From: Johannes Berg <johannes.berg@xxxxxxxxx>
The new wifi socket TX capability should be
supported by wifi drivers, let them advertise
whether they do or not.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
include/linux/nl80211.h | 15 +++++++++++++++
include/net/cfg80211.h | 3 ++-
net/wireless/nl80211.c | 2 ++
3 files changed, 19 insertions(+), 1 deletion(-)
--- a/include/linux/nl80211.h 2011-10-21 12:07:42.000000000 +0200
+++ b/include/linux/nl80211.h 2011-10-21 12:07:45.000000000 +0200
@@ -1137,6 +1137,9 @@ enum nl80211_commands {
* with support for the features listed in this attribute, see
* &enum nl80211_ap_sme_features.
*
+ * @NL80211_ATTR_FEATURE_FLAGS: This u32 attribute contains flags from
+ * &enum nl80211_feature_flags and is advertised in wiphy information.
+ *
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
@@ -1367,6 +1370,8 @@ enum nl80211_attrs {
NL80211_ATTR_DEVICE_AP_MLME,
+ NL80211_ATTR_FEATURE_FLAGS,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@@ -2693,4 +2698,14 @@ enum nl80211_ap_sme_features {
NL80211_AP_SME_WSC = 1 << 0,
};
+/**
+ * enum nl80211_feature_flags - device/driver features
+ * @NL80211_FEATURE_SK_TX_STATUS: This driver supports reflecting back
+ * TX status to the socket error queue when requested with the
+ * socket option.
+ */
+enum nl80211_feature_flags {
+ NL80211_FEATURE_SK_TX_STATUS = 1 << 0,
+};
+
#endif /* __LINUX_NL80211_H */
--- a/include/net/cfg80211.h 2011-10-21 12:07:42.000000000 +0200
+++ b/include/net/cfg80211.h 2011-10-21 12:07:45.000000000 +0200
@@ -1873,6 +1873,7 @@ struct wiphy_wowlan_support {
* @software_iftypes: bitmask of software interface types, these are not
* subject to any restrictions since they are purely managed in SW.
* @flags: wiphy flags, see &enum wiphy_flags
+ * @features: features advertised to nl80211, see &enum nl80211_feature_flags.
* @bss_priv_size: each BSS struct has private data allocated with it,
* this variable determines its size
* @max_scan_ssids: maximum number of SSIDs the device can scan for in
@@ -1934,7 +1935,7 @@ struct wiphy {
/* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */
u16 interface_modes;
- u32 flags;
+ u32 flags, features;
u32 ap_sme_capa;
--- a/net/wireless/nl80211.c 2011-10-21 12:07:42.000000000 +0200
+++ b/net/wireless/nl80211.c 2011-10-21 12:07:45.000000000 +0200
@@ -1013,6 +1013,8 @@ static int nl80211_send_wiphy(struct sk_
NLA_PUT_U32(msg, NL80211_ATTR_DEVICE_AP_MLME,
dev->wiphy.ap_sme_capa);
+ NLA_PUT_U32(msg, NL80211_ATTR_FEATURE_FLAGS, dev->wiphy.features);
+
return genlmsg_end(msg, hdr);
nla_put_failure:
--
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