pm.h

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/* SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright(c) 2018 Intel Corporation. All rights reserved.
 *
 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
 *         Keyon Jie <yang.jie@linux.intel.com>
 */

 
#ifndef __IPC_PM_H__
#define __IPC_PM_H__
 
#include <ipc/header.h>
#include <ipc/stream.h>
#include <stdint.h>
 
/*
 * PM
 */
 
/* PM context element */
struct sof_ipc_pm_ctx_elem {
    struct sof_ipc_hdr hdr;
    uint32_t type;
    uint32_t size;
    uint64_t addr;
} __attribute__((packed, aligned(4)));
 
/*
 * PM context - SOF_IPC_PM_CTX_SAVE, SOF_IPC_PM_CTX_RESTORE,
 * SOF_IPC_PM_CTX_SIZE
 */
struct sof_ipc_pm_ctx {
    struct sof_ipc_cmd_hdr hdr;
    struct sof_ipc_host_buffer buffer;
    uint32_t num_elems;
    uint32_t size;
 
    /* reserved for future use */
    uint32_t reserved[8];
 
    struct sof_ipc_pm_ctx_elem elems[];
} __attribute__((packed, aligned(4)));
 
/* enable or disable cores - SOF_IPC_PM_CORE_ENABLE */
struct sof_ipc_pm_core_config {
    struct sof_ipc_cmd_hdr hdr;
    uint32_t enable_mask;
} __attribute__((packed, aligned(4)));
 
struct sof_ipc_pm_gate {
    struct sof_ipc_cmd_hdr hdr;
    uint32_t flags;
 
    /* reserved for future use */
    uint32_t reserved[5];
} __attribute__((packed, aligned(4)));
 
#define SOF_PM_PG_RSVD      BIT(0)

#define SOF_PM_PG_STREAMING BIT(1)

#define SOF_PM_PPG      BIT(2)

#define SOF_PM_PCG      BIT(3)

#define SOF_PM_NO_TRACE     BIT(4)
 
#endif /* __IPC_PM_H__ */