amdgpu_atpx_get_client_id(9)

✨ amdgpu_atpx_get_client_id 💅

okay so bestie, welcome to the kernel API manual for amdgpu_atpx_get_client_id(9) — yes that's the whole vibe, it lives in the Kernel API Manual and we are obsessed 🫶

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🌸 NAME 🌸

amdgpu_atpx_get_client_id — get the client id ✨

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🎀 SYNOPSIS 🎀

enum vga_switcheroo_client_id amdgpu_atpx_get_client_id (struct pci_dev
*pdev );

like, that's the whole signature, no cap 💖

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🦋 ARGUMENTS 🦋

• pdev — a pci device 🌈 (that's it, that's the whole argument, she's simple and iconic)

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👑 DESCRIPTION 👑

okay so what this actually does: it looks up whether we are the integrated or the discrete GPU — and yes, for all asics 👑 (all of them, no exceptions, we love a universal queen).

Then it Returns the client id. periodt 💅

ngl it's giving "main character energy" but for GPU identity — she literally just tells you which one you are 😭

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🔥 SEE ALSO 🔥

the kernel file lives right here, bestie:

./drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c

and then the whole friend group, fr fr — go say hi to all of them:

• amdgpu_atpx_call(9)
• amdgpu_atpx_parse_functions(9)
• amdgpu_atpx_validate(9)
• amdgpu_atpx_verify_interface(9)
• amdgpu_atpx_set_discrete_state(9)
• amdgpu_atpx_switch_disp_mux(9)
• amdgpu_atpx_switch_i2c_mux(9)
• amdgpu_atpx_switch_start(9)
• amdgpu_atpx_switch_end(9)
• amdgpu_atpx_switchto(9)
• amdgpu_atpx_power_state(9)
• amdgpu_atpx_pci_probe_handle(9)
• amdgpu_atpx_init(9)
• amdgpu_atpx_detect(9)
• amdgpu_register_atpx_handler(9)
• amdgpu_unregister_atpx_handler(9)

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mwah 💋 that's a wrap, bestie — this page came from ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and honestly? she ate. 🍓✨🎀