amdgpu_doorbell_init(9)

✨ amdgpu_doorbell_init(9) ✨

okay bestie, welcome to the Kernel API Manual corner for amdgpu_doorbell_init(9) — we’re gonna get you comfy with it 💖

🌸 NAME 🌸

amdgpu_doorbell_init — init doorbell driver information. periodt.

🎀 SYNOPSIS 🎀

int amdgpu_doorbell_init (struct amdgpu_device *adev );

🦋 ARGUMENTS 🦋

• adev — an amdgpu_device pointer. that’s the whole arg, bestie ✨

💅 DESCRIPTION 💅

this one inits the doorbell driver information (CIK). it returns 0 on success, error on failure. no cap, that’s the vibe.

🔥 SEE ALSO 🔥

• Kernel file ./drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c
• amdgpu_mm_rdoorbell(9)
• amdgpu_mm_wdoorbell(9)
• amdgpu_mm_rdoorbell64(9)
• amdgpu_mm_wdoorbell64(9)
• amdgpu_doorbell_index_on_bar(9)
• amdgpu_doorbell_create_kernel_doorbells(9)
• amdgpu_doorbell_fini(9)

and that’s the whole page, bestie 🫶 signing off from ./drivers/gpu/drm/amd/amdgpu, with the October 2026 date energy, on amdgpu_doorbell_init(9) 💜