diff options
Diffstat (limited to 'net/mac80211/scan.c')
| -rw-r--r-- | net/mac80211/scan.c | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 5ac2785cdc7b..d4cc9ac2d703 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -9,7 +9,7 @@ * Copyright 2007, Michael Wu <flamingice@sourmilk.net> * Copyright 2013-2015 Intel Mobile Communications GmbH * Copyright 2016-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2019 Intel Corporation + * Copyright (C) 2018-2020 Intel Corporation */ #include <linux/if_arp.h> @@ -146,7 +146,8 @@ ieee80211_bss_info_update(struct ieee80211_local *local, struct ieee80211_mgmt *mgmt, size_t len, struct ieee80211_channel *channel) { - bool beacon = ieee80211_is_beacon(mgmt->frame_control); + bool beacon = ieee80211_is_beacon(mgmt->frame_control) || + ieee80211_is_s1g_beacon(mgmt->frame_control); struct cfg80211_bss *cbss, *non_tx_cbss; struct ieee80211_bss *bss, *non_tx_bss; struct cfg80211_inform_bss bss_meta = { @@ -195,6 +196,11 @@ ieee80211_bss_info_update(struct ieee80211_local *local, elements = mgmt->u.probe_resp.variable; baselen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable); + } else if (ieee80211_is_s1g_beacon(mgmt->frame_control)) { + struct ieee80211_ext *ext = (void *) mgmt; + + baselen = offsetof(struct ieee80211_ext, u.s1g_beacon.variable); + elements = ext->u.s1g_beacon.variable; } else { baselen = offsetof(struct ieee80211_mgmt, u.beacon.variable); elements = mgmt->u.beacon.variable; @@ -246,9 +252,12 @@ void ieee80211_scan_rx(struct ieee80211_local *local, struct sk_buff *skb) struct ieee80211_bss *bss; struct ieee80211_channel *channel; - if (skb->len < 24 || - (!ieee80211_is_probe_resp(mgmt->frame_control) && - !ieee80211_is_beacon(mgmt->frame_control))) + if (ieee80211_is_s1g_beacon(mgmt->frame_control)) { + if (skb->len < 15) + return; + } else if (skb->len < 24 || + (!ieee80211_is_probe_resp(mgmt->frame_control) && + !ieee80211_is_beacon(mgmt->frame_control))) return; sdata1 = rcu_dereference(local->scan_sdata); @@ -712,6 +721,10 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, req->duration_mandatory; local->hw_scan_band = 0; + local->hw_scan_req->req.n_6ghz_params = req->n_6ghz_params; + local->hw_scan_req->req.scan_6ghz_params = + req->scan_6ghz_params; + local->hw_scan_req->req.scan_6ghz = req->scan_6ghz; /* * After allocating local->hw_scan_req, we must @@ -905,6 +918,17 @@ static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, local->scan_chandef.center_freq1 = chan->center_freq; local->scan_chandef.freq1_offset = chan->freq_offset; local->scan_chandef.center_freq2 = 0; + + /* For scanning on the S1G band, ignore scan_width (which is constant + * across all channels) for now since channel width is specific to each + * channel. Detect the required channel width here and likely revisit + * later. Maybe scan_width could be used to build the channel scan list? + */ + if (chan->band == NL80211_BAND_S1GHZ) { + local->scan_chandef.width = ieee80211_s1g_channel_width(chan); + goto set_channel; + } + switch (scan_req->scan_width) { case NL80211_BSS_CHAN_WIDTH_5: local->scan_chandef.width = NL80211_CHAN_WIDTH_5; @@ -925,8 +949,14 @@ static void ieee80211_scan_state_set_channel(struct ieee80211_local *local, else local->scan_chandef.width = NL80211_CHAN_WIDTH_20_NOHT; break; + case NL80211_BSS_CHAN_WIDTH_1: + case NL80211_BSS_CHAN_WIDTH_2: + /* shouldn't get here, S1G handled above */ + WARN_ON(1); + break; } +set_channel: if (ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL)) skip = 1; @@ -1124,7 +1154,8 @@ int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, int max_n; for (band = 0; band < NUM_NL80211_BANDS; band++) { - if (!local->hw.wiphy->bands[band]) + if (!local->hw.wiphy->bands[band] || + band == NL80211_BAND_6GHZ) continue; max_n = local->hw.wiphy->bands[band]->n_channels; |