1 files changed, 0 insertions, 139 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
deleted file mode 100644
index e6b1f98ec99f..000000000000
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
+++ /dev/null
@@ -1,139 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 OR MIT
-/**************************************************************************
- *
- * Copyright 2009-2011 VMware, Inc., Palo Alto, CA., USA
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "vmwgfx_drv.h"
-
-static struct ttm_buffer_object *vmw_bo_vm_lookup(struct ttm_device *bdev,
-						  unsigned long offset,
-						  unsigned long pages)
-{
-	struct vmw_private *dev_priv = container_of(bdev, struct vmw_private, bdev);
-	struct drm_device *drm = &dev_priv->drm;
-	struct drm_vma_offset_node *node;
-	struct ttm_buffer_object *bo = NULL;
-
-	drm_vma_offset_lock_lookup(bdev->vma_manager);
-
-	node = drm_vma_offset_lookup_locked(bdev->vma_manager, offset, pages);
-	if (likely(node)) {
-		bo = container_of(node, struct ttm_buffer_object,
-				  base.vma_node);
-		bo = ttm_bo_get_unless_zero(bo);
-	}
-
-	drm_vma_offset_unlock_lookup(bdev->vma_manager);
-
-	if (!bo)
-		drm_err(drm, "Could not find buffer object to map\n");
-
-	return bo;
-}
-
-int vmw_mmap(struct file *filp, struct vm_area_struct *vma)
-{
-	static const struct vm_operations_struct vmw_vm_ops = {
-		.pfn_mkwrite = vmw_bo_vm_mkwrite,
-		.page_mkwrite = vmw_bo_vm_mkwrite,
-		.fault = vmw_bo_vm_fault,
-		.open = ttm_bo_vm_open,
-		.close = ttm_bo_vm_close,
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
-		.huge_fault = vmw_bo_vm_huge_fault,
-#endif
-	};
-	struct drm_file *file_priv = filp->private_data;
-	struct vmw_private *dev_priv = vmw_priv(file_priv->minor->dev);
-	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
-	struct ttm_device *bdev = &dev_priv->bdev;
-	struct ttm_buffer_object *bo;
-	int ret;
-
-	if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET_START))
-		return -EINVAL;
-
-	bo = vmw_bo_vm_lookup(bdev, vma->vm_pgoff, vma_pages(vma));
-	if (unlikely(!bo))
-		return -EINVAL;
-
-	ret = vmw_user_bo_verify_access(bo, tfile);
-	if (unlikely(ret != 0))
-		goto out_unref;
-
-	ret = ttm_bo_mmap_obj(vma, bo);
-	if (unlikely(ret != 0))
-		goto out_unref;
-
-	vma->vm_ops = &vmw_vm_ops;
-
-	/* Use VM_PFNMAP rather than VM_MIXEDMAP if not a COW mapping */
-	if (!is_cow_mapping(vma->vm_flags))
-		vma->vm_flags = (vma->vm_flags & ~VM_MIXEDMAP) | VM_PFNMAP;
-
-	ttm_bo_put(bo); /* release extra ref taken by ttm_bo_mmap_obj() */
-
-	return 0;
-
-out_unref:
-	ttm_bo_put(bo);
-	return ret;
-}
-
-/* struct vmw_validation_mem callback */
-static int vmw_vmt_reserve(struct vmw_validation_mem *m, size_t size)
-{
-	static struct ttm_operation_ctx ctx = {.interruptible = false,
-					       .no_wait_gpu = false};
-	struct vmw_private *dev_priv = container_of(m, struct vmw_private, vvm);
-
-	return ttm_mem_global_alloc(vmw_mem_glob(dev_priv), size, &ctx);
-}
-
-/* struct vmw_validation_mem callback */
-static void vmw_vmt_unreserve(struct vmw_validation_mem *m, size_t size)
-{
-	struct vmw_private *dev_priv = container_of(m, struct vmw_private, vvm);
-
-	return ttm_mem_global_free(vmw_mem_glob(dev_priv), size);
-}
-
-/**
- * vmw_validation_mem_init_ttm - Interface the validation memory tracker
- * to ttm.
- * @dev_priv: Pointer to struct vmw_private. The reason we choose a vmw private
- * rather than a struct vmw_validation_mem is to make sure assumption in the
- * callbacks that struct vmw_private derives from struct vmw_validation_mem
- * holds true.
- * @gran: The recommended allocation granularity
- */
-void vmw_validation_mem_init_ttm(struct vmw_private *dev_priv, size_t gran)
-{
-	struct vmw_validation_mem *vvm = &dev_priv->vvm;
-
-	vvm->reserve_mem = vmw_vmt_reserve;
-	vvm->unreserve_mem = vmw_vmt_unreserve;
-	vvm->gran = gran;
-}