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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 or4 * redistributing this file, you may do so under either license.5 *6 * Copyright(c) 2022-2023 Intel Corporation7 */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#else65 66static inline int67hda_bus_ml_init(struct hdac_bus *bus) { return 0; }68 69static inline void hda_bus_ml_free(struct hdac_bus *bus) { }70 71static inline int72hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid) { return 0; }73 74static inline void75hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable) { }76 77static inline bool78hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid) { return false; }79 80static inline int81hdac_bus_eml_set_syncprd_unlocked(struct hdac_bus *bus, bool alt, int elid, u32 syncprd)82{83 return 0;84}85 86static inline int87hdac_bus_eml_sdw_set_syncprd_unlocked(struct hdac_bus *bus, u32 syncprd)88{89 return 0;90}91 92static inline int93hdac_bus_eml_wait_syncpu_unlocked(struct hdac_bus *bus, bool alt, int elid)94{95 return 0;96}97 98static inline int99hdac_bus_eml_sdw_wait_syncpu_unlocked(struct hdac_bus *bus) { return 0; }100 101static inline void102hdac_bus_eml_sync_arm_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink) { }103 104static inline void105hdac_bus_eml_sdw_sync_arm_unlocked(struct hdac_bus *bus, int sublink) { }106 107static inline int108hdac_bus_eml_sync_go_unlocked(struct hdac_bus *bus, bool alt, int elid) { return 0; }109 110static inline int111hdac_bus_eml_sdw_sync_go_unlocked(struct hdac_bus *bus) { return 0; }112 113static inline bool114hdac_bus_eml_check_cmdsync_unlocked(struct hdac_bus *bus, bool alt, int elid) { return false; }115 116static inline bool117hdac_bus_eml_sdw_check_cmdsync_unlocked(struct hdac_bus *bus) { return false; }118 119static inline int120hdac_bus_eml_power_up(struct hdac_bus *bus, bool alt, int elid, int sublink)121{122 return 0;123}124 125static inline int126hdac_bus_eml_power_up_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)127{128 return 0;129}130 131static inline int132hdac_bus_eml_power_down(struct hdac_bus *bus, bool alt, int elid, int sublink)133{134 return 0;135}136 137static inline int138hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, int sublink)139{140 return 0;141}142 143static inline int144hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink) { return 0; }145 146static inline int147hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink) { return 0; }148 149static inline int150hdac_bus_eml_sdw_get_lsdiid_unlocked(struct hdac_bus *bus, int sublink, u16 *lsdiid) { return 0; }151 152static inline int153hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num) { return 0; }154 155static inline int156hdac_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 int180hdac_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_MLINK */185