sdma_v7_0_ring_pad_ib(9)
β¨ sdma_v7_0_ring_pad_ib(9) β¨
okay bestie, welcome to the Kernel API Manual π
this one's a lil function called sdma_v7_0_ring_pad_ib and honestly? she's short, she's sweet, she does exactly one (1) thing. lowkey iconic.
πΈ NAME πΈ
sdma_v7_0_ring_pad_ib β pad the IB π
like... that's it. that's the whole job. pad the IB. no cap.
π¦ SYNOPSIS π¦
void sdma_v7_0_ring_pad_ib (struct amdgpu_ring *ring , struct amdgpu_ib
*ib );
returns nothing (void), takes two pointers, minds her own business. periodt. β¨
π ARGUMENTS π
ringβ amdgpu ring pointer π₯ this is the ring bestie, the whole vibeibβ indirect buffer to fill with padding π«Ά yeah she's the one getting stuffed with NOPs
π DESCRIPTION π
okay so here's the tea β β this function pads the IB with NOPs until it hits a boundary that's a multiple of 8. that's the entire plot. no plot twist. just NOPs, alignment, and main character energy. the way that she just... aligns things to 8... obsessed honestly ππ
ngl this is the kind of function that shows up, does its little alignment thing, and leaves. respect. π
π SEE ALSO π
bestie there are SO many siblings, buckle up π§ββοΈβ¨
- the kernel file itself:
./drivers/gpu/drm/amd/amdgpu/sdma_v7_0.cπ sdma_v7_0_ring_get_rptr(9)sdma_v7_0_ring_get_wptr(9)sdma_v7_0_ring_set_wptr(9)sdma_v7_0_ring_emit_ib(9)sdma_v7_0_ring_emit_mem_sync(9)sdma_v7_0_ring_emit_hdp_flush(9)sdma_v7_0_ring_emit_fence(9)sdma_v7_0_gfx_stop(9)sdma_v7_0_rlc_stop(9)sdma_v7_0_ctx_switch_enable(9)sdma_v7_0_enable(9)sdma_v7_0_gfx_resume_instance(9)sdma_v7_0_gfx_resume(9)sdma_v7_0_rlc_resume(9)sdma_v7_0_load_microcode(9)sdma_v7_0_start(9)sdma_v7_0_ring_test_ring(9)sdma_v7_0_ring_test_ib(9)sdma_v7_0_vm_copy_pte(9)sdma_v7_0_vm_write_pte(9)sdma_v7_0_vm_set_pte_pde(9)sdma_v7_0_ring_emit_pipeline_sync(9)sdma_v7_0_ring_emit_vm_flush(9)sdma_v7_0_emit_copy_buffer(9)sdma_v7_0_emit_fill_buffer(9)
like I said. a whole friend group. iykyk ππ«Ά
aaaand that's the page!! π big slay to ./drivers/gpu/drm/amd/amdgpu for being the source/version bestie, and shoutout to October 2026 for the date stamp on this lil masterpiece. mwah. ππ go pad something, queen. πβ¨
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