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nl80211: support sending TDLS commands/frames

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Add support for sending high-level TDLS commands and TDLS frames via
NL80211_CMD_TDLS_OPER and NL80211_CMD_TDLS_MGMT, respectively. Add
appropriate cfg80211 callbacks for lower level drivers.

Add wiphy capability flags for TDLS support and advertise them via
nl80211.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Cc: Kalyan C Gaddam <chakkal@iit.edu>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arik Nemtsov
2011-09-28 14:12:50 +03:00
committed by John W. Linville
parent a76011e2cb
commit 109086ce0b
3 changed files with 139 additions and 1 deletions
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17
include/net/cfg80211.h
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@@ -1422,6 +1422,9 @@ struct cfg80211_gtk_rekey_data {
* @set_ringparam: Set tx and rx ring sizes.
*
* @get_ringparam: Get tx and rx ring current and maximum sizes.
*
* @tdls_mgmt: Transmit a TDLS management frame.
* @tdls_oper: Perform a high-level TDLS operation (e.g. TDLS link setup).
*/
struct cfg80211_ops {
int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -1605,6 +1608,12 @@ struct cfg80211_ops {
int (*set_rekey_data)(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_gtk_rekey_data *data);
int (*tdls_mgmt)(struct wiphy *wiphy, struct net_device *dev,
u8 *peer, u8 action_code, u8 dialog_token,
u16 status_code, const u8 *buf, size_t len);
int (*tdls_oper)(struct wiphy *wiphy, struct net_device *dev,
u8 *peer, enum nl80211_tdls_operation oper);
};
/*
@@ -1657,6 +1666,12 @@ struct cfg80211_ops {
* @WIPHY_FLAG_SUPPORTS_FW_ROAM: The device supports roaming feature in the
* firmware.
* @WIPHY_FLAG_AP_UAPSD: The device supports uapsd on AP.
* @WIPHY_FLAG_SUPPORTS_TDLS: The device supports TDLS (802.11z) operation.
* @WIPHY_FLAG_TDLS_EXTERNAL_SETUP: The device does not handle TDLS (802.11z)
* link setup/discovery operations internally. Setup, discovery and
* teardown packets should be sent through the @NL80211_CMD_TDLS_MGMT
* command. When this flag is not set, @NL80211_CMD_TDLS_OPER should be
* used for asking the driver/firmware to perform a TDLS operation.
*/
enum wiphy_flags {
WIPHY_FLAG_CUSTOM_REGULATORY = BIT(0),
@@ -1673,6 +1688,8 @@ enum wiphy_flags {
WIPHY_FLAG_ENFORCE_COMBINATIONS = BIT(12),
WIPHY_FLAG_SUPPORTS_FW_ROAM = BIT(13),
WIPHY_FLAG_AP_UAPSD = BIT(14),
WIPHY_FLAG_SUPPORTS_TDLS = BIT(15),
WIPHY_FLAG_TDLS_EXTERNAL_SETUP = BIT(16),
};
/**