nl80211: Add TX queue parameter configuration
Add a new attribute, NL80211_ATTR_WIPHY_TXQ_PARAMS, that can be used with
NL80211_CMD_SET_WIPHY for userspace (e.g., hostapd) to set TX queue
parameters (txop, cwmin, cwmax, aifs).
Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 7caf3c7..4480231 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -371,6 +371,24 @@
u16 dot11MeshHWMPnetDiameterTraversalTime;
};
+/**
+ * struct ieee80211_txq_params - TX queue parameters
+ * @queue: TX queue identifier (NL80211_TXQ_Q_*)
+ * @txop: Maximum burst time in units of 32 usecs, 0 meaning disabled
+ * @cwmin: Minimum contention window [a value of the form 2^n-1 in the range
+ * 1..32767]
+ * @cwmax: Maximum contention window [a value of the form 2^n-1 in the range
+ * 1..32767]
+ * @aifs: Arbitration interframe space [0..255]
+ */
+struct ieee80211_txq_params {
+ enum nl80211_txq_q queue;
+ u16 txop;
+ u16 cwmin;
+ u16 cwmax;
+ u8 aifs;
+};
+
/* from net/wireless.h */
struct wiphy;
@@ -430,6 +448,8 @@
* @set_mesh_cfg: set mesh parameters (by now, just mesh id)
*
* @change_bss: Modify parameters for a given BSS.
+ *
+ * @set_txq_params: Set TX queue parameters
*/
struct cfg80211_ops {
int (*add_virtual_intf)(struct wiphy *wiphy, char *name,
@@ -490,6 +510,9 @@
const struct mesh_config *nconf, u32 mask);
int (*change_bss)(struct wiphy *wiphy, struct net_device *dev,
struct bss_parameters *params);
+
+ int (*set_txq_params)(struct wiphy *wiphy,
+ struct ieee80211_txq_params *params);
};
#endif /* __NET_CFG80211_H */