mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-24 08:40:53 +07:00
cfg80211: save multi-bssid properties
When the new IEs are generated, the multiple BSSID elements are not saved. Save aside properties that are needed later for PS. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Sara Sharon
Johannes Berg
parent
7ece9c372b
commit
0cd01efb03
@ -2038,6 +2038,8 @@ struct cfg80211_bss_ies {
|
||||
* @signal: signal strength value (type depends on the wiphy's signal_type)
|
||||
* @chains: bitmask for filled values in @chain_signal.
|
||||
* @chain_signal: per-chain signal strength of last received BSS in dBm.
|
||||
* @bssid_index: index in the multiple BSS set
|
||||
* @max_bssid_indicator: max number of members in the BSS set
|
||||
* @priv: private area for driver use, has at least wiphy->bss_priv_size bytes
|
||||
*/
|
||||
struct cfg80211_bss {
|
||||
@ -2061,6 +2063,9 @@ struct cfg80211_bss {
|
||||
u8 chains;
|
||||
s8 chain_signal[IEEE80211_MAX_CHAINS];
|
||||
|
||||
u8 bssid_index;
|
||||
u8 max_bssid_indicator;
|
||||
|
||||
u8 priv[0] __aligned(sizeof(void *));
|
||||
};
|
||||
|
||||
|
||||
@ -1022,11 +1022,16 @@ static bool cfg80211_combine_bsses(struct cfg80211_registered_device *rdev,
|
||||
return true;
|
||||
}
|
||||
|
||||
struct cfg80211_non_tx_bss {
|
||||
struct cfg80211_bss *tx_bss;
|
||||
u8 max_bssid_indicator;
|
||||
u8 bssid_index;
|
||||
};
|
||||
|
||||
/* Returned bss is reference counted and must be cleaned up appropriately. */
|
||||
static struct cfg80211_internal_bss *
|
||||
cfg80211_bss_update(struct cfg80211_registered_device *rdev,
|
||||
struct cfg80211_internal_bss *tmp,
|
||||
struct cfg80211_bss *trans_bss,
|
||||
bool signal_valid)
|
||||
{
|
||||
struct cfg80211_internal_bss *found = NULL;
|
||||
@ -1126,6 +1131,8 @@ cfg80211_bss_update(struct cfg80211_registered_device *rdev,
|
||||
memcpy(found->pub.chain_signal, tmp->pub.chain_signal,
|
||||
IEEE80211_MAX_CHAINS);
|
||||
ether_addr_copy(found->parent_bssid, tmp->parent_bssid);
|
||||
found->pub.max_bssid_indicator = tmp->pub.max_bssid_indicator;
|
||||
found->pub.bssid_index = tmp->pub.bssid_index;
|
||||
} else {
|
||||
struct cfg80211_internal_bss *new;
|
||||
struct cfg80211_internal_bss *hidden;
|
||||
@ -1185,13 +1192,13 @@ cfg80211_bss_update(struct cfg80211_registered_device *rdev,
|
||||
}
|
||||
|
||||
/* This must be before the call to bss_ref_get */
|
||||
if (trans_bss) {
|
||||
if (tmp->pub.transmitted_bss) {
|
||||
struct cfg80211_internal_bss *pbss =
|
||||
container_of(trans_bss,
|
||||
container_of(tmp->pub.transmitted_bss,
|
||||
struct cfg80211_internal_bss,
|
||||
pub);
|
||||
|
||||
new->pub.transmitted_bss = trans_bss;
|
||||
new->pub.transmitted_bss = tmp->pub.transmitted_bss;
|
||||
bss_ref_get(rdev, pbss);
|
||||
}
|
||||
|
||||
@ -1289,7 +1296,7 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
|
||||
enum cfg80211_bss_frame_type ftype,
|
||||
const u8 *bssid, u64 tsf, u16 capability,
|
||||
u16 beacon_interval, const u8 *ie, size_t ielen,
|
||||
struct cfg80211_bss *trans_bss,
|
||||
struct cfg80211_non_tx_bss *non_tx_data,
|
||||
gfp_t gfp)
|
||||
{
|
||||
struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
|
||||
@ -1318,6 +1325,11 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
|
||||
tmp.pub.beacon_interval = beacon_interval;
|
||||
tmp.pub.capability = capability;
|
||||
tmp.ts_boottime = data->boottime_ns;
|
||||
if (non_tx_data) {
|
||||
tmp.pub.transmitted_bss = non_tx_data->tx_bss;
|
||||
tmp.pub.bssid_index = non_tx_data->bssid_index;
|
||||
tmp.pub.max_bssid_indicator = non_tx_data->max_bssid_indicator;
|
||||
}
|
||||
|
||||
/*
|
||||
* If we do not know here whether the IEs are from a Beacon or Probe
|
||||
@ -1350,8 +1362,7 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
|
||||
|
||||
signal_valid = abs(data->chan->center_freq - channel->center_freq) <=
|
||||
wiphy->max_adj_channel_rssi_comp;
|
||||
res = cfg80211_bss_update(wiphy_to_rdev(wiphy), &tmp, trans_bss,
|
||||
signal_valid);
|
||||
res = cfg80211_bss_update(wiphy_to_rdev(wiphy), &tmp, signal_valid);
|
||||
if (!res)
|
||||
return NULL;
|
||||
|
||||
@ -1365,11 +1376,12 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
|
||||
regulatory_hint_found_beacon(wiphy, channel, gfp);
|
||||
}
|
||||
|
||||
if (trans_bss) {
|
||||
if (non_tx_data && non_tx_data->tx_bss) {
|
||||
/* this is a nontransmitting bss, we need to add it to
|
||||
* transmitting bss' list if it is not there
|
||||
*/
|
||||
if (cfg80211_add_nontrans_list(trans_bss, &res->pub)) {
|
||||
if (cfg80211_add_nontrans_list(non_tx_data->tx_bss,
|
||||
&res->pub)) {
|
||||
if (__cfg80211_unlink_bss(rdev, res))
|
||||
rdev->bss_generation++;
|
||||
}
|
||||
@ -1386,7 +1398,7 @@ static void cfg80211_parse_mbssid_data(struct wiphy *wiphy,
|
||||
const u8 *bssid, u64 tsf,
|
||||
u16 beacon_interval, const u8 *ie,
|
||||
size_t ielen,
|
||||
struct cfg80211_bss *trans_bss,
|
||||
struct cfg80211_non_tx_bss *non_tx_data,
|
||||
gfp_t gfp)
|
||||
{
|
||||
const u8 *mbssid_index_ie;
|
||||
@ -1397,7 +1409,7 @@ static void cfg80211_parse_mbssid_data(struct wiphy *wiphy,
|
||||
u16 capability;
|
||||
struct cfg80211_bss *bss;
|
||||
|
||||
if (!trans_bss)
|
||||
if (!non_tx_data)
|
||||
return;
|
||||
if (!cfg80211_find_ie(WLAN_EID_MULTIPLE_BSSID, ie, ielen))
|
||||
return;
|
||||
@ -1439,8 +1451,12 @@ static void cfg80211_parse_mbssid_data(struct wiphy *wiphy,
|
||||
continue;
|
||||
}
|
||||
|
||||
cfg80211_gen_new_bssid(bssid, elem->data[0],
|
||||
mbssid_index_ie[2],
|
||||
non_tx_data->bssid_index = mbssid_index_ie[2];
|
||||
non_tx_data->max_bssid_indicator = elem->data[0];
|
||||
|
||||
cfg80211_gen_new_bssid(bssid,
|
||||
non_tx_data->max_bssid_indicator,
|
||||
non_tx_data->bssid_index,
|
||||
new_bssid);
|
||||
memset(new_ie, 0, IEEE80211_MAX_DATA_LEN);
|
||||
new_ie_len = cfg80211_gen_new_ie(ie, ielen, sub->data,
|
||||
@ -1457,7 +1473,8 @@ static void cfg80211_parse_mbssid_data(struct wiphy *wiphy,
|
||||
beacon_interval,
|
||||
new_ie,
|
||||
new_ie_len,
|
||||
trans_bss, gfp);
|
||||
non_tx_data,
|
||||
gfp);
|
||||
if (!bss)
|
||||
break;
|
||||
cfg80211_put_bss(wiphy, bss);
|
||||
@ -1476,12 +1493,15 @@ cfg80211_inform_bss_data(struct wiphy *wiphy,
|
||||
gfp_t gfp)
|
||||
{
|
||||
struct cfg80211_bss *res;
|
||||
struct cfg80211_non_tx_bss non_tx_data;
|
||||
|
||||
res = cfg80211_inform_single_bss_data(wiphy, data, ftype, bssid, tsf,
|
||||
capability, beacon_interval, ie,
|
||||
ielen, NULL, gfp);
|
||||
non_tx_data.tx_bss = res;
|
||||
cfg80211_parse_mbssid_data(wiphy, data, ftype, bssid, tsf,
|
||||
beacon_interval, ie, ielen, res, gfp);
|
||||
beacon_interval, ie, ielen, &non_tx_data,
|
||||
gfp);
|
||||
return res;
|
||||
}
|
||||
EXPORT_SYMBOL(cfg80211_inform_bss_data);
|
||||
@ -1490,7 +1510,7 @@ static void
|
||||
cfg80211_parse_mbssid_frame_data(struct wiphy *wiphy,
|
||||
struct cfg80211_inform_bss *data,
|
||||
struct ieee80211_mgmt *mgmt, size_t len,
|
||||
struct cfg80211_bss *trans_bss,
|
||||
struct cfg80211_non_tx_bss *non_tx_data,
|
||||
gfp_t gfp)
|
||||
{
|
||||
enum cfg80211_bss_frame_type ftype;
|
||||
@ -1504,7 +1524,7 @@ cfg80211_parse_mbssid_frame_data(struct wiphy *wiphy,
|
||||
cfg80211_parse_mbssid_data(wiphy, data, ftype, mgmt->bssid,
|
||||
le64_to_cpu(mgmt->u.probe_resp.timestamp),
|
||||
le16_to_cpu(mgmt->u.probe_resp.beacon_int),
|
||||
ie, ielen, trans_bss, gfp);
|
||||
ie, ielen, non_tx_data, gfp);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -1594,7 +1614,7 @@ static struct cfg80211_bss *
|
||||
cfg80211_inform_single_bss_frame_data(struct wiphy *wiphy,
|
||||
struct cfg80211_inform_bss *data,
|
||||
struct ieee80211_mgmt *mgmt, size_t len,
|
||||
struct cfg80211_bss *trans_bss,
|
||||
struct cfg80211_non_tx_bss *non_tx_data,
|
||||
gfp_t gfp)
|
||||
{
|
||||
struct cfg80211_internal_bss tmp = {}, *res;
|
||||
@ -1653,11 +1673,15 @@ cfg80211_inform_single_bss_frame_data(struct wiphy *wiphy,
|
||||
tmp.pub.chains = data->chains;
|
||||
memcpy(tmp.pub.chain_signal, data->chain_signal, IEEE80211_MAX_CHAINS);
|
||||
ether_addr_copy(tmp.parent_bssid, data->parent_bssid);
|
||||
if (non_tx_data) {
|
||||
tmp.pub.transmitted_bss = non_tx_data->tx_bss;
|
||||
tmp.pub.bssid_index = non_tx_data->bssid_index;
|
||||
tmp.pub.max_bssid_indicator = non_tx_data->max_bssid_indicator;
|
||||
}
|
||||
|
||||
signal_valid = abs(data->chan->center_freq - channel->center_freq) <=
|
||||
wiphy->max_adj_channel_rssi_comp;
|
||||
res = cfg80211_bss_update(wiphy_to_rdev(wiphy), &tmp, trans_bss,
|
||||
signal_valid);
|
||||
res = cfg80211_bss_update(wiphy_to_rdev(wiphy), &tmp, signal_valid);
|
||||
if (!res)
|
||||
return NULL;
|
||||
|
||||
@ -1687,6 +1711,7 @@ cfg80211_inform_bss_frame_data(struct wiphy *wiphy,
|
||||
const struct cfg80211_bss_ies *ies1, *ies2;
|
||||
size_t ielen = len - offsetof(struct ieee80211_mgmt,
|
||||
u.probe_resp.variable);
|
||||
struct cfg80211_non_tx_bss non_tx_data;
|
||||
|
||||
res = cfg80211_inform_single_bss_frame_data(wiphy, data, mgmt,
|
||||
len, NULL, gfp);
|
||||
@ -1697,8 +1722,10 @@ cfg80211_inform_bss_frame_data(struct wiphy *wiphy,
|
||||
!cfg80211_find_ext_ie(WLAN_EID_EXT_HE_CAPABILITY, ie, ielen))
|
||||
return res;
|
||||
|
||||
non_tx_data.tx_bss = res;
|
||||
/* process each non-transmitting bss */
|
||||
cfg80211_parse_mbssid_frame_data(wiphy, data, mgmt, len, res, gfp);
|
||||
cfg80211_parse_mbssid_frame_data(wiphy, data, mgmt, len,
|
||||
&non_tx_data, gfp);
|
||||
|
||||
/* check if the res has other nontransmitting bss which is not
|
||||
* in MBSSID IE
|
||||
|
||||
Loading…
Reference in New Issue
Block a user