
Linux PCI Expert
2 weeks ago
**Job Summary**
We are seeking a seasoned Linux PCI Device Lead to drive the development and maintenance of PCI and PCIe subsystems and drivers in the Linux kernel.
The ideal candidate will have extensive experience with Linux kernel internals, especially drivers/pci and subsystems like hotplug, MSI, IOMMU, DMA API.
A strong understanding of power management (runtime, suspend/resume flows) for PCI devices is also required.
Responsibilities- Drive design, development, and maintenance of PCI and PCIe subsystems and drivers in the Linux kernel.
- Ensure seamless enumeration, configuration, power management, and hotplug support for PCI enablement and bring-up.
- Lead platform bring-up activities involving PCI/PCIe devices (e.g., network, storage, GPU, NVMe).
- Deep understanding of Linux kernel internals, especially drivers/pci and subsystems like hotplug, MSI, IOMMU, DMA API.
- Hands-on experience with PCIe Gen3/Gen4/Gen5 devices and related PHY bring-up issues.
- Familiarity with ARM64 and x86 architectures, DT/ACPI handling for PCI devices.
- Proficient in C programming, Linux kernel debugging (GDB, crash dumps), and tools like dmesg, lspci, pcie_check.
- Expertise in power management (runtime, suspend/resume flows) for PCI devices.
- Contribute patches upstream to the Linux kernel PCI subsystem.
- Ensure compliance with PCI-SIG and Linux kernel community best practices.
We value expertise, innovation, and collaboration. If you're passionate about driving technical excellence, we'd love to hear from you.
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