thunderbolt: Add missing documentation in ctl.h tb_cfg_request struct
Add missing @request field description in tb_cfg_request struct
kernel-doc. No functional changes.
Signed-off-by: Alan Borzeszkowski <alan.borzeszkowski@linux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
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