[PATCH] nvme: expose TLS mode

[Daniel Wagner]

On Wed, Apr 01, 2026 at 10:52:00AM +0200, Daniel Wagner wrote:
> $ nvme config --scan --dump --output-format json /dev/nvme1

and posted the wrong example output...

nvme connect --transport tcp --traddr 192.168.30.30 --trsvcid 4420 \
        --hostnqn nqn.2014-08.org.nvmexpress:uuid:befdec4c-2234-11b2-a85c-ca77c773af36 \
        --nqn nqn.io-1 --concat \
        --dhchap-secret=DHHC-1:01:1+pb0VSbn3cBrOhwP5SHa6gwlbPikdZ0mmBKKXC74Sm0s0pb: \
        --dump-config --output-format json
[
  {
    "hostnqn":"nqn.2014-08.org.nvmexpress:uuid:befdec4c-2234-11b2-a85c-ca77c773af36",
    "hostid":"befdec4c-2234-11b2-a85c-ca77c773af36",
    "dhchap_key":"DHHC-1:01:1+pb0VSbn3cBrOhwP5SHa6gwlbPikdZ0mmBKKXC74Sm0s0pb:",
    "subsystems":[
      {
        "nqn":"nqn.io-1",
        "ports":[
          {
            "transport":"tcp",
            "traddr":"192.168.30.30",
            "trsvcid":"4420",
            "dhchap_key":"DHHC-1:01:1+pb0VSbn3cBrOhwP5SHa6gwlbPikdZ0mmBKKXC74Sm0s0pb:",
            "concat":true
          }
        ]
      }
    ]
  }
]

nvme config --scan --dump --output-format json /dev/nvme1
[
  {
    "hostnqn":"nqn.2014-08.org.nvmexpress:uuid:befdec4c-2234-11b2-a85c-ca77c773af36",
    "hostid":"befdec4c-2234-11b2-a85c-ca77c773af36",
    "dhchap_key":"DHHC-1:01:1+pb0VSbn3cBrOhwP5SHa6gwlbPikdZ0mmBKKXC74Sm0s0pb:",
    "subsystems":[
      {
    "subsystems":[
      {
        "nqn":"nqn.io-1",
        "ports":[
          {
            "transport":"tcp",
            "traddr":"192.168.30.30",
            "trsvcid":"4420",
            "dhchap_key":"DHHC-1:01:1+pb0VSbn3cBrOhwP5SHa6gwlbPikdZ0mmBKKXC74Sm0s0pb:",
            "concat":true
          }
        ]
      }
    ]
  }
]