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[RFC PATCH 2/5] nvme: add CMIC enum value for Identify Controller
From: |
Minwoo Im |
Subject: |
[RFC PATCH 2/5] nvme: add CMIC enum value for Identify Controller |
Date: |
Fri, 15 Jan 2021 21:05:55 +0900 |
Added Controller Multi-path I/O and Namespace Sharing Capabilities
(CMIC) field to support multi-controller in the following patches.
This field is in Identify Controller data structure in [76].
Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com>
---
include/block/nvme.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 9494246f1f59..e83ec1e124c6 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -941,6 +941,10 @@ enum NvmeIdCtrlLpa {
NVME_LPA_EXTENDED = 1 << 2,
};
+enum NvmeIdCtrlCmic {
+ NVME_CMIC_MULTI_CTRL = 1 << 1,
+};
+
#define NVME_CTRL_SQES_MIN(sqes) ((sqes) & 0xf)
#define NVME_CTRL_SQES_MAX(sqes) (((sqes) >> 4) & 0xf)
#define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf)
--
2.17.1
- [RFC PATCH 0/5] hw/block/nvme: support multi-path for ctrl/ns, Minwoo Im, 2021/01/15
- [RFC PATCH 1/5] hw/block/nvme: add controller id parameter, Minwoo Im, 2021/01/15
- [RFC PATCH 2/5] nvme: add CMIC enum value for Identify Controller,
Minwoo Im <=
- [RFC PATCH 4/5] nvme: add NMIC enum value for Identify Namespace, Minwoo Im, 2021/01/15
- [RFC PATCH 3/5] hw/block/nvme: add multi-controller param for mpath, Minwoo Im, 2021/01/15
- [RFC PATCH 5/5] hw/block/nvme: add namespace sharing param for mpath, Minwoo Im, 2021/01/15
- Re: [RFC PATCH 0/5] hw/block/nvme: support multi-path for ctrl/ns, Klaus Jensen, 2021/01/15