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cfg80211: allow survey data to return global data

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Not all devices are able to report survey data (particularly
time spent for various operations) per channel. As all these
statistics already exist in survey data, allow such devices
to report them (if userspace requested it)

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2014-11-14 16:43:50 +01:00
parent 4ed20bebf5
commit 11f78ac32b
3 changed files with 33 additions and 17 deletions
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3
include/net/cfg80211.h
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@ -542,7 +542,8 @@ enum survey_info_flags {
/**
* struct survey_info - channel survey response
*
* @channel: the channel this survey record reports, mandatory
* @channel: the channel this survey record reports, may be %NULL for a single
* record to report global statistics
* @filled: bitflag of flags from &enum survey_info_flags
* @noise: channel noise in dBm. This and all following fields are
* optional