[PATCH -next 01/15] drm/vmwgfx: Replace vmw_dma_buffer with vmw_buffer_object

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Initially vmware buffer objects were only used as DMA buffers, so the name
DMA buffer was a natural one. However, currently they are used also as
dumb buffers and MOBs backing guest backed objects so renaming them to
buffer objects is logical. Particularly since there is a dmabuf subsystem
in the kernel where a dma buffer means something completely different.

This also renames user-space api structures and IOCTL names
correspondingly, but the old names remain defined for now and the ABI
hasn't changed.

There are a couple of minor style changes to make checkpatch happy.

Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Reviewed-by: Sinclair Yeh <syeh@xxxxxxxxxx>
Reviewed-by: Deepak Rawat <drawat@xxxxxxxxxx>
---
 drivers/gpu/drm/vmwgfx/Makefile               |   4 +-
 .../vmwgfx/{vmwgfx_dmabuf.c => vmwgfx_bo.c}   |  58 ++--
 drivers/gpu/drm/vmwgfx/vmwgfx_context.c       |  10 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c       |  10 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.c           |  18 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.h           | 129 ++++----
 drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c       |  86 +++---
 drivers/gpu/drm/vmwgfx/vmwgfx_fb.c            |  16 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c         |   4 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c           | 203 +++++++------
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.h           |  58 ++--
 drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c           |  10 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c       |  24 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_resource.c      | 280 +++++++++---------
 drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c          | 100 +++----
 drivers/gpu/drm/vmwgfx/vmwgfx_shader.c        |  22 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c          |  64 ++--
 drivers/gpu/drm/vmwgfx/vmwgfx_surface.c       |  37 ++-
 .../{vmwgfx_buffer.c => vmwgfx_ttm_buffer.c}  |   2 +-
 include/uapi/drm/vmwgfx_drm.h                 |  61 ++--
 20 files changed, 589 insertions(+), 607 deletions(-)
 rename drivers/gpu/drm/vmwgfx/{vmwgfx_dmabuf.c => vmwgfx_bo.c} (86%)
 rename drivers/gpu/drm/vmwgfx/{vmwgfx_buffer.c => vmwgfx_ttm_buffer.c} (99%)

diff --git a/drivers/gpu/drm/vmwgfx/Makefile b/drivers/gpu/drm/vmwgfx/Makefile
index 794cc9d5c9b0..09b2aa08363e 100644
--- a/drivers/gpu/drm/vmwgfx/Makefile
+++ b/drivers/gpu/drm/vmwgfx/Makefile
@@ -1,9 +1,9 @@
 # SPDX-License-Identifier: GPL-2.0
 vmwgfx-y := vmwgfx_execbuf.o vmwgfx_gmr.o vmwgfx_kms.o vmwgfx_drv.o \
-	    vmwgfx_fb.o vmwgfx_ioctl.o vmwgfx_resource.o vmwgfx_buffer.o \
+	    vmwgfx_fb.o vmwgfx_ioctl.o vmwgfx_resource.o vmwgfx_ttm_buffer.o \
 	    vmwgfx_fifo.o vmwgfx_irq.o vmwgfx_ldu.o vmwgfx_ttm_glue.o \
 	    vmwgfx_overlay.o vmwgfx_marker.o vmwgfx_gmrid_manager.o \
-	    vmwgfx_fence.o vmwgfx_dmabuf.o vmwgfx_scrn.o vmwgfx_context.o \
+	    vmwgfx_fence.o vmwgfx_bo.o vmwgfx_scrn.o vmwgfx_context.o \
 	    vmwgfx_surface.o vmwgfx_prime.o vmwgfx_mob.o vmwgfx_shader.o \
 	    vmwgfx_cmdbuf_res.o vmwgfx_cmdbuf.o vmwgfx_stdu.o \
 	    vmwgfx_cotable.o vmwgfx_so.o vmwgfx_binding.o vmwgfx_msg.o \
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
similarity index 86%
rename from drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
rename to drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
index d59d9dd16ebc..f26f658cccdb 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
@@ -32,7 +32,7 @@
 
 
 /**
- * vmw_dmabuf_pin_in_placement - Validate a buffer to placement.
+ * vmw_bo_pin_in_placement - Validate a buffer to placement.
  *
  * @dev_priv:  Driver private.
  * @buf:  DMA buffer to move.
@@ -42,10 +42,10 @@
  * Returns
  *  -ERESTARTSYS if interrupted by a signal.
  */
-int vmw_dmabuf_pin_in_placement(struct vmw_private *dev_priv,
-				struct vmw_dma_buffer *buf,
-				struct ttm_placement *placement,
-				bool interruptible)
+int vmw_bo_pin_in_placement(struct vmw_private *dev_priv,
+			    struct vmw_buffer_object *buf,
+			    struct ttm_placement *placement,
+			    bool interruptible)
 {
 	struct ttm_operation_ctx ctx = {interruptible, false };
 	struct ttm_buffer_object *bo = &buf->base;
@@ -79,7 +79,7 @@ int vmw_dmabuf_pin_in_placement(struct vmw_private *dev_priv,
 }
 
 /**
- * vmw_dmabuf_pin_in_vram_or_gmr - Move a buffer to vram or gmr.
+ * vmw_bo_pin_in_vram_or_gmr - Move a buffer to vram or gmr.
  *
  * This function takes the reservation_sem in write mode.
  * Flushes and unpins the query bo to avoid failures.
@@ -92,9 +92,9 @@ int vmw_dmabuf_pin_in_placement(struct vmw_private *dev_priv,
  * Returns
  * -ERESTARTSYS if interrupted by a signal.
  */
-int vmw_dmabuf_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
-				  struct vmw_dma_buffer *buf,
-				  bool interruptible)
+int vmw_bo_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
+			      struct vmw_buffer_object *buf,
+			      bool interruptible)
 {
 	struct ttm_operation_ctx ctx = {interruptible, false };
 	struct ttm_buffer_object *bo = &buf->base;
@@ -134,7 +134,7 @@ int vmw_dmabuf_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
 }
 
 /**
- * vmw_dmabuf_pin_in_vram - Move a buffer to vram.
+ * vmw_bo_pin_in_vram - Move a buffer to vram.
  *
  * This function takes the reservation_sem in write mode.
  * Flushes and unpins the query bo to avoid failures.
@@ -146,16 +146,16 @@ int vmw_dmabuf_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
  * Returns
  * -ERESTARTSYS if interrupted by a signal.
  */
-int vmw_dmabuf_pin_in_vram(struct vmw_private *dev_priv,
-			   struct vmw_dma_buffer *buf,
-			   bool interruptible)
+int vmw_bo_pin_in_vram(struct vmw_private *dev_priv,
+		       struct vmw_buffer_object *buf,
+		       bool interruptible)
 {
-	return vmw_dmabuf_pin_in_placement(dev_priv, buf, &vmw_vram_placement,
-					   interruptible);
+	return vmw_bo_pin_in_placement(dev_priv, buf, &vmw_vram_placement,
+				       interruptible);
 }
 
 /**
- * vmw_dmabuf_pin_in_start_of_vram - Move a buffer to start of vram.
+ * vmw_bo_pin_in_start_of_vram - Move a buffer to start of vram.
  *
  * This function takes the reservation_sem in write mode.
  * Flushes and unpins the query bo to avoid failures.
@@ -167,9 +167,9 @@ int vmw_dmabuf_pin_in_vram(struct vmw_private *dev_priv,
  * Returns
  * -ERESTARTSYS if interrupted by a signal.
  */
-int vmw_dmabuf_pin_in_start_of_vram(struct vmw_private *dev_priv,
-				    struct vmw_dma_buffer *buf,
-				    bool interruptible)
+int vmw_bo_pin_in_start_of_vram(struct vmw_private *dev_priv,
+				struct vmw_buffer_object *buf,
+				bool interruptible)
 {
 	struct ttm_operation_ctx ctx = {interruptible, false };
 	struct ttm_buffer_object *bo = &buf->base;
@@ -226,7 +226,7 @@ int vmw_dmabuf_pin_in_start_of_vram(struct vmw_private *dev_priv,
 }
 
 /**
- * vmw_dmabuf_unpin - Unpin the buffer given buffer, does not move the buffer.
+ * vmw_bo_unpin - Unpin the buffer given buffer, does not move the buffer.
  *
  * This function takes the reservation_sem in write mode.
  *
@@ -237,9 +237,9 @@ int vmw_dmabuf_pin_in_start_of_vram(struct vmw_private *dev_priv,
  * Returns
  * -ERESTARTSYS if interrupted by a signal.
  */
-int vmw_dmabuf_unpin(struct vmw_private *dev_priv,
-		     struct vmw_dma_buffer *buf,
-		     bool interruptible)
+int vmw_bo_unpin(struct vmw_private *dev_priv,
+		 struct vmw_buffer_object *buf,
+		 bool interruptible)
 {
 	struct ttm_buffer_object *bo = &buf->base;
 	int ret;
@@ -288,7 +288,7 @@ void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *bo,
  * @pin: Whether to pin or unpin.
  *
  */
-void vmw_bo_pin_reserved(struct vmw_dma_buffer *vbo, bool pin)
+void vmw_bo_pin_reserved(struct vmw_buffer_object *vbo, bool pin)
 {
 	struct ttm_operation_ctx ctx = { false, true };
 	struct ttm_place pl;
@@ -326,14 +326,14 @@ void vmw_bo_pin_reserved(struct vmw_dma_buffer *vbo, bool pin)
 
 
 /*
- * vmw_dma_buffer_unmap - Tear down a cached buffer object map.
+ * vmw_buffer_object_unmap - Tear down a cached buffer object map.
  *
  * @vbo: The buffer object whose map we are tearing down.
  *
  * This function tears down a cached map set up using
- * vmw_dma_buffer_map_and_cache().
+ * vmw_buffer_object_map_and_cache().
  */
-void vmw_dma_buffer_unmap(struct vmw_dma_buffer *vbo)
+void vmw_buffer_object_unmap(struct vmw_buffer_object *vbo)
 {
 	if (vbo->map.bo == NULL)
 		return;
@@ -343,7 +343,7 @@ void vmw_dma_buffer_unmap(struct vmw_dma_buffer *vbo)
 
 
 /*
- * vmw_dma_buffer_map_and_cache - Map a buffer object and cache the map
+ * vmw_buffer_object_map_and_cache - Map a buffer object and cache the map
  *
  * @vbo: The buffer object to map
  * Return: A kernel virtual address or NULL if mapping failed.
@@ -357,7 +357,7 @@ void vmw_dma_buffer_unmap(struct vmw_dma_buffer *vbo)
  * 3) Buffer object destruction
  *
  */
-void *vmw_dma_buffer_map_and_cache(struct vmw_dma_buffer *vbo)
+void *vmw_buffer_object_map_and_cache(struct vmw_buffer_object *vbo)
 {
 	struct ttm_buffer_object *bo = &vbo->base;
 	bool not_used;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_context.c b/drivers/gpu/drm/vmwgfx/vmwgfx_context.c
index 3767ac335aca..ff8acc74786c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_context.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_context.c
@@ -38,7 +38,7 @@ struct vmw_user_context {
 	struct vmw_cmdbuf_res_manager *man;
 	struct vmw_resource *cotables[SVGA_COTABLE_DX10_MAX];
 	spinlock_t cotable_lock;
-	struct vmw_dma_buffer *dx_query_mob;
+	struct vmw_buffer_object *dx_query_mob;
 };
 
 static void vmw_user_context_free(struct vmw_resource *res);
@@ -900,7 +900,7 @@ vmw_context_binding_state(struct vmw_resource *ctx)
  * specified in the parameter.  0 otherwise.
  */
 int vmw_context_bind_dx_query(struct vmw_resource *ctx_res,
-			      struct vmw_dma_buffer *mob)
+			      struct vmw_buffer_object *mob)
 {
 	struct vmw_user_context *uctx =
 		container_of(ctx_res, struct vmw_user_context, res);
@@ -908,7 +908,7 @@ int vmw_context_bind_dx_query(struct vmw_resource *ctx_res,
 	if (mob == NULL) {
 		if (uctx->dx_query_mob) {
 			uctx->dx_query_mob->dx_query_ctx = NULL;
-			vmw_dmabuf_unreference(&uctx->dx_query_mob);
+			vmw_bo_unreference(&uctx->dx_query_mob);
 			uctx->dx_query_mob = NULL;
 		}
 
@@ -922,7 +922,7 @@ int vmw_context_bind_dx_query(struct vmw_resource *ctx_res,
 	mob->dx_query_ctx  = ctx_res;
 
 	if (!uctx->dx_query_mob)
-		uctx->dx_query_mob = vmw_dmabuf_reference(mob);
+		uctx->dx_query_mob = vmw_bo_reference(mob);
 
 	return 0;
 }
@@ -932,7 +932,7 @@ int vmw_context_bind_dx_query(struct vmw_resource *ctx_res,
  *
  * @ctx_res: The context resource
  */
-struct vmw_dma_buffer *
+struct vmw_buffer_object *
 vmw_context_get_dx_query_mob(struct vmw_resource *ctx_res)
 {
 	struct vmw_user_context *uctx =
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
index cbf54ea7b4c0..1052cd3cb700 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c
@@ -390,7 +390,7 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size)
 	struct ttm_operation_ctx ctx = { false, false };
 	struct vmw_private *dev_priv = res->dev_priv;
 	struct vmw_cotable *vcotbl = vmw_cotable(res);
-	struct vmw_dma_buffer *buf, *old_buf = res->backup;
+	struct vmw_buffer_object *buf, *old_buf = res->backup;
 	struct ttm_buffer_object *bo, *old_bo = &res->backup->base;
 	size_t old_size = res->backup_size;
 	size_t old_size_read_back = vcotbl->size_read_back;
@@ -415,8 +415,8 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size)
 	if (!buf)
 		return -ENOMEM;
 
-	ret = vmw_dmabuf_init(dev_priv, buf, new_size, &vmw_mob_ne_placement,
-			      true, vmw_dmabuf_bo_free);
+	ret = vmw_bo_init(dev_priv, buf, new_size, &vmw_mob_ne_placement,
+			  true, vmw_bo_bo_free);
 	if (ret) {
 		DRM_ERROR("Failed initializing new cotable MOB.\n");
 		return ret;
@@ -482,7 +482,7 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size)
 	/* Let go of the old mob. */
 	list_del(&res->mob_head);
 	list_add_tail(&res->mob_head, &buf->res_list);
-	vmw_dmabuf_unreference(&old_buf);
+	vmw_bo_unreference(&old_buf);
 	res->id = vcotbl->type;
 
 	return 0;
@@ -491,7 +491,7 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size)
 	ttm_bo_kunmap(&old_map);
 out_wait:
 	ttm_bo_unreserve(bo);
-	vmw_dmabuf_unreference(&buf);
+	vmw_bo_unreference(&buf);
 
 	return ret;
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 09cc721160c4..4f18304226bc 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -153,9 +153,9 @@
 static const struct drm_ioctl_desc vmw_ioctls[] = {
 	VMW_IOCTL_DEF(VMW_GET_PARAM, vmw_getparam_ioctl,
 		      DRM_AUTH | DRM_RENDER_ALLOW),
-	VMW_IOCTL_DEF(VMW_ALLOC_DMABUF, vmw_dmabuf_alloc_ioctl,
+	VMW_IOCTL_DEF(VMW_ALLOC_DMABUF, vmw_bo_alloc_ioctl,
 		      DRM_AUTH | DRM_RENDER_ALLOW),
-	VMW_IOCTL_DEF(VMW_UNREF_DMABUF, vmw_dmabuf_unref_ioctl,
+	VMW_IOCTL_DEF(VMW_UNREF_DMABUF, vmw_bo_unref_ioctl,
 		      DRM_RENDER_ALLOW),
 	VMW_IOCTL_DEF(VMW_CURSOR_BYPASS,
 		      vmw_kms_cursor_bypass_ioctl,
@@ -219,7 +219,7 @@ static const struct drm_ioctl_desc vmw_ioctls[] = {
 		      vmw_gb_surface_reference_ioctl,
 		      DRM_AUTH | DRM_RENDER_ALLOW),
 	VMW_IOCTL_DEF(VMW_SYNCCPU,
-		      vmw_user_dmabuf_synccpu_ioctl,
+		      vmw_user_bo_synccpu_ioctl,
 		      DRM_RENDER_ALLOW),
 	VMW_IOCTL_DEF(VMW_CREATE_EXTENDED_CONTEXT,
 		      vmw_extended_context_define_ioctl,
@@ -321,7 +321,7 @@ static void vmw_print_capabilities(uint32_t capabilities)
 static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv)
 {
 	int ret;
-	struct vmw_dma_buffer *vbo;
+	struct vmw_buffer_object *vbo;
 	struct ttm_bo_kmap_obj map;
 	volatile SVGA3dQueryResult *result;
 	bool dummy;
@@ -335,9 +335,9 @@ static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv)
 	if (!vbo)
 		return -ENOMEM;
 
-	ret = vmw_dmabuf_init(dev_priv, vbo, PAGE_SIZE,
-			      &vmw_sys_ne_placement, false,
-			      &vmw_dmabuf_bo_free);
+	ret = vmw_bo_init(dev_priv, vbo, PAGE_SIZE,
+			  &vmw_sys_ne_placement, false,
+			  &vmw_bo_bo_free);
 	if (unlikely(ret != 0))
 		return ret;
 
@@ -358,7 +358,7 @@ static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv)
 
 	if (unlikely(ret != 0)) {
 		DRM_ERROR("Dummy query buffer map failed.\n");
-		vmw_dmabuf_unreference(&vbo);
+		vmw_bo_unreference(&vbo);
 	} else
 		dev_priv->dummy_query_bo = vbo;
 
@@ -460,7 +460,7 @@ static void vmw_release_device_early(struct vmw_private *dev_priv)
 
 	BUG_ON(dev_priv->pinned_bo != NULL);
 
-	vmw_dmabuf_unreference(&dev_priv->dummy_query_bo);
+	vmw_bo_unreference(&dev_priv->dummy_query_bo);
 	if (dev_priv->cman)
 		vmw_cmdbuf_remove_pool(dev_priv->cman);
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 5fcbe1620d50..25c2f668ad6c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -86,7 +86,7 @@ struct vmw_fpriv {
 	bool gb_aware;
 };
 
-struct vmw_dma_buffer {
+struct vmw_buffer_object {
 	struct ttm_buffer_object base;
 	struct list_head res_list;
 	s32 pin_count;
@@ -120,7 +120,7 @@ struct vmw_resource {
 	unsigned long backup_size;
 	bool res_dirty; /* Protected by backup buffer reserved */
 	bool backup_dirty; /* Protected by backup buffer reserved */
-	struct vmw_dma_buffer *backup;
+	struct vmw_buffer_object *backup;
 	unsigned long backup_offset;
 	unsigned long pin_count; /* Protected by resource reserved */
 	const struct vmw_res_func *func;
@@ -304,7 +304,7 @@ struct vmw_sw_context{
 	uint32_t cmd_bounce_size;
 	struct list_head resource_list;
 	struct list_head ctx_resource_list; /* For contexts and cotables */
-	struct vmw_dma_buffer *cur_query_bo;
+	struct vmw_buffer_object *cur_query_bo;
 	struct list_head res_relocations;
 	uint32_t *buf_start;
 	struct vmw_res_cache_entry res_cache[vmw_res_max];
@@ -315,7 +315,7 @@ struct vmw_sw_context{
 	bool staged_bindings_inuse;
 	struct list_head staged_cmd_res;
 	struct vmw_resource_val_node *dx_ctx_node;
-	struct vmw_dma_buffer *dx_query_mob;
+	struct vmw_buffer_object *dx_query_mob;
 	struct vmw_resource *dx_query_ctx;
 	struct vmw_cmdbuf_res_manager *man;
 };
@@ -513,8 +513,8 @@ struct vmw_private {
 	 * are protected by the cmdbuf mutex.
 	 */
 
-	struct vmw_dma_buffer *dummy_query_bo;
-	struct vmw_dma_buffer *pinned_bo;
+	struct vmw_buffer_object *dummy_query_bo;
+	struct vmw_buffer_object *pinned_bo;
 	uint32_t query_cid;
 	uint32_t query_cid_valid;
 	bool dummy_query_bo_pinned;
@@ -623,43 +623,43 @@ extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
 				  struct ttm_object_file *tfile,
 				  uint32_t handle,
 				  struct vmw_surface **out_surf,
-				  struct vmw_dma_buffer **out_buf);
+				  struct vmw_buffer_object **out_buf);
 extern int vmw_user_resource_lookup_handle(
 	struct vmw_private *dev_priv,
 	struct ttm_object_file *tfile,
 	uint32_t handle,
 	const struct vmw_user_resource_conv *converter,
 	struct vmw_resource **p_res);
-extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
-extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
-			   struct vmw_dma_buffer *vmw_bo,
-			   size_t size, struct ttm_placement *placement,
-			   bool interuptable,
-			   void (*bo_free) (struct ttm_buffer_object *bo));
-extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
-				  struct ttm_object_file *tfile);
-extern int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
-				 struct ttm_object_file *tfile,
-				 uint32_t size,
-				 bool shareable,
-				 uint32_t *handle,
-				 struct vmw_dma_buffer **p_dma_buf,
-				 struct ttm_base_object **p_base);
-extern int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
-				     struct vmw_dma_buffer *dma_buf,
-				     uint32_t *handle);
-extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
-				  struct drm_file *file_priv);
-extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
-				  struct drm_file *file_priv);
-extern int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
-					 struct drm_file *file_priv);
-extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
-					 uint32_t cur_validate_node);
-extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
-extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
-				  uint32_t id, struct vmw_dma_buffer **out,
-				  struct ttm_base_object **base);
+extern void vmw_bo_bo_free(struct ttm_buffer_object *bo);
+extern int vmw_bo_init(struct vmw_private *dev_priv,
+		       struct vmw_buffer_object *vmw_bo,
+		       size_t size, struct ttm_placement *placement,
+		       bool interuptable,
+		       void (*bo_free)(struct ttm_buffer_object *bo));
+extern int vmw_user_bo_verify_access(struct ttm_buffer_object *bo,
+				     struct ttm_object_file *tfile);
+extern int vmw_user_bo_alloc(struct vmw_private *dev_priv,
+			     struct ttm_object_file *tfile,
+			     uint32_t size,
+			     bool shareable,
+			     uint32_t *handle,
+			     struct vmw_buffer_object **p_dma_buf,
+			     struct ttm_base_object **p_base);
+extern int vmw_user_bo_reference(struct ttm_object_file *tfile,
+				 struct vmw_buffer_object *dma_buf,
+				 uint32_t *handle);
+extern int vmw_bo_alloc_ioctl(struct drm_device *dev, void *data,
+			      struct drm_file *file_priv);
+extern int vmw_bo_unref_ioctl(struct drm_device *dev, void *data,
+			      struct drm_file *file_priv);
+extern int vmw_user_bo_synccpu_ioctl(struct drm_device *dev, void *data,
+				     struct drm_file *file_priv);
+extern uint32_t vmw_bo_validate_node(struct ttm_buffer_object *bo,
+				     uint32_t cur_validate_node);
+extern void vmw_bo_validate_clear(struct ttm_buffer_object *bo);
+extern int vmw_user_bo_lookup(struct ttm_object_file *tfile,
+			      uint32_t id, struct vmw_buffer_object **out,
+			      struct ttm_base_object **base);
 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
 				  struct drm_file *file_priv);
 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
@@ -670,43 +670,43 @@ extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
 				  struct vmw_resource **out);
 extern void vmw_resource_unreserve(struct vmw_resource *res,
 				   bool switch_backup,
-				   struct vmw_dma_buffer *new_backup,
+				   struct vmw_buffer_object *new_backup,
 				   unsigned long new_backup_offset);
 extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
 				     struct ttm_mem_reg *mem);
 extern void vmw_query_move_notify(struct ttm_buffer_object *bo,
 				  struct ttm_mem_reg *mem);
 extern void vmw_resource_swap_notify(struct ttm_buffer_object *bo);
-extern int vmw_query_readback_all(struct vmw_dma_buffer *dx_query_mob);
+extern int vmw_query_readback_all(struct vmw_buffer_object *dx_query_mob);
 extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
 				struct vmw_fence_obj *fence);
 extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
 
 
 /**
- * DMA buffer helper routines - vmwgfx_dmabuf.c
+ * Buffer object helper functions - vmwgfx_bo.c
  */
-extern int vmw_dmabuf_pin_in_placement(struct vmw_private *vmw_priv,
-				       struct vmw_dma_buffer *bo,
-				       struct ttm_placement *placement,
+extern int vmw_bo_pin_in_placement(struct vmw_private *vmw_priv,
+				   struct vmw_buffer_object *bo,
+				   struct ttm_placement *placement,
+				   bool interruptible);
+extern int vmw_bo_pin_in_vram(struct vmw_private *dev_priv,
+			      struct vmw_buffer_object *buf,
+			      bool interruptible);
+extern int vmw_bo_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
+				     struct vmw_buffer_object *buf,
+				     bool interruptible);
+extern int vmw_bo_pin_in_start_of_vram(struct vmw_private *vmw_priv,
+				       struct vmw_buffer_object *bo,
 				       bool interruptible);
-extern int vmw_dmabuf_pin_in_vram(struct vmw_private *dev_priv,
-				  struct vmw_dma_buffer *buf,
-				  bool interruptible);
-extern int vmw_dmabuf_pin_in_vram_or_gmr(struct vmw_private *dev_priv,
-					 struct vmw_dma_buffer *buf,
-					 bool interruptible);
-extern int vmw_dmabuf_pin_in_start_of_vram(struct vmw_private *vmw_priv,
-					   struct vmw_dma_buffer *bo,
-					   bool interruptible);
-extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
-			    struct vmw_dma_buffer *bo,
-			    bool interruptible);
+extern int vmw_bo_unpin(struct vmw_private *vmw_priv,
+			struct vmw_buffer_object *bo,
+			bool interruptible);
 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
 				 SVGAGuestPtr *ptr);
-extern void vmw_bo_pin_reserved(struct vmw_dma_buffer *bo, bool pin);
-extern void *vmw_dma_buffer_map_and_cache(struct vmw_dma_buffer *vbo);
-extern void vmw_dma_buffer_unmap(struct vmw_dma_buffer *vbo);
+extern void vmw_bo_pin_reserved(struct vmw_buffer_object *bo, bool pin);
+extern void *vmw_buffer_object_map_and_cache(struct vmw_buffer_object *vbo);
+extern void vmw_buffer_object_unmap(struct vmw_buffer_object *vbo);
 
 /**
  * Misc Ioctl functionality - vmwgfx_ioctl.c
@@ -758,7 +758,7 @@ extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
 
 /**
- * TTM buffer object driver - vmwgfx_buffer.c
+ * TTM buffer object driver - vmwgfx_ttm_buffer.c
  */
 
 extern const size_t vmw_tt_size;
@@ -1041,8 +1041,8 @@ vmw_context_binding_state(struct vmw_resource *ctx);
 extern void vmw_dx_context_scrub_cotables(struct vmw_resource *ctx,
 					  bool readback);
 extern int vmw_context_bind_dx_query(struct vmw_resource *ctx_res,
-				     struct vmw_dma_buffer *mob);
-extern struct vmw_dma_buffer *
+				     struct vmw_buffer_object *mob);
+extern struct vmw_buffer_object *
 vmw_context_get_dx_query_mob(struct vmw_resource *ctx_res);
 
 
@@ -1243,9 +1243,9 @@ static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
 	return srf;
 }
 
-static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
+static inline void vmw_bo_unreference(struct vmw_buffer_object **buf)
 {
-	struct vmw_dma_buffer *tmp_buf = *buf;
+	struct vmw_buffer_object *tmp_buf = *buf;
 
 	*buf = NULL;
 	if (tmp_buf != NULL) {
@@ -1255,7 +1255,8 @@ static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
 	}
 }
 
-static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
+static inline struct vmw_buffer_object *
+vmw_bo_reference(struct vmw_buffer_object *buf)
 {
 	if (ttm_bo_reference(&buf->base))
 		return buf;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index c9d5cc237124..a8b194655c40 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -92,7 +92,7 @@ struct vmw_resource_val_node {
 	struct list_head head;
 	struct drm_hash_item hash;
 	struct vmw_resource *res;
-	struct vmw_dma_buffer *new_backup;
+	struct vmw_buffer_object *new_backup;
 	struct vmw_ctx_binding_state *staged_bindings;
 	unsigned long new_backup_offset;
 	u32 first_usage : 1;
@@ -126,9 +126,9 @@ static int vmw_resource_context_res_add(struct vmw_private *dev_priv,
 static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
 				 struct vmw_sw_context *sw_context,
 				 SVGAMobId *id,
-				 struct vmw_dma_buffer **vmw_bo_p);
+				 struct vmw_buffer_object **vmw_bo_p);
 static int vmw_bo_to_validate_list(struct vmw_sw_context *sw_context,
-				   struct vmw_dma_buffer *vbo,
+				   struct vmw_buffer_object *vbo,
 				   bool validate_as_mob,
 				   uint32_t *p_val_node);
 /**
@@ -185,7 +185,7 @@ static void vmw_resources_unreserve(struct vmw_sw_context *sw_context,
 		}
 		vmw_resource_unreserve(res, switch_backup, val->new_backup,
 				       val->new_backup_offset);
-		vmw_dmabuf_unreference(&val->new_backup);
+		vmw_bo_unreference(&val->new_backup);
 	}
 }
 
@@ -423,7 +423,7 @@ static int vmw_resource_context_res_add(struct vmw_private *dev_priv,
 	}
 
 	if (dev_priv->has_dx && vmw_res_type(ctx) == vmw_res_dx_context) {
-		struct vmw_dma_buffer *dx_query_mob;
+		struct vmw_buffer_object *dx_query_mob;
 
 		dx_query_mob = vmw_context_get_dx_query_mob(ctx);
 		if (dx_query_mob)
@@ -544,7 +544,7 @@ static int vmw_cmd_ok(struct vmw_private *dev_priv,
  * submission is reached.
  */
 static int vmw_bo_to_validate_list(struct vmw_sw_context *sw_context,
-				   struct vmw_dma_buffer *vbo,
+				   struct vmw_buffer_object *vbo,
 				   bool validate_as_mob,
 				   uint32_t *p_val_node)
 {
@@ -616,7 +616,7 @@ static int vmw_resources_reserve(struct vmw_sw_context *sw_context)
 			return ret;
 
 		if (res->backup) {
-			struct vmw_dma_buffer *vbo = res->backup;
+			struct vmw_buffer_object *vbo = res->backup;
 
 			ret = vmw_bo_to_validate_list
 				(sw_context, vbo,
@@ -628,7 +628,7 @@ static int vmw_resources_reserve(struct vmw_sw_context *sw_context)
 	}
 
 	if (sw_context->dx_query_mob) {
-		struct vmw_dma_buffer *expected_dx_query_mob;
+		struct vmw_buffer_object *expected_dx_query_mob;
 
 		expected_dx_query_mob =
 			vmw_context_get_dx_query_mob(sw_context->dx_query_ctx);
@@ -657,7 +657,7 @@ static int vmw_resources_validate(struct vmw_sw_context *sw_context)
 
 	list_for_each_entry(val, &sw_context->resource_list, head) {
 		struct vmw_resource *res = val->res;
-		struct vmw_dma_buffer *backup = res->backup;
+		struct vmw_buffer_object *backup = res->backup;
 
 		ret = vmw_resource_validate(res);
 		if (unlikely(ret != 0)) {
@@ -668,7 +668,7 @@ static int vmw_resources_validate(struct vmw_sw_context *sw_context)
 
 		/* Check if the resource switched backup buffer */
 		if (backup && res->backup && (backup != res->backup)) {
-			struct vmw_dma_buffer *vbo = res->backup;
+			struct vmw_buffer_object *vbo = res->backup;
 
 			ret = vmw_bo_to_validate_list
 				(sw_context, vbo,
@@ -821,7 +821,7 @@ vmw_cmd_res_check(struct vmw_private *dev_priv,
 static int vmw_rebind_all_dx_query(struct vmw_resource *ctx_res)
 {
 	struct vmw_private *dev_priv = ctx_res->dev_priv;
-	struct vmw_dma_buffer *dx_query_mob;
+	struct vmw_buffer_object *dx_query_mob;
 	struct {
 		SVGA3dCmdHeader header;
 		SVGA3dCmdDXBindAllQuery body;
@@ -1152,7 +1152,7 @@ static int vmw_cmd_present_check(struct vmw_private *dev_priv,
  * command batch.
  */
 static int vmw_query_bo_switch_prepare(struct vmw_private *dev_priv,
-				       struct vmw_dma_buffer *new_query_bo,
+				       struct vmw_buffer_object *new_query_bo,
 				       struct vmw_sw_context *sw_context)
 {
 	struct vmw_res_cache_entry *ctx_entry =
@@ -1234,7 +1234,7 @@ static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv,
 	if (dev_priv->pinned_bo != sw_context->cur_query_bo) {
 		if (dev_priv->pinned_bo) {
 			vmw_bo_pin_reserved(dev_priv->pinned_bo, false);
-			vmw_dmabuf_unreference(&dev_priv->pinned_bo);
+			vmw_bo_unreference(&dev_priv->pinned_bo);
 		}
 
 		if (!sw_context->needs_post_query_barrier) {
@@ -1256,7 +1256,7 @@ static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv,
 			dev_priv->query_cid = sw_context->last_query_ctx->id;
 			dev_priv->query_cid_valid = true;
 			dev_priv->pinned_bo =
-				vmw_dmabuf_reference(sw_context->cur_query_bo);
+				vmw_bo_reference(sw_context->cur_query_bo);
 		}
 	}
 }
@@ -1282,15 +1282,14 @@ static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv,
 static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
 				 struct vmw_sw_context *sw_context,
 				 SVGAMobId *id,
-				 struct vmw_dma_buffer **vmw_bo_p)
+				 struct vmw_buffer_object **vmw_bo_p)
 {
-	struct vmw_dma_buffer *vmw_bo = NULL;
+	struct vmw_buffer_object *vmw_bo = NULL;
 	uint32_t handle = *id;
 	struct vmw_relocation *reloc;
 	int ret;
 
-	ret = vmw_user_dmabuf_lookup(sw_context->fp->tfile, handle, &vmw_bo,
-				     NULL);
+	ret = vmw_user_bo_lookup(sw_context->fp->tfile, handle, &vmw_bo, NULL);
 	if (unlikely(ret != 0)) {
 		DRM_ERROR("Could not find or use MOB buffer.\n");
 		ret = -EINVAL;
@@ -1316,7 +1315,7 @@ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
 	return 0;
 
 out_no_reloc:
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	*vmw_bo_p = NULL;
 	return ret;
 }
@@ -1343,15 +1342,14 @@ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
 static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
 				   struct vmw_sw_context *sw_context,
 				   SVGAGuestPtr *ptr,
-				   struct vmw_dma_buffer **vmw_bo_p)
+				   struct vmw_buffer_object **vmw_bo_p)
 {
-	struct vmw_dma_buffer *vmw_bo = NULL;
+	struct vmw_buffer_object *vmw_bo = NULL;
 	uint32_t handle = ptr->gmrId;
 	struct vmw_relocation *reloc;
 	int ret;
 
-	ret = vmw_user_dmabuf_lookup(sw_context->fp->tfile, handle, &vmw_bo,
-				     NULL);
+	ret = vmw_user_bo_lookup(sw_context->fp->tfile, handle, &vmw_bo, NULL);
 	if (unlikely(ret != 0)) {
 		DRM_ERROR("Could not find or use GMR region.\n");
 		ret = -EINVAL;
@@ -1376,7 +1374,7 @@ static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
 	return 0;
 
 out_no_reloc:
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	*vmw_bo_p = NULL;
 	return ret;
 }
@@ -1447,7 +1445,7 @@ static int vmw_cmd_dx_bind_query(struct vmw_private *dev_priv,
 		SVGA3dCmdDXBindQuery q;
 	} *cmd;
 
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	int    ret;
 
 
@@ -1466,7 +1464,7 @@ static int vmw_cmd_dx_bind_query(struct vmw_private *dev_priv,
 	sw_context->dx_query_mob = vmw_bo;
 	sw_context->dx_query_ctx = sw_context->dx_ctx_node->res;
 
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 
 	return ret;
 }
@@ -1549,7 +1547,7 @@ static int vmw_cmd_end_gb_query(struct vmw_private *dev_priv,
 				struct vmw_sw_context *sw_context,
 				SVGA3dCmdHeader *header)
 {
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	struct vmw_query_cmd {
 		SVGA3dCmdHeader header;
 		SVGA3dCmdEndGBQuery q;
@@ -1569,7 +1567,7 @@ static int vmw_cmd_end_gb_query(struct vmw_private *dev_priv,
 
 	ret = vmw_query_bo_switch_prepare(dev_priv, vmw_bo, sw_context);
 
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	return ret;
 }
 
@@ -1584,7 +1582,7 @@ static int vmw_cmd_end_query(struct vmw_private *dev_priv,
 			     struct vmw_sw_context *sw_context,
 			     SVGA3dCmdHeader *header)
 {
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	struct vmw_query_cmd {
 		SVGA3dCmdHeader header;
 		SVGA3dCmdEndQuery q;
@@ -1623,7 +1621,7 @@ static int vmw_cmd_end_query(struct vmw_private *dev_priv,
 
 	ret = vmw_query_bo_switch_prepare(dev_priv, vmw_bo, sw_context);
 
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	return ret;
 }
 
@@ -1638,7 +1636,7 @@ static int vmw_cmd_wait_gb_query(struct vmw_private *dev_priv,
 				 struct vmw_sw_context *sw_context,
 				 SVGA3dCmdHeader *header)
 {
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	struct vmw_query_cmd {
 		SVGA3dCmdHeader header;
 		SVGA3dCmdWaitForGBQuery q;
@@ -1656,7 +1654,7 @@ static int vmw_cmd_wait_gb_query(struct vmw_private *dev_priv,
 	if (unlikely(ret != 0))
 		return ret;
 
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	return 0;
 }
 
@@ -1671,7 +1669,7 @@ static int vmw_cmd_wait_query(struct vmw_private *dev_priv,
 			      struct vmw_sw_context *sw_context,
 			      SVGA3dCmdHeader *header)
 {
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	struct vmw_query_cmd {
 		SVGA3dCmdHeader header;
 		SVGA3dCmdWaitForQuery q;
@@ -1708,7 +1706,7 @@ static int vmw_cmd_wait_query(struct vmw_private *dev_priv,
 	if (unlikely(ret != 0))
 		return ret;
 
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	return 0;
 }
 
@@ -1716,7 +1714,7 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv,
 		       struct vmw_sw_context *sw_context,
 		       SVGA3dCmdHeader *header)
 {
-	struct vmw_dma_buffer *vmw_bo = NULL;
+	struct vmw_buffer_object *vmw_bo = NULL;
 	struct vmw_surface *srf = NULL;
 	struct vmw_dma_cmd {
 		SVGA3dCmdHeader header;
@@ -1768,7 +1766,7 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv,
 			     header);
 
 out_no_surface:
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 	return ret;
 }
 
@@ -1887,7 +1885,7 @@ static int vmw_cmd_check_define_gmrfb(struct vmw_private *dev_priv,
 				      struct vmw_sw_context *sw_context,
 				      void *buf)
 {
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	int ret;
 
 	struct {
@@ -1901,7 +1899,7 @@ static int vmw_cmd_check_define_gmrfb(struct vmw_private *dev_priv,
 	if (unlikely(ret != 0))
 		return ret;
 
-	vmw_dmabuf_unreference(&vmw_bo);
+	vmw_bo_unreference(&vmw_bo);
 
 	return ret;
 }
@@ -1928,7 +1926,7 @@ static int vmw_cmd_res_switch_backup(struct vmw_private *dev_priv,
 				     uint32_t *buf_id,
 				     unsigned long backup_offset)
 {
-	struct vmw_dma_buffer *dma_buf;
+	struct vmw_buffer_object *dma_buf;
 	int ret;
 
 	ret = vmw_translate_mob_ptr(dev_priv, sw_context, buf_id, &dma_buf);
@@ -1939,7 +1937,7 @@ static int vmw_cmd_res_switch_backup(struct vmw_private *dev_priv,
 	if (val_node->first_usage)
 		val_node->no_buffer_needed = true;
 
-	vmw_dmabuf_unreference(&val_node->new_backup);
+	vmw_bo_unreference(&val_node->new_backup);
 	val_node->new_backup = dma_buf;
 	val_node->new_backup_offset = backup_offset;
 
@@ -3701,8 +3699,8 @@ int vmw_validate_single_buffer(struct vmw_private *dev_priv,
 			       bool interruptible,
 			       bool validate_as_mob)
 {
-	struct vmw_dma_buffer *vbo = container_of(bo, struct vmw_dma_buffer,
-						  base);
+	struct vmw_buffer_object *vbo =
+		container_of(bo, struct vmw_buffer_object, base);
 	struct ttm_operation_ctx ctx = { interruptible, true };
 	int ret;
 
@@ -4423,7 +4421,7 @@ void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
 
 	ttm_bo_unref(&query_val.bo);
 	ttm_bo_unref(&pinned_val.bo);
-	vmw_dmabuf_unreference(&dev_priv->pinned_bo);
+	vmw_bo_unreference(&dev_priv->pinned_bo);
 out_unlock:
 	return;
 
@@ -4432,7 +4430,7 @@ void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
 out_no_reserve:
 	ttm_bo_unref(&query_val.bo);
 	ttm_bo_unref(&pinned_val.bo);
-	vmw_dmabuf_unreference(&dev_priv->pinned_bo);
+	vmw_bo_unreference(&dev_priv->pinned_bo);
 }
 
 /**
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 9b7e0aca5f84..dcde4985c574 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -42,7 +42,7 @@ struct vmw_fb_par {
 	void *vmalloc;
 
 	struct mutex bo_mutex;
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	unsigned bo_size;
 	struct drm_framebuffer *set_fb;
 	struct drm_display_mode *set_mode;
@@ -184,7 +184,7 @@ static void vmw_fb_dirty_flush(struct work_struct *work)
 	struct drm_clip_rect clip;
 	struct drm_framebuffer *cur_fb;
 	u8 *src_ptr, *dst_ptr;
-	struct vmw_dma_buffer *vbo = par->vmw_bo;
+	struct vmw_buffer_object *vbo = par->vmw_bo;
 	void *virtual;
 
 	if (!READ_ONCE(par->dirty.active))
@@ -197,7 +197,7 @@ static void vmw_fb_dirty_flush(struct work_struct *work)
 
 	(void) ttm_read_lock(&vmw_priv->reservation_sem, false);
 	(void) ttm_bo_reserve(&vbo->base, false, false, NULL);
-	virtual = vmw_dma_buffer_map_and_cache(vbo);
+	virtual = vmw_buffer_object_map_and_cache(vbo);
 	if (!virtual)
 		goto out_unreserve;
 
@@ -391,9 +391,9 @@ static void vmw_fb_imageblit(struct fb_info *info, const struct fb_image *image)
  */
 
 static int vmw_fb_create_bo(struct vmw_private *vmw_priv,
-			    size_t size, struct vmw_dma_buffer **out)
+			    size_t size, struct vmw_buffer_object **out)
 {
-	struct vmw_dma_buffer *vmw_bo;
+	struct vmw_buffer_object *vmw_bo;
 	int ret;
 
 	(void) ttm_write_lock(&vmw_priv->reservation_sem, false);
@@ -404,10 +404,10 @@ static int vmw_fb_create_bo(struct vmw_private *vmw_priv,
 		goto err_unlock;
 	}
 
-	ret = vmw_dmabuf_init(vmw_priv, vmw_bo, size,
+	ret = vmw_bo_init(vmw_priv, vmw_bo, size,
 			      &vmw_sys_placement,
 			      false,
-			      &vmw_dmabuf_bo_free);
+			      &vmw_bo_bo_free);
 	if (unlikely(ret != 0))
 		goto err_unlock; /* init frees the buffer on failure */
 
@@ -491,7 +491,7 @@ static int vmw_fb_kms_detach(struct vmw_fb_par *par,
 	}
 
 	if (par->vmw_bo && detach_bo && unref_bo)
-		vmw_dmabuf_unreference(&par->vmw_bo);
+		vmw_bo_unreference(&par->vmw_bo);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index c5e8eae0dbe2..5e0c8f775c92 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -377,8 +377,8 @@ int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
 	}
 
 	vfb = vmw_framebuffer_to_vfb(fb);
-	if (!vfb->dmabuf) {
-		DRM_ERROR("Framebuffer not dmabuf backed.\n");
+	if (!vfb->bo) {
+		DRM_ERROR("Framebuffer not buffer backed.\n");
 		ret = -EINVAL;
 		goto out_no_ttm_lock;
 	}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index ef96ba7432ad..7a32be0cef14 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -85,10 +85,10 @@ static int vmw_cursor_update_image(struct vmw_private *dev_priv,
 	return 0;
 }
 
-static int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
-				    struct vmw_dma_buffer *dmabuf,
-				    u32 width, u32 height,
-				    u32 hotspotX, u32 hotspotY)
+static int vmw_cursor_update_bo(struct vmw_private *dev_priv,
+				struct vmw_buffer_object *bo,
+				u32 width, u32 height,
+				u32 hotspotX, u32 hotspotY)
 {
 	struct ttm_bo_kmap_obj map;
 	unsigned long kmap_offset;
@@ -100,13 +100,13 @@ static int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
 	kmap_offset = 0;
 	kmap_num = (width*height*4 + PAGE_SIZE - 1) >> PAGE_SHIFT;
 
-	ret = ttm_bo_reserve(&dmabuf->base, true, false, NULL);
+	ret = ttm_bo_reserve(&bo->base, true, false, NULL);
 	if (unlikely(ret != 0)) {
 		DRM_ERROR("reserve failed\n");
 		return -EINVAL;
 	}
 
-	ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map);
+	ret = ttm_bo_kmap(&bo->base, kmap_offset, kmap_num, &map);
 	if (unlikely(ret != 0))
 		goto err_unreserve;
 
@@ -116,7 +116,7 @@ static int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
 
 	ttm_bo_kunmap(&map);
 err_unreserve:
-	ttm_bo_unreserve(&dmabuf->base);
+	ttm_bo_unreserve(&bo->base);
 
 	return ret;
 }
@@ -352,13 +352,13 @@ vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane,
 	if (vps->surf)
 		vmw_surface_unreference(&vps->surf);
 
-	if (vps->dmabuf)
-		vmw_dmabuf_unreference(&vps->dmabuf);
+	if (vps->bo)
+		vmw_bo_unreference(&vps->bo);
 
 	if (fb) {
-		if (vmw_framebuffer_to_vfb(fb)->dmabuf) {
-			vps->dmabuf = vmw_framebuffer_to_vfbd(fb)->buffer;
-			vmw_dmabuf_reference(vps->dmabuf);
+		if (vmw_framebuffer_to_vfb(fb)->bo) {
+			vps->bo = vmw_framebuffer_to_vfbd(fb)->buffer;
+			vmw_bo_reference(vps->bo);
 		} else {
 			vps->surf = vmw_framebuffer_to_vfbs(fb)->surface;
 			vmw_surface_reference(vps->surf);
@@ -390,7 +390,7 @@ vmw_du_cursor_plane_atomic_update(struct drm_plane *plane,
 	}
 
 	du->cursor_surface = vps->surf;
-	du->cursor_dmabuf = vps->dmabuf;
+	du->cursor_bo = vps->bo;
 
 	if (vps->surf) {
 		du->cursor_age = du->cursor_surface->snooper.age;
@@ -399,11 +399,11 @@ vmw_du_cursor_plane_atomic_update(struct drm_plane *plane,
 					      vps->surf->snooper.image,
 					      64, 64, hotspot_x,
 					      hotspot_y);
-	} else if (vps->dmabuf) {
-		ret = vmw_cursor_update_dmabuf(dev_priv, vps->dmabuf,
-					       plane->state->crtc_w,
-					       plane->state->crtc_h,
-					       hotspot_x, hotspot_y);
+	} else if (vps->bo) {
+		ret = vmw_cursor_update_bo(dev_priv, vps->bo,
+					   plane->state->crtc_w,
+					   plane->state->crtc_h,
+					   hotspot_x, hotspot_y);
 	} else {
 		vmw_cursor_update_position(dev_priv, false, 0, 0);
 		return;
@@ -519,7 +519,7 @@ int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane,
 		ret = -EINVAL;
 	}
 
-	if (!vmw_framebuffer_to_vfb(fb)->dmabuf)
+	if (!vmw_framebuffer_to_vfb(fb)->bo)
 		surface = vmw_framebuffer_to_vfbs(fb)->surface;
 
 	if (surface && !surface->snooper.image) {
@@ -687,8 +687,8 @@ vmw_du_plane_duplicate_state(struct drm_plane *plane)
 	if (vps->surf)
 		(void) vmw_surface_reference(vps->surf);
 
-	if (vps->dmabuf)
-		(void) vmw_dmabuf_reference(vps->dmabuf);
+	if (vps->bo)
+		(void) vmw_bo_reference(vps->bo);
 
 	state = &vps->base;
 
@@ -745,8 +745,8 @@ vmw_du_plane_destroy_state(struct drm_plane *plane,
 	if (vps->surf)
 		vmw_surface_unreference(&vps->surf);
 
-	if (vps->dmabuf)
-		vmw_dmabuf_unreference(&vps->dmabuf);
+	if (vps->bo)
+		vmw_bo_unreference(&vps->bo);
 
 	drm_atomic_helper_plane_destroy_state(plane, state);
 }
@@ -902,12 +902,12 @@ static int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
 
 /**
  * vmw_kms_readback - Perform a readback from the screen system to
- * a dma-buffer backed framebuffer.
+ * a buffer-object backed framebuffer.
  *
  * @dev_priv: Pointer to the device private structure.
  * @file_priv: Pointer to a struct drm_file identifying the caller.
  * Must be set to NULL if @user_fence_rep is NULL.
- * @vfb: Pointer to the dma-buffer backed framebuffer.
+ * @vfb: Pointer to the buffer-object backed framebuffer.
  * @user_fence_rep: User-space provided structure for fence information.
  * Must be set to non-NULL if @file_priv is non-NULL.
  * @vclips: Array of clip rects.
@@ -951,7 +951,7 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
 					   struct vmw_framebuffer **out,
 					   const struct drm_mode_fb_cmd2
 					   *mode_cmd,
-					   bool is_dmabuf_proxy)
+					   bool is_bo_proxy)
 
 {
 	struct drm_device *dev = dev_priv->dev;
@@ -1019,7 +1019,7 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
 	drm_helper_mode_fill_fb_struct(dev, &vfbs->base.base, mode_cmd);
 	vfbs->surface = vmw_surface_reference(surface);
 	vfbs->base.user_handle = mode_cmd->handles[0];
-	vfbs->is_dmabuf_proxy = is_dmabuf_proxy;
+	vfbs->is_bo_proxy = is_bo_proxy;
 
 	*out = &vfbs->base;
 
@@ -1038,30 +1038,30 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
 }
 
 /*
- * Dmabuf framebuffer code
+ * Buffer-object framebuffer code
  */
 
-static void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer)
+static void vmw_framebuffer_bo_destroy(struct drm_framebuffer *framebuffer)
 {
-	struct vmw_framebuffer_dmabuf *vfbd =
+	struct vmw_framebuffer_bo *vfbd =
 		vmw_framebuffer_to_vfbd(framebuffer);
 
 	drm_framebuffer_cleanup(framebuffer);
-	vmw_dmabuf_unreference(&vfbd->buffer);
+	vmw_bo_unreference(&vfbd->buffer);
 	if (vfbd->base.user_obj)
 		ttm_base_object_unref(&vfbd->base.user_obj);
 
 	kfree(vfbd);
 }
 
-static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
-				 struct drm_file *file_priv,
-				 unsigned flags, unsigned color,
-				 struct drm_clip_rect *clips,
-				 unsigned num_clips)
+static int vmw_framebuffer_bo_dirty(struct drm_framebuffer *framebuffer,
+				    struct drm_file *file_priv,
+				    unsigned int flags, unsigned int color,
+				    struct drm_clip_rect *clips,
+				    unsigned int num_clips)
 {
 	struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
-	struct vmw_framebuffer_dmabuf *vfbd =
+	struct vmw_framebuffer_bo *vfbd =
 		vmw_framebuffer_to_vfbd(framebuffer);
 	struct drm_clip_rect norect;
 	int ret, increment = 1;
@@ -1092,13 +1092,13 @@ static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
 				       true, true, NULL);
 		break;
 	case vmw_du_screen_object:
-		ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, &vfbd->base,
-						  clips, NULL, num_clips,
-						  increment, true, NULL, NULL);
+		ret = vmw_kms_sou_do_bo_dirty(dev_priv, &vfbd->base,
+					      clips, NULL, num_clips,
+					      increment, true, NULL, NULL);
 		break;
 	case vmw_du_legacy:
-		ret = vmw_kms_ldu_do_dmabuf_dirty(dev_priv, &vfbd->base, 0, 0,
-						  clips, num_clips, increment);
+		ret = vmw_kms_ldu_do_bo_dirty(dev_priv, &vfbd->base, 0, 0,
+					      clips, num_clips, increment);
 		break;
 	default:
 		ret = -EINVAL;
@@ -1114,23 +1114,23 @@ static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
 	return ret;
 }
 
-static const struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = {
-	.destroy = vmw_framebuffer_dmabuf_destroy,
-	.dirty = vmw_framebuffer_dmabuf_dirty,
+static const struct drm_framebuffer_funcs vmw_framebuffer_bo_funcs = {
+	.destroy = vmw_framebuffer_bo_destroy,
+	.dirty = vmw_framebuffer_bo_dirty,
 };
 
 /**
- * Pin the dmabuffer in a location suitable for access by the
+ * Pin the bofer in a location suitable for access by the
  * display system.
  */
 static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb)
 {
 	struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
-	struct vmw_dma_buffer *buf;
+	struct vmw_buffer_object *buf;
 	struct ttm_placement *placement;
 	int ret;
 
-	buf = vfb->dmabuf ?  vmw_framebuffer_to_vfbd(&vfb->base)->buffer :
+	buf = vfb->bo ?  vmw_framebuffer_to_vfbd(&vfb->base)->buffer :
 		vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup;
 
 	if (!buf)
@@ -1139,12 +1139,12 @@ static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb)
 	switch (dev_priv->active_display_unit) {
 	case vmw_du_legacy:
 		vmw_overlay_pause_all(dev_priv);
-		ret = vmw_dmabuf_pin_in_start_of_vram(dev_priv, buf, false);
+		ret = vmw_bo_pin_in_start_of_vram(dev_priv, buf, false);
 		vmw_overlay_resume_all(dev_priv);
 		break;
 	case vmw_du_screen_object:
 	case vmw_du_screen_target:
-		if (vfb->dmabuf) {
+		if (vfb->bo) {
 			if (dev_priv->capabilities & SVGA_CAP_3D) {
 				/*
 				 * Use surface DMA to get content to
@@ -1160,8 +1160,7 @@ static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb)
 			placement = &vmw_mob_placement;
 		}
 
-		return vmw_dmabuf_pin_in_placement(dev_priv, buf, placement,
-						   false);
+		return vmw_bo_pin_in_placement(dev_priv, buf, placement, false);
 	default:
 		return -EINVAL;
 	}
@@ -1172,36 +1171,36 @@ static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb)
 static int vmw_framebuffer_unpin(struct vmw_framebuffer *vfb)
 {
 	struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
-	struct vmw_dma_buffer *buf;
+	struct vmw_buffer_object *buf;
 
-	buf = vfb->dmabuf ?  vmw_framebuffer_to_vfbd(&vfb->base)->buffer :
+	buf = vfb->bo ?  vmw_framebuffer_to_vfbd(&vfb->base)->buffer :
 		vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup;
 
 	if (WARN_ON(!buf))
 		return 0;
 
-	return vmw_dmabuf_unpin(dev_priv, buf, false);
+	return vmw_bo_unpin(dev_priv, buf, false);
 }
 
 /**
- * vmw_create_dmabuf_proxy - create a proxy surface for the DMA buf
+ * vmw_create_bo_proxy - create a proxy surface for the buffer object
  *
  * @dev: DRM device
  * @mode_cmd: parameters for the new surface
- * @dmabuf_mob: MOB backing the DMA buf
+ * @bo_mob: MOB backing the buffer object
  * @srf_out: newly created surface
  *
- * When the content FB is a DMA buf, we create a surface as a proxy to the
+ * When the content FB is a buffer object, we create a surface as a proxy to the
  * same buffer.  This way we can do a surface copy rather than a surface DMA.
  * This is a more efficient approach
  *
  * RETURNS:
  * 0 on success, error code otherwise
  */
-static int vmw_create_dmabuf_proxy(struct drm_device *dev,
-				   const struct drm_mode_fb_cmd2 *mode_cmd,
-				   struct vmw_dma_buffer *dmabuf_mob,
-				   struct vmw_surface **srf_out)
+static int vmw_create_bo_proxy(struct drm_device *dev,
+			       const struct drm_mode_fb_cmd2 *mode_cmd,
+			       struct vmw_buffer_object *bo_mob,
+			       struct vmw_surface **srf_out)
 {
 	uint32_t format;
 	struct drm_vmw_size content_base_size = {0};
@@ -1258,8 +1257,8 @@ static int vmw_create_dmabuf_proxy(struct drm_device *dev,
 	/* Reserve and switch the backing mob. */
 	mutex_lock(&res->dev_priv->cmdbuf_mutex);
 	(void) vmw_resource_reserve(res, false, true);
-	vmw_dmabuf_unreference(&res->backup);
-	res->backup = vmw_dmabuf_reference(dmabuf_mob);
+	vmw_bo_unreference(&res->backup);
+	res->backup = vmw_bo_reference(bo_mob);
 	res->backup_offset = 0;
 	vmw_resource_unreserve(res, false, NULL, 0);
 	mutex_unlock(&res->dev_priv->cmdbuf_mutex);
@@ -1269,21 +1268,21 @@ static int vmw_create_dmabuf_proxy(struct drm_device *dev,
 
 
 
-static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
-					  struct vmw_dma_buffer *dmabuf,
-					  struct vmw_framebuffer **out,
-					  const struct drm_mode_fb_cmd2
-					  *mode_cmd)
+static int vmw_kms_new_framebuffer_bo(struct vmw_private *dev_priv,
+				      struct vmw_buffer_object *bo,
+				      struct vmw_framebuffer **out,
+				      const struct drm_mode_fb_cmd2
+				      *mode_cmd)
 
 {
 	struct drm_device *dev = dev_priv->dev;
-	struct vmw_framebuffer_dmabuf *vfbd;
+	struct vmw_framebuffer_bo *vfbd;
 	unsigned int requested_size;
 	struct drm_format_name_buf format_name;
 	int ret;
 
 	requested_size = mode_cmd->height * mode_cmd->pitches[0];
-	if (unlikely(requested_size > dmabuf->base.num_pages * PAGE_SIZE)) {
+	if (unlikely(requested_size > bo->base.num_pages * PAGE_SIZE)) {
 		DRM_ERROR("Screen buffer object size is too small "
 			  "for requested mode.\n");
 		return -EINVAL;
@@ -1312,20 +1311,20 @@ static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
 	}
 
 	drm_helper_mode_fill_fb_struct(dev, &vfbd->base.base, mode_cmd);
-	vfbd->base.dmabuf = true;
-	vfbd->buffer = vmw_dmabuf_reference(dmabuf);
+	vfbd->base.bo = true;
+	vfbd->buffer = vmw_bo_reference(bo);
 	vfbd->base.user_handle = mode_cmd->handles[0];
 	*out = &vfbd->base;
 
 	ret = drm_framebuffer_init(dev, &vfbd->base.base,
-				   &vmw_framebuffer_dmabuf_funcs);
+				   &vmw_framebuffer_bo_funcs);
 	if (ret)
 		goto out_err2;
 
 	return 0;
 
 out_err2:
-	vmw_dmabuf_unreference(&dmabuf);
+	vmw_bo_unreference(&bo);
 	kfree(vfbd);
 out_err1:
 	return ret;
@@ -1354,57 +1353,57 @@ vmw_kms_srf_ok(struct vmw_private *dev_priv, uint32_t width, uint32_t height)
  * vmw_kms_new_framebuffer - Create a new framebuffer.
  *
  * @dev_priv: Pointer to device private struct.
- * @dmabuf: Pointer to dma buffer to wrap the kms framebuffer around.
- * Either @dmabuf or @surface must be NULL.
+ * @bo: Pointer to buffer object to wrap the kms framebuffer around.
+ * Either @bo or @surface must be NULL.
  * @surface: Pointer to a surface to wrap the kms framebuffer around.
- * Either @dmabuf or @surface must be NULL.
- * @only_2d: No presents will occur to this dma buffer based framebuffer. This
- * Helps the code to do some important optimizations.
+ * Either @bo or @surface must be NULL.
+ * @only_2d: No presents will occur to this buffer object based framebuffer.
+ * This helps the code to do some important optimizations.
  * @mode_cmd: Frame-buffer metadata.
  */
 struct vmw_framebuffer *
 vmw_kms_new_framebuffer(struct vmw_private *dev_priv,
-			struct vmw_dma_buffer *dmabuf,
+			struct vmw_buffer_object *bo,
 			struct vmw_surface *surface,
 			bool only_2d,
 			const struct drm_mode_fb_cmd2 *mode_cmd)
 {
 	struct vmw_framebuffer *vfb = NULL;
-	bool is_dmabuf_proxy = false;
+	bool is_bo_proxy = false;
 	int ret;
 
 	/*
 	 * We cannot use the SurfaceDMA command in an non-accelerated VM,
-	 * therefore, wrap the DMA buf in a surface so we can use the
+	 * therefore, wrap the buffer object in a surface so we can use the
 	 * SurfaceCopy command.
 	 */
 	if (vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height)  &&
-	    dmabuf && only_2d &&
+	    bo && only_2d &&
 	    mode_cmd->width > 64 &&  /* Don't create a proxy for cursor */
 	    dev_priv->active_display_unit == vmw_du_screen_target) {
-		ret = vmw_create_dmabuf_proxy(dev_priv->dev, mode_cmd,
-					      dmabuf, &surface);
+		ret = vmw_create_bo_proxy(dev_priv->dev, mode_cmd,
+					  bo, &surface);
 		if (ret)
 			return ERR_PTR(ret);
 
-		is_dmabuf_proxy = true;
+		is_bo_proxy = true;
 	}
 
 	/* Create the new framebuffer depending one what we have */
 	if (surface) {
 		ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb,
 						      mode_cmd,
-						      is_dmabuf_proxy);
+						      is_bo_proxy);
 
 		/*
-		 * vmw_create_dmabuf_proxy() adds a reference that is no longer
+		 * vmw_create_bo_proxy() adds a reference that is no longer
 		 * needed
 		 */
-		if (is_dmabuf_proxy)
+		if (is_bo_proxy)
 			vmw_surface_unreference(&surface);
-	} else if (dmabuf) {
-		ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, dmabuf, &vfb,
-						     mode_cmd);
+	} else if (bo) {
+		ret = vmw_kms_new_framebuffer_bo(dev_priv, bo, &vfb,
+						 mode_cmd);
 	} else {
 		BUG();
 	}
@@ -1430,7 +1429,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
 	struct vmw_framebuffer *vfb = NULL;
 	struct vmw_surface *surface = NULL;
-	struct vmw_dma_buffer *bo = NULL;
+	struct vmw_buffer_object *bo = NULL;
 	struct ttm_base_object *user_obj;
 	int ret;
 
@@ -1466,7 +1465,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
 	 * End conditioned code.
 	 */
 
-	/* returns either a dmabuf or surface */
+	/* returns either a bo or surface */
 	ret = vmw_user_lookup_handle(dev_priv, tfile,
 				     mode_cmd->handles[0],
 				     &surface, &bo);
@@ -1494,7 +1493,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
 err_out:
 	/* vmw_user_lookup_handle takes one ref so does new_fb */
 	if (bo)
-		vmw_dmabuf_unreference(&bo);
+		vmw_bo_unreference(&bo);
 	if (surface)
 		vmw_surface_unreference(&surface);
 
@@ -2427,7 +2426,7 @@ int vmw_kms_helper_dirty(struct vmw_private *dev_priv,
  * interrupted by a signal.
  */
 int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv,
-				  struct vmw_dma_buffer *buf,
+				  struct vmw_buffer_object *buf,
 				  bool interruptible,
 				  bool validate_as_mob,
 				  bool for_cpu_blit)
@@ -2459,7 +2458,7 @@ int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv,
  * Helper to be used if an error forces the caller to undo the actions of
  * vmw_kms_helper_buffer_prepare.
  */
-void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf)
+void vmw_kms_helper_buffer_revert(struct vmw_buffer_object *buf)
 {
 	if (buf)
 		ttm_bo_unreserve(&buf->base);
@@ -2482,7 +2481,7 @@ void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf)
  */
 void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv,
 				  struct drm_file *file_priv,
-				  struct vmw_dma_buffer *buf,
+				  struct vmw_buffer_object *buf,
 				  struct vmw_fence_obj **out_fence,
 				  struct drm_vmw_fence_rep __user *
 				  user_fence_rep)
@@ -2522,7 +2521,7 @@ void vmw_kms_helper_resource_revert(struct vmw_validation_ctx *ctx)
 	struct vmw_resource *res = ctx->res;
 
 	vmw_kms_helper_buffer_revert(ctx->buf);
-	vmw_dmabuf_unreference(&ctx->buf);
+	vmw_bo_unreference(&ctx->buf);
 	vmw_resource_unreserve(res, false, NULL, 0);
 	mutex_unlock(&res->dev_priv->cmdbuf_mutex);
 }
@@ -2567,7 +2566,7 @@ int vmw_kms_helper_resource_prepare(struct vmw_resource *res,
 		if (ret)
 			goto out_unreserve;
 
-		ctx->buf = vmw_dmabuf_reference(res->backup);
+		ctx->buf = vmw_bo_reference(res->backup);
 	}
 	ret = vmw_resource_validate(res);
 	if (ret)
@@ -2600,7 +2599,7 @@ void vmw_kms_helper_resource_finish(struct vmw_validation_ctx *ctx,
 		vmw_kms_helper_buffer_finish(res->dev_priv, NULL, ctx->buf,
 					     out_fence, NULL);
 
-	vmw_dmabuf_unreference(&ctx->buf);
+	vmw_bo_unreference(&ctx->buf);
 	vmw_resource_unreserve(res, false, NULL, 0);
 	mutex_unlock(&res->dev_priv->cmdbuf_mutex);
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index 6b7c012719f1..ff1caed38f94 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -90,7 +90,7 @@ struct vmw_kms_dirty {
 #define vmw_framebuffer_to_vfbs(x) \
 	container_of(x, struct vmw_framebuffer_surface, base.base)
 #define vmw_framebuffer_to_vfbd(x) \
-	container_of(x, struct vmw_framebuffer_dmabuf, base.base)
+	container_of(x, struct vmw_framebuffer_bo, base.base)
 
 /**
  * Base class for framebuffers
@@ -102,7 +102,7 @@ struct vmw_framebuffer {
 	struct drm_framebuffer base;
 	int (*pin)(struct vmw_framebuffer *fb);
 	int (*unpin)(struct vmw_framebuffer *fb);
-	bool dmabuf;
+	bool bo;
 	struct ttm_base_object *user_obj;
 	uint32_t user_handle;
 };
@@ -117,15 +117,15 @@ struct vmw_clip_rect {
 struct vmw_framebuffer_surface {
 	struct vmw_framebuffer base;
 	struct vmw_surface *surface;
-	struct vmw_dma_buffer *buffer;
+	struct vmw_buffer_object *buffer;
 	struct list_head head;
-	bool is_dmabuf_proxy;  /* true if this is proxy surface for DMA buf */
+	bool is_bo_proxy;  /* true if this is proxy surface for DMA buf */
 };
 
 
-struct vmw_framebuffer_dmabuf {
+struct vmw_framebuffer_bo {
 	struct vmw_framebuffer base;
-	struct vmw_dma_buffer *buffer;
+	struct vmw_buffer_object *buffer;
 };
 
 
@@ -161,18 +161,18 @@ struct vmw_crtc_state {
  *
  * @base DRM plane object
  * @surf Display surface for STDU
- * @dmabuf display dmabuf for SOU
+ * @bo display bo for SOU
  * @content_fb_type Used by STDU.
- * @dmabuf_size Size of the dmabuf, used by Screen Object Display Unit
+ * @bo_size Size of the bo, used by Screen Object Display Unit
  * @pinned pin count for STDU display surface
  */
 struct vmw_plane_state {
 	struct drm_plane_state base;
 	struct vmw_surface *surf;
-	struct vmw_dma_buffer *dmabuf;
+	struct vmw_buffer_object *bo;
 
 	int content_fb_type;
-	unsigned long dmabuf_size;
+	unsigned long bo_size;
 
 	int pinned;
 
@@ -209,7 +209,7 @@ struct vmw_display_unit {
 	struct drm_plane cursor;
 
 	struct vmw_surface *cursor_surface;
-	struct vmw_dma_buffer *cursor_dmabuf;
+	struct vmw_buffer_object *cursor_bo;
 	size_t cursor_age;
 
 	int cursor_x;
@@ -243,7 +243,7 @@ struct vmw_display_unit {
 
 struct vmw_validation_ctx {
 	struct vmw_resource *res;
-	struct vmw_dma_buffer *buf;
+	struct vmw_buffer_object *buf;
 };
 
 #define vmw_crtc_to_du(x) \
@@ -291,14 +291,14 @@ int vmw_kms_helper_dirty(struct vmw_private *dev_priv,
 			 struct vmw_kms_dirty *dirty);
 
 int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv,
-				  struct vmw_dma_buffer *buf,
+				  struct vmw_buffer_object *buf,
 				  bool interruptible,
 				  bool validate_as_mob,
 				  bool for_cpu_blit);
-void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf);
+void vmw_kms_helper_buffer_revert(struct vmw_buffer_object *buf);
 void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv,
 				  struct drm_file *file_priv,
-				  struct vmw_dma_buffer *buf,
+				  struct vmw_buffer_object *buf,
 				  struct vmw_fence_obj **out_fence,
 				  struct drm_vmw_fence_rep __user *
 				  user_fence_rep);
@@ -316,7 +316,7 @@ int vmw_kms_readback(struct vmw_private *dev_priv,
 		     uint32_t num_clips);
 struct vmw_framebuffer *
 vmw_kms_new_framebuffer(struct vmw_private *dev_priv,
-			struct vmw_dma_buffer *dmabuf,
+			struct vmw_buffer_object *bo,
 			struct vmw_surface *surface,
 			bool only_2d,
 			const struct drm_mode_fb_cmd2 *mode_cmd);
@@ -384,11 +384,11 @@ void vmw_du_connector_destroy_state(struct drm_connector *connector,
  */
 int vmw_kms_ldu_init_display(struct vmw_private *dev_priv);
 int vmw_kms_ldu_close_display(struct vmw_private *dev_priv);
-int vmw_kms_ldu_do_dmabuf_dirty(struct vmw_private *dev_priv,
-				struct vmw_framebuffer *framebuffer,
-				unsigned flags, unsigned color,
-				struct drm_clip_rect *clips,
-				unsigned num_clips, int increment);
+int vmw_kms_ldu_do_bo_dirty(struct vmw_private *dev_priv,
+			    struct vmw_framebuffer *framebuffer,
+			    unsigned int flags, unsigned int color,
+			    struct drm_clip_rect *clips,
+			    unsigned int num_clips, int increment);
 int vmw_kms_update_proxy(struct vmw_resource *res,
 			 const struct drm_clip_rect *clips,
 			 unsigned num_clips,
@@ -408,14 +408,14 @@ int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv,
 				 unsigned num_clips, int inc,
 				 struct vmw_fence_obj **out_fence,
 				 struct drm_crtc *crtc);
-int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv,
-				struct vmw_framebuffer *framebuffer,
-				struct drm_clip_rect *clips,
-				struct drm_vmw_rect *vclips,
-				unsigned num_clips, int increment,
-				bool interruptible,
-				struct vmw_fence_obj **out_fence,
-				struct drm_crtc *crtc);
+int vmw_kms_sou_do_bo_dirty(struct vmw_private *dev_priv,
+			    struct vmw_framebuffer *framebuffer,
+			    struct drm_clip_rect *clips,
+			    struct drm_vmw_rect *vclips,
+			    unsigned int num_clips, int increment,
+			    bool interruptible,
+			    struct vmw_fence_obj **out_fence,
+			    struct drm_crtc *crtc);
 int vmw_kms_sou_readback(struct vmw_private *dev_priv,
 			 struct drm_file *file_priv,
 			 struct vmw_framebuffer *vfb,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 4a5907e3f560..a2dd9a829219 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -547,11 +547,11 @@ int vmw_kms_ldu_close_display(struct vmw_private *dev_priv)
 }
 
 
-int vmw_kms_ldu_do_dmabuf_dirty(struct vmw_private *dev_priv,
-				struct vmw_framebuffer *framebuffer,
-				unsigned flags, unsigned color,
-				struct drm_clip_rect *clips,
-				unsigned num_clips, int increment)
+int vmw_kms_ldu_do_bo_dirty(struct vmw_private *dev_priv,
+			    struct vmw_framebuffer *framebuffer,
+			    unsigned int flags, unsigned int color,
+			    struct drm_clip_rect *clips,
+			    unsigned int num_clips, int increment)
 {
 	size_t fifo_size;
 	int i;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
index 222c9c2123a1..09420ef19ecb 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
@@ -38,7 +38,7 @@
 #define VMW_OVERLAY_CAP_MASK (SVGA_FIFO_CAP_VIDEO | SVGA_FIFO_CAP_ESCAPE)
 
 struct vmw_stream {
-	struct vmw_dma_buffer *buf;
+	struct vmw_buffer_object *buf;
 	bool claimed;
 	bool paused;
 	struct drm_vmw_control_stream_arg saved;
@@ -94,7 +94,7 @@ static inline void fill_flush(struct vmw_escape_video_flush *cmd,
  * -ERESTARTSYS if interrupted by a signal.
  */
 static int vmw_overlay_send_put(struct vmw_private *dev_priv,
-				struct vmw_dma_buffer *buf,
+				struct vmw_buffer_object *buf,
 				struct drm_vmw_control_stream_arg *arg,
 				bool interruptible)
 {
@@ -225,16 +225,16 @@ static int vmw_overlay_send_stop(struct vmw_private *dev_priv,
  * used with GMRs instead of being locked to vram.
  */
 static int vmw_overlay_move_buffer(struct vmw_private *dev_priv,
-				   struct vmw_dma_buffer *buf,
+				   struct vmw_buffer_object *buf,
 				   bool pin, bool inter)
 {
 	if (!pin)
-		return vmw_dmabuf_unpin(dev_priv, buf, inter);
+		return vmw_bo_unpin(dev_priv, buf, inter);
 
 	if (dev_priv->active_display_unit == vmw_du_legacy)
-		return vmw_dmabuf_pin_in_vram(dev_priv, buf, inter);
+		return vmw_bo_pin_in_vram(dev_priv, buf, inter);
 
-	return vmw_dmabuf_pin_in_vram_or_gmr(dev_priv, buf, inter);
+	return vmw_bo_pin_in_vram_or_gmr(dev_priv, buf, inter);
 }
 
 /**
@@ -278,7 +278,7 @@ static int vmw_overlay_stop(struct vmw_private *dev_priv,
 	}
 
 	if (!pause) {
-		vmw_dmabuf_unreference(&stream->buf);
+		vmw_bo_unreference(&stream->buf);
 		stream->paused = false;
 	} else {
 		stream->paused = true;
@@ -297,7 +297,7 @@ static int vmw_overlay_stop(struct vmw_private *dev_priv,
  * -ERESTARTSYS if interrupted.
  */
 static int vmw_overlay_update_stream(struct vmw_private *dev_priv,
-				     struct vmw_dma_buffer *buf,
+				     struct vmw_buffer_object *buf,
 				     struct drm_vmw_control_stream_arg *arg,
 				     bool interruptible)
 {
@@ -347,7 +347,7 @@ static int vmw_overlay_update_stream(struct vmw_private *dev_priv,
 	}
 
 	if (stream->buf != buf)
-		stream->buf = vmw_dmabuf_reference(buf);
+		stream->buf = vmw_bo_reference(buf);
 	stream->saved = *arg;
 	/* stream is no longer stopped/paused */
 	stream->paused = false;
@@ -466,7 +466,7 @@ int vmw_overlay_ioctl(struct drm_device *dev, void *data,
 	struct vmw_overlay *overlay = dev_priv->overlay_priv;
 	struct drm_vmw_control_stream_arg *arg =
 	    (struct drm_vmw_control_stream_arg *)data;
-	struct vmw_dma_buffer *buf;
+	struct vmw_buffer_object *buf;
 	struct vmw_resource *res;
 	int ret;
 
@@ -484,13 +484,13 @@ int vmw_overlay_ioctl(struct drm_device *dev, void *data,
 		goto out_unlock;
 	}
 
-	ret = vmw_user_dmabuf_lookup(tfile, arg->handle, &buf, NULL);
+	ret = vmw_user_bo_lookup(tfile, arg->handle, &buf, NULL);
 	if (ret)
 		goto out_unlock;
 
 	ret = vmw_overlay_update_stream(dev_priv, buf, arg, true);
 
-	vmw_dmabuf_unreference(&buf);
+	vmw_bo_unreference(&buf);
 
 out_unlock:
 	mutex_unlock(&overlay->mutex);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 6b3a942b18df..5aaf9ac65cba 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -35,9 +35,9 @@
 
 #define VMW_RES_EVICT_ERR_COUNT 10
 
-struct vmw_user_dma_buffer {
+struct vmw_user_buffer_object {
 	struct ttm_prime_object prime;
-	struct vmw_dma_buffer dma;
+	struct vmw_buffer_object vbo;
 };
 
 struct vmw_bo_user_rep {
@@ -45,17 +45,18 @@ struct vmw_bo_user_rep {
 	uint64_t map_handle;
 };
 
-static inline struct vmw_dma_buffer *
-vmw_dma_buffer(struct ttm_buffer_object *bo)
+static inline struct vmw_buffer_object *
+vmw_buffer_object(struct ttm_buffer_object *bo)
 {
-	return container_of(bo, struct vmw_dma_buffer, base);
+	return container_of(bo, struct vmw_buffer_object, base);
 }
 
-static inline struct vmw_user_dma_buffer *
-vmw_user_dma_buffer(struct ttm_buffer_object *bo)
+static inline struct vmw_user_buffer_object *
+vmw_user_buffer_object(struct ttm_buffer_object *bo)
 {
-	struct vmw_dma_buffer *vmw_bo = vmw_dma_buffer(bo);
-	return container_of(vmw_bo, struct vmw_user_dma_buffer, dma);
+	struct vmw_buffer_object *vmw_bo = vmw_buffer_object(bo);
+
+	return container_of(vmw_bo, struct vmw_user_buffer_object, vbo);
 }
 
 struct vmw_resource *vmw_resource_reference(struct vmw_resource *res)
@@ -116,7 +117,7 @@ static void vmw_resource_release(struct kref *kref)
 		res->backup_dirty = false;
 		list_del_init(&res->mob_head);
 		ttm_bo_unreserve(bo);
-		vmw_dmabuf_unreference(&res->backup);
+		vmw_bo_unreference(&res->backup);
 	}
 
 	if (likely(res->hw_destroy != NULL)) {
@@ -287,7 +288,7 @@ int vmw_user_resource_lookup_handle(struct vmw_private *dev_priv,
 }
 
 /**
- * Helper function that looks either a surface or dmabuf.
+ * Helper function that looks either a surface or bo.
  *
  * The pointer this pointed at by out_surf and out_buf needs to be null.
  */
@@ -295,7 +296,7 @@ int vmw_user_lookup_handle(struct vmw_private *dev_priv,
 			   struct ttm_object_file *tfile,
 			   uint32_t handle,
 			   struct vmw_surface **out_surf,
-			   struct vmw_dma_buffer **out_buf)
+			   struct vmw_buffer_object **out_buf)
 {
 	struct vmw_resource *res;
 	int ret;
@@ -311,7 +312,7 @@ int vmw_user_lookup_handle(struct vmw_private *dev_priv,
 	}
 
 	*out_surf = NULL;
-	ret = vmw_user_dmabuf_lookup(tfile, handle, out_buf, NULL);
+	ret = vmw_user_bo_lookup(tfile, handle, out_buf, NULL);
 	return ret;
 }
 
@@ -320,14 +321,14 @@ int vmw_user_lookup_handle(struct vmw_private *dev_priv,
  */
 
 /**
- * vmw_dmabuf_acc_size - Calculate the pinned memory usage of buffers
+ * vmw_bo_acc_size - Calculate the pinned memory usage of buffers
  *
  * @dev_priv: Pointer to a struct vmw_private identifying the device.
  * @size: The requested buffer size.
  * @user: Whether this is an ordinary dma buffer or a user dma buffer.
  */
-static size_t vmw_dmabuf_acc_size(struct vmw_private *dev_priv, size_t size,
-				  bool user)
+static size_t vmw_bo_acc_size(struct vmw_private *dev_priv, size_t size,
+			      bool user)
 {
 	static size_t struct_size, user_struct_size;
 	size_t num_pages = PAGE_ALIGN(size) >> PAGE_SHIFT;
@@ -337,9 +338,9 @@ static size_t vmw_dmabuf_acc_size(struct vmw_private *dev_priv, size_t size,
 		size_t backend_size = ttm_round_pot(vmw_tt_size);
 
 		struct_size = backend_size +
-			ttm_round_pot(sizeof(struct vmw_dma_buffer));
+			ttm_round_pot(sizeof(struct vmw_buffer_object));
 		user_struct_size = backend_size +
-			ttm_round_pot(sizeof(struct vmw_user_dma_buffer));
+			ttm_round_pot(sizeof(struct vmw_user_buffer_object));
 	}
 
 	if (dev_priv->map_mode == vmw_dma_alloc_coherent)
@@ -350,36 +351,36 @@ static size_t vmw_dmabuf_acc_size(struct vmw_private *dev_priv, size_t size,
 		page_array_size;
 }
 
-void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo)
+void vmw_bo_bo_free(struct ttm_buffer_object *bo)
 {
-	struct vmw_dma_buffer *vmw_bo = vmw_dma_buffer(bo);
+	struct vmw_buffer_object *vmw_bo = vmw_buffer_object(bo);
 
-	vmw_dma_buffer_unmap(vmw_bo);
+	vmw_buffer_object_unmap(vmw_bo);
 	kfree(vmw_bo);
 }
 
-static void vmw_user_dmabuf_destroy(struct ttm_buffer_object *bo)
+static void vmw_user_bo_destroy(struct ttm_buffer_object *bo)
 {
-	struct vmw_user_dma_buffer *vmw_user_bo = vmw_user_dma_buffer(bo);
+	struct vmw_user_buffer_object *vmw_user_bo = vmw_user_buffer_object(bo);
 
-	vmw_dma_buffer_unmap(&vmw_user_bo->dma);
+	vmw_buffer_object_unmap(&vmw_user_bo->vbo);
 	ttm_prime_object_kfree(vmw_user_bo, prime);
 }
 
-int vmw_dmabuf_init(struct vmw_private *dev_priv,
-		    struct vmw_dma_buffer *vmw_bo,
-		    size_t size, struct ttm_placement *placement,
-		    bool interruptible,
-		    void (*bo_free) (struct ttm_buffer_object *bo))
+int vmw_bo_init(struct vmw_private *dev_priv,
+		struct vmw_buffer_object *vmw_bo,
+		size_t size, struct ttm_placement *placement,
+		bool interruptible,
+		void (*bo_free)(struct ttm_buffer_object *bo))
 {
 	struct ttm_bo_device *bdev = &dev_priv->bdev;
 	size_t acc_size;
 	int ret;
-	bool user = (bo_free == &vmw_user_dmabuf_destroy);
+	bool user = (bo_free == &vmw_user_bo_destroy);
 
-	BUG_ON(!bo_free && (!user && (bo_free != vmw_dmabuf_bo_free)));
+	WARN_ON_ONCE(!bo_free && (!user && (bo_free != vmw_bo_bo_free)));
 
-	acc_size = vmw_dmabuf_acc_size(dev_priv, size, user);
+	acc_size = vmw_bo_acc_size(dev_priv, size, user);
 	memset(vmw_bo, 0, sizeof(*vmw_bo));
 
 	INIT_LIST_HEAD(&vmw_bo->res_list);
@@ -391,9 +392,9 @@ int vmw_dmabuf_init(struct vmw_private *dev_priv,
 	return ret;
 }
 
-static void vmw_user_dmabuf_release(struct ttm_base_object **p_base)
+static void vmw_user_bo_release(struct ttm_base_object **p_base)
 {
-	struct vmw_user_dma_buffer *vmw_user_bo;
+	struct vmw_user_buffer_object *vmw_user_bo;
 	struct ttm_base_object *base = *p_base;
 	struct ttm_buffer_object *bo;
 
@@ -402,21 +403,22 @@ static void vmw_user_dmabuf_release(struct ttm_base_object **p_base)
 	if (unlikely(base == NULL))
 		return;
 
-	vmw_user_bo = container_of(base, struct vmw_user_dma_buffer,
+	vmw_user_bo = container_of(base, struct vmw_user_buffer_object,
 				   prime.base);
-	bo = &vmw_user_bo->dma.base;
+	bo = &vmw_user_bo->vbo.base;
 	ttm_bo_unref(&bo);
 }
 
-static void vmw_user_dmabuf_ref_obj_release(struct ttm_base_object *base,
-					    enum ttm_ref_type ref_type)
+static void vmw_user_bo_ref_obj_release(struct ttm_base_object *base,
+					enum ttm_ref_type ref_type)
 {
-	struct vmw_user_dma_buffer *user_bo;
-	user_bo = container_of(base, struct vmw_user_dma_buffer, prime.base);
+	struct vmw_user_buffer_object *user_bo;
+
+	user_bo = container_of(base, struct vmw_user_buffer_object, prime.base);
 
 	switch (ref_type) {
 	case TTM_REF_SYNCCPU_WRITE:
-		ttm_bo_synccpu_write_release(&user_bo->dma.base);
+		ttm_bo_synccpu_write_release(&user_bo->vbo.base);
 		break;
 	default:
 		BUG();
@@ -424,7 +426,7 @@ static void vmw_user_dmabuf_ref_obj_release(struct ttm_base_object *base,
 }
 
 /**
- * vmw_user_dmabuf_alloc - Allocate a user dma buffer
+ * vmw_user_bo_alloc - Allocate a user dma buffer
  *
  * @dev_priv: Pointer to a struct device private.
  * @tfile: Pointer to a struct ttm_object_file on which to register the user
@@ -432,18 +434,18 @@ static void vmw_user_dmabuf_ref_obj_release(struct ttm_base_object *base,
  * @size: Size of the dma buffer.
  * @shareable: Boolean whether the buffer is shareable with other open files.
  * @handle: Pointer to where the handle value should be assigned.
- * @p_dma_buf: Pointer to where the refcounted struct vmw_dma_buffer pointer
+ * @p_vbo: Pointer to where the refcounted struct vmw_buffer_object pointer
  * should be assigned.
  */
-int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
-			  struct ttm_object_file *tfile,
-			  uint32_t size,
-			  bool shareable,
-			  uint32_t *handle,
-			  struct vmw_dma_buffer **p_dma_buf,
-			  struct ttm_base_object **p_base)
+int vmw_user_bo_alloc(struct vmw_private *dev_priv,
+		      struct ttm_object_file *tfile,
+		      uint32_t size,
+		      bool shareable,
+		      uint32_t *handle,
+		      struct vmw_buffer_object **p_vbo,
+		      struct ttm_base_object **p_base)
 {
-	struct vmw_user_dma_buffer *user_bo;
+	struct vmw_user_buffer_object *user_bo;
 	struct ttm_buffer_object *tmp;
 	int ret;
 
@@ -453,28 +455,28 @@ int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
 		return -ENOMEM;
 	}
 
-	ret = vmw_dmabuf_init(dev_priv, &user_bo->dma, size,
-			      (dev_priv->has_mob) ?
-			      &vmw_sys_placement :
-			      &vmw_vram_sys_placement, true,
-			      &vmw_user_dmabuf_destroy);
+	ret = vmw_bo_init(dev_priv, &user_bo->vbo, size,
+			  (dev_priv->has_mob) ?
+			  &vmw_sys_placement :
+			  &vmw_vram_sys_placement, true,
+			  &vmw_user_bo_destroy);
 	if (unlikely(ret != 0))
 		return ret;
 
-	tmp = ttm_bo_reference(&user_bo->dma.base);
+	tmp = ttm_bo_reference(&user_bo->vbo.base);
 	ret = ttm_prime_object_init(tfile,
 				    size,
 				    &user_bo->prime,
 				    shareable,
 				    ttm_buffer_type,
-				    &vmw_user_dmabuf_release,
-				    &vmw_user_dmabuf_ref_obj_release);
+				    &vmw_user_bo_release,
+				    &vmw_user_bo_ref_obj_release);
 	if (unlikely(ret != 0)) {
 		ttm_bo_unref(&tmp);
 		goto out_no_base_object;
 	}
 
-	*p_dma_buf = &user_bo->dma;
+	*p_vbo = &user_bo->vbo;
 	if (p_base) {
 		*p_base = &user_bo->prime.base;
 		kref_get(&(*p_base)->refcount);
@@ -486,21 +488,21 @@ int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
 }
 
 /**
- * vmw_user_dmabuf_verify_access - verify access permissions on this
+ * vmw_user_bo_verify_access - verify access permissions on this
  * buffer object.
  *
  * @bo: Pointer to the buffer object being accessed
  * @tfile: Identifying the caller.
  */
-int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
+int vmw_user_bo_verify_access(struct ttm_buffer_object *bo,
 				  struct ttm_object_file *tfile)
 {
-	struct vmw_user_dma_buffer *vmw_user_bo;
+	struct vmw_user_buffer_object *vmw_user_bo;
 
-	if (unlikely(bo->destroy != vmw_user_dmabuf_destroy))
+	if (unlikely(bo->destroy != vmw_user_bo_destroy))
 		return -EPERM;
 
-	vmw_user_bo = vmw_user_dma_buffer(bo);
+	vmw_user_bo = vmw_user_buffer_object(bo);
 
 	/* Check that the caller has opened the object. */
 	if (likely(ttm_ref_object_exists(tfile, &vmw_user_bo->prime.base)))
@@ -511,7 +513,7 @@ int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
 }
 
 /**
- * vmw_user_dmabuf_synccpu_grab - Grab a struct vmw_user_dma_buffer for cpu
+ * vmw_user_bo_synccpu_grab - Grab a struct vmw_user_buffer_object for cpu
  * access, idling previous GPU operations on the buffer and optionally
  * blocking it for further command submissions.
  *
@@ -521,11 +523,11 @@ int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
  *
  * A blocking grab will be automatically released when @tfile is closed.
  */
-static int vmw_user_dmabuf_synccpu_grab(struct vmw_user_dma_buffer *user_bo,
+static int vmw_user_bo_synccpu_grab(struct vmw_user_buffer_object *user_bo,
 					struct ttm_object_file *tfile,
 					uint32_t flags)
 {
-	struct ttm_buffer_object *bo = &user_bo->dma.base;
+	struct ttm_buffer_object *bo = &user_bo->vbo.base;
 	bool existed;
 	int ret;
 
@@ -550,20 +552,20 @@ static int vmw_user_dmabuf_synccpu_grab(struct vmw_user_dma_buffer *user_bo,
 	ret = ttm_ref_object_add(tfile, &user_bo->prime.base,
 				 TTM_REF_SYNCCPU_WRITE, &existed, false);
 	if (ret != 0 || existed)
-		ttm_bo_synccpu_write_release(&user_bo->dma.base);
+		ttm_bo_synccpu_write_release(&user_bo->vbo.base);
 
 	return ret;
 }
 
 /**
- * vmw_user_dmabuf_synccpu_release - Release a previous grab for CPU access,
+ * vmw_user_bo_synccpu_release - Release a previous grab for CPU access,
  * and unblock command submission on the buffer if blocked.
  *
  * @handle: Handle identifying the buffer object.
  * @tfile: Identifying the caller.
  * @flags: Flags indicating the type of release.
  */
-static int vmw_user_dmabuf_synccpu_release(uint32_t handle,
+static int vmw_user_bo_synccpu_release(uint32_t handle,
 					   struct ttm_object_file *tfile,
 					   uint32_t flags)
 {
@@ -575,7 +577,7 @@ static int vmw_user_dmabuf_synccpu_release(uint32_t handle,
 }
 
 /**
- * vmw_user_dmabuf_synccpu_release - ioctl function implementing the synccpu
+ * vmw_user_bo_synccpu_release - ioctl function implementing the synccpu
  * functionality.
  *
  * @dev: Identifies the drm device.
@@ -585,13 +587,13 @@ static int vmw_user_dmabuf_synccpu_release(uint32_t handle,
  * This function checks the ioctl arguments for validity and calls the
  * relevant synccpu functions.
  */
-int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
+int vmw_user_bo_synccpu_ioctl(struct drm_device *dev, void *data,
 				  struct drm_file *file_priv)
 {
 	struct drm_vmw_synccpu_arg *arg =
 		(struct drm_vmw_synccpu_arg *) data;
-	struct vmw_dma_buffer *dma_buf;
-	struct vmw_user_dma_buffer *user_bo;
+	struct vmw_buffer_object *vbo;
+	struct vmw_user_buffer_object *user_bo;
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
 	struct ttm_base_object *buffer_base;
 	int ret;
@@ -606,15 +608,15 @@ int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
 
 	switch (arg->op) {
 	case drm_vmw_synccpu_grab:
-		ret = vmw_user_dmabuf_lookup(tfile, arg->handle, &dma_buf,
+		ret = vmw_user_bo_lookup(tfile, arg->handle, &vbo,
 					     &buffer_base);
 		if (unlikely(ret != 0))
 			return ret;
 
-		user_bo = container_of(dma_buf, struct vmw_user_dma_buffer,
-				       dma);
-		ret = vmw_user_dmabuf_synccpu_grab(user_bo, tfile, arg->flags);
-		vmw_dmabuf_unreference(&dma_buf);
+		user_bo = container_of(vbo, struct vmw_user_buffer_object,
+				       vbo);
+		ret = vmw_user_bo_synccpu_grab(user_bo, tfile, arg->flags);
+		vmw_bo_unreference(&vbo);
 		ttm_base_object_unref(&buffer_base);
 		if (unlikely(ret != 0 && ret != -ERESTARTSYS &&
 			     ret != -EBUSY)) {
@@ -624,8 +626,8 @@ int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
 		}
 		break;
 	case drm_vmw_synccpu_release:
-		ret = vmw_user_dmabuf_synccpu_release(arg->handle, tfile,
-						      arg->flags);
+		ret = vmw_user_bo_synccpu_release(arg->handle, tfile,
+						  arg->flags);
 		if (unlikely(ret != 0)) {
 			DRM_ERROR("Failed synccpu release on handle 0x%08x.\n",
 				  (unsigned int) arg->handle);
@@ -640,15 +642,15 @@ int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
 	return 0;
 }
 
-int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
+int vmw_bo_alloc_ioctl(struct drm_device *dev, void *data,
+		       struct drm_file *file_priv)
 {
 	struct vmw_private *dev_priv = vmw_priv(dev);
 	union drm_vmw_alloc_dmabuf_arg *arg =
 	    (union drm_vmw_alloc_dmabuf_arg *)data;
 	struct drm_vmw_alloc_dmabuf_req *req = &arg->req;
 	struct drm_vmw_dmabuf_rep *rep = &arg->rep;
-	struct vmw_dma_buffer *dma_buf;
+	struct vmw_buffer_object *vbo;
 	uint32_t handle;
 	int ret;
 
@@ -656,27 +658,27 @@ int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
 	if (unlikely(ret != 0))
 		return ret;
 
-	ret = vmw_user_dmabuf_alloc(dev_priv, vmw_fpriv(file_priv)->tfile,
-				    req->size, false, &handle, &dma_buf,
-				    NULL);
+	ret = vmw_user_bo_alloc(dev_priv, vmw_fpriv(file_priv)->tfile,
+				req->size, false, &handle, &vbo,
+				NULL);
 	if (unlikely(ret != 0))
-		goto out_no_dmabuf;
+		goto out_no_bo;
 
 	rep->handle = handle;
-	rep->map_handle = drm_vma_node_offset_addr(&dma_buf->base.vma_node);
+	rep->map_handle = drm_vma_node_offset_addr(&vbo->base.vma_node);
 	rep->cur_gmr_id = handle;
 	rep->cur_gmr_offset = 0;
 
-	vmw_dmabuf_unreference(&dma_buf);
+	vmw_bo_unreference(&vbo);
 
-out_no_dmabuf:
+out_no_bo:
 	ttm_read_unlock(&dev_priv->reservation_sem);
 
 	return ret;
 }
 
-int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
-			   struct drm_file *file_priv)
+int vmw_bo_unref_ioctl(struct drm_device *dev, void *data,
+		       struct drm_file *file_priv)
 {
 	struct drm_vmw_unref_dmabuf_arg *arg =
 	    (struct drm_vmw_unref_dmabuf_arg *)data;
@@ -686,11 +688,11 @@ int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
 					 TTM_REF_USAGE);
 }
 
-int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
-			   uint32_t handle, struct vmw_dma_buffer **out,
+int vmw_user_bo_lookup(struct ttm_object_file *tfile,
+			   uint32_t handle, struct vmw_buffer_object **out,
 			   struct ttm_base_object **p_base)
 {
-	struct vmw_user_dma_buffer *vmw_user_bo;
+	struct vmw_user_buffer_object *vmw_user_bo;
 	struct ttm_base_object *base;
 
 	base = ttm_base_object_lookup(tfile, handle);
@@ -707,28 +709,28 @@ int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
 		return -EINVAL;
 	}
 
-	vmw_user_bo = container_of(base, struct vmw_user_dma_buffer,
+	vmw_user_bo = container_of(base, struct vmw_user_buffer_object,
 				   prime.base);
-	(void)ttm_bo_reference(&vmw_user_bo->dma.base);
+	(void)ttm_bo_reference(&vmw_user_bo->vbo.base);
 	if (p_base)
 		*p_base = base;
 	else
 		ttm_base_object_unref(&base);
-	*out = &vmw_user_bo->dma;
+	*out = &vmw_user_bo->vbo;
 
 	return 0;
 }
 
-int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
-			      struct vmw_dma_buffer *dma_buf,
+int vmw_user_bo_reference(struct ttm_object_file *tfile,
+			      struct vmw_buffer_object *vbo,
 			      uint32_t *handle)
 {
-	struct vmw_user_dma_buffer *user_bo;
+	struct vmw_user_buffer_object *user_bo;
 
-	if (dma_buf->base.destroy != vmw_user_dmabuf_destroy)
+	if (vbo->base.destroy != vmw_user_bo_destroy)
 		return -EINVAL;
 
-	user_bo = container_of(dma_buf, struct vmw_user_dma_buffer, dma);
+	user_bo = container_of(vbo, struct vmw_user_buffer_object, vbo);
 
 	*handle = user_bo->prime.base.hash.key;
 	return ttm_ref_object_add(tfile, &user_bo->prime.base,
@@ -743,7 +745,7 @@ int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
  * @args: Pointer to a struct drm_mode_create_dumb structure
  *
  * This is a driver callback for the core drm create_dumb functionality.
- * Note that this is very similar to the vmw_dmabuf_alloc ioctl, except
+ * Note that this is very similar to the vmw_bo_alloc ioctl, except
  * that the arguments have a different format.
  */
 int vmw_dumb_create(struct drm_file *file_priv,
@@ -751,7 +753,7 @@ int vmw_dumb_create(struct drm_file *file_priv,
 		    struct drm_mode_create_dumb *args)
 {
 	struct vmw_private *dev_priv = vmw_priv(dev);
-	struct vmw_dma_buffer *dma_buf;
+	struct vmw_buffer_object *vbo;
 	int ret;
 
 	args->pitch = args->width * ((args->bpp + 7) / 8);
@@ -761,14 +763,14 @@ int vmw_dumb_create(struct drm_file *file_priv,
 	if (unlikely(ret != 0))
 		return ret;
 
-	ret = vmw_user_dmabuf_alloc(dev_priv, vmw_fpriv(file_priv)->tfile,
+	ret = vmw_user_bo_alloc(dev_priv, vmw_fpriv(file_priv)->tfile,
 				    args->size, false, &args->handle,
-				    &dma_buf, NULL);
+				    &vbo, NULL);
 	if (unlikely(ret != 0))
-		goto out_no_dmabuf;
+		goto out_no_bo;
 
-	vmw_dmabuf_unreference(&dma_buf);
-out_no_dmabuf:
+	vmw_bo_unreference(&vbo);
+out_no_bo:
 	ttm_read_unlock(&dev_priv->reservation_sem);
 	return ret;
 }
@@ -788,15 +790,15 @@ int vmw_dumb_map_offset(struct drm_file *file_priv,
 			uint64_t *offset)
 {
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
-	struct vmw_dma_buffer *out_buf;
+	struct vmw_buffer_object *out_buf;
 	int ret;
 
-	ret = vmw_user_dmabuf_lookup(tfile, handle, &out_buf, NULL);
+	ret = vmw_user_bo_lookup(tfile, handle, &out_buf, NULL);
 	if (ret != 0)
 		return -EINVAL;
 
 	*offset = drm_vma_node_offset_addr(&out_buf->base.vma_node);
-	vmw_dmabuf_unreference(&out_buf);
+	vmw_bo_unreference(&out_buf);
 	return 0;
 }
 
@@ -829,7 +831,7 @@ static int vmw_resource_buf_alloc(struct vmw_resource *res,
 {
 	unsigned long size =
 		(res->backup_size + PAGE_SIZE - 1) & PAGE_MASK;
-	struct vmw_dma_buffer *backup;
+	struct vmw_buffer_object *backup;
 	int ret;
 
 	if (likely(res->backup)) {
@@ -841,16 +843,16 @@ static int vmw_resource_buf_alloc(struct vmw_resource *res,
 	if (unlikely(!backup))
 		return -ENOMEM;
 
-	ret = vmw_dmabuf_init(res->dev_priv, backup, res->backup_size,
+	ret = vmw_bo_init(res->dev_priv, backup, res->backup_size,
 			      res->func->backup_placement,
 			      interruptible,
-			      &vmw_dmabuf_bo_free);
+			      &vmw_bo_bo_free);
 	if (unlikely(ret != 0))
-		goto out_no_dmabuf;
+		goto out_no_bo;
 
 	res->backup = backup;
 
-out_no_dmabuf:
+out_no_bo:
 	return ret;
 }
 
@@ -919,7 +921,7 @@ static int vmw_resource_do_validate(struct vmw_resource *res,
  */
 void vmw_resource_unreserve(struct vmw_resource *res,
 			    bool switch_backup,
-			    struct vmw_dma_buffer *new_backup,
+			    struct vmw_buffer_object *new_backup,
 			    unsigned long new_backup_offset)
 {
 	struct vmw_private *dev_priv = res->dev_priv;
@@ -931,11 +933,11 @@ void vmw_resource_unreserve(struct vmw_resource *res,
 		if (res->backup) {
 			lockdep_assert_held(&res->backup->base.resv->lock.base);
 			list_del_init(&res->mob_head);
-			vmw_dmabuf_unreference(&res->backup);
+			vmw_bo_unreference(&res->backup);
 		}
 
 		if (new_backup) {
-			res->backup = vmw_dmabuf_reference(new_backup);
+			res->backup = vmw_bo_reference(new_backup);
 			lockdep_assert_held(&new_backup->base.resv->lock.base);
 			list_add_tail(&res->mob_head, &new_backup->res_list);
 		} else {
@@ -1007,7 +1009,7 @@ vmw_resource_check_buffer(struct vmw_resource *res,
 out_no_reserve:
 	ttm_bo_unref(&val_buf->bo);
 	if (backup_dirty)
-		vmw_dmabuf_unreference(&res->backup);
+		vmw_bo_unreference(&res->backup);
 
 	return ret;
 }
@@ -1171,7 +1173,7 @@ int vmw_resource_validate(struct vmw_resource *res)
 		goto out_no_validate;
 	else if (!res->func->needs_backup && res->backup) {
 		list_del_init(&res->mob_head);
-		vmw_dmabuf_unreference(&res->backup);
+		vmw_bo_unreference(&res->backup);
 	}
 
 	return 0;
@@ -1230,22 +1232,22 @@ void vmw_fence_single_bo(struct ttm_buffer_object *bo,
 void vmw_resource_move_notify(struct ttm_buffer_object *bo,
 			      struct ttm_mem_reg *mem)
 {
-	struct vmw_dma_buffer *dma_buf;
+	struct vmw_buffer_object *vbo;
 
 	if (mem == NULL)
 		return;
 
-	if (bo->destroy != vmw_dmabuf_bo_free &&
-	    bo->destroy != vmw_user_dmabuf_destroy)
+	if (bo->destroy != vmw_bo_bo_free &&
+	    bo->destroy != vmw_user_bo_destroy)
 		return;
 
-	dma_buf = container_of(bo, struct vmw_dma_buffer, base);
+	vbo = container_of(bo, struct vmw_buffer_object, base);
 
 	/*
 	 * Kill any cached kernel maps before move. An optimization could
 	 * be to do this iff source or destination memory type is VRAM.
 	 */
-	vmw_dma_buffer_unmap(dma_buf);
+	vmw_buffer_object_unmap(vbo);
 
 	if (mem->mem_type != VMW_PL_MOB) {
 		struct vmw_resource *res, *n;
@@ -1254,7 +1256,7 @@ void vmw_resource_move_notify(struct ttm_buffer_object *bo,
 		val_buf.bo = bo;
 		val_buf.shared = false;
 
-		list_for_each_entry_safe(res, n, &dma_buf->res_list, mob_head) {
+		list_for_each_entry_safe(res, n, &vbo->res_list, mob_head) {
 
 			if (unlikely(res->func->unbind == NULL))
 				continue;
@@ -1277,12 +1279,12 @@ void vmw_resource_move_notify(struct ttm_buffer_object *bo,
  */
 void vmw_resource_swap_notify(struct ttm_buffer_object *bo)
 {
-	if (bo->destroy != vmw_dmabuf_bo_free &&
-	    bo->destroy != vmw_user_dmabuf_destroy)
+	if (bo->destroy != vmw_bo_bo_free &&
+	    bo->destroy != vmw_user_bo_destroy)
 		return;
 
 	/* Kill any cached kernel maps before swapout */
-	vmw_dma_buffer_unmap(vmw_dma_buffer(bo));
+	vmw_buffer_object_unmap(vmw_buffer_object(bo));
 }
 
 
@@ -1294,7 +1296,7 @@ void vmw_resource_swap_notify(struct ttm_buffer_object *bo)
  * Read back cached states from the device if they exist.  This function
  * assumings binding_mutex is held.
  */
-int vmw_query_readback_all(struct vmw_dma_buffer *dx_query_mob)
+int vmw_query_readback_all(struct vmw_buffer_object *dx_query_mob)
 {
 	struct vmw_resource *dx_query_ctx;
 	struct vmw_private *dev_priv;
@@ -1344,7 +1346,7 @@ int vmw_query_readback_all(struct vmw_dma_buffer *dx_query_mob)
 void vmw_query_move_notify(struct ttm_buffer_object *bo,
 			   struct ttm_mem_reg *mem)
 {
-	struct vmw_dma_buffer *dx_query_mob;
+	struct vmw_buffer_object *dx_query_mob;
 	struct ttm_bo_device *bdev = bo->bdev;
 	struct vmw_private *dev_priv;
 
@@ -1353,7 +1355,7 @@ void vmw_query_move_notify(struct ttm_buffer_object *bo,
 
 	mutex_lock(&dev_priv->binding_mutex);
 
-	dx_query_mob = container_of(bo, struct vmw_dma_buffer, base);
+	dx_query_mob = container_of(bo, struct vmw_buffer_object, base);
 	if (mem == NULL || !dx_query_mob || !dx_query_mob->dx_query_ctx) {
 		mutex_unlock(&dev_priv->binding_mutex);
 		return;
@@ -1481,7 +1483,7 @@ int vmw_resource_pin(struct vmw_resource *res, bool interruptible)
 		goto out_no_reserve;
 
 	if (res->pin_count == 0) {
-		struct vmw_dma_buffer *vbo = NULL;
+		struct vmw_buffer_object *vbo = NULL;
 
 		if (res->backup) {
 			vbo = res->backup;
@@ -1539,7 +1541,7 @@ void vmw_resource_unpin(struct vmw_resource *res)
 
 	WARN_ON(res->pin_count == 0);
 	if (--res->pin_count == 0 && res->backup) {
-		struct vmw_dma_buffer *vbo = res->backup;
+		struct vmw_buffer_object *vbo = res->backup;
 
 		(void) ttm_bo_reserve(&vbo->base, false, false, NULL);
 		vmw_bo_pin_reserved(vbo, false);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
index 9798640cbfcd..74dfd4621b7e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -66,7 +66,7 @@ struct vmw_kms_sou_readback_blit {
 	SVGAFifoCmdBlitScreenToGMRFB body;
 };
 
-struct vmw_kms_sou_dmabuf_blit {
+struct vmw_kms_sou_bo_blit {
 	uint32 header;
 	SVGAFifoCmdBlitGMRFBToScreen body;
 };
@@ -83,7 +83,7 @@ struct vmw_screen_object_unit {
 	struct vmw_display_unit base;
 
 	unsigned long buffer_size; /**< Size of allocated buffer */
-	struct vmw_dma_buffer *buffer; /**< Backing store buffer */
+	struct vmw_buffer_object *buffer; /**< Backing store buffer */
 
 	bool defined;
 };
@@ -240,8 +240,8 @@ static void vmw_sou_crtc_mode_set_nofb(struct drm_crtc *crtc)
 	}
 
 	if (vfb) {
-		sou->buffer = vps->dmabuf;
-		sou->buffer_size = vps->dmabuf_size;
+		sou->buffer = vps->bo;
+		sou->buffer_size = vps->bo_size;
 
 		ret = vmw_sou_fifo_create(dev_priv, sou, crtc->x, crtc->y,
 					  &crtc->mode);
@@ -408,10 +408,10 @@ vmw_sou_primary_plane_cleanup_fb(struct drm_plane *plane,
 	struct drm_crtc *crtc = plane->state->crtc ?
 		plane->state->crtc : old_state->crtc;
 
-	if (vps->dmabuf)
-		vmw_dmabuf_unpin(vmw_priv(crtc->dev), vps->dmabuf, false);
-	vmw_dmabuf_unreference(&vps->dmabuf);
-	vps->dmabuf_size = 0;
+	if (vps->bo)
+		vmw_bo_unpin(vmw_priv(crtc->dev), vps->bo, false);
+	vmw_bo_unreference(&vps->bo);
+	vps->bo_size = 0;
 
 	vmw_du_plane_cleanup_fb(plane, old_state);
 }
@@ -440,8 +440,8 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
 
 
 	if (!new_fb) {
-		vmw_dmabuf_unreference(&vps->dmabuf);
-		vps->dmabuf_size = 0;
+		vmw_bo_unreference(&vps->bo);
+		vps->bo_size = 0;
 
 		return 0;
 	}
@@ -449,22 +449,22 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
 	size = new_state->crtc_w * new_state->crtc_h * 4;
 	dev_priv = vmw_priv(crtc->dev);
 
-	if (vps->dmabuf) {
-		if (vps->dmabuf_size == size) {
+	if (vps->bo) {
+		if (vps->bo_size == size) {
 			/*
 			 * Note that this might temporarily up the pin-count
 			 * to 2, until cleanup_fb() is called.
 			 */
-			return vmw_dmabuf_pin_in_vram(dev_priv, vps->dmabuf,
+			return vmw_bo_pin_in_vram(dev_priv, vps->bo,
 						      true);
 		}
 
-		vmw_dmabuf_unreference(&vps->dmabuf);
-		vps->dmabuf_size = 0;
+		vmw_bo_unreference(&vps->bo);
+		vps->bo_size = 0;
 	}
 
-	vps->dmabuf = kzalloc(sizeof(*vps->dmabuf), GFP_KERNEL);
-	if (!vps->dmabuf)
+	vps->bo = kzalloc(sizeof(*vps->bo), GFP_KERNEL);
+	if (!vps->bo)
 		return -ENOMEM;
 
 	vmw_svga_enable(dev_priv);
@@ -473,22 +473,22 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
 	 * resume the overlays, this is preferred to failing to alloc.
 	 */
 	vmw_overlay_pause_all(dev_priv);
-	ret = vmw_dmabuf_init(dev_priv, vps->dmabuf, size,
+	ret = vmw_bo_init(dev_priv, vps->bo, size,
 			      &vmw_vram_ne_placement,
-			      false, &vmw_dmabuf_bo_free);
+			      false, &vmw_bo_bo_free);
 	vmw_overlay_resume_all(dev_priv);
 	if (ret) {
-		vps->dmabuf = NULL; /* vmw_dmabuf_init frees on error */
+		vps->bo = NULL; /* vmw_bo_init frees on error */
 		return ret;
 	}
 
-	vps->dmabuf_size = size;
+	vps->bo_size = size;
 
 	/*
 	 * TTM already thinks the buffer is pinned, but make sure the
 	 * pin_count is upped.
 	 */
-	return vmw_dmabuf_pin_in_vram(dev_priv, vps->dmabuf, true);
+	return vmw_bo_pin_in_vram(dev_priv, vps->bo, true);
 }
 
 
@@ -512,10 +512,10 @@ vmw_sou_primary_plane_atomic_update(struct drm_plane *plane,
 		vclips.w = crtc->mode.hdisplay;
 		vclips.h = crtc->mode.vdisplay;
 
-		if (vfb->dmabuf)
-			ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, vfb, NULL,
-							  &vclips, 1, 1, true,
-							  &fence, crtc);
+		if (vfb->bo)
+			ret = vmw_kms_sou_do_bo_dirty(dev_priv, vfb, NULL,
+						      &vclips, 1, 1, true,
+						      &fence, crtc);
 		else
 			ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb, NULL,
 							   &vclips, NULL, 0, 0,
@@ -775,11 +775,11 @@ int vmw_kms_sou_init_display(struct vmw_private *dev_priv)
 	return 0;
 }
 
-static int do_dmabuf_define_gmrfb(struct vmw_private *dev_priv,
+static int do_bo_define_gmrfb(struct vmw_private *dev_priv,
 				  struct vmw_framebuffer *framebuffer)
 {
-	struct vmw_dma_buffer *buf =
-		container_of(framebuffer, struct vmw_framebuffer_dmabuf,
+	struct vmw_buffer_object *buf =
+		container_of(framebuffer, struct vmw_framebuffer_bo,
 			     base)->buffer;
 	int depth = framebuffer->base.format->depth;
 	struct {
@@ -970,13 +970,13 @@ int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv,
 }
 
 /**
- * vmw_sou_dmabuf_fifo_commit - Callback to submit a set of readback clips.
+ * vmw_sou_bo_fifo_commit - Callback to submit a set of readback clips.
  *
  * @dirty: The closure structure.
  *
  * Commits a previously built command buffer of readback clips.
  */
-static void vmw_sou_dmabuf_fifo_commit(struct vmw_kms_dirty *dirty)
+static void vmw_sou_bo_fifo_commit(struct vmw_kms_dirty *dirty)
 {
 	if (!dirty->num_hits) {
 		vmw_fifo_commit(dirty->dev_priv, 0);
@@ -984,20 +984,20 @@ static void vmw_sou_dmabuf_fifo_commit(struct vmw_kms_dirty *dirty)
 	}
 
 	vmw_fifo_commit(dirty->dev_priv,
-			sizeof(struct vmw_kms_sou_dmabuf_blit) *
+			sizeof(struct vmw_kms_sou_bo_blit) *
 			dirty->num_hits);
 }
 
 /**
- * vmw_sou_dmabuf_clip - Callback to encode a readback cliprect.
+ * vmw_sou_bo_clip - Callback to encode a readback cliprect.
  *
  * @dirty: The closure structure
  *
  * Encodes a BLIT_GMRFB_TO_SCREEN cliprect.
  */
-static void vmw_sou_dmabuf_clip(struct vmw_kms_dirty *dirty)
+static void vmw_sou_bo_clip(struct vmw_kms_dirty *dirty)
 {
-	struct vmw_kms_sou_dmabuf_blit *blit = dirty->cmd;
+	struct vmw_kms_sou_bo_blit *blit = dirty->cmd;
 
 	blit += dirty->num_hits;
 	blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
@@ -1012,10 +1012,10 @@ static void vmw_sou_dmabuf_clip(struct vmw_kms_dirty *dirty)
 }
 
 /**
- * vmw_kms_do_dmabuf_dirty - Dirty part of a dma-buffer backed framebuffer
+ * vmw_kms_do_bo_dirty - Dirty part of a buffer-object backed framebuffer
  *
  * @dev_priv: Pointer to the device private structure.
- * @framebuffer: Pointer to the dma-buffer backed framebuffer.
+ * @framebuffer: Pointer to the buffer-object backed framebuffer.
  * @clips: Array of clip rects.
  * @vclips: Alternate array of clip rects. Either @clips or @vclips must
  * be NULL.
@@ -1025,12 +1025,12 @@ static void vmw_sou_dmabuf_clip(struct vmw_kms_dirty *dirty)
  * @out_fence: If non-NULL, will return a ref-counted pointer to a
  * struct vmw_fence_obj. The returned fence pointer may be NULL in which
  * case the device has already synchronized.
- * @crtc: If crtc is passed, perform dmabuf dirty on that crtc only.
+ * @crtc: If crtc is passed, perform bo dirty on that crtc only.
  *
  * Returns 0 on success, negative error code on failure. -ERESTARTSYS if
  * interrupted.
  */
-int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv,
+int vmw_kms_sou_do_bo_dirty(struct vmw_private *dev_priv,
 				struct vmw_framebuffer *framebuffer,
 				struct drm_clip_rect *clips,
 				struct drm_vmw_rect *vclips,
@@ -1039,8 +1039,8 @@ int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv,
 				struct vmw_fence_obj **out_fence,
 				struct drm_crtc *crtc)
 {
-	struct vmw_dma_buffer *buf =
-		container_of(framebuffer, struct vmw_framebuffer_dmabuf,
+	struct vmw_buffer_object *buf =
+		container_of(framebuffer, struct vmw_framebuffer_bo,
 			     base)->buffer;
 	struct vmw_kms_dirty dirty;
 	int ret;
@@ -1050,14 +1050,14 @@ int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv,
 	if (ret)
 		return ret;
 
-	ret = do_dmabuf_define_gmrfb(dev_priv, framebuffer);
+	ret = do_bo_define_gmrfb(dev_priv, framebuffer);
 	if (unlikely(ret != 0))
 		goto out_revert;
 
 	dirty.crtc = crtc;
-	dirty.fifo_commit = vmw_sou_dmabuf_fifo_commit;
-	dirty.clip = vmw_sou_dmabuf_clip;
-	dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_dmabuf_blit) *
+	dirty.fifo_commit = vmw_sou_bo_fifo_commit;
+	dirty.clip = vmw_sou_bo_clip;
+	dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_bo_blit) *
 		num_clips;
 	ret = vmw_kms_helper_dirty(dev_priv, framebuffer, clips, vclips,
 				   0, 0, num_clips, increment, &dirty);
@@ -1116,12 +1116,12 @@ static void vmw_sou_readback_clip(struct vmw_kms_dirty *dirty)
 
 /**
  * vmw_kms_sou_readback - Perform a readback from the screen object system to
- * a dma-buffer backed framebuffer.
+ * a buffer-object backed framebuffer.
  *
  * @dev_priv: Pointer to the device private structure.
  * @file_priv: Pointer to a struct drm_file identifying the caller.
  * Must be set to NULL if @user_fence_rep is NULL.
- * @vfb: Pointer to the dma-buffer backed framebuffer.
+ * @vfb: Pointer to the buffer-object backed framebuffer.
  * @user_fence_rep: User-space provided structure for fence information.
  * Must be set to non-NULL if @file_priv is non-NULL.
  * @vclips: Array of clip rects.
@@ -1139,8 +1139,8 @@ int vmw_kms_sou_readback(struct vmw_private *dev_priv,
 			 uint32_t num_clips,
 			 struct drm_crtc *crtc)
 {
-	struct vmw_dma_buffer *buf =
-		container_of(vfb, struct vmw_framebuffer_dmabuf, base)->buffer;
+	struct vmw_buffer_object *buf =
+		container_of(vfb, struct vmw_framebuffer_bo, base)->buffer;
 	struct vmw_kms_dirty dirty;
 	int ret;
 
@@ -1149,7 +1149,7 @@ int vmw_kms_sou_readback(struct vmw_private *dev_priv,
 	if (ret)
 		return ret;
 
-	ret = do_dmabuf_define_gmrfb(dev_priv, vfb);
+	ret = do_bo_define_gmrfb(dev_priv, vfb);
 	if (unlikely(ret != 0))
 		goto out_revert;
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
index 73b8e9a16368..f6c939f3ff5e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c
@@ -159,7 +159,7 @@ static int vmw_gb_shader_init(struct vmw_private *dev_priv,
 			      SVGA3dShaderType type,
 			      uint8_t num_input_sig,
 			      uint8_t num_output_sig,
-			      struct vmw_dma_buffer *byte_code,
+			      struct vmw_buffer_object *byte_code,
 			      void (*res_free) (struct vmw_resource *res))
 {
 	struct vmw_shader *shader = vmw_res_to_shader(res);
@@ -178,7 +178,7 @@ static int vmw_gb_shader_init(struct vmw_private *dev_priv,
 
 	res->backup_size = size;
 	if (byte_code) {
-		res->backup = vmw_dmabuf_reference(byte_code);
+		res->backup = vmw_bo_reference(byte_code);
 		res->backup_offset = offset;
 	}
 	shader->size = size;
@@ -723,7 +723,7 @@ int vmw_shader_destroy_ioctl(struct drm_device *dev, void *data,
 }
 
 static int vmw_user_shader_alloc(struct vmw_private *dev_priv,
-				 struct vmw_dma_buffer *buffer,
+				 struct vmw_buffer_object *buffer,
 				 size_t shader_size,
 				 size_t offset,
 				 SVGA3dShaderType shader_type,
@@ -801,7 +801,7 @@ static int vmw_user_shader_alloc(struct vmw_private *dev_priv,
 
 
 static struct vmw_resource *vmw_shader_alloc(struct vmw_private *dev_priv,
-					     struct vmw_dma_buffer *buffer,
+					     struct vmw_buffer_object *buffer,
 					     size_t shader_size,
 					     size_t offset,
 					     SVGA3dShaderType shader_type)
@@ -862,12 +862,12 @@ static int vmw_shader_define(struct drm_device *dev, struct drm_file *file_priv,
 {
 	struct vmw_private *dev_priv = vmw_priv(dev);
 	struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
-	struct vmw_dma_buffer *buffer = NULL;
+	struct vmw_buffer_object *buffer = NULL;
 	SVGA3dShaderType shader_type;
 	int ret;
 
 	if (buffer_handle != SVGA3D_INVALID_ID) {
-		ret = vmw_user_dmabuf_lookup(tfile, buffer_handle,
+		ret = vmw_user_bo_lookup(tfile, buffer_handle,
 					     &buffer, NULL);
 		if (unlikely(ret != 0)) {
 			DRM_ERROR("Could not find buffer for shader "
@@ -906,7 +906,7 @@ static int vmw_shader_define(struct drm_device *dev, struct drm_file *file_priv,
 
 	ttm_read_unlock(&dev_priv->reservation_sem);
 out_bad_arg:
-	vmw_dmabuf_unreference(&buffer);
+	vmw_bo_unreference(&buffer);
 	return ret;
 }
 
@@ -983,7 +983,7 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv,
 			  struct list_head *list)
 {
 	struct ttm_operation_ctx ctx = { false, true };
-	struct vmw_dma_buffer *buf;
+	struct vmw_buffer_object *buf;
 	struct ttm_bo_kmap_obj map;
 	bool is_iomem;
 	int ret;
@@ -997,8 +997,8 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv,
 	if (unlikely(!buf))
 		return -ENOMEM;
 
-	ret = vmw_dmabuf_init(dev_priv, buf, size, &vmw_sys_ne_placement,
-			      true, vmw_dmabuf_bo_free);
+	ret = vmw_bo_init(dev_priv, buf, size, &vmw_sys_ne_placement,
+			      true, vmw_bo_bo_free);
 	if (unlikely(ret != 0))
 		goto out;
 
@@ -1031,7 +1031,7 @@ int vmw_compat_shader_add(struct vmw_private *dev_priv,
 				 res, list);
 	vmw_resource_unreference(&res);
 no_reserve:
-	vmw_dmabuf_unreference(&buf);
+	vmw_bo_unreference(&buf);
 out:
 	return ret;
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index 152e96cb1c01..537df9034008 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -44,7 +44,7 @@
 enum stdu_content_type {
 	SAME_AS_DISPLAY = 0,
 	SEPARATE_SURFACE,
-	SEPARATE_DMA
+	SEPARATE_BO
 };
 
 /**
@@ -58,7 +58,7 @@ enum stdu_content_type {
  * @bottom: Bottom side of bounding box.
  * @fb_left: Left side of the framebuffer/content bounding box
  * @fb_top: Top of the framebuffer/content bounding box
- * @buf: DMA buffer when DMA-ing between buffer and screen targets.
+ * @buf: buffer object when DMA-ing between buffer and screen targets.
  * @sid: Surface ID when copying between surface and screen targets.
  */
 struct vmw_stdu_dirty {
@@ -68,7 +68,7 @@ struct vmw_stdu_dirty {
 	s32 fb_left, fb_top;
 	u32 pitch;
 	union {
-		struct vmw_dma_buffer *buf;
+		struct vmw_buffer_object *buf;
 		u32 sid;
 	};
 };
@@ -508,14 +508,14 @@ static int vmw_stdu_crtc_page_flip(struct drm_crtc *crtc,
 
 
 /**
- * vmw_stdu_dmabuf_clip - Callback to encode a suface DMA command cliprect
+ * vmw_stdu_bo_clip - Callback to encode a suface DMA command cliprect
  *
  * @dirty: The closure structure.
  *
  * Encodes a surface DMA command cliprect and updates the bounding box
  * for the DMA.
  */
-static void vmw_stdu_dmabuf_clip(struct vmw_kms_dirty *dirty)
+static void vmw_stdu_bo_clip(struct vmw_kms_dirty *dirty)
 {
 	struct vmw_stdu_dirty *ddirty =
 		container_of(dirty, struct vmw_stdu_dirty, base);
@@ -543,14 +543,14 @@ static void vmw_stdu_dmabuf_clip(struct vmw_kms_dirty *dirty)
 }
 
 /**
- * vmw_stdu_dmabuf_fifo_commit - Callback to fill in and submit a DMA command.
+ * vmw_stdu_bo_fifo_commit - Callback to fill in and submit a DMA command.
  *
  * @dirty: The closure structure.
  *
  * Fills in the missing fields in a DMA command, and optionally encodes
  * a screen target update command, depending on transfer direction.
  */
-static void vmw_stdu_dmabuf_fifo_commit(struct vmw_kms_dirty *dirty)
+static void vmw_stdu_bo_fifo_commit(struct vmw_kms_dirty *dirty)
 {
 	struct vmw_stdu_dirty *ddirty =
 		container_of(dirty, struct vmw_stdu_dirty, base);
@@ -594,13 +594,13 @@ static void vmw_stdu_dmabuf_fifo_commit(struct vmw_kms_dirty *dirty)
 
 
 /**
- * vmw_stdu_dmabuf_cpu_clip - Callback to encode a CPU blit
+ * vmw_stdu_bo_cpu_clip - Callback to encode a CPU blit
  *
  * @dirty: The closure structure.
  *
  * This function calculates the bounding box for all the incoming clips.
  */
-static void vmw_stdu_dmabuf_cpu_clip(struct vmw_kms_dirty *dirty)
+static void vmw_stdu_bo_cpu_clip(struct vmw_kms_dirty *dirty)
 {
 	struct vmw_stdu_dirty *ddirty =
 		container_of(dirty, struct vmw_stdu_dirty, base);
@@ -624,14 +624,14 @@ static void vmw_stdu_dmabuf_cpu_clip(struct vmw_kms_dirty *dirty)
 
 
 /**
- * vmw_stdu_dmabuf_cpu_commit - Callback to do a CPU blit from DMAbuf
+ * vmw_stdu_bo_cpu_commit - Callback to do a CPU blit from buffer object
  *
  * @dirty: The closure structure.
  *
  * For the special case when we cannot create a proxy surface in a
  * 2D VM, we have to do a CPU blit ourselves.
  */
-static void vmw_stdu_dmabuf_cpu_commit(struct vmw_kms_dirty *dirty)
+static void vmw_stdu_bo_cpu_commit(struct vmw_kms_dirty *dirty)
 {
 	struct vmw_stdu_dirty *ddirty =
 		container_of(dirty, struct vmw_stdu_dirty, base);
@@ -652,7 +652,7 @@ static void vmw_stdu_dmabuf_cpu_commit(struct vmw_kms_dirty *dirty)
 	if (width == 0 || height == 0)
 		return;
 
-	/* Assume we are blitting from Guest (dmabuf) to Host (display_srf) */
+	/* Assume we are blitting from Guest (bo) to Host (display_srf) */
 	dst_pitch = stdu->display_srf->base_size.width * stdu->cpp;
 	dst_bo = &stdu->display_srf->res.backup->base;
 	dst_offset = ddirty->top * dst_pitch + ddirty->left * stdu->cpp;
@@ -712,13 +712,13 @@ static void vmw_stdu_dmabuf_cpu_commit(struct vmw_kms_dirty *dirty)
 }
 
 /**
- * vmw_kms_stdu_dma - Perform a DMA transfer between a dma-buffer backed
+ * vmw_kms_stdu_dma - Perform a DMA transfer between a buffer-object backed
  * framebuffer and the screen target system.
  *
  * @dev_priv: Pointer to the device private structure.
  * @file_priv: Pointer to a struct drm-file identifying the caller. May be
  * set to NULL, but then @user_fence_rep must also be set to NULL.
- * @vfb: Pointer to the dma-buffer backed framebuffer.
+ * @vfb: Pointer to the buffer-object backed framebuffer.
  * @clips: Array of clip rects. Either @clips or @vclips must be NULL.
  * @vclips: Alternate array of clip rects. Either @clips or @vclips must
  * be NULL.
@@ -747,8 +747,8 @@ int vmw_kms_stdu_dma(struct vmw_private *dev_priv,
 		     bool interruptible,
 		     struct drm_crtc *crtc)
 {
-	struct vmw_dma_buffer *buf =
-		container_of(vfb, struct vmw_framebuffer_dmabuf, base)->buffer;
+	struct vmw_buffer_object *buf =
+		container_of(vfb, struct vmw_framebuffer_bo, base)->buffer;
 	struct vmw_stdu_dirty ddirty;
 	int ret;
 	bool cpu_blit = !(dev_priv->capabilities & SVGA_CAP_3D);
@@ -770,8 +770,8 @@ int vmw_kms_stdu_dma(struct vmw_private *dev_priv,
 	ddirty.fb_left = ddirty.fb_top = S32_MAX;
 	ddirty.pitch = vfb->base.pitches[0];
 	ddirty.buf = buf;
-	ddirty.base.fifo_commit = vmw_stdu_dmabuf_fifo_commit;
-	ddirty.base.clip = vmw_stdu_dmabuf_clip;
+	ddirty.base.fifo_commit = vmw_stdu_bo_fifo_commit;
+	ddirty.base.clip = vmw_stdu_bo_clip;
 	ddirty.base.fifo_reserve_size = sizeof(struct vmw_stdu_dma) +
 		num_clips * sizeof(SVGA3dCopyBox) +
 		sizeof(SVGA3dCmdSurfaceDMASuffix);
@@ -780,8 +780,8 @@ int vmw_kms_stdu_dma(struct vmw_private *dev_priv,
 
 
 	if (cpu_blit) {
-		ddirty.base.fifo_commit = vmw_stdu_dmabuf_cpu_commit;
-		ddirty.base.clip = vmw_stdu_dmabuf_cpu_clip;
+		ddirty.base.fifo_commit = vmw_stdu_bo_cpu_commit;
+		ddirty.base.clip = vmw_stdu_bo_cpu_clip;
 		ddirty.base.fifo_reserve_size = 0;
 	}
 
@@ -927,7 +927,7 @@ int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv,
 	if (ret)
 		return ret;
 
-	if (vfbs->is_dmabuf_proxy) {
+	if (vfbs->is_bo_proxy) {
 		ret = vmw_kms_update_proxy(srf, clips, num_clips, inc);
 		if (ret)
 			goto out_finish;
@@ -1075,7 +1075,7 @@ vmw_stdu_primary_plane_cleanup_fb(struct drm_plane *plane,
  * @new_state: info on the new plane state, including the FB
  *
  * This function allocates a new display surface if the content is
- * backed by a DMA.  The display surface is pinned here, and it'll
+ * backed by a buffer object.  The display surface is pinned here, and it'll
  * be unpinned in .cleanup_fb()
  *
  * Returns 0 on success
@@ -1105,13 +1105,13 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
 	}
 
 	vfb = vmw_framebuffer_to_vfb(new_fb);
-	new_vfbs = (vfb->dmabuf) ? NULL : vmw_framebuffer_to_vfbs(new_fb);
+	new_vfbs = (vfb->bo) ? NULL : vmw_framebuffer_to_vfbs(new_fb);
 
 	if (new_vfbs && new_vfbs->surface->base_size.width == hdisplay &&
 	    new_vfbs->surface->base_size.height == vdisplay)
 		new_content_type = SAME_AS_DISPLAY;
-	else if (vfb->dmabuf)
-		new_content_type = SEPARATE_DMA;
+	else if (vfb->bo)
+		new_content_type = SEPARATE_BO;
 	else
 		new_content_type = SEPARATE_SURFACE;
 
@@ -1124,10 +1124,10 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
 		display_base_size.depth  = 1;
 
 		/*
-		 * If content buffer is a DMA buf, then we have to construct
-		 * surface info
+		 * If content buffer is a buffer object, then we have to
+		 * construct surface info
 		 */
-		if (new_content_type == SEPARATE_DMA) {
+		if (new_content_type == SEPARATE_BO) {
 
 			switch (new_fb->format->cpp[0]*8) {
 			case 32:
@@ -1212,12 +1212,12 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
 	vps->content_fb_type = new_content_type;
 
 	/*
-	 * This should only happen if the DMA buf is too large to create a
+	 * This should only happen if the buffer object is too large to create a
 	 * proxy surface for.
-	 * If we are a 2D VM with a DMA buffer then we have to use CPU blit
+	 * If we are a 2D VM with a buffer object then we have to use CPU blit
 	 * so cache these mappings
 	 */
-	if (vps->content_fb_type == SEPARATE_DMA &&
+	if (vps->content_fb_type == SEPARATE_BO &&
 	    !(dev_priv->capabilities & SVGA_CAP_3D))
 		vps->cpp = new_fb->pitches[0] / new_fb->width;
 
@@ -1276,7 +1276,7 @@ vmw_stdu_primary_plane_atomic_update(struct drm_plane *plane,
 		if (ret)
 			DRM_ERROR("Failed to bind surface to STDU.\n");
 
-		if (vfb->dmabuf)
+		if (vfb->bo)
 			ret = vmw_kms_stdu_dma(dev_priv, NULL, vfb, NULL, NULL,
 					       &vclips, 1, 1, true, false,
 					       crtc);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
index b236c48bf265..2b2e8aa7114a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
@@ -842,12 +842,12 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
 	if (dev_priv->has_mob && req->shareable) {
 		uint32_t backup_handle;
 
-		ret = vmw_user_dmabuf_alloc(dev_priv, tfile,
-					    res->backup_size,
-					    true,
-					    &backup_handle,
-					    &res->backup,
-					    &user_srf->backup_base);
+		ret = vmw_user_bo_alloc(dev_priv, tfile,
+					res->backup_size,
+					true,
+					&backup_handle,
+					&res->backup,
+					&user_srf->backup_base);
 		if (unlikely(ret != 0)) {
 			vmw_resource_unreference(&res);
 			goto out_unlock;
@@ -1317,14 +1317,14 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
 
 
 	if (req->buffer_handle != SVGA3D_INVALID_ID) {
-		ret = vmw_user_dmabuf_lookup(tfile, req->buffer_handle,
-					     &res->backup,
-					     &user_srf->backup_base);
+		ret = vmw_user_bo_lookup(tfile, req->buffer_handle,
+					 &res->backup,
+					 &user_srf->backup_base);
 		if (ret == 0) {
 			if (res->backup->base.num_pages * PAGE_SIZE <
 			    res->backup_size) {
 				DRM_ERROR("Surface backup buffer is too small.\n");
-				vmw_dmabuf_unreference(&res->backup);
+				vmw_bo_unreference(&res->backup);
 				ret = -EINVAL;
 				goto out_unlock;
 			} else {
@@ -1332,13 +1332,13 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
 			}
 		}
 	} else if (req->drm_surface_flags & drm_vmw_surface_flag_create_buffer)
-		ret = vmw_user_dmabuf_alloc(dev_priv, tfile,
-					    res->backup_size,
-					    req->drm_surface_flags &
-					    drm_vmw_surface_flag_shareable,
-					    &backup_handle,
-					    &res->backup,
-					    &user_srf->backup_base);
+		ret = vmw_user_bo_alloc(dev_priv, tfile,
+					res->backup_size,
+					req->drm_surface_flags &
+					drm_vmw_surface_flag_shareable,
+					&backup_handle,
+					&res->backup,
+					&user_srf->backup_base);
 
 	if (unlikely(ret != 0)) {
 		vmw_resource_unreference(&res);
@@ -1414,8 +1414,7 @@ int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
 	}
 
 	mutex_lock(&dev_priv->cmdbuf_mutex); /* Protect res->backup */
-	ret = vmw_user_dmabuf_reference(tfile, srf->res.backup,
-					&backup_handle);
+	ret = vmw_user_bo_reference(tfile, srf->res.backup, &backup_handle);
 	mutex_unlock(&dev_priv->cmdbuf_mutex);
 
 	if (unlikely(ret != 0)) {
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
similarity index 99%
rename from drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
rename to drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index 21111fd091f9..0931f43913b1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -798,7 +798,7 @@ static int vmw_verify_access(struct ttm_buffer_object *bo, struct file *filp)
 	struct ttm_object_file *tfile =
 		vmw_fpriv((struct drm_file *)filp->private_data)->tfile;
 
-	return vmw_user_dmabuf_verify_access(bo, tfile);
+	return vmw_user_bo_verify_access(bo, tfile);
 }
 
 static int vmw_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem)
diff --git a/include/uapi/drm/vmwgfx_drm.h b/include/uapi/drm/vmwgfx_drm.h
index 0bc784f5e0db..57115a5fe61a 100644
--- a/include/uapi/drm/vmwgfx_drm.h
+++ b/include/uapi/drm/vmwgfx_drm.h
@@ -40,6 +40,7 @@ extern "C" {
 
 #define DRM_VMW_GET_PARAM            0
 #define DRM_VMW_ALLOC_DMABUF         1
+#define DRM_VMW_ALLOC_BO             1
 #define DRM_VMW_UNREF_DMABUF         2
 #define DRM_VMW_HANDLE_CLOSE         2
 #define DRM_VMW_CURSOR_BYPASS        3
@@ -356,9 +357,9 @@ struct drm_vmw_fence_rep {
 
 /*************************************************************************/
 /**
- * DRM_VMW_ALLOC_DMABUF
+ * DRM_VMW_ALLOC_BO
  *
- * Allocate a DMA buffer that is visible also to the host.
+ * Allocate a buffer object that is visible also to the host.
  * NOTE: The buffer is
  * identified by a handle and an offset, which are private to the guest, but
  * useable in the command stream. The guest kernel may translate these
@@ -366,27 +367,28 @@ struct drm_vmw_fence_rep {
  * be zero at all times, or it may disappear from the interface before it is
  * fixed.
  *
- * The DMA buffer may stay user-space mapped in the guest at all times,
+ * The buffer object may stay user-space mapped in the guest at all times,
  * and is thus suitable for sub-allocation.
  *
- * DMA buffers are mapped using the mmap() syscall on the drm device.
+ * Buffer objects are mapped using the mmap() syscall on the drm device.
  */
 
 /**
- * struct drm_vmw_alloc_dmabuf_req
+ * struct drm_vmw_alloc_bo_req
  *
  * @size: Required minimum size of the buffer.
  *
- * Input data to the DRM_VMW_ALLOC_DMABUF Ioctl.
+ * Input data to the DRM_VMW_ALLOC_BO Ioctl.
  */
 
-struct drm_vmw_alloc_dmabuf_req {
+struct drm_vmw_alloc_bo_req {
 	__u32 size;
 	__u32 pad64;
 };
+#define drm_vmw_alloc_dmabuf_req drm_vmw_alloc_bo_req
 
 /**
- * struct drm_vmw_dmabuf_rep
+ * struct drm_vmw_bo_rep
  *
  * @map_handle: Offset to use in the mmap() call used to map the buffer.
  * @handle: Handle unique to this buffer. Used for unreferencing.
@@ -395,50 +397,32 @@ struct drm_vmw_alloc_dmabuf_req {
  * @cur_gmr_offset: Offset to use in the command stream when this buffer is
  * referenced. See note above.
  *
- * Output data from the DRM_VMW_ALLOC_DMABUF Ioctl.
+ * Output data from the DRM_VMW_ALLOC_BO Ioctl.
  */
 
-struct drm_vmw_dmabuf_rep {
+struct drm_vmw_bo_rep {
 	__u64 map_handle;
 	__u32 handle;
 	__u32 cur_gmr_id;
 	__u32 cur_gmr_offset;
 	__u32 pad64;
 };
+#define drm_vmw_dmabuf_rep drm_vmw_bo_rep
 
 /**
- * union drm_vmw_dmabuf_arg
+ * union drm_vmw_alloc_bo_arg
  *
  * @req: Input data as described above.
  * @rep: Output data as described above.
  *
- * Argument to the DRM_VMW_ALLOC_DMABUF Ioctl.
+ * Argument to the DRM_VMW_ALLOC_BO Ioctl.
  */
 
-union drm_vmw_alloc_dmabuf_arg {
-	struct drm_vmw_alloc_dmabuf_req req;
-	struct drm_vmw_dmabuf_rep rep;
-};
-
-/*************************************************************************/
-/**
- * DRM_VMW_UNREF_DMABUF - Free a DMA buffer.
- *
- */
-
-/**
- * struct drm_vmw_unref_dmabuf_arg
- *
- * @handle: Handle indicating what buffer to free. Obtained from the
- * DRM_VMW_ALLOC_DMABUF Ioctl.
- *
- * Argument to the DRM_VMW_UNREF_DMABUF Ioctl.
- */
-
-struct drm_vmw_unref_dmabuf_arg {
-	__u32 handle;
-	__u32 pad64;
+union drm_vmw_alloc_bo_arg {
+	struct drm_vmw_alloc_bo_req req;
+	struct drm_vmw_bo_rep rep;
 };
+#define drm_vmw_alloc_dmabuf_arg drm_vmw_alloc_bo_arg
 
 /*************************************************************************/
 /**
@@ -1103,9 +1087,8 @@ union drm_vmw_extended_context_arg {
  * DRM_VMW_HANDLE_CLOSE - Close a user-space handle and release its
  * underlying resource.
  *
- * Note that this ioctl is overlaid on the DRM_VMW_UNREF_DMABUF Ioctl.
- * The ioctl arguments therefore need to be identical in layout.
- *
+ * Note that this ioctl is overlaid on the deprecated DRM_VMW_UNREF_DMABUF
+ * Ioctl.
  */
 
 /**
@@ -1119,7 +1102,7 @@ struct drm_vmw_handle_close_arg {
 	__u32 handle;
 	__u32 pad64;
 };
-
+#define drm_vmw_unref_dmabuf_arg drm_vmw_handle_close_arg
 
 #if defined(__cplusplus)
 }
-- 
2.18.0.rc1

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