The devices in BIOS SATC (SoC integrated Address Translation Cache)
table are all trusted devices to use ATS. This patch set enables
ATS for them.
---
v2:
- Use dmar_find_matched_satc_unit() to avoid hard coded
return value.
- add static declaration for dmar_ats_supported()
(the function modified from
dmar_find_matched_atsr_unit())
---
Yian Chen (2):
iommu/vt-d: Enable ATS for the devices in SATC table
iommu/vt-d: Declare dmar_ats_supported() as static function
drivers/iommu/intel/iommu.c | 128 +++++++++++++++++++++++-------------
include/linux/intel-iommu.h | 1 -
2 files changed, 83 insertions(+), 46 deletions(-)
--
2.25.1
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