1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright(c) 2022-2023 Intel Corporation 4 // 5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com> 6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> 7 // 8 9 #include <linux/clk.h> 10 #include <linux/input.h> 11 #include <linux/module.h> 12 #include <sound/jack.h> 13 #include <sound/pcm.h> 14 #include <sound/pcm_params.h> 15 #include <sound/soc.h> 16 #include <sound/soc-acpi.h> 17 #include "../../../codecs/rt5663.h" 18 #include "../utils.h" 19 20 #define RT5663_CODEC_DAI "rt5663-aif" 21 22 struct rt5663_private { 23 struct snd_soc_jack jack; 24 }; 25 26 static const struct snd_kcontrol_new card_controls[] = { 27 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 28 SOC_DAPM_PIN_SWITCH("Headset Mic"), 29 }; 30 31 static const struct snd_soc_dapm_widget card_widgets[] = { 32 SND_SOC_DAPM_HP("Headphone Jack", NULL), 33 SND_SOC_DAPM_MIC("Headset Mic", NULL), 34 }; 35 36 static const struct snd_soc_dapm_route card_routes[] = { 37 /* HP jack connectors */ 38 { "Headphone Jack", NULL, "HPOL" }, 39 { "Headphone Jack", NULL, "HPOR" }, 40 41 /* Mic jacks */ 42 { "IN1P", NULL, "Headset Mic" }, 43 { "IN1N", NULL, "Headset Mic" }, 44 }; 45 46 static const struct snd_soc_jack_pin card_headset_pins[] = { 47 { 48 .pin = "Headphone Jack", 49 .mask = SND_JACK_HEADPHONE, 50 }, 51 { 52 .pin = "Headset Mic", 53 .mask = SND_JACK_MICROPHONE, 54 }, 55 }; 56 57 static int avs_rt5663_codec_init(struct snd_soc_pcm_runtime *runtime) 58 { 59 struct snd_soc_card *card = runtime->card; 60 struct rt5663_private *priv = snd_soc_card_get_drvdata(card); 61 struct snd_soc_jack_pin *pins; 62 struct snd_soc_jack *jack; 63 int num_pins, ret; 64 65 jack = &priv->jack; 66 num_pins = ARRAY_SIZE(card_headset_pins); 67 68 pins = devm_kmemdup_array(card->dev, card_headset_pins, num_pins, 69 sizeof(card_headset_pins[0]), GFP_KERNEL); 70 if (!pins) 71 return -ENOMEM; 72 73 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | 74 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, 75 pins, num_pins); 76 if (ret) 77 return ret; 78 79 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 80 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 81 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 82 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 83 84 snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, jack, NULL); 85 86 return 0; 87 } 88 89 static void avs_rt5663_codec_exit(struct snd_soc_pcm_runtime *runtime) 90 { 91 snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, NULL, NULL); 92 } 93 94 static int 95 avs_rt5663_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params) 96 { 97 struct snd_interval *rate, *channels; 98 struct snd_mask *fmt; 99 100 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); 101 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); 102 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 103 104 /* The ADSP will convert the FE rate to 48k, stereo */ 105 rate->min = rate->max = 48000; 106 channels->min = channels->max = 2; 107 108 /* set SSPN to 24 bit */ 109 snd_mask_none(fmt); 110 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 111 112 return 0; 113 } 114 115 static int avs_rt5663_hw_params(struct snd_pcm_substream *substream, 116 struct snd_pcm_hw_params *params) 117 { 118 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 119 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); 120 int ret; 121 122 /* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */ 123 rt5663_sel_asrc_clk_src(codec_dai->component, 124 RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER, 125 RT5663_CLK_SEL_I2S1_ASRC); 126 127 ret = snd_soc_dai_set_sysclk(codec_dai, RT5663_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN); 128 129 return ret; 130 } 131 132 static const struct snd_soc_ops avs_rt5663_ops = { 133 .hw_params = avs_rt5663_hw_params, 134 }; 135 136 137 static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port, 138 int tdm_slot, struct snd_soc_dai_link **dai_link) 139 { 140 struct snd_soc_dai_link_component *platform; 141 struct snd_soc_dai_link *dl; 142 143 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL); 144 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); 145 if (!dl || !platform) 146 return -ENOMEM; 147 148 platform->name = platform_name; 149 150 dl->name = devm_kasprintf(dev, GFP_KERNEL, 151 AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot)); 152 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL); 153 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL); 154 if (!dl->name || !dl->cpus || !dl->codecs) 155 return -ENOMEM; 156 157 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 158 AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot)); 159 dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5663:00"); 160 dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, RT5663_CODEC_DAI); 161 if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name) 162 return -ENOMEM; 163 164 dl->num_cpus = 1; 165 dl->num_codecs = 1; 166 dl->platforms = platform; 167 dl->num_platforms = 1; 168 dl->id = 0; 169 dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC; 170 dl->init = avs_rt5663_codec_init; 171 dl->exit = avs_rt5663_codec_exit; 172 dl->be_hw_params_fixup = avs_rt5663_be_fixup; 173 dl->nonatomic = 1; 174 dl->no_pcm = 1; 175 dl->ops = &avs_rt5663_ops; 176 177 *dai_link = dl; 178 179 return 0; 180 } 181 182 static int avs_card_suspend_pre(struct snd_soc_card *card) 183 { 184 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT5663_CODEC_DAI); 185 186 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL); 187 } 188 189 static int avs_card_resume_post(struct snd_soc_card *card) 190 { 191 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT5663_CODEC_DAI); 192 struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card); 193 194 return snd_soc_component_set_jack(codec_dai->component, jack, NULL); 195 } 196 197 static int avs_rt5663_probe(struct platform_device *pdev) 198 { 199 struct snd_soc_dai_link *dai_link; 200 struct snd_soc_acpi_mach *mach; 201 struct avs_mach_pdata *pdata; 202 struct snd_soc_card *card; 203 struct rt5663_private *priv; 204 struct device *dev = &pdev->dev; 205 const char *pname; 206 int ssp_port, tdm_slot, ret; 207 208 mach = dev_get_platdata(dev); 209 pname = mach->mach_params.platform; 210 pdata = mach->pdata; 211 212 ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot); 213 if (ret) 214 return ret; 215 216 ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link); 217 if (ret) { 218 dev_err(dev, "Failed to create dai link: %d", ret); 219 return ret; 220 } 221 222 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 223 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); 224 if (!priv || !card) 225 return -ENOMEM; 226 227 if (pdata->obsolete_card_names) { 228 card->name = "avs_rt5663"; 229 } else { 230 card->driver_name = "avs_rt5663"; 231 card->long_name = card->name = "AVS I2S ALC5663"; 232 } 233 card->dev = dev; 234 card->owner = THIS_MODULE; 235 card->suspend_pre = avs_card_suspend_pre; 236 card->resume_post = avs_card_resume_post; 237 card->dai_link = dai_link; 238 card->num_links = 1; 239 card->controls = card_controls; 240 card->num_controls = ARRAY_SIZE(card_controls); 241 card->dapm_widgets = card_widgets; 242 card->num_dapm_widgets = ARRAY_SIZE(card_widgets); 243 card->dapm_routes = card_routes; 244 card->num_dapm_routes = ARRAY_SIZE(card_routes); 245 card->fully_routed = true; 246 snd_soc_card_set_drvdata(card, priv); 247 248 ret = snd_soc_fixup_dai_links_platform_name(card, pname); 249 if (ret) 250 return ret; 251 252 return devm_snd_soc_register_deferrable_card(dev, card); 253 } 254 255 static const struct platform_device_id avs_rt5663_driver_ids[] = { 256 { 257 .name = "avs_rt5663", 258 }, 259 {}, 260 }; 261 MODULE_DEVICE_TABLE(platform, avs_rt5663_driver_ids); 262 263 static struct platform_driver avs_rt5663_driver = { 264 .probe = avs_rt5663_probe, 265 .driver = { 266 .name = "avs_rt5663", 267 .pm = &snd_soc_pm_ops, 268 }, 269 .id_table = avs_rt5663_driver_ids, 270 }; 271 272 module_platform_driver(avs_rt5663_driver); 273 274 MODULE_DESCRIPTION("Intel rt5663 machine driver"); 275 MODULE_LICENSE("GPL"); 276