diff options
author | Patrick Wildt <patrick@blueri.se> | 2019-10-03 13:48:47 +0200 |
---|---|---|
committer | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2019-10-06 16:02:37 +0200 |
commit | c50b2883dfc1ce355dc37238741ef97cd2c5d000 (patch) | |
tree | aa8f9e9ca55add15791a5cb3d16e3768a0479be6 /drivers/nvme/nvme.c | |
parent | 6810caf856ba68e124e4f8f9a522996a45f5232d (diff) |
nvme: add accessor to namespace id and eui64
This adds a function which can be used by e.g. EFI to retrieve
the namespace identifier and EUI64. For that it adds the EUI64
to its driver internal namespace structure and copies the EUI64
during namespace identification.
Signed-off-by: Patrick Wildt <patrick@blueri.se>
Tested-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/nvme/nvme.c')
-rw-r--r-- | drivers/nvme/nvme.c | 13 |
1 files changed, 13 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; |