AMiRo-OS

Subproject commit bb7c53481afaa76d993538c5e2b2eae430cfb441

 * @brief SPI confguration type.

 */

typedef SPIConfig apalSPIConfig_t;

/**

 * @brief Reconfigure an SPI driver.

 *

 * @param[in] spid    The SPI driver to be reconfigured.

 * @param[in] config  Configuration to apply.

 *

 * @return The status indicates whether the function call was succesful.

 */

static inline apalExitStatus_t apalSPIReconfigure(apalSPIDriver_t* spid, const apalSPIConfig_t* config)

{

  apalDbgAssert(spid != NULL);

  apalDbgAssert(config != NULL);

#if (SPI_USE_MUTUAL_EXCLUSION == TRUE)

  // check whether the SPI driver was locked externally

  const bool spid_locked_external = spid->mutex.owner == currp;

  if (!spid_locked_external) {

    spiAcquireBus(spid);

  }

#endif /* (SPI_USE_MUTUAL_EXCLUSION == TRUE) */

  spiStop(spid);

  spiStart(spid, config);

#if (SPI_USE_MUTUAL_EXCLUSION == TRUE)

  if (!spid_locked_external) {

    spiReleaseBus(spid);

  }

#endif /* (SPI_USE_MUTUAL_EXCLUSION == TRUE) */

  return APAL_STATUS_OK;

}

/**