xref: /openbmc/linux/sound/soc/sof/ipc4-priv.h (revision 27e45f2e)
1 /* SPDX-License-Identifier: (GPL-2.0-only 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) 2022 Intel Corporation. All rights reserved.
7  */
8 
9 #ifndef __SOUND_SOC_SOF_IPC4_PRIV_H
10 #define __SOUND_SOC_SOF_IPC4_PRIV_H
11 
12 #include <linux/idr.h>
13 #include <sound/sof/ext_manifest4.h>
14 #include "sof-priv.h"
15 
16 /* The DSP window indices are fixed */
17 #define SOF_IPC4_OUTBOX_WINDOW_IDX	1
18 #define SOF_IPC4_DEBUG_WINDOW_IDX	2
19 
20 enum sof_ipc4_mtrace_type {
21 	SOF_IPC4_MTRACE_NOT_AVAILABLE = 0,
22 	SOF_IPC4_MTRACE_INTEL_CAVS_1_5,
23 	SOF_IPC4_MTRACE_INTEL_CAVS_1_8,
24 	SOF_IPC4_MTRACE_INTEL_CAVS_2,
25 };
26 
27 /**
28  * struct sof_ipc4_fw_module - IPC4 module info
29  * @sof_man4_module: Module info
30  * @m_ida: Module instance identifier
31  * @bss_size: Module object size
32  * @private: Module private data
33  */
34 struct sof_ipc4_fw_module {
35 	struct sof_man4_module man4_module_entry;
36 	struct ida m_ida;
37 	u32 bss_size;
38 	void *private;
39 };
40 
41 /**
42  * struct sof_ipc4_fw_library - IPC4 library information
43  * @sof_fw: SOF Firmware of the library
44  * @id: Library ID. 0 is reserved for basefw, external libraries must have unique
45  *	ID number between 1 and (sof_ipc4_fw_data.max_libs_count - 1)
46  *	Note: sof_ipc4_fw_data.max_libs_count == 1 implies that external libraries
47  *	are not supported
48  * @num_modules : Number of FW modules in the library
49  * @modules: Array of FW modules
50  */
51 struct sof_ipc4_fw_library {
52 	struct sof_firmware sof_fw;
53 	const char *name;
54 	u32 id;
55 	int num_modules;
56 	struct sof_ipc4_fw_module *modules;
57 };
58 
59 /**
60  * struct sof_ipc4_fw_data - IPC4-specific data
61  * @manifest_fw_hdr_offset: FW header offset in the manifest
62  * @fw_lib_xa: XArray for firmware libraries, including basefw (ID = 0)
63  *	       Used to store the FW libraries and to manage the unique IDs of the
64  *	       libraries.
65  * @nhlt: NHLT table either from the BIOS or the topology manifest
66  * @mtrace_type: mtrace type supported on the booted platform
67  * @mtrace_log_bytes: log bytes as reported by the firmware via fw_config reply
68  * @max_num_pipelines: max number of pipelines
69  * @max_libs_count: Maximum number of libraries support by the FW including the
70  *		    base firmware
71  *
72  * @load_library: Callback function for platform dependent library loading
73  */
74 struct sof_ipc4_fw_data {
75 	u32 manifest_fw_hdr_offset;
76 	struct xarray fw_lib_xa;
77 	void *nhlt;
78 	enum sof_ipc4_mtrace_type mtrace_type;
79 	u32 mtrace_log_bytes;
80 	int max_num_pipelines;
81 	u32 max_libs_count;
82 
83 	int (*load_library)(struct snd_sof_dev *sdev,
84 			    struct sof_ipc4_fw_library *fw_lib, bool reload);
85 };
86 
87 extern const struct sof_ipc_fw_loader_ops ipc4_loader_ops;
88 extern const struct sof_ipc_tplg_ops ipc4_tplg_ops;
89 extern const struct sof_ipc_tplg_control_ops tplg_ipc4_control_ops;
90 extern const struct sof_ipc_pcm_ops ipc4_pcm_ops;
91 extern const struct sof_ipc_fw_tracing_ops ipc4_mtrace_ops;
92 
93 int sof_ipc4_set_pipeline_state(struct snd_sof_dev *sdev, u32 id, u32 state);
94 int sof_ipc4_mtrace_update_pos(struct snd_sof_dev *sdev, int core);
95 
96 int sof_ipc4_query_fw_configuration(struct snd_sof_dev *sdev);
97 int sof_ipc4_reload_fw_libraries(struct snd_sof_dev *sdev);
98 struct sof_ipc4_fw_module *sof_ipc4_find_module_by_uuid(struct snd_sof_dev *sdev,
99 							const guid_t *uuid);
100 #endif
101