linux/include/sound/sof.h

/* SPDX-License-Identifier: (GPL-2.0-only 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
 *
 * Author: Liam Girdwood <[email protected]>
 */

#ifndef __INCLUDE_SOUND_SOF_H
#define __INCLUDE_SOUND_SOF_H

#include <linux/pci.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>

struct snd_sof_dsp_ops;
struct snd_sof_dev;

/**
 * enum sof_fw_state - DSP firmware state definitions
 * @SOF_FW_BOOT_NOT_STARTED:	firmware boot is not yet started
 * @SOF_DSPLESS_MODE:		DSP is not used
 * @SOF_FW_BOOT_PREPARE:	preparing for boot (firmware loading for exaqmple)
 * @SOF_FW_BOOT_IN_PROGRESS:	firmware boot is in progress
 * @SOF_FW_BOOT_FAILED:		firmware boot failed
 * @SOF_FW_BOOT_READY_FAILED:	firmware booted but fw_ready op failed
 * @SOF_FW_BOOT_READY_OK:	firmware booted and fw_ready op passed
 * @SOF_FW_BOOT_COMPLETE:	firmware is booted up and functional
 * @SOF_FW_CRASHED:		firmware crashed after successful boot
 */
enum sof_fw_state { … };

/* DSP power states */
enum sof_dsp_power_states { … };

/* Definitions for multiple IPCs */
enum sof_ipc_type { … };

struct sof_loadable_file_profile { … };

/*
 * SOF Platform data.
 */
struct snd_sof_pdata { … };

/*
 * Descriptor used for setting up SOF platform data. This is used when
 * ACPI/PCI data is missing or mapped differently.
 */
struct sof_dev_desc { … };

int sof_dai_get_mclk(struct snd_soc_pcm_runtime *rtd);
int sof_dai_get_bclk(struct snd_soc_pcm_runtime *rtd);
int sof_dai_get_tdm_slots(struct snd_soc_pcm_runtime *rtd);

#endif