1. NAME▲

struct_survey_info - channel survey response

2. SYNOPSIS ▲



 
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struct survey_info {
  struct ieee80211_channel * channel;
  u64 channel_time;
  u64 channel_time_busy;
  u64 channel_time_ext_busy;
  u64 channel_time_rx;
  u64 channel_time_tx;
  u32 filled;
  s8 noise;
};

3. MEMBERS ▲

channel
    the channel this survey record reports, mandatory

channel_time
    amount of time in ms the radio spent on the channel

channel_time_busy
    amount of time the primary channel was sensed busy

channel_time_ext_busy
    amount of time the extension channel was sensed busy

channel_time_rx
    amount of time the radio spent receiving data

channel_time_tx
    amount of time the radio spent transmitting data

filled
    bitflag of flags from enum survey_info_flags

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

4. 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.

5. AUTHOR ▲

Johannes Berg <>
    Author.

6. COPYRIGHT ▲