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 
queue_setup(struct vb2_queue * q,unsigned int * num_buffers,unsigned int * num_planes,unsigned int sizes[],struct device * alloc_devs[])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 
buffer_prepare(struct vb2_buffer * vb)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 
buffer_finish(struct vb2_buffer * vb)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 		dma_free_coherent(&dev->pci->dev, risc->size, risc->cpu,
107 				  risc->dma);
108 	memset(risc, 0, sizeof(*risc));
109 }
110 
buffer_queue(struct vb2_buffer * vb)111 static void buffer_queue(struct vb2_buffer *vb)
112 {
113 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
114 	struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
115 	struct cx88_buffer    *buf = container_of(vbuf, struct cx88_buffer, vb);
116 
117 	cx8802_buf_queue(dev, buf);
118 }
119 
start_streaming(struct vb2_queue * q,unsigned int count)120 static int start_streaming(struct vb2_queue *q, unsigned int count)
121 {
122 	struct cx8802_dev *dev = q->drv_priv;
123 	struct cx88_dmaqueue *dmaq = &dev->mpegq;
124 	struct cx88_buffer *buf;
125 
126 	buf = list_entry(dmaq->active.next, struct cx88_buffer, list);
127 	cx8802_start_dma(dev, dmaq, buf);
128 	return 0;
129 }
130 
stop_streaming(struct vb2_queue * q)131 static void stop_streaming(struct vb2_queue *q)
132 {
133 	struct cx8802_dev *dev = q->drv_priv;
134 	struct cx88_dmaqueue *dmaq = &dev->mpegq;
135 	unsigned long flags;
136 
137 	cx8802_cancel_buffers(dev);
138 
139 	spin_lock_irqsave(&dev->slock, flags);
140 	while (!list_empty(&dmaq->active)) {
141 		struct cx88_buffer *buf = list_entry(dmaq->active.next,
142 			struct cx88_buffer, list);
143 
144 		list_del(&buf->list);
145 		vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
146 	}
147 	spin_unlock_irqrestore(&dev->slock, flags);
148 }
149 
150 static const struct vb2_ops dvb_qops = {
151 	.queue_setup    = queue_setup,
152 	.buf_prepare  = buffer_prepare,
153 	.buf_finish = buffer_finish,
154 	.buf_queue    = buffer_queue,
155 	.wait_prepare = vb2_ops_wait_prepare,
156 	.wait_finish = vb2_ops_wait_finish,
157 	.start_streaming = start_streaming,
158 	.stop_streaming = stop_streaming,
159 };
160 
161 /* ------------------------------------------------------------------ */
162 
cx88_dvb_bus_ctrl(struct dvb_frontend * fe,int acquire)163 static int cx88_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
164 {
165 	struct cx8802_dev *dev = fe->dvb->priv;
166 	struct cx8802_driver *drv = NULL;
167 	int ret = 0;
168 	int fe_id;
169 
170 	fe_id = vb2_dvb_find_frontend(&dev->frontends, fe);
171 	if (!fe_id) {
172 		pr_err("%s() No frontend found\n", __func__);
173 		return -EINVAL;
174 	}
175 
176 	mutex_lock(&dev->core->lock);
177 	drv = cx8802_get_driver(dev, CX88_MPEG_DVB);
178 	if (drv) {
179 		if (acquire) {
180 			dev->frontends.active_fe_id = fe_id;
181 			ret = drv->request_acquire(drv);
182 		} else {
183 			ret = drv->request_release(drv);
184 			dev->frontends.active_fe_id = 0;
185 		}
186 	}
187 	mutex_unlock(&dev->core->lock);
188 
189 	return ret;
190 }
191 
cx88_dvb_gate_ctrl(struct cx88_core * core,int open)192 static void cx88_dvb_gate_ctrl(struct cx88_core  *core, int open)
193 {
194 	struct vb2_dvb_frontends *f;
195 	struct vb2_dvb_frontend *fe;
196 
197 	if (!core->dvbdev)
198 		return;
199 
200 	f = &core->dvbdev->frontends;
201 
202 	if (!f)
203 		return;
204 
205 	if (f->gate <= 1) /* undefined or fe0 */
206 		fe = vb2_dvb_get_frontend(f, 1);
207 	else
208 		fe = vb2_dvb_get_frontend(f, f->gate);
209 
210 	if (fe && fe->dvb.frontend && fe->dvb.frontend->ops.i2c_gate_ctrl)
211 		fe->dvb.frontend->ops.i2c_gate_ctrl(fe->dvb.frontend, open);
212 }
213 
214 /* ------------------------------------------------------------------ */
215 
dvico_fusionhdtv_demod_init(struct dvb_frontend * fe)216 static int dvico_fusionhdtv_demod_init(struct dvb_frontend *fe)
217 {
218 	static const u8 clock_config[]  = { CLOCK_CTL,  0x38, 0x39 };
219 	static const u8 reset[]         = { RESET,      0x80 };
220 	static const u8 adc_ctl_1_cfg[] = { ADC_CTL_1,  0x40 };
221 	static const u8 agc_cfg[]       = { AGC_TARGET, 0x24, 0x20 };
222 	static const u8 gpp_ctl_cfg[]   = { GPP_CTL,    0x33 };
223 	static const u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
224 
225 	mt352_write(fe, clock_config,   sizeof(clock_config));
226 	udelay(200);
227 	mt352_write(fe, reset,          sizeof(reset));
228 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
229 
230 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
231 	mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
232 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
233 	return 0;
234 }
235 
dvico_dual_demod_init(struct dvb_frontend * fe)236 static int dvico_dual_demod_init(struct dvb_frontend *fe)
237 {
238 	static const u8 clock_config[]  = { CLOCK_CTL,  0x38, 0x38 };
239 	static const u8 reset[]         = { RESET,      0x80 };
240 	static const u8 adc_ctl_1_cfg[] = { ADC_CTL_1,  0x40 };
241 	static const u8 agc_cfg[]       = { AGC_TARGET, 0x28, 0x20 };
242 	static const u8 gpp_ctl_cfg[]   = { GPP_CTL,    0x33 };
243 	static const u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
244 
245 	mt352_write(fe, clock_config,   sizeof(clock_config));
246 	udelay(200);
247 	mt352_write(fe, reset,          sizeof(reset));
248 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
249 
250 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
251 	mt352_write(fe, gpp_ctl_cfg,    sizeof(gpp_ctl_cfg));
252 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
253 
254 	return 0;
255 }
256 
dntv_live_dvbt_demod_init(struct dvb_frontend * fe)257 static int dntv_live_dvbt_demod_init(struct dvb_frontend *fe)
258 {
259 	static const u8 clock_config[]  = { 0x89, 0x38, 0x39 };
260 	static const u8 reset[]         = { 0x50, 0x80 };
261 	static const u8 adc_ctl_1_cfg[] = { 0x8E, 0x40 };
262 	static const u8 agc_cfg[]       = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
263 				       0x00, 0xFF, 0x00, 0x40, 0x40 };
264 	static const u8 dntv_extra[]     = { 0xB5, 0x7A };
265 	static const u8 capt_range_cfg[] = { 0x75, 0x32 };
266 
267 	mt352_write(fe, clock_config,   sizeof(clock_config));
268 	udelay(2000);
269 	mt352_write(fe, reset,          sizeof(reset));
270 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
271 
272 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
273 	udelay(2000);
274 	mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
275 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
276 
277 	return 0;
278 }
279 
280 static const struct mt352_config dvico_fusionhdtv = {
281 	.demod_address = 0x0f,
282 	.demod_init    = dvico_fusionhdtv_demod_init,
283 };
284 
285 static const struct mt352_config dntv_live_dvbt_config = {
286 	.demod_address = 0x0f,
287 	.demod_init    = dntv_live_dvbt_demod_init,
288 };
289 
290 static const struct mt352_config dvico_fusionhdtv_dual = {
291 	.demod_address = 0x0f,
292 	.demod_init    = dvico_dual_demod_init,
293 };
294 
295 static const struct zl10353_config cx88_terratec_cinergy_ht_pci_mkii_config = {
296 	.demod_address = (0x1e >> 1),
297 	.no_tuner      = 1,
298 	.if2           = 45600,
299 };
300 
301 static const struct mb86a16_config twinhan_vp1027 = {
302 	.demod_address  = 0x08,
303 };
304 
305 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
dntv_live_dvbt_pro_demod_init(struct dvb_frontend * fe)306 static int dntv_live_dvbt_pro_demod_init(struct dvb_frontend *fe)
307 {
308 	static const u8 clock_config[]  = { 0x89, 0x38, 0x38 };
309 	static const u8 reset[]         = { 0x50, 0x80 };
310 	static const u8 adc_ctl_1_cfg[] = { 0x8E, 0x40 };
311 	static const u8 agc_cfg[]       = { 0x67, 0x10, 0x20, 0x00, 0xFF, 0xFF,
312 				       0x00, 0xFF, 0x00, 0x40, 0x40 };
313 	static const u8 dntv_extra[]     = { 0xB5, 0x7A };
314 	static const u8 capt_range_cfg[] = { 0x75, 0x32 };
315 
316 	mt352_write(fe, clock_config,   sizeof(clock_config));
317 	udelay(2000);
318 	mt352_write(fe, reset,          sizeof(reset));
319 	mt352_write(fe, adc_ctl_1_cfg,  sizeof(adc_ctl_1_cfg));
320 
321 	mt352_write(fe, agc_cfg,        sizeof(agc_cfg));
322 	udelay(2000);
323 	mt352_write(fe, dntv_extra,     sizeof(dntv_extra));
324 	mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
325 
326 	return 0;
327 }
328 
329 static const struct mt352_config dntv_live_dvbt_pro_config = {
330 	.demod_address = 0x0f,
331 	.no_tuner      = 1,
332 	.demod_init    = dntv_live_dvbt_pro_demod_init,
333 };
334 #endif
335 
336 static const struct zl10353_config dvico_fusionhdtv_hybrid = {
337 	.demod_address = 0x0f,
338 	.no_tuner      = 1,
339 };
340 
341 static const struct zl10353_config dvico_fusionhdtv_xc3028 = {
342 	.demod_address = 0x0f,
343 	.if2           = 45600,
344 	.no_tuner      = 1,
345 };
346 
347 static const struct mt352_config dvico_fusionhdtv_mt352_xc3028 = {
348 	.demod_address = 0x0f,
349 	.if2 = 4560,
350 	.no_tuner = 1,
351 	.demod_init = dvico_fusionhdtv_demod_init,
352 };
353 
354 static const struct zl10353_config dvico_fusionhdtv_plus_v1_1 = {
355 	.demod_address = 0x0f,
356 };
357 
358 static const struct cx22702_config connexant_refboard_config = {
359 	.demod_address = 0x43,
360 	.output_mode   = CX22702_SERIAL_OUTPUT,
361 };
362 
363 static const struct cx22702_config hauppauge_hvr_config = {
364 	.demod_address = 0x63,
365 	.output_mode   = CX22702_SERIAL_OUTPUT,
366 };
367 
or51132_set_ts_param(struct dvb_frontend * fe,int is_punctured)368 static int or51132_set_ts_param(struct dvb_frontend *fe, int is_punctured)
369 {
370 	struct cx8802_dev *dev = fe->dvb->priv;
371 
372 	dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
373 	return 0;
374 }
375 
376 static const struct or51132_config pchdtv_hd3000 = {
377 	.demod_address = 0x15,
378 	.set_ts_params = or51132_set_ts_param,
379 };
380 
lgdt330x_pll_rf_set(struct dvb_frontend * fe,int index)381 static int lgdt330x_pll_rf_set(struct dvb_frontend *fe, int index)
382 {
383 	struct cx8802_dev *dev = fe->dvb->priv;
384 	struct cx88_core *core = dev->core;
385 
386 	dprintk(1, "%s: index = %d\n", __func__, index);
387 	if (index == 0)
388 		cx_clear(MO_GP0_IO, 8);
389 	else
390 		cx_set(MO_GP0_IO, 8);
391 	return 0;
392 }
393 
lgdt330x_set_ts_param(struct dvb_frontend * fe,int is_punctured)394 static int lgdt330x_set_ts_param(struct dvb_frontend *fe, int is_punctured)
395 {
396 	struct cx8802_dev *dev = fe->dvb->priv;
397 
398 	if (is_punctured)
399 		dev->ts_gen_cntrl |= 0x04;
400 	else
401 		dev->ts_gen_cntrl &= ~0x04;
402 	return 0;
403 }
404 
405 static struct lgdt330x_config fusionhdtv_3_gold = {
406 	.demod_chip    = LGDT3302,
407 	.serial_mpeg   = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */
408 	.set_ts_params = lgdt330x_set_ts_param,
409 };
410 
411 static const struct lgdt330x_config fusionhdtv_5_gold = {
412 	.demod_chip    = LGDT3303,
413 	.serial_mpeg   = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
414 	.set_ts_params = lgdt330x_set_ts_param,
415 };
416 
417 static const struct lgdt330x_config pchdtv_hd5500 = {
418 	.demod_chip    = LGDT3303,
419 	.serial_mpeg   = 0x40, /* TPSERIAL for 3303 in TOP_CONTROL */
420 	.set_ts_params = lgdt330x_set_ts_param,
421 };
422 
nxt200x_set_ts_param(struct dvb_frontend * fe,int is_punctured)423 static int nxt200x_set_ts_param(struct dvb_frontend *fe, int is_punctured)
424 {
425 	struct cx8802_dev *dev = fe->dvb->priv;
426 
427 	dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
428 	return 0;
429 }
430 
431 static const struct nxt200x_config ati_hdtvwonder = {
432 	.demod_address = 0x0a,
433 	.set_ts_params = nxt200x_set_ts_param,
434 };
435 
cx24123_set_ts_param(struct dvb_frontend * fe,int is_punctured)436 static int cx24123_set_ts_param(struct dvb_frontend *fe,
437 				int is_punctured)
438 {
439 	struct cx8802_dev *dev = fe->dvb->priv;
440 
441 	dev->ts_gen_cntrl = 0x02;
442 	return 0;
443 }
444 
kworld_dvbs_100_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)445 static int kworld_dvbs_100_set_voltage(struct dvb_frontend *fe,
446 				       enum fe_sec_voltage voltage)
447 {
448 	struct cx8802_dev *dev = fe->dvb->priv;
449 	struct cx88_core *core = dev->core;
450 
451 	if (voltage == SEC_VOLTAGE_OFF)
452 		cx_write(MO_GP0_IO, 0x000006fb);
453 	else
454 		cx_write(MO_GP0_IO, 0x000006f9);
455 
456 	if (core->prev_set_voltage)
457 		return core->prev_set_voltage(fe, voltage);
458 	return 0;
459 }
460 
geniatech_dvbs_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)461 static int geniatech_dvbs_set_voltage(struct dvb_frontend *fe,
462 				      enum fe_sec_voltage voltage)
463 {
464 	struct cx8802_dev *dev = fe->dvb->priv;
465 	struct cx88_core *core = dev->core;
466 
467 	if (voltage == SEC_VOLTAGE_OFF) {
468 		dprintk(1, "LNB Voltage OFF\n");
469 		cx_write(MO_GP0_IO, 0x0000efff);
470 	}
471 
472 	if (core->prev_set_voltage)
473 		return core->prev_set_voltage(fe, voltage);
474 	return 0;
475 }
476 
tevii_dvbs_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)477 static int tevii_dvbs_set_voltage(struct dvb_frontend *fe,
478 				  enum fe_sec_voltage voltage)
479 {
480 	struct cx8802_dev *dev = fe->dvb->priv;
481 	struct cx88_core *core = dev->core;
482 
483 	cx_set(MO_GP0_IO, 0x6040);
484 	switch (voltage) {
485 	case SEC_VOLTAGE_13:
486 		cx_clear(MO_GP0_IO, 0x20);
487 		break;
488 	case SEC_VOLTAGE_18:
489 		cx_set(MO_GP0_IO, 0x20);
490 		break;
491 	case SEC_VOLTAGE_OFF:
492 		cx_clear(MO_GP0_IO, 0x20);
493 		break;
494 	}
495 
496 	if (core->prev_set_voltage)
497 		return core->prev_set_voltage(fe, voltage);
498 	return 0;
499 }
500 
vp1027_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)501 static int vp1027_set_voltage(struct dvb_frontend *fe,
502 			      enum fe_sec_voltage voltage)
503 {
504 	struct cx8802_dev *dev = fe->dvb->priv;
505 	struct cx88_core *core = dev->core;
506 
507 	switch (voltage) {
508 	case SEC_VOLTAGE_13:
509 		dprintk(1, "LNB SEC Voltage=13\n");
510 		cx_write(MO_GP0_IO, 0x00001220);
511 		break;
512 	case SEC_VOLTAGE_18:
513 		dprintk(1, "LNB SEC Voltage=18\n");
514 		cx_write(MO_GP0_IO, 0x00001222);
515 		break;
516 	case SEC_VOLTAGE_OFF:
517 		dprintk(1, "LNB Voltage OFF\n");
518 		cx_write(MO_GP0_IO, 0x00001230);
519 		break;
520 	}
521 
522 	if (core->prev_set_voltage)
523 		return core->prev_set_voltage(fe, voltage);
524 	return 0;
525 }
526 
527 static const struct cx24123_config geniatech_dvbs_config = {
528 	.demod_address = 0x55,
529 	.set_ts_params = cx24123_set_ts_param,
530 };
531 
532 static const struct cx24123_config hauppauge_novas_config = {
533 	.demod_address = 0x55,
534 	.set_ts_params = cx24123_set_ts_param,
535 };
536 
537 static const struct cx24123_config kworld_dvbs_100_config = {
538 	.demod_address = 0x15,
539 	.set_ts_params = cx24123_set_ts_param,
540 	.lnb_polarity  = 1,
541 };
542 
543 static const struct s5h1409_config pinnacle_pctv_hd_800i_config = {
544 	.demod_address = 0x32 >> 1,
545 	.output_mode   = S5H1409_PARALLEL_OUTPUT,
546 	.gpio	       = S5H1409_GPIO_ON,
547 	.qam_if	       = 44000,
548 	.inversion     = S5H1409_INVERSION_OFF,
549 	.status_mode   = S5H1409_DEMODLOCKING,
550 	.mpeg_timing   = S5H1409_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK,
551 };
552 
553 static const struct s5h1409_config dvico_hdtv5_pci_nano_config = {
554 	.demod_address = 0x32 >> 1,
555 	.output_mode   = S5H1409_SERIAL_OUTPUT,
556 	.gpio          = S5H1409_GPIO_OFF,
557 	.inversion     = S5H1409_INVERSION_OFF,
558 	.status_mode   = S5H1409_DEMODLOCKING,
559 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
560 };
561 
562 static const struct s5h1409_config kworld_atsc_120_config = {
563 	.demod_address = 0x32 >> 1,
564 	.output_mode   = S5H1409_SERIAL_OUTPUT,
565 	.gpio	       = S5H1409_GPIO_OFF,
566 	.inversion     = S5H1409_INVERSION_OFF,
567 	.status_mode   = S5H1409_DEMODLOCKING,
568 	.mpeg_timing   = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
569 };
570 
571 static const struct xc5000_config pinnacle_pctv_hd_800i_tuner_config = {
572 	.i2c_address	= 0x64,
573 	.if_khz		= 5380,
574 };
575 
576 static const struct zl10353_config cx88_pinnacle_hybrid_pctv = {
577 	.demod_address = (0x1e >> 1),
578 	.no_tuner      = 1,
579 	.if2           = 45600,
580 };
581 
582 static const struct zl10353_config cx88_geniatech_x8000_mt = {
583 	.demod_address = (0x1e >> 1),
584 	.no_tuner = 1,
585 	.disable_i2c_gate_ctrl = 1,
586 };
587 
588 static const struct s5h1411_config dvico_fusionhdtv7_config = {
589 	.output_mode   = S5H1411_SERIAL_OUTPUT,
590 	.gpio          = S5H1411_GPIO_ON,
591 	.mpeg_timing   = S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK,
592 	.qam_if        = S5H1411_IF_44000,
593 	.vsb_if        = S5H1411_IF_44000,
594 	.inversion     = S5H1411_INVERSION_OFF,
595 	.status_mode   = S5H1411_DEMODLOCKING
596 };
597 
598 static const struct xc5000_config dvico_fusionhdtv7_tuner_config = {
599 	.i2c_address    = 0xc2 >> 1,
600 	.if_khz         = 5380,
601 };
602 
attach_xc3028(u8 addr,struct cx8802_dev * dev)603 static int attach_xc3028(u8 addr, struct cx8802_dev *dev)
604 {
605 	struct dvb_frontend *fe;
606 	struct vb2_dvb_frontend *fe0 = NULL;
607 	struct xc2028_ctrl ctl;
608 	struct xc2028_config cfg = {
609 		.i2c_adap  = &dev->core->i2c_adap,
610 		.i2c_addr  = addr,
611 		.ctrl      = &ctl,
612 	};
613 
614 	/* Get the first frontend */
615 	fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
616 	if (!fe0)
617 		return -EINVAL;
618 
619 	if (!fe0->dvb.frontend) {
620 		pr_err("dvb frontend not attached. Can't attach xc3028\n");
621 		return -EINVAL;
622 	}
623 
624 	/*
625 	 * Some xc3028 devices may be hidden by an I2C gate. This is known
626 	 * to happen with some s5h1409-based devices.
627 	 * Now that I2C gate is open, sets up xc3028 configuration
628 	 */
629 	cx88_setup_xc3028(dev->core, &ctl);
630 
631 	fe = dvb_attach(xc2028_attach, fe0->dvb.frontend, &cfg);
632 	if (!fe) {
633 		pr_err("xc3028 attach failed\n");
634 		dvb_frontend_detach(fe0->dvb.frontend);
635 		dvb_unregister_frontend(fe0->dvb.frontend);
636 		fe0->dvb.frontend = NULL;
637 		return -EINVAL;
638 	}
639 
640 	pr_info("xc3028 attached\n");
641 
642 	return 0;
643 }
644 
attach_xc4000(struct cx8802_dev * dev,struct xc4000_config * cfg)645 static int attach_xc4000(struct cx8802_dev *dev, struct xc4000_config *cfg)
646 {
647 	struct dvb_frontend *fe;
648 	struct vb2_dvb_frontend *fe0 = NULL;
649 
650 	/* Get the first frontend */
651 	fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
652 	if (!fe0)
653 		return -EINVAL;
654 
655 	if (!fe0->dvb.frontend) {
656 		pr_err("dvb frontend not attached. Can't attach xc4000\n");
657 		return -EINVAL;
658 	}
659 
660 	fe = dvb_attach(xc4000_attach, fe0->dvb.frontend, &dev->core->i2c_adap,
661 			cfg);
662 	if (!fe) {
663 		pr_err("xc4000 attach failed\n");
664 		dvb_frontend_detach(fe0->dvb.frontend);
665 		dvb_unregister_frontend(fe0->dvb.frontend);
666 		fe0->dvb.frontend = NULL;
667 		return -EINVAL;
668 	}
669 
670 	pr_info("xc4000 attached\n");
671 
672 	return 0;
673 }
674 
cx24116_set_ts_param(struct dvb_frontend * fe,int is_punctured)675 static int cx24116_set_ts_param(struct dvb_frontend *fe,
676 				int is_punctured)
677 {
678 	struct cx8802_dev *dev = fe->dvb->priv;
679 
680 	dev->ts_gen_cntrl = 0x2;
681 
682 	return 0;
683 }
684 
stv0900_set_ts_param(struct dvb_frontend * fe,int is_punctured)685 static int stv0900_set_ts_param(struct dvb_frontend *fe,
686 				int is_punctured)
687 {
688 	struct cx8802_dev *dev = fe->dvb->priv;
689 
690 	dev->ts_gen_cntrl = 0;
691 
692 	return 0;
693 }
694 
cx24116_reset_device(struct dvb_frontend * fe)695 static int cx24116_reset_device(struct dvb_frontend *fe)
696 {
697 	struct cx8802_dev *dev = fe->dvb->priv;
698 	struct cx88_core *core = dev->core;
699 
700 	/* Reset the part */
701 	/* Put the cx24116 into reset */
702 	cx_write(MO_SRST_IO, 0);
703 	usleep_range(10000, 20000);
704 	/* Take the cx24116 out of reset */
705 	cx_write(MO_SRST_IO, 1);
706 	usleep_range(10000, 20000);
707 
708 	return 0;
709 }
710 
711 static const struct cx24116_config hauppauge_hvr4000_config = {
712 	.demod_address          = 0x05,
713 	.set_ts_params          = cx24116_set_ts_param,
714 	.reset_device           = cx24116_reset_device,
715 };
716 
717 static const struct cx24116_config tevii_s460_config = {
718 	.demod_address = 0x55,
719 	.set_ts_params = cx24116_set_ts_param,
720 	.reset_device  = cx24116_reset_device,
721 };
722 
ds3000_set_ts_param(struct dvb_frontend * fe,int is_punctured)723 static int ds3000_set_ts_param(struct dvb_frontend *fe,
724 			       int is_punctured)
725 {
726 	struct cx8802_dev *dev = fe->dvb->priv;
727 
728 	dev->ts_gen_cntrl = 4;
729 
730 	return 0;
731 }
732 
733 static struct ds3000_config tevii_ds3000_config = {
734 	.demod_address = 0x68,
735 	.set_ts_params = ds3000_set_ts_param,
736 };
737 
738 static struct ts2020_config tevii_ts2020_config  = {
739 	.tuner_address = 0x60,
740 	.clk_out_div = 1,
741 };
742 
743 static const struct stv0900_config prof_7301_stv0900_config = {
744 	.demod_address = 0x6a,
745 /*	demod_mode = 0,*/
746 	.xtal = 27000000,
747 	.clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
748 	.diseqc_mode = 2,/* 2/3 PWM */
749 	.tun1_maddress = 0,/* 0x60 */
750 	.tun1_adc = 0,/* 2 Vpp */
751 	.path1_mode = 3,
752 	.set_ts_params = stv0900_set_ts_param,
753 };
754 
755 static const struct stb6100_config prof_7301_stb6100_config = {
756 	.tuner_address = 0x60,
757 	.refclock = 27000000,
758 };
759 
760 static const struct stv0299_config tevii_tuner_sharp_config = {
761 	.demod_address = 0x68,
762 	.inittab = sharp_z0194a_inittab,
763 	.mclk = 88000000UL,
764 	.invert = 1,
765 	.skip_reinit = 0,
766 	.lock_output = 1,
767 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
768 	.min_delay_ms = 100,
769 	.set_symbol_rate = sharp_z0194a_set_symbol_rate,
770 	.set_ts_params = cx24116_set_ts_param,
771 };
772 
773 static const struct stv0288_config tevii_tuner_earda_config = {
774 	.demod_address = 0x68,
775 	.min_delay_ms = 100,
776 	.set_ts_params = cx24116_set_ts_param,
777 };
778 
cx8802_alloc_frontends(struct cx8802_dev * dev)779 static int cx8802_alloc_frontends(struct cx8802_dev *dev)
780 {
781 	struct cx88_core *core = dev->core;
782 	struct vb2_dvb_frontend *fe = NULL;
783 	int i;
784 
785 	mutex_init(&dev->frontends.lock);
786 	INIT_LIST_HEAD(&dev->frontends.felist);
787 
788 	if (!core->board.num_frontends)
789 		return -ENODEV;
790 
791 	pr_info("%s: allocating %d frontend(s)\n", __func__,
792 		core->board.num_frontends);
793 	for (i = 1; i <= core->board.num_frontends; i++) {
794 		fe = vb2_dvb_alloc_frontend(&dev->frontends, i);
795 		if (!fe) {
796 			pr_err("%s() failed to alloc\n", __func__);
797 			vb2_dvb_dealloc_frontends(&dev->frontends);
798 			return -ENOMEM;
799 		}
800 	}
801 	return 0;
802 }
803 
804 static const u8 samsung_smt_7020_inittab[] = {
805 	     0x01, 0x15,
806 	     0x02, 0x00,
807 	     0x03, 0x00,
808 	     0x04, 0x7D,
809 	     0x05, 0x0F,
810 	     0x06, 0x02,
811 	     0x07, 0x00,
812 	     0x08, 0x60,
813 
814 	     0x0A, 0xC2,
815 	     0x0B, 0x00,
816 	     0x0C, 0x01,
817 	     0x0D, 0x81,
818 	     0x0E, 0x44,
819 	     0x0F, 0x09,
820 	     0x10, 0x3C,
821 	     0x11, 0x84,
822 	     0x12, 0xDA,
823 	     0x13, 0x99,
824 	     0x14, 0x8D,
825 	     0x15, 0xCE,
826 	     0x16, 0xE8,
827 	     0x17, 0x43,
828 	     0x18, 0x1C,
829 	     0x19, 0x1B,
830 	     0x1A, 0x1D,
831 
832 	     0x1C, 0x12,
833 	     0x1D, 0x00,
834 	     0x1E, 0x00,
835 	     0x1F, 0x00,
836 	     0x20, 0x00,
837 	     0x21, 0x00,
838 	     0x22, 0x00,
839 	     0x23, 0x00,
840 
841 	     0x28, 0x02,
842 	     0x29, 0x28,
843 	     0x2A, 0x14,
844 	     0x2B, 0x0F,
845 	     0x2C, 0x09,
846 	     0x2D, 0x05,
847 
848 	     0x31, 0x1F,
849 	     0x32, 0x19,
850 	     0x33, 0xFC,
851 	     0x34, 0x13,
852 	     0xff, 0xff,
853 };
854 
samsung_smt_7020_tuner_set_params(struct dvb_frontend * fe)855 static int samsung_smt_7020_tuner_set_params(struct dvb_frontend *fe)
856 {
857 	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
858 	struct cx8802_dev *dev = fe->dvb->priv;
859 	u8 buf[4];
860 	u32 div;
861 	struct i2c_msg msg = {
862 		.addr = 0x61,
863 		.flags = 0,
864 		.buf = buf,
865 		.len = sizeof(buf) };
866 
867 	div = c->frequency / 125;
868 
869 	buf[0] = (div >> 8) & 0x7f;
870 	buf[1] = div & 0xff;
871 	buf[2] = 0x84;  /* 0xC4 */
872 	buf[3] = 0x00;
873 
874 	if (c->frequency < 1500000)
875 		buf[3] |= 0x10;
876 
877 	if (fe->ops.i2c_gate_ctrl)
878 		fe->ops.i2c_gate_ctrl(fe, 1);
879 
880 	if (i2c_transfer(&dev->core->i2c_adap, &msg, 1) != 1)
881 		return -EIO;
882 
883 	return 0;
884 }
885 
samsung_smt_7020_set_tone(struct dvb_frontend * fe,enum fe_sec_tone_mode tone)886 static int samsung_smt_7020_set_tone(struct dvb_frontend *fe,
887 				     enum fe_sec_tone_mode tone)
888 {
889 	struct cx8802_dev *dev = fe->dvb->priv;
890 	struct cx88_core *core = dev->core;
891 
892 	cx_set(MO_GP0_IO, 0x0800);
893 
894 	switch (tone) {
895 	case SEC_TONE_ON:
896 		cx_set(MO_GP0_IO, 0x08);
897 		break;
898 	case SEC_TONE_OFF:
899 		cx_clear(MO_GP0_IO, 0x08);
900 		break;
901 	default:
902 		return -EINVAL;
903 	}
904 
905 	return 0;
906 }
907 
samsung_smt_7020_set_voltage(struct dvb_frontend * fe,enum fe_sec_voltage voltage)908 static int samsung_smt_7020_set_voltage(struct dvb_frontend *fe,
909 					enum fe_sec_voltage voltage)
910 {
911 	struct cx8802_dev *dev = fe->dvb->priv;
912 	struct cx88_core *core = dev->core;
913 
914 	u8 data;
915 	struct i2c_msg msg = {
916 		.addr = 8,
917 		.flags = 0,
918 		.buf = &data,
919 		.len = sizeof(data) };
920 
921 	cx_set(MO_GP0_IO, 0x8000);
922 
923 	switch (voltage) {
924 	case SEC_VOLTAGE_OFF:
925 		break;
926 	case SEC_VOLTAGE_13:
927 		data = ISL6421_EN1 | ISL6421_LLC1;
928 		cx_clear(MO_GP0_IO, 0x80);
929 		break;
930 	case SEC_VOLTAGE_18:
931 		data = ISL6421_EN1 | ISL6421_LLC1 | ISL6421_VSEL1;
932 		cx_clear(MO_GP0_IO, 0x80);
933 		break;
934 	default:
935 		return -EINVAL;
936 	}
937 
938 	return (i2c_transfer(&dev->core->i2c_adap, &msg, 1) == 1) ? 0 : -EIO;
939 }
940 
samsung_smt_7020_stv0299_set_symbol_rate(struct dvb_frontend * fe,u32 srate,u32 ratio)941 static int samsung_smt_7020_stv0299_set_symbol_rate(struct dvb_frontend *fe,
942 						    u32 srate, u32 ratio)
943 {
944 	u8 aclk = 0;
945 	u8 bclk = 0;
946 
947 	if (srate < 1500000) {
948 		aclk = 0xb7;
949 		bclk = 0x47;
950 	} else if (srate < 3000000) {
951 		aclk = 0xb7;
952 		bclk = 0x4b;
953 	} else if (srate < 7000000) {
954 		aclk = 0xb7;
955 		bclk = 0x4f;
956 	} else if (srate < 14000000) {
957 		aclk = 0xb7;
958 		bclk = 0x53;
959 	} else if (srate < 30000000) {
960 		aclk = 0xb6;
961 		bclk = 0x53;
962 	} else if (srate < 45000000) {
963 		aclk = 0xb4;
964 		bclk = 0x51;
965 	}
966 
967 	stv0299_writereg(fe, 0x13, aclk);
968 	stv0299_writereg(fe, 0x14, bclk);
969 	stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
970 	stv0299_writereg(fe, 0x20, (ratio >>  8) & 0xff);
971 	stv0299_writereg(fe, 0x21, ratio & 0xf0);
972 
973 	return 0;
974 }
975 
976 static const struct stv0299_config samsung_stv0299_config = {
977 	.demod_address = 0x68,
978 	.inittab = samsung_smt_7020_inittab,
979 	.mclk = 88000000UL,
980 	.invert = 0,
981 	.skip_reinit = 0,
982 	.lock_output = STV0299_LOCKOUTPUT_LK,
983 	.volt13_op0_op1 = STV0299_VOLT13_OP1,
984 	.min_delay_ms = 100,
985 	.set_symbol_rate = samsung_smt_7020_stv0299_set_symbol_rate,
986 };
987 
dvb_register(struct cx8802_dev * dev)988 static int dvb_register(struct cx8802_dev *dev)
989 {
990 	struct cx88_core *core = dev->core;
991 	struct vb2_dvb_frontend *fe0, *fe1 = NULL;
992 	int mfe_shared = 0; /* bus not shared by default */
993 	int res = -EINVAL;
994 
995 	if (core->i2c_rc != 0) {
996 		pr_err("no i2c-bus available, cannot attach dvb drivers\n");
997 		goto frontend_detach;
998 	}
999 
1000 	/* Get the first frontend */
1001 	fe0 = vb2_dvb_get_frontend(&dev->frontends, 1);
1002 	if (!fe0)
1003 		goto frontend_detach;
1004 
1005 	/* multi-frontend gate control is undefined or defaults to fe0 */
1006 	dev->frontends.gate = 0;
1007 
1008 	/* Sets the gate control callback to be used by i2c command calls */
1009 	core->gate_ctrl = cx88_dvb_gate_ctrl;
1010 
1011 	/* init frontend(s) */
1012 	switch (core->boardnr) {
1013 	case CX88_BOARD_HAUPPAUGE_DVB_T1:
1014 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1015 					       &connexant_refboard_config,
1016 					       &core->i2c_adap);
1017 		if (fe0->dvb.frontend) {
1018 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1019 					0x61, &core->i2c_adap,
1020 					DVB_PLL_THOMSON_DTT759X))
1021 				goto frontend_detach;
1022 		}
1023 		break;
1024 	case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1:
1025 	case CX88_BOARD_CONEXANT_DVB_T1:
1026 	case CX88_BOARD_KWORLD_DVB_T_CX22702:
1027 	case CX88_BOARD_WINFAST_DTV1000:
1028 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1029 					       &connexant_refboard_config,
1030 					       &core->i2c_adap);
1031 		if (fe0->dvb.frontend) {
1032 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1033 					0x60, &core->i2c_adap,
1034 					DVB_PLL_THOMSON_DTT7579))
1035 				goto frontend_detach;
1036 		}
1037 		break;
1038 	case CX88_BOARD_WINFAST_DTV2000H:
1039 	case CX88_BOARD_HAUPPAUGE_HVR1100:
1040 	case CX88_BOARD_HAUPPAUGE_HVR1100LP:
1041 	case CX88_BOARD_HAUPPAUGE_HVR1300:
1042 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1043 					       &hauppauge_hvr_config,
1044 					       &core->i2c_adap);
1045 		if (fe0->dvb.frontend) {
1046 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1047 					&core->i2c_adap, 0x61,
1048 					TUNER_PHILIPS_FMD1216ME_MK3))
1049 				goto frontend_detach;
1050 		}
1051 		break;
1052 	case CX88_BOARD_WINFAST_DTV2000H_J:
1053 		fe0->dvb.frontend = dvb_attach(cx22702_attach,
1054 					       &hauppauge_hvr_config,
1055 					       &core->i2c_adap);
1056 		if (fe0->dvb.frontend) {
1057 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1058 					&core->i2c_adap, 0x61,
1059 					TUNER_PHILIPS_FMD1216MEX_MK3))
1060 				goto frontend_detach;
1061 		}
1062 		break;
1063 	case CX88_BOARD_HAUPPAUGE_HVR3000:
1064 		/* MFE frontend 1 */
1065 		mfe_shared = 1;
1066 		dev->frontends.gate = 2;
1067 		/* DVB-S init */
1068 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1069 					       &hauppauge_novas_config,
1070 					       &dev->core->i2c_adap);
1071 		if (fe0->dvb.frontend) {
1072 			if (!dvb_attach(isl6421_attach,
1073 					fe0->dvb.frontend,
1074 					&dev->core->i2c_adap,
1075 					0x08, ISL6421_DCL, 0x00, false))
1076 				goto frontend_detach;
1077 		}
1078 		/* MFE frontend 2 */
1079 		fe1 = vb2_dvb_get_frontend(&dev->frontends, 2);
1080 		if (!fe1)
1081 			goto frontend_detach;
1082 		/* DVB-T init */
1083 		fe1->dvb.frontend = dvb_attach(cx22702_attach,
1084 					       &hauppauge_hvr_config,
1085 					       &dev->core->i2c_adap);
1086 		if (fe1->dvb.frontend) {
1087 			fe1->dvb.frontend->id = 1;
1088 			if (!dvb_attach(simple_tuner_attach,
1089 					fe1->dvb.frontend,
1090 					&dev->core->i2c_adap,
1091 					0x61, TUNER_PHILIPS_FMD1216ME_MK3))
1092 				goto frontend_detach;
1093 		}
1094 		break;
1095 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
1096 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1097 					       &dvico_fusionhdtv,
1098 					       &core->i2c_adap);
1099 		if (fe0->dvb.frontend) {
1100 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1101 					0x60, NULL, DVB_PLL_THOMSON_DTT7579))
1102 				goto frontend_detach;
1103 			break;
1104 		}
1105 		/* ZL10353 replaces MT352 on later cards */
1106 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1107 					       &dvico_fusionhdtv_plus_v1_1,
1108 					       &core->i2c_adap);
1109 		if (fe0->dvb.frontend) {
1110 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1111 					0x60, NULL, DVB_PLL_THOMSON_DTT7579))
1112 				goto frontend_detach;
1113 		}
1114 		break;
1115 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL:
1116 		/*
1117 		 * The tin box says DEE1601, but it seems to be DTT7579
1118 		 * compatible, with a slightly different MT352 AGC gain.
1119 		 */
1120 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1121 					       &dvico_fusionhdtv_dual,
1122 					       &core->i2c_adap);
1123 		if (fe0->dvb.frontend) {
1124 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1125 					0x61, NULL, DVB_PLL_THOMSON_DTT7579))
1126 				goto frontend_detach;
1127 			break;
1128 		}
1129 		/* ZL10353 replaces MT352 on later cards */
1130 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1131 					       &dvico_fusionhdtv_plus_v1_1,
1132 					       &core->i2c_adap);
1133 		if (fe0->dvb.frontend) {
1134 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1135 					0x61, NULL, DVB_PLL_THOMSON_DTT7579))
1136 				goto frontend_detach;
1137 		}
1138 		break;
1139 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
1140 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1141 					       &dvico_fusionhdtv,
1142 					       &core->i2c_adap);
1143 		if (fe0->dvb.frontend) {
1144 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1145 					0x61, NULL, DVB_PLL_LG_Z201))
1146 				goto frontend_detach;
1147 		}
1148 		break;
1149 	case CX88_BOARD_KWORLD_DVB_T:
1150 	case CX88_BOARD_DNTV_LIVE_DVB_T:
1151 	case CX88_BOARD_ADSTECH_DVB_T_PCI:
1152 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1153 					       &dntv_live_dvbt_config,
1154 					       &core->i2c_adap);
1155 		if (fe0->dvb.frontend) {
1156 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend,
1157 					0x61, NULL, DVB_PLL_UNKNOWN_1))
1158 				goto frontend_detach;
1159 		}
1160 		break;
1161 	case CX88_BOARD_DNTV_LIVE_DVB_T_PRO:
1162 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054)
1163 		/* MT352 is on a secondary I2C bus made from some GPIO lines */
1164 		fe0->dvb.frontend = dvb_attach(mt352_attach,
1165 					       &dntv_live_dvbt_pro_config,
1166 					       &dev->vp3054->adap);
1167 		if (fe0->dvb.frontend) {
1168 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1169 					&core->i2c_adap, 0x61,
1170 					TUNER_PHILIPS_FMD1216ME_MK3))
1171 				goto frontend_detach;
1172 		}
1173 #else
1174 		pr_err("built without vp3054 support\n");
1175 #endif
1176 		break;
1177 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID:
1178 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1179 					       &dvico_fusionhdtv_hybrid,
1180 					       &core->i2c_adap);
1181 		if (fe0->dvb.frontend) {
1182 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1183 					&core->i2c_adap, 0x61,
1184 					TUNER_THOMSON_FE6600))
1185 				goto frontend_detach;
1186 		}
1187 		break;
1188 	case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO:
1189 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1190 					       &dvico_fusionhdtv_xc3028,
1191 					       &core->i2c_adap);
1192 		if (!fe0->dvb.frontend)
1193 			fe0->dvb.frontend = dvb_attach(mt352_attach,
1194 						&dvico_fusionhdtv_mt352_xc3028,
1195 						&core->i2c_adap);
1196 		/*
1197 		 * On this board, the demod provides the I2C bus pullup.
1198 		 * We must not permit gate_ctrl to be performed, or
1199 		 * the xc3028 cannot communicate on the bus.
1200 		 */
1201 		if (fe0->dvb.frontend)
1202 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1203 		if (attach_xc3028(0x61, dev) < 0)
1204 			goto frontend_detach;
1205 		break;
1206 	case CX88_BOARD_PCHDTV_HD3000:
1207 		fe0->dvb.frontend = dvb_attach(or51132_attach, &pchdtv_hd3000,
1208 					       &core->i2c_adap);
1209 		if (fe0->dvb.frontend) {
1210 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1211 					&core->i2c_adap, 0x61,
1212 					TUNER_THOMSON_DTT761X))
1213 				goto frontend_detach;
1214 		}
1215 		break;
1216 	case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q:
1217 		dev->ts_gen_cntrl = 0x08;
1218 
1219 		/* Do a hardware reset of chip before using it. */
1220 		cx_clear(MO_GP0_IO, 1);
1221 		msleep(100);
1222 		cx_set(MO_GP0_IO, 1);
1223 		msleep(200);
1224 
1225 		/* Select RF connector callback */
1226 		fusionhdtv_3_gold.pll_rf_set = lgdt330x_pll_rf_set;
1227 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1228 					       &fusionhdtv_3_gold,
1229 					       0x0e,
1230 					       &core->i2c_adap);
1231 		if (fe0->dvb.frontend) {
1232 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1233 					&core->i2c_adap, 0x61,
1234 					TUNER_MICROTUNE_4042FI5))
1235 				goto frontend_detach;
1236 		}
1237 		break;
1238 	case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T:
1239 		dev->ts_gen_cntrl = 0x08;
1240 
1241 		/* Do a hardware reset of chip before using it. */
1242 		cx_clear(MO_GP0_IO, 1);
1243 		msleep(100);
1244 		cx_set(MO_GP0_IO, 9);
1245 		msleep(200);
1246 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1247 					       &fusionhdtv_3_gold,
1248 					       0x0e,
1249 					       &core->i2c_adap);
1250 		if (fe0->dvb.frontend) {
1251 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1252 					&core->i2c_adap, 0x61,
1253 					TUNER_THOMSON_DTT761X))
1254 				goto frontend_detach;
1255 		}
1256 		break;
1257 	case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD:
1258 		dev->ts_gen_cntrl = 0x08;
1259 
1260 		/* Do a hardware reset of chip before using it. */
1261 		cx_clear(MO_GP0_IO, 1);
1262 		msleep(100);
1263 		cx_set(MO_GP0_IO, 1);
1264 		msleep(200);
1265 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1266 					       &fusionhdtv_5_gold,
1267 					       0x0e,
1268 					       &core->i2c_adap);
1269 		if (fe0->dvb.frontend) {
1270 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1271 					&core->i2c_adap, 0x61,
1272 					TUNER_LG_TDVS_H06XF))
1273 				goto frontend_detach;
1274 			if (!dvb_attach(tda9887_attach, fe0->dvb.frontend,
1275 					&core->i2c_adap, 0x43))
1276 				goto frontend_detach;
1277 		}
1278 		break;
1279 	case CX88_BOARD_PCHDTV_HD5500:
1280 		dev->ts_gen_cntrl = 0x08;
1281 
1282 		/* Do a hardware reset of chip before using it. */
1283 		cx_clear(MO_GP0_IO, 1);
1284 		msleep(100);
1285 		cx_set(MO_GP0_IO, 1);
1286 		msleep(200);
1287 		fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
1288 					       &pchdtv_hd5500,
1289 					       0x59,
1290 					       &core->i2c_adap);
1291 		if (fe0->dvb.frontend) {
1292 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1293 					&core->i2c_adap, 0x61,
1294 					TUNER_LG_TDVS_H06XF))
1295 				goto frontend_detach;
1296 			if (!dvb_attach(tda9887_attach, fe0->dvb.frontend,
1297 					&core->i2c_adap, 0x43))
1298 				goto frontend_detach;
1299 		}
1300 		break;
1301 	case CX88_BOARD_ATI_HDTVWONDER:
1302 		fe0->dvb.frontend = dvb_attach(nxt200x_attach,
1303 					       &ati_hdtvwonder,
1304 					       &core->i2c_adap);
1305 		if (fe0->dvb.frontend) {
1306 			if (!dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
1307 					&core->i2c_adap, 0x61,
1308 					TUNER_PHILIPS_TUV1236D))
1309 				goto frontend_detach;
1310 		}
1311 		break;
1312 	case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1:
1313 	case CX88_BOARD_HAUPPAUGE_NOVASE2_S1:
1314 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1315 					       &hauppauge_novas_config,
1316 					       &core->i2c_adap);
1317 		if (fe0->dvb.frontend) {
1318 			bool override_tone;
1319 
1320 			if (core->model == 92001)
1321 				override_tone = true;
1322 			else
1323 				override_tone = false;
1324 
1325 			if (!dvb_attach(isl6421_attach, fe0->dvb.frontend,
1326 					&core->i2c_adap, 0x08, ISL6421_DCL,
1327 					0x00, override_tone))
1328 				goto frontend_detach;
1329 		}
1330 		break;
1331 	case CX88_BOARD_KWORLD_DVBS_100:
1332 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1333 					       &kworld_dvbs_100_config,
1334 					       &core->i2c_adap);
1335 		if (fe0->dvb.frontend) {
1336 			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1337 			fe0->dvb.frontend->ops.set_voltage = kworld_dvbs_100_set_voltage;
1338 		}
1339 		break;
1340 	case CX88_BOARD_GENIATECH_DVBS:
1341 		fe0->dvb.frontend = dvb_attach(cx24123_attach,
1342 					       &geniatech_dvbs_config,
1343 					       &core->i2c_adap);
1344 		if (fe0->dvb.frontend) {
1345 			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1346 			fe0->dvb.frontend->ops.set_voltage = geniatech_dvbs_set_voltage;
1347 		}
1348 		break;
1349 	case CX88_BOARD_PINNACLE_PCTV_HD_800i:
1350 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1351 					       &pinnacle_pctv_hd_800i_config,
1352 					       &core->i2c_adap);
1353 		if (fe0->dvb.frontend) {
1354 			if (!dvb_attach(xc5000_attach, fe0->dvb.frontend,
1355 					&core->i2c_adap,
1356 					&pinnacle_pctv_hd_800i_tuner_config))
1357 				goto frontend_detach;
1358 		}
1359 		break;
1360 	case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO:
1361 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1362 					       &dvico_hdtv5_pci_nano_config,
1363 					       &core->i2c_adap);
1364 		if (fe0->dvb.frontend) {
1365 			struct dvb_frontend *fe;
1366 			struct xc2028_config cfg = {
1367 				.i2c_adap  = &core->i2c_adap,
1368 				.i2c_addr  = 0x61,
1369 			};
1370 			static struct xc2028_ctrl ctl = {
1371 				.fname       = XC2028_DEFAULT_FIRMWARE,
1372 				.max_len     = 64,
1373 				.scode_table = XC3028_FE_OREN538,
1374 			};
1375 
1376 			fe = dvb_attach(xc2028_attach,
1377 					fe0->dvb.frontend, &cfg);
1378 			if (fe && fe->ops.tuner_ops.set_config)
1379 				fe->ops.tuner_ops.set_config(fe, &ctl);
1380 		}
1381 		break;
1382 	case CX88_BOARD_NOTONLYTV_LV3H:
1383 	case CX88_BOARD_PINNACLE_HYBRID_PCTV:
1384 	case CX88_BOARD_WINFAST_DTV1800H:
1385 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1386 					       &cx88_pinnacle_hybrid_pctv,
1387 					       &core->i2c_adap);
1388 		if (fe0->dvb.frontend) {
1389 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1390 			if (attach_xc3028(0x61, dev) < 0)
1391 				goto frontend_detach;
1392 		}
1393 		break;
1394 	case CX88_BOARD_WINFAST_DTV1800H_XC4000:
1395 	case CX88_BOARD_WINFAST_DTV2000H_PLUS:
1396 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1397 					       &cx88_pinnacle_hybrid_pctv,
1398 					       &core->i2c_adap);
1399 		if (fe0->dvb.frontend) {
1400 			struct xc4000_config cfg = {
1401 				.i2c_address	  = 0x61,
1402 				.default_pm	  = 0,
1403 				.dvb_amplitude	  = 134,
1404 				.set_smoothedcvbs = 1,
1405 				.if_khz		  = 4560
1406 			};
1407 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1408 			if (attach_xc4000(dev, &cfg) < 0)
1409 				goto frontend_detach;
1410 		}
1411 		break;
1412 	case CX88_BOARD_GENIATECH_X8000_MT:
1413 		dev->ts_gen_cntrl = 0x00;
1414 
1415 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1416 					       &cx88_geniatech_x8000_mt,
1417 					       &core->i2c_adap);
1418 		if (attach_xc3028(0x61, dev) < 0)
1419 			goto frontend_detach;
1420 		break;
1421 	case CX88_BOARD_KWORLD_ATSC_120:
1422 		fe0->dvb.frontend = dvb_attach(s5h1409_attach,
1423 					       &kworld_atsc_120_config,
1424 					       &core->i2c_adap);
1425 		if (attach_xc3028(0x61, dev) < 0)
1426 			goto frontend_detach;
1427 		break;
1428 	case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD:
1429 		fe0->dvb.frontend = dvb_attach(s5h1411_attach,
1430 					       &dvico_fusionhdtv7_config,
1431 					       &core->i2c_adap);
1432 		if (fe0->dvb.frontend) {
1433 			if (!dvb_attach(xc5000_attach, fe0->dvb.frontend,
1434 					&core->i2c_adap,
1435 					&dvico_fusionhdtv7_tuner_config))
1436 				goto frontend_detach;
1437 		}
1438 		break;
1439 	case CX88_BOARD_HAUPPAUGE_HVR4000:
1440 		/* MFE frontend 1 */
1441 		mfe_shared = 1;
1442 		dev->frontends.gate = 2;
1443 		/* DVB-S/S2 Init */
1444 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1445 					       &hauppauge_hvr4000_config,
1446 					       &dev->core->i2c_adap);
1447 		if (fe0->dvb.frontend) {
1448 			if (!dvb_attach(isl6421_attach,
1449 					fe0->dvb.frontend,
1450 					&dev->core->i2c_adap,
1451 					0x08, ISL6421_DCL, 0x00, false))
1452 				goto frontend_detach;
1453 		}
1454 		/* MFE frontend 2 */
1455 		fe1 = vb2_dvb_get_frontend(&dev->frontends, 2);
1456 		if (!fe1)
1457 			goto frontend_detach;
1458 		/* DVB-T Init */
1459 		fe1->dvb.frontend = dvb_attach(cx22702_attach,
1460 					       &hauppauge_hvr_config,
1461 					       &dev->core->i2c_adap);
1462 		if (fe1->dvb.frontend) {
1463 			fe1->dvb.frontend->id = 1;
1464 			if (!dvb_attach(simple_tuner_attach,
1465 					fe1->dvb.frontend,
1466 					&dev->core->i2c_adap,
1467 					0x61, TUNER_PHILIPS_FMD1216ME_MK3))
1468 				goto frontend_detach;
1469 		}
1470 		break;
1471 	case CX88_BOARD_HAUPPAUGE_HVR4000LITE:
1472 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1473 					       &hauppauge_hvr4000_config,
1474 					       &dev->core->i2c_adap);
1475 		if (fe0->dvb.frontend) {
1476 			if (!dvb_attach(isl6421_attach,
1477 					fe0->dvb.frontend,
1478 					&dev->core->i2c_adap,
1479 					0x08, ISL6421_DCL, 0x00, false))
1480 				goto frontend_detach;
1481 		}
1482 		break;
1483 	case CX88_BOARD_PROF_6200:
1484 	case CX88_BOARD_TBS_8910:
1485 	case CX88_BOARD_TEVII_S420:
1486 		fe0->dvb.frontend = dvb_attach(stv0299_attach,
1487 						&tevii_tuner_sharp_config,
1488 						&core->i2c_adap);
1489 		if (fe0->dvb.frontend) {
1490 			if (!dvb_attach(dvb_pll_attach, fe0->dvb.frontend, 0x60,
1491 					&core->i2c_adap, DVB_PLL_OPERA1))
1492 				goto frontend_detach;
1493 			core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1494 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1495 
1496 		} else {
1497 			fe0->dvb.frontend = dvb_attach(stv0288_attach,
1498 							    &tevii_tuner_earda_config,
1499 							    &core->i2c_adap);
1500 			if (fe0->dvb.frontend) {
1501 				if (!dvb_attach(stb6000_attach,
1502 						fe0->dvb.frontend, 0x61,
1503 						&core->i2c_adap))
1504 					goto frontend_detach;
1505 				core->prev_set_voltage = fe0->dvb.frontend->ops.set_voltage;
1506 				fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1507 			}
1508 		}
1509 		break;
1510 	case CX88_BOARD_TEVII_S460:
1511 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1512 					       &tevii_s460_config,
1513 					       &core->i2c_adap);
1514 		if (fe0->dvb.frontend)
1515 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1516 		break;
1517 	case CX88_BOARD_TEVII_S464:
1518 		fe0->dvb.frontend = dvb_attach(ds3000_attach,
1519 						&tevii_ds3000_config,
1520 						&core->i2c_adap);
1521 		if (fe0->dvb.frontend) {
1522 			dvb_attach(ts2020_attach, fe0->dvb.frontend,
1523 				   &tevii_ts2020_config, &core->i2c_adap);
1524 			fe0->dvb.frontend->ops.set_voltage =
1525 							tevii_dvbs_set_voltage;
1526 		}
1527 		break;
1528 	case CX88_BOARD_OMICOM_SS4_PCI:
1529 	case CX88_BOARD_TBS_8920:
1530 	case CX88_BOARD_PROF_7300:
1531 	case CX88_BOARD_SATTRADE_ST4200:
1532 		fe0->dvb.frontend = dvb_attach(cx24116_attach,
1533 					       &hauppauge_hvr4000_config,
1534 					       &core->i2c_adap);
1535 		if (fe0->dvb.frontend)
1536 			fe0->dvb.frontend->ops.set_voltage = tevii_dvbs_set_voltage;
1537 		break;
1538 	case CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII:
1539 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
1540 					       &cx88_terratec_cinergy_ht_pci_mkii_config,
1541 					       &core->i2c_adap);
1542 		if (fe0->dvb.frontend) {
1543 			fe0->dvb.frontend->ops.i2c_gate_ctrl = NULL;
1544 			if (attach_xc3028(0x61, dev) < 0)
1545 				goto frontend_detach;
1546 		}
1547 		break;
1548 	case CX88_BOARD_PROF_7301:{
1549 		struct dvb_tuner_ops *tuner_ops = NULL;
1550 
1551 		fe0->dvb.frontend = dvb_attach(stv0900_attach,
1552 					       &prof_7301_stv0900_config,
1553 					       &core->i2c_adap, 0);
1554 		if (fe0->dvb.frontend) {
1555 			if (!dvb_attach(stb6100_attach, fe0->dvb.frontend,
1556 					&prof_7301_stb6100_config,
1557 					&core->i2c_adap))
1558 				goto frontend_detach;
1559 
1560 			tuner_ops = &fe0->dvb.frontend->ops.tuner_ops;
1561 			tuner_ops->set_frequency = stb6100_set_freq;
1562 			tuner_ops->get_frequency = stb6100_get_freq;
1563 			tuner_ops->set_bandwidth = stb6100_set_bandw;
1564 			tuner_ops->get_bandwidth = stb6100_get_bandw;
1565 
1566 			core->prev_set_voltage =
1567 					fe0->dvb.frontend->ops.set_voltage;
1568 			fe0->dvb.frontend->ops.set_voltage =
1569 					tevii_dvbs_set_voltage;
1570 		}
1571 		break;
1572 		}
1573 	case CX88_BOARD_SAMSUNG_SMT_7020:
1574 		dev->ts_gen_cntrl = 0x08;
1575 
1576 		cx_set(MO_GP0_IO, 0x0101);
1577 
1578 		cx_clear(MO_GP0_IO, 0x01);
1579 		msleep(100);
1580 		cx_set(MO_GP0_IO, 0x01);
1581 		msleep(200);
1582 
1583 		fe0->dvb.frontend = dvb_attach(stv0299_attach,
1584 					       &samsung_stv0299_config,
1585 					       &dev->core->i2c_adap);
1586 		if (fe0->dvb.frontend) {
1587 			fe0->dvb.frontend->ops.tuner_ops.set_params =
1588 				samsung_smt_7020_tuner_set_params;
1589 			fe0->dvb.frontend->tuner_priv =
1590 				&dev->core->i2c_adap;
1591 			fe0->dvb.frontend->ops.set_voltage =
1592 				samsung_smt_7020_set_voltage;
1593 			fe0->dvb.frontend->ops.set_tone =
1594 				samsung_smt_7020_set_tone;
1595 		}
1596 
1597 		break;
1598 	case CX88_BOARD_TWINHAN_VP1027_DVBS:
1599 		dev->ts_gen_cntrl = 0x00;
1600 		fe0->dvb.frontend = dvb_attach(mb86a16_attach,
1601 					       &twinhan_vp1027,
1602 					       &core->i2c_adap);
1603 		if (fe0->dvb.frontend) {
1604 			core->prev_set_voltage =
1605 					fe0->dvb.frontend->ops.set_voltage;
1606 			fe0->dvb.frontend->ops.set_voltage =
1607 					vp1027_set_voltage;
1608 		}
1609 		break;
1610 
1611 	default:
1612 		pr_err("The frontend of your DVB/ATSC card isn't supported yet\n");
1613 		break;
1614 	}
1615 
1616 	if ((NULL == fe0->dvb.frontend) || (fe1 && NULL == fe1->dvb.frontend)) {
1617 		pr_err("frontend initialization failed\n");
1618 		goto frontend_detach;
1619 	}
1620 	/* define general-purpose callback pointer */
1621 	fe0->dvb.frontend->callback = cx88_tuner_callback;
1622 
1623 	/* Ensure all frontends negotiate bus access */
1624 	fe0->dvb.frontend->ops.ts_bus_ctrl = cx88_dvb_bus_ctrl;
1625 	if (fe1)
1626 		fe1->dvb.frontend->ops.ts_bus_ctrl = cx88_dvb_bus_ctrl;
1627 
1628 	/* Put the tuner in standby to keep it quiet */
1629 	call_all(core, tuner, standby);
1630 
1631 	/* register everything */
1632 	res = vb2_dvb_register_bus(&dev->frontends, THIS_MODULE, dev,
1633 				   &dev->pci->dev, NULL, adapter_nr,
1634 				   mfe_shared);
1635 	if (res)
1636 		goto frontend_detach;
1637 	return res;
1638 
1639 frontend_detach:
1640 	core->gate_ctrl = NULL;
1641 	vb2_dvb_dealloc_frontends(&dev->frontends);
1642 	return res;
1643 }
1644 
1645 /* ----------------------------------------------------------- */
1646 
1647 /* CX8802 MPEG -> mini driver - We have been given the hardware */
cx8802_dvb_advise_acquire(struct cx8802_driver * drv)1648 static int cx8802_dvb_advise_acquire(struct cx8802_driver *drv)
1649 {
1650 	struct cx88_core *core = drv->core;
1651 	int err = 0;
1652 
1653 	dprintk(1, "%s\n", __func__);
1654 
1655 	switch (core->boardnr) {
1656 	case CX88_BOARD_HAUPPAUGE_HVR1300:
1657 		/* We arrive here with either the cx23416 or the cx22702
1658 		 * on the bus. Take the bus from the cx23416 and enable the
1659 		 * cx22702 demod
1660 		 */
1661 		/* Toggle reset on cx22702 leaving i2c active */
1662 		cx_set(MO_GP0_IO, 0x00000080);
1663 		udelay(1000);
1664 		cx_clear(MO_GP0_IO, 0x00000080);
1665 		udelay(50);
1666 		cx_set(MO_GP0_IO, 0x00000080);
1667 		udelay(1000);
1668 		/* enable the cx22702 pins */
1669 		cx_clear(MO_GP0_IO, 0x00000004);
1670 		udelay(1000);
1671 		break;
1672 
1673 	case CX88_BOARD_HAUPPAUGE_HVR3000:
1674 	case CX88_BOARD_HAUPPAUGE_HVR4000:
1675 		/* Toggle reset on cx22702 leaving i2c active */
1676 		cx_set(MO_GP0_IO, 0x00000080);
1677 		udelay(1000);
1678 		cx_clear(MO_GP0_IO, 0x00000080);
1679 		udelay(50);
1680 		cx_set(MO_GP0_IO, 0x00000080);
1681 		udelay(1000);
1682 		switch (core->dvbdev->frontends.active_fe_id) {
1683 		case 1: /* DVB-S/S2 Enabled */
1684 			/* tri-state the cx22702 pins */
1685 			cx_set(MO_GP0_IO, 0x00000004);
1686 			/* Take the cx24116/cx24123 out of reset */
1687 			cx_write(MO_SRST_IO, 1);
1688 			core->dvbdev->ts_gen_cntrl = 0x02; /* Parallel IO */
1689 			break;
1690 		case 2: /* DVB-T Enabled */
1691 			/* Put the cx24116/cx24123 into reset */
1692 			cx_write(MO_SRST_IO, 0);
1693 			/* enable the cx22702 pins */
1694 			cx_clear(MO_GP0_IO, 0x00000004);
1695 			core->dvbdev->ts_gen_cntrl = 0x0c; /* Serial IO */
1696 			break;
1697 		}
1698 		udelay(1000);
1699 		break;
1700 
1701 	case CX88_BOARD_WINFAST_DTV2000H_PLUS:
1702 		/* set RF input to AIR for DVB-T (GPIO 16) */
1703 		cx_write(MO_GP2_IO, 0x0101);
1704 		break;
1705 
1706 	default:
1707 		err = -ENODEV;
1708 	}
1709 	return err;
1710 }
1711 
1712 /* CX8802 MPEG -> mini driver - We no longer have the hardware */
cx8802_dvb_advise_release(struct cx8802_driver * drv)1713 static int cx8802_dvb_advise_release(struct cx8802_driver *drv)
1714 {
1715 	struct cx88_core *core = drv->core;
1716 	int err = 0;
1717 
1718 	dprintk(1, "%s\n", __func__);
1719 
1720 	switch (core->boardnr) {
1721 	case CX88_BOARD_HAUPPAUGE_HVR1300:
1722 		/* Do Nothing, leave the cx22702 on the bus. */
1723 		break;
1724 	case CX88_BOARD_HAUPPAUGE_HVR3000:
1725 	case CX88_BOARD_HAUPPAUGE_HVR4000:
1726 		break;
1727 	default:
1728 		err = -ENODEV;
1729 	}
1730 	return err;
1731 }
1732 
cx8802_dvb_probe(struct cx8802_driver * drv)1733 static int cx8802_dvb_probe(struct cx8802_driver *drv)
1734 {
1735 	struct cx88_core *core = drv->core;
1736 	struct cx8802_dev *dev = drv->core->dvbdev;
1737 	int err;
1738 	struct vb2_dvb_frontend *fe;
1739 	int i;
1740 
1741 	dprintk(1, "%s\n", __func__);
1742 	dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
1743 		core->boardnr,
1744 		core->name,
1745 		core->pci_bus,
1746 		core->pci_slot);
1747 
1748 	err = -ENODEV;
1749 	if (!(core->board.mpeg & CX88_MPEG_DVB))
1750 		goto fail_core;
1751 
1752 	/* If vp3054 isn't enabled, a stub will just return 0 */
1753 	err = vp3054_i2c_probe(dev);
1754 	if (err != 0)
1755 		goto fail_core;
1756 
1757 	/* dvb stuff */
1758 	pr_info("cx2388x based DVB/ATSC card\n");
1759 	dev->ts_gen_cntrl = 0x0c;
1760 
1761 	err = cx8802_alloc_frontends(dev);
1762 	if (err)
1763 		goto fail_core;
1764 
1765 	for (i = 1; i <= core->board.num_frontends; i++) {
1766 		struct vb2_queue *q;
1767 
1768 		fe = vb2_dvb_get_frontend(&core->dvbdev->frontends, i);
1769 		if (!fe) {
1770 			pr_err("%s() failed to get frontend(%d)\n",
1771 			       __func__, i);
1772 			err = -ENODEV;
1773 			goto fail_probe;
1774 		}
1775 		q = &fe->dvb.dvbq;
1776 		q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
1777 		q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
1778 		q->gfp_flags = GFP_DMA32;
1779 		q->min_buffers_needed = 2;
1780 		q->drv_priv = dev;
1781 		q->buf_struct_size = sizeof(struct cx88_buffer);
1782 		q->ops = &dvb_qops;
1783 		q->mem_ops = &vb2_dma_sg_memops;
1784 		q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
1785 		q->lock = &core->lock;
1786 		q->dev = &dev->pci->dev;
1787 
1788 		err = vb2_queue_init(q);
1789 		if (err < 0)
1790 			goto fail_probe;
1791 
1792 		/* init struct vb2_dvb */
1793 		fe->dvb.name = dev->core->name;
1794 	}
1795 
1796 	err = dvb_register(dev);
1797 	if (err)
1798 		/* frontends/adapter de-allocated in dvb_register */
1799 		pr_err("dvb_register failed (err = %d)\n", err);
1800 	return err;
1801 fail_probe:
1802 	vb2_dvb_dealloc_frontends(&core->dvbdev->frontends);
1803 fail_core:
1804 	return err;
1805 }
1806 
cx8802_dvb_remove(struct cx8802_driver * drv)1807 static int cx8802_dvb_remove(struct cx8802_driver *drv)
1808 {
1809 	struct cx88_core *core = drv->core;
1810 	struct cx8802_dev *dev = drv->core->dvbdev;
1811 
1812 	dprintk(1, "%s\n", __func__);
1813 
1814 	vb2_dvb_unregister_bus(&dev->frontends);
1815 
1816 	vp3054_i2c_remove(dev);
1817 
1818 	core->gate_ctrl = NULL;
1819 
1820 	return 0;
1821 }
1822 
1823 static struct cx8802_driver cx8802_dvb_driver = {
1824 	.type_id        = CX88_MPEG_DVB,
1825 	.hw_access      = CX8802_DRVCTL_SHARED,
1826 	.probe          = cx8802_dvb_probe,
1827 	.remove         = cx8802_dvb_remove,
1828 	.advise_acquire = cx8802_dvb_advise_acquire,
1829 	.advise_release = cx8802_dvb_advise_release,
1830 };
1831 
dvb_init(void)1832 static int __init dvb_init(void)
1833 {
1834 	pr_info("cx2388x dvb driver version %s loaded\n", CX88_VERSION);
1835 	return cx8802_register_driver(&cx8802_dvb_driver);
1836 }
1837 
dvb_fini(void)1838 static void __exit dvb_fini(void)
1839 {
1840 	cx8802_unregister_driver(&cx8802_dvb_driver);
1841 }
1842 
1843 module_init(dvb_init);
1844 module_exit(dvb_fini);
1845