diff options
| author | Vivek Natarajan <vnatarajan@atheros.com> | 2010-02-09 14:50:28 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-02-09 14:10:05 -0500 |
| commit | 375177bf35efc08e1bd37bbda4cc0c8cc4db8500 (patch) | |
| tree | 88774b1a46072fd3b0418b36d39d447b78fbfc51 /include/net | |
| parent | e15276a4b220c54db665cf46a92bd9ceb9aeb052 (diff) | |
| download | kernel_samsung_smdk4412-375177bf35efc08e1bd37bbda4cc0c8cc4db8500.tar.gz kernel_samsung_smdk4412-375177bf35efc08e1bd37bbda4cc0c8cc4db8500.tar.bz2 kernel_samsung_smdk4412-375177bf35efc08e1bd37bbda4cc0c8cc4db8500.zip | |
mac80211: Retry null data frame for power save.
Even if the null data frame is not acked by the AP, mac80211
goes into power save. This might lead to loss of frames
from the AP.
Prevent this by restarting dynamic_ps_timer when ack is not
received for null data frames.
Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/mac80211.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 414d774028b..314e9817316 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -945,6 +945,11 @@ enum ieee80211_tkip_key_type { * Hardware supports Unscheduled Automatic Power Save Delivery * (U-APSD) in managed mode. The mode is configured with * conf_tx() operation. + * + * @IEEE80211_HW_REPORTS_TX_ACK_STATUS: + * Hardware can provide ack status reports of Tx frames to + * the stack. + * */ enum ieee80211_hw_flags { IEEE80211_HW_HAS_RATE_CONTROL = 1<<0, @@ -965,6 +970,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_SUPPORTS_STATIC_SMPS = 1<<15, IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS = 1<<16, IEEE80211_HW_SUPPORTS_UAPSD = 1<<17, + IEEE80211_HW_REPORTS_TX_ACK_STATUS = 1<<18, }; /** |