From 66b7e9bed0aee4342aa7cb824b8c46a42cacf7e2 Mon Sep 17 00:00:00 2001
From: Minwoo Im <minwoo.im.dev@gmail.com>
Date: Sun, 24 Jan 2021 11:54:47 +0900
Subject: [PATCH] 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>
---
 include/block/nvme.h | 4 ++++
 1 file changed, 4 insertions(+)

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)