pci_is_bridge(9)

💖 pci_is_bridge(9) 💖

okay so bestie, welcome to the Kernel API Manual — yes that's pci_is_bridge(9) in the header, we're literally in the kernel docs rn and it's giving main character energy ✨

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🌸 NAME 🌸

pci_is_bridge — check if the PCI device is a bridge 🫶

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🎀 SYNOPSIS 🎀

bool pci_is_bridge (struct pci_dev *dev );

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🦋 ARGUMENTS 🦋

• dev — PCI device 💅 that's it, that's the whole argument, she's lowkey simple like that

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✨ DESCRIPTION ✨

Return true if the PCI device is a bridge whether it has subordinate or not.

fr fr, that's the whole vibe check: bridge or not a bridge. no notes. 😭✨

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🔥 SEE ALSO 🔥

the way this list EATS, i'm obsessed — every single one of these is in Kernel file ./include/linux/pci.h 👑

• enum pci_interrupt_pin(9)
• pci_channel_state_t(9)
• pci_is_vga(9)
• pci_is_display(9)
• struct pci_driver(9)
• PCI_DEVICE(9)
• PCI_DEVICE_DRIVER_OVERRIDE(9)
• PCI_DRIVER_OVERRIDE_DEVICE_VFIO(9)
• PCI_DEVICE_SUB(9)
• PCI_DEVICE_CLASS(9)
• PCI_VDEVICE(9)
• PCI_VDEVICE_SUB(9)
• PCI_DEVICE_DATA(9)
• pcie_capability_clear_and_set_word(9)
• pci_bus_for_each_resource(9)
• module_pci_driver(9)
• builtin_pci_driver(9)
• pci_irq_type(9)
• pci_irqd_intx_xlate(9)
• pci_resource_is_io(9)
• pci_resource_is_mem(9)
• pci_pcie_cap(9)
• pci_is_pcie(9)
• pcie_caps_reg(9)
• pci_pcie_type(9)
• pcie_find_root_port(9)
• pci_vpd_alloc(9)
• pci_vpd_find_id_string(9)
• pci_vpd_find_ro_info_keyword(9)
• pci_vpd_check_csum(9)
• pci_ari_enabled(9)
• pci_is_thunderbolt_attached(9)

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like, that's a lot of reading bestie, but iykyk — go click through them, they're all gonna be there 🌈⭐

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and that's the page!! no cap, we slayed it 💜🥳

source: ./include/linux · dated: October 2026 · pci_is_bridge(9) — bye bestie, go check some bridges 🎀💖🧚