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/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
/*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* Copyright(c) 2018 Intel Corporation. All rights reserved.
*/
#ifndef __INCLUDE_SOUND_SOF_DAI_H__
#define __INCLUDE_SOUND_SOF_DAI_H__
#include <sound/sof/header.h>
#include <sound/sof/dai-intel.h>
/*
* DAI Configuration.
*
* Each different DAI type will have it's own structure and IPC cmd.
*/
#define SOF_DAI_FMT_I2S 1 /**< I2S mode */
#define SOF_DAI_FMT_RIGHT_J 2 /**< Right Justified mode */
#define SOF_DAI_FMT_LEFT_J 3 /**< Left Justified mode */
#define SOF_DAI_FMT_DSP_A 4 /**< L data MSB after FRM LRC */
#define SOF_DAI_FMT_DSP_B 5 /**< L data MSB during FRM LRC */
#define SOF_DAI_FMT_PDM 6 /**< Pulse density modulation */
#define SOF_DAI_FMT_CONT (1 << 4) /**< continuous clock */
#define SOF_DAI_FMT_GATED (0 << 4) /**< clock is gated */
#define SOF_DAI_FMT_NB_NF (0 << 8) /**< normal bit clock + frame */
#define SOF_DAI_FMT_NB_IF (2 << 8) /**< normal BCLK + inv FRM */
#define SOF_DAI_FMT_IB_NF (3 << 8) /**< invert BCLK + nor FRM */
#define SOF_DAI_FMT_IB_IF (4 << 8) /**< invert BCLK + FRM */
#define SOF_DAI_FMT_CBM_CFM (0 << 12) /**< codec clk & FRM master */
#define SOF_DAI_FMT_CBS_CFM (2 << 12) /**< codec clk slave & FRM master */
#define SOF_DAI_FMT_CBM_CFS (3 << 12) /**< codec clk master & frame slave */
#define SOF_DAI_FMT_CBS_CFS (4 << 12) /**< codec clk & FRM slave */
#define SOF_DAI_FMT_FORMAT_MASK 0x000f
#define SOF_DAI_FMT_CLOCK_MASK 0x00f0
#define SOF_DAI_FMT_INV_MASK 0x0f00
#define SOF_DAI_FMT_MASTER_MASK 0xf000
/** \brief Types of DAI */
enum sof_ipc_dai_type {
SOF_DAI_INTEL_NONE = 0, /**< None */
SOF_DAI_INTEL_SSP, /**< Intel SSP */
SOF_DAI_INTEL_DMIC, /**< Intel DMIC */
SOF_DAI_INTEL_HDA, /**< Intel HD/A */
};
/* general purpose DAI configuration */
struct sof_ipc_dai_config {
struct sof_ipc_cmd_hdr hdr;
uint32_t type; /**< DAI type - enum sof_ipc_dai_type */
uint32_t dai_index; /**< index of this type dai */
/* physical protocol and clocking */
uint16_t format; /**< SOF_DAI_FMT_ */
uint16_t reserved16; /**< alignment */
/* reserved for future use */
uint32_t reserved[8];
/* HW specific data */
union {
struct sof_ipc_dai_ssp_params ssp;
struct sof_ipc_dai_dmic_params dmic;
struct sof_ipc_dai_hda_params hda;
};
} __packed;
#endif
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