OSDN Git Service

mac80211_hwsim: Register support for HE meshpoint
authorSven Eckelmann <seckelmann@datto.com>
Tue, 13 Aug 2019 06:36:57 +0000 (08:36 +0200)
committerJohannes Berg <johannes.berg@intel.com>
Wed, 11 Sep 2019 07:33:29 +0000 (09:33 +0200)
Some features of 802.11ax without central organizing (AP) STA can also be
used in mesh mode. hwsim can be used to assist initial development of these
features without having access to HW.

Signed-off-by: Sven Eckelmann <seckelmann@datto.com>
Link: https://lore.kernel.org/r/20190813063657.7544-1-sven@narfation.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
drivers/net/wireless/mac80211_hwsim.c

index f86c289..6359560 100644 (file)
@@ -2497,116 +2497,211 @@ out_err:
        nlmsg_free(mcast_skb);
 }
 
-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 = {
-               .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_VHT_2,
-                       .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU,
-                       .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
-                        */
+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 = {
+                       .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_VHT_2,
+                               .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU,
+                               .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(0xffff),
+                               .tx_mcs_160 = cpu_to_le16(0xffff),
+                               .rx_mcs_80p80 = cpu_to_le16(0xffff),
+                               .tx_mcs_80p80 = cpu_to_le16(0xffff),
+                       },
                },
-               .he_mcs_nss_supp = {
-                       .rx_mcs_80 = cpu_to_le16(0xfffa),
-                       .tx_mcs_80 = cpu_to_le16(0xfffa),
-                       .rx_mcs_160 = cpu_to_le16(0xffff),
-                       .tx_mcs_160 = cpu_to_le16(0xffff),
-                       .rx_mcs_80p80 = cpu_to_le16(0xffff),
-                       .tx_mcs_80p80 = cpu_to_le16(0xffff),
+       },
+#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,
+                       .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_VHT_2,
+                               .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU,
+                               .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(0xffff),
+                               .tx_mcs_160 = cpu_to_le16(0xffff),
+                               .rx_mcs_80p80 = cpu_to_le16(0xffff),
+                               .tx_mcs_80p80 = cpu_to_le16(0xffff),
+                       },
                },
        },
+#endif
 };
 
-static const struct ieee80211_sband_iftype_data he_capa_5ghz = {
-       /* TODO: should we support other types, e.g., P2P?*/
-       .types_mask = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP),
-       .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_VHT_2,
-                       .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMDSU_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
-                        */
+static const struct ieee80211_sband_iftype_data he_capa_5ghz[] = {
+       {
+               /* TODO: should we support other types, e.g., P2P?*/
+               .types_mask = BIT(NL80211_IFTYPE_STATION) |
+                             BIT(NL80211_IFTYPE_AP),
+               .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_VHT_2,
+                               .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMDSU_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),
+                       },
                },
-               .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_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_VHT_2,
+                               .mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMDSU_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)
 {
-       if (sband->band == NL80211_BAND_2GHZ)
+       u16 n_iftype_data;
+
+       if (sband->band == NL80211_BAND_2GHZ) {
+               n_iftype_data = ARRAY_SIZE(he_capa_2ghz);
                sband->iftype_data =
-                       (struct ieee80211_sband_iftype_data *)&he_capa_2ghz;
-       else if (sband->band == NL80211_BAND_5GHZ)
+                       (struct ieee80211_sband_iftype_data *)he_capa_2ghz;
+       } else if (sband->band == NL80211_BAND_5GHZ) {
+               n_iftype_data = ARRAY_SIZE(he_capa_5ghz);
                sband->iftype_data =
-                       (struct ieee80211_sband_iftype_data *)&he_capa_5ghz;
-       else
+                       (struct ieee80211_sband_iftype_data *)he_capa_5ghz;
+       } else {
                return;
+       }
 
-       sband->n_iftype_data = 1;
+       sband->n_iftype_data = n_iftype_data;
 }
 
 #ifdef CONFIG_MAC80211_MESH