From patchwork Fri Aug 26 23:20:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luiz Augusto von Dentz X-Patchwork-Id: 600622 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 C5971C0502C for ; Fri, 26 Aug 2022 23:20:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345494AbiHZXUl (ORCPT ); Fri, 26 Aug 2022 19:20:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51676 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345496AbiHZXUj (ORCPT ); Fri, 26 Aug 2022 19:20:39 -0400 Received: from mail-pf1-x432.google.com (mail-pf1-x432.google.com [IPv6:2607:f8b0:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B7953B4E85 for ; Fri, 26 Aug 2022 16:20:34 -0700 (PDT) Received: by mail-pf1-x432.google.com with SMTP id y127so2907113pfy.5 for ; Fri, 26 Aug 2022 16:20:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:from:to:cc; bh=QvzAk+A2ozPWcOxjr76K8Ht0+7Z5ASWg5l9DtopaZmo=; b=ZbfZ7VuCYJs0TeSmV+rO6oKOyJEhSkxYbNLb6aOFQTC4yhb5e/77C+KBP66nNRb56n LFIgqj+CnPQm8uONlwN5X9RFdELkTo/+q/ycsMXTXVHfRl/+F+G/ny96Qd5TIT19mJaI GtfXIxBW6TsvpQztyM8OKPvV05nuq2YniNivB9rELwd0xCHfuaSKpEQzkCVyc6/wXHnV 9oXIKw5lzZjO0gpSUp4c/WoYf6Ihq1cYzZkW5l9gDFxfi26rt/mfyX3cyRmghH4wfuds jolC/TxI5MnNuCX8/K0upTscLi09gvi4FP1KvA5+dsHY69W14p5glLvwmU9IDN02HVpQ TOfw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:x-gm-message-state:from:to:cc; bh=QvzAk+A2ozPWcOxjr76K8Ht0+7Z5ASWg5l9DtopaZmo=; b=icWTtd5riGdP9C4DcivOU1tdJ9+v/AONxmdgo9ScZ14IPVBSx+jqCFIttp3mF/33nH BO4booVkfCtVCF47K3u1f8o09w+stzcfO+djFgGt3e6NZPx5avazs/GcV4nCEuE5wTvL jP/nhJVRrbqzUH3VCtYnGjLTliN+xoj8i+Zs2OJHZev2HBRerKcxEWTUMd8uz/Nxh7q8 8a4MKArTvFtJ3KGLvujpZZ++gFvZbrzcLiliX/NDkCmabzQP10O0JteoaMVzFSip43Li BuGh7NQlaXvmmNcoGFXW9Aovs4TeXAnXzpwvz5f5fxWhCzcBKSt9SU8YyIlkeHAw5dqH hrSA== X-Gm-Message-State: ACgBeo2GYSuQWSFh5vRGNmh8uy7Pm/hvJul6swqaQO1Ev8C9hlfOgxP+ HX1ASJxNMwAdiyGbwbkSFFpv3+5EMXY= X-Google-Smtp-Source: AA6agR5r4cznYnBJfLrgJIHELdv03otrSNbFstrg5GbsNbq3CJBrUn2J7ianIwIRCKA6iCoEWQ6ykw== X-Received: by 2002:a63:2b8e:0:b0:41d:6d37:b259 with SMTP id r136-20020a632b8e000000b0041d6d37b259mr4954780pgr.208.1661556033670; Fri, 26 Aug 2022 16:20:33 -0700 (PDT) Received: from lvondent-mobl4.. (c-71-56-157-77.hsd1.or.comcast.net. [71.56.157.77]) by smtp.gmail.com with ESMTPSA id n15-20020aa7984f000000b0053645475a6dsm2312338pfq.66.2022.08.26.16.20.32 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 26 Aug 2022 16:20:33 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v2 0/9] Initial BAP support Date: Fri, 26 Aug 2022 16:20:22 -0700 Message-Id: <20220826232031.20391-1-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz This set add initial support for BAP (Basic Audio Profile) which is an essential part of LE Audio responsible for stream control. The plugin is considered experimental and depends on ISO socket in order to work so the following setting needs to be changed in order to enable it: # Enables D-Bus experimental interfaces # Possible values: true or false +Experimental = true # Enables kernel experimental features, alternatively a list of UUIDs # can be given. @@ -126,7 +126,7 @@ # a6695ace-ee7f-4fb9-881a-5fac66c629af (BlueZ Experimental Offload Codecs) # 6fbaf188-05e0-496a-9885-d6ddfdb4e03e (BlueZ Experimental ISO socket) # Defaults to false. +KernelExperimental = 6fbaf188-05e0-496a-9885-d6ddfdb4e03e While proper support to the likes of PulseAudio and Pipewire are still in progress it is possible to test using bluetoothctl with the following commands: [Server/Peripheral] [bluetooth]# power on [bluetooth]# advertise on [bluetooth]# endpoint.register 00002bc9-0000-1000-8000-00805f9b34fb 0x06 [/local/endpoint/ep0] Auto Accept (yes/no): y [/local/endpoint/ep0] CIG (auto/value): a [/local/endpoint/ep0] CIS (auto/value): a Capabilities: 03 01 ff 00 02 02 03 02 03 03 05 04 1e 00 f0 00 ................ Endpoint /local/endpoint/ep0 registered [bluetooth]# endpoint.register 00002bcb-0000-1000-8000-00805f9b34fb 0x06 [/local/endpoint/ep1] Auto Accept (yes/no): y [/local/endpoint/ep1] CIG (auto/value): a [/local/endpoint/ep1] CIS (auto/value): a Capabilities: 03 01 ff 00 02 02 03 02 03 03 05 04 1e 00 f0 00 ................ Endpoint /local/endpoint/ep1 registered [Client/Central] [bluetooth]# power on [bluetooth]# endpoint.register 00002bc9-0000-1000-8000-00805f9b34fb 0x06 [/local/endpoint/ep0] Auto Accept (yes/no): y [/local/endpoint/ep0] CIG (auto/value): a [/local/endpoint/ep0] CIS (auto/value): a Capabilities: 03 01 ff 00 02 02 03 02 03 03 05 04 1e 00 f0 00 ................ Endpoint /local/endpoint/ep0 registered [bluetooth]# endpoint.register 00002bcb-0000-1000-8000-00805f9b34fb 0x06 [/local/endpoint/ep1] Auto Accept (yes/no): y [/local/endpoint/ep1] CIG (auto/value): a [/local/endpoint/ep1] CIS (auto/value): a Capabilities: 03 01 ff 00 02 02 03 02 03 03 05 04 1e 00 f0 00 ................ Endpoint /local/endpoint/ep1 registered [bluetooth]# scan on [bluetooth]# scan off [bluetooth]# connect [NEW] Transport /org/bluez/hci0/dev_00_AA_01_01_00_02/pac_source0/fd0 Endpoint: SetConfiguration Transport /org/bluez/hci0/dev_00_AA_01_01_00_02/pac_source0/fd0 Device: /org/bluez/hci0/dev_00_AA_01_01_00_02 Auto Accepting... [NEW] Transport /org/bluez/hci0/dev_00_AA_01_01_00_02/pac_sink0/fd1 Endpoint: SetConfiguration Transport /org/bluez/hci0/dev_00_AA_01_01_00_02/pac_sink0/fd1 Device: /org/bluez/hci0/dev_00_AA_01_01_00_02 Auto Accepting... [bluetooth]# transport.acquire /org/bluez/hci0/dev_00_AA_01_01_00_02/pac_sink0/fd1 Luiz Augusto von Dentz (9): adapter: Add btd_adapter_find_device_by_fd lib/uuid: Add PACS/ASCS UUIDs shared/bap: Add initial code for handling BAP profiles: Add initial code for bap plugin shared: Add definition for LC3 codec media-api: Add SelectProperties test/simple-endpoint: Add support for LC3 endpoints client/player: Add support for PACS endpoints client/player: Use QoS interval on transport.send Makefile.am | 3 +- Makefile.plugins | 5 + client/player.c | 688 +++++- configure.ac | 4 + doc/media-api.txt | 88 +- lib/uuid.h | 18 + profiles/audio/bap.c | 1324 ++++++++++ profiles/audio/media.c | 678 ++++- profiles/audio/transport.c | 552 ++++- profiles/audio/transport.h | 3 +- src/adapter.c | 33 + src/adapter.h | 1 + src/device.c | 10 +- src/shared/ascs.h | 196 ++ src/shared/bap.c | 4776 ++++++++++++++++++++++++++++++++++++ src/shared/bap.h | 269 ++ src/shared/lc3.h | 112 + test/simple-endpoint | 17 + tools/bluetooth-player.c | 1 - 19 files changed, 8634 insertions(+), 144 deletions(-) create mode 100644 profiles/audio/bap.c create mode 100644 src/shared/ascs.h create mode 100644 src/shared/bap.c create mode 100644 src/shared/bap.h create mode 100644 src/shared/lc3.h