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authorMinwoo Im2021-01-24 03:54:47 +0100
committerKlaus Jensen2021-03-09 11:00:57 +0100
commit66b7e9bed0aee4342aa7cb824b8c46a42cacf7e2 (patch)
treec750f2a3b88fefbd30f1d7588047b2b922fd3cef /include/block
parenthw/block/nvme: support to map controller to a subsystem (diff)
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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>
Diffstat (limited to 'include/block')
-rw-r--r--include/block/nvme.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 07cfc92936..f1d3a78658 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -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)