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      1 #ifndef _UAPI_LSM_PARAMS_H__
      2 #define _UAPI_LSM_PARAMS_H__
      3 
      4 #include <linux/types.h>
      5 #include <sound/asound.h>
      6 
      7 #define SNDRV_LSM_VERSION SNDRV_PROTOCOL_VERSION(0, 1, 0)
      8 
      9 enum lsm_app_id {
     10 	LSM_VOICE_WAKEUP_APP_ID = 1,
     11 	LSM_VOICE_WAKEUP_APP_ID_V2 = 2,
     12 };
     13 
     14 enum lsm_detection_mode {
     15 	LSM_MODE_KEYWORD_ONLY_DETECTION = 1,
     16 	LSM_MODE_USER_KEYWORD_DETECTION
     17 };
     18 
     19 enum lsm_vw_status {
     20 	LSM_VOICE_WAKEUP_STATUS_RUNNING = 1,
     21 	LSM_VOICE_WAKEUP_STATUS_DETECTED,
     22 	LSM_VOICE_WAKEUP_STATUS_END_SPEECH,
     23 	LSM_VOICE_WAKEUP_STATUS_REJECTED
     24 };
     25 
     26 struct snd_lsm_sound_model {
     27 	__u8 __user *data;
     28 	__u32 data_size;
     29 	enum lsm_detection_mode detection_mode;
     30 	__u16 min_keyw_confidence;
     31 	__u16 min_user_confidence;
     32 	bool detect_failure;
     33 };
     34 
     35 struct snd_lsm_sound_model_v2 {
     36 	__u8 __user *data;
     37 	__u8 *confidence_level;
     38 	__u32 data_size;
     39 	enum lsm_detection_mode detection_mode;
     40 	__u8 num_confidence_levels;
     41 	bool detect_failure;
     42 };
     43 
     44 struct snd_lsm_session_data {
     45 	enum lsm_app_id app_id;
     46 };
     47 
     48 struct snd_lsm_event_status {
     49 	__u16 status;
     50 	__u16 payload_size;
     51 	__u8 payload[0];
     52 };
     53 
     54 struct snd_lsm_detection_params {
     55 	__u8 *conf_level;
     56 	enum lsm_detection_mode detect_mode;
     57 	__u8 num_confidence_levels;
     58 	bool detect_failure;
     59 };
     60 
     61 #define SNDRV_LSM_REG_SND_MODEL	 _IOW('U', 0x00, struct snd_lsm_sound_model)
     62 #define SNDRV_LSM_DEREG_SND_MODEL _IOW('U', 0x01, int)
     63 #define SNDRV_LSM_EVENT_STATUS	_IOW('U', 0x02, struct snd_lsm_event_status)
     64 #define SNDRV_LSM_ABORT_EVENT	_IOW('U', 0x03, int)
     65 #define SNDRV_LSM_START		_IOW('U', 0x04, int)
     66 #define SNDRV_LSM_STOP		_IOW('U', 0x05, int)
     67 #define SNDRV_LSM_SET_SESSION_DATA _IOW('U', 0x06, struct snd_lsm_session_data)
     68 #define SNDRV_LSM_REG_SND_MODEL_V2 _IOW('U', 0x07,\
     69 					struct snd_lsm_sound_model_v2)
     70 #define SNDRV_LSM_LAB_CONTROL	_IOW('U', 0x08, uint32_t)
     71 #define SNDRV_LSM_STOP_LAB	_IO('U', 0x09)
     72 #define SNDRV_LSM_SET_PARAMS	_IOW('U', 0x0A, \
     73 					struct snd_lsm_detection_params)
     74 
     75 #endif
     76