arch/ia64/include/asm/iommu.h

   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
   8 extern void pci_iommu_shutdown(void);
   9 extern void no_iommu_init(void);
  10 #ifdef  CONFIG_INTEL_IOMMU
  11 extern int force_iommu, no_iommu;
  12 extern int iommu_pass_through;
  13 extern int iommu_detected;
  14 #else
  15 #define iommu_pass_through      (0)
  16 #define no_iommu                (1)
  17 #define iommu_detected          (0)
  18 #endif
  19 extern void iommu_dma_init(void);
  20 extern void machvec_init(const char *name);
  21
  22 #endif