- EFX_BAR_WRITED(enp, ER_DZ_MC_DB_HWRD_REG, &dword, B_FALSE);
+ switch (enp->en_family) {
+#if EFSYS_OPT_RIVERHEAD
+ case EFX_FAMILY_RIVERHEAD:
+ EFX_BAR_WRITED(enp, ER_GZ_MC_DB_HWRD_REG, &dword, B_FALSE);
+ break;
+#endif /* EFSYS_OPT_RIVERHEAD */
+ default:
+ EFX_BAR_WRITED(enp, ER_DZ_MC_DB_HWRD_REG, &dword, B_FALSE);
+ break;
+ }