C++ (Cpp) i2c_lld_abort_operation Examples

Example #1

File: i2c_lld.c Project: avary/ChibiOS

/**
 * @brief   Deactivates the I2C peripheral.
 *
 * @param[in] i2cp      pointer to the @p I2CDriver object
 *
 * @notapi
 */
void i2c_lld_stop(I2CDriver *i2cp) {

  /* If not in stopped state then disables the I2C clock.*/
  if (i2cp->state != I2C_STOP) {

    /* I2C disable.*/
    i2c_lld_abort_operation(i2cp);
    dmaStreamRelease(i2cp->dmatx);
    dmaStreamRelease(i2cp->dmarx);

#if STM32_I2C_USE_I2C1
    if (&I2CD1 == i2cp) {
      nvicDisableVector(I2C1_EV_IRQn);
      nvicDisableVector(I2C1_ER_IRQn);
      rccDisableI2C1(FALSE);
    }
#endif

#if STM32_I2C_USE_I2C2
    if (&I2CD2 == i2cp) {
      nvicDisableVector(I2C2_EV_IRQn);
      nvicDisableVector(I2C2_ER_IRQn);
      rccDisableI2C2(FALSE);
    }
#endif

#if STM32_I2C_USE_I2C3
    if (&I2CD3 == i2cp) {
      nvicDisableVector(I2C3_EV_IRQn);
      nvicDisableVector(I2C3_ER_IRQn);
      rccDisableI2C3(FALSE);
    }
#endif
  }
}

Example #2

File: i2c_lld.c Project: ADTL/ARMWork

/**
 * @brief   Handling of stalled I2C transactions.
 *
 * @param[in] i2cp      pointer to the @p I2CDriver object
 *
 * @notapi
 */
static void i2c_lld_safety_timeout(void *p) {
  I2CDriver *i2cp = (I2CDriver *)p;

  if (i2cp->thread) {
    i2c_lld_abort_operation(i2cp);
    i2cp->thread->p_u.rdymsg = RDY_TIMEOUT;
    chSchReadyI(i2cp->thread);
  }
}

Example #3

/**
 * @brief   Handling of stalled I2C transactions.
 *
 * @param[in] i2cp      pointer to the @p I2CDriver object
 *
 * @notapi
 */
static void i2c_lld_safety_timeout(void *p) {
  I2CDriver *i2cp = (I2CDriver *)p;

  chSysLockFromIsr();
  if (i2cp->thread) {
    Thread *tp = i2cp->thread;
    i2c_lld_abort_operation(i2cp);
    i2cp->thread = NULL;
    tp->p_u.rdymsg = RDY_TIMEOUT;
    chSchReadyI(tp);
  }
  chSysUnlockFromIsr();
}

Example #4

File: i2c_lld.c Project: MultiCalorNV/verventa-web_Int

/**
 * @brief   Deactivates the I2C peripheral.
 *
 * @param[in] i2cp      pointer to the @p I2CDriver object
 *
 * @notapi
 */
void i2c_lld_stop(I2CDriver *i2cp) {

  /* If not in stopped state then disables the I2C clock.*/
  if (i2cp->state != I2C_STOP) {

    /* I2C disable.*/
    i2c_lld_abort_operation(i2cp);
#if STM32_I2C_USE_DMA == TRUE
    dmaStreamRelease(i2cp->dmatx);
    dmaStreamRelease(i2cp->dmarx);
#endif

#if STM32_I2C_USE_I2C1
    if (&I2CD1 == i2cp) {
#if defined(STM32_I2C1_GLOBAL_NUMBER) || defined(__DOXYGEN__)
      nvicDisableVector(STM32_I2C1_GLOBAL_NUMBER);
#elif defined(STM32_I2C1_EVENT_NUMBER) && defined(STM32_I2C1_ERROR_NUMBER)
      nvicDisableVector(STM32_I2C1_EVENT_NUMBER);
      nvicDisableVector(STM32_I2C1_ERROR_NUMBER);
#else
#error "I2C1 interrupt numbers not defined"
#endif

      rccDisableI2C1(FALSE);
    }
#endif

#if STM32_I2C_USE_I2C2
    if (&I2CD2 == i2cp) {
#if defined(STM32_I2C2_GLOBAL_NUMBER) || defined(__DOXYGEN__)
      nvicDisableVector(STM32_I2C2_GLOBAL_NUMBER);
#elif defined(STM32_I2C2_EVENT_NUMBER) && defined(STM32_I2C2_ERROR_NUMBER)
      nvicDisableVector(STM32_I2C2_EVENT_NUMBER);
      nvicDisableVector(STM32_I2C2_ERROR_NUMBER);
#else
#error "I2C2 interrupt numbers not defined"
#endif

      rccDisableI2C2(FALSE);
    }
#endif
  }
}