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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: Veerendranath 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: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Veerendranath Jakkam 2023-01-26 20:02:56 +05:30 committed by Johannes Berg
parent a42e59eb96
commit 8bb588d975
4 changed files with 46 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/wireless/quantenna/qtnfmac/event.c
View File

@ -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);

10
include/net/cfg80211.h
View File

@ -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);
};
/**

11
net/wireless/nl80211.c
View File

@ -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,

38
net/wireless/trace.h
View File

@ -3748,20 +3748,30 @@ TRACE_EVENT(cfg80211_pmsr_complete,
);
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
NETDEV_ENTRY
MAC_ENTRY(peer)
__dynamic_array(u8, ie, owe_info->ie_len)),
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)
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
NETDEV_ENTRY
MAC_ENTRY(peer)
__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);
__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,