1 /* 2 * Driver for the MaxLinear MxL5xx family of tuners/demods 3 * 4 * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de> 5 * Marcus Metzler <mocm@metzlerbros.de> 6 * developed for Digital Devices GmbH 7 * 8 * based on code: 9 * Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved 10 * which was released under GPL V2 11 * 12 * This program is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License 14 * version 2, as published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 */ 22 23 #include <linux/kernel.h> 24 #include <linux/module.h> 25 #include <linux/moduleparam.h> 26 #include <linux/init.h> 27 #include <linux/delay.h> 28 #include <linux/firmware.h> 29 #include <linux/i2c.h> 30 #include <linux/version.h> 31 #include <linux/mutex.h> 32 #include <linux/vmalloc.h> 33 #include <asm/div64.h> 34 #include <asm/unaligned.h> 35 36 #include "dvb_frontend.h" 37 #include "mxl5xx.h" 38 #include "mxl5xx_regs.h" 39 #include "mxl5xx_defs.h" 40 41 #define BYTE0(v) ((v >> 0) & 0xff) 42 #define BYTE1(v) ((v >> 8) & 0xff) 43 #define BYTE2(v) ((v >> 16) & 0xff) 44 #define BYTE3(v) ((v >> 24) & 0xff) 45 46 static LIST_HEAD(mxllist); 47 48 struct mxl_base { 49 struct list_head mxllist; 50 struct list_head mxls; 51 52 u8 adr; 53 struct i2c_adapter *i2c; 54 55 u32 count; 56 u32 type; 57 u32 sku_type; 58 u32 chipversion; 59 u32 clock; 60 u32 fwversion; 61 62 u8 *ts_map; 63 u8 can_clkout; 64 u8 chan_bond; 65 u8 demod_num; 66 u8 tuner_num; 67 68 unsigned long next_tune; 69 70 struct mutex i2c_lock; 71 struct mutex status_lock; 72 struct mutex tune_lock; 73 74 u8 buf[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN]; 75 76 u32 cmd_size; 77 u8 cmd_data[MAX_CMD_DATA]; 78 }; 79 80 struct mxl { 81 struct list_head mxl; 82 83 struct mxl_base *base; 84 struct dvb_frontend fe; 85 struct device *i2cdev; 86 u32 demod; 87 u32 tuner; 88 u32 tuner_in_use; 89 u8 xbar[3]; 90 91 unsigned long tune_time; 92 }; 93 94 static void convert_endian(u8 flag, u32 size, u8 *d) 95 { 96 u32 i; 97 98 if (!flag) 99 return; 100 for (i = 0; i < (size & ~3); i += 4) { 101 d[i + 0] ^= d[i + 3]; 102 d[i + 3] ^= d[i + 0]; 103 d[i + 0] ^= d[i + 3]; 104 105 d[i + 1] ^= d[i + 2]; 106 d[i + 2] ^= d[i + 1]; 107 d[i + 1] ^= d[i + 2]; 108 } 109 110 switch (size & 3) { 111 case 0: 112 case 1: 113 /* do nothing */ 114 break; 115 case 2: 116 d[i + 0] ^= d[i + 1]; 117 d[i + 1] ^= d[i + 0]; 118 d[i + 0] ^= d[i + 1]; 119 break; 120 121 case 3: 122 d[i + 0] ^= d[i + 2]; 123 d[i + 2] ^= d[i + 0]; 124 d[i + 0] ^= d[i + 2]; 125 break; 126 } 127 128 } 129 130 static int i2c_write(struct i2c_adapter *adap, u8 adr, 131 u8 *data, u32 len) 132 { 133 struct i2c_msg msg = {.addr = adr, .flags = 0, 134 .buf = data, .len = len}; 135 136 return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1; 137 } 138 139 static int i2c_read(struct i2c_adapter *adap, u8 adr, 140 u8 *data, u32 len) 141 { 142 struct i2c_msg msg = {.addr = adr, .flags = I2C_M_RD, 143 .buf = data, .len = len}; 144 145 return (i2c_transfer(adap, &msg, 1) == 1) ? 0 : -1; 146 } 147 148 static int i2cread(struct mxl *state, u8 *data, int len) 149 { 150 return i2c_read(state->base->i2c, state->base->adr, data, len); 151 } 152 153 static int i2cwrite(struct mxl *state, u8 *data, int len) 154 { 155 return i2c_write(state->base->i2c, state->base->adr, data, len); 156 } 157 158 static int read_register_unlocked(struct mxl *state, u32 reg, u32 *val) 159 { 160 int stat; 161 u8 data[MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE] = { 162 MXL_HYDRA_PLID_REG_READ, 0x04, 163 GET_BYTE(reg, 0), GET_BYTE(reg, 1), 164 GET_BYTE(reg, 2), GET_BYTE(reg, 3), 165 }; 166 167 stat = i2cwrite(state, data, 168 MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE); 169 if (stat) 170 dev_err(state->i2cdev, "i2c read error 1\n"); 171 if (!stat) 172 stat = i2cread(state, (u8 *) val, 173 MXL_HYDRA_REG_SIZE_IN_BYTES); 174 le32_to_cpus(val); 175 if (stat) 176 dev_err(state->i2cdev, "i2c read error 2\n"); 177 return stat; 178 } 179 180 #define DMA_I2C_INTERRUPT_ADDR 0x8000011C 181 #define DMA_INTR_PROT_WR_CMP 0x08 182 183 static int send_command(struct mxl *state, u32 size, u8 *buf) 184 { 185 int stat; 186 u32 val, count = 10; 187 188 mutex_lock(&state->base->i2c_lock); 189 if (state->base->fwversion > 0x02010109) { 190 read_register_unlocked(state, DMA_I2C_INTERRUPT_ADDR, &val); 191 if (DMA_INTR_PROT_WR_CMP & val) 192 dev_info(state->i2cdev, "%s busy\n", __func__); 193 while ((DMA_INTR_PROT_WR_CMP & val) && --count) { 194 mutex_unlock(&state->base->i2c_lock); 195 usleep_range(1000, 2000); 196 mutex_lock(&state->base->i2c_lock); 197 read_register_unlocked(state, DMA_I2C_INTERRUPT_ADDR, 198 &val); 199 } 200 if (!count) { 201 dev_info(state->i2cdev, "%s busy\n", __func__); 202 mutex_unlock(&state->base->i2c_lock); 203 return -EBUSY; 204 } 205 } 206 stat = i2cwrite(state, buf, size); 207 mutex_unlock(&state->base->i2c_lock); 208 return stat; 209 } 210 211 static int write_register(struct mxl *state, u32 reg, u32 val) 212 { 213 int stat; 214 u8 data[MXL_HYDRA_REG_WRITE_LEN] = { 215 MXL_HYDRA_PLID_REG_WRITE, 0x08, 216 BYTE0(reg), BYTE1(reg), BYTE2(reg), BYTE3(reg), 217 BYTE0(val), BYTE1(val), BYTE2(val), BYTE3(val), 218 }; 219 mutex_lock(&state->base->i2c_lock); 220 stat = i2cwrite(state, data, sizeof(data)); 221 mutex_unlock(&state->base->i2c_lock); 222 if (stat) 223 dev_err(state->i2cdev, "i2c write error\n"); 224 return stat; 225 } 226 227 static int write_firmware_block(struct mxl *state, 228 u32 reg, u32 size, u8 *reg_data_ptr) 229 { 230 int stat; 231 u8 *buf = state->base->buf; 232 233 mutex_lock(&state->base->i2c_lock); 234 buf[0] = MXL_HYDRA_PLID_REG_WRITE; 235 buf[1] = size + 4; 236 buf[2] = GET_BYTE(reg, 0); 237 buf[3] = GET_BYTE(reg, 1); 238 buf[4] = GET_BYTE(reg, 2); 239 buf[5] = GET_BYTE(reg, 3); 240 memcpy(&buf[6], reg_data_ptr, size); 241 stat = i2cwrite(state, buf, 242 MXL_HYDRA_I2C_HDR_SIZE + 243 MXL_HYDRA_REG_SIZE_IN_BYTES + size); 244 mutex_unlock(&state->base->i2c_lock); 245 if (stat) 246 dev_err(state->i2cdev, "fw block write failed\n"); 247 return stat; 248 } 249 250 static int read_register(struct mxl *state, u32 reg, u32 *val) 251 { 252 int stat; 253 u8 data[MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE] = { 254 MXL_HYDRA_PLID_REG_READ, 0x04, 255 GET_BYTE(reg, 0), GET_BYTE(reg, 1), 256 GET_BYTE(reg, 2), GET_BYTE(reg, 3), 257 }; 258 259 mutex_lock(&state->base->i2c_lock); 260 stat = i2cwrite(state, data, 261 MXL_HYDRA_REG_SIZE_IN_BYTES + MXL_HYDRA_I2C_HDR_SIZE); 262 if (stat) 263 dev_err(state->i2cdev, "i2c read error 1\n"); 264 if (!stat) 265 stat = i2cread(state, (u8 *) val, 266 MXL_HYDRA_REG_SIZE_IN_BYTES); 267 mutex_unlock(&state->base->i2c_lock); 268 le32_to_cpus(val); 269 if (stat) 270 dev_err(state->i2cdev, "i2c read error 2\n"); 271 return stat; 272 } 273 274 static int read_register_block(struct mxl *state, u32 reg, u32 size, u8 *data) 275 { 276 int stat; 277 u8 *buf = state->base->buf; 278 279 mutex_lock(&state->base->i2c_lock); 280 281 buf[0] = MXL_HYDRA_PLID_REG_READ; 282 buf[1] = size + 4; 283 buf[2] = GET_BYTE(reg, 0); 284 buf[3] = GET_BYTE(reg, 1); 285 buf[4] = GET_BYTE(reg, 2); 286 buf[5] = GET_BYTE(reg, 3); 287 stat = i2cwrite(state, buf, 288 MXL_HYDRA_I2C_HDR_SIZE + MXL_HYDRA_REG_SIZE_IN_BYTES); 289 if (!stat) { 290 stat = i2cread(state, data, size); 291 convert_endian(MXL_ENABLE_BIG_ENDIAN, size, data); 292 } 293 mutex_unlock(&state->base->i2c_lock); 294 return stat; 295 } 296 297 static int read_by_mnemonic(struct mxl *state, 298 u32 reg, u8 lsbloc, u8 numofbits, u32 *val) 299 { 300 u32 data = 0, mask = 0; 301 int stat; 302 303 stat = read_register(state, reg, &data); 304 if (stat) 305 return stat; 306 mask = MXL_GET_REG_MASK_32(lsbloc, numofbits); 307 data &= mask; 308 data >>= lsbloc; 309 *val = data; 310 return 0; 311 } 312 313 314 static int update_by_mnemonic(struct mxl *state, 315 u32 reg, u8 lsbloc, u8 numofbits, u32 val) 316 { 317 u32 data, mask; 318 int stat; 319 320 stat = read_register(state, reg, &data); 321 if (stat) 322 return stat; 323 mask = MXL_GET_REG_MASK_32(lsbloc, numofbits); 324 data = (data & ~mask) | ((val << lsbloc) & mask); 325 stat = write_register(state, reg, data); 326 return stat; 327 } 328 329 static int firmware_is_alive(struct mxl *state) 330 { 331 u32 hb0, hb1; 332 333 if (read_register(state, HYDRA_HEAR_BEAT, &hb0)) 334 return 0; 335 msleep(20); 336 if (read_register(state, HYDRA_HEAR_BEAT, &hb1)) 337 return 0; 338 if (hb1 == hb0) 339 return 0; 340 return 1; 341 } 342 343 static int init(struct dvb_frontend *fe) 344 { 345 struct dtv_frontend_properties *p = &fe->dtv_property_cache; 346 347 /* init fe stats */ 348 p->strength.len = 1; 349 p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 350 p->cnr.len = 1; 351 p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 352 p->pre_bit_error.len = 1; 353 p->pre_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 354 p->pre_bit_count.len = 1; 355 p->pre_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 356 p->post_bit_error.len = 1; 357 p->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 358 p->post_bit_count.len = 1; 359 p->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 360 361 return 0; 362 } 363 364 static void release(struct dvb_frontend *fe) 365 { 366 struct mxl *state = fe->demodulator_priv; 367 368 list_del(&state->mxl); 369 /* Release one frontend, two more shall take its place! */ 370 state->base->count--; 371 if (state->base->count == 0) { 372 list_del(&state->base->mxllist); 373 kfree(state->base); 374 } 375 kfree(state); 376 } 377 378 static int get_algo(struct dvb_frontend *fe) 379 { 380 return DVBFE_ALGO_HW; 381 } 382 383 static int cfg_demod_abort_tune(struct mxl *state) 384 { 385 struct MXL_HYDRA_DEMOD_ABORT_TUNE_T abort_tune_cmd; 386 u8 cmd_size = sizeof(abort_tune_cmd); 387 u8 cmd_buff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN]; 388 389 abort_tune_cmd.demod_id = state->demod; 390 BUILD_HYDRA_CMD(MXL_HYDRA_ABORT_TUNE_CMD, MXL_CMD_WRITE, 391 cmd_size, &abort_tune_cmd, cmd_buff); 392 return send_command(state, cmd_size + MXL_HYDRA_CMD_HEADER_SIZE, 393 &cmd_buff[0]); 394 } 395 396 static int send_master_cmd(struct dvb_frontend *fe, 397 struct dvb_diseqc_master_cmd *cmd) 398 { 399 /*struct mxl *state = fe->demodulator_priv;*/ 400 401 return 0; /*CfgDemodAbortTune(state);*/ 402 } 403 404 static int set_parameters(struct dvb_frontend *fe) 405 { 406 struct mxl *state = fe->demodulator_priv; 407 struct dtv_frontend_properties *p = &fe->dtv_property_cache; 408 struct MXL_HYDRA_DEMOD_PARAM_T demod_chan_cfg; 409 u8 cmd_size = sizeof(demod_chan_cfg); 410 u8 cmd_buff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN]; 411 u32 srange = 10; 412 int stat; 413 414 if (p->frequency < 950000 || p->frequency > 2150000) 415 return -EINVAL; 416 if (p->symbol_rate < 1000000 || p->symbol_rate > 45000000) 417 return -EINVAL; 418 419 /* CfgDemodAbortTune(state); */ 420 421 switch (p->delivery_system) { 422 case SYS_DSS: 423 demod_chan_cfg.standard = MXL_HYDRA_DSS; 424 demod_chan_cfg.roll_off = MXL_HYDRA_ROLLOFF_AUTO; 425 break; 426 case SYS_DVBS: 427 srange = p->symbol_rate / 1000000; 428 if (srange > 10) 429 srange = 10; 430 demod_chan_cfg.standard = MXL_HYDRA_DVBS; 431 demod_chan_cfg.roll_off = MXL_HYDRA_ROLLOFF_0_35; 432 demod_chan_cfg.modulation_scheme = MXL_HYDRA_MOD_QPSK; 433 demod_chan_cfg.pilots = MXL_HYDRA_PILOTS_OFF; 434 break; 435 case SYS_DVBS2: 436 demod_chan_cfg.standard = MXL_HYDRA_DVBS2; 437 demod_chan_cfg.roll_off = MXL_HYDRA_ROLLOFF_AUTO; 438 demod_chan_cfg.modulation_scheme = MXL_HYDRA_MOD_AUTO; 439 demod_chan_cfg.pilots = MXL_HYDRA_PILOTS_AUTO; 440 /* cfg_scrambler(state); */ 441 break; 442 default: 443 return -EINVAL; 444 } 445 demod_chan_cfg.tuner_index = state->tuner; 446 demod_chan_cfg.demod_index = state->demod; 447 demod_chan_cfg.frequency_in_hz = p->frequency * 1000; 448 demod_chan_cfg.symbol_rate_in_hz = p->symbol_rate; 449 demod_chan_cfg.max_carrier_offset_in_mhz = srange; 450 demod_chan_cfg.spectrum_inversion = MXL_HYDRA_SPECTRUM_AUTO; 451 demod_chan_cfg.fec_code_rate = MXL_HYDRA_FEC_AUTO; 452 453 mutex_lock(&state->base->tune_lock); 454 if (time_after(jiffies + msecs_to_jiffies(200), 455 state->base->next_tune)) 456 while (time_before(jiffies, state->base->next_tune)) 457 usleep_range(10000, 11000); 458 state->base->next_tune = jiffies + msecs_to_jiffies(100); 459 state->tuner_in_use = state->tuner; 460 BUILD_HYDRA_CMD(MXL_HYDRA_DEMOD_SET_PARAM_CMD, MXL_CMD_WRITE, 461 cmd_size, &demod_chan_cfg, cmd_buff); 462 stat = send_command(state, cmd_size + MXL_HYDRA_CMD_HEADER_SIZE, 463 &cmd_buff[0]); 464 mutex_unlock(&state->base->tune_lock); 465 return stat; 466 } 467 468 static int enable_tuner(struct mxl *state, u32 tuner, u32 enable); 469 470 static int sleep(struct dvb_frontend *fe) 471 { 472 struct mxl *state = fe->demodulator_priv; 473 struct mxl *p; 474 475 cfg_demod_abort_tune(state); 476 if (state->tuner_in_use != 0xffffffff) { 477 mutex_lock(&state->base->tune_lock); 478 state->tuner_in_use = 0xffffffff; 479 list_for_each_entry(p, &state->base->mxls, mxl) { 480 if (p->tuner_in_use == state->tuner) 481 break; 482 } 483 if (&p->mxl == &state->base->mxls) 484 enable_tuner(state, state->tuner, 0); 485 mutex_unlock(&state->base->tune_lock); 486 } 487 return 0; 488 } 489 490 static int read_snr(struct dvb_frontend *fe) 491 { 492 struct mxl *state = fe->demodulator_priv; 493 int stat; 494 u32 reg_data = 0; 495 struct dtv_frontend_properties *p = &fe->dtv_property_cache; 496 497 mutex_lock(&state->base->status_lock); 498 HYDRA_DEMOD_STATUS_LOCK(state, state->demod); 499 stat = read_register(state, (HYDRA_DMD_SNR_ADDR_OFFSET + 500 HYDRA_DMD_STATUS_OFFSET(state->demod)), 501 ®_data); 502 HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod); 503 mutex_unlock(&state->base->status_lock); 504 505 p->cnr.stat[0].scale = FE_SCALE_DECIBEL; 506 p->cnr.stat[0].svalue = (s16)reg_data * 10; 507 508 return stat; 509 } 510 511 static int read_ber(struct dvb_frontend *fe) 512 { 513 struct mxl *state = fe->demodulator_priv; 514 struct dtv_frontend_properties *p = &fe->dtv_property_cache; 515 u32 reg[8]; 516 517 mutex_lock(&state->base->status_lock); 518 HYDRA_DEMOD_STATUS_LOCK(state, state->demod); 519 read_register_block(state, 520 (HYDRA_DMD_DVBS_1ST_CORR_RS_ERRORS_ADDR_OFFSET + 521 HYDRA_DMD_STATUS_OFFSET(state->demod)), 522 (4 * sizeof(u32)), 523 (u8 *) ®[0]); 524 HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod); 525 526 switch (p->delivery_system) { 527 case SYS_DSS: 528 case SYS_DVBS: 529 p->pre_bit_error.stat[0].scale = FE_SCALE_COUNTER; 530 p->pre_bit_error.stat[0].uvalue = reg[2]; 531 p->pre_bit_count.stat[0].scale = FE_SCALE_COUNTER; 532 p->pre_bit_count.stat[0].uvalue = reg[3]; 533 break; 534 default: 535 break; 536 } 537 538 read_register_block(state, 539 (HYDRA_DMD_DVBS2_CRC_ERRORS_ADDR_OFFSET + 540 HYDRA_DMD_STATUS_OFFSET(state->demod)), 541 (7 * sizeof(u32)), 542 (u8 *) ®[0]); 543 544 switch (p->delivery_system) { 545 case SYS_DSS: 546 case SYS_DVBS: 547 p->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; 548 p->post_bit_error.stat[0].uvalue = reg[5]; 549 p->post_bit_count.stat[0].scale = FE_SCALE_COUNTER; 550 p->post_bit_count.stat[0].uvalue = reg[6]; 551 break; 552 case SYS_DVBS2: 553 p->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; 554 p->post_bit_error.stat[0].uvalue = reg[1]; 555 p->post_bit_count.stat[0].scale = FE_SCALE_COUNTER; 556 p->post_bit_count.stat[0].uvalue = reg[2]; 557 break; 558 default: 559 break; 560 } 561 562 mutex_unlock(&state->base->status_lock); 563 564 return 0; 565 } 566 567 static int read_signal_strength(struct dvb_frontend *fe) 568 { 569 struct mxl *state = fe->demodulator_priv; 570 struct dtv_frontend_properties *p = &fe->dtv_property_cache; 571 int stat; 572 u32 reg_data = 0; 573 574 mutex_lock(&state->base->status_lock); 575 HYDRA_DEMOD_STATUS_LOCK(state, state->demod); 576 stat = read_register(state, (HYDRA_DMD_STATUS_INPUT_POWER_ADDR + 577 HYDRA_DMD_STATUS_OFFSET(state->demod)), 578 ®_data); 579 HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod); 580 mutex_unlock(&state->base->status_lock); 581 582 p->strength.stat[0].scale = FE_SCALE_DECIBEL; 583 p->strength.stat[0].svalue = (s16) reg_data * 10; /* fix scale */ 584 585 return stat; 586 } 587 588 static int read_status(struct dvb_frontend *fe, enum fe_status *status) 589 { 590 struct mxl *state = fe->demodulator_priv; 591 struct dtv_frontend_properties *p = &fe->dtv_property_cache; 592 u32 reg_data = 0; 593 594 mutex_lock(&state->base->status_lock); 595 HYDRA_DEMOD_STATUS_LOCK(state, state->demod); 596 read_register(state, (HYDRA_DMD_LOCK_STATUS_ADDR_OFFSET + 597 HYDRA_DMD_STATUS_OFFSET(state->demod)), 598 ®_data); 599 HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod); 600 mutex_unlock(&state->base->status_lock); 601 602 *status = (reg_data == 1) ? 0x1f : 0; 603 604 /* signal statistics */ 605 606 /* signal strength is always available */ 607 read_signal_strength(fe); 608 609 if (*status & FE_HAS_CARRIER) 610 read_snr(fe); 611 else 612 p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 613 614 if (*status & FE_HAS_SYNC) 615 read_ber(fe); 616 else { 617 p->pre_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 618 p->pre_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 619 p->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 620 p->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; 621 } 622 623 return 0; 624 } 625 626 static int tune(struct dvb_frontend *fe, bool re_tune, 627 unsigned int mode_flags, 628 unsigned int *delay, enum fe_status *status) 629 { 630 struct mxl *state = fe->demodulator_priv; 631 int r = 0; 632 633 *delay = HZ / 2; 634 if (re_tune) { 635 r = set_parameters(fe); 636 if (r) 637 return r; 638 state->tune_time = jiffies; 639 } 640 641 return read_status(fe, status); 642 } 643 644 static enum fe_code_rate conv_fec(enum MXL_HYDRA_FEC_E fec) 645 { 646 enum fe_code_rate fec2fec[11] = { 647 FEC_NONE, FEC_1_2, FEC_3_5, FEC_2_3, 648 FEC_3_4, FEC_4_5, FEC_5_6, FEC_6_7, 649 FEC_7_8, FEC_8_9, FEC_9_10 650 }; 651 652 if (fec > MXL_HYDRA_FEC_9_10) 653 return FEC_NONE; 654 return fec2fec[fec]; 655 } 656 657 static int get_frontend(struct dvb_frontend *fe, 658 struct dtv_frontend_properties *p) 659 { 660 struct mxl *state = fe->demodulator_priv; 661 u32 reg_data[MXL_DEMOD_CHAN_PARAMS_BUFF_SIZE]; 662 u32 freq; 663 664 mutex_lock(&state->base->status_lock); 665 HYDRA_DEMOD_STATUS_LOCK(state, state->demod); 666 read_register_block(state, 667 (HYDRA_DMD_STANDARD_ADDR_OFFSET + 668 HYDRA_DMD_STATUS_OFFSET(state->demod)), 669 (MXL_DEMOD_CHAN_PARAMS_BUFF_SIZE * 4), /* 25 * 4 bytes */ 670 (u8 *) ®_data[0]); 671 /* read demod channel parameters */ 672 read_register_block(state, 673 (HYDRA_DMD_STATUS_CENTER_FREQ_IN_KHZ_ADDR + 674 HYDRA_DMD_STATUS_OFFSET(state->demod)), 675 (4), /* 4 bytes */ 676 (u8 *) &freq); 677 HYDRA_DEMOD_STATUS_UNLOCK(state, state->demod); 678 mutex_unlock(&state->base->status_lock); 679 680 dev_dbg(state->i2cdev, "freq=%u delsys=%u srate=%u\n", 681 freq * 1000, reg_data[DMD_STANDARD_ADDR], 682 reg_data[DMD_SYMBOL_RATE_ADDR]); 683 p->symbol_rate = reg_data[DMD_SYMBOL_RATE_ADDR]; 684 p->frequency = freq; 685 /* 686 * p->delivery_system = 687 * (MXL_HYDRA_BCAST_STD_E) regData[DMD_STANDARD_ADDR]; 688 * p->inversion = 689 * (MXL_HYDRA_SPECTRUM_E) regData[DMD_SPECTRUM_INVERSION_ADDR]; 690 * freqSearchRangeKHz = 691 * (regData[DMD_FREQ_SEARCH_RANGE_IN_KHZ_ADDR]); 692 */ 693 694 p->fec_inner = conv_fec(reg_data[DMD_FEC_CODE_RATE_ADDR]); 695 switch (p->delivery_system) { 696 case SYS_DSS: 697 break; 698 case SYS_DVBS2: 699 switch ((enum MXL_HYDRA_PILOTS_E) 700 reg_data[DMD_DVBS2_PILOT_ON_OFF_ADDR]) { 701 case MXL_HYDRA_PILOTS_OFF: 702 p->pilot = PILOT_OFF; 703 break; 704 case MXL_HYDRA_PILOTS_ON: 705 p->pilot = PILOT_ON; 706 break; 707 default: 708 break; 709 } 710 case SYS_DVBS: 711 switch ((enum MXL_HYDRA_MODULATION_E) 712 reg_data[DMD_MODULATION_SCHEME_ADDR]) { 713 case MXL_HYDRA_MOD_QPSK: 714 p->modulation = QPSK; 715 break; 716 case MXL_HYDRA_MOD_8PSK: 717 p->modulation = PSK_8; 718 break; 719 default: 720 break; 721 } 722 switch ((enum MXL_HYDRA_ROLLOFF_E) 723 reg_data[DMD_SPECTRUM_ROLL_OFF_ADDR]) { 724 case MXL_HYDRA_ROLLOFF_0_20: 725 p->rolloff = ROLLOFF_20; 726 break; 727 case MXL_HYDRA_ROLLOFF_0_35: 728 p->rolloff = ROLLOFF_35; 729 break; 730 case MXL_HYDRA_ROLLOFF_0_25: 731 p->rolloff = ROLLOFF_25; 732 break; 733 default: 734 break; 735 } 736 break; 737 default: 738 return -EINVAL; 739 } 740 return 0; 741 } 742 743 static int set_input(struct dvb_frontend *fe, int input) 744 { 745 struct mxl *state = fe->demodulator_priv; 746 747 state->tuner = input; 748 return 0; 749 } 750 751 static struct dvb_frontend_ops mxl_ops = { 752 .delsys = { SYS_DVBS, SYS_DVBS2, SYS_DSS }, 753 .info = { 754 .name = "MaxLinear MxL5xx DVB-S/S2 tuner-demodulator", 755 .frequency_min = 300000, 756 .frequency_max = 2350000, 757 .frequency_stepsize = 0, 758 .frequency_tolerance = 0, 759 .symbol_rate_min = 1000000, 760 .symbol_rate_max = 45000000, 761 .caps = FE_CAN_INVERSION_AUTO | 762 FE_CAN_FEC_AUTO | 763 FE_CAN_QPSK | 764 FE_CAN_2G_MODULATION 765 }, 766 .init = init, 767 .release = release, 768 .get_frontend_algo = get_algo, 769 .tune = tune, 770 .read_status = read_status, 771 .sleep = sleep, 772 .get_frontend = get_frontend, 773 .diseqc_send_master_cmd = send_master_cmd, 774 }; 775 776 static struct mxl_base *match_base(struct i2c_adapter *i2c, u8 adr) 777 { 778 struct mxl_base *p; 779 780 list_for_each_entry(p, &mxllist, mxllist) 781 if (p->i2c == i2c && p->adr == adr) 782 return p; 783 return NULL; 784 } 785 786 static void cfg_dev_xtal(struct mxl *state, u32 freq, u32 cap, u32 enable) 787 { 788 if (state->base->can_clkout || !enable) 789 update_by_mnemonic(state, 0x90200054, 23, 1, enable); 790 791 if (freq == 24000000) 792 write_register(state, HYDRA_CRYSTAL_SETTING, 0); 793 else 794 write_register(state, HYDRA_CRYSTAL_SETTING, 1); 795 796 write_register(state, HYDRA_CRYSTAL_CAP, cap); 797 } 798 799 static u32 get_big_endian(u8 num_of_bits, const u8 buf[]) 800 { 801 u32 ret_value = 0; 802 803 switch (num_of_bits) { 804 case 24: 805 ret_value = (((u32) buf[0]) << 16) | 806 (((u32) buf[1]) << 8) | buf[2]; 807 break; 808 case 32: 809 ret_value = (((u32) buf[0]) << 24) | 810 (((u32) buf[1]) << 16) | 811 (((u32) buf[2]) << 8) | buf[3]; 812 break; 813 default: 814 break; 815 } 816 817 return ret_value; 818 } 819 820 static int write_fw_segment(struct mxl *state, 821 u32 mem_addr, u32 total_size, u8 *data_ptr) 822 { 823 int status; 824 u32 data_count = 0; 825 u32 size = 0; 826 u32 orig_size = 0; 827 u8 *w_buf_ptr = NULL; 828 u32 block_size = ((MXL_HYDRA_OEM_MAX_BLOCK_WRITE_LENGTH - 829 (MXL_HYDRA_I2C_HDR_SIZE + 830 MXL_HYDRA_REG_SIZE_IN_BYTES)) / 4) * 4; 831 u8 w_msg_buffer[MXL_HYDRA_OEM_MAX_BLOCK_WRITE_LENGTH - 832 (MXL_HYDRA_I2C_HDR_SIZE + MXL_HYDRA_REG_SIZE_IN_BYTES)]; 833 834 do { 835 size = orig_size = (((u32)(data_count + block_size)) > total_size) ? 836 (total_size - data_count) : block_size; 837 838 if (orig_size & 3) 839 size = (orig_size + 4) & ~3; 840 w_buf_ptr = &w_msg_buffer[0]; 841 memset((void *) w_buf_ptr, 0, size); 842 memcpy((void *) w_buf_ptr, (void *) data_ptr, orig_size); 843 convert_endian(1, size, w_buf_ptr); 844 status = write_firmware_block(state, mem_addr, size, w_buf_ptr); 845 if (status) 846 return status; 847 data_count += size; 848 mem_addr += size; 849 data_ptr += size; 850 } while (data_count < total_size); 851 852 return status; 853 } 854 855 static int do_firmware_download(struct mxl *state, u8 *mbin_buffer_ptr, 856 u32 mbin_buffer_size) 857 858 { 859 int status; 860 u32 index = 0; 861 u32 seg_length = 0; 862 u32 seg_address = 0; 863 struct MBIN_FILE_T *mbin_ptr = (struct MBIN_FILE_T *)mbin_buffer_ptr; 864 struct MBIN_SEGMENT_T *segment_ptr; 865 enum MXL_BOOL_E xcpu_fw_flag = MXL_FALSE; 866 867 if (mbin_ptr->header.id != MBIN_FILE_HEADER_ID) { 868 dev_err(state->i2cdev, "%s: Invalid file header ID (%c)\n", 869 __func__, mbin_ptr->header.id); 870 return -EINVAL; 871 } 872 status = write_register(state, FW_DL_SIGN_ADDR, 0); 873 if (status) 874 return status; 875 segment_ptr = (struct MBIN_SEGMENT_T *) (&mbin_ptr->data[0]); 876 for (index = 0; index < mbin_ptr->header.num_segments; index++) { 877 if (segment_ptr->header.id != MBIN_SEGMENT_HEADER_ID) { 878 dev_err(state->i2cdev, "%s: Invalid segment header ID (%c)\n", 879 __func__, segment_ptr->header.id); 880 return -EINVAL; 881 } 882 seg_length = get_big_endian(24, 883 &(segment_ptr->header.len24[0])); 884 seg_address = get_big_endian(32, 885 &(segment_ptr->header.address[0])); 886 887 if (state->base->type == MXL_HYDRA_DEVICE_568) { 888 if ((((seg_address & 0x90760000) == 0x90760000) || 889 ((seg_address & 0x90740000) == 0x90740000)) && 890 (xcpu_fw_flag == MXL_FALSE)) { 891 update_by_mnemonic(state, 0x8003003C, 0, 1, 1); 892 msleep(200); 893 write_register(state, 0x90720000, 0); 894 usleep_range(10000, 11000); 895 xcpu_fw_flag = MXL_TRUE; 896 } 897 status = write_fw_segment(state, seg_address, 898 seg_length, 899 (u8 *) segment_ptr->data); 900 } else { 901 if (((seg_address & 0x90760000) != 0x90760000) && 902 ((seg_address & 0x90740000) != 0x90740000)) 903 status = write_fw_segment(state, seg_address, 904 seg_length, (u8 *) segment_ptr->data); 905 } 906 if (status) 907 return status; 908 segment_ptr = (struct MBIN_SEGMENT_T *) 909 &(segment_ptr->data[((seg_length + 3) / 4) * 4]); 910 } 911 return status; 912 } 913 914 static int check_fw(struct mxl *state, u8 *mbin, u32 mbin_len) 915 { 916 struct MBIN_FILE_HEADER_T *fh = (struct MBIN_FILE_HEADER_T *) mbin; 917 u32 flen = (fh->image_size24[0] << 16) | 918 (fh->image_size24[1] << 8) | fh->image_size24[2]; 919 u8 *fw, cs = 0; 920 u32 i; 921 922 if (fh->id != 'M' || fh->fmt_version != '1' || flen > 0x3FFF0) { 923 dev_info(state->i2cdev, "Invalid FW Header\n"); 924 return -1; 925 } 926 fw = mbin + sizeof(struct MBIN_FILE_HEADER_T); 927 for (i = 0; i < flen; i += 1) 928 cs += fw[i]; 929 if (cs != fh->image_checksum) { 930 dev_info(state->i2cdev, "Invalid FW Checksum\n"); 931 return -1; 932 } 933 return 0; 934 } 935 936 static int firmware_download(struct mxl *state, u8 *mbin, u32 mbin_len) 937 { 938 int status; 939 u32 reg_data = 0; 940 struct MXL_HYDRA_SKU_COMMAND_T dev_sku_cfg; 941 u8 cmd_size = sizeof(struct MXL_HYDRA_SKU_COMMAND_T); 942 u8 cmd_buff[sizeof(struct MXL_HYDRA_SKU_COMMAND_T) + 6]; 943 944 if (check_fw(state, mbin, mbin_len)) 945 return -1; 946 947 /* put CPU into reset */ 948 status = update_by_mnemonic(state, 0x8003003C, 0, 1, 0); 949 if (status) 950 return status; 951 usleep_range(1000, 2000); 952 953 /* Reset TX FIFO's, BBAND, XBAR */ 954 status = write_register(state, HYDRA_RESET_TRANSPORT_FIFO_REG, 955 HYDRA_RESET_TRANSPORT_FIFO_DATA); 956 if (status) 957 return status; 958 status = write_register(state, HYDRA_RESET_BBAND_REG, 959 HYDRA_RESET_BBAND_DATA); 960 if (status) 961 return status; 962 status = write_register(state, HYDRA_RESET_XBAR_REG, 963 HYDRA_RESET_XBAR_DATA); 964 if (status) 965 return status; 966 967 /* Disable clock to Baseband, Wideband, SerDes, 968 * Alias ext & Transport modules 969 */ 970 status = write_register(state, HYDRA_MODULES_CLK_2_REG, 971 HYDRA_DISABLE_CLK_2); 972 if (status) 973 return status; 974 /* Clear Software & Host interrupt status - (Clear on read) */ 975 status = read_register(state, HYDRA_PRCM_ROOT_CLK_REG, ®_data); 976 if (status) 977 return status; 978 status = do_firmware_download(state, mbin, mbin_len); 979 if (status) 980 return status; 981 982 if (state->base->type == MXL_HYDRA_DEVICE_568) { 983 usleep_range(10000, 11000); 984 985 /* bring XCPU out of reset */ 986 status = write_register(state, 0x90720000, 1); 987 if (status) 988 return status; 989 msleep(500); 990 991 /* Enable XCPU UART message processing in MCPU */ 992 status = write_register(state, 0x9076B510, 1); 993 if (status) 994 return status; 995 } else { 996 /* Bring CPU out of reset */ 997 status = update_by_mnemonic(state, 0x8003003C, 0, 1, 1); 998 if (status) 999 return status; 1000 /* Wait until FW boots */ 1001 msleep(150); 1002 } 1003 1004 /* Initialize XPT XBAR */ 1005 status = write_register(state, XPT_DMD0_BASEADDR, 0x76543210); 1006 if (status) 1007 return status; 1008 1009 if (!firmware_is_alive(state)) 1010 return -1; 1011 1012 dev_info(state->i2cdev, "Hydra FW alive. Hail!\n"); 1013 1014 /* sometimes register values are wrong shortly 1015 * after first heart beats 1016 */ 1017 msleep(50); 1018 1019 dev_sku_cfg.sku_type = state->base->sku_type; 1020 BUILD_HYDRA_CMD(MXL_HYDRA_DEV_CFG_SKU_CMD, MXL_CMD_WRITE, 1021 cmd_size, &dev_sku_cfg, cmd_buff); 1022 status = send_command(state, cmd_size + MXL_HYDRA_CMD_HEADER_SIZE, 1023 &cmd_buff[0]); 1024 1025 return status; 1026 } 1027 1028 static int cfg_ts_pad_mux(struct mxl *state, enum MXL_BOOL_E enable_serial_ts) 1029 { 1030 int status = 0; 1031 u32 pad_mux_value = 0; 1032 1033 if (enable_serial_ts == MXL_TRUE) { 1034 pad_mux_value = 0; 1035 if ((state->base->type == MXL_HYDRA_DEVICE_541) || 1036 (state->base->type == MXL_HYDRA_DEVICE_541S)) 1037 pad_mux_value = 2; 1038 } else { 1039 if ((state->base->type == MXL_HYDRA_DEVICE_581) || 1040 (state->base->type == MXL_HYDRA_DEVICE_581S)) 1041 pad_mux_value = 2; 1042 else 1043 pad_mux_value = 3; 1044 } 1045 1046 switch (state->base->type) { 1047 case MXL_HYDRA_DEVICE_561: 1048 case MXL_HYDRA_DEVICE_581: 1049 case MXL_HYDRA_DEVICE_541: 1050 case MXL_HYDRA_DEVICE_541S: 1051 case MXL_HYDRA_DEVICE_561S: 1052 case MXL_HYDRA_DEVICE_581S: 1053 status |= update_by_mnemonic(state, 0x90000170, 24, 3, 1054 pad_mux_value); 1055 status |= update_by_mnemonic(state, 0x90000170, 28, 3, 1056 pad_mux_value); 1057 status |= update_by_mnemonic(state, 0x90000174, 0, 3, 1058 pad_mux_value); 1059 status |= update_by_mnemonic(state, 0x90000174, 4, 3, 1060 pad_mux_value); 1061 status |= update_by_mnemonic(state, 0x90000174, 8, 3, 1062 pad_mux_value); 1063 status |= update_by_mnemonic(state, 0x90000174, 12, 3, 1064 pad_mux_value); 1065 status |= update_by_mnemonic(state, 0x90000174, 16, 3, 1066 pad_mux_value); 1067 status |= update_by_mnemonic(state, 0x90000174, 20, 3, 1068 pad_mux_value); 1069 status |= update_by_mnemonic(state, 0x90000174, 24, 3, 1070 pad_mux_value); 1071 status |= update_by_mnemonic(state, 0x90000174, 28, 3, 1072 pad_mux_value); 1073 status |= update_by_mnemonic(state, 0x90000178, 0, 3, 1074 pad_mux_value); 1075 status |= update_by_mnemonic(state, 0x90000178, 4, 3, 1076 pad_mux_value); 1077 status |= update_by_mnemonic(state, 0x90000178, 8, 3, 1078 pad_mux_value); 1079 break; 1080 1081 case MXL_HYDRA_DEVICE_544: 1082 case MXL_HYDRA_DEVICE_542: 1083 status |= update_by_mnemonic(state, 0x9000016C, 4, 3, 1); 1084 status |= update_by_mnemonic(state, 0x9000016C, 8, 3, 0); 1085 status |= update_by_mnemonic(state, 0x9000016C, 12, 3, 0); 1086 status |= update_by_mnemonic(state, 0x9000016C, 16, 3, 0); 1087 status |= update_by_mnemonic(state, 0x90000170, 0, 3, 0); 1088 status |= update_by_mnemonic(state, 0x90000178, 12, 3, 1); 1089 status |= update_by_mnemonic(state, 0x90000178, 16, 3, 1); 1090 status |= update_by_mnemonic(state, 0x90000178, 20, 3, 1); 1091 status |= update_by_mnemonic(state, 0x90000178, 24, 3, 1); 1092 status |= update_by_mnemonic(state, 0x9000017C, 0, 3, 1); 1093 status |= update_by_mnemonic(state, 0x9000017C, 4, 3, 1); 1094 if (enable_serial_ts == MXL_ENABLE) { 1095 status |= update_by_mnemonic(state, 1096 0x90000170, 4, 3, 0); 1097 status |= update_by_mnemonic(state, 1098 0x90000170, 8, 3, 0); 1099 status |= update_by_mnemonic(state, 1100 0x90000170, 12, 3, 0); 1101 status |= update_by_mnemonic(state, 1102 0x90000170, 16, 3, 0); 1103 status |= update_by_mnemonic(state, 1104 0x90000170, 20, 3, 1); 1105 status |= update_by_mnemonic(state, 1106 0x90000170, 24, 3, 1); 1107 status |= update_by_mnemonic(state, 1108 0x90000170, 28, 3, 2); 1109 status |= update_by_mnemonic(state, 1110 0x90000174, 0, 3, 2); 1111 status |= update_by_mnemonic(state, 1112 0x90000174, 4, 3, 2); 1113 status |= update_by_mnemonic(state, 1114 0x90000174, 8, 3, 2); 1115 status |= update_by_mnemonic(state, 1116 0x90000174, 12, 3, 2); 1117 status |= update_by_mnemonic(state, 1118 0x90000174, 16, 3, 2); 1119 status |= update_by_mnemonic(state, 1120 0x90000174, 20, 3, 2); 1121 status |= update_by_mnemonic(state, 1122 0x90000174, 24, 3, 2); 1123 status |= update_by_mnemonic(state, 1124 0x90000174, 28, 3, 2); 1125 status |= update_by_mnemonic(state, 1126 0x90000178, 0, 3, 2); 1127 status |= update_by_mnemonic(state, 1128 0x90000178, 4, 3, 2); 1129 status |= update_by_mnemonic(state, 1130 0x90000178, 8, 3, 2); 1131 } else { 1132 status |= update_by_mnemonic(state, 1133 0x90000170, 4, 3, 3); 1134 status |= update_by_mnemonic(state, 1135 0x90000170, 8, 3, 3); 1136 status |= update_by_mnemonic(state, 1137 0x90000170, 12, 3, 3); 1138 status |= update_by_mnemonic(state, 1139 0x90000170, 16, 3, 3); 1140 status |= update_by_mnemonic(state, 1141 0x90000170, 20, 3, 3); 1142 status |= update_by_mnemonic(state, 1143 0x90000170, 24, 3, 3); 1144 status |= update_by_mnemonic(state, 1145 0x90000170, 28, 3, 3); 1146 status |= update_by_mnemonic(state, 1147 0x90000174, 0, 3, 3); 1148 status |= update_by_mnemonic(state, 1149 0x90000174, 4, 3, 3); 1150 status |= update_by_mnemonic(state, 1151 0x90000174, 8, 3, 3); 1152 status |= update_by_mnemonic(state, 1153 0x90000174, 12, 3, 3); 1154 status |= update_by_mnemonic(state, 1155 0x90000174, 16, 3, 3); 1156 status |= update_by_mnemonic(state, 1157 0x90000174, 20, 3, 1); 1158 status |= update_by_mnemonic(state, 1159 0x90000174, 24, 3, 1); 1160 status |= update_by_mnemonic(state, 1161 0x90000174, 28, 3, 1); 1162 status |= update_by_mnemonic(state, 1163 0x90000178, 0, 3, 1); 1164 status |= update_by_mnemonic(state, 1165 0x90000178, 4, 3, 1); 1166 status |= update_by_mnemonic(state, 1167 0x90000178, 8, 3, 1); 1168 } 1169 break; 1170 1171 case MXL_HYDRA_DEVICE_568: 1172 if (enable_serial_ts == MXL_FALSE) { 1173 status |= update_by_mnemonic(state, 1174 0x9000016C, 8, 3, 5); 1175 status |= update_by_mnemonic(state, 1176 0x9000016C, 12, 3, 5); 1177 status |= update_by_mnemonic(state, 1178 0x9000016C, 16, 3, 5); 1179 status |= update_by_mnemonic(state, 1180 0x9000016C, 20, 3, 5); 1181 status |= update_by_mnemonic(state, 1182 0x9000016C, 24, 3, 5); 1183 status |= update_by_mnemonic(state, 1184 0x9000016C, 28, 3, 5); 1185 status |= update_by_mnemonic(state, 1186 0x90000170, 0, 3, 5); 1187 status |= update_by_mnemonic(state, 1188 0x90000170, 4, 3, 5); 1189 status |= update_by_mnemonic(state, 1190 0x90000170, 8, 3, 5); 1191 status |= update_by_mnemonic(state, 1192 0x90000170, 12, 3, 5); 1193 status |= update_by_mnemonic(state, 1194 0x90000170, 16, 3, 5); 1195 status |= update_by_mnemonic(state, 1196 0x90000170, 20, 3, 5); 1197 1198 status |= update_by_mnemonic(state, 1199 0x90000170, 24, 3, pad_mux_value); 1200 status |= update_by_mnemonic(state, 1201 0x90000174, 0, 3, pad_mux_value); 1202 status |= update_by_mnemonic(state, 1203 0x90000174, 4, 3, pad_mux_value); 1204 status |= update_by_mnemonic(state, 1205 0x90000174, 8, 3, pad_mux_value); 1206 status |= update_by_mnemonic(state, 1207 0x90000174, 12, 3, pad_mux_value); 1208 status |= update_by_mnemonic(state, 1209 0x90000174, 16, 3, pad_mux_value); 1210 status |= update_by_mnemonic(state, 1211 0x90000174, 20, 3, pad_mux_value); 1212 status |= update_by_mnemonic(state, 1213 0x90000174, 24, 3, pad_mux_value); 1214 status |= update_by_mnemonic(state, 1215 0x90000174, 28, 3, pad_mux_value); 1216 status |= update_by_mnemonic(state, 1217 0x90000178, 0, 3, pad_mux_value); 1218 status |= update_by_mnemonic(state, 1219 0x90000178, 4, 3, pad_mux_value); 1220 1221 status |= update_by_mnemonic(state, 1222 0x90000178, 8, 3, 5); 1223 status |= update_by_mnemonic(state, 1224 0x90000178, 12, 3, 5); 1225 status |= update_by_mnemonic(state, 1226 0x90000178, 16, 3, 5); 1227 status |= update_by_mnemonic(state, 1228 0x90000178, 20, 3, 5); 1229 status |= update_by_mnemonic(state, 1230 0x90000178, 24, 3, 5); 1231 status |= update_by_mnemonic(state, 1232 0x90000178, 28, 3, 5); 1233 status |= update_by_mnemonic(state, 1234 0x9000017C, 0, 3, 5); 1235 status |= update_by_mnemonic(state, 1236 0x9000017C, 4, 3, 5); 1237 } else { 1238 status |= update_by_mnemonic(state, 1239 0x90000170, 4, 3, pad_mux_value); 1240 status |= update_by_mnemonic(state, 1241 0x90000170, 8, 3, pad_mux_value); 1242 status |= update_by_mnemonic(state, 1243 0x90000170, 12, 3, pad_mux_value); 1244 status |= update_by_mnemonic(state, 1245 0x90000170, 16, 3, pad_mux_value); 1246 status |= update_by_mnemonic(state, 1247 0x90000170, 20, 3, pad_mux_value); 1248 status |= update_by_mnemonic(state, 1249 0x90000170, 24, 3, pad_mux_value); 1250 status |= update_by_mnemonic(state, 1251 0x90000170, 28, 3, pad_mux_value); 1252 status |= update_by_mnemonic(state, 1253 0x90000174, 0, 3, pad_mux_value); 1254 status |= update_by_mnemonic(state, 1255 0x90000174, 4, 3, pad_mux_value); 1256 status |= update_by_mnemonic(state, 1257 0x90000174, 8, 3, pad_mux_value); 1258 status |= update_by_mnemonic(state, 1259 0x90000174, 12, 3, pad_mux_value); 1260 } 1261 break; 1262 1263 1264 case MXL_HYDRA_DEVICE_584: 1265 default: 1266 status |= update_by_mnemonic(state, 1267 0x90000170, 4, 3, pad_mux_value); 1268 status |= update_by_mnemonic(state, 1269 0x90000170, 8, 3, pad_mux_value); 1270 status |= update_by_mnemonic(state, 1271 0x90000170, 12, 3, pad_mux_value); 1272 status |= update_by_mnemonic(state, 1273 0x90000170, 16, 3, pad_mux_value); 1274 status |= update_by_mnemonic(state, 1275 0x90000170, 20, 3, pad_mux_value); 1276 status |= update_by_mnemonic(state, 1277 0x90000170, 24, 3, pad_mux_value); 1278 status |= update_by_mnemonic(state, 1279 0x90000170, 28, 3, pad_mux_value); 1280 status |= update_by_mnemonic(state, 1281 0x90000174, 0, 3, pad_mux_value); 1282 status |= update_by_mnemonic(state, 1283 0x90000174, 4, 3, pad_mux_value); 1284 status |= update_by_mnemonic(state, 1285 0x90000174, 8, 3, pad_mux_value); 1286 status |= update_by_mnemonic(state, 1287 0x90000174, 12, 3, pad_mux_value); 1288 break; 1289 } 1290 return status; 1291 } 1292 1293 static int set_drive_strength(struct mxl *state, 1294 enum MXL_HYDRA_TS_DRIVE_STRENGTH_E ts_drive_strength) 1295 { 1296 int stat = 0; 1297 u32 val; 1298 1299 read_register(state, 0x90000194, &val); 1300 dev_info(state->i2cdev, "DIGIO = %08x\n", val); 1301 dev_info(state->i2cdev, "set drive_strength = %u\n", ts_drive_strength); 1302 1303 1304 stat |= update_by_mnemonic(state, 0x90000194, 0, 3, ts_drive_strength); 1305 stat |= update_by_mnemonic(state, 0x90000194, 20, 3, ts_drive_strength); 1306 stat |= update_by_mnemonic(state, 0x90000194, 24, 3, ts_drive_strength); 1307 stat |= update_by_mnemonic(state, 0x90000198, 12, 3, ts_drive_strength); 1308 stat |= update_by_mnemonic(state, 0x90000198, 16, 3, ts_drive_strength); 1309 stat |= update_by_mnemonic(state, 0x90000198, 20, 3, ts_drive_strength); 1310 stat |= update_by_mnemonic(state, 0x90000198, 24, 3, ts_drive_strength); 1311 stat |= update_by_mnemonic(state, 0x9000019C, 0, 3, ts_drive_strength); 1312 stat |= update_by_mnemonic(state, 0x9000019C, 4, 3, ts_drive_strength); 1313 stat |= update_by_mnemonic(state, 0x9000019C, 8, 3, ts_drive_strength); 1314 stat |= update_by_mnemonic(state, 0x9000019C, 24, 3, ts_drive_strength); 1315 stat |= update_by_mnemonic(state, 0x9000019C, 28, 3, ts_drive_strength); 1316 stat |= update_by_mnemonic(state, 0x900001A0, 0, 3, ts_drive_strength); 1317 stat |= update_by_mnemonic(state, 0x900001A0, 4, 3, ts_drive_strength); 1318 stat |= update_by_mnemonic(state, 0x900001A0, 20, 3, ts_drive_strength); 1319 stat |= update_by_mnemonic(state, 0x900001A0, 24, 3, ts_drive_strength); 1320 stat |= update_by_mnemonic(state, 0x900001A0, 28, 3, ts_drive_strength); 1321 1322 return stat; 1323 } 1324 1325 static int enable_tuner(struct mxl *state, u32 tuner, u32 enable) 1326 { 1327 int stat = 0; 1328 struct MXL_HYDRA_TUNER_CMD ctrl_tuner_cmd; 1329 u8 cmd_size = sizeof(ctrl_tuner_cmd); 1330 u8 cmd_buff[MXL_HYDRA_OEM_MAX_CMD_BUFF_LEN]; 1331 u32 val, count = 10; 1332 1333 ctrl_tuner_cmd.tuner_id = tuner; 1334 ctrl_tuner_cmd.enable = enable; 1335 BUILD_HYDRA_CMD(MXL_HYDRA_TUNER_ACTIVATE_CMD, MXL_CMD_WRITE, 1336 cmd_size, &ctrl_tuner_cmd, cmd_buff); 1337 stat = send_command(state, cmd_size + MXL_HYDRA_CMD_HEADER_SIZE, 1338 &cmd_buff[0]); 1339 if (stat) 1340 return stat; 1341 read_register(state, HYDRA_TUNER_ENABLE_COMPLETE, &val); 1342 while (--count && ((val >> tuner) & 1) != enable) { 1343 msleep(20); 1344 read_register(state, HYDRA_TUNER_ENABLE_COMPLETE, &val); 1345 } 1346 if (!count) 1347 return -1; 1348 read_register(state, HYDRA_TUNER_ENABLE_COMPLETE, &val); 1349 dev_dbg(state->i2cdev, "tuner %u ready = %u\n", 1350 tuner, (val >> tuner) & 1); 1351 1352 return 0; 1353 } 1354 1355 1356 static int config_ts(struct mxl *state, enum MXL_HYDRA_DEMOD_ID_E demod_id, 1357 struct MXL_HYDRA_MPEGOUT_PARAM_T *mpeg_out_param_ptr) 1358 { 1359 int status = 0; 1360 u32 nco_count_min = 0; 1361 u32 clk_type = 0; 1362 1363 struct MXL_REG_FIELD_T xpt_sync_polarity[MXL_HYDRA_DEMOD_MAX] = { 1364 {0x90700010, 8, 1}, {0x90700010, 9, 1}, 1365 {0x90700010, 10, 1}, {0x90700010, 11, 1}, 1366 {0x90700010, 12, 1}, {0x90700010, 13, 1}, 1367 {0x90700010, 14, 1}, {0x90700010, 15, 1} }; 1368 struct MXL_REG_FIELD_T xpt_clock_polarity[MXL_HYDRA_DEMOD_MAX] = { 1369 {0x90700010, 16, 1}, {0x90700010, 17, 1}, 1370 {0x90700010, 18, 1}, {0x90700010, 19, 1}, 1371 {0x90700010, 20, 1}, {0x90700010, 21, 1}, 1372 {0x90700010, 22, 1}, {0x90700010, 23, 1} }; 1373 struct MXL_REG_FIELD_T xpt_valid_polarity[MXL_HYDRA_DEMOD_MAX] = { 1374 {0x90700014, 0, 1}, {0x90700014, 1, 1}, 1375 {0x90700014, 2, 1}, {0x90700014, 3, 1}, 1376 {0x90700014, 4, 1}, {0x90700014, 5, 1}, 1377 {0x90700014, 6, 1}, {0x90700014, 7, 1} }; 1378 struct MXL_REG_FIELD_T xpt_ts_clock_phase[MXL_HYDRA_DEMOD_MAX] = { 1379 {0x90700018, 0, 3}, {0x90700018, 4, 3}, 1380 {0x90700018, 8, 3}, {0x90700018, 12, 3}, 1381 {0x90700018, 16, 3}, {0x90700018, 20, 3}, 1382 {0x90700018, 24, 3}, {0x90700018, 28, 3} }; 1383 struct MXL_REG_FIELD_T xpt_lsb_first[MXL_HYDRA_DEMOD_MAX] = { 1384 {0x9070000C, 16, 1}, {0x9070000C, 17, 1}, 1385 {0x9070000C, 18, 1}, {0x9070000C, 19, 1}, 1386 {0x9070000C, 20, 1}, {0x9070000C, 21, 1}, 1387 {0x9070000C, 22, 1}, {0x9070000C, 23, 1} }; 1388 struct MXL_REG_FIELD_T xpt_sync_byte[MXL_HYDRA_DEMOD_MAX] = { 1389 {0x90700010, 0, 1}, {0x90700010, 1, 1}, 1390 {0x90700010, 2, 1}, {0x90700010, 3, 1}, 1391 {0x90700010, 4, 1}, {0x90700010, 5, 1}, 1392 {0x90700010, 6, 1}, {0x90700010, 7, 1} }; 1393 struct MXL_REG_FIELD_T xpt_enable_output[MXL_HYDRA_DEMOD_MAX] = { 1394 {0x9070000C, 0, 1}, {0x9070000C, 1, 1}, 1395 {0x9070000C, 2, 1}, {0x9070000C, 3, 1}, 1396 {0x9070000C, 4, 1}, {0x9070000C, 5, 1}, 1397 {0x9070000C, 6, 1}, {0x9070000C, 7, 1} }; 1398 struct MXL_REG_FIELD_T xpt_err_replace_sync[MXL_HYDRA_DEMOD_MAX] = { 1399 {0x9070000C, 24, 1}, {0x9070000C, 25, 1}, 1400 {0x9070000C, 26, 1}, {0x9070000C, 27, 1}, 1401 {0x9070000C, 28, 1}, {0x9070000C, 29, 1}, 1402 {0x9070000C, 30, 1}, {0x9070000C, 31, 1} }; 1403 struct MXL_REG_FIELD_T xpt_err_replace_valid[MXL_HYDRA_DEMOD_MAX] = { 1404 {0x90700014, 8, 1}, {0x90700014, 9, 1}, 1405 {0x90700014, 10, 1}, {0x90700014, 11, 1}, 1406 {0x90700014, 12, 1}, {0x90700014, 13, 1}, 1407 {0x90700014, 14, 1}, {0x90700014, 15, 1} }; 1408 struct MXL_REG_FIELD_T xpt_continuous_clock[MXL_HYDRA_DEMOD_MAX] = { 1409 {0x907001D4, 0, 1}, {0x907001D4, 1, 1}, 1410 {0x907001D4, 2, 1}, {0x907001D4, 3, 1}, 1411 {0x907001D4, 4, 1}, {0x907001D4, 5, 1}, 1412 {0x907001D4, 6, 1}, {0x907001D4, 7, 1} }; 1413 struct MXL_REG_FIELD_T xpt_nco_clock_rate[MXL_HYDRA_DEMOD_MAX] = { 1414 {0x90700044, 16, 80}, {0x90700044, 16, 81}, 1415 {0x90700044, 16, 82}, {0x90700044, 16, 83}, 1416 {0x90700044, 16, 84}, {0x90700044, 16, 85}, 1417 {0x90700044, 16, 86}, {0x90700044, 16, 87} }; 1418 1419 demod_id = state->base->ts_map[demod_id]; 1420 1421 if (mpeg_out_param_ptr->enable == MXL_ENABLE) { 1422 if (mpeg_out_param_ptr->mpeg_mode == 1423 MXL_HYDRA_MPEG_MODE_PARALLEL) { 1424 } else { 1425 cfg_ts_pad_mux(state, MXL_TRUE); 1426 update_by_mnemonic(state, 1427 0x90700010, 27, 1, MXL_FALSE); 1428 } 1429 } 1430 1431 nco_count_min = 1432 (u32)(MXL_HYDRA_NCO_CLK / mpeg_out_param_ptr->max_mpeg_clk_rate); 1433 1434 if (state->base->chipversion >= 2) { 1435 status |= update_by_mnemonic(state, 1436 xpt_nco_clock_rate[demod_id].reg_addr, /* Reg Addr */ 1437 xpt_nco_clock_rate[demod_id].lsb_pos, /* LSB pos */ 1438 xpt_nco_clock_rate[demod_id].num_of_bits, /* Num of bits */ 1439 nco_count_min); /* Data */ 1440 } else 1441 update_by_mnemonic(state, 0x90700044, 16, 8, nco_count_min); 1442 1443 if (mpeg_out_param_ptr->mpeg_clk_type == MXL_HYDRA_MPEG_CLK_CONTINUOUS) 1444 clk_type = 1; 1445 1446 if (mpeg_out_param_ptr->mpeg_mode < MXL_HYDRA_MPEG_MODE_PARALLEL) { 1447 status |= update_by_mnemonic(state, 1448 xpt_continuous_clock[demod_id].reg_addr, 1449 xpt_continuous_clock[demod_id].lsb_pos, 1450 xpt_continuous_clock[demod_id].num_of_bits, 1451 clk_type); 1452 } else 1453 update_by_mnemonic(state, 0x907001D4, 8, 1, clk_type); 1454 1455 status |= update_by_mnemonic(state, 1456 xpt_sync_polarity[demod_id].reg_addr, 1457 xpt_sync_polarity[demod_id].lsb_pos, 1458 xpt_sync_polarity[demod_id].num_of_bits, 1459 mpeg_out_param_ptr->mpeg_sync_pol); 1460 1461 status |= update_by_mnemonic(state, 1462 xpt_valid_polarity[demod_id].reg_addr, 1463 xpt_valid_polarity[demod_id].lsb_pos, 1464 xpt_valid_polarity[demod_id].num_of_bits, 1465 mpeg_out_param_ptr->mpeg_valid_pol); 1466 1467 status |= update_by_mnemonic(state, 1468 xpt_clock_polarity[demod_id].reg_addr, 1469 xpt_clock_polarity[demod_id].lsb_pos, 1470 xpt_clock_polarity[demod_id].num_of_bits, 1471 mpeg_out_param_ptr->mpeg_clk_pol); 1472 1473 status |= update_by_mnemonic(state, 1474 xpt_sync_byte[demod_id].reg_addr, 1475 xpt_sync_byte[demod_id].lsb_pos, 1476 xpt_sync_byte[demod_id].num_of_bits, 1477 mpeg_out_param_ptr->mpeg_sync_pulse_width); 1478 1479 status |= update_by_mnemonic(state, 1480 xpt_ts_clock_phase[demod_id].reg_addr, 1481 xpt_ts_clock_phase[demod_id].lsb_pos, 1482 xpt_ts_clock_phase[demod_id].num_of_bits, 1483 mpeg_out_param_ptr->mpeg_clk_phase); 1484 1485 status |= update_by_mnemonic(state, 1486 xpt_lsb_first[demod_id].reg_addr, 1487 xpt_lsb_first[demod_id].lsb_pos, 1488 xpt_lsb_first[demod_id].num_of_bits, 1489 mpeg_out_param_ptr->lsb_or_msb_first); 1490 1491 switch (mpeg_out_param_ptr->mpeg_error_indication) { 1492 case MXL_HYDRA_MPEG_ERR_REPLACE_SYNC: 1493 status |= update_by_mnemonic(state, 1494 xpt_err_replace_sync[demod_id].reg_addr, 1495 xpt_err_replace_sync[demod_id].lsb_pos, 1496 xpt_err_replace_sync[demod_id].num_of_bits, 1497 MXL_TRUE); 1498 status |= update_by_mnemonic(state, 1499 xpt_err_replace_valid[demod_id].reg_addr, 1500 xpt_err_replace_valid[demod_id].lsb_pos, 1501 xpt_err_replace_valid[demod_id].num_of_bits, 1502 MXL_FALSE); 1503 break; 1504 1505 case MXL_HYDRA_MPEG_ERR_REPLACE_VALID: 1506 status |= update_by_mnemonic(state, 1507 xpt_err_replace_sync[demod_id].reg_addr, 1508 xpt_err_replace_sync[demod_id].lsb_pos, 1509 xpt_err_replace_sync[demod_id].num_of_bits, 1510 MXL_FALSE); 1511 1512 status |= update_by_mnemonic(state, 1513 xpt_err_replace_valid[demod_id].reg_addr, 1514 xpt_err_replace_valid[demod_id].lsb_pos, 1515 xpt_err_replace_valid[demod_id].num_of_bits, 1516 MXL_TRUE); 1517 break; 1518 1519 case MXL_HYDRA_MPEG_ERR_INDICATION_DISABLED: 1520 default: 1521 status |= update_by_mnemonic(state, 1522 xpt_err_replace_sync[demod_id].reg_addr, 1523 xpt_err_replace_sync[demod_id].lsb_pos, 1524 xpt_err_replace_sync[demod_id].num_of_bits, 1525 MXL_FALSE); 1526 1527 status |= update_by_mnemonic(state, 1528 xpt_err_replace_valid[demod_id].reg_addr, 1529 xpt_err_replace_valid[demod_id].lsb_pos, 1530 xpt_err_replace_valid[demod_id].num_of_bits, 1531 MXL_FALSE); 1532 1533 break; 1534 1535 } 1536 1537 if (mpeg_out_param_ptr->mpeg_mode != MXL_HYDRA_MPEG_MODE_PARALLEL) { 1538 status |= update_by_mnemonic(state, 1539 xpt_enable_output[demod_id].reg_addr, 1540 xpt_enable_output[demod_id].lsb_pos, 1541 xpt_enable_output[demod_id].num_of_bits, 1542 mpeg_out_param_ptr->enable); 1543 } 1544 return status; 1545 } 1546 1547 static int config_mux(struct mxl *state) 1548 { 1549 update_by_mnemonic(state, 0x9070000C, 0, 1, 0); 1550 update_by_mnemonic(state, 0x9070000C, 1, 1, 0); 1551 update_by_mnemonic(state, 0x9070000C, 2, 1, 0); 1552 update_by_mnemonic(state, 0x9070000C, 3, 1, 0); 1553 update_by_mnemonic(state, 0x9070000C, 4, 1, 0); 1554 update_by_mnemonic(state, 0x9070000C, 5, 1, 0); 1555 update_by_mnemonic(state, 0x9070000C, 6, 1, 0); 1556 update_by_mnemonic(state, 0x9070000C, 7, 1, 0); 1557 update_by_mnemonic(state, 0x90700008, 0, 2, 1); 1558 update_by_mnemonic(state, 0x90700008, 2, 2, 1); 1559 return 0; 1560 } 1561 1562 static int load_fw(struct mxl *state, struct mxl5xx_cfg *cfg) 1563 { 1564 int stat = 0; 1565 u8 *buf; 1566 1567 if (cfg->fw) 1568 return firmware_download(state, cfg->fw, cfg->fw_len); 1569 1570 if (!cfg->fw_read) 1571 return -1; 1572 1573 buf = vmalloc(0x40000); 1574 if (!buf) 1575 return -ENOMEM; 1576 1577 cfg->fw_read(cfg->fw_priv, buf, 0x40000); 1578 stat = firmware_download(state, buf, 0x40000); 1579 vfree(buf); 1580 1581 return stat; 1582 } 1583 1584 static int validate_sku(struct mxl *state) 1585 { 1586 u32 pad_mux_bond = 0, prcm_chip_id = 0, prcm_so_cid = 0; 1587 int status; 1588 u32 type = state->base->type; 1589 1590 status = read_by_mnemonic(state, 0x90000190, 0, 3, &pad_mux_bond); 1591 status |= read_by_mnemonic(state, 0x80030000, 0, 12, &prcm_chip_id); 1592 status |= read_by_mnemonic(state, 0x80030004, 24, 8, &prcm_so_cid); 1593 if (status) 1594 return -1; 1595 1596 dev_info(state->i2cdev, "padMuxBond=%08x, prcmChipId=%08x, prcmSoCId=%08x\n", 1597 pad_mux_bond, prcm_chip_id, prcm_so_cid); 1598 1599 if (prcm_chip_id != 0x560) { 1600 switch (pad_mux_bond) { 1601 case MXL_HYDRA_SKU_ID_581: 1602 if (type == MXL_HYDRA_DEVICE_581) 1603 return 0; 1604 if (type == MXL_HYDRA_DEVICE_581S) { 1605 state->base->type = MXL_HYDRA_DEVICE_581; 1606 return 0; 1607 } 1608 break; 1609 case MXL_HYDRA_SKU_ID_584: 1610 if (type == MXL_HYDRA_DEVICE_584) 1611 return 0; 1612 break; 1613 case MXL_HYDRA_SKU_ID_544: 1614 if (type == MXL_HYDRA_DEVICE_544) 1615 return 0; 1616 if (type == MXL_HYDRA_DEVICE_542) 1617 return 0; 1618 break; 1619 case MXL_HYDRA_SKU_ID_582: 1620 if (type == MXL_HYDRA_DEVICE_582) 1621 return 0; 1622 break; 1623 default: 1624 return -1; 1625 } 1626 } else { 1627 1628 } 1629 return -1; 1630 } 1631 1632 static int get_fwinfo(struct mxl *state) 1633 { 1634 int status; 1635 u32 val = 0; 1636 1637 status = read_by_mnemonic(state, 0x90000190, 0, 3, &val); 1638 if (status) 1639 return status; 1640 dev_info(state->i2cdev, "chipID=%08x\n", val); 1641 1642 status = read_by_mnemonic(state, 0x80030004, 8, 8, &val); 1643 if (status) 1644 return status; 1645 dev_info(state->i2cdev, "chipVer=%08x\n", val); 1646 1647 status = read_register(state, HYDRA_FIRMWARE_VERSION, &val); 1648 if (status) 1649 return status; 1650 dev_info(state->i2cdev, "FWVer=%08x\n", val); 1651 1652 state->base->fwversion = val; 1653 return status; 1654 } 1655 1656 1657 static u8 ts_map1_to_1[MXL_HYDRA_DEMOD_MAX] = { 1658 MXL_HYDRA_DEMOD_ID_0, 1659 MXL_HYDRA_DEMOD_ID_1, 1660 MXL_HYDRA_DEMOD_ID_2, 1661 MXL_HYDRA_DEMOD_ID_3, 1662 MXL_HYDRA_DEMOD_ID_4, 1663 MXL_HYDRA_DEMOD_ID_5, 1664 MXL_HYDRA_DEMOD_ID_6, 1665 MXL_HYDRA_DEMOD_ID_7, 1666 }; 1667 1668 static u8 ts_map54x[MXL_HYDRA_DEMOD_MAX] = { 1669 MXL_HYDRA_DEMOD_ID_2, 1670 MXL_HYDRA_DEMOD_ID_3, 1671 MXL_HYDRA_DEMOD_ID_4, 1672 MXL_HYDRA_DEMOD_ID_5, 1673 MXL_HYDRA_DEMOD_MAX, 1674 MXL_HYDRA_DEMOD_MAX, 1675 MXL_HYDRA_DEMOD_MAX, 1676 MXL_HYDRA_DEMOD_MAX, 1677 }; 1678 1679 static int probe(struct mxl *state, struct mxl5xx_cfg *cfg) 1680 { 1681 u32 chipver; 1682 int fw, status, j; 1683 struct MXL_HYDRA_MPEGOUT_PARAM_T mpeg_interface_cfg; 1684 1685 state->base->ts_map = ts_map1_to_1; 1686 1687 switch (state->base->type) { 1688 case MXL_HYDRA_DEVICE_581: 1689 case MXL_HYDRA_DEVICE_581S: 1690 state->base->can_clkout = 1; 1691 state->base->demod_num = 8; 1692 state->base->tuner_num = 1; 1693 state->base->sku_type = MXL_HYDRA_SKU_TYPE_581; 1694 break; 1695 case MXL_HYDRA_DEVICE_582: 1696 state->base->can_clkout = 1; 1697 state->base->demod_num = 8; 1698 state->base->tuner_num = 3; 1699 state->base->sku_type = MXL_HYDRA_SKU_TYPE_582; 1700 break; 1701 case MXL_HYDRA_DEVICE_585: 1702 state->base->can_clkout = 0; 1703 state->base->demod_num = 8; 1704 state->base->tuner_num = 4; 1705 state->base->sku_type = MXL_HYDRA_SKU_TYPE_585; 1706 break; 1707 case MXL_HYDRA_DEVICE_544: 1708 state->base->can_clkout = 0; 1709 state->base->demod_num = 4; 1710 state->base->tuner_num = 4; 1711 state->base->sku_type = MXL_HYDRA_SKU_TYPE_544; 1712 state->base->ts_map = ts_map54x; 1713 break; 1714 case MXL_HYDRA_DEVICE_541: 1715 case MXL_HYDRA_DEVICE_541S: 1716 state->base->can_clkout = 0; 1717 state->base->demod_num = 4; 1718 state->base->tuner_num = 1; 1719 state->base->sku_type = MXL_HYDRA_SKU_TYPE_541; 1720 state->base->ts_map = ts_map54x; 1721 break; 1722 case MXL_HYDRA_DEVICE_561: 1723 case MXL_HYDRA_DEVICE_561S: 1724 state->base->can_clkout = 0; 1725 state->base->demod_num = 6; 1726 state->base->tuner_num = 1; 1727 state->base->sku_type = MXL_HYDRA_SKU_TYPE_561; 1728 break; 1729 case MXL_HYDRA_DEVICE_568: 1730 state->base->can_clkout = 0; 1731 state->base->demod_num = 8; 1732 state->base->tuner_num = 1; 1733 state->base->chan_bond = 1; 1734 state->base->sku_type = MXL_HYDRA_SKU_TYPE_568; 1735 break; 1736 case MXL_HYDRA_DEVICE_542: 1737 state->base->can_clkout = 1; 1738 state->base->demod_num = 4; 1739 state->base->tuner_num = 3; 1740 state->base->sku_type = MXL_HYDRA_SKU_TYPE_542; 1741 state->base->ts_map = ts_map54x; 1742 break; 1743 case MXL_HYDRA_DEVICE_TEST: 1744 case MXL_HYDRA_DEVICE_584: 1745 default: 1746 state->base->can_clkout = 0; 1747 state->base->demod_num = 8; 1748 state->base->tuner_num = 4; 1749 state->base->sku_type = MXL_HYDRA_SKU_TYPE_584; 1750 break; 1751 } 1752 1753 status = validate_sku(state); 1754 if (status) 1755 return status; 1756 1757 update_by_mnemonic(state, 0x80030014, 9, 1, 1); 1758 update_by_mnemonic(state, 0x8003003C, 12, 1, 1); 1759 status = read_by_mnemonic(state, 0x80030000, 12, 4, &chipver); 1760 if (status) 1761 state->base->chipversion = 0; 1762 else 1763 state->base->chipversion = (chipver == 2) ? 2 : 1; 1764 dev_info(state->i2cdev, "Hydra chip version %u\n", 1765 state->base->chipversion); 1766 1767 cfg_dev_xtal(state, cfg->clk, cfg->cap, 0); 1768 1769 fw = firmware_is_alive(state); 1770 if (!fw) { 1771 status = load_fw(state, cfg); 1772 if (status) 1773 return status; 1774 } 1775 get_fwinfo(state); 1776 1777 config_mux(state); 1778 mpeg_interface_cfg.enable = MXL_ENABLE; 1779 mpeg_interface_cfg.lsb_or_msb_first = MXL_HYDRA_MPEG_SERIAL_MSB_1ST; 1780 /* supports only (0-104&139)MHz */ 1781 if (cfg->ts_clk) 1782 mpeg_interface_cfg.max_mpeg_clk_rate = cfg->ts_clk; 1783 else 1784 mpeg_interface_cfg.max_mpeg_clk_rate = 69; /* 139; */ 1785 mpeg_interface_cfg.mpeg_clk_phase = MXL_HYDRA_MPEG_CLK_PHASE_SHIFT_0_DEG; 1786 mpeg_interface_cfg.mpeg_clk_pol = MXL_HYDRA_MPEG_CLK_IN_PHASE; 1787 /* MXL_HYDRA_MPEG_CLK_GAPPED; */ 1788 mpeg_interface_cfg.mpeg_clk_type = MXL_HYDRA_MPEG_CLK_CONTINUOUS; 1789 mpeg_interface_cfg.mpeg_error_indication = 1790 MXL_HYDRA_MPEG_ERR_INDICATION_DISABLED; 1791 mpeg_interface_cfg.mpeg_mode = MXL_HYDRA_MPEG_MODE_SERIAL_3_WIRE; 1792 mpeg_interface_cfg.mpeg_sync_pol = MXL_HYDRA_MPEG_ACTIVE_HIGH; 1793 mpeg_interface_cfg.mpeg_sync_pulse_width = MXL_HYDRA_MPEG_SYNC_WIDTH_BIT; 1794 mpeg_interface_cfg.mpeg_valid_pol = MXL_HYDRA_MPEG_ACTIVE_HIGH; 1795 1796 for (j = 0; j < state->base->demod_num; j++) { 1797 status = config_ts(state, (enum MXL_HYDRA_DEMOD_ID_E) j, 1798 &mpeg_interface_cfg); 1799 if (status) 1800 return status; 1801 } 1802 set_drive_strength(state, 1); 1803 return 0; 1804 } 1805 1806 struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c, 1807 struct mxl5xx_cfg *cfg, u32 demod, u32 tuner, 1808 int (**fn_set_input)(struct dvb_frontend *, int)) 1809 { 1810 struct mxl *state; 1811 struct mxl_base *base; 1812 1813 state = kzalloc(sizeof(struct mxl), GFP_KERNEL); 1814 if (!state) 1815 return NULL; 1816 1817 state->demod = demod; 1818 state->tuner = tuner; 1819 state->tuner_in_use = 0xffffffff; 1820 state->i2cdev = &i2c->dev; 1821 1822 base = match_base(i2c, cfg->adr); 1823 if (base) { 1824 base->count++; 1825 if (base->count > base->demod_num) 1826 goto fail; 1827 state->base = base; 1828 } else { 1829 base = kzalloc(sizeof(struct mxl_base), GFP_KERNEL); 1830 if (!base) 1831 goto fail; 1832 base->i2c = i2c; 1833 base->adr = cfg->adr; 1834 base->type = cfg->type; 1835 base->count = 1; 1836 mutex_init(&base->i2c_lock); 1837 mutex_init(&base->status_lock); 1838 mutex_init(&base->tune_lock); 1839 INIT_LIST_HEAD(&base->mxls); 1840 1841 state->base = base; 1842 if (probe(state, cfg) < 0) { 1843 kfree(base); 1844 goto fail; 1845 } 1846 list_add(&base->mxllist, &mxllist); 1847 } 1848 state->fe.ops = mxl_ops; 1849 state->xbar[0] = 4; 1850 state->xbar[1] = demod; 1851 state->xbar[2] = 8; 1852 state->fe.demodulator_priv = state; 1853 *fn_set_input = set_input; 1854 1855 list_add(&state->mxl, &base->mxls); 1856 return &state->fe; 1857 1858 fail: 1859 kfree(state); 1860 return NULL; 1861 } 1862 EXPORT_SYMBOL_GPL(mxl5xx_attach); 1863 1864 MODULE_DESCRIPTION("MaxLinear MxL5xx DVB-S/S2 tuner-demodulator driver"); 1865 MODULE_AUTHOR("Ralph and Marcus Metzler, Metzler Brothers Systementwicklung GbR"); 1866 MODULE_LICENSE("GPL"); 1867