static int megasas_handle_dcmd(MegasasState *s, MegasasCmd *cmd)

{

    int opcode, len;

    int retval = 0;

    const struct dcmd_cmd_tbl_t *cmdptr = dcmd_cmd_tbl;



    opcode = le32_to_cpu(cmd->frame->dcmd.opcode);

    trace_megasas_handle_dcmd(cmd->index, opcode);

    len = megasas_map_dcmd(s, cmd);

    if (len < 0) {

        return MFI_STAT_MEMORY_NOT_AVAILABLE;

    }

    while (cmdptr->opcode != -1 && cmdptr->opcode != opcode) {

        cmdptr++;

    }

    if (cmdptr->opcode == -1) {

        trace_megasas_dcmd_unhandled(cmd->index, opcode, len);

        retval = megasas_dcmd_dummy(s, cmd);

    } else {

        trace_megasas_dcmd_enter(cmd->index, cmdptr->desc, len);

        retval = cmdptr->func(s, cmd);

    }

    if (retval != MFI_STAT_INVALID_STATUS) {

        megasas_finish_dcmd(cmd, len);

    }

    return retval;

}
