ses_elm_sas_expander_phy
struct ses_elm_sas_expander_phy phy_data;
struct ses_elm_sas_expander_phy *exp_phy;
sizeof(struct ses_elm_sas_expander_phy);
(struct ses_elm_sas_expander_phy *)&buf[offset];
struct ses_elm_sas_expander_phy *sasexp_phys;