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Revert "drm/amdgpu: don't allow userspace to create a doorbell BO"

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This reverts commit 6be2ad4f00.

This patch was to block userspace to use doorbell manager UAPI
until usermode queue UAPI gets approved. UQ UAPI got approved in the
following MR:
https://gitlab.freedesktop.org/mesa/drm/-/merge_requests/392

Cc: Christian Koenig <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Shashank Sharma <shashank.sharma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shashank Sharma 2023-11-28 19:52:30 +05:30 committed by Alex Deucher
parent 38c67ec9aa
commit 5f2f78314c
1 changed files with 0 additions and 4 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
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@ -430,10 +430,6 @@ int amdgpu_gem_create_ioctl(struct drm_device *dev, void *data,
uint32_t handle, initial_domain;
int r;
/* reject DOORBELLs until userspace code to use it is available */
if (args->in.domains & AMDGPU_GEM_DOMAIN_DOORBELL)
return -EINVAL;
/* reject invalid gem flags */
if (flags & ~(AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED |
AMDGPU_GEM_CREATE_NO_CPU_ACCESS |