blob: 8f3a7fd5f706360b0e00f17085cffcf5c3fbe321 [file] [log] [blame]
From ecc272c2cd058ff4e9bf9206089538c7153028b8 Mon Sep 17 00:00:00 2001
From: MeiChia Chiu <meichia.chiu@mediatek.com>
Date: Wed, 19 Oct 2022 13:45:42 +0800
Subject: [PATCH 07/16] mac80211: mtk: add support for runtime set inband
discovery
Signed-off-by: MeiChia Chiu <meichia.chiu@mediatek.com>
---
include/net/cfg80211.h | 1 +
include/net/mac80211.h | 1 +
include/uapi/linux/nl80211.h | 1 +
net/mac80211/cfg.c | 33 ++++++++++++++++++++++++++++++++-
net/wireless/nl80211.c | 31 +++++++++++++++++++++++++++----
5 files changed, 62 insertions(+), 5 deletions(-)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 118cd40..9728bf8 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1268,6 +1268,7 @@ struct cfg80211_fils_discovery {
u32 max_interval;
size_t tmpl_len;
const u8 *tmpl;
+ u8 disable;
};
/**
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index edc10ff..dc4faea 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -525,6 +525,7 @@ struct ieee80211_ftm_responder_params {
struct ieee80211_fils_discovery {
u32 min_interval;
u32 max_interval;
+ u8 disable;
};
/**
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index ba4aa09..1293d30 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -7504,6 +7504,7 @@ enum nl80211_fils_discovery_attributes {
NL80211_FILS_DISCOVERY_ATTR_INT_MIN,
NL80211_FILS_DISCOVERY_ATTR_INT_MAX,
NL80211_FILS_DISCOVERY_ATTR_TMPL,
+ NL80211_UNSOL_BCAST_PROBE_RESP_ATTR_INTE,
/* keep last */
__NL80211_FILS_DISCOVERY_ATTR_LAST,
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index c15e72d..cd5444e 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -983,6 +983,7 @@ static int ieee80211_set_fils_discovery(struct ieee80211_sub_if_data *sdata,
fd = &link_conf->fils_discovery;
fd->min_interval = params->min_interval;
fd->max_interval = params->max_interval;
+ fd->disable = params->disable;
old = sdata_dereference(link->u.ap.fils_discovery, sdata);
new = kzalloc(sizeof(*new) + params->tmpl_len, GFP_KERNEL);
@@ -1403,6 +1404,9 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_link_data *link;
struct beacon_data *old;
+ struct cfg80211_ap_settings *ap_params;
+ struct ieee80211_supported_band *sband;
+ u32 changed;
int err;
struct ieee80211_bss_conf *link_conf;
@@ -1434,7 +1438,34 @@ static int ieee80211_change_beacon(struct wiphy *wiphy, struct net_device *dev,
err |= BSS_CHANGED_HE_BSS_COLOR;
}
- ieee80211_link_info_change_notify(sdata, link, err);
+ changed = err;
+
+ sband = ieee80211_get_sband(sdata);
+ if (!sband)
+ return -EINVAL;
+
+ if (sband->band == NL80211_BAND_6GHZ) {
+ ap_params = container_of(params, struct cfg80211_ap_settings, beacon);
+
+ if(ap_params->unsol_bcast_probe_resp.interval) {
+ err = ieee80211_set_unsol_bcast_probe_resp(sdata,
+ &ap_params->unsol_bcast_probe_resp,
+ link, link_conf);
+ if (err < 0)
+ return err;
+ changed |= BSS_CHANGED_UNSOL_BCAST_PROBE_RESP;
+ } else {
+ err = ieee80211_set_fils_discovery(sdata,
+ &ap_params->fils_discovery,
+ link, link_conf);
+
+ if (err < 0)
+ return err;
+ changed |= BSS_CHANGED_FILS_DISCOVERY;
+ }
+ }
+
+ ieee80211_bss_info_change_notify(sdata, changed);
return 0;
}
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index aa04e11..202f802 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -423,6 +423,7 @@ nl80211_fils_discovery_policy[NL80211_FILS_DISCOVERY_ATTR_MAX + 1] = {
[NL80211_FILS_DISCOVERY_ATTR_INT_MAX] = NLA_POLICY_MAX(NLA_U32, 10000),
[NL80211_FILS_DISCOVERY_ATTR_TMPL] =
NLA_POLICY_BINARY_RANGE(NL80211_FILS_DISCOVERY_TMPL_MIN_LEN, IEEE80211_MAX_DATA_LEN),
+ [NL80211_UNSOL_BCAST_PROBE_RESP_ATTR_INTE] = NLA_POLICY_MAX(NLA_U32, 20),
};
static const struct nla_policy
@@ -5603,6 +5604,8 @@ static int nl80211_parse_fils_discovery(struct cfg80211_registered_device *rdev,
fd->tmpl = nla_data(tb[NL80211_FILS_DISCOVERY_ATTR_TMPL]);
fd->min_interval = nla_get_u32(tb[NL80211_FILS_DISCOVERY_ATTR_INT_MIN]);
fd->max_interval = nla_get_u32(tb[NL80211_FILS_DISCOVERY_ATTR_INT_MAX]);
+ fd->disable = !(fd->max_interval ||
+ nla_get_u32(tb[NL80211_UNSOL_BCAST_PROBE_RESP_ATTR_INTE]));
return 0;
}
@@ -6082,7 +6085,8 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info)
unsigned int link_id = nl80211_link_id(info->attrs);
struct net_device *dev = info->user_ptr[1];
struct wireless_dev *wdev = dev->ieee80211_ptr;
- struct cfg80211_beacon_data params;
+ struct cfg80211_ap_settings ap_params;
+ struct cfg80211_beacon_data *params;
int err;
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
@@ -6095,16 +6099,35 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info)
if (!wdev->links[link_id].ap.beacon_interval)
return -EINVAL;
- err = nl80211_parse_beacon(rdev, info->attrs, &params);
+ memset(&ap_params, 0, sizeof(ap_params));
+ params = &ap_params.beacon;
+
+ err = nl80211_parse_beacon(rdev, info->attrs, params);
if (err)
goto out;
+ if (info->attrs[NL80211_ATTR_FILS_DISCOVERY]) {
+ err = nl80211_parse_fils_discovery(rdev,
+ info->attrs[NL80211_ATTR_FILS_DISCOVERY],
+ &ap_params);
+ if (err)
+ goto out;
+ }
+
+ if (info->attrs[NL80211_ATTR_UNSOL_BCAST_PROBE_RESP]) {
+ err = nl80211_parse_unsol_bcast_probe_resp(rdev,
+ info->attrs[NL80211_ATTR_UNSOL_BCAST_PROBE_RESP],
+ &ap_params);
+ if (err)
+ goto out;
+ }
+
wdev_lock(wdev);
- err = rdev_change_beacon(rdev, dev, &params);
+ err = rdev_change_beacon(rdev, dev, params);
wdev_unlock(wdev);
out:
- kfree(params.mbssid_ies);
+ kfree(params->mbssid_ies);
return err;
}
--
2.25.1