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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-143243bfbe3sm25794c88.11.2026.09.03.07.47.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Sep 2026 07:47:40 -0700 (PDT) From: Zijun Hu Date: Thu, 03 Sep 2026 07:47:15 -0700 Subject: [PATCH BlueZ v3 3/4] doc/hci-protocol: Add BT_RECV_VENDOR_PKT socket option for HCI_CHANNEL_USER Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260903-vendor_hci-v3-3-015d62a57c91@oss.qualcomm.com> References: <20260903-vendor_hci-v3-0-015d62a57c91@oss.qualcomm.com> In-Reply-To: <20260903-vendor_hci-v3-0-015d62a57c91@oss.qualcomm.com> To: Marcel Holtmann , Luiz Augusto von Dentz Cc: Zijun Hu , linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.15.2 X-Proofpoint-GUID: _Fu6r_JSsCY8YEOlqbc5og1QvnEuqIWa X-Authority-Analysis: v=2.4 cv=TqjWQjXh c=1 sm=1 tr=0 ts=6a99888f cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=wa7QpaTpAAAA:8 a=Ydnp389x0cl5jbVLM_IA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 a=ehqneT2-Ts4HTEaPPMaO:22 X-Proofpoint-ORIG-GUID: _Fu6r_JSsCY8YEOlqbc5og1QvnEuqIWa X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAzMDEyOCBTYWx0ZWRfXywUmzhXfIxdD ilwGeJaPsIimp+5Ir0gUxXiEmvhitJeR5LpeFDiSEIr9JDEZwF3g+V/hdiKcisU24x+BRBlLU7q 99wBXTT828/bVKhM0k4/7UOzZ11l4eUBxhLiIm0D8noirTjv+3nkPUp+BopNXJ4sUkB7B9lyO6o 4c+nz9nL5g0IocHM2hhz3Fx4X6w1ouBdVk/DZBw4A5TYHDgiNDDFOKdQj7yuyUvtuVgVqUtyNgD vCDAcm25AQKpWH9tPQIpfJza3VxKgBd/nMKcighzQ+nbEGYFF8TTStA//zsI384ZOmpERDf3yFW tH0bbmIjVluJsH/O6WgCxQY4xuYVXObEq68oQzkTVakBB4LFHyKNafs4k8xOn0awbrd2bcIuaDw 1kjYDeb7jw1YWmwIc2hjCrcIGGj8GqwyNq/NmBlajFOkw/4HByvsMcr1k7Gj+HiHKhh5tZZf4AN J9NGshdv/HyS6XCbruQ== X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAzMDEyOCBTYWx0ZWRfXyC8xHp0i/Z75 gmcn9DchGrZHlFfLCtElEkil5SqcWanI0JCL+2/LecoRtFm2p3r3ml8MNxd/9XAz6eE4VHJ9Ea6 0sX0f9rcVvzckS6KsBuZX08bNmBVvWs= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-03_04,2026-09-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 adultscore=0 clxscore=1015 malwarescore=0 spamscore=0 priorityscore=1501 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609030128 BT_RECV_VENDOR_PKT controls receiving vendor packets over HCI_CHANNEL_USER. Disabled by default to avoid regressions for existing applications. --- doc/hci-protocol.rst | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/doc/hci-protocol.rst b/doc/hci-protocol.rst index db10b35df736..53734a0037a9 100644 --- a/doc/hci-protocol.rst +++ b/doc/hci-protocol.rst @@ -131,16 +131,34 @@ Example: uint16_t mtu; socklen_t len; int err; len = sizeof(mtu); err = getsockopt(sock, SOL_BLUETOOTH, BT_RCVMTU, &mtu, &len); +BT_RECV_VENDOR_PKT (since Linux 7.3) +------------------------------------ + +Control receiving vendor packets, requires hci_channel to be set to +HCI_CHANNEL_USER. + +Default is disabled. + +Example: + +.. code-block:: + + uint32_t enable = 1; + int err; + + err = setsockopt(fd, SOL_BLUETOOTH, BT_RECV_VENDOR_PKT, &enable, + sizeof(enable)); + RESOURCES ========= http://www.bluez.org REPORTING BUGS ============== -- 2.34.1