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mac80211: use HE 6 GHz band capability and pass it to the driver

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In order to handle 6 GHz AP side, take the HE 6 GHz band capability
data and pass it to the driver (which needs it for A-MPDU spacing
and A-MPDU length).

Link: https://lore.kernel.org/r/1589399105-25472-6-git-send-email-rmanohar@codeaurora.org
Co-developed-by: Rajkumar Manoharan <rmanohar@codeaurora.org>
Signed-off-by: Rajkumar Manoharan <rmanohar@codeaurora.org>
Link: https://lore.kernel.org/r/20200528213443.784e4890d82f.I5f1230d5ab27e84e7bbe88e3645b24ea15a0c146@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2020-05-28 21:34:38 +02:00
parent 3b3ec3d52e
commit 1bb9a8a4c8
6 changed files with 59 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/net/mac80211.h
View File

@ -7,7 +7,7 @@
* Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright (C) 2015 - 2017 Intel Deutschland GmbH
* Copyright (C) 2018 - 2019 Intel Corporation
* Copyright (C) 2018 - 2020 Intel Corporation
*/
#ifndef MAC80211_H
@ -1977,6 +1977,7 @@ struct ieee80211_sta_txpwr {
* @ht_cap: HT capabilities of this STA; restricted to our own capabilities
* @vht_cap: VHT capabilities of this STA; restricted to our own capabilities
* @he_cap: HE capabilities of this STA
* @he_6ghz_capa: on 6 GHz, holds the HE 6 GHz band capabilities
* @max_rx_aggregation_subframes: maximal amount of frames in a single AMPDU
* that this station is allowed to transmit to us.
* Can be modified by driver.
@ -2016,6 +2017,7 @@ struct ieee80211_sta {
struct ieee80211_sta_ht_cap ht_cap;
struct ieee80211_sta_vht_cap vht_cap;
struct ieee80211_sta_he_cap he_cap;
struct ieee80211_he_6ghz_capa he_6ghz_capa;
u16 max_rx_aggregation_subframes;
bool wme;
u8 uapsd_queues;

4
net/mac80211/cfg.c
View File

@ -1520,7 +1520,9 @@ static int sta_apply_parameters(struct ieee80211_local *local,
if (params->he_capa)
ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband,
(void *)params->he_capa,
params->he_capa_len, sta);
params->he_capa_len,
(void *)params->he_6ghz_capa,
sta);
if (params->opmode_notif_used) {
/* returned value is only needed for rc update, but the

48
net/mac80211/he.c
View File

@ -8,10 +8,55 @@
#include "ieee80211_i.h"
static void
ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
struct sta_info *sta)
{
enum ieee80211_smps_mode smps_mode;
if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||
sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
switch (le16_get_bits(he_6ghz_capa->capa,
IEEE80211_HE_6GHZ_CAP_SM_PS)) {
case WLAN_HT_CAP_SM_PS_INVALID:
case WLAN_HT_CAP_SM_PS_STATIC:
smps_mode = IEEE80211_SMPS_STATIC;
break;
case WLAN_HT_CAP_SM_PS_DYNAMIC:
smps_mode = IEEE80211_SMPS_DYNAMIC;
break;
case WLAN_HT_CAP_SM_PS_DISABLED:
smps_mode = IEEE80211_SMPS_OFF;
break;
}
sta->sta.smps_mode = smps_mode;
} else {
sta->sta.smps_mode = IEEE80211_SMPS_OFF;
}
switch (le16_get_bits(he_6ghz_capa->capa,
IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN)) {
case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454:
sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_11454;
break;
case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991:
sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_7991;
break;
case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895:
default:
sta->sta.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_3895;
break;
}
sta->sta.he_6ghz_capa = *he_6ghz_capa;
}
void
ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
const u8 *he_cap_ie, u8 he_cap_len,
const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
struct sta_info *sta)
{
struct ieee80211_sta_he_cap *he_cap = &sta->sta.he_cap;
@ -53,6 +98,9 @@ ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata,
sta->cur_max_bandwidth = ieee80211_sta_cap_rx_bw(sta);
sta->sta.bandwidth = ieee80211_sta_cur_vht_bw(sta);
if (sband->band == NL80211_BAND_6GHZ && he_6ghz_capa)
ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, sta);
}
void

1
net/mac80211/ieee80211_i.h
View File

@ -1899,6 +1899,7 @@ void
ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband,
const u8 *he_cap_ie, u8 he_cap_len,
const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
struct sta_info *sta);
void
ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif,

4
net/mac80211/mesh_plink.c
View File

@ -444,7 +444,9 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
elems->vht_cap_elem, sta);
ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, elems->he_cap,
elems->he_cap_len, sta);
elems->he_cap_len,
elems->he_6ghz_capa,
sta);
if (bw != sta->sta.bandwidth)
changed |= IEEE80211_RC_BW_CHANGED;

1
net/mac80211/mlme.c
View File

@ -3430,6 +3430,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband,
elems->he_cap,
elems->he_cap_len,
elems->he_6ghz_capa,
sta);
bss_conf->he_support = sta->sta.he_cap.has_he;