1/*
2 * Copyright(c) 2011-2016 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 _INTEL_GVT_H_
25#define _INTEL_GVT_H_
26
27#include <linux/types.h>
28
29struct drm_i915_private;
30
31#ifdef CONFIG_DRM_I915_GVT
32
33struct intel_gvt_mmio_table_iter {
34 struct drm_i915_private *i915;
35 void *data;
36 int (*handle_mmio_cb)(struct intel_gvt_mmio_table_iter *iter,
37 u32 offset, u32 size);
38};
39
40int intel_gvt_init(struct drm_i915_private *dev_priv);
41void intel_gvt_driver_remove(struct drm_i915_private *dev_priv);
42int intel_gvt_init_host(void);
43void intel_gvt_resume(struct drm_i915_private *dev_priv);
44int intel_gvt_iterate_mmio_table(struct intel_gvt_mmio_table_iter *iter);
45
46struct intel_vgpu_ops {
47 int (*init_device)(struct drm_i915_private *dev_priv);
48 void (*clean_device)(struct drm_i915_private *dev_priv);
49 void (*pm_resume)(struct drm_i915_private *i915);
50};
51
52int intel_gvt_set_ops(const struct intel_vgpu_ops *ops);
53void intel_gvt_clear_ops(const struct intel_vgpu_ops *ops);
54
55#else
56static inline int intel_gvt_init(struct drm_i915_private *dev_priv)
57{
58 return 0;
59}
60
61static inline void intel_gvt_driver_remove(struct drm_i915_private *dev_priv)
62{
63}
64
65static inline void intel_gvt_resume(struct drm_i915_private *dev_priv)
66{
67}
68
69struct intel_gvt_mmio_table_iter {
70};
71
72static inline int intel_gvt_iterate_mmio_table(struct intel_gvt_mmio_table_iter *iter)
73{
74 return 0;
75}
76#endif
77
78#endif /* _INTEL_GVT_H_ */
79