1 files changed, 43 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_sdw_hdmi.c b/sound/soc/intel/boards/sof_sdw_hdmi.c
new file mode 100644
index 000000000000..f92867deb029
--- /dev/null
+++ b/sound/soc/intel/boards/sof_sdw_hdmi.c
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright (c) 2020 Intel Corporation
+
+/*
+ *  sof_sdw_hdmi - Helpers to handle HDMI from generic machine driver
+ */
+
+#include <linux/acpi.h>
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/soundwire/sdw_intel.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/jack.h>
+#include "sof_sdw_common.h"
+#include "hda_dsp_common.h"
+
+int sof_sdw_hdmi_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(rtd->card);
+	struct intel_mc_ctx *intel_ctx = (struct intel_mc_ctx *)ctx->private;
+	struct snd_soc_dai *dai = snd_soc_rtd_to_codec(rtd, 0);
+
+	intel_ctx->hdmi.hdmi_comp = dai->component;
+
+	return 0;
+}
+
+int sof_sdw_hdmi_card_late_probe(struct snd_soc_card *card)
+{
+	struct asoc_sdw_mc_private *ctx = snd_soc_card_get_drvdata(card);
+	struct intel_mc_ctx *intel_ctx = (struct intel_mc_ctx *)ctx->private;
+
+	if (!intel_ctx->hdmi.idisp_codec)
+		return 0;
+
+	if (!intel_ctx->hdmi.hdmi_comp)
+		return -EINVAL;
+
+	return hda_dsp_hdmi_build_controls(card, intel_ctx->hdmi.hdmi_comp);
+}