I3C_ERROR_UNKNOWN 635 drivers/i3c/master.c cmd->err = I3C_ERROR_UNKNOWN; I3C_ERROR_UNKNOWN 662 drivers/i3c/master.c if (cmd->err != I3C_ERROR_UNKNOWN) I3C_ERROR_UNKNOWN 683 drivers/i3c/master/i3c-master-cdns.c return I3C_ERROR_UNKNOWN;