drm/vmwgfx: Update device includes for DX device functionality

Add DX includes and move all device includes to a separate directory.

Co-authored with Thomas Hellstrom, Charmaine Lee and above all,
the VMware device team.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Charmaine Lee <charmainel@vmware.com>
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 65e3565..b83adea 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -278,8 +278,8 @@
 		DRM_INFO("  Command Buffers 2.\n");
 	if (capabilities & SVGA_CAP_GBOBJECTS)
 		DRM_INFO("  Guest Backed Resources.\n");
-	if (capabilities & SVGA_CAP_CMD_BUFFERS_3)
-		DRM_INFO("  Command Buffers 3.\n");
+	if (capabilities & SVGA_CAP_DX)
+		DRM_INFO("  DX Features.\n");
 }
 
 /**
@@ -1264,7 +1264,8 @@
 	if (dev_priv->bdev.man[TTM_PL_VRAM].use_type) {
 		dev_priv->bdev.man[TTM_PL_VRAM].use_type = false;
 		vmw_write(dev_priv, SVGA_REG_ENABLE,
-			  SVGA_REG_ENABLE_ENABLE_HIDE);
+			  SVGA_REG_ENABLE_HIDE |
+			  SVGA_REG_ENABLE_ENABLE);
 	}
 	spin_unlock(&dev_priv->svga_lock);
 }
@@ -1282,11 +1283,12 @@
 	spin_lock(&dev_priv->svga_lock);
 	if (dev_priv->bdev.man[TTM_PL_VRAM].use_type) {
 		dev_priv->bdev.man[TTM_PL_VRAM].use_type = false;
-		vmw_write(dev_priv, SVGA_REG_ENABLE,
-			  SVGA_REG_ENABLE_ENABLE_HIDE);
 		spin_unlock(&dev_priv->svga_lock);
 		if (ttm_bo_evict_mm(&dev_priv->bdev, TTM_PL_VRAM))
 			DRM_ERROR("Failed evicting VRAM buffers.\n");
+		vmw_write(dev_priv, SVGA_REG_ENABLE,
+			  SVGA_REG_ENABLE_HIDE |
+			  SVGA_REG_ENABLE_ENABLE);
 	} else
 		spin_unlock(&dev_priv->svga_lock);
 	ttm_write_unlock(&dev_priv->reservation_sem);