aqt1000.c 98 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
  3. */
  4. #include <linux/kernel.h>
  5. #include <linux/module.h>
  6. #include <linux/init.h>
  7. #include <linux/firmware.h>
  8. #include <linux/slab.h>
  9. #include <linux/platform_device.h>
  10. #include <linux/device.h>
  11. #include <linux/printk.h>
  12. #include <linux/ratelimit.h>
  13. #include <linux/debugfs.h>
  14. #include <linux/wait.h>
  15. #include <linux/bitops.h>
  16. #include <linux/clk.h>
  17. #include <linux/delay.h>
  18. #include <linux/pm_runtime.h>
  19. #include <linux/gpio.h>
  20. #include <linux/regmap.h>
  21. #include <linux/regulator/consumer.h>
  22. #include <sound/pcm.h>
  23. #include <sound/pcm_params.h>
  24. #include <sound/soc.h>
  25. #include <sound/soc-dapm.h>
  26. #include <sound/tlv.h>
  27. #include <sound/info.h>
  28. #include "aqt1000-registers.h"
  29. #include "aqt1000.h"
  30. #include "aqt1000-api.h"
  31. #include "aqt1000-mbhc.h"
  32. #include "aqt1000-routing.h"
  33. #include "../wcdcal-hwdep.h"
  34. #include "aqt1000-internal.h"
  35. #define AQT1000_TX_UNMUTE_DELAY_MS 40
  36. #define TX_HPF_CUT_OFF_FREQ_MASK 0x60
  37. #define CF_MIN_3DB_4HZ 0x0
  38. #define CF_MIN_3DB_75HZ 0x1
  39. #define CF_MIN_3DB_150HZ 0x2
  40. #define AQT_VERSION_ENTRY_SIZE 17
  41. #define AQT_VOUT_CTL_TO_MICB(x) (1000 + x *50)
  42. static struct interp_sample_rate sr_val_tbl[] = {
  43. {8000, 0x0}, {16000, 0x1}, {32000, 0x3}, {48000, 0x4}, {96000, 0x5},
  44. {192000, 0x6}, {384000, 0x7}, {44100, 0x9}, {88200, 0xA},
  45. {176400, 0xB}, {352800, 0xC},
  46. };
  47. static int tx_unmute_delay = AQT1000_TX_UNMUTE_DELAY_MS;
  48. module_param(tx_unmute_delay, int, 0664);
  49. MODULE_PARM_DESC(tx_unmute_delay, "delay to unmute the tx path");
  50. static void aqt_codec_set_tx_hold(struct snd_soc_codec *, u16, bool);
  51. /* Cutoff frequency for high pass filter */
  52. static const char * const cf_text[] = {
  53. "CF_NEG_3DB_4HZ", "CF_NEG_3DB_75HZ", "CF_NEG_3DB_150HZ"
  54. };
  55. static const char * const rx_cf_text[] = {
  56. "CF_NEG_3DB_4HZ", "CF_NEG_3DB_75HZ", "CF_NEG_3DB_150HZ",
  57. "CF_NEG_3DB_0P48HZ"
  58. };
  59. struct aqt1000_anc_header {
  60. u32 reserved[3];
  61. u32 num_anc_slots;
  62. };
  63. static SOC_ENUM_SINGLE_DECL(cf_dec0_enum, AQT1000_CDC_TX0_TX_PATH_CFG0, 5,
  64. cf_text);
  65. static SOC_ENUM_SINGLE_DECL(cf_dec1_enum, AQT1000_CDC_TX1_TX_PATH_CFG0, 5,
  66. cf_text);
  67. static SOC_ENUM_SINGLE_DECL(cf_dec2_enum, AQT1000_CDC_TX2_TX_PATH_CFG0, 5,
  68. cf_text);
  69. static SOC_ENUM_SINGLE_DECL(cf_int1_1_enum, AQT1000_CDC_RX1_RX_PATH_CFG2, 0,
  70. rx_cf_text);
  71. static SOC_ENUM_SINGLE_DECL(cf_int1_2_enum, AQT1000_CDC_RX1_RX_PATH_MIX_CFG, 2,
  72. rx_cf_text);
  73. static SOC_ENUM_SINGLE_DECL(cf_int2_1_enum, AQT1000_CDC_RX2_RX_PATH_CFG2, 0,
  74. rx_cf_text);
  75. static SOC_ENUM_SINGLE_DECL(cf_int2_2_enum, AQT1000_CDC_RX2_RX_PATH_MIX_CFG, 2,
  76. rx_cf_text);
  77. static const DECLARE_TLV_DB_SCALE(hph_gain, -3000, 150, 0);
  78. static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 150, 0);
  79. static const DECLARE_TLV_DB_SCALE(digital_gain, 0, 1, 0);
  80. static int aqt_get_anc_slot(struct snd_kcontrol *kcontrol,
  81. struct snd_ctl_elem_value *ucontrol)
  82. {
  83. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  84. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  85. ucontrol->value.integer.value[0] = aqt->anc_slot;
  86. return 0;
  87. }
  88. static int aqt_put_anc_slot(struct snd_kcontrol *kcontrol,
  89. struct snd_ctl_elem_value *ucontrol)
  90. {
  91. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  92. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  93. aqt->anc_slot = ucontrol->value.integer.value[0];
  94. return 0;
  95. }
  96. static int aqt_get_anc_func(struct snd_kcontrol *kcontrol,
  97. struct snd_ctl_elem_value *ucontrol)
  98. {
  99. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  100. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  101. ucontrol->value.integer.value[0] = (aqt->anc_func == true ? 1 : 0);
  102. return 0;
  103. }
  104. static int aqt_put_anc_func(struct snd_kcontrol *kcontrol,
  105. struct snd_ctl_elem_value *ucontrol)
  106. {
  107. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  108. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  109. struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
  110. mutex_lock(&aqt->codec_mutex);
  111. aqt->anc_func = (!ucontrol->value.integer.value[0] ? false : true);
  112. dev_dbg(codec->dev, "%s: anc_func %x", __func__, aqt->anc_func);
  113. if (aqt->anc_func == true) {
  114. snd_soc_dapm_enable_pin(dapm, "ANC HPHL PA");
  115. snd_soc_dapm_enable_pin(dapm, "ANC HPHR PA");
  116. snd_soc_dapm_enable_pin(dapm, "ANC HPHL");
  117. snd_soc_dapm_enable_pin(dapm, "ANC HPHR");
  118. snd_soc_dapm_disable_pin(dapm, "HPHL PA");
  119. snd_soc_dapm_disable_pin(dapm, "HPHR PA");
  120. snd_soc_dapm_disable_pin(dapm, "HPHL");
  121. snd_soc_dapm_disable_pin(dapm, "HPHR");
  122. } else {
  123. snd_soc_dapm_disable_pin(dapm, "ANC HPHL PA");
  124. snd_soc_dapm_disable_pin(dapm, "ANC HPHR PA");
  125. snd_soc_dapm_disable_pin(dapm, "ANC HPHL");
  126. snd_soc_dapm_disable_pin(dapm, "ANC HPHR");
  127. snd_soc_dapm_enable_pin(dapm, "HPHL");
  128. snd_soc_dapm_enable_pin(dapm, "HPHR");
  129. snd_soc_dapm_enable_pin(dapm, "HPHL PA");
  130. snd_soc_dapm_enable_pin(dapm, "HPHR PA");
  131. }
  132. mutex_unlock(&aqt->codec_mutex);
  133. snd_soc_dapm_sync(dapm);
  134. return 0;
  135. }
  136. static const char *const aqt_anc_func_text[] = {"OFF", "ON"};
  137. static const struct soc_enum aqt_anc_func_enum =
  138. SOC_ENUM_SINGLE_EXT(2, aqt_anc_func_text);
  139. static int aqt_rx_hph_mode_get(struct snd_kcontrol *kcontrol,
  140. struct snd_ctl_elem_value *ucontrol)
  141. {
  142. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  143. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  144. ucontrol->value.integer.value[0] = aqt->hph_mode;
  145. return 0;
  146. }
  147. static int aqt_rx_hph_mode_put(struct snd_kcontrol *kcontrol,
  148. struct snd_ctl_elem_value *ucontrol)
  149. {
  150. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  151. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  152. u32 mode_val;
  153. mode_val = ucontrol->value.enumerated.item[0];
  154. dev_dbg(codec->dev, "%s: mode: %d\n", __func__, mode_val);
  155. if (mode_val == 0) {
  156. dev_warn(codec->dev, "%s:Invalid HPH Mode, default to Cls-H LOHiFi\n",
  157. __func__);
  158. mode_val = CLS_H_LOHIFI;
  159. }
  160. aqt->hph_mode = mode_val;
  161. return 0;
  162. }
  163. static const char * const rx_hph_mode_mux_text[] = {
  164. "CLS_H_INVALID", "CLS_H_HIFI", "CLS_H_LP", "CLS_AB", "CLS_H_LOHIFI",
  165. "CLS_H_ULP", "CLS_AB_HIFI",
  166. };
  167. static const struct soc_enum rx_hph_mode_mux_enum =
  168. SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(rx_hph_mode_mux_text),
  169. rx_hph_mode_mux_text);
  170. static int aqt_iir_enable_audio_mixer_get(struct snd_kcontrol *kcontrol,
  171. struct snd_ctl_elem_value *ucontrol)
  172. {
  173. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  174. int band_idx = ((struct soc_multi_mixer_control *)
  175. kcontrol->private_value)->shift;
  176. ucontrol->value.integer.value[0] = (snd_soc_read(codec,
  177. AQT1000_CDC_SIDETONE_IIR0_IIR_CTL) &
  178. (1 << band_idx)) != 0;
  179. dev_dbg(codec->dev, "%s: IIR0 band #%d enable %d\n", __func__,
  180. band_idx, (uint32_t)ucontrol->value.integer.value[0]);
  181. return 0;
  182. }
  183. static int aqt_iir_enable_audio_mixer_put(struct snd_kcontrol *kcontrol,
  184. struct snd_ctl_elem_value *ucontrol)
  185. {
  186. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  187. int band_idx = ((struct soc_multi_mixer_control *)
  188. kcontrol->private_value)->shift;
  189. bool iir_band_en_status;
  190. int value = ucontrol->value.integer.value[0];
  191. /* Mask first 5 bits, 6-8 are reserved */
  192. snd_soc_update_bits(codec, AQT1000_CDC_SIDETONE_IIR0_IIR_CTL,
  193. (1 << band_idx), (value << band_idx));
  194. iir_band_en_status = ((snd_soc_read(codec,
  195. AQT1000_CDC_SIDETONE_IIR0_IIR_CTL) &
  196. (1 << band_idx)) != 0);
  197. dev_dbg(codec->dev, "%s: IIR0 band #%d enable %d\n", __func__,
  198. band_idx, iir_band_en_status);
  199. return 0;
  200. }
  201. static uint32_t aqt_get_iir_band_coeff(struct snd_soc_codec *codec,
  202. int band_idx, int coeff_idx)
  203. {
  204. uint32_t value = 0;
  205. /* Address does not automatically update if reading */
  206. snd_soc_write(codec,
  207. AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL,
  208. ((band_idx * BAND_MAX + coeff_idx)
  209. * sizeof(uint32_t)) & 0x7F);
  210. value |= snd_soc_read(codec, AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL);
  211. snd_soc_write(codec, AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL,
  212. ((band_idx * BAND_MAX + coeff_idx)
  213. * sizeof(uint32_t) + 1) & 0x7F);
  214. value |= (snd_soc_read(codec,
  215. AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL) << 8);
  216. snd_soc_write(codec,
  217. AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL,
  218. ((band_idx * BAND_MAX + coeff_idx)
  219. * sizeof(uint32_t) + 2) & 0x7F);
  220. value |= (snd_soc_read(codec,
  221. AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL) << 16);
  222. snd_soc_write(codec,
  223. AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL,
  224. ((band_idx * BAND_MAX + coeff_idx)
  225. * sizeof(uint32_t) + 3) & 0x7F);
  226. /* Mask bits top 2 bits since they are reserved */
  227. value |= ((snd_soc_read(codec,
  228. AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL)
  229. & 0x3F) << 24);
  230. return value;
  231. }
  232. static int aqt_iir_band_audio_mixer_get(struct snd_kcontrol *kcontrol,
  233. struct snd_ctl_elem_value *ucontrol)
  234. {
  235. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  236. int band_idx = ((struct soc_multi_mixer_control *)
  237. kcontrol->private_value)->shift;
  238. ucontrol->value.integer.value[0] =
  239. aqt_get_iir_band_coeff(codec, band_idx, 0);
  240. ucontrol->value.integer.value[1] =
  241. aqt_get_iir_band_coeff(codec, band_idx, 1);
  242. ucontrol->value.integer.value[2] =
  243. aqt_get_iir_band_coeff(codec, band_idx, 2);
  244. ucontrol->value.integer.value[3] =
  245. aqt_get_iir_band_coeff(codec, band_idx, 3);
  246. ucontrol->value.integer.value[4] =
  247. aqt_get_iir_band_coeff(codec, band_idx, 4);
  248. dev_dbg(codec->dev, "%s: IIR band #%d b0 = 0x%x\n"
  249. "%s: IIR band #%d b1 = 0x%x\n"
  250. "%s: IIR band #%d b2 = 0x%x\n"
  251. "%s: IIR band #%d a1 = 0x%x\n"
  252. "%s: IIR band #%d a2 = 0x%x\n",
  253. __func__, band_idx,
  254. (uint32_t)ucontrol->value.integer.value[0],
  255. __func__, band_idx,
  256. (uint32_t)ucontrol->value.integer.value[1],
  257. __func__, band_idx,
  258. (uint32_t)ucontrol->value.integer.value[2],
  259. __func__, band_idx,
  260. (uint32_t)ucontrol->value.integer.value[3],
  261. __func__, band_idx,
  262. (uint32_t)ucontrol->value.integer.value[4]);
  263. return 0;
  264. }
  265. static void aqt_set_iir_band_coeff(struct snd_soc_codec *codec,
  266. int band_idx, uint32_t value)
  267. {
  268. snd_soc_write(codec,
  269. (AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL),
  270. (value & 0xFF));
  271. snd_soc_write(codec,
  272. (AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL),
  273. (value >> 8) & 0xFF);
  274. snd_soc_write(codec,
  275. (AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL),
  276. (value >> 16) & 0xFF);
  277. /* Mask top 2 bits, 7-8 are reserved */
  278. snd_soc_write(codec,
  279. (AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B2_CTL),
  280. (value >> 24) & 0x3F);
  281. }
  282. static int aqt_iir_band_audio_mixer_put(struct snd_kcontrol *kcontrol,
  283. struct snd_ctl_elem_value *ucontrol)
  284. {
  285. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  286. int band_idx = ((struct soc_multi_mixer_control *)
  287. kcontrol->private_value)->shift;
  288. int coeff_idx;
  289. /*
  290. * Mask top bit it is reserved
  291. * Updates addr automatically for each B2 write
  292. */
  293. snd_soc_write(codec,
  294. (AQT1000_CDC_SIDETONE_IIR0_IIR_COEF_B1_CTL),
  295. (band_idx * BAND_MAX * sizeof(uint32_t)) & 0x7F);
  296. for (coeff_idx = 0; coeff_idx < AQT1000_CDC_SIDETONE_IIR_COEFF_MAX;
  297. coeff_idx++) {
  298. aqt_set_iir_band_coeff(codec, band_idx,
  299. ucontrol->value.integer.value[coeff_idx]);
  300. }
  301. dev_dbg(codec->dev, "%s: IIR band #%d b0 = 0x%x\n"
  302. "%s: IIR band #%d b1 = 0x%x\n"
  303. "%s: IIR band #%d b2 = 0x%x\n"
  304. "%s: IIR band #%d a1 = 0x%x\n"
  305. "%s: IIR band #%d a2 = 0x%x\n",
  306. __func__, band_idx,
  307. aqt_get_iir_band_coeff(codec, band_idx, 0),
  308. __func__, band_idx,
  309. aqt_get_iir_band_coeff(codec, band_idx, 1),
  310. __func__, band_idx,
  311. aqt_get_iir_band_coeff(codec, band_idx, 2),
  312. __func__, band_idx,
  313. aqt_get_iir_band_coeff(codec, band_idx, 3),
  314. __func__, band_idx,
  315. aqt_get_iir_band_coeff(codec, band_idx, 4));
  316. return 0;
  317. }
  318. static int aqt_compander_get(struct snd_kcontrol *kcontrol,
  319. struct snd_ctl_elem_value *ucontrol)
  320. {
  321. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  322. int comp = ((struct soc_multi_mixer_control *)
  323. kcontrol->private_value)->shift;
  324. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  325. ucontrol->value.integer.value[0] = aqt->comp_enabled[comp];
  326. return 0;
  327. }
  328. static int aqt_compander_put(struct snd_kcontrol *kcontrol,
  329. struct snd_ctl_elem_value *ucontrol)
  330. {
  331. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  332. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  333. int comp = ((struct soc_multi_mixer_control *)
  334. kcontrol->private_value)->shift;
  335. int value = ucontrol->value.integer.value[0];
  336. dev_dbg(codec->dev, "%s: Compander %d enable current %d, new %d\n",
  337. __func__, comp + 1, aqt->comp_enabled[comp], value);
  338. aqt->comp_enabled[comp] = value;
  339. /* Any specific register configuration for compander */
  340. switch (comp) {
  341. case COMPANDER_1:
  342. /* Set Gain Source Select based on compander enable/disable */
  343. snd_soc_update_bits(codec, AQT1000_HPH_L_EN, 0x20,
  344. (value ? 0x00:0x20));
  345. break;
  346. case COMPANDER_2:
  347. snd_soc_update_bits(codec, AQT1000_HPH_R_EN, 0x20,
  348. (value ? 0x00:0x20));
  349. break;
  350. default:
  351. /*
  352. * if compander is not enabled for any interpolator,
  353. * it does not cause any audio failure, so do not
  354. * return error in this case, but just print a log
  355. */
  356. dev_warn(codec->dev, "%s: unknown compander: %d\n",
  357. __func__, comp);
  358. };
  359. return 0;
  360. }
  361. static int aqt_hph_asrc_mode_put(struct snd_kcontrol *kcontrol,
  362. struct snd_ctl_elem_value *ucontrol)
  363. {
  364. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  365. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  366. int index = -EINVAL;
  367. if (!strcmp(kcontrol->id.name, "AQT ASRC0 Output Mode"))
  368. index = ASRC0;
  369. if (!strcmp(kcontrol->id.name, "AQT ASRC1 Output Mode"))
  370. index = ASRC1;
  371. if (aqt && (index >= 0) && (index < ASRC_MAX))
  372. aqt->asrc_output_mode[index] =
  373. ucontrol->value.integer.value[0];
  374. return 0;
  375. }
  376. static int aqt_hph_asrc_mode_get(struct snd_kcontrol *kcontrol,
  377. struct snd_ctl_elem_value *ucontrol)
  378. {
  379. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  380. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  381. int val = 0;
  382. int index = -EINVAL;
  383. if (!strcmp(kcontrol->id.name, "AQT ASRC0 Output Mode"))
  384. index = ASRC0;
  385. if (!strcmp(kcontrol->id.name, "AQT ASRC1 Output Mode"))
  386. index = ASRC1;
  387. if (aqt && (index >= 0) && (index < ASRC_MAX))
  388. val = aqt->asrc_output_mode[index];
  389. ucontrol->value.integer.value[0] = val;
  390. return 0;
  391. }
  392. static const char * const asrc_mode_text[] = {
  393. "INT", "FRAC"
  394. };
  395. static SOC_ENUM_SINGLE_EXT_DECL(asrc_mode_enum, asrc_mode_text);
  396. static int aqt_hph_idle_detect_get(struct snd_kcontrol *kcontrol,
  397. struct snd_ctl_elem_value *ucontrol)
  398. {
  399. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  400. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  401. int val = 0;
  402. if (aqt)
  403. val = aqt->idle_det_cfg.hph_idle_detect_en;
  404. ucontrol->value.integer.value[0] = val;
  405. return 0;
  406. }
  407. static int aqt_hph_idle_detect_put(struct snd_kcontrol *kcontrol,
  408. struct snd_ctl_elem_value *ucontrol)
  409. {
  410. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  411. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  412. if (aqt)
  413. aqt->idle_det_cfg.hph_idle_detect_en =
  414. ucontrol->value.integer.value[0];
  415. return 0;
  416. }
  417. static const char * const hph_idle_detect_text[] = {
  418. "OFF", "ON"
  419. };
  420. static SOC_ENUM_SINGLE_EXT_DECL(hph_idle_detect_enum, hph_idle_detect_text);
  421. static int aqt_amic_pwr_lvl_get(struct snd_kcontrol *kcontrol,
  422. struct snd_ctl_elem_value *ucontrol)
  423. {
  424. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  425. u16 amic_reg = 0;
  426. if (!strcmp(kcontrol->id.name, "AQT AMIC_1_2 PWR MODE"))
  427. amic_reg = AQT1000_ANA_AMIC1;
  428. if (!strcmp(kcontrol->id.name, "AQT AMIC_3 PWR MODE"))
  429. amic_reg = AQT1000_ANA_AMIC3;
  430. if (amic_reg)
  431. ucontrol->value.integer.value[0] =
  432. (snd_soc_read(codec, amic_reg) &
  433. AQT1000_AMIC_PWR_LVL_MASK) >>
  434. AQT1000_AMIC_PWR_LVL_SHIFT;
  435. return 0;
  436. }
  437. static int aqt_amic_pwr_lvl_put(struct snd_kcontrol *kcontrol,
  438. struct snd_ctl_elem_value *ucontrol)
  439. {
  440. struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
  441. u32 mode_val;
  442. u16 amic_reg = 0;
  443. mode_val = ucontrol->value.enumerated.item[0];
  444. dev_dbg(codec->dev, "%s: mode: %d\n", __func__, mode_val);
  445. if (!strcmp(kcontrol->id.name, "AQT AMIC_1_2 PWR MODE"))
  446. amic_reg = AQT1000_ANA_AMIC1;
  447. if (!strcmp(kcontrol->id.name, "AQT AMIC_3 PWR MODE"))
  448. amic_reg = AQT1000_ANA_AMIC3;
  449. if (amic_reg)
  450. snd_soc_update_bits(codec, amic_reg, AQT1000_AMIC_PWR_LVL_MASK,
  451. mode_val << AQT1000_AMIC_PWR_LVL_SHIFT);
  452. return 0;
  453. }
  454. static const char * const amic_pwr_lvl_text[] = {
  455. "LOW_PWR", "DEFAULT", "HIGH_PERF", "HYBRID"
  456. };
  457. static SOC_ENUM_SINGLE_EXT_DECL(amic_pwr_lvl_enum, amic_pwr_lvl_text);
  458. static const struct snd_kcontrol_new aqt_snd_controls[] = {
  459. SOC_SINGLE_TLV("AQT HPHL Volume", AQT1000_HPH_L_EN, 0, 24, 1, hph_gain),
  460. SOC_SINGLE_TLV("AQT HPHR Volume", AQT1000_HPH_R_EN, 0, 24, 1, hph_gain),
  461. SOC_SINGLE_TLV("AQT ADC1 Volume", AQT1000_ANA_AMIC1, 0, 20, 0,
  462. analog_gain),
  463. SOC_SINGLE_TLV("AQT ADC2 Volume", AQT1000_ANA_AMIC2, 0, 20, 0,
  464. analog_gain),
  465. SOC_SINGLE_TLV("AQT ADC3 Volume", AQT1000_ANA_AMIC3, 0, 20, 0,
  466. analog_gain),
  467. SOC_SINGLE_SX_TLV("AQT RX1 Digital Volume", AQT1000_CDC_RX1_RX_VOL_CTL,
  468. 0, -84, 40, digital_gain),
  469. SOC_SINGLE_SX_TLV("AQT RX2 Digital Volume", AQT1000_CDC_RX2_RX_VOL_CTL,
  470. 0, -84, 40, digital_gain),
  471. SOC_SINGLE_SX_TLV("AQT DEC0 Volume", AQT1000_CDC_TX0_TX_VOL_CTL, 0,
  472. -84, 40, digital_gain),
  473. SOC_SINGLE_SX_TLV("AQT DEC1 Volume", AQT1000_CDC_TX1_TX_VOL_CTL, 0,
  474. -84, 40, digital_gain),
  475. SOC_SINGLE_SX_TLV("AQT DEC2 Volume", AQT1000_CDC_TX2_TX_VOL_CTL, 0,
  476. -84, 40, digital_gain),
  477. SOC_SINGLE_SX_TLV("AQT IIR0 INP0 Volume",
  478. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B1_CTL, 0, -84, 40,
  479. digital_gain),
  480. SOC_SINGLE_SX_TLV("AQT IIR0 INP1 Volume",
  481. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B2_CTL, 0, -84, 40,
  482. digital_gain),
  483. SOC_SINGLE_SX_TLV("AQT IIR0 INP2 Volume",
  484. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B3_CTL, 0, -84, 40,
  485. digital_gain),
  486. SOC_SINGLE_SX_TLV("AQT IIR0 INP3 Volume",
  487. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B4_CTL, 0, -84, 40,
  488. digital_gain),
  489. SOC_SINGLE_EXT("AQT ANC Slot", SND_SOC_NOPM, 0, 100, 0,
  490. aqt_get_anc_slot, aqt_put_anc_slot),
  491. SOC_ENUM_EXT("AQT ANC Function", aqt_anc_func_enum, aqt_get_anc_func,
  492. aqt_put_anc_func),
  493. SOC_ENUM("AQT TX0 HPF cut off", cf_dec0_enum),
  494. SOC_ENUM("AQT TX1 HPF cut off", cf_dec1_enum),
  495. SOC_ENUM("AQT TX2 HPF cut off", cf_dec2_enum),
  496. SOC_ENUM("AQT RX INT1_1 HPF cut off", cf_int1_1_enum),
  497. SOC_ENUM("AQT RX INT1_2 HPF cut off", cf_int1_2_enum),
  498. SOC_ENUM("AQT RX INT2_1 HPF cut off", cf_int2_1_enum),
  499. SOC_ENUM("AQT RX INT2_2 HPF cut off", cf_int2_2_enum),
  500. SOC_ENUM_EXT("AQT RX HPH Mode", rx_hph_mode_mux_enum,
  501. aqt_rx_hph_mode_get, aqt_rx_hph_mode_put),
  502. SOC_SINGLE_EXT("AQT IIR0 Enable Band1", IIR0, BAND1, 1, 0,
  503. aqt_iir_enable_audio_mixer_get,
  504. aqt_iir_enable_audio_mixer_put),
  505. SOC_SINGLE_EXT("AQT IIR0 Enable Band2", IIR0, BAND2, 1, 0,
  506. aqt_iir_enable_audio_mixer_get,
  507. aqt_iir_enable_audio_mixer_put),
  508. SOC_SINGLE_EXT("AQT IIR0 Enable Band3", IIR0, BAND3, 1, 0,
  509. aqt_iir_enable_audio_mixer_get,
  510. aqt_iir_enable_audio_mixer_put),
  511. SOC_SINGLE_EXT("AQT IIR0 Enable Band4", IIR0, BAND4, 1, 0,
  512. aqt_iir_enable_audio_mixer_get,
  513. aqt_iir_enable_audio_mixer_put),
  514. SOC_SINGLE_EXT("AQT IIR0 Enable Band5", IIR0, BAND5, 1, 0,
  515. aqt_iir_enable_audio_mixer_get,
  516. aqt_iir_enable_audio_mixer_put),
  517. SOC_SINGLE_MULTI_EXT("AQT IIR0 Band1", IIR0, BAND1, 255, 0, 5,
  518. aqt_iir_band_audio_mixer_get, aqt_iir_band_audio_mixer_put),
  519. SOC_SINGLE_MULTI_EXT("AQT IIR0 Band2", IIR0, BAND2, 255, 0, 5,
  520. aqt_iir_band_audio_mixer_get, aqt_iir_band_audio_mixer_put),
  521. SOC_SINGLE_MULTI_EXT("AQT IIR0 Band3", IIR0, BAND3, 255, 0, 5,
  522. aqt_iir_band_audio_mixer_get, aqt_iir_band_audio_mixer_put),
  523. SOC_SINGLE_MULTI_EXT("AQT IIR0 Band4", IIR0, BAND4, 255, 0, 5,
  524. aqt_iir_band_audio_mixer_get, aqt_iir_band_audio_mixer_put),
  525. SOC_SINGLE_MULTI_EXT("AQT IIR0 Band5", IIR0, BAND5, 255, 0, 5,
  526. aqt_iir_band_audio_mixer_get, aqt_iir_band_audio_mixer_put),
  527. SOC_SINGLE_EXT("AQT COMP1 Switch", SND_SOC_NOPM, COMPANDER_1, 1, 0,
  528. aqt_compander_get, aqt_compander_put),
  529. SOC_SINGLE_EXT("AQT COMP2 Switch", SND_SOC_NOPM, COMPANDER_2, 1, 0,
  530. aqt_compander_get, aqt_compander_put),
  531. SOC_ENUM_EXT("AQT ASRC0 Output Mode", asrc_mode_enum,
  532. aqt_hph_asrc_mode_get, aqt_hph_asrc_mode_put),
  533. SOC_ENUM_EXT("AQT ASRC1 Output Mode", asrc_mode_enum,
  534. aqt_hph_asrc_mode_get, aqt_hph_asrc_mode_put),
  535. SOC_ENUM_EXT("AQT HPH Idle Detect", hph_idle_detect_enum,
  536. aqt_hph_idle_detect_get, aqt_hph_idle_detect_put),
  537. SOC_ENUM_EXT("AQT AMIC_1_2 PWR MODE", amic_pwr_lvl_enum,
  538. aqt_amic_pwr_lvl_get, aqt_amic_pwr_lvl_put),
  539. SOC_ENUM_EXT("AQT AMIC_3 PWR MODE", amic_pwr_lvl_enum,
  540. aqt_amic_pwr_lvl_get, aqt_amic_pwr_lvl_put),
  541. };
  542. static int aqt_codec_enable_rx_bias(struct snd_soc_dapm_widget *w,
  543. struct snd_kcontrol *kcontrol, int event)
  544. {
  545. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  546. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  547. dev_dbg(codec->dev, "%s %s %d\n", __func__, w->name, event);
  548. switch (event) {
  549. case SND_SOC_DAPM_PRE_PMU:
  550. aqt->rx_bias_count++;
  551. if (aqt->rx_bias_count == 1) {
  552. snd_soc_update_bits(codec, AQT1000_ANA_RX_SUPPLIES,
  553. 0x01, 0x01);
  554. }
  555. break;
  556. case SND_SOC_DAPM_POST_PMD:
  557. aqt->rx_bias_count--;
  558. if (!aqt->rx_bias_count)
  559. snd_soc_update_bits(codec, AQT1000_ANA_RX_SUPPLIES,
  560. 0x01, 0x00);
  561. break;
  562. };
  563. dev_dbg(codec->dev, "%s: Current RX BIAS user count: %d\n", __func__,
  564. aqt->rx_bias_count);
  565. return 0;
  566. }
  567. /*
  568. * aqt_mbhc_micb_adjust_voltage: adjust specific micbias voltage
  569. * @codec: handle to snd_soc_codec *
  570. * @req_volt: micbias voltage to be set
  571. * @micb_num: micbias to be set, e.g. micbias1 or micbias2
  572. *
  573. * return 0 if adjustment is success or error code in case of failure
  574. */
  575. int aqt_mbhc_micb_adjust_voltage(struct snd_soc_codec *codec,
  576. int req_volt, int micb_num)
  577. {
  578. struct aqt1000 *aqt;
  579. int cur_vout_ctl, req_vout_ctl;
  580. int micb_reg, micb_val, micb_en;
  581. int ret = 0;
  582. if (!codec) {
  583. pr_err("%s: Invalid codec pointer\n", __func__);
  584. return -EINVAL;
  585. }
  586. if (micb_num != MIC_BIAS_1)
  587. return -EINVAL;
  588. else
  589. micb_reg = AQT1000_ANA_MICB1;
  590. aqt = snd_soc_codec_get_drvdata(codec);
  591. mutex_lock(&aqt->micb_lock);
  592. /*
  593. * If requested micbias voltage is same as current micbias
  594. * voltage, then just return. Otherwise, adjust voltage as
  595. * per requested value. If micbias is already enabled, then
  596. * to avoid slow micbias ramp-up or down enable pull-up
  597. * momentarily, change the micbias value and then re-enable
  598. * micbias.
  599. */
  600. micb_val = snd_soc_read(codec, micb_reg);
  601. micb_en = (micb_val & 0xC0) >> 6;
  602. cur_vout_ctl = micb_val & 0x3F;
  603. req_vout_ctl = aqt_get_micb_vout_ctl_val(req_volt);
  604. if (req_vout_ctl < 0) {
  605. ret = -EINVAL;
  606. goto exit;
  607. }
  608. if (cur_vout_ctl == req_vout_ctl) {
  609. ret = 0;
  610. goto exit;
  611. }
  612. dev_dbg(codec->dev, "%s: micb_num: %d, cur_mv: %d, req_mv: %d, micb_en: %d\n",
  613. __func__, micb_num, AQT_VOUT_CTL_TO_MICB(cur_vout_ctl),
  614. req_volt, micb_en);
  615. if (micb_en == 0x1)
  616. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x80);
  617. snd_soc_update_bits(codec, micb_reg, 0x3F, req_vout_ctl);
  618. if (micb_en == 0x1) {
  619. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x40);
  620. /*
  621. * Add 2ms delay as per HW requirement after enabling
  622. * micbias
  623. */
  624. usleep_range(2000, 2100);
  625. }
  626. exit:
  627. mutex_unlock(&aqt->micb_lock);
  628. return ret;
  629. }
  630. EXPORT_SYMBOL(aqt_mbhc_micb_adjust_voltage);
  631. /*
  632. * aqt_micbias_control: enable/disable micbias
  633. * @codec: handle to snd_soc_codec *
  634. * @micb_num: micbias to be enabled/disabled, e.g. micbias1 or micbias2
  635. * @req: control requested, enable/disable or pullup enable/disable
  636. * @is_dapm: triggered by dapm or not
  637. *
  638. * return 0 if control is success or error code in case of failure
  639. */
  640. int aqt_micbias_control(struct snd_soc_codec *codec,
  641. int micb_num, int req, bool is_dapm)
  642. {
  643. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  644. u16 micb_reg;
  645. int pre_off_event = 0, post_off_event = 0;
  646. int post_on_event = 0, post_dapm_off = 0;
  647. int post_dapm_on = 0;
  648. int ret = 0;
  649. switch (micb_num) {
  650. case MIC_BIAS_1:
  651. micb_reg = AQT1000_ANA_MICB1;
  652. pre_off_event = AQT_EVENT_PRE_MICBIAS_1_OFF;
  653. post_off_event = AQT_EVENT_POST_MICBIAS_1_OFF;
  654. post_on_event = AQT_EVENT_POST_MICBIAS_1_ON;
  655. post_dapm_on = AQT_EVENT_POST_DAPM_MICBIAS_1_ON;
  656. post_dapm_off = AQT_EVENT_POST_DAPM_MICBIAS_1_OFF;
  657. break;
  658. default:
  659. dev_err(codec->dev, "%s: Invalid micbias number: %d\n",
  660. __func__, micb_num);
  661. return -EINVAL;
  662. }
  663. mutex_lock(&aqt->micb_lock);
  664. switch (req) {
  665. case MICB_PULLUP_ENABLE:
  666. aqt->pullup_ref++;
  667. if ((aqt->pullup_ref == 1) &&
  668. (aqt->micb_ref == 0))
  669. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x80);
  670. break;
  671. case MICB_PULLUP_DISABLE:
  672. if (aqt->pullup_ref > 0)
  673. aqt->pullup_ref--;
  674. if ((aqt->pullup_ref == 0) &&
  675. (aqt->micb_ref == 0))
  676. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x00);
  677. break;
  678. case MICB_ENABLE:
  679. aqt->micb_ref++;
  680. if (aqt->micb_ref == 1) {
  681. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x40);
  682. if (post_on_event && aqt->mbhc)
  683. blocking_notifier_call_chain(
  684. &aqt->mbhc->notifier,
  685. post_on_event,
  686. &aqt->mbhc->wcd_mbhc);
  687. }
  688. if (is_dapm && post_dapm_on && aqt->mbhc)
  689. blocking_notifier_call_chain(&aqt->mbhc->notifier,
  690. post_dapm_on, &aqt->mbhc->wcd_mbhc);
  691. break;
  692. case MICB_DISABLE:
  693. if (aqt->micb_ref > 0)
  694. aqt->micb_ref--;
  695. if ((aqt->micb_ref == 0) &&
  696. (aqt->pullup_ref > 0))
  697. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x80);
  698. else if ((aqt->micb_ref == 0) &&
  699. (aqt->pullup_ref == 0)) {
  700. if (pre_off_event && aqt->mbhc)
  701. blocking_notifier_call_chain(
  702. &aqt->mbhc->notifier,
  703. pre_off_event,
  704. &aqt->mbhc->wcd_mbhc);
  705. snd_soc_update_bits(codec, micb_reg, 0xC0, 0x00);
  706. if (post_off_event && aqt->mbhc)
  707. blocking_notifier_call_chain(
  708. &aqt->mbhc->notifier,
  709. post_off_event,
  710. &aqt->mbhc->wcd_mbhc);
  711. }
  712. if (is_dapm && post_dapm_off && aqt->mbhc)
  713. blocking_notifier_call_chain(&aqt->mbhc->notifier,
  714. post_dapm_off, &aqt->mbhc->wcd_mbhc);
  715. break;
  716. default:
  717. dev_err(codec->dev, "%s: Invalid micbias request: %d\n",
  718. __func__, req);
  719. ret = -EINVAL;
  720. break;
  721. };
  722. if (!ret)
  723. dev_dbg(codec->dev,
  724. "%s: micb_num:%d, micb_ref: %d, pullup_ref: %d\n",
  725. __func__, micb_num, aqt->micb_ref, aqt->pullup_ref);
  726. mutex_unlock(&aqt->micb_lock);
  727. return ret;
  728. }
  729. EXPORT_SYMBOL(aqt_micbias_control);
  730. static int __aqt_codec_enable_micbias(struct snd_soc_dapm_widget *w,
  731. int event)
  732. {
  733. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  734. int micb_num;
  735. dev_dbg(codec->dev, "%s: wname: %s, event: %d\n",
  736. __func__, w->name, event);
  737. if (strnstr(w->name, "AQT MIC BIAS1", sizeof("AQT MIC BIAS1")))
  738. micb_num = MIC_BIAS_1;
  739. else
  740. return -EINVAL;
  741. switch (event) {
  742. case SND_SOC_DAPM_PRE_PMU:
  743. /*
  744. * MIC BIAS can also be requested by MBHC,
  745. * so use ref count to handle micbias pullup
  746. * and enable requests
  747. */
  748. aqt_micbias_control(codec, micb_num, MICB_ENABLE, true);
  749. break;
  750. case SND_SOC_DAPM_POST_PMU:
  751. /* wait for cnp time */
  752. usleep_range(1000, 1100);
  753. break;
  754. case SND_SOC_DAPM_POST_PMD:
  755. aqt_micbias_control(codec, micb_num, MICB_DISABLE, true);
  756. break;
  757. };
  758. return 0;
  759. }
  760. static int aqt_codec_enable_micbias(struct snd_soc_dapm_widget *w,
  761. struct snd_kcontrol *kcontrol, int event)
  762. {
  763. return __aqt_codec_enable_micbias(w, event);
  764. }
  765. static int aqt_codec_enable_i2s_block(struct snd_soc_codec *codec)
  766. {
  767. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  768. mutex_lock(&aqt->i2s_lock);
  769. if (++aqt->i2s_users == 1)
  770. snd_soc_update_bits(codec, AQT1000_I2S_I2S_0_CTL, 0x01, 0x01);
  771. mutex_unlock(&aqt->i2s_lock);
  772. return 0;
  773. }
  774. static int aqt_codec_disable_i2s_block(struct snd_soc_codec *codec)
  775. {
  776. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  777. mutex_lock(&aqt->i2s_lock);
  778. if (--aqt->i2s_users == 0)
  779. snd_soc_update_bits(codec, AQT1000_I2S_I2S_0_CTL, 0x01, 0x00);
  780. if (aqt->i2s_users < 0)
  781. dev_warn(codec->dev, "%s: i2s_users count (%d) < 0\n",
  782. __func__, aqt->i2s_users);
  783. mutex_unlock(&aqt->i2s_lock);
  784. return 0;
  785. }
  786. static int aqt_codec_enable_i2s_tx(struct snd_soc_dapm_widget *w,
  787. struct snd_kcontrol *kcontrol,
  788. int event)
  789. {
  790. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  791. switch (event) {
  792. case SND_SOC_DAPM_PRE_PMU:
  793. aqt_codec_enable_i2s_block(codec);
  794. break;
  795. case SND_SOC_DAPM_POST_PMD:
  796. aqt_codec_disable_i2s_block(codec);
  797. break;
  798. }
  799. dev_dbg(codec->dev, "%s: event: %d\n", __func__, event);
  800. return 0;
  801. }
  802. static int aqt_codec_enable_i2s_rx(struct snd_soc_dapm_widget *w,
  803. struct snd_kcontrol *kcontrol,
  804. int event)
  805. {
  806. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  807. switch (event) {
  808. case SND_SOC_DAPM_PRE_PMU:
  809. aqt_codec_enable_i2s_block(codec);
  810. break;
  811. case SND_SOC_DAPM_POST_PMD:
  812. aqt_codec_disable_i2s_block(codec);
  813. break;
  814. }
  815. dev_dbg(codec->dev, "%s: event: %d\n", __func__, event);
  816. return 0;
  817. }
  818. static const char * const tx_mux_text[] = {
  819. "ZERO", "DEC_L", "DEC_R", "DEC_V",
  820. };
  821. AQT_DAPM_ENUM(tx0, AQT1000_CDC_IF_ROUTER_TX_MUX_CFG0, 0, tx_mux_text);
  822. AQT_DAPM_ENUM(tx1, AQT1000_CDC_IF_ROUTER_TX_MUX_CFG0, 2, tx_mux_text);
  823. static const char * const tx_adc_mux_text[] = {
  824. "AMIC", "ANC_FB0", "ANC_FB1",
  825. };
  826. AQT_DAPM_ENUM(tx_adc0, AQT1000_CDC_TX_INP_MUX_ADC_MUX0_CFG1, 0,
  827. tx_adc_mux_text);
  828. AQT_DAPM_ENUM(tx_adc1, AQT1000_CDC_TX_INP_MUX_ADC_MUX1_CFG1, 0,
  829. tx_adc_mux_text);
  830. AQT_DAPM_ENUM(tx_adc2, AQT1000_CDC_TX_INP_MUX_ADC_MUX2_CFG1, 0,
  831. tx_adc_mux_text);
  832. static int aqt_find_amic_input(struct snd_soc_codec *codec, int adc_mux_n)
  833. {
  834. u8 mask;
  835. u16 adc_mux_in_reg = 0, amic_mux_sel_reg = 0;
  836. bool is_amic;
  837. if (adc_mux_n > 2)
  838. return 0;
  839. if (adc_mux_n < 3) {
  840. adc_mux_in_reg = AQT1000_CDC_TX_INP_MUX_ADC_MUX0_CFG1 +
  841. adc_mux_n;
  842. mask = 0x03;
  843. amic_mux_sel_reg = AQT1000_CDC_TX_INP_MUX_ADC_MUX0_CFG0 +
  844. 2 * adc_mux_n;
  845. }
  846. is_amic = (((snd_soc_read(codec, adc_mux_in_reg) & mask)) == 0);
  847. if (!is_amic)
  848. return 0;
  849. return snd_soc_read(codec, amic_mux_sel_reg) & 0x07;
  850. }
  851. static u16 aqt_codec_get_amic_pwlvl_reg(struct snd_soc_codec *codec, int amic)
  852. {
  853. u16 pwr_level_reg = 0;
  854. switch (amic) {
  855. case 1:
  856. case 2:
  857. pwr_level_reg = AQT1000_ANA_AMIC1;
  858. break;
  859. case 3:
  860. pwr_level_reg = AQT1000_ANA_AMIC3;
  861. break;
  862. default:
  863. dev_dbg(codec->dev, "%s: invalid amic: %d\n",
  864. __func__, amic);
  865. break;
  866. }
  867. return pwr_level_reg;
  868. }
  869. static void aqt_tx_hpf_corner_freq_callback(struct work_struct *work)
  870. {
  871. struct delayed_work *hpf_delayed_work;
  872. struct hpf_work *hpf_work;
  873. struct aqt1000 *aqt;
  874. struct snd_soc_codec *codec;
  875. u16 dec_cfg_reg, amic_reg, go_bit_reg;
  876. u8 hpf_cut_off_freq;
  877. int amic_n;
  878. hpf_delayed_work = to_delayed_work(work);
  879. hpf_work = container_of(hpf_delayed_work, struct hpf_work, dwork);
  880. aqt = hpf_work->aqt;
  881. codec = aqt->codec;
  882. hpf_cut_off_freq = hpf_work->hpf_cut_off_freq;
  883. dec_cfg_reg = AQT1000_CDC_TX0_TX_PATH_CFG0 + 16 * hpf_work->decimator;
  884. go_bit_reg = dec_cfg_reg + 7;
  885. dev_dbg(codec->dev, "%s: decimator %u hpf_cut_of_freq 0x%x\n",
  886. __func__, hpf_work->decimator, hpf_cut_off_freq);
  887. amic_n = aqt_find_amic_input(codec, hpf_work->decimator);
  888. if (amic_n) {
  889. amic_reg = AQT1000_ANA_AMIC1 + amic_n - 1;
  890. aqt_codec_set_tx_hold(codec, amic_reg, false);
  891. }
  892. snd_soc_update_bits(codec, dec_cfg_reg, TX_HPF_CUT_OFF_FREQ_MASK,
  893. hpf_cut_off_freq << 5);
  894. snd_soc_update_bits(codec, go_bit_reg, 0x02, 0x02);
  895. /* Minimum 1 clk cycle delay is required as per HW spec */
  896. usleep_range(1000, 1010);
  897. snd_soc_update_bits(codec, go_bit_reg, 0x02, 0x00);
  898. }
  899. static void aqt_tx_mute_update_callback(struct work_struct *work)
  900. {
  901. struct tx_mute_work *tx_mute_dwork;
  902. struct aqt1000 *aqt;
  903. struct delayed_work *delayed_work;
  904. struct snd_soc_codec *codec;
  905. u16 tx_vol_ctl_reg, hpf_gate_reg;
  906. delayed_work = to_delayed_work(work);
  907. tx_mute_dwork = container_of(delayed_work, struct tx_mute_work, dwork);
  908. aqt = tx_mute_dwork->aqt;
  909. codec = aqt->codec;
  910. tx_vol_ctl_reg = AQT1000_CDC_TX0_TX_PATH_CTL +
  911. 16 * tx_mute_dwork->decimator;
  912. hpf_gate_reg = AQT1000_CDC_TX0_TX_PATH_SEC2 +
  913. 16 * tx_mute_dwork->decimator;
  914. snd_soc_update_bits(codec, tx_vol_ctl_reg, 0x10, 0x00);
  915. }
  916. static int aqt_codec_enable_dec(struct snd_soc_dapm_widget *w,
  917. struct snd_kcontrol *kcontrol, int event)
  918. {
  919. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  920. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  921. char *widget_name = NULL;
  922. char *dec = NULL;
  923. unsigned int decimator = 0;
  924. u8 amic_n = 0;
  925. u16 tx_vol_ctl_reg, pwr_level_reg = 0, dec_cfg_reg, hpf_gate_reg;
  926. u16 tx_gain_ctl_reg;
  927. int ret = 0;
  928. u8 hpf_cut_off_freq;
  929. dev_dbg(codec->dev, "%s: event: %d\n", __func__, event);
  930. widget_name = kstrndup(w->name, 15, GFP_KERNEL);
  931. if (!widget_name)
  932. return -ENOMEM;
  933. dec = strpbrk(widget_name, "012");
  934. if (!dec) {
  935. dev_err(codec->dev, "%s: decimator index not found\n",
  936. __func__);
  937. ret = -EINVAL;
  938. goto out;
  939. }
  940. ret = kstrtouint(dec, 10, &decimator);
  941. if (ret < 0) {
  942. dev_err(codec->dev, "%s: Invalid decimator = %s\n",
  943. __func__, widget_name);
  944. ret = -EINVAL;
  945. goto out;
  946. }
  947. dev_dbg(codec->dev, "%s(): widget = %s decimator = %u\n", __func__,
  948. w->name, decimator);
  949. tx_vol_ctl_reg = AQT1000_CDC_TX0_TX_PATH_CTL + 16 * decimator;
  950. hpf_gate_reg = AQT1000_CDC_TX0_TX_PATH_SEC2 + 16 * decimator;
  951. dec_cfg_reg = AQT1000_CDC_TX0_TX_PATH_CFG0 + 16 * decimator;
  952. tx_gain_ctl_reg = AQT1000_CDC_TX0_TX_VOL_CTL + 16 * decimator;
  953. amic_n = aqt_find_amic_input(codec, decimator);
  954. switch (event) {
  955. case SND_SOC_DAPM_PRE_PMU:
  956. if (amic_n)
  957. pwr_level_reg = aqt_codec_get_amic_pwlvl_reg(codec,
  958. amic_n);
  959. if (pwr_level_reg) {
  960. switch ((snd_soc_read(codec, pwr_level_reg) &
  961. AQT1000_AMIC_PWR_LVL_MASK) >>
  962. AQT1000_AMIC_PWR_LVL_SHIFT) {
  963. case AQT1000_AMIC_PWR_LEVEL_LP:
  964. snd_soc_update_bits(codec, dec_cfg_reg,
  965. AQT1000_DEC_PWR_LVL_MASK,
  966. AQT1000_DEC_PWR_LVL_LP);
  967. break;
  968. case AQT1000_AMIC_PWR_LEVEL_HP:
  969. snd_soc_update_bits(codec, dec_cfg_reg,
  970. AQT1000_DEC_PWR_LVL_MASK,
  971. AQT1000_DEC_PWR_LVL_HP);
  972. break;
  973. case AQT1000_AMIC_PWR_LEVEL_DEFAULT:
  974. default:
  975. snd_soc_update_bits(codec, dec_cfg_reg,
  976. AQT1000_DEC_PWR_LVL_MASK,
  977. AQT1000_DEC_PWR_LVL_DF);
  978. break;
  979. }
  980. }
  981. /* Enable TX PGA Mute */
  982. snd_soc_update_bits(codec, tx_vol_ctl_reg, 0x10, 0x10);
  983. break;
  984. case SND_SOC_DAPM_POST_PMU:
  985. hpf_cut_off_freq = (snd_soc_read(codec, dec_cfg_reg) &
  986. TX_HPF_CUT_OFF_FREQ_MASK) >> 5;
  987. aqt->tx_hpf_work[decimator].hpf_cut_off_freq =
  988. hpf_cut_off_freq;
  989. if (hpf_cut_off_freq != CF_MIN_3DB_150HZ) {
  990. snd_soc_update_bits(codec, dec_cfg_reg,
  991. TX_HPF_CUT_OFF_FREQ_MASK,
  992. CF_MIN_3DB_150HZ << 5);
  993. snd_soc_update_bits(codec, hpf_gate_reg, 0x02, 0x02);
  994. /*
  995. * Minimum 1 clk cycle delay is required as per
  996. * HW spec.
  997. */
  998. usleep_range(1000, 1010);
  999. snd_soc_update_bits(codec, hpf_gate_reg, 0x02, 0x00);
  1000. }
  1001. /* schedule work queue to Remove Mute */
  1002. schedule_delayed_work(&aqt->tx_mute_dwork[decimator].dwork,
  1003. msecs_to_jiffies(tx_unmute_delay));
  1004. if (aqt->tx_hpf_work[decimator].hpf_cut_off_freq !=
  1005. CF_MIN_3DB_150HZ)
  1006. schedule_delayed_work(
  1007. &aqt->tx_hpf_work[decimator].dwork,
  1008. msecs_to_jiffies(300));
  1009. /* apply gain after decimator is enabled */
  1010. snd_soc_write(codec, tx_gain_ctl_reg,
  1011. snd_soc_read(codec, tx_gain_ctl_reg));
  1012. break;
  1013. case SND_SOC_DAPM_PRE_PMD:
  1014. hpf_cut_off_freq =
  1015. aqt->tx_hpf_work[decimator].hpf_cut_off_freq;
  1016. snd_soc_update_bits(codec, tx_vol_ctl_reg, 0x10, 0x10);
  1017. if (cancel_delayed_work_sync(
  1018. &aqt->tx_hpf_work[decimator].dwork)) {
  1019. if (hpf_cut_off_freq != CF_MIN_3DB_150HZ) {
  1020. snd_soc_update_bits(codec, dec_cfg_reg,
  1021. TX_HPF_CUT_OFF_FREQ_MASK,
  1022. hpf_cut_off_freq << 5);
  1023. snd_soc_update_bits(codec, hpf_gate_reg,
  1024. 0x02, 0x02);
  1025. /*
  1026. * Minimum 1 clk cycle delay is required as per
  1027. * HW spec.
  1028. */
  1029. usleep_range(1000, 1010);
  1030. snd_soc_update_bits(codec, hpf_gate_reg,
  1031. 0x02, 0x00);
  1032. }
  1033. }
  1034. cancel_delayed_work_sync(
  1035. &aqt->tx_mute_dwork[decimator].dwork);
  1036. break;
  1037. case SND_SOC_DAPM_POST_PMD:
  1038. snd_soc_update_bits(codec, tx_vol_ctl_reg, 0x10, 0x00);
  1039. snd_soc_update_bits(codec, dec_cfg_reg,
  1040. AQT1000_DEC_PWR_LVL_MASK,
  1041. AQT1000_DEC_PWR_LVL_DF);
  1042. break;
  1043. }
  1044. out:
  1045. kfree(widget_name);
  1046. return ret;
  1047. }
  1048. static const char * const tx_amic_text[] = {
  1049. "ZERO", "ADC_L", "ADC_R", "ADC_V",
  1050. };
  1051. AQT_DAPM_ENUM(tx_amic0, AQT1000_CDC_TX_INP_MUX_ADC_MUX0_CFG0, 0, tx_amic_text);
  1052. AQT_DAPM_ENUM(tx_amic1, AQT1000_CDC_TX_INP_MUX_ADC_MUX1_CFG0, 0, tx_amic_text);
  1053. AQT_DAPM_ENUM(tx_amic2, AQT1000_CDC_TX_INP_MUX_ADC_MUX2_CFG0, 0, tx_amic_text);
  1054. AQT_DAPM_ENUM(tx_amic10, AQT1000_CDC_TX_INP_MUX_ADC_MUX10_CFG0, 0,
  1055. tx_amic_text);
  1056. AQT_DAPM_ENUM(tx_amic11, AQT1000_CDC_TX_INP_MUX_ADC_MUX11_CFG0, 0,
  1057. tx_amic_text);
  1058. AQT_DAPM_ENUM(tx_amic12, AQT1000_CDC_TX_INP_MUX_ADC_MUX12_CFG0, 0,
  1059. tx_amic_text);
  1060. AQT_DAPM_ENUM(tx_amic13, AQT1000_CDC_TX_INP_MUX_ADC_MUX13_CFG0, 0,
  1061. tx_amic_text);
  1062. static int aqt_codec_enable_adc(struct snd_soc_dapm_widget *w,
  1063. struct snd_kcontrol *kcontrol, int event)
  1064. {
  1065. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1066. switch (event) {
  1067. case SND_SOC_DAPM_PRE_PMU:
  1068. aqt_codec_set_tx_hold(codec, w->reg, true);
  1069. break;
  1070. default:
  1071. break;
  1072. }
  1073. return 0;
  1074. }
  1075. static const struct snd_kcontrol_new anc_hphl_pa_switch =
  1076. SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0);
  1077. static const struct snd_kcontrol_new anc_hphr_pa_switch =
  1078. SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0);
  1079. static int aqt_config_compander(struct snd_soc_codec *codec, int interp_n,
  1080. int event)
  1081. {
  1082. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1083. int comp;
  1084. u16 comp_ctl0_reg, rx_path_cfg0_reg;
  1085. comp = interp_n;
  1086. dev_dbg(codec->dev, "%s: event %d compander %d, enabled %d\n",
  1087. __func__, event, comp, aqt->comp_enabled[comp]);
  1088. if (!aqt->comp_enabled[comp])
  1089. return 0;
  1090. comp_ctl0_reg = AQT1000_CDC_COMPANDER1_CTL0 + (comp * 8);
  1091. rx_path_cfg0_reg = AQT1000_CDC_RX1_RX_PATH_CFG0 + (comp * 20);
  1092. if (SND_SOC_DAPM_EVENT_ON(event)) {
  1093. /* Enable Compander Clock */
  1094. snd_soc_update_bits(codec, comp_ctl0_reg, 0x01, 0x01);
  1095. snd_soc_update_bits(codec, comp_ctl0_reg, 0x02, 0x02);
  1096. snd_soc_update_bits(codec, comp_ctl0_reg, 0x02, 0x00);
  1097. snd_soc_update_bits(codec, rx_path_cfg0_reg, 0x02, 0x02);
  1098. }
  1099. if (SND_SOC_DAPM_EVENT_OFF(event)) {
  1100. snd_soc_update_bits(codec, rx_path_cfg0_reg, 0x02, 0x00);
  1101. snd_soc_update_bits(codec, comp_ctl0_reg, 0x04, 0x04);
  1102. snd_soc_update_bits(codec, comp_ctl0_reg, 0x02, 0x02);
  1103. snd_soc_update_bits(codec, comp_ctl0_reg, 0x02, 0x00);
  1104. snd_soc_update_bits(codec, comp_ctl0_reg, 0x01, 0x00);
  1105. snd_soc_update_bits(codec, comp_ctl0_reg, 0x04, 0x00);
  1106. }
  1107. return 0;
  1108. }
  1109. static void aqt_codec_idle_detect_control(struct snd_soc_codec *codec,
  1110. int interp, int event)
  1111. {
  1112. int reg = 0, mask, val;
  1113. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1114. if (!aqt->idle_det_cfg.hph_idle_detect_en)
  1115. return;
  1116. if (interp == INTERP_HPHL) {
  1117. reg = AQT1000_CDC_RX_IDLE_DET_PATH_CTL;
  1118. mask = 0x01;
  1119. val = 0x01;
  1120. }
  1121. if (interp == INTERP_HPHR) {
  1122. reg = AQT1000_CDC_RX_IDLE_DET_PATH_CTL;
  1123. mask = 0x02;
  1124. val = 0x02;
  1125. }
  1126. if (reg && SND_SOC_DAPM_EVENT_ON(event))
  1127. snd_soc_update_bits(codec, reg, mask, val);
  1128. if (reg && SND_SOC_DAPM_EVENT_OFF(event)) {
  1129. snd_soc_update_bits(codec, reg, mask, 0x00);
  1130. aqt->idle_det_cfg.hph_idle_thr = 0;
  1131. snd_soc_write(codec, AQT1000_CDC_RX_IDLE_DET_CFG3, 0x0);
  1132. }
  1133. }
  1134. static void aqt_codec_hphdelay_lutbypass(struct snd_soc_codec *codec,
  1135. u16 interp_idx, int event)
  1136. {
  1137. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1138. u8 hph_dly_mask;
  1139. u16 hph_lut_bypass_reg = 0;
  1140. u16 hph_comp_ctrl7 = 0;
  1141. switch (interp_idx) {
  1142. case INTERP_HPHL:
  1143. hph_dly_mask = 1;
  1144. hph_lut_bypass_reg = AQT1000_CDC_TOP_HPHL_COMP_LUT;
  1145. hph_comp_ctrl7 = AQT1000_CDC_COMPANDER1_CTL7;
  1146. break;
  1147. case INTERP_HPHR:
  1148. hph_dly_mask = 2;
  1149. hph_lut_bypass_reg = AQT1000_CDC_TOP_HPHR_COMP_LUT;
  1150. hph_comp_ctrl7 = AQT1000_CDC_COMPANDER2_CTL7;
  1151. break;
  1152. default:
  1153. break;
  1154. }
  1155. if (hph_lut_bypass_reg && SND_SOC_DAPM_EVENT_ON(event)) {
  1156. snd_soc_update_bits(codec, AQT1000_CDC_CLSH_TEST0,
  1157. hph_dly_mask, 0x0);
  1158. snd_soc_update_bits(codec, hph_lut_bypass_reg, 0x80, 0x80);
  1159. if (aqt->hph_mode == CLS_H_ULP)
  1160. snd_soc_update_bits(codec, hph_comp_ctrl7, 0x20, 0x20);
  1161. }
  1162. if (hph_lut_bypass_reg && SND_SOC_DAPM_EVENT_OFF(event)) {
  1163. snd_soc_update_bits(codec, AQT1000_CDC_CLSH_TEST0,
  1164. hph_dly_mask, hph_dly_mask);
  1165. snd_soc_update_bits(codec, hph_lut_bypass_reg, 0x80, 0x00);
  1166. snd_soc_update_bits(codec, hph_comp_ctrl7, 0x20, 0x0);
  1167. }
  1168. }
  1169. static int aqt_codec_enable_interp_clk(struct snd_soc_codec *codec,
  1170. int event, int interp_idx)
  1171. {
  1172. struct aqt1000 *aqt;
  1173. u16 main_reg, dsm_reg;
  1174. if (!codec) {
  1175. pr_err("%s: codec is NULL\n", __func__);
  1176. return -EINVAL;
  1177. }
  1178. aqt = snd_soc_codec_get_drvdata(codec);
  1179. main_reg = AQT1000_CDC_RX1_RX_PATH_CTL + (interp_idx * 20);
  1180. dsm_reg = AQT1000_CDC_RX1_RX_PATH_DSMDEM_CTL + (interp_idx * 20);
  1181. if (SND_SOC_DAPM_EVENT_ON(event)) {
  1182. if (aqt->main_clk_users[interp_idx] == 0) {
  1183. /* Main path PGA mute enable */
  1184. snd_soc_update_bits(codec, main_reg, 0x10, 0x10);
  1185. /* Clk enable */
  1186. snd_soc_update_bits(codec, dsm_reg, 0x01, 0x01);
  1187. snd_soc_update_bits(codec, main_reg, 0x20, 0x20);
  1188. aqt_codec_idle_detect_control(codec, interp_idx,
  1189. event);
  1190. aqt_codec_hphdelay_lutbypass(codec, interp_idx,
  1191. event);
  1192. aqt_config_compander(codec, interp_idx, event);
  1193. }
  1194. aqt->main_clk_users[interp_idx]++;
  1195. }
  1196. if (SND_SOC_DAPM_EVENT_OFF(event)) {
  1197. aqt->main_clk_users[interp_idx]--;
  1198. if (aqt->main_clk_users[interp_idx] <= 0) {
  1199. aqt->main_clk_users[interp_idx] = 0;
  1200. aqt_config_compander(codec, interp_idx, event);
  1201. aqt_codec_hphdelay_lutbypass(codec, interp_idx,
  1202. event);
  1203. aqt_codec_idle_detect_control(codec, interp_idx,
  1204. event);
  1205. /* Clk Disable */
  1206. snd_soc_update_bits(codec, main_reg, 0x20, 0x00);
  1207. snd_soc_update_bits(codec, dsm_reg, 0x01, 0x00);
  1208. /* Reset enable and disable */
  1209. snd_soc_update_bits(codec, main_reg, 0x40, 0x40);
  1210. snd_soc_update_bits(codec, main_reg, 0x40, 0x00);
  1211. /* Reset rate to 48K*/
  1212. snd_soc_update_bits(codec, main_reg, 0x0F, 0x04);
  1213. }
  1214. }
  1215. dev_dbg(codec->dev, "%s event %d main_clk_users %d\n",
  1216. __func__, event, aqt->main_clk_users[interp_idx]);
  1217. return aqt->main_clk_users[interp_idx];
  1218. }
  1219. static int aqt_anc_out_switch_cb(struct snd_soc_dapm_widget *w,
  1220. struct snd_kcontrol *kcontrol, int event)
  1221. {
  1222. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1223. aqt_codec_enable_interp_clk(codec, event, w->shift);
  1224. return 0;
  1225. }
  1226. static const char * const anc0_fb_mux_text[] = {
  1227. "ZERO", "ANC_IN_HPHL",
  1228. };
  1229. static const char * const anc1_fb_mux_text[] = {
  1230. "ZERO", "ANC_IN_HPHR",
  1231. };
  1232. AQT_DAPM_ENUM(anc0_fb, AQT1000_CDC_RX_INP_MUX_ANC_CFG0, 0, anc0_fb_mux_text);
  1233. AQT_DAPM_ENUM(anc1_fb, AQT1000_CDC_RX_INP_MUX_ANC_CFG0, 3, anc1_fb_mux_text);
  1234. static const char *const rx_int1_1_mux_text[] = {
  1235. "ZERO", "MAIN_DMA_L", "I2S0_L", "I2S0_R", "DEC_L", "DEC_R", "DEC_V",
  1236. "SHADOW_I2S0_L", "MAIN_DMA_R"
  1237. };
  1238. static const char *const rx_int1_2_mux_text[] = {
  1239. "ZERO", "MIX_DMA_L", "I2S0_L", "I2S0_R", "DEC_L", "DEC_R", "DEC_V",
  1240. "IIR0", "MIX_DMA_R"
  1241. };
  1242. static const char *const rx_int2_1_mux_text[] = {
  1243. "ZERO", "MAIN_DMA_R", "I2S0_L", "I2S0_R", "DEC_L", "DEC_R", "DEC_V",
  1244. "SHADOW_I2S0_R", "MAIN_DMA_L"
  1245. };
  1246. static const char *const rx_int2_2_mux_text[] = {
  1247. "ZERO", "MIX_DMA_R", "I2S0_L", "I2S0_R", "DEC_L", "DEC_R", "DEC_V",
  1248. "IIR0", "MIX_DMA_L"
  1249. };
  1250. AQT_DAPM_ENUM(rx_int1_1, AQT1000_CDC_RX_INP_MUX_RX_INT1_CFG0, 0,
  1251. rx_int1_1_mux_text);
  1252. AQT_DAPM_ENUM(rx_int1_2, AQT1000_CDC_RX_INP_MUX_RX_INT1_CFG1, 0,
  1253. rx_int1_2_mux_text);
  1254. AQT_DAPM_ENUM(rx_int2_1, AQT1000_CDC_RX_INP_MUX_RX_INT2_CFG0, 0,
  1255. rx_int2_1_mux_text);
  1256. AQT_DAPM_ENUM(rx_int2_2, AQT1000_CDC_RX_INP_MUX_RX_INT2_CFG1, 0,
  1257. rx_int2_2_mux_text);
  1258. static int aqt_codec_set_idle_detect_thr(struct snd_soc_codec *codec,
  1259. int interp, int path_type)
  1260. {
  1261. int port_id[4] = { 0, 0, 0, 0 };
  1262. int *port_ptr, num_ports;
  1263. int bit_width = 0;
  1264. int mux_reg = 0, mux_reg_val = 0;
  1265. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1266. int idle_thr;
  1267. if ((interp != INTERP_HPHL) && (interp != INTERP_HPHR))
  1268. return 0;
  1269. if (!aqt->idle_det_cfg.hph_idle_detect_en)
  1270. return 0;
  1271. port_ptr = &port_id[0];
  1272. num_ports = 0;
  1273. if (path_type == INTERP_MIX_PATH) {
  1274. if (interp == INTERP_HPHL)
  1275. mux_reg = AQT1000_CDC_RX_INP_MUX_RX_INT1_CFG1;
  1276. else
  1277. mux_reg = AQT1000_CDC_RX_INP_MUX_RX_INT2_CFG1;
  1278. }
  1279. if (path_type == INTERP_MAIN_PATH) {
  1280. if (interp == INTERP_HPHL)
  1281. mux_reg = AQT1000_CDC_RX_INP_MUX_RX_INT1_CFG0;
  1282. else
  1283. mux_reg = AQT1000_CDC_RX_INP_MUX_RX_INT2_CFG0;
  1284. }
  1285. mux_reg_val = snd_soc_read(codec, mux_reg);
  1286. /* Read bit width from I2S reg if mux is set to I2S0_L or I2S0_R */
  1287. if (mux_reg_val == 0x02 || mux_reg_val == 0x03)
  1288. bit_width = ((snd_soc_read(codec, AQT1000_I2S_I2S_0_CTL) &
  1289. 0x40) >> 6);
  1290. switch (bit_width) {
  1291. case 1: /* 16 bit */
  1292. idle_thr = 0xff; /* F16 */
  1293. break;
  1294. case 0: /* 32 bit */
  1295. default:
  1296. idle_thr = 0x03; /* F22 */
  1297. break;
  1298. }
  1299. dev_dbg(codec->dev, "%s: (new) idle_thr: %d, (cur) idle_thr: %d\n",
  1300. __func__, idle_thr, aqt->idle_det_cfg.hph_idle_thr);
  1301. if ((aqt->idle_det_cfg.hph_idle_thr == 0) ||
  1302. (idle_thr < aqt->idle_det_cfg.hph_idle_thr)) {
  1303. snd_soc_write(codec, AQT1000_CDC_RX_IDLE_DET_CFG3, idle_thr);
  1304. aqt->idle_det_cfg.hph_idle_thr = idle_thr;
  1305. }
  1306. return 0;
  1307. }
  1308. static int aqt_codec_enable_main_path(struct snd_soc_dapm_widget *w,
  1309. struct snd_kcontrol *kcontrol,
  1310. int event)
  1311. {
  1312. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1313. u16 gain_reg = 0;
  1314. int val = 0;
  1315. dev_dbg(codec->dev, "%s %d %s\n", __func__, event, w->name);
  1316. if (w->shift >= AQT1000_NUM_INTERPOLATORS) {
  1317. dev_err(codec->dev, "%s: Invalid Interpolator value %d for name %s\n",
  1318. __func__, w->shift, w->name);
  1319. return -EINVAL;
  1320. };
  1321. gain_reg = AQT1000_CDC_RX1_RX_VOL_CTL + (w->shift *
  1322. AQT1000_RX_PATH_CTL_OFFSET);
  1323. switch (event) {
  1324. case SND_SOC_DAPM_PRE_PMU:
  1325. aqt_codec_enable_interp_clk(codec, event, w->shift);
  1326. break;
  1327. case SND_SOC_DAPM_POST_PMU:
  1328. aqt_codec_set_idle_detect_thr(codec, w->shift,
  1329. INTERP_MAIN_PATH);
  1330. /* apply gain after int clk is enabled */
  1331. val = snd_soc_read(codec, gain_reg);
  1332. snd_soc_write(codec, gain_reg, val);
  1333. break;
  1334. case SND_SOC_DAPM_POST_PMD:
  1335. aqt_codec_enable_interp_clk(codec, event, w->shift);
  1336. break;
  1337. };
  1338. return 0;
  1339. }
  1340. static int aqt_codec_enable_mix_path(struct snd_soc_dapm_widget *w,
  1341. struct snd_kcontrol *kcontrol,
  1342. int event)
  1343. {
  1344. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1345. u16 gain_reg = 0;
  1346. u16 mix_reg = 0;
  1347. if (w->shift >= AQT1000_NUM_INTERPOLATORS) {
  1348. dev_err(codec->dev, "%s: Invalid Interpolator value %d for name %s\n",
  1349. __func__, w->shift, w->name);
  1350. return -EINVAL;
  1351. };
  1352. gain_reg = AQT1000_CDC_RX1_RX_VOL_MIX_CTL +
  1353. (w->shift * AQT1000_RX_PATH_CTL_OFFSET);
  1354. mix_reg = AQT1000_CDC_RX1_RX_PATH_MIX_CTL +
  1355. (w->shift * AQT1000_RX_PATH_CTL_OFFSET);
  1356. switch (event) {
  1357. case SND_SOC_DAPM_PRE_PMU:
  1358. aqt_codec_enable_interp_clk(codec, event, w->shift);
  1359. /* Clk enable */
  1360. snd_soc_update_bits(codec, mix_reg, 0x20, 0x20);
  1361. break;
  1362. case SND_SOC_DAPM_POST_PMU:
  1363. aqt_codec_set_idle_detect_thr(codec, w->shift,
  1364. INTERP_MIX_PATH);
  1365. break;
  1366. case SND_SOC_DAPM_POST_PMD:
  1367. /* Clk Disable */
  1368. snd_soc_update_bits(codec, mix_reg, 0x20, 0x00);
  1369. aqt_codec_enable_interp_clk(codec, event, w->shift);
  1370. /* Reset enable and disable */
  1371. snd_soc_update_bits(codec, mix_reg, 0x40, 0x40);
  1372. snd_soc_update_bits(codec, mix_reg, 0x40, 0x00);
  1373. break;
  1374. };
  1375. dev_dbg(codec->dev, "%s event %d name %s\n", __func__, event, w->name);
  1376. return 0;
  1377. }
  1378. static const char * const rx_int1_1_interp_mux_text[] = {
  1379. "ZERO", "RX INT1_1 MUX",
  1380. };
  1381. static const char * const rx_int2_1_interp_mux_text[] = {
  1382. "ZERO", "RX INT2_1 MUX",
  1383. };
  1384. static const char * const rx_int1_2_interp_mux_text[] = {
  1385. "ZERO", "RX INT1_2 MUX",
  1386. };
  1387. static const char * const rx_int2_2_interp_mux_text[] = {
  1388. "ZERO", "RX INT2_2 MUX",
  1389. };
  1390. AQT_DAPM_ENUM(rx_int1_1_interp, SND_SOC_NOPM, 0, rx_int1_1_interp_mux_text);
  1391. AQT_DAPM_ENUM(rx_int2_1_interp, SND_SOC_NOPM, 0, rx_int2_1_interp_mux_text);
  1392. AQT_DAPM_ENUM(rx_int1_2_interp, SND_SOC_NOPM, 0, rx_int1_2_interp_mux_text);
  1393. AQT_DAPM_ENUM(rx_int2_2_interp, SND_SOC_NOPM, 0, rx_int2_2_interp_mux_text);
  1394. static const char * const asrc0_mux_text[] = {
  1395. "ZERO", "ASRC_IN_HPHL",
  1396. };
  1397. static const char * const asrc1_mux_text[] = {
  1398. "ZERO", "ASRC_IN_HPHR",
  1399. };
  1400. AQT_DAPM_ENUM(asrc0, AQT1000_CDC_RX_INP_MUX_SPLINE_ASRC_CFG0, 0,
  1401. asrc0_mux_text);
  1402. AQT_DAPM_ENUM(asrc1, AQT1000_CDC_RX_INP_MUX_SPLINE_ASRC_CFG0, 2,
  1403. asrc1_mux_text);
  1404. static int aqt_get_asrc_mode(struct aqt1000 *aqt, int asrc,
  1405. u8 main_sr, u8 mix_sr)
  1406. {
  1407. u8 asrc_output_mode;
  1408. int asrc_mode = CONV_88P2K_TO_384K;
  1409. if ((asrc < 0) || (asrc >= ASRC_MAX))
  1410. return 0;
  1411. asrc_output_mode = aqt->asrc_output_mode[asrc];
  1412. if (asrc_output_mode) {
  1413. /*
  1414. * If Mix sample rate is < 96KHz, use 96K to 352.8K
  1415. * conversion, or else use 384K to 352.8K conversion
  1416. */
  1417. if (mix_sr < 5)
  1418. asrc_mode = CONV_96K_TO_352P8K;
  1419. else
  1420. asrc_mode = CONV_384K_TO_352P8K;
  1421. } else {
  1422. /* Integer main and Fractional mix path */
  1423. if (main_sr < 8 && mix_sr > 9) {
  1424. asrc_mode = CONV_352P8K_TO_384K;
  1425. } else if (main_sr > 8 && mix_sr < 8) {
  1426. /* Fractional main and Integer mix path */
  1427. if (mix_sr < 5)
  1428. asrc_mode = CONV_96K_TO_352P8K;
  1429. else
  1430. asrc_mode = CONV_384K_TO_352P8K;
  1431. } else if (main_sr < 8 && mix_sr < 8) {
  1432. /* Integer main and Integer mix path */
  1433. asrc_mode = CONV_96K_TO_384K;
  1434. }
  1435. }
  1436. return asrc_mode;
  1437. }
  1438. static int aqt_codec_enable_asrc_resampler(struct snd_soc_dapm_widget *w,
  1439. struct snd_kcontrol *kcontrol,
  1440. int event)
  1441. {
  1442. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1443. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1444. int asrc = 0, ret = 0;
  1445. u8 cfg;
  1446. u16 cfg_reg = 0;
  1447. u16 ctl_reg = 0;
  1448. u16 clk_reg = 0;
  1449. u16 asrc_ctl = 0;
  1450. u16 mix_ctl_reg = 0;
  1451. u16 paired_reg = 0;
  1452. u8 main_sr, mix_sr, asrc_mode = 0;
  1453. cfg = snd_soc_read(codec, AQT1000_CDC_RX_INP_MUX_SPLINE_ASRC_CFG0);
  1454. if (!(cfg & 0xFF)) {
  1455. dev_err(codec->dev, "%s: ASRC%u input not selected\n",
  1456. __func__, w->shift);
  1457. return -EINVAL;
  1458. }
  1459. switch (w->shift) {
  1460. case ASRC0:
  1461. if ((cfg & 0x03) == 0x01) {
  1462. cfg_reg = AQT1000_CDC_RX1_RX_PATH_CFG0;
  1463. ctl_reg = AQT1000_CDC_RX1_RX_PATH_CTL;
  1464. clk_reg = AQT1000_MIXING_ASRC0_CLK_RST_CTL;
  1465. paired_reg = AQT1000_MIXING_ASRC1_CLK_RST_CTL;
  1466. asrc_ctl = AQT1000_MIXING_ASRC0_CTL1;
  1467. }
  1468. break;
  1469. case ASRC1:
  1470. if ((cfg & 0x0C) == 0x4) {
  1471. cfg_reg = AQT1000_CDC_RX2_RX_PATH_CFG0;
  1472. ctl_reg = AQT1000_CDC_RX2_RX_PATH_CTL;
  1473. clk_reg = AQT1000_MIXING_ASRC1_CLK_RST_CTL;
  1474. paired_reg = AQT1000_MIXING_ASRC0_CLK_RST_CTL;
  1475. asrc_ctl = AQT1000_MIXING_ASRC1_CTL1;
  1476. }
  1477. break;
  1478. default:
  1479. dev_err(codec->dev, "%s: Invalid asrc:%u\n", __func__,
  1480. w->shift);
  1481. ret = -EINVAL;
  1482. break;
  1483. };
  1484. if ((cfg_reg == 0) || (ctl_reg == 0) || (clk_reg == 0) ||
  1485. (asrc_ctl == 0) || ret)
  1486. goto done;
  1487. switch (event) {
  1488. case SND_SOC_DAPM_PRE_PMU:
  1489. if ((snd_soc_read(codec, clk_reg) & 0x02) ||
  1490. (snd_soc_read(codec, paired_reg) & 0x02)) {
  1491. snd_soc_update_bits(codec, clk_reg, 0x02, 0x00);
  1492. snd_soc_update_bits(codec, paired_reg, 0x02, 0x00);
  1493. }
  1494. snd_soc_update_bits(codec, cfg_reg, 0x80, 0x80);
  1495. snd_soc_update_bits(codec, clk_reg, 0x01, 0x01);
  1496. main_sr = snd_soc_read(codec, ctl_reg) & 0x0F;
  1497. mix_ctl_reg = ctl_reg + 5;
  1498. mix_sr = snd_soc_read(codec, mix_ctl_reg) & 0x0F;
  1499. asrc_mode = aqt_get_asrc_mode(aqt, asrc,
  1500. main_sr, mix_sr);
  1501. dev_dbg(codec->dev, "%s: main_sr:%d mix_sr:%d asrc_mode %d\n",
  1502. __func__, main_sr, mix_sr, asrc_mode);
  1503. snd_soc_update_bits(codec, asrc_ctl, 0x07, asrc_mode);
  1504. break;
  1505. case SND_SOC_DAPM_POST_PMD:
  1506. snd_soc_update_bits(codec, asrc_ctl, 0x07, 0x00);
  1507. snd_soc_update_bits(codec, cfg_reg, 0x80, 0x00);
  1508. snd_soc_update_bits(codec, clk_reg, 0x03, 0x02);
  1509. break;
  1510. };
  1511. done:
  1512. return ret;
  1513. }
  1514. static int aqt_codec_enable_anc(struct snd_soc_dapm_widget *w,
  1515. struct snd_kcontrol *kcontrol, int event)
  1516. {
  1517. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1518. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1519. const char *filename;
  1520. const struct firmware *fw;
  1521. int i;
  1522. int ret = 0;
  1523. int num_anc_slots;
  1524. struct aqt1000_anc_header *anc_head;
  1525. struct firmware_cal *hwdep_cal = NULL;
  1526. u32 anc_writes_size = 0;
  1527. u32 anc_cal_size = 0;
  1528. int anc_size_remaining;
  1529. u32 *anc_ptr;
  1530. u16 reg;
  1531. u8 mask, val;
  1532. size_t cal_size;
  1533. const void *data;
  1534. if (!aqt->anc_func)
  1535. return 0;
  1536. switch (event) {
  1537. case SND_SOC_DAPM_PRE_PMU:
  1538. hwdep_cal = wcdcal_get_fw_cal(aqt->fw_data, WCD9XXX_ANC_CAL);
  1539. if (hwdep_cal) {
  1540. data = hwdep_cal->data;
  1541. cal_size = hwdep_cal->size;
  1542. dev_dbg(codec->dev, "%s: using hwdep calibration, cal_size %zd",
  1543. __func__, cal_size);
  1544. } else {
  1545. filename = "AQT1000/AQT1000_anc.bin";
  1546. ret = request_firmware(&fw, filename, codec->dev);
  1547. if (ret < 0) {
  1548. dev_err(codec->dev, "%s: Failed to acquire ANC data: %d\n",
  1549. __func__, ret);
  1550. return ret;
  1551. }
  1552. if (!fw) {
  1553. dev_err(codec->dev, "%s: Failed to get anc fw\n",
  1554. __func__);
  1555. return -ENODEV;
  1556. }
  1557. data = fw->data;
  1558. cal_size = fw->size;
  1559. dev_dbg(codec->dev, "%s: using request_firmware calibration\n",
  1560. __func__);
  1561. }
  1562. if (cal_size < sizeof(struct aqt1000_anc_header)) {
  1563. dev_err(codec->dev, "%s: Invalid cal_size %zd\n",
  1564. __func__, cal_size);
  1565. ret = -EINVAL;
  1566. goto err;
  1567. }
  1568. /* First number is the number of register writes */
  1569. anc_head = (struct aqt1000_anc_header *)(data);
  1570. anc_ptr = (u32 *)(data + sizeof(struct aqt1000_anc_header));
  1571. anc_size_remaining = cal_size -
  1572. sizeof(struct aqt1000_anc_header);
  1573. num_anc_slots = anc_head->num_anc_slots;
  1574. if (aqt->anc_slot >= num_anc_slots) {
  1575. dev_err(codec->dev, "%s: Invalid ANC slot selected\n",
  1576. __func__);
  1577. ret = -EINVAL;
  1578. goto err;
  1579. }
  1580. for (i = 0; i < num_anc_slots; i++) {
  1581. if (anc_size_remaining < AQT1000_PACKED_REG_SIZE) {
  1582. dev_err(codec->dev, "%s: Invalid register format\n",
  1583. __func__);
  1584. ret = -EINVAL;
  1585. goto err;
  1586. }
  1587. anc_writes_size = (u32)(*anc_ptr);
  1588. anc_size_remaining -= sizeof(u32);
  1589. anc_ptr += 1;
  1590. if ((anc_writes_size * AQT1000_PACKED_REG_SIZE) >
  1591. anc_size_remaining) {
  1592. dev_err(codec->dev, "%s: Invalid register format\n",
  1593. __func__);
  1594. ret = -EINVAL;
  1595. goto err;
  1596. }
  1597. if (aqt->anc_slot == i)
  1598. break;
  1599. anc_size_remaining -= (anc_writes_size *
  1600. AQT1000_PACKED_REG_SIZE);
  1601. anc_ptr += anc_writes_size;
  1602. }
  1603. if (i == num_anc_slots) {
  1604. dev_err(codec->dev, "%s: Selected ANC slot not present\n",
  1605. __func__);
  1606. ret = -EINVAL;
  1607. goto err;
  1608. }
  1609. i = 0;
  1610. anc_cal_size = anc_writes_size;
  1611. /* Rate converter clk enable and set bypass mode */
  1612. if (!strcmp(w->name, "AQT RX INT1 DAC")) {
  1613. snd_soc_update_bits(codec,
  1614. AQT1000_CDC_ANC0_RC_COMMON_CTL,
  1615. 0x05, 0x05);
  1616. snd_soc_update_bits(codec,
  1617. AQT1000_CDC_ANC0_FIFO_COMMON_CTL,
  1618. 0x66, 0x66);
  1619. anc_writes_size = anc_cal_size / 2;
  1620. snd_soc_update_bits(codec,
  1621. AQT1000_CDC_ANC0_CLK_RESET_CTL, 0x39, 0x39);
  1622. } else if (!strcmp(w->name, "AQT RX INT2 DAC")) {
  1623. snd_soc_update_bits(codec,
  1624. AQT1000_CDC_ANC1_RC_COMMON_CTL,
  1625. 0x05, 0x05);
  1626. snd_soc_update_bits(codec,
  1627. AQT1000_CDC_ANC1_FIFO_COMMON_CTL,
  1628. 0x66, 0x66);
  1629. i = anc_cal_size / 2;
  1630. snd_soc_update_bits(codec,
  1631. AQT1000_CDC_ANC1_CLK_RESET_CTL, 0x39, 0x39);
  1632. }
  1633. for (; i < anc_writes_size; i++) {
  1634. AQT1000_CODEC_UNPACK_ENTRY(anc_ptr[i], reg, mask, val);
  1635. snd_soc_write(codec, reg, (val & mask));
  1636. }
  1637. if (!strcmp(w->name, "AQT RX INT1 DAC"))
  1638. snd_soc_update_bits(codec,
  1639. AQT1000_CDC_ANC0_CLK_RESET_CTL, 0x08, 0x08);
  1640. else if (!strcmp(w->name, "AQT RX INT2 DAC"))
  1641. snd_soc_update_bits(codec,
  1642. AQT1000_CDC_ANC1_CLK_RESET_CTL, 0x08, 0x08);
  1643. if (!hwdep_cal)
  1644. release_firmware(fw);
  1645. break;
  1646. case SND_SOC_DAPM_POST_PMU:
  1647. /* Remove ANC Rx from reset */
  1648. snd_soc_update_bits(codec,
  1649. AQT1000_CDC_ANC0_CLK_RESET_CTL,
  1650. 0x08, 0x00);
  1651. snd_soc_update_bits(codec,
  1652. AQT1000_CDC_ANC1_CLK_RESET_CTL,
  1653. 0x08, 0x00);
  1654. break;
  1655. case SND_SOC_DAPM_POST_PMD:
  1656. snd_soc_update_bits(codec, AQT1000_CDC_ANC0_RC_COMMON_CTL,
  1657. 0x05, 0x00);
  1658. if (!strcmp(w->name, "AQT ANC HPHL PA")) {
  1659. snd_soc_update_bits(codec, AQT1000_CDC_ANC0_MODE_1_CTL,
  1660. 0x30, 0x00);
  1661. /* 50 msec sleep is needed to avoid click and pop as
  1662. * per HW requirement
  1663. */
  1664. msleep(50);
  1665. snd_soc_update_bits(codec, AQT1000_CDC_ANC0_MODE_1_CTL,
  1666. 0x01, 0x00);
  1667. snd_soc_update_bits(codec,
  1668. AQT1000_CDC_ANC0_CLK_RESET_CTL,
  1669. 0x38, 0x38);
  1670. snd_soc_update_bits(codec,
  1671. AQT1000_CDC_ANC0_CLK_RESET_CTL,
  1672. 0x07, 0x00);
  1673. snd_soc_update_bits(codec,
  1674. AQT1000_CDC_ANC0_CLK_RESET_CTL,
  1675. 0x38, 0x00);
  1676. } else if (!strcmp(w->name, "AQT ANC HPHR PA")) {
  1677. snd_soc_update_bits(codec, AQT1000_CDC_ANC1_MODE_1_CTL,
  1678. 0x30, 0x00);
  1679. /* 50 msec sleep is needed to avoid click and pop as
  1680. * per HW requirement
  1681. */
  1682. msleep(50);
  1683. snd_soc_update_bits(codec, AQT1000_CDC_ANC1_MODE_1_CTL,
  1684. 0x01, 0x00);
  1685. snd_soc_update_bits(codec,
  1686. AQT1000_CDC_ANC1_CLK_RESET_CTL,
  1687. 0x38, 0x38);
  1688. snd_soc_update_bits(codec,
  1689. AQT1000_CDC_ANC1_CLK_RESET_CTL,
  1690. 0x07, 0x00);
  1691. snd_soc_update_bits(codec,
  1692. AQT1000_CDC_ANC1_CLK_RESET_CTL,
  1693. 0x38, 0x00);
  1694. }
  1695. break;
  1696. }
  1697. return 0;
  1698. err:
  1699. if (!hwdep_cal)
  1700. release_firmware(fw);
  1701. return ret;
  1702. }
  1703. static void aqt_codec_override(struct snd_soc_codec *codec, int mode,
  1704. int event)
  1705. {
  1706. if (mode == CLS_AB || mode == CLS_AB_HIFI) {
  1707. switch (event) {
  1708. case SND_SOC_DAPM_PRE_PMU:
  1709. case SND_SOC_DAPM_POST_PMU:
  1710. snd_soc_update_bits(codec,
  1711. AQT1000_ANA_RX_SUPPLIES, 0x02, 0x02);
  1712. break;
  1713. case SND_SOC_DAPM_POST_PMD:
  1714. snd_soc_update_bits(codec,
  1715. AQT1000_ANA_RX_SUPPLIES, 0x02, 0x00);
  1716. break;
  1717. }
  1718. }
  1719. }
  1720. static void aqt_codec_set_tx_hold(struct snd_soc_codec *codec,
  1721. u16 amic_reg, bool set)
  1722. {
  1723. u8 mask = 0x20;
  1724. u8 val;
  1725. if (amic_reg == AQT1000_ANA_AMIC1 ||
  1726. amic_reg == AQT1000_ANA_AMIC3)
  1727. mask = 0x40;
  1728. val = set ? mask : 0x00;
  1729. switch (amic_reg) {
  1730. case AQT1000_ANA_AMIC1:
  1731. case AQT1000_ANA_AMIC2:
  1732. snd_soc_update_bits(codec, AQT1000_ANA_AMIC2, mask, val);
  1733. break;
  1734. case AQT1000_ANA_AMIC3:
  1735. snd_soc_update_bits(codec, AQT1000_ANA_AMIC3_HPF, mask, val);
  1736. break;
  1737. default:
  1738. dev_dbg(codec->dev, "%s: invalid amic: %d\n",
  1739. __func__, amic_reg);
  1740. break;
  1741. }
  1742. }
  1743. static void aqt_codec_clear_anc_tx_hold(struct aqt1000 *aqt)
  1744. {
  1745. if (test_and_clear_bit(ANC_MIC_AMIC1, &aqt->status_mask))
  1746. aqt_codec_set_tx_hold(aqt->codec, AQT1000_ANA_AMIC1, false);
  1747. if (test_and_clear_bit(ANC_MIC_AMIC2, &aqt->status_mask))
  1748. aqt_codec_set_tx_hold(aqt->codec, AQT1000_ANA_AMIC2, false);
  1749. if (test_and_clear_bit(ANC_MIC_AMIC3, &aqt->status_mask))
  1750. aqt_codec_set_tx_hold(aqt->codec, AQT1000_ANA_AMIC3, false);
  1751. }
  1752. static const char * const rx_int_dem_inp_mux_text[] = {
  1753. "NORMAL_DSM_OUT", "CLSH_DSM_OUT",
  1754. };
  1755. static int aqt_int_dem_inp_mux_put(struct snd_kcontrol *kcontrol,
  1756. struct snd_ctl_elem_value *ucontrol)
  1757. {
  1758. struct snd_soc_dapm_widget *widget =
  1759. snd_soc_dapm_kcontrol_widget(kcontrol);
  1760. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(widget->dapm);
  1761. struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
  1762. unsigned int val;
  1763. unsigned short look_ahead_dly_reg = AQT1000_CDC_RX1_RX_PATH_CFG0;
  1764. val = ucontrol->value.enumerated.item[0];
  1765. if (val >= e->items)
  1766. return -EINVAL;
  1767. dev_dbg(codec->dev, "%s: wname: %s, val: 0x%x\n", __func__,
  1768. widget->name, val);
  1769. if (e->reg == AQT1000_CDC_RX1_RX_PATH_SEC0)
  1770. look_ahead_dly_reg = AQT1000_CDC_RX1_RX_PATH_CFG0;
  1771. else if (e->reg == AQT1000_CDC_RX2_RX_PATH_SEC0)
  1772. look_ahead_dly_reg = AQT1000_CDC_RX2_RX_PATH_CFG0;
  1773. /* Set Look Ahead Delay */
  1774. snd_soc_update_bits(codec, look_ahead_dly_reg,
  1775. 0x08, (val ? 0x08 : 0x00));
  1776. /* Set DEM INP Select */
  1777. return snd_soc_dapm_put_enum_double(kcontrol, ucontrol);
  1778. }
  1779. AQT_DAPM_ENUM_EXT(rx_int1_dem, AQT1000_CDC_RX1_RX_PATH_SEC0, 0,
  1780. rx_int_dem_inp_mux_text, snd_soc_dapm_get_enum_double,
  1781. aqt_int_dem_inp_mux_put);
  1782. AQT_DAPM_ENUM_EXT(rx_int2_dem, AQT1000_CDC_RX2_RX_PATH_SEC0, 0,
  1783. rx_int_dem_inp_mux_text, snd_soc_dapm_get_enum_double,
  1784. aqt_int_dem_inp_mux_put);
  1785. static int aqt_codec_hphl_dac_event(struct snd_soc_dapm_widget *w,
  1786. struct snd_kcontrol *kcontrol,
  1787. int event)
  1788. {
  1789. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1790. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1791. int hph_mode = aqt->hph_mode;
  1792. u8 dem_inp;
  1793. int ret = 0;
  1794. uint32_t impedl = 0;
  1795. uint32_t impedr = 0;
  1796. dev_dbg(codec->dev, "%s wname: %s event: %d hph_mode: %d\n", __func__,
  1797. w->name, event, hph_mode);
  1798. switch (event) {
  1799. case SND_SOC_DAPM_PRE_PMU:
  1800. if (aqt->anc_func) {
  1801. ret = aqt_codec_enable_anc(w, kcontrol, event);
  1802. /* 40 msec delay is needed to avoid click and pop */
  1803. msleep(40);
  1804. }
  1805. /* Read DEM INP Select */
  1806. dem_inp = snd_soc_read(codec, AQT1000_CDC_RX1_RX_PATH_SEC0) &
  1807. 0x03;
  1808. if (((hph_mode == CLS_H_HIFI) || (hph_mode == CLS_H_LOHIFI) ||
  1809. (hph_mode == CLS_H_LP)) && (dem_inp != 0x01)) {
  1810. dev_err(codec->dev, "%s: DEM Input not set correctly, hph_mode: %d\n",
  1811. __func__, hph_mode);
  1812. return -EINVAL;
  1813. }
  1814. /* Disable AutoChop timer during power up */
  1815. snd_soc_update_bits(codec, AQT1000_HPH_NEW_INT_HPH_TIMER1,
  1816. 0x02, 0x00);
  1817. aqt_clsh_fsm(codec, &aqt->clsh_d,
  1818. AQT_CLSH_EVENT_PRE_DAC,
  1819. AQT_CLSH_STATE_HPHL,
  1820. hph_mode);
  1821. if (aqt->anc_func)
  1822. snd_soc_update_bits(codec,
  1823. AQT1000_CDC_RX1_RX_PATH_CFG0,
  1824. 0x10, 0x10);
  1825. ret = aqt_mbhc_get_impedance(aqt->mbhc,
  1826. &impedl, &impedr);
  1827. if (!ret) {
  1828. aqt_clsh_imped_config(codec, impedl, false);
  1829. set_bit(CLSH_Z_CONFIG, &aqt->status_mask);
  1830. } else {
  1831. dev_dbg(codec->dev, "%s: Failed to get mbhc impedance %d\n",
  1832. __func__, ret);
  1833. ret = 0;
  1834. }
  1835. break;
  1836. case SND_SOC_DAPM_POST_PMD:
  1837. /* 1000us required as per HW requirement */
  1838. usleep_range(1000, 1100);
  1839. aqt_clsh_fsm(codec, &aqt->clsh_d,
  1840. AQT_CLSH_EVENT_POST_PA,
  1841. AQT_CLSH_STATE_HPHL,
  1842. hph_mode);
  1843. if (test_bit(CLSH_Z_CONFIG, &aqt->status_mask)) {
  1844. aqt_clsh_imped_config(codec, impedl, true);
  1845. clear_bit(CLSH_Z_CONFIG, &aqt->status_mask);
  1846. }
  1847. break;
  1848. default:
  1849. break;
  1850. };
  1851. return ret;
  1852. }
  1853. static int aqt_codec_hphr_dac_event(struct snd_soc_dapm_widget *w,
  1854. struct snd_kcontrol *kcontrol,
  1855. int event)
  1856. {
  1857. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1858. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1859. int hph_mode = aqt->hph_mode;
  1860. u8 dem_inp;
  1861. int ret = 0;
  1862. dev_dbg(codec->dev, "%s wname: %s event: %d hph_mode: %d\n", __func__,
  1863. w->name, event, hph_mode);
  1864. switch (event) {
  1865. case SND_SOC_DAPM_PRE_PMU:
  1866. if (aqt->anc_func) {
  1867. ret = aqt_codec_enable_anc(w, kcontrol, event);
  1868. /* 40 msec delay is needed to avoid click and pop */
  1869. msleep(40);
  1870. }
  1871. /* Read DEM INP Select */
  1872. dem_inp = snd_soc_read(codec, AQT1000_CDC_RX2_RX_PATH_SEC0) &
  1873. 0x03;
  1874. if (((hph_mode == CLS_H_HIFI) || (hph_mode == CLS_H_LOHIFI) ||
  1875. (hph_mode == CLS_H_LP)) && (dem_inp != 0x01)) {
  1876. dev_err(codec->dev, "%s: DEM Input not set correctly, hph_mode: %d\n",
  1877. __func__, hph_mode);
  1878. return -EINVAL;
  1879. }
  1880. /* Disable AutoChop timer during power up */
  1881. snd_soc_update_bits(codec, AQT1000_HPH_NEW_INT_HPH_TIMER1,
  1882. 0x02, 0x00);
  1883. aqt_clsh_fsm(codec, &aqt->clsh_d,
  1884. AQT_CLSH_EVENT_PRE_DAC,
  1885. AQT_CLSH_STATE_HPHR,
  1886. hph_mode);
  1887. if (aqt->anc_func)
  1888. snd_soc_update_bits(codec,
  1889. AQT1000_CDC_RX2_RX_PATH_CFG0,
  1890. 0x10, 0x10);
  1891. break;
  1892. case SND_SOC_DAPM_POST_PMD:
  1893. /* 1000us required as per HW requirement */
  1894. usleep_range(1000, 1100);
  1895. aqt_clsh_fsm(codec, &aqt->clsh_d,
  1896. AQT_CLSH_EVENT_POST_PA,
  1897. AQT_CLSH_STATE_HPHR,
  1898. hph_mode);
  1899. break;
  1900. default:
  1901. break;
  1902. };
  1903. return 0;
  1904. }
  1905. static int aqt_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w,
  1906. struct snd_kcontrol *kcontrol,
  1907. int event)
  1908. {
  1909. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  1910. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  1911. int ret = 0;
  1912. dev_dbg(codec->dev, "%s %s %d\n", __func__, w->name, event);
  1913. switch (event) {
  1914. case SND_SOC_DAPM_PRE_PMU:
  1915. if ((!(strcmp(w->name, "AQT ANC HPHR PA"))) &&
  1916. (test_bit(HPH_PA_DELAY, &aqt->status_mask)))
  1917. snd_soc_update_bits(codec, AQT1000_ANA_HPH, 0xC0, 0xC0);
  1918. set_bit(HPH_PA_DELAY, &aqt->status_mask);
  1919. break;
  1920. case SND_SOC_DAPM_POST_PMU:
  1921. if ((!(strcmp(w->name, "AQT ANC HPHR PA")))) {
  1922. if ((snd_soc_read(codec, AQT1000_ANA_HPH) & 0xC0)
  1923. != 0xC0)
  1924. /*
  1925. * If PA_EN is not set (potentially in ANC case)
  1926. * then do nothing for POST_PMU and let left
  1927. * channel handle everything.
  1928. */
  1929. break;
  1930. }
  1931. /*
  1932. * 7ms sleep is required after PA is enabled as per
  1933. * HW requirement. If compander is disabled, then
  1934. * 20ms delay is needed.
  1935. */
  1936. if (test_bit(HPH_PA_DELAY, &aqt->status_mask)) {
  1937. if (!aqt->comp_enabled[COMPANDER_2])
  1938. usleep_range(20000, 20100);
  1939. else
  1940. usleep_range(7000, 7100);
  1941. clear_bit(HPH_PA_DELAY, &aqt->status_mask);
  1942. }
  1943. if (aqt->anc_func) {
  1944. /* Clear Tx FE HOLD if both PAs are enabled */
  1945. if ((snd_soc_read(aqt->codec, AQT1000_ANA_HPH) &
  1946. 0xC0) == 0xC0)
  1947. aqt_codec_clear_anc_tx_hold(aqt);
  1948. }
  1949. snd_soc_update_bits(codec, AQT1000_HPH_R_TEST, 0x01, 0x01);
  1950. /* Remove mute */
  1951. snd_soc_update_bits(codec, AQT1000_CDC_RX2_RX_PATH_CTL,
  1952. 0x10, 0x00);
  1953. /* Enable GM3 boost */
  1954. snd_soc_update_bits(codec, AQT1000_HPH_CNP_WG_CTL,
  1955. 0x80, 0x80);
  1956. /* Enable AutoChop timer at the end of power up */
  1957. snd_soc_update_bits(codec, AQT1000_HPH_NEW_INT_HPH_TIMER1,
  1958. 0x02, 0x02);
  1959. /* Remove mix path mute if it is enabled */
  1960. if ((snd_soc_read(codec, AQT1000_CDC_RX2_RX_PATH_MIX_CTL)) &
  1961. 0x10)
  1962. snd_soc_update_bits(codec,
  1963. AQT1000_CDC_RX2_RX_PATH_MIX_CTL,
  1964. 0x10, 0x00);
  1965. if (!(strcmp(w->name, "AQT ANC HPHR PA"))) {
  1966. dev_dbg(codec->dev,
  1967. "%s:Do everything needed for left channel\n",
  1968. __func__);
  1969. /* Do everything needed for left channel */
  1970. snd_soc_update_bits(codec, AQT1000_HPH_L_TEST,
  1971. 0x01, 0x01);
  1972. /* Remove mute */
  1973. snd_soc_update_bits(codec, AQT1000_CDC_RX1_RX_PATH_CTL,
  1974. 0x10, 0x00);
  1975. /* Remove mix path mute if it is enabled */
  1976. if ((snd_soc_read(codec,
  1977. AQT1000_CDC_RX1_RX_PATH_MIX_CTL)) &
  1978. 0x10)
  1979. snd_soc_update_bits(codec,
  1980. AQT1000_CDC_RX1_RX_PATH_MIX_CTL,
  1981. 0x10, 0x00);
  1982. /* Remove ANC Rx from reset */
  1983. ret = aqt_codec_enable_anc(w, kcontrol, event);
  1984. }
  1985. aqt_codec_override(codec, aqt->hph_mode, event);
  1986. break;
  1987. case SND_SOC_DAPM_PRE_PMD:
  1988. blocking_notifier_call_chain(&aqt->mbhc->notifier,
  1989. AQT_EVENT_PRE_HPHR_PA_OFF,
  1990. &aqt->mbhc->wcd_mbhc);
  1991. snd_soc_update_bits(codec, AQT1000_HPH_R_TEST, 0x01, 0x00);
  1992. snd_soc_update_bits(codec, AQT1000_CDC_RX2_RX_PATH_CTL,
  1993. 0x10, 0x10);
  1994. snd_soc_update_bits(codec, AQT1000_CDC_RX2_RX_PATH_MIX_CTL,
  1995. 0x10, 0x10);
  1996. if (!(strcmp(w->name, "AQT ANC HPHR PA")))
  1997. snd_soc_update_bits(codec, AQT1000_ANA_HPH, 0x40, 0x00);
  1998. break;
  1999. case SND_SOC_DAPM_POST_PMD:
  2000. /*
  2001. * 5ms sleep is required after PA disable. If compander is
  2002. * disabled, then 20ms delay is needed after PA disable.
  2003. */
  2004. if (!aqt->comp_enabled[COMPANDER_2])
  2005. usleep_range(20000, 20100);
  2006. else
  2007. usleep_range(5000, 5100);
  2008. aqt_codec_override(codec, aqt->hph_mode, event);
  2009. blocking_notifier_call_chain(&aqt->mbhc->notifier,
  2010. AQT_EVENT_POST_HPHR_PA_OFF,
  2011. &aqt->mbhc->wcd_mbhc);
  2012. if (!(strcmp(w->name, "AQT ANC HPHR PA"))) {
  2013. ret = aqt_codec_enable_anc(w, kcontrol, event);
  2014. snd_soc_update_bits(codec,
  2015. AQT1000_CDC_RX2_RX_PATH_CFG0,
  2016. 0x10, 0x00);
  2017. }
  2018. break;
  2019. };
  2020. return ret;
  2021. }
  2022. static int aqt_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w,
  2023. struct snd_kcontrol *kcontrol,
  2024. int event)
  2025. {
  2026. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  2027. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  2028. int ret = 0;
  2029. dev_dbg(codec->dev, "%s %s %d\n", __func__, w->name, event);
  2030. switch (event) {
  2031. case SND_SOC_DAPM_PRE_PMU:
  2032. if ((!(strcmp(w->name, "AQT ANC HPHL PA"))) &&
  2033. (test_bit(HPH_PA_DELAY, &aqt->status_mask)))
  2034. snd_soc_update_bits(codec, AQT1000_ANA_HPH,
  2035. 0xC0, 0xC0);
  2036. set_bit(HPH_PA_DELAY, &aqt->status_mask);
  2037. break;
  2038. case SND_SOC_DAPM_POST_PMU:
  2039. if (!(strcmp(w->name, "AQT ANC HPHL PA"))) {
  2040. if ((snd_soc_read(codec, AQT1000_ANA_HPH) & 0xC0)
  2041. != 0xC0)
  2042. /*
  2043. * If PA_EN is not set (potentially in ANC
  2044. * case) then do nothing for POST_PMU and
  2045. * let right channel handle everything.
  2046. */
  2047. break;
  2048. }
  2049. /*
  2050. * 7ms sleep is required after PA is enabled as per
  2051. * HW requirement. If compander is disabled, then
  2052. * 20ms delay is needed.
  2053. */
  2054. if (test_bit(HPH_PA_DELAY, &aqt->status_mask)) {
  2055. if (!aqt->comp_enabled[COMPANDER_1])
  2056. usleep_range(20000, 20100);
  2057. else
  2058. usleep_range(7000, 7100);
  2059. clear_bit(HPH_PA_DELAY, &aqt->status_mask);
  2060. }
  2061. if (aqt->anc_func) {
  2062. /* Clear Tx FE HOLD if both PAs are enabled */
  2063. if ((snd_soc_read(aqt->codec, AQT1000_ANA_HPH) &
  2064. 0xC0) == 0xC0)
  2065. aqt_codec_clear_anc_tx_hold(aqt);
  2066. }
  2067. snd_soc_update_bits(codec, AQT1000_HPH_L_TEST, 0x01, 0x01);
  2068. /* Remove Mute on primary path */
  2069. snd_soc_update_bits(codec, AQT1000_CDC_RX1_RX_PATH_CTL,
  2070. 0x10, 0x00);
  2071. /* Enable GM3 boost */
  2072. snd_soc_update_bits(codec, AQT1000_HPH_CNP_WG_CTL,
  2073. 0x80, 0x80);
  2074. /* Enable AutoChop timer at the end of power up */
  2075. snd_soc_update_bits(codec, AQT1000_HPH_NEW_INT_HPH_TIMER1,
  2076. 0x02, 0x02);
  2077. /* Remove mix path mute if it is enabled */
  2078. if ((snd_soc_read(codec, AQT1000_CDC_RX1_RX_PATH_MIX_CTL)) &
  2079. 0x10)
  2080. snd_soc_update_bits(codec,
  2081. AQT1000_CDC_RX1_RX_PATH_MIX_CTL,
  2082. 0x10, 0x00);
  2083. if (!(strcmp(w->name, "AQT ANC HPHL PA"))) {
  2084. dev_dbg(codec->dev,
  2085. "%s:Do everything needed for right channel\n",
  2086. __func__);
  2087. /* Do everything needed for right channel */
  2088. snd_soc_update_bits(codec, AQT1000_HPH_R_TEST,
  2089. 0x01, 0x01);
  2090. /* Remove mute */
  2091. snd_soc_update_bits(codec, AQT1000_CDC_RX2_RX_PATH_CTL,
  2092. 0x10, 0x00);
  2093. /* Remove mix path mute if it is enabled */
  2094. if ((snd_soc_read(codec,
  2095. AQT1000_CDC_RX2_RX_PATH_MIX_CTL)) &
  2096. 0x10)
  2097. snd_soc_update_bits(codec,
  2098. AQT1000_CDC_RX2_RX_PATH_MIX_CTL,
  2099. 0x10, 0x00);
  2100. /* Remove ANC Rx from reset */
  2101. ret = aqt_codec_enable_anc(w, kcontrol, event);
  2102. }
  2103. aqt_codec_override(codec, aqt->hph_mode, event);
  2104. break;
  2105. case SND_SOC_DAPM_PRE_PMD:
  2106. blocking_notifier_call_chain(&aqt->mbhc->notifier,
  2107. AQT_EVENT_PRE_HPHL_PA_OFF,
  2108. &aqt->mbhc->wcd_mbhc);
  2109. snd_soc_update_bits(codec, AQT1000_HPH_L_TEST, 0x01, 0x00);
  2110. snd_soc_update_bits(codec, AQT1000_CDC_RX1_RX_PATH_CTL,
  2111. 0x10, 0x10);
  2112. snd_soc_update_bits(codec, AQT1000_CDC_RX1_RX_PATH_MIX_CTL,
  2113. 0x10, 0x10);
  2114. if (!(strcmp(w->name, "AQT ANC HPHL PA")))
  2115. snd_soc_update_bits(codec, AQT1000_ANA_HPH,
  2116. 0x80, 0x00);
  2117. break;
  2118. case SND_SOC_DAPM_POST_PMD:
  2119. /*
  2120. * 5ms sleep is required after PA disable. If compander is
  2121. * disabled, then 20ms delay is needed after PA disable.
  2122. */
  2123. if (!aqt->comp_enabled[COMPANDER_1])
  2124. usleep_range(20000, 20100);
  2125. else
  2126. usleep_range(5000, 5100);
  2127. aqt_codec_override(codec, aqt->hph_mode, event);
  2128. blocking_notifier_call_chain(&aqt->mbhc->notifier,
  2129. AQT_EVENT_POST_HPHL_PA_OFF,
  2130. &aqt->mbhc->wcd_mbhc);
  2131. if (!(strcmp(w->name, "AQT ANC HPHL PA"))) {
  2132. ret = aqt_codec_enable_anc(w, kcontrol, event);
  2133. snd_soc_update_bits(codec,
  2134. AQT1000_CDC_RX1_RX_PATH_CFG0, 0x10, 0x00);
  2135. }
  2136. break;
  2137. };
  2138. return ret;
  2139. }
  2140. static int aqt_codec_set_iir_gain(struct snd_soc_dapm_widget *w,
  2141. struct snd_kcontrol *kcontrol, int event)
  2142. {
  2143. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  2144. dev_dbg(codec->dev, "%s: event = %d\n", __func__, event);
  2145. switch (event) {
  2146. case SND_SOC_DAPM_POST_PMU: /* fall through */
  2147. case SND_SOC_DAPM_PRE_PMD:
  2148. if (strnstr(w->name, "AQT IIR0", sizeof("AQT IIR0"))) {
  2149. snd_soc_write(codec,
  2150. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B1_CTL,
  2151. snd_soc_read(codec,
  2152. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B1_CTL));
  2153. snd_soc_write(codec,
  2154. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B2_CTL,
  2155. snd_soc_read(codec,
  2156. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B2_CTL));
  2157. snd_soc_write(codec,
  2158. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B3_CTL,
  2159. snd_soc_read(codec,
  2160. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B3_CTL));
  2161. snd_soc_write(codec,
  2162. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B4_CTL,
  2163. snd_soc_read(codec,
  2164. AQT1000_CDC_SIDETONE_IIR0_IIR_GAIN_B4_CTL));
  2165. }
  2166. break;
  2167. }
  2168. return 0;
  2169. }
  2170. static int aqt_enable_native_supply(struct snd_soc_dapm_widget *w,
  2171. struct snd_kcontrol *kcontrol, int event)
  2172. {
  2173. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  2174. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  2175. switch (event) {
  2176. case SND_SOC_DAPM_PRE_PMU:
  2177. if (++aqt->native_clk_users == 1) {
  2178. snd_soc_update_bits(codec, AQT1000_CLK_SYS_PLL_ENABLES,
  2179. 0x01, 0x01);
  2180. /* 100usec is needed as per HW requirement */
  2181. usleep_range(100, 120);
  2182. snd_soc_update_bits(codec,
  2183. AQT1000_CDC_CLK_RST_CTRL_MCLK_CONTROL,
  2184. 0x02, 0x02);
  2185. snd_soc_update_bits(codec,
  2186. AQT1000_CDC_CLK_RST_CTRL_FS_CNT_CONTROL,
  2187. 0x10, 0x10);
  2188. }
  2189. break;
  2190. case SND_SOC_DAPM_PRE_PMD:
  2191. if (aqt->native_clk_users &&
  2192. (--aqt->native_clk_users == 0)) {
  2193. snd_soc_update_bits(codec,
  2194. AQT1000_CDC_CLK_RST_CTRL_FS_CNT_CONTROL,
  2195. 0x10, 0x00);
  2196. snd_soc_update_bits(codec,
  2197. AQT1000_CDC_CLK_RST_CTRL_MCLK_CONTROL,
  2198. 0x02, 0x00);
  2199. snd_soc_update_bits(codec, AQT1000_CLK_SYS_PLL_ENABLES,
  2200. 0x01, 0x00);
  2201. }
  2202. break;
  2203. }
  2204. dev_dbg(codec->dev, "%s: native_clk_users: %d, event: %d\n",
  2205. __func__, aqt->native_clk_users, event);
  2206. return 0;
  2207. }
  2208. static const char * const native_mux_text[] = {
  2209. "OFF", "ON",
  2210. };
  2211. AQT_DAPM_ENUM(int1_1_native, SND_SOC_NOPM, 0, native_mux_text);
  2212. AQT_DAPM_ENUM(int2_1_native, SND_SOC_NOPM, 0, native_mux_text);
  2213. static int aqt_mclk_event(struct snd_soc_dapm_widget *w,
  2214. struct snd_kcontrol *kcontrol, int event)
  2215. {
  2216. struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
  2217. int ret = 0;
  2218. dev_dbg(codec->dev, "%s: event = %d\n", __func__, event);
  2219. switch (event) {
  2220. case SND_SOC_DAPM_PRE_PMU:
  2221. ret = aqt_cdc_mclk_enable(codec, true);
  2222. break;
  2223. case SND_SOC_DAPM_POST_PMD:
  2224. ret = aqt_cdc_mclk_enable(codec, false);
  2225. break;
  2226. }
  2227. return ret;
  2228. }
  2229. static int aif_cap_mixer_get(struct snd_kcontrol *kcontrol,
  2230. struct snd_ctl_elem_value *ucontrol)
  2231. {
  2232. return 0;
  2233. }
  2234. static int aif_cap_mixer_put(struct snd_kcontrol *kcontrol,
  2235. struct snd_ctl_elem_value *ucontrol)
  2236. {
  2237. return 0;
  2238. }
  2239. static const struct snd_kcontrol_new aif1_cap_mixer[] = {
  2240. SOC_SINGLE_EXT("TX0", SND_SOC_NOPM, AQT_TX0, 1, 0,
  2241. aif_cap_mixer_get, aif_cap_mixer_put),
  2242. SOC_SINGLE_EXT("TX1", SND_SOC_NOPM, AQT_TX1, 1, 0,
  2243. aif_cap_mixer_get, aif_cap_mixer_put),
  2244. };
  2245. static const char * const rx_inp_st_mux_text[] = {
  2246. "ZERO", "SRC0",
  2247. };
  2248. AQT_DAPM_ENUM(rx_inp_st, AQT1000_CDC_RX_INP_MUX_SIDETONE_SRC_CFG0, 4,
  2249. rx_inp_st_mux_text);
  2250. static const struct snd_soc_dapm_widget aqt_dapm_widgets[] = {
  2251. SND_SOC_DAPM_SUPPLY("AQT MCLK", SND_SOC_NOPM, 0, 0, aqt_mclk_event,
  2252. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
  2253. SND_SOC_DAPM_AIF_OUT_E("AQT AIF1 CAP", "AQT AIF1 Capture", 0,
  2254. SND_SOC_NOPM, AIF1_CAP, 0, aqt_codec_enable_i2s_tx,
  2255. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
  2256. SND_SOC_DAPM_MIXER("AQT AIF1 CAP Mixer", SND_SOC_NOPM, AIF1_CAP, 0,
  2257. aif1_cap_mixer, ARRAY_SIZE(aif1_cap_mixer)),
  2258. AQT_DAPM_MUX("AQT TX0_MUX", 0, tx0),
  2259. AQT_DAPM_MUX("AQT TX1_MUX", 0, tx1),
  2260. SND_SOC_DAPM_MUX_E("AQT ADC0 MUX", AQT1000_CDC_TX0_TX_PATH_CTL, 5, 0,
  2261. &tx_adc0_mux, aqt_codec_enable_dec,
  2262. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2263. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2264. SND_SOC_DAPM_MUX_E("AQT ADC1 MUX", AQT1000_CDC_TX1_TX_PATH_CTL, 5, 0,
  2265. &tx_adc1_mux, aqt_codec_enable_dec,
  2266. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2267. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2268. SND_SOC_DAPM_MUX_E("AQT ADC2 MUX", AQT1000_CDC_TX2_TX_PATH_CTL, 5, 0,
  2269. &tx_adc2_mux, aqt_codec_enable_dec,
  2270. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2271. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2272. AQT_DAPM_MUX("AQT AMIC0_MUX", 0, tx_amic0),
  2273. AQT_DAPM_MUX("AQT AMIC1_MUX", 0, tx_amic1),
  2274. AQT_DAPM_MUX("AQT AMIC2_MUX", 0, tx_amic2),
  2275. SND_SOC_DAPM_ADC_E("AQT ADC_L", NULL, AQT1000_ANA_AMIC1, 7, 0,
  2276. aqt_codec_enable_adc, SND_SOC_DAPM_PRE_PMU),
  2277. SND_SOC_DAPM_ADC_E("AQT ADC_R", NULL, AQT1000_ANA_AMIC2, 7, 0,
  2278. aqt_codec_enable_adc, SND_SOC_DAPM_PRE_PMU),
  2279. SND_SOC_DAPM_ADC_E("AQT ADC_V", NULL, AQT1000_ANA_AMIC3, 7, 0,
  2280. aqt_codec_enable_adc, SND_SOC_DAPM_PRE_PMU),
  2281. AQT_DAPM_MUX("AQT AMIC10_MUX", 0, tx_amic10),
  2282. AQT_DAPM_MUX("AQT AMIC11_MUX", 0, tx_amic11),
  2283. AQT_DAPM_MUX("AQT AMIC12_MUX", 0, tx_amic12),
  2284. AQT_DAPM_MUX("AQT AMIC13_MUX", 0, tx_amic13),
  2285. SND_SOC_DAPM_SWITCH_E("AQT ANC OUT HPHL Enable", SND_SOC_NOPM,
  2286. INTERP_HPHL, 0, &anc_hphl_pa_switch, aqt_anc_out_switch_cb,
  2287. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
  2288. SND_SOC_DAPM_SWITCH_E("AQT ANC OUT HPHR Enable", SND_SOC_NOPM,
  2289. INTERP_HPHR, 0, &anc_hphr_pa_switch, aqt_anc_out_switch_cb,
  2290. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
  2291. SND_SOC_DAPM_MIXER("AQT RX INT1 MIX2", SND_SOC_NOPM, 0, 0, NULL, 0),
  2292. SND_SOC_DAPM_MIXER("AQT RX INT2 MIX2", SND_SOC_NOPM, 0, 0, NULL, 0),
  2293. AQT_DAPM_MUX("AQT ANC0 FB MUX", 0, anc0_fb),
  2294. AQT_DAPM_MUX("AQT ANC1 FB MUX", 0, anc1_fb),
  2295. SND_SOC_DAPM_INPUT("AQT AMIC1"),
  2296. SND_SOC_DAPM_INPUT("AQT AMIC2"),
  2297. SND_SOC_DAPM_INPUT("AQT AMIC3"),
  2298. SND_SOC_DAPM_MIXER("AQT I2S_L RX", SND_SOC_NOPM, 0, 0, NULL, 0),
  2299. SND_SOC_DAPM_MIXER("AQT I2S_R RX", SND_SOC_NOPM, 0, 0, NULL, 0),
  2300. SND_SOC_DAPM_AIF_IN_E("AQT AIF1 PB", "AQT AIF1 Playback", 0,
  2301. SND_SOC_NOPM, AIF1_PB, 0, aqt_codec_enable_i2s_rx,
  2302. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
  2303. SND_SOC_DAPM_MUX_E("AQT RX INT1_1 MUX", SND_SOC_NOPM, INTERP_HPHL, 0,
  2304. &rx_int1_1_mux, aqt_codec_enable_main_path,
  2305. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2306. SND_SOC_DAPM_POST_PMD),
  2307. SND_SOC_DAPM_MUX_E("AQT RX INT2_1 MUX", SND_SOC_NOPM, INTERP_HPHR, 0,
  2308. &rx_int2_1_mux, aqt_codec_enable_main_path,
  2309. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2310. SND_SOC_DAPM_POST_PMD),
  2311. SND_SOC_DAPM_MUX_E("AQT RX INT1_2 MUX", SND_SOC_NOPM, INTERP_HPHL, 0,
  2312. &rx_int1_2_mux, aqt_codec_enable_mix_path,
  2313. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2314. SND_SOC_DAPM_POST_PMD),
  2315. SND_SOC_DAPM_MUX_E("AQT RX INT2_2 MUX", SND_SOC_NOPM, INTERP_HPHR, 0,
  2316. &rx_int2_2_mux, aqt_codec_enable_mix_path,
  2317. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2318. SND_SOC_DAPM_POST_PMD),
  2319. AQT_DAPM_MUX("AQT RX INT1_1 INTERP", 0, rx_int1_1_interp),
  2320. AQT_DAPM_MUX("AQT RX INT1_2 INTERP", 0, rx_int1_2_interp),
  2321. AQT_DAPM_MUX("AQT RX INT2_1 INTERP", 0, rx_int2_1_interp),
  2322. AQT_DAPM_MUX("AQT RX INT2_2 INTERP", 0, rx_int2_2_interp),
  2323. SND_SOC_DAPM_MIXER("AQT RX INT1 MIX1", SND_SOC_NOPM, 0, 0, NULL, 0),
  2324. SND_SOC_DAPM_MIXER("AQT RX INT2 MIX1", SND_SOC_NOPM, 0, 0, NULL, 0),
  2325. SND_SOC_DAPM_MUX_E("AQT ASRC0 MUX", SND_SOC_NOPM, ASRC0, 0,
  2326. &asrc0_mux, aqt_codec_enable_asrc_resampler,
  2327. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
  2328. SND_SOC_DAPM_MUX_E("AQT ASRC1 MUX", SND_SOC_NOPM, ASRC1, 0,
  2329. &asrc1_mux, aqt_codec_enable_asrc_resampler,
  2330. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
  2331. AQT_DAPM_MUX("AQT RX INT1 DEM MUX", 0, rx_int1_dem),
  2332. AQT_DAPM_MUX("AQT RX INT2 DEM MUX", 0, rx_int2_dem),
  2333. SND_SOC_DAPM_DAC_E("AQT RX INT1 DAC", NULL, AQT1000_ANA_HPH,
  2334. 5, 0, aqt_codec_hphl_dac_event,
  2335. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2336. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2337. SND_SOC_DAPM_DAC_E("AQT RX INT2 DAC", NULL, AQT1000_ANA_HPH,
  2338. 4, 0, aqt_codec_hphr_dac_event,
  2339. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2340. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2341. SND_SOC_DAPM_PGA_E("AQT HPHL PA", AQT1000_ANA_HPH, 7, 0, NULL, 0,
  2342. aqt_codec_enable_hphl_pa,
  2343. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2344. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2345. SND_SOC_DAPM_PGA_E("AQT HPHR PA", AQT1000_ANA_HPH, 6, 0, NULL, 0,
  2346. aqt_codec_enable_hphr_pa,
  2347. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2348. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2349. SND_SOC_DAPM_PGA_E("AQT ANC HPHL PA", SND_SOC_NOPM, 0, 0, NULL, 0,
  2350. aqt_codec_enable_hphl_pa,
  2351. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2352. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2353. SND_SOC_DAPM_PGA_E("AQT ANC HPHR PA", SND_SOC_NOPM, 0, 0, NULL, 0,
  2354. aqt_codec_enable_hphr_pa,
  2355. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
  2356. SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
  2357. SND_SOC_DAPM_OUTPUT("AQT HPHL"),
  2358. SND_SOC_DAPM_OUTPUT("AQT HPHR"),
  2359. SND_SOC_DAPM_OUTPUT("AQT ANC HPHL"),
  2360. SND_SOC_DAPM_OUTPUT("AQT ANC HPHR"),
  2361. SND_SOC_DAPM_MIXER_E("AQT IIR0", AQT1000_CDC_SIDETONE_IIR0_IIR_PATH_CTL,
  2362. 4, 0, NULL, 0, aqt_codec_set_iir_gain,
  2363. SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
  2364. SND_SOC_DAPM_MIXER("AQT SRC0",
  2365. AQT1000_CDC_SIDETONE_SRC0_ST_SRC_PATH_CTL,
  2366. 4, 0, NULL, 0),
  2367. SND_SOC_DAPM_MICBIAS_E("AQT MIC BIAS1", SND_SOC_NOPM, 0, 0,
  2368. aqt_codec_enable_micbias, SND_SOC_DAPM_PRE_PMU |
  2369. SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
  2370. SND_SOC_DAPM_SUPPLY("AQT RX_BIAS", SND_SOC_NOPM, 0, 0,
  2371. aqt_codec_enable_rx_bias,
  2372. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
  2373. SND_SOC_DAPM_SUPPLY("AQT RX INT1 NATIVE SUPPLY", SND_SOC_NOPM,
  2374. INTERP_HPHL, 0, aqt_enable_native_supply,
  2375. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
  2376. SND_SOC_DAPM_SUPPLY("AQT RX INT2 NATIVE SUPPLY", SND_SOC_NOPM,
  2377. INTERP_HPHR, 0, aqt_enable_native_supply,
  2378. SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
  2379. AQT_DAPM_MUX("AQT RX INT1_1 NATIVE MUX", 0, int1_1_native),
  2380. AQT_DAPM_MUX("AQT RX INT2_1 NATIVE MUX", 0, int2_1_native),
  2381. SND_SOC_DAPM_MUX("AQT RX ST MUX",
  2382. AQT1000_CDC_RX_INP_MUX_SIDETONE_SRC_CFG0, 2, 0,
  2383. &rx_inp_st_mux),
  2384. };
  2385. static int aqt_startup(struct snd_pcm_substream *substream,
  2386. struct snd_soc_dai *dai)
  2387. {
  2388. pr_debug("%s(): substream = %s stream = %d\n", __func__,
  2389. substream->name, substream->stream);
  2390. return 0;
  2391. }
  2392. static void aqt_shutdown(struct snd_pcm_substream *substream,
  2393. struct snd_soc_dai *dai)
  2394. {
  2395. pr_debug("%s(): substream = %s stream = %d\n", __func__,
  2396. substream->name, substream->stream);
  2397. }
  2398. static int aqt_set_decimator_rate(struct snd_soc_dai *dai,
  2399. u32 sample_rate)
  2400. {
  2401. struct snd_soc_codec *codec = dai->codec;
  2402. u8 tx_fs_rate = 0;
  2403. u8 tx_mux_sel = 0, tx0_mux_sel = 0, tx1_mux_sel = 0;
  2404. u16 tx_path_ctl_reg = 0;
  2405. switch (sample_rate) {
  2406. case 8000:
  2407. tx_fs_rate = 0;
  2408. break;
  2409. case 16000:
  2410. tx_fs_rate = 1;
  2411. break;
  2412. case 32000:
  2413. tx_fs_rate = 3;
  2414. break;
  2415. case 48000:
  2416. tx_fs_rate = 4;
  2417. break;
  2418. case 96000:
  2419. tx_fs_rate = 5;
  2420. break;
  2421. case 192000:
  2422. tx_fs_rate = 6;
  2423. break;
  2424. default:
  2425. dev_err(codec->dev, "%s: Invalid TX sample rate: %d\n",
  2426. __func__, sample_rate);
  2427. return -EINVAL;
  2428. };
  2429. /* Find which decimator path is enabled */
  2430. tx_mux_sel = snd_soc_read(codec, AQT1000_CDC_IF_ROUTER_TX_MUX_CFG0);
  2431. tx0_mux_sel = (tx_mux_sel & 0x03);
  2432. tx1_mux_sel = (tx_mux_sel & 0xC0);
  2433. if (tx0_mux_sel) {
  2434. tx_path_ctl_reg = AQT1000_CDC_TX0_TX_PATH_CTL +
  2435. ((tx0_mux_sel - 1) * 16);
  2436. snd_soc_update_bits(codec, tx_path_ctl_reg, 0x0F, tx_fs_rate);
  2437. }
  2438. if (tx1_mux_sel) {
  2439. tx_path_ctl_reg = AQT1000_CDC_TX0_TX_PATH_CTL +
  2440. ((tx1_mux_sel - 1) * 16);
  2441. snd_soc_update_bits(codec, tx_path_ctl_reg, 0x0F, tx_fs_rate);
  2442. }
  2443. return 0;
  2444. }
  2445. static int aqt_set_interpolator_rate(struct snd_soc_dai *dai,
  2446. u32 sample_rate)
  2447. {
  2448. struct snd_soc_codec *codec = dai->codec;
  2449. int rate_val = 0;
  2450. int i;
  2451. for (i = 0; i < ARRAY_SIZE(sr_val_tbl); i++) {
  2452. if (sample_rate == sr_val_tbl[i].sample_rate) {
  2453. rate_val = sr_val_tbl[i].rate_val;
  2454. break;
  2455. }
  2456. }
  2457. if ((i == ARRAY_SIZE(sr_val_tbl)) || (rate_val < 0)) {
  2458. dev_err(codec->dev, "%s: Unsupported sample rate: %d\n",
  2459. __func__, sample_rate);
  2460. return -EINVAL;
  2461. }
  2462. /* TODO - Set the rate only to enabled path */
  2463. /* Set Primary interpolator rate */
  2464. snd_soc_update_bits(codec, AQT1000_CDC_RX1_RX_PATH_CTL,
  2465. 0x0F, (u8)rate_val);
  2466. snd_soc_update_bits(codec, AQT1000_CDC_RX2_RX_PATH_CTL,
  2467. 0x0F, (u8)rate_val);
  2468. /* Set mixing path interpolator rate */
  2469. snd_soc_update_bits(codec, AQT1000_CDC_RX1_RX_PATH_MIX_CTL,
  2470. 0x0F, (u8)rate_val);
  2471. snd_soc_update_bits(codec, AQT1000_CDC_RX2_RX_PATH_MIX_CTL,
  2472. 0x0F, (u8)rate_val);
  2473. return 0;
  2474. }
  2475. static int aqt_prepare(struct snd_pcm_substream *substream,
  2476. struct snd_soc_dai *dai)
  2477. {
  2478. pr_debug("%s(): substream = %s stream = %d\n", __func__,
  2479. substream->name, substream->stream);
  2480. return 0;
  2481. }
  2482. static int aqt_hw_params(struct snd_pcm_substream *substream,
  2483. struct snd_pcm_hw_params *params,
  2484. struct snd_soc_dai *dai)
  2485. {
  2486. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(dai->codec);
  2487. int ret = 0;
  2488. dev_dbg(aqt->dev, "%s: dai_name = %s DAI-ID %x rate %d num_ch %d\n",
  2489. __func__, dai->name, dai->id, params_rate(params),
  2490. params_channels(params));
  2491. switch (substream->stream) {
  2492. case SNDRV_PCM_STREAM_PLAYBACK:
  2493. ret = aqt_set_interpolator_rate(dai, params_rate(params));
  2494. if (ret) {
  2495. dev_err(aqt->dev, "%s: cannot set sample rate: %u\n",
  2496. __func__, params_rate(params));
  2497. return ret;
  2498. }
  2499. switch (params_width(params)) {
  2500. case 16:
  2501. aqt->dai[dai->id].bit_width = 16;
  2502. break;
  2503. case 24:
  2504. aqt->dai[dai->id].bit_width = 24;
  2505. break;
  2506. case 32:
  2507. aqt->dai[dai->id].bit_width = 32;
  2508. break;
  2509. default:
  2510. return -EINVAL;
  2511. }
  2512. aqt->dai[dai->id].rate = params_rate(params);
  2513. break;
  2514. case SNDRV_PCM_STREAM_CAPTURE:
  2515. ret = aqt_set_decimator_rate(dai, params_rate(params));
  2516. if (ret) {
  2517. dev_err(aqt->dev,
  2518. "%s: cannot set TX Decimator rate: %d\n",
  2519. __func__, ret);
  2520. return ret;
  2521. }
  2522. switch (params_width(params)) {
  2523. case 16:
  2524. aqt->dai[dai->id].bit_width = 16;
  2525. break;
  2526. case 24:
  2527. aqt->dai[dai->id].bit_width = 24;
  2528. break;
  2529. default:
  2530. dev_err(aqt->dev, "%s: Invalid format 0x%x\n",
  2531. __func__, params_width(params));
  2532. return -EINVAL;
  2533. };
  2534. aqt->dai[dai->id].rate = params_rate(params);
  2535. break;
  2536. default:
  2537. dev_err(aqt->dev, "%s: Invalid stream type %d\n", __func__,
  2538. substream->stream);
  2539. return -EINVAL;
  2540. };
  2541. return 0;
  2542. }
  2543. static struct snd_soc_dai_ops aqt_dai_ops = {
  2544. .startup = aqt_startup,
  2545. .shutdown = aqt_shutdown,
  2546. .hw_params = aqt_hw_params,
  2547. .prepare = aqt_prepare,
  2548. };
  2549. struct snd_soc_dai_driver aqt_dai[] = {
  2550. {
  2551. .name = "aqt_rx1",
  2552. .id = AIF1_PB,
  2553. .playback = {
  2554. .stream_name = "AQT AIF1 Playback",
  2555. .rates = AQT1000_RATES_MASK | AQT1000_FRAC_RATES_MASK,
  2556. .formats = AQT1000_FORMATS_S16_S24_S32_LE,
  2557. .rate_min = 8000,
  2558. .rate_max = 384000,
  2559. .channels_min = 1,
  2560. .channels_max = 2,
  2561. },
  2562. .ops = &aqt_dai_ops,
  2563. },
  2564. {
  2565. .name = "aqt_tx1",
  2566. .id = AIF1_CAP,
  2567. .capture = {
  2568. .stream_name = "AQT AIF1 Capture",
  2569. .rates = AQT1000_RATES_MASK,
  2570. .formats = AQT1000_FORMATS_S16_S24_LE,
  2571. .rate_min = 8000,
  2572. .rate_max = 192000,
  2573. .channels_min = 1,
  2574. .channels_max = 2,
  2575. },
  2576. .ops = &aqt_dai_ops,
  2577. },
  2578. };
  2579. static int aqt_enable_mclk(struct aqt1000 *aqt)
  2580. {
  2581. struct snd_soc_codec *codec = aqt->codec;
  2582. /* Enable mclk requires master bias to be enabled first */
  2583. if (aqt->master_bias_users <= 0) {
  2584. dev_err(aqt->dev,
  2585. "%s: Cannot turn on MCLK, BG is not enabled\n",
  2586. __func__);
  2587. return -EINVAL;
  2588. }
  2589. if (++aqt->mclk_users == 1) {
  2590. /* Set clock div 2 */
  2591. snd_soc_update_bits(codec,
  2592. AQT1000_CLK_SYS_MCLK1_PRG, 0x0C, 0x04);
  2593. snd_soc_update_bits(codec,
  2594. AQT1000_CLK_SYS_MCLK1_PRG, 0x10, 0x10);
  2595. snd_soc_update_bits(codec,
  2596. AQT1000_CDC_CLK_RST_CTRL_FS_CNT_CONTROL,
  2597. 0x01, 0x01);
  2598. snd_soc_update_bits(codec,
  2599. AQT1000_CDC_CLK_RST_CTRL_MCLK_CONTROL,
  2600. 0x01, 0x01);
  2601. /*
  2602. * 10us sleep is required after clock is enabled
  2603. * as per HW requirement
  2604. */
  2605. usleep_range(10, 15);
  2606. }
  2607. dev_dbg(aqt->dev, "%s: mclk_users: %d\n", __func__, aqt->mclk_users);
  2608. return 0;
  2609. }
  2610. static int aqt_disable_mclk(struct aqt1000 *aqt)
  2611. {
  2612. struct snd_soc_codec *codec = aqt->codec;
  2613. if (aqt->mclk_users <= 0) {
  2614. dev_err(aqt->dev, "%s: No mclk users, cannot disable mclk\n",
  2615. __func__);
  2616. return -EINVAL;
  2617. }
  2618. if (--aqt->mclk_users == 0) {
  2619. snd_soc_update_bits(codec,
  2620. AQT1000_CDC_CLK_RST_CTRL_MCLK_CONTROL,
  2621. 0x01, 0x00);
  2622. snd_soc_update_bits(codec,
  2623. AQT1000_CDC_CLK_RST_CTRL_FS_CNT_CONTROL,
  2624. 0x01, 0x00);
  2625. snd_soc_update_bits(codec,
  2626. AQT1000_CLK_SYS_MCLK1_PRG, 0x10, 0x00);
  2627. }
  2628. dev_dbg(codec->dev, "%s: mclk_users: %d\n", __func__, aqt->mclk_users);
  2629. return 0;
  2630. }
  2631. static int aqt_enable_master_bias(struct aqt1000 *aqt)
  2632. {
  2633. struct snd_soc_codec *codec = aqt->codec;
  2634. mutex_lock(&aqt->master_bias_lock);
  2635. aqt->master_bias_users++;
  2636. if (aqt->master_bias_users == 1) {
  2637. snd_soc_update_bits(codec, AQT1000_ANA_BIAS, 0x80, 0x80);
  2638. snd_soc_update_bits(codec, AQT1000_ANA_BIAS, 0x40, 0x40);
  2639. /*
  2640. * 1ms delay is required after pre-charge is enabled
  2641. * as per HW requirement
  2642. */
  2643. usleep_range(1000, 1100);
  2644. snd_soc_update_bits(codec, AQT1000_ANA_BIAS, 0x40, 0x00);
  2645. }
  2646. mutex_unlock(&aqt->master_bias_lock);
  2647. return 0;
  2648. }
  2649. static int aqt_disable_master_bias(struct aqt1000 *aqt)
  2650. {
  2651. struct snd_soc_codec *codec = aqt->codec;
  2652. mutex_lock(&aqt->master_bias_lock);
  2653. if (aqt->master_bias_users <= 0) {
  2654. mutex_unlock(&aqt->master_bias_lock);
  2655. return -EINVAL;
  2656. }
  2657. aqt->master_bias_users--;
  2658. if (aqt->master_bias_users == 0)
  2659. snd_soc_update_bits(codec, AQT1000_ANA_BIAS, 0x80, 0x00);
  2660. mutex_unlock(&aqt->master_bias_lock);
  2661. return 0;
  2662. }
  2663. static int aqt_cdc_req_mclk_enable(struct aqt1000 *aqt,
  2664. bool enable)
  2665. {
  2666. int ret = 0;
  2667. if (enable) {
  2668. ret = clk_prepare_enable(aqt->ext_clk);
  2669. if (ret) {
  2670. dev_err(aqt->dev, "%s: ext clk enable failed\n",
  2671. __func__);
  2672. goto done;
  2673. }
  2674. /* Get BG */
  2675. aqt_enable_master_bias(aqt);
  2676. /* Get MCLK */
  2677. aqt_enable_mclk(aqt);
  2678. } else {
  2679. /* put MCLK */
  2680. aqt_disable_mclk(aqt);
  2681. /* put BG */
  2682. if (aqt_disable_master_bias(aqt))
  2683. dev_err(aqt->dev, "%s: master bias disable failed\n",
  2684. __func__);
  2685. clk_disable_unprepare(aqt->ext_clk);
  2686. }
  2687. done:
  2688. return ret;
  2689. }
  2690. static int __aqt_cdc_mclk_enable_locked(struct aqt1000 *aqt,
  2691. bool enable)
  2692. {
  2693. int ret = 0;
  2694. dev_dbg(aqt->dev, "%s: mclk_enable = %u\n", __func__, enable);
  2695. if (enable)
  2696. ret = aqt_cdc_req_mclk_enable(aqt, true);
  2697. else
  2698. aqt_cdc_req_mclk_enable(aqt, false);
  2699. return ret;
  2700. }
  2701. static int __aqt_cdc_mclk_enable(struct aqt1000 *aqt,
  2702. bool enable)
  2703. {
  2704. int ret;
  2705. mutex_lock(&aqt->cdc_bg_clk_lock);
  2706. ret = __aqt_cdc_mclk_enable_locked(aqt, enable);
  2707. mutex_unlock(&aqt->cdc_bg_clk_lock);
  2708. return ret;
  2709. }
  2710. /**
  2711. * aqt_cdc_mclk_enable - Enable/disable codec mclk
  2712. *
  2713. * @codec: codec instance
  2714. * @enable: Indicates clk enable or disable
  2715. *
  2716. * Returns 0 on Success and error on failure
  2717. */
  2718. int aqt_cdc_mclk_enable(struct snd_soc_codec *codec, bool enable)
  2719. {
  2720. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  2721. return __aqt_cdc_mclk_enable(aqt, enable);
  2722. }
  2723. EXPORT_SYMBOL(aqt_cdc_mclk_enable);
  2724. /*
  2725. * aqt_get_micb_vout_ctl_val: converts micbias from volts to register value
  2726. * @micb_mv: micbias in mv
  2727. *
  2728. * return register value converted
  2729. */
  2730. int aqt_get_micb_vout_ctl_val(u32 micb_mv)
  2731. {
  2732. /* min micbias voltage is 1V and maximum is 2.85V */
  2733. if (micb_mv < 1000 || micb_mv > 2850) {
  2734. pr_err("%s: unsupported micbias voltage\n", __func__);
  2735. return -EINVAL;
  2736. }
  2737. return (micb_mv - 1000) / 50;
  2738. }
  2739. EXPORT_SYMBOL(aqt_get_micb_vout_ctl_val);
  2740. static int aqt_set_micbias(struct aqt1000 *aqt,
  2741. struct aqt1000_pdata *pdata)
  2742. {
  2743. struct snd_soc_codec *codec = aqt->codec;
  2744. int vout_ctl_1;
  2745. if (!pdata) {
  2746. dev_err(codec->dev, "%s: NULL pdata\n", __func__);
  2747. return -ENODEV;
  2748. }
  2749. /* set micbias voltage */
  2750. vout_ctl_1 = aqt_get_micb_vout_ctl_val(pdata->micbias.micb1_mv);
  2751. if (vout_ctl_1 < 0)
  2752. return -EINVAL;
  2753. snd_soc_update_bits(codec, AQT1000_ANA_MICB1, 0x3F, vout_ctl_1);
  2754. return 0;
  2755. }
  2756. static ssize_t aqt_codec_version_read(struct snd_info_entry *entry,
  2757. void *file_private_data,
  2758. struct file *file,
  2759. char __user *buf, size_t count,
  2760. loff_t pos)
  2761. {
  2762. char buffer[AQT_VERSION_ENTRY_SIZE];
  2763. int len = 0;
  2764. len = snprintf(buffer, sizeof(buffer), "AQT1000_1_0\n");
  2765. return simple_read_from_buffer(buf, count, &pos, buffer, len);
  2766. }
  2767. static struct snd_info_entry_ops aqt_codec_info_ops = {
  2768. .read = aqt_codec_version_read,
  2769. };
  2770. /*
  2771. * aqt_codec_info_create_codec_entry - creates aqt1000 module
  2772. * @codec_root: The parent directory
  2773. * @codec: Codec instance
  2774. *
  2775. * Creates aqt1000 module and version entry under the given
  2776. * parent directory.
  2777. *
  2778. * Return: 0 on success or negative error code on failure.
  2779. */
  2780. int aqt_codec_info_create_codec_entry(struct snd_info_entry *codec_root,
  2781. struct snd_soc_codec *codec)
  2782. {
  2783. struct snd_info_entry *version_entry;
  2784. struct aqt1000 *aqt;
  2785. struct snd_soc_card *card;
  2786. if (!codec_root || !codec)
  2787. return -EINVAL;
  2788. aqt = snd_soc_codec_get_drvdata(codec);
  2789. if (!aqt) {
  2790. dev_dbg(codec->dev, "%s: aqt is NULL\n", __func__);
  2791. return -EINVAL;
  2792. }
  2793. card = codec->component.card;
  2794. aqt->entry = snd_info_create_subdir(codec_root->module,
  2795. "aqt1000", codec_root);
  2796. if (!aqt->entry) {
  2797. dev_dbg(codec->dev, "%s: failed to create aqt1000 entry\n",
  2798. __func__);
  2799. return -ENOMEM;
  2800. }
  2801. version_entry = snd_info_create_card_entry(card->snd_card,
  2802. "version",
  2803. aqt->entry);
  2804. if (!version_entry) {
  2805. dev_dbg(codec->dev, "%s: failed to create aqt1000 version entry\n",
  2806. __func__);
  2807. return -ENOMEM;
  2808. }
  2809. version_entry->private_data = aqt;
  2810. version_entry->size = AQT_VERSION_ENTRY_SIZE;
  2811. version_entry->content = SNDRV_INFO_CONTENT_DATA;
  2812. version_entry->c.ops = &aqt_codec_info_ops;
  2813. if (snd_info_register(version_entry) < 0) {
  2814. snd_info_free_entry(version_entry);
  2815. return -ENOMEM;
  2816. }
  2817. aqt->version_entry = version_entry;
  2818. return 0;
  2819. }
  2820. EXPORT_SYMBOL(aqt_codec_info_create_codec_entry);
  2821. static const struct aqt_reg_mask_val aqt_codec_reg_init[] = {
  2822. {AQT1000_CHIP_CFG0_EFUSE_CTL, 0x01, 0x01},
  2823. };
  2824. static const struct aqt_reg_mask_val aqt_codec_reg_update[] = {
  2825. {AQT1000_LDOH_MODE, 0x1F, 0x0B},
  2826. {AQT1000_MICB1_TEST_CTL_2, 0x07, 0x01},
  2827. {AQT1000_MICB1_MISC_MICB1_INM_RES_BIAS, 0x03, 0x02},
  2828. {AQT1000_MICB1_MISC_MICB1_INM_RES_BIAS, 0x0C, 0x08},
  2829. {AQT1000_MICB1_MISC_MICB1_INM_RES_BIAS, 0x30, 0x20},
  2830. {AQT1000_CDC_TX0_TX_PATH_CFG1, 0x01, 0x00},
  2831. {AQT1000_CDC_TX1_TX_PATH_CFG1, 0x01, 0x00},
  2832. {AQT1000_CDC_TX2_TX_PATH_CFG1, 0x01, 0x00},
  2833. };
  2834. static void aqt_codec_init_reg(struct aqt1000 *priv)
  2835. {
  2836. struct snd_soc_codec *codec = priv->codec;
  2837. u32 i;
  2838. for (i = 0; i < ARRAY_SIZE(aqt_codec_reg_init); i++)
  2839. snd_soc_update_bits(codec,
  2840. aqt_codec_reg_init[i].reg,
  2841. aqt_codec_reg_init[i].mask,
  2842. aqt_codec_reg_init[i].val);
  2843. }
  2844. static void aqt_codec_update_reg(struct aqt1000 *priv)
  2845. {
  2846. struct snd_soc_codec *codec = priv->codec;
  2847. u32 i;
  2848. for (i = 0; i < ARRAY_SIZE(aqt_codec_reg_update); i++)
  2849. snd_soc_update_bits(codec,
  2850. aqt_codec_reg_update[i].reg,
  2851. aqt_codec_reg_update[i].mask,
  2852. aqt_codec_reg_update[i].val);
  2853. }
  2854. static int aqt_soc_codec_probe(struct snd_soc_codec *codec)
  2855. {
  2856. struct aqt1000 *aqt;
  2857. struct aqt1000_pdata *pdata;
  2858. struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
  2859. int i, ret = 0;
  2860. dev_dbg(codec->dev, "%s()\n", __func__);
  2861. aqt = snd_soc_codec_get_drvdata(codec);
  2862. mutex_init(&aqt->codec_mutex);
  2863. mutex_init(&aqt->i2s_lock);
  2864. /* Class-H Init */
  2865. aqt_clsh_init(&aqt->clsh_d);
  2866. /* Default HPH Mode to Class-H Low HiFi */
  2867. aqt->hph_mode = CLS_H_LOHIFI;
  2868. aqt->fw_data = devm_kzalloc(codec->dev, sizeof(*(aqt->fw_data)),
  2869. GFP_KERNEL);
  2870. if (!aqt->fw_data)
  2871. goto err;
  2872. set_bit(WCD9XXX_ANC_CAL, aqt->fw_data->cal_bit);
  2873. set_bit(WCD9XXX_MBHC_CAL, aqt->fw_data->cal_bit);
  2874. /* Register for Clock */
  2875. aqt->ext_clk = clk_get(aqt->dev, "aqt_clk");
  2876. if (IS_ERR(aqt->ext_clk)) {
  2877. dev_err(aqt->dev, "%s: clk get %s failed\n",
  2878. __func__, "aqt_ext_clk");
  2879. goto err_clk;
  2880. }
  2881. ret = wcd_cal_create_hwdep(aqt->fw_data,
  2882. AQT1000_CODEC_HWDEP_NODE, codec);
  2883. if (ret < 0) {
  2884. dev_err(codec->dev, "%s hwdep failed %d\n", __func__, ret);
  2885. goto err_hwdep;
  2886. }
  2887. /* Initialize MBHC module */
  2888. ret = aqt_mbhc_init(&aqt->mbhc, codec, aqt->fw_data);
  2889. if (ret) {
  2890. pr_err("%s: mbhc initialization failed\n", __func__);
  2891. goto err_hwdep;
  2892. }
  2893. aqt->codec = codec;
  2894. for (i = 0; i < COMPANDER_MAX; i++)
  2895. aqt->comp_enabled[i] = 0;
  2896. aqt_cdc_mclk_enable(codec, true);
  2897. aqt_codec_init_reg(aqt);
  2898. aqt_cdc_mclk_enable(codec, false);
  2899. /* Add 100usec delay as per HW requirement */
  2900. usleep_range(100, 110);
  2901. aqt_codec_update_reg(aqt);
  2902. pdata = dev_get_platdata(codec->dev);
  2903. /* If 1.8v is supplied externally, then disable internal 1.8v supply */
  2904. for (i = 0; i < pdata->num_supplies; i++) {
  2905. if (!strcmp(pdata->regulator->name, "aqt_vdd1p8")) {
  2906. snd_soc_update_bits(codec, AQT1000_BUCK_5V_EN_CTL,
  2907. 0x03, 0x00);
  2908. dev_dbg(codec->dev, "%s: Disabled internal supply\n",
  2909. __func__);
  2910. break;
  2911. }
  2912. }
  2913. aqt_set_micbias(aqt, pdata);
  2914. snd_soc_dapm_add_routes(dapm, aqt_audio_map,
  2915. ARRAY_SIZE(aqt_audio_map));
  2916. for (i = 0; i < NUM_CODEC_DAIS; i++) {
  2917. INIT_LIST_HEAD(&aqt->dai[i].ch_list);
  2918. init_waitqueue_head(&aqt->dai[i].dai_wait);
  2919. }
  2920. for (i = 0; i < AQT1000_NUM_DECIMATORS; i++) {
  2921. aqt->tx_hpf_work[i].aqt = aqt;
  2922. aqt->tx_hpf_work[i].decimator = i;
  2923. INIT_DELAYED_WORK(&aqt->tx_hpf_work[i].dwork,
  2924. aqt_tx_hpf_corner_freq_callback);
  2925. aqt->tx_mute_dwork[i].aqt = aqt;
  2926. aqt->tx_mute_dwork[i].decimator = i;
  2927. INIT_DELAYED_WORK(&aqt->tx_mute_dwork[i].dwork,
  2928. aqt_tx_mute_update_callback);
  2929. }
  2930. mutex_lock(&aqt->codec_mutex);
  2931. snd_soc_dapm_disable_pin(dapm, "AQT ANC HPHL PA");
  2932. snd_soc_dapm_disable_pin(dapm, "AQT ANC HPHR PA");
  2933. snd_soc_dapm_disable_pin(dapm, "AQT ANC HPHL");
  2934. snd_soc_dapm_disable_pin(dapm, "AQT ANC HPHR");
  2935. mutex_unlock(&aqt->codec_mutex);
  2936. snd_soc_dapm_ignore_suspend(dapm, "AQT AIF1 Playback");
  2937. snd_soc_dapm_ignore_suspend(dapm, "AQT AIF1 Capture");
  2938. snd_soc_dapm_sync(dapm);
  2939. return ret;
  2940. err_hwdep:
  2941. clk_put(aqt->ext_clk);
  2942. err_clk:
  2943. devm_kfree(codec->dev, aqt->fw_data);
  2944. aqt->fw_data = NULL;
  2945. err:
  2946. mutex_destroy(&aqt->i2s_lock);
  2947. mutex_destroy(&aqt->codec_mutex);
  2948. return ret;
  2949. }
  2950. static int aqt_soc_codec_remove(struct snd_soc_codec *codec)
  2951. {
  2952. struct aqt1000 *aqt = snd_soc_codec_get_drvdata(codec);
  2953. /* Deinitialize MBHC module */
  2954. aqt_mbhc_deinit(codec);
  2955. aqt->mbhc = NULL;
  2956. mutex_destroy(&aqt->i2s_lock);
  2957. mutex_destroy(&aqt->codec_mutex);
  2958. clk_put(aqt->ext_clk);
  2959. return 0;
  2960. }
  2961. static struct regmap *aqt_get_regmap(struct device *dev)
  2962. {
  2963. struct aqt1000 *control = dev_get_drvdata(dev);
  2964. return control->regmap;
  2965. }
  2966. struct snd_soc_codec_driver snd_cdc_dev_aqt = {
  2967. .probe = aqt_soc_codec_probe,
  2968. .remove = aqt_soc_codec_remove,
  2969. .get_regmap = aqt_get_regmap,
  2970. .component_driver = {
  2971. .controls = aqt_snd_controls,
  2972. .num_controls = ARRAY_SIZE(aqt_snd_controls),
  2973. .dapm_widgets = aqt_dapm_widgets,
  2974. .num_dapm_widgets = ARRAY_SIZE(aqt_dapm_widgets),
  2975. .dapm_routes = aqt_audio_map,
  2976. .num_dapm_routes = ARRAY_SIZE(aqt_audio_map),
  2977. },
  2978. };
  2979. /*
  2980. * aqt_register_codec: Register the device to ASoC
  2981. * @dev: device
  2982. *
  2983. * return 0 success or error code in case of failure
  2984. */
  2985. int aqt_register_codec(struct device *dev)
  2986. {
  2987. return snd_soc_register_codec(dev, &snd_cdc_dev_aqt, aqt_dai,
  2988. ARRAY_SIZE(aqt_dai));
  2989. }
  2990. EXPORT_SYMBOL(aqt_register_codec);