diff options
Diffstat (limited to 'hw/nvme/ctrl.c')
| -rw-r--r-- | hw/nvme/ctrl.c | 46 |
1 files changed, 12 insertions, 34 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c index e9b5a55811..d217ae91b5 100644 --- a/hw/nvme/ctrl.c +++ b/hw/nvme/ctrl.c @@ -1507,7 +1507,7 @@ static void nvme_post_cqes(void *opaque) req->cqe.status = cpu_to_le16((req->status << 1) | cq->phase); req->cqe.sq_id = cpu_to_le16(sq->sqid); req->cqe.sq_head = cpu_to_le16(sq->head); - addr = cq->dma_addr + cq->tail * n->cqe_size; + addr = cq->dma_addr + (cq->tail << NVME_CQES); ret = pci_dma_write(PCI_DEVICE(n), addr, (void *)&req->cqe, sizeof(req->cqe)); if (ret) { @@ -5300,10 +5300,18 @@ static uint16_t nvme_create_cq(NvmeCtrl *n, NvmeRequest *req) uint16_t qsize = le16_to_cpu(c->qsize); uint16_t qflags = le16_to_cpu(c->cq_flags); uint64_t prp1 = le64_to_cpu(c->prp1); + uint32_t cc = ldq_le_p(&n->bar.cc); + uint8_t iocqes = NVME_CC_IOCQES(cc); + uint8_t iosqes = NVME_CC_IOSQES(cc); trace_pci_nvme_create_cq(prp1, cqid, vector, qsize, qflags, NVME_CQ_FLAGS_IEN(qflags) != 0); + if (iosqes != NVME_SQES || iocqes != NVME_CQES) { + trace_pci_nvme_err_invalid_create_cq_entry_size(iosqes, iocqes); + return NVME_MAX_QSIZE_EXCEEDED | NVME_DNR; + } + if (unlikely(!cqid || cqid > n->conf_ioqpairs || n->cq[cqid] != NULL)) { trace_pci_nvme_err_invalid_create_cq_cqid(cqid); return NVME_INVALID_QID | NVME_DNR; @@ -7000,7 +7008,7 @@ static void nvme_process_sq(void *opaque) } while (!(nvme_sq_empty(sq) || QTAILQ_EMPTY(&sq->req_list))) { - addr = sq->dma_addr + sq->head * n->sqe_size; + addr = sq->dma_addr + (sq->head << NVME_SQES); if (nvme_addr_read(n, addr, (void *)&cmd, sizeof(cmd))) { trace_pci_nvme_err_addr_read(addr); trace_pci_nvme_err_cfs(); @@ -7225,34 +7233,6 @@ static int nvme_start_ctrl(NvmeCtrl *n) NVME_CAP_MPSMAX(cap)); return -1; } - if (unlikely(NVME_CC_IOCQES(cc) < - NVME_CTRL_CQES_MIN(n->id_ctrl.cqes))) { - trace_pci_nvme_err_startfail_cqent_too_small( - NVME_CC_IOCQES(cc), - NVME_CTRL_CQES_MIN(cap)); - return -1; - } - if (unlikely(NVME_CC_IOCQES(cc) > - NVME_CTRL_CQES_MAX(n->id_ctrl.cqes))) { - trace_pci_nvme_err_startfail_cqent_too_large( - NVME_CC_IOCQES(cc), - NVME_CTRL_CQES_MAX(cap)); - return -1; - } - if (unlikely(NVME_CC_IOSQES(cc) < - NVME_CTRL_SQES_MIN(n->id_ctrl.sqes))) { - trace_pci_nvme_err_startfail_sqent_too_small( - NVME_CC_IOSQES(cc), - NVME_CTRL_SQES_MIN(cap)); - return -1; - } - if (unlikely(NVME_CC_IOSQES(cc) > - NVME_CTRL_SQES_MAX(n->id_ctrl.sqes))) { - trace_pci_nvme_err_startfail_sqent_too_large( - NVME_CC_IOSQES(cc), - NVME_CTRL_SQES_MAX(cap)); - return -1; - } if (unlikely(!NVME_AQA_ASQS(aqa))) { trace_pci_nvme_err_startfail_asqent_sz_zero(); return -1; @@ -7265,8 +7245,6 @@ static int nvme_start_ctrl(NvmeCtrl *n) n->page_bits = page_bits; n->page_size = page_size; n->max_prp_ents = n->page_size / sizeof(uint64_t); - n->cqe_size = 1 << NVME_CC_IOCQES(cc); - n->sqe_size = 1 << NVME_CC_IOSQES(cc); nvme_init_cq(&n->admin_cq, n, acq, 0, 0, NVME_AQA_ACQS(aqa) + 1, 1); nvme_init_sq(&n->admin_sq, n, asq, 0, 0, NVME_AQA_ASQS(aqa) + 1); @@ -8235,8 +8213,8 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice *pci_dev) id->wctemp = cpu_to_le16(NVME_TEMPERATURE_WARNING); id->cctemp = cpu_to_le16(NVME_TEMPERATURE_CRITICAL); - id->sqes = (0x6 << 4) | 0x6; - id->cqes = (0x4 << 4) | 0x4; + id->sqes = (NVME_SQES << 4) | NVME_SQES; + id->cqes = (NVME_CQES << 4) | NVME_CQES; id->nn = cpu_to_le32(NVME_MAX_NAMESPACES); id->oncs = cpu_to_le16(NVME_ONCS_WRITE_ZEROES | NVME_ONCS_TIMESTAMP | NVME_ONCS_FEATURES | NVME_ONCS_DSM | |