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gpu: nvgpu: add PDI for TU104 (Linux)

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Add reporting for the per-device identifier (PDI) in the Linux GPU
characteristics. Implement PDI read for TU104.

Bug 2957580

Signed-off-by: Sami Kiminki <skiminki@nvidia.com>
Change-Id: I6ac0e4f74378564d82955b431d4c1fd6c0daeb13
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2346933
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Lakshmanan M <lm@nvidia.com>
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Sami Kiminki
2020-05-18 16:43:52 +03:00
committed by Alex Waterman
parent 8d68e687f0
commit 23cda4f4a9
12 changed files with 130 additions and 3 deletions
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2
include/uapi/linux/nvgpu.h
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@@ -297,6 +297,8 @@ struct nvgpu_gpu_characteristics {
__u32 max_ctxsw_ring_buffer_size;
__u32 reserved3;
__u64 per_device_identifier;
/* Notes:
- This struct can be safely appended with new fields. However, always
keep the structure size multiple of 8 and make sure that the binary