1 files changed, 66 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_sdw_common.h b/sound/soc/intel/boards/sof_sdw_common.h
new file mode 100644
index 000000000000..3aa1dcec5172
--- /dev/null
+++ b/sound/soc/intel/boards/sof_sdw_common.h
@@ -0,0 +1,66 @@
+/* SPDX-License-Identifier: GPL-2.0-only
+ *  Copyright (c) 2020 Intel Corporation
+ */
+
+/*
+ *  sof_sdw_common.h - prototypes for common helpers
+ */
+
+#ifndef SND_SOC_SOF_SDW_COMMON_H
+#define SND_SOC_SOF_SDW_COMMON_H
+
+#include <linux/bits.h>
+#include <linux/types.h>
+#include <sound/soc.h>
+#include <sound/soc_sdw_utils.h>
+#include "sof_hdmi_common.h"
+
+#define MAX_HDMI_NUM 4
+#define SOC_SDW_MAX_CPU_DAIS 16
+#define SOC_SDW_INTEL_BIDIR_PDI_BASE 2
+
+/* 8 combinations with 4 links + unused group 0 */
+#define SDW_MAX_GROUPS 9
+
+enum {
+	SOF_PRE_TGL_HDMI_COUNT = 3,
+	SOF_TGL_HDMI_COUNT = 4,
+};
+
+enum {
+	SOF_I2S_SSP0 = BIT(0),
+	SOF_I2S_SSP1 = BIT(1),
+	SOF_I2S_SSP2 = BIT(2),
+	SOF_I2S_SSP3 = BIT(3),
+	SOF_I2S_SSP4 = BIT(4),
+	SOF_I2S_SSP5 = BIT(5),
+};
+
+/* Deprecated and no longer supported by the code */
+#define SOC_SDW_FOUR_SPK		BIT(4)
+#define SOF_SDW_TGL_HDMI		BIT(5)
+#define SOC_SDW_PCH_DMIC		BIT(6)
+#define SOF_SSP_PORT(x)		(((x) & GENMASK(5, 0)) << 7)
+#define SOF_SSP_GET_PORT(quirk)	(((quirk) >> 7) & GENMASK(5, 0))
+/* Deprecated and no longer supported by the code */
+#define SOC_SDW_NO_AGGREGATION		BIT(14)
+
+/* BT audio offload: reserve 3 bits for future */
+#define SOF_BT_OFFLOAD_SSP_SHIFT	15
+#define SOF_BT_OFFLOAD_SSP_MASK	(GENMASK(17, 15))
+#define SOF_BT_OFFLOAD_SSP(quirk)	\
+	(((quirk) << SOF_BT_OFFLOAD_SSP_SHIFT) & SOF_BT_OFFLOAD_SSP_MASK)
+#define SOF_SSP_BT_OFFLOAD_PRESENT	BIT(18)
+
+struct intel_mc_ctx {
+	struct sof_hdmi_private hdmi;
+	/* To store SDW Pin index for each SoundWire link */
+	unsigned int sdw_pin_index[SDW_INTEL_MAX_LINKS];
+};
+
+/* generic HDMI support */
+int sof_sdw_hdmi_init(struct snd_soc_pcm_runtime *rtd);
+
+int sof_sdw_hdmi_card_late_probe(struct snd_soc_card *card);
+
+#endif