From patchwork Sun Apr 11 10:25:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Coelho X-Patchwork-Id: 12196171 X-Patchwork-Delegate: luca@coelho.fi Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AAFA8C43460 for ; Sun, 11 Apr 2021 10:25:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 85F876103D for ; Sun, 11 Apr 2021 10:25:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235418AbhDKK0M (ORCPT ); Sun, 11 Apr 2021 06:26:12 -0400 Received: from paleale.coelho.fi ([176.9.41.70]:44542 "EHLO farmhouse.coelho.fi" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S235216AbhDKK0L (ORCPT ); Sun, 11 Apr 2021 06:26:11 -0400 Received: from 91-156-6-193.elisa-laajakaista.fi ([91.156.6.193] helo=kveik.lan) by farmhouse.coelho.fi with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1lVXHr-000K0H-Nq; Sun, 11 Apr 2021 13:25:53 +0300 From: Luca Coelho To: kvalo@codeaurora.org Cc: luca@coelho.fi, linux-wireless@vger.kernel.org Date: Sun, 11 Apr 2021 13:25:45 +0300 Message-Id: X-Mailer: git-send-email 2.31.0 In-Reply-To: <20210411102545.438654-1-luca@coelho.fi> References: <20210411102545.438654-1-luca@coelho.fi> MIME-Version: 1.0 Subject: [PATCH 8/8] iwlwifi: mvm: add support for timing measurement Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Krishnanand Prabhu Add support for timing measurement in extended capabilities, used for time synchronization. Signed-off-by: Krishnanand Prabhu Signed-off-by: Luca Coelho --- .../net/wireless/intel/iwlwifi/mvm/mac80211.c | 39 +++++++++++++++++-- 1 file changed, 35 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 607d5d564928..4e00f8d20788 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -297,13 +297,31 @@ static const u8 he_if_types_ext_capa_sta[] = { [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT, }; -static const struct wiphy_iftype_ext_capab he_iftypes_ext_capa[] = { +static const u8 tm_if_types_ext_capa_sta[] = { + [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, + [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT | + WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT, + [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, + [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT, +}; + +/* + * Additional interface types for which extended capabilities are + * specified separately + */ +static const struct wiphy_iftype_ext_capab add_iftypes_ext_capa[] = { { .iftype = NL80211_IFTYPE_STATION, .extended_capabilities = he_if_types_ext_capa_sta, .extended_capabilities_mask = he_if_types_ext_capa_sta, .extended_capabilities_len = sizeof(he_if_types_ext_capa_sta), }, + { + .iftype = NL80211_IFTYPE_STATION, + .extended_capabilities = tm_if_types_ext_capa_sta, + .extended_capabilities_mask = tm_if_types_ext_capa_sta, + .extended_capabilities_len = sizeof(tm_if_types_ext_capa_sta), + }, }; static int @@ -646,16 +664,29 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE); } + hw->wiphy->iftype_ext_capab = NULL; + hw->wiphy->num_iftype_ext_capab = 0; + if (mvm->nvm_data->sku_cap_11ax_enable && !iwlwifi_mod_params.disable_11ax) { - hw->wiphy->iftype_ext_capab = he_iftypes_ext_capa; - hw->wiphy->num_iftype_ext_capab = - ARRAY_SIZE(he_iftypes_ext_capa); + hw->wiphy->iftype_ext_capab = add_iftypes_ext_capa; + hw->wiphy->num_iftype_ext_capab = ARRAY_SIZE(add_iftypes_ext_capa) - 1; ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID); ieee80211_hw_set(hw, SUPPORTS_ONLY_HE_MULTI_BSSID); } + if (iwl_fw_lookup_cmd_ver(mvm->fw, DATA_PATH_GROUP, + WNM_80211V_TIMING_MEASUREMENT_CONFIG_CMD, + IWL_FW_CMD_VER_UNKNOWN) == 1) { + IWL_DEBUG_INFO(mvm->trans, "Timing measurement supported\n"); + + hw->wiphy->iftype_ext_capab = add_iftypes_ext_capa + 1; + if (!hw->wiphy->iftype_ext_capab) + hw->wiphy->num_iftype_ext_capab = + hw->wiphy->num_iftype_ext_capab + 1; + } + mvm->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; #ifdef CONFIG_PM_SLEEP