1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * HD audio interface patch for Cirrus Logic CS8409 HDA bridge chip 4 * 5 * Copyright (C) 2021 Cirrus Logic, Inc. and 6 * Cirrus Logic International Semiconductor Ltd. 7 */ 8 9 #include <linux/init.h> 10 #include <linux/slab.h> 11 #include <linux/module.h> 12 #include <sound/core.h> 13 #include <linux/mutex.h> 14 #include <linux/iopoll.h> 15 16 #include "patch_cs8409.h" 17 18 /****************************************************************************** 19 * CS8409 Specific Functions 20 ******************************************************************************/ 21 22 static int cs8409_parse_auto_config(struct hda_codec *codec) 23 { 24 struct cs8409_spec *spec = codec->spec; 25 int err; 26 int i; 27 28 err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0); 29 if (err < 0) 30 return err; 31 32 err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg); 33 if (err < 0) 34 return err; 35 36 /* keep the ADCs powered up when it's dynamically switchable */ 37 if (spec->gen.dyn_adc_switch) { 38 unsigned int done = 0; 39 40 for (i = 0; i < spec->gen.input_mux.num_items; i++) { 41 int idx = spec->gen.dyn_adc_idx[i]; 42 43 if (done & (1 << idx)) 44 continue; 45 snd_hda_gen_fix_pin_power(codec, spec->gen.adc_nids[idx]); 46 done |= 1 << idx; 47 } 48 } 49 50 return 0; 51 } 52 53 static void cs8409_disable_i2c_clock_worker(struct work_struct *work); 54 55 static struct cs8409_spec *cs8409_alloc_spec(struct hda_codec *codec) 56 { 57 struct cs8409_spec *spec; 58 59 spec = kzalloc(sizeof(*spec), GFP_KERNEL); 60 if (!spec) 61 return NULL; 62 codec->spec = spec; 63 spec->codec = codec; 64 codec->power_save_node = 1; 65 mutex_init(&spec->i2c_mux); 66 INIT_DELAYED_WORK(&spec->i2c_clk_work, cs8409_disable_i2c_clock_worker); 67 snd_hda_gen_spec_init(&spec->gen); 68 69 return spec; 70 } 71 72 static inline int cs8409_vendor_coef_get(struct hda_codec *codec, unsigned int idx) 73 { 74 snd_hda_codec_write(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_SET_COEF_INDEX, idx); 75 return snd_hda_codec_read(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_GET_PROC_COEF, 0); 76 } 77 78 static inline void cs8409_vendor_coef_set(struct hda_codec *codec, unsigned int idx, 79 unsigned int coef) 80 { 81 snd_hda_codec_write(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_SET_COEF_INDEX, idx); 82 snd_hda_codec_write(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_SET_PROC_COEF, coef); 83 } 84 85 /* 86 * cs8409_enable_i2c_clock - Disable I2C clocks 87 * @codec: the codec instance 88 * Disable I2C clocks. 89 * This must be called when the i2c mutex is unlocked. 90 */ 91 static void cs8409_disable_i2c_clock(struct hda_codec *codec) 92 { 93 struct cs8409_spec *spec = codec->spec; 94 95 mutex_lock(&spec->i2c_mux); 96 if (spec->i2c_clck_enabled) { 97 cs8409_vendor_coef_set(spec->codec, 0x0, 98 cs8409_vendor_coef_get(spec->codec, 0x0) & 0xfffffff7); 99 spec->i2c_clck_enabled = 0; 100 } 101 mutex_unlock(&spec->i2c_mux); 102 } 103 104 /* 105 * cs8409_disable_i2c_clock_worker - Worker that disable the I2C Clock after 25ms without use 106 */ 107 static void cs8409_disable_i2c_clock_worker(struct work_struct *work) 108 { 109 struct cs8409_spec *spec = container_of(work, struct cs8409_spec, i2c_clk_work.work); 110 111 cs8409_disable_i2c_clock(spec->codec); 112 } 113 114 /* 115 * cs8409_enable_i2c_clock - Enable I2C clocks 116 * @codec: the codec instance 117 * Enable I2C clocks. 118 * This must be called when the i2c mutex is locked. 119 */ 120 static void cs8409_enable_i2c_clock(struct hda_codec *codec) 121 { 122 struct cs8409_spec *spec = codec->spec; 123 124 /* Cancel the disable timer, but do not wait for any running disable functions to finish. 125 * If the disable timer runs out before cancel, the delayed work thread will be blocked, 126 * waiting for the mutex to become unlocked. This mutex will be locked for the duration of 127 * any i2c transaction, so the disable function will run to completion immediately 128 * afterwards in the scenario. The next enable call will re-enable the clock, regardless. 129 */ 130 cancel_delayed_work(&spec->i2c_clk_work); 131 132 if (!spec->i2c_clck_enabled) { 133 cs8409_vendor_coef_set(codec, 0x0, cs8409_vendor_coef_get(codec, 0x0) | 0x8); 134 spec->i2c_clck_enabled = 1; 135 } 136 queue_delayed_work(system_power_efficient_wq, &spec->i2c_clk_work, msecs_to_jiffies(25)); 137 } 138 139 /** 140 * cs8409_i2c_wait_complete - Wait for I2C transaction 141 * @codec: the codec instance 142 * 143 * Wait for I2C transaction to complete. 144 * Return -ETIMEDOUT if transaction wait times out. 145 */ 146 static int cs8409_i2c_wait_complete(struct hda_codec *codec) 147 { 148 unsigned int retval; 149 150 return read_poll_timeout(cs8409_vendor_coef_get, retval, retval & 0x18, 151 CS42L42_I2C_SLEEP_US, CS42L42_I2C_TIMEOUT_US, false, codec, CS8409_I2C_STS); 152 } 153 154 /** 155 * cs8409_set_i2c_dev_addr - Set i2c address for transaction 156 * @codec: the codec instance 157 * @addr: I2C Address 158 */ 159 static void cs8409_set_i2c_dev_addr(struct hda_codec *codec, unsigned int addr) 160 { 161 struct cs8409_spec *spec = codec->spec; 162 163 if (spec->dev_addr != addr) { 164 cs8409_vendor_coef_set(codec, CS8409_I2C_ADDR, addr); 165 spec->dev_addr = addr; 166 } 167 } 168 169 /** 170 * cs8409_i2c_set_page - CS8409 I2C set page register. 171 * @scodec: the codec instance 172 * @i2c_reg: Page register 173 * 174 * Returns negative on error. 175 */ 176 static int cs8409_i2c_set_page(struct sub_codec *scodec, unsigned int i2c_reg) 177 { 178 struct hda_codec *codec = scodec->codec; 179 180 if (scodec->paged && (scodec->last_page != (i2c_reg >> 8))) { 181 cs8409_vendor_coef_set(codec, CS8409_I2C_QWRITE, i2c_reg >> 8); 182 if (cs8409_i2c_wait_complete(codec) < 0) 183 return -EIO; 184 scodec->last_page = i2c_reg >> 8; 185 } 186 187 return 0; 188 } 189 190 /** 191 * cs8409_i2c_read - CS8409 I2C Read. 192 * @scodec: the codec instance 193 * @addr: Register to read 194 * 195 * Returns negative on error, otherwise returns read value in bits 0-7. 196 */ 197 static int cs8409_i2c_read(struct sub_codec *scodec, unsigned int addr) 198 { 199 struct hda_codec *codec = scodec->codec; 200 struct cs8409_spec *spec = codec->spec; 201 unsigned int i2c_reg_data; 202 unsigned int read_data; 203 204 if (scodec->suspended) 205 return -EPERM; 206 207 mutex_lock(&spec->i2c_mux); 208 cs8409_enable_i2c_clock(codec); 209 cs8409_set_i2c_dev_addr(codec, scodec->addr); 210 211 if (cs8409_i2c_set_page(scodec, addr)) 212 goto error; 213 214 i2c_reg_data = (addr << 8) & 0x0ffff; 215 cs8409_vendor_coef_set(codec, CS8409_I2C_QREAD, i2c_reg_data); 216 if (cs8409_i2c_wait_complete(codec) < 0) 217 goto error; 218 219 /* Register in bits 15-8 and the data in 7-0 */ 220 read_data = cs8409_vendor_coef_get(codec, CS8409_I2C_QREAD); 221 222 mutex_unlock(&spec->i2c_mux); 223 224 return read_data & 0x0ff; 225 226 error: 227 mutex_unlock(&spec->i2c_mux); 228 codec_err(codec, "%s() Failed 0x%02x : 0x%04x\n", __func__, scodec->addr, addr); 229 return -EIO; 230 } 231 232 /** 233 * cs8409_i2c_bulk_read - CS8409 I2C Read Sequence. 234 * @scodec: the codec instance 235 * @seq: Register Sequence to read 236 * @count: Number of registeres to read 237 * 238 * Returns negative on error, values are read into value element of cs8409_i2c_param sequence. 239 */ 240 static int cs8409_i2c_bulk_read(struct sub_codec *scodec, struct cs8409_i2c_param *seq, int count) 241 { 242 struct hda_codec *codec = scodec->codec; 243 struct cs8409_spec *spec = codec->spec; 244 unsigned int i2c_reg_data; 245 int i; 246 247 if (scodec->suspended) 248 return -EPERM; 249 250 mutex_lock(&spec->i2c_mux); 251 cs8409_set_i2c_dev_addr(codec, scodec->addr); 252 253 for (i = 0; i < count; i++) { 254 cs8409_enable_i2c_clock(codec); 255 if (cs8409_i2c_set_page(scodec, seq[i].addr)) 256 goto error; 257 258 i2c_reg_data = (seq[i].addr << 8) & 0x0ffff; 259 cs8409_vendor_coef_set(codec, CS8409_I2C_QREAD, i2c_reg_data); 260 261 if (cs8409_i2c_wait_complete(codec) < 0) 262 goto error; 263 264 seq[i].value = cs8409_vendor_coef_get(codec, CS8409_I2C_QREAD) & 0xff; 265 } 266 267 mutex_unlock(&spec->i2c_mux); 268 269 return 0; 270 271 error: 272 mutex_unlock(&spec->i2c_mux); 273 codec_err(codec, "I2C Bulk Write Failed 0x%02x\n", scodec->addr); 274 return -EIO; 275 } 276 277 /** 278 * cs8409_i2c_write - CS8409 I2C Write. 279 * @scodec: the codec instance 280 * @addr: Register to write to 281 * @value: Data to write 282 * 283 * Returns negative on error, otherwise returns 0. 284 */ 285 static int cs8409_i2c_write(struct sub_codec *scodec, unsigned int addr, unsigned int value) 286 { 287 struct hda_codec *codec = scodec->codec; 288 struct cs8409_spec *spec = codec->spec; 289 unsigned int i2c_reg_data; 290 291 if (scodec->suspended) 292 return -EPERM; 293 294 mutex_lock(&spec->i2c_mux); 295 296 cs8409_enable_i2c_clock(codec); 297 cs8409_set_i2c_dev_addr(codec, scodec->addr); 298 299 if (cs8409_i2c_set_page(scodec, addr)) 300 goto error; 301 302 i2c_reg_data = ((addr << 8) & 0x0ff00) | (value & 0x0ff); 303 cs8409_vendor_coef_set(codec, CS8409_I2C_QWRITE, i2c_reg_data); 304 305 if (cs8409_i2c_wait_complete(codec) < 0) 306 goto error; 307 308 mutex_unlock(&spec->i2c_mux); 309 return 0; 310 311 error: 312 mutex_unlock(&spec->i2c_mux); 313 codec_err(codec, "%s() Failed 0x%02x : 0x%04x\n", __func__, scodec->addr, addr); 314 return -EIO; 315 } 316 317 /** 318 * cs8409_i2c_bulk_write - CS8409 I2C Write Sequence. 319 * @scodec: the codec instance 320 * @seq: Register Sequence to write 321 * @count: Number of registeres to write 322 * 323 * Returns negative on error. 324 */ 325 static int cs8409_i2c_bulk_write(struct sub_codec *scodec, const struct cs8409_i2c_param *seq, 326 int count) 327 { 328 struct hda_codec *codec = scodec->codec; 329 struct cs8409_spec *spec = codec->spec; 330 unsigned int i2c_reg_data; 331 int i; 332 333 if (scodec->suspended) 334 return -EPERM; 335 336 mutex_lock(&spec->i2c_mux); 337 cs8409_set_i2c_dev_addr(codec, scodec->addr); 338 339 for (i = 0; i < count; i++) { 340 cs8409_enable_i2c_clock(codec); 341 if (cs8409_i2c_set_page(scodec, seq[i].addr)) 342 goto error; 343 344 i2c_reg_data = ((seq[i].addr << 8) & 0x0ff00) | (seq[i].value & 0x0ff); 345 cs8409_vendor_coef_set(codec, CS8409_I2C_QWRITE, i2c_reg_data); 346 347 if (cs8409_i2c_wait_complete(codec) < 0) 348 goto error; 349 } 350 351 mutex_unlock(&spec->i2c_mux); 352 353 return 0; 354 355 error: 356 mutex_unlock(&spec->i2c_mux); 357 codec_err(codec, "I2C Bulk Write Failed 0x%02x\n", scodec->addr); 358 return -EIO; 359 } 360 361 static int cs8409_init(struct hda_codec *codec) 362 { 363 int ret = snd_hda_gen_init(codec); 364 365 if (!ret) 366 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT); 367 368 return ret; 369 } 370 371 static int cs8409_build_controls(struct hda_codec *codec) 372 { 373 int err; 374 375 err = snd_hda_gen_build_controls(codec); 376 if (err < 0) 377 return err; 378 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_BUILD); 379 380 return 0; 381 } 382 383 /* Enable/Disable Unsolicited Response */ 384 static void cs8409_enable_ur(struct hda_codec *codec, int flag) 385 { 386 struct cs8409_spec *spec = codec->spec; 387 unsigned int ur_gpios = 0; 388 int i; 389 390 for (i = 0; i < spec->num_scodecs; i++) 391 ur_gpios |= spec->scodecs[i]->irq_mask; 392 393 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK, 394 flag ? ur_gpios : 0); 395 396 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_UNSOLICITED_ENABLE, 397 flag ? AC_UNSOL_ENABLED : 0); 398 } 399 400 static void cs8409_fix_caps(struct hda_codec *codec, unsigned int nid) 401 { 402 int caps; 403 404 /* CS8409 is simple HDA bridge and intended to be used with a remote 405 * companion codec. Most of input/output PIN(s) have only basic 406 * capabilities. Receive and Transmit NID(s) have only OUTC and INC 407 * capabilities and no presence detect capable (PDC) and call to 408 * snd_hda_gen_build_controls() will mark them as non detectable 409 * phantom jacks. However, a companion codec may be 410 * connected to these pins which supports jack detect 411 * capabilities. We have to override pin capabilities, 412 * otherwise they will not be created as input devices. 413 */ 414 caps = snd_hdac_read_parm(&codec->core, nid, AC_PAR_PIN_CAP); 415 if (caps >= 0) 416 snd_hdac_override_parm(&codec->core, nid, AC_PAR_PIN_CAP, 417 (caps | (AC_PINCAP_IMP_SENSE | AC_PINCAP_PRES_DETECT))); 418 419 snd_hda_override_wcaps(codec, nid, (get_wcaps(codec, nid) | AC_WCAP_UNSOL_CAP)); 420 } 421 422 static int cs8409_spk_sw_gpio_get(struct snd_kcontrol *kcontrol, 423 struct snd_ctl_elem_value *ucontrol) 424 { 425 struct hda_codec *codec = snd_kcontrol_chip(kcontrol); 426 struct cs8409_spec *spec = codec->spec; 427 428 ucontrol->value.integer.value[0] = !!(spec->gpio_data & spec->speaker_pdn_gpio); 429 return 0; 430 } 431 432 static int cs8409_spk_sw_gpio_put(struct snd_kcontrol *kcontrol, 433 struct snd_ctl_elem_value *ucontrol) 434 { 435 struct hda_codec *codec = snd_kcontrol_chip(kcontrol); 436 struct cs8409_spec *spec = codec->spec; 437 unsigned int gpio_data; 438 439 gpio_data = (spec->gpio_data & ~spec->speaker_pdn_gpio) | 440 (ucontrol->value.integer.value[0] ? spec->speaker_pdn_gpio : 0); 441 if (gpio_data == spec->gpio_data) 442 return 0; 443 spec->gpio_data = gpio_data; 444 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data); 445 return 1; 446 } 447 448 static const struct snd_kcontrol_new cs8409_spk_sw_ctrl = { 449 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 450 .info = snd_ctl_boolean_mono_info, 451 .get = cs8409_spk_sw_gpio_get, 452 .put = cs8409_spk_sw_gpio_put, 453 }; 454 455 /****************************************************************************** 456 * CS42L42 Specific Functions 457 ******************************************************************************/ 458 459 int cs42l42_volume_info(struct snd_kcontrol *kctrl, struct snd_ctl_elem_info *uinfo) 460 { 461 unsigned int ofs = get_amp_offset(kctrl); 462 u8 chs = get_amp_channels(kctrl); 463 464 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 465 uinfo->value.integer.step = 1; 466 uinfo->count = chs == 3 ? 2 : 1; 467 468 switch (ofs) { 469 case CS42L42_VOL_DAC: 470 uinfo->value.integer.min = CS42L42_HP_VOL_REAL_MIN; 471 uinfo->value.integer.max = CS42L42_HP_VOL_REAL_MAX; 472 break; 473 case CS42L42_VOL_ADC: 474 uinfo->value.integer.min = CS42L42_AMIC_VOL_REAL_MIN; 475 uinfo->value.integer.max = CS42L42_AMIC_VOL_REAL_MAX; 476 break; 477 default: 478 break; 479 } 480 481 return 0; 482 } 483 484 int cs42l42_volume_get(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl) 485 { 486 struct hda_codec *codec = snd_kcontrol_chip(kctrl); 487 struct cs8409_spec *spec = codec->spec; 488 struct sub_codec *cs42l42 = spec->scodecs[get_amp_index(kctrl)]; 489 int chs = get_amp_channels(kctrl); 490 unsigned int ofs = get_amp_offset(kctrl); 491 long *valp = uctrl->value.integer.value; 492 493 switch (ofs) { 494 case CS42L42_VOL_DAC: 495 if (chs & BIT(0)) 496 *valp++ = cs42l42->vol[ofs]; 497 if (chs & BIT(1)) 498 *valp = cs42l42->vol[ofs+1]; 499 break; 500 case CS42L42_VOL_ADC: 501 if (chs & BIT(0)) 502 *valp = cs42l42->vol[ofs]; 503 break; 504 default: 505 break; 506 } 507 508 return 0; 509 } 510 511 static void cs42l42_mute(struct sub_codec *cs42l42, int vol_type, 512 unsigned int chs, bool mute) 513 { 514 if (mute) { 515 if (vol_type == CS42L42_VOL_DAC) { 516 if (chs & BIT(0)) 517 cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHA_VOL, 0x3f); 518 if (chs & BIT(1)) 519 cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHB_VOL, 0x3f); 520 } else if (vol_type == CS42L42_VOL_ADC) { 521 if (chs & BIT(0)) 522 cs8409_i2c_write(cs42l42, CS42L42_ADC_VOLUME, 0x9f); 523 } 524 } else { 525 if (vol_type == CS42L42_VOL_DAC) { 526 if (chs & BIT(0)) 527 cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHA_VOL, 528 -(cs42l42->vol[CS42L42_DAC_CH0_VOL_OFFSET]) 529 & CS42L42_MIXER_CH_VOL_MASK); 530 if (chs & BIT(1)) 531 cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHB_VOL, 532 -(cs42l42->vol[CS42L42_DAC_CH1_VOL_OFFSET]) 533 & CS42L42_MIXER_CH_VOL_MASK); 534 } else if (vol_type == CS42L42_VOL_ADC) { 535 if (chs & BIT(0)) 536 cs8409_i2c_write(cs42l42, CS42L42_ADC_VOLUME, 537 cs42l42->vol[CS42L42_ADC_VOL_OFFSET] 538 & CS42L42_REG_AMIC_VOL_MASK); 539 } 540 } 541 } 542 543 int cs42l42_volume_put(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl) 544 { 545 struct hda_codec *codec = snd_kcontrol_chip(kctrl); 546 struct cs8409_spec *spec = codec->spec; 547 struct sub_codec *cs42l42 = spec->scodecs[get_amp_index(kctrl)]; 548 int chs = get_amp_channels(kctrl); 549 unsigned int ofs = get_amp_offset(kctrl); 550 long *valp = uctrl->value.integer.value; 551 552 switch (ofs) { 553 case CS42L42_VOL_DAC: 554 if (chs & BIT(0)) 555 cs42l42->vol[ofs] = *valp; 556 if (chs & BIT(1)) { 557 valp++; 558 cs42l42->vol[ofs + 1] = *valp; 559 } 560 if (spec->playback_started) 561 cs42l42_mute(cs42l42, CS42L42_VOL_DAC, chs, false); 562 break; 563 case CS42L42_VOL_ADC: 564 if (chs & BIT(0)) 565 cs42l42->vol[ofs] = *valp; 566 if (spec->capture_started) 567 cs42l42_mute(cs42l42, CS42L42_VOL_ADC, chs, false); 568 break; 569 default: 570 break; 571 } 572 573 return 0; 574 } 575 576 static void cs42l42_playback_pcm_hook(struct hda_pcm_stream *hinfo, 577 struct hda_codec *codec, 578 struct snd_pcm_substream *substream, 579 int action) 580 { 581 struct cs8409_spec *spec = codec->spec; 582 struct sub_codec *cs42l42; 583 int i; 584 bool mute; 585 586 switch (action) { 587 case HDA_GEN_PCM_ACT_PREPARE: 588 mute = false; 589 spec->playback_started = 1; 590 break; 591 case HDA_GEN_PCM_ACT_CLEANUP: 592 mute = true; 593 spec->playback_started = 0; 594 break; 595 default: 596 return; 597 } 598 599 for (i = 0; i < spec->num_scodecs; i++) { 600 cs42l42 = spec->scodecs[i]; 601 cs42l42_mute(cs42l42, CS42L42_VOL_DAC, 0x3, mute); 602 } 603 } 604 605 static void cs42l42_capture_pcm_hook(struct hda_pcm_stream *hinfo, 606 struct hda_codec *codec, 607 struct snd_pcm_substream *substream, 608 int action) 609 { 610 struct cs8409_spec *spec = codec->spec; 611 struct sub_codec *cs42l42; 612 int i; 613 bool mute; 614 615 switch (action) { 616 case HDA_GEN_PCM_ACT_PREPARE: 617 mute = false; 618 spec->capture_started = 1; 619 break; 620 case HDA_GEN_PCM_ACT_CLEANUP: 621 mute = true; 622 spec->capture_started = 0; 623 break; 624 default: 625 return; 626 } 627 628 for (i = 0; i < spec->num_scodecs; i++) { 629 cs42l42 = spec->scodecs[i]; 630 cs42l42_mute(cs42l42, CS42L42_VOL_ADC, 0x3, mute); 631 } 632 } 633 634 /* Configure CS42L42 slave codec for jack autodetect */ 635 static void cs42l42_enable_jack_detect(struct sub_codec *cs42l42) 636 { 637 cs8409_i2c_write(cs42l42, CS42L42_HSBIAS_SC_AUTOCTL, cs42l42->hsbias_hiz); 638 /* Clear WAKE# */ 639 cs8409_i2c_write(cs42l42, CS42L42_WAKE_CTL, 0x00C1); 640 /* Wait ~2.5ms */ 641 usleep_range(2500, 3000); 642 /* Set mode WAKE# output follows the combination logic directly */ 643 cs8409_i2c_write(cs42l42, CS42L42_WAKE_CTL, 0x00C0); 644 /* Clear interrupts status */ 645 cs8409_i2c_read(cs42l42, CS42L42_TSRS_PLUG_STATUS); 646 /* Enable interrupt */ 647 cs8409_i2c_write(cs42l42, CS42L42_TSRS_PLUG_INT_MASK, 0xF3); 648 } 649 650 /* Enable and run CS42L42 slave codec jack auto detect */ 651 static void cs42l42_run_jack_detect(struct sub_codec *cs42l42) 652 { 653 /* Clear interrupts */ 654 cs8409_i2c_read(cs42l42, CS42L42_CODEC_STATUS); 655 cs8409_i2c_read(cs42l42, CS42L42_DET_STATUS1); 656 cs8409_i2c_write(cs42l42, CS42L42_TSRS_PLUG_INT_MASK, 0xFF); 657 cs8409_i2c_read(cs42l42, CS42L42_TSRS_PLUG_STATUS); 658 659 cs8409_i2c_write(cs42l42, CS42L42_PWR_CTL2, 0x87); 660 cs8409_i2c_write(cs42l42, CS42L42_DAC_CTL2, 0x86); 661 cs8409_i2c_write(cs42l42, CS42L42_MISC_DET_CTL, 0x07); 662 cs8409_i2c_write(cs42l42, CS42L42_CODEC_INT_MASK, 0xFD); 663 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 0x80); 664 /* Wait ~20ms*/ 665 usleep_range(20000, 25000); 666 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL1, 0x77); 667 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 0xc0); 668 } 669 670 static int cs42l42_manual_hs_det(struct sub_codec *cs42l42) 671 { 672 unsigned int hs_det_status; 673 unsigned int hs_det_comp1; 674 unsigned int hs_det_comp2; 675 unsigned int hs_det_sw; 676 unsigned int hs_type; 677 678 /* Set hs detect to manual, active mode */ 679 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 680 (1 << CS42L42_HSDET_CTRL_SHIFT) | 681 (0 << CS42L42_HSDET_SET_SHIFT) | 682 (0 << CS42L42_HSBIAS_REF_SHIFT) | 683 (0 << CS42L42_HSDET_AUTO_TIME_SHIFT)); 684 685 /* Configure HS DET comparator reference levels. */ 686 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL1, 687 (CS42L42_HSDET_COMP1_LVL_VAL << CS42L42_HSDET_COMP1_LVL_SHIFT) | 688 (CS42L42_HSDET_COMP2_LVL_VAL << CS42L42_HSDET_COMP2_LVL_SHIFT)); 689 690 /* Open the SW_HSB_HS3 switch and close SW_HSB_HS4 for a Type 1 headset. */ 691 cs8409_i2c_write(cs42l42, CS42L42_HS_SWITCH_CTL, CS42L42_HSDET_SW_COMP1); 692 693 msleep(100); 694 695 hs_det_status = cs8409_i2c_read(cs42l42, CS42L42_HS_DET_STATUS); 696 697 hs_det_comp1 = (hs_det_status & CS42L42_HSDET_COMP1_OUT_MASK) >> 698 CS42L42_HSDET_COMP1_OUT_SHIFT; 699 hs_det_comp2 = (hs_det_status & CS42L42_HSDET_COMP2_OUT_MASK) >> 700 CS42L42_HSDET_COMP2_OUT_SHIFT; 701 702 /* Close the SW_HSB_HS3 switch for a Type 2 headset. */ 703 cs8409_i2c_write(cs42l42, CS42L42_HS_SWITCH_CTL, CS42L42_HSDET_SW_COMP2); 704 705 msleep(100); 706 707 hs_det_status = cs8409_i2c_read(cs42l42, CS42L42_HS_DET_STATUS); 708 709 hs_det_comp1 |= ((hs_det_status & CS42L42_HSDET_COMP1_OUT_MASK) >> 710 CS42L42_HSDET_COMP1_OUT_SHIFT) << 1; 711 hs_det_comp2 |= ((hs_det_status & CS42L42_HSDET_COMP2_OUT_MASK) >> 712 CS42L42_HSDET_COMP2_OUT_SHIFT) << 1; 713 714 /* Use Comparator 1 with 1.25V Threshold. */ 715 switch (hs_det_comp1) { 716 case CS42L42_HSDET_COMP_TYPE1: 717 hs_type = CS42L42_PLUG_CTIA; 718 hs_det_sw = CS42L42_HSDET_SW_TYPE1; 719 break; 720 case CS42L42_HSDET_COMP_TYPE2: 721 hs_type = CS42L42_PLUG_OMTP; 722 hs_det_sw = CS42L42_HSDET_SW_TYPE2; 723 break; 724 default: 725 /* Fallback to Comparator 2 with 1.75V Threshold. */ 726 switch (hs_det_comp2) { 727 case CS42L42_HSDET_COMP_TYPE1: 728 hs_type = CS42L42_PLUG_CTIA; 729 hs_det_sw = CS42L42_HSDET_SW_TYPE1; 730 break; 731 case CS42L42_HSDET_COMP_TYPE2: 732 hs_type = CS42L42_PLUG_OMTP; 733 hs_det_sw = CS42L42_HSDET_SW_TYPE2; 734 break; 735 case CS42L42_HSDET_COMP_TYPE3: 736 hs_type = CS42L42_PLUG_HEADPHONE; 737 hs_det_sw = CS42L42_HSDET_SW_TYPE3; 738 break; 739 default: 740 hs_type = CS42L42_PLUG_INVALID; 741 hs_det_sw = CS42L42_HSDET_SW_TYPE4; 742 break; 743 } 744 } 745 746 /* Set Switches */ 747 cs8409_i2c_write(cs42l42, CS42L42_HS_SWITCH_CTL, hs_det_sw); 748 749 /* Set HSDET mode to Manual—Disabled */ 750 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 751 (0 << CS42L42_HSDET_CTRL_SHIFT) | 752 (0 << CS42L42_HSDET_SET_SHIFT) | 753 (0 << CS42L42_HSBIAS_REF_SHIFT) | 754 (0 << CS42L42_HSDET_AUTO_TIME_SHIFT)); 755 756 /* Configure HS DET comparator reference levels. */ 757 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL1, 758 (CS42L42_HSDET_COMP1_LVL_DEFAULT << CS42L42_HSDET_COMP1_LVL_SHIFT) | 759 (CS42L42_HSDET_COMP2_LVL_DEFAULT << CS42L42_HSDET_COMP2_LVL_SHIFT)); 760 761 return hs_type; 762 } 763 764 static int cs42l42_handle_tip_sense(struct sub_codec *cs42l42, unsigned int reg_ts_status) 765 { 766 int status_changed = 0; 767 768 /* TIP_SENSE INSERT/REMOVE */ 769 switch (reg_ts_status) { 770 case CS42L42_TS_PLUG: 771 if (cs42l42->no_type_dect) { 772 status_changed = 1; 773 cs42l42->hp_jack_in = 1; 774 cs42l42->mic_jack_in = 0; 775 } else { 776 cs42l42_run_jack_detect(cs42l42); 777 } 778 break; 779 780 case CS42L42_TS_UNPLUG: 781 status_changed = 1; 782 cs42l42->hp_jack_in = 0; 783 cs42l42->mic_jack_in = 0; 784 break; 785 default: 786 /* jack in transition */ 787 break; 788 } 789 790 codec_dbg(cs42l42->codec, "Tip Sense Detection: (%d)\n", reg_ts_status); 791 792 return status_changed; 793 } 794 795 static int cs42l42_jack_unsol_event(struct sub_codec *cs42l42) 796 { 797 int current_plug_status; 798 int status_changed = 0; 799 int reg_cdc_status; 800 int reg_hs_status; 801 int reg_ts_status; 802 int type; 803 804 /* Read jack detect status registers */ 805 reg_cdc_status = cs8409_i2c_read(cs42l42, CS42L42_CODEC_STATUS); 806 reg_hs_status = cs8409_i2c_read(cs42l42, CS42L42_HS_DET_STATUS); 807 reg_ts_status = cs8409_i2c_read(cs42l42, CS42L42_TSRS_PLUG_STATUS); 808 809 /* If status values are < 0, read error has occurred. */ 810 if (reg_cdc_status < 0 || reg_hs_status < 0 || reg_ts_status < 0) 811 return -EIO; 812 813 current_plug_status = (reg_ts_status & (CS42L42_TS_PLUG_MASK | CS42L42_TS_UNPLUG_MASK)) 814 >> CS42L42_TS_PLUG_SHIFT; 815 816 /* HSDET_AUTO_DONE */ 817 if (reg_cdc_status & CS42L42_HSDET_AUTO_DONE_MASK) { 818 819 /* Disable HSDET_AUTO_DONE */ 820 cs8409_i2c_write(cs42l42, CS42L42_CODEC_INT_MASK, 0xFF); 821 822 type = (reg_hs_status & CS42L42_HSDET_TYPE_MASK) >> CS42L42_HSDET_TYPE_SHIFT; 823 824 /* Configure the HSDET mode. */ 825 cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 0x80); 826 827 if (cs42l42->no_type_dect) { 828 status_changed = cs42l42_handle_tip_sense(cs42l42, current_plug_status); 829 } else { 830 if (type == CS42L42_PLUG_INVALID || type == CS42L42_PLUG_HEADPHONE) { 831 codec_dbg(cs42l42->codec, 832 "Auto detect value not valid (%d), running manual det\n", 833 type); 834 type = cs42l42_manual_hs_det(cs42l42); 835 } 836 837 switch (type) { 838 case CS42L42_PLUG_CTIA: 839 case CS42L42_PLUG_OMTP: 840 status_changed = 1; 841 cs42l42->hp_jack_in = 1; 842 cs42l42->mic_jack_in = 1; 843 break; 844 case CS42L42_PLUG_HEADPHONE: 845 status_changed = 1; 846 cs42l42->hp_jack_in = 1; 847 cs42l42->mic_jack_in = 0; 848 break; 849 default: 850 status_changed = 1; 851 cs42l42->hp_jack_in = 0; 852 cs42l42->mic_jack_in = 0; 853 break; 854 } 855 codec_dbg(cs42l42->codec, "Detection done (%d)\n", type); 856 } 857 858 /* Enable the HPOUT ground clamp and configure the HP pull-down */ 859 cs8409_i2c_write(cs42l42, CS42L42_DAC_CTL2, 0x02); 860 /* Re-Enable Tip Sense Interrupt */ 861 cs8409_i2c_write(cs42l42, CS42L42_TSRS_PLUG_INT_MASK, 0xF3); 862 } else { 863 status_changed = cs42l42_handle_tip_sense(cs42l42, current_plug_status); 864 } 865 866 return status_changed; 867 } 868 869 static void cs42l42_resume(struct sub_codec *cs42l42) 870 { 871 struct hda_codec *codec = cs42l42->codec; 872 struct cs8409_spec *spec = codec->spec; 873 struct cs8409_i2c_param irq_regs[] = { 874 { CS42L42_CODEC_STATUS, 0x00 }, 875 { CS42L42_DET_INT_STATUS1, 0x00 }, 876 { CS42L42_DET_INT_STATUS2, 0x00 }, 877 { CS42L42_TSRS_PLUG_STATUS, 0x00 }, 878 }; 879 int fsv_old, fsv_new; 880 881 /* Bring CS42L42 out of Reset */ 882 spec->gpio_data = snd_hda_codec_read(codec, CS8409_PIN_AFG, 0, AC_VERB_GET_GPIO_DATA, 0); 883 spec->gpio_data |= cs42l42->reset_gpio; 884 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data); 885 usleep_range(10000, 15000); 886 887 cs42l42->suspended = 0; 888 889 /* Initialize CS42L42 companion codec */ 890 cs8409_i2c_bulk_write(cs42l42, cs42l42->init_seq, cs42l42->init_seq_num); 891 msleep(CS42L42_INIT_TIMEOUT_MS); 892 893 /* Clear interrupts, by reading interrupt status registers */ 894 cs8409_i2c_bulk_read(cs42l42, irq_regs, ARRAY_SIZE(irq_regs)); 895 896 fsv_old = cs8409_i2c_read(cs42l42, CS42L42_HP_CTL); 897 if (cs42l42->full_scale_vol == CS42L42_FULL_SCALE_VOL_0DB) 898 fsv_new = fsv_old & ~CS42L42_FULL_SCALE_VOL_MASK; 899 else 900 fsv_new = fsv_old & CS42L42_FULL_SCALE_VOL_MASK; 901 if (fsv_new != fsv_old) 902 cs8409_i2c_write(cs42l42, CS42L42_HP_CTL, fsv_new); 903 904 /* we have to explicitly allow unsol event handling even during the 905 * resume phase so that the jack event is processed properly 906 */ 907 snd_hda_codec_allow_unsol_events(cs42l42->codec); 908 909 cs42l42_enable_jack_detect(cs42l42); 910 } 911 912 #ifdef CONFIG_PM 913 static void cs42l42_suspend(struct sub_codec *cs42l42) 914 { 915 struct hda_codec *codec = cs42l42->codec; 916 struct cs8409_spec *spec = codec->spec; 917 int reg_cdc_status = 0; 918 const struct cs8409_i2c_param cs42l42_pwr_down_seq[] = { 919 { CS42L42_DAC_CTL2, 0x02 }, 920 { CS42L42_HS_CLAMP_DISABLE, 0x00 }, 921 { CS42L42_MIXER_CHA_VOL, 0x3F }, 922 { CS42L42_MIXER_ADC_VOL, 0x3F }, 923 { CS42L42_MIXER_CHB_VOL, 0x3F }, 924 { CS42L42_HP_CTL, 0x0F }, 925 { CS42L42_ASP_RX_DAI0_EN, 0x00 }, 926 { CS42L42_ASP_CLK_CFG, 0x00 }, 927 { CS42L42_PWR_CTL1, 0xFE }, 928 { CS42L42_PWR_CTL2, 0x8C }, 929 { CS42L42_PWR_CTL1, 0xFF }, 930 }; 931 932 cs8409_i2c_bulk_write(cs42l42, cs42l42_pwr_down_seq, ARRAY_SIZE(cs42l42_pwr_down_seq)); 933 934 if (read_poll_timeout(cs8409_i2c_read, reg_cdc_status, 935 (reg_cdc_status & 0x1), CS42L42_PDN_SLEEP_US, CS42L42_PDN_TIMEOUT_US, 936 true, cs42l42, CS42L42_CODEC_STATUS) < 0) 937 codec_warn(codec, "Timeout waiting for PDN_DONE for CS42L42\n"); 938 939 /* Power down CS42L42 ASP/EQ/MIX/HP */ 940 cs8409_i2c_write(cs42l42, CS42L42_PWR_CTL2, 0x9C); 941 cs42l42->suspended = 1; 942 cs42l42->last_page = 0; 943 cs42l42->hp_jack_in = 0; 944 cs42l42->mic_jack_in = 0; 945 946 /* Put CS42L42 into Reset */ 947 spec->gpio_data = snd_hda_codec_read(codec, CS8409_PIN_AFG, 0, AC_VERB_GET_GPIO_DATA, 0); 948 spec->gpio_data &= ~cs42l42->reset_gpio; 949 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data); 950 } 951 #endif 952 953 static void cs8409_free(struct hda_codec *codec) 954 { 955 struct cs8409_spec *spec = codec->spec; 956 957 /* Cancel i2c clock disable timer, and disable clock if left enabled */ 958 cancel_delayed_work_sync(&spec->i2c_clk_work); 959 cs8409_disable_i2c_clock(codec); 960 961 snd_hda_gen_free(codec); 962 } 963 964 /****************************************************************************** 965 * BULLSEYE / WARLOCK / CYBORG Specific Functions 966 * CS8409/CS42L42 967 ******************************************************************************/ 968 969 /* 970 * In the case of CS8409 we do not have unsolicited events from NID's 0x24 971 * and 0x34 where hs mic and hp are connected. Companion codec CS42L42 will 972 * generate interrupt via gpio 4 to notify jack events. We have to overwrite 973 * generic snd_hda_jack_unsol_event(), read CS42L42 jack detect status registers 974 * and then notify status via generic snd_hda_jack_unsol_event() call. 975 */ 976 static void cs8409_cs42l42_jack_unsol_event(struct hda_codec *codec, unsigned int res) 977 { 978 struct cs8409_spec *spec = codec->spec; 979 struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; 980 struct hda_jack_tbl *jk; 981 982 /* jack_unsol_event() will be called every time gpio line changing state. 983 * In this case gpio4 line goes up as a result of reading interrupt status 984 * registers in previous cs8409_jack_unsol_event() call. 985 * We don't need to handle this event, ignoring... 986 */ 987 if (res & cs42l42->irq_mask) 988 return; 989 990 if (cs42l42_jack_unsol_event(cs42l42)) { 991 snd_hda_set_pin_ctl(codec, CS8409_CS42L42_SPK_PIN_NID, 992 cs42l42->hp_jack_in ? 0 : PIN_OUT); 993 /* Report jack*/ 994 jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_HP_PIN_NID, 0); 995 if (jk) 996 snd_hda_jack_unsol_event(codec, (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & 997 AC_UNSOL_RES_TAG); 998 /* Report jack*/ 999 jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_AMIC_PIN_NID, 0); 1000 if (jk) 1001 snd_hda_jack_unsol_event(codec, (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & 1002 AC_UNSOL_RES_TAG); 1003 } 1004 } 1005 1006 #ifdef CONFIG_PM 1007 /* Manage PDREF, when transition to D3hot */ 1008 static int cs8409_cs42l42_suspend(struct hda_codec *codec) 1009 { 1010 struct cs8409_spec *spec = codec->spec; 1011 int i; 1012 1013 spec->init_done = 0; 1014 1015 cs8409_enable_ur(codec, 0); 1016 1017 for (i = 0; i < spec->num_scodecs; i++) 1018 cs42l42_suspend(spec->scodecs[i]); 1019 1020 /* Cancel i2c clock disable timer, and disable clock if left enabled */ 1021 cancel_delayed_work_sync(&spec->i2c_clk_work); 1022 cs8409_disable_i2c_clock(codec); 1023 1024 snd_hda_shutup_pins(codec); 1025 1026 return 0; 1027 } 1028 #endif 1029 1030 /* Vendor specific HW configuration 1031 * PLL, ASP, I2C, SPI, GPIOs, DMIC etc... 1032 */ 1033 static void cs8409_cs42l42_hw_init(struct hda_codec *codec) 1034 { 1035 const struct cs8409_cir_param *seq = cs8409_cs42l42_hw_cfg; 1036 const struct cs8409_cir_param *seq_bullseye = cs8409_cs42l42_bullseye_atn; 1037 struct cs8409_spec *spec = codec->spec; 1038 struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; 1039 1040 if (spec->gpio_mask) { 1041 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_MASK, 1042 spec->gpio_mask); 1043 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DIRECTION, 1044 spec->gpio_dir); 1045 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, 1046 spec->gpio_data); 1047 } 1048 1049 for (; seq->nid; seq++) 1050 cs8409_vendor_coef_set(codec, seq->cir, seq->coeff); 1051 1052 if (codec->fixup_id == CS8409_BULLSEYE) { 1053 for (; seq_bullseye->nid; seq_bullseye++) 1054 cs8409_vendor_coef_set(codec, seq_bullseye->cir, seq_bullseye->coeff); 1055 } 1056 1057 switch (codec->fixup_id) { 1058 case CS8409_CYBORG: 1059 case CS8409_WARLOCK_MLK_DUAL_MIC: 1060 /* DMIC1_MO=00b, DMIC1/2_SR=1 */ 1061 cs8409_vendor_coef_set(codec, CS8409_DMIC_CFG, 0x0003); 1062 break; 1063 case CS8409_ODIN: 1064 /* ASP1/2_xxx_EN=1, ASP1/2_MCLK_EN=0, DMIC1_SCL_EN=0 */ 1065 cs8409_vendor_coef_set(codec, CS8409_PAD_CFG_SLW_RATE_CTRL, 0xfc00); 1066 break; 1067 default: 1068 break; 1069 } 1070 1071 cs42l42_resume(cs42l42); 1072 1073 /* Enable Unsolicited Response */ 1074 cs8409_enable_ur(codec, 1); 1075 } 1076 1077 static const struct hda_codec_ops cs8409_cs42l42_patch_ops = { 1078 .build_controls = cs8409_build_controls, 1079 .build_pcms = snd_hda_gen_build_pcms, 1080 .init = cs8409_init, 1081 .free = cs8409_free, 1082 .unsol_event = cs8409_cs42l42_jack_unsol_event, 1083 #ifdef CONFIG_PM 1084 .suspend = cs8409_cs42l42_suspend, 1085 #endif 1086 }; 1087 1088 static int cs8409_cs42l42_exec_verb(struct hdac_device *dev, unsigned int cmd, unsigned int flags, 1089 unsigned int *res) 1090 { 1091 struct hda_codec *codec = container_of(dev, struct hda_codec, core); 1092 struct cs8409_spec *spec = codec->spec; 1093 struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; 1094 1095 unsigned int nid = ((cmd >> 20) & 0x07f); 1096 unsigned int verb = ((cmd >> 8) & 0x0fff); 1097 1098 /* CS8409 pins have no AC_PINSENSE_PRESENCE 1099 * capabilities. We have to intercept 2 calls for pins 0x24 and 0x34 1100 * and return correct pin sense values for read_pin_sense() call from 1101 * hda_jack based on CS42L42 jack detect status. 1102 */ 1103 switch (nid) { 1104 case CS8409_CS42L42_HP_PIN_NID: 1105 if (verb == AC_VERB_GET_PIN_SENSE) { 1106 *res = (cs42l42->hp_jack_in) ? AC_PINSENSE_PRESENCE : 0; 1107 return 0; 1108 } 1109 break; 1110 case CS8409_CS42L42_AMIC_PIN_NID: 1111 if (verb == AC_VERB_GET_PIN_SENSE) { 1112 *res = (cs42l42->mic_jack_in) ? AC_PINSENSE_PRESENCE : 0; 1113 return 0; 1114 } 1115 break; 1116 default: 1117 break; 1118 } 1119 1120 return spec->exec_verb(dev, cmd, flags, res); 1121 } 1122 1123 void cs8409_cs42l42_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int action) 1124 { 1125 struct cs8409_spec *spec = codec->spec; 1126 1127 switch (action) { 1128 case HDA_FIXUP_ACT_PRE_PROBE: 1129 snd_hda_add_verbs(codec, cs8409_cs42l42_init_verbs); 1130 /* verb exec op override */ 1131 spec->exec_verb = codec->core.exec_verb; 1132 codec->core.exec_verb = cs8409_cs42l42_exec_verb; 1133 1134 spec->scodecs[CS8409_CODEC0] = &cs8409_cs42l42_codec; 1135 spec->num_scodecs = 1; 1136 spec->scodecs[CS8409_CODEC0]->codec = codec; 1137 codec->patch_ops = cs8409_cs42l42_patch_ops; 1138 1139 spec->gen.suppress_auto_mute = 1; 1140 spec->gen.no_primary_hp = 1; 1141 spec->gen.suppress_vmaster = 1; 1142 1143 spec->speaker_pdn_gpio = 0; 1144 1145 /* GPIO 5 out, 3,4 in */ 1146 spec->gpio_dir = spec->scodecs[CS8409_CODEC0]->reset_gpio; 1147 spec->gpio_data = 0; 1148 spec->gpio_mask = 0x03f; 1149 1150 /* Basic initial sequence for specific hw configuration */ 1151 snd_hda_sequence_write(codec, cs8409_cs42l42_init_verbs); 1152 1153 cs8409_fix_caps(codec, CS8409_CS42L42_HP_PIN_NID); 1154 cs8409_fix_caps(codec, CS8409_CS42L42_AMIC_PIN_NID); 1155 1156 spec->scodecs[CS8409_CODEC0]->hsbias_hiz = 0x0020; 1157 1158 switch (codec->fixup_id) { 1159 case CS8409_CYBORG: 1160 spec->scodecs[CS8409_CODEC0]->full_scale_vol = 1161 CS42L42_FULL_SCALE_VOL_MINUS6DB; 1162 spec->speaker_pdn_gpio = CS8409_CYBORG_SPEAKER_PDN; 1163 break; 1164 case CS8409_ODIN: 1165 spec->scodecs[CS8409_CODEC0]->full_scale_vol = CS42L42_FULL_SCALE_VOL_0DB; 1166 spec->speaker_pdn_gpio = CS8409_CYBORG_SPEAKER_PDN; 1167 break; 1168 case CS8409_WARLOCK_MLK: 1169 case CS8409_WARLOCK_MLK_DUAL_MIC: 1170 spec->scodecs[CS8409_CODEC0]->full_scale_vol = CS42L42_FULL_SCALE_VOL_0DB; 1171 spec->speaker_pdn_gpio = CS8409_WARLOCK_SPEAKER_PDN; 1172 break; 1173 default: 1174 spec->scodecs[CS8409_CODEC0]->full_scale_vol = 1175 CS42L42_FULL_SCALE_VOL_MINUS6DB; 1176 spec->speaker_pdn_gpio = CS8409_WARLOCK_SPEAKER_PDN; 1177 break; 1178 } 1179 1180 if (spec->speaker_pdn_gpio > 0) { 1181 spec->gpio_dir |= spec->speaker_pdn_gpio; 1182 spec->gpio_data |= spec->speaker_pdn_gpio; 1183 } 1184 1185 break; 1186 case HDA_FIXUP_ACT_PROBE: 1187 /* Fix Sample Rate to 48kHz */ 1188 spec->gen.stream_analog_playback = &cs42l42_48k_pcm_analog_playback; 1189 spec->gen.stream_analog_capture = &cs42l42_48k_pcm_analog_capture; 1190 /* add hooks */ 1191 spec->gen.pcm_playback_hook = cs42l42_playback_pcm_hook; 1192 spec->gen.pcm_capture_hook = cs42l42_capture_pcm_hook; 1193 if (codec->fixup_id != CS8409_ODIN) 1194 /* Set initial DMIC volume to -26 dB */ 1195 snd_hda_codec_amp_init_stereo(codec, CS8409_CS42L42_DMIC_ADC_PIN_NID, 1196 HDA_INPUT, 0, 0xff, 0x19); 1197 snd_hda_gen_add_kctl(&spec->gen, "Headphone Playback Volume", 1198 &cs42l42_dac_volume_mixer); 1199 snd_hda_gen_add_kctl(&spec->gen, "Mic Capture Volume", 1200 &cs42l42_adc_volume_mixer); 1201 if (spec->speaker_pdn_gpio > 0) 1202 snd_hda_gen_add_kctl(&spec->gen, "Speaker Playback Switch", 1203 &cs8409_spk_sw_ctrl); 1204 /* Disable Unsolicited Response during boot */ 1205 cs8409_enable_ur(codec, 0); 1206 snd_hda_codec_set_name(codec, "CS8409/CS42L42"); 1207 break; 1208 case HDA_FIXUP_ACT_INIT: 1209 cs8409_cs42l42_hw_init(codec); 1210 spec->init_done = 1; 1211 if (spec->init_done && spec->build_ctrl_done 1212 && !spec->scodecs[CS8409_CODEC0]->hp_jack_in) 1213 cs42l42_run_jack_detect(spec->scodecs[CS8409_CODEC0]); 1214 break; 1215 case HDA_FIXUP_ACT_BUILD: 1216 spec->build_ctrl_done = 1; 1217 /* Run jack auto detect first time on boot 1218 * after controls have been added, to check if jack has 1219 * been already plugged in. 1220 * Run immediately after init. 1221 */ 1222 if (spec->init_done && spec->build_ctrl_done 1223 && !spec->scodecs[CS8409_CODEC0]->hp_jack_in) 1224 cs42l42_run_jack_detect(spec->scodecs[CS8409_CODEC0]); 1225 break; 1226 default: 1227 break; 1228 } 1229 } 1230 1231 /****************************************************************************** 1232 * Dolphin Specific Functions 1233 * CS8409/ 2 X CS42L42 1234 ******************************************************************************/ 1235 1236 /* 1237 * In the case of CS8409 we do not have unsolicited events when 1238 * hs mic and hp are connected. Companion codec CS42L42 will 1239 * generate interrupt via irq_mask to notify jack events. We have to overwrite 1240 * generic snd_hda_jack_unsol_event(), read CS42L42 jack detect status registers 1241 * and then notify status via generic snd_hda_jack_unsol_event() call. 1242 */ 1243 static void dolphin_jack_unsol_event(struct hda_codec *codec, unsigned int res) 1244 { 1245 struct cs8409_spec *spec = codec->spec; 1246 struct sub_codec *cs42l42; 1247 struct hda_jack_tbl *jk; 1248 1249 cs42l42 = spec->scodecs[CS8409_CODEC0]; 1250 if (!cs42l42->suspended && (~res & cs42l42->irq_mask) && 1251 cs42l42_jack_unsol_event(cs42l42)) { 1252 jk = snd_hda_jack_tbl_get_mst(codec, DOLPHIN_HP_PIN_NID, 0); 1253 if (jk) 1254 snd_hda_jack_unsol_event(codec, 1255 (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & 1256 AC_UNSOL_RES_TAG); 1257 1258 jk = snd_hda_jack_tbl_get_mst(codec, DOLPHIN_AMIC_PIN_NID, 0); 1259 if (jk) 1260 snd_hda_jack_unsol_event(codec, 1261 (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & 1262 AC_UNSOL_RES_TAG); 1263 } 1264 1265 cs42l42 = spec->scodecs[CS8409_CODEC1]; 1266 if (!cs42l42->suspended && (~res & cs42l42->irq_mask) && 1267 cs42l42_jack_unsol_event(cs42l42)) { 1268 jk = snd_hda_jack_tbl_get_mst(codec, DOLPHIN_LO_PIN_NID, 0); 1269 if (jk) 1270 snd_hda_jack_unsol_event(codec, 1271 (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & 1272 AC_UNSOL_RES_TAG); 1273 } 1274 } 1275 1276 /* Vendor specific HW configuration 1277 * PLL, ASP, I2C, SPI, GPIOs, DMIC etc... 1278 */ 1279 static void dolphin_hw_init(struct hda_codec *codec) 1280 { 1281 const struct cs8409_cir_param *seq = dolphin_hw_cfg; 1282 struct cs8409_spec *spec = codec->spec; 1283 struct sub_codec *cs42l42; 1284 int i; 1285 1286 if (spec->gpio_mask) { 1287 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_MASK, 1288 spec->gpio_mask); 1289 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DIRECTION, 1290 spec->gpio_dir); 1291 snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, 1292 spec->gpio_data); 1293 } 1294 1295 for (; seq->nid; seq++) 1296 cs8409_vendor_coef_set(codec, seq->cir, seq->coeff); 1297 1298 for (i = 0; i < spec->num_scodecs; i++) { 1299 cs42l42 = spec->scodecs[i]; 1300 cs42l42_resume(cs42l42); 1301 } 1302 1303 /* Enable Unsolicited Response */ 1304 cs8409_enable_ur(codec, 1); 1305 } 1306 1307 static const struct hda_codec_ops cs8409_dolphin_patch_ops = { 1308 .build_controls = cs8409_build_controls, 1309 .build_pcms = snd_hda_gen_build_pcms, 1310 .init = cs8409_init, 1311 .free = cs8409_free, 1312 .unsol_event = dolphin_jack_unsol_event, 1313 #ifdef CONFIG_PM 1314 .suspend = cs8409_cs42l42_suspend, 1315 #endif 1316 }; 1317 1318 static int dolphin_exec_verb(struct hdac_device *dev, unsigned int cmd, unsigned int flags, 1319 unsigned int *res) 1320 { 1321 struct hda_codec *codec = container_of(dev, struct hda_codec, core); 1322 struct cs8409_spec *spec = codec->spec; 1323 struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; 1324 1325 unsigned int nid = ((cmd >> 20) & 0x07f); 1326 unsigned int verb = ((cmd >> 8) & 0x0fff); 1327 1328 /* CS8409 pins have no AC_PINSENSE_PRESENCE 1329 * capabilities. We have to intercept calls for CS42L42 pins 1330 * and return correct pin sense values for read_pin_sense() call from 1331 * hda_jack based on CS42L42 jack detect status. 1332 */ 1333 switch (nid) { 1334 case DOLPHIN_HP_PIN_NID: 1335 case DOLPHIN_LO_PIN_NID: 1336 if (nid == DOLPHIN_LO_PIN_NID) 1337 cs42l42 = spec->scodecs[CS8409_CODEC1]; 1338 if (verb == AC_VERB_GET_PIN_SENSE) { 1339 *res = (cs42l42->hp_jack_in) ? AC_PINSENSE_PRESENCE : 0; 1340 return 0; 1341 } 1342 break; 1343 case DOLPHIN_AMIC_PIN_NID: 1344 if (verb == AC_VERB_GET_PIN_SENSE) { 1345 *res = (cs42l42->mic_jack_in) ? AC_PINSENSE_PRESENCE : 0; 1346 return 0; 1347 } 1348 break; 1349 default: 1350 break; 1351 } 1352 1353 return spec->exec_verb(dev, cmd, flags, res); 1354 } 1355 1356 void dolphin_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int action) 1357 { 1358 struct cs8409_spec *spec = codec->spec; 1359 struct snd_kcontrol_new *kctrl; 1360 int i; 1361 1362 switch (action) { 1363 case HDA_FIXUP_ACT_PRE_PROBE: 1364 snd_hda_add_verbs(codec, dolphin_init_verbs); 1365 /* verb exec op override */ 1366 spec->exec_verb = codec->core.exec_verb; 1367 codec->core.exec_verb = dolphin_exec_verb; 1368 1369 spec->scodecs[CS8409_CODEC0] = &dolphin_cs42l42_0; 1370 spec->scodecs[CS8409_CODEC0]->codec = codec; 1371 spec->scodecs[CS8409_CODEC1] = &dolphin_cs42l42_1; 1372 spec->scodecs[CS8409_CODEC1]->codec = codec; 1373 spec->num_scodecs = 2; 1374 spec->gen.suppress_vmaster = 1; 1375 1376 codec->patch_ops = cs8409_dolphin_patch_ops; 1377 1378 /* GPIO 1,5 out, 0,4 in */ 1379 spec->gpio_dir = spec->scodecs[CS8409_CODEC0]->reset_gpio | 1380 spec->scodecs[CS8409_CODEC1]->reset_gpio; 1381 spec->gpio_data = 0; 1382 spec->gpio_mask = 0x03f; 1383 1384 /* Basic initial sequence for specific hw configuration */ 1385 snd_hda_sequence_write(codec, dolphin_init_verbs); 1386 1387 snd_hda_jack_add_kctl(codec, DOLPHIN_LO_PIN_NID, "Line Out", true, 1388 SND_JACK_HEADPHONE, NULL); 1389 1390 snd_hda_jack_add_kctl(codec, DOLPHIN_AMIC_PIN_NID, "Microphone", true, 1391 SND_JACK_MICROPHONE, NULL); 1392 1393 cs8409_fix_caps(codec, DOLPHIN_HP_PIN_NID); 1394 cs8409_fix_caps(codec, DOLPHIN_LO_PIN_NID); 1395 cs8409_fix_caps(codec, DOLPHIN_AMIC_PIN_NID); 1396 1397 spec->scodecs[CS8409_CODEC0]->full_scale_vol = CS42L42_FULL_SCALE_VOL_MINUS6DB; 1398 spec->scodecs[CS8409_CODEC1]->full_scale_vol = CS42L42_FULL_SCALE_VOL_MINUS6DB; 1399 1400 break; 1401 case HDA_FIXUP_ACT_PROBE: 1402 /* Fix Sample Rate to 48kHz */ 1403 spec->gen.stream_analog_playback = &cs42l42_48k_pcm_analog_playback; 1404 spec->gen.stream_analog_capture = &cs42l42_48k_pcm_analog_capture; 1405 /* add hooks */ 1406 spec->gen.pcm_playback_hook = cs42l42_playback_pcm_hook; 1407 spec->gen.pcm_capture_hook = cs42l42_capture_pcm_hook; 1408 snd_hda_gen_add_kctl(&spec->gen, "Headphone Playback Volume", 1409 &cs42l42_dac_volume_mixer); 1410 snd_hda_gen_add_kctl(&spec->gen, "Mic Capture Volume", &cs42l42_adc_volume_mixer); 1411 kctrl = snd_hda_gen_add_kctl(&spec->gen, "Line Out Playback Volume", 1412 &cs42l42_dac_volume_mixer); 1413 /* Update Line Out kcontrol template */ 1414 kctrl->private_value = HDA_COMPOSE_AMP_VAL_OFS(DOLPHIN_HP_PIN_NID, 3, CS8409_CODEC1, 1415 HDA_OUTPUT, CS42L42_VOL_DAC) | HDA_AMP_VAL_MIN_MUTE; 1416 cs8409_enable_ur(codec, 0); 1417 snd_hda_codec_set_name(codec, "CS8409/CS42L42"); 1418 break; 1419 case HDA_FIXUP_ACT_INIT: 1420 dolphin_hw_init(codec); 1421 spec->init_done = 1; 1422 if (spec->init_done && spec->build_ctrl_done) { 1423 for (i = 0; i < spec->num_scodecs; i++) { 1424 if (!spec->scodecs[i]->hp_jack_in) 1425 cs42l42_run_jack_detect(spec->scodecs[i]); 1426 } 1427 } 1428 break; 1429 case HDA_FIXUP_ACT_BUILD: 1430 spec->build_ctrl_done = 1; 1431 /* Run jack auto detect first time on boot 1432 * after controls have been added, to check if jack has 1433 * been already plugged in. 1434 * Run immediately after init. 1435 */ 1436 if (spec->init_done && spec->build_ctrl_done) { 1437 for (i = 0; i < spec->num_scodecs; i++) { 1438 if (!spec->scodecs[i]->hp_jack_in) 1439 cs42l42_run_jack_detect(spec->scodecs[i]); 1440 } 1441 } 1442 break; 1443 default: 1444 break; 1445 } 1446 } 1447 1448 static int patch_cs8409(struct hda_codec *codec) 1449 { 1450 int err; 1451 1452 if (!cs8409_alloc_spec(codec)) 1453 return -ENOMEM; 1454 1455 snd_hda_pick_fixup(codec, cs8409_models, cs8409_fixup_tbl, cs8409_fixups); 1456 1457 codec_dbg(codec, "Picked ID=%d, VID=%08x, DEV=%08x\n", codec->fixup_id, 1458 codec->bus->pci->subsystem_vendor, 1459 codec->bus->pci->subsystem_device); 1460 1461 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); 1462 1463 err = cs8409_parse_auto_config(codec); 1464 if (err < 0) { 1465 cs8409_free(codec); 1466 return err; 1467 } 1468 1469 snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE); 1470 return 0; 1471 } 1472 1473 static const struct hda_device_id snd_hda_id_cs8409[] = { 1474 HDA_CODEC_ENTRY(0x10138409, "CS8409", patch_cs8409), 1475 {} /* terminator */ 1476 }; 1477 MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_cs8409); 1478 1479 static struct hda_codec_driver cs8409_driver = { 1480 .id = snd_hda_id_cs8409, 1481 }; 1482 module_hda_codec_driver(cs8409_driver); 1483 1484 MODULE_LICENSE("GPL"); 1485 MODULE_DESCRIPTION("Cirrus Logic HDA bridge"); 1486