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wifi: mac80211: simplify HE/EHT element length functions

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We don't need to pass the iftype there, we already have it
in the sdata. Simplify this code.

Link: https://msgid.link/20240129202041.5890eb1d4184.Ibce7e5abcc7887630da03ac2263d8004ec541418@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2024-01-29 20:19:27 +01:00
parent a57944d1ee
commit 90233160d7
4 changed files with 16 additions and 19 deletions
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4
net/mac80211/ieee80211_i.h
View file

@ -2502,7 +2502,7 @@ u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap,
u32 cap);
u8 *ieee80211_ie_build_vht_oper(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap,
const struct cfg80211_chan_def *chandef);
u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata, u8 iftype);
u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata);
u8 *ieee80211_ie_build_he_cap(const struct ieee80211_conn_settings *conn,
const struct ieee80211_sta_he_cap *he_cap,
u8 *pos, u8 *end);
@ -2651,7 +2651,7 @@ u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw,
void ieee80211_init_frag_cache(struct ieee80211_fragment_cache *cache);
void ieee80211_destroy_frag_cache(struct ieee80211_fragment_cache *cache);
u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata, u8 iftype);
u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata);
u8 *ieee80211_ie_build_eht_cap(u8 *pos,
const struct ieee80211_sta_he_cap *he_cap,
const struct ieee80211_sta_eht_cap *eht_cap,

8
net/mac80211/mesh.c
View file

@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008, 2009 open80211s Ltd.
* Copyright (C) 2018 - 2023 Intel Corporation
* Copyright (C) 2018 - 2024 Intel Corporation
* Authors: Luis Carlos Cobo <luisca@cozybit.com>
* Javier Cardona <javier@cozybit.com>
*/
@ -981,10 +981,8 @@ ieee80211_mesh_build_beacon(struct ieee80211_if_mesh *ifmsh)
band = chanctx_conf->def.chan->band;
rcu_read_unlock();
ie_len_he_cap = ieee80211_ie_len_he_cap(sdata,
NL80211_IFTYPE_MESH_POINT);
ie_len_eht_cap = ieee80211_ie_len_eht_cap(sdata,
NL80211_IFTYPE_MESH_POINT);
ie_len_he_cap = ieee80211_ie_len_he_cap(sdata);
ie_len_eht_cap = ieee80211_ie_len_eht_cap(sdata);
head_len = hdr_len +
2 + /* NULL SSID */
/* Channel Switch Announcement */

8
net/mac80211/mesh_plink.c
View file

@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008, 2009 open80211s Ltd.
* Copyright (C) 2019, 2021-2023 Intel Corporation
* Copyright (C) 2019, 2021-2024 Intel Corporation
* Author: Luis Carlos Cobo <luisca@cozybit.com>
*/
#include <linux/gfp.h>
@ -226,10 +226,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
int hdr_len = offsetofend(struct ieee80211_mgmt, u.action.u.self_prot);
int err = -ENOMEM;
ie_len_he_cap = ieee80211_ie_len_he_cap(sdata,
NL80211_IFTYPE_MESH_POINT);
ie_len_eht_cap = ieee80211_ie_len_eht_cap(sdata,
NL80211_IFTYPE_MESH_POINT);
ie_len_he_cap = ieee80211_ie_len_he_cap(sdata);
ie_len_eht_cap = ieee80211_ie_len_eht_cap(sdata);
skb = dev_alloc_skb(local->tx_headroom +
hdr_len +
2 + /* capability info */

15
net/mac80211/util.c
View file

@ -3272,7 +3272,8 @@ u8 *ieee80211_ie_build_vht_cap(u8 *pos, struct ieee80211_sta_vht_cap *vht_cap,
return pos;
}
u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata, u8 iftype)
/* this may return more than ieee80211_ie_build_he_cap() will need */
u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata)
{
const struct ieee80211_sta_he_cap *he_cap;
struct ieee80211_supported_band *sband;
@ -3282,7 +3283,7 @@ u8 ieee80211_ie_len_he_cap(struct ieee80211_sub_if_data *sdata, u8 iftype)
if (!sband)
return 0;
he_cap = ieee80211_get_he_iftype_cap(sband, iftype);
he_cap = ieee80211_get_he_iftype_cap_vif(sband, &sdata->vif);
if (!he_cap)
return 0;
@ -5065,7 +5066,8 @@ u16 ieee80211_encode_usf(int listen_interval)
return (u16) listen_interval;
}
u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata, u8 iftype)
/* this may return more than ieee80211_ie_build_eht_cap() will need */
u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata)
{
const struct ieee80211_sta_he_cap *he_cap;
const struct ieee80211_sta_eht_cap *eht_cap;
@ -5077,13 +5079,12 @@ u8 ieee80211_ie_len_eht_cap(struct ieee80211_sub_if_data *sdata, u8 iftype)
if (!sband)
return 0;
he_cap = ieee80211_get_he_iftype_cap(sband, iftype);
eht_cap = ieee80211_get_eht_iftype_cap(sband, iftype);
he_cap = ieee80211_get_he_iftype_cap_vif(sband, &sdata->vif);
eht_cap = ieee80211_get_eht_iftype_cap_vif(sband, &sdata->vif);
if (!he_cap || !eht_cap)
return 0;
is_ap = iftype == NL80211_IFTYPE_AP ||
iftype == NL80211_IFTYPE_P2P_GO;
is_ap = sdata->vif.type == NL80211_IFTYPE_AP;
n = ieee80211_eht_mcs_nss_size(&he_cap->he_cap_elem,
&eht_cap->eht_cap_elem,