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1// SPDX-License-Identifier: GPL-2.0-only2//3// Copyright(c) 2021-2022 Intel Corporation4//5// Authors: Cezary Rojewski <cezary.rojewski@intel.com>6// Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>7//8 9#include <linux/module.h>10#include <sound/jack.h>11#include <sound/pcm.h>12#include <sound/pcm_params.h>13#include <sound/soc.h>14#include <sound/soc-acpi.h>15#include "../../../codecs/rt286.h"16#include "../utils.h"17 18#define RT286_CODEC_DAI "rt286-aif1"19 20static const struct snd_kcontrol_new card_controls[] = {21 SOC_DAPM_PIN_SWITCH("Headphone Jack"),22 SOC_DAPM_PIN_SWITCH("Mic Jack"),23 SOC_DAPM_PIN_SWITCH("Speaker"),24};25 26static const struct snd_soc_dapm_widget card_widgets[] = {27 SND_SOC_DAPM_HP("Headphone Jack", NULL),28 SND_SOC_DAPM_MIC("Mic Jack", NULL),29 SND_SOC_DAPM_SPK("Speaker", NULL),30};31 32static const struct snd_soc_dapm_route card_base_routes[] = {33 /* HP jack connectors - unknown if we have jack detect */34 {"Headphone Jack", NULL, "HPO Pin"},35 {"MIC1", NULL, "Mic Jack"},36 37 {"Speaker", NULL, "SPOR"},38 {"Speaker", NULL, "SPOL"},39};40 41static const struct snd_soc_jack_pin card_headset_pins[] = {42 {43 .pin = "Headphone Jack",44 .mask = SND_JACK_HEADPHONE,45 },46 {47 .pin = "Mic Jack",48 .mask = SND_JACK_MICROPHONE,49 },50};51 52static int avs_rt286_codec_init(struct snd_soc_pcm_runtime *runtime)53{54 struct snd_soc_card *card = runtime->card;55 struct snd_soc_jack_pin *pins;56 struct snd_soc_jack *jack;57 int num_pins, ret;58 59 jack = snd_soc_card_get_drvdata(card);60 num_pins = ARRAY_SIZE(card_headset_pins);61 62 pins = devm_kmemdup(card->dev, card_headset_pins, sizeof(*pins) * num_pins, GFP_KERNEL);63 if (!pins)64 return -ENOMEM;65 66 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0,67 jack, pins, num_pins);68 if (ret)69 return ret;70 71 return snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, jack, NULL);72}73 74static void avs_rt286_codec_exit(struct snd_soc_pcm_runtime *rtd)75{76 snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL);77}78 79static int avs_rt286_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params)80{81 struct snd_interval *rate, *channels;82 struct snd_mask *fmt;83 84 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);85 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);86 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);87 88 /* The ADSP will convert the FE rate to 48k, stereo */89 rate->min = rate->max = 48000;90 channels->min = channels->max = 2;91 92 /* set SSP0 to 24 bit */93 snd_mask_none(fmt);94 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);95 96 return 0;97}98 99static int100avs_rt286_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params)101{102 struct snd_soc_pcm_runtime *runtime = snd_soc_substream_to_rtd(substream);103 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(runtime, 0);104 int ret;105 106 ret = snd_soc_dai_set_sysclk(codec_dai, RT286_SCLK_S_PLL, 24000000, SND_SOC_CLOCK_IN);107 if (ret < 0)108 dev_err(runtime->dev, "Set codec sysclk failed: %d\n", ret);109 110 return ret;111}112 113static const struct snd_soc_ops avs_rt286_ops = {114 .hw_params = avs_rt286_hw_params,115};116 117static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,118 int tdm_slot, struct snd_soc_dai_link **dai_link)119{120 struct snd_soc_dai_link_component *platform;121 struct snd_soc_dai_link *dl;122 123 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);124 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);125 if (!dl || !platform)126 return -ENOMEM;127 128 platform->name = platform_name;129 130 dl->name = devm_kasprintf(dev, GFP_KERNEL,131 AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot));132 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);133 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);134 if (!dl->name || !dl->cpus || !dl->codecs)135 return -ENOMEM;136 137 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,138 AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot));139 dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-INT343A:00");140 dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, RT286_CODEC_DAI);141 if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)142 return -ENOMEM;143 144 dl->num_cpus = 1;145 dl->num_codecs = 1;146 dl->platforms = platform;147 dl->num_platforms = 1;148 dl->id = 0;149 dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS;150 dl->init = avs_rt286_codec_init;151 dl->exit = avs_rt286_codec_exit;152 dl->be_hw_params_fixup = avs_rt286_be_fixup;153 dl->ops = &avs_rt286_ops;154 dl->nonatomic = 1;155 dl->no_pcm = 1;156 dl->dpcm_capture = 1;157 dl->dpcm_playback = 1;158 159 *dai_link = dl;160 161 return 0;162}163 164static int avs_card_suspend_pre(struct snd_soc_card *card)165{166 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT286_CODEC_DAI);167 168 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL);169}170 171static int avs_card_resume_post(struct snd_soc_card *card)172{173 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT286_CODEC_DAI);174 struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);175 176 return snd_soc_component_set_jack(codec_dai->component, jack, NULL);177}178 179static int avs_rt286_probe(struct platform_device *pdev)180{181 struct snd_soc_dai_link *dai_link;182 struct snd_soc_acpi_mach *mach;183 struct snd_soc_card *card;184 struct snd_soc_jack *jack;185 struct device *dev = &pdev->dev;186 const char *pname;187 int ssp_port, tdm_slot, ret;188 189 mach = dev_get_platdata(dev);190 pname = mach->mach_params.platform;191 192 ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot);193 if (ret)194 return ret;195 196 ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link);197 198 if (ret) {199 dev_err(dev, "Failed to create dai link: %d", ret);200 return ret;201 }202 203 jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);204 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);205 if (!jack || !card)206 return -ENOMEM;207 208 card->name = "avs_rt286";209 card->dev = dev;210 card->owner = THIS_MODULE;211 card->suspend_pre = avs_card_suspend_pre;212 card->resume_post = avs_card_resume_post;213 card->dai_link = dai_link;214 card->num_links = 1;215 card->controls = card_controls;216 card->num_controls = ARRAY_SIZE(card_controls);217 card->dapm_widgets = card_widgets;218 card->num_dapm_widgets = ARRAY_SIZE(card_widgets);219 card->dapm_routes = card_base_routes;220 card->num_dapm_routes = ARRAY_SIZE(card_base_routes);221 card->fully_routed = true;222 snd_soc_card_set_drvdata(card, jack);223 224 ret = snd_soc_fixup_dai_links_platform_name(card, pname);225 if (ret)226 return ret;227 228 return devm_snd_soc_register_card(dev, card);229}230 231static const struct platform_device_id avs_rt286_driver_ids[] = {232 {233 .name = "avs_rt286",234 },235 {},236};237MODULE_DEVICE_TABLE(platform, avs_rt286_driver_ids);238 239static struct platform_driver avs_rt286_driver = {240 .probe = avs_rt286_probe,241 .driver = {242 .name = "avs_rt286",243 .pm = &snd_soc_pm_ops,244 },245 .id_table = avs_rt286_driver_ids,246};247 248module_platform_driver(avs_rt286_driver);249 250MODULE_DESCRIPTION("Intel rt286 machine driver");251MODULE_LICENSE("GPL");252