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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 struct snd_lsm_sound_model {
     20 	__u8 __user *data;
     21 	__u32 data_size;
     22 	enum lsm_detection_mode detection_mode;
     23 	__u16 min_keyw_confidence;
     24 	__u16 min_user_confidence;
     25 	bool detect_failure;
     26 };
     27 
     28 struct snd_lsm_sound_model_v2 {
     29 	__u8 __user *data;
     30 	__u8 *confidence_level;
     31 	__u32 data_size;
     32 	enum lsm_detection_mode detection_mode;
     33 	__u8 num_confidence_levels;
     34 	bool detect_failure;
     35 };
     36 
     37 struct snd_lsm_session_data {
     38 	enum lsm_app_id app_id;
     39 };
     40 
     41 struct snd_lsm_event_status {
     42 	__u16 status;
     43 	__u16 payload_size;
     44 	__u8 payload[0];
     45 };
     46 
     47 #define SNDRV_LSM_REG_SND_MODEL	 _IOW('U', 0x00, struct snd_lsm_sound_model)
     48 #define SNDRV_LSM_DEREG_SND_MODEL _IOW('U', 0x01, int)
     49 #define SNDRV_LSM_EVENT_STATUS	_IOW('U', 0x02, struct snd_lsm_event_status)
     50 #define SNDRV_LSM_ABORT_EVENT	_IOW('U', 0x03, int)
     51 #define SNDRV_LSM_START		_IOW('U', 0x04, int)
     52 #define SNDRV_LSM_STOP		_IOW('U', 0x05, int)
     53 #define SNDRV_LSM_SET_SESSION_DATA _IOW('U', 0x06, struct snd_lsm_session_data)
     54 #define SNDRV_LSM_REG_SND_MODEL_V2 _IOW('U', 0x07,\
     55 					struct snd_lsm_sound_model_v2)
     56 #endif
     57