From patchwork Wed Mar 1 10:09:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Greenman, Gregory" X-Patchwork-Id: 13155779 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2285C7EE2D for ; Wed, 1 Mar 2023 10:10:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229740AbjCAKK3 (ORCPT ); Wed, 1 Mar 2023 05:10:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59692 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229966AbjCAKKU (ORCPT ); Wed, 1 Mar 2023 05:10:20 -0500 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3F45D3647D for ; Wed, 1 Mar 2023 02:10:19 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1677665419; x=1709201419; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=R8pjKKSkSqAbZuBVupWApr555qBD+BgHrcSC4TCSTx8=; b=nKKOmdWETWShO7sE/190tKH8Qj4nf7DGzjggBV8iI8sTaQrXCxyYPif1 0UKvAH8hwLrUTYODcrearGEY1QaXV2jyy7mx2OyKXa58Y0iJvbFYOJ+Ox JNTs4E8uCl3niON6XTpwRq9u9X0lOavR3dpjhDl/yahgj/xqt7zv/DQLS 4bJdnTaxwQz7zi+6O03hMbzGITC4xajqJ3DLzZdTri1jUnrKwUwY5nzXS hlkL4qT8oupbr66/cVeiaYeX7KorYWp58QH9EYWyEmVQE/MiElPBKwElx WLMeH3Uyc1I1ok3XrY+6XBkBqWALQd+sVOIvPSlg1dYdk6XCKaQw6rcdD A==; X-IronPort-AV: E=McAfee;i="6500,9779,10635"; a="336662846" X-IronPort-AV: E=Sophos;i="5.98,224,1673942400"; d="scan'208";a="336662846" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Mar 2023 02:10:18 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10635"; a="738589062" X-IronPort-AV: E=Sophos;i="5.98,224,1673942400"; d="scan'208";a="738589062" Received: from omimran-mobl.ger.corp.intel.com (HELO ggreenma-mobl2.intel.com) ([10.249.94.171]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Mar 2023 02:10:17 -0800 From: gregory.greenman@intel.com To: johannes@sipsolutions.net Cc: linux-wireless@vger.kernel.org, Avraham Stern , Gregory Greenman Subject: [PATCH v2 10/23] wifi: mac80211: add support for set_hw_timestamp command Date: Wed, 1 Mar 2023 12:09:22 +0200 Message-Id: <20230301115906.700ded7badde.Ib2f7c228256ce313a04d3d9f9ecc6c7b9aa602bb@changeid> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230301100935.170922-1-gregory.greenman@intel.com> References: <20230301100935.170922-1-gregory.greenman@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Avraham Stern Support the set_hw_timestamp callback for enabling and disabling HW timestamping if the low level driver supports it. Signed-off-by: Avraham Stern Signed-off-by: Gregory Greenman --- include/net/mac80211.h | 6 ++++++ net/mac80211/cfg.c | 17 +++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 219fd15893b0..6946c9d95aec 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -4230,6 +4230,9 @@ 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. + * @set_hw_timestamp: Enable/disable HW timestamping of TM/FTM frames. This is + * not restored at HW reset by mac80211 so drivers need to take care of + * that. */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -4589,6 +4592,9 @@ struct ieee80211_ops { struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 old_links, u16 new_links); + int (*set_hw_timestamp)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_set_hw_timestamp *hwts); }; /** diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 8eb342300868..7e90f4a81962 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -4904,6 +4904,22 @@ ieee80211_del_link_station(struct wiphy *wiphy, struct net_device *dev, return ret; } +static int ieee80211_set_hw_timestamp(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_set_hw_timestamp *hwts) +{ + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct ieee80211_local *local = sdata->local; + + if (!local->ops->set_hw_timestamp) + return -EOPNOTSUPP; + + if (!check_sdata_in_driver(sdata)) + return -EIO; + + return local->ops->set_hw_timestamp(&local->hw, &sdata->vif, hwts); +} + const struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, @@ -5014,4 +5030,5 @@ const struct cfg80211_ops mac80211_config_ops = { .add_link_station = ieee80211_add_link_station, .mod_link_station = ieee80211_mod_link_station, .del_link_station = ieee80211_del_link_station, + .set_hw_timestamp = ieee80211_set_hw_timestamp, };