/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. */ #ifndef __AQT1000_MBHC_H__ #define __AQT1000_MBHC_H__ #include struct aqt1000_mbhc { struct wcd_mbhc wcd_mbhc; struct blocking_notifier_head notifier; struct aqt1000 *aqt; struct fw_info *fw_data; bool mbhc_started; }; #if IS_ENABLED(CONFIG_SND_SOC_AQT1000) extern int aqt_mbhc_init(struct aqt1000_mbhc **mbhc, struct snd_soc_component *component, struct fw_info *fw_data); extern void aqt_mbhc_hs_detect_exit(struct snd_soc_component *component); extern int aqt_mbhc_hs_detect(struct snd_soc_component *component, struct wcd_mbhc_config *mbhc_cfg); extern void aqt_mbhc_deinit(struct snd_soc_component *component); extern int aqt_mbhc_post_ssr_init(struct aqt1000_mbhc *mbhc, struct snd_soc_component *component); extern int aqt_mbhc_get_impedance(struct aqt1000_mbhc *aqt_mbhc, uint32_t *zl, uint32_t *zr); #else static inline int aqt_mbhc_init(struct aqt1000_mbhc **mbhc, struct snd_soc_component *component, struct fw_info *fw_data) { return 0; } static inline void aqt_mbhc_hs_detect_exit(struct snd_soc_component *component) { } static inline int aqt_mbhc_hs_detect(struct snd_soc_component *component, struct wcd_mbhc_config *mbhc_cfg) { return 0; } static inline void aqt_mbhc_deinit(struct snd_soc_component *component) { } static inline int aqt_mbhc_post_ssr_init(struct aqt1000_mbhc *mbhc, struct snd_soc_component *component) { return 0; } static inline int aqt_mbhc_get_impedance(struct aqt1000_mbhc *aqt_mbhc, uint32_t *zl, uint32_t *zr) { if (zl) *zl = 0; if (zr) *zr = 0; return -EINVAL; } #endif #endif /* __AQT1000_MBHC_H__ */