linux/arch/ia64/include/asm/iommu.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _ASM_IA64_IOMMU_H
   3#define _ASM_IA64_IOMMU_H 1
   4
   5/* 10 seconds */
   6#define DMAR_OPERATION_TIMEOUT (((cycles_t) local_cpu_data->itc_freq)*10)
   7
   8extern void pci_iommu_shutdown(void);
   9extern void no_iommu_init(void);
  10#ifdef  CONFIG_INTEL_IOMMU
  11extern int force_iommu, no_iommu;
  12extern int iommu_pass_through;
  13extern int iommu_detected;
  14#else
  15#define iommu_pass_through      (0)
  16#define no_iommu                (1)
  17#define iommu_detected          (0)
  18#endif
  19extern void iommu_dma_init(void);
  20extern void machvec_init(const char *name);
  21
  22#endif
  23