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authorSimon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de>2013-02-08 18:16:20 +0100
committerJohannes Berg <johannes.berg@intel.com>2013-02-15 09:41:04 +0100
commit164eb02d070af987890e1db1c12b8ae0394b19f7 (patch)
treec7c1f7a8d051f095cbf02a580ad70d7b4537b714 /net/mac80211/ieee80211_i.h
parent04f39047af2a6df64b763ea5a271db24879d0391 (diff)
mac80211: add radar detection command/event
Add command to trigger radar detection in the driver/FW. Once radar detection is started it should continuously monitor for radars as long as the channel active. If radar is detected usermode notified with 'radar detected' event. Scanning and remain on channel functionality must be disabled while doing radar detection/scanning, and vice versa. Based on original patch by Victor Goldenshtein <victorg@ti.com> Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/ieee80211_i.h')
-rw-r--r--net/mac80211/ieee80211_i.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 76cdcfcd614..0e0a9776be3 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -722,6 +722,9 @@ struct ieee80211_sub_if_data {
int user_power_level; /* in dBm */
int ap_power_level; /* in dBm */
+ bool radar_required;
+ struct delayed_work dfs_cac_timer_work;
+
/*
* AP this belongs to: self in AP mode and
* corresponding AP in VLAN mode, NULL for
@@ -942,6 +945,10 @@ struct ieee80211_local {
/* wowlan is enabled -- don't reconfig on resume */
bool wowlan;
+ /* DFS/radar detection is enabled */
+ bool radar_detect_enabled;
+ struct work_struct radar_detected_work;
+
/* number of RX chains the hardware has */
u8 rx_chains;
@@ -1606,6 +1613,13 @@ void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *chanctx);
+void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local,
+ struct ieee80211_chanctx *chanctx);
+
+void ieee80211_dfs_cac_timer(unsigned long data);
+void ieee80211_dfs_cac_timer_work(struct work_struct *work);
+void ieee80211_dfs_cac_cancel(struct ieee80211_local *local);
+void ieee80211_dfs_radar_detected_work(struct work_struct *work);
#ifdef CONFIG_MAC80211_NOINLINE
#define debug_noinline noinline