gma_power_begin(9)

💖 gma_power_begin(9) — Kernel API Manual 💖

okay bestie, welcome to the gma_power_begin(9) page from the Kernel API Manual ✨ it’s short and sweet, but lowkey important — it’s the “bestie, I need power now” opener. let’s get into it 🫶

🌸 NAME 🌸

gma_power_begin — begin requiring power

✨ SYNOPSIS ✨

bool gma_power_begin (struct drm_device *dev , bool force_on );

🎀 ARGUMENTS 🎀

• dev — our DRM device 👑
• force_on — true to force power on 🔥

🦋 DESCRIPTION 🦋

Okay so this is the function you call when you’re beginning an action that requires the display power island to be enabled 💅 It’s giving “please turn the lights on before we do this,” and yes — we refcount the islands. Literally refcounting the islands, no cap.

🌈 SEE ALSO 🌈

Kernel file: ./drivers/gpu/drm/gma500/power.c 📁

• gma_power_init(9)
• gma_power_uninit(9)
• gma_suspend_display(9)
• gma_resume_display(9)
• gma_suspend_pci(9)
• gma_resume_pci(9)
• gma_power_suspend(9)
• gma_power_resume(9)
• gma_power_end(9)

mwah 💋 this page is sourced from ./drivers/gpu/drm/gma500 and dated October 2026 — slay and goodbye, bestie 🎀✨