GITS_TYPER_DEVBITS_SHIFT  340 include/linux/irqchip/arm-gic-v3.h #define GITS_TYPER_DEVBITS(r)		((((r) >> GITS_TYPER_DEVBITS_SHIFT) & 0x1f) + 1)
GITS_TYPER_DEVBITS_SHIFT  481 virt/kvm/arm/vgic/vgic-its.c 	reg |= GIC_ENCODE_SZ(VITS_TYPER_DEVBITS, 5) << GITS_TYPER_DEVBITS_SHIFT;