MPI2_HEADER_VERSION_DEV_MASK  283 drivers/scsi/megaraid/megaraid_sas_fusion.h #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
MPI2_HEADER_VERSION_DEV_MASK  169 drivers/scsi/mpt3sas/mpi/mpi2.h #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)