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Wed, 15 Apr 2020 13:02:25 +0000 (UTC) From: Klaus Jensen To: qemu-block@nongnu.org Subject: [PATCH v2 13/16] nvme: factor out namespace setup Date: Wed, 15 Apr 2020 15:01:56 +0200 Message-Id: <20200415130159.611361-14-its@irrelevant.dk> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200415130159.611361-1-its@irrelevant.dk> References: <20200415130159.611361-1-its@irrelevant.dk> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 128.199.63.193 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Beata Michalska , Klaus Jensen , qemu-devel@nongnu.org, Max Reitz , Klaus Jensen , Keith Busch , Javier Gonzalez , Maxim Levitsky , =?utf-8?q?Philippe_Mathieu-Daud?= =?utf-8?b?w6k=?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Klaus Jensen Signed-off-by: Klaus Jensen --- hw/block/nvme.c | 46 ++++++++++++++++++++++++++-------------------- 1 file changed, 26 insertions(+), 20 deletions(-) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index d5244102252c..2b007115c302 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -1358,6 +1358,27 @@ static void nvme_init_blk(NvmeCtrl *n, Error **errp) false, errp); } +static void nvme_init_namespace(NvmeCtrl *n, NvmeNamespace *ns, Error **errp) +{ + int64_t bs_size; + NvmeIdNs *id_ns = &ns->id_ns; + + bs_size = blk_getlength(n->conf.blk); + if (bs_size < 0) { + error_setg_errno(errp, -bs_size, "could not get backing file size"); + return; + } + + n->ns_size = bs_size; + + id_ns->lbaf[0].ds = BDRV_SECTOR_BITS; + id_ns->nsze = cpu_to_le64(nvme_ns_nlbas(n, ns)); + + /* no thin provisioning */ + id_ns->ncap = id_ns->nsze; + id_ns->nuse = id_ns->ncap; +} + static void nvme_realize(PCIDevice *pci_dev, Error **errp) { NvmeCtrl *n = NVME(pci_dev); @@ -1365,7 +1386,6 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) Error *err = NULL; int i; - int64_t bs_size; uint8_t *pci_conf; nvme_check_constraints(n, &err); @@ -1376,12 +1396,6 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) nvme_init_state(n); - bs_size = blk_getlength(n->conf.blk); - if (bs_size < 0) { - error_setg(errp, "could not get backing file size"); - return; - } - nvme_init_blk(n, &err); if (err) { error_propagate(errp, err); @@ -1394,8 +1408,6 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) pci_config_set_class(pci_dev->config, PCI_CLASS_STORAGE_EXPRESS); pcie_endpoint_cap_init(pci_dev, 0x80); - n->ns_size = bs_size / (uint64_t)n->num_namespaces; - memory_region_init_io(&n->iomem, OBJECT(n), &nvme_mmio_ops, n, "nvme", n->reg_size); pci_register_bar(pci_dev, 0, @@ -1459,17 +1471,11 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp) } for (i = 0; i < n->num_namespaces; i++) { - NvmeNamespace *ns = &n->namespaces[i]; - NvmeIdNs *id_ns = &ns->id_ns; - id_ns->nsfeat = 0; - id_ns->nlbaf = 0; - id_ns->flbas = 0; - id_ns->mc = 0; - id_ns->dpc = 0; - id_ns->dps = 0; - id_ns->lbaf[0].ds = BDRV_SECTOR_BITS; - id_ns->ncap = id_ns->nuse = id_ns->nsze = - cpu_to_le64(nvme_ns_nlbas(n, ns)); + nvme_init_namespace(n, &n->namespaces[i], &err); + if (err) { + error_propagate(errp, err); + return; + } } }