dw_pcie_ep_cleanup(9)

💅 dw_pcie_ep_cleanup(9) — Kernel API Manual, bestie edition ✨

okay so welcome to dw_pcie_ep_cleanup(9) from the Kernel API Manual — this is the page about cleaning up DWC EP resources after a fundamental reset, and yes it is giving very specific PCIe controller energy 🫶

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🌸 NAME

Cleanup DWC EP resources after fundamental reset 🧹✨

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✨ SYNOPSIS

void dw_pcie_ep_cleanup (struct dw_pcie_ep *ep );

it’s a void function, so there’s no return value to catch — just cleanup vibes 💅

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🫶 ARGUMENTS

• ep — DWC EP device, aka the main character of this cleanup moment 🎀

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🧚 DESCRIPTION

so basically this cleans up the DWC EP specific resources like eDMA etc... after a fundamental reset like PERST# 🌈

lowkey important note: this API is only applicable for drivers supporting PERST# or any other methods of fundamental reset 👑 no cap.

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💜 SEE ALSO

• Kernel file ./drivers/pci/controller/dwc/pcie-designware-ep.c 🦋
• dw_pcie_ep_get_func_from_ep(9)
• dw_pcie_ep_reset_bar(9)
• dw_pcie_ep_raise_intx_irq(9)
• dw_pcie_ep_raise_msi_irq(9)
• dw_pcie_ep_raise_msix_irq_doorbell(9)
• dw_pcie_ep_raise_msix_irq(9)
• dw_pcie_ep_deinit(9)
• dw_pcie_ep_init_registers(9)
• dw_pcie_ep_linkup(9)
• dw_pcie_ep_linkdown(9)
• dw_pcie_ep_init(9)

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signing off from ./drivers/pci/controller/dwc, dated October 2026, on the dw_pcie_ep_cleanup(9) page — periodt 💖🎀