xref: /openbmc/linux/drivers/media/pci/cx88/cx88-dvb.c (revision 7f6964c5)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * device driver for Conexant 2388x based TV cards
4  * MPEG Transport Stream (DVB) routines
5  *
6  * (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
7  * (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
8  */
9 
10 #include "cx88.h"
11 #include "dvb-pll.h"
12 
13 #include <linux/module.h>
14 #include <linux/init.h>
15 #include <linux/device.h>
16 #include <linux/fs.h>
17 #include <linux/kthread.h>
18 #include <linux/file.h>
19 #include <linux/suspend.h>
20 
21 #include <media/v4l2-common.h>
22 
23 #include "mt352.h"
24 #include "mt352_priv.h"
25 #include "cx88-vp3054-i2c.h"
26 #include "zl10353.h"
27 #include "cx22702.h"
28 #include "or51132.h"
29 #include "lgdt330x.h"
30 #include "s5h1409.h"
31 #include "xc4000.h"
32 #include "xc5000.h"
33 #include "nxt200x.h"
34 #include "cx24123.h"
35 #include "isl6421.h"
36 #include "tuner-simple.h"
37 #include "tda9887.h"
38 #include "s5h1411.h"
39 #include "stv0299.h"
40 #include "z0194a.h"
41 #include "stv0288.h"
42 #include "stb6000.h"
43 #include "cx24116.h"
44 #include "stv0900.h"
45 #include "stb6100.h"
46 #include "stb6100_proc.h"
47 #include "mb86a16.h"
48 #include "ts2020.h"
49 #include "ds3000.h"
50 
51 MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
52 MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
53 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
54 MODULE_LICENSE("GPL");
55 MODULE_VERSION(CX88_VERSION);
56 
57 static unsigned int debug;
58 module_param(debug, int, 0644);
59 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
60 
61 static unsigned int dvb_buf_tscnt = 32;
62 module_param(dvb_buf_tscnt, int, 0644);
63 MODULE_PARM_DESC(dvb_buf_tscnt, "DVB Buffer TS count [dvb]");
64 
65 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
66 
67 #define dprintk(level, fmt, arg...) do {				\
68 	if (debug >= level)						\
69 		printk(KERN_DEBUG pr_fmt("%s: dvb:" fmt),		\
70 			__func__, ##arg);				\
71 } while (0)
72 
73 /* ------------------------------------------------------------------ */
74 
75 static int queue_setup(struct vb2_queue *q,
76 		       unsigned int *num_buffers, unsigned int *num_planes,
77 		       unsigned int sizes[], struct device *alloc_devs[])
78 {
79 	struct cx8802_dev *dev = q->drv_priv;
80 
81 	*num_planes = 1;
82 	dev->ts_packet_size  = 188 * 4;
83 	dev->ts_packet_count = dvb_buf_tscnt;
84 	sizes[0] = dev->ts_packet_size * dev->ts_packet_count;
85 	*num_buffers = dvb_buf_tscnt;
86 	return 0;
87 }
88 
89 static int buffer_prepare(struct vb2_buffer *vb)
90 {
91 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
92 	struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
93 	struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
94 
95 	return cx8802_buf_prepare(vb->vb2_queue, dev, buf);
96 }
97 
98 static void buffer_finish(struct vb2_buffer *vb)
99 {
100 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
101 	struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
102 	struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
103 	struct cx88_riscmem *risc = &buf->risc;
104 
105 	if (risc->cpu)
106 		pci_free_consistent(dev->pci, risc->size, risc->cpu, risc->dma);
107 	memset(risc, 0, sizeof(*risc));
108 }
109 
110 static void buffer_queue(struct vb2_buffer *vb)
111 {
112 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
113 	struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
114 	struct cx88_buffer    *buf = container_of(vbuf, struct cx88_buffer, vb);
115 
116 	cx8802_buf_queue(dev, buf);
117 }
118 
119 static int start_streaming(struct vb2_queue *q, unsigned int count)
120 {
121 	struct cx8802_dev *dev = q->drv_priv;
122 	struct cx88_dmaqueue *dmaq = &dev->mpegq;
123 	struct cx88_buffer *buf;
124 
125 	buf = list_entry(dmaq->active.next, struct cx88_buffer, list);
126 	cx8802_start_dma(dev, dmaq, buf);
127 	return 0;
128 }
129 
130 static void stop_streaming(struct vb2_queue *q)
131 {
132 	struct cx8802_dev *dev = q->drv_priv;
133 	struct cx88_dmaqueue *dmaq = &dev->mpegq;
134 	unsigned long flags;
135 
136 	cx8802_cancel_buffers(dev);
137 
138 	spin_lock_irqsave(&dev->slock, flags);
139 	while (!list_empty(&dmaq->active)) {
140 		struct cx88_buffer *buf = list_entry(dmaq->active.next,
141 			struct cx88_buffer, list);
142 
143 		list_del(&buf->list);
144 		vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
145 	}
146 	spin_unlock_irqrestore(&dev->slock, flags);
147 }
148 
149 static const struct vb2_ops dvb_qops = {
150 	.queue_setup    = queue_setup,
151 	.buf_prepare  = buffer_prepare,
152 	.buf_finish = buffer_finish,
153 	.buf_queue    = buffer_queue,
154 	.wait_prepare = vb2_ops_wait_prepare,
155 	.wait_finish = vb2_ops_wait_finish,
156 	.start_streaming = start_streaming,
157 	.stop_streaming = stop_streaming,
158 };
159 
160 /* ------------------------------------------------------------------ */
161 
162 static int cx88_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
163 {
164 	struct cx8802_dev *dev = fe->dvb->priv;
165 	struct cx8802_driver *drv = NULL;
166 	int ret = 0;
167 	int fe_id;
168 
169 	fe_id = vb2_dvb_find_frontend(&dev->frontends, fe);
170 	if (!fe_id) {
171 		pr_err("%s() No frontend found\n", __func__);
172 		return -EINVAL;
173 	}
174 
175 	mutex_lock(&dev->core->lock);
176 	drv = cx8802_get_driver(dev, CX88_MPEG_DVB);
177 	if (drv) {
178 		if (acquire) {
179 			dev->frontends.active_fe_id = fe_id;
180 			ret = drv->request_acquire(drv);
181 		} else {
182 			ret = drv->request_release(drv);
183 			dev->frontends.active_fe_id = 0;
184 		}
185 	}
186 	mutex_unlock(&dev->core->lock);
187 
188 	return ret;
189 }
190 
191 static void cx88_dvb_gate_ctrl(struct cx88_core  *core, int open)
192 {
193 	struct vb2_dvb_frontends *f;
194 	struct vb2_dvb_frontend *fe;
195 
196 	if (!core->dvbdev)
197 		return;
198 
199 	f = &core->dvbdev->frontends;
200 
201 	if (!f)
202 		return;
203 
204 	if (f->gate <= 1) /* undefined or fe0 */
205 		fe = vb2_dvb_get_frontend(f, 1);
206 	else
207 		fe = vb2_dvb_get_frontend(f, f->gate);
208 
209 	if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl)
210 		fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open);
211 }
212 
213 /* ------------------------------------------------------------------ */
214 
215 static int dvico_fusionhdtv_demod_init(struct dvb_frontend *fe)
216 {
217 	static const u8 clock_config[]  = { CLOCK_CTL,  0x38, 0x39 };
218 	static const u8 reset[]         = { RESET,      0x80 };
219 	static const u8 adc_ctl_1_cfg[] = { ADC_CTL_1,  0x40 };
220 	static const u8 agc_cfg[]       = { AGC_TARGET, 0x24, 0x20 };
221 	static const u8 gpp_ctl_cfg[]   = { GPP_CTL,    0x33 };
222 	static const u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
223 
224 	mt352_write(fe, clock_config,   sizeof(clock_config));
225 	udelay(200);
226 	mt352_write(fe, reset,          sizeof(reset));
227 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
228 
229 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
230 	mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
231 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
232 	return 0;
233 }
234 
235 static int dvico_dual_demod_init(struct dvb_frontend *fe)
236 {
237 	static const u8 clock_config[]  = { CLOCK_CTL,  0x38, 0x38 };
238 	static const u8 reset[]         = { RESET,      0x80 };
239 	static const u8 adc_ctl_1_cfg[] = { ADC_CTL_1,  0x40 };
240 	static const u8 agc_cfg[]       = { AGC_TARGET, 0x28, 0x20 };
241 	static const u8 gpp_ctl_cfg[]   = { GPP_CTL,    0x33 };
242 	static const u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
243 
244 	mt352_write(fe, clock_config,   sizeof(clock_config));
245 	udelay(200);
246 	mt352_write(fe, reset,          sizeof(reset));
247 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
248 
249 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
250 	mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
251 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
252 
253 	return 0;
254 }
255 
256 static int dntv_live_dvbt_demod_init(struct dvb_frontend *fe)
257 {
258 	static const u8 clock_config[]  = { 0x89, 0x38, 0x39 };
259 	static const u8 reset[]         = { 0x50, 0x80 };
260 	static const u8 adc_ctl_1_cfg[] = { 0x8E, 0x40 };
261 	static const u8 agc_cfg[]       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
262 				       0x00, 0xFF, 0x00, 0x40, 0x40 };
263 	static const u8 dntv_extra[]     = { 0xB5, 0x7A };
264 	static const u8 capt_range_cfg[] = { 0x75, 0x32 };
265 
266 	mt352_write(fe, clock_config,   sizeof(clock_config));
267 	udelay(2000);
268 	mt352_write(fe, reset,          sizeof(reset));
269 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
270 
271 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
272 	udelay(2000);
273 	mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
274 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
275 
276 	return 0;
277 }
278 
279 static const struct mt352_config dvico_fusionhdtv = {
280 	.demod_address = 0x0f,
281 	.demod_init    = dvico_fusionhdtv_demod_init,
282 };
283 
284 static const struct mt352_config dntv_live_dvbt_config = {
285 	.demod_address = 0x0f,
286 	.demod_init    = dntv_live_dvbt_demod_init,
287 };
288 
289 static const struct mt352_config dvico_fusionhdtv_dual = {
290 	.demod_address = 0x0f,
291 	.demod_init    = dvico_dual_demod_init,
292 };
293 
294 static const struct zl10353_config cx88_terratec_cinergy_ht_pci_mkii_config = {
295 	.demod_address = (0x1e >> 1),
296 	.no_tuner      = 1,
297 	.if2           = 45600,
298 };
299 
300 static const struct mb86a16_config twinhan_vp1027 = {
301 	.demod_address  = 0x08,
302 };
303 
304 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
305 static int dntv_live_dvbt_pro_demod_init(struct dvb_frontend *fe)
306 {
307 	static const u8 clock_config[]  = { 0x89, 0x38, 0x38 };
308 	static const u8 reset[]         = { 0x50, 0x80 };
309 	static const u8 adc_ctl_1_cfg[] = { 0x8E, 0x40 };
310 	static const u8 agc_cfg[]       = { 0x67, 0x10, 0x20, 0x00, 0xFF, 0xFF,
311 				       0x00, 0xFF, 0x00, 0x40, 0x40 };
312 	static const u8 dntv_extra[]     = { 0xB5, 0x7A };
313 	static const u8 capt_range_cfg[] = { 0x75, 0x32 };
314 
315 	mt352_write(fe, clock_config,   sizeof(clock_config));
316 	udelay(2000);
317 	mt352_write(fe, reset,          sizeof(reset));
318 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
319 
320 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
321 	udelay(2000);
322 	mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
323 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
324 
325 	return 0;
326 }
327 
328 static const struct mt352_config dntv_live_dvbt_pro_config = {
329 	.demod_address = 0x0f,
330 	.no_tuner      = 1,
331 	.demod_init    = dntv_live_dvbt_pro_demod_init,
332 };
333 #endif
334 
335 static const struct zl10353_config dvico_fusionhdtv_hybrid = {
336 	.demod_address = 0x0f,
337 	.no_tuner      = 1,
338 };
339 
340 static const struct zl10353_config dvico_fusionhdtv_xc3028 = {
341 	.demod_address = 0x0f,
342 	.if2           = 45600,
343 	.no_tuner      = 1,
344 };
345 
346 static const struct mt352_config dvico_fusionhdtv_mt352_xc3028 = {
347 	.demod_address = 0x0f,
348 	.if2 = 4560,
349 	.no_tuner = 1,
350 	.demod_init = dvico_fusionhdtv_demod_init,
351 };
352 
353 static const struct zl10353_config dvico_fusionhdtv_plus_v1_1 = {
354 	.demod_address = 0x0f,
355 };
356 
357 static const struct cx22702_config connexant_refboard_config = {
358 	.demod_address = 0x43,
359 	.output_mode   = CX22702_SERIAL_OUTPUT,
360 };
361 
362 static const struct cx22702_config hauppauge_hvr_config = {
363 	.demod_address = 0x63,
364 	.output_mode   = CX22702_SERIAL_OUTPUT,
365 };
366 
367 static int or51132_set_ts_param(struct dvb_frontend *fe, int is_punctured)
368 {
369 	struct cx8802_dev *dev = fe->dvb->priv;
370 
371 	dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
372 	return 0;
373 }
374 
375 static const struct or51132_config pchdtv_hd3000 = {
376 	.demod_address = 0x15,
377 	.set_ts_params = or51132_set_ts_param,
378 };
379 
380 static int lgdt330x_pll_rf_set(struct dvb_frontend *fe, int index)
381 {
382 	struct cx8802_dev *dev = fe->dvb->priv;
383 	struct cx88_core *core = dev->core;
384 
385 	dprintk(1, "%s: index = %d\n", __func__, index);
386 	if (index == 0)
387 		cx_clear(MO_GP0_IO, 8);
388 	else
389 		cx_set(MO_GP0_IO, 8);
390 	return 0;
391 }
392 
393 static int lgdt330x_set_ts_param(struct dvb_frontend *fe, int is_punctured)
394 {
395 	struct cx8802_dev *dev = fe->dvb->priv;
396 
397 	if (is_punctured)
398 		dev->ts_gen_cntrl |= 0x04;
399 	else
400 		dev->ts_gen_cntrl &= ~0x04;
401 	return 0;
402 }
403 
404 static struct lgdt330x_config fusionhdtv_3_gold = {
405 	.demod_chip    = LGDT3302,
406 	.serial_mpeg   = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
407 	.set_ts_params = lgdt330x_set_ts_param,
408 };
409 
410 static const struct lgdt330x_config fusionhdtv_5_gold = {
411 	.demod_chip    = LGDT3303,
412 	.serial_mpeg   = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
413 	.set_ts_params = lgdt330x_set_ts_param,
414 };
415 
416 static const struct lgdt330x_config pchdtv_hd5500 = {
417 	.demod_chip    = LGDT3303,
418 	.serial_mpeg   = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
419 	.set_ts_params = lgdt330x_set_ts_param,
420 };
421 
422 static int nxt200x_set_ts_param(struct dvb_frontend *fe, int is_punctured)
423 {
424 	struct cx8802_dev *dev = fe->dvb->priv;
425 
426 	dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
427 	return 0;
428 }
429 
430 static const struct nxt200x_config ati_hdtvwonder = {
431 	.demod_address = 0x0a,
432 	.set_ts_params = nxt200x_set_ts_param,
433 };
434 
435 static int cx24123_set_ts_param(struct dvb_frontend *fe,
436 				int is_punctured)
437 {
438 	struct cx8802_dev *dev = fe->dvb->priv;
439 
440 	dev->ts_gen_cntrl = 0x02;
441 	return 0;
442 }
443 
444 static int kworld_dvbs_100_set_voltage(struct dvb_frontend *fe,
445 				       enum fe_sec_voltage voltage)
446 {
447 	struct cx8802_dev *dev = fe->dvb->priv;
448 	struct cx88_core *core = dev->core;
449 
450 	if (voltage == SEC_VOLTAGE_OFF)
451 		cx_write(MO_GP0_IO, 0x000006fb);
452 	else
453 		cx_write(MO_GP0_IO, 0x000006f9);
454 
455 	if (core->prev_set_voltage)
456 		return core->prev_set_voltage(fe, voltage);
457 	return 0;
458 }
459 
460 static int geniatech_dvbs_set_voltage(struct dvb_frontend *fe,
461 				      enum fe_sec_voltage voltage)
462 {
463 	struct cx8802_dev *dev = fe->dvb->priv;
464 	struct cx88_core *core = dev->core;
465 
466 	if (voltage == SEC_VOLTAGE_OFF) {
467 		dprintk(1, "LNB Voltage OFF\n");
468 		cx_write(MO_GP0_IO, 0x0000efff);
469 	}
470 
471 	if (core->prev_set_voltage)
472 		return core->prev_set_voltage(fe, voltage);
473 	return 0;
474 }
475 
476 static int tevii_dvbs_set_voltage(struct dvb_frontend *fe,
477 				  enum fe_sec_voltage voltage)
478 {
479 	struct cx8802_dev *dev = fe->dvb->priv;
480 	struct cx88_core *core = dev->core;
481 
482 	cx_set(MO_GP0_IO, 0x6040);
483 	switch (voltage) {
484 	case SEC_VOLTAGE_13:
485 		cx_clear(MO_GP0_IO, 0x20);
486 		break;
487 	case SEC_VOLTAGE_18:
488 		cx_set(MO_GP0_IO, 0x20);
489 		break;
490 	case SEC_VOLTAGE_OFF:
491 		cx_clear(MO_GP0_IO, 0x20);
492 		break;
493 	}
494 
495 	if (core->prev_set_voltage)
496 		return core->prev_set_voltage(fe, voltage);
497 	return 0;
498 }
499 
500 static int vp1027_set_voltage(struct dvb_frontend *fe,
501 			      enum fe_sec_voltage voltage)
502 {
503 	struct cx8802_dev *dev = fe->dvb->priv;
504 	struct cx88_core *core = dev->core;
505 
506 	switch (voltage) {
507 	case SEC_VOLTAGE_13:
508 		dprintk(1, "LNB SEC Voltage=13\n");
509 		cx_write(MO_GP0_IO, 0x00001220);
510 		break;
511 	case SEC_VOLTAGE_18:
512 		dprintk(1, "LNB SEC Voltage=18\n");
513 		cx_write(MO_GP0_IO, 0x00001222);
514 		break;
515 	case SEC_VOLTAGE_OFF:
516 		dprintk(1, "LNB Voltage OFF\n");
517 		cx_write(MO_GP0_IO, 0x00001230);
518 		break;
519 	}
520 
521 	if (core->prev_set_voltage)
522 		return core->prev_set_voltage(fe, voltage);
523 	return 0;
524 }
525 
526 static const struct cx24123_config geniatech_dvbs_config = {
527 	.demod_address = 0x55,
528 	.set_ts_params = cx24123_set_ts_param,
529 };
530 
531 static const struct cx24123_config hauppauge_novas_config = {
532 	.demod_address = 0x55,
533 	.set_ts_params = cx24123_set_ts_param,
534 };
535 
536 static const struct cx24123_config kworld_dvbs_100_config = {
537 	.demod_address = 0x15,
538 	.set_ts_params = cx24123_set_ts_param,
539 	.lnb_polarity  = 1,
540 };
541 
542 static const struct s5h1409_config pinnacle_pctv_hd_800i_config = {
543 	.demod_address = 0x32 >> 1,
544 	.output_mode   = S5H1409_PARALLEL_OUTPUT,
545 	.gpio	       = S5H1409_GPIO_ON,
546 	.qam_if	       = 44000,
547 	.inversion     = S5H1409_INVERSION_OFF,
548 	.status_mode   = S5H1409_DEMODLOCKING,
549 	.mpeg_timing   = S5H1409_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK,
550 };
551 
552 static const struct s5h1409_config dvico_hdtv5_pci_nano_config = {
553 	.demod_address = 0x32 >> 1,
554 	.output_mode   = S5H1409_SERIAL_OUTPUT,
555 	.gpio          = S5H1409_GPIO_OFF,
556 	.inversion     = S5H1409_INVERSION_OFF,
557 	.status_mode   = S5H1409_DEMODLOCKING,
558 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
559 };
560 
561 static const struct s5h1409_config kworld_atsc_120_config = {
562 	.demod_address = 0x32 >> 1,
563 	.output_mode   = S5H1409_SERIAL_OUTPUT,
564 	.gpio	       = S5H1409_GPIO_OFF,
565 	.inversion     = S5H1409_INVERSION_OFF,
566 	.status_mode   = S5H1409_DEMODLOCKING,
567 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
568 };
569 
570 static const struct xc5000_config pinnacle_pctv_hd_800i_tuner_config = {
571 	.i2c_address	= 0x64,
572 	.if_khz		= 5380,
573 };
574 
575 static const struct zl10353_config cx88_pinnacle_hybrid_pctv = {
576 	.demod_address = (0x1e >> 1),
577 	.no_tuner      = 1,
578 	.if2           = 45600,
579 };
580 
581 static const struct zl10353_config cx88_geniatech_x8000_mt = {
582 	.demod_address = (0x1e >> 1),
583 	.no_tuner = 1,
584 	.disable_i2c_gate_ctrl = 1,
585 };
586 
587 static const struct s5h1411_config dvico_fusionhdtv7_config = {
588 	.output_mode   = S5H1411_SERIAL_OUTPUT,
589 	.gpio          = S5H1411_GPIO_ON,
590 	.mpeg_timing   = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
591 	.qam_if        = S5H1411_IF_44000,
592 	.vsb_if        = S5H1411_IF_44000,
593 	.inversion     = S5H1411_INVERSION_OFF,
594 	.status_mode   = S5H1411_DEMODLOCKING
595 };
596 
597 static const struct xc5000_config dvico_fusionhdtv7_tuner_config = {
598 	.i2c_address    = 0xc2 >> 1,
599 	.if_khz         = 5380,
600 };
601 
602 static int attach_xc3028(u8 addr, struct cx8802_dev *dev)
603 {
604 	struct dvb_frontend *fe;
605 	struct vb2_dvb_frontend *fe0 = NULL;
606 	struct xc2028_ctrl ctl;
607 	struct xc2028_config cfg = {
608 		.i2c_adap  = &dev->core->i2c_adap,
609 		.i2c_addr  = addr,
610 		.ctrl      = &ctl,
611 	};
612 
613 	/* Get the first frontend */
614 	fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
615 	if (!fe0)
616 		return -EINVAL;
617 
618 	if (!fe0->dvb.frontend) {
619 		pr_err("dvb frontend not attached. Can't attach xc3028\n");
620 		return -EINVAL;
621 	}
622 
623 	/*
624 	 * Some xc3028 devices may be hidden by an I2C gate. This is known
625 	 * to happen with some s5h1409-based devices.
626 	 * Now that I2C gate is open, sets up xc3028 configuration
627 	 */
628 	cx88_setup_xc3028(dev->core, &ctl);
629 
630 	fe = dvb_attach(xc2028_attach, fe0->dvb.frontend, &cfg);
631 	if (!fe) {
632 		pr_err("xc3028 attach failed\n");
633 		dvb_frontend_detach(fe0->dvb.frontend);
634 		dvb_unregister_frontend(fe0->dvb.frontend);
635 		fe0->dvb.frontend = NULL;
636 		return -EINVAL;
637 	}
638 
639 	pr_info("xc3028 attached\n");
640 
641 	return 0;
642 }
643 
644 static int attach_xc4000(struct cx8802_dev *dev, struct xc4000_config *cfg)
645 {
646 	struct dvb_frontend *fe;
647 	struct vb2_dvb_frontend *fe0 = NULL;
648 
649 	/* Get the first frontend */
650 	fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
651 	if (!fe0)
652 		return -EINVAL;
653 
654 	if (!fe0->dvb.frontend) {
655 		pr_err("dvb frontend not attached. Can't attach xc4000\n");
656 		return -EINVAL;
657 	}
658 
659 	fe = dvb_attach(xc4000_attach, fe0->dvb.frontend, &dev->core->i2c_adap,
660 			cfg);
661 	if (!fe) {
662 		pr_err("xc4000 attach failed\n");
663 		dvb_frontend_detach(fe0->dvb.frontend);
664 		dvb_unregister_frontend(fe0->dvb.frontend);
665 		fe0->dvb.frontend = NULL;
666 		return -EINVAL;
667 	}
668 
669 	pr_info("xc4000 attached\n");
670 
671 	return 0;
672 }
673 
674 static int cx24116_set_ts_param(struct dvb_frontend *fe,
675 				int is_punctured)
676 {
677 	struct cx8802_dev *dev = fe->dvb->priv;
678 
679 	dev->ts_gen_cntrl = 0x2;
680 
681 	return 0;
682 }
683 
684 static int stv0900_set_ts_param(struct dvb_frontend *fe,
685 				int is_punctured)
686 {
687 	struct cx8802_dev *dev = fe->dvb->priv;
688 
689 	dev->ts_gen_cntrl = 0;
690 
691 	return 0;
692 }
693 
694 static int cx24116_reset_device(struct dvb_frontend *fe)
695 {
696 	struct cx8802_dev *dev = fe->dvb->priv;
697 	struct cx88_core *core = dev->core;
698 
699 	/* Reset the part */
700 	/* Put the cx24116 into reset */
701 	cx_write(MO_SRST_IO, 0);
702 	usleep_range(10000, 20000);
703 	/* Take the cx24116 out of reset */
704 	cx_write(MO_SRST_IO, 1);
705 	usleep_range(10000, 20000);
706 
707 	return 0;
708 }
709 
710 static const struct cx24116_config hauppauge_hvr4000_config = {
711 	.demod_address          = 0x05,
712 	.set_ts_params          = cx24116_set_ts_param,
713 	.reset_device           = cx24116_reset_device,
714 };
715 
716 static const struct cx24116_config tevii_s460_config = {
717 	.demod_address = 0x55,
718 	.set_ts_params = cx24116_set_ts_param,
719 	.reset_device  = cx24116_reset_device,
720 };
721 
722 static int ds3000_set_ts_param(struct dvb_frontend *fe,
723 			       int is_punctured)
724 {
725 	struct cx8802_dev *dev = fe->dvb->priv;
726 
727 	dev->ts_gen_cntrl = 4;
728 
729 	return 0;
730 }
731 
732 static struct ds3000_config tevii_ds3000_config = {
733 	.demod_address = 0x68,
734 	.set_ts_params = ds3000_set_ts_param,
735 };
736 
737 static struct ts2020_config tevii_ts2020_config  = {
738 	.tuner_address = 0x60,
739 	.clk_out_div = 1,
740 };
741 
742 static const struct stv0900_config prof_7301_stv0900_config = {
743 	.demod_address = 0x6a,
744 /*	demod_mode = 0,*/
745 	.xtal = 27000000,
746 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
747 	.diseqc_mode = 2,/* 2/3 PWM */
748 	.tun1_maddress = 0,/* 0x60 */
749 	.tun1_adc = 0,/* 2 Vpp */
750 	.path1_mode = 3,
751 	.set_ts_params = stv0900_set_ts_param,
752 };
753 
754 static const struct stb6100_config prof_7301_stb6100_config = {
755 	.tuner_address = 0x60,
756 	.refclock = 27000000,
757 };
758 
759 static const struct stv0299_config tevii_tuner_sharp_config = {
760 	.demod_address = 0x68,
761 	.inittab = sharp_z0194a_inittab,
762 	.mclk = 88000000UL,
763 	.invert = 1,
764 	.skip_reinit = 0,
765 	.lock_output = 1,
766 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
767 	.min_delay_ms = 100,
768 	.set_symbol_rate = sharp_z0194a_set_symbol_rate,
769 	.set_ts_params = cx24116_set_ts_param,
770 };
771 
772 static const struct stv0288_config tevii_tuner_earda_config = {
773 	.demod_address = 0x68,
774 	.min_delay_ms = 100,
775 	.set_ts_params = cx24116_set_ts_param,
776 };
777 
778 static int cx8802_alloc_frontends(struct cx8802_dev *dev)
779 {
780 	struct cx88_core *core = dev->core;
781 	struct vb2_dvb_frontend *fe = NULL;
782 	int i;
783 
784 	mutex_init(&dev->frontends.lock);
785 	INIT_LIST_HEAD(&dev->frontends.felist);
786 
787 	if (!core->board.num_frontends)
788 		return -ENODEV;
789 
790 	pr_info("%s: allocating %d frontend(s)\n", __func__,
791 		core->board.num_frontends);
792 	for (i = 1; i <= core->board.num_frontends; i++) {
793 		fe = vb2_dvb_alloc_frontend(&dev->frontends, i);
794 		if (!fe) {
795 			pr_err("%s() failed to alloc\n", __func__);
796 			vb2_dvb_dealloc_frontends(&dev->frontends);
797 			return -ENOMEM;
798 		}
799 	}
800 	return 0;
801 }
802 
803 static const u8 samsung_smt_7020_inittab[] = {
804 	     0x01, 0x15,
805 	     0x02, 0x00,
806 	     0x03, 0x00,
807 	     0x04, 0x7D,
808 	     0x05, 0x0F,
809 	     0x06, 0x02,
810 	     0x07, 0x00,
811 	     0x08, 0x60,
812 
813 	     0x0A, 0xC2,
814 	     0x0B, 0x00,
815 	     0x0C, 0x01,
816 	     0x0D, 0x81,
817 	     0x0E, 0x44,
818 	     0x0F, 0x09,
819 	     0x10, 0x3C,
820 	     0x11, 0x84,
821 	     0x12, 0xDA,
822 	     0x13, 0x99,
823 	     0x14, 0x8D,
824 	     0x15, 0xCE,
825 	     0x16, 0xE8,
826 	     0x17, 0x43,
827 	     0x18, 0x1C,
828 	     0x19, 0x1B,
829 	     0x1A, 0x1D,
830 
831 	     0x1C, 0x12,
832 	     0x1D, 0x00,
833 	     0x1E, 0x00,
834 	     0x1F, 0x00,
835 	     0x20, 0x00,
836 	     0x21, 0x00,
837 	     0x22, 0x00,
838 	     0x23, 0x00,
839 
840 	     0x28, 0x02,
841 	     0x29, 0x28,
842 	     0x2A, 0x14,
843 	     0x2B, 0x0F,
844 	     0x2C, 0x09,
845 	     0x2D, 0x05,
846 
847 	     0x31, 0x1F,
848 	     0x32, 0x19,
849 	     0x33, 0xFC,
850 	     0x34, 0x13,
851 	     0xff, 0xff,
852 };
853 
854 static int samsung_smt_7020_tuner_set_params(struct dvb_frontend *fe)
855 {
856 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
857 	struct cx8802_dev *dev = fe->dvb->priv;
858 	u8 buf[4];
859 	u32 div;
860 	struct i2c_msg msg = {
861 		.addr = 0x61,
862 		.flags = 0,
863 		.buf = buf,
864 		.len = sizeof(buf) };
865 
866 	div = c->frequency / 125;
867 
868 	buf[0] = (div >> 8) & 0x7f;
869 	buf[1] = div & 0xff;
870 	buf[2] = 0x84;  /* 0xC4 */
871 	buf[3] = 0x00;
872 
873 	if (c->frequency < 1500000)
874 		buf[3] |= 0x10;
875 
876 	if (fe->ops.i2c_gate_ctrl)
877 		fe->ops.i2c_gate_ctrl(fe, 1);
878 
879 	if (i2c_transfer(&dev->core->i2c_adap, &msg, 1) != 1)
880 		return -EIO;
881 
882 	return 0;
883 }
884 
885 static int samsung_smt_7020_set_tone(struct dvb_frontend *fe,
886 				     enum fe_sec_tone_mode tone)
887 {
888 	struct cx8802_dev *dev = fe->dvb->priv;
889 	struct cx88_core *core = dev->core;
890 
891 	cx_set(MO_GP0_IO, 0x0800);
892 
893 	switch (tone) {
894 	case SEC_TONE_ON:
895 		cx_set(MO_GP0_IO, 0x08);
896 		break;
897 	case SEC_TONE_OFF:
898 		cx_clear(MO_GP0_IO, 0x08);
899 		break;
900 	default:
901 		return -EINVAL;
902 	}
903 
904 	return 0;
905 }
906 
907 static int samsung_smt_7020_set_voltage(struct dvb_frontend *fe,
908 					enum fe_sec_voltage voltage)
909 {
910 	struct cx8802_dev *dev = fe->dvb->priv;
911 	struct cx88_core *core = dev->core;
912 
913 	u8 data;
914 	struct i2c_msg msg = {
915 		.addr = 8,
916 		.flags = 0,
917 		.buf = &data,
918 		.len = sizeof(data) };
919 
920 	cx_set(MO_GP0_IO, 0x8000);
921 
922 	switch (voltage) {
923 	case SEC_VOLTAGE_OFF:
924 		break;
925 	case SEC_VOLTAGE_13:
926 		data = ISL6421_EN1 | ISL6421_LLC1;
927 		cx_clear(MO_GP0_IO, 0x80);
928 		break;
929 	case SEC_VOLTAGE_18:
930 		data = ISL6421_EN1 | ISL6421_LLC1 | ISL6421_VSEL1;
931 		cx_clear(MO_GP0_IO, 0x80);
932 		break;
933 	default:
934 		return -EINVAL;
935 	}
936 
937 	return (i2c_transfer(&dev->core->i2c_adap, &msg, 1) == 1) ? 0 : -EIO;
938 }
939 
940 static int samsung_smt_7020_stv0299_set_symbol_rate(struct dvb_frontend *fe,
941 						    u32 srate, u32 ratio)
942 {
943 	u8 aclk = 0;
944 	u8 bclk = 0;
945 
946 	if (srate < 1500000) {
947 		aclk = 0xb7;
948 		bclk = 0x47;
949 	} else if (srate < 3000000) {
950 		aclk = 0xb7;
951 		bclk = 0x4b;
952 	} else if (srate < 7000000) {
953 		aclk = 0xb7;
954 		bclk = 0x4f;
955 	} else if (srate < 14000000) {
956 		aclk = 0xb7;
957 		bclk = 0x53;
958 	} else if (srate < 30000000) {
959 		aclk = 0xb6;
960 		bclk = 0x53;
961 	} else if (srate < 45000000) {
962 		aclk = 0xb4;
963 		bclk = 0x51;
964 	}
965 
966 	stv0299_writereg(fe, 0x13, aclk);
967 	stv0299_writereg(fe, 0x14, bclk);
968 	stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
969 	stv0299_writereg(fe, 0x20, (ratio >>  8) & 0xff);
970 	stv0299_writereg(fe, 0x21, ratio & 0xf0);
971 
972 	return 0;
973 }
974 
975 static const struct stv0299_config samsung_stv0299_config = {
976 	.demod_address = 0x68,
977 	.inittab = samsung_smt_7020_inittab,
978 	.mclk = 88000000UL,
979 	.invert = 0,
980 	.skip_reinit = 0,
981 	.lock_output = STV0299_LOCKOUTPUT_LK,
982 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
983 	.min_delay_ms = 100,
984 	.set_symbol_rate = samsung_smt_7020_stv0299_set_symbol_rate,
985 };
986 
987 static int dvb_register(struct cx8802_dev *dev)
988 {
989 	struct cx88_core *core = dev->core;
990 	struct vb2_dvb_frontend *fe0, *fe1 = NULL;
991 	int mfe_shared = 0; /* bus not shared by default */
992 	int res = -EINVAL;
993 
994 	if (core->i2c_rc != 0) {
995 		pr_err("no i2c-bus available, cannot attach dvb drivers\n");
996 		goto frontend_detach;
997 	}
998 
999 	/* Get the first frontend */
1000 	fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
1001 	if (!fe0)
1002 		goto frontend_detach;
1003 
1004 	/* multi-frontend gate control is undefined or defaults to fe0 */
1005 	dev->frontends.gate = 0;
1006 
1007 	/* Sets the gate control callback to be used by i2c command calls */
1008 	core->gate_ctrl = cx88_dvb_gate_ctrl;
1009 
1010 	/* init frontend(s) */
1011 	switch (core->boardnr) {
1012 	case CX88_BOARD_HAUPPAUGE_DVB_T1:
1013 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1014 					       &connexant_refboard_config,
1015 					       &core->i2c_adap);
1016 		if (fe0->dvb.frontend) {
1017 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1018 					0x61, &core->i2c_adap,
1019 					DVB_PLL_THOMSON_DTT759X))
1020 				goto frontend_detach;
1021 		}
1022 		break;
1023 	case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
1024 	case CX88_BOARD_CONEXANT_DVB_T1:
1025 	case CX88_BOARD_KWORLD_DVB_T_CX22702:
1026 	case CX88_BOARD_WINFAST_DTV1000:
1027 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1028 					       &connexant_refboard_config,
1029 					       &core->i2c_adap);
1030 		if (fe0->dvb.frontend) {
1031 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1032 					0x60, &core->i2c_adap,
1033 					DVB_PLL_THOMSON_DTT7579))
1034 				goto frontend_detach;
1035 		}
1036 		break;
1037 	case CX88_BOARD_WINFAST_DTV2000H:
1038 	case CX88_BOARD_HAUPPAUGE_HVR1100:
1039 	case CX88_BOARD_HAUPPAUGE_HVR1100LP:
1040 	case CX88_BOARD_HAUPPAUGE_HVR1300:
1041 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1042 					       &hauppauge_hvr_config,
1043 					       &core->i2c_adap);
1044 		if (fe0->dvb.frontend) {
1045 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1046 					&core->i2c_adap, 0x61,
1047 					TUNER_PHILIPS_FMD1216ME_MK3))
1048 				goto frontend_detach;
1049 		}
1050 		break;
1051 	case CX88_BOARD_WINFAST_DTV2000H_J:
1052 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1053 					       &hauppauge_hvr_config,
1054 					       &core->i2c_adap);
1055 		if (fe0->dvb.frontend) {
1056 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1057 					&core->i2c_adap, 0x61,
1058 					TUNER_PHILIPS_FMD1216MEX_MK3))
1059 				goto frontend_detach;
1060 		}
1061 		break;
1062 	case CX88_BOARD_HAUPPAUGE_HVR3000:
1063 		/* MFE frontend 1 */
1064 		mfe_shared = 1;
1065 		dev->frontends.gate = 2;
1066 		/* DVB-S init */
1067 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1068 					       &hauppauge_novas_config,
1069 					       &dev->core->i2c_adap);
1070 		if (fe0->dvb.frontend) {
1071 			if (!dvb_attach(isl6421_attach,
1072 					fe0->dvb.frontend,
1073 					&dev->core->i2c_adap,
1074 					0x08, ISL6421_DCL, 0x00, false))
1075 				goto frontend_detach;
1076 		}
1077 		/* MFE frontend 2 */
1078 		fe1 = vb2_dvb_get_frontend(&dev->frontends, 2);
1079 		if (!fe1)
1080 			goto frontend_detach;
1081 		/* DVB-T init */
1082 		fe1->dvb.frontend = dvb_attach(cx22702_attach,
1083 					       &hauppauge_hvr_config,
1084 					       &dev->core->i2c_adap);
1085 		if (fe1->dvb.frontend) {
1086 			fe1->dvb.frontend->id = 1;
1087 			if (!dvb_attach(simple_tuner_attach,
1088 					fe1->dvb.frontend,
1089 					&dev->core->i2c_adap,
1090 					0x61, TUNER_PHILIPS_FMD1216ME_MK3))
1091 				goto frontend_detach;
1092 		}
1093 		break;
1094 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
1095 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1096 					       &dvico_fusionhdtv,
1097 					       &core->i2c_adap);
1098 		if (fe0->dvb.frontend) {
1099 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1100 					0x60, NULL, DVB_PLL_THOMSON_DTT7579))
1101 				goto frontend_detach;
1102 			break;
1103 		}
1104 		/* ZL10353 replaces MT352 on later cards */
1105 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1106 					       &dvico_fusionhdtv_plus_v1_1,
1107 					       &core->i2c_adap);
1108 		if (fe0->dvb.frontend) {
1109 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1110 					0x60, NULL, DVB_PLL_THOMSON_DTT7579))
1111 				goto frontend_detach;
1112 		}
1113 		break;
1114 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL:
1115 		/*
1116 		 * The tin box says DEE1601, but it seems to be DTT7579
1117 		 * compatible, with a slightly different MT352 AGC gain.
1118 		 */
1119 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1120 					       &dvico_fusionhdtv_dual,
1121 					       &core->i2c_adap);
1122 		if (fe0->dvb.frontend) {
1123 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1124 					0x61, NULL, DVB_PLL_THOMSON_DTT7579))
1125 				goto frontend_detach;
1126 			break;
1127 		}
1128 		/* ZL10353 replaces MT352 on later cards */
1129 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1130 					       &dvico_fusionhdtv_plus_v1_1,
1131 					       &core->i2c_adap);
1132 		if (fe0->dvb.frontend) {
1133 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1134 					0x61, NULL, DVB_PLL_THOMSON_DTT7579))
1135 				goto frontend_detach;
1136 		}
1137 		break;
1138 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
1139 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1140 					       &dvico_fusionhdtv,
1141 					       &core->i2c_adap);
1142 		if (fe0->dvb.frontend) {
1143 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1144 					0x61, NULL, DVB_PLL_LG_Z201))
1145 				goto frontend_detach;
1146 		}
1147 		break;
1148 	case CX88_BOARD_KWORLD_DVB_T:
1149 	case CX88_BOARD_DNTV_LIVE_DVB_T:
1150 	case CX88_BOARD_ADSTECH_DVB_T_PCI:
1151 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1152 					       &dntv_live_dvbt_config,
1153 					       &core->i2c_adap);
1154 		if (fe0->dvb.frontend) {
1155 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1156 					0x61, NULL, DVB_PLL_UNKNOWN_1))
1157 				goto frontend_detach;
1158 		}
1159 		break;
1160 	case CX88_BOARD_DNTV_LIVE_DVB_T_PRO:
1161 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
1162 		/* MT352 is on a secondary I2C bus made from some GPIO lines */
1163 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1164 					       &dntv_live_dvbt_pro_config,
1165 					       &dev->vp3054->adap);
1166 		if (fe0->dvb.frontend) {
1167 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1168 					&core->i2c_adap, 0x61,
1169 					TUNER_PHILIPS_FMD1216ME_MK3))
1170 				goto frontend_detach;
1171 		}
1172 #else
1173 		pr_err("built without vp3054 support\n");
1174 #endif
1175 		break;
1176 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID:
1177 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1178 					       &dvico_fusionhdtv_hybrid,
1179 					       &core->i2c_adap);
1180 		if (fe0->dvb.frontend) {
1181 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1182 					&core->i2c_adap, 0x61,
1183 					TUNER_THOMSON_FE6600))
1184 				goto frontend_detach;
1185 		}
1186 		break;
1187 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO:
1188 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1189 					       &dvico_fusionhdtv_xc3028,
1190 					       &core->i2c_adap);
1191 		if (!fe0->dvb.frontend)
1192 			fe0->dvb.frontend = dvb_attach(mt352_attach,
1193 						&dvico_fusionhdtv_mt352_xc3028,
1194 						&core->i2c_adap);
1195 		/*
1196 		 * On this board, the demod provides the I2C bus pullup.
1197 		 * We must not permit gate_ctrl to be performed, or
1198 		 * the xc3028 cannot communicate on the bus.
1199 		 */
1200 		if (fe0->dvb.frontend)
1201 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1202 		if (attach_xc3028(0x61, dev) < 0)
1203 			goto frontend_detach;
1204 		break;
1205 	case CX88_BOARD_PCHDTV_HD3000:
1206 		fe0->dvb.frontend = dvb_attach(or51132_attach, &pchdtv_hd3000,
1207 					       &core->i2c_adap);
1208 		if (fe0->dvb.frontend) {
1209 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1210 					&core->i2c_adap, 0x61,
1211 					TUNER_THOMSON_DTT761X))
1212 				goto frontend_detach;
1213 		}
1214 		break;
1215 	case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
1216 		dev->ts_gen_cntrl = 0x08;
1217 
1218 		/* Do a hardware reset of chip before using it. */
1219 		cx_clear(MO_GP0_IO, 1);
1220 		msleep(100);
1221 		cx_set(MO_GP0_IO, 1);
1222 		msleep(200);
1223 
1224 		/* Select RF connector callback */
1225 		fusionhdtv_3_gold.pll_rf_set = lgdt330x_pll_rf_set;
1226 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1227 					       &fusionhdtv_3_gold,
1228 					       0x0e,
1229 					       &core->i2c_adap);
1230 		if (fe0->dvb.frontend) {
1231 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1232 					&core->i2c_adap, 0x61,
1233 					TUNER_MICROTUNE_4042FI5))
1234 				goto frontend_detach;
1235 		}
1236 		break;
1237 	case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
1238 		dev->ts_gen_cntrl = 0x08;
1239 
1240 		/* Do a hardware reset of chip before using it. */
1241 		cx_clear(MO_GP0_IO, 1);
1242 		msleep(100);
1243 		cx_set(MO_GP0_IO, 9);
1244 		msleep(200);
1245 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1246 					       &fusionhdtv_3_gold,
1247 					       0x0e,
1248 					       &core->i2c_adap);
1249 		if (fe0->dvb.frontend) {
1250 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1251 					&core->i2c_adap, 0x61,
1252 					TUNER_THOMSON_DTT761X))
1253 				goto frontend_detach;
1254 		}
1255 		break;
1256 	case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1257 		dev->ts_gen_cntrl = 0x08;
1258 
1259 		/* Do a hardware reset of chip before using it. */
1260 		cx_clear(MO_GP0_IO, 1);
1261 		msleep(100);
1262 		cx_set(MO_GP0_IO, 1);
1263 		msleep(200);
1264 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1265 					       &fusionhdtv_5_gold,
1266 					       0x0e,
1267 					       &core->i2c_adap);
1268 		if (fe0->dvb.frontend) {
1269 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1270 					&core->i2c_adap, 0x61,
1271 					TUNER_LG_TDVS_H06XF))
1272 				goto frontend_detach;
1273 			if (!dvb_attach(tda9887_attach, fe0->dvb.frontend,
1274 					&core->i2c_adap, 0x43))
1275 				goto frontend_detach;
1276 		}
1277 		break;
1278 	case CX88_BOARD_PCHDTV_HD5500:
1279 		dev->ts_gen_cntrl = 0x08;
1280 
1281 		/* Do a hardware reset of chip before using it. */
1282 		cx_clear(MO_GP0_IO, 1);
1283 		msleep(100);
1284 		cx_set(MO_GP0_IO, 1);
1285 		msleep(200);
1286 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1287 					       &pchdtv_hd5500,
1288 					       0x59,
1289 					       &core->i2c_adap);
1290 		if (fe0->dvb.frontend) {
1291 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1292 					&core->i2c_adap, 0x61,
1293 					TUNER_LG_TDVS_H06XF))
1294 				goto frontend_detach;
1295 			if (!dvb_attach(tda9887_attach, fe0->dvb.frontend,
1296 					&core->i2c_adap, 0x43))
1297 				goto frontend_detach;
1298 		}
1299 		break;
1300 	case CX88_BOARD_ATI_HDTVWONDER:
1301 		fe0->dvb.frontend = dvb_attach(nxt200x_attach,
1302 					       &ati_hdtvwonder,
1303 					       &core->i2c_adap);
1304 		if (fe0->dvb.frontend) {
1305 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1306 					&core->i2c_adap, 0x61,
1307 					TUNER_PHILIPS_TUV1236D))
1308 				goto frontend_detach;
1309 		}
1310 		break;
1311 	case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1:
1312 	case CX88_BOARD_HAUPPAUGE_NOVASE2_S1:
1313 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1314 					       &hauppauge_novas_config,
1315 					       &core->i2c_adap);
1316 		if (fe0->dvb.frontend) {
1317 			bool override_tone;
1318 
1319 			if (core->model == 92001)
1320 				override_tone = true;
1321 			else
1322 				override_tone = false;
1323 
1324 			if (!dvb_attach(isl6421_attach, fe0->dvb.frontend,
1325 					&core->i2c_adap, 0x08, ISL6421_DCL,
1326 					0x00, override_tone))
1327 				goto frontend_detach;
1328 		}
1329 		break;
1330 	case CX88_BOARD_KWORLD_DVBS_100:
1331 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1332 					       &kworld_dvbs_100_config,
1333 					       &core->i2c_adap);
1334 		if (fe0->dvb.frontend) {
1335 			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1336 			fe0->dvb.frontend->ops.set_voltage = kworld_dvbs_100_set_voltage;
1337 		}
1338 		break;
1339 	case CX88_BOARD_GENIATECH_DVBS:
1340 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1341 					       &geniatech_dvbs_config,
1342 					       &core->i2c_adap);
1343 		if (fe0->dvb.frontend) {
1344 			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1345 			fe0->dvb.frontend->ops.set_voltage = geniatech_dvbs_set_voltage;
1346 		}
1347 		break;
1348 	case CX88_BOARD_PINNACLE_PCTV_HD_800i:
1349 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1350 					       &pinnacle_pctv_hd_800i_config,
1351 					       &core->i2c_adap);
1352 		if (fe0->dvb.frontend) {
1353 			if (!dvb_attach(xc5000_attach, fe0->dvb.frontend,
1354 					&core->i2c_adap,
1355 					&pinnacle_pctv_hd_800i_tuner_config))
1356 				goto frontend_detach;
1357 		}
1358 		break;
1359 	case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1360 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1361 					       &dvico_hdtv5_pci_nano_config,
1362 					       &core->i2c_adap);
1363 		if (fe0->dvb.frontend) {
1364 			struct dvb_frontend *fe;
1365 			struct xc2028_config cfg = {
1366 				.i2c_adap  = &core->i2c_adap,
1367 				.i2c_addr  = 0x61,
1368 			};
1369 			static struct xc2028_ctrl ctl = {
1370 				.fname       = XC2028_DEFAULT_FIRMWARE,
1371 				.max_len     = 64,
1372 				.scode_table = XC3028_FE_OREN538,
1373 			};
1374 
1375 			fe = dvb_attach(xc2028_attach,
1376 					fe0->dvb.frontend, &cfg);
1377 			if (fe && fe->ops.tuner_ops.set_config)
1378 				fe->ops.tuner_ops.set_config(fe, &ctl);
1379 		}
1380 		break;
1381 	case CX88_BOARD_PINNACLE_HYBRID_PCTV:
1382 	case CX88_BOARD_WINFAST_DTV1800H:
1383 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1384 					       &cx88_pinnacle_hybrid_pctv,
1385 					       &core->i2c_adap);
1386 		if (fe0->dvb.frontend) {
1387 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1388 			if (attach_xc3028(0x61, dev) < 0)
1389 				goto frontend_detach;
1390 		}
1391 		break;
1392 	case CX88_BOARD_WINFAST_DTV1800H_XC4000:
1393 	case CX88_BOARD_WINFAST_DTV2000H_PLUS:
1394 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1395 					       &cx88_pinnacle_hybrid_pctv,
1396 					       &core->i2c_adap);
1397 		if (fe0->dvb.frontend) {
1398 			struct xc4000_config cfg = {
1399 				.i2c_address	  = 0x61,
1400 				.default_pm	  = 0,
1401 				.dvb_amplitude	  = 134,
1402 				.set_smoothedcvbs = 1,
1403 				.if_khz		  = 4560
1404 			};
1405 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1406 			if (attach_xc4000(dev, &cfg) < 0)
1407 				goto frontend_detach;
1408 		}
1409 		break;
1410 	case CX88_BOARD_GENIATECH_X8000_MT:
1411 		dev->ts_gen_cntrl = 0x00;
1412 
1413 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1414 					       &cx88_geniatech_x8000_mt,
1415 					       &core->i2c_adap);
1416 		if (attach_xc3028(0x61, dev) < 0)
1417 			goto frontend_detach;
1418 		break;
1419 	case CX88_BOARD_KWORLD_ATSC_120:
1420 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1421 					       &kworld_atsc_120_config,
1422 					       &core->i2c_adap);
1423 		if (attach_xc3028(0x61, dev) < 0)
1424 			goto frontend_detach;
1425 		break;
1426 	case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD:
1427 		fe0->dvb.frontend = dvb_attach(s5h1411_attach,
1428 					       &dvico_fusionhdtv7_config,
1429 					       &core->i2c_adap);
1430 		if (fe0->dvb.frontend) {
1431 			if (!dvb_attach(xc5000_attach, fe0->dvb.frontend,
1432 					&core->i2c_adap,
1433 					&dvico_fusionhdtv7_tuner_config))
1434 				goto frontend_detach;
1435 		}
1436 		break;
1437 	case CX88_BOARD_HAUPPAUGE_HVR4000:
1438 		/* MFE frontend 1 */
1439 		mfe_shared = 1;
1440 		dev->frontends.gate = 2;
1441 		/* DVB-S/S2 Init */
1442 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1443 					       &hauppauge_hvr4000_config,
1444 					       &dev->core->i2c_adap);
1445 		if (fe0->dvb.frontend) {
1446 			if (!dvb_attach(isl6421_attach,
1447 					fe0->dvb.frontend,
1448 					&dev->core->i2c_adap,
1449 					0x08, ISL6421_DCL, 0x00, false))
1450 				goto frontend_detach;
1451 		}
1452 		/* MFE frontend 2 */
1453 		fe1 = vb2_dvb_get_frontend(&dev->frontends, 2);
1454 		if (!fe1)
1455 			goto frontend_detach;
1456 		/* DVB-T Init */
1457 		fe1->dvb.frontend = dvb_attach(cx22702_attach,
1458 					       &hauppauge_hvr_config,
1459 					       &dev->core->i2c_adap);
1460 		if (fe1->dvb.frontend) {
1461 			fe1->dvb.frontend->id = 1;
1462 			if (!dvb_attach(simple_tuner_attach,
1463 					fe1->dvb.frontend,
1464 					&dev->core->i2c_adap,
1465 					0x61, TUNER_PHILIPS_FMD1216ME_MK3))
1466 				goto frontend_detach;
1467 		}
1468 		break;
1469 	case CX88_BOARD_HAUPPAUGE_HVR4000LITE:
1470 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1471 					       &hauppauge_hvr4000_config,
1472 					       &dev->core->i2c_adap);
1473 		if (fe0->dvb.frontend) {
1474 			if (!dvb_attach(isl6421_attach,
1475 					fe0->dvb.frontend,
1476 					&dev->core->i2c_adap,
1477 					0x08, ISL6421_DCL, 0x00, false))
1478 				goto frontend_detach;
1479 		}
1480 		break;
1481 	case CX88_BOARD_PROF_6200:
1482 	case CX88_BOARD_TBS_8910:
1483 	case CX88_BOARD_TEVII_S420:
1484 		fe0->dvb.frontend = dvb_attach(stv0299_attach,
1485 						&tevii_tuner_sharp_config,
1486 						&core->i2c_adap);
1487 		if (fe0->dvb.frontend) {
1488 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend, 0x60,
1489 					&core->i2c_adap, DVB_PLL_OPERA1))
1490 				goto frontend_detach;
1491 			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1492 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1493 
1494 		} else {
1495 			fe0->dvb.frontend = dvb_attach(stv0288_attach,
1496 							    &tevii_tuner_earda_config,
1497 							    &core->i2c_adap);
1498 			if (fe0->dvb.frontend) {
1499 				if (!dvb_attach(stb6000_attach,
1500 						fe0->dvb.frontend, 0x61,
1501 						&core->i2c_adap))
1502 					goto frontend_detach;
1503 				core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1504 				fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1505 			}
1506 		}
1507 		break;
1508 	case CX88_BOARD_TEVII_S460:
1509 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1510 					       &tevii_s460_config,
1511 					       &core->i2c_adap);
1512 		if (fe0->dvb.frontend)
1513 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1514 		break;
1515 	case CX88_BOARD_TEVII_S464:
1516 		fe0->dvb.frontend = dvb_attach(ds3000_attach,
1517 						&tevii_ds3000_config,
1518 						&core->i2c_adap);
1519 		if (fe0->dvb.frontend) {
1520 			dvb_attach(ts2020_attach, fe0->dvb.frontend,
1521 				   &tevii_ts2020_config, &core->i2c_adap);
1522 			fe0->dvb.frontend->ops.set_voltage =
1523 							tevii_dvbs_set_voltage;
1524 		}
1525 		break;
1526 	case CX88_BOARD_OMICOM_SS4_PCI:
1527 	case CX88_BOARD_TBS_8920:
1528 	case CX88_BOARD_PROF_7300:
1529 	case CX88_BOARD_SATTRADE_ST4200:
1530 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1531 					       &hauppauge_hvr4000_config,
1532 					       &core->i2c_adap);
1533 		if (fe0->dvb.frontend)
1534 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1535 		break;
1536 	case CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII:
1537 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1538 					       &cx88_terratec_cinergy_ht_pci_mkii_config,
1539 					       &core->i2c_adap);
1540 		if (fe0->dvb.frontend) {
1541 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1542 			if (attach_xc3028(0x61, dev) < 0)
1543 				goto frontend_detach;
1544 		}
1545 		break;
1546 	case CX88_BOARD_PROF_7301:{
1547 		struct dvb_tuner_ops *tuner_ops = NULL;
1548 
1549 		fe0->dvb.frontend = dvb_attach(stv0900_attach,
1550 					       &prof_7301_stv0900_config,
1551 					       &core->i2c_adap, 0);
1552 		if (fe0->dvb.frontend) {
1553 			if (!dvb_attach(stb6100_attach, fe0->dvb.frontend,
1554 					&prof_7301_stb6100_config,
1555 					&core->i2c_adap))
1556 				goto frontend_detach;
1557 
1558 			tuner_ops = &fe0->dvb.frontend->ops.tuner_ops;
1559 			tuner_ops->set_frequency = stb6100_set_freq;
1560 			tuner_ops->get_frequency = stb6100_get_freq;
1561 			tuner_ops->set_bandwidth = stb6100_set_bandw;
1562 			tuner_ops->get_bandwidth = stb6100_get_bandw;
1563 
1564 			core->prev_set_voltage =
1565 					fe0->dvb.frontend->ops.set_voltage;
1566 			fe0->dvb.frontend->ops.set_voltage =
1567 					tevii_dvbs_set_voltage;
1568 		}
1569 		break;
1570 		}
1571 	case CX88_BOARD_SAMSUNG_SMT_7020:
1572 		dev->ts_gen_cntrl = 0x08;
1573 
1574 		cx_set(MO_GP0_IO, 0x0101);
1575 
1576 		cx_clear(MO_GP0_IO, 0x01);
1577 		msleep(100);
1578 		cx_set(MO_GP0_IO, 0x01);
1579 		msleep(200);
1580 
1581 		fe0->dvb.frontend = dvb_attach(stv0299_attach,
1582 					       &samsung_stv0299_config,
1583 					       &dev->core->i2c_adap);
1584 		if (fe0->dvb.frontend) {
1585 			fe0->dvb.frontend->ops.tuner_ops.set_params =
1586 				samsung_smt_7020_tuner_set_params;
1587 			fe0->dvb.frontend->tuner_priv =
1588 				&dev->core->i2c_adap;
1589 			fe0->dvb.frontend->ops.set_voltage =
1590 				samsung_smt_7020_set_voltage;
1591 			fe0->dvb.frontend->ops.set_tone =
1592 				samsung_smt_7020_set_tone;
1593 		}
1594 
1595 		break;
1596 	case CX88_BOARD_TWINHAN_VP1027_DVBS:
1597 		dev->ts_gen_cntrl = 0x00;
1598 		fe0->dvb.frontend = dvb_attach(mb86a16_attach,
1599 					       &twinhan_vp1027,
1600 					       &core->i2c_adap);
1601 		if (fe0->dvb.frontend) {
1602 			core->prev_set_voltage =
1603 					fe0->dvb.frontend->ops.set_voltage;
1604 			fe0->dvb.frontend->ops.set_voltage =
1605 					vp1027_set_voltage;
1606 		}
1607 		break;
1608 
1609 	default:
1610 		pr_err("The frontend of your DVB/ATSC card isn't supported yet\n");
1611 		break;
1612 	}
1613 
1614 	if ((NULL == fe0->dvb.frontend) || (fe1 && NULL == fe1->dvb.frontend)) {
1615 		pr_err("frontend initialization failed\n");
1616 		goto frontend_detach;
1617 	}
1618 	/* define general-purpose callback pointer */
1619 	fe0->dvb.frontend->callback = cx88_tuner_callback;
1620 
1621 	/* Ensure all frontends negotiate bus access */
1622 	fe0->dvb.frontend->ops.ts_bus_ctrl = cx88_dvb_bus_ctrl;
1623 	if (fe1)
1624 		fe1->dvb.frontend->ops.ts_bus_ctrl = cx88_dvb_bus_ctrl;
1625 
1626 	/* Put the tuner in standby to keep it quiet */
1627 	call_all(core, tuner, standby);
1628 
1629 	/* register everything */
1630 	res = vb2_dvb_register_bus(&dev->frontends, THIS_MODULE, dev,
1631 				   &dev->pci->dev, NULL, adapter_nr,
1632 				   mfe_shared);
1633 	if (res)
1634 		goto frontend_detach;
1635 	return res;
1636 
1637 frontend_detach:
1638 	core->gate_ctrl = NULL;
1639 	vb2_dvb_dealloc_frontends(&dev->frontends);
1640 	return res;
1641 }
1642 
1643 /* ----------------------------------------------------------- */
1644 
1645 /* CX8802 MPEG -> mini driver - We have been given the hardware */
1646 static int cx8802_dvb_advise_acquire(struct cx8802_driver *drv)
1647 {
1648 	struct cx88_core *core = drv->core;
1649 	int err = 0;
1650 
1651 	dprintk(1, "%s\n", __func__);
1652 
1653 	switch (core->boardnr) {
1654 	case CX88_BOARD_HAUPPAUGE_HVR1300:
1655 		/* We arrive here with either the cx23416 or the cx22702
1656 		 * on the bus. Take the bus from the cx23416 and enable the
1657 		 * cx22702 demod
1658 		 */
1659 		/* Toggle reset on cx22702 leaving i2c active */
1660 		cx_set(MO_GP0_IO, 0x00000080);
1661 		udelay(1000);
1662 		cx_clear(MO_GP0_IO, 0x00000080);
1663 		udelay(50);
1664 		cx_set(MO_GP0_IO, 0x00000080);
1665 		udelay(1000);
1666 		/* enable the cx22702 pins */
1667 		cx_clear(MO_GP0_IO, 0x00000004);
1668 		udelay(1000);
1669 		break;
1670 
1671 	case CX88_BOARD_HAUPPAUGE_HVR3000:
1672 	case CX88_BOARD_HAUPPAUGE_HVR4000:
1673 		/* Toggle reset on cx22702 leaving i2c active */
1674 		cx_set(MO_GP0_IO, 0x00000080);
1675 		udelay(1000);
1676 		cx_clear(MO_GP0_IO, 0x00000080);
1677 		udelay(50);
1678 		cx_set(MO_GP0_IO, 0x00000080);
1679 		udelay(1000);
1680 		switch (core->dvbdev->frontends.active_fe_id) {
1681 		case 1: /* DVB-S/S2 Enabled */
1682 			/* tri-state the cx22702 pins */
1683 			cx_set(MO_GP0_IO, 0x00000004);
1684 			/* Take the cx24116/cx24123 out of reset */
1685 			cx_write(MO_SRST_IO, 1);
1686 			core->dvbdev->ts_gen_cntrl = 0x02; /* Parallel IO */
1687 			break;
1688 		case 2: /* DVB-T Enabled */
1689 			/* Put the cx24116/cx24123 into reset */
1690 			cx_write(MO_SRST_IO, 0);
1691 			/* enable the cx22702 pins */
1692 			cx_clear(MO_GP0_IO, 0x00000004);
1693 			core->dvbdev->ts_gen_cntrl = 0x0c; /* Serial IO */
1694 			break;
1695 		}
1696 		udelay(1000);
1697 		break;
1698 
1699 	case CX88_BOARD_WINFAST_DTV2000H_PLUS:
1700 		/* set RF input to AIR for DVB-T (GPIO 16) */
1701 		cx_write(MO_GP2_IO, 0x0101);
1702 		break;
1703 
1704 	default:
1705 		err = -ENODEV;
1706 	}
1707 	return err;
1708 }
1709 
1710 /* CX8802 MPEG -> mini driver - We no longer have the hardware */
1711 static int cx8802_dvb_advise_release(struct cx8802_driver *drv)
1712 {
1713 	struct cx88_core *core = drv->core;
1714 	int err = 0;
1715 
1716 	dprintk(1, "%s\n", __func__);
1717 
1718 	switch (core->boardnr) {
1719 	case CX88_BOARD_HAUPPAUGE_HVR1300:
1720 		/* Do Nothing, leave the cx22702 on the bus. */
1721 		break;
1722 	case CX88_BOARD_HAUPPAUGE_HVR3000:
1723 	case CX88_BOARD_HAUPPAUGE_HVR4000:
1724 		break;
1725 	default:
1726 		err = -ENODEV;
1727 	}
1728 	return err;
1729 }
1730 
1731 static int cx8802_dvb_probe(struct cx8802_driver *drv)
1732 {
1733 	struct cx88_core *core = drv->core;
1734 	struct cx8802_dev *dev = drv->core->dvbdev;
1735 	int err;
1736 	struct vb2_dvb_frontend *fe;
1737 	int i;
1738 
1739 	dprintk(1, "%s\n", __func__);
1740 	dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
1741 		core->boardnr,
1742 		core->name,
1743 		core->pci_bus,
1744 		core->pci_slot);
1745 
1746 	err = -ENODEV;
1747 	if (!(core->board.mpeg & CX88_MPEG_DVB))
1748 		goto fail_core;
1749 
1750 	/* If vp3054 isn't enabled, a stub will just return 0 */
1751 	err = vp3054_i2c_probe(dev);
1752 	if (err != 0)
1753 		goto fail_core;
1754 
1755 	/* dvb stuff */
1756 	pr_info("cx2388x based DVB/ATSC card\n");
1757 	dev->ts_gen_cntrl = 0x0c;
1758 
1759 	err = cx8802_alloc_frontends(dev);
1760 	if (err)
1761 		goto fail_core;
1762 
1763 	for (i = 1; i <= core->board.num_frontends; i++) {
1764 		struct vb2_queue *q;
1765 
1766 		fe = vb2_dvb_get_frontend(&core->dvbdev->frontends, i);
1767 		if (!fe) {
1768 			pr_err("%s() failed to get frontend(%d)\n",
1769 			       __func__, i);
1770 			err = -ENODEV;
1771 			goto fail_probe;
1772 		}
1773 		q = &fe->dvb.dvbq;
1774 		q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1775 		q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1776 		q->gfp_flags = GFP_DMA32;
1777 		q->min_buffers_needed = 2;
1778 		q->drv_priv = dev;
1779 		q->buf_struct_size = sizeof(struct cx88_buffer);
1780 		q->ops = &dvb_qops;
1781 		q->mem_ops = &vb2_dma_sg_memops;
1782 		q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1783 		q->lock = &core->lock;
1784 		q->dev = &dev->pci->dev;
1785 
1786 		err = vb2_queue_init(q);
1787 		if (err < 0)
1788 			goto fail_probe;
1789 
1790 		/* init struct vb2_dvb */
1791 		fe->dvb.name = dev->core->name;
1792 	}
1793 
1794 	err = dvb_register(dev);
1795 	if (err)
1796 		/* frontends/adapter de-allocated in dvb_register */
1797 		pr_err("dvb_register failed (err = %d)\n", err);
1798 	return err;
1799 fail_probe:
1800 	vb2_dvb_dealloc_frontends(&core->dvbdev->frontends);
1801 fail_core:
1802 	return err;
1803 }
1804 
1805 static int cx8802_dvb_remove(struct cx8802_driver *drv)
1806 {
1807 	struct cx88_core *core = drv->core;
1808 	struct cx8802_dev *dev = drv->core->dvbdev;
1809 
1810 	dprintk(1, "%s\n", __func__);
1811 
1812 	vb2_dvb_unregister_bus(&dev->frontends);
1813 
1814 	vp3054_i2c_remove(dev);
1815 
1816 	core->gate_ctrl = NULL;
1817 
1818 	return 0;
1819 }
1820 
1821 static struct cx8802_driver cx8802_dvb_driver = {
1822 	.type_id        = CX88_MPEG_DVB,
1823 	.hw_access      = CX8802_DRVCTL_SHARED,
1824 	.probe          = cx8802_dvb_probe,
1825 	.remove         = cx8802_dvb_remove,
1826 	.advise_acquire = cx8802_dvb_advise_acquire,
1827 	.advise_release = cx8802_dvb_advise_release,
1828 };
1829 
1830 static int __init dvb_init(void)
1831 {
1832 	pr_info("cx2388x dvb driver version %s loaded\n", CX88_VERSION);
1833 	return cx8802_register_driver(&cx8802_dvb_driver);
1834 }
1835 
1836 static void __exit dvb_fini(void)
1837 {
1838 	cx8802_unregister_driver(&cx8802_dvb_driver);
1839 }
1840 
1841 module_init(dvb_init);
1842 module_exit(dvb_fini);
1843