Here are the data structures with brief descriptions:

Cdevice_ela
Cdiag_vpd
Cdrc_info_search_config
Cdrconf_cell
Cepow_reset
Cerrdata
Cevent	Struct to track and handle RTAS events in rtas_errd
Cevent_desc	Definition for a SRC value and its corresponding description
Cevent_description_pre_v6
Cfru_callout_pre_v6
Cpmap_struct
Cppc64_diag_config	Structure to store ppc64-diag configuration variables