diff options
| -rw-r--r-- | include/net/cfg80211.h | 11 | ||||
| -rw-r--r-- | include/uapi/linux/nl80211.h | 9 | ||||
| -rw-r--r-- | net/wireless/nl80211.c | 9 |
3 files changed, 29 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 8a9200f2f4a..a229046d86d 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -2480,6 +2480,14 @@ struct wiphy_wowlan_support { * * @max_acl_mac_addrs: Maximum number of MAC addresses that the device * supports for ACL. + * + * @extended_capabilities: extended capabilities supported by the driver, + * additional capabilities might be supported by userspace; these are + * the 802.11 extended capabilities ("Extended Capabilities element") + * and are in the same format as in the information element. See + * 802.11-2012 8.4.2.29 for the defined fields. + * @extended_capabilities_mask: mask of the valid values + * @extended_capabilities_len: length of the extended capabilities */ struct wiphy { /* assign these fields before you register the wiphy */ @@ -2546,6 +2554,9 @@ struct wiphy { */ u32 probe_resp_offload; + const u8 *extended_capabilities, *extended_capabilities_mask; + u8 extended_capabilities_len; + /* If multiple wiphys are registered and you're handed e.g. * a regular netdev with assigned ieee80211_ptr, you won't * know whether it points to a wiphy your driver has registered diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 3880f6ad7ed..1fd6e561189 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -1355,6 +1355,12 @@ enum nl80211_commands { * @NL80211_ATTR_RADAR_EVENT: Type of radar event for notification to userspace, * contains a value of enum nl80211_radar_event (u32). * + * @NL80211_ATTR_EXT_CAPA: 802.11 extended capabilities that the kernel driver + * has and handles. The format is the same as the IE contents. See + * 802.11-2012 8.4.2.29 for more information. + * @NL80211_ATTR_EXT_CAPA_MASK: Extended capabilities that the kernel driver + * has set in the %NL80211_ATTR_EXT_CAPA value, for multibit fields. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -1635,6 +1641,9 @@ enum nl80211_attrs { NL80211_ATTR_RADAR_EVENT, + NL80211_ATTR_EXT_CAPA, + NL80211_ATTR_EXT_CAPA_MASK, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 7e40b9e82b4..1237431c3ef 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -1363,6 +1363,15 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag dev->wiphy.max_acl_mac_addrs)) goto nla_put_failure; + if (dev->wiphy.extended_capabilities && + (nla_put(msg, NL80211_ATTR_EXT_CAPA, + dev->wiphy.extended_capabilities_len, + dev->wiphy.extended_capabilities) || + nla_put(msg, NL80211_ATTR_EXT_CAPA_MASK, + dev->wiphy.extended_capabilities_len, + dev->wiphy.extended_capabilities_mask))) + goto nla_put_failure; + return genlmsg_end(msg, hdr); nla_put_failure: |