2 * NXP TDA10071 + Conexant CX24118A DVB-S/S2 demodulator + tuner driver
4 * Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
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 along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include "tda10071_priv.h"
23 /* Max transfer size done by I2C transfer functions */
24 #define MAX_XFER_SIZE 64
26 static struct dvb_frontend_ops tda10071_ops;
28 /* write multiple registers */
29 static int tda10071_wr_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
33 u8 buf[MAX_XFER_SIZE];
34 struct i2c_msg msg[1] = {
36 .addr = priv->cfg.demod_i2c_addr,
43 if (1 + len > sizeof(buf)) {
44 dev_warn(&priv->i2c->dev,
45 "%s: i2c wr reg=%04x: len=%d is too big!\n",
46 KBUILD_MODNAME, reg, len);
51 memcpy(&buf[1], val, len);
53 ret = i2c_transfer(priv->i2c, msg, 1);
57 dev_warn(&priv->i2c->dev, "%s: i2c wr failed=%d reg=%02x " \
58 "len=%d\n", KBUILD_MODNAME, ret, reg, len);
64 /* read multiple registers */
65 static int tda10071_rd_regs(struct tda10071_priv *priv, u8 reg, u8 *val,
69 u8 buf[MAX_XFER_SIZE];
70 struct i2c_msg msg[2] = {
72 .addr = priv->cfg.demod_i2c_addr,
77 .addr = priv->cfg.demod_i2c_addr,
84 if (len > sizeof(buf)) {
85 dev_warn(&priv->i2c->dev,
86 "%s: i2c wr reg=%04x: len=%d is too big!\n",
87 KBUILD_MODNAME, reg, len);
91 ret = i2c_transfer(priv->i2c, msg, 2);
93 memcpy(val, buf, len);
96 dev_warn(&priv->i2c->dev, "%s: i2c rd failed=%d reg=%02x " \
97 "len=%d\n", KBUILD_MODNAME, ret, reg, len);
103 /* write single register */
104 static int tda10071_wr_reg(struct tda10071_priv *priv, u8 reg, u8 val)
106 return tda10071_wr_regs(priv, reg, &val, 1);
109 /* read single register */
110 static int tda10071_rd_reg(struct tda10071_priv *priv, u8 reg, u8 *val)
112 return tda10071_rd_regs(priv, reg, val, 1);
115 /* write single register with mask */
116 static int tda10071_wr_reg_mask(struct tda10071_priv *priv,
117 u8 reg, u8 val, u8 mask)
122 /* no need for read if whole reg is written */
124 ret = tda10071_rd_regs(priv, reg, &tmp, 1);
133 return tda10071_wr_regs(priv, reg, &val, 1);
136 /* read single register with mask */
137 static int tda10071_rd_reg_mask(struct tda10071_priv *priv,
138 u8 reg, u8 *val, u8 mask)
143 ret = tda10071_rd_regs(priv, reg, &tmp, 1);
149 /* find position of the first bit */
150 for (i = 0; i < 8; i++) {
151 if ((mask >> i) & 0x01)
159 /* execute firmware command */
160 static int tda10071_cmd_execute(struct tda10071_priv *priv,
161 struct tda10071_cmd *cmd)
171 /* write cmd and args for firmware */
172 ret = tda10071_wr_regs(priv, 0x00, cmd->args, cmd->len);
176 /* start cmd execution */
177 ret = tda10071_wr_reg(priv, 0x1f, 1);
181 /* wait cmd execution terminate */
182 for (i = 1000, tmp = 1; i && tmp; i--) {
183 ret = tda10071_rd_reg(priv, 0x1f, &tmp);
187 usleep_range(200, 5000);
190 dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
199 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
203 static int tda10071_set_tone(struct dvb_frontend *fe,
204 fe_sec_tone_mode_t fe_sec_tone_mode)
206 struct tda10071_priv *priv = fe->demodulator_priv;
207 struct tda10071_cmd cmd;
216 dev_dbg(&priv->i2c->dev, "%s: tone_mode=%d\n", __func__,
219 switch (fe_sec_tone_mode) {
227 dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_tone_mode\n",
233 cmd.args[0] = CMD_LNB_PCB_CONFIG;
239 ret = tda10071_cmd_execute(priv, &cmd);
245 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
249 static int tda10071_set_voltage(struct dvb_frontend *fe,
250 fe_sec_voltage_t fe_sec_voltage)
252 struct tda10071_priv *priv = fe->demodulator_priv;
253 struct tda10071_cmd cmd;
262 dev_dbg(&priv->i2c->dev, "%s: voltage=%d\n", __func__, fe_sec_voltage);
264 switch (fe_sec_voltage) {
271 case SEC_VOLTAGE_OFF:
275 dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_voltage\n",
281 cmd.args[0] = CMD_LNB_SET_DC_LEVEL;
283 cmd.args[2] = voltage;
285 ret = tda10071_cmd_execute(priv, &cmd);
291 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
295 static int tda10071_diseqc_send_master_cmd(struct dvb_frontend *fe,
296 struct dvb_diseqc_master_cmd *diseqc_cmd)
298 struct tda10071_priv *priv = fe->demodulator_priv;
299 struct tda10071_cmd cmd;
308 dev_dbg(&priv->i2c->dev, "%s: msg_len=%d\n", __func__,
309 diseqc_cmd->msg_len);
311 if (diseqc_cmd->msg_len < 3 || diseqc_cmd->msg_len > 6) {
317 for (i = 500, tmp = 0; i && !tmp; i--) {
318 ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x01);
322 usleep_range(10000, 20000);
325 dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
332 ret = tda10071_wr_reg_mask(priv, 0x47, 0x00, 0x01);
336 cmd.args[0] = CMD_LNB_SEND_DISEQC;
342 cmd.args[6] = diseqc_cmd->msg_len;
343 memcpy(&cmd.args[7], diseqc_cmd->msg, diseqc_cmd->msg_len);
344 cmd.len = 7 + diseqc_cmd->msg_len;
345 ret = tda10071_cmd_execute(priv, &cmd);
351 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
355 static int tda10071_diseqc_recv_slave_reply(struct dvb_frontend *fe,
356 struct dvb_diseqc_slave_reply *reply)
358 struct tda10071_priv *priv = fe->demodulator_priv;
359 struct tda10071_cmd cmd;
368 dev_dbg(&priv->i2c->dev, "%s:\n", __func__);
371 for (i = 500, tmp = 0; i && !tmp; i--) {
372 ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x02);
376 usleep_range(10000, 20000);
379 dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
387 ret = tda10071_rd_reg(priv, 0x46, &tmp);
391 reply->msg_len = tmp & 0x1f; /* [4:0] */
392 if (reply->msg_len > sizeof(reply->msg))
393 reply->msg_len = sizeof(reply->msg); /* truncate API max */
396 cmd.args[0] = CMD_LNB_UPDATE_REPLY;
399 ret = tda10071_cmd_execute(priv, &cmd);
403 ret = tda10071_rd_regs(priv, cmd.len, reply->msg, reply->msg_len);
409 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
413 static int tda10071_diseqc_send_burst(struct dvb_frontend *fe,
414 fe_sec_mini_cmd_t fe_sec_mini_cmd)
416 struct tda10071_priv *priv = fe->demodulator_priv;
417 struct tda10071_cmd cmd;
426 dev_dbg(&priv->i2c->dev, "%s: fe_sec_mini_cmd=%d\n", __func__,
429 switch (fe_sec_mini_cmd) {
437 dev_dbg(&priv->i2c->dev, "%s: invalid fe_sec_mini_cmd\n",
444 for (i = 500, tmp = 0; i && !tmp; i--) {
445 ret = tda10071_rd_reg_mask(priv, 0x47, &tmp, 0x01);
449 usleep_range(10000, 20000);
452 dev_dbg(&priv->i2c->dev, "%s: loop=%d\n", __func__, i);
459 ret = tda10071_wr_reg_mask(priv, 0x47, 0x00, 0x01);
463 cmd.args[0] = CMD_LNB_SEND_TONEBURST;
467 ret = tda10071_cmd_execute(priv, &cmd);
473 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
477 static int tda10071_read_status(struct dvb_frontend *fe, fe_status_t *status)
479 struct tda10071_priv *priv = fe->demodulator_priv;
490 ret = tda10071_rd_reg(priv, 0x39, &tmp);
494 if (tmp & 0x01) /* tuner PLL */
495 *status |= FE_HAS_SIGNAL;
496 if (tmp & 0x02) /* demod PLL */
497 *status |= FE_HAS_CARRIER;
498 if (tmp & 0x04) /* viterbi or LDPC*/
499 *status |= FE_HAS_VITERBI;
500 if (tmp & 0x08) /* RS or BCH */
501 *status |= FE_HAS_SYNC | FE_HAS_LOCK;
503 priv->fe_status = *status;
507 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
511 static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
513 struct tda10071_priv *priv = fe->demodulator_priv;
517 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
523 ret = tda10071_rd_regs(priv, 0x3a, buf, 2);
528 *snr = buf[0] << 8 | buf[1];
532 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
536 static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
538 struct tda10071_priv *priv = fe->demodulator_priv;
539 struct tda10071_cmd cmd;
543 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
549 cmd.args[0] = CMD_GET_AGCACC;
552 ret = tda10071_cmd_execute(priv, &cmd);
556 /* input power estimate dBm */
557 ret = tda10071_rd_reg(priv, 0x50, &tmp);
562 tmp = 181; /* -75 dBm */
564 tmp = 236; /* -20 dBm */
566 /* scale value to 0x0000-0xffff */
567 *strength = (tmp-181) * 0xffff / (236-181);
571 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
575 static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
577 struct tda10071_priv *priv = fe->demodulator_priv;
578 struct tda10071_cmd cmd;
582 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
583 *ber = priv->ber = 0;
588 switch (priv->delivery_system) {
600 *ber = priv->ber = 0;
604 ret = tda10071_rd_reg(priv, reg, &tmp);
608 if (priv->meas_count[i] == tmp) {
609 dev_dbg(&priv->i2c->dev, "%s: meas not ready=%02x\n", __func__,
614 priv->meas_count[i] = tmp;
617 cmd.args[0] = CMD_BER_UPDATE_COUNTERS;
621 ret = tda10071_cmd_execute(priv, &cmd);
625 ret = tda10071_rd_regs(priv, cmd.len, buf, len);
629 if (priv->delivery_system == SYS_DVBS) {
630 *ber = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
631 priv->ucb += (buf[4] << 8) | buf[5];
633 *ber = (buf[0] << 8) | buf[1];
639 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
643 static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
645 struct tda10071_priv *priv = fe->demodulator_priv;
648 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
653 /* UCB is updated when BER is read. Assume BER is read anyway. */
655 *ucblocks = priv->ucb;
659 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
663 static int tda10071_set_frontend(struct dvb_frontend *fe)
665 struct tda10071_priv *priv = fe->demodulator_priv;
666 struct tda10071_cmd cmd;
667 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
669 u8 mode, rolloff, pilot, inversion, div;
670 fe_modulation_t modulation;
672 dev_dbg(&priv->i2c->dev, "%s: delivery_system=%d modulation=%d " \
673 "frequency=%d symbol_rate=%d inversion=%d pilot=%d " \
674 "rolloff=%d\n", __func__, c->delivery_system, c->modulation,
675 c->frequency, c->symbol_rate, c->inversion, c->pilot,
678 priv->delivery_system = SYS_UNDEFINED;
685 switch (c->inversion) {
693 /* 2 = auto; try first on then off
694 * 3 = auto; try first off then on */
698 dev_dbg(&priv->i2c->dev, "%s: invalid inversion\n", __func__);
703 switch (c->delivery_system) {
710 modulation = c->modulation;
712 switch (c->rolloff) {
724 dev_dbg(&priv->i2c->dev, "%s: invalid rolloff\n",
741 dev_dbg(&priv->i2c->dev, "%s: invalid pilot\n",
748 dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n",
754 for (i = 0, mode = 0xff; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
755 if (c->delivery_system == TDA10071_MODCOD[i].delivery_system &&
756 modulation == TDA10071_MODCOD[i].modulation &&
757 c->fec_inner == TDA10071_MODCOD[i].fec) {
758 mode = TDA10071_MODCOD[i].val;
759 dev_dbg(&priv->i2c->dev, "%s: mode found=%02x\n",
766 dev_dbg(&priv->i2c->dev, "%s: invalid parameter combination\n",
772 if (c->symbol_rate <= 5000000)
777 ret = tda10071_wr_reg(priv, 0x81, div);
781 ret = tda10071_wr_reg(priv, 0xe3, div);
785 cmd.args[0] = CMD_CHANGE_CHANNEL;
788 cmd.args[3] = (c->frequency >> 16) & 0xff;
789 cmd.args[4] = (c->frequency >> 8) & 0xff;
790 cmd.args[5] = (c->frequency >> 0) & 0xff;
791 cmd.args[6] = ((c->symbol_rate / 1000) >> 8) & 0xff;
792 cmd.args[7] = ((c->symbol_rate / 1000) >> 0) & 0xff;
793 cmd.args[8] = (tda10071_ops.info.frequency_tolerance >> 8) & 0xff;
794 cmd.args[9] = (tda10071_ops.info.frequency_tolerance >> 0) & 0xff;
795 cmd.args[10] = rolloff;
796 cmd.args[11] = inversion;
797 cmd.args[12] = pilot;
801 ret = tda10071_cmd_execute(priv, &cmd);
805 priv->delivery_system = c->delivery_system;
809 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
813 static int tda10071_get_frontend(struct dvb_frontend *fe)
815 struct tda10071_priv *priv = fe->demodulator_priv;
816 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
820 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
825 ret = tda10071_rd_regs(priv, 0x30, buf, 5);
830 for (i = 0; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
831 if (tmp == TDA10071_MODCOD[i].val) {
832 c->modulation = TDA10071_MODCOD[i].modulation;
833 c->fec_inner = TDA10071_MODCOD[i].fec;
834 c->delivery_system = TDA10071_MODCOD[i].delivery_system;
838 switch ((buf[1] >> 0) & 0x01) {
840 c->inversion = INVERSION_OFF;
843 c->inversion = INVERSION_ON;
847 switch ((buf[1] >> 7) & 0x01) {
849 c->pilot = PILOT_OFF;
856 c->frequency = (buf[2] << 16) | (buf[3] << 8) | (buf[4] << 0);
858 ret = tda10071_rd_regs(priv, 0x52, buf, 3);
862 c->symbol_rate = (buf[0] << 16) | (buf[1] << 8) | (buf[2] << 0);
866 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
870 static int tda10071_init(struct dvb_frontend *fe)
872 struct tda10071_priv *priv = fe->demodulator_priv;
873 struct tda10071_cmd cmd;
874 int ret, i, len, remaining, fw_size;
875 const struct firmware *fw;
876 u8 *fw_file = TDA10071_FIRMWARE;
878 struct tda10071_reg_val_mask tab[] = {
879 { 0xcd, 0x00, 0x07 },
880 { 0x80, 0x00, 0x02 },
881 { 0xcd, 0x00, 0xc0 },
882 { 0xce, 0x00, 0x1b },
883 { 0x9d, 0x00, 0x01 },
884 { 0x9d, 0x00, 0x02 },
885 { 0x9e, 0x00, 0x01 },
886 { 0x87, 0x00, 0x80 },
887 { 0xce, 0x00, 0x08 },
888 { 0xce, 0x00, 0x10 },
890 struct tda10071_reg_val_mask tab2[] = {
891 { 0xf1, 0x70, 0xff },
892 { 0x88, priv->cfg.pll_multiplier, 0x3f },
893 { 0x89, 0x00, 0x10 },
894 { 0x89, 0x10, 0x10 },
895 { 0xc0, 0x01, 0x01 },
896 { 0xc0, 0x00, 0x01 },
897 { 0xe0, 0xff, 0xff },
898 { 0xe0, 0x00, 0xff },
899 { 0x96, 0x1e, 0x7e },
900 { 0x8b, 0x08, 0x08 },
901 { 0x8b, 0x00, 0x08 },
902 { 0x8f, 0x1a, 0x7e },
903 { 0x8c, 0x68, 0xff },
904 { 0x8d, 0x08, 0xff },
905 { 0x8e, 0x4c, 0xff },
906 { 0x8f, 0x01, 0x01 },
907 { 0x8b, 0x04, 0x04 },
908 { 0x8b, 0x00, 0x04 },
909 { 0x87, 0x05, 0x07 },
910 { 0x80, 0x00, 0x20 },
911 { 0xc8, 0x01, 0xff },
912 { 0xb4, 0x47, 0xff },
913 { 0xb5, 0x9c, 0xff },
914 { 0xb6, 0x7d, 0xff },
915 { 0xba, 0x00, 0x03 },
916 { 0xb7, 0x47, 0xff },
917 { 0xb8, 0x9c, 0xff },
918 { 0xb9, 0x7d, 0xff },
919 { 0xba, 0x00, 0x0c },
920 { 0xc8, 0x00, 0xff },
921 { 0xcd, 0x00, 0x04 },
922 { 0xcd, 0x00, 0x20 },
923 { 0xe8, 0x02, 0xff },
924 { 0xcf, 0x20, 0xff },
925 { 0x9b, 0xd7, 0xff },
926 { 0x9a, 0x01, 0x03 },
927 { 0xa8, 0x05, 0x0f },
928 { 0xa8, 0x65, 0xf0 },
929 { 0xa6, 0xa0, 0xf0 },
930 { 0x9d, 0x50, 0xfc },
931 { 0x9e, 0x20, 0xe0 },
932 { 0xa3, 0x1c, 0x7c },
933 { 0xd5, 0x03, 0x03 },
936 /* firmware status */
937 ret = tda10071_rd_reg(priv, 0x51, &tmp);
942 /* warm state - wake up device from sleep */
945 for (i = 0; i < ARRAY_SIZE(tab); i++) {
946 ret = tda10071_wr_reg_mask(priv, tab[i].reg,
947 tab[i].val, tab[i].mask);
952 cmd.args[0] = CMD_SET_SLEEP_MODE;
956 ret = tda10071_cmd_execute(priv, &cmd);
960 /* cold state - try to download firmware */
963 /* request the firmware, this will block and timeout */
964 ret = request_firmware(&fw, fw_file, priv->i2c->dev.parent);
966 dev_err(&priv->i2c->dev, "%s: did not find the " \
967 "firmware file. (%s) Please see " \
968 "linux/Documentation/dvb/ for more " \
969 "details on firmware-problems. (%d)\n",
970 KBUILD_MODNAME, fw_file, ret);
975 for (i = 0; i < ARRAY_SIZE(tab2); i++) {
976 ret = tda10071_wr_reg_mask(priv, tab2[i].reg,
977 tab2[i].val, tab2[i].mask);
979 goto error_release_firmware;
982 /* download firmware */
983 ret = tda10071_wr_reg(priv, 0xe0, 0x7f);
985 goto error_release_firmware;
987 ret = tda10071_wr_reg(priv, 0xf7, 0x81);
989 goto error_release_firmware;
991 ret = tda10071_wr_reg(priv, 0xf8, 0x00);
993 goto error_release_firmware;
995 ret = tda10071_wr_reg(priv, 0xf9, 0x00);
997 goto error_release_firmware;
999 dev_info(&priv->i2c->dev, "%s: found a '%s' in cold state, " \
1000 "will try to load a firmware\n", KBUILD_MODNAME,
1001 tda10071_ops.info.name);
1002 dev_info(&priv->i2c->dev, "%s: downloading firmware from " \
1003 "file '%s'\n", KBUILD_MODNAME, fw_file);
1005 /* do not download last byte */
1006 fw_size = fw->size - 1;
1008 for (remaining = fw_size; remaining > 0;
1009 remaining -= (priv->cfg.i2c_wr_max - 1)) {
1011 if (len > (priv->cfg.i2c_wr_max - 1))
1012 len = (priv->cfg.i2c_wr_max - 1);
1014 ret = tda10071_wr_regs(priv, 0xfa,
1015 (u8 *) &fw->data[fw_size - remaining], len);
1017 dev_err(&priv->i2c->dev, "%s: firmware " \
1018 "download failed=%d\n",
1019 KBUILD_MODNAME, ret);
1021 goto error_release_firmware;
1024 release_firmware(fw);
1026 ret = tda10071_wr_reg(priv, 0xf7, 0x0c);
1030 ret = tda10071_wr_reg(priv, 0xe0, 0x00);
1034 /* wait firmware start */
1037 /* firmware status */
1038 ret = tda10071_rd_reg(priv, 0x51, &tmp);
1043 dev_info(&priv->i2c->dev, "%s: firmware did not run\n",
1051 cmd.args[0] = CMD_GET_FW_VERSION;
1053 ret = tda10071_cmd_execute(priv, &cmd);
1057 ret = tda10071_rd_regs(priv, cmd.len, buf, 4);
1061 dev_info(&priv->i2c->dev, "%s: firmware version %d.%d.%d.%d\n",
1062 KBUILD_MODNAME, buf[0], buf[1], buf[2], buf[3]);
1063 dev_info(&priv->i2c->dev, "%s: found a '%s' in warm state\n",
1064 KBUILD_MODNAME, tda10071_ops.info.name);
1066 ret = tda10071_rd_regs(priv, 0x81, buf, 2);
1070 cmd.args[0] = CMD_DEMOD_INIT;
1071 cmd.args[1] = ((priv->cfg.xtal / 1000) >> 8) & 0xff;
1072 cmd.args[2] = ((priv->cfg.xtal / 1000) >> 0) & 0xff;
1073 cmd.args[3] = buf[0];
1074 cmd.args[4] = buf[1];
1075 cmd.args[5] = priv->cfg.pll_multiplier;
1076 cmd.args[6] = priv->cfg.spec_inv;
1079 ret = tda10071_cmd_execute(priv, &cmd);
1083 cmd.args[0] = CMD_TUNER_INIT;
1088 cmd.args[5] = (priv->cfg.tuner_i2c_addr) ? priv->cfg.tuner_i2c_addr : 0x14;
1093 cmd.args[10] = 0x00;
1094 cmd.args[11] = 0x00;
1095 cmd.args[12] = 0x00;
1096 cmd.args[13] = 0x00;
1097 cmd.args[14] = 0x00;
1099 ret = tda10071_cmd_execute(priv, &cmd);
1103 cmd.args[0] = CMD_MPEG_CONFIG;
1105 cmd.args[2] = priv->cfg.ts_mode;
1110 ret = tda10071_cmd_execute(priv, &cmd);
1114 ret = tda10071_wr_reg_mask(priv, 0xf0, 0x01, 0x01);
1118 cmd.args[0] = CMD_LNB_CONFIG;
1130 ret = tda10071_cmd_execute(priv, &cmd);
1134 cmd.args[0] = CMD_BER_CONTROL;
1139 ret = tda10071_cmd_execute(priv, &cmd);
1145 error_release_firmware:
1146 release_firmware(fw);
1148 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
1152 static int tda10071_sleep(struct dvb_frontend *fe)
1154 struct tda10071_priv *priv = fe->demodulator_priv;
1155 struct tda10071_cmd cmd;
1157 struct tda10071_reg_val_mask tab[] = {
1158 { 0xcd, 0x07, 0x07 },
1159 { 0x80, 0x02, 0x02 },
1160 { 0xcd, 0xc0, 0xc0 },
1161 { 0xce, 0x1b, 0x1b },
1162 { 0x9d, 0x01, 0x01 },
1163 { 0x9d, 0x02, 0x02 },
1164 { 0x9e, 0x01, 0x01 },
1165 { 0x87, 0x80, 0x80 },
1166 { 0xce, 0x08, 0x08 },
1167 { 0xce, 0x10, 0x10 },
1175 cmd.args[0] = CMD_SET_SLEEP_MODE;
1179 ret = tda10071_cmd_execute(priv, &cmd);
1183 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1184 ret = tda10071_wr_reg_mask(priv, tab[i].reg, tab[i].val,
1192 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
1196 static int tda10071_get_tune_settings(struct dvb_frontend *fe,
1197 struct dvb_frontend_tune_settings *s)
1199 s->min_delay_ms = 8000;
1206 static void tda10071_release(struct dvb_frontend *fe)
1208 struct tda10071_priv *priv = fe->demodulator_priv;
1212 struct dvb_frontend *tda10071_attach(const struct tda10071_config *config,
1213 struct i2c_adapter *i2c)
1216 struct tda10071_priv *priv = NULL;
1219 /* allocate memory for the internal priv */
1220 priv = kzalloc(sizeof(struct tda10071_priv), GFP_KERNEL);
1226 /* make sure demod i2c address is specified */
1227 if (!config->demod_i2c_addr) {
1228 dev_dbg(&i2c->dev, "%s: invalid demod i2c address!\n", __func__);
1233 /* make sure tuner i2c address is specified */
1234 if (!config->tuner_i2c_addr) {
1235 dev_dbg(&i2c->dev, "%s: invalid tuner i2c address!\n", __func__);
1240 /* setup the priv */
1242 memcpy(&priv->cfg, config, sizeof(struct tda10071_config));
1245 ret = tda10071_rd_reg(priv, 0xff, &tmp);
1246 if (ret || tmp != 0x0f)
1250 ret = tda10071_rd_reg(priv, 0xdd, &tmp);
1251 if (ret || tmp != 0x00)
1255 ret = tda10071_rd_reg(priv, 0xfe, &tmp);
1256 if (ret || tmp != 0x01)
1259 /* create dvb_frontend */
1260 memcpy(&priv->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops));
1261 priv->fe.demodulator_priv = priv;
1265 dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);
1269 EXPORT_SYMBOL(tda10071_attach);
1271 static struct dvb_frontend_ops tda10071_ops = {
1272 .delsys = { SYS_DVBS, SYS_DVBS2 },
1274 .name = "NXP TDA10071",
1275 .frequency_min = 950000,
1276 .frequency_max = 2150000,
1277 .frequency_tolerance = 5000,
1278 .symbol_rate_min = 1000000,
1279 .symbol_rate_max = 45000000,
1280 .caps = FE_CAN_INVERSION_AUTO |
1292 FE_CAN_2G_MODULATION
1295 .release = tda10071_release,
1297 .get_tune_settings = tda10071_get_tune_settings,
1299 .init = tda10071_init,
1300 .sleep = tda10071_sleep,
1302 .set_frontend = tda10071_set_frontend,
1303 .get_frontend = tda10071_get_frontend,
1305 .read_status = tda10071_read_status,
1306 .read_snr = tda10071_read_snr,
1307 .read_signal_strength = tda10071_read_signal_strength,
1308 .read_ber = tda10071_read_ber,
1309 .read_ucblocks = tda10071_read_ucblocks,
1311 .diseqc_send_master_cmd = tda10071_diseqc_send_master_cmd,
1312 .diseqc_recv_slave_reply = tda10071_diseqc_recv_slave_reply,
1313 .diseqc_send_burst = tda10071_diseqc_send_burst,
1315 .set_tone = tda10071_set_tone,
1316 .set_voltage = tda10071_set_voltage,
1319 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1320 MODULE_DESCRIPTION("NXP TDA10071 DVB-S/S2 demodulator driver");
1321 MODULE_LICENSE("GPL");
1322 MODULE_FIRMWARE(TDA10071_FIRMWARE);