NVMe: Read the model, serial & firmware rev from the controller
Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c
index 40fb2e1..12e37c1 100644
--- a/drivers/block/nvme.c
+++ b/drivers/block/nvme.c
@@ -58,6 +58,9 @@
struct msix_entry *entry;
struct nvme_bar __iomem *bar;
struct list_head namespaces;
+ char serial[20];
+ char model[40];
+ char firmware_rev[8];
};
/*
@@ -979,6 +982,7 @@
{
int res, nn, i;
struct nvme_ns *ns, *next;
+ struct nvme_id_ctrl *ctrl;
void *id;
dma_addr_t dma_addr;
struct nvme_command cid, crt;
@@ -1003,7 +1007,11 @@
goto out_free;
}
- nn = le32_to_cpup(&((struct nvme_id_ctrl *)id)->nn);
+ ctrl = id;
+ nn = le32_to_cpup(&ctrl->nn);
+ memcpy(dev->serial, ctrl->sn, sizeof(ctrl->sn));
+ memcpy(dev->model, ctrl->mn, sizeof(ctrl->mn));
+ memcpy(dev->firmware_rev, ctrl->fr, sizeof(ctrl->fr));
cid.identify.cns = 0;
memset(&crt, 0, sizeof(crt));