Commit 8bb588d9 authored by Veerendranath Jakkam's avatar Veerendranath Jakkam Committed by Johannes Berg
Browse files

wifi: cfg80211: Extend cfg80211_update_owe_info_event() for MLD AP 



Add support to offload OWE processing to user space for MLD AP when
driver's SME in use.

Add new parameters in struct cfg80211_update_owe_info to provide below
information in cfg80211_update_owe_info_event() call:
- MLO link ID of the AP, with which station requested (re)association.
  This is applicable for both MLO and non-MLO station connections when
  the AP affiliated with an MLD.
- Station's MLD address if the connection is MLO capable.

Signed-off-by: default avatarVeerendranath Jakkam <quic_vjakkam@quicinc.com>
Link: https://lore.kernel.org/r/20230126143256.960563-3-quic_vjakkam@quicinc.com


[reformat the trace event macro]
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent a42e59eb

drivers/net/wireless/quantenna/qtnfmac/event.c

+1 −0
Original line number Diff line number Diff line
@@ -662,6 +662,7 @@ qtnf_event_handle_update_owe(struct qtnf_vif *vif, 
	memcpy(ie, owe_ev->ies, ie_len);

	owe_info.ie_len = ie_len;

	owe_info.ie = ie;

	owe_info.assoc_link_id = -1;



	pr_info("%s: external OWE processing: peer=%pM\n",

		vif->netdev->name, owe_ev->peer);

include/net/cfg80211.h

+10 −0
Original line number Diff line number Diff line
@@ -3898,12 +3898,22 @@ struct cfg80211_pmsr_request { 
 *	the IEs of the remote peer in the event from the host driver and

 *	the constructed IEs by the user space in the request interface.

 * @ie_len: Length of IEs in octets.

 * @assoc_link_id: MLO link ID of the AP, with which (re)association requested

 *	by peer. This will be filled by driver for both MLO and non-MLO station

 *	connections when the AP affiliated with an MLD. For non-MLD AP mode, it

 *	will be -1. Used only with OWE update event (driver to user space).

 * @peer_mld_addr: For MLO connection, MLD address of the peer. For non-MLO

 *	connection, it will be all zeros. This is applicable only when

 *	@assoc_link_id is not -1, i.e., the AP affiliated with an MLD. Used only

 *	with OWE update event (driver to user space).

 */

struct cfg80211_update_owe_info {

	u8 peer[ETH_ALEN] __aligned(2);

	u16 status;

	const u8 *ie;

	size_t ie_len;

	int assoc_link_id;

	u8 peer_mld_addr[ETH_ALEN] __aligned(2);

};



/**

net/wireless/nl80211.c

+11 −0
Original line number Diff line number Diff line
@@ -19780,6 +19780,17 @@ void cfg80211_update_owe_info_event(struct net_device *netdev, 
	    nla_put(msg, NL80211_ATTR_IE, owe_info->ie_len, owe_info->ie))

		goto nla_put_failure;









	if (owe_info->assoc_link_id != -1) {









		if (nla_put_u8(msg, NL80211_ATTR_MLO_LINK_ID,









			       owe_info->assoc_link_id))









			goto nla_put_failure;

















		if (!is_zero_ether_addr(owe_info->peer_mld_addr) &&









		    nla_put(msg, NL80211_ATTR_MLD_ADDR, ETH_ALEN,









			    owe_info->peer_mld_addr))









			goto nla_put_failure;









	}

















	genlmsg_end(msg, hdr);

















	genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,

























net/wireless/trace.h



+24
−14






























Original line number
Diff line number
Diff line







@@ -3751,17 +3751,27 @@ TRACE_EVENT(cfg80211_update_owe_info_event,







	TP_PROTO(struct wiphy *wiphy, struct net_device *netdev,









		 struct cfg80211_update_owe_info *owe_info),









	TP_ARGS(wiphy, netdev, owe_info),









	    TP_STRUCT__entry(WIPHY_ENTRY









	TP_STRUCT__entry(









		WIPHY_ENTRY









		NETDEV_ENTRY









		MAC_ENTRY(peer)









			     __dynamic_array(u8, ie, owe_info->ie_len)),









	    TP_fast_assign(WIPHY_ASSIGN;









		__dynamic_array(u8, ie, owe_info->ie_len)









		__field(int, assoc_link_id)









		MAC_ENTRY(peer_mld_addr)









	),









	TP_fast_assign(









		WIPHY_ASSIGN;









		NETDEV_ASSIGN;









		MAC_ASSIGN(peer, owe_info->peer);









		memcpy(__get_dynamic_array(ie), owe_info->ie,









				  owe_info->ie_len);),









	    TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: %pM",









		      WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->peer)









		       owe_info->ie_len);









		__entry->assoc_link_id = owe_info->assoc_link_id;









		MAC_ASSIGN(peer_mld_addr, owe_info->peer_mld_addr);









	),









	TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", peer: %pM,"









	          " assoc_link_id: %d, peer_mld_addr: %pM",









		  WIPHY_PR_ARG, NETDEV_PR_ARG, __entry->peer,









		  __entry->assoc_link_id, __entry->peer_mld_addr)









);



















TRACE_EVENT(cfg80211_bss_color_notify,