NUM_PBES_ON_PAGE
#define MAX_PBES_ON_PAGE NUM_PBES_ON_PAGE(MAX_FW_PBL_PAGE_SIZE)
pbl_capacity = NUM_PBES_ON_PAGE(pbl_size) *
NUM_PBES_ON_PAGE(pbl_size);
num_pbls = DIV_ROUND_UP(num_pbes, NUM_PBES_ON_PAGE(pbl_size));