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); \
64 #define EM28XX_DVB_NUM_BUFS 5
65 #define EM28XX_DVB_MAX_PACKETS 64
68 struct dvb_frontend *fe[2];
70 /* feed count management */
74 /* general boilerplate stuff */
75 struct dvb_adapter adapter;
76 struct dvb_demux demux;
78 struct dmx_frontend fe_hw;
79 struct dmx_frontend fe_mem;
82 /* Due to DRX-K - probably need changes */
83 int (*gate_ctrl)(struct dvb_frontend *, int);
84 struct semaphore pll_mutex;
89 static inline void print_err_status(struct em28xx *dev,
90 int packet, int status)
92 char *errmsg = "Unknown";
96 errmsg = "unlinked synchronuously";
99 errmsg = "unlinked asynchronuously";
102 errmsg = "Buffer error (overrun)";
105 errmsg = "Stalled (device not responding)";
108 errmsg = "Babble (bad cable?)";
111 errmsg = "Bit-stuff error (bad cable?)";
114 errmsg = "CRC/Timeout (could be anything)";
117 errmsg = "Device does not respond";
121 dprintk(1, "URB status %d [%s].\n", status, errmsg);
123 dprintk(1, "URB packet %d, status %d [%s].\n",
124 packet, status, errmsg);
128 static inline int em28xx_dvb_isoc_copy(struct em28xx *dev, struct urb *urb)
135 if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
138 if (urb->status < 0) {
139 print_err_status(dev, -1, urb->status);
140 if (urb->status == -ENOENT)
144 for (i = 0; i < urb->number_of_packets; i++) {
145 int status = urb->iso_frame_desc[i].status;
148 print_err_status(dev, i, status);
149 if (urb->iso_frame_desc[i].status != -EPROTO)
153 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer +
154 urb->iso_frame_desc[i].offset,
155 urb->iso_frame_desc[i].actual_length);
161 static int em28xx_start_streaming(struct em28xx_dvb *dvb)
164 struct em28xx *dev = dvb->adapter.priv;
165 int max_dvb_packet_size;
167 usb_set_interface(dev->udev, 0, dev->dvb_alt);
168 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
172 max_dvb_packet_size = dev->dvb_max_pkt_size;
173 if (max_dvb_packet_size < 0)
174 return max_dvb_packet_size;
175 dprintk(1, "Using %d buffers each with %d bytes\n",
177 max_dvb_packet_size);
179 return em28xx_init_isoc(dev, EM28XX_DVB_MAX_PACKETS,
180 EM28XX_DVB_NUM_BUFS, max_dvb_packet_size,
181 em28xx_dvb_isoc_copy);
184 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
186 struct em28xx *dev = dvb->adapter.priv;
188 em28xx_uninit_isoc(dev);
190 em28xx_set_mode(dev, EM28XX_SUSPEND);
195 static int em28xx_start_feed(struct dvb_demux_feed *feed)
197 struct dvb_demux *demux = feed->demux;
198 struct em28xx_dvb *dvb = demux->priv;
201 if (!demux->dmx.frontend)
204 mutex_lock(&dvb->lock);
208 if (dvb->nfeeds == 1) {
209 ret = em28xx_start_streaming(dvb);
214 mutex_unlock(&dvb->lock);
218 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
220 struct dvb_demux *demux = feed->demux;
221 struct em28xx_dvb *dvb = demux->priv;
224 mutex_lock(&dvb->lock);
227 if (0 == dvb->nfeeds)
228 err = em28xx_stop_streaming(dvb);
230 mutex_unlock(&dvb->lock);
236 /* ------------------------------------------------------------------ */
237 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
239 struct em28xx *dev = fe->dvb->priv;
242 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
244 return em28xx_set_mode(dev, EM28XX_SUSPEND);
247 /* ------------------------------------------------------------------ */
249 static struct lgdt330x_config em2880_lgdt3303_dev = {
250 .demod_address = 0x0e,
251 .demod_chip = LGDT3303,
254 static struct lgdt3305_config em2870_lgdt3304_dev = {
256 .demod_chip = LGDT3304,
257 .spectral_inversion = 1,
259 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
260 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
261 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
266 static struct s921_config sharp_isdbt = {
267 .demod_address = 0x30 >> 1
270 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
271 .demod_address = (0x1e >> 1),
277 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
278 .demod_address = 0x32 >> 1,
279 .output_mode = S5H1409_PARALLEL_OUTPUT,
280 .gpio = S5H1409_GPIO_OFF,
281 .inversion = S5H1409_INVERSION_OFF,
282 .status_mode = S5H1409_DEMODLOCKING,
283 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK
286 static struct tda18271_std_map kworld_a340_std_map = {
287 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
288 .if_lvl = 1, .rfagc_top = 0x37, },
289 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
290 .if_lvl = 1, .rfagc_top = 0x37, },
293 static struct tda18271_config kworld_a340_config = {
294 .std_map = &kworld_a340_std_map,
297 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
298 .demod_address = (0x1e >> 1),
300 .disable_i2c_gate_ctrl = 1,
305 static struct drxd_config em28xx_drxd = {
306 .demod_address = 0x70,
307 .demod_revision = 0xa2,
308 .pll_type = DRXD_PLL_NONE,
312 .disable_i2c_gate_ctrl = 1,
315 struct drxk_config terratec_h5_drxk = {
319 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
322 struct drxk_config hauppauge_930c_drxk = {
326 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
330 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
332 struct em28xx_dvb *dvb = fe->sec_priv;
339 down(&dvb->pll_mutex);
340 status = dvb->gate_ctrl(fe, 1);
342 status = dvb->gate_ctrl(fe, 0);
348 static void hauppauge_hvr930c_init(struct em28xx *dev)
352 struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
353 {EM2874_R80_GPIO, 0xff, 0xff, 0x65},
354 {EM2874_R80_GPIO, 0xfb, 0xff, 0x32},
355 {EM2874_R80_GPIO, 0xff, 0xff, 0xb8},
358 struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
359 {EM2874_R80_GPIO, 0xef, 0xff, 0x01},
360 {EM2874_R80_GPIO, 0xaf, 0xff, 0x65},
361 {EM2874_R80_GPIO, 0xef, 0xff, 0x76},
362 {EM2874_R80_GPIO, 0xef, 0xff, 0x01},
363 {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b},
364 {EM2874_R80_GPIO, 0xef, 0xff, 0x40},
366 {EM2874_R80_GPIO, 0xcf, 0xff, 0x65},
367 {EM2874_R80_GPIO, 0xef, 0xff, 0x65},
368 {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b},
369 {EM2874_R80_GPIO, 0xef, 0xff, 0x65},
378 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
380 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
382 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
383 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
385 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
388 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
390 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
393 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
394 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
396 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
399 dev->i2c_client.addr = 0x82 >> 1;
401 for (i = 0; i < ARRAY_SIZE(regs); i++)
402 i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
403 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
407 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
410 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
415 static void terratec_h5_init(struct em28xx *dev)
418 struct em28xx_reg_seq terratec_h5_init[] = {
419 {EM28XX_R08_GPIO, 0xff, 0xff, 10},
420 {EM2874_R80_GPIO, 0xf6, 0xff, 100},
421 {EM2874_R80_GPIO, 0xf2, 0xff, 50},
422 {EM2874_R80_GPIO, 0xf6, 0xff, 100},
425 struct em28xx_reg_seq terratec_h5_end[] = {
426 {EM2874_R80_GPIO, 0xe6, 0xff, 100},
427 {EM2874_R80_GPIO, 0xa6, 0xff, 50},
428 {EM2874_R80_GPIO, 0xe6, 0xff, 100},
435 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
437 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
439 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
440 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
442 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
445 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
447 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
450 em28xx_gpio_set(dev, terratec_h5_init);
451 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
453 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
456 dev->i2c_client.addr = 0x82 >> 1;
458 for (i = 0; i < ARRAY_SIZE(regs); i++)
459 i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
460 em28xx_gpio_set(dev, terratec_h5_end);
463 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
465 /* Values extracted from a USB trace of the Terratec Windows driver */
466 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
467 static u8 reset[] = { RESET, 0x80 };
468 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
469 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
470 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
471 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
472 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
473 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
474 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
475 static u8 tuner_go[] = { TUNER_GO, 0x01};
477 mt352_write(fe, clock_config, sizeof(clock_config));
479 mt352_write(fe, reset, sizeof(reset));
480 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
481 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
482 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
483 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
484 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
485 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
486 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
487 mt352_write(fe, tuner_go, sizeof(tuner_go));
491 static struct mt352_config terratec_xs_mt352_cfg = {
492 .demod_address = (0x1e >> 1),
495 .demod_init = em28xx_mt352_terratec_xs_init,
498 static struct tda10023_config em28xx_tda10023_config = {
499 .demod_address = 0x0c,
503 static struct cxd2820r_config em28xx_cxd2820r_config = {
504 .i2c_address = (0xd8 >> 1),
505 .ts_mode = CXD2820R_TS_SERIAL,
507 /* enable LNA for DVB-T2 and DVB-C */
508 .gpio_dvbt2[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
509 .gpio_dvbc[0] = CXD2820R_GPIO_E | CXD2820R_GPIO_O | CXD2820R_GPIO_L,
512 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
513 .output_opt = TDA18271_OUTPUT_LT_OFF,
514 .gate = TDA18271_GATE_DIGITAL,
517 static const struct tda10071_config em28xx_tda10071_config = {
518 .i2c_address = 0x55, /* (0xaa >> 1) */
520 .ts_mode = TDA10071_TS_SERIAL,
522 .xtal = 40444000, /* 40.444 MHz */
523 .pll_multiplier = 20,
526 static const struct a8293_config em28xx_a8293_config = {
527 .i2c_addr = 0x08, /* (0x10 >> 1) */
530 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
531 .demod_address = (0x1e >> 1),
532 .disable_i2c_gate_ctrl = 1,
536 static struct qt1010_config em28xx_qt1010_config = {
541 /* ------------------------------------------------------------------ */
543 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
545 struct dvb_frontend *fe;
546 struct xc2028_config cfg;
548 memset(&cfg, 0, sizeof(cfg));
549 cfg.i2c_adap = &dev->i2c_adap;
552 if (!dev->dvb->fe[0]) {
553 em28xx_errdev("/2: dvb frontend not attached. "
554 "Can't attach xc3028\n");
558 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
560 em28xx_errdev("/2: xc3028 attach failed\n");
561 dvb_frontend_detach(dev->dvb->fe[0]);
562 dev->dvb->fe[0] = NULL;
566 em28xx_info("%s/2: xc3028 attached\n", dev->name);
571 /* ------------------------------------------------------------------ */
573 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
574 struct em28xx *dev, struct device *device)
578 mutex_init(&dvb->lock);
580 /* register adapter */
581 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
584 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n",
589 /* Ensure all frontends negotiate bus access */
590 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
592 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
594 dvb->adapter.priv = dev;
596 /* register frontend */
597 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
599 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n",
604 /* register 2nd frontend */
606 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
608 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n",
614 /* register demux stuff */
615 dvb->demux.dmx.capabilities =
616 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
617 DMX_MEMORY_BASED_FILTERING;
618 dvb->demux.priv = dvb;
619 dvb->demux.filternum = 256;
620 dvb->demux.feednum = 256;
621 dvb->demux.start_feed = em28xx_start_feed;
622 dvb->demux.stop_feed = em28xx_stop_feed;
624 result = dvb_dmx_init(&dvb->demux);
626 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
631 dvb->dmxdev.filternum = 256;
632 dvb->dmxdev.demux = &dvb->demux.dmx;
633 dvb->dmxdev.capabilities = 0;
634 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
636 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
641 dvb->fe_hw.source = DMX_FRONTEND_0;
642 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
644 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
649 dvb->fe_mem.source = DMX_MEMORY_FE;
650 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
652 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
657 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
659 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n",
664 /* register network adapter */
665 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
669 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
671 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
673 dvb_dmxdev_release(&dvb->dmxdev);
675 dvb_dmx_release(&dvb->demux);
678 dvb_unregister_frontend(dvb->fe[1]);
679 dvb_unregister_frontend(dvb->fe[0]);
682 dvb_frontend_detach(dvb->fe[1]);
684 dvb_frontend_detach(dvb->fe[0]);
685 dvb_unregister_adapter(&dvb->adapter);
690 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
692 dvb_net_release(&dvb->net);
693 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
694 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
695 dvb_dmxdev_release(&dvb->dmxdev);
696 dvb_dmx_release(&dvb->demux);
698 dvb_unregister_frontend(dvb->fe[1]);
699 dvb_unregister_frontend(dvb->fe[0]);
700 if (dvb->fe[1] && !dvb->dont_attach_fe1)
701 dvb_frontend_detach(dvb->fe[1]);
702 dvb_frontend_detach(dvb->fe[0]);
703 dvb_unregister_adapter(&dvb->adapter);
706 static int em28xx_dvb_init(struct em28xx *dev)
708 int result = 0, mfe_shared = 0;
709 struct em28xx_dvb *dvb;
711 if (!dev->board.has_dvb) {
712 /* This device does not support the extension */
713 printk(KERN_INFO "em28xx_dvb: This device does not support the extension\n");
717 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
720 em28xx_info("em28xx_dvb: memory allocation failed\n");
724 dvb->fe[0] = dvb->fe[1] = NULL;
726 mutex_lock(&dev->lock);
727 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
729 switch (dev->model) {
730 case EM2874_BOARD_LEADERSHIP_ISDBT:
731 dvb->fe[0] = dvb_attach(s921_attach,
732 &sharp_isdbt, &dev->i2c_adap);
740 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
741 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
742 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
743 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
744 dvb->fe[0] = dvb_attach(lgdt330x_attach,
745 &em2880_lgdt3303_dev,
747 if (em28xx_attach_xc3028(0x61, dev) < 0) {
752 case EM2880_BOARD_KWORLD_DVB_310U:
753 dvb->fe[0] = dvb_attach(zl10353_attach,
754 &em28xx_zl10353_with_xc3028,
756 if (em28xx_attach_xc3028(0x61, dev) < 0) {
761 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
762 case EM2882_BOARD_TERRATEC_HYBRID_XS:
763 case EM2880_BOARD_EMPIRE_DUAL_TV:
764 dvb->fe[0] = dvb_attach(zl10353_attach,
765 &em28xx_zl10353_xc3028_no_i2c_gate,
767 if (em28xx_attach_xc3028(0x61, dev) < 0) {
772 case EM2880_BOARD_TERRATEC_HYBRID_XS:
773 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
774 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
775 case EM2882_BOARD_DIKOM_DK300:
776 case EM2882_BOARD_KWORLD_VS_DVBT:
777 dvb->fe[0] = dvb_attach(zl10353_attach,
778 &em28xx_zl10353_xc3028_no_i2c_gate,
780 if (dvb->fe[0] == NULL) {
781 /* This board could have either a zl10353 or a mt352.
782 If the chip id isn't for zl10353, try mt352 */
783 dvb->fe[0] = dvb_attach(mt352_attach,
784 &terratec_xs_mt352_cfg,
788 if (em28xx_attach_xc3028(0x61, dev) < 0) {
793 case EM2870_BOARD_KWORLD_355U:
794 dvb->fe[0] = dvb_attach(zl10353_attach,
795 &em28xx_zl10353_no_i2c_gate_dev,
797 if (dvb->fe[0] != NULL)
798 dvb_attach(qt1010_attach, dvb->fe[0],
799 &dev->i2c_adap, &em28xx_qt1010_config);
801 case EM2883_BOARD_KWORLD_HYBRID_330U:
802 case EM2882_BOARD_EVGA_INDTUBE:
803 dvb->fe[0] = dvb_attach(s5h1409_attach,
804 &em28xx_s5h1409_with_xc3028,
806 if (em28xx_attach_xc3028(0x61, dev) < 0) {
811 case EM2882_BOARD_KWORLD_ATSC_315U:
812 dvb->fe[0] = dvb_attach(lgdt330x_attach,
813 &em2880_lgdt3303_dev,
815 if (dvb->fe[0] != NULL) {
816 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
817 &dev->i2c_adap, 0x61, TUNER_THOMSON_DTT761X)) {
823 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
824 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
825 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
826 &dev->i2c_adap, &dev->udev->dev);
827 if (em28xx_attach_xc3028(0x61, dev) < 0) {
832 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
833 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
834 dvb->fe[0] = dvb_attach(tda10023_attach,
835 &em28xx_tda10023_config,
836 &dev->i2c_adap, 0x48);
838 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
839 &dev->i2c_adap, 0x60, TUNER_PHILIPS_CU1216L)) {
845 case EM2870_BOARD_KWORLD_A340:
846 dvb->fe[0] = dvb_attach(lgdt3305_attach,
847 &em2870_lgdt3304_dev,
849 if (dvb->fe[0] != NULL)
850 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
851 &dev->i2c_adap, &kworld_a340_config);
853 case EM28174_BOARD_PCTV_290E:
854 dvb->fe[0] = dvb_attach(cxd2820r_attach,
855 &em28xx_cxd2820r_config,
859 /* FE 0 attach tuner */
860 if (!dvb_attach(tda18271_attach,
864 &em28xx_cxd2820r_tda18271_config)) {
866 dvb_frontend_detach(dvb->fe[0]);
872 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
874 struct xc5000_config cfg;
875 hauppauge_hvr930c_init(dev);
877 dvb->fe[0] = dvb_attach(drxk_attach,
878 &hauppauge_930c_drxk, &dev->i2c_adap);
883 /* FIXME: do we need a pll semaphore? */
884 dvb->fe[0]->sec_priv = dvb;
885 sema_init(&dvb->pll_mutex, 1);
886 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
887 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
890 memset(&cfg, 0, sizeof(cfg));
891 cfg.i2c_address = 0x61;
894 if (dvb->fe[0]->ops.i2c_gate_ctrl)
895 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
896 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap,
901 if (dvb->fe[0]->ops.i2c_gate_ctrl)
902 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
906 case EM2884_BOARD_TERRATEC_H5:
907 case EM2884_BOARD_CINERGY_HTC_STICK:
908 terratec_h5_init(dev);
910 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap);
915 /* FIXME: do we need a pll semaphore? */
916 dvb->fe[0]->sec_priv = dvb;
917 sema_init(&dvb->pll_mutex, 1);
918 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
919 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
921 /* Attach tda18271 to DVB-C frontend */
922 if (dvb->fe[0]->ops.i2c_gate_ctrl)
923 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
924 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap, 0x60)) {
928 if (dvb->fe[0]->ops.i2c_gate_ctrl)
929 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
932 case EM28174_BOARD_PCTV_460E:
934 dvb->fe[0] = dvb_attach(tda10071_attach,
935 &em28xx_tda10071_config, &dev->i2c_adap);
939 dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap,
940 &em28xx_a8293_config);
943 em28xx_errdev("/2: The frontend of your DVB/ATSC card"
944 " isn't supported yet\n");
947 if (NULL == dvb->fe[0]) {
948 em28xx_errdev("/2: frontend initialization failed\n");
952 /* define general-purpose callback pointer */
953 dvb->fe[0]->callback = em28xx_tuner_callback;
955 dvb->fe[1]->callback = em28xx_tuner_callback;
957 /* register everything */
958 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
964 dvb->adapter.mfe_shared = mfe_shared;
966 em28xx_info("Successfully loaded em28xx-dvb\n");
968 em28xx_set_mode(dev, EM28XX_SUSPEND);
969 mutex_unlock(&dev->lock);
978 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
980 ops->set_voltage = NULL;
982 ops->tuner_ops.sleep = NULL;
985 static int em28xx_dvb_fini(struct em28xx *dev)
987 if (!dev->board.has_dvb) {
988 /* This device does not support the extension */
993 struct em28xx_dvb *dvb = dev->dvb;
995 if (dev->state & DEV_DISCONNECTED) {
996 /* We cannot tell the device to sleep
997 * once it has been unplugged. */
999 prevent_sleep(&dvb->fe[0]->ops);
1001 prevent_sleep(&dvb->fe[1]->ops);
1004 em28xx_unregister_dvb(dvb);
1012 static struct em28xx_ops dvb_ops = {
1014 .name = "Em28xx dvb Extension",
1015 .init = em28xx_dvb_init,
1016 .fini = em28xx_dvb_fini,
1019 static int __init em28xx_dvb_register(void)
1021 return em28xx_register_extension(&dvb_ops);
1024 static void __exit em28xx_dvb_unregister(void)
1026 em28xx_unregister_extension(&dvb_ops);
1029 module_init(em28xx_dvb_register);
1030 module_exit(em28xx_dvb_unregister);