Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Cezary Rojewski | 1290 | 91.30% | 1 | 14.29% |
Amadeusz Sławiński | 120 | 8.49% | 4 | 57.14% |
Kuninori Morimoto | 2 | 0.14% | 1 | 14.29% |
Brent Lu | 1 | 0.07% | 1 | 14.29% |
Total | 1413 | 7 |
// SPDX-License-Identifier: GPL-2.0-only // // Copyright(c) 2021-2022 Intel Corporation. All rights reserved. // // Authors: Cezary Rojewski <cezary.rojewski@intel.com> // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> // #include <linux/module.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-acpi.h> #include "../../../codecs/rt274.h" #include "../utils.h" #define AVS_RT274_FREQ_OUT 24000000 #define AVS_RT274_BE_FIXUP_RATE 48000 #define RT274_CODEC_DAI "rt274-aif1" static const struct snd_kcontrol_new card_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), SOC_DAPM_PIN_SWITCH("Mic Jack"), }; static int avs_rt274_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *control, int event) { struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_card *card = dapm->card; struct snd_soc_dai *codec_dai; int ret; codec_dai = snd_soc_card_get_codec_dai(card, RT274_CODEC_DAI); if (!codec_dai) return -EINVAL; /* Codec needs clock for Jack detection and button press */ ret = snd_soc_dai_set_sysclk(codec_dai, RT274_SCLK_S_PLL2, AVS_RT274_FREQ_OUT, SND_SOC_CLOCK_IN); if (ret < 0) { dev_err(codec_dai->dev, "set codec sysclk failed: %d\n", ret); return ret; } if (SND_SOC_DAPM_EVENT_ON(event)) { int ratio = 100; snd_soc_dai_set_bclk_ratio(codec_dai, ratio); ret = snd_soc_dai_set_pll(codec_dai, 0, RT274_PLL2_S_BCLK, AVS_RT274_BE_FIXUP_RATE * ratio, AVS_RT274_FREQ_OUT); if (ret) { dev_err(codec_dai->dev, "failed to enable PLL2: %d\n", ret); return ret; } } return 0; } static const struct snd_soc_dapm_widget card_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), SND_SOC_DAPM_MIC("Mic Jack", NULL), SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, avs_rt274_clock_control, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), }; static const struct snd_soc_dapm_route card_base_routes[] = { {"Headphone Jack", NULL, "HPO Pin"}, {"MIC", NULL, "Mic Jack"}, {"Headphone Jack", NULL, "Platform Clock"}, {"MIC", NULL, "Platform Clock"}, }; static struct snd_soc_jack_pin card_headset_pins[] = { { .pin = "Headphone Jack", .mask = SND_JACK_HEADPHONE, }, { .pin = "Mic Jack", .mask = SND_JACK_MICROPHONE, }, }; static int avs_rt274_codec_init(struct snd_soc_pcm_runtime *runtime) { struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(runtime, 0); struct snd_soc_component *component = codec_dai->component; struct snd_soc_jack_pin *pins; struct snd_soc_jack *jack; struct snd_soc_card *card = runtime->card; int num_pins, ret; jack = snd_soc_card_get_drvdata(card); num_pins = ARRAY_SIZE(card_headset_pins); pins = devm_kmemdup(card->dev, card_headset_pins, sizeof(*pins) * num_pins, GFP_KERNEL); if (!pins) return -ENOMEM; ret = snd_soc_card_jack_new_pins(card, "Headset", SND_JACK_HEADSET, jack, pins, num_pins); if (ret) return ret; snd_soc_component_set_jack(component, jack, NULL); /* TDM 4 slots 24 bit, set Rx & Tx bitmask to 4 active slots */ ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xF, 0xF, 4, 24); if (ret < 0) { dev_err(card->dev, "can't set codec pcm format %d\n", ret); return ret; } card->dapm.idle_bias_off = true; return 0; } static void avs_rt274_codec_exit(struct snd_soc_pcm_runtime *rtd) { snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL); } static int avs_rt274_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params) { struct snd_interval *rate, *channels; struct snd_mask *fmt; rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); /* The ADSP will convert the FE rate to 48k, stereo */ rate->min = rate->max = AVS_RT274_BE_FIXUP_RATE; channels->min = channels->max = 2; /* set SSPN to 24 bit */ snd_mask_none(fmt); snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); return 0; } static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port, int tdm_slot, struct snd_soc_dai_link **dai_link) { struct snd_soc_dai_link_component *platform; struct snd_soc_dai_link *dl; dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL); platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); if (!dl || !platform) return -ENOMEM; platform->name = platform_name; dl->name = devm_kasprintf(dev, GFP_KERNEL, AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot)); dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL); dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL); if (!dl->name || !dl->cpus || !dl->codecs) return -ENOMEM; dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot)); dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-INT34C2:00"); dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, RT274_CODEC_DAI); if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name) return -ENOMEM; dl->num_cpus = 1; dl->num_codecs = 1; dl->platforms = platform; dl->num_platforms = 1; dl->id = 0; dl->dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS; dl->init = avs_rt274_codec_init; dl->exit = avs_rt274_codec_exit; dl->be_hw_params_fixup = avs_rt274_be_fixup; dl->nonatomic = 1; dl->no_pcm = 1; dl->dpcm_capture = 1; dl->dpcm_playback = 1; *dai_link = dl; return 0; } static int avs_card_suspend_pre(struct snd_soc_card *card) { struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT274_CODEC_DAI); return snd_soc_component_set_jack(codec_dai->component, NULL, NULL); } static int avs_card_resume_post(struct snd_soc_card *card) { struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, RT274_CODEC_DAI); struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card); return snd_soc_component_set_jack(codec_dai->component, jack, NULL); } static int avs_rt274_probe(struct platform_device *pdev) { struct snd_soc_dai_link *dai_link; struct snd_soc_acpi_mach *mach; struct snd_soc_card *card; struct snd_soc_jack *jack; struct device *dev = &pdev->dev; const char *pname; int ssp_port, tdm_slot, ret; mach = dev_get_platdata(dev); pname = mach->mach_params.platform; ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot); if (ret) return ret; ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link); if (ret) { dev_err(dev, "Failed to create dai link: %d", ret); return ret; } jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL); card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); if (!jack || !card) return -ENOMEM; card->name = "avs_rt274"; card->dev = dev; card->owner = THIS_MODULE; card->suspend_pre = avs_card_suspend_pre; card->resume_post = avs_card_resume_post; card->dai_link = dai_link; card->num_links = 1; card->controls = card_controls; card->num_controls = ARRAY_SIZE(card_controls); card->dapm_widgets = card_widgets; card->num_dapm_widgets = ARRAY_SIZE(card_widgets); card->dapm_routes = card_base_routes; card->num_dapm_routes = ARRAY_SIZE(card_base_routes); card->fully_routed = true; snd_soc_card_set_drvdata(card, jack); ret = snd_soc_fixup_dai_links_platform_name(card, pname); if (ret) return ret; return devm_snd_soc_register_card(dev, card); } static const struct platform_device_id avs_rt274_driver_ids[] = { { .name = "avs_rt274", }, {}, }; MODULE_DEVICE_TABLE(platform, avs_rt274_driver_ids); static struct platform_driver avs_rt274_driver = { .probe = avs_rt274_probe, .driver = { .name = "avs_rt274", .pm = &snd_soc_pm_ops, }, .id_table = avs_rt274_driver_ids, }; module_platform_driver(avs_rt274_driver); MODULE_LICENSE("GPL");
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