From patchwork Fri Nov 19 09:42:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "K, Kiran" X-Patchwork-Id: 12628559 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED53AC433F5 for ; Fri, 19 Nov 2021 09:37:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D6D596139F for ; Fri, 19 Nov 2021 09:37:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234419AbhKSJkK (ORCPT ); Fri, 19 Nov 2021 04:40:10 -0500 Received: from mga07.intel.com ([134.134.136.100]:62588 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233761AbhKSJkJ (ORCPT ); Fri, 19 Nov 2021 04:40:09 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10172"; a="297804844" X-IronPort-AV: E=Sophos;i="5.87,246,1631602800"; d="scan'208";a="297804844" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Nov 2021 01:37:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,246,1631602800"; d="scan'208";a="594179379" Received: from intel-lenovo-legion-y540-15irh-pg0.iind.intel.com ([10.224.186.95]) by fmsmga002.fm.intel.com with ESMTP; 19 Nov 2021 01:37:06 -0800 From: Kiran K To: linux-bluetooth@vger.kernel.org Cc: ravishankar.srivatsa@intel.com, chethan.tumkur.narayan@intel.com, luiz.von.dentz@intel.com, Kiran K Subject: [PATCH v2 5/9] avdtp: Add a flag in struct avdtp to control MSFT a2dp offload Date: Fri, 19 Nov 2021 15:12:31 +0530 Message-Id: <20211119094235.2432-5-kiran.k@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211119094235.2432-1-kiran.k@intel.com> References: <20211119094235.2432-1-kiran.k@intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Define a flag in struct avdtp to mark the support of MSFT a2dp codecs. If the flag is set, for a2dp streaming offload path will be selected. --- profiles/audio/avdtp.c | 7 +++++++ src/adapter.c | 9 +++++++++ 2 files changed, 16 insertions(+) diff --git a/profiles/audio/avdtp.c b/profiles/audio/avdtp.c index d3dfbf96dda3..58d419fb3148 100644 --- a/profiles/audio/avdtp.c +++ b/profiles/audio/avdtp.c @@ -409,6 +409,9 @@ struct avdtp { /* Attempt stream setup instead of disconnecting */ gboolean stream_setup; + + /* use offload for transport */ + gboolean use_offload; }; static GSList *state_callbacks = NULL; @@ -2425,6 +2428,7 @@ struct avdtp *avdtp_new(GIOChannel *chan, struct btd_device *device, struct queue *lseps) { struct avdtp *session; + char *use_offload; session = g_new0(struct avdtp, 1); @@ -2436,6 +2440,9 @@ struct avdtp *avdtp_new(GIOChannel *chan, struct btd_device *device, session->version = get_version(session); + if (is_msft_a2dp_offload_supported(avdtp_get_adapter(session))) + session->use_offload = TRUE; + if (!chan) return session; diff --git a/src/adapter.c b/src/adapter.c index fd5ce614bec5..235748c52780 100644 --- a/src/adapter.c +++ b/src/adapter.c @@ -9796,6 +9796,15 @@ static void codec_offload_func(struct btd_adapter *adapter, uint8_t action) btd_error(adapter->dev_id, "Failed to set Codec Offload"); } +static bool is_exp_feature_uuid_the_same(const void *data, + const void *match_data) +{ + if (sizeof(data) != sizeof(match_data)) + return false; + + return memcmp(data, match_data, sizeof(data)) == 0; +} + bool is_msft_a2dp_offload_supported(struct btd_adapter *adapter) { return queue_find(adapter->exps, is_exp_feature_uuid_the_same,