From patchwork Wed Nov 29 08:18:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zijun Hu X-Patchwork-Id: 13472400 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="AWDitdRa" Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B89210F0 for ; Wed, 29 Nov 2023 00:19:02 -0800 (PST) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3AT3xrmX024941; Wed, 29 Nov 2023 08:18:40 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=96kKdDSK2qP4aCK6j4CMWfy/CYikfN77AJe38L0cZLI=; b=AWDitdRa9WTqF3yN5shAceW6BtTbR+sY7DXUYdss/SeCT2NJD/Uy030Qs0XWb+H9QT7S OsqWwBnqaZUUUggNgarLfeYPci/7KG1ebljerAwNV3ExnrxFWHvFP9lgIglEGr/Pn58Z 7+tiqb2mauU/nRnkYP7XLEmpGbIFylc48O4q+rqcfsTNfeTkSCjLqA1Aqs7LfKcFeLxN F8mC6odjzvsDaJx3f2nrdT0G/PzkIR3lbU84PE7Ur7VP0vf3UyQNz6ZaKj764TA3Fotl plFFGwhWNw83Cc3kazSDdGb+Qju6ZyNzQp+Skc8uLkm+mJWhg52/YClj9RbgK3/nqcLo ig== Received: from nasanppmta02.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3unmra9rmn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 29 Nov 2023 08:18:39 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3AT8IdkZ012684 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 29 Nov 2023 08:18:39 GMT Received: from zijuhu-gv.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Wed, 29 Nov 2023 00:18:37 -0800 From: Zijun Hu To: , , CC: , , Zijun Hu Subject: [PATCH v2 2/2] Bluetooth: qca: Support SCO offload for QCA2066 Date: Wed, 29 Nov 2023 16:18:26 +0800 Message-ID: <1701245906-10660-3-git-send-email-quic_zijuhu@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1701245906-10660-1-git-send-email-quic_zijuhu@quicinc.com> References: <1699251565-28759-1-git-send-email-quic_zijuhu@quicinc.com> <1701245906-10660-1-git-send-email-quic_zijuhu@quicinc.com> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: BjuSu71CR0aA2ZNcxbgG0LWlYG-p09U_ X-Proofpoint-ORIG-GUID: BjuSu71CR0aA2ZNcxbgG0LWlYG-p09U_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-29_05,2023-11-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 malwarescore=0 priorityscore=1501 suspectscore=0 mlxscore=0 clxscore=1015 lowpriorityscore=0 bulkscore=0 adultscore=0 spamscore=0 phishscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311290060 In order to support SCO offload for QCA2066, ALL BTHOST needs to do is specifying both Input_Data_Path and Output_Data_Path as 0x01 for HCI_Enhanced_Setup_Synchronous_Connection, and it is implemented by this change. Signed-off-by: Zijun Hu --- drivers/bluetooth/hci_qca.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 35f74f209d1f..970b1bcf7dde 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -1815,6 +1815,26 @@ static void hci_coredump_qca(struct hci_dev *hdev) kfree_skb(skb); } +static int qca_get_data_path_id(struct hci_dev *hdev, __u8 *data_path_id) +{ + /* QCA uses 1 as non-HCI data path id for HFP */ + *data_path_id = 1; + return 0; +} + +static int qca_configure_sco_offload(struct hci_dev *hdev) +{ + bt_dev_info(hdev, "HFP non-HCI data transport is supported"); + hdev->get_data_path_id = qca_get_data_path_id; + /* Do not need to send HCI_Configure_Data_Path to configure QCA non-HCI + * data transport since HCI_Enhanced_Setup_Synchronous_Connection is + * enough for QCA controller to configure HFP data transport, so set + * below field as NULL. + */ + hdev->get_codec_config_data = NULL; + return 0; +} + static int qca_setup(struct hci_uart *hu) { struct hci_dev *hdev = hu->hdev; @@ -1969,6 +1989,10 @@ static int qca_setup(struct hci_uart *hu) hu->hdev->set_bdaddr = qca_set_bdaddr_rome; else hu->hdev->set_bdaddr = qca_set_bdaddr; + + if (soc_type == QCA_QCA2066) + qca_configure_sco_offload(hdev); + qca->fw_version = le16_to_cpu(ver.patch_ver); qca->controller_id = le16_to_cpu(ver.rom_ver); hci_devcd_register(hdev, hci_coredump_qca, qca_dmp_hdr, NULL);