radeon_atcs_call(9)

💖 NAME 💖

okay so this lil page is radeon_atcs_call(9) in the Kernel API Manual, and the whole vibe is: radeon_atcs_call — call an ATCS method. periodt. 💅

✨ SYNOPSIS ✨

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

🎀 ARGUMENTS 🎀

• handle — acpi handle. yes bestie, that's the handle.
• function — the ATCS function to execute. which one? the one you pass in, obviously 😌
• params — ATCS function params. the params for the ATCS function, no cap.

🦋 DESCRIPTION 🦋

so radeon_atcs_call executes the requested ATCS function (all asics) — like, all asics, bestie, it's giving universal 💫 — and it returns a pointer to the acpi output buffer. that's the whole plot. 🫶

🌈 SEE ALSO 🌈

Kernel file: ./drivers/gpu/drm/radeon/radeon_acpi.c — and here's the whole friend group, all present and accounted for:

• radeon_atif_call(9)
• radeon_atif_parse_notification(9)
• radeon_atif_parse_functions(9)
• radeon_atif_verify_interface(9)
• radeon_atif_get_notification_params(9)
• radeon_atif_get_sbios_requests(9)
• radeon_atif_handler(9)
• radeon_atcs_parse_functions(9)
• radeon_atcs_verify_interface(9)
• radeon_acpi_is_pcie_performance_request_supported(9)
• radeon_acpi_pcie_notify_device_ready(9)
• radeon_acpi_pcie_performance_request(9)
• radeon_acpi_event(9)
• radeon_acpi_init(9)
• radeon_acpi_fini(9)

okay bye bestie 💅 — source path ./drivers/gpu/drm/radeon, date October 2026, and this iconic page is radeon_atcs_call(9) 🎀✨