ASoC: wl1273: Remove · tjh.dev/kernel@a46e95c

-4

sound/soc/codecs/Kconfig

··· 301 301 imply SND_SOC_LPASS_MACRO_COMMON 302 302 imply SND_SOC_LPASS_RX_MACRO 303 303 imply SND_SOC_LPASS_TX_MACRO 304 - imply SND_SOC_WL1273 305 304 imply SND_SOC_WM0010 306 305 imply SND_SOC_WM1250_EV1 307 306 imply SND_SOC_WM2000 ··· 2333 2334 help 2334 2335 The WCD9390/9395 is a audio codec IC Integrated in 2335 2336 Qualcomm SoCs like SM8650. 2336 - 2337 - config SND_SOC_WL1273 2338 - tristate 2339 2337 2340 2338 config SND_SOC_WM0010 2341 2339 tristate

-2

sound/soc/codecs/Makefile

··· 350 350 snd-soc-wcd938x-sdw-y := wcd938x-sdw.o 351 351 snd-soc-wcd939x-y := wcd939x.o 352 352 snd-soc-wcd939x-sdw-y := wcd939x-sdw.o 353 - snd-soc-wl1273-y := wl1273.o 354 353 snd-soc-wm-adsp-y := wm_adsp.o 355 354 snd-soc-wm0010-y := wm0010.o 356 355 snd-soc-wm1250-ev1-y := wm1250-ev1.o ··· 782 783 # avoid link failure by forcing sdw code built-in when needed 783 784 obj-$(CONFIG_SND_SOC_WCD939X) += snd-soc-wcd939x-sdw.o 784 785 endif 785 - obj-$(CONFIG_SND_SOC_WL1273) += snd-soc-wl1273.o 786 786 obj-$(CONFIG_SND_SOC_WM0010) += snd-soc-wm0010.o 787 787 obj-$(CONFIG_SND_SOC_WM1250_EV1) += snd-soc-wm1250-ev1.o 788 788 obj-$(CONFIG_SND_SOC_WM2000) += snd-soc-wm2000.o

-500

sound/soc/codecs/wl1273.c

··· 1 - // SPDX-License-Identifier: GPL-2.0-only 2 - /* 3 - * ALSA SoC WL1273 codec driver 4 - * 5 - * Author: Matti Aaltonen, <matti.j.aaltonen@nokia.com> 6 - * 7 - * Copyright: (C) 2010, 2011 Nokia Corporation 8 - */ 9 - 10 - #include <linux/mfd/wl1273-core.h> 11 - #include <linux/slab.h> 12 - #include <linux/module.h> 13 - #include <sound/pcm.h> 14 - #include <sound/pcm_params.h> 15 - #include <sound/soc.h> 16 - #include <sound/initval.h> 17 - 18 - #include "wl1273.h" 19 - 20 - enum wl1273_mode { WL1273_MODE_BT, WL1273_MODE_FM_RX, WL1273_MODE_FM_TX }; 21 - 22 - /* codec private data */ 23 - struct wl1273_priv { 24 - enum wl1273_mode mode; 25 - struct wl1273_core *core; 26 - unsigned int channels; 27 - }; 28 - 29 - static int snd_wl1273_fm_set_i2s_mode(struct wl1273_core *core, 30 - int rate, int width) 31 - { 32 - struct device *dev = &core->client->dev; 33 - int r = 0; 34 - u16 mode; 35 - 36 - dev_dbg(dev, "rate: %d\n", rate); 37 - dev_dbg(dev, "width: %d\n", width); 38 - 39 - mutex_lock(&core->lock); 40 - 41 - mode = core->i2s_mode & ~WL1273_IS2_WIDTH & ~WL1273_IS2_RATE; 42 - 43 - switch (rate) { 44 - case 48000: 45 - mode |= WL1273_IS2_RATE_48K; 46 - break; 47 - case 44100: 48 - mode |= WL1273_IS2_RATE_44_1K; 49 - break; 50 - case 32000: 51 - mode |= WL1273_IS2_RATE_32K; 52 - break; 53 - case 22050: 54 - mode |= WL1273_IS2_RATE_22_05K; 55 - break; 56 - case 16000: 57 - mode |= WL1273_IS2_RATE_16K; 58 - break; 59 - case 12000: 60 - mode |= WL1273_IS2_RATE_12K; 61 - break; 62 - case 11025: 63 - mode |= WL1273_IS2_RATE_11_025; 64 - break; 65 - case 8000: 66 - mode |= WL1273_IS2_RATE_8K; 67 - break; 68 - default: 69 - dev_err(dev, "Sampling rate: %d not supported\n", rate); 70 - r = -EINVAL; 71 - goto out; 72 - } 73 - 74 - switch (width) { 75 - case 16: 76 - mode |= WL1273_IS2_WIDTH_32; 77 - break; 78 - case 20: 79 - mode |= WL1273_IS2_WIDTH_40; 80 - break; 81 - case 24: 82 - mode |= WL1273_IS2_WIDTH_48; 83 - break; 84 - case 25: 85 - mode |= WL1273_IS2_WIDTH_50; 86 - break; 87 - case 30: 88 - mode |= WL1273_IS2_WIDTH_60; 89 - break; 90 - case 32: 91 - mode |= WL1273_IS2_WIDTH_64; 92 - break; 93 - case 40: 94 - mode |= WL1273_IS2_WIDTH_80; 95 - break; 96 - case 48: 97 - mode |= WL1273_IS2_WIDTH_96; 98 - break; 99 - case 64: 100 - mode |= WL1273_IS2_WIDTH_128; 101 - break; 102 - default: 103 - dev_err(dev, "Data width: %d not supported\n", width); 104 - r = -EINVAL; 105 - goto out; 106 - } 107 - 108 - dev_dbg(dev, "WL1273_I2S_DEF_MODE: 0x%04x\n", WL1273_I2S_DEF_MODE); 109 - dev_dbg(dev, "core->i2s_mode: 0x%04x\n", core->i2s_mode); 110 - dev_dbg(dev, "mode: 0x%04x\n", mode); 111 - 112 - if (core->i2s_mode != mode) { 113 - r = core->write(core, WL1273_I2S_MODE_CONFIG_SET, mode); 114 - if (r) 115 - goto out; 116 - 117 - core->i2s_mode = mode; 118 - r = core->write(core, WL1273_AUDIO_ENABLE, 119 - WL1273_AUDIO_ENABLE_I2S); 120 - if (r) 121 - goto out; 122 - } 123 - out: 124 - mutex_unlock(&core->lock); 125 - 126 - return r; 127 - } 128 - 129 - static int snd_wl1273_fm_set_channel_number(struct wl1273_core *core, 130 - int channel_number) 131 - { 132 - struct device *dev = &core->client->dev; 133 - int r = 0; 134 - 135 - dev_dbg(dev, "%s\n", __func__); 136 - 137 - mutex_lock(&core->lock); 138 - 139 - if (core->channel_number == channel_number) 140 - goto out; 141 - 142 - if (channel_number == 1 && core->mode == WL1273_MODE_RX) 143 - r = core->write(core, WL1273_MOST_MODE_SET, WL1273_RX_MONO); 144 - else if (channel_number == 1 && core->mode == WL1273_MODE_TX) 145 - r = core->write(core, WL1273_MONO_SET, WL1273_TX_MONO); 146 - else if (channel_number == 2 && core->mode == WL1273_MODE_RX) 147 - r = core->write(core, WL1273_MOST_MODE_SET, WL1273_RX_STEREO); 148 - else if (channel_number == 2 && core->mode == WL1273_MODE_TX) 149 - r = core->write(core, WL1273_MONO_SET, WL1273_TX_STEREO); 150 - else 151 - r = -EINVAL; 152 - out: 153 - mutex_unlock(&core->lock); 154 - 155 - return r; 156 - } 157 - 158 - static int snd_wl1273_get_audio_route(struct snd_kcontrol *kcontrol, 159 - struct snd_ctl_elem_value *ucontrol) 160 - { 161 - struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 162 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 163 - 164 - ucontrol->value.enumerated.item[0] = wl1273->mode; 165 - 166 - return 0; 167 - } 168 - 169 - /* 170 - * TODO: Implement the audio routing in the driver. Now this control 171 - * only indicates the setting that has been done elsewhere (in the user 172 - * space). 173 - */ 174 - static const char * const wl1273_audio_route[] = { "Bt", "FmRx", "FmTx" }; 175 - 176 - static int snd_wl1273_set_audio_route(struct snd_kcontrol *kcontrol, 177 - struct snd_ctl_elem_value *ucontrol) 178 - { 179 - struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 180 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 181 - 182 - if (wl1273->mode == ucontrol->value.enumerated.item[0]) 183 - return 0; 184 - 185 - /* Do not allow changes while stream is running */ 186 - if (snd_soc_component_active(component)) 187 - return -EPERM; 188 - 189 - if (ucontrol->value.enumerated.item[0] >= ARRAY_SIZE(wl1273_audio_route)) 190 - return -EINVAL; 191 - 192 - wl1273->mode = ucontrol->value.enumerated.item[0]; 193 - 194 - return 1; 195 - } 196 - 197 - static SOC_ENUM_SINGLE_EXT_DECL(wl1273_enum, wl1273_audio_route); 198 - 199 - static int snd_wl1273_fm_audio_get(struct snd_kcontrol *kcontrol, 200 - struct snd_ctl_elem_value *ucontrol) 201 - { 202 - struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 203 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 204 - 205 - dev_dbg(component->dev, "%s: enter.\n", __func__); 206 - 207 - ucontrol->value.enumerated.item[0] = wl1273->core->audio_mode; 208 - 209 - return 0; 210 - } 211 - 212 - static int snd_wl1273_fm_audio_put(struct snd_kcontrol *kcontrol, 213 - struct snd_ctl_elem_value *ucontrol) 214 - { 215 - struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 216 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 217 - int val, r = 0; 218 - 219 - dev_dbg(component->dev, "%s: enter.\n", __func__); 220 - 221 - val = ucontrol->value.enumerated.item[0]; 222 - if (wl1273->core->audio_mode == val) 223 - return 0; 224 - 225 - r = wl1273->core->set_audio(wl1273->core, val); 226 - if (r < 0) 227 - return r; 228 - 229 - return 1; 230 - } 231 - 232 - static const char * const wl1273_audio_strings[] = { "Digital", "Analog" }; 233 - 234 - static SOC_ENUM_SINGLE_EXT_DECL(wl1273_audio_enum, wl1273_audio_strings); 235 - 236 - static int snd_wl1273_fm_volume_get(struct snd_kcontrol *kcontrol, 237 - struct snd_ctl_elem_value *ucontrol) 238 - { 239 - struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 240 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 241 - 242 - dev_dbg(component->dev, "%s: enter.\n", __func__); 243 - 244 - ucontrol->value.integer.value[0] = wl1273->core->volume; 245 - 246 - return 0; 247 - } 248 - 249 - static int snd_wl1273_fm_volume_put(struct snd_kcontrol *kcontrol, 250 - struct snd_ctl_elem_value *ucontrol) 251 - { 252 - struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 253 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 254 - int r; 255 - 256 - dev_dbg(component->dev, "%s: enter.\n", __func__); 257 - 258 - r = wl1273->core->set_volume(wl1273->core, 259 - ucontrol->value.integer.value[0]); 260 - if (r) 261 - return r; 262 - 263 - return 1; 264 - } 265 - 266 - static const struct snd_kcontrol_new wl1273_controls[] = { 267 - SOC_ENUM_EXT("Codec Mode", wl1273_enum, 268 - snd_wl1273_get_audio_route, snd_wl1273_set_audio_route), 269 - SOC_ENUM_EXT("Audio Switch", wl1273_audio_enum, 270 - snd_wl1273_fm_audio_get, snd_wl1273_fm_audio_put), 271 - SOC_SINGLE_EXT("Volume", 0, 0, WL1273_MAX_VOLUME, 0, 272 - snd_wl1273_fm_volume_get, snd_wl1273_fm_volume_put), 273 - }; 274 - 275 - static const struct snd_soc_dapm_widget wl1273_dapm_widgets[] = { 276 - SND_SOC_DAPM_INPUT("RX"), 277 - 278 - SND_SOC_DAPM_OUTPUT("TX"), 279 - }; 280 - 281 - static const struct snd_soc_dapm_route wl1273_dapm_routes[] = { 282 - { "Capture", NULL, "RX" }, 283 - 284 - { "TX", NULL, "Playback" }, 285 - }; 286 - 287 - static int wl1273_startup(struct snd_pcm_substream *substream, 288 - struct snd_soc_dai *dai) 289 - { 290 - struct snd_soc_component *component = dai->component; 291 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 292 - 293 - switch (wl1273->mode) { 294 - case WL1273_MODE_BT: 295 - snd_pcm_hw_constraint_single(substream->runtime, 296 - SNDRV_PCM_HW_PARAM_RATE, 8000); 297 - snd_pcm_hw_constraint_single(substream->runtime, 298 - SNDRV_PCM_HW_PARAM_CHANNELS, 1); 299 - break; 300 - case WL1273_MODE_FM_RX: 301 - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 302 - pr_err("Cannot play in RX mode.\n"); 303 - return -EINVAL; 304 - } 305 - break; 306 - case WL1273_MODE_FM_TX: 307 - if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) { 308 - pr_err("Cannot capture in TX mode.\n"); 309 - return -EINVAL; 310 - } 311 - break; 312 - default: 313 - return -EINVAL; 314 - } 315 - 316 - return 0; 317 - } 318 - 319 - static int wl1273_hw_params(struct snd_pcm_substream *substream, 320 - struct snd_pcm_hw_params *params, 321 - struct snd_soc_dai *dai) 322 - { 323 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(dai->component); 324 - struct wl1273_core *core = wl1273->core; 325 - unsigned int rate, width, r; 326 - 327 - if (params_width(params) != 16) { 328 - dev_err(dai->dev, "%d bits/sample not supported\n", 329 - params_width(params)); 330 - return -EINVAL; 331 - } 332 - 333 - rate = params_rate(params); 334 - width = hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min; 335 - 336 - if (wl1273->mode == WL1273_MODE_BT) { 337 - if (rate != 8000) { 338 - pr_err("Rate %d not supported.\n", params_rate(params)); 339 - return -EINVAL; 340 - } 341 - 342 - if (params_channels(params) != 1) { 343 - pr_err("Only mono supported.\n"); 344 - return -EINVAL; 345 - } 346 - 347 - return 0; 348 - } 349 - 350 - if (wl1273->mode == WL1273_MODE_FM_TX && 351 - substream->stream == SNDRV_PCM_STREAM_CAPTURE) { 352 - pr_err("Only playback supported with TX.\n"); 353 - return -EINVAL; 354 - } 355 - 356 - if (wl1273->mode == WL1273_MODE_FM_RX && 357 - substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 358 - pr_err("Only capture supported with RX.\n"); 359 - return -EINVAL; 360 - } 361 - 362 - if (wl1273->mode != WL1273_MODE_FM_RX && 363 - wl1273->mode != WL1273_MODE_FM_TX) { 364 - pr_err("Unexpected mode: %d.\n", wl1273->mode); 365 - return -EINVAL; 366 - } 367 - 368 - r = snd_wl1273_fm_set_i2s_mode(core, rate, width); 369 - if (r) 370 - return r; 371 - 372 - wl1273->channels = params_channels(params); 373 - r = snd_wl1273_fm_set_channel_number(core, wl1273->channels); 374 - if (r) 375 - return r; 376 - 377 - return 0; 378 - } 379 - 380 - static const struct snd_soc_dai_ops wl1273_dai_ops = { 381 - .startup = wl1273_startup, 382 - .hw_params = wl1273_hw_params, 383 - }; 384 - 385 - static struct snd_soc_dai_driver wl1273_dai = { 386 - .name = "wl1273-fm", 387 - .playback = { 388 - .stream_name = "Playback", 389 - .channels_min = 1, 390 - .channels_max = 2, 391 - .rates = SNDRV_PCM_RATE_8000_48000, 392 - .formats = SNDRV_PCM_FMTBIT_S16_LE}, 393 - .capture = { 394 - .stream_name = "Capture", 395 - .channels_min = 1, 396 - .channels_max = 2, 397 - .rates = SNDRV_PCM_RATE_8000_48000, 398 - .formats = SNDRV_PCM_FMTBIT_S16_LE}, 399 - .ops = &wl1273_dai_ops, 400 - }; 401 - 402 - /* Audio interface format for the soc_card driver */ 403 - int wl1273_get_format(struct snd_soc_component *component, unsigned int *fmt) 404 - { 405 - struct wl1273_priv *wl1273; 406 - 407 - if (component == NULL || fmt == NULL) 408 - return -EINVAL; 409 - 410 - wl1273 = snd_soc_component_get_drvdata(component); 411 - 412 - switch (wl1273->mode) { 413 - case WL1273_MODE_FM_RX: 414 - case WL1273_MODE_FM_TX: 415 - *fmt = SND_SOC_DAIFMT_I2S | 416 - SND_SOC_DAIFMT_NB_NF | 417 - SND_SOC_DAIFMT_CBP_CFP; 418 - 419 - break; 420 - case WL1273_MODE_BT: 421 - *fmt = SND_SOC_DAIFMT_DSP_A | 422 - SND_SOC_DAIFMT_IB_NF | 423 - SND_SOC_DAIFMT_CBP_CFP; 424 - 425 - break; 426 - default: 427 - return -EINVAL; 428 - } 429 - 430 - return 0; 431 - } 432 - EXPORT_SYMBOL_GPL(wl1273_get_format); 433 - 434 - static int wl1273_probe(struct snd_soc_component *component) 435 - { 436 - struct wl1273_core **core = component->dev->platform_data; 437 - struct wl1273_priv *wl1273; 438 - 439 - dev_dbg(component->dev, "%s.\n", __func__); 440 - 441 - if (!core) { 442 - dev_err(component->dev, "Platform data is missing.\n"); 443 - return -EINVAL; 444 - } 445 - 446 - wl1273 = kzalloc(sizeof(struct wl1273_priv), GFP_KERNEL); 447 - if (!wl1273) 448 - return -ENOMEM; 449 - 450 - wl1273->mode = WL1273_MODE_BT; 451 - wl1273->core = *core; 452 - 453 - snd_soc_component_set_drvdata(component, wl1273); 454 - 455 - return 0; 456 - } 457 - 458 - static void wl1273_remove(struct snd_soc_component *component) 459 - { 460 - struct wl1273_priv *wl1273 = snd_soc_component_get_drvdata(component); 461 - 462 - dev_dbg(component->dev, "%s\n", __func__); 463 - kfree(wl1273); 464 - } 465 - 466 - static const struct snd_soc_component_driver soc_component_dev_wl1273 = { 467 - .probe = wl1273_probe, 468 - .remove = wl1273_remove, 469 - .controls = wl1273_controls, 470 - .num_controls = ARRAY_SIZE(wl1273_controls), 471 - .dapm_widgets = wl1273_dapm_widgets, 472 - .num_dapm_widgets = ARRAY_SIZE(wl1273_dapm_widgets), 473 - .dapm_routes = wl1273_dapm_routes, 474 - .num_dapm_routes = ARRAY_SIZE(wl1273_dapm_routes), 475 - .idle_bias_on = 1, 476 - .use_pmdown_time = 1, 477 - .endianness = 1, 478 - }; 479 - 480 - static int wl1273_platform_probe(struct platform_device *pdev) 481 - { 482 - return devm_snd_soc_register_component(&pdev->dev, 483 - &soc_component_dev_wl1273, 484 - &wl1273_dai, 1); 485 - } 486 - 487 - MODULE_ALIAS("platform:wl1273-codec"); 488 - 489 - static struct platform_driver wl1273_platform_driver = { 490 - .driver = { 491 - .name = "wl1273-codec", 492 - }, 493 - .probe = wl1273_platform_probe, 494 - }; 495 - 496 - module_platform_driver(wl1273_platform_driver); 497 - 498 - MODULE_AUTHOR("Matti Aaltonen <matti.j.aaltonen@nokia.com>"); 499 - MODULE_DESCRIPTION("ASoC WL1273 codec driver"); 500 - MODULE_LICENSE("GPL");

-16

sound/soc/codecs/wl1273.h

··· 1 - /* SPDX-License-Identifier: GPL-2.0-only */ 2 - /* 3 - * sound/soc/codec/wl1273.h 4 - * 5 - * ALSA SoC WL1273 codec driver 6 - * 7 - * Copyright (C) Nokia Corporation 8 - * Author: Matti Aaltonen <matti.j.aaltonen@nokia.com> 9 - */ 10 - 11 - #ifndef __WL1273_CODEC_H__ 12 - #define __WL1273_CODEC_H__ 13 - 14 - int wl1273_get_format(struct snd_soc_component *component, unsigned int *fmt); 15 - 16 - #endif /* End of __WL1273_CODEC_H__ */

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