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>
43 #include "mt352_priv.h" /* FIXME */
45 #include "drx39xyj/drx39xxj.h"
50 #include "tda18271c2dd.h"
57 #include "m88ds3103.h"
62 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
63 MODULE_LICENSE("GPL");
64 MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
65 MODULE_VERSION(EM28XX_VERSION);
67 static unsigned int debug;
68 module_param(debug, int, 0644);
69 MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
71 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
73 #define dprintk(level, fmt, arg...) do { \
75 printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->name, ## arg); \
79 struct dvb_frontend *fe[2];
81 /* feed count management */
85 /* general boilerplate stuff */
86 struct dvb_adapter adapter;
87 struct dvb_demux demux;
89 struct dmx_frontend fe_hw;
90 struct dmx_frontend fe_mem;
93 /* Due to DRX-K - probably need changes */
94 int (*gate_ctrl)(struct dvb_frontend *, int);
95 struct semaphore pll_mutex;
98 struct i2c_client *i2c_client_demod;
99 struct i2c_client *i2c_client_tuner;
100 struct i2c_client *i2c_client_sec;
103 static inline void print_err_status(struct em28xx *dev,
104 int packet, int status)
106 char *errmsg = "Unknown";
110 errmsg = "unlinked synchronuously";
113 errmsg = "unlinked asynchronuously";
116 errmsg = "Buffer error (overrun)";
119 errmsg = "Stalled (device not responding)";
122 errmsg = "Babble (bad cable?)";
125 errmsg = "Bit-stuff error (bad cable?)";
128 errmsg = "CRC/Timeout (could be anything)";
131 errmsg = "Device does not respond";
135 dprintk(1, "URB status %d [%s].\n", status, errmsg);
137 dprintk(1, "URB packet %d, status %d [%s].\n",
138 packet, status, errmsg);
142 static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
144 int xfer_bulk, num_packets, i;
149 if (dev->disconnected)
153 print_err_status(dev, -1, urb->status);
155 xfer_bulk = usb_pipebulk(urb->pipe);
157 if (xfer_bulk) /* bulk */
160 num_packets = urb->number_of_packets;
162 for (i = 0; i < num_packets; i++) {
164 if (urb->status < 0) {
165 print_err_status(dev, i, urb->status);
166 if (urb->status != -EPROTO)
169 if (!urb->actual_length)
171 dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
174 if (urb->iso_frame_desc[i].status < 0) {
175 print_err_status(dev, i,
176 urb->iso_frame_desc[i].status);
177 if (urb->iso_frame_desc[i].status != -EPROTO)
180 if (!urb->iso_frame_desc[i].actual_length)
182 dvb_dmx_swfilter(&dev->dvb->demux,
183 urb->transfer_buffer +
184 urb->iso_frame_desc[i].offset,
185 urb->iso_frame_desc[i].actual_length);
192 static int em28xx_start_streaming(struct em28xx_dvb *dvb)
195 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
196 struct em28xx *dev = i2c_bus->dev;
197 int dvb_max_packet_size, packet_multiplier, dvb_alt;
199 if (dev->dvb_xfer_bulk) {
200 if (!dev->dvb_ep_bulk)
202 dvb_max_packet_size = 512; /* USB 2.0 spec */
203 packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
206 if (!dev->dvb_ep_isoc)
208 dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
209 if (dvb_max_packet_size < 0)
210 return dvb_max_packet_size;
211 packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
212 dvb_alt = dev->dvb_alt_isoc;
215 usb_set_interface(dev->udev, dev->ifnum, dvb_alt);
216 rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
220 dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
223 dvb_max_packet_size, dvb_alt);
225 return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
230 em28xx_dvb_urb_data_copy);
233 static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
235 struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
236 struct em28xx *dev = i2c_bus->dev;
238 em28xx_stop_urbs(dev);
243 static int em28xx_start_feed(struct dvb_demux_feed *feed)
245 struct dvb_demux *demux = feed->demux;
246 struct em28xx_dvb *dvb = demux->priv;
249 if (!demux->dmx.frontend)
252 mutex_lock(&dvb->lock);
256 if (dvb->nfeeds == 1) {
257 ret = em28xx_start_streaming(dvb);
262 mutex_unlock(&dvb->lock);
266 static int em28xx_stop_feed(struct dvb_demux_feed *feed)
268 struct dvb_demux *demux = feed->demux;
269 struct em28xx_dvb *dvb = demux->priv;
272 mutex_lock(&dvb->lock);
275 if (0 == dvb->nfeeds)
276 err = em28xx_stop_streaming(dvb);
278 mutex_unlock(&dvb->lock);
283 /* ------------------------------------------------------------------ */
284 static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
286 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
287 struct em28xx *dev = i2c_bus->dev;
290 return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
292 return em28xx_set_mode(dev, EM28XX_SUSPEND);
295 /* ------------------------------------------------------------------ */
297 static struct lgdt330x_config em2880_lgdt3303_dev = {
298 .demod_address = 0x0e,
299 .demod_chip = LGDT3303,
302 static struct lgdt3305_config em2870_lgdt3304_dev = {
304 .demod_chip = LGDT3304,
305 .spectral_inversion = 1,
307 .mpeg_mode = LGDT3305_MPEG_PARALLEL,
308 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
309 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
314 static struct lgdt3305_config em2874_lgdt3305_dev = {
316 .demod_chip = LGDT3305,
317 .spectral_inversion = 1,
319 .mpeg_mode = LGDT3305_MPEG_SERIAL,
320 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
321 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
326 static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
328 .demod_chip = LGDT3305,
329 .spectral_inversion = 1,
331 .mpeg_mode = LGDT3305_MPEG_SERIAL,
332 .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
333 .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
338 static struct s921_config sharp_isdbt = {
339 .demod_address = 0x30 >> 1
342 static struct zl10353_config em28xx_zl10353_with_xc3028 = {
343 .demod_address = (0x1e >> 1),
349 static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
350 .demod_address = 0x32 >> 1,
351 .output_mode = S5H1409_PARALLEL_OUTPUT,
352 .gpio = S5H1409_GPIO_OFF,
353 .inversion = S5H1409_INVERSION_OFF,
354 .status_mode = S5H1409_DEMODLOCKING,
355 .mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK
358 static struct tda18271_std_map kworld_a340_std_map = {
359 .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
360 .if_lvl = 1, .rfagc_top = 0x37, },
361 .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
362 .if_lvl = 1, .rfagc_top = 0x37, },
365 static struct tda18271_config kworld_a340_config = {
366 .std_map = &kworld_a340_std_map,
369 static struct tda18271_config kworld_ub435q_v2_config = {
370 .std_map = &kworld_a340_std_map,
371 .gate = TDA18271_GATE_DIGITAL,
374 static struct tda18212_config kworld_ub435q_v3_config = {
379 static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
380 .demod_address = (0x1e >> 1),
382 .disable_i2c_gate_ctrl = 1,
387 static struct drxd_config em28xx_drxd = {
388 .demod_address = 0x70,
389 .demod_revision = 0xa2,
390 .pll_type = DRXD_PLL_NONE,
394 .disable_i2c_gate_ctrl = 1,
397 static struct drxk_config terratec_h5_drxk = {
401 .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
402 .qam_demod_parameter_count = 2,
405 static struct drxk_config hauppauge_930c_drxk = {
409 .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
411 .qam_demod_parameter_count = 2,
414 static struct drxk_config terratec_htc_stick_drxk = {
418 .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw",
420 .qam_demod_parameter_count = 2,
421 /* Required for the antenna_gpio to disable LNA. */
422 .antenna_dvbt = true,
423 /* The windows driver uses the same. This will disable LNA. */
427 static struct drxk_config maxmedia_ub425_tc_drxk = {
431 .microcode_name = "dvb-demod-drxk-01.fw",
433 .qam_demod_parameter_count = 2,
436 static struct drxk_config pctv_520e_drxk = {
439 .microcode_name = "dvb-demod-drxk-pctv.fw",
440 .qam_demod_parameter_count = 2,
442 .antenna_dvbt = true, /* disable LNA */
443 .antenna_gpio = (1 << 2), /* disable LNA */
446 static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
448 struct em28xx_dvb *dvb = fe->sec_priv;
455 down(&dvb->pll_mutex);
456 status = dvb->gate_ctrl(fe, 1);
458 status = dvb->gate_ctrl(fe, 0);
464 static void hauppauge_hvr930c_init(struct em28xx *dev)
468 struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
469 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
470 {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
471 {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
474 struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
475 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
476 {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
477 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
478 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
479 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
480 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
482 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
483 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
484 {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
485 {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
494 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
496 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
498 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
499 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
501 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
504 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
506 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
509 em28xx_gpio_set(dev, hauppauge_hvr930c_init);
510 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
512 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
515 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
517 for (i = 0; i < ARRAY_SIZE(regs); i++)
518 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
519 em28xx_gpio_set(dev, hauppauge_hvr930c_end);
523 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
526 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
531 static void terratec_h5_init(struct em28xx *dev)
534 struct em28xx_reg_seq terratec_h5_init[] = {
535 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
536 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
537 {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
538 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
541 struct em28xx_reg_seq terratec_h5_end[] = {
542 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
543 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
544 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
551 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
553 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
555 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
556 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
558 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
561 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
563 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
566 em28xx_gpio_set(dev, terratec_h5_init);
567 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
569 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
572 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
574 for (i = 0; i < ARRAY_SIZE(regs); i++)
575 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
576 em28xx_gpio_set(dev, terratec_h5_end);
579 static void terratec_htc_stick_init(struct em28xx *dev)
584 * GPIO configuration:
585 * 0xff: unknown (does not affect DVB-T).
586 * 0xf6: DRX-K (demodulator).
587 * 0xe6: unknown (does not affect DVB-T).
588 * 0xb6: unknown (does not affect DVB-T).
590 struct em28xx_reg_seq terratec_htc_stick_init[] = {
591 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
592 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
593 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
594 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
597 struct em28xx_reg_seq terratec_htc_stick_end[] = {
598 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
599 {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
604 * Init the analog decoder (not yet supported), but
605 * it's probably still a good idea.
611 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
613 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
615 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
618 em28xx_gpio_set(dev, terratec_htc_stick_init);
620 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
622 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
625 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
627 for (i = 0; i < ARRAY_SIZE(regs); i++)
628 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
630 em28xx_gpio_set(dev, terratec_htc_stick_end);
633 static void terratec_htc_usb_xs_init(struct em28xx *dev)
637 struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
638 {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
639 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
640 {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
641 {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
644 struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
645 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
646 {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
647 {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
652 * Init the analog decoder (not yet supported), but
653 * it's probably still a good idea.
659 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
661 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
663 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
664 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
666 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
669 {{ 0x00, 0x04, 0x00, 0x0a }, 4},
671 {{ 0x04, 0x14, 0x00, 0x00 }, 4},
674 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
676 em28xx_gpio_set(dev, terratec_htc_usb_xs_init);
678 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
680 em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
683 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
685 for (i = 0; i < ARRAY_SIZE(regs); i++)
686 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
688 em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
691 static void pctv_520e_init(struct em28xx *dev)
694 * Init AVF4910B analog decoder. Looks like I2C traffic to
695 * digital demodulator and tuner are routed via AVF4910B.
702 {{ 0x06, 0x02, 0x00, 0x31 }, 4},
704 {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
706 {{ 0x01, 0x00, 0xff, 0xaf }, 4},
707 {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
709 {{ 0x01, 0x00, 0x73, 0xaf }, 4},
712 dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
714 for (i = 0; i < ARRAY_SIZE(regs); i++)
715 i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
718 static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
720 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
721 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
722 struct em28xx *dev = i2c_bus->dev;
723 #ifdef CONFIG_GPIOLIB
724 struct em28xx_dvb *dvb = dev->dvb;
729 flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
731 flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
733 ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
735 em28xx_errdev("gpio request failed %d\n", ret);
737 gpio_free(dvb->lna_gpio);
741 dev_warn(&dev->udev->dev, "%s: LNA control is disabled (lna=%u)\n",
742 KBUILD_MODNAME, c->lna);
747 static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
749 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
750 struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
751 struct em28xx *dev = i2c_bus->dev;
759 return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
762 static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
764 /* Values extracted from a USB trace of the Terratec Windows driver */
765 static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
766 static u8 reset[] = { RESET, 0x80 };
767 static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
768 static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
769 static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
770 static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
771 static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
772 static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
773 static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
774 static u8 tuner_go[] = { TUNER_GO, 0x01};
776 mt352_write(fe, clock_config, sizeof(clock_config));
778 mt352_write(fe, reset, sizeof(reset));
779 mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
780 mt352_write(fe, agc_cfg, sizeof(agc_cfg));
781 mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
782 mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
783 mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
784 mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
785 mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
786 mt352_write(fe, tuner_go, sizeof(tuner_go));
790 static struct mt352_config terratec_xs_mt352_cfg = {
791 .demod_address = (0x1e >> 1),
794 .demod_init = em28xx_mt352_terratec_xs_init,
797 static struct tda10023_config em28xx_tda10023_config = {
798 .demod_address = 0x0c,
802 static struct cxd2820r_config em28xx_cxd2820r_config = {
803 .i2c_address = (0xd8 >> 1),
804 .ts_mode = CXD2820R_TS_SERIAL,
807 static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
808 .output_opt = TDA18271_OUTPUT_LT_OFF,
809 .gate = TDA18271_GATE_DIGITAL,
812 static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
813 .demod_address = (0x1e >> 1),
814 .disable_i2c_gate_ctrl = 1,
819 static struct mt2060_config em28xx_mt2060_config = {
823 static struct qt1010_config em28xx_qt1010_config = {
827 static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
828 .demod_address = 0x10,
832 static struct tda18271_std_map mb86a20s_tda18271_config = {
833 .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
834 .if_lvl = 1, .rfagc_top = 0x37, },
837 static struct tda18271_config c3tech_duo_tda18271_config = {
838 .std_map = &mb86a20s_tda18271_config,
839 .gate = TDA18271_GATE_DIGITAL,
840 .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
843 static const struct m88ds3103_config pctv_461e_m88ds3103_config = {
848 .ts_mode = M88DS3103_TS_PARALLEL,
854 static struct tda18271_std_map drx_j_std_map = {
855 .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
856 .rfagc_top = 0x37, },
857 .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
858 .rfagc_top = 0x37, },
861 static struct tda18271_config pinnacle_80e_dvb_config = {
862 .std_map = &drx_j_std_map,
863 .gate = TDA18271_GATE_DIGITAL,
864 .role = TDA18271_MASTER,
867 /* ------------------------------------------------------------------ */
869 static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
871 struct dvb_frontend *fe;
872 struct xc2028_config cfg;
873 struct xc2028_ctrl ctl;
875 memset(&cfg, 0, sizeof(cfg));
876 cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
879 memset(&ctl, 0, sizeof(ctl));
880 em28xx_setup_xc3028(dev, &ctl);
883 if (!dev->dvb->fe[0]) {
884 em28xx_errdev("/2: dvb frontend not attached. "
885 "Can't attach xc3028\n");
889 fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
891 em28xx_errdev("/2: xc3028 attach failed\n");
892 dvb_frontend_detach(dev->dvb->fe[0]);
893 dev->dvb->fe[0] = NULL;
897 em28xx_info("%s/2: xc3028 attached\n", dev->name);
902 /* ------------------------------------------------------------------ */
904 static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
905 struct em28xx *dev, struct device *device)
909 mutex_init(&dvb->lock);
911 /* register adapter */
912 result = dvb_register_adapter(&dvb->adapter, dev->name, module, device,
915 printk(KERN_WARNING "%s: dvb_register_adapter failed (errno = %d)\n",
919 #ifdef CONFIG_MEDIA_CONTROLLER_DVB
920 dvb->adapter.mdev = dev->media_dev;
923 /* Ensure all frontends negotiate bus access */
924 dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
926 dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
928 dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
930 /* register frontend */
931 result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
933 printk(KERN_WARNING "%s: dvb_register_frontend failed (errno = %d)\n",
938 /* register 2nd frontend */
940 result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
942 printk(KERN_WARNING "%s: 2nd dvb_register_frontend failed (errno = %d)\n",
948 /* register demux stuff */
949 dvb->demux.dmx.capabilities =
950 DMX_TS_FILTERING | DMX_SECTION_FILTERING |
951 DMX_MEMORY_BASED_FILTERING;
952 dvb->demux.priv = dvb;
953 dvb->demux.filternum = 256;
954 dvb->demux.feednum = 256;
955 dvb->demux.start_feed = em28xx_start_feed;
956 dvb->demux.stop_feed = em28xx_stop_feed;
958 result = dvb_dmx_init(&dvb->demux);
960 printk(KERN_WARNING "%s: dvb_dmx_init failed (errno = %d)\n",
965 dvb->dmxdev.filternum = 256;
966 dvb->dmxdev.demux = &dvb->demux.dmx;
967 dvb->dmxdev.capabilities = 0;
968 result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
970 printk(KERN_WARNING "%s: dvb_dmxdev_init failed (errno = %d)\n",
975 dvb->fe_hw.source = DMX_FRONTEND_0;
976 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
978 printk(KERN_WARNING "%s: add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
983 dvb->fe_mem.source = DMX_MEMORY_FE;
984 result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
986 printk(KERN_WARNING "%s: add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
991 result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
993 printk(KERN_WARNING "%s: connect_frontend failed (errno = %d)\n",
998 /* register network adapter */
999 dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
1001 result = dvb_create_media_graph(&dvb->adapter, false);
1003 goto fail_create_graph;
1008 dvb_net_release(&dvb->net);
1010 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1012 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1014 dvb_dmxdev_release(&dvb->dmxdev);
1016 dvb_dmx_release(&dvb->demux);
1019 dvb_unregister_frontend(dvb->fe[1]);
1020 dvb_unregister_frontend(dvb->fe[0]);
1023 dvb_frontend_detach(dvb->fe[1]);
1025 dvb_frontend_detach(dvb->fe[0]);
1026 dvb_unregister_adapter(&dvb->adapter);
1031 static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
1033 dvb_net_release(&dvb->net);
1034 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
1035 dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
1036 dvb_dmxdev_release(&dvb->dmxdev);
1037 dvb_dmx_release(&dvb->demux);
1039 dvb_unregister_frontend(dvb->fe[1]);
1040 dvb_unregister_frontend(dvb->fe[0]);
1041 if (dvb->fe[1] && !dvb->dont_attach_fe1)
1042 dvb_frontend_detach(dvb->fe[1]);
1043 dvb_frontend_detach(dvb->fe[0]);
1044 dvb_unregister_adapter(&dvb->adapter);
1047 static int em28xx_dvb_init(struct em28xx *dev)
1050 struct em28xx_dvb *dvb;
1052 if (dev->is_audio_only) {
1053 /* Shouldn't initialize IR for this interface */
1057 if (!dev->board.has_dvb) {
1058 /* This device does not support the extension */
1062 em28xx_info("Binding DVB extension\n");
1064 dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
1066 em28xx_info("em28xx_dvb: memory allocation failed\n");
1070 dvb->fe[0] = dvb->fe[1] = NULL;
1072 /* pre-allocate DVB usb transfer buffers */
1073 if (dev->dvb_xfer_bulk) {
1074 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1076 EM28XX_DVB_NUM_BUFS,
1078 EM28XX_DVB_BULK_PACKET_MULTIPLIER);
1080 result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
1082 EM28XX_DVB_NUM_BUFS,
1083 dev->dvb_max_pkt_size_isoc,
1084 EM28XX_DVB_NUM_ISOC_PACKETS);
1087 em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n");
1093 mutex_lock(&dev->lock);
1094 em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
1096 switch (dev->model) {
1097 case EM2874_BOARD_LEADERSHIP_ISDBT:
1098 dvb->fe[0] = dvb_attach(s921_attach,
1099 &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]);
1107 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
1108 case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
1109 case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
1110 case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
1111 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1112 &em2880_lgdt3303_dev,
1113 &dev->i2c_adap[dev->def_i2c_bus]);
1114 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1119 case EM2880_BOARD_KWORLD_DVB_310U:
1120 dvb->fe[0] = dvb_attach(zl10353_attach,
1121 &em28xx_zl10353_with_xc3028,
1122 &dev->i2c_adap[dev->def_i2c_bus]);
1123 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1128 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
1129 case EM2882_BOARD_TERRATEC_HYBRID_XS:
1130 case EM2880_BOARD_EMPIRE_DUAL_TV:
1131 dvb->fe[0] = dvb_attach(zl10353_attach,
1132 &em28xx_zl10353_xc3028_no_i2c_gate,
1133 &dev->i2c_adap[dev->def_i2c_bus]);
1134 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1139 case EM2880_BOARD_TERRATEC_HYBRID_XS:
1140 case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
1141 case EM2881_BOARD_PINNACLE_HYBRID_PRO:
1142 case EM2882_BOARD_DIKOM_DK300:
1143 case EM2882_BOARD_KWORLD_VS_DVBT:
1144 dvb->fe[0] = dvb_attach(zl10353_attach,
1145 &em28xx_zl10353_xc3028_no_i2c_gate,
1146 &dev->i2c_adap[dev->def_i2c_bus]);
1147 if (dvb->fe[0] == NULL) {
1148 /* This board could have either a zl10353 or a mt352.
1149 If the chip id isn't for zl10353, try mt352 */
1150 dvb->fe[0] = dvb_attach(mt352_attach,
1151 &terratec_xs_mt352_cfg,
1152 &dev->i2c_adap[dev->def_i2c_bus]);
1155 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1160 case EM2870_BOARD_TERRATEC_XS_MT2060:
1161 dvb->fe[0] = dvb_attach(zl10353_attach,
1162 &em28xx_zl10353_no_i2c_gate_dev,
1163 &dev->i2c_adap[dev->def_i2c_bus]);
1164 if (dvb->fe[0] != NULL) {
1165 dvb_attach(mt2060_attach, dvb->fe[0],
1166 &dev->i2c_adap[dev->def_i2c_bus],
1167 &em28xx_mt2060_config, 1220);
1170 case EM2870_BOARD_KWORLD_355U:
1171 dvb->fe[0] = dvb_attach(zl10353_attach,
1172 &em28xx_zl10353_no_i2c_gate_dev,
1173 &dev->i2c_adap[dev->def_i2c_bus]);
1174 if (dvb->fe[0] != NULL)
1175 dvb_attach(qt1010_attach, dvb->fe[0],
1176 &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config);
1178 case EM2883_BOARD_KWORLD_HYBRID_330U:
1179 case EM2882_BOARD_EVGA_INDTUBE:
1180 dvb->fe[0] = dvb_attach(s5h1409_attach,
1181 &em28xx_s5h1409_with_xc3028,
1182 &dev->i2c_adap[dev->def_i2c_bus]);
1183 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1188 case EM2882_BOARD_KWORLD_ATSC_315U:
1189 dvb->fe[0] = dvb_attach(lgdt330x_attach,
1190 &em2880_lgdt3303_dev,
1191 &dev->i2c_adap[dev->def_i2c_bus]);
1192 if (dvb->fe[0] != NULL) {
1193 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1194 &dev->i2c_adap[dev->def_i2c_bus],
1195 0x61, TUNER_THOMSON_DTT761X)) {
1201 case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
1202 case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
1203 dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
1204 &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev);
1205 if (em28xx_attach_xc3028(0x61, dev) < 0) {
1210 case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
1211 /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
1212 dvb->fe[0] = dvb_attach(tda10023_attach,
1213 &em28xx_tda10023_config,
1214 &dev->i2c_adap[dev->def_i2c_bus], 0x48);
1216 if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
1217 &dev->i2c_adap[dev->def_i2c_bus],
1218 0x60, TUNER_PHILIPS_CU1216L)) {
1224 case EM2870_BOARD_KWORLD_A340:
1225 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1226 &em2870_lgdt3304_dev,
1227 &dev->i2c_adap[dev->def_i2c_bus]);
1232 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1233 &dev->i2c_adap[dev->def_i2c_bus],
1234 &kworld_a340_config)) {
1235 dvb_frontend_detach(dvb->fe[0]);
1240 case EM28174_BOARD_PCTV_290E:
1241 /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
1242 dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
1244 dvb->fe[0] = dvb_attach(cxd2820r_attach,
1245 &em28xx_cxd2820r_config,
1246 &dev->i2c_adap[dev->def_i2c_bus],
1249 /* FE 0 attach tuner */
1250 if (!dvb_attach(tda18271_attach,
1253 &dev->i2c_adap[dev->def_i2c_bus],
1254 &em28xx_cxd2820r_tda18271_config)) {
1256 dvb_frontend_detach(dvb->fe[0]);
1261 #ifdef CONFIG_GPIOLIB
1262 /* enable LNA for DVB-T, DVB-T2 and DVB-C */
1263 result = gpio_request_one(dvb->lna_gpio,
1264 GPIOF_OUT_INIT_LOW, NULL);
1266 em28xx_errdev("gpio request failed %d\n",
1269 gpio_free(dvb->lna_gpio);
1271 result = 0; /* continue even set LNA fails */
1273 dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
1277 case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
1279 struct xc5000_config cfg;
1281 hauppauge_hvr930c_init(dev);
1283 dvb->fe[0] = dvb_attach(drxk_attach,
1284 &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
1289 /* FIXME: do we need a pll semaphore? */
1290 dvb->fe[0]->sec_priv = dvb;
1291 sema_init(&dvb->pll_mutex, 1);
1292 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1293 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1296 memset(&cfg, 0, sizeof(cfg));
1297 cfg.i2c_address = 0x61;
1300 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1301 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1302 if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus],
1307 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1308 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1312 case EM2884_BOARD_TERRATEC_H5:
1313 terratec_h5_init(dev);
1315 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
1320 /* FIXME: do we need a pll semaphore? */
1321 dvb->fe[0]->sec_priv = dvb;
1322 sema_init(&dvb->pll_mutex, 1);
1323 dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
1324 dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
1326 /* Attach tda18271 to DVB-C frontend */
1327 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1328 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
1329 if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
1333 if (dvb->fe[0]->ops.i2c_gate_ctrl)
1334 dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
1337 case EM2884_BOARD_C3TECH_DIGITAL_DUO:
1338 dvb->fe[0] = dvb_attach(mb86a20s_attach,
1339 &c3tech_duo_mb86a20s_config,
1340 &dev->i2c_adap[dev->def_i2c_bus]);
1341 if (dvb->fe[0] != NULL)
1342 dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1343 &dev->i2c_adap[dev->def_i2c_bus],
1344 &c3tech_duo_tda18271_config);
1346 case EM28174_BOARD_PCTV_460E: {
1347 struct i2c_client *client;
1348 struct i2c_board_info board_info;
1349 struct tda10071_platform_data tda10071_pdata = {};
1350 struct a8293_platform_data a8293_pdata = {};
1352 /* attach demod + tuner combo */
1353 tda10071_pdata.clk = 40444000, /* 40.444 MHz */
1354 tda10071_pdata.i2c_wr_max = 64,
1355 tda10071_pdata.ts_mode = TDA10071_TS_SERIAL,
1356 tda10071_pdata.pll_multiplier = 20,
1357 tda10071_pdata.tuner_i2c_addr = 0x14,
1358 memset(&board_info, 0, sizeof(board_info));
1359 strlcpy(board_info.type, "tda10071_cx24118", I2C_NAME_SIZE);
1360 board_info.addr = 0x55;
1361 board_info.platform_data = &tda10071_pdata;
1362 request_module("tda10071");
1363 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1364 if (client == NULL || client->dev.driver == NULL) {
1368 if (!try_module_get(client->dev.driver->owner)) {
1369 i2c_unregister_device(client);
1373 dvb->fe[0] = tda10071_pdata.get_dvb_frontend(client);
1374 dvb->i2c_client_demod = client;
1377 a8293_pdata.dvb_frontend = dvb->fe[0];
1378 memset(&board_info, 0, sizeof(board_info));
1379 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE);
1380 board_info.addr = 0x08;
1381 board_info.platform_data = &a8293_pdata;
1382 request_module("a8293");
1383 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1384 if (client == NULL || client->dev.driver == NULL) {
1385 module_put(dvb->i2c_client_demod->dev.driver->owner);
1386 i2c_unregister_device(dvb->i2c_client_demod);
1390 if (!try_module_get(client->dev.driver->owner)) {
1391 i2c_unregister_device(client);
1392 module_put(dvb->i2c_client_demod->dev.driver->owner);
1393 i2c_unregister_device(dvb->i2c_client_demod);
1397 dvb->i2c_client_sec = client;
1400 case EM2874_BOARD_DELOCK_61959:
1401 case EM2874_BOARD_MAXMEDIA_UB425_TC:
1402 /* attach demodulator */
1403 dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
1404 &dev->i2c_adap[dev->def_i2c_bus]);
1407 /* disable I2C-gate */
1408 dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
1411 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1412 &dev->i2c_adap[dev->def_i2c_bus],
1413 &em28xx_cxd2820r_tda18271_config)) {
1414 dvb_frontend_detach(dvb->fe[0]);
1420 case EM2884_BOARD_PCTV_510E:
1421 case EM2884_BOARD_PCTV_520E:
1422 pctv_520e_init(dev);
1424 /* attach demodulator */
1425 dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
1426 &dev->i2c_adap[dev->def_i2c_bus]);
1430 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1431 &dev->i2c_adap[dev->def_i2c_bus],
1432 &em28xx_cxd2820r_tda18271_config)) {
1433 dvb_frontend_detach(dvb->fe[0]);
1439 case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
1440 case EM2884_BOARD_CINERGY_HTC_STICK:
1441 terratec_htc_stick_init(dev);
1443 /* attach demodulator */
1444 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1445 &dev->i2c_adap[dev->def_i2c_bus]);
1451 /* Attach the demodulator. */
1452 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1453 &dev->i2c_adap[dev->def_i2c_bus],
1454 &em28xx_cxd2820r_tda18271_config)) {
1459 case EM2884_BOARD_TERRATEC_HTC_USB_XS:
1460 terratec_htc_usb_xs_init(dev);
1462 /* attach demodulator */
1463 dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
1464 &dev->i2c_adap[dev->def_i2c_bus]);
1470 /* Attach the demodulator. */
1471 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1472 &dev->i2c_adap[dev->def_i2c_bus],
1473 &em28xx_cxd2820r_tda18271_config)) {
1478 case EM2874_BOARD_KWORLD_UB435Q_V2:
1479 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1480 &em2874_lgdt3305_dev,
1481 &dev->i2c_adap[dev->def_i2c_bus]);
1487 /* Attach the demodulator. */
1488 if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1489 &dev->i2c_adap[dev->def_i2c_bus],
1490 &kworld_ub435q_v2_config)) {
1495 case EM2874_BOARD_KWORLD_UB435Q_V3:
1497 struct i2c_client *client;
1498 struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
1499 struct i2c_board_info board_info = {
1502 .platform_data = &kworld_ub435q_v3_config,
1505 dvb->fe[0] = dvb_attach(lgdt3305_attach,
1506 &em2874_lgdt3305_nogate_dev,
1507 &dev->i2c_adap[dev->def_i2c_bus]);
1514 kworld_ub435q_v3_config.fe = dvb->fe[0];
1515 request_module("tda18212");
1516 client = i2c_new_device(adapter, &board_info);
1517 if (client == NULL || client->dev.driver == NULL) {
1518 dvb_frontend_detach(dvb->fe[0]);
1523 if (!try_module_get(client->dev.driver->owner)) {
1524 i2c_unregister_device(client);
1525 dvb_frontend_detach(dvb->fe[0]);
1530 dvb->i2c_client_tuner = client;
1533 case EM2874_BOARD_PCTV_HD_MINI_80E:
1534 dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]);
1535 if (dvb->fe[0] != NULL) {
1536 dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
1537 &dev->i2c_adap[dev->def_i2c_bus],
1538 &pinnacle_80e_dvb_config);
1545 case EM28178_BOARD_PCTV_461E: {
1546 struct i2c_client *client;
1547 struct i2c_adapter *i2c_adapter;
1548 struct i2c_board_info board_info;
1549 struct m88ds3103_platform_data m88ds3103_pdata = {};
1550 struct ts2020_config ts2020_config = {};
1551 struct a8293_platform_data a8293_pdata = {};
1554 m88ds3103_pdata.clk = 27000000;
1555 m88ds3103_pdata.i2c_wr_max = 33;
1556 m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
1557 m88ds3103_pdata.ts_clk = 16000;
1558 m88ds3103_pdata.ts_clk_pol = 1;
1559 m88ds3103_pdata.agc = 0x99;
1560 memset(&board_info, 0, sizeof(board_info));
1561 strlcpy(board_info.type, "m88ds3103", I2C_NAME_SIZE);
1562 board_info.addr = 0x68;
1563 board_info.platform_data = &m88ds3103_pdata;
1564 request_module("m88ds3103");
1565 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1566 if (client == NULL || client->dev.driver == NULL) {
1570 if (!try_module_get(client->dev.driver->owner)) {
1571 i2c_unregister_device(client);
1575 dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(client);
1576 i2c_adapter = m88ds3103_pdata.get_i2c_adapter(client);
1577 dvb->i2c_client_demod = client;
1580 ts2020_config.fe = dvb->fe[0];
1581 memset(&board_info, 0, sizeof(board_info));
1582 strlcpy(board_info.type, "ts2022", I2C_NAME_SIZE);
1583 board_info.addr = 0x60;
1584 board_info.platform_data = &ts2020_config;
1585 request_module("ts2020");
1586 client = i2c_new_device(i2c_adapter, &board_info);
1587 if (client == NULL || client->dev.driver == NULL) {
1588 module_put(dvb->i2c_client_demod->dev.driver->owner);
1589 i2c_unregister_device(dvb->i2c_client_demod);
1593 if (!try_module_get(client->dev.driver->owner)) {
1594 i2c_unregister_device(client);
1595 module_put(dvb->i2c_client_demod->dev.driver->owner);
1596 i2c_unregister_device(dvb->i2c_client_demod);
1600 dvb->i2c_client_tuner = client;
1601 /* delegate signal strength measurement to tuner */
1602 dvb->fe[0]->ops.read_signal_strength =
1603 dvb->fe[0]->ops.tuner_ops.get_rf_strength;
1606 a8293_pdata.dvb_frontend = dvb->fe[0];
1607 memset(&board_info, 0, sizeof(board_info));
1608 strlcpy(board_info.type, "a8293", I2C_NAME_SIZE);
1609 board_info.addr = 0x08;
1610 board_info.platform_data = &a8293_pdata;
1611 request_module("a8293");
1612 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &board_info);
1613 if (client == NULL || client->dev.driver == NULL) {
1614 module_put(dvb->i2c_client_tuner->dev.driver->owner);
1615 i2c_unregister_device(dvb->i2c_client_tuner);
1616 module_put(dvb->i2c_client_demod->dev.driver->owner);
1617 i2c_unregister_device(dvb->i2c_client_demod);
1621 if (!try_module_get(client->dev.driver->owner)) {
1622 i2c_unregister_device(client);
1623 module_put(dvb->i2c_client_tuner->dev.driver->owner);
1624 i2c_unregister_device(dvb->i2c_client_tuner);
1625 module_put(dvb->i2c_client_demod->dev.driver->owner);
1626 i2c_unregister_device(dvb->i2c_client_demod);
1630 dvb->i2c_client_sec = client;
1633 case EM28178_BOARD_PCTV_292E:
1635 struct i2c_adapter *adapter;
1636 struct i2c_client *client;
1637 struct i2c_board_info info;
1638 struct si2168_config si2168_config;
1639 struct si2157_config si2157_config;
1642 memset(&si2168_config, 0, sizeof(si2168_config));
1643 si2168_config.i2c_adapter = &adapter;
1644 si2168_config.fe = &dvb->fe[0];
1645 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1646 memset(&info, 0, sizeof(struct i2c_board_info));
1647 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1649 info.platform_data = &si2168_config;
1650 request_module(info.type);
1651 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1652 if (client == NULL || client->dev.driver == NULL) {
1657 if (!try_module_get(client->dev.driver->owner)) {
1658 i2c_unregister_device(client);
1663 dvb->i2c_client_demod = client;
1666 memset(&si2157_config, 0, sizeof(si2157_config));
1667 si2157_config.fe = dvb->fe[0];
1668 si2157_config.if_port = 1;
1669 memset(&info, 0, sizeof(struct i2c_board_info));
1670 strlcpy(info.type, "si2157", I2C_NAME_SIZE);
1672 info.platform_data = &si2157_config;
1673 request_module(info.type);
1674 client = i2c_new_device(adapter, &info);
1675 if (client == NULL || client->dev.driver == NULL) {
1676 module_put(dvb->i2c_client_demod->dev.driver->owner);
1677 i2c_unregister_device(dvb->i2c_client_demod);
1682 if (!try_module_get(client->dev.driver->owner)) {
1683 i2c_unregister_device(client);
1684 module_put(dvb->i2c_client_demod->dev.driver->owner);
1685 i2c_unregister_device(dvb->i2c_client_demod);
1690 dvb->i2c_client_tuner = client;
1691 dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
1694 case EM28178_BOARD_TERRATEC_T2_STICK_HD:
1696 struct i2c_adapter *adapter;
1697 struct i2c_client *client;
1698 struct i2c_board_info info;
1699 struct si2168_config si2168_config;
1700 struct si2157_config si2157_config;
1703 memset(&si2168_config, 0, sizeof(si2168_config));
1704 si2168_config.i2c_adapter = &adapter;
1705 si2168_config.fe = &dvb->fe[0];
1706 si2168_config.ts_mode = SI2168_TS_PARALLEL;
1707 memset(&info, 0, sizeof(struct i2c_board_info));
1708 strlcpy(info.type, "si2168", I2C_NAME_SIZE);
1710 info.platform_data = &si2168_config;
1711 request_module(info.type);
1712 client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
1713 if (client == NULL || client->dev.driver == NULL) {
1718 if (!try_module_get(client->dev.driver->owner)) {
1719 i2c_unregister_device(client);
1724 dvb->i2c_client_demod = client;
1727 memset(&si2157_config, 0, sizeof(si2157_config));
1728 si2157_config.fe = dvb->fe[0];
1729 si2157_config.if_port = 0;
1730 memset(&info, 0, sizeof(struct i2c_board_info));
1731 strlcpy(info.type, "si2146", I2C_NAME_SIZE);
1733 info.platform_data = &si2157_config;
1734 request_module("si2157");
1735 client = i2c_new_device(adapter, &info);
1736 if (client == NULL || client->dev.driver == NULL) {
1737 module_put(dvb->i2c_client_demod->dev.driver->owner);
1738 i2c_unregister_device(dvb->i2c_client_demod);
1743 if (!try_module_get(client->dev.driver->owner)) {
1744 i2c_unregister_device(client);
1745 module_put(dvb->i2c_client_demod->dev.driver->owner);
1746 i2c_unregister_device(dvb->i2c_client_demod);
1751 dvb->i2c_client_tuner = client;
1755 em28xx_errdev("/2: The frontend of your DVB/ATSC card"
1756 " isn't supported yet\n");
1759 if (NULL == dvb->fe[0]) {
1760 em28xx_errdev("/2: frontend initialization failed\n");
1764 /* define general-purpose callback pointer */
1765 dvb->fe[0]->callback = em28xx_tuner_callback;
1767 dvb->fe[1]->callback = em28xx_tuner_callback;
1769 /* register everything */
1770 result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->udev->dev);
1775 em28xx_info("DVB extension successfully initialized\n");
1777 kref_get(&dev->ref);
1780 em28xx_set_mode(dev, EM28XX_SUSPEND);
1781 mutex_unlock(&dev->lock);
1790 static inline void prevent_sleep(struct dvb_frontend_ops *ops)
1792 ops->set_voltage = NULL;
1794 ops->tuner_ops.sleep = NULL;
1797 static int em28xx_dvb_fini(struct em28xx *dev)
1799 struct em28xx_dvb *dvb;
1800 struct i2c_client *client;
1802 if (dev->is_audio_only) {
1803 /* Shouldn't initialize IR for this interface */
1807 if (!dev->board.has_dvb) {
1808 /* This device does not support the extension */
1815 em28xx_info("Closing DVB extension\n");
1819 em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
1821 if (dev->disconnected) {
1822 /* We cannot tell the device to sleep
1823 * once it has been unplugged. */
1825 prevent_sleep(&dvb->fe[0]->ops);
1826 dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
1829 prevent_sleep(&dvb->fe[1]->ops);
1830 dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
1834 /* remove I2C SEC */
1835 client = dvb->i2c_client_sec;
1837 module_put(client->dev.driver->owner);
1838 i2c_unregister_device(client);
1841 /* remove I2C tuner */
1842 client = dvb->i2c_client_tuner;
1844 module_put(client->dev.driver->owner);
1845 i2c_unregister_device(client);
1848 /* remove I2C demod */
1849 client = dvb->i2c_client_demod;
1851 module_put(client->dev.driver->owner);
1852 i2c_unregister_device(client);
1855 em28xx_unregister_dvb(dvb);
1858 kref_put(&dev->ref, em28xx_free_device);
1863 static int em28xx_dvb_suspend(struct em28xx *dev)
1867 if (dev->is_audio_only)
1870 if (!dev->board.has_dvb)
1873 em28xx_info("Suspending DVB extension\n");
1875 struct em28xx_dvb *dvb = dev->dvb;
1878 ret = dvb_frontend_suspend(dvb->fe[0]);
1879 em28xx_info("fe0 suspend %d\n", ret);
1882 dvb_frontend_suspend(dvb->fe[1]);
1883 em28xx_info("fe1 suspend %d\n", ret);
1890 static int em28xx_dvb_resume(struct em28xx *dev)
1894 if (dev->is_audio_only)
1897 if (!dev->board.has_dvb)
1900 em28xx_info("Resuming DVB extension\n");
1902 struct em28xx_dvb *dvb = dev->dvb;
1905 ret = dvb_frontend_resume(dvb->fe[0]);
1906 em28xx_info("fe0 resume %d\n", ret);
1910 ret = dvb_frontend_resume(dvb->fe[1]);
1911 em28xx_info("fe1 resume %d\n", ret);
1918 static struct em28xx_ops dvb_ops = {
1920 .name = "Em28xx dvb Extension",
1921 .init = em28xx_dvb_init,
1922 .fini = em28xx_dvb_fini,
1923 .suspend = em28xx_dvb_suspend,
1924 .resume = em28xx_dvb_resume,
1927 static int __init em28xx_dvb_register(void)
1929 return em28xx_register_extension(&dvb_ops);
1932 static void __exit em28xx_dvb_unregister(void)
1934 em28xx_unregister_extension(&dvb_ops);
1937 module_init(em28xx_dvb_register);
1938 module_exit(em28xx_dvb_unregister);