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hw/block/nvme: add CMIC enum value for Identify Controller 

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>
Tested-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
This commit is contained in:
Minwoo Im 2021-01-24 11:54:47 +09:00 committed by Klaus Jensen
parent 982ed66bb2
commit 66b7e9bed0
1 changed files with 4 additions and 0 deletions
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4
include/block/nvme.h
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@ -1034,6 +1034,10 @@ 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)