From patchwork Thu Nov 21 15:58:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kalle Valo X-Patchwork-Id: 13882130 X-Patchwork-Delegate: quic_jjohnson@quicinc.com Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 36C961A01C6 for ; Thu, 21 Nov 2024 15:58:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732204696; cv=none; b=e3KocswM6oQ6c27I+4E4UndCyrdH1oU90oztDaxhS6CdpB4AdVPBv0g+gvlVgdCmG5kFOTciLtEW5deEQSB8wvtuqCymmyM8nHOHRyVLn1pN/GS1O1IpslVfbo+YYc9+48NzfyRZcpZx7rRBufYlWhF/aJhULTGNXlAvp7hh2nA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732204696; c=relaxed/simple; bh=SOwEr+x+jGez+LzRlDFa6DGqTaGMG1d2WICnQnKfeJA=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=RfkqbklvozzpTB11JQBq90aj2Wg6bKmI3NpXRF6II7sCcl5VkAs76QtM5fSdwJBcrswIEpNglMoQvvxFZ3vqVWkMFVlbQlRtDSZagQqWJPXrlKJHxUy+Zpi2aJv8RsGqZq/gBb5aJ0EH4wfOgUIYhtWVto/bUoIDtxa3t0ifNeQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aFtuzftV; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aFtuzftV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3D128C4CECC; Thu, 21 Nov 2024 15:58:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732204695; bh=SOwEr+x+jGez+LzRlDFa6DGqTaGMG1d2WICnQnKfeJA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aFtuzftV0T6TnQl/ylru8SYMl478YNYJTFltfsbNPYLNF010FBUZmEIsJyUnHnEFy YK7os2PQ0NMqMjogZsg51lCug8ppX3TzklT4fIcNPl+Z5ijv/ScOpMsswY7bB9ONC1 PhkdAvCjIOLF0ZaTjb6o1VD9lm6AQ2m4h9+EOJ382f3Uybk4Q/Wa6ocrTONUOLcEvU YvFNbyMGXTgy4lWDSmeItqnvsNkBdkMhBEVb6PefZ4e+D/3NQk1Og1Tew3jZ7iM3pb NQxvhtfQpb2tgl9ft7+MXAS7uM6YECJZsbyOgEcVzPJwh9F9PkTj5DFcyqiZSBYAK+ jz9GzxQywufhg== From: Kalle Valo To: ath12k@lists.infradead.org Cc: linux-wireless@vger.kernel.org Subject: [PATCH 7/8] wifi: ath12k: Use mac80211 vif's link_conf instead of bss_conf Date: Thu, 21 Nov 2024 17:58:05 +0200 Message-Id: <20241121155806.1862733-8-kvalo@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20241121155806.1862733-1-kvalo@kernel.org> References: <20241121155806.1862733-1-kvalo@kernel.org> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Sriram R Currently mac80211 vif's bss_conf is used to fetch any vif related configurations in driver but with MLO multiple links are affiliated to a vif and corresponding link configs are present in vif->link_conf[]. Fetch link_conf for corresponding link from vif and use the same for configurations. Add ath12k_mac_get_link_bss_conf() helper to fetch link_conf from arvif. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1 Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Signed-off-by: Sriram R Signed-off-by: Rameshkumar Sundaram Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath12k/mac.c | 149 ++++++++++++++++++++++---- drivers/net/wireless/ath/ath12k/wmi.c | 16 ++- 2 files changed, 141 insertions(+), 24 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 956d43520510..827a1700e8ba 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -501,6 +501,24 @@ static int ath12k_mac_vif_link_chan(struct ieee80211_vif *vif, u8 link_id, return 0; } +static struct ieee80211_bss_conf * +ath12k_mac_get_link_bss_conf(struct ath12k_link_vif *arvif) +{ + struct ieee80211_vif *vif = arvif->ahvif->vif; + struct ieee80211_bss_conf *link_conf; + struct ath12k *ar = arvif->ar; + + lockdep_assert_wiphy(ath12k_ar_to_hw(ar)->wiphy); + + if (arvif->link_id >= IEEE80211_MLD_MAX_NUM_LINKS) + return NULL; + + link_conf = wiphy_dereference(ath12k_ar_to_hw(ar)->wiphy, + vif->link_conf[arvif->link_id]); + + return link_conf; +} + static bool ath12k_mac_bitrate_is_cck(int bitrate) { switch (bitrate) { @@ -1498,7 +1516,7 @@ static void ath12k_mac_set_arvif_ies(struct ath12k_link_vif *arvif, struct sk_bu static int ath12k_mac_setup_bcn_tmpl_ema(struct ath12k_link_vif *arvif) { struct ath12k_vif *ahvif = arvif->ahvif; - struct ieee80211_bss_conf *bss_conf = &ahvif->vif->bss_conf; + struct ieee80211_bss_conf *bss_conf; struct ath12k_wmi_bcn_tmpl_ema_arg ema_args; struct ieee80211_ema_beacons *beacons; struct ath12k_link_vif *tx_arvif; @@ -1507,6 +1525,14 @@ static int ath12k_mac_setup_bcn_tmpl_ema(struct ath12k_link_vif *arvif) int ret = 0; u8 i; + bss_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!bss_conf) { + ath12k_warn(arvif->ar->ab, + "failed to get link bss conf to update bcn tmpl for vif %pM link %u\n", + ahvif->vif->addr, arvif->link_id); + return -ENOLINK; + } + tx_ahvif = ath12k_vif_to_ahvif(ahvif->vif->mbssid_tx_vif); tx_arvif = &tx_ahvif->deflink; beacons = ieee80211_beacon_get_template_ema_list(ath12k_ar_to_hw(tx_arvif->ar), @@ -1553,6 +1579,7 @@ static int ath12k_mac_setup_bcn_tmpl(struct ath12k_link_vif *arvif) { struct ath12k_vif *ahvif = arvif->ahvif; struct ieee80211_vif *vif = ath12k_ahvif_to_vif(ahvif); + struct ieee80211_bss_conf *link_conf; struct ath12k_link_vif *tx_arvif = arvif; struct ath12k *ar = arvif->ar; struct ath12k_base *ab = ar->ab; @@ -1565,13 +1592,20 @@ static int ath12k_mac_setup_bcn_tmpl(struct ath12k_link_vif *arvif) if (ahvif->vdev_type != WMI_VDEV_TYPE_AP) return 0; + link_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!link_conf) { + ath12k_warn(ar->ab, "unable to access bss link conf to set bcn tmpl for vif %pM link %u\n", + vif->addr, arvif->link_id); + return -ENOLINK; + } + if (vif->mbssid_tx_vif) { tx_ahvif = ath12k_vif_to_ahvif(vif->mbssid_tx_vif); tx_arvif = &tx_ahvif->deflink; if (tx_arvif != arvif && arvif->is_up) return 0; - if (vif->bss_conf.ema_ap) + if (link_conf->ema_ap) return ath12k_mac_setup_bcn_tmpl_ema(arvif); } @@ -1586,7 +1620,7 @@ static int ath12k_mac_setup_bcn_tmpl(struct ath12k_link_vif *arvif) ath12k_mac_set_arvif_ies(arvif, bcn, 0, NULL); } else { ath12k_mac_set_arvif_ies(arvif, bcn, - ahvif->vif->bss_conf.bssid_index, + link_conf->bssid_index, &nontx_profile_found); if (!nontx_profile_found) ath12k_warn(ab, @@ -1762,6 +1796,7 @@ static void ath12k_peer_assoc_h_basic(struct ath12k *ar, struct ieee80211_vif *vif = ath12k_ahvif_to_vif(arvif->ahvif); struct ieee80211_sta *sta = ath12k_ahsta_to_sta(arsta->ahsta); struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); + struct ieee80211_bss_conf *bss_conf; u32 aid; lockdep_assert_wiphy(hw->wiphy); @@ -1778,7 +1813,15 @@ static void ath12k_peer_assoc_h_basic(struct ath12k *ar, /* TODO: STA WAR in ath10k for listen interval required? */ arg->peer_listen_intval = hw->conf.listen_interval; arg->peer_nss = 1; - arg->peer_caps = vif->bss_conf.assoc_capability; + + bss_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!bss_conf) { + ath12k_warn(ar->ab, "unable to access bss link conf in peer assoc for vif %pM link %u\n", + vif->addr, arvif->link_id); + return; + } + + arg->peer_caps = bss_conf->assoc_capability; } static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, @@ -1788,7 +1831,7 @@ static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, { struct ieee80211_vif *vif = ath12k_ahvif_to_vif(arvif->ahvif); struct ieee80211_sta *sta = ath12k_ahsta_to_sta(arsta->ahsta); - struct ieee80211_bss_conf *info = &vif->bss_conf; + struct ieee80211_bss_conf *info; struct cfg80211_chan_def def; struct cfg80211_bss *bss; struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); @@ -1797,6 +1840,13 @@ static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, lockdep_assert_wiphy(hw->wiphy); + info = ath12k_mac_get_link_bss_conf(arvif); + if (!info) { + ath12k_warn(ar->ab, "unable to access bss link conf for peer assoc crypto for vif %pM link %u\n", + vif->addr, arvif->link_id); + return; + } + if (WARN_ON(ath12k_mac_vif_link_chan(vif, arvif->link_id, &def))) return; @@ -2176,6 +2226,7 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, struct ieee80211_vif *vif = ath12k_ahvif_to_vif(arvif->ahvif); struct ieee80211_sta *sta = ath12k_ahsta_to_sta(arsta->ahsta); const struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap; + struct ieee80211_bss_conf *link_conf; int i; u8 ampdu_factor, max_nss; u8 rx_mcs_80 = IEEE80211_HE_MCS_NOT_SUPPORTED; @@ -2184,6 +2235,13 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, bool support_160; u16 v; + link_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!link_conf) { + ath12k_warn(ar->ab, "unable to access bss link conf in peer assoc he for vif %pM link %u", + vif->addr, arvif->link_id); + return; + } + if (!he_cap->has_he) return; @@ -2227,7 +2285,7 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, sizeof(he_cap->he_cap_elem.mac_cap_info)); memcpy(&arg->peer_he_cap_phyinfo, he_cap->he_cap_elem.phy_cap_info, sizeof(he_cap->he_cap_elem.phy_cap_info)); - arg->peer_he_ops = vif->bss_conf.he_oper.params; + arg->peer_he_ops = link_conf->he_oper.params; /* the top most byte is used to indicate BSS color info */ arg->peer_he_ops &= 0xffffff; @@ -3133,6 +3191,7 @@ static void ath12k_recalculate_mgmt_rate(struct ath12k *ar, struct ieee80211_vif *vif = ath12k_ahvif_to_vif(arvif->ahvif); struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); const struct ieee80211_supported_band *sband; + struct ieee80211_bss_conf *bss_conf; u8 basic_rate_idx; int hw_rate_code; u32 vdev_param; @@ -3141,8 +3200,15 @@ static void ath12k_recalculate_mgmt_rate(struct ath12k *ar, lockdep_assert_wiphy(hw->wiphy); + bss_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!bss_conf) { + ath12k_warn(ar->ab, "unable to access bss link conf in mgmt rate calc for vif %pM link %u\n", + vif->addr, arvif->link_id); + return; + } + sband = hw->wiphy->bands[def->chan->band]; - basic_rate_idx = ffs(vif->bss_conf.basic_rates) - 1; + basic_rate_idx = ffs(bss_conf->basic_rates) - 1; bitrate = sband->bitrates[basic_rate_idx].bitrate; hw_rate_code = ath12k_mac_get_rate_hw_value(bitrate); @@ -3226,6 +3292,7 @@ static void ath12k_mac_op_vif_cfg_changed(struct ieee80211_hw *hw, { struct ath12k_vif *ahvif = ath12k_vif_to_ahvif(vif); unsigned long links = ahvif->links_map; + struct ieee80211_bss_conf *info; struct ath12k_link_vif *arvif; struct ath12k *ar; u8 link_id; @@ -3246,10 +3313,15 @@ static void ath12k_mac_op_vif_cfg_changed(struct ieee80211_hw *hw, ar = arvif->ar; - if (vif->cfg.assoc) - ath12k_bss_assoc(ar, arvif, &vif->bss_conf); - else + if (vif->cfg.assoc) { + info = ath12k_mac_get_link_bss_conf(arvif); + if (!info) + continue; + + ath12k_bss_assoc(ar, arvif, info); + } else { ath12k_bss_disassoc(ar, arvif); + } } } } @@ -3260,6 +3332,7 @@ static void ath12k_mac_vif_setup_ps(struct ath12k_link_vif *arvif) struct ieee80211_vif *vif = arvif->ahvif->vif; struct ieee80211_conf *conf = &ath12k_ar_to_hw(ar)->conf; enum wmi_sta_powersave_param param; + struct ieee80211_bss_conf *info; enum wmi_sta_ps_mode psmode; int ret; int timeout; @@ -3277,8 +3350,15 @@ static void ath12k_mac_vif_setup_ps(struct ath12k_link_vif *arvif) timeout = conf->dynamic_ps_timeout; if (timeout == 0) { + info = ath12k_mac_get_link_bss_conf(arvif); + if (!info) { + ath12k_warn(ar->ab, "unable to access bss link conf in setup ps for vif %pM link %u\n", + vif->addr, arvif->link_id); + return; + } + /* firmware doesn't like 0 */ - timeout = ieee80211_tu_to_usec(vif->bss_conf.beacon_int) / 1000; + timeout = ieee80211_tu_to_usec(info->beacon_int) / 1000; } ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, @@ -3389,8 +3469,8 @@ static void ath12k_mac_bss_info_changed(struct ath12k *ar, if (changed & BSS_CHANGED_BEACON_ENABLED) { ath12k_control_beaconing(arvif, info); - if (arvif->is_up && vif->bss_conf.he_support && - vif->bss_conf.he_oper.params) { + if (arvif->is_up && info->he_support && + info->he_oper.params) { /* TODO: Extend to support 1024 BA Bitmap size */ ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, WMI_VDEV_PARAM_BA_MODE, @@ -3401,7 +3481,7 @@ static void ath12k_mac_bss_info_changed(struct ath12k *ar, arvif->vdev_id); param_id = WMI_VDEV_PARAM_HEOPS_0_31; - param_value = vif->bss_conf.he_oper.params; + param_value = info->he_oper.params; ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param_id, param_value); ath12k_dbg(ar->ab, ATH12K_DBG_MAC, @@ -3493,12 +3573,12 @@ static void ath12k_mac_bss_info_changed(struct ath12k *ar, if (changed & BSS_CHANGED_MCAST_RATE && !ath12k_mac_vif_link_chan(vif, arvif->link_id, &def)) { band = def.chan->band; - mcast_rate = vif->bss_conf.mcast_rate[band]; + mcast_rate = info->mcast_rate[band]; if (mcast_rate > 0) rateidx = mcast_rate - 1; else - rateidx = ffs(vif->bss_conf.basic_rates) - 1; + rateidx = ffs(info->basic_rates) - 1; if (ar->pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) rateidx += ATH12K_MAC_FIRST_OFDM_RATE_IDX; @@ -4278,6 +4358,7 @@ static int ath12k_mac_set_key(struct ath12k *ar, enum set_key_cmd cmd, { struct ath12k_vif *ahvif = arvif->ahvif; struct ieee80211_vif *vif = ath12k_ahvif_to_vif(ahvif); + struct ieee80211_bss_conf *link_conf; struct ieee80211_sta *sta = NULL; struct ath12k_base *ab = ar->ab; struct ath12k_peer *peer; @@ -4294,12 +4375,19 @@ static int ath12k_mac_set_key(struct ath12k *ar, enum set_key_cmd cmd, if (test_bit(ATH12K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags)) return 1; + link_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!link_conf) { + ath12k_warn(ab, "unable to access bss link conf in set key for vif %pM link %u\n", + vif->addr, arvif->link_id); + return -ENOLINK; + } + if (sta) peer_addr = arsta->addr; else if (ahvif->vdev_type == WMI_VDEV_TYPE_STA) - peer_addr = vif->bss_conf.bssid; + peer_addr = link_conf->bssid; else - peer_addr = vif->addr; + peer_addr = link_conf->addr; key->hw_key_idx = key->keyidx; @@ -7086,6 +7174,7 @@ static int ath12k_mac_setup_vdev_params_mbssid(struct ath12k_link_vif *arvif, { struct ath12k_vif *ahvif = arvif->ahvif; struct ieee80211_vif *tx_vif = ahvif->vif->mbssid_tx_vif; + struct ieee80211_bss_conf *link_conf; struct ath12k *ar = arvif->ar; struct ath12k_link_vif *tx_arvif; struct ath12k_vif *tx_ahvif; @@ -7093,10 +7182,17 @@ static int ath12k_mac_setup_vdev_params_mbssid(struct ath12k_link_vif *arvif, if (!tx_vif) return 0; + link_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!link_conf) { + ath12k_warn(ar->ab, "unable to access bss link conf in set mbssid params for vif %pM link %u\n", + ahvif->vif->addr, arvif->link_id); + return -ENOLINK; + } + tx_ahvif = ath12k_vif_to_ahvif(tx_vif); tx_arvif = &tx_ahvif->deflink; - if (ahvif->vif->bss_conf.nontransmitted) { + if (link_conf->nontransmitted) { if (ar->ah->hw->wiphy != ieee80211_vif_to_wdev(tx_vif)->wiphy) return -EINVAL; @@ -7108,7 +7204,7 @@ static int ath12k_mac_setup_vdev_params_mbssid(struct ath12k_link_vif *arvif, return -EINVAL; } - if (ahvif->vif->bss_conf.ema_ap) + if (link_conf->ema_ap) *flags |= WMI_VDEV_MBSSID_FLAGS_EMA_MODE; return 0; @@ -7476,7 +7572,7 @@ int ath12k_mac_vdev_create(struct ath12k *ar, struct ath12k_link_vif *arvif) break; } - arvif->txpower = vif->bss_conf.txpower; + arvif->txpower = link_conf->txpower; ret = ath12k_mac_txpower_recalc(ar); if (ret) goto err_peer_del; @@ -8165,11 +8261,18 @@ ath12k_mac_vdev_start_restart(struct ath12k_link_vif *arvif, struct wmi_vdev_start_req_arg arg = {}; const struct cfg80211_chan_def *chandef = &ctx->def; struct ath12k_vif *ahvif = arvif->ahvif; - int he_support = ahvif->vif->bss_conf.he_support; + struct ieee80211_bss_conf *link_conf; int ret; lockdep_assert_wiphy(ath12k_ar_to_hw(ar)->wiphy); + link_conf = ath12k_mac_get_link_bss_conf(arvif); + if (!link_conf) { + ath12k_warn(ar->ab, "unable to access bss link conf in vdev start for vif %pM link %u\n", + ahvif->vif->addr, arvif->link_id); + return -ENOLINK; + } + reinit_completion(&ar->vdev_setup_done); arg.vdev_id = arvif->vdev_id; @@ -8221,7 +8324,7 @@ ath12k_mac_vdev_start_restart(struct ath12k_link_vif *arvif, spin_unlock_bh(&ab->base_lock); /* TODO: Notify if secondary 80Mhz also needs radar detection */ - if (he_support) { + if (link_conf->he_support) { ret = ath12k_set_he_mu_sounding_mode(ar, arvif); if (ret) { ath12k_warn(ar->ab, "failed to set he mode vdev %i\n", diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index 50ed7e72f178..402ae477da61 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -6854,6 +6854,7 @@ ath12k_wmi_process_csa_switch_count_event(struct ath12k_base *ab, const u32 *vdev_ids) { int i; + struct ieee80211_bss_conf *conf; struct ath12k_link_vif *arvif; struct ath12k_vif *ahvif; @@ -6872,7 +6873,20 @@ ath12k_wmi_process_csa_switch_count_event(struct ath12k_base *ab, } ahvif = arvif->ahvif; - if (arvif->is_up && ahvif->vif->bss_conf.csa_active) + if (arvif->link_id > IEEE80211_MLD_MAX_NUM_LINKS) { + ath12k_warn(ab, "Invalid CSA switch count even link id: %d\n", + arvif->link_id); + continue; + } + + conf = rcu_dereference(ahvif->vif->link_conf[arvif->link_id]); + if (!conf) { + ath12k_warn(ab, "unable to access bss link conf in process csa for vif %pM link %u\n", + ahvif->vif->addr, arvif->link_id); + continue; + } + + if (arvif->is_up && conf->csa_active) ieee80211_csa_finish(ahvif->vif, 0); } rcu_read_unlock();