diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2010-12-18 19:20:47 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-01-06 00:07:12 +0300 |
| commit | 21f83589644bb2ed98079bf1e2154c8e70ca6a6c (patch) | |
| tree | ede391a8c788a43f7c4ea3baa3367e020d45f179 /net/mac80211/iface.c | |
| parent | c96e96354a6c9456cdf1f150eca504e2ea35301e (diff) | |
| download | linux-21f83589644bb2ed98079bf1e2154c8e70ca6a6c.tar.xz | |
mac80211: implement hardware offload for remain-on-channel
This allows drivers to support remain-on-channel
offload if they implement smarter timing or need
to use a device implementation like iwlwifi.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/iface.c')
| -rw-r--r-- | net/mac80211/iface.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index b6db237672ff..8acba456744e 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1264,7 +1264,7 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local) { struct ieee80211_sub_if_data *sdata; int count = 0; - bool working = false, scanning = false; + bool working = false, scanning = false, hw_roc = false; struct ieee80211_work *wk; unsigned int led_trig_start = 0, led_trig_stop = 0; @@ -1308,6 +1308,9 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local) local->scan_sdata->vif.bss_conf.idle = false; } + if (local->hw_roc_channel) + hw_roc = true; + list_for_each_entry(sdata, &local->interfaces, list) { if (sdata->old_idle == sdata->vif.bss_conf.idle) continue; @@ -1316,7 +1319,7 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local) ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IDLE); } - if (working || scanning) + if (working || scanning || hw_roc) led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_WORK; else led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_WORK; @@ -1328,6 +1331,8 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local) ieee80211_mod_tpt_led_trig(local, led_trig_start, led_trig_stop); + if (hw_roc) + return ieee80211_idle_off(local, "hw remain-on-channel"); if (working) return ieee80211_idle_off(local, "working"); if (scanning) |