intel_vgpu_..._irq_handler(9)

💅 intel_vgpu_..._irq_handler(9) 💅

okay so bestie, this page is from the Kernel API Manual, and it's literally all about one very specific little handler. no cap, it's niche but iconic.

🌸 NAME 🌸

It's giving intel_vgpu_reg_master_irq_handler — the master IRQ write emulation handler. periodt. 💖

✨ SYNOPSIS ✨

int intel_vgpu_reg_master_irq_handler (struct intel_vgpu *vgpu , unsigned int reg , void *p_data , unsigned int bytes );

🎀 ARGUMENTS 🎀

• vgpu — a vGPU 🦋
• reg — register offset written by guest, iykyk
• p_data — register data written by guest ✨
• bytes — register data length, very demure, very precise

💅 DESCRIPTION 💅

This function is used to emulate the master IRQ register on gen8+. that's the whole vibe. it's doing master IRQ register emulation for gen8+ and we love that for it 💜

🔥 RETURN 🔥

Zero on success. and if it fails? negative error code. fr fr, that's the return vibe check.

🌈 SEE ALSO 🌈

go peek at these, bestie:

• Kernel file ./drivers/gpu/drm/i915/gvt/interrupt.c
• intel_vgpu_reg_imr_handler(9)
• intel_vgpu_reg_ier_handler(9)
• intel_vgpu_reg_iir_handler(9)
• intel_vgpu_trigger_virtual_event(9)
• intel_gvt_init_irq(9)

mwah 💋 sign-off time: source/version is ./drivers/gpu/drm/i915/gvt, dated October 2026. slay. 🫶