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gpu: nvgpu: add SUPPORT_MAPPING_MODIFY flags

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Add new NVGPU_SUPPORT_MAPPING_MODIFY enable flag that is used to
control the value of the exported NVGPU_GPU_FLAGS_SUPPORT_MAPPING_MODIFY
flag.

These flags are currently only enabled on linux in non-virtualized
environments.

Jira NVGPU-6374

Change-Id: Ia85c353b767b4f7d0aebc04838f44996bc38c61f
Signed-off-by: scottl <scottl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2490986
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
scottl
2021-02-28 12:50:46 -08:00
committed by mobile promotions
parent 806ba3b870
commit 75d98f55d7
5 changed files with 17 additions and 1 deletions
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4
drivers/gpu/nvgpu/os/linux/ioctl_as.c
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@@ -310,6 +310,10 @@ static int nvgpu_as_ioctl_mapping_modify(
nvgpu_log_fn(g, " ");
if (!nvgpu_is_enabled(g, NVGPU_SUPPORT_MAPPING_MODIFY)) {
return -ENOTTY;
}
return nvgpu_vm_mapping_modify(as_share->vm,
args->compr_kind,
args->incompr_kind,