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 (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
15 Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by:
16 (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
17 (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
19 This program is free software; you can redistribute it and/or modify
20 it under the terms of the GNU General Public License as published by
21 the Free Software Foundation; either version 2 of the License.
24 #include <linux/kernel.h>
25 #include <linux/slab.h>
26 #include <linux/usb.h>
29 #include <media/v4l2-common.h>
30 #include <dvb_demux.h>
33 #include <media/tuner.h>
34 #include "tuner-simple.h"
35 #include <linux/gpio.h>
42 #include "mt352_priv.h" /* FIXME */
44 #include "drx39xyj/drx39xxj.h"
49 #include "tda18271c2dd.h"
56 #include "m88ds3103.h"
61 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
62 MODULE_LICENSE("GPL");
63 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
64 MODULE_VERSION(EM28XX_VERSION);
66 static unsigned int debug;
67 module_param(debug, int, 0644);
68 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
70 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
72 #define dprintk(level, fmt, arg...) do { \
74 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \
78 struct dvb_frontend *fe[2];
80 /* feed count management */
84 /* general boilerplate stuff */
85 struct dvb_adapter adapter;
86 struct dvb_demux demux;
88 struct dmx_frontend fe_hw;
89 struct dmx_frontend fe_mem;
92 /* Due to DRX-K - probably need changes */
93 int (*gate_ctrl)(struct dvb_frontend *, int);
94 struct semaphore pll_mutex;
97 struct i2c_client *i2c_client_demod;
98 struct i2c_client *i2c_client_tuner;
99 struct i2c_client *i2c_client_sec;
102 static inline void print_err_status(struct em28xx *dev,
103 int packet, int status)
105 char *errmsg = "Unknown";
109 errmsg = "unlinked synchronuously";
112 errmsg = "unlinked asynchronuously";
115 errmsg = "Buffer error (overrun)";
118 errmsg = "Stalled (device not responding)";
121 errmsg = "Babble (bad cable?)";
124 errmsg = "Bit-stuff error (bad cable?)";
127 errmsg = "CRC/Timeout (could be anything)";
130 errmsg = "Device does not respond";
134 dprintk(1, "URB status %d [%s].\n", status, errmsg);
136 dprintk(1, "URB packet %d, status %d [%s].\n",
137 packet, status, errmsg);
141 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
143 int xfer_bulk, num_packets, i;
148 if (dev->disconnected)
152 print_err_status(dev, -1, urb->status);
154 xfer_bulk = usb_pipebulk(urb->pipe);
156 if (xfer_bulk) /* bulk */
159 num_packets = urb->number_of_packets;
161 for (i = 0; i < num_packets; i++) {
163 if (urb->status < 0) {
164 print_err_status(dev, i, urb->status);
165 if (urb->status != -EPROTO)
168 if (!urb->actual_length)
170 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
173 if (urb->iso_frame_desc[i].status < 0) {
174 print_err_status(dev, i,
175 urb->iso_frame_desc[i].status);
176 if (urb->iso_frame_desc[i].status != -EPROTO)
179 if (!urb->iso_frame_desc[i].actual_length)
181 dvb_dmx_swfilter(&dev->dvb->demux,
182 urb->transfer_buffer +
183 urb->iso_frame_desc[i].offset,
184 urb->iso_frame_desc[i].actual_length);
191 static int em28xx_start_streaming(struct em28xx_dvb *dvb)
194 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
195 struct em28xx *dev = i2c_bus->dev;
196 int dvb_max_packet_size, packet_multiplier, dvb_alt;
198 if (dev->dvb_xfer_bulk) {
199 if (!dev->dvb_ep_bulk)
201 dvb_max_packet_size = 512; /* USB 2.0 spec */
202 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
205 if (!dev->dvb_ep_isoc)
207 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
208 if (dvb_max_packet_size < 0)
209 return dvb_max_packet_size;
210 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
211 dvb_alt = dev->dvb_alt_isoc;
214 usb_set_interface(dev->udev, dev->ifnum, dvb_alt);
215 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
219 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
222 dvb_max_packet_size, dvb_alt);
224 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
229 em28xx_dvb_urb_data_copy);
232 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
234 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
235 struct em28xx *dev = i2c_bus->dev;
237 em28xx_stop_urbs(dev);
242 static int em28xx_start_feed(struct dvb_demux_feed *feed)
244 struct dvb_demux *demux = feed->demux;
245 struct em28xx_dvb *dvb = demux->priv;
248 if (!demux->dmx.frontend)
251 mutex_lock(&dvb->lock);
255 if (dvb->nfeeds == 1) {
256 ret = em28xx_start_streaming(dvb);
261 mutex_unlock(&dvb->lock);
265 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
267 struct dvb_demux *demux = feed->demux;
268 struct em28xx_dvb *dvb = demux->priv;
271 mutex_lock(&dvb->lock);
274 if (0 == dvb->nfeeds)
275 err = em28xx_stop_streaming(dvb);
277 mutex_unlock(&dvb->lock);
282 /* ------------------------------------------------------------------ */
283 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
285 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
286 struct em28xx *dev = i2c_bus->dev;
289 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
291 return em28xx_set_mode(dev, EM28XX_SUSPEND);
294 /* ------------------------------------------------------------------ */
296 static struct lgdt330x_config em2880_lgdt3303_dev = {
297 .demod_address = 0x0e,
298 .demod_chip = LGDT3303,
301 static struct lgdt3305_config em2870_lgdt3304_dev = {
303 .demod_chip = LGDT3304,
304 .spectral_inversion = 1,
306 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
307 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
308 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
313 static struct lgdt3305_config em2874_lgdt3305_dev = {
315 .demod_chip = LGDT3305,
316 .spectral_inversion = 1,
318 .mpeg_mode = LGDT3305_MPEG_SERIAL,
319 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
320 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
325 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
327 .demod_chip = LGDT3305,
328 .spectral_inversion = 1,
330 .mpeg_mode = LGDT3305_MPEG_SERIAL,
331 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
332 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
337 static struct s921_config sharp_isdbt = {
338 .demod_address = 0x30 >> 1
341 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
342 .demod_address = (0x1e >> 1),
348 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
349 .demod_address = 0x32 >> 1,
350 .output_mode = S5H1409_PARALLEL_OUTPUT,
351 .gpio = S5H1409_GPIO_OFF,
352 .inversion = S5H1409_INVERSION_OFF,
353 .status_mode = S5H1409_DEMODLOCKING,
354 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK
357 static struct tda18271_std_map kworld_a340_std_map = {
358 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
359 .if_lvl = 1, .rfagc_top = 0x37, },
360 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
361 .if_lvl = 1, .rfagc_top = 0x37, },
364 static struct tda18271_config kworld_a340_config = {
365 .std_map = &kworld_a340_std_map,
368 static struct tda18271_config kworld_ub435q_v2_config = {
369 .std_map = &kworld_a340_std_map,
370 .gate = TDA18271_GATE_DIGITAL,
373 static struct tda18212_config kworld_ub435q_v3_config = {
378 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
379 .demod_address = (0x1e >> 1),
381 .disable_i2c_gate_ctrl = 1,
386 static struct drxd_config em28xx_drxd = {
387 .demod_address = 0x70,
388 .demod_revision = 0xa2,
389 .pll_type = DRXD_PLL_NONE,
393 .disable_i2c_gate_ctrl = 1,
396 static struct drxk_config terratec_h5_drxk = {
400 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
401 .qam_demod_parameter_count = 2,
404 static struct drxk_config hauppauge_930c_drxk = {
408 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
410 .qam_demod_parameter_count = 2,
413 static struct drxk_config terratec_htc_stick_drxk = {
417 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw",
419 .qam_demod_parameter_count = 2,
420 /* Required for the antenna_gpio to disable LNA. */
421 .antenna_dvbt = true,
422 /* The windows driver uses the same. This will disable LNA. */
426 static struct drxk_config maxmedia_ub425_tc_drxk = {
430 .microcode_name = "dvb-demod-drxk-01.fw",
432 .qam_demod_parameter_count = 2,
435 static struct drxk_config pctv_520e_drxk = {
438 .microcode_name = "dvb-demod-drxk-pctv.fw",
439 .qam_demod_parameter_count = 2,
441 .antenna_dvbt = true, /* disable LNA */
442 .antenna_gpio = (1 << 2), /* disable LNA */
445 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
447 struct em28xx_dvb *dvb = fe->sec_priv;
454 down(&dvb->pll_mutex);
455 status = dvb->gate_ctrl(fe, 1);
457 status = dvb->gate_ctrl(fe, 0);
463 static void hauppauge_hvr930c_init(struct em28xx *dev)
467 struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
468 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
469 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
470 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
473 struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
474 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
475 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
476 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
478 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
479 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
481 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
482 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
483 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
484 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
493 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
495 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
497 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
498 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
500 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
503 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
505 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
508 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
509 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
511 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
514 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
516 for (i = 0; i < ARRAY_SIZE(regs); i++)
517 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
518 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
522 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
525 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
530 static void terratec_h5_init(struct em28xx *dev)
533 struct em28xx_reg_seq terratec_h5_init[] = {
534 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
535 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
536 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
537 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
540 struct em28xx_reg_seq terratec_h5_end[] = {
541 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
542 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
543 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
550 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
552 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
554 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
555 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
557 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
560 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
562 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
565 em28xx_gpio_set(dev, terratec_h5_init);
566 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
568 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
571 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
573 for (i = 0; i < ARRAY_SIZE(regs); i++)
574 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
575 em28xx_gpio_set(dev, terratec_h5_end);
578 static void terratec_htc_stick_init(struct em28xx *dev)
583 * GPIO configuration:
584 * 0xff: unknown (does not affect DVB-T).
585 * 0xf6: DRX-K (demodulator).
586 * 0xe6: unknown (does not affect DVB-T).
587 * 0xb6: unknown (does not affect DVB-T).
589 struct em28xx_reg_seq terratec_htc_stick_init[] = {
590 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
591 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
592 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
593 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
596 struct em28xx_reg_seq terratec_htc_stick_end[] = {
597 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
598 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
603 * Init the analog decoder (not yet supported), but
604 * it's probably still a good idea.
610 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
612 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
614 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
617 em28xx_gpio_set(dev, terratec_htc_stick_init);
619 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
621 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
624 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
626 for (i = 0; i < ARRAY_SIZE(regs); i++)
627 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
629 em28xx_gpio_set(dev, terratec_htc_stick_end);
632 static void terratec_htc_usb_xs_init(struct em28xx *dev)
636 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
637 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
638 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
639 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
640 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
643 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
644 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
645 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
646 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
651 * Init the analog decoder (not yet supported), but
652 * it's probably still a good idea.
658 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
660 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
662 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
663 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
665 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
668 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
670 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
673 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
675 em28xx_gpio_set(dev, terratec_htc_usb_xs_init);
677 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
679 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
682 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
684 for (i = 0; i < ARRAY_SIZE(regs); i++)
685 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
687 em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
690 static void pctv_520e_init(struct em28xx *dev)
693 * Init AVF4910B analog decoder. Looks like I2C traffic to
694 * digital demodulator and tuner are routed via AVF4910B.
701 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
703 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
705 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
706 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
708 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
711 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
713 for (i = 0; i < ARRAY_SIZE(regs); i++)
714 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
717 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
719 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
720 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
721 struct em28xx *dev = i2c_bus->dev;
722 #ifdef CONFIG_GPIOLIB
723 struct em28xx_dvb *dvb = dev->dvb;
728 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
730 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
732 ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
734 em28xx_errdev("gpio request failed %d\n", ret);
736 gpio_free(dvb->lna_gpio);
740 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n",
741 KBUILD_MODNAME, c->lna);
746 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
748 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
749 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
750 struct em28xx *dev = i2c_bus->dev;
758 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
761 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
763 /* Values extracted from a USB trace of the Terratec Windows driver */
764 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
765 static u8 reset[] = { RESET, 0x80 };
766 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
767 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
768 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
769 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
770 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
771 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
772 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
773 static u8 tuner_go[] = { TUNER_GO, 0x01};
775 mt352_write(fe, clock_config, sizeof(clock_config));
777 mt352_write(fe, reset, sizeof(reset));
778 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
779 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
780 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
781 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
782 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
783 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
784 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
785 mt352_write(fe, tuner_go, sizeof(tuner_go));
789 static struct mt352_config terratec_xs_mt352_cfg = {
790 .demod_address = (0x1e >> 1),
793 .demod_init = em28xx_mt352_terratec_xs_init,
796 static struct tda10023_config em28xx_tda10023_config = {
797 .demod_address = 0x0c,
801 static struct cxd2820r_config em28xx_cxd2820r_config = {
802 .i2c_address = (0xd8 >> 1),
803 .ts_mode = CXD2820R_TS_SERIAL,
806 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
807 .output_opt = TDA18271_OUTPUT_LT_OFF,
808 .gate = TDA18271_GATE_DIGITAL,
811 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
812 .demod_address = (0x1e >> 1),
813 .disable_i2c_gate_ctrl = 1,
818 static struct qt1010_config em28xx_qt1010_config = {
822 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
823 .demod_address = 0x10,
827 static struct tda18271_std_map mb86a20s_tda18271_config = {
828 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
829 .if_lvl = 1, .rfagc_top = 0x37, },
832 static struct tda18271_config c3tech_duo_tda18271_config = {
833 .std_map = &mb86a20s_tda18271_config,
834 .gate = TDA18271_GATE_DIGITAL,
835 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
838 static const struct m88ds3103_config pctv_461e_m88ds3103_config = {
843 .ts_mode = M88DS3103_TS_PARALLEL,
849 static struct tda18271_std_map drx_j_std_map = {
850 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
851 .rfagc_top = 0x37, },
852 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
853 .rfagc_top = 0x37, },
856 static struct tda18271_config pinnacle_80e_dvb_config = {
857 .std_map = &drx_j_std_map,
858 .gate = TDA18271_GATE_DIGITAL,
859 .role = TDA18271_MASTER,
862 /* ------------------------------------------------------------------ */
864 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
866 struct dvb_frontend *fe;
867 struct xc2028_config cfg;
868 struct xc2028_ctrl ctl;
870 memset(&cfg, 0, sizeof(cfg));
871 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
874 memset(&ctl, 0, sizeof(ctl));
875 em28xx_setup_xc3028(dev, &ctl);
878 if (!dev->dvb->fe[0]) {
879 em28xx_errdev("/2: dvb frontend not attached. "
880 "Can't attach xc3028\n");
884 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
886 em28xx_errdev("/2: xc3028 attach failed\n");
887 dvb_frontend_detach(dev->dvb->fe[0]);
888 dev->dvb->fe[0] = NULL;
892 em28xx_info("%s/2: xc3028 attached\n", dev->name);
897 /* ------------------------------------------------------------------ */
899 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
900 struct em28xx *dev, struct device *device)
904 mutex_init(&dvb->lock);
906 /* register adapter */
907 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
910 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n",
915 /* Ensure all frontends negotiate bus access */
916 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
918 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
920 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
922 /* register frontend */
923 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
925 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n",
930 /* register 2nd frontend */
932 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
934 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n",
940 /* register demux stuff */
941 dvb->demux.dmx.capabilities =
942 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
943 DMX_MEMORY_BASED_FILTERING;
944 dvb->demux.priv = dvb;
945 dvb->demux.filternum = 256;
946 dvb->demux.feednum = 256;
947 dvb->demux.start_feed = em28xx_start_feed;
948 dvb->demux.stop_feed = em28xx_stop_feed;
950 result = dvb_dmx_init(&dvb->demux);
952 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
957 dvb->dmxdev.filternum = 256;
958 dvb->dmxdev.demux = &dvb->demux.dmx;
959 dvb->dmxdev.capabilities = 0;
960 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
962 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
967 dvb->fe_hw.source = DMX_FRONTEND_0;
968 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
970 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
975 dvb->fe_mem.source = DMX_MEMORY_FE;
976 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
978 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
983 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
985 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n",
990 /* register network adapter */
991 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
995 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
997 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
999 dvb_dmxdev_release(&dvb->dmxdev);
1001 dvb_dmx_release(&dvb->demux);
1004 dvb_unregister_frontend(dvb->fe[1]);
1005 dvb_unregister_frontend(dvb->fe[0]);
1008 dvb_frontend_detach(dvb->fe[1]);
1010 dvb_frontend_detach(dvb->fe[0]);
1011 dvb_unregister_adapter(&dvb->adapter);
1016 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
1018 dvb_net_release(&dvb->net);
1019 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1020 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1021 dvb_dmxdev_release(&dvb->dmxdev);
1022 dvb_dmx_release(&dvb->demux);
1024 dvb_unregister_frontend(dvb->fe[1]);
1025 dvb_unregister_frontend(dvb->fe[0]);
1026 if (dvb->fe[1] && !dvb->dont_attach_fe1)
1027 dvb_frontend_detach(dvb->fe[1]);
1028 dvb_frontend_detach(dvb->fe[0]);
1029 dvb_unregister_adapter(&dvb->adapter);
1032 static int em28xx_dvb_init(struct em28xx *dev)
1035 struct em28xx_dvb *dvb;
1037 if (dev->is_audio_only) {
1038 /* Shouldn't initialize IR for this interface */
1042 if (!dev->board.has_dvb) {
1043 /* This device does not support the extension */
1047 em28xx_info("Binding DVB extension\n");
1049 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
1051 em28xx_info("em28xx_dvb: memory allocation failed\n");
1055 dvb->fe[0] = dvb->fe[1] = NULL;
1057 /* pre-allocate DVB usb transfer buffers */
1058 if (dev->dvb_xfer_bulk) {
1059 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1061 EM28XX_DVB_NUM_BUFS,
1063 EM28XX_DVB_BULK_PACKET_MULTIPLIER);
1065 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1067 EM28XX_DVB_NUM_BUFS,
1068 dev->dvb_max_pkt_size_isoc,
1069 EM28XX_DVB_NUM_ISOC_PACKETS);
1072 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n");
1078 mutex_lock(&dev->lock);
1079 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
1081 switch (dev->model) {
1082 case EM2874_BOARD_LEADERSHIP_ISDBT:
1083 dvb->fe[0] = dvb_attach(s921_attach,
1084 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]);
1092 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
1093 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
1094 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
1095 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
1096 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1097 &em2880_lgdt3303_dev,
1098 &dev->i2c_adap[dev->def_i2c_bus]);
1099 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1104 case EM2880_BOARD_KWORLD_DVB_310U:
1105 dvb->fe[0] = dvb_attach(zl10353_attach,
1106 &em28xx_zl10353_with_xc3028,
1107 &dev->i2c_adap[dev->def_i2c_bus]);
1108 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1113 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
1114 case EM2882_BOARD_TERRATEC_HYBRID_XS:
1115 case EM2880_BOARD_EMPIRE_DUAL_TV:
1116 dvb->fe[0] = dvb_attach(zl10353_attach,
1117 &em28xx_zl10353_xc3028_no_i2c_gate,
1118 &dev->i2c_adap[dev->def_i2c_bus]);
1119 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1124 case EM2880_BOARD_TERRATEC_HYBRID_XS:
1125 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
1126 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
1127 case EM2882_BOARD_DIKOM_DK300:
1128 case EM2882_BOARD_KWORLD_VS_DVBT:
1129 dvb->fe[0] = dvb_attach(zl10353_attach,
1130 &em28xx_zl10353_xc3028_no_i2c_gate,
1131 &dev->i2c_adap[dev->def_i2c_bus]);
1132 if (dvb->fe[0] == NULL) {
1133 /* This board could have either a zl10353 or a mt352.
1134 If the chip id isn't for zl10353, try mt352 */
1135 dvb->fe[0] = dvb_attach(mt352_attach,
1136 &terratec_xs_mt352_cfg,
1137 &dev->i2c_adap[dev->def_i2c_bus]);
1140 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1145 case EM2870_BOARD_KWORLD_355U:
1146 dvb->fe[0] = dvb_attach(zl10353_attach,
1147 &em28xx_zl10353_no_i2c_gate_dev,
1148 &dev->i2c_adap[dev->def_i2c_bus]);
1149 if (dvb->fe[0] != NULL)
1150 dvb_attach(qt1010_attach, dvb->fe[0],
1151 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config);
1153 case EM2883_BOARD_KWORLD_HYBRID_330U:
1154 case EM2882_BOARD_EVGA_INDTUBE:
1155 dvb->fe[0] = dvb_attach(s5h1409_attach,
1156 &em28xx_s5h1409_with_xc3028,
1157 &dev->i2c_adap[dev->def_i2c_bus]);
1158 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1163 case EM2882_BOARD_KWORLD_ATSC_315U:
1164 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1165 &em2880_lgdt3303_dev,
1166 &dev->i2c_adap[dev->def_i2c_bus]);
1167 if (dvb->fe[0] != NULL) {
1168 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1169 &dev->i2c_adap[dev->def_i2c_bus],
1170 0x61, TUNER_THOMSON_DTT761X)) {
1176 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
1177 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
1178 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
1179 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev);
1180 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1185 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
1186 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
1187 dvb->fe[0] = dvb_attach(tda10023_attach,
1188 &em28xx_tda10023_config,
1189 &dev->i2c_adap[dev->def_i2c_bus], 0x48);
1191 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1192 &dev->i2c_adap[dev->def_i2c_bus],
1193 0x60, TUNER_PHILIPS_CU1216L)) {
1199 case EM2870_BOARD_KWORLD_A340:
1200 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1201 &em2870_lgdt3304_dev,
1202 &dev->i2c_adap[dev->def_i2c_bus]);
1207 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1208 &dev->i2c_adap[dev->def_i2c_bus],
1209 &kworld_a340_config)) {
1210 dvb_frontend_detach(dvb->fe[0]);
1215 case EM28174_BOARD_PCTV_290E:
1216 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
1217 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
1219 dvb->fe[0] = dvb_attach(cxd2820r_attach,
1220 &em28xx_cxd2820r_config,
1221 &dev->i2c_adap[dev->def_i2c_bus],
1224 /* FE 0 attach tuner */
1225 if (!dvb_attach(tda18271_attach,
1228 &dev->i2c_adap[dev->def_i2c_bus],
1229 &em28xx_cxd2820r_tda18271_config)) {
1231 dvb_frontend_detach(dvb->fe[0]);
1236 #ifdef CONFIG_GPIOLIB
1237 /* enable LNA for DVB-T, DVB-T2 and DVB-C */
1238 result = gpio_request_one(dvb->lna_gpio,
1239 GPIOF_OUT_INIT_LOW, NULL);
1241 em28xx_errdev("gpio request failed %d\n",
1244 gpio_free(dvb->lna_gpio);
1246 result = 0; /* continue even set LNA fails */
1248 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
1252 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
1254 struct xc5000_config cfg;
1256 hauppauge_hvr930c_init(dev);
1258 dvb->fe[0] = dvb_attach(drxk_attach,
1259 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
1264 /* FIXME: do we need a pll semaphore? */
1265 dvb->fe[0]->sec_priv = dvb;
1266 sema_init(&dvb->pll_mutex, 1);
1267 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1268 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1271 memset(&cfg, 0, sizeof(cfg));
1272 cfg.i2c_address = 0x61;
1275 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1276 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1277 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus],
1282 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1283 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1287 case EM2884_BOARD_TERRATEC_H5:
1288 terratec_h5_init(dev);
1290 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
1295 /* FIXME: do we need a pll semaphore? */
1296 dvb->fe[0]->sec_priv = dvb;
1297 sema_init(&dvb->pll_mutex, 1);
1298 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1299 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1301 /* Attach tda18271 to DVB-C frontend */
1302 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1303 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1304 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
1308 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1309 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1312 case EM2884_BOARD_C3TECH_DIGITAL_DUO:
1313 dvb->fe[0] = dvb_attach(mb86a20s_attach,
1314 &c3tech_duo_mb86a20s_config,
1315 &dev->i2c_adap[dev->def_i2c_bus]);
1316 if (dvb->fe[0] != NULL)
1317 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1318 &dev->i2c_adap[dev->def_i2c_bus],
1319 &c3tech_duo_tda18271_config);
1321 case EM28174_BOARD_PCTV_460E: {
1322 struct i2c_client *client;
1323 struct i2c_board_info board_info;
1324 struct tda10071_platform_data tda10071_pdata = {};
1325 struct a8293_platform_data a8293_pdata = {};
1327 /* attach demod + tuner combo */
1328 tda10071_pdata.clk = 40444000, /* 40.444 MHz */
1329 tda10071_pdata.i2c_wr_max = 64,
1330 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL,
1331 tda10071_pdata.pll_multiplier = 20,
1332 tda10071_pdata.tuner_i2c_addr = 0x14,
1333 memset(&board_info, 0, sizeof(board_info));
1334 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE);
1335 board_info.addr = 0x55;
1336 board_info.platform_data = &tda10071_pdata;
1337 request_module("tda10071");
1338 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1339 if (client == NULL || client->dev.driver == NULL) {
1343 if (!try_module_get(client->dev.driver->owner)) {
1344 i2c_unregister_device(client);
1348 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client);
1349 dvb->i2c_client_demod = client;
1352 a8293_pdata.dvb_frontend = dvb->fe[0];
1353 memset(&board_info, 0, sizeof(board_info));
1354 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE);
1355 board_info.addr = 0x08;
1356 board_info.platform_data = &a8293_pdata;
1357 request_module("a8293");
1358 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1359 if (client == NULL || client->dev.driver == NULL) {
1360 module_put(dvb->i2c_client_demod->dev.driver->owner);
1361 i2c_unregister_device(dvb->i2c_client_demod);
1365 if (!try_module_get(client->dev.driver->owner)) {
1366 i2c_unregister_device(client);
1367 module_put(dvb->i2c_client_demod->dev.driver->owner);
1368 i2c_unregister_device(dvb->i2c_client_demod);
1372 dvb->i2c_client_sec = client;
1375 case EM2874_BOARD_DELOCK_61959:
1376 case EM2874_BOARD_MAXMEDIA_UB425_TC:
1377 /* attach demodulator */
1378 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
1379 &dev->i2c_adap[dev->def_i2c_bus]);
1382 /* disable I2C-gate */
1383 dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
1386 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1387 &dev->i2c_adap[dev->def_i2c_bus],
1388 &em28xx_cxd2820r_tda18271_config)) {
1389 dvb_frontend_detach(dvb->fe[0]);
1395 case EM2884_BOARD_PCTV_510E:
1396 case EM2884_BOARD_PCTV_520E:
1397 pctv_520e_init(dev);
1399 /* attach demodulator */
1400 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
1401 &dev->i2c_adap[dev->def_i2c_bus]);
1405 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1406 &dev->i2c_adap[dev->def_i2c_bus],
1407 &em28xx_cxd2820r_tda18271_config)) {
1408 dvb_frontend_detach(dvb->fe[0]);
1414 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
1415 case EM2884_BOARD_CINERGY_HTC_STICK:
1416 terratec_htc_stick_init(dev);
1418 /* attach demodulator */
1419 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1420 &dev->i2c_adap[dev->def_i2c_bus]);
1426 /* Attach the demodulator. */
1427 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1428 &dev->i2c_adap[dev->def_i2c_bus],
1429 &em28xx_cxd2820r_tda18271_config)) {
1434 case EM2884_BOARD_TERRATEC_HTC_USB_XS:
1435 terratec_htc_usb_xs_init(dev);
1437 /* attach demodulator */
1438 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1439 &dev->i2c_adap[dev->def_i2c_bus]);
1445 /* Attach the demodulator. */
1446 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1447 &dev->i2c_adap[dev->def_i2c_bus],
1448 &em28xx_cxd2820r_tda18271_config)) {
1453 case EM2874_BOARD_KWORLD_UB435Q_V2:
1454 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1455 &em2874_lgdt3305_dev,
1456 &dev->i2c_adap[dev->def_i2c_bus]);
1462 /* Attach the demodulator. */
1463 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1464 &dev->i2c_adap[dev->def_i2c_bus],
1465 &kworld_ub435q_v2_config)) {
1470 case EM2874_BOARD_KWORLD_UB435Q_V3:
1472 struct i2c_client *client;
1473 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
1474 struct i2c_board_info board_info = {
1477 .platform_data = &kworld_ub435q_v3_config,
1480 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1481 &em2874_lgdt3305_nogate_dev,
1482 &dev->i2c_adap[dev->def_i2c_bus]);
1489 kworld_ub435q_v3_config.fe = dvb->fe[0];
1490 request_module("tda18212");
1491 client = i2c_new_device(adapter, &board_info);
1492 if (client == NULL || client->dev.driver == NULL) {
1493 dvb_frontend_detach(dvb->fe[0]);
1498 if (!try_module_get(client->dev.driver->owner)) {
1499 i2c_unregister_device(client);
1500 dvb_frontend_detach(dvb->fe[0]);
1505 dvb->i2c_client_tuner = client;
1508 case EM2874_BOARD_PCTV_HD_MINI_80E:
1509 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]);
1510 if (dvb->fe[0] != NULL) {
1511 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1512 &dev->i2c_adap[dev->def_i2c_bus],
1513 &pinnacle_80e_dvb_config);
1520 case EM28178_BOARD_PCTV_461E: {
1521 struct i2c_client *client;
1522 struct i2c_adapter *i2c_adapter;
1523 struct i2c_board_info board_info;
1524 struct m88ds3103_platform_data m88ds3103_pdata = {};
1525 struct ts2020_config ts2020_config = {};
1526 struct a8293_platform_data a8293_pdata = {};
1529 m88ds3103_pdata.clk = 27000000;
1530 m88ds3103_pdata.i2c_wr_max = 33;
1531 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1532 m88ds3103_pdata.ts_clk = 16000;
1533 m88ds3103_pdata.ts_clk_pol = 1;
1534 m88ds3103_pdata.agc = 0x99;
1535 memset(&board_info, 0, sizeof(board_info));
1536 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE);
1537 board_info.addr = 0x68;
1538 board_info.platform_data = &m88ds3103_pdata;
1539 request_module("m88ds3103");
1540 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1541 if (client == NULL || client->dev.driver == NULL) {
1545 if (!try_module_get(client->dev.driver->owner)) {
1546 i2c_unregister_device(client);
1550 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client);
1551 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client);
1552 dvb->i2c_client_demod = client;
1555 ts2020_config.fe = dvb->fe[0];
1556 memset(&board_info, 0, sizeof(board_info));
1557 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE);
1558 board_info.addr = 0x60;
1559 board_info.platform_data = &ts2020_config;
1560 request_module("ts2020");
1561 client = i2c_new_device(i2c_adapter, &board_info);
1562 if (client == NULL || client->dev.driver == NULL) {
1563 module_put(dvb->i2c_client_demod->dev.driver->owner);
1564 i2c_unregister_device(dvb->i2c_client_demod);
1568 if (!try_module_get(client->dev.driver->owner)) {
1569 i2c_unregister_device(client);
1570 module_put(dvb->i2c_client_demod->dev.driver->owner);
1571 i2c_unregister_device(dvb->i2c_client_demod);
1575 dvb->i2c_client_tuner = client;
1576 /* delegate signal strength measurement to tuner */
1577 dvb->fe[0]->ops.read_signal_strength =
1578 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1581 a8293_pdata.dvb_frontend = dvb->fe[0];
1582 memset(&board_info, 0, sizeof(board_info));
1583 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE);
1584 board_info.addr = 0x08;
1585 board_info.platform_data = &a8293_pdata;
1586 request_module("a8293");
1587 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1588 if (client == NULL || client->dev.driver == NULL) {
1589 module_put(dvb->i2c_client_tuner->dev.driver->owner);
1590 i2c_unregister_device(dvb->i2c_client_tuner);
1591 module_put(dvb->i2c_client_demod->dev.driver->owner);
1592 i2c_unregister_device(dvb->i2c_client_demod);
1596 if (!try_module_get(client->dev.driver->owner)) {
1597 i2c_unregister_device(client);
1598 module_put(dvb->i2c_client_tuner->dev.driver->owner);
1599 i2c_unregister_device(dvb->i2c_client_tuner);
1600 module_put(dvb->i2c_client_demod->dev.driver->owner);
1601 i2c_unregister_device(dvb->i2c_client_demod);
1605 dvb->i2c_client_sec = client;
1608 case EM28178_BOARD_PCTV_292E:
1610 struct i2c_adapter *adapter;
1611 struct i2c_client *client;
1612 struct i2c_board_info info;
1613 struct si2168_config si2168_config;
1614 struct si2157_config si2157_config;
1617 memset(&si2168_config, 0, sizeof(si2168_config));
1618 si2168_config.i2c_adapter = &adapter;
1619 si2168_config.fe = &dvb->fe[0];
1620 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1621 memset(&info, 0, sizeof(struct i2c_board_info));
1622 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1624 info.platform_data = &si2168_config;
1625 request_module(info.type);
1626 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1627 if (client == NULL || client->dev.driver == NULL) {
1632 if (!try_module_get(client->dev.driver->owner)) {
1633 i2c_unregister_device(client);
1638 dvb->i2c_client_demod = client;
1641 memset(&si2157_config, 0, sizeof(si2157_config));
1642 si2157_config.fe = dvb->fe[0];
1643 si2157_config.if_port = 1;
1644 memset(&info, 0, sizeof(struct i2c_board_info));
1645 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1647 info.platform_data = &si2157_config;
1648 request_module(info.type);
1649 client = i2c_new_device(adapter, &info);
1650 if (client == NULL || client->dev.driver == NULL) {
1651 module_put(dvb->i2c_client_demod->dev.driver->owner);
1652 i2c_unregister_device(dvb->i2c_client_demod);
1657 if (!try_module_get(client->dev.driver->owner)) {
1658 i2c_unregister_device(client);
1659 module_put(dvb->i2c_client_demod->dev.driver->owner);
1660 i2c_unregister_device(dvb->i2c_client_demod);
1665 dvb->i2c_client_tuner = client;
1666 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
1669 case EM28178_BOARD_TERRATEC_T2_STICK_HD:
1671 struct i2c_adapter *adapter;
1672 struct i2c_client *client;
1673 struct i2c_board_info info;
1674 struct si2168_config si2168_config;
1675 struct si2157_config si2157_config;
1678 memset(&si2168_config, 0, sizeof(si2168_config));
1679 si2168_config.i2c_adapter = &adapter;
1680 si2168_config.fe = &dvb->fe[0];
1681 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1682 memset(&info, 0, sizeof(struct i2c_board_info));
1683 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1685 info.platform_data = &si2168_config;
1686 request_module(info.type);
1687 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1688 if (client == NULL || client->dev.driver == NULL) {
1693 if (!try_module_get(client->dev.driver->owner)) {
1694 i2c_unregister_device(client);
1699 dvb->i2c_client_demod = client;
1702 memset(&si2157_config, 0, sizeof(si2157_config));
1703 si2157_config.fe = dvb->fe[0];
1704 si2157_config.if_port = 0;
1705 memset(&info, 0, sizeof(struct i2c_board_info));
1706 strlcpy(info.type, "si2146", I2C_NAME_SIZE);
1708 info.platform_data = &si2157_config;
1709 request_module("si2157");
1710 client = i2c_new_device(adapter, &info);
1711 if (client == NULL || client->dev.driver == NULL) {
1712 module_put(dvb->i2c_client_demod->dev.driver->owner);
1713 i2c_unregister_device(dvb->i2c_client_demod);
1718 if (!try_module_get(client->dev.driver->owner)) {
1719 i2c_unregister_device(client);
1720 module_put(dvb->i2c_client_demod->dev.driver->owner);
1721 i2c_unregister_device(dvb->i2c_client_demod);
1726 dvb->i2c_client_tuner = client;
1730 em28xx_errdev("/2: The frontend of your DVB/ATSC card"
1731 " isn't supported yet\n");
1734 if (NULL == dvb->fe[0]) {
1735 em28xx_errdev("/2: frontend initialization failed\n");
1739 /* define general-purpose callback pointer */
1740 dvb->fe[0]->callback = em28xx_tuner_callback;
1742 dvb->fe[1]->callback = em28xx_tuner_callback;
1744 /* register everything */
1745 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
1750 em28xx_info("DVB extension successfully initialized\n");
1752 kref_get(&dev->ref);
1755 em28xx_set_mode(dev, EM28XX_SUSPEND);
1756 mutex_unlock(&dev->lock);
1765 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
1767 ops->set_voltage = NULL;
1769 ops->tuner_ops.sleep = NULL;
1772 static int em28xx_dvb_fini(struct em28xx *dev)
1774 struct em28xx_dvb *dvb;
1775 struct i2c_client *client;
1777 if (dev->is_audio_only) {
1778 /* Shouldn't initialize IR for this interface */
1782 if (!dev->board.has_dvb) {
1783 /* This device does not support the extension */
1790 em28xx_info("Closing DVB extension\n");
1794 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
1796 if (dev->disconnected) {
1797 /* We cannot tell the device to sleep
1798 * once it has been unplugged. */
1800 prevent_sleep(&dvb->fe[0]->ops);
1801 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
1804 prevent_sleep(&dvb->fe[1]->ops);
1805 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
1809 /* remove I2C SEC */
1810 client = dvb->i2c_client_sec;
1812 module_put(client->dev.driver->owner);
1813 i2c_unregister_device(client);
1816 /* remove I2C tuner */
1817 client = dvb->i2c_client_tuner;
1819 module_put(client->dev.driver->owner);
1820 i2c_unregister_device(client);
1823 /* remove I2C demod */
1824 client = dvb->i2c_client_demod;
1826 module_put(client->dev.driver->owner);
1827 i2c_unregister_device(client);
1830 em28xx_unregister_dvb(dvb);
1833 kref_put(&dev->ref, em28xx_free_device);
1838 static int em28xx_dvb_suspend(struct em28xx *dev)
1842 if (dev->is_audio_only)
1845 if (!dev->board.has_dvb)
1848 em28xx_info("Suspending DVB extension\n");
1850 struct em28xx_dvb *dvb = dev->dvb;
1853 ret = dvb_frontend_suspend(dvb->fe[0]);
1854 em28xx_info("fe0 suspend %d\n", ret);
1857 dvb_frontend_suspend(dvb->fe[1]);
1858 em28xx_info("fe1 suspend %d\n", ret);
1865 static int em28xx_dvb_resume(struct em28xx *dev)
1869 if (dev->is_audio_only)
1872 if (!dev->board.has_dvb)
1875 em28xx_info("Resuming DVB extension\n");
1877 struct em28xx_dvb *dvb = dev->dvb;
1880 ret = dvb_frontend_resume(dvb->fe[0]);
1881 em28xx_info("fe0 resume %d\n", ret);
1885 ret = dvb_frontend_resume(dvb->fe[1]);
1886 em28xx_info("fe1 resume %d\n", ret);
1893 static struct em28xx_ops dvb_ops = {
1895 .name = "Em28xx dvb Extension",
1896 .init = em28xx_dvb_init,
1897 .fini = em28xx_dvb_fini,
1898 .suspend = em28xx_dvb_suspend,
1899 .resume = em28xx_dvb_resume,
1902 static int __init em28xx_dvb_register(void)
1904 return em28xx_register_extension(&dvb_ops);
1907 static void __exit em28xx_dvb_unregister(void)
1909 em28xx_unregister_extension(&dvb_ops);
1912 module_init(em28xx_dvb_register);
1913 module_exit(em28xx_dvb_unregister);