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En-Wei Wu

PROFILE

En-wei Wu

Worked on enhancing Linux kernel hardware compatibility by adding support for the MediaTek MT7925 USB Bluetooth chip in the geerlingguy/linux repository. This involved updating the btusb driver’s device ID list in C to include the MT7925’s Vendor and Product IDs, enabling the kernel to recognize and initialize the hardware automatically. The work demonstrated skills in Linux kernel driver development, embedded systems, and USB device ID management. By enabling plug-and-play operation for MT7925-equipped devices, the update reduced user support incidents related to Bluetooth initialization and aligned kernel support with current hardware, improving device onboarding and overall user experience.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
2
Activity Months1

Your Network

1577 people

Shared Repositories

1201

Work History

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 (2025-07) – Key feature delivered: Added MediaTek MT7925 USB Bluetooth chip support to the Linux BT USB driver by updating the btusb device ID list. Specifically, added VID/PID 0489/e14e to enable the kernel to identify and initialize MT7925 USB Bluetooth hardware. Commit reference: 942873c8137fe0015ab37f62f159d88079859c5e. No major bugs fixed this month in this area. Overall impact and accomplishments: Enhanced hardware compatibility for MT7925-equipped devices, enabling plug-and-play operation, reducing user support incidents related to Bluetooth initialization, and aligning kernel support with current hardware shipments. Demonstrates end-to-end feature delivery from code change to kernel-level integration and user impact. Technologies/skills demonstrated: Linux kernel driver development (btusb), C programming, USB device ID handling, patching and maintaining kernel code, Git-based change tracing, cross-functional collaboration with hardware teams. Business value: Improves device support coverage, reduces time-to-onboard MT7925 devices, and strengthens the product’s reputation for reliable hardware compatibility.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C

Technical Skills

Driver DevelopmentEmbedded Systems

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

geerlingguy/linux

Jul 2025 Jul 2025
1 Month active

Languages Used

C

Technical Skills

Driver DevelopmentEmbedded Systems