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authorLorenzo Bianconi <lorenzo.bianconi83@gmail.com>2014-09-04 23:57:40 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-09-05 13:54:03 +0200
commit3057dbfdab1b86a77ed6d512fc857b032f78663b (patch)
treeff0cc509ea5665424c337da9ca87ab268613d0de /include/uapi/linux/nl80211.h
parenteaa336b0f5087addb32217e6a70845ed57249f76 (diff)
cfg80211: enable dynack through nl80211
Enable ACK timeout estimation algorithm (dynack) using mac80211 set_coverage_class API. Dynack is activated passing coverage class equals to -1 to lower drivers and it is automatically disabled setting valid value for coverage class. Define NL80211_ATTR_WIPHY_DYN_ACK flag attribute to enable dynack from userspace. In order to activate dynack NL80211_FEATURE_ACKTO_ESTIMATION feature flag must be set by lower drivers to indicate dynack capability. Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/uapi/linux/nl80211.h')
-rw-r--r--include/uapi/linux/nl80211.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index de69d3df5e55..29c4399e08b9 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -1605,6 +1605,12 @@ enum nl80211_commands {
* association request. In addition, it must also set the RRM capability
* flag in the association request's Capability Info field.
*
+ * @NL80211_ATTR_WIPHY_DYN_ACK: flag attribute used to enable ACK timeout
+ * estimation algorithm (dynack). In order to activate dynack
+ * %NL80211_FEATURE_ACKTO_ESTIMATION feature flag must be set by lower
+ * drivers to indicate dynack capability. Dynack is automatically disabled
+ * setting valid value for coverage class.
+ *
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
@@ -1949,6 +1955,8 @@ enum nl80211_attrs {
NL80211_ATTR_USE_RRM,
+ NL80211_ATTR_WIPHY_DYN_ACK,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@@ -3991,6 +3999,9 @@ enum nl80211_ap_sme_features {
* current tx power value into the TPC Report IE in the spectrum
* management TPC Report action frame, and in the Radio Measurement Link
* Measurement Report action frame.
+ * @NL80211_FEATURE_ACKTO_ESTIMATION: This driver supports dynamic ACK timeout
+ * estimation (dynack). %NL80211_ATTR_WIPHY_DYN_ACK flag attribute is used
+ * to enable dynack.
*/
enum nl80211_feature_flags {
NL80211_FEATURE_SK_TX_STATUS = 1 << 0,
@@ -4016,6 +4027,7 @@ enum nl80211_feature_flags {
NL80211_FEATURE_WFA_TPC_IE_IN_PROBES = 1 << 20,
NL80211_FEATURE_QUIET = 1 << 21,
NL80211_FEATURE_TX_POWER_INSERTION = 1 << 22,
+ NL80211_FEATURE_ACKTO_ESTIMATION = 1 << 23,
};
/**