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authorThomas Pedersen <c_tpeder@qca.qualcomm.com>2012-07-12 23:17:33 (GMT)
committerJohannes Berg <johannes.berg@intel.com>2012-07-17 09:57:23 (GMT)
commit84f10708f73254878246772cead70a2eb6a123f2 (patch)
tree39a4ca2f6cc3ab5b33320e3a62d2a8f7c4901b7a /include/net
parent00f5335079689cd65a9430b5df8974dc35c7914b (diff)
downloadlinux-fsl-qoriq-84f10708f73254878246772cead70a2eb6a123f2.tar.xz
cfg80211: support TX error rate CQM
Let the user configure serveral TX error conection quality monitoring parameters: % error rate, survey interval, and # of attempted packets. On exceeding the TX failure rate over the given interval, the driver will send a CQM notify event with the actual TX failure rate and packets attempted. Signed-off-by: Thomas Pedersen <c_tpeder@qca.qualcomm.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/cfg80211.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 0245208..493fa0c 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1573,6 +1573,8 @@ struct cfg80211_gtk_rekey_data {
* @set_power_mgmt: Configure WLAN power management. A timeout value of -1
* allows the driver to adjust the dynamic ps timeout value.
* @set_cqm_rssi_config: Configure connection quality monitor RSSI threshold.
+ * @set_cqm_txe_config: Configure connection quality monitor TX error
+ * thresholds.
* @sched_scan_start: Tell the driver to start a scheduled scan.
* @sched_scan_stop: Tell the driver to stop an ongoing scheduled
* scan. The driver_initiated flag specifies whether the driver
@@ -1783,6 +1785,10 @@ struct cfg80211_ops {
struct net_device *dev,
s32 rssi_thold, u32 rssi_hyst);
+ int (*set_cqm_txe_config)(struct wiphy *wiphy,
+ struct net_device *dev,
+ u32 rate, u32 pkts, u32 intvl);
+
void (*mgmt_frame_register)(struct wiphy *wiphy,
struct wireless_dev *wdev,
u16 frame_type, bool reg);
@@ -3396,6 +3402,21 @@ void cfg80211_cqm_pktloss_notify(struct net_device *dev,
const u8 *peer, u32 num_packets, gfp_t gfp);
/**
+ * cfg80211_cqm_txe_notify - TX error rate event
+ * @dev: network device
+ * @peer: peer's MAC address
+ * @num_packets: how many packets were lost
+ * @rate: % of packets which failed transmission
+ * @intvl: interval (in s) over which the TX failure threshold was breached.
+ * @gfp: context flags
+ *
+ * Notify userspace when configured % TX failures over number of packets in a
+ * given interval is exceeded.
+ */
+void cfg80211_cqm_txe_notify(struct net_device *dev, const u8 *peer,
+ u32 num_packets, u32 rate, u32 intvl, gfp_t gfp);
+
+/**
* cfg80211_gtk_rekey_notify - notify userspace about driver rekeying
* @dev: network device
* @bssid: BSSID of AP (to avoid races)