From: Ben Greear <greearb@xxxxxxxxxxxxxxx>
Allow user to disable HE mode, similar to how VHT and HT
can be disabled. Useful for testing.
Signed-off-by: Ben Greear <greearb@xxxxxxxxxxxxxxx>
---
include/net/cfg80211.h | 2 ++
include/uapi/linux/nl80211.h | 2 ++
net/mac80211/mlme.c | 3 +++
net/wireless/nl80211.c | 7 +++++++
4 files changed, 14 insertions(+)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f04f5439da71..76360dcb7867 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2581,12 +2581,14 @@ struct cfg80211_auth_request {
* authentication capability. Drivers can offload authentication to
* userspace if this flag is set. Only applicable for cfg80211_connect()
* request (connect callback).
+ * @ASSOC_REQ_DISABLE_HE: Disable HE
*/
enum cfg80211_assoc_req_flags {
ASSOC_REQ_DISABLE_HT = BIT(0),
ASSOC_REQ_DISABLE_VHT = BIT(1),
ASSOC_REQ_USE_RRM = BIT(2),
CONNECT_REQ_EXTERNAL_AUTH_SUPPORT = BIT(3),
+ ASSOC_REQ_DISABLE_HE = BIT(4),
};
/**
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 40832d13c2f1..5188fe581efc 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -3045,6 +3045,8 @@ enum nl80211_attrs {
NL80211_ATTR_SAR_SPEC,
+ NL80211_ATTR_DISABLE_HE,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 9ac6eb8dc2e2..50cb97f94162 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -5796,6 +5796,9 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
if (req->flags & ASSOC_REQ_DISABLE_VHT)
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
+ if (req->flags & ASSOC_REQ_DISABLE_HE)
+ ifmgd->flags |= IEEE80211_STA_DISABLE_HE;
+
err = ieee80211_prep_connection(sdata, req->bss, true, override);
if (err)
goto err_clear;
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 2dc930e6f96f..ea169cd232c8 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -732,6 +732,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
NL80211_SAE_PWE_BOTH),
[NL80211_ATTR_RECONNECT_REQUESTED] = { .type = NLA_REJECT },
[NL80211_ATTR_SAR_SPEC] = NLA_POLICY_NESTED(sar_policy),
+ [NL80211_ATTR_DISABLE_HE] = { .type = NLA_FLAG },
};
/* policy for the key attributes */
@@ -10121,6 +10122,9 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info)
if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_VHT]))
req.flags |= ASSOC_REQ_DISABLE_VHT;
+ if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_HE]))
+ req.flags |= ASSOC_REQ_DISABLE_HE;
+
if (info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK])
memcpy(&req.vht_capa_mask,
nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK]),
@@ -10930,6 +10934,9 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info)
if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_VHT]))
connect.flags |= ASSOC_REQ_DISABLE_VHT;
+ if (nla_get_flag(info->attrs[NL80211_ATTR_DISABLE_HE]))
+ connect.flags |= ASSOC_REQ_DISABLE_HE;
+
if (info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK])
memcpy(&connect.vht_capa_mask,
nla_data(info->attrs[NL80211_ATTR_VHT_CAPABILITY_MASK]),
--
2.20.1
