From: Johannes Thumshirn <jthumshirn@suse.de>
Date: Wed, 7 Jun 2017 11:45:30 +0200
Subject: nvme: introduce NVMe Namespace Identification Descriptor structures
Patch-mainline: v4.13-rc1
Git-commit: af8b86e9a7ffb9528e745b7ea25b18545699482c
References: FATE#323952, FATE#322506
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
---
include/linux/nvme.h | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 2705241750e5..9e527f706106 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -290,6 +290,7 @@ enum {
NVME_ID_CNS_NS = 0x00,
NVME_ID_CNS_CTRL = 0x01,
NVME_ID_CNS_NS_ACTIVE_LIST = 0x02,
+ NVME_ID_CNS_NS_DESC_LIST = 0x03,
NVME_ID_CNS_NS_PRESENT_LIST = 0x10,
NVME_ID_CNS_NS_PRESENT = 0x11,
NVME_ID_CNS_CTRL_NS_LIST = 0x12,
@@ -316,6 +317,22 @@ enum {
NVME_NS_DPS_PI_TYPE3 = 3,
};
+struct nvme_ns_id_desc {
+ __u8 nidt;
+ __u8 nidl;
+ __le16 reserved;
+};
+
+#define NVME_NIDT_EUI64_LEN 8
+#define NVME_NIDT_NGUID_LEN 16
+#define NVME_NIDT_UUID_LEN 16
+
+enum {
+ NVME_NIDT_EUI64 = 0x01,
+ NVME_NIDT_NGUID = 0x02,
+ NVME_NIDT_UUID = 0x03,
+};
+
struct nvme_smart_log {
__u8 critical_warning;
__u8 temperature[2];
--
2.12.3