diff options
| -rw-r--r-- | include/uapi/linux/nl80211.h | 9 | ||||
| -rw-r--r-- | net/wireless/nl80211.c | 25 |
2 files changed, 30 insertions, 4 deletions
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 2d733effcdaf..e1e5b3d4dd81 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -1750,8 +1750,9 @@ enum nl80211_commands { * specify just a single bitrate, which is to be used for the beacon. * The driver must also specify support for this with the extended * features NL80211_EXT_FEATURE_BEACON_RATE_LEGACY, - * NL80211_EXT_FEATURE_BEACON_RATE_HT and - * NL80211_EXT_FEATURE_BEACON_RATE_VHT. + * NL80211_EXT_FEATURE_BEACON_RATE_HT, + * NL80211_EXT_FEATURE_BEACON_RATE_VHT and + * NL80211_EXT_FEATURE_BEACON_RATE_HE. * * @NL80211_ATTR_FRAME_MATCH: A binary attribute which typically must contain * at least one byte, currently used with @NL80211_CMD_REGISTER_FRAME. @@ -5903,6 +5904,9 @@ enum nl80211_feature_flags { * @NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP: Driver/device supports * unsolicited broadcast probe response transmission * + * @NL80211_EXT_FEATURE_BEACON_RATE_HE: Driver supports beacon rate + * configuration (AP/mesh) with HE rates. + * * @NUM_NL80211_EXT_FEATURES: number of extended features. * @MAX_NL80211_EXT_FEATURES: highest extended feature index. */ @@ -5963,6 +5967,7 @@ enum nl80211_ext_feature_index { NL80211_EXT_FEATURE_SAE_OFFLOAD_AP, NL80211_EXT_FEATURE_FILS_DISCOVERY, NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP, + NL80211_EXT_FEATURE_BEACON_RATE_HE, /* add new features before the definition below */ NUM_NL80211_EXT_FEATURES, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 3c73eb35b1e5..aad37e7c7f91 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4683,6 +4683,7 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info, mask->control[band].ht_mcs)) return -EINVAL; } + if (tb[NL80211_TXRATE_VHT]) { if (!vht_set_mcs_mask( sband, @@ -4690,6 +4691,7 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info, mask->control[band].vht_mcs)) return -EINVAL; } + if (tb[NL80211_TXRATE_GI]) { mask->control[band].gi = nla_get_u8(tb[NL80211_TXRATE_GI]); @@ -4701,6 +4703,7 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info, nla_data(tb[NL80211_TXRATE_HE]), mask->control[band].he_mcs)) return -EINVAL; + if (tb[NL80211_TXRATE_HE_GI]) mask->control[band].he_gi = nla_get_u8(tb[NL80211_TXRATE_HE_GI]); @@ -4742,7 +4745,7 @@ static int validate_beacon_tx_rate(struct cfg80211_registered_device *rdev, enum nl80211_band band, struct cfg80211_bitrate_mask *beacon_rate) { - u32 count_ht, count_vht, i; + u32 count_ht, count_vht, count_he, i; u32 rate = beacon_rate->control[band].legacy; /* Allow only one rate */ @@ -4775,7 +4778,21 @@ static int validate_beacon_tx_rate(struct cfg80211_registered_device *rdev, return -EINVAL; } - if ((count_ht && count_vht) || (!rate && !count_ht && !count_vht)) + count_he = 0; + for (i = 0; i < NL80211_HE_NSS_MAX; i++) { + if (hweight16(beacon_rate->control[band].he_mcs[i]) > 1) { + return -EINVAL; + } else if (beacon_rate->control[band].he_mcs[i]) { + count_he++; + if (count_he > 1) + return -EINVAL; + } + if (count_he && rate) + return -EINVAL; + } + + if ((count_ht && count_vht && count_he) || + (!rate && !count_ht && !count_vht && !count_he)) return -EINVAL; if (rate && @@ -4790,6 +4807,10 @@ static int validate_beacon_tx_rate(struct cfg80211_registered_device *rdev, !wiphy_ext_feature_isset(&rdev->wiphy, NL80211_EXT_FEATURE_BEACON_RATE_VHT)) return -EINVAL; + if (count_he && + !wiphy_ext_feature_isset(&rdev->wiphy, + NL80211_EXT_FEATURE_BEACON_RATE_HE)) + return -EINVAL; return 0; } |