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authorJavier Cardona <javier@cozybit.com>2010-12-16 17:37:49 -0800
committerJohn W. Linville <linville@tuxdriver.com>2010-12-20 14:46:57 -0500
commitc80d545da3f7c0e534ccd4a780f322f80a92cff1 (patch)
treeedd5c51676b4677fc1a0b2fc692ffe97df863f25 /include
parent24bdd9f4c9af75b33b438d60381a67626de0128d (diff)
mac80211: Let userspace enable and configure vendor specific path selection.
Userspace will now be allowed to toggle between the default path selection algorithm (HWMP, implemented in the kernel), and a vendor specific alternative. Also in the same patch, allow userspace to add information elements to mesh beacons. This is accordance with the Extensible Path Selection Framework specified in version 7.0 of the 802.11s draft. Signed-off-by: Javier Cardona <javier@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ieee80211.h25
-rw-r--r--include/linux/nl80211.h47
-rw-r--r--include/net/cfg80211.h8
3 files changed, 76 insertions, 4 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 7f2354534242..cd681681d211 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -1291,6 +1291,31 @@ enum ieee80211_key_len {
WLAN_KEY_LEN_AES_CMAC = 16,
};
+/**
+ * enum - mesh path selection protocol identifier
+ *
+ * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
+ * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
+ * be specified in a vendor specific information element
+ */
+enum {
+ IEEE80211_PATH_PROTOCOL_HWMP = 0,
+ IEEE80211_PATH_PROTOCOL_VENDOR = 255,
+};
+
+/**
+ * enum - mesh path selection metric identifier
+ *
+ * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
+ * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
+ * specified in a vendor specific information element
+ */
+enum {
+ IEEE80211_PATH_METRIC_AIRTIME = 0,
+ IEEE80211_PATH_METRIC_VENDOR = 255,
+};
+
+
/*
* IEEE 802.11-2007 7.3.2.9 Country information element
*
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 11a1de67b618..69eaccac78c4 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -872,6 +872,9 @@ enum nl80211_commands {
* attributes, specifying what a key should be set as default as.
* See &enum nl80211_key_default_types.
*
+ * @NL80211_ATTR_MESH_SETUP: Optional mesh setup parameters. These cannot be
+ * changed once the mesh is active.
+ *
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
@@ -1054,6 +1057,8 @@ enum nl80211_attrs {
NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION,
+ NL80211_ATTR_MESH_SETUP,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@@ -1564,7 +1569,8 @@ enum nl80211_mntr_flags {
/**
* enum nl80211_meshconf_params - mesh configuration parameters
*
- * Mesh configuration parameters
+ * Mesh configuration parameters. These can be changed while the mesh is
+ * active.
*
* @__NL80211_MESHCONF_INVALID: internal use
*
@@ -1587,9 +1593,6 @@ enum nl80211_mntr_flags {
* @NL80211_MESHCONF_TTL: specifies the value of TTL field set at a source mesh
* point.
*
- * @NL80211_MESHCONF_ELEMENT_TTL: specifies the value of TTL field set at a
- * source mesh point for path selection elements.
- *
* @NL80211_MESHCONF_AUTO_OPEN_PLINKS: whether we should automatically
* open peer links when we detect compatible mesh peers.
*
@@ -1616,6 +1619,9 @@ enum nl80211_mntr_flags {
*
* @NL80211_MESHCONF_ROOTMODE: whether root mode is enabled or not
*
+ * @NL80211_MESHCONF_ELEMENT_TTL: specifies the value of TTL field set at a
+ * source mesh point for path selection elements.
+ *
* @NL80211_MESHCONF_ATTR_MAX: highest possible mesh configuration attribute
*
* @__NL80211_MESHCONF_ATTR_AFTER_LAST: internal use
@@ -1644,6 +1650,39 @@ enum nl80211_meshconf_params {
};
/**
+ * enum nl80211_mesh_setup_params - mesh setup parameters
+ *
+ * Mesh setup parameters. These are used to start/join a mesh and cannot be
+ * changed while the mesh is active.
+ *
+ * @__NL80211_MESH_SETUP_INVALID: Internal use
+ *
+ * @NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL: Enable this option to use a
+ * vendor specific path selection algorithm or disable it to use the default
+ * HWMP.
+ *
+ * @NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC: Enable this option to use a
+ * vendor specific path metric or disable it to use the default Airtime
+ * metric.
+ *
+ * @NL80211_MESH_SETUP_VENDOR_PATH_SEL_IE: A vendor specific information
+ * element that vendors will use to identify the path selection methods and
+ * metrics in use.
+ *
+ * @__NL80211_MESH_SETUP_ATTR_AFTER_LAST: Internal use
+ */
+enum nl80211_mesh_setup_params {
+ __NL80211_MESH_SETUP_INVALID,
+ NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL,
+ NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC,
+ NL80211_MESH_SETUP_VENDOR_PATH_SEL_IE,
+
+ /* keep last */
+ __NL80211_MESH_SETUP_ATTR_AFTER_LAST,
+ NL80211_MESH_SETUP_ATTR_MAX = __NL80211_MESH_SETUP_ATTR_AFTER_LAST - 1
+};
+
+/**
* enum nl80211_txq_attr - TX queue parameter attributes
* @__NL80211_TXQ_ATTR_INVALID: Attribute number 0 is reserved
* @NL80211_TXQ_ATTR_QUEUE: TX queue identifier (NL80211_TXQ_Q_*)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 7283496c2d05..924d60366233 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -649,12 +649,20 @@ struct mesh_config {
* struct mesh_setup - 802.11s mesh setup configuration
* @mesh_id: the mesh ID
* @mesh_id_len: length of the mesh ID, at least 1 and at most 32 bytes
+ * @path_sel_proto: which path selection protocol to use
+ * @path_metric: which metric to use
+ * @vendor_ie: vendor information elements (optional)
+ * @vendor_ie_len: length of vendor information elements
*
* These parameters are fixed when the mesh is created.
*/
struct mesh_setup {
const u8 *mesh_id;
u8 mesh_id_len;
+ u8 path_sel_proto;
+ u8 path_metric;
+ const u8 *vendor_ie;
+ u8 vendor_ie_len;
};
/**