From cd8793f97f5f7772bdad8338f239cb7d9446e88b Mon Sep 17 00:00:00 2001 From: Ramon Fontes Date: Thu, 23 Sep 2021 15:28:05 -0300 Subject: [PATCH] mac80211_hwsim: enable 6GHz channels Advertise 6 GHz channels with HE (and without HT/VHT) capabilities. Signed-off-by: Ramon Fontes Link: https://lore.kernel.org/r/20210923182805.27122-1-ramonreisfontes@gmail.com Signed-off-by: Johannes Berg --- drivers/net/wireless/mac80211_hwsim.c | 156 +++++++++++++++++++++++--- 1 file changed, 141 insertions(+), 15 deletions(-) diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index ffa894f7312a..2d09e998d643 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2802,7 +2802,6 @@ out_err: static const struct ieee80211_sband_iftype_data he_capa_2ghz[] = { { - /* TODO: should we support other types, e.g., P2P?*/ .types_mask = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP), .he_cap = { @@ -2850,7 +2849,6 @@ static const struct ieee80211_sband_iftype_data he_capa_2ghz[] = { }, #ifdef CONFIG_MAC80211_MESH { - /* TODO: should we support other types, e.g., IBSS?*/ .types_mask = BIT(NL80211_IFTYPE_MESH_POINT), .he_cap = { .has_he = true, @@ -2988,6 +2986,122 @@ static const struct ieee80211_sband_iftype_data he_capa_5ghz[] = { #endif }; +static const struct ieee80211_sband_iftype_data he_capa_6ghz[] = { + { + /* TODO: should we support other types, e.g., P2P?*/ + .types_mask = BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP), + .he_6ghz_capa = { + .capa = cpu_to_le16(IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START | + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP | + IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN | + IEEE80211_HE_6GHZ_CAP_SM_PS | + IEEE80211_HE_6GHZ_CAP_RD_RESPONDER | + IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | + IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS), + }, + .he_cap = { + .has_he = true, + .he_cap_elem = { + .mac_cap_info[0] = + IEEE80211_HE_MAC_CAP0_HTC_HE, + .mac_cap_info[1] = + IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US | + IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8, + .mac_cap_info[2] = + IEEE80211_HE_MAC_CAP2_BSR | + IEEE80211_HE_MAC_CAP2_MU_CASCADING | + IEEE80211_HE_MAC_CAP2_ACK_EN, + .mac_cap_info[3] = + IEEE80211_HE_MAC_CAP3_OMI_CONTROL | + IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3, + .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU, + .phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G, + .phy_cap_info[1] = + IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK | + IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD | + IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS, + .phy_cap_info[2] = + IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | + IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | + IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | + IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO, + + /* Leave all the other PHY capability bytes + * unset, as DCM, beam forming, RU and PPE + * threshold information are not supported + */ + }, + .he_mcs_nss_supp = { + .rx_mcs_80 = cpu_to_le16(0xfffa), + .tx_mcs_80 = cpu_to_le16(0xfffa), + .rx_mcs_160 = cpu_to_le16(0xfffa), + .tx_mcs_160 = cpu_to_le16(0xfffa), + .rx_mcs_80p80 = cpu_to_le16(0xfffa), + .tx_mcs_80p80 = cpu_to_le16(0xfffa), + }, + }, + }, +#ifdef CONFIG_MAC80211_MESH + { + /* TODO: should we support other types, e.g., IBSS?*/ + .types_mask = BIT(NL80211_IFTYPE_MESH_POINT), + .he_6ghz_capa = { + .capa = cpu_to_le16(IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START | + IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP | + IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN | + IEEE80211_HE_6GHZ_CAP_SM_PS | + IEEE80211_HE_6GHZ_CAP_RD_RESPONDER | + IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | + IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS), + }, + .he_cap = { + .has_he = true, + .he_cap_elem = { + .mac_cap_info[0] = + IEEE80211_HE_MAC_CAP0_HTC_HE, + .mac_cap_info[1] = + IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8, + .mac_cap_info[2] = + IEEE80211_HE_MAC_CAP2_ACK_EN, + .mac_cap_info[3] = + IEEE80211_HE_MAC_CAP3_OMI_CONTROL | + IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3, + .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU, + .phy_cap_info[0] = + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G, + .phy_cap_info[1] = + IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK | + IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | + IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD | + IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS, + .phy_cap_info[2] = 0, + + /* Leave all the other PHY capability bytes + * unset, as DCM, beam forming, RU and PPE + * threshold information are not supported + */ + }, + .he_mcs_nss_supp = { + .rx_mcs_80 = cpu_to_le16(0xfffa), + .tx_mcs_80 = cpu_to_le16(0xfffa), + .rx_mcs_160 = cpu_to_le16(0xfffa), + .tx_mcs_160 = cpu_to_le16(0xfffa), + .rx_mcs_80p80 = cpu_to_le16(0xfffa), + .tx_mcs_80p80 = cpu_to_le16(0xfffa), + }, + }, + }, +#endif +}; + static void mac80211_hwsim_he_capab(struct ieee80211_supported_band *sband) { u16 n_iftype_data; @@ -3000,6 +3114,10 @@ static void mac80211_hwsim_he_capab(struct ieee80211_supported_band *sband) n_iftype_data = ARRAY_SIZE(he_capa_5ghz); sband->iftype_data = (struct ieee80211_sband_iftype_data *)he_capa_5ghz; + } else if (sband->band == NL80211_BAND_6GHZ) { + n_iftype_data = ARRAY_SIZE(he_capa_6ghz); + sband->iftype_data = + (struct ieee80211_sband_iftype_data *)he_capa_6ghz; } else { return; } @@ -3290,6 +3408,12 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, sband->vht_cap.vht_mcs.tx_mcs_map = sband->vht_cap.vht_mcs.rx_mcs_map; break; + case NL80211_BAND_6GHZ: + sband->channels = data->channels_6ghz; + sband->n_channels = ARRAY_SIZE(hwsim_channels_6ghz); + sband->bitrates = data->rates + 4; + sband->n_bitrates = ARRAY_SIZE(hwsim_rates) - 4; + break; case NL80211_BAND_S1GHZ: memcpy(&sband->s1g_cap, &hwsim_s1g_cap, sizeof(sband->s1g_cap)); @@ -3300,19 +3424,21 @@ static int mac80211_hwsim_new_radio(struct genl_info *info, continue; } - sband->ht_cap.ht_supported = true; - sband->ht_cap.cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | - IEEE80211_HT_CAP_GRN_FLD | - IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40 | - IEEE80211_HT_CAP_DSSSCCK40; - sband->ht_cap.ampdu_factor = 0x3; - sband->ht_cap.ampdu_density = 0x6; - memset(&sband->ht_cap.mcs, 0, - sizeof(sband->ht_cap.mcs)); - sband->ht_cap.mcs.rx_mask[0] = 0xff; - sband->ht_cap.mcs.rx_mask[1] = 0xff; - sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; + if (band != NL80211_BAND_6GHZ){ + sband->ht_cap.ht_supported = true; + sband->ht_cap.cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | + IEEE80211_HT_CAP_GRN_FLD | + IEEE80211_HT_CAP_SGI_20 | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_DSSSCCK40; + sband->ht_cap.ampdu_factor = 0x3; + sband->ht_cap.ampdu_density = 0x6; + memset(&sband->ht_cap.mcs, 0, + sizeof(sband->ht_cap.mcs)); + sband->ht_cap.mcs.rx_mask[0] = 0xff; + sband->ht_cap.mcs.rx_mask[1] = 0xff; + sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; + } mac80211_hwsim_he_capab(sband); -- 2.39.5