• Holger Schurig's avatar
    cfg80211: return channel noise via survey API · 61fa713c
    Holger Schurig authored
    This patch implements the NL80211_CMD_GET_SURVEY command and an get_survey()
    ops that a driver can implement. The goal of this command is to allow a
    drivers to report channel survey data (e.g. channel noise, channel
    For now, only the mechanism to report back channel noise has been
    In future, there will either be a survey-trigger command --- or the existing
    scan-trigger command will be enhanced. This will allow user-space to
    request survey for arbitrary channels.
    Note: any driver that cannot report channel noise should not report
    any value at all, e.g. made-up -92 dBm.
    Signed-off-by: default avatarHolger Schurig <holgerschurig@gmail.com>
    Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
cfg80211.h 66.2 KB