qla25xx_write_risc_sema_reg
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_SET);
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_CLR);
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_CLR);
qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_SET);