From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio

---
 kernel/sound/soc/intel/boards/glk_rt5682_max98357a.c |  269 +++++++++++++++++++++++++++--------------------------
 1 files changed, 135 insertions(+), 134 deletions(-)

diff --git a/kernel/sound/soc/intel/boards/glk_rt5682_max98357a.c b/kernel/sound/soc/intel/boards/glk_rt5682_max98357a.c
index c4b94e2..62cca51 100644
--- a/kernel/sound/soc/intel/boards/glk_rt5682_max98357a.c
+++ b/kernel/sound/soc/intel/boards/glk_rt5682_max98357a.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+// SPDX-License-Identifier: GPL-2.0-only
 // Copyright(c) 2018 Intel Corporation.
 
 /*
@@ -16,9 +16,10 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
-#include "../skylake/skl.h"
+#include <sound/soc-acpi.h>
 #include "../../codecs/rt5682.h"
 #include "../../codecs/hdac_hdmi.h"
+#include "hda_dsp_common.h"
 
 /* The platform clock outputs 19.2Mhz clock to codec as I2S MCLK */
 #define GLK_PLAT_CLK_FREQ 19200000
@@ -41,6 +42,7 @@
 struct glk_card_private {
 	struct snd_soc_jack geminilake_headset;
 	struct list_head hdmi_pcm_list;
+	bool common_hdmi_codec_drv;
 };
 
 enum {
@@ -54,39 +56,6 @@
 	GLK_DPCM_AUDIO_HDMI2_PB,
 	GLK_DPCM_AUDIO_HDMI3_PB,
 };
-
-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;
-	int ret = 0;
-
-	codec_dai = snd_soc_card_get_codec_dai(card, GLK_REALTEK_CODEC_DAI);
-	if (!codec_dai) {
-		dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
-		return -EIO;
-	}
-
-	if (SND_SOC_DAPM_EVENT_OFF(event)) {
-		ret = snd_soc_dai_set_sysclk(codec_dai, 0, 0, 0);
-		if (ret)
-			dev_err(card->dev, "failed to stop sysclk: %d\n", ret);
-	} else if (SND_SOC_DAPM_EVENT_ON(event)) {
-		ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK,
-					GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ);
-		if (ret < 0) {
-			dev_err(card->dev, "can't set codec pll: %d\n", ret);
-			return ret;
-		}
-	}
-
-	if (ret)
-		dev_err(card->dev, "failed to start internal clk: %d\n", ret);
-
-	return ret;
-}
 
 static const struct snd_kcontrol_new geminilake_controls[] = {
 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
@@ -102,14 +71,10 @@
 	SND_SOC_DAPM_SPK("HDMI1", NULL),
 	SND_SOC_DAPM_SPK("HDMI2", NULL),
 	SND_SOC_DAPM_SPK("HDMI3", 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),
 };
 
 static const struct snd_soc_dapm_route geminilake_map[] = {
 	/* HP jack connectors - unknown if we have jack detection */
-	{ "Headphone Jack", NULL, "Platform Clock" },
 	{ "Headphone Jack", NULL, "HPOL" },
 	{ "Headphone Jack", NULL, "HPOR" },
 
@@ -117,7 +82,6 @@
 	{ "Spk", NULL, "Speaker" },
 
 	/* other jacks */
-	{ "Headset Mic", NULL, "Platform Clock" },
 	{ "IN1P", NULL, "Headset Mic" },
 
 	/* digital mics */
@@ -154,17 +118,17 @@
 {
 	struct snd_interval *rate = hw_param_interval(params,
 			SNDRV_PCM_HW_PARAM_RATE);
-	struct snd_interval *channels = hw_param_interval(params,
+	struct snd_interval *chan = hw_param_interval(params,
 			SNDRV_PCM_HW_PARAM_CHANNELS);
 	struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 
 	/* The ADSP will convert the FE rate to 48k, stereo */
 	rate->min = rate->max = 48000;
-	channels->min = channels->max = DUAL_CHANNEL;
+	chan->min = chan->max = DUAL_CHANNEL;
 
 	/* set SSP to 24 bit */
 	snd_mask_none(fmt);
-	snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
+	snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
 
 	return 0;
 }
@@ -172,10 +136,17 @@
 static int geminilake_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
-	struct snd_soc_component *component = rtd->codec_dai->component;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
+	struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
 	struct snd_soc_jack *jack;
 	int ret;
+
+	ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK,
+					GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ);
+	if (ret < 0) {
+		dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
+		return ret;
+	}
 
 	/* Configure sysclk for codec */
 	ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1,
@@ -199,9 +170,10 @@
 	jack = &ctx->geminilake_headset;
 
 	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);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
+
 	ret = snd_soc_component_set_jack(component, jack, NULL);
 
 	if (ret) {
@@ -215,8 +187,8 @@
 static int geminilake_rt5682_hw_params(struct snd_pcm_substream *substream,
 	struct snd_pcm_hw_params *params)
 {
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
+	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
 	int ret;
 
 	/* Set valid bitmask & configuration for I2S in 24 bit */
@@ -236,7 +208,7 @@
 static int geminilake_hdmi_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
-	struct snd_soc_dai *dai = rtd->codec_dai;
+	struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0);
 	struct glk_hdmi_pcm *pcm;
 
 	pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
@@ -253,7 +225,7 @@
 
 static int geminilake_rt5682_fe_init(struct snd_soc_pcm_runtime *rtd)
 {
-	struct snd_soc_component *component = rtd->cpu_dai->component;
+	struct snd_soc_component *component = asoc_rtd_to_cpu(rtd, 0)->component;
 	struct snd_soc_dapm_context *dapm;
 	int ret;
 
@@ -277,16 +249,6 @@
 	.mask = 0,
 };
 
-static const unsigned int channels[] = {
-	DUAL_CHANNEL,
-};
-
-static const struct snd_pcm_hw_constraint_list constraints_channels = {
-	.count = ARRAY_SIZE(channels),
-	.list = channels,
-	.mask = 0,
-};
-
 static unsigned int channels_quad[] = {
 	QUAD_CHANNEL,
 };
@@ -300,13 +262,13 @@
 static int geminilake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 		struct snd_pcm_hw_params *params)
 {
-	struct snd_interval *channels = hw_param_interval(params,
+	struct snd_interval *chan = hw_param_interval(params,
 				SNDRV_PCM_HW_PARAM_CHANNELS);
 
 	/*
 	 * set BE channel constraint as user FE channels
 	 */
-	channels->min = channels->max = 4;
+	chan->min = chan->max = 4;
 
 	return 0;
 }
@@ -347,152 +309,181 @@
 	.startup = geminilake_refcap_startup,
 };
 
+SND_SOC_DAILINK_DEF(dummy,
+	DAILINK_COMP_ARRAY(COMP_DUMMY()));
+
+SND_SOC_DAILINK_DEF(system,
+	DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
+
+SND_SOC_DAILINK_DEF(system2,
+	DAILINK_COMP_ARRAY(COMP_CPU("System Pin2")));
+
+SND_SOC_DAILINK_DEF(echoref,
+	DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin")));
+
+SND_SOC_DAILINK_DEF(reference,
+	DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
+
+SND_SOC_DAILINK_DEF(dmic,
+	DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
+
+SND_SOC_DAILINK_DEF(hdmi1,
+	DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
+
+SND_SOC_DAILINK_DEF(hdmi2,
+	DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
+
+SND_SOC_DAILINK_DEF(hdmi3,
+	DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
+
+SND_SOC_DAILINK_DEF(ssp1_pin,
+	DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
+SND_SOC_DAILINK_DEF(ssp1_codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC(MAXIM_DEV0_NAME,
+				      GLK_MAXIM_CODEC_DAI)));
+
+SND_SOC_DAILINK_DEF(ssp2_pin,
+	DAILINK_COMP_ARRAY(COMP_CPU("SSP2 Pin")));
+SND_SOC_DAILINK_DEF(ssp2_codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00",
+				      GLK_REALTEK_CODEC_DAI)));
+
+SND_SOC_DAILINK_DEF(dmic_pin,
+	DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
+SND_SOC_DAILINK_DEF(dmic_codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
+
+SND_SOC_DAILINK_DEF(idisp1_pin,
+	DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
+SND_SOC_DAILINK_DEF(idisp1_codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
+
+SND_SOC_DAILINK_DEF(idisp2_pin,
+	DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
+SND_SOC_DAILINK_DEF(idisp2_codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
+
+SND_SOC_DAILINK_DEF(idisp3_pin,
+	DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
+SND_SOC_DAILINK_DEF(idisp3_codec,
+	DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
+
+SND_SOC_DAILINK_DEF(platform,
+	DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:0e.0")));
+
 /* geminilake digital audio interface glue - connects codec <--> CPU */
 static struct snd_soc_dai_link geminilake_dais[] = {
 	/* Front End DAI links */
 	[GLK_DPCM_AUDIO_PB] = {
 		.name = "Glk Audio Port",
 		.stream_name = "Audio",
-		.cpu_dai_name = "System Pin",
-		.platform_name = "0000:00:0e.0",
 		.dynamic = 1,
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
 		.nonatomic = 1,
 		.init = geminilake_rt5682_fe_init,
 		.trigger = {
 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 		.dpcm_playback = 1,
+		SND_SOC_DAILINK_REG(system, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_CP] = {
 		.name = "Glk Audio Capture Port",
 		.stream_name = "Audio Record",
-		.cpu_dai_name = "System Pin",
-		.platform_name = "0000:00:0e.0",
 		.dynamic = 1,
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
 		.nonatomic = 1,
 		.trigger = {
 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(system, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_HS_PB] = {
 		.name = "Glk Audio Headset Playback",
 		.stream_name = "Headset Audio",
-		.cpu_dai_name = "System Pin2",
-		.platform_name = "0000:00:0e.0",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
 		.dpcm_playback = 1,
 		.nonatomic = 1,
 		.dynamic = 1,
+		SND_SOC_DAILINK_REG(system2, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_ECHO_REF_CP] = {
 		.name = "Glk Audio Echo Reference cap",
 		.stream_name = "Echoreference Capture",
-		.cpu_dai_name = "Echoref Pin",
-		.platform_name = "0000:00:0e.0",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
 		.init = NULL,
-		.capture_only = 1,
+		.dpcm_capture = 1,
 		.nonatomic = 1,
+		.dynamic = 1,
+		SND_SOC_DAILINK_REG(echoref, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_REF_CP] = {
 		.name = "Glk Audio Reference cap",
 		.stream_name = "Refcap",
-		.cpu_dai_name = "Reference Pin",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
-		.platform_name = "0000:00:0e.0",
 		.init = NULL,
 		.dpcm_capture = 1,
 		.nonatomic = 1,
 		.dynamic = 1,
 		.ops = &geminilake_refcap_ops,
+		SND_SOC_DAILINK_REG(reference, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_DMIC_CP] = {
 		.name = "Glk Audio DMIC cap",
 		.stream_name = "dmiccap",
-		.cpu_dai_name = "DMIC Pin",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
-		.platform_name = "0000:00:0e.0",
 		.init = NULL,
 		.dpcm_capture = 1,
 		.nonatomic = 1,
 		.dynamic = 1,
 		.ops = &geminilake_dmic_ops,
+		SND_SOC_DAILINK_REG(dmic, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_HDMI1_PB] = {
 		.name = "Glk HDMI Port1",
 		.stream_name = "Hdmi1",
-		.cpu_dai_name = "HDMI1 Pin",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
-		.platform_name = "0000:00:0e.0",
 		.dpcm_playback = 1,
 		.init = NULL,
 		.trigger = {
 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 		.nonatomic = 1,
 		.dynamic = 1,
+		SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_HDMI2_PB] =	{
 		.name = "Glk HDMI Port2",
 		.stream_name = "Hdmi2",
-		.cpu_dai_name = "HDMI2 Pin",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
-		.platform_name = "0000:00:0e.0",
 		.dpcm_playback = 1,
 		.init = NULL,
 		.trigger = {
 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 		.nonatomic = 1,
 		.dynamic = 1,
+		SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
 	},
 	[GLK_DPCM_AUDIO_HDMI3_PB] =	{
 		.name = "Glk HDMI Port3",
 		.stream_name = "Hdmi3",
-		.cpu_dai_name = "HDMI3 Pin",
-		.codec_name = "snd-soc-dummy",
-		.codec_dai_name = "snd-soc-dummy-dai",
-		.platform_name = "0000:00:0e.0",
 		.trigger = {
 			SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 		.dpcm_playback = 1,
 		.init = NULL,
 		.nonatomic = 1,
 		.dynamic = 1,
+		SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
 	},
 	/* Back End DAI links */
 	{
 		/* SSP1 - Codec */
 		.name = "SSP1-Codec",
 		.id = 0,
-		.cpu_dai_name = "SSP1 Pin",
-		.platform_name = "0000:00:0e.0",
 		.no_pcm = 1,
-		.codec_name = MAXIM_DEV0_NAME,
-		.codec_dai_name = GLK_MAXIM_CODEC_DAI,
 		.dai_fmt = SND_SOC_DAIFMT_I2S |
 			SND_SOC_DAIFMT_NB_NF |
 			SND_SOC_DAIFMT_CBS_CFS,
 		.ignore_pmdown_time = 1,
 		.be_hw_params_fixup = geminilake_ssp_fixup,
 		.dpcm_playback = 1,
+		SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
 	},
 	{
 		/* SSP2 - Codec */
 		.name = "SSP2-Codec",
 		.id = 1,
-		.cpu_dai_name = "SSP2 Pin",
-		.platform_name = "0000:00:0e.0",
 		.no_pcm = 1,
-		.codec_name = "i2c-10EC5682:00",
-		.codec_dai_name = GLK_REALTEK_CODEC_DAI,
 		.init = geminilake_rt5682_codec_init,
 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 			SND_SOC_DAIFMT_CBS_CFS,
@@ -501,51 +492,40 @@
 		.ops = &geminilake_rt5682_ops,
 		.dpcm_playback = 1,
 		.dpcm_capture = 1,
+		SND_SOC_DAILINK_REG(ssp2_pin, ssp2_codec, platform),
 	},
 	{
 		.name = "dmic01",
 		.id = 2,
-		.cpu_dai_name = "DMIC01 Pin",
-		.codec_name = "dmic-codec",
-		.codec_dai_name = "dmic-hifi",
-		.platform_name = "0000:00:0e.0",
 		.ignore_suspend = 1,
 		.be_hw_params_fixup = geminilake_dmic_fixup,
 		.dpcm_capture = 1,
 		.no_pcm = 1,
+		SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform),
 	},
 	{
 		.name = "iDisp1",
 		.id = 3,
-		.cpu_dai_name = "iDisp1 Pin",
-		.codec_name = "ehdaudio0D2",
-		.codec_dai_name = "intel-hdmi-hifi1",
-		.platform_name = "0000:00:0e.0",
 		.init = geminilake_hdmi_init,
 		.dpcm_playback = 1,
 		.no_pcm = 1,
+		SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
 	},
 	{
 		.name = "iDisp2",
 		.id = 4,
-		.cpu_dai_name = "iDisp2 Pin",
-		.codec_name = "ehdaudio0D2",
-		.codec_dai_name = "intel-hdmi-hifi2",
-		.platform_name = "0000:00:0e.0",
 		.init = geminilake_hdmi_init,
 		.dpcm_playback = 1,
 		.no_pcm = 1,
+		SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
 	},
 	{
 		.name = "iDisp3",
 		.id = 5,
-		.cpu_dai_name = "iDisp3 Pin",
-		.codec_name = "ehdaudio0D2",
-		.codec_dai_name = "intel-hdmi-hifi3",
-		.platform_name = "0000:00:0e.0",
 		.init = geminilake_hdmi_init,
 		.dpcm_playback = 1,
 		.no_pcm = 1,
+		SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
 	},
 };
 
@@ -555,8 +535,18 @@
 	struct snd_soc_component *component = NULL;
 	char jack_name[NAME_SIZE];
 	struct glk_hdmi_pcm *pcm;
-	int err = 0;
+	int err;
 	int i = 0;
+
+	if (list_empty(&ctx->hdmi_pcm_list))
+		return -EINVAL;
+
+	if (ctx->common_hdmi_codec_drv) {
+		pcm = list_first_entry(&ctx->hdmi_pcm_list, struct glk_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;
@@ -576,9 +566,6 @@
 
 		i++;
 	}
-
-	if (!component)
-		return -EINVAL;
 
 	return hdac_hdmi_jack_port_init(component, &card->dapm);
 }
@@ -602,18 +589,32 @@
 static int geminilake_audio_probe(struct platform_device *pdev)
 {
 	struct glk_card_private *ctx;
+	struct snd_soc_acpi_mach *mach;
+	const char *platform_name;
+	struct snd_soc_card *card;
+	int ret;
 
-	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC);
+	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 	if (!ctx)
 		return -ENOMEM;
 
 	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 
-	glk_audio_card_rt5682_m98357a.dev = &pdev->dev;
-	snd_soc_card_set_drvdata(&glk_audio_card_rt5682_m98357a, ctx);
+	card = &glk_audio_card_rt5682_m98357a;
+	card->dev = &pdev->dev;
+	snd_soc_card_set_drvdata(card, ctx);
 
-	return devm_snd_soc_register_card(&pdev->dev,
-					&glk_audio_card_rt5682_m98357a);
+	/* 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 glk_board_ids[] = {

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