intel_vgpu_mmio_reg_rw(9)

okay bestie, welcome to intel_vgpu_mmio_reg_rw(9) from the Kernel API Manual ✨ this page is all about emulating tracked mmio registers, and it's lowkey iconic.

💖 NAME 💖

intel_vgpu_mmio_reg_rw — emulate tracked mmio registers 💅

🦋 SYNOPSIS 🦋

int intel_vgpu_mmio_reg_rw (struct intel_vgpu *vgpu , unsigned int
       offset , void *pdata , unsigned int bytes , bool is_read );

💅 ARGUMENTS 💅

• vgpu — a vGPU 👑 like, the virtual GPU in question.
• offset — register offset 🎯
• pdata — data buffer 🧺
• bytes — data length 📏
• is_read — read or write 🔁

🔥 RETURN 🔥

Returns zero on success 🎉, or a negative error code if it failed 😭 no cap.

🌈 SEE ALSO 🌈

• Kernel file: ./drivers/gpu/drm/i915/gvt/handlers.c
• intel_gvt_render_mmio_to_engine(9)
• intel_gvt_clean_mmio_info(9)
• intel_gvt_setup_mmio_info(9)
• intel_gvt_for_each_tracked_mmio(9)
• intel_vgpu_default_mmio_read(9)
• intel_vgpu_default_mmio_write(9)
• intel_vgpu_mask_mmio_write(9)

Cute sign-off: source/version is ./drivers/gpu/drm/i915/gvt, dated October 2026, for intel_vgpu_mmio_reg_rw(9) — byeee bestie, stay slay 💖✨