drm/xe/xe_irq.c

27  * ISR, IMR, IIR, IER.
30 #define IIR(offset)				XE_REG(offset + 0x8)
59 	 * be raised in the IIR.
61 	assert_iir_is_zero(mmio, IIR(irqregs));
81 	/* IIR can theoretically queue up two events. Be paranoid. */
82 	xe_mmio_write32(mmio, IIR(irqregs), ~0);
83 	xe_mmio_read32(mmio, IIR(irqregs));
84 	xe_mmio_write32(mmio, IIR(irqregs), ~0);
85 	xe_mmio_read32(mmio, IIR(irqregs));
112 	iir = xe_mmio_read32(mmio, IIR(GU_MISC_IRQ_OFFSET));
114 		xe_mmio_write32(mmio, IIR(GU_MISC_IRQ_OFFSET), iir);