1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ 2 /* 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * Copyright(c) 2018 Intel Corporation. All rights reserved. 7 */ 8 9 #ifndef __INCLUDE_SOUND_SOF_PM_H__ 10 #define __INCLUDE_SOUND_SOF_PM_H__ 11 12 #include <sound/sof/header.h> 13 14 /* 15 * PM 16 */ 17 18 /* PM context element */ 19 struct sof_ipc_pm_ctx_elem { 20 struct sof_ipc_hdr hdr; 21 uint32_t type; 22 uint32_t size; 23 uint64_t addr; 24 } __packed; 25 26 /* 27 * PM context - SOF_IPC_PM_CTX_SAVE, SOF_IPC_PM_CTX_RESTORE, 28 * SOF_IPC_PM_CTX_SIZE 29 */ 30 struct sof_ipc_pm_ctx { 31 struct sof_ipc_cmd_hdr hdr; 32 struct sof_ipc_host_buffer buffer; 33 uint32_t num_elems; 34 uint32_t size; 35 36 /* reserved for future use */ 37 uint32_t reserved[8]; 38 39 struct sof_ipc_pm_ctx_elem elems[]; 40 } __packed; 41 42 /* enable or disable cores - SOF_IPC_PM_CORE_ENABLE */ 43 struct sof_ipc_pm_core_config { 44 struct sof_ipc_cmd_hdr hdr; 45 uint32_t enable_mask; 46 } __packed; 47 48 struct sof_ipc_pm_gate { 49 struct sof_ipc_cmd_hdr hdr; 50 uint32_t flags; /* platform specific */ 51 52 /* reserved for future use */ 53 uint32_t reserved[5]; 54 } __packed; 55 56 #endif 57