linux_dsm_epyc7002/arch/x86/include/asm/iommu.h
Joerg Roedel c53c47aac4 x86/dma: Get rid of iommu_pass_through
This variable has no users anymore. Remove it and tell the
IOMMU code via its new functions about requested DMA modes.

Reviewed-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2019-08-23 10:11:01 +02:00

12 lines
260 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IOMMU_H
#define _ASM_X86_IOMMU_H
extern int force_iommu, no_iommu;
extern int iommu_detected;
/* 10 seconds */
#define DMAR_OPERATION_TIMEOUT ((cycles_t) tsc_khz*10*1000)
#endif /* _ASM_X86_IOMMU_H */