AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

mac80211: further simplify ieee80211_bss_info_change_notify

Browse Source 
The special case in the function isn't really needed,
instead make the suspend code a bit better and also
easier to understand and move the warning into the
driver op wrapper inline.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-12-14 14:22:10 +01:00
parent 8da349329a
commit b8dc1a35c8
3 changed files with 16 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
net/mac80211/driver-ops.h
View File

@ -207,6 +207,12 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local,
{
might_sleep();
WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
BSS_CHANGED_BEACON_ENABLED) &&
sdata->vif.type != NL80211_IFTYPE_AP &&
sdata->vif.type != NL80211_IFTYPE_ADHOC &&
sdata->vif.type != NL80211_IFTYPE_MESH_POINT);
check_sdata_in_driver(sdata);
trace_drv_bss_info_changed(local, sdata, info, changed);

14
net/mac80211/main.c
View File

@ -231,20 +231,6 @@ void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
return;
}
switch (sdata->vif.type) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_WDS:
case NL80211_IFTYPE_MESH_POINT:
break;
default:
/* do not warn to simplify caller in scan.c */
changed &= ~BSS_CHANGED_BEACON_ENABLED;
if (WARN_ON(changed & BSS_CHANGED_BEACON))
return;
break;
}
drv_bss_info_changed(local, sdata, &sdata->vif.bss_conf, changed);
}

15
net/mac80211/pm.c
View File

@ -121,7 +121,7 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
/* remove all interfaces */
list_for_each_entry(sdata, &local->interfaces, list) {
u32 changed = BSS_CHANGED_BEACON_ENABLED;
u32 changed = 0;
if (!ieee80211_sdata_running(sdata))
continue;
@ -136,14 +136,19 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
changed = BSS_CHANGED_ASSOC |
BSS_CHANGED_BSSID |
BSS_CHANGED_IDLE;
else
changed = 0;
/* fall through */
break;
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_MESH_POINT:
if (sdata->vif.bss_conf.enable_beacon)
changed = BSS_CHANGED_BEACON_ENABLED;
break;
default:
ieee80211_quiesce(sdata);
break;
}
ieee80211_quiesce(sdata);
sdata->suspend_bss_conf = sdata->vif.bss_conf;
memset(&sdata->vif.bss_conf, 0, sizeof(sdata->vif.bss_conf));
sdata->vif.bss_conf.idle = true;