From patchwork Wed Sep 8 08:51:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Hwang X-Patchwork-Id: 12480625 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,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 DBDEAC433F5 for ; Wed, 8 Sep 2021 08:51:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B2C7B61176 for ; Wed, 8 Sep 2021 08:51:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351177AbhIHIwk (ORCPT ); Wed, 8 Sep 2021 04:52:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38930 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350217AbhIHIwk (ORCPT ); Wed, 8 Sep 2021 04:52:40 -0400 Received: from mail-pj1-x102b.google.com (mail-pj1-x102b.google.com [IPv6:2607:f8b0:4864:20::102b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD7F7C061757 for ; Wed, 8 Sep 2021 01:51:32 -0700 (PDT) Received: by mail-pj1-x102b.google.com with SMTP id gp20-20020a17090adf1400b00196b761920aso979437pjb.3 for ; Wed, 08 Sep 2021 01:51:32 -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:mime-version :content-transfer-encoding; bh=C7vMB4x/Wb37AldCIAXgjMXYhtwhLXldtwUSdZamrps=; b=naRme10Kjn9PE7VIELGWd6j9EhiDueS0iAysmAUryLbxvmirvNCjsudOAJjSgNYvfO rhMOlCLlCgSHNvy91r9BQrA3jZJW3ed+XzCcwX2HuAf5gm/R81oyHjlvtwwu5ElsseBO MHffa+iaYw7D5t0JbTI/i6ZqMWNqJ1sh5g6gE= 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:mime-version :content-transfer-encoding; bh=C7vMB4x/Wb37AldCIAXgjMXYhtwhLXldtwUSdZamrps=; b=ig4fl3fKmsCCU3W3Qzw1XjTL8SsQyP+hPmaW26EFh+vza/sJKqqsx9GX6CKx+jxPrb 0qyWR5/3IHp0SJryG/vsJVGxF6lGuNBUCqjNRHM4aSlspqqrPERINjGVqrjDZOTK/rNE XpO+l+mcSyP0zVi8BQgWBTKCIPZJZrTr8QIx9NCuvt4VvtYnfV6O64drroiuBQ2/leBT aUxeICHwfuugtfXu95530mOd+4khw1lMD6EwZdUJ2VrcRwRrvn5+FMD2+DUxXd1YavT0 K3FYe0hwmsqoLFWH1OqCUI4iprErAHQoyiu8rUa/WefevbbG1w4sGvoV2yjptYW4Zx0n elLA== X-Gm-Message-State: AOAM5329KWjwRxOfCpYa6ZAiPqQaHn5BURz13/GeutL9ALdWyR2HtV4d m5CtlewcoBeaQ28PwTZxLRbaHt9MB7SbCg== X-Google-Smtp-Source: ABdhPJwfpK6c0euMJ5wcalgYvT9mdb+fN76do4pBn+iXOZLclZxVe5xIHsgUkJJD/552ayAvYo0kuQ== X-Received: by 2002:a17:90a:eb0d:: with SMTP id j13mr2849648pjz.163.1631091092055; Wed, 08 Sep 2021 01:51:32 -0700 (PDT) Received: from josephsih-z840.tpe.corp.google.com ([2401:fa00:1:10:6939:f2f4:4be:bf22]) by smtp.gmail.com with ESMTPSA id i7sm2116694pgd.56.2021.09.08.01.51.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 01:51:31 -0700 (PDT) From: Joseph Hwang To: linux-bluetooth@vger.kernel.org, marcel@holtmann.org, luiz.dentz@gmail.com, pali@kernel.org Cc: chromeos-bluetooth-upstreaming@chromium.org, josephsih@google.com, Joseph Hwang , Miao-chen Chou , Johan Hedberg , linux-kernel@vger.kernel.org Subject: [PATCH v1 1/3] Bluetooth: btandroid: Support Android Bluetooth Quality Report Date: Wed, 8 Sep 2021 16:51:17 +0800 Message-Id: <20210908165017.v1.1.I17f57656757b83a1c0fb4b78525d8aca581725db@changeid> X-Mailer: git-send-email 2.33.0.153.gba50c8fa24-goog MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Add the btandroid.c file to support Android BQR commands. This module may be referenced by btusb, btrtl, and hci_qca when a Bluetooth controller supports the Android Bluetooth Quality Report. Reviewed-by: Miao-chen Chou Signed-off-by: Joseph Hwang --- drivers/bluetooth/Makefile | 1 + drivers/bluetooth/btandroid.c | 106 ++++++++++++++++++++++++++++++++++ drivers/bluetooth/btandroid.h | 10 ++++ 3 files changed, 117 insertions(+) create mode 100644 drivers/bluetooth/btandroid.c create mode 100644 drivers/bluetooth/btandroid.h diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile index 16286ea2655d..4d5d010bb947 100644 --- a/drivers/bluetooth/Makefile +++ b/drivers/bluetooth/Makefile @@ -13,6 +13,7 @@ obj-$(CONFIG_BT_HCIBT3C) += bt3c_cs.o obj-$(CONFIG_BT_HCIBLUECARD) += bluecard_cs.o obj-$(CONFIG_BT_HCIBTUSB) += btusb.o +obj-$(CONFIG_BT_HCIBTUSB) += btandroid.o obj-$(CONFIG_BT_HCIBTSDIO) += btsdio.o obj-$(CONFIG_BT_INTEL) += btintel.o diff --git a/drivers/bluetooth/btandroid.c b/drivers/bluetooth/btandroid.c new file mode 100644 index 000000000000..fffacc8d67cc --- /dev/null +++ b/drivers/bluetooth/btandroid.c @@ -0,0 +1,106 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Support for Android Bluetooth Quality Report (BQR) specifications + * https://source.android.com/devices/bluetooth/hci_requirements + * + * Copyright (C) 2021 Google Corporation + */ + +#include + +#include +#include + +#include "btandroid.h" + +#define VERSION "0.1" + +/* + * Reference for the command op codes and parameters below: + * https://source.android.com/devices/bluetooth/hci_requirements#bluetooth-quality-report-command + */ +#define BQR_COMMAND_OCF 0x015e +#define BQR_OPCODE hci_opcode_pack(0x3f, BQR_COMMAND_OCF) + +/* report action */ +#define REPORT_ACTION_ADD 0x00 +#define REPORT_ACTION_DELETE 0x01 +#define REPORT_ACTION_CLEAR 0x02 + +/* BQR event masks */ +#define QUALITY_MONITORING (1 << 0) +#define APPRAOCHING_LSTO (1 << 1) +#define A2DP_AUDIO_CHOPPY (1 << 2) +#define SCO_VOICE_CHOPPY (1 << 3) + +#define DEFAULT_BQR_EVENT_MASK (QUALITY_MONITORING | APPRAOCHING_LSTO | \ + A2DP_AUDIO_CHOPPY | SCO_VOICE_CHOPPY) + +/* + * Reporting at seconds so as not to stress the controller too much. + * Range: 0 ~ 65535 ms + */ +#define DEFALUT_REPORT_INTERVAL_MS 5000 + +struct android_bqr_cp { + __u8 report_action; + __u32 event_mask; + __u16 min_report_interval; +} __packed; + +static int enable_quality_report(struct hci_dev *hdev) +{ + struct sk_buff *skb; + struct android_bqr_cp cp; + + cp.report_action = REPORT_ACTION_ADD; + cp.event_mask = DEFAULT_BQR_EVENT_MASK; + cp.min_report_interval = DEFALUT_REPORT_INTERVAL_MS; + + skb = __hci_cmd_sync(hdev, BQR_OPCODE, sizeof(cp), &cp, + HCI_CMD_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_err(hdev, "Enabling Android BQR failed (%ld)", + PTR_ERR(skb)); + return PTR_ERR(skb); + } + + kfree_skb(skb); + return 0; +} + +static int disable_quality_report(struct hci_dev *hdev) +{ + struct sk_buff *skb; + struct android_bqr_cp cp = { 0 }; + + cp.report_action = REPORT_ACTION_CLEAR; + + skb = __hci_cmd_sync(hdev, BQR_OPCODE, sizeof(cp), &cp, + HCI_CMD_TIMEOUT); + if (IS_ERR(skb)) { + bt_dev_err(hdev, "Disabling Android BQR failed (%ld)", + PTR_ERR(skb)); + return PTR_ERR(skb); + } + + kfree_skb(skb); + return 0; +} + +int btandroid_set_quality_report(struct hci_dev *hdev, bool enable) +{ + bt_dev_info(hdev, "quality report enable %d", enable); + + /* Enable or disable the quality report feature. */ + if (enable) + return enable_quality_report(hdev); + else + return disable_quality_report(hdev); +} +EXPORT_SYMBOL_GPL(btandroid_set_quality_report); + +MODULE_AUTHOR("Google"); +MODULE_DESCRIPTION("Support for Android Bluetooth Specification " VERSION); +MODULE_VERSION(VERSION); +MODULE_LICENSE("GPL"); diff --git a/drivers/bluetooth/btandroid.h b/drivers/bluetooth/btandroid.h new file mode 100644 index 000000000000..6abc9e8e0838 --- /dev/null +++ b/drivers/bluetooth/btandroid.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Bluetooth support for Android specifications + * + * Copyright (C) 2021 Google Corporation + */ + +#include + +int btandroid_set_quality_report(struct hci_dev *hdev, bool enable); From patchwork Wed Sep 8 08:51:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Hwang X-Patchwork-Id: 12480627 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,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 A627FC433EF for ; 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Wed, 08 Sep 2021 01:51:37 -0700 (PDT) Received: from josephsih-z840.tpe.corp.google.com ([2401:fa00:1:10:6939:f2f4:4be:bf22]) by smtp.gmail.com with ESMTPSA id i7sm2116694pgd.56.2021.09.08.01.51.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 01:51:37 -0700 (PDT) From: Joseph Hwang To: linux-bluetooth@vger.kernel.org, marcel@holtmann.org, luiz.dentz@gmail.com, pali@kernel.org Cc: chromeos-bluetooth-upstreaming@chromium.org, josephsih@google.com, Joseph Hwang , Miao-chen Chou , Johan Hedberg , linux-kernel@vger.kernel.org Subject: [PATCH v1 2/3] CHROMIUM: drivers: bluetooth: set up Qualcomm WCN399x for Android BQR commands Date: Wed, 8 Sep 2021 16:51:18 +0800 Message-Id: <20210908165017.v1.2.Ie2014b5e6ed62dee26015805cf9c9b00d8dc64e5@changeid> X-Mailer: git-send-email 2.33.0.153.gba50c8fa24-goog In-Reply-To: <20210908165017.v1.1.I17f57656757b83a1c0fb4b78525d8aca581725db@changeid> References: <20210908165017.v1.1.I17f57656757b83a1c0fb4b78525d8aca581725db@changeid> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This patch sets up Qualcomm WCN399x to support the Android BQR commands. Reviewed-by: Miao-chen Chou Signed-off-by: Joseph Hwang --- drivers/bluetooth/hci_qca.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 53deea2eb7b4..bf576046681d 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -38,6 +38,7 @@ #include "hci_uart.h" #include "btqca.h" +#include "btandroid.h" /* HCI_IBS protocol messages */ #define HCI_IBS_SLEEP_IND 0xFE @@ -1730,6 +1731,7 @@ static int qca_setup(struct hci_uart *hu) if (qca_is_wcn399x(soc_type) || qca_is_wcn6750(soc_type)) { set_bit(HCI_QUIRK_USE_BDADDR_PROPERTY, &hdev->quirks); + hdev->set_quality_report = btandroid_set_quality_report; ret = qca_read_soc_version(hdev, &ver, soc_type); if (ret) From patchwork Wed Sep 8 08:51:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Hwang X-Patchwork-Id: 12480629 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,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 6CE72C433EF for ; Wed, 8 Sep 2021 08:51:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 53D8961165 for ; Wed, 8 Sep 2021 08:51:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351228AbhIHIwv (ORCPT ); Wed, 8 Sep 2021 04:52:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351211AbhIHIws (ORCPT ); Wed, 8 Sep 2021 04:52:48 -0400 Received: from mail-pf1-x436.google.com (mail-pf1-x436.google.com [IPv6:2607:f8b0:4864:20::436]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 795D8C061757 for ; Wed, 8 Sep 2021 01:51:41 -0700 (PDT) Received: by mail-pf1-x436.google.com with SMTP id y17so1337878pfl.13 for ; Wed, 08 Sep 2021 01:51:41 -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=M/jz9wO1SGt/hhEdg1yAC3RPmMu7W7zoLXVtu4Hp5Dg=; b=COln1LhUlpdbBNv7AiMt4WJskJaa/MnLPpGyV/sUrX7ef4Xoqvy0pw60LCloN+goca No+MlB7yV9b3cblusxeFl1+dumSB86tkFB+b4qGn9uWGJIPhU/te/y3omPv5wWgJ9yqH MEQA5+AYurrdFbWHe6vUJg+uFqee9QQP4Jvjc= 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=M/jz9wO1SGt/hhEdg1yAC3RPmMu7W7zoLXVtu4Hp5Dg=; b=mnIvuke0+ITGnIxU5PY1eCtaXJ/3bpT20Tgcdqyges0iyoxDDETEiPTxaRJwWfhz6I HhePWND+TRlMRvcX0Tv8n0EpzbSiquC1zksPC7jrzsfuYD90TJUNZoxgzlCtzgSlud0y UjvyInDTnATZFrseczhaY9yqn65q+kiSRjYJRs7Xc7yG86M5dlrfWaLkZvuBiWnd4b7O gPs0c7wCTBxEFJimti0WJpnmIJR0m9WEds5p0yROikX3HMGZHWX7NxQEcwveIs1x9we+ nAc5TvoH8t6RSOrgc9hCii8MkPmptQaG5p5njePHnON1/4a/t0OS23jGWe4U9sMzeoTy mrzg== X-Gm-Message-State: AOAM532N5Z9blVu8/2zTr8f/Q1aPfS/1XNydzH1VYX3+RXIPlNl33ANZ 5VVukVa7eHK/jdgnfMOp6oy6zCr8xg6M4Q== X-Google-Smtp-Source: ABdhPJzxPQ9K0dGDUzSIQ1ned5DbSJP79RI/JGsFbp1BIxMp7ZGSwI+GCuyKPB5kCKlRWIXFLwtODw== X-Received: by 2002:a05:6a00:a10:b0:412:448c:89c7 with SMTP id p16-20020a056a000a1000b00412448c89c7mr2549250pfh.83.1631091100780; Wed, 08 Sep 2021 01:51:40 -0700 (PDT) Received: from josephsih-z840.tpe.corp.google.com ([2401:fa00:1:10:6939:f2f4:4be:bf22]) by smtp.gmail.com with ESMTPSA id i7sm2116694pgd.56.2021.09.08.01.51.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 01:51:40 -0700 (PDT) From: Joseph Hwang To: linux-bluetooth@vger.kernel.org, marcel@holtmann.org, luiz.dentz@gmail.com, pali@kernel.org Cc: chromeos-bluetooth-upstreaming@chromium.org, josephsih@google.com, Joseph Hwang , Miao-chen Chou , Johan Hedberg , linux-kernel@vger.kernel.org Subject: [PATCH v1 3/3] CHROMIUM: drivers: bluetooth: set up Realtek 8822CE for Android BQR commands Date: Wed, 8 Sep 2021 16:51:19 +0800 Message-Id: <20210908165017.v1.3.Ic8dcac2622d16775748f9d36c0a5e893372aa48d@changeid> X-Mailer: git-send-email 2.33.0.153.gba50c8fa24-goog In-Reply-To: <20210908165017.v1.1.I17f57656757b83a1c0fb4b78525d8aca581725db@changeid> References: <20210908165017.v1.1.I17f57656757b83a1c0fb4b78525d8aca581725db@changeid> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This patch sets up Realtek 8822CE to support the Android BQR commands. Reviewed-by: Miao-chen Chou Signed-off-by: Joseph Hwang --- drivers/bluetooth/btrtl.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 1f8afa0244d8..e0bcdbe03eca 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -14,6 +14,7 @@ #include #include "btrtl.h" +#include "btandroid.h" #define VERSION "0.1" @@ -740,12 +741,13 @@ void btrtl_set_quirks(struct hci_dev *hdev, struct btrtl_device_info *btrtl_dev) /* Enable central-peripheral role (able to create new connections with * an existing connection in slave role). */ - /* Enable WBS supported for the specific Realtek devices. */ + /* Enable WBS and quality report supported by the specific devices. */ switch (btrtl_dev->project_id) { case CHIP_ID_8822C: case CHIP_ID_8852A: set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); + hdev->set_quality_report = btandroid_set_quality_report; break; default: rtl_dev_dbg(hdev, "Central-peripheral role not enabled.");