amdgpu_atpx_call(9)

🌟 amdgpu_atpx_call(9) 🌟

okay bestie, welcome to the Kernel API Manual 💖 this page is all about amdgpu_atpx_call, and she is literally here to call an ATPX method. no cap.

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💖 NAME 💖

amdgpu_atpx_call — call an ATPX method. that's the whole vibe: ATPX method, called. iconic.

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✨ SYNOPSIS ✨

union acpi_object * amdgpu_atpx_call (acpi_handle handle , int function , struct acpi_buffer *params );

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🎀 ARGUMENTS 🎀

• handle — acpi handle. yes, that exact thing, bestie.
• function — the ATPX function to execute. pick your ATPX function, periodt.
• params — ATPX function params. the params for the ATPX function, slay.

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💅 DESCRIPTION 💅

okay so this one executes the requested ATPX function (all asics). that's the whole job. then it returns a pointer to the acpi output buffer. 🫶

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🦋 SEE ALSO 🦋

• Kernel file ./drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
• 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_get_client_id(9)
• amdgpu_atpx_detect(9)
• amdgpu_register_atpx_handler(9)
• amdgpu_unregister_atpx_handler(9)

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mwah 💖 that's the whole page. sourced from ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and it's part of the Kernel API Manual. periodt. 🌈