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Linux kernel mirror (for testing)
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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) 2022-2023 Intel Corporation
7 */
8
9struct hdac_bus;
10struct hdac_ext_link;
11
12#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_MLINK)
13
14int hda_bus_ml_init(struct hdac_bus *bus);
15void hda_bus_ml_free(struct hdac_bus *bus);
16
17int hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid);
18void hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable);
19void hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable);
20bool hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid);
21
22int hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd);
23int hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd);
24
25int hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid);
26int hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus);
27
28void hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
29void hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink);
30
31int hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid);
32int hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus);
33
34bool hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid);
35bool hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus);
36
37int hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink);
38int hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
39
40int hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink);
41int hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
42
43int hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink);
44int hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink);
45
46int hdac_bus_eml_sdw_get_lsdiid_unlocked(struct hdac_bus *bus, int sublink, u16 *lsdiid);
47int hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num);
48
49int hdac_bus_eml_sdw_map_stream_ch(struct hdac_bus *bus, int sublink, int y,
50 int channel_mask, int stream_id, int dir);
51
52void hda_bus_ml_put_all(struct hdac_bus *bus);
53void hda_bus_ml_reset_losidv(struct hdac_bus *bus);
54int hda_bus_ml_resume(struct hdac_bus *bus);
55int hda_bus_ml_suspend(struct hdac_bus *bus);
56
57struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus);
58struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus);
59struct hdac_ext_link *hdac_bus_eml_sdw_get_hlink(struct hdac_bus *bus);
60
61struct mutex *hdac_bus_eml_get_mutex(struct hdac_bus *bus, bool alt, int elid);
62
63int hdac_bus_eml_enable_offload(struct hdac_bus *bus, bool alt, int elid, bool enable);
64
65#else
66
67static inline int
68hda_bus_ml_init(struct hdac_bus *bus) { return 0; }
69
70static inline void hda_bus_ml_free(struct hdac_bus *bus) { }
71
72static inline int
73hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid) { return 0; }
74
75static inline void
76hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
77
78static inline void
79hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
80
81static inline bool
82hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid) { return false; }
83
84static inline int
85hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd)
86{
87 return 0;
88}
89
90static inline int
91hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd)
92{
93 return 0;
94}
95
96static inline int
97hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid)
98{
99 return 0;
100}
101
102static inline int
103hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus) { return 0; }
104
105static inline void
106hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink) { }
107
108static inline void
109hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink) { }
110
111static inline int
112hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid) { return 0; }
113
114static inline int
115hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus) { return 0; }
116
117static inline bool
118hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid) { return false; }
119
120static inline bool
121hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus) { return false; }
122
123static inline int
124hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink)
125{
126 return 0;
127}
128
129static inline int
130hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)
131{
132 return 0;
133}
134
135static inline int
136hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink)
137{
138 return 0;
139}
140
141static inline int
142hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)
143{
144 return 0;
145}
146
147static inline int
148hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink) { return 0; }
149
150static inline int
151hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink) { return 0; }
152
153static inline int
154hdac_bus_eml_sdw_get_lsdiid_unlocked(struct hdac_bus *bus, int sublink, u16 *lsdiid) { return 0; }
155
156static inline int
157hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num) { return 0; }
158
159static inline int
160hdac_bus_eml_sdw_map_stream_ch(struct hdac_bus *bus, int sublink, int y,
161 int channel_mask, int stream_id, int dir)
162{
163 return 0;
164}
165
166static inline void hda_bus_ml_put_all(struct hdac_bus *bus) { }
167static inline void hda_bus_ml_reset_losidv(struct hdac_bus *bus) { }
168static inline int hda_bus_ml_resume(struct hdac_bus *bus) { return 0; }
169static inline int hda_bus_ml_suspend(struct hdac_bus *bus) { return 0; }
170
171static inline struct hdac_ext_link *
172hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus) { return NULL; }
173
174static inline struct hdac_ext_link *
175hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus) { return NULL; }
176
177static inline struct hdac_ext_link *
178hdac_bus_eml_sdw_get_hlink(struct hdac_bus *bus) { return NULL; }
179
180static inline struct mutex *
181hdac_bus_eml_get_mutex(struct hdac_bus *bus, bool alt, int elid) { return NULL; }
182
183static inline int
184hdac_bus_eml_enable_offload(struct hdac_bus *bus, bool alt, int elid, bool enable)
185{
186 return 0;
187}
188#endif /* CONFIG_SND_SOC_SOF_HDA_MLINK */