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Wed, 29 Jul 2026 03:30:26 -0700 (PDT) X-Received: by 2002:a05:6a20:2d0b:b0:3c3:a0cd:9d27 with SMTP id adf61e73a8af0-3c8ad4631cfmr7269207637.26.1785321025879; Wed, 29 Jul 2026 03:30:25 -0700 (PDT) Received: from hu-nakella-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-13e7262bc27sm11028649c88.2.2026.07.29.03.30.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jul 2026 03:30:25 -0700 (PDT) From: Naga Bhavani Akella To: linux-bluetooth@vger.kernel.org Cc: luiz.dentz@gmail.com, quic_mohamull@quicinc.com, quic_hbandi@quicinc.com, quic_anubhavg@quicinc.com, Naga Bhavani Akella Subject: [PATCH BlueZ v2 0/3] Add CS procedure data aggregation and D-Bus export Date: Wed, 29 Jul 2026 16:00:16 +0530 Message-Id: <20260729103019.4178720-1-naga.akella@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNzI5MDA4NiBTYWx0ZWRfX2XE+VG8AwdI0 CVucjh/nXnSdXOPPPSEj5QpX2fGp+WSsR6hy4DYIwy6lIbGbr4FQQqyvTUaGTzVkVRapp302mML /Rvxok0kmfbVjAkZZSzgu3jYBXfsZwU= X-Proofpoint-ORIG-GUID: CDA7DkvvcbZwmw3tGzp4_tnmo_34PQbN X-Proofpoint-GUID: CDA7DkvvcbZwmw3tGzp4_tnmo_34PQbN X-Authority-Analysis: v=2.4 cv=AaaB2XXG c=1 sm=1 tr=0 ts=6a69d642 cx=c_pps a=Oh5Dbbf/trHjhBongsHeRQ==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=oIet3pLuq376Fm42oFoA:9 a=_Vgx9l1VpLgwpw_dHYaR:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzI5MDA4NiBTYWx0ZWRfX2o/TDGHztN0q rqEwntaLE1We/YC/1STDmuDfw00adObn/t599noKvJm3lySAXqgKZNlEr+Iwn6mu+yt8v596Dmt spqq7z0lcZ9eV1KBD+I3rfANScDj7YxgTDap54xb7ZltdN7GYZ/AGlCSVXzLlXTxFYJxgiUaE0G 6Ol7ABNJ83OPlE0YpeO6g+mYLhMcTviZUa3eM+z1FS0nMYM4HmpXxX38EQXj8fnoOY8fGkikTJ/ EAU+7RCpqkWxP8KXy8X/tuOb7o7Xf2Jfl8e7l8KrR8wrza08r/DoxPHw7Fl4F+NgAOxv31xkLPT a2DnAcD2Ep735fGuHjlh8vM4aWzx0TC8yl0aA2tkRVK+rJCGwcG7VWGi8MEpqLqGJbltnPsda2r +eil5BOslc1FcnqIH2LF+H5+w1Y1c2lUeb5rzgLnqLJwmtS/DF/HXc66rC2btpJzQbS6Tzhf0yi 8pVDD0TZCOhuQ6vRRXg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-29_03,2026-07-28_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 spamscore=0 phishscore=0 impostorscore=0 clxscore=1015 malwarescore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607290086 This series adds support for collecting, aggregating, and exporting Channel Sounding procedure data to userspace. The first patch introduces a new procedure-data aggregation layer in shared/rap. It tracks local initiator and remote reflector results for each procedure, combines them once both sides are complete, and provides a callback-based API for consumers. The second patch builds on this infrastructure by serializing completed CS procedure data into a binary blob and exposing it through a new ProcedureData signal on the CS D-Bus interface. This allows external ranging estimation daemons to consume raw controller measurement data without requiring BlueZ to expose or maintain a fixed D-Bus structure for evolving CS result formats. The final patch updates the D-Bus API documentation to reflect the new signal format Naga Bhavani Akella (2): profiles/ranging: Emit CS ProcedureData signal over D-Bus doc: Update ProcedureData signal doc for byte-blob format Prathibha Madugonde (1): shared/rap: Add bcs_procedure_data aggregation and procedure data API doc/org.bluez.ChannelSounding1.rst | 365 ++++++---------- profiles/ranging/rap.c | 285 +++++++++++- profiles/ranging/rap_hci.c | 59 +++ src/shared/rap.c | 673 +++++++++++++++++++++++++++-- src/shared/rap.h | 50 +++ 5 files changed, 1153 insertions(+), 279 deletions(-) --