xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mac80211: introduce per vif frame registration API

Browse Source 
Currently the cfg80211's frame registration api receives wdev, however
mac80211 assumes per device filter configuration and ignores wdev.
Per device filtering is too wasteful, especially for multi-channel
devices.
Introduce new per vif frame registration API and use it for probe
request registrations in ieee80211_mgmt_frame_register()
Also call directly to ieee80211_configure_filter instead of using a work
since it is now allowed to sleep in ieee80211_mgmt_frame_register.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Andrei Otcheretianski
2015-08-15 22:39:50 +03:00
committed by Johannes Berg
parent 7bdbe400d1
commit 1b09b5568e
4 changed files with 80 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
net/mac80211/cfg.c
View File

@@ -3516,18 +3516,32 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
u16 frame_type, bool reg)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
switch (frame_type) {
case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
if (reg)
if (reg) {
local->probe_req_reg++;
else
local->probe_req_reg--;
sdata->vif.probe_req_reg++;
} else {
if (local->probe_req_reg)
local->probe_req_reg--;
if (sdata->vif.probe_req_reg)
sdata->vif.probe_req_reg--;
}
if (!local->open_count)
break;
ieee80211_queue_work(&local->hw, &local->reconfig_filter);
if (sdata->vif.probe_req_reg == 1)
drv_config_iface_filter(local, sdata, FIF_PROBE_REQ,
FIF_PROBE_REQ);
else if (sdata->vif.probe_req_reg == 0)
drv_config_iface_filter(local, sdata, 0,
FIF_PROBE_REQ);
ieee80211_configure_filter(local);
break;
default:
break;