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wpa_supplicant: Implement HE membership selector check

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Check the HE membership selector and don't use the BSS
if required but not supported by HW.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
This commit is contained in:
Johannes Berg 2022-12-04 11:49:34 +02:00 committed by Jouni Malinen
parent 054fcfab6f
commit ed0a7b4809
4 changed files with 31 additions and 1 deletions
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3
src/drivers/driver.h
View file

@ -212,6 +212,7 @@ struct eht_capabilities {
#define HOSTAPD_MODE_FLAG_HT_INFO_KNOWN BIT(0)
#define HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN BIT(1)
#define HOSTAPD_MODE_FLAG_HE_INFO_KNOWN BIT(2)
enum ieee80211_op_mode {
@ -6562,6 +6563,8 @@ int channel_width_to_int(enum chan_width width);
int ht_supported(const struct hostapd_hw_modes *mode);
int vht_supported(const struct hostapd_hw_modes *mode);
bool he_supported(const struct hostapd_hw_modes *hw_mode,
enum ieee80211_op_mode op_mode);
struct wowlan_triggers *
wpa_get_wowlan_triggers(const char *wowlan_triggers,

15
src/drivers/driver_common.c
View file

@ -185,6 +185,21 @@ int vht_supported(const struct hostapd_hw_modes *mode)
}
bool he_supported(const struct hostapd_hw_modes *hw_mode,
enum ieee80211_op_mode op_mode)
{
if (!(hw_mode->flags & HOSTAPD_MODE_FLAG_HE_INFO_KNOWN)) {
/*
* The driver did not indicate whether it supports HE. Assume
* it does to avoid connection issues.
*/
return true;
}
return hw_mode->he_capab[op_mode].he_supported;
}
static int wpa_check_wowlan_trigger(const char *start, const char *trigger,
int capa_trigger, u8 *param_trigger)
{

3
src/drivers/driver_nl80211_capa.c
View file

@ -2024,7 +2024,8 @@ static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band)
os_memset(mode, 0, sizeof(*mode));
mode->mode = NUM_HOSTAPD_MODES;
mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN |
HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN;
HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN |
HOSTAPD_MODE_FLAG_HE_INFO_KNOWN;
/*
* Unsupported VHT MCS stream is defined as value 3, so the VHT

11
wpa_supplicant/events.c
View file

@ -964,6 +964,17 @@ static int rate_match(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
continue;
}
if (flagged && ((rate_ie[j] & 0x7f) ==
BSS_MEMBERSHIP_SELECTOR_HE_PHY)) {
if (!he_supported(mode, IEEE80211_MODE_INFRA)) {
if (debug_print)
wpa_dbg(wpa_s, MSG_DEBUG,
" hardware does not support HE PHY");
return 0;
}
continue;
}
#ifdef CONFIG_SAE
if (flagged && ((rate_ie[j] & 0x7f) ==
BSS_MEMBERSHIP_SELECTOR_SAE_H2E_ONLY)) {