linux-bluetooth Weekly Report - Week 23
Total messages: 299 (190 human, 109 CI/bot)
Weekly Report: linux-bluetooth Mailing List - February 16 - 22, 2026 (Week 08)
22 February 2026
Total messages: 203 (145 human, 58 CI/bot)
Note: Of the 203 messages in the archive, 145 are human-generated and 58 are CI/bot messages. CI/bot messages are excluded from the Top Contributors table and from the Key Patch listings below.
Summary
Busy week with 203 messages in the archive (145 human). Activity centered on kernel device enablement (MediaTek/Quectel), Qualcomm QCC2072 enablement and reviews, BlueZ userspace work (doc/btmon, btpclient reorganization, BAP fixes), and mesh/mgmt robustness fixes. Build/test automation notifications were present in the archive but are not counted in the human-focused items below.
Key Patch Series & Discussions
Kernel Patches
| Topic | From | Affiliation | Status/Notes |
|---|---|---|---|
| Bluetooth: btusb / MediaTek MT7902 / MT7925 device enablement | Sean Wang | MediaTek | Patch series and linux-firmware updates; driver + SDIO patches posted Feb 19–21 |
| dt-bindings & qca: QCC2072 enablement | Vivek Sahu | Qualcomm | v4-v5 series; active review and binding updates Feb 17–18 |
| L2CAP: Fix not checking output MTU on L2CAP_ECRED_CONN_REQ | Luiz Augusto von Dentz | Intel | v1-v3 posted Feb 17–20; iterative fixes and CI feedback |
| mgmt: Fix heap overflow and race condition in mesh handling | Maiquel Paiva | Independent | Ongoing iterations and discussion Feb 19–20 |
| hci_qca: Fix shutdown()/power_off() naming + power-off on rmmod | Bartosz Golaszewski / Hans de Goede reviews | Qualcomm | Patch discussion and rework Feb 16–20 |
| btintel_pcie: snprintf -> strscpy | Thorsten Blum | Independent | Cleanups with testbot feedback Feb 20 |
BlueZ Userspace Patches
| Topic | From | Affiliation | Status/Notes |
|---|---|---|---|
| doc/btmon: Large documentation & analyze features (multiple patches) | Luiz Augusto von Dentz | Intel | Multi-patch doc/monitor series posted Feb 18–20; merged/pushed to repo |
| tools/btpclient: Move to client/btpclient & add GATT support | Frédéric Danis | Collabora | v1-v3 series; refactor and GATT name support posted Feb 16–18 |
| shared/bap: Fix endpoint configuration / BAP fixes | Frederic Danis / Sarveshwar Bajaj | Collabora / NXP | Endpoint configuration fix posted and follow-ups Feb 20 |
| bass: Fix use-after-free when rescanning broadcast sources | Sarveshwar Bajaj | NXP | v1 posted Feb 17; CI and review activity |
| a2dp: connect source profile after sink | Pauli Virtanen | Independent | Posted Feb 16; discussion and minor fixes |
Build & Infrastructure
- Automated CI and testbot notifications were present in the inbox (build successes/failures, patchwork notifications). These automated messages are noted here for completeness but are excluded from contributor counts and the Key Patch listings.
Community
- BlueZ maintainers and contributors continue heavy collaboration on docs and tooling (doc/btmon, btpclient reorganize).
- Bug reports and firmware requests for MediaTek devices received (see Bugzilla / linux-firmware updates).
Bug Reports
- Bug reports requesting MediaTek MT7927/MT7922/RT R8852CE device additions and firmware updates surfaced and were discussed.
Top Contributors (by message count)
| Contributor | Affiliation | Messages |
|---|---|---|
| Luiz Augusto von Dentz | Intel | ~30 |
| Vivek Sahu | Qualcomm | ~8 |
| Sean Wang | MediaTek | ~6 |
| Frédéric Danis | Collabora | ~6 |
| Sarveshwar Bajaj | NXP | ~4 |
| Maiquel Paiva | Independent | ~4 |
| Bartosz Golaszewski | Independent | ~3 |
Merged to master (BlueZ)
Commits pushed to bluez/bluez master during this period (examples):
doc/btmon: Add missing documentation– Luiz Augusto von Dentz (Intel)shared/bap: Fix endpoint configuration– Frederic Danis (Collabora)client/btpclient: Move btpclient to client/btpclient– Frédéric Danis (Collabora)bass: Fix use-after-free when rescanning broadcast sources– Sarveshwar Bajaj (NXP)
Company Focus Areas
Intel
Continued maintainer-driven work: L2CAP correctness fixes, monitor/doc improvements (doc/btmon), and test/monitor helper changes. Luiz (Intel) authored several multi-patch doc/monitor series and protocol fixes that shaped the week’s discussions.
Qualcomm
Focus on chipset enablement and bindings (QCC2072), driver refactoring, and reliability fixes for QCA platforms. Multiple patch series advanced through review, with active feedback from maintainers and CI.
MediaTek
Device enablement and firmware updates for MT7902 / MT7925 families dominated several threads (driver additions, SDIO/USB IDs, and linux-firmware updates).
Collabora
Reorganizing btpclient into client/btpclient and adding GATT Device Name support; also contributed BlueZ userspace fixes and push notifications.
NXP
Worked on BAP/broadcast stability (use-after-free fixes) and endpoint configuration patches.
Others
- Independent contributors and smaller companies (reviewers, maintainers) focused on mesh/mgmt robustness, btintel cleanups, and a2dp improvements.
Notable Trends
- Hardware enablement remains strong: MediaTek device IDs + firmware updates and Qualcomm QCC2072 enablement.
- Documentation & tooling work: Large
doc/btmondocumentation series andbtpclientreorganization improved testability and maintainability. - Continued CI-driven iteration: testbot/patchwork feedback and kernel test robot messages triggered rapid follow-ups and small fixes.