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authorMinwoo Im <minwoo.im.dev@gmail.com>2021-02-11 00:10:25 +0900
committerKlaus Jensen <k.jensen@samsung.com>2021-03-09 11:00:58 +0100
commit23fb7dfeca17c55e4329ca98459d33fc204c1f59 (patch)
tree0ebc912b373dfa9b0ce616db00d7070142ebf1c2 /include
parentf432fdfa1215bc3a00468b2e711176be279b0fd2 (diff)
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hw/block/nvme: support Identify NS Attached Controller List
Support Identify command for Namespace attached controller list. This command handler will traverse the controller instances in the given subsystem to figure out whether the specified nsid is attached to the controllers or not. The 4096bytes Identify data will return with the first entry (16bits) indicating the number of the controller id entries. So, the data can hold up to 2047 entries for the controller ids. Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com> Reviewed-by: Keith Busch <kbusch@kernel.org> Reviewed-by: Klaus Jensen <k.jensen@samsung.com> Tested-by: Klaus Jensen <k.jensen@samsung.com> [k.jensen: rebased for dma refactor] Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Diffstat (limited to 'include')
-rw-r--r--include/block/nvme.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 7ee8870..372d0f2 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -971,6 +971,7 @@ enum NvmeIdCns {
NVME_ID_CNS_CS_NS_ACTIVE_LIST = 0x07,
NVME_ID_CNS_NS_PRESENT_LIST = 0x10,
NVME_ID_CNS_NS_PRESENT = 0x11,
+ NVME_ID_CNS_NS_ATTACHED_CTRL_LIST = 0x12,
NVME_ID_CNS_CS_NS_PRESENT_LIST = 0x1a,
NVME_ID_CNS_CS_NS_PRESENT = 0x1b,
NVME_ID_CNS_IO_COMMAND_SET = 0x1c,