uvd_v5_0_ring_emit_ib(9)

💅 uvd_v5_0_ring_emit_ib(9) — kernel API manual, but make it cute

okay so bestie, welcome to the Kernel API Manual, section 9 🎀 today's main character is uvd_v5_0_ring_emit_ib, and no cap, it's literally the "go do the thing" function of the UVD v5.0 ring world. let's get into it ✨

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🌸 NAME 🌸

uvd_v5_0_ring_emit_ib — execute indirect buffer 💫

like, that's it, that's the whole vibe. it executes an indirect buffer. iconic behavior fr.

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🦋 SYNOPSIS 🦋

void uvd_v5_0_ring_emit_ib (struct amdgpu_ring *ring , struct amdgpu_job
*job , struct amdgpu_ib *ib , uint32_t flags );

it returns void, so like… it gives nothing back 😌 but it gives everything in spirit. four arguments, no notes:

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💖 ARGUMENTS 💖

• ring — an amdgpu_ring pointer 🌀 this is your ring, your stage, your main character set piece. it's where the commands get written.
• job — the job you're pulling the vmid from 🫶 yes, specifically to retrieve vmid from it. that's the whole assignment. the job is basically here to hand over its vmid and then vibe.
• ib — the indirect buffer to execute 🔥 this is the actual thing getting done. the star of the show, lowkey.
• flags — unused 🙈 that's right bestie, it's giving decorative. it's in the signature, it's living its life, but it's unused. we still respect it. 💅

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⭐ DESCRIPTION ⭐

Write ring commands to execute the indirect buffer ✍️✨

that's the tea. it literally writes the ring commands that execute the indirect buffer. no extra lore, no secret side quests — the description said what it said and we're not gonna invent drama that isn't there, periodt. 👑

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🌈 SEE ALSO 🌈

• Kernel file: ./drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c 📁 (the source, the origin story, the birth certificate)
• uvd_v5_0_ring_get_rptr(9)
• uvd_v5_0_ring_get_wptr(9)
• uvd_v5_0_ring_set_wptr(9)
• uvd_v5_0_hw_init(9)
• uvd_v5_0_hw_fini(9)
• uvd_v5_0_mc_resume(9)
• uvd_v5_0_start(9)
• uvd_v5_0_stop(9)
• uvd_v5_0_ring_emit_fence(9)
• uvd_v5_0_ring_test_ring(9)

that's the whole friend group right there, the whole squad, iykyk 🧚💜 go read them too, they're all slay in their own way.

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ngl bestie, this function is short and sweet — no danger zone warnings, no deprecated drama, just ring commands and an unused flag living rent free. 💀

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and that's a wrap, babe 💐 this little love letter came to you from ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and yes it's the uvd_v5_0_ring_emit_ib(9) page being its most adorable self. mwah 🫶🎀✨