mmIH_RB_BASE
WREG32(mmIH_RB_BASE, adev->irq.ih.gpu_addr >> 8);
WREG32(mmIH_RB_BASE, adev->irq.ih.gpu_addr >> 8);
WREG32(mmIH_RB_BASE, adev->irq.ih.gpu_addr >> 8);
WREG32(mmIH_RB_BASE, adev->irq.ih.rb_dma_addr >> 8);
WREG32(mmIH_RB_BASE, adev->irq.ih.gpu_addr >> 8);
WREG32_SOC15(OSSSYS, 0, mmIH_RB_BASE, adev->irq.ih.rb_dma_addr >> 8);
WREG32_SOC15(OSSSYS, 0, mmIH_RB_BASE, adev->irq.ih.gpu_addr >> 8);