synaptics: Add synaptics driver

Heavily modified by Benjamin Berg <bberg@redhat.com> to port it to the new libfprint API and adjust the coding style to follow more closely other drivers.
2019-07-29 15:55:27 +02:00 · 2019-07-29 15:55:27 +02:00 · ac65cf455e
parent b8bb08649d
commit ac65cf455e
9 changed files with 2479 additions and 1 deletions
--- a/libfprint/drivers/synaptics/bmkt.h
+++ b/libfprint/drivers/synaptics/bmkt.h
@ -0,0 +1,236 @@
+/*
+ * Synaptics MiS Fingerprint Sensor Interface
+ * Copyright (C) 2019 Synaptics Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BMKT_H_
+#define _BMKT_H_
+
+/**< User ID maximum length allowed */
+#define BMKT_MAX_USER_ID_LEN                    100
+/**< Software Part Number length */
+#define BMKT_PART_NUM_LEN                       10
+/**< Software supplier identification length */
+#define BMKT_SUPPLIER_ID_LEN                    2
+
+/**< Maximum namber of templates for storing in internal flash of the fingerprint sensor */
+#define BMKT_MAX_NUM_TEMPLATES_INTERNAL_FLASH   15
+
+#include <stdint.h>
+#include "bmkt_response.h"
+
+/*!
+*******************************************************************************
+**  Type definition for result
+*/
+/** No error; Operation successfully completed. */
+#define BMKT_SUCCESS                            0
+/** Fingerprint system not initialized */
+#define BMKT_FP_SYSTEM_NOT_INITIALIZED          101
+/** Fingerprint system busy performing another operation */
+#define BMKT_FP_SYSTEM_BUSY                     102
+/** Operation not allowed */
+#define BMKT_OPERATION_DENIED                   103
+/** System ran out of memory while performing operation */
+#define BMKT_OUT_OF_MEMORY                      104
+/** Corrupt message, CRC check fail or truncated message */
+#define BMKT_CORRUPT_MESSAGE                    110
+/** One of the command parameters is outside the range of valid values */
+#define BMKT_INVALID_PARAM                      111
+/** Unrecognized message or message with invalid message ID */
+#define BMKT_UNRECOGNIZED_MESSAGE               112
+/** Operation time out */
+#define BMKT_OP_TIME_OUT                        113
+/** General error – cause of error cannot be determined */
+#define BMKT_GENERAL_ERROR                      114
+
+#define BMKT_SET_SECURITY_LEVEL_FAIL            120
+#define BMKT_GET_SECURITY_LEVEL_FAIL            121
+
+/** Fingerprint sensor reset while operation was being performed */
+#define BMKT_SENSOR_RESET                       201
+/** Fingerprint sensor malfunctioned */
+#define BMKT_SENSOR_MALFUNCTION                 202
+/** Fingerprint sensor cannot be accessed despite repeated attempts */
+#define BMKT_SENSOR_TAMPERED                    203
+/**
+* BMKT_SENSOR_NOT_INIT:
+* Fingerprint sensor module not initialized yet – not ready for use
+* (different from error code 101 which indicates that the entire system
+* has not been initialized)
+*/
+#define BMKT_SENSOR_NOT_INIT                    204
+/** Number of re-pairing operations exceeded limit or re-pairing has been disabled */
+#define BMKT_OWNERSHIP_RESET_MAX_EXCEEDED       205
+/**
+* BMKT_SENSOR_STIMULUS_ERROR:
+* There is a finger or debris on the sensor that needs to be removed
+* before issuing this command
+*/
+#define BMKT_SENSOR_STIMULUS_ERROR              213
+/**
+* BMKT_CORRUPT_TEMPLATE_DATA:
+* One of the fingerprint templates stored on flash is corrupt.
+* This error code is returned in case of failure in finding a fingerprint match
+* during identify or verify operations while also detecting that one or more
+* fingerprint templates stored on the flash has become corrupted
+*/
+#define BMKT_CORRUPT_TEMPLATE_DATA              300
+/** Failed to extract features from fingerprint image acquired by sensor */
+#define BMKT_FEATURE_EXTRACT_FAIL               301
+/** Failed to generate fingerprint template */
+#define BMKT_ENROLL_FAIL                        302
+/** Specified finger already enrolled for this user */
+#define BMKT_ENROLLMENT_EXISTS                  303
+/** Invalid fingerprint image */
+#define BMKT_INVALID_FP_IMAGE                   304
+/** No matching user fingerprint template found in database */
+#define BMKT_FP_NO_MATCH                        404
+/** Fingerprint database is full */
+#define BMKT_FP_DATABASE_FULL                   501
+/** Fingerprint database is empty */
+#define BMKT_FP_DATABASE_EMPTY                  502
+/** Cannot access fingerprint database */
+#define BMKT_FP_DATABASE_ACCESS_FAIL            503
+/** Fingerprint template record does not exist */
+#define BMKT_FP_DATABASE_NO_RECORD_EXISTS       504
+/** Failed to read/write system parameters stored on flash */
+#define BMKT_FP_PARAM_ACCESS_FAIL               505
+/** Fingerprint is a spoof */
+#define BMKT_FP_SPOOF_ALERT                     801
+/** Anti-spoof module failure */
+#define BMKT_ANTI_SPOOF_MODULE_FAIL             802
+
+#define BMKT_CORRUPT_UPDATE_IMAGE               901
+#define BMKT_SYSTEM_UPDATE_FAIL                 902
+
+#define BMKT_EVENT_NOT_SET                      1000
+#define BMKT_SENSOR_NOT_READY                   1001
+#define BMKT_TIMEOUT                            1002
+#define BMKT_SENSOR_RESPONSE_PENDING            1003
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+* bmkt_mode:
+* Fingerprint system operational mode values level 1
+*/
+typedef enum bmkt_mode
+{
+	BMKT_STATE_UNINIT    = 0xFF,
+	BMKT_STATE_IDLE      = 0x00,
+	BMKT_STATE_ENROLL    = 0x10,
+	BMKT_STATE_IDENTIFY  = 0x20,
+	BMKT_STATE_VERIFY    = 0x30,
+	BMKT_STATE_DB_OPS    = 0x40,
+	BMKT_STATE_SYS_TEST  = 0x50,
+	BMKT_STATE_SYS_OPS   = 0x60,
+} bmkt_mode_t;
+
+/**
+* bmkt_mode_level2:
+* Fingerprint system operational mode values level 2
+*/
+typedef enum bmkt_mode_level2
+{
+	BMKT_STATE_L2_IDLE                  = 0x00,
+	BMKT_STATE_L2_STARTING              = 0x11,
+	BMKT_STATE_L2_WAITING_FOR_FINGER    = 0x12,
+	BMKT_STATE_L2_CAPTURE_IMAGE         = 0x13,
+	BMKT_STATE_L2_CAPTURE_COMPLETE      = 0x14,
+	BMKT_STATE_L2_EXTRACT_FEATURE       = 0x15,
+	BMKT_STATE_L2_CREATE_TEMPLATE       = 0x16,
+	BMKT_STATE_L2_READING_FROM_FLASH    = 0x17,
+	BMKT_STATE_L2_WRITING_TO_FLASH      = 0x18,
+	BMKT_STATE_L2_FINISHING             = 0x19,
+	BMKT_STATE_L2_CANCELING_OP          = 0x20,
+	BMKT_STATE_L2_MATCHING              = 0x21,
+	BMKT_STATE_L2_TRANSMITTING_RESPONSE = 0x22,
+	BMKT_STATE_L2_READY_POWER_DOWN      = 0xF0,
+} bmkt_mode_level2_t;
+
+/**
+* bmkt_transport_type:
+* Fingerprint system transport types
+*/
+typedef enum bmkt_transport_type
+{
+	BMKT_TRANSPORT_TYPE_USB = 0,
+} bmkt_transport_type_t;
+
+/**
+* bmkt_usb_config:
+* Structure represcontainingenting USB configuration details
+*/
+typedef struct bmkt_usb_config
+{
+	int product_id; /**< USB device product ID */
+} bmkt_usb_config_t;
+
+/**
+* bmkt_transport_config_t:
+* Union containing transport configuration details
+*/
+typedef union
+{
+	bmkt_usb_config_t usb_config;
+} bmkt_transport_config_t;
+
+/**
+* bmkt_sensor_desc_t:
+* Structure containing fingerprint system description
+*/
+typedef struct bmkt_sensor_desc
+{
+	int product_id;
+	int flags;
+} bmkt_sensor_desc_t;
+
+/**
+* bmkt_finger_state_t:
+* Finger state representation values.
+*/
+typedef enum
+{
+	BMKT_FINGER_STATE_UNKNOWN    = 0,
+	BMKT_FINGER_STATE_ON_SENSOR,
+	BMKT_FINGER_STATE_NOT_ON_SENSOR,
+} bmkt_finger_state_t;
+
+/**
+* bmkt_finger_event_t:
+* Structure containing finger state
+*/
+typedef struct bmkt_finger_event
+{
+	bmkt_finger_state_t finger_state;
+} bmkt_finger_event_t;
+
+typedef struct bmkt_user_id
+{
+	uint8_t      user_id_len;
+	uint8_t      user_id[BMKT_MAX_USER_ID_LEN];
+} bmkt_user_id_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _BMKT_H_ */
--- a/libfprint/drivers/synaptics/bmkt_message.c
+++ b/libfprint/drivers/synaptics/bmkt_message.c
@ -0,0 +1,411 @@
+/*
+ * Copyright (C) 2019 Synaptics Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <glib.h>
+#include "bmkt_response.h"
+#include "bmkt_message.h"
+
+static uint8_t extract8(const uint8_t *buf, int *offset)
+{
+	uint8_t ret = 0;
+	int off = 0;
+	if (offset)
+		off = *offset;
+
+	ret = *(buf + off);
+
+	if (offset)
+		*offset += 1;
+
+	return ret;
+}
+
+
+static int parse_error_response(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	if (msg_resp->payload_len != 2)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	resp->result = (msg_resp->payload[0] << 8) | msg_resp->payload[1];
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_init_ok(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_init_resp_t *init_resp = &resp->response.init_resp;
+
+	if (msg_resp->payload_len != 1)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	init_resp->finger_presence = extract8(msg_resp->payload, NULL);
+
+	return BMKT_SUCCESS;
+}
+
+
+static int parse_fps_mode_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	int offset = 0;
+	bmkt_fps_mode_resp_t *fps_mode_resp = &resp->response.fps_mode_resp;
+
+	if (msg_resp->payload_len != sizeof(bmkt_fps_mode_resp_t))
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	fps_mode_resp->mode = extract8(msg_resp->payload, &offset);
+	fps_mode_resp->level2_mode = extract8(msg_resp->payload, &offset);
+	fps_mode_resp->cmd_id = extract8(msg_resp->payload, &offset);
+	fps_mode_resp->finger_presence = extract8(msg_resp->payload, &offset);
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_enroll_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_enroll_resp_t *enroll_resp = &resp->response.enroll_resp;
+
+	if (msg_resp->payload_len != 1)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	enroll_resp->progress = extract8(msg_resp->payload, NULL);
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_enroll_ok(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_enroll_resp_t *enroll_resp = &resp->response.enroll_resp;
+
+	if (msg_resp->payload_len < 1 || msg_resp->payload_len > (BMKT_MAX_USER_ID_LEN + 1))
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	enroll_resp->finger_id = msg_resp->payload[0];
+	memcpy(enroll_resp->user_id, &msg_resp->payload[1], msg_resp->payload_len - 1);
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_auth_ok(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_identify_resp_t *id_resp = &resp->response.id_resp;
+
+	if (msg_resp->payload_len < 3 || msg_resp->payload_len > (BMKT_MAX_USER_ID_LEN + 3))
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	id_resp->match_result = (double)msg_resp->payload[0] + 0.01 * (double)msg_resp->payload[1];
+	id_resp->finger_id = msg_resp->payload[2];
+	memcpy(id_resp->user_id, &msg_resp->payload[3], msg_resp->payload_len - 3);
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_security_level_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_set_sec_level_resp_t *sec_level_resp = &resp->response.sec_level_resp;
+
+	if (msg_resp->payload_len != 1)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	sec_level_resp->sec_level = extract8(msg_resp->payload, NULL);
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_del_all_users_progress_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_del_all_users_resp_t *del_all_users_resp = &resp->response.del_all_users_resp;
+
+	if (msg_resp->payload_len != 1)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	del_all_users_resp->progress = extract8(msg_resp->payload, NULL);
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_db_cap_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_get_db_capacity_resp_t *db_cap_resp = &resp->response.db_cap_resp;
+	int offset = 0;
+
+	if (msg_resp->payload_len < 2 || msg_resp->payload_len > 4)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	db_cap_resp->total = extract8(msg_resp->payload, &offset);
+	db_cap_resp->empty = extract8(msg_resp->payload, &offset);
+
+	if (msg_resp->payload_len == 4)
+	{
+		db_cap_resp->bad_slots = extract8(msg_resp->payload, &offset);
+		db_cap_resp->corrupt_templates = extract8(msg_resp->payload, &offset);
+	}
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_get_enrolled_fingers_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	int offset = 0;
+	int i = 0;
+
+	if (msg_resp->payload_len < 2)
+	{
+		 return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+	/* 2 bytes per finger so calculate the total number of fingers to process*/
+	int num_fingers = (msg_resp->payload_len) / 2;
+
+	bmkt_enrolled_fingers_resp_t *get_enrolled_fingers_resp = &resp->response.enrolled_fingers_resp;
+
+	for (i = 0; i < num_fingers; i++)
+	{
+		get_enrolled_fingers_resp->fingers[i].finger_id = extract8(msg_resp->payload, &offset);
+		get_enrolled_fingers_resp->fingers[i].template_status = extract8(msg_resp->payload, &offset);
+
+	}
+	return BMKT_SUCCESS;
+}
+static int parse_get_enrolled_users_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	int offset = 0;
+	int i = 0;
+
+	/* the payload is 2 bytes + template data */
+	if (msg_resp->payload_len < 2)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	bmkt_enroll_templates_resp_t *get_enroll_templates_resp = &resp->response.enroll_templates_resp;
+
+	get_enroll_templates_resp->total_query_messages = extract8(msg_resp->payload, &offset);
+	get_enroll_templates_resp->query_sequence = extract8(msg_resp->payload, &offset);
+
+	int n = 0;
+	for (n = 0; n < BMKT_MAX_NUM_TEMPLATES_INTERNAL_FLASH; n++)
+	{
+		if (offset >= msg_resp->payload_len)
+			break;
+		get_enroll_templates_resp->templates[n].user_id_len = extract8(msg_resp->payload, &offset) - 2;
+		if(get_enroll_templates_resp->templates[n].user_id_len > BMKT_MAX_USER_ID_LEN)
+		{
+			return BMKT_UNRECOGNIZED_MESSAGE;
+		}
+		get_enroll_templates_resp->templates[n].template_status = extract8(msg_resp->payload, &offset);
+		get_enroll_templates_resp->templates[n].finger_id = extract8(msg_resp->payload, &offset);
+		for (i = 0; i < get_enroll_templates_resp->templates[n].user_id_len; i++)
+		{
+			get_enroll_templates_resp->templates[n].user_id[i] = extract8(msg_resp->payload, &offset);
+		}
+		get_enroll_templates_resp->templates[n].user_id[i] = '\0';
+	}
+
+	return BMKT_SUCCESS;
+}
+
+static int parse_get_version_report(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	bmkt_get_version_resp_t *get_version_resp = &resp->response.get_version_resp;
+	int offset = 0;
+
+	if (msg_resp->payload_len != 15)
+	{
+		return BMKT_UNRECOGNIZED_MESSAGE;
+	}
+
+	memcpy(get_version_resp->part, msg_resp->payload, BMKT_PART_NUM_LEN);
+	offset += BMKT_PART_NUM_LEN;
+	get_version_resp->year = extract8(msg_resp->payload, &offset);
+	get_version_resp->week = extract8(msg_resp->payload, &offset);
+	get_version_resp->patch = extract8(msg_resp->payload, &offset);
+	memcpy(get_version_resp->supplier_id, msg_resp->payload + offset, BMKT_SUPPLIER_ID_LEN);
+
+	return BMKT_SUCCESS;
+}
+
+int bmkt_compose_message(uint8_t *cmd, int *cmd_len, uint8_t msg_id, uint8_t seq_num,
+						uint8_t payload_size, const uint8_t *payload)
+{
+	int message_len = BMKT_MESSAGE_HEADER_LEN + payload_size;
+
+	if (*cmd_len < message_len)
+	{
+		return BMKT_OUT_OF_MEMORY;
+	}
+
+	cmd[BMKT_MESSAGE_HEADER_ID_FIELD] = BMKT_MESSAGE_HEADER_ID;
+	cmd[BMKT_MESSAGE_SEQ_NUM_FIELD] = seq_num;
+	cmd[BMKT_MESSAGE_ID_FIELD] = msg_id;
+	cmd[BMKT_MESSAGE_PAYLOAD_LEN_FIELD] = payload_size;
+	memcpy(&cmd[BMKT_MESSAGE_PAYLOAD_FIELD], payload, payload_size);
+
+	*cmd_len = message_len;
+
+	return BMKT_SUCCESS;
+}
+
+int bmkt_parse_message_header(uint8_t *resp_buf, int resp_len, bmkt_msg_resp_t *msg_resp)
+{
+	if (resp_buf[BMKT_MESSAGE_HEADER_ID_FIELD] != BMKT_MESSAGE_HEADER_ID)
+	{
+		return BMKT_CORRUPT_MESSAGE;
+	}
+
+	msg_resp->seq_num = resp_buf[BMKT_MESSAGE_SEQ_NUM_FIELD];
+	msg_resp->msg_id = resp_buf[BMKT_MESSAGE_ID_FIELD];
+	msg_resp->payload_len = resp_buf[BMKT_MESSAGE_PAYLOAD_LEN_FIELD];
+	if (msg_resp->payload_len > 0)
+	{
+		msg_resp->payload = &resp_buf[BMKT_MESSAGE_PAYLOAD_FIELD];
+	}
+	else
+	{
+		msg_resp->payload = NULL;
+	}
+
+	return BMKT_SUCCESS;
+}
+
+int bmkt_parse_message_payload(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp)
+{
+	int ret = BMKT_SUCCESS;
+
+	memset(resp, 0, sizeof(bmkt_response_t));
+
+	resp->response_id = msg_resp->msg_id;
+
+	switch(msg_resp->msg_id)
+	{
+		case BMKT_RSP_CONTINUOUS_IMAGE_CAPTURE_FAIL:
+		case BMKT_RSP_SENSOR_MODULE_TEST_FAIL:
+		case BMKT_RSP_FPS_INIT_FAIL:
+		case BMKT_RSP_FPS_MODE_FAIL:
+		case BMKT_RSP_SET_SECURITY_LEVEL_FAIL:
+		case BMKT_RSP_GET_SECURITY_LEVEL_FAIL:
+		case BMKT_RSP_CANCEL_OP_FAIL:
+		case BMKT_RSP_ENROLL_FAIL:
+		case BMKT_RSP_ID_FAIL:
+		case BMKT_RSP_VERIFY_FAIL:
+		case BMKT_RSP_QUERY_FAIL:
+		case BMKT_RSP_DEL_USER_FP_FAIL:
+		case BMKT_RSP_DEL_FULL_DB_FAIL:
+		case BMKT_RSP_REPEAT_LAST_BMKT_RSP_FAIL:
+		case BMKT_RSP_POWER_DOWN_FAIL:
+		case BMKT_RSP_GET_VERSION_FAIL:
+		case BMKT_RSP_DISABLE_PAIRING_FAIL:
+		case BMKT_RSP_QUERY_PAIRING_FAIL:
+		case BMKT_RSP_SENSOR_STATUS_FAIL:
+		case BMKT_RSP_RETRIEVE_FINAL_RESULT_FAIL:
+			ret = parse_error_response(msg_resp, resp);
+			resp->complete = 1;
+			break;
+
+		case BMKT_RSP_FPS_INIT_OK:
+			ret = parse_init_ok(msg_resp, resp);
+			resp->complete = 1;
+			break;
+
+		case BMKT_RSP_CANCEL_OP_OK:
+		case BMKT_RSP_DEL_FULL_DB_OK:
+		case BMKT_RSP_DEL_USER_FP_OK:
+			/* responses with a payload of 0
+			 so the response indicates success */
+			resp->result = BMKT_SUCCESS;
+			resp->complete = 1;
+			break;
+
+		case BMKT_RSP_FPS_MODE_REPORT:
+			// parse_fps_mode
+			ret = parse_fps_mode_report(msg_resp, resp);
+			resp->complete = 1;
+			break;
+
+		case BMKT_RSP_GET_SECURITY_LEVEL_REPORT:
+		case BMKT_RSP_SET_SECURITY_LEVEL_REPORT:
+			/* parse security level result */
+			ret = parse_security_level_report(msg_resp, resp);
+			resp->complete = 1;
+			break;
+
+		case BMKT_RSP_DELETE_PROGRESS:
+			ret = parse_del_all_users_progress_report(msg_resp, resp);
+			break;
+
+		case BMKT_RSP_CAPTURE_COMPLETE:
+			resp->result = BMKT_SUCCESS;
+			break;
+
+		case BMKT_RSP_ENROLL_READY:
+			resp->result = BMKT_SUCCESS;
+			break;
+
+		case BMKT_RSP_ENROLL_REPORT:
+			ret = parse_enroll_report(msg_resp, resp);
+			break;
+
+		case BMKT_RSP_ENROLL_OK:
+			resp->complete = 1;
+			ret = parse_enroll_ok(msg_resp, resp);
+			break;
+
+		case BMKT_RSP_ID_OK:
+		case BMKT_RSP_VERIFY_OK:
+			ret = parse_auth_ok(msg_resp, resp);
+			resp->complete = 1;
+			break;
+		case BMKT_RSP_GET_ENROLLED_FINGERS_REPORT:
+			ret = parse_get_enrolled_fingers_report(msg_resp, resp);
+			resp->complete = 1;
+			break;
+		case BMKT_RSP_DATABASE_CAPACITY_REPORT:
+			resp->complete = 1;
+			ret = parse_db_cap_report(msg_resp, resp);
+			break;
+		case BMKT_RSP_TEMPLATE_RECORDS_REPORT:
+			ret = parse_get_enrolled_users_report(msg_resp, resp);
+			break;
+		case BMKT_RSP_QUERY_RESPONSE_COMPLETE:
+			resp->complete = 1;
+			break;
+
+		case BMKT_RSP_VERSION_INFO:
+			ret = parse_get_version_report(msg_resp, resp);
+			resp->complete = 1;
+			break;
+	}
+
+	return ret;
+}
--- a/libfprint/drivers/synaptics/bmkt_message.h
+++ b/libfprint/drivers/synaptics/bmkt_message.h
@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2019 Synaptics Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+
+#ifndef BMKT_MESSAGE_H_
+#define BMKT_MESSAGE_H_
+
+
+#define BMKT_MESSAGE_HEADER_ID                      0xFE
+#define BMKT_MESSAGE_HEADER_LEN                     (4)
+#define BMKT_MESSAGE_CRC32_LEN                      (4)
+#define BMKT_MESSAGE_HEADER_ID_FIELD                0
+#define BMKT_MESSAGE_SEQ_NUM_FIELD                  1
+#define BMKT_MESSAGE_ID_FIELD                       2
+#define BMKT_MESSAGE_PAYLOAD_LEN_FIELD              3
+#define BMKT_MESSAGE_PAYLOAD_FIELD                  4
+
+// Command messages
+#define BMKT_CMD_CONTINUOUS_IMAGE_CAPTURE           0x01
+#define BMKT_CMD_CONTINUOUS_IMAGE_CAPTURE_STOP      0x04
+#define BMKT_CMD_SENSOR_MODULE_TEST                 0x06
+#define BMKT_CMD_SENSOR_MODULE_TEST_START           0x08
+#define BMKT_CMD_NEXT_TEST_REPORT_CHUNK             0x0B
+#define BMKT_CMD_FPS_INIT                           0x11
+#define BMKT_CMD_GET_FPS_MODE                       0x21
+#define BMKT_CMD_SET_SECURITY_LEVEL                 0x31
+#define BMKT_CMD_GET_SECURITY_LEVEL                 0x34
+#define BMKT_CMD_CANCEL_OP                          0x41
+#define BMKT_CMD_ENROLL_USER                        0x51
+#define BMKT_CMD_ENROLL_PAUSE                       0x52
+#define BMKT_CMD_ENROLL_RESUME                      0x53
+#define BMKT_CMD_ID_USER                            0x61
+#define BMKT_CMD_VERIFY_USER                        0x65
+#define BMKT_CMD_GET_TEMPLATE_RECORDS               0x71
+#define BMKT_CMD_GET_NEXT_QUERY_RESPONSE            0x72
+#define BMKT_CMD_GET_ENROLLED_FINGERS               0x73
+#define BMKT_CMD_GET_DATABASE_CAPACITY              0x74
+#define BMKT_CMD_DEL_USER_FP                        0x81
+#define BMKT_CMD_DEL_FULL_DB                        0x84
+#define BMKT_CMD_REPEAT_LAST_RSP                    0x92
+#define BMKT_CMD_POWER_DOWN_NOTIFY                  0xA1
+#define BMKT_CMD_GET_VERSION                        0xB1
+#define BMKT_CMD_DISABLE_PAIRING                    0xC2
+#define BMKT_CMD_QUERY_PAIRING                      0xC5
+#define BMKT_CMD_SENSOR_STATUS                      0xD1
+#define BMKT_CMD_ID_USER_IN_ORDER                   0xE1
+#define BMKT_CMD_ID_NEXT_USER                       0xE3
+#define BMKT_CMD_VERIFY_USER_IN_ORDER               0xF1
+#define BMKT_CMD_VERIFY_FINGERS_IN_ORDER            0xF2
+#define BMKT_CMD_GET_FINAL_RESULT                   0xE4
+
+#define BMKT_EVT_FINGER_REPORT                      0x91
+
+#define BMKT_EVT_FINGER_STATE_NOT_ON_SENSOR         0x00
+#define BMKT_EVT_FINGER_STATE_ON_SENSOR             0x01
+
+typedef struct bmkt_msg_resp
+{
+	uint8_t msg_id;
+	uint8_t seq_num;
+	uint8_t payload_len;
+	uint8_t *payload;
+	int result;
+} bmkt_msg_resp_t;
+
+int bmkt_compose_message(uint8_t *cmd, int *cmd_len, uint8_t msg_id, uint8_t seq_num,
+				uint8_t payload_size, const uint8_t *payload);
+
+int bmkt_parse_message_header(uint8_t *resp_buf, int resp_len, bmkt_msg_resp_t *msg_resp);
+int bmkt_parse_message_payload(bmkt_msg_resp_t *msg_resp, bmkt_response_t *resp);
+#endif /* BMKT_MESSAGE_H_ */
--- a/libfprint/drivers/synaptics/bmkt_response.h
+++ b/libfprint/drivers/synaptics/bmkt_response.h
@ -0,0 +1,489 @@
+/*
+ * Synaptics MiS Fingerprint Sensor Response Data Interface
+ * Copyright (C) 2019 Synaptics Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+
+#ifndef _BMKT_RESPONSE_H_
+#define _BMKT_RESPONSE_H_
+
+#include "bmkt.h"
+
+/** List of response message IDs */
+#define BMKT_RSP_CONTINUOUS_IMAGE_CAPTURE_FAIL    0x02
+#define BMKT_RSP_CONTINUOUS_IMAGE_CAPTURE_READY   0x03
+#define BMKT_RSP_CONTINUOUS_IMAGE_CAPTURE_STOPPED 0x05
+#define BMKT_RSP_SENSOR_MODULE_TEST_READY         0x07
+#define BMKT_RSP_SENSOR_MODULE_TEST_FAIL          0x09
+#define BMKT_RSP_SENSOR_MODULE_TEST_REPORT        0x0A
+#define BMKT_RSP_NEXT_TEST_REPORT_CHUNK           0x0C
+
+/*! \addtogroup init
+*  Response IDs returned by fingerprint initialization operation
+*  @{
+*/
+/** Failed to initialize fingerprint sensor module */
+#define BMKT_RSP_FPS_INIT_FAIL                    0x12
+/** Successfully initialized fingerprint sensor module */
+#define BMKT_RSP_FPS_INIT_OK                      0x13
+/*! @} */
+
+/*! \addtogroup mode
+*  Response IDs returned by get fingerprint mode operation
+*  @{
+*/
+/** Failed to get fingerprint sensor module’s current operational mode */
+#define BMKT_RSP_FPS_MODE_FAIL                    0x22
+/**
+* BMKT_RSP_FPS_MODE_REPORT:
+* Response containing the current operational mode of the fingerprint sensor module
+* <br>Payload data represented in \ref bmkt_fps_mode_resp_t struct
+*/
+#define BMKT_RSP_FPS_MODE_REPORT                  0x23
+/*! @} */
+
+/*! \addtogroup setseclevel
+*  Response IDs returned by set security level operation
+*  @{
+*/
+/** Failed to set fingerprint sensor module security level */
+#define BMKT_RSP_SET_SECURITY_LEVEL_FAIL          0x32
+/**
+* BMKT_RSP_SET_SECURITY_LEVEL_REPORT:
+* Security level of the fingerprint sensor module was set successfully
+* <br>Contains payload data represented in \ref bmkt_set_sec_level_resp_t struct
+*/
+#define BMKT_RSP_SET_SECURITY_LEVEL_REPORT        0x33
+/*! @} */
+
+/*! \addtogroup getseclevel
+*  Response IDs returned by get security level operation
+*  @{
+*/
+/** Failed to get fingerprint sensor module security level */
+#define BMKT_RSP_GET_SECURITY_LEVEL_FAIL          0x35
+/**
+* BMKT_RSP_GET_SECURITY_LEVEL_REPORT:
+* Returns the current security level of the fingerprint sensor module
+* <br>Contains payload data represented in \ref bmkt_set_sec_level_resp_t struct
+*/
+#define BMKT_RSP_GET_SECURITY_LEVEL_REPORT        0x36
+/*! @} */
+
+/*! \addtogroup cancelop
+*  Response IDs returned by cancel_operation operation
+*  @{
+*/
+/**
+* BMKT_RSP_CANCEL_OP_OK:
+* Successfully canceled the current operation and returned
+* fingerprint sensor module to idle mode
+*/
+#define BMKT_RSP_CANCEL_OP_OK                     0x42
+/** Failed to cancel the current operation */
+#define BMKT_RSP_CANCEL_OP_FAIL                   0x43
+/*! @} */
+
+/*! \addtogroup enrollment
+*  Response IDs returned by enrollment operation
+*  @{
+*/
+/**
+* BMKT_RSP_ENROLL_READY:
+* Fingerprint enrollment session has begun and the user can place
+* their finger on the sensor
+*/
+#define BMKT_RSP_ENROLL_READY                     0x54
+/** Progress of the currently on-going fingerprint enrollment session */
+#define BMKT_RSP_ENROLL_REPORT                    0x55
+/** Enrollment has been paused */
+#define BMKT_RSP_ENROLL_PAUSED                    0x56
+/** Enrollment has been resume */
+#define BMKT_RSP_ENROLL_RESUMED                   0x57
+/** The current enrollment session has encountered an error */
+#define BMKT_RSP_ENROLL_FAIL                      0x58
+/**
+* BMKT_RSP_ENROLL_OK:
+* User has been successfully enrolled into the fingerprint sensor module
+* <br>Contains payload data represented in \ref bmkt_enroll_resp_t struct
+*/
+#define BMKT_RSP_ENROLL_OK                        0x59
+
+/**
+* BMKT_RSP_CAPTURE_COMPLETE:
+* Fingerprint image capture is complete and it is safe for the user
+* to lift their finger off the sensor
+*/
+#define BMKT_RSP_CAPTURE_COMPLETE                 0x60
+/*! @} */
+
+/*! \addtogroup identify
+*  Response IDs returned by identify operation.
+*  @{
+*/
+/* Fingerprint identification session has begun */
+#define BMKT_RSP_ID_READY                         0x62
+/* Identification has failed */
+#define BMKT_RSP_ID_FAIL                          0x63
+/**
+* BMKT_RSP_ID_OK:
+* User has been successfully identified
+* <br>Contains payload data represented in \ref bmkt_auth_resp struct
+*/
+#define BMKT_RSP_ID_OK                            0x64
+/*! @} */
+
+/*! \addtogroup verify
+*  Response IDs returned by identify operation.
+*  @{
+*/
+/** Fingerprint verification session has begun */
+#define BMKT_RSP_VERIFY_READY                     0x66
+/** Verification has failed */
+#define BMKT_RSP_VERIFY_FAIL                      0x67
+/**
+* BMKT_RSP_VERIFY_OK:
+* User’s identity has been successfully verified
+* <br>Contains payload data represented in \ref bmkt_auth_resp struct
+*/
+#define BMKT_RSP_VERIFY_OK                        0x68
+/*! @} */
+
+/**
+* BMKT_RSP_TEMPLATE_RECORDS_REPORT:
+* Response ID returned by get enrolled users templates record operation
+* <br>Returns list of template records containing user IDs and corresponding finger IDs
+* <br>Payload data represented in \ref bmkt_enroll_templates_resp_t struct
+*/
+#define BMKT_RSP_TEMPLATE_RECORDS_REPORT          0x75
+
+/**
+* BMKT_RSP_QUERY_RESPONSE_COMPLETE:
+* Response ID returned by get next query response operation
+* <br>Complete sequence of messages containing the template records query response has been sent
+*/
+#define BMKT_RSP_QUERY_RESPONSE_COMPLETE          0x76
+
+/**
+* BMKT_RSP_GET_ENROLLED_FINGERS_REPORT:
+* Response ID returned by get enrolled fingers operation
+* <br> Returns list of IDs of enrolled fingers for a specific user,
+* along with template record status corresponding to each enrolled finger
+* <br>Contains payload data represented in \ref bmkt_enrolled_fingers_resp_t struct
+*/
+#define BMKT_RSP_GET_ENROLLED_FINGERS_REPORT      0x77
+
+/*! \addtogroup dbcapacity
+*  Response IDs returned by get database capacity operation
+*  @{
+*/
+/**
+* BMKT_RSP_DATABASE_CAPACITY_REPORT:
+* Response specifying total capacity of fingerprint template database and
+* how much free capacity is remaining along with how many templates are corrupted and
+* how many bad (permanently unusable) storage slots are there.
+* <br>Payload data represented in \ref bmkt_get_db_capacity_resp_t struct
+*/
+#define BMKT_RSP_DATABASE_CAPACITY_REPORT         0x78
+/** Failed to execute database query */
+#define BMKT_RSP_QUERY_FAIL                       0x79
+/*! @} */
+
+/*! \addtogroup deluser
+*  Response IDs returned by delete fingerprint of specific user operation
+*  @{
+*/
+/** Failed to delete a user’s fingerprint template from the database */
+#define BMKT_RSP_DEL_USER_FP_FAIL                 0x82
+/**
+* BMKT_RSP_DEL_USER_FP_OK:
+* Fingerprint template successfully deleted from the database.
+* Returns the user ID and finger ID deleted. If value of finger ID is set equal to 0,
+* then all fingerprint templates for that user have been deleted from the database
+* <br>Payload data represented in \ref bmkt_del_user_resp_t struct
+*/
+#define BMKT_RSP_DEL_USER_FP_OK                   0x83
+/*! @} */
+
+/*! \addtogroup delfulldb
+*  Response IDs returned by delete entire fingerprint template DB operation
+*  @{
+*/
+/** Failed to erase entire fingerprint template database */
+#define BMKT_RSP_DEL_FULL_DB_FAIL                 0x85
+/** Successfully erased entire fingerprint template database */
+#define BMKT_RSP_DEL_FULL_DB_OK                   0x86
+/**
+* BMKT_RSP_DELETE_PROGRESS:
+* Notify progress made during the on-going deletion of the full template database
+* <br>Payload data represented in \ref bmkt_del_all_users_resp_t struct
+*/
+#define BMKT_RSP_DELETE_PROGRESS                  0x87
+/*! @} */
+
+/**
+* BMKT_RSP_REPEAT_LAST_BMKT_RSP_FAIL:
+* Response ID returned by repeate last response operation
+* <br>Failed to retrieve and re-send last response
+*/
+#define BMKT_RSP_REPEAT_LAST_BMKT_RSP_FAIL        0x93
+
+/*! \addtogroup pwrdwn
+*  Response IDs returned by power down notify operation
+*  @{
+*/
+/** Fingerprint sensor module is ready to be powered down */
+#define BMKT_RSP_POWER_DOWN_READY                 0xA2
+/** Failed to go into power down mode */
+#define BMKT_RSP_POWER_DOWN_FAIL                  0xA3
+/*! @} */
+
+/*! \addtogroup versioninfo
+*  Response IDs returned by get version operation
+*  @{
+*/
+/**
+* BMKT_RSP_VERSION_INFO:
+* System version information of the fingerprint sensor module
+* <br>Payload data represented in \ref bmkt_get_version_resp_t struct
+*/
+#define BMKT_RSP_VERSION_INFO                     0xB2
+/* Failed to retrieve and send last response */
+#define BMKT_RSP_GET_VERSION_FAIL                 0xB3
+/*! @} */
+
+/**
+* BMKT_RSP_GENERAL_ERROR:
+* Not tied to a specific command-response session.
+* <br>Could be caused by corrupt or truncated command message
+*/
+#define BMKT_RSP_GENERAL_ERROR                    0xC1
+#define BMKT_RSP_DISABLE_PAIRING_FAIL             0xC3
+#define BMKT_RSP_DISABLE_PAIRING_OK               0xC4
+#define BMKT_RSP_QUERY_PAIRING_FAIL               0xC6
+#define BMKT_RSP_SENSOR_PAIRING_REPORT            0xC7
+
+/*! \addtogroup versioninfo
+*  Response IDs returned by get sensor module status operation
+*  @{
+*/
+/**
+* BMKT_RSP_SENSOR_STATUS_REPORT:
+* Response returning the current status of the sensor module
+* <br>Payload data represented in bmkt_XXX struct
+*/
+#define BMKT_RSP_SENSOR_STATUS_REPORT             0xD2
+/** Failed to retrieve sensor status */
+#define BMKT_RSP_SENSOR_STATUS_FAIL               0xD3
+/*! @} */
+
+/**
+* BMKT_RSP_SEND_NEXT_USER_ID:
+* Response ID returned by identify user in order operation
+* <br>Notify to send the next batch of user IDs in the priority list
+*/
+#define BMKT_RSP_SEND_NEXT_USER_ID                0xE2
+/**
+* BMKT_RSP_RETRIEVE_FINAL_RESULT_FAIL:
+* Response IDs returned by retrieve final result operation
+* <br>Failed to retrieve and re-send cached final result
+*/
+#define BMKT_RSP_RETRIEVE_FINAL_RESULT_FAIL       0xE5
+
+/**
+* Response payload data structure returned by sensor initialization operation.
+*/
+typedef struct bmkt_init_resp
+{
+	uint8_t finger_presence;				/**< Indicates finger existence on the sensor during startup */
+} bmkt_init_resp_t;
+
+/**
+* bmkt_enroll_resp:
+* Response payload data structure returned by enrollment operation.
+*/
+typedef struct bmkt_enroll_resp
+{
+	int progress;                           /**< Shows current progress stutus [0-100] */
+	uint8_t finger_id;                      /**< User's finger id [1-10] */
+	uint8_t user_id[BMKT_MAX_USER_ID_LEN];  /**< User name to be enrolled */
+} bmkt_enroll_resp_t;
+
+/**
+* bmkt_auth_resp:
+* Response payload data structure returned by identify and verify operations.
+*/
+struct bmkt_auth_resp
+{
+	double match_result;                    /**< match result returned by matcher */
+	uint8_t finger_id;                      /**< Matched templates's finger id */
+	uint8_t user_id[BMKT_MAX_USER_ID_LEN];  /**< Matched template's user id */
+};
+
+typedef struct bmkt_auth_resp bmkt_verify_resp_t;   /**< Returned by verify */
+typedef struct bmkt_auth_resp bmkt_identify_resp_t; /**< Returned by identify */
+
+/**
+* bmkt_fps_mode_resp:
+* Response payload data structure returned by get fingerprint mode operation.
+*/
+typedef struct bmkt_fps_mode_resp
+{
+	uint8_t mode;               /**< One of the Level I bmkt_mode_t values */
+	uint8_t level2_mode;        /**< One of the Level II bmkt_mode_level2_t values */
+	uint8_t cmd_id;             /**< Message ID of command being executed when bmkt_get_fps_mode was called */
+	uint8_t finger_presence;    /**< Finger presence status value finger on sensor 1 / finger not on sensor 0 */
+} bmkt_fps_mode_resp_t;
+
+/**
+* bmkt_get_version_resp:
+* Response payload data structure returned by get version operation.
+*/
+typedef struct bmkt_get_version_resp
+{
+	uint8_t part[BMKT_PART_NUM_LEN];            /**< Software Part Number */
+	uint8_t year;                               /**< Software Version Year */
+	uint8_t week;                               /**< Software Version Week */
+	uint8_t patch;                              /**< Software Version Patch Level */
+	uint8_t supplier_id[BMKT_SUPPLIER_ID_LEN];  /**< Software Supplier Identification */
+} bmkt_get_version_resp_t;
+
+/**
+* bmkt_get_db_capacity_resp:
+* Response payload data structure returned by get DB capacity operation.
+*/
+typedef struct bmkt_get_db_capacity_resp
+{
+	uint8_t total;              /**< Total Available Capacity: Total number of template records that can be stored */
+	uint8_t empty;              /**< Free Capacity: Number of template records that can still be stored */
+	uint8_t bad_slots;          /**< Number of bad template storage slots */
+	uint8_t corrupt_templates;  /**< Number of corrupt templates */
+} bmkt_get_db_capacity_resp_t;
+
+/**
+* bmkt_sec_level:
+* Security level values.
+*/
+typedef enum bmkt_sec_level
+{
+	BMKT_SECURITY_LEVEL_LOW     = 0x10,
+	BMKT_SECURITY_LEVEL_MEDIUM  = 0x40,
+	BMKT_SECURITY_LEVEL_HIGH    = 0x60,
+} bmkt_sec_level_t;
+
+/**
+* bmkt_set_sec_level_resp:
+* Response payload data structure returned by get/set security level operations.
+*/
+typedef struct bmkt_set_sec_level_resp
+{
+	bmkt_sec_level_t sec_level; /**< One of the bmkt_sec_level_t values */
+} bmkt_set_sec_level_resp_t;
+
+/**
+* bmkt_del_all_users_resp:
+* Response payload data structure returned by delete all enrolled users operation.
+*/
+typedef struct bmkt_del_all_users_resp
+{
+	int progress;   /**< Progress indicator as a percentage */
+} bmkt_del_all_users_resp_t;
+
+/**
+* bmkt_del_user_resp:
+* Response payload data structure returned by delete enrolled user operation.
+*/
+typedef struct bmkt_del_user_resp
+{
+	int progress;   /**< Progress indicator as a percentage */
+} bmkt_del_user_resp_t;
+
+/**
+* bmkt_enroll_template:
+* Structure of enrolled users template record data.
+*/
+typedef struct bmkt_enroll_template
+{
+	uint8_t user_id_len;                        /**< Length of user_id string */
+	uint8_t template_status;                    /**< Template record status  */
+	uint8_t finger_id;                          /**< ID of enrolled finger */
+	uint8_t user_id[BMKT_MAX_USER_ID_LEN + 1];  /**< Name of the enrolled user */
+} bmkt_enroll_template_t;
+
+/**
+* bmkt_enroll_templates_resp:
+* Response payload data structure returned by get enrolled user list operation.
+*/
+typedef struct bmkt_enroll_templates_resp
+{
+	uint8_t total_query_messages;                                            /**< Total query response messages */
+	uint8_t query_sequence;                                                  /**< Query response sequence number */
+	bmkt_enroll_template_t templates[BMKT_MAX_NUM_TEMPLATES_INTERNAL_FLASH]; /**< Enrolled user template records list */
+} bmkt_enroll_templates_resp_t;
+
+/**
+* bmkt_enrolled_fingers:
+* Structure of template record status corresponding to each enrolled finger.
+*/
+typedef struct bmkt_enrolled_fingers
+{
+	uint8_t finger_id;          /**< ID of enrolled finger */
+	uint8_t template_status;    /**< Template record status of finger_id */
+} bmkt_enrolled_fingers_t;
+
+/**
+* bmkt_enrolled_fingers_resp:
+* Response payload data structure returned by get enrolled fingers operation.
+*/
+typedef struct bmkt_enrolled_fingers_resp
+{
+	bmkt_enrolled_fingers_t fingers[10]; /**< List of enroled fingers, max number of supported fingers per user is 10 */
+} bmkt_enrolled_fingers_resp_t;
+
+/**
+* bmkt_response_data_t:
+* Union combining all response payload data types.
+*/
+typedef union {
+	bmkt_init_resp_t init_resp;
+	bmkt_enroll_resp_t enroll_resp;
+	bmkt_verify_resp_t verify_resp;
+	bmkt_identify_resp_t id_resp;
+	bmkt_fps_mode_resp_t fps_mode_resp;
+	bmkt_get_version_resp_t get_version_resp;
+	bmkt_get_db_capacity_resp_t db_cap_resp;
+	bmkt_set_sec_level_resp_t sec_level_resp;
+	bmkt_del_all_users_resp_t del_all_users_resp;
+	bmkt_enroll_templates_resp_t enroll_templates_resp;
+	bmkt_del_user_resp_t del_user_resp;
+	bmkt_enrolled_fingers_resp_t enrolled_fingers_resp;
+} bmkt_response_data_t;
+
+/**
+* bmkt_response:
+* Structure to abstract different response structure types in one API
+* to be used in bmkt_resp_cb_t callback function.
+*/
+typedef struct bmkt_response
+{
+	int response_id;                /**< Response message ID, one of th BMKT_RSP_XXX */
+	int result;                     /**< Operation execution result code */
+	int complete;                   /**< Operation completion status 1: complete / 0: not completed */
+	bmkt_response_data_t response;  /**< Operation specific response union */
+} bmkt_response_t;
+
+#endif /* _BMKT_RESPONSE_H_ */
--- a/libfprint/drivers/synaptics/sensor.h
+++ b/libfprint/drivers/synaptics/sensor.h
@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2019 Synaptics Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _SENSOR_H_
+#define _SENSOR_H_
+
+#include "usb_transport.h"
+#define BMKT_MAX_PENDING_SESSIONS		2
+
+typedef enum bmkt_sensor_state
+{
+	BMKT_SENSOR_STATE_UNINIT 			= 0,
+	BMKT_SENSOR_STATE_IDLE,
+	BMKT_SENSOR_STATE_INIT,
+	BMKT_SENSOR_STATE_EXIT,
+} bmkt_sensor_state_t;
+
+typedef struct bmkt_sensor_drv bmkt_sensor_drv_t;
+
+typedef struct bmkt_sensor_version
+{
+	uint32_t build_time;
+	uint32_t build_num;
+	uint8_t version_major;
+	uint8_t version_minor;
+	uint8_t target;
+	uint8_t product;
+	uint8_t silicon_rev;
+	uint8_t formal_release;
+	uint8_t platform;
+	uint8_t patch;
+	uint8_t serial_number[6];
+	uint16_t security;
+	uint8_t iface;
+	uint8_t device_type;
+} bmkt_sensor_version_t;
+
+typedef struct bmkt_sensor
+{
+	bmkt_usb_transport_t usb_xport;
+	bmkt_sensor_version_t version;
+	bmkt_session_ctx_t pending_sessions[BMKT_MAX_PENDING_SESSIONS];
+	int empty_session_idx;
+	int flags;
+	int seq_num;
+	bmkt_sensor_state_t sensor_state;
+	bmkt_event_cb_t finger_event_cb;
+	void *finger_cb_ctx;
+	bmkt_general_error_cb_t gen_err_cb;
+	void *gen_err_cb_ctx;
+	bmkt_op_state_t op_state;
+} bmkt_sensor_t;
+
+int bmkt_sensor_open(bmkt_sensor_t *sensor,
+						bmkt_general_error_cb_t err_cb, void *err_cb_ctx);
+int bmkt_sensor_close(bmkt_sensor_t *sensor);
+
+int bmkt_sensor_init_fps(bmkt_sensor_t *sensor);
+
+int bmkt_sensor_send_message(bmkt_sensor_t *sensor, uint8_t msg_id, uint8_t payload_size,
+						uint8_t *payload, bmkt_resp_cb_t resp_cb, void *resp_data);
+int bmkt_sensor_handle_response(bmkt_sensor_t *sensor, uint8_t *resp_buf, int resp_len, bmkt_msg_resp_t *msg_resp);
+
+int bmkt_sensor_send_async_read_command(bmkt_sensor_t *sensor);
+#endif /* _SENSOR_H_ */
--- a/libfprint/drivers/synaptics/synaptics.c
+++ b/libfprint/drivers/synaptics/synaptics.c
--- a/libfprint/drivers/synaptics/synaptics.h
+++ b/libfprint/drivers/synaptics/synaptics.h
@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2019 Synaptics Inc
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __synaptics_h__
+#define __synaptics_h__
+
+#include "fpi-device.h"
+#include "fpi-ssm.h"
+
+#define SYNAPTICS_VENDOR_ID          0x06cb
+
+G_DECLARE_FINAL_TYPE(FpiDeviceSynaptics, fpi_device_synaptics, FPI, DEVICE_SYNAPTICS, FpDevice)
+
+
+#define MAX_TRANSFER_LEN 				263 + 1 /* SPI Header */ + 2 /* VCSFW header */
+
+#define USB_EP_REQUEST					0x01
+#define USB_EP_REPLY					0x81
+#define USB_EP_FINGERPRINT				0x82
+#define USB_EP_INTERRUPT				0x83
+
+#define USB_ASYNC_MESSAGE_PENDING		0x4
+#define USB_INTERRUPT_DATA_SIZE			7
+
+#define SENSOR_CMD_GET_VERSION				1
+#define SENSOR_CMD_ACE_COMMAND				167
+#define SENSOR_CMD_ASYNCMSG_READ			168
+
+#define SENSOR_FW_CMD_HEADER_LEN			1
+#define SENSOR_FW_REPLY_HEADER_LEN		2
+
+
+/* Number of enroll stages */
+#define ENROLL_SAMPLES		8
+
+
+#define SYNAPTICS_DRIVER_FULLNAME    "Synaptics Sensors"
+#include "bmkt.h"
+#include "bmkt_response.h"
+
+
+typedef struct bmkt_sensor_version
+{
+	uint32_t build_time;
+	uint32_t build_num;
+	uint8_t version_major;
+	uint8_t version_minor;
+	uint8_t target;
+	uint8_t product;
+	uint8_t silicon_rev;
+	uint8_t formal_release;
+	uint8_t platform;
+	uint8_t patch;
+	uint8_t serial_number[6];
+	uint16_t security;
+	uint8_t iface;
+	uint8_t device_type;
+} bmkt_sensor_version_t;
+
+
+struct syna_enroll_resp_data
+{
+	int progress;
+};
+typedef enum syna_state
+{
+	SYNA_STATE_UNINIT 							= 0,
+	SYNA_STATE_IDLE								,
+	SYNA_STATE_ENROLL							,
+	SYNA_STATE_IDENTIFY							,
+	SYNA_STATE_IDENTIFY_DELAY_RESULT			,
+	SYNA_STATE_VERIFY							,
+	SYNA_STATE_VERIFY_DELAY_RESULT				,
+	SYNA_STATE_DELETE							,
+} syna_state_t;
+
+typedef enum
+{
+	SYNAPTICS_CMD_SEND_PENDING = 0,
+	SYNAPTICS_CMD_GET_RESP,
+	SYNAPTICS_CMD_WAIT_INTERRUPT,
+	SYNAPTICS_CMD_SEND_ASYNC,
+	SYNAPTICS_CMD_RESTART,
+	SYNAPTICS_CMD_NUM_STATES,
+} SynapticsCmdState;
+
+
+typedef void (*SynCmdMsgCallback) (FpiDeviceSynaptics *self, bmkt_response_t *resp, GError *error);
+
+struct _FpiDeviceSynaptics
+{
+	FpDevice parent;
+
+	guint8            cmd_seq_num;
+	guint8            last_seq_num;
+	FpiSsm           *cmd_ssm;
+	FpiUsbTransfer   *cmd_pending_transfer;
+	gboolean          cmd_complete_on_removal;
+	GError           *cmd_complete_error;
+	void             *cmd_complete_data;
+
+	bmkt_sensor_version_t mis_version;
+
+  GCancellable *interrupt_cancellable;
+
+  gint enroll_stage;
+	gboolean finger_on_sensor;
+	GPtrArray *list_result;
+
+
+	struct syna_enroll_resp_data enroll_resp_data;
+	syna_state_t state;
+};
+
+#endif //__synaptics_h__
--- a/libfprint/meson.build
+++ b/libfprint/meson.build
@ -141,6 +141,12 @@ foreach driver: drivers
    if driver == 'virtual_image'
        drivers_sources += [ 'drivers/virtual-image.c' ]
    endif
+    if driver == 'synaptics'
+    drivers_sources += [
+        'drivers/synaptics/synaptics.c',
+        'drivers/synaptics/bmkt_message.c',
+    ]
+    endif
 endforeach

 if aeslib
--- a/meson.build
+++ b/meson.build
@ -51,7 +51,7 @@ mathlib_dep = cc.find_library('m', required: false)
 drivers = get_option('drivers').split(',')
 virtual_drivers = [ 'virtual_image' ]
 #default_drivers = [ 'upekts', 'upektc', 'upeksonly', 'vcom5s', 'uru4000', 'aes1610', 'aes1660', 'aes2501', 'aes2550', 'aes2660', 'aes3500', 'aes4000', 'vfs101', 'vfs301', 'vfs5011', 'upektc_img', 'etes603', 'vfs0050', 'elan' ]
-default_drivers = [ 'upektc_img', 'vfs5011', 'aes3500', 'aes4000', 'aes1610', 'aes1660', 'aes2660', 'aes2501', 'aes2550', 'vfs101', 'vfs301', 'vfs0050', 'etes603', 'vcom5s' ]
+default_drivers = [ 'upektc_img', 'vfs5011', 'aes3500', 'aes4000', 'aes1610', 'aes1660', 'aes2660', 'aes2501', 'aes2550', 'vfs101', 'vfs301', 'vfs0050', 'etes603', 'vcom5s', 'synaptics']

 all_drivers = default_drivers + virtual_drivers