From d0a06965e8ab0a92a4813fddbb8e045407897310 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 20 Mar 2023 18:51:06 +0100 Subject: mediatek: add kernel code for supporting offloading wlan->eth and wlan->wlan flows Will be enabled by an upcoming mt76 update Signed-off-by: Felix Fietkau --- ...11-add-support-for-letting-drivers-regist.patch | 149 +++++++++++++++++++++ .../500-mac80211_configure_antenna_gain.patch | 8 +- 2 files changed, 153 insertions(+), 4 deletions(-) create mode 100644 package/kernel/mac80211/patches/subsys/327-wifi-mac80211-add-support-for-letting-drivers-regist.patch (limited to 'package/kernel/mac80211') diff --git a/package/kernel/mac80211/patches/subsys/327-wifi-mac80211-add-support-for-letting-drivers-regist.patch b/package/kernel/mac80211/patches/subsys/327-wifi-mac80211-add-support-for-letting-drivers-regist.patch new file mode 100644 index 0000000000..f1807bdc8a --- /dev/null +++ b/package/kernel/mac80211/patches/subsys/327-wifi-mac80211-add-support-for-letting-drivers-regist.patch @@ -0,0 +1,149 @@ +From: Felix Fietkau +Date: Mon, 20 Mar 2023 14:28:08 +0100 +Subject: [PATCH] wifi: mac80211: add support for letting drivers register tc + offload support + +On newer MediaTek SoCs (e.g. MT7986), WLAN->WLAN or WLAN->Ethernet flows can +be offloaded by the SoC. In order to support that, the .ndo_setup_tc op is +needed. + +Signed-off-by: Felix Fietkau +--- + +--- a/include/net/mac80211.h ++++ b/include/net/mac80211.h +@@ -4196,6 +4196,10 @@ struct ieee80211_prep_tx_info { + * Note that a sta can also be inserted or removed with valid links, + * i.e. passed to @sta_add/@sta_state with sta->valid_links not zero. + * In fact, cannot change from having valid_links and not having them. ++ * @net_setup_tc: Called from .ndo_setup_tc in order to prepare hardware ++ * flow offloading for flows originating from the vif. ++ * Note that the driver must not assume that the vif driver_data is valid ++ * at this point, since the callback can be called during netdev teardown. + */ + struct ieee80211_ops { + void (*tx)(struct ieee80211_hw *hw, +@@ -4551,6 +4555,11 @@ struct ieee80211_ops { + struct ieee80211_vif *vif, + struct ieee80211_sta *sta, + u16 old_links, u16 new_links); ++ int (*net_setup_tc)(struct ieee80211_hw *hw, ++ struct ieee80211_vif *vif, ++ struct net_device *dev, ++ enum tc_setup_type type, ++ void *type_data); + }; + + /** +--- a/net/mac80211/driver-ops.h ++++ b/net/mac80211/driver-ops.h +@@ -1470,6 +1470,23 @@ static inline int drv_net_fill_forward_p + return ret; + } + ++static inline int drv_net_setup_tc(struct ieee80211_local *local, ++ struct ieee80211_sub_if_data *sdata, ++ struct net_device *dev, ++ enum tc_setup_type type, void *type_data) ++{ ++ int ret = -EOPNOTSUPP; ++ ++ sdata = get_bss_sdata(sdata); ++ trace_drv_net_setup_tc(local, sdata, type); ++ if (local->ops->net_setup_tc) ++ ret = local->ops->net_setup_tc(&local->hw, &sdata->vif, dev, ++ type, type_data); ++ trace_drv_return_int(local, ret); ++ ++ return ret; ++} ++ + int drv_change_vif_links(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + u16 old_links, u16 new_links, +--- a/net/mac80211/ieee80211_i.h ++++ b/net/mac80211/ieee80211_i.h +@@ -1935,7 +1935,8 @@ void ieee80211_color_change_finalize_wor + /* interface handling */ + #define MAC80211_SUPPORTED_FEATURES_TX (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | \ + NETIF_F_HW_CSUM | NETIF_F_SG | \ +- NETIF_F_HIGHDMA | NETIF_F_GSO_SOFTWARE) ++ NETIF_F_HIGHDMA | NETIF_F_GSO_SOFTWARE | \ ++ NETIF_F_HW_TC) + #define MAC80211_SUPPORTED_FEATURES_RX (NETIF_F_RXCSUM) + #define MAC80211_SUPPORTED_FEATURES (MAC80211_SUPPORTED_FEATURES_TX | \ + MAC80211_SUPPORTED_FEATURES_RX) +--- a/net/mac80211/iface.c ++++ b/net/mac80211/iface.c +@@ -813,6 +813,21 @@ ieee80211_get_stats64(struct net_device + dev_fetch_sw_netstats(stats, dev->tstats); + } + ++static int ieee80211_netdev_setup_tc(struct net_device *dev, ++ enum tc_setup_type type, void *type_data) ++{ ++ struct ieee80211_sub_if_data *sdata; ++ struct ieee80211_local *local; ++ ++ sdata = IEEE80211_DEV_TO_SUB_IF(dev); ++ local = sdata->local; ++ ++ if (!local->ops->net_setup_tc) ++ return -EOPNOTSUPP; ++ ++ return drv_net_setup_tc(local, sdata, dev, type, type_data); ++} ++ + static const struct net_device_ops ieee80211_dataif_ops = { + .ndo_open = ieee80211_open, + .ndo_stop = ieee80211_stop, +@@ -821,6 +836,7 @@ static const struct net_device_ops ieee8 + .ndo_set_rx_mode = ieee80211_set_multicast_list, + .ndo_set_mac_address = ieee80211_change_mac, + .ndo_get_stats64 = ieee80211_get_stats64, ++ .ndo_setup_tc = ieee80211_netdev_setup_tc, + }; + + static u16 ieee80211_monitor_select_queue(struct net_device *dev, +@@ -929,6 +945,7 @@ static const struct net_device_ops ieee8 + .ndo_set_mac_address = ieee80211_change_mac, + .ndo_get_stats64 = ieee80211_get_stats64, + .ndo_fill_forward_path = ieee80211_netdev_fill_forward_path, ++ .ndo_setup_tc = ieee80211_netdev_setup_tc, + }; + + static bool ieee80211_iftype_supports_hdr_offload(enum nl80211_iftype iftype) +--- a/net/mac80211/trace.h ++++ b/net/mac80211/trace.h +@@ -2478,6 +2478,31 @@ DEFINE_EVENT(sta_event, drv_net_fill_for + TP_ARGS(local, sdata, sta) + ); + ++TRACE_EVENT(drv_net_setup_tc, ++ TP_PROTO(struct ieee80211_local *local, ++ struct ieee80211_sub_if_data *sdata, ++ u8 type), ++ ++ TP_ARGS(local, sdata, type), ++ ++ TP_STRUCT__entry( ++ LOCAL_ENTRY ++ VIF_ENTRY ++ __field(u8, type) ++ ), ++ ++ TP_fast_assign( ++ LOCAL_ASSIGN; ++ VIF_ASSIGN; ++ __entry->type = type; ++ ), ++ ++ TP_printk( ++ LOCAL_PR_FMT VIF_PR_FMT " type:%d\n", ++ LOCAL_PR_ARG, VIF_PR_ARG, __entry->type ++ ) ++); ++ + TRACE_EVENT(drv_change_vif_links, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, diff --git a/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch b/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch index 80ffb493b8..d7ee33bebc 100644 --- a/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch +++ b/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch @@ -18,7 +18,7 @@ --- a/include/net/mac80211.h +++ b/include/net/mac80211.h -@@ -1645,6 +1645,7 @@ enum ieee80211_smps_mode { +@@ -1671,6 +1671,7 @@ enum ieee80211_smps_mode { * * @power_level: requested transmit power (in dBm), backward compatibility * value only that is set to the minimum of all interfaces @@ -26,7 +26,7 @@ * * @chandef: the channel definition to tune to * @radar_enabled: whether radar detection is enabled -@@ -1665,6 +1666,7 @@ enum ieee80211_smps_mode { +@@ -1691,6 +1692,7 @@ enum ieee80211_smps_mode { struct ieee80211_conf { u32 flags; int power_level, dynamic_ps_timeout; @@ -57,7 +57,7 @@ __NL80211_ATTR_AFTER_LAST, --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c -@@ -2998,6 +2998,19 @@ static int ieee80211_get_tx_power(struct +@@ -3028,6 +3028,19 @@ static int ieee80211_get_tx_power(struct return 0; } @@ -77,7 +77,7 @@ static void ieee80211_rfkill_poll(struct wiphy *wiphy) { struct ieee80211_local *local = wiphy_priv(wiphy); -@@ -4881,6 +4894,7 @@ const struct cfg80211_ops mac80211_confi +@@ -4911,6 +4924,7 @@ const struct cfg80211_ops mac80211_confi .set_wiphy_params = ieee80211_set_wiphy_params, .set_tx_power = ieee80211_set_tx_power, .get_tx_power = ieee80211_get_tx_power, -- cgit v1.2.3