ASoC: Intel: sof_cs42l42: use common module for HDMI link

Use intel_board module for Intel HDMI DAI link initialization.
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Brent Lu <brent.lu@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20231012190826.142619-21-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Kconfig

@@ -517,6 +517,7 @@ config SND_SOC_INTEL_SOF_CS42L42_MACH
 	select SND_SOC_MAX98357A
 	select SND_SOC_DMIC
 	select SND_SOC_INTEL_HDA_DSP_COMMON
+	select SND_SOC_INTEL_SOF_BOARD_HELPERS
 	select SND_SOC_INTEL_SOF_MAXIM_COMMON
 	select SND_SOC_INTEL_SOF_SSP_COMMON
 	help

sound/soc/intel/boards/sof_cs42l42.c

@@ -20,8 +20,7 @@
 #include <sound/soc-acpi.h>
 #include <dt-bindings/sound/cs42l42.h>
 #include "../common/soc-intel-quirks.h"
-#include "hda_dsp_common.h"
-#include "sof_hdmi_common.h"
+#include "sof_board_helpers.h"
 #include "sof_maxim_common.h"
 #include "sof_ssp_common.h"
 
@@ -68,23 +67,6 @@ static struct snd_soc_jack_pin jack_pins[] = {
 /* Default: SSP2 */
 static unsigned long sof_cs42l42_quirk = SOF_CS42L42_SSP_CODEC(2);
 
-struct sof_card_private {
-	struct snd_soc_jack headset_jack;
-	struct sof_hdmi_private hdmi;
-	enum sof_ssp_codec codec_type;
-	enum sof_ssp_codec amp_type;
-};
-
-static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
-{
-	struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
-	struct snd_soc_dai *dai = snd_soc_rtd_to_codec(rtd, 0);
-
-	ctx->hdmi.hdmi_comp = dai->component;
-
-	return 0;
-}
-
 static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
@@ -165,15 +147,7 @@ static struct snd_soc_dai_link_component platform_component[] = {
 
 static int sof_card_late_probe(struct snd_soc_card *card)
 {
-	struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
-
-	if (!ctx->hdmi.idisp_codec)
-		return 0;
-
-	if (!ctx->hdmi.hdmi_comp)
-		return -EINVAL;
-
-	return hda_dsp_hdmi_build_controls(card, ctx->hdmi.hdmi_comp);
+	return sof_intel_board_card_late_probe(card);
 }
 
 static const struct snd_kcontrol_new sof_controls[] = {
@@ -389,65 +363,6 @@ static int create_dmic_dai_links(struct device *dev,
 	return 0;
 }
 
-static int create_hdmi_dai_links(struct device *dev,
-				 struct snd_soc_dai_link *links,
-				 struct snd_soc_dai_link_component *cpus,
-				 int *id, int hdmi_num)
-{
-	struct snd_soc_dai_link_component *idisp_components;
-	int i;
-
-	/* HDMI */
-	if (hdmi_num <= 0)
-		return 0;
-
-	idisp_components = devm_kcalloc(dev,
-					hdmi_num,
-					sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
-	if (!idisp_components)
-		goto devm_err;
-
-	for (i = 1; i <= hdmi_num; i++) {
-		links[*id].name = devm_kasprintf(dev, GFP_KERNEL,
-						 "iDisp%d", i);
-		if (!links[*id].name)
-			goto devm_err;
-
-		links[*id].id = *id;
-		links[*id].cpus = &cpus[*id];
-		links[*id].num_cpus = 1;
-		links[*id].cpus->dai_name = devm_kasprintf(dev,
-							   GFP_KERNEL,
-							   "iDisp%d Pin",
-							   i);
-		if (!links[*id].cpus->dai_name)
-			goto devm_err;
-
-		idisp_components[i - 1].name = "ehdaudio0D2";
-		idisp_components[i - 1].dai_name = devm_kasprintf(dev,
-								  GFP_KERNEL,
-								  "intel-hdmi-hifi%d",
-								  i);
-		if (!idisp_components[i - 1].dai_name)
-			goto devm_err;
-
-		links[*id].codecs = &idisp_components[i - 1];
-		links[*id].num_codecs = 1;
-		links[*id].platforms = platform_component;
-		links[*id].num_platforms = ARRAY_SIZE(platform_component);
-		links[*id].init = (i == 1) ? sof_hdmi_init : NULL;
-		links[*id].dpcm_playback = 1;
-		links[*id].no_pcm = 1;
-
-		(*id)++;
-	}
-
-	return 0;
-
-devm_err:
-	return -ENOMEM;
-}
-
 static int create_bt_offload_dai_links(struct device *dev,
 				       struct snd_soc_dai_link *links,
 				       struct snd_soc_dai_link_component *cpus,
@@ -491,11 +406,14 @@ static int create_bt_offload_dai_links(struct device *dev,
 static struct snd_soc_dai_link *
 sof_card_dai_links_create(struct device *dev, enum sof_ssp_codec amp_type,
 			  int ssp_codec, int ssp_amp, int ssp_bt,
-			  int dmic_be_num, int hdmi_num)
+			  int dmic_be_num, int hdmi_num, bool idisp_codec)
 {
 	struct snd_soc_dai_link_component *cpus;
 	struct snd_soc_dai_link *links;
-	int ret, id = 0, link_seq;
+	int ret;
+	int id = 0;
+	int link_seq;
+	int i;
 
 	links = devm_kcalloc(dev, sof_audio_card_cs42l42.num_links,
 			    sizeof(struct snd_soc_dai_link), GFP_KERNEL);
@@ -536,12 +454,19 @@ sof_card_dai_links_create(struct device *dev, enum sof_ssp_codec amp_type,
 			}
 			break;
 		case LINK_HDMI:
-			ret = create_hdmi_dai_links(dev, links, cpus, &id, hdmi_num);
-			if (ret < 0) {
-				dev_err(dev, "fail to create hdmi dai links, ret %d\n",
+			for (i = 1; i <= hdmi_num; i++) {
+				ret = sof_intel_board_set_intel_hdmi_link(dev,
+									  &links[id],
+									  id, i,
+									  idisp_codec);
+				if (ret) {
+					dev_err(dev, "fail to create hdmi link, ret %d\n",
 						ret);
 					goto devm_err;
 				}
+
+				id++;
+			}
 			break;
 		case LINK_BT:
 			ret = create_bt_offload_dai_links(dev, links, cpus, &id, ssp_bt);
@@ -571,7 +496,7 @@ static int sof_audio_probe(struct platform_device *pdev)
 	struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;
 	struct snd_soc_dai_link *dai_links;
 	struct sof_card_private *ctx;
-	int dmic_be_num, hdmi_num;
+	int dmic_be_num;
 	int ret, ssp_bt, ssp_amp, ssp_codec;
 
 	ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
@@ -586,14 +511,14 @@ static int sof_audio_probe(struct platform_device *pdev)
 
 	if (soc_intel_is_glk()) {
 		dmic_be_num = 1;
-		hdmi_num = 3;
+		ctx->hdmi_num = 3;
 	} else {
 		dmic_be_num = 2;
-		hdmi_num = (sof_cs42l42_quirk & SOF_CS42L42_NUM_HDMIDEV_MASK) >>
+		ctx->hdmi_num = (sof_cs42l42_quirk & SOF_CS42L42_NUM_HDMIDEV_MASK) >>
 			 SOF_CS42L42_NUM_HDMIDEV_SHIFT;
 		/* default number of HDMI DAI's */
-		if (!hdmi_num)
-			hdmi_num = 3;
+		if (!ctx->hdmi_num)
+			ctx->hdmi_num = 3;
 	}
 
 	if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
@@ -610,7 +535,7 @@ static int sof_audio_probe(struct platform_device *pdev)
 	ssp_codec = sof_cs42l42_quirk & SOF_CS42L42_SSP_CODEC_MASK;
 
 	/* compute number of dai links */
-	sof_audio_card_cs42l42.num_links = 1 + dmic_be_num + hdmi_num;
+	sof_audio_card_cs42l42.num_links = 1 + dmic_be_num + ctx->hdmi_num;
 
 	if (ctx->amp_type != CODEC_NONE)
 		sof_audio_card_cs42l42.num_links++;
@@ -619,7 +544,8 @@ static int sof_audio_probe(struct platform_device *pdev)
 
 	dai_links = sof_card_dai_links_create(&pdev->dev, ctx->amp_type,
 					      ssp_codec, ssp_amp, ssp_bt,
-					      dmic_be_num, hdmi_num);
+					      dmic_be_num, ctx->hdmi_num,
+					      ctx->hdmi.idisp_codec);
 	if (!dai_links)
 		return -ENOMEM;
 
@@ -679,6 +605,6 @@ module_platform_driver(sof_audio)
 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_HDA_DSP_COMMON);
+MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);
 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);
 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_SSP_COMMON);