diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/mac80211.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index dd07964ef154..ee6449eff7dc 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -370,7 +370,8 @@ struct ieee80211_bss_conf { * @IEEE80211_TX_STATUS_EOSP: This packet marks the end of service period, * when its status is reported the service period ends. For frames in * an SP that mac80211 transmits, it is already set; for driver frames - * the driver may set this flag. + * the driver may set this flag. It is also used to do the same for + * PS-Poll responses. * * Note: If you have to add new flags to the enumeration, then don't * forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary. @@ -1959,6 +1960,12 @@ enum ieee80211_frame_release_type { * more-data bit must always be set. * The @tids parameter tells the driver which TIDs to release frames * from, for PS-poll it will always have only a single bit set. + * In the case this is used for a PS-poll initiated release, the + * @num_frames parameter will always be 1 so code can be shared. In + * this case the driver must also set %IEEE80211_TX_STATUS_EOSP flag + * on the TX status (and must report TX status) so that the PS-poll + * period is properly ended. This is used to avoid sending multiple + * responses for a retried PS-poll frame. * In the case this is used for uAPSD, the @num_frames parameter may be * bigger than one, but the driver may send fewer frames (it must send * at least one, however). In this case it is also responsible for |