uvd_v6_0_ring_emit_fence(9)
π uvd_v6_0_ring_emit_fence(9) β like, the Kernel API Manual girlies KNOW β¨
okay so bestie, buckle up, because today we're reading a page straight out of the Kernel API Manual and it's honestly serving serious driver-internals realness π no cap.
πΈ NAME πΈ
uvd_v6_0_ring_emit_fence β bestie, this one literally emits a fence & trap command. that's the whole gig. iconic behavior fr π
β¨ SYNOPSIS β¨
void uvd_v6_0_ring_emit_fence (struct amdgpu_ring *ring , u64 addr , u64
seq , unsigned flags );
look at her. void, so she gives nothing back (very main character of her π), and she takes four little arguments. copy it exactly if you're writing it out, iykyk π¦
π«Ά ARGUMENTS π«Ά
ringβ anamdgpu_ringpointer, aka the ring we're doing all this for πaddrβ the address, just vibing there being an address β¨seqβ the sequence number, au64, keeping things in order like the organized queen she is πflagsβ the fence-related flags,unsigned, carrying all the fence lore π
π DESCRIPTION π
so what does she actually do? she writes a fence and a trap command to the ring. that's it. that's the whole description. short, sweet, and lowkey iconic ππ₯
π¦ SEE ALSO π¦
the kernel file itself lives at ./drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c β go read the source, bestie, it's giving lore π§
and the whole friend group β¨ (all of these are (9) pages, we stan a consistent squad):
uvd_v6_0_enc_support(9)uvd_v6_0_ring_get_rptr(9)uvd_v6_0_enc_ring_get_rptr(9)uvd_v6_0_ring_get_wptr(9)uvd_v6_0_enc_ring_get_wptr(9)uvd_v6_0_ring_set_wptr(9)uvd_v6_0_enc_ring_set_wptr(9)uvd_v6_0_enc_ring_test_ring(9)uvd_v6_0_enc_get_create_msg(9)uvd_v6_0_enc_get_destroy_msg(9)uvd_v6_0_enc_ring_test_ib(9)uvd_v6_0_hw_init(9)uvd_v6_0_hw_fini(9)uvd_v6_0_mc_resume(9)uvd_v6_0_start(9)uvd_v6_0_stop(9)uvd_v6_0_enc_ring_emit_fence(9)uvd_v6_0_ring_emit_hdp_flush(9)uvd_v6_0_ring_test_ring(9)uvd_v6_0_ring_emit_ib(9)uvd_v6_0_enc_ring_emit_ib(9)
ok that's the whole page bestie, go forth and emit your fences π
sign-off time πβ¨ this little masterpiece is brought to you by the fine folks over at ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and yes the page name is uvd_v6_0_ring_emit_fence(9) in case you forgot already ππ slay, bye! π¦
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms