From patchwork Wed Jun 17 04:00:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhishek Pandit-Subedi X-Patchwork-Id: 217685 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=-9.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 6613CC433E0 for ; Wed, 17 Jun 2020 04:00:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 382BA20679 for ; Wed, 17 Jun 2020 04:00:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="h8gh68mO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726701AbgFQEAo (ORCPT ); Wed, 17 Jun 2020 00:00:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726712AbgFQEAi (ORCPT ); Wed, 17 Jun 2020 00:00:38 -0400 Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 01854C0613EE for ; Tue, 16 Jun 2020 21:00:38 -0700 (PDT) Received: by mail-pf1-x441.google.com with SMTP id x22so484651pfn.3 for ; Tue, 16 Jun 2020 21:00:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=12CQMLW8zmSrgKFzSh+r0y7cKk1f3YOfpNSAMUhjbUc=; b=h8gh68mOHQHIj7mWB8bgLKRYk19xCBCgRI1kAoxM/LiqF74H19cbrjx+2QiPwKTHjY Zgfu8Y2FQVoO8teD3IEyNJRw3pSjlBwnSQ8tK5qrebKzRfgf6f/n8vm2MdgrGZMPll40 SJ7WJJpT9iQK/ZkwAxI4bI8Y+YI+gZMNiEO2M= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=12CQMLW8zmSrgKFzSh+r0y7cKk1f3YOfpNSAMUhjbUc=; b=t0PYuIpDFkW0U+ji488M1QcR7yGb98SHpx1tQjizIL5zTF+NU9pJ4FZT6qIt2oxSgJ XZNUUVYV2vRdVF6o1onuYqRMgysBuWGhNCrWdHRECqcMQMRkbg4WVNDUjSGHFlpn8Pyl IpGo8O2JgdN/UNiPtz36+fhRded8HnfLkhlOaLQKUCrBo8p5lQ10KcEN3hVS1qrmgqHO kJP2iqwGSabinJxQ2XC5NC8aBdQ1yfXGY36h06Yn5IZqnhp/kHlJDrqFac4Oy8FuYnPI /lR6RbRcCOG+8YqJcmgtLpaueyv/Rmeed4bv9X42hL7SGWKRJcpvDhjF3KgptSH6WUDT z6RQ== X-Gm-Message-State: AOAM533tI51uQ/78WY+/anamDSMcYrNEh6h+UoqSDZ4NRg3QKGLgl90e wayN4kM4kGULZ+z72fcfhwomaw== X-Google-Smtp-Source: ABdhPJyoKl99XxndMfj2zS2cjb84ilSQJswh72daWSynJYcRGmPoOb9p9VIUaP+6GQoMl15OzWu7vQ== X-Received: by 2002:a62:6286:: with SMTP id w128mr4815132pfb.117.1592366437515; Tue, 16 Jun 2020 21:00:37 -0700 (PDT) Received: from apsdesk.mtv.corp.google.com ([2620:15c:202:1:e09a:8d06:a338:aafb]) by smtp.gmail.com with ESMTPSA id q1sm20013089pfk.132.2020.06.16.21.00.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Jun 2020 21:00:37 -0700 (PDT) From: Abhishek Pandit-Subedi To: marcel@holtmann.org, linux-bluetooth@vger.kernel.org Cc: alainm@chromium.org, chromeos-bluetooth-upstreaming@chromium.org, Abhishek Pandit-Subedi , "David S. Miller" , Johan Hedberg , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jakub Kicinski Subject: [PATCH 2/4] Bluetooth: Replace wakeable list with flag Date: Tue, 16 Jun 2020 21:00:20 -0700 Message-Id: <20200616210008.2.I577641918ec743663538eab7aa73c719daacb90d@changeid> X-Mailer: git-send-email 2.27.0.290.gba653c62da-goog In-Reply-To: <20200617040022.174448-1-abhishekpandit@chromium.org> References: <20200617040022.174448-1-abhishekpandit@chromium.org> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Since the classic device list now supports flags, convert the wakeable list into a flag on the existing device list. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Alain Michaud --- include/net/bluetooth/hci_core.h | 11 ++++++++++- net/bluetooth/hci_core.c | 1 - net/bluetooth/hci_request.c | 12 ++++++++---- 3 files changed, 18 insertions(+), 6 deletions(-) diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 95a3935325bbbc..0643c737ba8528 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -143,6 +143,16 @@ struct bdaddr_list_with_flags { u32 current_flags; }; +enum hci_conn_flags { + HCI_CONN_FLAG_REMOTE_WAKEUP, + HCI_CONN_FLAG_MAX +}; + +#define hci_conn_test_flag(nr, flags) ((flags) & (1U << nr)) + +/* Make sure number of flags doesn't exceed sizeof(current_flags) */ +static_assert(HCI_CONN_FLAG_MAX < 32); + struct bt_uuid { struct list_head list; u8 uuid[16]; @@ -463,7 +473,6 @@ struct hci_dev { struct list_head mgmt_pending; struct list_head blacklist; struct list_head whitelist; - struct list_head wakeable; struct list_head uuids; struct list_head link_keys; struct list_head long_term_keys; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 8a471bec2731ed..8e01afb2ee8c5c 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -3499,7 +3499,6 @@ struct hci_dev *hci_alloc_dev(void) INIT_LIST_HEAD(&hdev->mgmt_pending); INIT_LIST_HEAD(&hdev->blacklist); INIT_LIST_HEAD(&hdev->whitelist); - INIT_LIST_HEAD(&hdev->wakeable); INIT_LIST_HEAD(&hdev->uuids); INIT_LIST_HEAD(&hdev->link_keys); INIT_LIST_HEAD(&hdev->long_term_keys); diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c index a7f572ad38ef08..a5b53d3ea50802 100644 --- a/net/bluetooth/hci_request.c +++ b/net/bluetooth/hci_request.c @@ -968,15 +968,19 @@ static void hci_req_clear_event_filter(struct hci_request *req) static void hci_req_set_event_filter(struct hci_request *req) { - struct bdaddr_list *b; + struct bdaddr_list_with_flags *b; struct hci_cp_set_event_filter f; struct hci_dev *hdev = req->hdev; - u8 scan; + u8 scan = SCAN_DISABLED; /* Always clear event filter when starting */ hci_req_clear_event_filter(req); - list_for_each_entry(b, &hdev->wakeable, list) { + list_for_each_entry(b, &hdev->whitelist, list) { + if (!hci_conn_test_flag(HCI_CONN_FLAG_REMOTE_WAKEUP, + b->current_flags)) + continue; + memset(&f, 0, sizeof(f)); bacpy(&f.addr_conn_flt.bdaddr, &b->bdaddr); f.flt_type = HCI_FLT_CONN_SETUP; @@ -985,9 +989,9 @@ static void hci_req_set_event_filter(struct hci_request *req) bt_dev_dbg(hdev, "Adding event filters for %pMR", &b->bdaddr); hci_req_add(req, HCI_OP_SET_EVENT_FLT, sizeof(f), &f); + scan = SCAN_PAGE; } - scan = !list_empty(&hdev->wakeable) ? SCAN_PAGE : SCAN_DISABLED; hci_req_add(req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan); }