From: Thomas Pedersen <thomas@adapt-ip.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless <linux-wireless@vger.kernel.org>,
Thomas Pedersen <thomas@adapt-ip.com>
Subject: [PATCH 09/22] mac80211: support S1G STA capabilities
Date: Thu, 27 Aug 2020 15:32:51 -0700 [thread overview]
Message-ID: <20200827223304.16155-10-thomas@adapt-ip.com> (raw)
In-Reply-To: <20200827223304.16155-1-thomas@adapt-ip.com>
Include the S1G Capabilities element in an association
request, and support the cfg80211 capability overrides.
Signed-off-by: Thomas Pedersen <thomas@adapt-ip.com>
---
net/mac80211/ieee80211_i.h | 4 ++++
net/mac80211/mlme.c | 8 +++++++
net/mac80211/util.c | 45 ++++++++++++++++++++++++++++++++++++++
3 files changed, 57 insertions(+)
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 0b1eaec6649f..5da2713af500 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -530,6 +530,8 @@ struct ieee80211_if_managed {
struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */
struct ieee80211_vht_cap vht_capa; /* configured VHT overrides */
struct ieee80211_vht_cap vht_capa_mask; /* Valid parts of vht_capa */
+ struct ieee80211_s1g_cap s1g_capa; /* configured S1G overrides */
+ struct ieee80211_s1g_cap s1g_capa_mask; /* valid s1g_capa bits */
/* TDLS support */
u8 tdls_peer[ETH_ALEN] __aligned(2);
@@ -2193,6 +2195,8 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb, bool need_basic,
enum nl80211_band band);
u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo);
+u8 *ieee80211_add_s1g_capab_ie(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_sta_s1g_cap *caps, u8 *buf);
/* channel management */
bool ieee80211_chandef_ht_oper(const struct ieee80211_ht_operation *ht_oper,
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index ac870309b911..b69889563457 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1018,6 +1018,10 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
pos = ieee80211_add_wmm_info_ie(skb_put(skb, 9), qos_info);
}
+ if (sband->band == NL80211_BAND_S1GHZ)
+ pos = ieee80211_add_s1g_capab_ie(sdata, &sband->s1g_cap,
+ skb_put(skb, 17));
+
/* add any remaining custom (i.e. vendor specific here) IEs */
if (assoc_data->ie_len) {
noffset = assoc_data->ie_len;
@@ -5461,6 +5465,10 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
memcpy(&ifmgd->vht_capa_mask, &req->vht_capa_mask,
sizeof(ifmgd->vht_capa_mask));
+ memcpy(&ifmgd->s1g_capa, &req->s1g_capa, sizeof(ifmgd->s1g_capa));
+ memcpy(&ifmgd->s1g_capa_mask, &req->s1g_capa_mask,
+ sizeof(ifmgd->s1g_capa_mask));
+
if (req->ie && req->ie_len) {
memcpy(assoc_data->ie, req->ie, req->ie_len);
assoc_data->ie_len = req->ie_len;
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 35798997e521..c7ab7ab057f9 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -4278,6 +4278,51 @@ int ieee80211_max_num_channels(struct ieee80211_local *local)
return max_num_different_channels;
}
+u8 *ieee80211_add_s1g_capab_ie(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_sta_s1g_cap *own_cap, u8 *buf)
+{
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ struct ieee80211_s1g_cap s1g_capab;
+ u8 *pos = buf;
+ int i;
+
+ if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
+ return pos;
+
+ if (!own_cap->s1g)
+ return pos;
+
+ memcpy(s1g_capab.capab_info, own_cap->cap, sizeof(own_cap->cap));
+ memcpy(s1g_capab.supp_mcs_nss, own_cap->nss_mcs,
+ sizeof(own_cap->nss_mcs));
+
+ /* override the capability info */
+ for (i = 0; i < sizeof(ifmgd->s1g_capa.capab_info); i++) {
+ u8 mask = ifmgd->s1g_capa_mask.capab_info[i];
+
+ s1g_capab.capab_info[i] &= ~mask;
+ s1g_capab.capab_info[i] |= (ifmgd->s1g_capa.capab_info[i] &
+ mask);
+ }
+
+ /* then MCS and NSS set */
+ for (i = 0; i < sizeof(ifmgd->s1g_capa.supp_mcs_nss); i++) {
+ u8 mask = ifmgd->s1g_capa_mask.supp_mcs_nss[i];
+
+ s1g_capab.supp_mcs_nss[i] &= ~mask;
+ s1g_capab.supp_mcs_nss[i] |= (ifmgd->s1g_capa.supp_mcs_nss[i] &
+ mask);
+ }
+
+ *pos++ = WLAN_EID_S1G_CAPABILITIES;
+ *pos++ = sizeof(s1g_capab);
+
+ memcpy(pos, &s1g_capab, sizeof(s1g_capab));
+ pos += sizeof(s1g_capab);
+
+ return pos;
+}
+
u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo)
{
*buf++ = WLAN_EID_VENDOR_SPECIFIC;
--
2.20.1
next prev parent reply other threads:[~2020-08-27 22:33 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-27 22:32 [PATCH 00/22] add initial S1G support Thomas Pedersen
2020-08-27 22:32 ` [PATCH 01/22] nl80211: advertise supported channel width in S1G Thomas Pedersen
2020-08-27 22:32 ` [PATCH 02/22] cfg80211: regulatory: pass min. bandwidth to regulatory rule extractor Thomas Pedersen
2020-08-28 1:38 ` kernel test robot
2020-08-28 6:21 ` Thomas Pedersen
2020-08-27 22:32 ` [PATCH 03/22] cfg80211: regulatory: handle S1G channels Thomas Pedersen
2020-08-27 22:32 ` [PATCH 04/22] nl80211: correctly validate S1G beacon head Thomas Pedersen
2020-08-27 22:32 ` [PATCH 05/22] nl80211: support setting S1G channels Thomas Pedersen
2020-08-27 22:32 ` [PATCH 06/22] {cfg,mac}80211: get correct default channel width for S1G Thomas Pedersen
2020-08-27 22:32 ` [PATCH 07/22] mac80211: s1g: choose scanning width based on frequency Thomas Pedersen
2020-08-27 22:32 ` [PATCH 08/22] nl80211: support S1G capabilities Thomas Pedersen
2020-08-27 22:32 ` Thomas Pedersen [this message]
2020-08-27 22:32 ` [PATCH 10/22] cfg80211: convert S1G beacon to scan results Thomas Pedersen
2020-08-27 22:32 ` [PATCH 11/22] cfg80211: parse S1G Operation element for BSS channel Thomas Pedersen
2020-08-27 22:32 ` [PATCH 12/22] mac80211: convert S1G beacon to scan results Thomas Pedersen
2020-08-27 22:32 ` [PATCH 13/22] cfg80211: handle Association Response from S1G STA Thomas Pedersen
2020-08-27 22:32 ` [PATCH 14/22] mac80211: encode listen interval for S1G Thomas Pedersen
2020-08-27 22:32 ` [PATCH 15/22] mac80211: don't calculate duration " Thomas Pedersen
2020-08-27 22:32 ` [PATCH 16/22] mac80211: handle S1G low rates Thomas Pedersen
2020-08-27 22:32 ` [PATCH 17/22] mac80211: avoid rate init for S1G band Thomas Pedersen
2020-08-27 22:33 ` [PATCH 18/22] mac80211: receive and process S1G beacons Thomas Pedersen
2020-08-27 22:33 ` [PATCH 19/22] mac80211: support S1G association Thomas Pedersen
2020-08-27 22:33 ` [PATCH 20/22] nl80211: include frequency offset in survey info Thomas Pedersen
2020-08-27 22:33 ` [PATCH 21/22] mac80211_hwsim: indicate support for S1G Thomas Pedersen
2020-08-28 6:54 ` kernel test robot
2020-08-28 7:52 ` Kalle Valo
2020-08-31 16:42 ` Thomas Pedersen
2020-08-30 2:28 ` [mac80211_hwsim] dc5ef7078b: BUG:KASAN:stack-out-of-bounds_in__freq_reg_info kernel test robot
2020-08-27 22:33 ` [PATCH 22/22] mac80211_hwsim: fix TSF timestamp write to S1G beacon Thomas Pedersen
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