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mac80211: HE: add Spatial Reuse element parsing support

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Add support to mac80211 for parsing SPR elements as per
P802.11ax_D4.0 section 9.4.2.241.

Signed-off-by: Shashidhar Lakkavalli <[email protected]>
Signed-off-by: John Crispin <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Johannes Berg <[email protected]>
This commit is contained in:
John Crispin 2019-06-18 08:19:14 +02:00 • committed by Johannes Berg
commit ef11a931bd
3 changed files with 54 additions and 0 deletions
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1
net/mac80211/ieee80211_i.h
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@ -1480,6 +1480,7 @@ struct ieee802_11_elems {
const struct ieee80211_meshconf_ie *mesh_config;
const u8 *he_cap;
const struct ieee80211_he_operation *he_operation;
const struct ieee80211_he_spr *he_spr;
const struct ieee80211_mu_edca_param_set *mu_edca_param_set;
const u8 *uora_element;
const u8 *mesh_id;

4
net/mac80211/util.c
View file

@ -1240,6 +1240,10 @@ _ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action,
WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION &&
elen == 3) {
elems->mbssid_config_ie = (void *)&pos[1];
} else if (pos[0] == WLAN_EID_EXT_HE_SPR &&
elen >= sizeof(*elems->he_spr) &&
elen >= ieee80211_he_spr_size(&pos[1])) {
elems->he_spr = (void *)&pos[1];
}
break;
default: