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wifi: mac80211: use link_id in ieee80211_change_bss()

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We should set the parameters here per link, except
unfortunately ap_isolate, but we can't really change
that anymore so it'll remain a quirk in the API in
that you need to change it on one of the valid links
and it'll apply to all.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2022-09-06 22:42:25 +02:00
parent 1e0f8cc96b
commit 9a886df0c3
1 changed files with 21 additions and 19 deletions
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40
net/mac80211/cfg.c
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@ -2554,47 +2554,50 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
struct bss_parameters *params)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_link_data *link;
struct ieee80211_supported_band *sband;
u32 changed = 0;
if (!sdata_dereference(sdata->deflink.u.ap.beacon, sdata))
link = ieee80211_link_or_deflink(sdata, params->link_id, true);
if (IS_ERR(link))
return PTR_ERR(link);
if (!sdata_dereference(link->u.ap.beacon, sdata))
return -ENOENT;
sband = ieee80211_get_sband(sdata);
sband = ieee80211_get_link_sband(link);
if (!sband)
return -EINVAL;
if (params->use_cts_prot >= 0) {
sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
link->conf->use_cts_prot = params->use_cts_prot;
changed |= BSS_CHANGED_ERP_CTS_PROT;
}
if (params->use_short_preamble >= 0) {
sdata->vif.bss_conf.use_short_preamble =
params->use_short_preamble;
link->conf->use_short_preamble = params->use_short_preamble;
changed |= BSS_CHANGED_ERP_PREAMBLE;
}
if (!sdata->vif.bss_conf.use_short_slot &&
if (!link->conf->use_short_slot &&
(sband->band == NL80211_BAND_5GHZ ||
sband->band == NL80211_BAND_6GHZ)) {
sdata->vif.bss_conf.use_short_slot = true;
link->conf->use_short_slot = true;
changed |= BSS_CHANGED_ERP_SLOT;
}
if (params->use_short_slot_time >= 0) {
sdata->vif.bss_conf.use_short_slot =
params->use_short_slot_time;
link->conf->use_short_slot = params->use_short_slot_time;
changed |= BSS_CHANGED_ERP_SLOT;
}
if (params->basic_rates) {
ieee80211_parse_bitrates(sdata->vif.bss_conf.chandef.width,
ieee80211_parse_bitrates(link->conf->chandef.width,
wiphy->bands[sband->band],
params->basic_rates,
params->basic_rates_len,
&sdata->vif.bss_conf.basic_rates);
&link->conf->basic_rates);
changed |= BSS_CHANGED_BASIC_RATES;
ieee80211_check_rate_mask(&sdata->deflink);
ieee80211_check_rate_mask(link);
}
if (params->ap_isolate >= 0) {
@ -2606,30 +2609,29 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
}
if (params->ht_opmode >= 0) {
sdata->vif.bss_conf.ht_operation_mode =
(u16) params->ht_opmode;
link->conf->ht_operation_mode = (u16)params->ht_opmode;
changed |= BSS_CHANGED_HT;
}
if (params->p2p_ctwindow >= 0) {
sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
link->conf->p2p_noa_attr.oppps_ctwindow &=
~IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
link->conf->p2p_noa_attr.oppps_ctwindow |=
params->p2p_ctwindow & IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
changed |= BSS_CHANGED_P2P_PS;
}
if (params->p2p_opp_ps > 0) {
sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
link->conf->p2p_noa_attr.oppps_ctwindow |=
IEEE80211_P2P_OPPPS_ENABLE_BIT;
changed |= BSS_CHANGED_P2P_PS;
} else if (params->p2p_opp_ps == 0) {
sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow &=
link->conf->p2p_noa_attr.oppps_ctwindow &=
~IEEE80211_P2P_OPPPS_ENABLE_BIT;
changed |= BSS_CHANGED_P2P_PS;
}
ieee80211_link_info_change_notify(sdata, &sdata->deflink, changed);
ieee80211_link_info_change_notify(sdata, link, changed);
return 0;
}