[PATCH v2 19/20] nvme: make lba data size configurable

[Klaus Jensen]

Signed-off-by: Klaus Jensen <address@hidden>
---
 hw/block/nvme-ns.c | 2 +-
 hw/block/nvme-ns.h | 4 +++-
 hw/block/nvme.c    | 1 +
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/hw/block/nvme-ns.c b/hw/block/nvme-ns.c
index aa76bb63ef45..70ff622a5729 100644
--- a/hw/block/nvme-ns.c
+++ b/hw/block/nvme-ns.c
@@ -18,7 +18,7 @@ static int nvme_ns_init(NvmeNamespace *ns)
 {
     NvmeIdNs *id_ns = &ns->id_ns;
 
-    id_ns->lbaf[0].ds = BDRV_SECTOR_BITS;
+    id_ns->lbaf[0].ds = ns->params.lbads;
     id_ns->nuse = id_ns->ncap = id_ns->nsze =
         cpu_to_le64(nvme_ns_nlbas(ns));
 
diff --git a/hw/block/nvme-ns.h b/hw/block/nvme-ns.h
index 64dd054cf6a9..aa1c81d85cde 100644
--- a/hw/block/nvme-ns.h
+++ b/hw/block/nvme-ns.h
@@ -6,10 +6,12 @@
     OBJECT_CHECK(NvmeNamespace, (obj), TYPE_NVME_NS)
 
 #define DEFINE_NVME_NS_PROPERTIES(_state, _props) \
-    DEFINE_PROP_UINT32("nsid", _state, _props.nsid, 0)
+    DEFINE_PROP_UINT32("nsid", _state, _props.nsid, 0), \
+    DEFINE_PROP_UINT8("lbads", _state, _props.lbads, 9)
 
 typedef struct NvmeNamespaceParams {
     uint32_t nsid;
+    uint8_t  lbads;
 } NvmeNamespaceParams;
 
 typedef struct NvmeNamespace {
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 67f92bf5a3ac..d0103c16cfe9 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -2602,6 +2602,7 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
     if (n->namespace.conf.blk) {
         ns = &n->namespace;
         ns->params.nsid = 1;
+        ns->params.lbads = 9;
 
         if (nvme_ns_setup(n, ns, &local_err)) {
             error_propagate_prepend(errp, local_err, "nvme_ns_setup: ");
-- 
2.23.0