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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
*
* Authors: Cezary Rojewski <cezary.rojewski@intel.com>
* Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
*/
#ifndef __SOUND_SOC_INTEL_AVS_MSGS_H
#define __SOUND_SOC_INTEL_AVS_MSGS_H
struct avs_dev;
#define AVS_MAILBOX_SIZE 4096
enum avs_msg_target {
AVS_FW_GEN_MSG = 0,
AVS_MOD_MSG = 1
};
enum avs_msg_direction {
AVS_MSG_REQUEST = 0,
AVS_MSG_REPLY = 1
};
enum avs_global_msg_type {
AVS_GLB_LOAD_MULTIPLE_MODULES = 15,
AVS_GLB_UNLOAD_MULTIPLE_MODULES = 16,
AVS_GLB_LOAD_LIBRARY = 24,
AVS_GLB_NOTIFICATION = 27,
};
union avs_global_msg {
u64 val;
struct {
union {
u32 primary;
struct {
u32 rsvd:24;
u32 global_msg_type:5;
u32 msg_direction:1;
u32 msg_target:1;
};
/* module loading */
struct {
u32 mod_cnt:8;
} load_multi_mods;
/* library loading */
struct {
u32 dma_id:5;
u32 rsvd:11;
u32 lib_id:4;
} load_lib;
};
union {
u32 val;
} ext;
};
} __packed;
struct avs_tlv {
u32 type;
u32 length;
u32 value[];
} __packed;
union avs_module_msg {
u64 val;
struct {
union {
u32 primary;
struct {
u32 module_id:16;
u32 instance_id:8;
u32 module_msg_type:5;
u32 msg_direction:1;
u32 msg_target:1;
};
};
union {
u32 val;
} ext;
};
} __packed;
union avs_reply_msg {
u64 val;
struct {
union {
u32 primary;
struct {
u32 status:24;
u32 global_msg_type:5;
u32 msg_direction:1;
u32 msg_target:1;
};
};
union {
u32 val;
/* module loading */
struct {
u32 err_mod_id:16;
} load_multi_mods;
} ext;
};
} __packed;
enum avs_notify_msg_type {
AVS_NOTIFY_PHRASE_DETECTED = 4,
AVS_NOTIFY_RESOURCE_EVENT = 5,
AVS_NOTIFY_FW_READY = 8,
AVS_NOTIFY_MODULE_EVENT = 12,
};
union avs_notify_msg {
u64 val;
struct {
union {
u32 primary;
struct {
u32 rsvd:16;
u32 notify_msg_type:8;
u32 global_msg_type:5;
u32 msg_direction:1;
u32 msg_target:1;
};
};
union {
u32 val;
} ext;
};
} __packed;
#define AVS_MSG(hdr) { .val = hdr }
#define AVS_GLOBAL_REQUEST(msg_type) \
{ \
.global_msg_type = AVS_GLB_##msg_type, \
.msg_direction = AVS_MSG_REQUEST, \
.msg_target = AVS_FW_GEN_MSG, \
}
#define AVS_MODULE_REQUEST(msg_type) \
{ \
.module_msg_type = AVS_MOD_##msg_type, \
.msg_direction = AVS_MSG_REQUEST, \
.msg_target = AVS_MOD_MSG, \
}
#define AVS_NOTIFICATION(msg_type) \
{ \
.notify_msg_type = AVS_NOTIFY_##msg_type,\
.global_msg_type = AVS_GLB_NOTIFICATION,\
.msg_direction = AVS_MSG_REPLY, \
.msg_target = AVS_FW_GEN_MSG, \
}
#define avs_msg_is_reply(hdr) \
({ \
union avs_reply_msg __msg = AVS_MSG(hdr); \
__msg.msg_direction == AVS_MSG_REPLY && \
__msg.global_msg_type != AVS_GLB_NOTIFICATION; \
})
/* Notification types */
struct avs_notify_voice_data {
u16 kpd_score;
u16 reserved;
} __packed;
struct avs_notify_res_data {
u32 resource_type;
u32 resource_id;
u32 event_type;
u32 reserved;
u32 data[6];
} __packed;
struct avs_notify_mod_data {
u32 module_instance_id;
u32 event_id;
u32 data_size;
u32 data[];
} __packed;
/* Code loading messages */
int avs_ipc_load_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids);
int avs_ipc_unload_modules(struct avs_dev *adev, u16 *mod_ids, u32 num_mod_ids);
int avs_ipc_load_library(struct avs_dev *adev, u32 dma_id, u32 lib_id);
#endif /* __SOUND_SOC_INTEL_AVS_MSGS_H */
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