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Junming Liu 9dd6ef600d Always disable the iommu_snoop when enabling the IOMMU for GPU 
The IOMMU for GPU doesn't support the snoop_control.
So the iommu_snoop is disabled.

This can fix the issue of consolefb in SOS.

Signed-off-by: Junming Liu <junming.liu@intel.com>

Tracked-On: #4360
2020-01-23 15:15:38 +08:00
..
x86 Always disable the iommu_snoop when enabling the IOMMU for GPU 2020-01-23 15:15:38 +08:00