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alistair23-linux/net/mac80211
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Johannes Berg f9f760b488 mac80211: release multiple ACs in uAPSD, fix more-data bug 
When a response for PS-Poll or a uAPSD trigger frame is sent, the
more-data bit should be set according to 802.11-2012 11.2.1.5 h),
meaning that it should indicate more data on the relevant ACs
(delivery-enabled or nondelivery-enabled for uAPSD or PS-Poll.)

In, for example, the following scenario:
 * 1 frame on VO queue (either in driver or in mac80211)
 * at least 1 frame on VI queue (in the driver)
 * both VO/VI are delivery-enabled
 * uAPSD trigger frame received

The more-data flag to the driver would not be set, even though
it should be.

While fixing this, I noticed that we should really release frames
from multiple ACs where there's data buffered in the driver for
the corresponding TIDs.

To address all this, restructure the code a bit to consider all
ACs if we only release driver frames or only buffered frames.
This also addresses the more-data bug described above as now the
TIDs will all be marked as released, so the driver will have to
check the number of frames.

While at it, clarify some code and comments and remove the found
variable, replacing it with the appropriate sw/hw release check.

Reported-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-01-10 09:43:34 +01:00
..
aes_ccm.c mac80211: port CCMP to cryptoapi's CCM driver 2013-10-11 15:38:20 +02:00
aes_ccm.h mac80211: port CCMP to cryptoapi's CCM driver 2013-10-11 15:38:20 +02:00
aes_cmac.c mac80211: fix checkpatch errors 2013-12-18 10:33:06 +01:00
aes_cmac.h mac80211: fix checkpatch errors 2013-12-18 10:33:06 +01:00
agg-rx.c mac80211: improve aggregation debug messages 2013-01-18 21:55:15 +01:00
agg-tx.c mac80211: fix aggregation state with current drivers 2013-01-24 15:43:51 +01:00
cfg.c mac80211: sync dtim_count to TSF 2014-01-06 20:10:47 +01:00
cfg.h
chan.c mac80211: fix iflist_mtx/mtx locking in radar detection 2013-12-19 13:33:33 +01:00
debug.h mac80211: process the CSA frame for mesh accordingly 2013-10-28 15:05:28 +01:00
debugfs.c mac80211: Tx frame latency statistics 2013-12-02 11:51:50 +01:00
debugfs.h mac80211: use __printf attribute in debugfs 2012-10-18 09:01:57 +02:00
debugfs_key.c mac80211: move sdata debugfs dir to vif 2013-03-18 20:10:04 +01:00
debugfs_key.h
debugfs_netdev.c mac80211: sync dtim_count to TSF 2014-01-06 20:10:47 +01:00
debugfs_netdev.h
debugfs_sta.c mac80211: Tx frame latency statistics 2013-12-02 11:51:50 +01:00
debugfs_sta.h
driver-ops.h mac80211: add pre-RCU-sync sta removal driver operation 2013-12-16 11:29:44 +01:00
event.c
ht.c mac80211: allow to set smps mode to OFF in AP mode 2014-01-07 16:25:49 +01:00
ibss.c mac80211: fix iflist_mtx/mtx locking in radar detection 2013-12-19 13:33:33 +01:00
ieee80211_i.h mac80211: sync dtim_count to TSF 2014-01-06 20:10:47 +01:00
iface.c mac80211: fix iflist_mtx/mtx locking in radar detection 2013-12-19 13:33:33 +01:00
Kconfig mac80211: process the CSA frame for mesh accordingly 2013-10-28 15:05:28 +01:00
key.c mac80211: free all AP/VLAN keys at once 2013-12-16 11:29:48 +01:00
key.h mac80211: free all AP/VLAN keys at once 2013-12-16 11:29:48 +01:00
led.c mac80211: use oneshot blink API for LED triggers 2013-08-01 10:48:49 +02:00
led.h mac80211: use oneshot blink API for LED triggers 2013-08-01 10:48:49 +02:00
main.c mac80211: fix memory leak in register_hw() error path 2014-01-06 16:02:34 +01:00
Makefile mac80211: mesh power save basics 2013-02-04 18:57:47 +01:00
mesh.c mac80211: sync dtim_count to TSF 2014-01-06 20:10:47 +01:00
mesh.h mac80211: use put_unaligned_le in mesh when necessary 2013-11-25 20:51:55 +01:00
mesh_hwmp.c mac80211: use put_unaligned_le in mesh when necessary 2013-11-25 20:51:55 +01:00
mesh_pathtbl.c mac80211: use put_unaligned_le in mesh when necessary 2013-11-25 20:51:55 +01:00
mesh_plink.c mac80211: enable WME for peer mesh STA 2014-01-06 17:43:06 +01:00
mesh_ps.c mac80211: use put_unaligned_le16 in mesh_plink_frame_tx 2013-11-25 20:51:53 +01:00
mesh_sync.c mac80211: update adjusting TBTT bit in beacon 2013-12-16 14:21:22 +01:00
michael.c
michael.h
mlme.c mac80211: fix iflist_mtx/mtx locking in radar detection 2013-12-19 13:33:33 +01:00
offchannel.c mac80211: Run deferred scan if last roc_list item is not started 2013-09-30 12:36:56 +02:00
pm.c mac80211: don't delay station destruction 2013-12-16 11:29:45 +01:00
rate.c mac80211: respect rate mask in TX 2013-10-15 15:16:29 +02:00
rate.h Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next 2013-12-02 14:25:38 -05:00
rc80211_minstrel.c mac80211: fix checkpatch errors 2013-12-18 10:33:06 +01:00
rc80211_minstrel.h mac80211/minstrel: use the new rate control API 2013-04-22 16:16:41 +02:00
rc80211_minstrel_debugfs.c mac80211: cosmetics for minstrel_debugfs 2013-04-17 17:08:23 +02:00
rc80211_minstrel_ht.c mac80211: fix checkpatch errors 2013-12-18 10:33:06 +01:00
rc80211_minstrel_ht.h mac80211/minstrel_ht: use the new rate control API 2013-04-22 16:16:41 +02:00
rc80211_minstrel_ht_debugfs.c mac80211: minstrel_ht: replace some occurences of MCS_GROUP_RATES 2013-11-25 20:52:07 +01:00
rc80211_pid.h Fix common misspellings 2011-03-31 11:26:23 -03:00
rc80211_pid_algo.c mac80211/rc80211: add chandef to rate initialization 2013-07-16 09:58:02 +03:00
rc80211_pid_debugfs.c mac80211: fix some snprintf misuses 2013-10-01 12:16:51 +02:00
rx.c mac80211: clean up prepare_for_handlers() return value 2014-01-07 16:23:24 +01:00
scan.c mac80211: reschedule sched scan after HW restart 2013-12-16 13:47:26 +01:00
spectmgmt.c mac80211: fix the mesh channel switch support 2013-11-25 16:50:13 +01:00
sta_info.c mac80211: release multiple ACs in uAPSD, fix more-data bug 2014-01-10 09:43:34 +01:00
sta_info.h mac80211: optimise mixed AP/VLAN station removal 2013-12-16 11:29:47 +01:00
status.c mac80211: Tx frame latency statistics 2013-12-02 11:51:50 +01:00
tkip.c mac80211: fix checkpatch errors 2013-12-18 10:33:06 +01:00
tkip.h mac80211: fix TKIP races, make API easier to use 2011-07-08 11:11:19 -04:00
trace.c mac80211: trace debug messages 2012-06-24 11:33:18 +02:00
trace.h mac80211: add tracing for ieee80211_sta_set_buffered 2014-01-06 12:09:01 +01:00
tx.c mac80211: fix checkpatch errors 2013-12-18 10:33:06 +01:00
util.c mac80211: sync dtim_count to TSF 2014-01-06 20:10:47 +01:00
vht.c mac80211: enable easier manipulation of VHT beamforming caps 2013-11-25 20:52:01 +01:00
wep.c wireless: move crypto constants to ieee80211.h 2013-05-16 22:39:41 +02:00
wep.h mac80211: move RX WEP weak IV counting 2012-03-13 14:54:16 -04:00
wme.c mac80211: Add support for QoS mapping 2013-12-19 16:30:58 +01:00
wme.h mac80211: save wmm_acm per sdata 2012-06-20 17:35:22 +02:00
wpa.c mac80211: clean up garbage in comment 2014-01-07 16:21:56 +01:00
wpa.h mac80211: add generic cipher scheme support 2013-11-25 20:50:52 +01:00