drm/amdgpu: fix userqueue UAPI comments

This patch fixes some of the pending UAPI review comments
from the libDRM/UAPI review process.

- It updates some outdated comments in the userqueue UAPI header
  highlighted during the libdrm UAPI review.
- It removes the GDS BO support which was found unused.
- It also removes the unused flags parameter from the UAPI.
- It also adds a padding variables in userqueue in/out structures.

(Pierre-Eric and Marek)
  - clarify comments on top of drm_amdgpu_userq_in
  - clarify comment for queue_id (in)
  - clarify comment for mqd
  - clarify comment for compute MQD size
  - clarify comment for queue_id (out)
  - remove GDB object from BO object list
  - remove the unused flags parameter

Cc: Alex Deucher <[email protected]>
Cc: Christian Koenig <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Signed-off-by: Shashank Sharma <[email protected]>
Signed-off-by: Arvind Yadav <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.c
index 15c568fb062b..e946c6d1dd6b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userqueue.c
@@ -225,11 +225,6 @@ amdgpu_userqueue_create(struct drm_file *filp, union drm_amdgpu_userq *args)
 		return -EINVAL;
 	}
 
-	if (args->in.flags) {
-		DRM_ERROR("Usermode queue flags not supported yet\n");
-		return -EINVAL;
-	}
-
 	mutex_lock(&uq_mgr->userq_mutex);
 
 	uq_funcs = adev->userq_funcs[args->in.ip_type];
@@ -248,7 +243,6 @@ amdgpu_userqueue_create(struct drm_file *filp, union drm_amdgpu_userq *args)
 	queue->doorbell_handle = args->in.doorbell_handle;
 	queue->doorbell_index = args->in.doorbell_offset;
 	queue->queue_type = args->in.ip_type;
-	queue->flags = args->in.flags;
 	queue->vm = &fpriv->vm;
 
 	/* Convert relative doorbell offset into absolute doorbell index */