cayman_dma_fini(9)

💅 cayman_dma_fini(9) 💅

okay so welcome to the Kernel API Manual bestie, this one's short and sweet and honestly kind of a vibe 🌸

✨ NAME ✨

cayman_dma_fini — tear down the async dma engines 🧹💀

✨ SYNOPSIS ✨

void cayman_dma_fini (struct radeon_device *rdev );

✨ ARGUMENTS ✨

• rdev — a radeon_device pointer 🫶 like, that's it, that's the whole argument

✨ DESCRIPTION ✨

So what this does is: it stops the async dma engines and frees the rings. that's the entire personality. no cap 💅

applies to cayman-SI — iykyk 🔥

tiny function, big cleanup energy. main character exit 🎀

✨ SEE ALSO ✨

the whole squad lives in the kernel file ./drivers/gpu/drm/radeon/ni_dma.c and honestly you should go meet them 🦋

• cayman_dma_get_rptr(9)
• cayman_dma_get_wptr(9)
• cayman_dma_set_wptr(9)
• cayman_dma_ring_ib_execute(9)
• cayman_dma_stop(9)
• cayman_dma_resume(9)
• cayman_dma_is_lockup(9)
• cayman_dma_vm_copy_pages(9)
• cayman_dma_vm_write_pages(9)
• cayman_dma_vm_set_pages(9)
• cayman_dma_vm_pad_ib(9)

okay that's the page!! this one comes to you from ./drivers/gpu/drm/radeon and it's dated October 2026 — periodt, go free those rings bestie 👑💖