[PATCH 2/7] nvme: add CNTRLTYPE definitions for 'identify controller'
Hannes Reinecke
hare at suse.de
Tue Sep 21 23:35:20 PDT 2021
Update the 'identify controller' structure to define the missing
CNTRLTYPE field.
Signed-off-by: Hannes Reinecke <hare at suse.de>
Reviewed-by: Chaitanya Kulkarni <kch at nvidia.com>
---
include/linux/nvme.h | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index b7c4c4130b65..ed2428918bca 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -31,6 +31,12 @@ enum nvme_subsys_type {
NVME_NQN_NVME = 2, /* NVME type target subsystem */
};
+enum nvme_ctrl_type {
+ NVME_CTRL_IO = 1, /* I/O controller */
+ NVME_CTRL_DISC = 2, /* Discovery controller */
+ NVME_CTRL_ADMIN = 3, /* Administrative controller */
+};
+
/* Address Family codes for Discovery Log Page entry ADRFAM field */
enum {
NVMF_ADDR_FAMILY_PCI = 0, /* PCIe */
@@ -244,7 +250,9 @@ struct nvme_id_ctrl {
__le32 rtd3e;
__le32 oaes;
__le32 ctratt;
- __u8 rsvd100[28];
+ __u8 rsvd100[11];
+ __u8 cntrltype;
+ __u8 fguid[16];
__le16 crdt1;
__le16 crdt2;
__le16 crdt3;
--
2.29.2
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