2 * Driver for the Conexant CX23885 PCIe bridge
4 * Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <linux/module.h>
23 #include <linux/init.h>
24 #include <linux/device.h>
26 #include <linux/kthread.h>
27 #include <linux/file.h>
28 #include <linux/suspend.h>
31 #include <media/v4l2-common.h>
33 #include "dvb_ca_en50221.h"
42 #include "tuner-xc2028.h"
43 #include "tuner-simple.h"
45 #include "dibx000_common.h"
52 #include "netup-eeprom.h"
53 #include "netup-init.h"
55 static unsigned int debug;
57 #define dprintk(level, fmt, arg...)\
58 do { if (debug >= level)\
59 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
62 /* ------------------------------------------------------------------ */
64 static unsigned int alt_tuner;
65 module_param(alt_tuner, int, 0644);
66 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
68 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
70 /* ------------------------------------------------------------------ */
72 static int dvb_buf_setup(struct videobuf_queue *q,
73 unsigned int *count, unsigned int *size)
75 struct cx23885_tsport *port = q->priv_data;
77 port->ts_packet_size = 188 * 4;
78 port->ts_packet_count = 32;
80 *size = port->ts_packet_size * port->ts_packet_count;
85 static int dvb_buf_prepare(struct videobuf_queue *q,
86 struct videobuf_buffer *vb, enum v4l2_field field)
88 struct cx23885_tsport *port = q->priv_data;
89 return cx23885_buf_prepare(q, port, (struct cx23885_buffer *)vb, field);
92 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
94 struct cx23885_tsport *port = q->priv_data;
95 cx23885_buf_queue(port, (struct cx23885_buffer *)vb);
98 static void dvb_buf_release(struct videobuf_queue *q,
99 struct videobuf_buffer *vb)
101 cx23885_free_buffer(q, (struct cx23885_buffer *)vb);
104 static struct videobuf_queue_ops dvb_qops = {
105 .buf_setup = dvb_buf_setup,
106 .buf_prepare = dvb_buf_prepare,
107 .buf_queue = dvb_buf_queue,
108 .buf_release = dvb_buf_release,
111 static struct s5h1409_config hauppauge_generic_config = {
112 .demod_address = 0x32 >> 1,
113 .output_mode = S5H1409_SERIAL_OUTPUT,
114 .gpio = S5H1409_GPIO_ON,
116 .inversion = S5H1409_INVERSION_OFF,
117 .status_mode = S5H1409_DEMODLOCKING,
118 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
121 static struct tda10048_config hauppauge_hvr1200_config = {
122 .demod_address = 0x10 >> 1,
123 .output_mode = TDA10048_SERIAL_OUTPUT,
124 .fwbulkwritelen = TDA10048_BULKWRITE_200,
125 .inversion = TDA10048_INVERSION_ON
128 static struct s5h1409_config hauppauge_ezqam_config = {
129 .demod_address = 0x32 >> 1,
130 .output_mode = S5H1409_SERIAL_OUTPUT,
131 .gpio = S5H1409_GPIO_OFF,
133 .inversion = S5H1409_INVERSION_ON,
134 .status_mode = S5H1409_DEMODLOCKING,
135 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
138 static struct s5h1409_config hauppauge_hvr1800lp_config = {
139 .demod_address = 0x32 >> 1,
140 .output_mode = S5H1409_SERIAL_OUTPUT,
141 .gpio = S5H1409_GPIO_OFF,
143 .inversion = S5H1409_INVERSION_OFF,
144 .status_mode = S5H1409_DEMODLOCKING,
145 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
148 static struct s5h1409_config hauppauge_hvr1500_config = {
149 .demod_address = 0x32 >> 1,
150 .output_mode = S5H1409_SERIAL_OUTPUT,
151 .gpio = S5H1409_GPIO_OFF,
152 .inversion = S5H1409_INVERSION_OFF,
153 .status_mode = S5H1409_DEMODLOCKING,
154 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
157 static struct mt2131_config hauppauge_generic_tunerconfig = {
161 static struct lgdt330x_config fusionhdtv_5_express = {
162 .demod_address = 0x0e,
163 .demod_chip = LGDT3303,
167 static struct s5h1409_config hauppauge_hvr1500q_config = {
168 .demod_address = 0x32 >> 1,
169 .output_mode = S5H1409_SERIAL_OUTPUT,
170 .gpio = S5H1409_GPIO_ON,
172 .inversion = S5H1409_INVERSION_OFF,
173 .status_mode = S5H1409_DEMODLOCKING,
174 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
177 static struct s5h1409_config dvico_s5h1409_config = {
178 .demod_address = 0x32 >> 1,
179 .output_mode = S5H1409_SERIAL_OUTPUT,
180 .gpio = S5H1409_GPIO_ON,
182 .inversion = S5H1409_INVERSION_OFF,
183 .status_mode = S5H1409_DEMODLOCKING,
184 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
187 static struct s5h1411_config dvico_s5h1411_config = {
188 .output_mode = S5H1411_SERIAL_OUTPUT,
189 .gpio = S5H1411_GPIO_ON,
190 .qam_if = S5H1411_IF_44000,
191 .vsb_if = S5H1411_IF_44000,
192 .inversion = S5H1411_INVERSION_OFF,
193 .status_mode = S5H1411_DEMODLOCKING,
194 .mpeg_timing = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
197 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
202 static struct xc5000_config dvico_xc5000_tunerconfig = {
207 static struct tda829x_config tda829x_no_probe = {
208 .probe_tuner = TDA829X_DONT_PROBE,
211 static struct tda18271_std_map hauppauge_tda18271_std_map = {
212 .atsc_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3,
213 .if_lvl = 6, .rfagc_top = 0x37 },
214 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 0,
215 .if_lvl = 6, .rfagc_top = 0x37 },
218 static struct tda18271_config hauppauge_tda18271_config = {
219 .std_map = &hauppauge_tda18271_std_map,
220 .gate = TDA18271_GATE_ANALOG,
223 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
224 .gate = TDA18271_GATE_ANALOG,
227 static struct dibx000_agc_config xc3028_agc_config = {
228 BAND_VHF | BAND_UHF, /* band_caps */
230 /* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0, P_agc_freq_pwm_div=0,
231 * P_agc_inv_pwm1=0, P_agc_inv_pwm2=0,
232 * P_agc_inh_dc_rv_est=0, P_agc_time_est=3, P_agc_freeze=0,
233 * P_agc_nb_est=2, P_agc_write=0
235 (0 << 15) | (0 << 14) | (0 << 11) | (0 << 10) | (0 << 9) | (0 << 8) |
236 (3 << 5) | (0 << 4) | (2 << 1) | (0 << 0), /* setup */
239 21, /* time_stabiliz */
251 39718, /* agc2_max */
260 29, /* agc2_slope1 */
261 29, /* agc2_slope2 */
268 1, /* perform_agc_softsplit */
271 /* PLL Configuration for COFDM BW_MHz = 8.000000
272 * With external clock = 30.000000 */
273 static struct dibx000_bandwidth_config xc3028_bw_config = {
274 60000, /* internal */
275 30000, /* sampling */
276 1, /* pll_cfg: prediv */
277 8, /* pll_cfg: ratio */
278 3, /* pll_cfg: range */
279 1, /* pll_cfg: reset */
280 0, /* pll_cfg: bypass */
281 0, /* misc: refdiv */
282 0, /* misc: bypclk_div */
283 1, /* misc: IO_CLK_en_core */
284 1, /* misc: ADClkSrc */
285 0, /* misc: modulo */
286 (3 << 14) | (1 << 12) | (524 << 0), /* sad_cfg: refsel, sel, freq_15k */
287 (1 << 25) | 5816102, /* ifreq = 5.200000 MHz */
289 30000000 /* xtal_hz */
292 static struct dib7000p_config hauppauge_hvr1400_dib7000_config = {
293 .output_mpeg2_in_188_bytes = 1,
294 .hostbus_diversity = 1,
295 .tuner_is_baseband = 0,
298 .agc_config_count = 1,
299 .agc = &xc3028_agc_config,
300 .bw = &xc3028_bw_config,
302 .gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
303 .gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
304 .gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,
310 .output_mode = OUTMODE_MPEG2_SERIAL,
313 static struct zl10353_config dvico_fusionhdtv_xc3028 = {
314 .demod_address = 0x0f,
317 .disable_i2c_gate_ctrl = 1,
320 static struct stv0900_config netup_stv0900_config = {
321 .demod_address = 0x68,
323 .clkmode = 3,/* 0-CLKI, 2-XTALI, else AUTO */
324 .diseqc_mode = 2,/* 2/3 PWM */
325 .path1_mode = 2,/*Serial continues clock */
326 .path2_mode = 2,/*Serial continues clock */
327 .tun1_maddress = 0,/* 0x60 */
328 .tun2_maddress = 3,/* 0x63 */
329 .tun1_adc = 1,/* 1 Vpp */
330 .tun2_adc = 1,/* 1 Vpp */
333 static struct stv6110_config netup_stv6110_tunerconfig_a = {
339 static struct stv6110_config netup_stv6110_tunerconfig_b = {
345 static int tbs_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
347 struct cx23885_tsport *port = fe->dvb->priv;
348 struct cx23885_dev *dev = port->dev;
350 if (voltage == SEC_VOLTAGE_18)
351 cx_write(MC417_RWD, 0x00001e00);/* GPIO-13 high */
352 else if (voltage == SEC_VOLTAGE_13)
353 cx_write(MC417_RWD, 0x00001a00);/* GPIO-13 low */
355 cx_write(MC417_RWD, 0x00001800);/* GPIO-12 low */
359 static struct cx24116_config tbs_cx24116_config = {
360 .demod_address = 0x05,
363 static struct cx24116_config tevii_cx24116_config = {
364 .demod_address = 0x55,
367 static struct cx24116_config dvbworld_cx24116_config = {
368 .demod_address = 0x05,
371 static int dvb_register(struct cx23885_tsport *port)
373 struct cx23885_dev *dev = port->dev;
374 struct cx23885_i2c *i2c_bus = NULL;
375 struct videobuf_dvb_frontend *fe0;
378 /* Get the first frontend */
379 fe0 = videobuf_dvb_get_frontend(&port->frontends, 1);
383 /* init struct videobuf_dvb */
384 fe0->dvb.name = dev->name;
387 switch (dev->board) {
388 case CX23885_BOARD_HAUPPAUGE_HVR1250:
389 i2c_bus = &dev->i2c_bus[0];
390 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
391 &hauppauge_generic_config,
393 if (fe0->dvb.frontend != NULL) {
394 dvb_attach(mt2131_attach, fe0->dvb.frontend,
396 &hauppauge_generic_tunerconfig, 0);
399 case CX23885_BOARD_HAUPPAUGE_HVR1800:
400 i2c_bus = &dev->i2c_bus[0];
404 dvb_attach(s5h1409_attach,
405 &hauppauge_ezqam_config,
407 if (fe0->dvb.frontend != NULL) {
408 dvb_attach(tda829x_attach, fe0->dvb.frontend,
409 &dev->i2c_bus[1].i2c_adap, 0x42,
411 dvb_attach(tda18271_attach, fe0->dvb.frontend,
412 0x60, &dev->i2c_bus[1].i2c_adap,
413 &hauppauge_tda18271_config);
419 dvb_attach(s5h1409_attach,
420 &hauppauge_generic_config,
422 if (fe0->dvb.frontend != NULL)
423 dvb_attach(mt2131_attach, fe0->dvb.frontend,
425 &hauppauge_generic_tunerconfig, 0);
429 case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
430 i2c_bus = &dev->i2c_bus[0];
431 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
432 &hauppauge_hvr1800lp_config,
434 if (fe0->dvb.frontend != NULL) {
435 dvb_attach(mt2131_attach, fe0->dvb.frontend,
437 &hauppauge_generic_tunerconfig, 0);
440 case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
441 i2c_bus = &dev->i2c_bus[0];
442 fe0->dvb.frontend = dvb_attach(lgdt330x_attach,
443 &fusionhdtv_5_express,
445 if (fe0->dvb.frontend != NULL) {
446 dvb_attach(simple_tuner_attach, fe0->dvb.frontend,
447 &i2c_bus->i2c_adap, 0x61,
448 TUNER_LG_TDVS_H06XF);
451 case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
452 i2c_bus = &dev->i2c_bus[1];
453 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
454 &hauppauge_hvr1500q_config,
455 &dev->i2c_bus[0].i2c_adap);
456 if (fe0->dvb.frontend != NULL)
457 dvb_attach(xc5000_attach, fe0->dvb.frontend,
459 &hauppauge_hvr1500q_tunerconfig);
461 case CX23885_BOARD_HAUPPAUGE_HVR1500:
462 i2c_bus = &dev->i2c_bus[1];
463 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
464 &hauppauge_hvr1500_config,
465 &dev->i2c_bus[0].i2c_adap);
466 if (fe0->dvb.frontend != NULL) {
467 struct dvb_frontend *fe;
468 struct xc2028_config cfg = {
469 .i2c_adap = &i2c_bus->i2c_adap,
472 static struct xc2028_ctrl ctl = {
473 .fname = XC2028_DEFAULT_FIRMWARE,
475 .scode_table = XC3028_FE_OREN538,
478 fe = dvb_attach(xc2028_attach,
479 fe0->dvb.frontend, &cfg);
480 if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
481 fe->ops.tuner_ops.set_config(fe, &ctl);
484 case CX23885_BOARD_HAUPPAUGE_HVR1200:
485 case CX23885_BOARD_HAUPPAUGE_HVR1700:
486 i2c_bus = &dev->i2c_bus[0];
487 fe0->dvb.frontend = dvb_attach(tda10048_attach,
488 &hauppauge_hvr1200_config,
490 if (fe0->dvb.frontend != NULL) {
491 dvb_attach(tda829x_attach, fe0->dvb.frontend,
492 &dev->i2c_bus[1].i2c_adap, 0x42,
494 dvb_attach(tda18271_attach, fe0->dvb.frontend,
495 0x60, &dev->i2c_bus[1].i2c_adap,
496 &hauppauge_hvr1200_tuner_config);
499 case CX23885_BOARD_HAUPPAUGE_HVR1400:
500 i2c_bus = &dev->i2c_bus[0];
501 fe0->dvb.frontend = dvb_attach(dib7000p_attach,
503 0x12, &hauppauge_hvr1400_dib7000_config);
504 if (fe0->dvb.frontend != NULL) {
505 struct dvb_frontend *fe;
506 struct xc2028_config cfg = {
507 .i2c_adap = &dev->i2c_bus[1].i2c_adap,
510 static struct xc2028_ctrl ctl = {
511 .fname = XC3028L_DEFAULT_FIRMWARE,
514 /* This is true for all demods with
516 .type = XC2028_D2633,
519 fe = dvb_attach(xc2028_attach,
520 fe0->dvb.frontend, &cfg);
521 if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
522 fe->ops.tuner_ops.set_config(fe, &ctl);
525 case CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP:
526 i2c_bus = &dev->i2c_bus[port->nr - 1];
528 fe0->dvb.frontend = dvb_attach(s5h1409_attach,
529 &dvico_s5h1409_config,
531 if (fe0->dvb.frontend == NULL)
532 fe0->dvb.frontend = dvb_attach(s5h1411_attach,
533 &dvico_s5h1411_config,
535 if (fe0->dvb.frontend != NULL)
536 dvb_attach(xc5000_attach, fe0->dvb.frontend,
538 &dvico_xc5000_tunerconfig);
540 case CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP: {
541 i2c_bus = &dev->i2c_bus[port->nr - 1];
543 fe0->dvb.frontend = dvb_attach(zl10353_attach,
544 &dvico_fusionhdtv_xc3028,
546 if (fe0->dvb.frontend != NULL) {
547 struct dvb_frontend *fe;
548 struct xc2028_config cfg = {
549 .i2c_adap = &i2c_bus->i2c_adap,
552 static struct xc2028_ctrl ctl = {
553 .fname = XC2028_DEFAULT_FIRMWARE,
555 .demod = XC3028_FE_ZARLINK456,
558 fe = dvb_attach(xc2028_attach, fe0->dvb.frontend,
560 if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
561 fe->ops.tuner_ops.set_config(fe, &ctl);
565 case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
566 case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
567 i2c_bus = &dev->i2c_bus[0];
569 fe0->dvb.frontend = dvb_attach(zl10353_attach,
570 &dvico_fusionhdtv_xc3028,
572 if (fe0->dvb.frontend != NULL) {
573 struct dvb_frontend *fe;
574 struct xc2028_config cfg = {
575 .i2c_adap = &dev->i2c_bus[1].i2c_adap,
578 static struct xc2028_ctrl ctl = {
579 .fname = XC2028_DEFAULT_FIRMWARE,
581 .demod = XC3028_FE_ZARLINK456,
584 fe = dvb_attach(xc2028_attach, fe0->dvb.frontend,
586 if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
587 fe->ops.tuner_ops.set_config(fe, &ctl);
590 case CX23885_BOARD_TBS_6920:
591 i2c_bus = &dev->i2c_bus[0];
593 fe0->dvb.frontend = dvb_attach(cx24116_attach,
596 if (fe0->dvb.frontend != NULL)
597 fe0->dvb.frontend->ops.set_voltage = tbs_set_voltage;
600 case CX23885_BOARD_TEVII_S470:
601 i2c_bus = &dev->i2c_bus[1];
603 fe0->dvb.frontend = dvb_attach(cx24116_attach,
604 &tevii_cx24116_config,
606 if (fe0->dvb.frontend != NULL)
607 fe0->dvb.frontend->ops.set_voltage = tbs_set_voltage;
610 case CX23885_BOARD_DVBWORLD_2005:
611 i2c_bus = &dev->i2c_bus[1];
613 fe0->dvb.frontend = dvb_attach(cx24116_attach,
614 &dvbworld_cx24116_config,
617 case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
618 i2c_bus = &dev->i2c_bus[0];
622 fe0->dvb.frontend = dvb_attach(stv0900_attach,
623 &netup_stv0900_config,
624 &i2c_bus->i2c_adap, 0);
625 if (fe0->dvb.frontend != NULL) {
626 if (dvb_attach(stv6110_attach,
628 &netup_stv6110_tunerconfig_a,
629 &i2c_bus->i2c_adap)) {
630 if (!dvb_attach(lnbh24_attach,
633 LNBH24_PCL, 0, 0x09))
635 "No LNBH24 found!\n");
642 fe0->dvb.frontend = dvb_attach(stv0900_attach,
643 &netup_stv0900_config,
644 &i2c_bus->i2c_adap, 1);
645 if (fe0->dvb.frontend != NULL) {
646 if (dvb_attach(stv6110_attach,
648 &netup_stv6110_tunerconfig_b,
649 &i2c_bus->i2c_adap)) {
650 if (!dvb_attach(lnbh24_attach,
653 LNBH24_PCL, 0, 0x0a))
655 "No LNBH24 found!\n");
663 printk(KERN_INFO "%s: The frontend of your DVB/ATSC card "
664 " isn't supported yet\n",
668 if (NULL == fe0->dvb.frontend) {
669 printk(KERN_ERR "%s: frontend initialization failed\n",
673 /* define general-purpose callback pointer */
674 fe0->dvb.frontend->callback = cx23885_tuner_callback;
676 /* Put the analog decoder in standby to keep it quiet */
677 call_all(dev, tuner, s_standby);
679 if (fe0->dvb.frontend->ops.analog_ops.standby)
680 fe0->dvb.frontend->ops.analog_ops.standby(fe0->dvb.frontend);
682 /* register everything */
683 ret = videobuf_dvb_register_bus(&port->frontends, THIS_MODULE, port,
684 &dev->pci->dev, adapter_nr, 0);
687 switch (dev->board) {
688 case CX23885_BOARD_NETUP_DUAL_DVBS2_CI: {
689 static struct netup_card_info cinfo;
691 netup_get_card_info(&dev->i2c_bus[0].i2c_adap, &cinfo);
692 memcpy(port->frontends.adapter.proposed_mac,
693 cinfo.port[port->nr - 1].mac, 6);
694 printk(KERN_INFO "NetUP Dual DVB-S2 CI card port%d MAC="
695 "%02X:%02X:%02X:%02X:%02X:%02X\n",
697 port->frontends.adapter.proposed_mac[0],
698 port->frontends.adapter.proposed_mac[1],
699 port->frontends.adapter.proposed_mac[2],
700 port->frontends.adapter.proposed_mac[3],
701 port->frontends.adapter.proposed_mac[4],
702 port->frontends.adapter.proposed_mac[5]);
712 int cx23885_dvb_register(struct cx23885_tsport *port)
715 struct videobuf_dvb_frontend *fe0;
716 struct cx23885_dev *dev = port->dev;
719 /* Here we need to allocate the correct number of frontends,
720 * as reflected in the cards struct. The reality is that currrently
721 * no cx23885 boards support this - yet. But, if we don't modify this
722 * code then the second frontend would never be allocated (later)
723 * and fail with error before the attach in dvb_register().
724 * Without these changes we risk an OOPS later. The changes here
725 * are for safety, and should provide a good foundation for the
726 * future addition of any multi-frontend cx23885 based boards.
728 printk(KERN_INFO "%s() allocating %d frontend(s)\n", __func__,
729 port->num_frontends);
731 for (i = 1; i <= port->num_frontends; i++) {
732 if (videobuf_dvb_alloc_frontend(
733 &port->frontends, i) == NULL) {
734 printk(KERN_ERR "%s() failed to alloc\n", __func__);
738 fe0 = videobuf_dvb_get_frontend(&port->frontends, i);
742 dprintk(1, "%s\n", __func__);
743 dprintk(1, " ->probed by Card=%d Name=%s, PCI %02x:%02x\n",
752 /* We have to init the queue for each frontend on a port. */
753 printk(KERN_INFO "%s: cx23885 based dvb card\n", dev->name);
754 videobuf_queue_sg_init(&fe0->dvb.dvbq, &dvb_qops,
755 &dev->pci->dev, &port->slock,
756 V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
757 sizeof(struct cx23885_buffer), port);
759 err = dvb_register(port);
761 printk(KERN_ERR "%s() dvb_register failed err = %d\n",
767 int cx23885_dvb_unregister(struct cx23885_tsport *port)
769 struct videobuf_dvb_frontend *fe0;
771 /* FIXME: in an error condition where the we have
772 * an expected number of frontends (attach problem)
773 * then this might not clean up correctly, if 1
775 * This comment only applies to future boards IF they
776 * implement MFE support.
778 fe0 = videobuf_dvb_get_frontend(&port->frontends, 1);
779 if (fe0->dvb.frontend)
780 videobuf_dvb_unregister_bus(&port->frontends);
782 switch (port->dev->board) {
783 case CX23885_BOARD_NETUP_DUAL_DVBS2_CI: