/****************************************************************************
 * apps/examples/foc/foc_thr.h
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the
 * License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 ****************************************************************************/

#ifndef __EXAMPLES_FOC_FOC_THR_H
#define __EXAMPLES_FOC_FOC_THR_H

/****************************************************************************
 * Included Files
 ****************************************************************************/

#include <nuttx/config.h>

#include <pthread.h>
#include <mqueue.h>

#include <nuttx/motor/foc/foc.h>

#include "foc_device.h"

/****************************************************************************
 * Public Type Definition
 ****************************************************************************/

/* FOC example state */

enum foc_example_state_e
{
  FOC_EXAMPLE_STATE_INVALID = 0, /* Reserved */
  FOC_EXAMPLE_STATE_FREE    = 1, /* No current */
  FOC_EXAMPLE_STATE_STOP    = 2, /* Active break */
  FOC_EXAMPLE_STATE_CW      = 3, /* CW direction */
  FOC_EXAMPLE_STATE_CCW     = 4, /* CCW direction */
};

/* FOC control mode */

enum foc_foc_mode_e
{
  FOC_FMODE_INVALID  = 0, /* Reserved */
  FOC_FMODE_IDLE     = 1, /* IDLE */
  FOC_FMODE_VOLTAGE  = 2, /* Voltage mode */
  FOC_FMODE_CURRENT  = 3, /* Current mode */
};

/* Motor control mode */

enum foc_motor_mode_e
{
  FOC_MMODE_INVALID = 0,     /* Reserved */
#ifdef CONFIG_EXAMPLES_FOC_HAVE_TORQ
  FOC_MMODE_TORQ    = 1,     /* Torque control */
#endif
#ifdef CONFIG_EXAMPLES_FOC_HAVE_VEL
  FOC_MMODE_VEL     = 2,     /* Velocity control */
#endif
#ifdef CONFIG_EXAMPLES_FOC_HAVE_POS
  FOC_MMODE_POS     = 3      /* Position control */
#endif
};

/* Controller state */

enum foc_controller_state_e
{
  FOC_CTRL_STATE_INVALID = 0,
  FOC_CTRL_STATE_INIT,
#ifdef CONFIG_EXAMPLES_FOC_HAVE_ALIGN
  FOC_CTRL_STATE_ALIGN,
#endif
  FOC_CTRL_STATE_RUN_INIT,
  FOC_CTRL_STATE_RUN,
  FOC_CTRL_STATE_IDLE
};

/* FOC thread data */

struct foc_ctrl_env_s
{
  mqd_t               mqd;      /* Control msg queue */
  int                 id;       /* FOC device id */
  int                 inst;     /* Type specific instance counter */
  int                 type;     /* Controller type */
  int                 fmode;    /* FOC control mode */
  int                 mmode;    /* Motor control mode */
#ifdef CONFIG_EXAMPLES_FOC_HAVE_OPENLOOP
  int                 qparam;   /* Open-loop Q setting (x1000) */
#endif
  uint32_t            pi_kp;    /* FOC PI Kp (x1000) */
  uint32_t            pi_ki;    /* FOC PI Ki (x1000) */
#ifdef CONFIG_EXAMPLES_FOC_HAVE_TORQ
  uint32_t            torqmax;  /* Torque max (x1000) */
#endif
#ifdef CONFIG_EXAMPLES_FOC_HAVE_VEL
  uint32_t            velmax;   /* Velocity max (x1000) */
#endif
#ifdef CONFIG_EXAMPLES_FOC_HAVE_POS
  uint32_t            posmax;   /* Position max (x1000) */
#endif
};

/****************************************************************************
 * Public Data
 ****************************************************************************/

/****************************************************************************
 * Public Function Prototypes
 ****************************************************************************/

int foc_threads_init(void);
void foc_threads_deinit(void);
bool foc_threads_terminated(void);
int foc_ctrlthr_init(FAR struct foc_ctrl_env_s *foc, int i, FAR mqd_t *mqd,
                     FAR pthread_t *thread);

#endif /* __EXAMPLES_FOC_FOC_THR_H */