NVME_NVM_IOSQES
dev->io_sqes = NVME_NVM_IOSQES;
(nvmet_cc_iosqes(ctrl->cc) != NVME_NVM_IOSQES ||
NVME_CC_IOSQES = NVME_NVM_IOSQES << NVME_CC_IOSQES_SHIFT,