2 DVB device driver for em28xx
4 (c) 2008-2011 Mauro Carvalho Chehab <mchehab@infradead.org>
6 (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com>
7 - Fixes for the driver to properly work with HVR-950
8 - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick
9 - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600
11 (c) 2008 Aidan Thornton <makosoft@googlemail.com>
13 Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by:
14 (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
15 (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
17 This program is free software; you can redistribute it and/or modify
18 it under the terms of the GNU General Public License as published by
19 the Free Software Foundation; either version 2 of the License.
22 #include <linux/kernel.h>
23 #include <linux/slab.h>
24 #include <linux/usb.h>
27 #include <media/v4l2-common.h>
28 #include <media/videobuf-vmalloc.h>
29 #include <media/tuner.h>
30 #include "tuner-simple.h"
37 #include "mt352_priv.h" /* FIXME */
43 #include "tda18271c2dd.h"
49 MODULE_DESCRIPTION("driver for em28xx based DVB cards");
50 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
51 MODULE_LICENSE("GPL");
53 static unsigned int debug;
54 module_param(debug, int, 0644);
55 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
57 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
59 #define dprintk(level, fmt, arg...) do { \
61 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \
65 struct dvb_frontend *fe[2];
67 /* feed count management */
71 /* general boilerplate stuff */
72 struct dvb_adapter adapter;
73 struct dvb_demux demux;
75 struct dmx_frontend fe_hw;
76 struct dmx_frontend fe_mem;
79 /* Due to DRX-K - probably need changes */
80 int (*gate_ctrl)(struct dvb_frontend *, int);
81 struct semaphore pll_mutex;
86 static inline void print_err_status(struct em28xx *dev,
87 int packet, int status)
89 char *errmsg = "Unknown";
93 errmsg = "unlinked synchronuously";
96 errmsg = "unlinked asynchronuously";
99 errmsg = "Buffer error (overrun)";
102 errmsg = "Stalled (device not responding)";
105 errmsg = "Babble (bad cable?)";
108 errmsg = "Bit-stuff error (bad cable?)";
111 errmsg = "CRC/Timeout (could be anything)";
114 errmsg = "Device does not respond";
118 dprintk(1, "URB status %d [%s].\n", status, errmsg);
120 dprintk(1, "URB packet %d, status %d [%s].\n",
121 packet, status, errmsg);
125 static inline int em28xx_dvb_isoc_copy(struct em28xx *dev, struct urb *urb)
132 if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
135 if (urb->status < 0) {
136 print_err_status(dev, -1, urb->status);
137 if (urb->status == -ENOENT)
141 for (i = 0; i < urb->number_of_packets; i++) {
142 int status = urb->iso_frame_desc[i].status;
145 print_err_status(dev, i, status);
146 if (urb->iso_frame_desc[i].status != -EPROTO)
150 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer +
151 urb->iso_frame_desc[i].offset,
152 urb->iso_frame_desc[i].actual_length);
158 static int em28xx_start_streaming(struct em28xx_dvb *dvb)
161 struct em28xx *dev = dvb->adapter.priv;
162 int max_dvb_packet_size;
164 usb_set_interface(dev->udev, 0, dev->dvb_alt);
165 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
169 max_dvb_packet_size = dev->dvb_max_pkt_size;
170 if (max_dvb_packet_size < 0)
171 return max_dvb_packet_size;
172 dprintk(1, "Using %d buffers each with %d x %d bytes\n",
174 EM28XX_DVB_MAX_PACKETS,
175 max_dvb_packet_size);
177 return em28xx_init_isoc(dev, EM28XX_DIGITAL_MODE,
178 EM28XX_DVB_MAX_PACKETS, EM28XX_DVB_NUM_BUFS,
179 max_dvb_packet_size, em28xx_dvb_isoc_copy);
182 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
184 struct em28xx *dev = dvb->adapter.priv;
186 em28xx_capture_start(dev, 0);
188 em28xx_set_mode(dev, EM28XX_SUSPEND);
193 static int em28xx_start_feed(struct dvb_demux_feed *feed)
195 struct dvb_demux *demux = feed->demux;
196 struct em28xx_dvb *dvb = demux->priv;
199 if (!demux->dmx.frontend)
202 mutex_lock(&dvb->lock);
206 if (dvb->nfeeds == 1) {
207 ret = em28xx_start_streaming(dvb);
212 mutex_unlock(&dvb->lock);
216 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
218 struct dvb_demux *demux = feed->demux;
219 struct em28xx_dvb *dvb = demux->priv;
222 mutex_lock(&dvb->lock);
225 if (0 == dvb->nfeeds)
226 err = em28xx_stop_streaming(dvb);
228 mutex_unlock(&dvb->lock);
234 /* ------------------------------------------------------------------ */
235 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
237 struct em28xx *dev = fe->dvb->priv;
240 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
242 return em28xx_set_mode(dev, EM28XX_SUSPEND);
245 /* ------------------------------------------------------------------ */
247 static struct lgdt330x_config em2880_lgdt3303_dev = {
248 .demod_address = 0x0e,
249 .demod_chip = LGDT3303,
252 static struct lgdt3305_config em2870_lgdt3304_dev = {
254 .demod_chip = LGDT3304,
255 .spectral_inversion = 1,
257 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
258 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
259 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
264 static struct s921_config sharp_isdbt = {
265 .demod_address = 0x30 >> 1
268 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
269 .demod_address = (0x1e >> 1),
275 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
276 .demod_address = 0x32 >> 1,
277 .output_mode = S5H1409_PARALLEL_OUTPUT,
278 .gpio = S5H1409_GPIO_OFF,
279 .inversion = S5H1409_INVERSION_OFF,
280 .status_mode = S5H1409_DEMODLOCKING,
281 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK
284 static struct tda18271_std_map kworld_a340_std_map = {
285 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
286 .if_lvl = 1, .rfagc_top = 0x37, },
287 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
288 .if_lvl = 1, .rfagc_top = 0x37, },
291 static struct tda18271_config kworld_a340_config = {
292 .std_map = &kworld_a340_std_map,
295 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
296 .demod_address = (0x1e >> 1),
298 .disable_i2c_gate_ctrl = 1,
303 static struct drxd_config em28xx_drxd = {
304 .demod_address = 0x70,
305 .demod_revision = 0xa2,
306 .pll_type = DRXD_PLL_NONE,
310 .disable_i2c_gate_ctrl = 1,
313 struct drxk_config terratec_h5_drxk = {
317 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
320 struct drxk_config hauppauge_930c_drxk = {
324 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
328 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
330 struct em28xx_dvb *dvb = fe->sec_priv;
337 down(&dvb->pll_mutex);
338 status = dvb->gate_ctrl(fe, 1);
340 status = dvb->gate_ctrl(fe, 0);
346 static void hauppauge_hvr930c_init(struct em28xx *dev)
350 struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
351 {EM2874_R80_GPIO, 0xff, 0xff, 0x65},
352 {EM2874_R80_GPIO, 0xfb, 0xff, 0x32},
353 {EM2874_R80_GPIO, 0xff, 0xff, 0xb8},
356 struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
357 {EM2874_R80_GPIO, 0xef, 0xff, 0x01},
358 {EM2874_R80_GPIO, 0xaf, 0xff, 0x65},
359 {EM2874_R80_GPIO, 0xef, 0xff, 0x76},
360 {EM2874_R80_GPIO, 0xef, 0xff, 0x01},
361 {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b},
362 {EM2874_R80_GPIO, 0xef, 0xff, 0x40},
364 {EM2874_R80_GPIO, 0xcf, 0xff, 0x65},
365 {EM2874_R80_GPIO, 0xef, 0xff, 0x65},
366 {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b},
367 {EM2874_R80_GPIO, 0xef, 0xff, 0x65},
376 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
378 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
380 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
381 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
383 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
386 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
388 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
391 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
392 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
394 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
397 dev->i2c_client.addr = 0x82 >> 1;
399 for (i = 0; i < ARRAY_SIZE(regs); i++)
400 i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
401 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
405 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
408 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
413 static void terratec_h5_init(struct em28xx *dev)
416 struct em28xx_reg_seq terratec_h5_init[] = {
417 {EM28XX_R08_GPIO, 0xff, 0xff, 10},
418 {EM2874_R80_GPIO, 0xf6, 0xff, 100},
419 {EM2874_R80_GPIO, 0xf2, 0xff, 50},
420 {EM2874_R80_GPIO, 0xf6, 0xff, 100},
423 struct em28xx_reg_seq terratec_h5_end[] = {
424 {EM2874_R80_GPIO, 0xe6, 0xff, 100},
425 {EM2874_R80_GPIO, 0xa6, 0xff, 50},
426 {EM2874_R80_GPIO, 0xe6, 0xff, 100},
433 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
435 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
437 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
438 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
440 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
443 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
445 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
448 em28xx_gpio_set(dev, terratec_h5_init);
449 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
451 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
454 dev->i2c_client.addr = 0x82 >> 1;
456 for (i = 0; i < ARRAY_SIZE(regs); i++)
457 i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
458 em28xx_gpio_set(dev, terratec_h5_end);
461 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
463 /* Values extracted from a USB trace of the Terratec Windows driver */
464 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
465 static u8 reset[] = { RESET, 0x80 };
466 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
467 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
468 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
469 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
470 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
471 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
472 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
473 static u8 tuner_go[] = { TUNER_GO, 0x01};
475 mt352_write(fe, clock_config, sizeof(clock_config));
477 mt352_write(fe, reset, sizeof(reset));
478 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
479 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
480 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
481 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
482 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
483 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
484 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
485 mt352_write(fe, tuner_go, sizeof(tuner_go));
489 static struct mt352_config terratec_xs_mt352_cfg = {
490 .demod_address = (0x1e >> 1),
493 .demod_init = em28xx_mt352_terratec_xs_init,
496 static struct tda10023_config em28xx_tda10023_config = {
497 .demod_address = 0x0c,
501 static struct cxd2820r_config em28xx_cxd2820r_config = {
502 .i2c_address = (0xd8 >> 1),
503 .ts_mode = CXD2820R_TS_SERIAL,
505 /* enable LNA for DVB-T2 and DVB-C */
506 .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
507 .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
510 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
511 .output_opt = TDA18271_OUTPUT_LT_OFF,
512 .gate = TDA18271_GATE_DIGITAL,
515 static const struct tda10071_config em28xx_tda10071_config = {
516 .i2c_address = 0x55, /* (0xaa >> 1) */
518 .ts_mode = TDA10071_TS_SERIAL,
520 .xtal = 40444000, /* 40.444 MHz */
521 .pll_multiplier = 20,
524 static const struct a8293_config em28xx_a8293_config = {
525 .i2c_addr = 0x08, /* (0x10 >> 1) */
528 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
529 .demod_address = (0x1e >> 1),
530 .disable_i2c_gate_ctrl = 1,
534 static struct qt1010_config em28xx_qt1010_config = {
539 /* ------------------------------------------------------------------ */
541 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
543 struct dvb_frontend *fe;
544 struct xc2028_config cfg;
546 memset(&cfg, 0, sizeof(cfg));
547 cfg.i2c_adap = &dev->i2c_adap;
550 if (!dev->dvb->fe[0]) {
551 em28xx_errdev("/2: dvb frontend not attached. "
552 "Can't attach xc3028\n");
556 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
558 em28xx_errdev("/2: xc3028 attach failed\n");
559 dvb_frontend_detach(dev->dvb->fe[0]);
560 dev->dvb->fe[0] = NULL;
564 em28xx_info("%s/2: xc3028 attached\n", dev->name);
569 /* ------------------------------------------------------------------ */
571 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
572 struct em28xx *dev, struct device *device)
576 mutex_init(&dvb->lock);
578 /* register adapter */
579 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
582 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n",
587 /* Ensure all frontends negotiate bus access */
588 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
590 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
592 dvb->adapter.priv = dev;
594 /* register frontend */
595 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
597 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n",
602 /* register 2nd frontend */
604 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
606 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n",
612 /* register demux stuff */
613 dvb->demux.dmx.capabilities =
614 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
615 DMX_MEMORY_BASED_FILTERING;
616 dvb->demux.priv = dvb;
617 dvb->demux.filternum = 256;
618 dvb->demux.feednum = 256;
619 dvb->demux.start_feed = em28xx_start_feed;
620 dvb->demux.stop_feed = em28xx_stop_feed;
622 result = dvb_dmx_init(&dvb->demux);
624 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
629 dvb->dmxdev.filternum = 256;
630 dvb->dmxdev.demux = &dvb->demux.dmx;
631 dvb->dmxdev.capabilities = 0;
632 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
634 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
639 dvb->fe_hw.source = DMX_FRONTEND_0;
640 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
642 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
647 dvb->fe_mem.source = DMX_MEMORY_FE;
648 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
650 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
655 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
657 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n",
662 /* register network adapter */
663 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
667 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
669 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
671 dvb_dmxdev_release(&dvb->dmxdev);
673 dvb_dmx_release(&dvb->demux);
676 dvb_unregister_frontend(dvb->fe[1]);
677 dvb_unregister_frontend(dvb->fe[0]);
680 dvb_frontend_detach(dvb->fe[1]);
682 dvb_frontend_detach(dvb->fe[0]);
683 dvb_unregister_adapter(&dvb->adapter);
688 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
690 dvb_net_release(&dvb->net);
691 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
692 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
693 dvb_dmxdev_release(&dvb->dmxdev);
694 dvb_dmx_release(&dvb->demux);
696 dvb_unregister_frontend(dvb->fe[1]);
697 dvb_unregister_frontend(dvb->fe[0]);
698 if (dvb->fe[1] && !dvb->dont_attach_fe1)
699 dvb_frontend_detach(dvb->fe[1]);
700 dvb_frontend_detach(dvb->fe[0]);
701 dvb_unregister_adapter(&dvb->adapter);
704 static int em28xx_dvb_init(struct em28xx *dev)
706 int result = 0, mfe_shared = 0;
707 struct em28xx_dvb *dvb;
709 if (!dev->board.has_dvb) {
710 /* This device does not support the extension */
711 printk(KERN_INFO "em28xx_dvb: This device does not support the extension\n");
715 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
718 em28xx_info("em28xx_dvb: memory allocation failed\n");
722 dvb->fe[0] = dvb->fe[1] = NULL;
724 mutex_lock(&dev->lock);
725 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
727 switch (dev->model) {
728 case EM2874_BOARD_LEADERSHIP_ISDBT:
729 dvb->fe[0] = dvb_attach(s921_attach,
730 &sharp_isdbt, &dev->i2c_adap);
738 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
739 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
740 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
741 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
742 dvb->fe[0] = dvb_attach(lgdt330x_attach,
743 &em2880_lgdt3303_dev,
745 if (em28xx_attach_xc3028(0x61, dev) < 0) {
750 case EM2880_BOARD_KWORLD_DVB_310U:
751 dvb->fe[0] = dvb_attach(zl10353_attach,
752 &em28xx_zl10353_with_xc3028,
754 if (em28xx_attach_xc3028(0x61, dev) < 0) {
759 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
760 case EM2882_BOARD_TERRATEC_HYBRID_XS:
761 case EM2880_BOARD_EMPIRE_DUAL_TV:
762 dvb->fe[0] = dvb_attach(zl10353_attach,
763 &em28xx_zl10353_xc3028_no_i2c_gate,
765 if (em28xx_attach_xc3028(0x61, dev) < 0) {
770 case EM2880_BOARD_TERRATEC_HYBRID_XS:
771 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
772 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
773 case EM2882_BOARD_DIKOM_DK300:
774 case EM2882_BOARD_KWORLD_VS_DVBT:
775 dvb->fe[0] = dvb_attach(zl10353_attach,
776 &em28xx_zl10353_xc3028_no_i2c_gate,
778 if (dvb->fe[0] == NULL) {
779 /* This board could have either a zl10353 or a mt352.
780 If the chip id isn't for zl10353, try mt352 */
781 dvb->fe[0] = dvb_attach(mt352_attach,
782 &terratec_xs_mt352_cfg,
786 if (em28xx_attach_xc3028(0x61, dev) < 0) {
791 case EM2870_BOARD_KWORLD_355U:
792 dvb->fe[0] = dvb_attach(zl10353_attach,
793 &em28xx_zl10353_no_i2c_gate_dev,
795 if (dvb->fe[0] != NULL)
796 dvb_attach(qt1010_attach, dvb->fe[0],
797 &dev->i2c_adap, &em28xx_qt1010_config);
799 case EM2883_BOARD_KWORLD_HYBRID_330U:
800 case EM2882_BOARD_EVGA_INDTUBE:
801 dvb->fe[0] = dvb_attach(s5h1409_attach,
802 &em28xx_s5h1409_with_xc3028,
804 if (em28xx_attach_xc3028(0x61, dev) < 0) {
809 case EM2882_BOARD_KWORLD_ATSC_315U:
810 dvb->fe[0] = dvb_attach(lgdt330x_attach,
811 &em2880_lgdt3303_dev,
813 if (dvb->fe[0] != NULL) {
814 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
815 &dev->i2c_adap, 0x61, TUNER_THOMSON_DTT761X)) {
821 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
822 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
823 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
824 &dev->i2c_adap, &dev->udev->dev);
825 if (em28xx_attach_xc3028(0x61, dev) < 0) {
830 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
831 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
832 dvb->fe[0] = dvb_attach(tda10023_attach,
833 &em28xx_tda10023_config,
834 &dev->i2c_adap, 0x48);
836 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
837 &dev->i2c_adap, 0x60, TUNER_PHILIPS_CU1216L)) {
843 case EM2870_BOARD_KWORLD_A340:
844 dvb->fe[0] = dvb_attach(lgdt3305_attach,
845 &em2870_lgdt3304_dev,
847 if (dvb->fe[0] != NULL)
848 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
849 &dev->i2c_adap, &kworld_a340_config);
851 case EM28174_BOARD_PCTV_290E:
852 dvb->fe[0] = dvb_attach(cxd2820r_attach,
853 &em28xx_cxd2820r_config,
856 /* FE 0 attach tuner */
857 if (!dvb_attach(tda18271_attach,
861 &em28xx_cxd2820r_tda18271_config)) {
863 dvb_frontend_detach(dvb->fe[0]);
869 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
871 struct xc5000_config cfg;
872 hauppauge_hvr930c_init(dev);
874 dvb->fe[0] = dvb_attach(drxk_attach,
875 &hauppauge_930c_drxk, &dev->i2c_adap);
880 /* FIXME: do we need a pll semaphore? */
881 dvb->fe[0]->sec_priv = dvb;
882 sema_init(&dvb->pll_mutex, 1);
883 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
884 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
887 memset(&cfg, 0, sizeof(cfg));
888 cfg.i2c_address = 0x61;
891 if (dvb->fe[0]->ops.i2c_gate_ctrl)
892 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
893 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap,
898 if (dvb->fe[0]->ops.i2c_gate_ctrl)
899 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
903 case EM2884_BOARD_TERRATEC_H5:
904 case EM2884_BOARD_CINERGY_HTC_STICK:
905 terratec_h5_init(dev);
907 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap);
912 /* FIXME: do we need a pll semaphore? */
913 dvb->fe[0]->sec_priv = dvb;
914 sema_init(&dvb->pll_mutex, 1);
915 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
916 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
918 /* Attach tda18271 to DVB-C frontend */
919 if (dvb->fe[0]->ops.i2c_gate_ctrl)
920 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
921 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap, 0x60)) {
925 if (dvb->fe[0]->ops.i2c_gate_ctrl)
926 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
929 case EM28174_BOARD_PCTV_460E:
931 dvb->fe[0] = dvb_attach(tda10071_attach,
932 &em28xx_tda10071_config, &dev->i2c_adap);
936 dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap,
937 &em28xx_a8293_config);
940 em28xx_errdev("/2: The frontend of your DVB/ATSC card"
941 " isn't supported yet\n");
944 if (NULL == dvb->fe[0]) {
945 em28xx_errdev("/2: frontend initialization failed\n");
949 /* define general-purpose callback pointer */
950 dvb->fe[0]->callback = em28xx_tuner_callback;
952 dvb->fe[1]->callback = em28xx_tuner_callback;
954 /* register everything */
955 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
961 dvb->adapter.mfe_shared = mfe_shared;
963 em28xx_info("Successfully loaded em28xx-dvb\n");
965 em28xx_set_mode(dev, EM28XX_SUSPEND);
966 mutex_unlock(&dev->lock);
975 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
977 ops->set_voltage = NULL;
979 ops->tuner_ops.sleep = NULL;
982 static int em28xx_dvb_fini(struct em28xx *dev)
984 if (!dev->board.has_dvb) {
985 /* This device does not support the extension */
990 struct em28xx_dvb *dvb = dev->dvb;
992 if (dev->state & DEV_DISCONNECTED) {
993 /* We cannot tell the device to sleep
994 * once it has been unplugged. */
996 prevent_sleep(&dvb->fe[0]->ops);
998 prevent_sleep(&dvb->fe[1]->ops);
1001 em28xx_unregister_dvb(dvb);
1009 static struct em28xx_ops dvb_ops = {
1011 .name = "Em28xx dvb Extension",
1012 .init = em28xx_dvb_init,
1013 .fini = em28xx_dvb_fini,
1016 static int __init em28xx_dvb_register(void)
1018 return em28xx_register_extension(&dvb_ops);
1021 static void __exit em28xx_dvb_unregister(void)
1023 em28xx_unregister_extension(&dvb_ops);
1026 module_init(em28xx_dvb_register);
1027 module_exit(em28xx_dvb_unregister);