[PATCH v11 28/28] Revert "drm/amdgpu: don't allow userspace to create a doorbell BO"

[Shashank Sharma]

From: Arvind Yadav <arvind.ya...@amd.com>

This reverts commit 6be2ad4f0073c541146caa66c5ae936c955a8224.
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 7823faa3dbaa..2e3c974a3340 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -365,10 +365,6 @@ 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 |
-- 
2.45.1