xilinx_pcie_valid_device(9)

✨ xilinx_pcie_valid_device(9) ✨

okay so bestie, welcome to the kernel API manual 💖 this little beauty lives in the Kernel API Manual and today we're learning xilinx_pcie_valid_device — literally just checking if there's a valid device present on the bus 🌸 iykyk.

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🎀 NAME 🎀

xilinx_pcie_valid_device — check if a valid device is present on bus ✨

Like, that's the whole vibe check: is a device actually there or not 💅

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🦋 SYNOPSIS 🦋

bool xilinx_pcie_valid_device (struct pci_bus *bus , unsigned int devfn
);

yep, that's it — she returns a bool, no cap 🙈

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🌈 ARGUMENTS 🌈

• bus — the PCI Bus structure 💫 this is your bus, the whole scene, the main character energy of the PCI world.
• devfn — device/function 🔥 that's the device-and-function combo you're asking about, love that for you.

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💜 RETURN 💜

okay so ngl, this section is just... blank in the original 😭 nothing listed here. No description of what it hands back, so I'm not gonna invent one — go check the source if you need the deets, bestie 🫶

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👑 SEE ALSO 👑

kernel file ./drivers/pci/controller/pcie-xilinx.c — struct xilinx_pcie(9) 💖 and her whole friend group:

• xilinx_pcie_clear_err_interrupts(9)
• xilinx_pcie_map_bus(9)
• xilinx_pcie_intx_map(9)
• xilinx_pcie_intr_handler(9)
• xilinx_pcie_init_irq_domain(9)
• xilinx_pcie_init_port(9)
• xilinx_pcie_parse_dt(9)
• xilinx_pcie_probe(9)

like, the whole squad, periodt 🌟

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🧚 friendly reminder: RETURN is genuinely empty in this page — no fabricated lore, okay? we stay factual in this group chat 😌

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kisses and slay, this page came from ./drivers/pci/controller and is dated October 2026 ⭐ xilinx_pcie_valid_device(9) out 💅💖