[PATCH v4 24/24] nvme: make lba data size configurable

[Klaus Jensen]

Signed-off-by: Klaus Jensen <k.jen...@samsung.com>
---
 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 36deedee07a6..dc7e63b01037 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 b564bac25f6d..f1fe4db78b41 100644
--- a/hw/block/nvme-ns.h
+++ b/hw/block/nvme-ns.h
@@ -7,10 +7,12 @@
 
 #define DEFINE_NVME_NS_PROPERTIES(_state, _props) \
     DEFINE_PROP_DRIVE("drive", _state, blk), \
-    DEFINE_PROP_UINT32("nsid", _state, _props.nsid, 0)
+    DEFINE_PROP_UINT32("nsid", _state, _props.nsid, 0), \
+    DEFINE_PROP_UINT8("lbads", _state, _props.lbads, BDRV_SECTOR_BITS)
 
 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 0ebb9aabbeb2..a7d32b230ad7 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -2605,6 +2605,7 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
     if (n->namespace.blk) {
         ns = &n->namespace;
         ns->params.nsid = 1;
+        ns->params.lbads = BDRV_SECTOR_BITS;
 
         if (nvme_ns_setup(n, ns, &local_err)) {
             error_propagate_prepend(errp, local_err, "nvme_ns_setup: ");
-- 
2.24.1