| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Pierre-Louis Bossart | 1912 | 66.39% | 2 | 9.09% |
| Hans de Goede | 924 | 32.08% | 9 | 40.91% |
| Alper Nebi Yasak | 24 | 0.83% | 1 | 4.55% |
| Andy Shevchenko | 5 | 0.17% | 1 | 4.55% |
| Vinod Koul | 4 | 0.14% | 1 | 4.55% |
| Kuninori Morimoto | 3 | 0.10% | 1 | 4.55% |
| Uwe Kleine-König | 2 | 0.07% | 1 | 4.55% |
| Julia Lawall | 1 | 0.03% | 1 | 4.55% |
| Charles Keepax | 1 | 0.03% | 1 | 4.55% |
| Amadeusz Sławiński | 1 | 0.03% | 1 | 4.55% |
| Peter Ujfalusi | 1 | 0.03% | 1 | 4.55% |
| Thomas Gleixner | 1 | 0.03% | 1 | 4.55% |
| Akihiko Odaki | 1 | 0.03% | 1 | 4.55% |
| Total | 2880 | 22 |
// SPDX-License-Identifier: GPL-2.0-only /* * bytcr_wm5102.c - ASoc Machine driver for Intel Baytrail platforms with a * Wolfson Microelectronics WM5102 codec * * Copyright (C) 2020 Hans de Goede <hdegoede@redhat.com> * Loosely based on bytcr_rt5640.c which is: * Copyright (C) 2014-2020 Intel Corp * Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com> */ #include <linux/acpi.h> #include <linux/bitfield.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/init.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/platform_data/x86/soc.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/spi/spi.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/wm5102.h" #include "../atom/sst-atom-controls.h" #define WM5102_MAX_SYSCLK_4K 49152000 /* max sysclk for 4K family */ #define WM5102_MAX_SYSCLK_11025 45158400 /* max sysclk for 11.025K family */ struct byt_wm5102_private { struct snd_soc_jack jack; struct clk *mclk; struct gpio_desc *spkvdd_en_gpio; int mclk_freq; }; #define BYT_WM5102_IN_MAP GENMASK(3, 0) #define BYT_WM5102_OUT_MAP GENMASK(7, 4) #define BYT_WM5102_SSP2 BIT(16) #define BYT_WM5102_MCLK_19_2MHZ BIT(17) enum { BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L, BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L, }; /* Note these values are pre-shifted for easy use of setting quirks */ enum { BYT_WM5102_SPK_SPK_MAP = FIELD_PREP_CONST(BYT_WM5102_OUT_MAP, 0), BYT_WM5102_SPK_HPOUT2_MAP = FIELD_PREP_CONST(BYT_WM5102_OUT_MAP, 1), }; static unsigned long quirk; static int quirk_override = -1; module_param_named(quirk, quirk_override, int, 0444); MODULE_PARM_DESC(quirk, "Board-specific quirk override"); static void log_quirks(struct device *dev) { switch (quirk & BYT_WM5102_IN_MAP) { case BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L: dev_info_once(dev, "quirk INTMIC_IN3L_HSMIC_IN1L enabled\n"); break; case BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L: dev_info_once(dev, "quirk INTMIC_IN1L_HSMIC_IN2L enabled\n"); break; default: dev_warn_once(dev, "quirk sets invalid input map: 0x%lx, defaulting to INTMIC_IN3L_HSMIC_IN1L\n", quirk & BYT_WM5102_IN_MAP); quirk &= ~BYT_WM5102_IN_MAP; quirk |= BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L; break; } switch (quirk & BYT_WM5102_OUT_MAP) { case BYT_WM5102_SPK_SPK_MAP: dev_info_once(dev, "quirk SPK_SPK_MAP enabled\n"); break; case BYT_WM5102_SPK_HPOUT2_MAP: dev_info_once(dev, "quirk SPK_HPOUT2_MAP enabled\n"); break; default: dev_warn_once(dev, "quirk sets invalid output map: 0x%lx, defaulting to SPK_SPK_MAP\n", quirk & BYT_WM5102_OUT_MAP); quirk &= ~BYT_WM5102_OUT_MAP; quirk |= BYT_WM5102_SPK_SPK_MAP; break; } if (quirk & BYT_WM5102_SSP2) dev_info_once(dev, "quirk SSP2 enabled"); if (quirk & BYT_WM5102_MCLK_19_2MHZ) dev_info_once(dev, "quirk MCLK 19.2MHz enabled"); } static int byt_wm5102_spkvdd_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { struct snd_soc_card *card = w->dapm->card; struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(card); gpiod_set_value_cansleep(priv->spkvdd_en_gpio, !!SND_SOC_DAPM_EVENT_ON(event)); return 0; } static int byt_wm5102_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, int rate) { struct snd_soc_component *codec_component = codec_dai->component; struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(codec_component->card); int sr_mult = ((rate % 4000) == 0) ? (WM5102_MAX_SYSCLK_4K / rate) : (WM5102_MAX_SYSCLK_11025 / rate); int ret; /* Reset FLL1 */ snd_soc_dai_set_pll(codec_dai, WM5102_FLL1_REFCLK, ARIZONA_FLL_SRC_NONE, 0, 0); snd_soc_dai_set_pll(codec_dai, WM5102_FLL1, ARIZONA_FLL_SRC_NONE, 0, 0); /* Configure the FLL1 PLL before selecting it */ ret = snd_soc_dai_set_pll(codec_dai, WM5102_FLL1, ARIZONA_CLK_SRC_MCLK1, priv->mclk_freq, rate * sr_mult); if (ret) { dev_err(codec_component->dev, "Error setting PLL: %d\n", ret); return ret; } ret = snd_soc_component_set_sysclk(codec_component, ARIZONA_CLK_SYSCLK, ARIZONA_CLK_SRC_FLL1, rate * sr_mult, SND_SOC_CLOCK_IN); if (ret) { dev_err(codec_component->dev, "Error setting SYSCLK: %d\n", ret); return ret; } ret = snd_soc_dai_set_sysclk(codec_dai, ARIZONA_CLK_SYSCLK, rate * 512, SND_SOC_CLOCK_IN); if (ret) { dev_err(codec_component->dev, "Error setting clock: %d\n", ret); return ret; } return 0; } static int platform_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_card *card = dapm->card; struct snd_soc_dai *codec_dai; struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(card); int ret; codec_dai = snd_soc_card_get_codec_dai(card, "wm5102-aif1"); if (!codec_dai) { dev_err(card->dev, "Error codec DAI not found\n"); return -EIO; } if (SND_SOC_DAPM_EVENT_ON(event)) { ret = clk_prepare_enable(priv->mclk); if (ret) { dev_err(card->dev, "Error enabling MCLK: %d\n", ret); return ret; } ret = byt_wm5102_prepare_and_enable_pll1(codec_dai, 48000); if (ret) { dev_err(card->dev, "Error setting codec sysclk: %d\n", ret); return ret; } } else { /* * The WM5102 has a separate 32KHz clock for jack-detect * so we can disable the PLL, followed by disabling the * platform clock which is the source-clock for the PLL. */ snd_soc_dai_set_pll(codec_dai, WM5102_FLL1, ARIZONA_FLL_SRC_NONE, 0, 0); clk_disable_unprepare(priv->mclk); } return 0; } static const struct snd_soc_dapm_widget byt_wm5102_widgets[] = { SND_SOC_DAPM_HP("Headphone", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_MIC("Internal Mic", NULL), SND_SOC_DAPM_SPK("Speaker", NULL), SND_SOC_DAPM_LINE("Line Out", NULL), SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, platform_clock_control, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("Speaker VDD", SND_SOC_NOPM, 0, 0, byt_wm5102_spkvdd_power_event, SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), }; static const struct snd_soc_dapm_route byt_wm5102_audio_map[] = { {"Headphone", NULL, "Platform Clock"}, {"Headset Mic", NULL, "Platform Clock"}, {"Internal Mic", NULL, "Platform Clock"}, {"Speaker", NULL, "Platform Clock"}, {"Speaker", NULL, "Speaker VDD"}, {"Headphone", NULL, "HPOUT1L"}, {"Headphone", NULL, "HPOUT1R"}, /* * The Headset Mix uses MICBIAS1 or 2 depending on if a CTIA/OMTP Headset * is connected, as the MICBIAS is applied after the CTIA/OMTP cross-switch. */ {"Headset Mic", NULL, "MICBIAS1"}, {"Headset Mic", NULL, "MICBIAS2"}, {"Internal Mic", NULL, "MICBIAS3"}, }; static const struct snd_soc_dapm_route bytcr_wm5102_ssp0_map[] = { {"AIF1 Playback", NULL, "ssp0 Tx"}, {"ssp0 Tx", NULL, "modem_out"}, {"modem_in", NULL, "ssp0 Rx"}, {"ssp0 Rx", NULL, "AIF1 Capture"}, }; static const struct snd_soc_dapm_route bytcr_wm5102_ssp2_map[] = { {"AIF1 Playback", NULL, "ssp2 Tx"}, {"ssp2 Tx", NULL, "codec_out0"}, {"ssp2 Tx", NULL, "codec_out1"}, {"codec_in0", NULL, "ssp2 Rx"}, {"codec_in1", NULL, "ssp2 Rx"}, {"ssp2 Rx", NULL, "AIF1 Capture"}, }; static const struct snd_soc_dapm_route byt_wm5102_spk_spk_map[] = { {"Speaker", NULL, "SPKOUTLP"}, {"Speaker", NULL, "SPKOUTLN"}, {"Speaker", NULL, "SPKOUTRP"}, {"Speaker", NULL, "SPKOUTRN"}, }; static const struct snd_soc_dapm_route byt_wm5102_spk_hpout2_map[] = { {"Speaker", NULL, "HPOUT2L"}, {"Speaker", NULL, "HPOUT2R"}, }; static const struct snd_soc_dapm_route byt_wm5102_intmic_in3l_hsmic_in1l_map[] = { {"IN3L", NULL, "Internal Mic"}, {"IN1L", NULL, "Headset Mic"}, }; static const struct snd_soc_dapm_route byt_wm5102_intmic_in1l_hsmic_in2l_map[] = { {"IN1L", NULL, "Internal Mic"}, {"IN2L", NULL, "Headset Mic"}, }; static const struct snd_kcontrol_new byt_wm5102_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone"), SOC_DAPM_PIN_SWITCH("Headset Mic"), SOC_DAPM_PIN_SWITCH("Internal Mic"), SOC_DAPM_PIN_SWITCH("Speaker"), SOC_DAPM_PIN_SWITCH("Line Out"), }; static struct snd_soc_jack_pin byt_wm5102_pins[] = { { .pin = "Headphone", .mask = SND_JACK_HEADPHONE, }, { .pin = "Headset Mic", .mask = SND_JACK_MICROPHONE, }, { .pin = "Line Out", .mask = SND_JACK_LINEOUT, }, }; static int byt_wm5102_init(struct snd_soc_pcm_runtime *runtime) { struct snd_soc_card *card = runtime->card; struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(card); struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component; const struct snd_soc_dapm_route *custom_map = NULL; int ret, jack_type, num_routes = 0; card->dapm.idle_bias_off = true; ret = snd_soc_add_card_controls(card, byt_wm5102_controls, ARRAY_SIZE(byt_wm5102_controls)); if (ret) { dev_err(card->dev, "Error adding card controls: %d\n", ret); return ret; } switch (quirk & BYT_WM5102_IN_MAP) { case BYT_WM5102_INTMIC_IN3L_HSMIC_IN1L: custom_map = byt_wm5102_intmic_in3l_hsmic_in1l_map; num_routes = ARRAY_SIZE(byt_wm5102_intmic_in3l_hsmic_in1l_map); break; case BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L: custom_map = byt_wm5102_intmic_in1l_hsmic_in2l_map; num_routes = ARRAY_SIZE(byt_wm5102_intmic_in1l_hsmic_in2l_map); break; } ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); if (ret) return ret; switch (quirk & BYT_WM5102_OUT_MAP) { case BYT_WM5102_SPK_SPK_MAP: custom_map = byt_wm5102_spk_spk_map; num_routes = ARRAY_SIZE(byt_wm5102_spk_spk_map); break; case BYT_WM5102_SPK_HPOUT2_MAP: custom_map = byt_wm5102_spk_hpout2_map; num_routes = ARRAY_SIZE(byt_wm5102_spk_hpout2_map); break; } ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); if (ret) return ret; if (quirk & BYT_WM5102_SSP2) { custom_map = bytcr_wm5102_ssp2_map; num_routes = ARRAY_SIZE(bytcr_wm5102_ssp2_map); } else { custom_map = bytcr_wm5102_ssp0_map; num_routes = ARRAY_SIZE(bytcr_wm5102_ssp0_map); } ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); if (ret) return ret; if (quirk & BYT_WM5102_MCLK_19_2MHZ) priv->mclk_freq = 19200000; else priv->mclk_freq = 25000000; /* * The firmware might enable the clock at boot (this information * may or may not be reflected in the enable clock register). * To change the rate we must disable the clock first to cover these * cases. Due to common clock framework restrictions that do not allow * to disable a clock that has not been enabled, we need to enable * the clock first. */ ret = clk_prepare_enable(priv->mclk); if (!ret) clk_disable_unprepare(priv->mclk); ret = clk_set_rate(priv->mclk, priv->mclk_freq); if (ret) { dev_err(card->dev, "Error setting MCLK rate: %d\n", ret); return ret; } jack_type = ARIZONA_JACK_MASK | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3; ret = snd_soc_card_jack_new_pins(card, "Headset", jack_type, &priv->jack, byt_wm5102_pins, ARRAY_SIZE(byt_wm5102_pins)); if (ret) { dev_err(card->dev, "Error creating jack: %d\n", ret); return ret; } snd_soc_component_set_jack(component, &priv->jack, NULL); return 0; } static int byt_wm5102_codec_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { struct snd_interval *rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); int ret, bits; /* The DSP will convert the FE rate to 48k, stereo */ rate->min = 48000; rate->max = 48000; channels->min = 2; channels->max = 2; if (quirk & BYT_WM5102_SSP2) { /* set SSP2 to 24-bit */ params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); bits = 24; } else { /* set SSP0 to 16-bit */ params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); bits = 16; } /* * Default mode for SSP configuration is TDM 4 slot, override config * with explicit setting to I2S 2ch 16-bit. The word length is set with * dai_set_tdm_slot() since there is no other API exposed */ ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_cpu(rtd, 0), SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_BP_FP); if (ret) { dev_err(rtd->dev, "Error setting format to I2S: %d\n", ret); return ret; } ret = snd_soc_dai_set_tdm_slot(snd_soc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits); if (ret) { dev_err(rtd->dev, "Error setting I2S config: %d\n", ret); return ret; } return 0; } static int byt_wm5102_aif1_startup(struct snd_pcm_substream *substream) { return snd_pcm_hw_constraint_single(substream->runtime, SNDRV_PCM_HW_PARAM_RATE, 48000); } static const struct snd_soc_ops byt_wm5102_aif1_ops = { .startup = byt_wm5102_aif1_startup, }; SND_SOC_DAILINK_DEF(dummy, DAILINK_COMP_ARRAY(COMP_DUMMY())); SND_SOC_DAILINK_DEF(media, DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); SND_SOC_DAILINK_DEF(deepbuffer, DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); SND_SOC_DAILINK_DEF(ssp0_port, DAILINK_COMP_ARRAY(COMP_CPU("ssp0-port"))); SND_SOC_DAILINK_DEF(ssp0_codec, DAILINK_COMP_ARRAY(COMP_CODEC( /* * Note there is no need to overwrite the codec-name as is done in * other bytcr machine drivers, because the codec is a MFD child-dev. */ "wm5102-codec", "wm5102-aif1"))); SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); static struct snd_soc_dai_link byt_wm5102_dais[] = { [MERR_DPCM_AUDIO] = { .name = "Baytrail Audio Port", .stream_name = "Baytrail Audio", .nonatomic = true, .dynamic = 1, .dpcm_playback = 1, .dpcm_capture = 1, .ops = &byt_wm5102_aif1_ops, SND_SOC_DAILINK_REG(media, dummy, platform), }, [MERR_DPCM_DEEP_BUFFER] = { .name = "Deep-Buffer Audio Port", .stream_name = "Deep-Buffer Audio", .nonatomic = true, .dynamic = 1, .dpcm_playback = 1, .ops = &byt_wm5102_aif1_ops, SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), }, /* back ends */ { /* * This dailink is updated dynamically to point to SSP0 or SSP2. * Yet its name is always kept as "SSP2-Codec" because the SOF * tplg files hardcode "SSP2-Codec" even in byt-foo-ssp0.tplg. */ .name = "SSP2-Codec", .id = 0, .no_pcm = 1, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC, .be_hw_params_fixup = byt_wm5102_codec_fixup, .dpcm_playback = 1, .dpcm_capture = 1, .init = byt_wm5102_init, SND_SOC_DAILINK_REG(ssp0_port, ssp0_codec, platform), }, }; /* use space before codec name to simplify card ID, and simplify driver name */ #define SOF_CARD_NAME "bytcht wm5102" /* card name will be 'sof-bytcht wm5102' */ #define SOF_DRIVER_NAME "SOF" #define CARD_NAME "bytcr-wm5102" #define DRIVER_NAME NULL /* card name will be used for driver name */ /* SoC card */ static struct snd_soc_card byt_wm5102_card = { .owner = THIS_MODULE, .dai_link = byt_wm5102_dais, .num_links = ARRAY_SIZE(byt_wm5102_dais), .dapm_widgets = byt_wm5102_widgets, .num_dapm_widgets = ARRAY_SIZE(byt_wm5102_widgets), .dapm_routes = byt_wm5102_audio_map, .num_dapm_routes = ARRAY_SIZE(byt_wm5102_audio_map), .fully_routed = true, }; static char byt_wm5102_components[64]; /* = "cfg-spk:* cfg-int-mic:* cfg-hs-mic:* ..." */ static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) { static const char * const out_map_name[] = { "spk", "hpout2" }; static const char * const intmic_map_name[] = { "in3l", "in1l" }; static const char * const hsmic_map_name[] = { "in1l", "in2l" }; char codec_name[SND_ACPI_I2C_ID_LEN]; struct device *dev = &pdev->dev; struct byt_wm5102_private *priv; struct snd_soc_acpi_mach *mach; const char *platform_name; struct acpi_device *adev; struct device *codec_dev; int dai_index = 0; bool sof_parent; int i, ret; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; /* Get MCLK */ priv->mclk = devm_clk_get(dev, "pmc_plt_clk_3"); if (IS_ERR(priv->mclk)) return dev_err_probe(dev, PTR_ERR(priv->mclk), "getting pmc_plt_clk_3\n"); /* * Get speaker VDD enable GPIO: * 1. Get codec-device-name * 2. Get codec-device * 3. Get GPIO from codec-device */ mach = dev->platform_data; adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); if (adev) { snprintf(codec_name, sizeof(codec_name), "spi-%s", acpi_dev_name(adev)); acpi_dev_put(adev); } else { /* Special case for when the codec is missing from the DSTD */ strscpy(codec_name, "spi1.0", sizeof(codec_name)); } codec_dev = bus_find_device_by_name(&spi_bus_type, NULL, codec_name); if (!codec_dev) return -EPROBE_DEFER; /* Note no devm_ here since we call gpiod_get on codec_dev rather then dev */ priv->spkvdd_en_gpio = gpiod_get(codec_dev, "wlf,spkvdd-ena", GPIOD_OUT_LOW); put_device(codec_dev); if (IS_ERR(priv->spkvdd_en_gpio)) { ret = PTR_ERR(priv->spkvdd_en_gpio); /* * The spkvdd gpio-lookup is registered by: drivers/mfd/arizona-spi.c, * so -ENOENT means that arizona-spi hasn't probed yet. */ if (ret == -ENOENT) ret = -EPROBE_DEFER; return dev_err_probe(dev, ret, "getting spkvdd-GPIO\n"); } if (soc_intel_is_cht()) { /* * CHT always uses SSP2 and 19.2 MHz; and * the one currently supported CHT design uses HPOUT2 as * speaker output and has the intmic on IN1L + hsmic on IN2L. */ quirk = BYT_WM5102_SSP2 | BYT_WM5102_MCLK_19_2MHZ | BYT_WM5102_INTMIC_IN1L_HSMIC_IN2L | BYT_WM5102_SPK_HPOUT2_MAP; } if (quirk_override != -1) { dev_info_once(dev, "Overriding quirk 0x%lx => 0x%x\n", quirk, quirk_override); quirk = quirk_override; } log_quirks(dev); snprintf(byt_wm5102_components, sizeof(byt_wm5102_components), "cfg-spk:%s cfg-intmic:%s cfg-hsmic:%s", out_map_name[FIELD_GET(BYT_WM5102_OUT_MAP, quirk)], intmic_map_name[FIELD_GET(BYT_WM5102_IN_MAP, quirk)], hsmic_map_name[FIELD_GET(BYT_WM5102_IN_MAP, quirk)]); byt_wm5102_card.components = byt_wm5102_components; /* find index of codec dai */ for (i = 0; i < ARRAY_SIZE(byt_wm5102_dais); i++) { if (byt_wm5102_dais[i].num_codecs && !strcmp(byt_wm5102_dais[i].codecs->name, "wm5102-codec")) { dai_index = i; break; } } /* override platform name, if required */ byt_wm5102_card.dev = dev; platform_name = mach->mach_params.platform; ret = snd_soc_fixup_dai_links_platform_name(&byt_wm5102_card, platform_name); if (ret) goto out_put_gpio; /* override SSP port, if required */ if (quirk & BYT_WM5102_SSP2) byt_wm5102_dais[dai_index].cpus->dai_name = "ssp2-port"; /* set card and driver name and pm-ops */ sof_parent = snd_soc_acpi_sof_parent(dev); if (sof_parent) { byt_wm5102_card.name = SOF_CARD_NAME; byt_wm5102_card.driver_name = SOF_DRIVER_NAME; dev->driver->pm = &snd_soc_pm_ops; } else { byt_wm5102_card.name = CARD_NAME; byt_wm5102_card.driver_name = DRIVER_NAME; } snd_soc_card_set_drvdata(&byt_wm5102_card, priv); ret = devm_snd_soc_register_card(dev, &byt_wm5102_card); if (ret) { dev_err_probe(dev, ret, "registering card\n"); goto out_put_gpio; } platform_set_drvdata(pdev, &byt_wm5102_card); return 0; out_put_gpio: gpiod_put(priv->spkvdd_en_gpio); return ret; } static void snd_byt_wm5102_mc_remove(struct platform_device *pdev) { struct snd_soc_card *card = platform_get_drvdata(pdev); struct byt_wm5102_private *priv = snd_soc_card_get_drvdata(card); gpiod_put(priv->spkvdd_en_gpio); } static struct platform_driver snd_byt_wm5102_mc_driver = { .driver = { .name = "bytcr_wm5102", }, .probe = snd_byt_wm5102_mc_probe, .remove_new = snd_byt_wm5102_mc_remove, }; module_platform_driver(snd_byt_wm5102_mc_driver); MODULE_DESCRIPTION("ASoC Baytrail with WM5102 codec machine driver"); MODULE_AUTHOR("Hans de Goede <hdegoede@redhat.com>"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:bytcr_wm5102");
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