotiate bus access */
2582 	fe0->dvb.frontend->ops.ts_bus_ctrl = cx23885_dvb_bus_ctrl;
2583 	if (fe1)
2584 		fe1->dvb.frontend->ops.ts_bus_ctrl = cx23885_dvb_bus_ctrl;
2585 #endif
2586 
2587 	/* Put the tuner in standby to keep it quiet */
2588 	call_all(dev, tuner, standby);
2589 
2590 	if (fe0->dvb.frontend->ops.analog_ops.standby)
2591 		fe0->dvb.frontend->ops.analog_ops.standby(fe0->dvb.frontend);
2592 
2593 	/* register everything */
2594 	ret = vb2_dvb_register_bus(&port->frontends, THIS_MODULE, port,
2595 				   &dev->pci->dev, NULL,
2596 				   adapter_nr, mfe_shared);
2597 	if (ret)
2598 		goto frontend_detach;
2599 
2600 	ret = dvb_register_ci_mac(port);
2601 	if (ret)
2602 		goto frontend_detach;
2603 
2604 	return 0;
2605 
2606 frontend_detach:
2607 	/* remove I2C client for SEC */
2608 	client_sec = port->i2c_client_sec;
2609 	if (client_sec) {
2610 		module_put(client_sec->dev.driver->owner);
2611 		i2c_unregister_device(client_sec);
2612 		port->i2c_client_sec = NULL;
2613 	}
2614 
2615 	/* remove I2C client for tuner */
2616 	client_tuner = port->i2c_client_tuner;
2617 	if (client_tuner) {
2618 		module_put(client_tuner->dev.driver->owner);
2619 		i2c_unregister_device(client_tuner);
2620 		port->i2c_client_tuner = NULL;
2621 	}
2622 
2623 	/* remove I2C client for demodulator */
2624 	client_demod = port->i2c_client_demod;
2625 	if (client_demod) {
2626 		module_put(client_demod->dev.driver->owner);
2627 		i2c_unregister_device(client_demod);
2628 		port->i2c_client_demod = NULL;
2629 	}
2630 
2631 	port->gate_ctrl = NULL;
2632 	vb2_dvb_dealloc_frontends(&port->frontends);
2633 	return -EINVAL;
2634 }
2635 
2636 int cx23885_dvb_register(struct cx23885_tsport *port)
2637 {
2638 
2639 	struct vb2_dvb_frontend *fe0;
2640 	struct cx23885_dev *dev = port->dev;
2641 	int err, i;
2642 
2643 	/* Here we need to allocate the correct number of frontends,
2644 	 * as reflected in the cards struct. The reality is that currently
2645 	 * no cx23885 boards support this - yet. But, if we don't modify this
2646 	 * code then the second frontend would never be allocated (later)
2647 	 * and fail with error before the attach in dvb_register().
2648 	 * Without these changes we risk an OOPS later. The changes here
2649 	 * are for safety, and should provide a good foundation for the
2650 	 * future addition of any multi-frontend cx23885 based boards.
2651 	 */
2652 	pr_info("%s() allocating %d frontend(s)\n", __func__,
2653 		port->num_frontends);
2654 
2655 	for (i = 1; i <= port->num_frontends; i++) {
2656 		struct vb2_queue *q;
2657 
2658 		if (vb2_dvb_alloc_frontend(
2659 			&port->frontends, i) == NULL) {
2660 			pr_err("%s() failed to alloc\n", __func__);
2661 			return -ENOMEM;
2662 		}
2663 
2664 		fe0 = vb2_dvb_get_frontend(&port->frontends, i);
2665 		if (!fe0)
2666 			return -EINVAL;
2667 
2668 		dprintk(1, "%s\n", __func__);
2669 		dprintk(1, " ->probed by Card=%d Name=%s, PCI %02x:%02x\n",
2670 			dev->board,
2671 			dev->name,
2672 			dev->pci_bus,
2673 			dev->pci_slot);
2674 
2675 		/* dvb stuff */
2676 		/* We have to init the queue for each frontend on a port. */
2677 		pr_info("%s: cx23885 based dvb card\n", dev->name);
2678 		q = &fe0->dvb.dvbq;
2679 		q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
2680 		q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
2681 		q->gfp_flags = GFP_DMA32;
2682 		q->min_buffers_needed = 2;
2683 		q->drv_priv = port;
2684 		q->buf_struct_size = sizeof(struct cx23885_buffer);
2685 		q->ops = &dvb_qops;
2686 		q->mem_ops = &vb2_dma_sg_memops;
2687 		q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
2688 		q->lock = &dev->lock;
2689 		q->dev = &dev->pci->dev;
2690 
2691 		err = vb2_queue_init(q);
2692 		if (err < 0)
2693 			return err;
2694 	}
2695 	err = dvb_register(port);
2696 	if (err != 0)
2697 		pr_err("%s() dvb_register failed err = %d\n",
2698 		       __func__, err);
2699 
2700 	return err;
2701 }
2702 
2703 int cx23885_dvb_unregister(struct cx23885_tsport *port)
2704 {
2705 	struct vb2_dvb_frontend *fe0;
2706 	struct i2c_client *client;
2707 
2708 	fe0 = vb2_dvb_get_frontend(&port->frontends, 1);
2709 
2710 	if (fe0 && fe0->dvb.frontend)
2711 		vb2_dvb_unregister_bus(&port->frontends);
2712 
2713 	/* remove I2C client for CI */
2714 	client = port->i2c_client_ci;
2715 	if (client) {
2716 		module_put(client->dev.driver->owner);
2717 		i2c_unregister_device(client);
2718 	}
2719 
2720 	/* remove I2C client for SEC */
2721 	client = port->i2c_client_sec;
2722 	if (client) {
2723 		module_put(client->dev.driver->owner);
2724 		i2c_unregister_device(client);
2725 	}
2726 
2727 	/* remove I2C client for tuner */
2728 	client = port->i2c_client_tuner;
2729 	if (client) {
2730 		module_put(client->dev.driver->owner);
2731 		i2c_unregister_device(client);
2732 	}
2733 
2734 	/* remove I2C client for demodulator */
2735 	client = port->i2c_client_demod;
2736 	if (client) {
2737 		module_put(client->dev.driver->owner);
2738 		i2c_unregister_device(client);
2739 	}
2740 
2741 	switch (port->dev->board) {
2742 	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
2743 		netup_ci_exit(port);
2744 		break;
2745 	case CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF:
2746 		altera_ci_release(port->dev, port->nr);
2747 		break;
2748 	}
2749 
2750 	port->gate_ctrl = NULL;
2751 
2752 	return 0;
2753 }
2754