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 /* 0x39[0] tuner PLL */
495 if (tmp & 0x02) /* demod PLL */
496 *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER;
497 if (tmp & 0x04) /* viterbi or LDPC*/
498 *status |= FE_HAS_VITERBI;
499 if (tmp & 0x08) /* RS or BCH */
500 *status |= FE_HAS_SYNC | FE_HAS_LOCK;
502 priv->fe_status = *status;
506 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
510 static int tda10071_read_snr(struct dvb_frontend *fe, u16 *snr)
512 struct tda10071_priv *priv = fe->demodulator_priv;
516 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
522 ret = tda10071_rd_regs(priv, 0x3a, buf, 2);
527 *snr = buf[0] << 8 | buf[1];
531 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
535 static int tda10071_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
537 struct tda10071_priv *priv = fe->demodulator_priv;
538 struct tda10071_cmd cmd;
542 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
548 cmd.args[0] = CMD_GET_AGCACC;
551 ret = tda10071_cmd_execute(priv, &cmd);
555 /* input power estimate dBm */
556 ret = tda10071_rd_reg(priv, 0x50, &tmp);
561 tmp = 181; /* -75 dBm */
563 tmp = 236; /* -20 dBm */
565 /* scale value to 0x0000-0xffff */
566 *strength = (tmp-181) * 0xffff / (236-181);
570 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
574 static int tda10071_read_ber(struct dvb_frontend *fe, u32 *ber)
576 struct tda10071_priv *priv = fe->demodulator_priv;
577 struct tda10071_cmd cmd;
581 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
582 *ber = priv->ber = 0;
587 switch (priv->delivery_system) {
599 *ber = priv->ber = 0;
603 ret = tda10071_rd_reg(priv, reg, &tmp);
607 if (priv->meas_count[i] == tmp) {
608 dev_dbg(&priv->i2c->dev, "%s: meas not ready=%02x\n", __func__,
613 priv->meas_count[i] = tmp;
616 cmd.args[0] = CMD_BER_UPDATE_COUNTERS;
620 ret = tda10071_cmd_execute(priv, &cmd);
624 ret = tda10071_rd_regs(priv, cmd.len, buf, len);
628 if (priv->delivery_system == SYS_DVBS) {
629 *ber = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
630 priv->ucb += (buf[4] << 8) | buf[5];
632 *ber = (buf[0] << 8) | buf[1];
638 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
642 static int tda10071_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
644 struct tda10071_priv *priv = fe->demodulator_priv;
647 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
652 /* UCB is updated when BER is read. Assume BER is read anyway. */
654 *ucblocks = priv->ucb;
658 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
662 static int tda10071_set_frontend(struct dvb_frontend *fe)
664 struct tda10071_priv *priv = fe->demodulator_priv;
665 struct tda10071_cmd cmd;
666 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
668 u8 mode, rolloff, pilot, inversion, div;
670 dev_dbg(&priv->i2c->dev, "%s: delivery_system=%d modulation=%d " \
671 "frequency=%d symbol_rate=%d inversion=%d pilot=%d " \
672 "rolloff=%d\n", __func__, c->delivery_system, c->modulation,
673 c->frequency, c->symbol_rate, c->inversion, c->pilot,
676 priv->delivery_system = SYS_UNDEFINED;
683 switch (c->inversion) {
691 /* 2 = auto; try first on then off
692 * 3 = auto; try first off then on */
696 dev_dbg(&priv->i2c->dev, "%s: invalid inversion\n", __func__);
701 switch (c->delivery_system) {
707 switch (c->rolloff) {
719 dev_dbg(&priv->i2c->dev, "%s: invalid rolloff\n",
736 dev_dbg(&priv->i2c->dev, "%s: invalid pilot\n",
743 dev_dbg(&priv->i2c->dev, "%s: invalid delivery_system\n",
749 for (i = 0, mode = 0xff; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
750 if (c->delivery_system == TDA10071_MODCOD[i].delivery_system &&
751 c->modulation == TDA10071_MODCOD[i].modulation &&
752 c->fec_inner == TDA10071_MODCOD[i].fec) {
753 mode = TDA10071_MODCOD[i].val;
754 dev_dbg(&priv->i2c->dev, "%s: mode found=%02x\n",
761 dev_dbg(&priv->i2c->dev, "%s: invalid parameter combination\n",
767 if (c->symbol_rate <= 5000000)
772 ret = tda10071_wr_reg(priv, 0x81, div);
776 ret = tda10071_wr_reg(priv, 0xe3, div);
780 cmd.args[0] = CMD_CHANGE_CHANNEL;
783 cmd.args[3] = (c->frequency >> 16) & 0xff;
784 cmd.args[4] = (c->frequency >> 8) & 0xff;
785 cmd.args[5] = (c->frequency >> 0) & 0xff;
786 cmd.args[6] = ((c->symbol_rate / 1000) >> 8) & 0xff;
787 cmd.args[7] = ((c->symbol_rate / 1000) >> 0) & 0xff;
788 cmd.args[8] = (tda10071_ops.info.frequency_tolerance >> 8) & 0xff;
789 cmd.args[9] = (tda10071_ops.info.frequency_tolerance >> 0) & 0xff;
790 cmd.args[10] = rolloff;
791 cmd.args[11] = inversion;
792 cmd.args[12] = pilot;
796 ret = tda10071_cmd_execute(priv, &cmd);
800 priv->delivery_system = c->delivery_system;
804 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
808 static int tda10071_get_frontend(struct dvb_frontend *fe)
810 struct tda10071_priv *priv = fe->demodulator_priv;
811 struct dtv_frontend_properties *c = &fe->dtv_property_cache;
815 if (!priv->warm || !(priv->fe_status & FE_HAS_LOCK)) {
820 ret = tda10071_rd_regs(priv, 0x30, buf, 5);
825 for (i = 0; i < ARRAY_SIZE(TDA10071_MODCOD); i++) {
826 if (tmp == TDA10071_MODCOD[i].val) {
827 c->modulation = TDA10071_MODCOD[i].modulation;
828 c->fec_inner = TDA10071_MODCOD[i].fec;
829 c->delivery_system = TDA10071_MODCOD[i].delivery_system;
833 switch ((buf[1] >> 0) & 0x01) {
835 c->inversion = INVERSION_OFF;
838 c->inversion = INVERSION_ON;
842 switch ((buf[1] >> 7) & 0x01) {
844 c->pilot = PILOT_OFF;
851 c->frequency = (buf[2] << 16) | (buf[3] << 8) | (buf[4] << 0);
853 ret = tda10071_rd_regs(priv, 0x52, buf, 3);
857 c->symbol_rate = (buf[0] << 16) | (buf[1] << 8) | (buf[2] << 0);
861 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
865 static int tda10071_init(struct dvb_frontend *fe)
867 struct tda10071_priv *priv = fe->demodulator_priv;
868 struct tda10071_cmd cmd;
869 int ret, i, len, remaining, fw_size;
870 const struct firmware *fw;
871 u8 *fw_file = TDA10071_FIRMWARE;
873 struct tda10071_reg_val_mask tab[] = {
874 { 0xcd, 0x00, 0x07 },
875 { 0x80, 0x00, 0x02 },
876 { 0xcd, 0x00, 0xc0 },
877 { 0xce, 0x00, 0x1b },
878 { 0x9d, 0x00, 0x01 },
879 { 0x9d, 0x00, 0x02 },
880 { 0x9e, 0x00, 0x01 },
881 { 0x87, 0x00, 0x80 },
882 { 0xce, 0x00, 0x08 },
883 { 0xce, 0x00, 0x10 },
885 struct tda10071_reg_val_mask tab2[] = {
886 { 0xf1, 0x70, 0xff },
887 { 0x88, priv->cfg.pll_multiplier, 0x3f },
888 { 0x89, 0x00, 0x10 },
889 { 0x89, 0x10, 0x10 },
890 { 0xc0, 0x01, 0x01 },
891 { 0xc0, 0x00, 0x01 },
892 { 0xe0, 0xff, 0xff },
893 { 0xe0, 0x00, 0xff },
894 { 0x96, 0x1e, 0x7e },
895 { 0x8b, 0x08, 0x08 },
896 { 0x8b, 0x00, 0x08 },
897 { 0x8f, 0x1a, 0x7e },
898 { 0x8c, 0x68, 0xff },
899 { 0x8d, 0x08, 0xff },
900 { 0x8e, 0x4c, 0xff },
901 { 0x8f, 0x01, 0x01 },
902 { 0x8b, 0x04, 0x04 },
903 { 0x8b, 0x00, 0x04 },
904 { 0x87, 0x05, 0x07 },
905 { 0x80, 0x00, 0x20 },
906 { 0xc8, 0x01, 0xff },
907 { 0xb4, 0x47, 0xff },
908 { 0xb5, 0x9c, 0xff },
909 { 0xb6, 0x7d, 0xff },
910 { 0xba, 0x00, 0x03 },
911 { 0xb7, 0x47, 0xff },
912 { 0xb8, 0x9c, 0xff },
913 { 0xb9, 0x7d, 0xff },
914 { 0xba, 0x00, 0x0c },
915 { 0xc8, 0x00, 0xff },
916 { 0xcd, 0x00, 0x04 },
917 { 0xcd, 0x00, 0x20 },
918 { 0xe8, 0x02, 0xff },
919 { 0xcf, 0x20, 0xff },
920 { 0x9b, 0xd7, 0xff },
921 { 0x9a, 0x01, 0x03 },
922 { 0xa8, 0x05, 0x0f },
923 { 0xa8, 0x65, 0xf0 },
924 { 0xa6, 0xa0, 0xf0 },
925 { 0x9d, 0x50, 0xfc },
926 { 0x9e, 0x20, 0xe0 },
927 { 0xa3, 0x1c, 0x7c },
928 { 0xd5, 0x03, 0x03 },
932 /* warm state - wake up device from sleep */
934 for (i = 0; i < ARRAY_SIZE(tab); i++) {
935 ret = tda10071_wr_reg_mask(priv, tab[i].reg,
936 tab[i].val, tab[i].mask);
941 cmd.args[0] = CMD_SET_SLEEP_MODE;
945 ret = tda10071_cmd_execute(priv, &cmd);
949 /* cold state - try to download firmware */
951 /* request the firmware, this will block and timeout */
952 ret = request_firmware(&fw, fw_file, priv->i2c->dev.parent);
954 dev_err(&priv->i2c->dev, "%s: did not find the " \
955 "firmware file. (%s) Please see " \
956 "linux/Documentation/dvb/ for more " \
957 "details on firmware-problems. (%d)\n",
958 KBUILD_MODNAME, fw_file, ret);
963 for (i = 0; i < ARRAY_SIZE(tab2); i++) {
964 ret = tda10071_wr_reg_mask(priv, tab2[i].reg,
965 tab2[i].val, tab2[i].mask);
967 goto error_release_firmware;
970 /* download firmware */
971 ret = tda10071_wr_reg(priv, 0xe0, 0x7f);
973 goto error_release_firmware;
975 ret = tda10071_wr_reg(priv, 0xf7, 0x81);
977 goto error_release_firmware;
979 ret = tda10071_wr_reg(priv, 0xf8, 0x00);
981 goto error_release_firmware;
983 ret = tda10071_wr_reg(priv, 0xf9, 0x00);
985 goto error_release_firmware;
987 dev_info(&priv->i2c->dev, "%s: found a '%s' in cold state, " \
988 "will try to load a firmware\n", KBUILD_MODNAME,
989 tda10071_ops.info.name);
990 dev_info(&priv->i2c->dev, "%s: downloading firmware from " \
991 "file '%s'\n", KBUILD_MODNAME, fw_file);
993 /* do not download last byte */
994 fw_size = fw->size - 1;
996 for (remaining = fw_size; remaining > 0;
997 remaining -= (priv->cfg.i2c_wr_max - 1)) {
999 if (len > (priv->cfg.i2c_wr_max - 1))
1000 len = (priv->cfg.i2c_wr_max - 1);
1002 ret = tda10071_wr_regs(priv, 0xfa,
1003 (u8 *) &fw->data[fw_size - remaining], len);
1005 dev_err(&priv->i2c->dev, "%s: firmware " \
1006 "download failed=%d\n",
1007 KBUILD_MODNAME, ret);
1008 goto error_release_firmware;
1011 release_firmware(fw);
1013 ret = tda10071_wr_reg(priv, 0xf7, 0x0c);
1017 ret = tda10071_wr_reg(priv, 0xe0, 0x00);
1021 /* wait firmware start */
1024 /* firmware status */
1025 ret = tda10071_rd_reg(priv, 0x51, &tmp);
1030 dev_info(&priv->i2c->dev, "%s: firmware did not run\n",
1038 cmd.args[0] = CMD_GET_FW_VERSION;
1040 ret = tda10071_cmd_execute(priv, &cmd);
1044 ret = tda10071_rd_regs(priv, cmd.len, buf, 4);
1048 dev_info(&priv->i2c->dev, "%s: firmware version %d.%d.%d.%d\n",
1049 KBUILD_MODNAME, buf[0], buf[1], buf[2], buf[3]);
1050 dev_info(&priv->i2c->dev, "%s: found a '%s' in warm state\n",
1051 KBUILD_MODNAME, tda10071_ops.info.name);
1053 ret = tda10071_rd_regs(priv, 0x81, buf, 2);
1057 cmd.args[0] = CMD_DEMOD_INIT;
1058 cmd.args[1] = ((priv->cfg.xtal / 1000) >> 8) & 0xff;
1059 cmd.args[2] = ((priv->cfg.xtal / 1000) >> 0) & 0xff;
1060 cmd.args[3] = buf[0];
1061 cmd.args[4] = buf[1];
1062 cmd.args[5] = priv->cfg.pll_multiplier;
1063 cmd.args[6] = priv->cfg.spec_inv;
1066 ret = tda10071_cmd_execute(priv, &cmd);
1070 cmd.args[0] = CMD_TUNER_INIT;
1075 cmd.args[5] = (priv->cfg.tuner_i2c_addr) ? priv->cfg.tuner_i2c_addr : 0x14;
1080 cmd.args[10] = 0x00;
1081 cmd.args[11] = 0x00;
1082 cmd.args[12] = 0x00;
1083 cmd.args[13] = 0x00;
1084 cmd.args[14] = 0x00;
1086 ret = tda10071_cmd_execute(priv, &cmd);
1090 cmd.args[0] = CMD_MPEG_CONFIG;
1092 cmd.args[2] = priv->cfg.ts_mode;
1097 ret = tda10071_cmd_execute(priv, &cmd);
1101 ret = tda10071_wr_reg_mask(priv, 0xf0, 0x01, 0x01);
1105 cmd.args[0] = CMD_LNB_CONFIG;
1117 ret = tda10071_cmd_execute(priv, &cmd);
1121 cmd.args[0] = CMD_BER_CONTROL;
1126 ret = tda10071_cmd_execute(priv, &cmd);
1132 error_release_firmware:
1133 release_firmware(fw);
1135 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
1139 static int tda10071_sleep(struct dvb_frontend *fe)
1141 struct tda10071_priv *priv = fe->demodulator_priv;
1142 struct tda10071_cmd cmd;
1144 struct tda10071_reg_val_mask tab[] = {
1145 { 0xcd, 0x07, 0x07 },
1146 { 0x80, 0x02, 0x02 },
1147 { 0xcd, 0xc0, 0xc0 },
1148 { 0xce, 0x1b, 0x1b },
1149 { 0x9d, 0x01, 0x01 },
1150 { 0x9d, 0x02, 0x02 },
1151 { 0x9e, 0x01, 0x01 },
1152 { 0x87, 0x80, 0x80 },
1153 { 0xce, 0x08, 0x08 },
1154 { 0xce, 0x10, 0x10 },
1162 cmd.args[0] = CMD_SET_SLEEP_MODE;
1166 ret = tda10071_cmd_execute(priv, &cmd);
1170 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1171 ret = tda10071_wr_reg_mask(priv, tab[i].reg, tab[i].val,
1179 dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret);
1183 static int tda10071_get_tune_settings(struct dvb_frontend *fe,
1184 struct dvb_frontend_tune_settings *s)
1186 s->min_delay_ms = 8000;
1193 static void tda10071_release(struct dvb_frontend *fe)
1195 struct tda10071_priv *priv = fe->demodulator_priv;
1199 struct dvb_frontend *tda10071_attach(const struct tda10071_config *config,
1200 struct i2c_adapter *i2c)
1203 struct tda10071_priv *priv = NULL;
1206 /* allocate memory for the internal priv */
1207 priv = kzalloc(sizeof(struct tda10071_priv), GFP_KERNEL);
1213 /* make sure demod i2c address is specified */
1214 if (!config->demod_i2c_addr) {
1215 dev_dbg(&i2c->dev, "%s: invalid demod i2c address!\n", __func__);
1220 /* make sure tuner i2c address is specified */
1221 if (!config->tuner_i2c_addr) {
1222 dev_dbg(&i2c->dev, "%s: invalid tuner i2c address!\n", __func__);
1227 /* setup the priv */
1229 memcpy(&priv->cfg, config, sizeof(struct tda10071_config));
1232 ret = tda10071_rd_reg(priv, 0xff, &tmp);
1233 if (ret || tmp != 0x0f)
1237 ret = tda10071_rd_reg(priv, 0xdd, &tmp);
1238 if (ret || tmp != 0x00)
1242 ret = tda10071_rd_reg(priv, 0xfe, &tmp);
1243 if (ret || tmp != 0x01)
1246 /* create dvb_frontend */
1247 memcpy(&priv->fe.ops, &tda10071_ops, sizeof(struct dvb_frontend_ops));
1248 priv->fe.demodulator_priv = priv;
1252 dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);
1256 EXPORT_SYMBOL(tda10071_attach);
1258 static struct dvb_frontend_ops tda10071_ops = {
1259 .delsys = { SYS_DVBS, SYS_DVBS2 },
1261 .name = "NXP TDA10071",
1262 .frequency_min = 950000,
1263 .frequency_max = 2150000,
1264 .frequency_tolerance = 5000,
1265 .symbol_rate_min = 1000000,
1266 .symbol_rate_max = 45000000,
1267 .caps = FE_CAN_INVERSION_AUTO |
1279 FE_CAN_2G_MODULATION
1282 .release = tda10071_release,
1284 .get_tune_settings = tda10071_get_tune_settings,
1286 .init = tda10071_init,
1287 .sleep = tda10071_sleep,
1289 .set_frontend = tda10071_set_frontend,
1290 .get_frontend = tda10071_get_frontend,
1292 .read_status = tda10071_read_status,
1293 .read_snr = tda10071_read_snr,
1294 .read_signal_strength = tda10071_read_signal_strength,
1295 .read_ber = tda10071_read_ber,
1296 .read_ucblocks = tda10071_read_ucblocks,
1298 .diseqc_send_master_cmd = tda10071_diseqc_send_master_cmd,
1299 .diseqc_recv_slave_reply = tda10071_diseqc_recv_slave_reply,
1300 .diseqc_send_burst = tda10071_diseqc_send_burst,
1302 .set_tone = tda10071_set_tone,
1303 .set_voltage = tda10071_set_voltage,
1306 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1307 MODULE_DESCRIPTION("NXP TDA10071 DVB-S/S2 demodulator driver");
1308 MODULE_LICENSE("GPL");
1309 MODULE_FIRMWARE(TDA10071_FIRMWARE);