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