dma_buf_attach_adev(9)

💖 NAME 💖

Bestie, welcome to the dma_buf_attach_adev(9) page from the Kernel API Manual 🫶 This one is literally the helper to get adev of an attachment — tiny little bridge energy, and we love that for us. ✨

🌸 SYNOPSIS 🌸

struct amdgpu_device * dma_buf_attach_adev (struct dma_buf_attachment
       *attach );

🎀 ARGUMENTS 🎀

• attach — the attachment, bestie. That’s the thing you’re passing in 💅

🌈 RETURN 🌈

Returns: A struct amdgpu_device * if the attaching device is an amdgpu device or partition, NULL otherwise. So yes: amdgpu device or partition → you get that struct amdgpu_device *; anything else → NULL. Periodt. 💖

🦋 SEE ALSO 🦋

Okay, the link-up section, and it is stacked:

• Kernel file: ./drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c
• PRIME Buffer Sharing(9)
• amdgpu_dma_buf_attach(9)
• amdgpu_dma_buf_detach(9)
• amdgpu_dma_buf_pin(9)
• amdgpu_dma_buf_unpin(9)
• amdgpu_dma_buf_map(9)
• amdgpu_dma_buf_unmap(9)
• amdgpu_dma_buf_begin_cpu_access(9)
• amdgpu_gem_prime_export(9)
• amdgpu_dma_buf_create_obj(9)
• amdgpu_dma_buf_move_notify(9)
• amdgpu_gem_prime_import(9)
• amdgpu_dmabuf_is_xgmi_accessible(9)

Okay bestie, that’s the whole dma_buf_attach_adev(9) page 💖 it lives in ./drivers/gpu/drm/amd/amdgpu, and it’s dated October 2026. mwah, go be iconic with your attachments 🎀✨