MMIO_CMD_TAIL_OFFSET  872 drivers/iommu/amd_iommu.c 	writel(iommu->cmd_buf_tail, iommu->mmio_base + MMIO_CMD_TAIL_OFFSET);
MMIO_CMD_TAIL_OFFSET  613 drivers/iommu/amd_iommu_init.c 	writel(0x00, iommu->mmio_base + MMIO_CMD_TAIL_OFFSET);