ASoC: Intel: skl_hda_dsp_generic: use sof_hdmi_private to init HDMI

Use sof_hdmi_private structure instead of a link list of
skl_hda_hdmi_pcm structure for HDMI dai link initialization since
hdac-hdmi support is removed.
Signed-off-by: Brent Lu <brent.lu@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://patch.msgid.link/20240827123215.258859-14-yung-chuan.liao@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/skl_hda_dsp_common.c

@@ -21,20 +21,16 @@
 int skl_hda_hdmi_add_pcm(struct snd_soc_card *card, int device)
 {
 	struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card);
-	struct skl_hda_hdmi_pcm *pcm;
+	struct snd_soc_dai *dai;
 	char dai_name[NAME_SIZE];
 
-	pcm = devm_kzalloc(card->dev, sizeof(*pcm), GFP_KERNEL);
-	if (!pcm)
-		return -ENOMEM;
-
 	snprintf(dai_name, sizeof(dai_name), "intel-hdmi-hifi%d",
 		 ctx->dai_index);
-	pcm->codec_dai = snd_soc_card_get_codec_dai(card, dai_name);
-	if (!pcm->codec_dai)
+	dai = snd_soc_card_get_codec_dai(card, dai_name);
+	if (!dai)
 		return -EINVAL;
 
-	list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
+	ctx->hdmi.hdmi_comp = dai->component;
 
 	return 0;
 }
@@ -148,18 +144,13 @@ struct snd_soc_dai_link skl_hda_be_dai_links[HDA_DSP_MAX_BE_DAI_LINKS] = {
 int skl_hda_hdmi_jack_init(struct snd_soc_card *card)
 {
 	struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card);
-	struct snd_soc_component *component;
-	struct skl_hda_hdmi_pcm *pcm;
 
 	/* HDMI disabled, do not create controls */
-	if (list_empty(&ctx->hdmi_pcm_list))
+	if (!ctx->hdmi.idisp_codec)
 		return 0;
 
-	pcm = list_first_entry(&ctx->hdmi_pcm_list, struct skl_hda_hdmi_pcm,
-			       head);
-	component = pcm->codec_dai->component;
-	if (!component)
+	if (!ctx->hdmi.hdmi_comp)
 		return -EINVAL;
 
-	return hda_dsp_hdmi_build_controls(card, component);
+	return hda_dsp_hdmi_build_controls(card, ctx->hdmi.hdmi_comp);
 }

sound/soc/intel/boards/skl_hda_dsp_common.h

@@ -17,21 +17,16 @@
 #include <sound/hda_codec.h>
 #include "../../codecs/hdac_hda.h"
 #include "hda_dsp_common.h"
+#include "sof_hdmi_common.h"
 
 #define HDA_DSP_MAX_BE_DAI_LINKS 8
 
-struct skl_hda_hdmi_pcm {
-	struct list_head head;
-	struct snd_soc_dai *codec_dai;
-};
-
 struct skl_hda_private {
 	struct snd_soc_card card;
-	struct list_head hdmi_pcm_list;
+	struct sof_hdmi_private hdmi;
 	int pcm_count;
 	int dai_index;
 	const char *platform_name;
-	bool idisp_codec;
 	bool bt_offload_present;
 	int ssp_bt;
 };

sound/soc/intel/boards/skl_hda_dsp_generic.c

@@ -75,7 +75,7 @@ skl_hda_add_dai_link(struct snd_soc_card *card, struct snd_soc_dai_link *link)
 	link->platforms->name = ctx->platform_name;
 	link->nonatomic = 1;
 
-	if (!ctx->idisp_codec)
+	if (!ctx->hdmi.idisp_codec)
 		return 0;
 
 	if (strstr(link->name, "HDMI")) {
@@ -98,7 +98,6 @@ skl_hda_add_dai_link(struct snd_soc_card *card, struct snd_soc_dai_link *link)
 
 /* there are two routes per iDisp output */
 #define IDISP_ROUTE_COUNT	(IDISP_DAI_COUNT * 2)
-#define IDISP_CODEC_MASK	0x4
 
 #define HDA_CODEC_AUTOSUSPEND_DELAY_MS 1000
 
@@ -113,10 +112,9 @@ static int skl_hda_fill_card_info(struct device *dev, struct snd_soc_card *card,
 
 	codec_mask = mach_params->codec_mask;
 	codec_count = hweight_long(codec_mask);
-	ctx->idisp_codec = !!(codec_mask & IDISP_CODEC_MASK);
 
 	if (!codec_count || codec_count > 2 ||
-	    (codec_count == 2 && !ctx->idisp_codec))
+	    (codec_count == 2 && !ctx->hdmi.idisp_codec))
 		return -EINVAL;
 
 	if (codec_mask == IDISP_CODEC_MASK) {
@@ -141,7 +139,7 @@ static int skl_hda_fill_card_info(struct device *dev, struct snd_soc_card *card,
 		num_route = ARRAY_SIZE(skl_hda_map);
 		card->dapm_widgets = skl_hda_widgets;
 		card->num_dapm_widgets = ARRAY_SIZE(skl_hda_widgets);
-		if (!ctx->idisp_codec) {
+		if (!ctx->hdmi.idisp_codec) {
 			card->dapm_routes = &skl_hda_map[IDISP_ROUTE_COUNT];
 			num_route -= IDISP_ROUTE_COUNT;
 			for (i = 0; i < IDISP_DAI_COUNT; i++) {
@@ -218,8 +216,6 @@ static int skl_hda_audio_probe(struct platform_device *pdev)
 	if (!ctx)
 		return -ENOMEM;
 
-	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
-
 	card = &ctx->card;
 	card->name = "hda-dsp",
 	card->owner = THIS_MODULE,
@@ -232,6 +228,9 @@ static int skl_hda_audio_probe(struct platform_device *pdev)
 
 	snd_soc_card_set_drvdata(card, ctx);
 
+	if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
+		ctx->hdmi.idisp_codec = true;
+
 	if (hweight_long(mach->mach_params.bt_link_mask) == 1) {
 		ctx->bt_offload_present = true;
 		ctx->ssp_bt = fls(mach->mach_params.bt_link_mask) - 1;