diff options
| -rw-r--r-- | include/net/cfg80211.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/nl80211.h | 25 | ||||
| -rw-r--r-- | net/wireless/mesh.c | 1 | ||||
| -rw-r--r-- | net/wireless/nl80211.c | 8 |
4 files changed, 29 insertions, 7 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index dfef0d5b5d3d..69b2b2631b9a 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1151,6 +1151,7 @@ struct mesh_config { * @ie_len: length of vendor information elements * @is_authenticated: this mesh requires authentication * @is_secure: this mesh uses security + * @user_mpm: userspace handles all MPM functions * @dtim_period: DTIM period to use * @beacon_interval: beacon interval to use * @mcast_rate: multicat rate for Mesh Node [6Mbps is the default for 802.11a] @@ -1168,6 +1169,7 @@ struct mesh_setup { u8 ie_len; bool is_authenticated; bool is_secure; + bool user_mpm; u8 dtim_period; u16 beacon_interval; int mcast_rate[IEEE80211_NUM_BANDS]; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 2d0cff57ff89..8134c6a96f57 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -513,9 +513,11 @@ * @NL80211_CMD_NEW_PEER_CANDIDATE: Notification on the reception of a * beacon or probe response from a compatible mesh peer. This is only * sent while no station information (sta_info) exists for the new peer - * candidate and when @NL80211_MESH_SETUP_USERSPACE_AUTH is set. On - * reception of this notification, userspace may decide to create a new - * station (@NL80211_CMD_NEW_STATION). To stop this notification from + * candidate and when @NL80211_MESH_SETUP_USERSPACE_AUTH, + * @NL80211_MESH_SETUP_USERSPACE_AMPE, or + * @NL80211_MESH_SETUP_USERSPACE_MPM is set. On reception of this + * notification, userspace may decide to create a new station + * (@NL80211_CMD_NEW_STATION). To stop this notification from * reoccurring, the userspace authentication daemon may want to create the * new station with the AUTHENTICATED flag unset and maybe change it later * depending on the authentication result. @@ -1199,10 +1201,10 @@ enum nl80211_commands { * @NL80211_ATTR_SUPPORT_MESH_AUTH: Currently, this means the underlying driver * allows auth frames in a mesh to be passed to userspace for processing via * the @NL80211_MESH_SETUP_USERSPACE_AUTH flag. - * @NL80211_ATTR_STA_PLINK_STATE: The state of a mesh peer link as - * defined in &enum nl80211_plink_state. Used when userspace is - * driving the peer link management state machine. - * @NL80211_MESH_SETUP_USERSPACE_AMPE must be enabled. + * @NL80211_ATTR_STA_PLINK_STATE: The state of a mesh peer link as defined in + * &enum nl80211_plink_state. Used when userspace is driving the peer link + * management state machine. @NL80211_MESH_SETUP_USERSPACE_AMPE or + * @NL80211_MESH_SETUP_USERSPACE_MPM must be enabled. * * @NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED: indicates, as part of the wiphy * capabilities, the supported WoWLAN triggers @@ -2612,6 +2614,9 @@ enum nl80211_meshconf_params { * vendor specific synchronization method or disable it to use the default * neighbor offset synchronization * + * @NL80211_MESH_SETUP_USERSPACE_MPM: Enable this option if userspace will + * implement an MPM which handles peer allocation and state. + * * @NL80211_MESH_SETUP_ATTR_MAX: highest possible mesh setup attribute number * * @__NL80211_MESH_SETUP_ATTR_AFTER_LAST: Internal use @@ -2624,6 +2629,7 @@ enum nl80211_mesh_setup_params { NL80211_MESH_SETUP_USERSPACE_AUTH, NL80211_MESH_SETUP_USERSPACE_AMPE, NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC, + NL80211_MESH_SETUP_USERSPACE_MPM, /* keep last */ __NL80211_MESH_SETUP_ATTR_AFTER_LAST, @@ -3526,6 +3532,10 @@ enum nl80211_ap_sme_features { * stations the authenticated/associated bits have to be set in the mask. * @NL80211_FEATURE_ADVERTISE_CHAN_LIMITS: cfg80211 advertises channel limits * (HT40, VHT 80/160 MHz) if this flag is set + * @NL80211_FEATURE_USERSPACE_MPM: This driver supports a userspace Mesh + * Peering Management entity which may be implemented by registering for + * beacons or NL80211_CMD_NEW_PEER_CANDIDATE events. The mesh beacon is + * still generated by the driver. */ enum nl80211_feature_flags { NL80211_FEATURE_SK_TX_STATUS = 1 << 0, @@ -3544,6 +3554,7 @@ enum nl80211_feature_flags { /* bit 13 is reserved */ NL80211_FEATURE_ADVERTISE_CHAN_LIMITS = 1 << 14, NL80211_FEATURE_FULL_AP_CLIENT_STATE = 1 << 15, + NL80211_FEATURE_USERSPACE_MPM = 1 << 16, }; /** diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c index 9688b249a805..0bb93f3061a4 100644 --- a/net/wireless/mesh.c +++ b/net/wireless/mesh.c @@ -85,6 +85,7 @@ const struct mesh_setup default_mesh_setup = { .ie = NULL, .ie_len = 0, .is_secure = false, + .user_mpm = false, .beacon_interval = MESH_DEFAULT_BEACON_INTERVAL, .dtim_period = MESH_DEFAULT_DTIM_PERIOD, }; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 7469020175d5..bdf39836d9d8 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4618,6 +4618,7 @@ static const struct nla_policy [NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL] = { .type = NLA_U8 }, [NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC] = { .type = NLA_U8 }, [NL80211_MESH_SETUP_USERSPACE_AUTH] = { .type = NLA_FLAG }, + [NL80211_MESH_SETUP_USERSPACE_MPM] = { .type = NLA_FLAG }, [NL80211_MESH_SETUP_IE] = { .type = NLA_BINARY, .len = IEEE80211_MAX_DATA_LEN }, [NL80211_MESH_SETUP_USERSPACE_AMPE] = { .type = NLA_FLAG }, @@ -4756,6 +4757,7 @@ do { \ static int nl80211_parse_mesh_setup(struct genl_info *info, struct mesh_setup *setup) { + struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct nlattr *tb[NL80211_MESH_SETUP_ATTR_MAX + 1]; if (!info->attrs[NL80211_ATTR_MESH_SETUP]) @@ -4792,8 +4794,14 @@ static int nl80211_parse_mesh_setup(struct genl_info *info, setup->ie = nla_data(ieattr); setup->ie_len = nla_len(ieattr); } + if (tb[NL80211_MESH_SETUP_USERSPACE_MPM] && + !(rdev->wiphy.features & NL80211_FEATURE_USERSPACE_MPM)) + return -EINVAL; + setup->user_mpm = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_MPM]); setup->is_authenticated = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_AUTH]); setup->is_secure = nla_get_flag(tb[NL80211_MESH_SETUP_USERSPACE_AMPE]); + if (setup->is_secure) + setup->user_mpm = true; return 0; } |