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gpu: nvgpu: Discard coherency check on gmmu

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With MSS Nvlink set for force snoop, check for the coherency flag in
gmmu attribute and setting pte aperture to coherent type based on that
checking is not relevant.

coherent variable removed from nvgpu_gmmu_attrs struct.

bug 200473147

Change-Id: I9bab92ddebfb3a10dbddf1aa13d34bf806e568d7
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2013212
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Vinod G
2019-02-06 09:26:46 -08:00
committed by mobile promotions
parent 2217e342d5
commit 4e17690975
5 changed files with 6 additions and 19 deletions
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2
include/uapi/linux/nvgpu.h
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@@ -1954,6 +1954,8 @@ struct nvgpu_as_bind_channel_args {
*
* Specify that a mapping shall be IO coherent.
*
* DEPRECATED: do not use! This will be removed in a future update.
*
* %NVGPU_AS_MAP_BUFFER_FLAGS_UNMAPPED_PTE
*
* Specify that a mapping shall be marked as invalid but otherwise