Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Brent Lu | 1177 | 95.30% | 17 | 68.00% |
Pierre-Louis Bossart | 43 | 3.48% | 4 | 16.00% |
Zou Wei | 7 | 0.57% | 1 | 4.00% |
Kuninori Morimoto | 4 | 0.32% | 1 | 4.00% |
Vinod Koul | 4 | 0.32% | 2 | 8.00% |
Total | 1235 | 25 |
// SPDX-License-Identifier: GPL-2.0-only // Copyright(c) 2021 Intel Corporation. /* * Intel SOF Machine Driver with Cirrus Logic CS42L42 Codec * and speaker codec MAX98357A */ #include <linux/i2c.h> #include <linux/input.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/dmi.h> #include <sound/core.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/sof.h> #include <sound/soc-acpi.h> #include <dt-bindings/sound/cs42l42.h> #include "../common/soc-intel-quirks.h" #include "sof_board_helpers.h" #include "sof_maxim_common.h" static struct snd_soc_jack_pin jack_pins[] = { { .pin = "Headphone Jack", .mask = SND_JACK_HEADPHONE, }, { .pin = "Headset Mic", .mask = SND_JACK_MICROPHONE, }, }; /* Default: SSP2 */ static unsigned long sof_cs42l42_quirk = SOF_SSP_PORT_CODEC(2); static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd) { struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component; struct snd_soc_jack *jack = &ctx->headset_jack; int ret; /* * Headset buttons map to the google Reference headset. * These can be configured by userspace. */ ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, jack_pins, ARRAY_SIZE(jack_pins)); if (ret) { dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); return ret; } snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP); snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); ret = snd_soc_component_set_jack(component, jack, NULL); if (ret) { dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); return ret; } return ret; }; static void sof_cs42l42_exit(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component; snd_soc_component_set_jack(component, NULL, NULL); } static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); int clk_freq, ret; clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */ if (clk_freq <= 0) { dev_err(rtd->dev, "get bclk freq failed: %d\n", clk_freq); return -EINVAL; } /* Configure sysclk for codec */ ret = snd_soc_dai_set_sysclk(codec_dai, 0, clk_freq, SND_SOC_CLOCK_IN); if (ret < 0) dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); return ret; } static const struct snd_soc_ops sof_cs42l42_ops = { .hw_params = sof_cs42l42_hw_params, }; static int sof_card_late_probe(struct snd_soc_card *card) { return sof_intel_board_card_late_probe(card); } static const struct snd_kcontrol_new sof_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), SOC_DAPM_PIN_SWITCH("Headset Mic"), }; static const struct snd_soc_dapm_widget sof_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), }; static const struct snd_soc_dapm_route sof_map[] = { /* HP jack connectors - unknown if we have jack detection */ {"Headphone Jack", NULL, "HP"}, /* other jacks */ {"HS", NULL, "Headset Mic"}, }; /* sof audio machine driver for cs42l42 codec */ static struct snd_soc_card sof_audio_card_cs42l42 = { .name = "cs42l42", /* the sof- prefix is added by the core */ .owner = THIS_MODULE, .controls = sof_controls, .num_controls = ARRAY_SIZE(sof_controls), .dapm_widgets = sof_widgets, .num_dapm_widgets = ARRAY_SIZE(sof_widgets), .dapm_routes = sof_map, .num_dapm_routes = ARRAY_SIZE(sof_map), .fully_routed = true, .late_probe = sof_card_late_probe, }; static struct snd_soc_dai_link_component cs42l42_component[] = { { .name = "i2c-10134242:00", .dai_name = "cs42l42", } }; static int sof_card_dai_links_create(struct device *dev, struct snd_soc_card *card, struct sof_card_private *ctx) { int ret; ret = sof_intel_board_set_dai_link(dev, card, ctx); if (ret) return ret; if (!ctx->codec_link) { dev_err(dev, "codec link not available"); return -EINVAL; } /* codec-specific fields for headphone codec */ ctx->codec_link->codecs = cs42l42_component; ctx->codec_link->num_codecs = ARRAY_SIZE(cs42l42_component); ctx->codec_link->init = sof_cs42l42_init; ctx->codec_link->exit = sof_cs42l42_exit; ctx->codec_link->ops = &sof_cs42l42_ops; if (ctx->amp_type == CODEC_NONE) return 0; if (!ctx->amp_link) { dev_err(dev, "amp link not available"); return -EINVAL; } /* codec-specific fields for speaker amplifier */ switch (ctx->amp_type) { case CODEC_MAX98357A: max_98357a_dai_link(ctx->amp_link); break; case CODEC_MAX98360A: max_98360a_dai_link(ctx->amp_link); break; default: dev_err(dev, "invalid amp type %d\n", ctx->amp_type); return -EINVAL; } return 0; } #define GLK_LINK_ORDER SOF_LINK_ORDER(SOF_LINK_AMP, \ SOF_LINK_CODEC, \ SOF_LINK_DMIC01, \ SOF_LINK_IDISP_HDMI, \ SOF_LINK_NONE, \ SOF_LINK_NONE, \ SOF_LINK_NONE) static int sof_audio_probe(struct platform_device *pdev) { struct snd_soc_acpi_mach *mach = pdev->dev.platform_data; struct sof_card_private *ctx; int ret; if (pdev->id_entry && pdev->id_entry->driver_data) sof_cs42l42_quirk = (unsigned long)pdev->id_entry->driver_data; dev_dbg(&pdev->dev, "sof_cs42l42_quirk = %lx\n", sof_cs42l42_quirk); /* initialize ctx with board quirk */ ctx = sof_intel_board_get_ctx(&pdev->dev, sof_cs42l42_quirk); if (!ctx) return -ENOMEM; if (soc_intel_is_glk()) { ctx->dmic_be_num = 1; /* overwrite the DAI link order for GLK boards */ ctx->link_order_overwrite = GLK_LINK_ORDER; } if (mach->mach_params.codec_mask & IDISP_CODEC_MASK) ctx->hdmi.idisp_codec = true; /* update dai_link */ ret = sof_card_dai_links_create(&pdev->dev, &sof_audio_card_cs42l42, ctx); if (ret) return ret; sof_audio_card_cs42l42.dev = &pdev->dev; /* set platform name for each dailink */ ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_cs42l42, mach->mach_params.platform); if (ret) return ret; snd_soc_card_set_drvdata(&sof_audio_card_cs42l42, ctx); return devm_snd_soc_register_card(&pdev->dev, &sof_audio_card_cs42l42); } static const struct platform_device_id board_ids[] = { { .name = "glk_cs4242_mx98357a", .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(2) | SOF_SSP_PORT_AMP(1)), }, { .name = "jsl_cs4242_mx98360a", .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(0) | SOF_SSP_PORT_AMP(1)), }, { .name = "adl_cs42l42_def", .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(0) | SOF_SSP_PORT_AMP(1) | SOF_NUM_IDISP_HDMI(4) | SOF_BT_OFFLOAD_PRESENT | SOF_SSP_PORT_BT_OFFLOAD(2)), }, { .name = "rpl_cs42l42_def", .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(0) | SOF_SSP_PORT_AMP(1) | SOF_NUM_IDISP_HDMI(4) | SOF_BT_OFFLOAD_PRESENT | SOF_SSP_PORT_BT_OFFLOAD(2)), }, { .name = "mtl_cs42l42_def", .driver_data = (kernel_ulong_t)(SOF_SSP_PORT_CODEC(2) | SOF_SSP_PORT_AMP(0) | SOF_BT_OFFLOAD_PRESENT | SOF_SSP_PORT_BT_OFFLOAD(1)), }, { } }; MODULE_DEVICE_TABLE(platform, board_ids); static struct platform_driver sof_audio = { .probe = sof_audio_probe, .driver = { .name = "sof_cs42l42", .pm = &snd_soc_pm_ops, }, .id_table = board_ids, }; module_platform_driver(sof_audio) /* Module information */ MODULE_DESCRIPTION("SOF Audio Machine driver for CS42L42"); MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>"); MODULE_LICENSE("GPL"); MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS); MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);
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