diff options
-rw-r--r-- | drivers/nvme/nvme.c | 13 | ||||
-rw-r--r-- | drivers/nvme/nvme.h | 1 | ||||
-rw-r--r-- | include/nvme.h | 12 |
3 files changed, 26 insertions, 0 deletions
diff --git a/drivers/nvme/nvme.c b/drivers/nvme/nvme.c index 47f101e280..ee6b581d9e 100644 --- a/drivers/nvme/nvme.c +++ b/drivers/nvme/nvme.c @@ -621,6 +621,18 @@ static int nvme_get_info_from_identify(struct nvme_dev *dev) return 0; } +int nvme_get_namespace_id(struct udevice *udev, u32 *ns_id, u8 *eui64) +{ + struct nvme_ns *ns = dev_get_priv(udev); + + if (ns_id) + *ns_id = ns->ns_id; + if (eui64) + memcpy(eui64, ns->eui64, sizeof(ns->eui64)); + + return 0; +} + int nvme_scan_namespace(void) { struct uclass *uc; @@ -657,6 +669,7 @@ static int nvme_blk_probe(struct udevice *udev) if (nvme_identify(ndev, ns->ns_id, 0, (dma_addr_t)(long)id)) return -EIO; + memcpy(&ns->eui64, &id->eui64, sizeof(id->eui64)); flbas = id->flbas & NVME_NS_FLBAS_LBA_MASK; ns->flbas = flbas; ns->lba_shift = id->lbaf[flbas].ds; diff --git a/drivers/nvme/nvme.h b/drivers/nvme/nvme.h index 922f7abfe8..0e8cb221a7 100644 --- a/drivers/nvme/nvme.h +++ b/drivers/nvme/nvme.h @@ -637,6 +637,7 @@ struct nvme_ns { struct list_head list; struct nvme_dev *dev; unsigned ns_id; + u8 eui64[8]; int devnum; int lba_shift; u8 flbas; diff --git a/include/nvme.h b/include/nvme.h index 2c3d14d241..2cdf8ce320 100644 --- a/include/nvme.h +++ b/include/nvme.h @@ -78,4 +78,16 @@ int nvme_scan_namespace(void); */ int nvme_print_info(struct udevice *udev); +/** + * nvme_get_namespace_id - return namespace identifier + * + * This returns the namespace identifier. + * + * @udev: NVMe controller device + * @ns_id: Place where to put the name space identifier + * @eui64: Place where to put the IEEE Extended Unique Identifier + * @return: 0 on success, -ve on error + */ +int nvme_get_namespace_id(struct udevice *udev, u32 *ns_id, u8 *eui64); + #endif /* __NVME_H__ */ |