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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2b7a16cfa53sm19489212eec.1.2026.02.01.18.33.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 01 Feb 2026 18:33:58 -0800 (PST) Message-ID: <800555e0-47ca-4d2f-8193-aeef76cdfcec@oss.qualcomm.com> Date: Mon, 2 Feb 2026 10:33:53 +0800 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Mengshi Wu Subject: Re: [PATCH v2 2/2] Bluetooth: hci_qca: Enable HFP hardware offload for WCN6855 To: Dmitry Baryshkov Cc: Bartosz Golaszewski , Marcel Holtmann , Luiz Augusto von Dentz , linux-arm-msm@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, shuai.zhang@oss.qualcomm.com, cheng.jiang@oss.qualcomm.com, chezhou@qti.qualcomm.com, wei.deng@oss.qualcomm.com, yiboz@qti.qualcomm.com References: <20260126162444.4194293-1-mengshi.wu@oss.qualcomm.com> <20260126162444.4194293-3-mengshi.wu@oss.qualcomm.com> <7b9fec28-2272-4ff7-9575-76e72cecada5@oss.qualcomm.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAyMDAyMCBTYWx0ZWRfX5q3UWiJAQd/V gT87kjQOy1i8qHYI7E6y1cHQVToW6QNze/2zp1YG7/an/6CWJUaWB/tWFt7NV7zku36nVMBksm9 fWtdY80PKc9wwKq9gllH90bJDM1/x96K6lqy7KLpqOn6G+PawXD3JIsonf9ueFLrnqwIWV7W0DG D7RCTWfWvRtKPn46vQm3gLEu9jJNlTYdDSkCFLNs9BxvkXz5N0w9pSBnWIR0BnT+Av8c/4wf0OJ bEBJfg6FeVg9RD9Ii/RtNHzW+f/uZ0ZIVTPC2oeQcOQEnzR0/QsbkBgWB5RdCqWgiUsellEOp3T XHqQAn/lYpU/aBlC0vKerTvdDgD+tiseI1BD5k7tZhVQYKxA4wpCpD06n3lWsXR9ql49q+ax8IK HRHCnn02ZCTYvJKAtH+pj9z1Aut5+MQP95epCCVYA9Zux+4ghG+zviGCByNm7h9ZAb+heBBvWVb zWY3Dt1iqTS66DUO0ug== X-Authority-Analysis: v=2.4 cv=J6anLQnS c=1 sm=1 tr=0 ts=69800d18 cx=c_pps a=PfFC4Oe2JQzmKTvty2cRDw==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=fkBO8gU33Nw6SBaqPCgA:9 a=QEXdDO2ut3YA:10 a=6Ab_bkdmUrQuMsNx7PHu:22 X-Proofpoint-ORIG-GUID: 1-5JPMEKdhiJdEZSrQAwiWfG0AKzgWC9 X-Proofpoint-GUID: 1-5JPMEKdhiJdEZSrQAwiWfG0AKzgWC9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-02_01,2026-01-30_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 priorityscore=1501 phishscore=0 suspectscore=0 malwarescore=0 bulkscore=0 adultscore=0 clxscore=1015 spamscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602020020 Hi, On 1/30/2026 10:31 AM, Dmitry Baryshkov wrote: > On Wed, Jan 28, 2026 at 11:17:49AM +0800, Mengshi Wu wrote: >> Hi, >> >> On 1/27/2026 11:06 PM, Dmitry Baryshkov wrote: >>> On Tue, Jan 27, 2026 at 10:32:58AM +0800, Mengshi Wu wrote: >>>> >>>> >>>> On 1/27/2026 1:51 AM, Dmitry Baryshkov wrote: >>>>> On Tue, Jan 27, 2026 at 12:24:44AM +0800, Mengshi Wu wrote: >>>>>> Add QCA_CAP_HFP_HW_OFFLOAD capability flag to WCN6855 device >>>>>> data structures to enable Hands-Free Profile (HFP) hardware >>>>>> offload support on these Qualcomm Bluetooth chipsets. >>>>>> >>>>>> Signed-off-by: Mengshi Wu >>>>>> --- >>>>>> drivers/bluetooth/hci_qca.c | 3 ++- >>>>>> 1 file changed, 2 insertions(+), 1 deletion(-) >>>>>> >>>>> >>>>> Any other chips which would benefit from this flag? If you are setting >>>>> it for WCN6855, I'd assume that it also applies to WCN7850. Should it be >>>>> set for WCN6750? >>>>> >>>> >>>> Thanks for the reminder. This should also apply to WCN7850. WCN6750 is not >>>> considered at this time. >>> >>> What does it mean? It either supports HFP ofload, or not. Does it? >>> >> >> We have not yet enabled the WCN6750 hardware offload feature from the >> software side. Other chips will support this feature subsequently. If >> I add the flag too early, it may be kind of misleading since the feature >> is not really ready yet. > > By the software side do you mean BT firmware or something else? > Yes, firmware. And we will update firmware later to support this feature.