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authorJavier Cardona <javier@cozybit.com>2012-03-31 22:31:33 +0400
committerJohn W. Linville <linville@tuxdriver.com>2012-04-10 23:20:33 +0400
commitd299a1f21ea7ffd5114d099b2f92c867c495e8b3 (patch)
tree4325e83c1ad096be0d2fa71c52d1ad115ea23ca4 /net/wireless
parentdbf498fbafa2c23139d5a990e94ed78bafbbea19 (diff)
downloadlinux-d299a1f21ea7ffd5114d099b2f92c867c495e8b3.tar.xz
{nl,cfg}80211: Support for mesh synchronization
Report Toffset to userspace. Let userspace select the mesh synchronization method. Signed-off-by: Marco Porsch <marco.porsch@s2005.tu-chemnitz.de> Signed-off-by: Pavel Zubarev <pavel.zubarev@gmail.com> Signed-off-by: Javier Cardona <javier@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/mesh.c3
-rw-r--r--net/wireless/nl80211.c16
2 files changed, 19 insertions, 0 deletions
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index ba21ab22187b..8c747fa9319b 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -38,6 +38,7 @@
#define MESH_MAX_PREQ_RETRIES 4
+#define MESH_SYNC_NEIGHBOR_OFFSET_MAX 50
const struct mesh_config default_mesh_config = {
.dot11MeshRetryTimeout = MESH_RET_T,
@@ -48,6 +49,7 @@ const struct mesh_config default_mesh_config = {
.element_ttl = MESH_DEFAULT_ELEMENT_TTL,
.auto_open_plinks = true,
.dot11MeshMaxPeerLinks = MESH_MAX_ESTAB_PLINKS,
+ .dot11MeshNbrOffsetMaxNeighbor = MESH_SYNC_NEIGHBOR_OFFSET_MAX,
.dot11MeshHWMPactivePathTimeout = MESH_PATH_TIMEOUT,
.dot11MeshHWMPpreqMinInterval = MESH_PREQ_MIN_INT,
.dot11MeshHWMPperrMinInterval = MESH_PERR_MIN_INT,
@@ -62,6 +64,7 @@ const struct mesh_config default_mesh_config = {
};
const struct mesh_setup default_mesh_setup = {
+ .sync_method = IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET,
.path_sel_proto = IEEE80211_PATH_PROTOCOL_HWMP,
.path_metric = IEEE80211_PATH_METRIC_AIRTIME,
.ie = NULL,
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 344697df1177..b12a05243d71 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2490,6 +2490,9 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
NLA_PUT(msg, NL80211_STA_INFO_STA_FLAGS,
sizeof(struct nl80211_sta_flag_update),
&sinfo->sta_flags);
+ if (sinfo->filled & STATION_INFO_T_OFFSET)
+ NLA_PUT_U64(msg, NL80211_STA_INFO_T_OFFSET,
+ sinfo->t_offset);
nla_nest_end(msg, sinfoattr);
if (sinfo->filled & STATION_INFO_ASSOC_REQ_IES)
@@ -3288,6 +3291,8 @@ static int nl80211_get_mesh_config(struct sk_buff *skb,
cur_params.element_ttl);
NLA_PUT_U8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
cur_params.auto_open_plinks);
+ NLA_PUT_U32(msg, NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
+ cur_params.dot11MeshNbrOffsetMaxNeighbor);
NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
cur_params.dot11MeshHWMPmaxPREQretries);
NLA_PUT_U32(msg, NL80211_MESHCONF_PATH_REFRESH_TIME,
@@ -3332,6 +3337,7 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A
[NL80211_MESHCONF_TTL] = { .type = NLA_U8 },
[NL80211_MESHCONF_ELEMENT_TTL] = { .type = NLA_U8 },
[NL80211_MESHCONF_AUTO_OPEN_PLINKS] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR] = { .type = NLA_U32 },
[NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES] = { .type = NLA_U8 },
[NL80211_MESHCONF_PATH_REFRESH_TIME] = { .type = NLA_U32 },
@@ -3349,6 +3355,7 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A
static const struct nla_policy
nl80211_mesh_setup_params_policy[NL80211_MESH_SETUP_ATTR_MAX+1] = {
+ [NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC] = { .type = NLA_U8 },
[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 },
@@ -3401,6 +3408,9 @@ do {\
mask, NL80211_MESHCONF_ELEMENT_TTL, nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, auto_open_plinks,
mask, NL80211_MESHCONF_AUTO_OPEN_PLINKS, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshNbrOffsetMaxNeighbor,
+ mask, NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
+ nla_get_u32);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPmaxPREQretries,
mask, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
nla_get_u8);
@@ -3458,6 +3468,12 @@ static int nl80211_parse_mesh_setup(struct genl_info *info,
nl80211_mesh_setup_params_policy))
return -EINVAL;
+ if (tb[NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC])
+ setup->sync_method =
+ (nla_get_u8(tb[NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC])) ?
+ IEEE80211_SYNC_METHOD_VENDOR :
+ IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET;
+
if (tb[NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL])
setup->path_sel_proto =
(nla_get_u8(tb[NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL])) ?