From patchwork Wed Jul 28 13:15:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Howard Chung X-Patchwork-Id: 488889 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=-21.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT,USER_IN_DEF_DKIM_WL 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 7D47FC4338F for ; Wed, 28 Jul 2021 13:16:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5EE3B60240 for ; Wed, 28 Jul 2021 13:16:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236254AbhG1NQI (ORCPT ); Wed, 28 Jul 2021 09:16:08 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50022 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233315AbhG1NQH (ORCPT ); Wed, 28 Jul 2021 09:16:07 -0400 Received: from mail-yb1-xb4a.google.com (mail-yb1-xb4a.google.com [IPv6:2607:f8b0:4864:20::b4a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 048F0C061757 for ; Wed, 28 Jul 2021 06:16:05 -0700 (PDT) Received: by mail-yb1-xb4a.google.com with SMTP id p71-20020a25424a0000b029056092741626so2741442yba.19 for ; Wed, 28 Jul 2021 06:16:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=YNwxtFl+Q5xNneMOHue6J/67p8nZOPpKbvtqaiUgyEs=; b=kvICbf05hP2Nhr9lA9T5YPAcSMxDW27m5xiVdSeZOuvHheu4iHz5BqxBjOETVeYONW V81aXzaHFVDwdDiSHI2jfg7CgxTxzuv2zt7D6t0+ZeJD+ym/H2lKT4O1YU1o0+Y7GIpM CZiptpTTkhngk/o1tQ5WMILmdS5RNRIUhYHpQbB0kK6U0b4aN6+5R7yq76uNDjdQAUim V6oOZU+sS9armeuVxwQo/GtBdngSXQZOhPt7d6Q/85MWPlrQvrNL7Zr8NiFb6RVrAAUy 4bsHLz8yPEhhSZ6bMJZGbU/XlPxNmzPYdIArVyxru3Y7qHHehbi3DWk659l5ky9vkW3q kvNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=YNwxtFl+Q5xNneMOHue6J/67p8nZOPpKbvtqaiUgyEs=; b=NA17u7DomgF/BmSgaLbVoQNYLRsu5Y1cduRI51ui3x0ECbRaca28OGc41+VWGj2QJA 61UhSMkoFtjeEWIE/P+3WBFNdCUHiL8/KrYRVAHtCC6hnL4dcMsUnoAYSQIjvOVgdS+/ YZ/eFcCdRlWcSuz5xkcbWxPKEIRJBNqK02ZSlAFzGrkCYdPyqlYTWzvmEZOss6L+aIkB OmboJzHgFAp7jcaVdNWU2nsGj05IpIb1CnzOiryAXg8co6v1Fq2sI79v/HGNcvLhdKCF peJBjNibb3JOTuP/j4SYR885qdwlqXke6eRp55Yxi6ovw1uTzfv5uAuU4J5RlH2hMxbt yBcg== X-Gm-Message-State: AOAM532jPG7hx3U9swLHVfI98YbxMTo1ejNgxVFTfVGG3ahJGDYmRrGd wVT6Z0y/GUiGZ07OwlyRTQY2YMuv4mpbZNUbCKrQAmKhSK7EOjvY6MX0dtGdV+4vV4FQfKp5UCO kymZJ7HlgzGp79+XkJt9/HGMPUHRYhMhDuB3JTjY7ZLFdqLamR64o0S1FDCG4y1w95JHidnLPsF OIj2IxU8pDr7A= X-Google-Smtp-Source: ABdhPJx4BysB1mTistNHKJ8OuWJ5MgneKIm1XDIih8G4Blt43XsxDLvviIne9Rv83SNzmqUXwK1v7crafOm76iDhPA== X-Received: from howardchung-p920.tpe.corp.google.com ([2401:fa00:1:10:9b6a:9d1f:2f3e:45de]) (user=howardchung job=sendgmr) by 2002:a5b:648:: with SMTP id o8mr4237312ybq.260.1627478164145; Wed, 28 Jul 2021 06:16:04 -0700 (PDT) Date: Wed, 28 Jul 2021 21:15:21 +0800 In-Reply-To: <20210728131529.3310558-1-howardchung@google.com> Message-Id: <20210728211405.Bluez.v3.5.Iee308dd18bfdfd3dae9e343e78b3942ee462314f@changeid> Mime-Version: 1.0 References: <20210728131529.3310558-1-howardchung@google.com> X-Mailer: git-send-email 2.32.0.432.gabb21c7263-goog Subject: [Bluez PATCH v3 05/13] core: add device_added and device_removed to adapter driver From: Howard Chung To: linux-bluetooth@vger.kernel.org, luiz.dentz@gmail.com Cc: Yun-Hao Chung Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Yun-Hao Chung This adds device_added and device_removed to btd_adapter_driver so that a driver can get notification when device is added or removed. --- (no changes since v1) src/adapter.c | 59 ++++++++++++++++++++++++++++++++++++++++++++++----- src/adapter.h | 4 ++++ 2 files changed, 58 insertions(+), 5 deletions(-) diff --git a/src/adapter.c b/src/adapter.c index 6c8096147..5c556b569 100644 --- a/src/adapter.c +++ b/src/adapter.c @@ -1218,6 +1218,9 @@ void adapter_service_remove(struct btd_adapter *adapter, uint32_t handle) remove_record_from_server(rec->handle); } +static void adapter_add_device(struct btd_adapter *adapter, + struct btd_device *device); + static struct btd_device *adapter_create_device(struct btd_adapter *adapter, const bdaddr_t *bdaddr, uint8_t bdaddr_type) @@ -1228,8 +1231,7 @@ static struct btd_device *adapter_create_device(struct btd_adapter *adapter, if (!device) return NULL; - adapter->devices = g_slist_append(adapter->devices, device); - + adapter_add_device(adapter, device); return device; } @@ -1256,6 +1258,9 @@ static void service_auth_cancel(struct service_auth *auth) g_free(auth); } +static void adapter_remove_device(struct btd_adapter *adapter, + struct btd_device *device); + void btd_adapter_remove_device(struct btd_adapter *adapter, struct btd_device *dev) { @@ -1263,7 +1268,7 @@ void btd_adapter_remove_device(struct btd_adapter *adapter, adapter->connect_list = g_slist_remove(adapter->connect_list, dev); - adapter->devices = g_slist_remove(adapter->devices, dev); + adapter_remove_device(adapter, dev); btd_adv_monitor_device_remove(adapter->adv_monitor_manager, dev); adapter->discovery_found = g_slist_remove(adapter->discovery_found, @@ -4665,7 +4670,7 @@ static void load_devices(struct btd_adapter *adapter) goto free; btd_device_set_temporary(device, false); - adapter->devices = g_slist_append(adapter->devices, device); + adapter_add_device(adapter, device); /* TODO: register services from pre-loaded list of primaries */ @@ -4827,6 +4832,48 @@ void adapter_remove_profile(struct btd_adapter *adapter, gpointer p) profile->adapter_remove(profile, adapter); } +static void device_added_drivers(struct btd_adapter *adapter, + struct btd_device *device) +{ + struct btd_adapter_driver *driver; + GSList *l; + + for (l = adapter_drivers; l; l = l->next) { + driver = l->data; + + if (driver->device_added) + driver->device_added(adapter, device); + } +} + +static void device_removed_drivers(struct btd_adapter *adapter, + struct btd_device *device) +{ + struct btd_adapter_driver *driver; + GSList *l; + + for (l = adapter_drivers; l; l = l->next) { + driver = l->data; + + if (driver->device_removed) + driver->device_removed(adapter, device); + } +} + +static void adapter_add_device(struct btd_adapter *adapter, + struct btd_device *device) +{ + adapter->devices = g_slist_append(adapter->devices, device); + device_added_drivers(adapter, device); +} + +static void adapter_remove_device(struct btd_adapter *adapter, + struct btd_device *device) +{ + adapter->devices = g_slist_remove(adapter->devices, device); + device_removed_drivers(adapter, device); +} + static void adapter_add_connection(struct btd_adapter *adapter, struct btd_device *device, uint8_t bdaddr_type) @@ -6445,8 +6492,10 @@ static void adapter_remove(struct btd_adapter *adapter) g_slist_free(adapter->connect_list); adapter->connect_list = NULL; - for (l = adapter->devices; l; l = l->next) + for (l = adapter->devices; l; l = l->next) { + device_removed_drivers(adapter, l->data); device_remove(l->data, FALSE); + } g_slist_free(adapter->devices); adapter->devices = NULL; diff --git a/src/adapter.h b/src/adapter.h index 7cac51451..a2567330d 100644 --- a/src/adapter.h +++ b/src/adapter.h @@ -111,6 +111,10 @@ struct btd_adapter_driver { int (*probe) (struct btd_adapter *adapter); void (*remove) (struct btd_adapter *adapter); void (*resume) (struct btd_adapter *adapter); + void (*device_added) (struct btd_adapter *adapter, + struct btd_device *device); + void (*device_removed) (struct btd_adapter *adapter, + struct btd_device *device); }; typedef void (*service_auth_cb) (DBusError *derr, void *user_data);