xref: /openbmc/linux/drivers/gpu/drm/i915/i915_vgpu.h (revision 404e077a)
1 /*
2  * Copyright(c) 2011-2015 Intel Corporation. All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21  * SOFTWARE.
22  */
23 
24 #ifndef _I915_VGPU_H_
25 #define _I915_VGPU_H_
26 
27 #include <linux/types.h>
28 
29 struct drm_i915_private;
30 struct i915_ggtt;
31 
32 void intel_vgpu_detect(struct drm_i915_private *i915);
33 bool intel_vgpu_active(struct drm_i915_private *i915);
34 void intel_vgpu_register(struct drm_i915_private *i915);
35 bool intel_vgpu_has_full_ppgtt(struct drm_i915_private *i915);
36 bool intel_vgpu_has_hwsp_emulation(struct drm_i915_private *i915);
37 bool intel_vgpu_has_huge_gtt(struct drm_i915_private *i915);
38 
39 int intel_vgt_balloon(struct i915_ggtt *ggtt);
40 void intel_vgt_deballoon(struct i915_ggtt *ggtt);
41 
42 #endif /* _I915_VGPU_H_ */
43