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
9 struct hdac_bus;
10 struct hdac_ext_link;
11
12 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_MLINK)
13
14 int hda_bus_ml_init(struct hdac_bus *bus);
15 void hda_bus_ml_free(struct hdac_bus *bus);
16
17 int hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid);
18 void hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable);
19 void hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable);
20 bool hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid);
21
22 int hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd);
23 int hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd);
24
25 int hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid);
26 int hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus);
27
28 void hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
29 void hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink);
30
31 int hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid);
32 int hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus);
33
34 bool hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid);
35 bool hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus);
36
37 int hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink);
38 int hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
39
40 int hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink);
41 int hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink);
42
43 int hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink);
44 int hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink);
45
46 int hdac_bus_eml_sdw_get_lsdiid_unlocked(struct hdac_bus *bus, int sublink, u16 *lsdiid);
47 int hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num);
48
49 int 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
52 void hda_bus_ml_put_all(struct hdac_bus *bus);
53 void hda_bus_ml_reset_losidv(struct hdac_bus *bus);
54 int hda_bus_ml_resume(struct hdac_bus *bus);
55 int hda_bus_ml_suspend(struct hdac_bus *bus);
56
57 struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus);
58 struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus);
59 struct hdac_ext_link *hdac_bus_eml_sdw_get_hlink(struct hdac_bus *bus);
60
61 struct mutex *hdac_bus_eml_get_mutex(struct hdac_bus *bus, bool alt, int elid);
62
63 int hdac_bus_eml_enable_offload(struct hdac_bus *bus, bool alt, int elid, bool enable);
64
65 #else
66
67 static inline int
hda_bus_ml_init(struct hdac_bus * bus)68 hda_bus_ml_init(struct hdac_bus *bus) { return 0; }
69
hda_bus_ml_free(struct hdac_bus * bus)70 static inline void hda_bus_ml_free(struct hdac_bus *bus) { }
71
72 static inline int
hdac_bus_eml_get_count(struct hdac_bus * bus,bool alt,int elid)73 hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid) { return 0; }
74
75 static inline void
hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus * bus,bool alt,int elid,bool enable)76 hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
77
78 static inline void
hdac_bus_eml_enable_interrupt(struct hdac_bus * bus,bool alt,int elid,bool enable)79 hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
80
81 static inline bool
hdac_bus_eml_check_interrupt(struct hdac_bus * bus,bool alt,int elid)82 hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid) { return false; }
83
84 static inline int
hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus * bus,bool alt,int elid,u32 syncprd)85 hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd)
86 {
87 return 0;
88 }
89
90 static inline int
hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus * bus,u32 syncprd)91 hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd)
92 {
93 return 0;
94 }
95
96 static inline int
hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus * bus,bool alt,int elid)97 hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid)
98 {
99 return 0;
100 }
101
102 static inline int
hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus * bus)103 hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus) { return 0; }
104
105 static inline void
hdac_bus_eml_sync_arm_unlocked(struct hdac_bus * bus,bool alt,int elid,int sublink)106 hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink) { }
107
108 static inline void
hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus * bus,int sublink)109 hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink) { }
110
111 static inline int
hdac_bus_eml_sync_go_unlocked(struct hdac_bus * bus,bool alt,int elid)112 hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid) { return 0; }
113
114 static inline int
hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus * bus)115 hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus) { return 0; }
116
117 static inline bool
hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus * bus,bool alt,int elid)118 hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid) { return false; }
119
120 static inline bool
hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus * bus)121 hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus) { return false; }
122
123 static inline int
hdac_bus_eml_power_up(struct hdac_bus * bus,bool alt,int elid,int sublink)124 hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink)
125 {
126 return 0;
127 }
128
129 static inline int
hdac_bus_eml_power_up_unlocked(struct hdac_bus * bus,bool alt,int elid,int sublink)130 hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)
131 {
132 return 0;
133 }
134
135 static inline int
hdac_bus_eml_power_down(struct hdac_bus * bus,bool alt,int elid,int sublink)136 hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink)
137 {
138 return 0;
139 }
140
141 static inline int
hdac_bus_eml_power_down_unlocked(struct hdac_bus * bus,bool alt,int elid,int sublink)142 hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)
143 {
144 return 0;
145 }
146
147 static inline int
hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus * bus,int sublink)148 hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink) { return 0; }
149
150 static inline int
hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus * bus,int sublink)151 hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink) { return 0; }
152
153 static inline int
hdac_bus_eml_sdw_get_lsdiid_unlocked(struct hdac_bus * bus,int sublink,u16 * lsdiid)154 hdac_bus_eml_sdw_get_lsdiid_unlocked(struct hdac_bus *bus, int sublink, u16 *lsdiid) { return 0; }
155
156 static inline int
hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus * bus,int sublink,int dev_num)157 hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num) { return 0; }
158
159 static inline int
hdac_bus_eml_sdw_map_stream_ch(struct hdac_bus * bus,int sublink,int y,int channel_mask,int stream_id,int dir)160 hdac_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
hda_bus_ml_put_all(struct hdac_bus * bus)166 static inline void hda_bus_ml_put_all(struct hdac_bus *bus) { }
hda_bus_ml_reset_losidv(struct hdac_bus * bus)167 static inline void hda_bus_ml_reset_losidv(struct hdac_bus *bus) { }
hda_bus_ml_resume(struct hdac_bus * bus)168 static inline int hda_bus_ml_resume(struct hdac_bus *bus) { return 0; }
hda_bus_ml_suspend(struct hdac_bus * bus)169 static inline int hda_bus_ml_suspend(struct hdac_bus *bus) { return 0; }
170
171 static inline struct hdac_ext_link *
hdac_bus_eml_ssp_get_hlink(struct hdac_bus * bus)172 hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus) { return NULL; }
173
174 static inline struct hdac_ext_link *
hdac_bus_eml_dmic_get_hlink(struct hdac_bus * bus)175 hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus) { return NULL; }
176
177 static inline struct hdac_ext_link *
hdac_bus_eml_sdw_get_hlink(struct hdac_bus * bus)178 hdac_bus_eml_sdw_get_hlink(struct hdac_bus *bus) { return NULL; }
179
180 static inline struct mutex *
hdac_bus_eml_get_mutex(struct hdac_bus * bus,bool alt,int elid)181 hdac_bus_eml_get_mutex(struct hdac_bus *bus, bool alt, int elid) { return NULL; }
182
183 static inline int
hdac_bus_eml_enable_offload(struct hdac_bus * bus,bool alt,int elid,bool enable)184 hdac_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 */
189