/**@brief Function to process the current element in the queue and return the result.
*
* @retval NRF_SUCCESS Success.
* @retval NRF_ERROR_FORBIDDEN Error. Undefined command.
* @retval Any error returned by the SoftDevice flash API.
*/
static uint32_t queue_process_impl(void)
{
uint32_t ret;
fs_cmd_t const * const p_cmd = &m_cmd_queue.cmd[m_cmd_queue.rp];
switch (p_cmd->op_code)
{
case FS_OP_STORE:
ret = store_execute(p_cmd);
break;
case FS_OP_ERASE:
ret = erase_execute(p_cmd);
break;
case FS_OP_NONE:
ret = NRF_SUCCESS;
break;
default:
ret = NRF_ERROR_FORBIDDEN;
break;
}
return ret;
}
/**@brief Function to process the current element in the queue and return the result.
*
* @retval NRF_SUCCESS Success.
* @retval NRF_ERROR_FORBIDDEN Error. Undefined command.
* @retval Any error returned by the SoftDevice flash API.
*/
static ret_code_t queue_process(void)
{
ret_code_t ret;
fs_cmd_t * const p_cmd = &m_cmd_queue.cmd[m_cmd_queue.rp];
if (m_cmd_queue.count > 0)
{
switch (p_cmd->op_code)
{
case FS_OP_STORE:
ret = store_execute(p_cmd);
break;
case FS_OP_ERASE:
ret = erase_execute(p_cmd);
break;
default:
ret = NRF_ERROR_INTERNAL;
break;
}
}
else
{
ret = NRF_SUCCESS;
}
/** There is ongoing flash-operation which was not
* initiated by fstorage. */
if (ret == NRF_ERROR_BUSY)
{
// Wait for a system callback.
m_flags |= FS_FLAG_FLASH_REQ_PENDING;
// Stop processing the queue.
m_flags &= ~FS_FLAG_PROCESSING;
ret = NRF_SUCCESS;
}
else if (ret != NRF_SUCCESS)
{
// Another error has occurred.
app_notify(p_cmd, ret);
}
return ret;
}
// Processes the current element in the queue. If the queue is empty, does nothing.
static void queue_process(void)
{
uint32_t ret;
fs_op_t * const p_op = &m_queue.op[m_queue.rp];
if (m_queue.count > 0)
{
switch (p_op->op_code)
{
case FS_OP_STORE:
ret = store_execute(p_op);
break;
case FS_OP_ERASE:
ret = erase_execute(p_op);
break;
default:
ret = FS_ERR_INTERNAL;
break;
}
// There is a pending flash operation which was not initiated by this module.
// Stop processing the queue and wait for a system event.
if (ret == NRF_ERROR_BUSY)
{
m_flags &= ~FS_FLAG_PROCESSING;
m_flags |= FS_FLAG_FLASH_REQ_PENDING;
}
else if (ret != NRF_SUCCESS)
{
// An error has occurred.
send_event(p_op, FS_ERR_INTERNAL);
}
else
{
// Operation is executing.
}
}
}
