pci_epf_test_clean_dma_chan(9)

💅 pci_epf_test_clean_dma_chan(9) — like, the Kernel API Manual tea 🫖

okay so bestie, welcome to the Kernel API Manual ✨ this one's a tiny little helper function and honestly? it's giving cleanup era. let's get into it 🧚

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🌸 NAME 🌸

pci_epf_test_clean_dma_chan — the function whose whole job is to cleanup the EPF test DMA channel 🎀 no cap, that's literally it.

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✨ SYNOPSIS ✨

void pci_epf_test_clean_dma_chan(struct pci_epf_test *epf_test);

so it returns void (nothing comes back, it just does The Thing 💅) and it takes exactly one argument. slay.

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🦋 ARGUMENTS 🦋

• epf_test — the EPF test device that's out here performing data transfer operations 🔥 that's the one and only thing you hand over.

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💖 DESCRIPTION 💖

Helper to cleanup the EPF test DMA channel ✨ like, it's a helper. it cleans up the DMA channel. that's the whole vibe. lowkey iconic for knowing exactly what it is 🎀

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👑 SEE ALSO 👑

• the kernel file ./drivers/pci/endpoint/functions/pci-epf-test.c — go read it, iykyk 📖
• pci_epf_test_data_transfer(9) — the data transfer bestie 🌈
• pci_epf_test_init_dma_chan(9) — the init counterpart, because cleanup needs its origin story 💜

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fr fr, if you're poking around in ./drivers/pci/endpoint/functions, you're in the right neighborhood 🏡

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and that's the whole page, bestie 🫶 this lil slice of Kernel API Manual dropped October 2026, and the source/version vibe is straight outta ./drivers/pci/endpoint/functions — stay hydrated, keep your DMA channels clean, and go be the main character of your own kernel tree 👑💖✨