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(card->dev, card_headset_pins, sizeof(*pins) * num_pins, GFP_KERNEL); 69 if (!pins) 70 return -ENOMEM; 71 72 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | 73 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, 74 pins, num_pins); 75 if (ret) 76 return ret; 77 78 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 79 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 80 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 81 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 82 83 snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, jack, NULL); 84 85 return 0; 86 } 87 88 static void avs_rt5663_codec_exit(struct snd_soc_pcm_runtime *runtime) 89 { 90 snd_soc_component_set_jack(snd_soc_rtd_to_codec(runtime, 0)->component, NULL, NULL); 91 } 92 93 static int 94 avs_rt5663_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params) 95 { 96 struct snd_interval *rate, *channels; 97 struct snd_mask *fmt; 98 99 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); 100 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); 101 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 102 103 /* The ADSP will convert the FE rate to 48k, stereo */ 104 rate->min = rate->max = 48000; 105 channels->min = channels->max = 2; 106 107 /* set SSPN to 24 bit */ 108 snd_mask_none(fmt); 109 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 110 111 return 0; 112 } 113 114 static int avs_rt5663_hw_params(struct snd_pcm_substream *substream, 115 struct snd_pcm_hw_params *params) 116 { 117 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 118 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); 119 int ret; 120 121 /* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */ 122 rt5663_sel_asrc_clk_src(codec_dai->component, 123 RT5663_DA_STEREO_FILTER | RT5663_AD_STEREO_FILTER, 124 RT5663_CLK_SEL_I2S1_ASRC); 125 126 ret = snd_soc_dai_set_sysclk(codec_dai, RT5663_SCLK_S_MCLK, 24576000, SND_SOC_CLOCK_IN); 127 128 return ret; 129 } 130 131 static const struct snd_soc_ops avs_rt5663_ops = { 132 .hw_params = avs_rt5663_hw_params, 133 }; 134 135 136 static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port, 137 int tdm_slot, struct snd_soc_dai_link **dai_link) 138 { 139 struct snd_soc_dai_link_component *platform; 140 struct snd_soc_dai_link *dl; 141 142 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL); 143 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); 144 if (!dl || !platform) 145 return -ENOMEM; 146 147 platform->name = platform_name; 148 149 dl->name = devm_kasprintf(dev, GFP_KERNEL, 150 AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot)); 151 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL); 152 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL); 153 if (!dl->name || !dl->cpus || !dl->codecs) 154 return -ENOMEM; 155 156 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 157 AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot)); 158 dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5663:00"); 159 dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, RT5663_CODEC_DAI); 160 if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name) 161 return -ENOMEM; 162 163 dl->num_cpus = 1; 164 dl->num_codecs = 1; 165 dl->platforms = platform; 166 dl->num_platforms = 1; 167 dl->id = 0; 168 dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC; 169 dl->init = avs_rt5663_codec_init; 170 dl->exit = avs_rt5663_codec_exit; 171 dl->be_hw_params_fixup = avs_rt5663_be_fixup; 172 dl->nonatomic = 1; 173 dl->no_pcm = 1; 174 dl->dpcm_capture = 1; 175 dl->dpcm_playback = 1; 176 dl->ops = &avs_rt5663_ops; 177 178 *dai_link = dl; 179 180 return 0; 181 } 182 183 static int avs_card_suspend_pre(struct snd_soc_card *card) 184 { 185 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT5663_CODEC_DAI); 186 187 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL); 188 } 189 190 static int avs_card_resume_post(struct snd_soc_card *card) 191 { 192 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT5663_CODEC_DAI); 193 struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card); 194 195 return snd_soc_component_set_jack(codec_dai->component, jack, NULL); 196 } 197 198 static int avs_rt5663_probe(struct platform_device *pdev) 199 { 200 struct snd_soc_dai_link *dai_link; 201 struct snd_soc_acpi_mach *mach; 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; 210 211 ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot); 212 if (ret) 213 return ret; 214 215 ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link); 216 if (ret) { 217 dev_err(dev, "Failed to create dai link: %d", ret); 218 return ret; 219 } 220 221 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 222 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); 223 if (!priv || !card) 224 return -ENOMEM; 225 226 card->name = "avs_rt5663"; 227 card->dev = dev; 228 card->owner = THIS_MODULE; 229 card->suspend_pre = avs_card_suspend_pre; 230 card->resume_post = avs_card_resume_post; 231 card->dai_link = dai_link; 232 card->num_links = 1; 233 card->controls = card_controls; 234 card->num_controls = ARRAY_SIZE(card_controls); 235 card->dapm_widgets = card_widgets; 236 card->num_dapm_widgets = ARRAY_SIZE(card_widgets); 237 card->dapm_routes = card_routes; 238 card->num_dapm_routes = ARRAY_SIZE(card_routes); 239 card->fully_routed = true; 240 snd_soc_card_set_drvdata(card, priv); 241 242 ret = snd_soc_fixup_dai_links_platform_name(card, pname); 243 if (ret) 244 return ret; 245 246 return devm_snd_soc_register_card(dev, card); 247 } 248 249 static const struct platform_device_id avs_rt5663_driver_ids[] = { 250 { 251 .name = "avs_rt5663", 252 }, 253 {}, 254 }; 255 MODULE_DEVICE_TABLE(platform, avs_rt5663_driver_ids); 256 257 static struct platform_driver avs_rt5663_driver = { 258 .probe = avs_rt5663_probe, 259 .driver = { 260 .name = "avs_rt5663", 261 .pm = &snd_soc_pm_ops, 262 }, 263 .id_table = avs_rt5663_driver_ids, 264 }; 265 266 module_platform_driver(avs_rt5663_driver); 267 268 MODULE_DESCRIPTION("Intel rt5663 machine driver"); 269 MODULE_LICENSE("GPL"); 270