BFA_REG_ADDRMSK
if (offset + (len << 2) > BFA_REG_ADDRMSK(ioc))
addr &= BFA_REG_ADDRMSK(ioc);
addr &= BFA_REG_ADDRMSK(ioc); /* offset only 17 bit and word align */
if ((offset + (len<<2)) > BFA_REG_ADDRMSK(&bfa->ioc))
addr &= BFA_REG_ADDRMSK(ioc);
addr &= BFA_REG_ADDRMSK(ioc); /* offset only 17 bit and word align */