xe_reg_whitelist_oa_regs(9)

💅 xe_reg_whitelist_oa_regs(9) — Kernel API Manual, bestie edition 🎀

okay so you found the xe_reg_whitelist_oa_regs page in the Kernel API Manual and you're like "what does this even do" — don't worry, I got you. This is the one that handles the OA register whitelist situation for a GT. Sit down, grab a strawberry 🍓, and let's go.

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✨ NAME ✨

xe_reg_whitelist_oa_regs — whitelist oa registers for gt. that's it, that's the whole vibe. 👑

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🌸 SYNOPSIS 🌸

void xe_reg_whitelist_oa_regs (struct xe_gt *gt );

no return value, no drama, just vibes and a void. 💀

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🦋 ARGUMENTS 🦋

• gt — the gt you're whitelisting oa registers for. literally the only thing you hand it. one (1) argument. main character energy fr fr.

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💖 DESCRIPTION 💖

so what it does: it whitelists the OA registers by resetting RING_FORCE_TO_NONPRIV_DENY. yep. that's the move. it resets that thing and boom — OA registers are whitelisted. lowkey iconic, highkey essential. ✨

that macro name is doing a LOT of heavy lifting and we respect it.

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🫶 SEE ALSO 🫶

like, go read these too, they're all in the same friend group:

• the kernel file ./drivers/gpu/drm/xe/xe_reg_whitelist.c — the source, the origin story 💜
• xe_reg_whitelist_process_engine(9)
• xe_reg_dewhitelist_oa_regs(9) — the reverse uno card 🌀
• xe_reg_whitelist_print_entry(9)
• xe_reg_whitelist_dump(9)

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ngl bestie, if you're poking at OA registers without checking these, that's giving chaos. go read the gang first. 🙈

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and that's the page!! mwah 💋 — this came out of ./drivers/gpu/drm/xe, dated October 2026, and it's the xe_reg_whitelist_oa_regs(9) manual page. slay, go whitelist those registers. 🌈⭐🎀