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669 lines
17 KiB
669 lines
17 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Intel Broxton-P I2S Machine Driver |
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* |
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* Copyright (C) 2014-2016, Intel Corporation. All rights reserved. |
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* |
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* Modified from: |
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* Intel Skylake I2S Machine driver |
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*/ |
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|
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#include <linux/module.h> |
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#include <linux/platform_device.h> |
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#include <sound/core.h> |
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#include <sound/pcm.h> |
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#include <sound/soc.h> |
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#include <sound/soc-acpi.h> |
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#include <sound/jack.h> |
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#include <sound/pcm_params.h> |
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#include "../../codecs/hdac_hdmi.h" |
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#include "../../codecs/rt298.h" |
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#include "hda_dsp_common.h" |
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|
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/* Headset jack detection DAPM pins */ |
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static struct snd_soc_jack broxton_headset; |
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static struct snd_soc_jack broxton_hdmi[3]; |
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|
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struct bxt_hdmi_pcm { |
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struct list_head head; |
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struct snd_soc_dai *codec_dai; |
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int device; |
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}; |
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struct bxt_rt286_private { |
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struct list_head hdmi_pcm_list; |
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bool common_hdmi_codec_drv; |
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}; |
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enum { |
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BXT_DPCM_AUDIO_PB = 0, |
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BXT_DPCM_AUDIO_CP, |
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BXT_DPCM_AUDIO_REF_CP, |
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BXT_DPCM_AUDIO_DMIC_CP, |
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BXT_DPCM_AUDIO_HDMI1_PB, |
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BXT_DPCM_AUDIO_HDMI2_PB, |
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BXT_DPCM_AUDIO_HDMI3_PB, |
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}; |
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static struct snd_soc_jack_pin broxton_headset_pins[] = { |
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{ |
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.pin = "Mic Jack", |
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.mask = SND_JACK_MICROPHONE, |
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}, |
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{ |
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.pin = "Headphone Jack", |
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.mask = SND_JACK_HEADPHONE, |
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}, |
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}; |
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static const struct snd_kcontrol_new broxton_controls[] = { |
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SOC_DAPM_PIN_SWITCH("Speaker"), |
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SOC_DAPM_PIN_SWITCH("Headphone Jack"), |
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SOC_DAPM_PIN_SWITCH("Mic Jack"), |
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}; |
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|
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static const struct snd_soc_dapm_widget broxton_widgets[] = { |
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SND_SOC_DAPM_HP("Headphone Jack", NULL), |
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SND_SOC_DAPM_SPK("Speaker", NULL), |
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SND_SOC_DAPM_MIC("Mic Jack", NULL), |
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SND_SOC_DAPM_MIC("DMIC2", NULL), |
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SND_SOC_DAPM_MIC("SoC DMIC", NULL), |
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SND_SOC_DAPM_SPK("HDMI1", NULL), |
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SND_SOC_DAPM_SPK("HDMI2", NULL), |
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SND_SOC_DAPM_SPK("HDMI3", NULL), |
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}; |
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static const struct snd_soc_dapm_route broxton_rt298_map[] = { |
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/* speaker */ |
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{"Speaker", NULL, "SPOR"}, |
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{"Speaker", NULL, "SPOL"}, |
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|
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/* HP jack connectors - unknown if we have jack detect */ |
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{"Headphone Jack", NULL, "HPO Pin"}, |
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|
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/* other jacks */ |
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{"MIC1", NULL, "Mic Jack"}, |
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|
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/* digital mics */ |
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{"DMIC1 Pin", NULL, "DMIC2"}, |
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{"DMic", NULL, "SoC DMIC"}, |
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{"HDMI1", NULL, "hif5-0 Output"}, |
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{"HDMI2", NULL, "hif6-0 Output"}, |
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{"HDMI2", NULL, "hif7-0 Output"}, |
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|
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/* CODEC BE connections */ |
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{ "AIF1 Playback", NULL, "ssp5 Tx"}, |
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{ "ssp5 Tx", NULL, "codec0_out"}, |
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{ "ssp5 Tx", NULL, "codec1_out"}, |
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{ "codec0_in", NULL, "ssp5 Rx" }, |
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{ "ssp5 Rx", NULL, "AIF1 Capture" }, |
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{ "dmic01_hifi", NULL, "DMIC01 Rx" }, |
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{ "DMIC01 Rx", NULL, "Capture" }, |
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{ "hifi3", NULL, "iDisp3 Tx"}, |
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{ "iDisp3 Tx", NULL, "iDisp3_out"}, |
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{ "hifi2", NULL, "iDisp2 Tx"}, |
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{ "iDisp2 Tx", NULL, "iDisp2_out"}, |
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{ "hifi1", NULL, "iDisp1 Tx"}, |
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{ "iDisp1 Tx", NULL, "iDisp1_out"}, |
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}; |
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static const struct snd_soc_dapm_route geminilake_rt298_map[] = { |
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/* speaker */ |
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{"Speaker", NULL, "SPOR"}, |
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{"Speaker", NULL, "SPOL"}, |
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|
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/* HP jack connectors - unknown if we have jack detect */ |
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{"Headphone Jack", NULL, "HPO Pin"}, |
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|
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/* other jacks */ |
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{"MIC1", NULL, "Mic Jack"}, |
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|
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/* digital mics */ |
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{"DMIC1 Pin", NULL, "DMIC2"}, |
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{"DMic", NULL, "SoC DMIC"}, |
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{"HDMI1", NULL, "hif5-0 Output"}, |
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{"HDMI2", NULL, "hif6-0 Output"}, |
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{"HDMI2", NULL, "hif7-0 Output"}, |
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/* CODEC BE connections */ |
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{ "AIF1 Playback", NULL, "ssp2 Tx"}, |
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{ "ssp2 Tx", NULL, "codec0_out"}, |
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{ "ssp2 Tx", NULL, "codec1_out"}, |
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{ "codec0_in", NULL, "ssp2 Rx" }, |
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{ "ssp2 Rx", NULL, "AIF1 Capture" }, |
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{ "dmic01_hifi", NULL, "DMIC01 Rx" }, |
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{ "DMIC01 Rx", NULL, "Capture" }, |
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{ "dmic_voice", NULL, "DMIC16k Rx" }, |
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{ "DMIC16k Rx", NULL, "Capture" }, |
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{ "hifi3", NULL, "iDisp3 Tx"}, |
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{ "iDisp3 Tx", NULL, "iDisp3_out"}, |
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{ "hifi2", NULL, "iDisp2 Tx"}, |
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{ "iDisp2 Tx", NULL, "iDisp2_out"}, |
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{ "hifi1", NULL, "iDisp1 Tx"}, |
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{ "iDisp1 Tx", NULL, "iDisp1_out"}, |
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}; |
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static int broxton_rt298_fe_init(struct snd_soc_pcm_runtime *rtd) |
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{ |
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struct snd_soc_dapm_context *dapm; |
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struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component; |
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dapm = snd_soc_component_get_dapm(component); |
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snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); |
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return 0; |
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} |
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static int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd) |
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{ |
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struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; |
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int ret = 0; |
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ret = snd_soc_card_jack_new(rtd->card, "Headset", |
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SND_JACK_HEADSET | SND_JACK_BTN_0, |
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&broxton_headset, |
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broxton_headset_pins, ARRAY_SIZE(broxton_headset_pins)); |
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if (ret) |
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return ret; |
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rt298_mic_detect(component, &broxton_headset); |
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snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC"); |
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return 0; |
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} |
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static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd) |
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{ |
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struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card); |
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struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); |
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struct bxt_hdmi_pcm *pcm; |
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pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); |
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if (!pcm) |
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return -ENOMEM; |
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pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id; |
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pcm->codec_dai = dai; |
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list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); |
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return 0; |
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} |
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static int broxton_ssp5_fixup(struct snd_soc_pcm_runtime *rtd, |
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struct snd_pcm_hw_params *params) |
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{ |
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struct snd_interval *rate = hw_param_interval(params, |
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SNDRV_PCM_HW_PARAM_RATE); |
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struct snd_interval *chan = hw_param_interval(params, |
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SNDRV_PCM_HW_PARAM_CHANNELS); |
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struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); |
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/* The ADSP will covert the FE rate to 48k, stereo */ |
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rate->min = rate->max = 48000; |
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chan->min = chan->max = 2; |
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/* set SSP5 to 24 bit */ |
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snd_mask_none(fmt); |
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snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); |
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return 0; |
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} |
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static int broxton_rt298_hw_params(struct snd_pcm_substream *substream, |
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struct snd_pcm_hw_params *params) |
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{ |
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struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); |
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); |
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int ret; |
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ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL, |
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19200000, SND_SOC_CLOCK_IN); |
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if (ret < 0) { |
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dev_err(rtd->dev, "can't set codec sysclk configuration\n"); |
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return ret; |
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} |
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return ret; |
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} |
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static const struct snd_soc_ops broxton_rt298_ops = { |
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.hw_params = broxton_rt298_hw_params, |
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}; |
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static const unsigned int rates[] = { |
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48000, |
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}; |
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static const struct snd_pcm_hw_constraint_list constraints_rates = { |
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.count = ARRAY_SIZE(rates), |
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.list = rates, |
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.mask = 0, |
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}; |
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static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd, |
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struct snd_pcm_hw_params *params) |
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{ |
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struct snd_interval *chan = hw_param_interval(params, |
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SNDRV_PCM_HW_PARAM_CHANNELS); |
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chan->min = chan->max = 4; |
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return 0; |
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} |
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static const unsigned int channels_dmic[] = { |
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1, 2, 3, 4, |
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}; |
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static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = { |
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.count = ARRAY_SIZE(channels_dmic), |
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.list = channels_dmic, |
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.mask = 0, |
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}; |
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static int broxton_dmic_startup(struct snd_pcm_substream *substream) |
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{ |
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struct snd_pcm_runtime *runtime = substream->runtime; |
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runtime->hw.channels_max = 4; |
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snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, |
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&constraints_dmic_channels); |
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return snd_pcm_hw_constraint_list(substream->runtime, 0, |
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SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); |
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} |
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static const struct snd_soc_ops broxton_dmic_ops = { |
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.startup = broxton_dmic_startup, |
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}; |
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static const unsigned int channels[] = { |
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2, |
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}; |
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static const struct snd_pcm_hw_constraint_list constraints_channels = { |
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.count = ARRAY_SIZE(channels), |
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.list = channels, |
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.mask = 0, |
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}; |
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static int bxt_fe_startup(struct snd_pcm_substream *substream) |
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{ |
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struct snd_pcm_runtime *runtime = substream->runtime; |
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/* |
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* on this platform for PCM device we support: |
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* 48Khz |
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* stereo |
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* 16-bit audio |
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*/ |
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runtime->hw.channels_max = 2; |
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snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, |
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&constraints_channels); |
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runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; |
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snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16); |
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snd_pcm_hw_constraint_list(runtime, 0, |
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SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); |
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return 0; |
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} |
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static const struct snd_soc_ops broxton_rt286_fe_ops = { |
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.startup = bxt_fe_startup, |
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}; |
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SND_SOC_DAILINK_DEF(dummy, |
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DAILINK_COMP_ARRAY(COMP_DUMMY())); |
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SND_SOC_DAILINK_DEF(system, |
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DAILINK_COMP_ARRAY(COMP_CPU("System Pin"))); |
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SND_SOC_DAILINK_DEF(reference, |
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DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin"))); |
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SND_SOC_DAILINK_DEF(dmic, |
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DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin"))); |
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SND_SOC_DAILINK_DEF(hdmi1, |
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DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin"))); |
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SND_SOC_DAILINK_DEF(hdmi2, |
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DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin"))); |
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SND_SOC_DAILINK_DEF(hdmi3, |
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DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin"))); |
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SND_SOC_DAILINK_DEF(ssp5_pin, |
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DAILINK_COMP_ARRAY(COMP_CPU("SSP5 Pin"))); |
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SND_SOC_DAILINK_DEF(ssp5_codec, |
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DAILINK_COMP_ARRAY(COMP_CODEC("i2c-INT343A:00", |
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"rt298-aif1"))); |
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SND_SOC_DAILINK_DEF(dmic_pin, |
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DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); |
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SND_SOC_DAILINK_DEF(dmic_codec, |
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DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", |
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"dmic-hifi"))); |
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SND_SOC_DAILINK_DEF(dmic16k, |
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DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k Pin"))); |
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SND_SOC_DAILINK_DEF(idisp1_pin, |
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DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); |
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SND_SOC_DAILINK_DEF(idisp1_codec, |
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DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", |
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"intel-hdmi-hifi1"))); |
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SND_SOC_DAILINK_DEF(idisp2_pin, |
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DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); |
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SND_SOC_DAILINK_DEF(idisp2_codec, |
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DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", |
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"intel-hdmi-hifi2"))); |
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SND_SOC_DAILINK_DEF(idisp3_pin, |
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DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); |
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SND_SOC_DAILINK_DEF(idisp3_codec, |
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DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", |
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"intel-hdmi-hifi3"))); |
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SND_SOC_DAILINK_DEF(platform, |
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DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:0e.0"))); |
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/* broxton digital audio interface glue - connects codec <--> CPU */ |
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static struct snd_soc_dai_link broxton_rt298_dais[] = { |
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/* Front End DAI links */ |
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[BXT_DPCM_AUDIO_PB] = |
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{ |
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.name = "Bxt Audio Port", |
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.stream_name = "Audio", |
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.nonatomic = 1, |
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.dynamic = 1, |
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.init = broxton_rt298_fe_init, |
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.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, |
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.dpcm_playback = 1, |
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.ops = &broxton_rt286_fe_ops, |
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SND_SOC_DAILINK_REG(system, dummy, platform), |
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}, |
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[BXT_DPCM_AUDIO_CP] = |
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{ |
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.name = "Bxt Audio Capture Port", |
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.stream_name = "Audio Record", |
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.nonatomic = 1, |
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.dynamic = 1, |
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.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, |
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.dpcm_capture = 1, |
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.ops = &broxton_rt286_fe_ops, |
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SND_SOC_DAILINK_REG(system, dummy, platform), |
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}, |
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[BXT_DPCM_AUDIO_REF_CP] = |
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{ |
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.name = "Bxt Audio Reference cap", |
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.stream_name = "refcap", |
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.init = NULL, |
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.dpcm_capture = 1, |
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.nonatomic = 1, |
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.dynamic = 1, |
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SND_SOC_DAILINK_REG(reference, dummy, platform), |
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}, |
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[BXT_DPCM_AUDIO_DMIC_CP] = |
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{ |
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.name = "Bxt Audio DMIC cap", |
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.stream_name = "dmiccap", |
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.init = NULL, |
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.dpcm_capture = 1, |
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.nonatomic = 1, |
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.dynamic = 1, |
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.ops = &broxton_dmic_ops, |
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SND_SOC_DAILINK_REG(dmic, dummy, platform), |
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}, |
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[BXT_DPCM_AUDIO_HDMI1_PB] = |
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{ |
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.name = "Bxt HDMI Port1", |
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.stream_name = "Hdmi1", |
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.dpcm_playback = 1, |
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.init = NULL, |
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.nonatomic = 1, |
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.dynamic = 1, |
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SND_SOC_DAILINK_REG(hdmi1, dummy, platform), |
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}, |
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[BXT_DPCM_AUDIO_HDMI2_PB] = |
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{ |
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.name = "Bxt HDMI Port2", |
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.stream_name = "Hdmi2", |
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.dpcm_playback = 1, |
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.init = NULL, |
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.nonatomic = 1, |
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.dynamic = 1, |
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SND_SOC_DAILINK_REG(hdmi2, dummy, platform), |
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}, |
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[BXT_DPCM_AUDIO_HDMI3_PB] = |
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{ |
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.name = "Bxt HDMI Port3", |
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.stream_name = "Hdmi3", |
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.dpcm_playback = 1, |
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.init = NULL, |
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.nonatomic = 1, |
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.dynamic = 1, |
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SND_SOC_DAILINK_REG(hdmi3, dummy, platform), |
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}, |
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/* Back End DAI links */ |
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{ |
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/* SSP5 - Codec */ |
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.name = "SSP5-Codec", |
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.id = 0, |
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.no_pcm = 1, |
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.init = broxton_rt298_codec_init, |
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.dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | |
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SND_SOC_DAIFMT_CBS_CFS, |
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.ignore_pmdown_time = 1, |
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.be_hw_params_fixup = broxton_ssp5_fixup, |
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.ops = &broxton_rt298_ops, |
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.dpcm_playback = 1, |
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.dpcm_capture = 1, |
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SND_SOC_DAILINK_REG(ssp5_pin, ssp5_codec, platform), |
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}, |
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{ |
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.name = "dmic01", |
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.id = 1, |
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.be_hw_params_fixup = broxton_dmic_fixup, |
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.ignore_suspend = 1, |
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.dpcm_capture = 1, |
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.no_pcm = 1, |
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SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), |
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}, |
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{ |
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.name = "dmic16k", |
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.id = 2, |
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.be_hw_params_fixup = broxton_dmic_fixup, |
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.ignore_suspend = 1, |
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.dpcm_capture = 1, |
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.no_pcm = 1, |
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SND_SOC_DAILINK_REG(dmic16k, dmic_codec, platform), |
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}, |
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{ |
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.name = "iDisp1", |
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.id = 3, |
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.init = broxton_hdmi_init, |
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.dpcm_playback = 1, |
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.no_pcm = 1, |
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SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), |
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}, |
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{ |
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.name = "iDisp2", |
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.id = 4, |
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.init = broxton_hdmi_init, |
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.dpcm_playback = 1, |
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.no_pcm = 1, |
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SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), |
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}, |
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{ |
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.name = "iDisp3", |
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.id = 5, |
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.init = broxton_hdmi_init, |
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.dpcm_playback = 1, |
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.no_pcm = 1, |
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SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), |
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}, |
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}; |
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|
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#define NAME_SIZE 32 |
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static int bxt_card_late_probe(struct snd_soc_card *card) |
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{ |
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struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card); |
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struct bxt_hdmi_pcm *pcm; |
|
struct snd_soc_component *component = NULL; |
|
int err, i = 0; |
|
char jack_name[NAME_SIZE]; |
|
|
|
if (list_empty(&ctx->hdmi_pcm_list)) |
|
return -EINVAL; |
|
|
|
if (ctx->common_hdmi_codec_drv) { |
|
pcm = list_first_entry(&ctx->hdmi_pcm_list, struct bxt_hdmi_pcm, |
|
head); |
|
component = pcm->codec_dai->component; |
|
return hda_dsp_hdmi_build_controls(card, component); |
|
} |
|
|
|
list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { |
|
component = pcm->codec_dai->component; |
|
snprintf(jack_name, sizeof(jack_name), |
|
"HDMI/DP, pcm=%d Jack", pcm->device); |
|
err = snd_soc_card_jack_new(card, jack_name, |
|
SND_JACK_AVOUT, &broxton_hdmi[i], |
|
NULL, 0); |
|
|
|
if (err) |
|
return err; |
|
|
|
err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, |
|
&broxton_hdmi[i]); |
|
if (err < 0) |
|
return err; |
|
|
|
i++; |
|
} |
|
|
|
return hdac_hdmi_jack_port_init(component, &card->dapm); |
|
} |
|
|
|
|
|
/* broxton audio machine driver for SPT + RT298S */ |
|
static struct snd_soc_card broxton_rt298 = { |
|
.name = "broxton-rt298", |
|
.owner = THIS_MODULE, |
|
.dai_link = broxton_rt298_dais, |
|
.num_links = ARRAY_SIZE(broxton_rt298_dais), |
|
.controls = broxton_controls, |
|
.num_controls = ARRAY_SIZE(broxton_controls), |
|
.dapm_widgets = broxton_widgets, |
|
.num_dapm_widgets = ARRAY_SIZE(broxton_widgets), |
|
.dapm_routes = broxton_rt298_map, |
|
.num_dapm_routes = ARRAY_SIZE(broxton_rt298_map), |
|
.fully_routed = true, |
|
.late_probe = bxt_card_late_probe, |
|
|
|
}; |
|
|
|
static struct snd_soc_card geminilake_rt298 = { |
|
.name = "geminilake-rt298", |
|
.owner = THIS_MODULE, |
|
.dai_link = broxton_rt298_dais, |
|
.num_links = ARRAY_SIZE(broxton_rt298_dais), |
|
.controls = broxton_controls, |
|
.num_controls = ARRAY_SIZE(broxton_controls), |
|
.dapm_widgets = broxton_widgets, |
|
.num_dapm_widgets = ARRAY_SIZE(broxton_widgets), |
|
.dapm_routes = geminilake_rt298_map, |
|
.num_dapm_routes = ARRAY_SIZE(geminilake_rt298_map), |
|
.fully_routed = true, |
|
.late_probe = bxt_card_late_probe, |
|
}; |
|
|
|
static int broxton_audio_probe(struct platform_device *pdev) |
|
{ |
|
struct bxt_rt286_private *ctx; |
|
struct snd_soc_card *card = |
|
(struct snd_soc_card *)pdev->id_entry->driver_data; |
|
struct snd_soc_acpi_mach *mach; |
|
const char *platform_name; |
|
int ret; |
|
int i; |
|
|
|
for (i = 0; i < ARRAY_SIZE(broxton_rt298_dais); i++) { |
|
if (!strncmp(card->dai_link[i].codecs->name, "i2c-INT343A:00", |
|
I2C_NAME_SIZE)) { |
|
if (!strncmp(card->name, "broxton-rt298", |
|
PLATFORM_NAME_SIZE)) { |
|
card->dai_link[i].name = "SSP5-Codec"; |
|
card->dai_link[i].cpus->dai_name = "SSP5 Pin"; |
|
} else if (!strncmp(card->name, "geminilake-rt298", |
|
PLATFORM_NAME_SIZE)) { |
|
card->dai_link[i].name = "SSP2-Codec"; |
|
card->dai_link[i].cpus->dai_name = "SSP2 Pin"; |
|
} |
|
} |
|
} |
|
|
|
ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); |
|
if (!ctx) |
|
return -ENOMEM; |
|
|
|
INIT_LIST_HEAD(&ctx->hdmi_pcm_list); |
|
|
|
card->dev = &pdev->dev; |
|
snd_soc_card_set_drvdata(card, ctx); |
|
|
|
/* override plaform name, if required */ |
|
mach = pdev->dev.platform_data; |
|
platform_name = mach->mach_params.platform; |
|
|
|
ret = snd_soc_fixup_dai_links_platform_name(card, |
|
platform_name); |
|
if (ret) |
|
return ret; |
|
|
|
ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv; |
|
|
|
return devm_snd_soc_register_card(&pdev->dev, card); |
|
} |
|
|
|
static const struct platform_device_id bxt_board_ids[] = { |
|
{ .name = "bxt_alc298s_i2s", .driver_data = |
|
(unsigned long)&broxton_rt298 }, |
|
{ .name = "glk_alc298s_i2s", .driver_data = |
|
(unsigned long)&geminilake_rt298 }, |
|
{} |
|
}; |
|
|
|
static struct platform_driver broxton_audio = { |
|
.probe = broxton_audio_probe, |
|
.driver = { |
|
.name = "bxt_alc298s_i2s", |
|
.pm = &snd_soc_pm_ops, |
|
}, |
|
.id_table = bxt_board_ids, |
|
}; |
|
module_platform_driver(broxton_audio) |
|
|
|
/* Module information */ |
|
MODULE_AUTHOR("Ramesh Babu <[email protected]>"); |
|
MODULE_AUTHOR("Senthilnathan Veppur <[email protected]>"); |
|
MODULE_DESCRIPTION("Intel SST Audio for Broxton"); |
|
MODULE_LICENSE("GPL v2"); |
|
MODULE_ALIAS("platform:bxt_alc298s_i2s"); |
|
MODULE_ALIAS("platform:glk_alc298s_i2s");
|
|
|