STRUCT SURVEY_INFO(9)               Actions and configuration               STRUCT SURVEY_INFO(9)



NAME
       struct_survey_info - channel survey response

SYNOPSIS
       struct survey_info {
         struct ieee80211_channel * channel;
         u64 time;
         u64 time_busy;
         u64 time_ext_busy;
         u64 time_rx;
         u64 time_tx;
         u64 time_scan;
         u32 filled;
         s8 noise;
       };

MEMBERS
       channel
           the channel this survey record reports, may be NULL for a single record to report
           global statistics

       time
           amount of time in ms the radio was turn on (on the channel)

       time_busy
           amount of time the primary channel was sensed busy

       time_ext_busy
           amount of time the extension channel was sensed busy

       time_rx
           amount of time the radio spent receiving data

       time_tx
           amount of time the radio spent transmitting data

       time_scan
           amount of time the radio spent for scanning

       filled
           bitflag of flags from enum survey_info_flags

       noise
           channel noise in dBm. This and all following fields are optional

DESCRIPTION
       Used by dump_survey to report back per-channel survey information.

       This structure can later be expanded with things like channel duty cycle etc.

AUTHOR
       Johannes Berg <johannes AT sipsolutions.net>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                     STRUCT SURVEY_INFO(9)