2 Frontend/Card driver for TwinHan DST Frontend
3 Copyright (C) 2003 Jamie Honan
4 Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com)
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <linux/kernel.h>
22 #include <linux/module.h>
23 #include <linux/init.h>
24 #include <linux/string.h>
25 #include <linux/slab.h>
26 #include <linux/vmalloc.h>
27 #include <linux/delay.h>
28 #include <asm/div64.h>
29 #include "dvb_frontend.h"
31 #include "dst_common.h"
33 static unsigned int verbose = 1;
34 module_param(verbose, int, 0644);
35 MODULE_PARM_DESC(verbose, "verbose startup messages, default is 1 (yes)");
37 static unsigned int dst_addons;
38 module_param(dst_addons, int, 0644);
39 MODULE_PARM_DESC(dst_addons, "CA daughterboard, default is 0 (No addons)");
41 static unsigned int dst_algo;
42 module_param(dst_algo, int, 0644);
43 MODULE_PARM_DESC(dst_algo, "tuning algo: default is 0=(SW), 1=(HW)");
46 #define ATTEMPT_TUNE 2
54 #define dprintk(x, y, z, format, arg...) do { \
56 if ((x > DST_ERROR) && (x > y)) \
57 printk(KERN_ERR "%s: " format "\n", __FUNCTION__ , ##arg); \
58 else if ((x > DST_NOTICE) && (x > y)) \
59 printk(KERN_NOTICE "%s: " format "\n", __FUNCTION__ , ##arg); \
60 else if ((x > DST_INFO) && (x > y)) \
61 printk(KERN_INFO "%s: " format "\n", __FUNCTION__ , ##arg); \
62 else if ((x > DST_DEBUG) && (x > y)) \
63 printk(KERN_DEBUG "%s: " format "\n", __FUNCTION__ , ##arg); \
66 printk(format, ##arg); \
71 static void dst_packsize(struct dst_state *state, int psize)
73 union dst_gpio_packet bits;
76 bt878_device_control(state->bt, DST_IG_TS, &bits);
79 int dst_gpio_outb(struct dst_state *state, u32 mask, u32 enbb, u32 outhigh, int delay)
81 union dst_gpio_packet enb;
82 union dst_gpio_packet bits;
86 enb.enb.enable = enbb;
88 dprintk(verbose, DST_INFO, 1, "mask=[%04x], enbb=[%04x], outhigh=[%04x]", mask, enbb, outhigh);
89 if ((err = bt878_device_control(state->bt, DST_IG_ENABLE, &enb)) < 0) {
90 dprintk(verbose, DST_INFO, 1, "dst_gpio_enb error (err == %i, mask == %02x, enb == %02x)", err, mask, enbb);
94 /* because complete disabling means no output, no need to do output packet */
99 bits.outp.mask = enbb;
100 bits.outp.highvals = outhigh;
101 if ((err = bt878_device_control(state->bt, DST_IG_WRITE, &bits)) < 0) {
102 dprintk(verbose, DST_INFO, 1, "dst_gpio_outb error (err == %i, enbb == %02x, outhigh == %02x)", err, enbb, outhigh);
108 EXPORT_SYMBOL(dst_gpio_outb);
110 int dst_gpio_inb(struct dst_state *state, u8 *result)
112 union dst_gpio_packet rd_packet;
116 if ((err = bt878_device_control(state->bt, DST_IG_READ, &rd_packet)) < 0) {
117 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb error (err == %i)\n", err);
120 *result = (u8) rd_packet.rd.value;
124 EXPORT_SYMBOL(dst_gpio_inb);
126 int rdc_reset_state(struct dst_state *state)
128 dprintk(verbose, DST_INFO, 1, "Resetting state machine");
129 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, 0, NO_DELAY) < 0) {
130 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
134 if (dst_gpio_outb(state, RDC_8820_INT, RDC_8820_INT, RDC_8820_INT, NO_DELAY) < 0) {
135 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
142 EXPORT_SYMBOL(rdc_reset_state);
144 int rdc_8820_reset(struct dst_state *state)
146 dprintk(verbose, DST_DEBUG, 1, "Resetting DST");
147 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, 0, NO_DELAY) < 0) {
148 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
152 if (dst_gpio_outb(state, RDC_8820_RESET, RDC_8820_RESET, RDC_8820_RESET, DELAY) < 0) {
153 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
159 EXPORT_SYMBOL(rdc_8820_reset);
161 int dst_pio_enable(struct dst_state *state)
163 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_ENABLE, 0, NO_DELAY) < 0) {
164 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
171 EXPORT_SYMBOL(dst_pio_enable);
173 int dst_pio_disable(struct dst_state *state)
175 if (dst_gpio_outb(state, ~0, RDC_8820_PIO_0_DISABLE, RDC_8820_PIO_0_DISABLE, NO_DELAY) < 0) {
176 dprintk(verbose, DST_ERROR, 1, "dst_gpio_outb ERROR !");
179 if (state->type_flags & DST_TYPE_HAS_FW_1)
184 EXPORT_SYMBOL(dst_pio_disable);
186 int dst_wait_dst_ready(struct dst_state *state, u8 delay_mode)
191 for (i = 0; i < 200; i++) {
192 if (dst_gpio_inb(state, &reply) < 0) {
193 dprintk(verbose, DST_ERROR, 1, "dst_gpio_inb ERROR !");
196 if ((reply & RDC_8820_PIO_0_ENABLE) == 0) {
197 dprintk(verbose, DST_INFO, 1, "dst wait ready after %d", i);
202 dprintk(verbose, DST_NOTICE, 1, "dst wait NOT ready after %d", i);
206 EXPORT_SYMBOL(dst_wait_dst_ready);
208 int dst_error_recovery(struct dst_state *state)
210 dprintk(verbose, DST_NOTICE, 1, "Trying to return from previous errors.");
211 dst_pio_disable(state);
213 dst_pio_enable(state);
218 EXPORT_SYMBOL(dst_error_recovery);
220 int dst_error_bailout(struct dst_state *state)
222 dprintk(verbose, DST_INFO, 1, "Trying to bailout from previous error.");
223 rdc_8820_reset(state);
224 dst_pio_disable(state);
229 EXPORT_SYMBOL(dst_error_bailout);
231 int dst_comm_init(struct dst_state *state)
233 dprintk(verbose, DST_INFO, 1, "Initializing DST.");
234 if ((dst_pio_enable(state)) < 0) {
235 dprintk(verbose, DST_ERROR, 1, "PIO Enable Failed");
238 if ((rdc_reset_state(state)) < 0) {
239 dprintk(verbose, DST_ERROR, 1, "RDC 8820 State RESET Failed.");
242 if (state->type_flags & DST_TYPE_HAS_FW_1)
249 EXPORT_SYMBOL(dst_comm_init);
251 int write_dst(struct dst_state *state, u8 *data, u8 len)
253 struct i2c_msg msg = {
254 .addr = state->config->demod_address,
263 dprintk(verbose, DST_NOTICE, 0, "writing [ ");
264 for (i = 0; i < len; i++)
265 dprintk(verbose, DST_NOTICE, 0, "%02x ", data[i]);
266 dprintk(verbose, DST_NOTICE, 0, "]\n");
268 for (cnt = 0; cnt < 2; cnt++) {
269 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
270 dprintk(verbose, DST_INFO, 1, "_write_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, data[0]);
271 dst_error_recovery(state);
277 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
278 dst_error_bailout(state);
285 EXPORT_SYMBOL(write_dst);
287 int read_dst(struct dst_state *state, u8 *ret, u8 len)
289 struct i2c_msg msg = {
290 .addr = state->config->demod_address,
299 for (cnt = 0; cnt < 2; cnt++) {
300 if ((err = i2c_transfer(state->i2c, &msg, 1)) < 0) {
301 dprintk(verbose, DST_INFO, 1, "read_dst error (err == %i, len == 0x%02x, b0 == 0x%02x)", err, len, ret[0]);
302 dst_error_recovery(state);
308 dprintk(verbose, DST_INFO, 1, "RDC 8820 RESET");
309 dst_error_bailout(state);
313 dprintk(verbose, DST_DEBUG, 1, "reply is 0x%x", ret[0]);
314 for (err = 1; err < len; err++)
315 dprintk(verbose, DST_DEBUG, 0, " 0x%x", ret[err]);
317 dprintk(verbose, DST_DEBUG, 0, "\n");
321 EXPORT_SYMBOL(read_dst);
323 static int dst_set_polarization(struct dst_state *state)
325 switch (state->voltage) {
326 case SEC_VOLTAGE_13: /* Vertical */
327 dprintk(verbose, DST_INFO, 1, "Polarization=[Vertical]");
328 state->tx_tuna[8] &= ~0x40;
330 case SEC_VOLTAGE_18: /* Horizontal */
331 dprintk(verbose, DST_INFO, 1, "Polarization=[Horizontal]");
332 state->tx_tuna[8] |= 0x40;
334 case SEC_VOLTAGE_OFF:
341 static int dst_set_freq(struct dst_state *state, u32 freq)
343 state->frequency = freq;
344 dprintk(verbose, DST_INFO, 1, "set Frequency %u", freq);
346 if (state->dst_type == DST_TYPE_IS_SAT) {
348 if (freq < 950 || freq > 2150)
350 state->tx_tuna[2] = (freq >> 8);
351 state->tx_tuna[3] = (u8) freq;
352 state->tx_tuna[4] = 0x01;
353 state->tx_tuna[8] &= ~0x04;
354 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
356 state->tx_tuna[8] |= 0x04;
358 } else if (state->dst_type == DST_TYPE_IS_TERR) {
360 if (freq < 137000 || freq > 858000)
362 state->tx_tuna[2] = (freq >> 16) & 0xff;
363 state->tx_tuna[3] = (freq >> 8) & 0xff;
364 state->tx_tuna[4] = (u8) freq;
365 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
367 state->tx_tuna[2] = (freq >> 16) & 0xff;
368 state->tx_tuna[3] = (freq >> 8) & 0xff;
369 state->tx_tuna[4] = (u8) freq;
370 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
372 if (freq < 51000 || freq > 858000)
374 state->tx_tuna[2] = (freq >> 16) & 0xff;
375 state->tx_tuna[3] = (freq >> 8) & 0xff;
376 state->tx_tuna[4] = (u8) freq;
377 state->tx_tuna[5] = 0x00; /* ATSC */
378 state->tx_tuna[6] = 0x00;
379 if (state->dst_hw_cap & DST_TYPE_HAS_ANALOG)
380 state->tx_tuna[7] = 0x00; /* Digital */
387 static int dst_set_bandwidth(struct dst_state *state, fe_bandwidth_t bandwidth)
389 state->bandwidth = bandwidth;
391 if (state->dst_type != DST_TYPE_IS_TERR)
395 case BANDWIDTH_6_MHZ:
396 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
397 state->tx_tuna[7] = 0x06;
399 state->tx_tuna[6] = 0x06;
400 state->tx_tuna[7] = 0x00;
403 case BANDWIDTH_7_MHZ:
404 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
405 state->tx_tuna[7] = 0x07;
407 state->tx_tuna[6] = 0x07;
408 state->tx_tuna[7] = 0x00;
411 case BANDWIDTH_8_MHZ:
412 if (state->dst_hw_cap & DST_TYPE_HAS_CA)
413 state->tx_tuna[7] = 0x08;
415 state->tx_tuna[6] = 0x08;
416 state->tx_tuna[7] = 0x00;
426 static int dst_set_inversion(struct dst_state *state, fe_spectral_inversion_t inversion)
428 state->inversion = inversion;
430 case INVERSION_OFF: /* Inversion = Normal */
431 state->tx_tuna[8] &= ~0x80;
434 state->tx_tuna[8] |= 0x80;
443 static int dst_set_fec(struct dst_state *state, fe_code_rate_t fec)
449 static fe_code_rate_t dst_get_fec(struct dst_state *state)
454 static int dst_set_symbolrate(struct dst_state *state, u32 srate)
459 state->symbol_rate = srate;
460 if (state->dst_type == DST_TYPE_IS_TERR) {
463 dprintk(verbose, DST_INFO, 1, "set symrate %u", srate);
465 if (state->type_flags & DST_TYPE_HAS_SYMDIV) {
469 symcalc = (u32) sval;
470 dprintk(verbose, DST_INFO, 1, "set symcalc %u", symcalc);
471 state->tx_tuna[5] = (u8) (symcalc >> 12);
472 state->tx_tuna[6] = (u8) (symcalc >> 4);
473 state->tx_tuna[7] = (u8) (symcalc << 4);
475 state->tx_tuna[5] = (u8) (srate >> 16) & 0x7f;
476 state->tx_tuna[6] = (u8) (srate >> 8);
477 state->tx_tuna[7] = (u8) srate;
479 state->tx_tuna[8] &= ~0x20;
480 if (state->type_flags & DST_TYPE_HAS_OBS_REGS) {
482 state->tx_tuna[8] |= 0x20;
488 static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation)
490 if (state->dst_type != DST_TYPE_IS_CABLE)
493 state->modulation = modulation;
494 switch (modulation) {
496 state->tx_tuna[8] = 0x10;
499 state->tx_tuna[8] = 0x20;
502 state->tx_tuna[8] = 0x40;
505 state->tx_tuna[8] = 0x80;
508 state->tx_tuna[8] = 0x00;
522 static fe_modulation_t dst_get_modulation(struct dst_state *state)
524 return state->modulation;
528 u8 dst_check_sum(u8 *buf, u32 len)
534 for (i = 0; i < len; i++) {
539 EXPORT_SYMBOL(dst_check_sum);
541 static void dst_type_flags_print(u32 type_flags)
543 dprintk(verbose, DST_ERROR, 0, "DST type flags :");
544 if (type_flags & DST_TYPE_HAS_NEWTUNE)
545 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner", DST_TYPE_HAS_NEWTUNE);
546 if (type_flags & DST_TYPE_HAS_NEWTUNE_2)
547 dprintk(verbose, DST_ERROR, 0, " 0x%x newtuner 2", DST_TYPE_HAS_NEWTUNE_2);
548 if (type_flags & DST_TYPE_HAS_TS204)
549 dprintk(verbose, DST_ERROR, 0, " 0x%x ts204", DST_TYPE_HAS_TS204);
550 if (type_flags & DST_TYPE_HAS_SYMDIV)
551 dprintk(verbose, DST_ERROR, 0, " 0x%x symdiv", DST_TYPE_HAS_SYMDIV);
552 if (type_flags & DST_TYPE_HAS_FW_1)
553 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 1", DST_TYPE_HAS_FW_1);
554 if (type_flags & DST_TYPE_HAS_FW_2)
555 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 2", DST_TYPE_HAS_FW_2);
556 if (type_flags & DST_TYPE_HAS_FW_3)
557 dprintk(verbose, DST_ERROR, 0, " 0x%x firmware version = 3", DST_TYPE_HAS_FW_3);
558 dprintk(verbose, DST_ERROR, 0, "\n");
562 static int dst_type_print(u8 type)
566 case DST_TYPE_IS_SAT:
570 case DST_TYPE_IS_TERR:
571 otype = "terrestrial";
574 case DST_TYPE_IS_CABLE:
578 case DST_TYPE_IS_ATSC:
583 dprintk(verbose, DST_INFO, 1, "invalid dst type %d", type);
586 dprintk(verbose, DST_INFO, 1, "DST type: %s", otype);
591 struct tuner_types tuner_list[] = {
594 .tuner_name = "L 64724",
600 .tuner_name = "STV 0299",
601 .board_name = "VP1030"
606 .tuner_name = "MB 86A15",
607 .board_name = "VP1025"
612 .tuner_name = "NXT 200x",
613 .board_name = "VP3250"
622 VP-1020 DST-MOT LG(old), TS=188
624 VP-1020 DST-03T LG(new), TS=204
625 VP-1022 DST-03T LG(new), TS=204
626 VP-1025 DST-03T LG(new), TS=204
628 VP-1030 DSTMCI, LG(new), TS=188
629 VP-1032 DSTMCI, LG(new), TS=188
633 VP-2030 DCT-CI, Samsung, TS=204
634 VP-2021 DCT-CI, Unknown, TS=204
635 VP-2031 DCT-CI, Philips, TS=188
636 VP-2040 DCT-CI, Philips, TS=188, with CA daughter board
637 VP-2040 DCT-CI, Philips, TS=204, without CA daughter board
641 VP-3050 DTTNXT TS=188
642 VP-3040 DTT-CI, Philips, TS=188
643 VP-3040 DTT-CI, Philips, TS=204
647 VP-3220 ATSCDI, TS=188
648 VP-3250 ATSCAD, TS=188
652 static struct dst_types dst_tlist[] = {
654 .device_id = "200103A",
656 .dst_type = DST_TYPE_IS_SAT,
657 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS,
663 .device_id = "DST-020",
665 .dst_type = DST_TYPE_IS_SAT,
666 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
672 .device_id = "DST-030",
674 .dst_type = DST_TYPE_IS_SAT,
675 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
681 .device_id = "DST-03T",
683 .dst_type = DST_TYPE_IS_SAT,
684 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_2,
685 .dst_feature = DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_DISEQC5
686 | DST_TYPE_HAS_MAC | DST_TYPE_HAS_MOTO,
687 .tuner_type = TUNER_TYPE_MULTI
691 .device_id = "DST-MOT",
693 .dst_type = DST_TYPE_IS_SAT,
694 .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1,
700 .device_id = "DST-CI",
702 .dst_type = DST_TYPE_IS_SAT,
703 .type_flags = DST_TYPE_HAS_TS204 | DST_TYPE_HAS_FW_1,
704 .dst_feature = DST_TYPE_HAS_CA,
706 }, /* An OEM board */
709 .device_id = "DSTMCI",
711 .dst_type = DST_TYPE_IS_SAT,
712 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT,
713 .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4
714 | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC,
715 .tuner_type = TUNER_TYPE_MULTI
719 .device_id = "DSTFCI",
721 .dst_type = DST_TYPE_IS_SAT,
722 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_1,
725 }, /* unknown to vendor */
728 .device_id = "DCT-CI",
730 .dst_type = DST_TYPE_IS_CABLE,
731 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_FW_2,
732 .dst_feature = DST_TYPE_HAS_CA,
737 .device_id = "DCTNEW",
739 .dst_type = DST_TYPE_IS_CABLE,
740 .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_3 | DST_TYPE_HAS_FW_BUILD,
746 .device_id = "DTT-CI",
748 .dst_type = DST_TYPE_IS_TERR,
749 .type_flags = DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_MULTI_FE,
750 .dst_feature = DST_TYPE_HAS_CA,
755 .device_id = "DTTDIG",
757 .dst_type = DST_TYPE_IS_TERR,
758 .type_flags = DST_TYPE_HAS_FW_2,
764 .device_id = "DTTNXT",
766 .dst_type = DST_TYPE_IS_TERR,
767 .type_flags = DST_TYPE_HAS_FW_2,
768 .dst_feature = DST_TYPE_HAS_ANALOG,
773 .device_id = "ATSCDI",
775 .dst_type = DST_TYPE_IS_ATSC,
776 .type_flags = DST_TYPE_HAS_FW_2,
782 .device_id = "ATSCAD",
784 .dst_type = DST_TYPE_IS_ATSC,
785 .type_flags = DST_TYPE_HAS_MULTI_FE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD,
786 .dst_feature = DST_TYPE_HAS_MAC | DST_TYPE_HAS_ANALOG,
794 static int dst_get_mac(struct dst_state *state)
796 u8 get_mac[] = { 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
797 get_mac[7] = dst_check_sum(get_mac, 7);
798 if (dst_command(state, get_mac, 8) < 0) {
799 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
802 memset(&state->mac_address, '\0', 8);
803 memcpy(&state->mac_address, &state->rxbuffer, 6);
804 dprintk(verbose, DST_ERROR, 1, "MAC Address=[%02x:%02x:%02x:%02x:%02x:%02x]",
805 state->mac_address[0], state->mac_address[1], state->mac_address[2],
806 state->mac_address[4], state->mac_address[5], state->mac_address[6]);
811 static int dst_fw_ver(struct dst_state *state)
813 u8 get_ver[] = { 0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
814 get_ver[7] = dst_check_sum(get_ver, 7);
815 if (dst_command(state, get_ver, 8) < 0) {
816 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
819 memset(&state->fw_version, '\0', 8);
820 memcpy(&state->fw_version, &state->rxbuffer, 8);
821 dprintk(verbose, DST_ERROR, 1, "Firmware Ver = %x.%x Build = %02x, on %x:%x, %x-%x-20%02x",
822 state->fw_version[0] >> 4, state->fw_version[0] & 0x0f,
823 state->fw_version[1],
824 state->fw_version[5], state->fw_version[6],
825 state->fw_version[4], state->fw_version[3], state->fw_version[2]);
830 static int dst_card_type(struct dst_state *state)
833 struct tuner_types *p_tuner_list = NULL;
835 u8 get_type[] = { 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
836 get_type[7] = dst_check_sum(get_type, 7);
837 if (dst_command(state, get_type, 8) < 0) {
838 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
841 memset(&state->card_info, '\0', 8);
842 memcpy(&state->card_info, &state->rxbuffer, 7);
843 dprintk(verbose, DST_ERROR, 1, "Device Model=[%s]", &state->card_info[0]);
845 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
846 if (!strcmp(&state->card_info[0], p_tuner_list->board_name)) {
847 state->tuner_type = p_tuner_list->tuner_type;
848 dprintk(verbose, DST_ERROR, 1, "DST has [%s] tuner, tuner type=[%d]\n",
849 p_tuner_list->tuner_name, p_tuner_list->tuner_type);
856 static int dst_get_vendor(struct dst_state *state)
858 u8 get_vendor[] = { 0x00, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
859 get_vendor[7] = dst_check_sum(get_vendor, 7);
860 if (dst_command(state, get_vendor, 8) < 0) {
861 dprintk(verbose, DST_INFO, 1, "Unsupported Command");
864 memset(&state->vendor, '\0', 8);
865 memcpy(&state->vendor, &state->rxbuffer, 7);
866 dprintk(verbose, DST_ERROR, 1, "Vendor=[%s]", &state->vendor[0]);
871 static int dst_get_tuner_info(struct dst_state *state)
873 u8 get_tuner_1[] = { 0x00, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
874 u8 get_tuner_2[] = { 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
876 get_tuner_1[7] = dst_check_sum(get_tuner_1, 7);
877 get_tuner_2[7] = dst_check_sum(get_tuner_2, 7);
878 dprintk(verbose, DST_ERROR, 1, "DST TYpe = MULTI FE");
879 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
880 // if (dst_command(state, get_tuner_2, 8) < 0) {
881 if (dst_command(state, get_tuner_1, 8) < 0) {
882 dprintk(verbose, DST_INFO, 1, "Cmd=[0x13], Unsupported");
886 // if (dst_command(state, get_tuner_1, 8) < 0) {
887 if (dst_command(state, get_tuner_2, 8) < 0) {
888 dprintk(verbose, DST_INFO, 1, "Cmd=[0xb], Unsupported");
892 memset(&state->board_info, '\0', 8);
893 memcpy(&state->board_info, &state->rxbuffer, 8);
894 if (state->type_flags & DST_TYPE_HAS_MULTI_FE) {
895 dprintk(verbose, DST_ERROR, 1, "DST type has TS=188");
897 if (state->board_info[1] == 0x0b) {
898 if (state->type_flags & DST_TYPE_HAS_TS204)
899 state->type_flags &= ~DST_TYPE_HAS_TS204;
900 state->type_flags |= DST_TYPE_HAS_NEWTUNE;
901 dprintk(verbose, DST_INFO, 1, "DST type has TS=188");
903 if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
904 state->type_flags &= ~DST_TYPE_HAS_NEWTUNE;
905 state->type_flags |= DST_TYPE_HAS_TS204;
906 dprintk(verbose, DST_INFO, 1, "DST type has TS=204");
911 if (state->board_info[0] == 0xbc) {
912 // if (state->type_flags & DST_TYPE_HAS_TS204)
913 // state->type_flags &= ~DST_TYPE_HAS_TS204;
914 // state->type_flags |= DST_TYPE_HAS_NEWTUNE;
915 if (!(state->type_flags & DST_TYPE_IS_ATSC)) {
916 state->type_flags |= DST_TYPE_HAS_NEWTUNE;
918 state->type_flags |= DST_TYPE_HAS_NEWTUNE_2;
920 dprintk(verbose, DST_INFO, 1, "DST type has TS=188, Daughterboard=[%d]", state->board_info[1]);
922 } else if (state->board_info[0] == 0xcc) {
923 // if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
924 // state->type_flags &= ~DST_TYPE_HAS_NEWTUNE;
925 state->type_flags |= DST_TYPE_HAS_TS204;
926 dprintk(verbose, DST_INFO, 1, "DST type has TS=204 Daughterboard=[%d]", state->board_info[1]);
933 static int dst_get_device_id(struct dst_state *state)
938 struct dst_types *p_dst_type;
939 struct tuner_types *p_tuner_list;
942 u32 use_type_flags = 0;
944 static u8 device_type[8] = {0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff};
946 device_type[7] = dst_check_sum(device_type, 7);
948 if (write_dst(state, device_type, FIXED_COMM))
949 return -1; /* Write failed */
950 if ((dst_pio_disable(state)) < 0)
952 if (read_dst(state, &reply, GET_ACK))
953 return -1; /* Read failure */
955 dprintk(verbose, DST_INFO, 1, "Write not Acknowledged! [Reply=0x%02x]", reply);
956 return -1; /* Unack'd write */
958 if (!dst_wait_dst_ready(state, DEVICE_INIT))
959 return -1; /* DST not ready yet */
960 if (read_dst(state, state->rxbuffer, FIXED_COMM))
963 dst_pio_disable(state);
964 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
965 dprintk(verbose, DST_INFO, 1, "Checksum failure!");
966 return -1; /* Checksum failure */
968 state->rxbuffer[7] = '\0';
970 for (i = 0, p_dst_type = dst_tlist; i < ARRAY_SIZE(dst_tlist); i++, p_dst_type++) {
971 if (!strncmp (&state->rxbuffer[p_dst_type->offset], p_dst_type->device_id, strlen (p_dst_type->device_id))) {
972 use_type_flags = p_dst_type->type_flags;
973 use_dst_type = p_dst_type->dst_type;
975 /* Card capabilities */
976 state->dst_hw_cap = p_dst_type->dst_feature;
977 dprintk(verbose, DST_ERROR, 1, "Recognise [%s]\n", p_dst_type->device_id);
979 if (p_dst_type->tuner_type != TUNER_TYPE_MULTI) {
980 state->tuner_type = p_dst_type->tuner_type;
982 for (j = 0, p_tuner_list = tuner_list; j < ARRAY_SIZE(tuner_list); j++, p_tuner_list++) {
983 if (p_dst_type->tuner_type == p_tuner_list->tuner_type) {
984 state->tuner_type = p_tuner_list->tuner_type;
985 dprintk(verbose, DST_ERROR, 1, "DST has a [%s] based tuner\n", p_tuner_list->tuner_name);
993 if (i >= sizeof (dst_tlist) / sizeof (dst_tlist [0])) {
994 dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
995 dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
996 use_dst_type = DST_TYPE_IS_SAT;
997 use_type_flags = DST_TYPE_HAS_SYMDIV;
999 dst_type_print(use_dst_type);
1000 state->type_flags = use_type_flags;
1001 state->dst_type = use_dst_type;
1002 dst_type_flags_print(state->type_flags);
1007 static int dst_probe(struct dst_state *state)
1009 mutex_init(&state->dst_mutex);
1010 if (dst_addons & DST_TYPE_HAS_CA) {
1011 if ((rdc_8820_reset(state)) < 0) {
1012 dprintk(verbose, DST_ERROR, 1, "RDC 8820 RESET Failed.");
1019 if ((dst_comm_init(state)) < 0) {
1020 dprintk(verbose, DST_ERROR, 1, "DST Initialization Failed.");
1024 if (dst_get_device_id(state) < 0) {
1025 dprintk(verbose, DST_ERROR, 1, "unknown device.");
1028 if (dst_get_mac(state) < 0) {
1029 dprintk(verbose, DST_INFO, 1, "MAC: Unsupported command");
1032 if ((state->type_flags & DST_TYPE_HAS_MULTI_FE) || (state->type_flags & DST_TYPE_HAS_FW_BUILD)) {
1033 if (dst_get_tuner_info(state) < 0)
1034 dprintk(verbose, DST_INFO, 1, "Tuner: Unsupported command");
1036 if (state->type_flags & DST_TYPE_HAS_TS204) {
1037 dst_packsize(state, 204);
1039 if (state->type_flags & DST_TYPE_HAS_FW_BUILD) {
1040 if (dst_fw_ver(state) < 0) {
1041 dprintk(verbose, DST_INFO, 1, "FW: Unsupported command");
1044 if (dst_card_type(state) < 0) {
1045 dprintk(verbose, DST_INFO, 1, "Card: Unsupported command");
1048 if (dst_get_vendor(state) < 0) {
1049 dprintk(verbose, DST_INFO, 1, "Vendor: Unsupported command");
1057 int dst_command(struct dst_state *state, u8 *data, u8 len)
1061 mutex_lock(&state->dst_mutex);
1062 if ((dst_comm_init(state)) < 0) {
1063 dprintk(verbose, DST_NOTICE, 1, "DST Communication Initialization Failed.");
1066 if (write_dst(state, data, len)) {
1067 dprintk(verbose, DST_INFO, 1, "Tring to recover.. ");
1068 if ((dst_error_recovery(state)) < 0) {
1069 dprintk(verbose, DST_ERROR, 1, "Recovery Failed.");
1074 if ((dst_pio_disable(state)) < 0) {
1075 dprintk(verbose, DST_ERROR, 1, "PIO Disable Failed.");
1078 if (state->type_flags & DST_TYPE_HAS_FW_1)
1080 if (read_dst(state, &reply, GET_ACK)) {
1081 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1082 if ((dst_error_recovery(state)) < 0) {
1083 dprintk(verbose, DST_INFO, 1, "Recovery Failed.");
1089 dprintk(verbose, DST_INFO, 1, "write not acknowledged 0x%02x ", reply);
1092 if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
1094 if (state->type_flags & DST_TYPE_HAS_FW_1)
1098 if (!dst_wait_dst_ready(state, NO_DELAY))
1100 if (read_dst(state, state->rxbuffer, FIXED_COMM)) {
1101 dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
1102 if ((dst_error_recovery(state)) < 0) {
1103 dprintk(verbose, DST_INFO, 1, "Recovery failed.");
1108 if (state->rxbuffer[7] != dst_check_sum(state->rxbuffer, 7)) {
1109 dprintk(verbose, DST_INFO, 1, "checksum failure");
1112 mutex_unlock(&state->dst_mutex);
1116 mutex_unlock(&state->dst_mutex);
1120 EXPORT_SYMBOL(dst_command);
1122 static int dst_get_signal(struct dst_state *state)
1125 u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb };
1126 //dprintk("%s: Getting Signal strength and other parameters\n", __FUNCTION__);
1127 if ((state->diseq_flags & ATTEMPT_TUNE) == 0) {
1128 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1131 if (0 == (state->diseq_flags & HAS_LOCK)) {
1132 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1135 if (time_after_eq(jiffies, state->cur_jiff + (HZ / 5))) {
1136 retval = dst_command(state, get_signal, 8);
1139 if (state->dst_type == DST_TYPE_IS_SAT) {
1140 state->decode_lock = ((state->rxbuffer[6] & 0x10) == 0) ? 1 : 0;
1141 state->decode_strength = state->rxbuffer[5] << 8;
1142 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1143 } else if ((state->dst_type == DST_TYPE_IS_TERR) || (state->dst_type == DST_TYPE_IS_CABLE)) {
1144 state->decode_lock = (state->rxbuffer[1]) ? 1 : 0;
1145 state->decode_strength = state->rxbuffer[4] << 8;
1146 state->decode_snr = state->rxbuffer[3] << 8;
1147 } else if (state->dst_type == DST_TYPE_IS_ATSC) {
1148 state->decode_lock = (state->rxbuffer[6] == 0x00) ? 1 : 0;
1149 state->decode_strength = state->rxbuffer[4] << 8;
1150 state->decode_snr = state->rxbuffer[2] << 8 | state->rxbuffer[3];
1152 state->cur_jiff = jiffies;
1157 static int dst_tone_power_cmd(struct dst_state *state)
1159 u8 paket[8] = { 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00 };
1161 if (state->dst_type == DST_TYPE_IS_TERR)
1163 paket[4] = state->tx_tuna[4];
1164 paket[2] = state->tx_tuna[2];
1165 paket[3] = state->tx_tuna[3];
1166 paket[7] = dst_check_sum (paket, 7);
1167 dst_command(state, paket, 8);
1172 static int dst_get_tuna(struct dst_state *state)
1176 if ((state->diseq_flags & ATTEMPT_TUNE) == 0)
1178 state->diseq_flags &= ~(HAS_LOCK);
1179 if (!dst_wait_dst_ready(state, NO_DELAY))
1181 if (state->type_flags & DST_TYPE_HAS_NEWTUNE)
1182 /* how to get variable length reply ???? */
1183 retval = read_dst(state, state->rx_tuna, 10);
1185 retval = read_dst(state, &state->rx_tuna[2], FIXED_COMM);
1187 dprintk(verbose, DST_DEBUG, 1, "read not successful");
1190 if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1191 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[0], 9)) {
1192 dprintk(verbose, DST_INFO, 1, "checksum failure ? ");
1196 if (state->rx_tuna[9] != dst_check_sum(&state->rx_tuna[2], 7)) {
1197 dprintk(verbose, DST_INFO, 1, "checksum failure? ");
1201 if (state->rx_tuna[2] == 0 && state->rx_tuna[3] == 0)
1203 if (state->dst_type == DST_TYPE_IS_SAT) {
1204 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3];
1206 state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 16) + (state->rx_tuna[3] << 8) + state->rx_tuna[4];
1208 state->decode_freq = state->decode_freq * 1000;
1209 state->decode_lock = 1;
1210 state->diseq_flags |= HAS_LOCK;
1215 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
1217 static int dst_write_tuna(struct dvb_frontend *fe)
1219 struct dst_state *state = fe->demodulator_priv;
1223 dprintk(verbose, DST_INFO, 1, "type_flags 0x%x ", state->type_flags);
1224 state->decode_freq = 0;
1225 state->decode_lock = state->decode_strength = state->decode_snr = 0;
1226 if (state->dst_type == DST_TYPE_IS_SAT) {
1227 if (!(state->diseq_flags & HAS_POWER))
1228 dst_set_voltage(fe, SEC_VOLTAGE_13);
1230 state->diseq_flags &= ~(HAS_LOCK | ATTEMPT_TUNE);
1231 mutex_lock(&state->dst_mutex);
1232 if ((dst_comm_init(state)) < 0) {
1233 dprintk(verbose, DST_DEBUG, 1, "DST Communication initialization failed.");
1236 if (state->type_flags & DST_TYPE_HAS_NEWTUNE) {
1237 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[0], 9);
1238 retval = write_dst(state, &state->tx_tuna[0], 10);
1240 state->tx_tuna[9] = dst_check_sum(&state->tx_tuna[2], 7);
1241 retval = write_dst(state, &state->tx_tuna[2], FIXED_COMM);
1244 dst_pio_disable(state);
1245 dprintk(verbose, DST_DEBUG, 1, "write not successful");
1248 if ((dst_pio_disable(state)) < 0) {
1249 dprintk(verbose, DST_DEBUG, 1, "DST PIO disable failed !");
1252 if ((read_dst(state, &reply, GET_ACK) < 0)) {
1253 dprintk(verbose, DST_DEBUG, 1, "read verify not successful.");
1257 dprintk(verbose, DST_DEBUG, 1, "write not acknowledged 0x%02x ", reply);
1260 state->diseq_flags |= ATTEMPT_TUNE;
1261 retval = dst_get_tuna(state);
1263 mutex_unlock(&state->dst_mutex);
1267 mutex_unlock(&state->dst_mutex);
1272 * line22k0 0x00, 0x09, 0x00, 0xff, 0x01, 0x00, 0x00, 0x00
1273 * line22k1 0x00, 0x09, 0x01, 0xff, 0x01, 0x00, 0x00, 0x00
1274 * line22k2 0x00, 0x09, 0x02, 0xff, 0x01, 0x00, 0x00, 0x00
1275 * tone 0x00, 0x09, 0xff, 0x00, 0x01, 0x00, 0x00, 0x00
1276 * data 0x00, 0x09, 0xff, 0x01, 0x01, 0x00, 0x00, 0x00
1277 * power_off 0x00, 0x09, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00
1278 * power_on 0x00, 0x09, 0xff, 0xff, 0x01, 0x00, 0x00, 0x00
1279 * Diseqc 1 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec
1280 * Diseqc 2 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf4, 0xe8
1281 * Diseqc 3 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf8, 0xe4
1282 * Diseqc 4 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xfc, 0xe0
1285 static int dst_set_diseqc(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd)
1287 struct dst_state *state = fe->demodulator_priv;
1288 u8 paket[8] = { 0x00, 0x08, 0x04, 0xe0, 0x10, 0x38, 0xf0, 0xec };
1290 if (state->dst_type != DST_TYPE_IS_SAT)
1292 if (cmd->msg_len == 0 || cmd->msg_len > 4)
1294 memcpy(&paket[3], cmd->msg, cmd->msg_len);
1295 paket[7] = dst_check_sum(&paket[0], 7);
1296 dst_command(state, paket, 8);
1300 static int dst_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
1303 struct dst_state *state = fe->demodulator_priv;
1305 state->voltage = voltage;
1306 if (state->dst_type != DST_TYPE_IS_SAT)
1312 case SEC_VOLTAGE_13:
1313 case SEC_VOLTAGE_18:
1314 if ((state->diseq_flags & HAS_POWER) == 0)
1316 state->diseq_flags |= HAS_POWER;
1317 state->tx_tuna[4] = 0x01;
1319 case SEC_VOLTAGE_OFF:
1321 state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
1322 state->tx_tuna[4] = 0x00;
1329 dst_tone_power_cmd(state);
1334 static int dst_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
1336 struct dst_state *state = fe->demodulator_priv;
1339 if (state->dst_type != DST_TYPE_IS_SAT)
1344 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1345 state->tx_tuna[2] = 0x00;
1347 state->tx_tuna[2] = 0xff;
1351 state->tx_tuna[2] = 0x02;
1356 dst_tone_power_cmd(state);
1361 static int dst_send_burst(struct dvb_frontend *fe, fe_sec_mini_cmd_t minicmd)
1363 struct dst_state *state = fe->demodulator_priv;
1365 if (state->dst_type != DST_TYPE_IS_SAT)
1367 state->minicmd = minicmd;
1370 state->tx_tuna[3] = 0x02;
1373 state->tx_tuna[3] = 0xff;
1376 dst_tone_power_cmd(state);
1382 static int dst_init(struct dvb_frontend *fe)
1384 struct dst_state *state = fe->demodulator_priv;
1386 static u8 sat_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x00, 0x73, 0x21, 0x00, 0x00 };
1387 static u8 sat_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x55, 0xbd, 0x50, 0x00, 0x00 };
1388 static u8 ter_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1389 static u8 ter_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1390 static u8 cab_tuna_204[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1391 static u8 cab_tuna_188[] = { 0x09, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1392 static u8 atsc_tuner[] = { 0x00, 0x00, 0x03, 0xb6, 0x01, 0x07, 0x00, 0x00, 0x00, 0x00 };
1394 state->inversion = INVERSION_OFF;
1395 state->voltage = SEC_VOLTAGE_13;
1396 state->tone = SEC_TONE_OFF;
1397 state->diseq_flags = 0;
1399 state->bandwidth = BANDWIDTH_7_MHZ;
1400 state->cur_jiff = jiffies;
1401 if (state->dst_type == DST_TYPE_IS_SAT)
1402 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? sat_tuna_188 : sat_tuna_204), sizeof (sat_tuna_204));
1403 else if (state->dst_type == DST_TYPE_IS_TERR)
1404 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? ter_tuna_188 : ter_tuna_204), sizeof (ter_tuna_204));
1405 else if (state->dst_type == DST_TYPE_IS_CABLE)
1406 memcpy(state->tx_tuna, ((state->type_flags & DST_TYPE_HAS_NEWTUNE) ? cab_tuna_188 : cab_tuna_204), sizeof (cab_tuna_204));
1407 else if (state->dst_type == DST_TYPE_IS_ATSC)
1408 memcpy(state->tx_tuna, atsc_tuner, sizeof (atsc_tuner));
1413 static int dst_read_status(struct dvb_frontend *fe, fe_status_t *status)
1415 struct dst_state *state = fe->demodulator_priv;
1418 if (state->diseq_flags & HAS_LOCK) {
1419 // dst_get_signal(state); // don't require(?) to ask MCU
1420 if (state->decode_lock)
1421 *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI;
1427 static int dst_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
1429 struct dst_state *state = fe->demodulator_priv;
1431 dst_get_signal(state);
1432 *strength = state->decode_strength;
1437 static int dst_read_snr(struct dvb_frontend *fe, u16 *snr)
1439 struct dst_state *state = fe->demodulator_priv;
1441 dst_get_signal(state);
1442 *snr = state->decode_snr;
1447 static int dst_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1449 struct dst_state *state = fe->demodulator_priv;
1452 dst_set_freq(state, p->frequency);
1453 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1455 if (state->dst_type == DST_TYPE_IS_SAT) {
1456 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1457 dst_set_inversion(state, p->inversion);
1458 dst_set_fec(state, p->u.qpsk.fec_inner);
1459 dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1460 dst_set_polarization(state);
1461 dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1463 } else if (state->dst_type == DST_TYPE_IS_TERR)
1464 dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1465 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1466 dst_set_fec(state, p->u.qam.fec_inner);
1467 dst_set_symbolrate(state, p->u.qam.symbol_rate);
1468 dst_set_modulation(state, p->u.qam.modulation);
1476 static int dst_tune_frontend(struct dvb_frontend* fe,
1477 struct dvb_frontend_parameters* p,
1478 unsigned int mode_flags,
1480 fe_status_t *status)
1482 struct dst_state *state = fe->demodulator_priv;
1485 dst_set_freq(state, p->frequency);
1486 dprintk(verbose, DST_DEBUG, 1, "Set Frequency=[%d]", p->frequency);
1488 if (state->dst_type == DST_TYPE_IS_SAT) {
1489 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1490 dst_set_inversion(state, p->inversion);
1491 dst_set_fec(state, p->u.qpsk.fec_inner);
1492 dst_set_symbolrate(state, p->u.qpsk.symbol_rate);
1493 dst_set_polarization(state);
1494 dprintk(verbose, DST_DEBUG, 1, "Set Symbolrate=[%d]", p->u.qpsk.symbol_rate);
1496 } else if (state->dst_type == DST_TYPE_IS_TERR)
1497 dst_set_bandwidth(state, p->u.ofdm.bandwidth);
1498 else if (state->dst_type == DST_TYPE_IS_CABLE) {
1499 dst_set_fec(state, p->u.qam.fec_inner);
1500 dst_set_symbolrate(state, p->u.qam.symbol_rate);
1501 dst_set_modulation(state, p->u.qam.modulation);
1506 if (!(mode_flags & FE_TUNE_MODE_ONESHOT))
1507 dst_read_status(fe, status);
1513 static int dst_get_tuning_algo(struct dvb_frontend *fe)
1518 static int dst_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
1520 struct dst_state *state = fe->demodulator_priv;
1522 p->frequency = state->decode_freq;
1523 if (state->dst_type == DST_TYPE_IS_SAT) {
1524 if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
1525 p->inversion = state->inversion;
1526 p->u.qpsk.symbol_rate = state->symbol_rate;
1527 p->u.qpsk.fec_inner = dst_get_fec(state);
1528 } else if (state->dst_type == DST_TYPE_IS_TERR) {
1529 p->u.ofdm.bandwidth = state->bandwidth;
1530 } else if (state->dst_type == DST_TYPE_IS_CABLE) {
1531 p->u.qam.symbol_rate = state->symbol_rate;
1532 p->u.qam.fec_inner = dst_get_fec(state);
1533 p->u.qam.modulation = dst_get_modulation(state);
1539 static void dst_release(struct dvb_frontend *fe)
1541 struct dst_state *state = fe->demodulator_priv;
1545 static struct dvb_frontend_ops dst_dvbt_ops;
1546 static struct dvb_frontend_ops dst_dvbs_ops;
1547 static struct dvb_frontend_ops dst_dvbc_ops;
1548 static struct dvb_frontend_ops dst_atsc_ops;
1550 struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_adapter)
1552 /* check if the ASIC is there */
1553 if (dst_probe(state) < 0) {
1557 /* determine settings based on type */
1558 /* create dvb_frontend */
1559 switch (state->dst_type) {
1560 case DST_TYPE_IS_TERR:
1561 memcpy(&state->frontend.ops, &dst_dvbt_ops, sizeof(struct dvb_frontend_ops));
1563 case DST_TYPE_IS_CABLE:
1564 memcpy(&state->frontend.ops, &dst_dvbc_ops, sizeof(struct dvb_frontend_ops));
1566 case DST_TYPE_IS_SAT:
1567 memcpy(&state->frontend.ops, &dst_dvbs_ops, sizeof(struct dvb_frontend_ops));
1569 case DST_TYPE_IS_ATSC:
1570 memcpy(&state->frontend.ops, &dst_atsc_ops, sizeof(struct dvb_frontend_ops));
1573 dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
1577 state->frontend.demodulator_priv = state;
1579 return state; /* Manu (DST is a card not a frontend) */
1582 EXPORT_SYMBOL(dst_attach);
1584 static struct dvb_frontend_ops dst_dvbt_ops = {
1587 .name = "DST DVB-T",
1589 .frequency_min = 137000000,
1590 .frequency_max = 858000000,
1591 .frequency_stepsize = 166667,
1592 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO
1595 .release = dst_release,
1597 .tune = dst_tune_frontend,
1598 .set_frontend = dst_set_frontend,
1599 .get_frontend = dst_get_frontend,
1600 .get_frontend_algo = dst_get_tuning_algo,
1601 .read_status = dst_read_status,
1602 .read_signal_strength = dst_read_signal_strength,
1603 .read_snr = dst_read_snr,
1606 static struct dvb_frontend_ops dst_dvbs_ops = {
1609 .name = "DST DVB-S",
1611 .frequency_min = 950000,
1612 .frequency_max = 2150000,
1613 .frequency_stepsize = 1000, /* kHz for QPSK frontends */
1614 .frequency_tolerance = 29500,
1615 .symbol_rate_min = 1000000,
1616 .symbol_rate_max = 45000000,
1617 /* . symbol_rate_tolerance = ???,*/
1618 .caps = FE_CAN_FEC_AUTO | FE_CAN_QPSK
1621 .release = dst_release,
1623 .tune = dst_tune_frontend,
1624 .set_frontend = dst_set_frontend,
1625 .get_frontend = dst_get_frontend,
1626 .get_frontend_algo = dst_get_tuning_algo,
1627 .read_status = dst_read_status,
1628 .read_signal_strength = dst_read_signal_strength,
1629 .read_snr = dst_read_snr,
1630 .diseqc_send_burst = dst_send_burst,
1631 .diseqc_send_master_cmd = dst_set_diseqc,
1632 .set_voltage = dst_set_voltage,
1633 .set_tone = dst_set_tone,
1636 static struct dvb_frontend_ops dst_dvbc_ops = {
1639 .name = "DST DVB-C",
1641 .frequency_stepsize = 62500,
1642 .frequency_min = 51000000,
1643 .frequency_max = 858000000,
1644 .symbol_rate_min = 1000000,
1645 .symbol_rate_max = 45000000,
1646 /* . symbol_rate_tolerance = ???,*/
1647 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO
1650 .release = dst_release,
1652 .tune = dst_tune_frontend,
1653 .set_frontend = dst_set_frontend,
1654 .get_frontend = dst_get_frontend,
1655 .get_frontend_algo = dst_get_tuning_algo,
1656 .read_status = dst_read_status,
1657 .read_signal_strength = dst_read_signal_strength,
1658 .read_snr = dst_read_snr,
1661 static struct dvb_frontend_ops dst_atsc_ops = {
1665 .frequency_stepsize = 62500,
1666 .frequency_min = 510000000,
1667 .frequency_max = 858000000,
1668 .symbol_rate_min = 1000000,
1669 .symbol_rate_max = 45000000,
1670 .caps = FE_CAN_FEC_AUTO | FE_CAN_QAM_AUTO | FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB
1673 .release = dst_release,
1675 .tune = dst_tune_frontend,
1676 .set_frontend = dst_set_frontend,
1677 .get_frontend = dst_get_frontend,
1678 .get_frontend_algo = dst_get_tuning_algo,
1679 .read_status = dst_read_status,
1680 .read_signal_strength = dst_read_signal_strength,
1681 .read_snr = dst_read_snr,
1684 MODULE_DESCRIPTION("DST DVB-S/T/C/ATSC Combo Frontend driver");
1685 MODULE_AUTHOR("Jamie Honan, Manu Abraham");
1686 MODULE_LICENSE("GPL");