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authorJonathan Doron <jond@wizery.com>2014-12-15 20:26:00 +0300
committerJohannes Berg <johannes.berg@intel.com>2014-12-17 13:49:55 +0300
commitb0d7aa59592b4270531de5ce65dcf18338a2d98c (patch)
tree85d54dba5117fedd4d5b605be70ddbf8451d7838 /include/uapi/linux/nl80211.h
parentad30ca2c03cecfb1b0749874bdceead269542de6 (diff)
downloadlinux-b0d7aa59592b4270531de5ce65dcf18338a2d98c.tar.xz
cfg80211: allow wiphy specific regdomain management
Add a new regulatory flag that allows a driver to manage regdomain changes/updates for its own wiphy. A self-managed wiphys only employs regulatory information obtained from the FW and driver and does not use other cfg80211 sources like beacon-hints, country-code IEs and hints from other devices on the same system. Conversely, a self-managed wiphy does not share its regulatory hints with other devices in the system. If a system contains several devices, one or more of which are self-managed, there might be contradictory regulatory settings between them. Usage of flag is generally discouraged. Only use it if the FW/driver is incompatible with non-locally originated hints. A new API lets the driver send a complete regdomain, to be applied on its wiphy only. After a wiphy-specific regdomain change takes place, usermode will get a new type of change notification. The regulatory core also takes care enforce regulatory restrictions, in case some interfaces are on forbidden channels. Signed-off-by: Jonathan Doron <jonathanx.doron@intel.com> Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Reviewed-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'include/uapi/linux/nl80211.h')
-rw-r--r--include/uapi/linux/nl80211.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 2d384d041224..fb58e654f523 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -782,6 +782,10 @@
* peer given by %NL80211_ATTR_MAC. Both peers must be on the base channel
* when this command completes.
*
+ * @NL80211_CMD_WIPHY_REG_CHANGE: Similar to %NL80211_CMD_REG_CHANGE, but used
+ * as an event to indicate changes for devices with wiphy-specific regdom
+ * management.
+ *
* @NL80211_CMD_MAX: highest used command number
* @__NL80211_CMD_AFTER_LAST: internal use
*/
@@ -966,6 +970,8 @@ enum nl80211_commands {
NL80211_CMD_TDLS_CHANNEL_SWITCH,
NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH,
+ NL80211_CMD_WIPHY_REG_CHANGE,
+
/* add new commands above here */
/* used to define NL80211_CMD_MAX below */