diff options
Diffstat (limited to 'include/net/mac80211.h')
| -rw-r--r-- | include/net/mac80211.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 46e08ba92b97..b9e02460d3d7 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -277,9 +277,16 @@ enum ieee80211_rssi_event { * valid in station mode only if after the driver was notified * with the %BSS_CHANGED_DTIM_PERIOD flag, will be non-zero then. * @sync_tsf: last beacon's/probe response's TSF timestamp (could be old - * as it may have been received during scanning long ago) + * as it may have been received during scanning long ago). If the + * HW flag %IEEE80211_HW_TIMING_BEACON_ONLY is set, then this can + * only come from a beacon, but might not become valid until after + * association when a beacon is received (which is notified with the + * %BSS_CHANGED_DTIM flag.) * @sync_device_ts: the device timestamp corresponding to the sync_tsf, * the driver/device can use this to calculate synchronisation + * (see @sync_tsf) + * @sync_dtim_count: Only valid when %IEEE80211_HW_TIMING_BEACON_ONLY + * is requested, see @sync_tsf/@sync_device_ts. * @beacon_int: beacon interval * @assoc_capability: capabilities taken from assoc resp * @basic_rates: bitmap of basic rates, each bit stands for an @@ -331,6 +338,7 @@ struct ieee80211_bss_conf { u16 assoc_capability; u64 sync_tsf; u32 sync_device_ts; + u8 sync_dtim_count; u32 basic_rates; int mcast_rate[IEEE80211_NUM_BANDS]; u16 ht_operation_mode; @@ -1371,6 +1379,9 @@ struct ieee80211_tx_control { * @IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF: Use the P2P Device address for any * P2P Interface. This will be honoured even if more than one interface * is supported. + * + * @IEEE80211_HW_TIMING_BEACON_ONLY: Use sync timing from beacon frames + * only, to allow getting TBTT of a DTIM beacon. */ enum ieee80211_hw_flags { IEEE80211_HW_HAS_RATE_CONTROL = 1<<0, @@ -1399,6 +1410,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_TX_AMPDU_SETUP_IN_HW = 1<<23, IEEE80211_HW_SCAN_WHILE_IDLE = 1<<24, IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF = 1<<25, + IEEE80211_HW_TIMING_BEACON_ONLY = 1<<26, }; /** |