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 | |
29 | struct drm_i915_private; |
30 | |
31 | #ifdef CONFIG_DRM_I915_GVT |
32 | |
33 | struct 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 | |
40 | int intel_gvt_init(struct drm_i915_private *dev_priv); |
41 | void intel_gvt_driver_remove(struct drm_i915_private *dev_priv); |
42 | int intel_gvt_init_host(void); |
43 | void intel_gvt_resume(struct drm_i915_private *dev_priv); |
44 | int intel_gvt_iterate_mmio_table(struct intel_gvt_mmio_table_iter *iter); |
45 | |
46 | struct 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 | |
52 | int intel_gvt_set_ops(const struct intel_vgpu_ops *ops); |
53 | void intel_gvt_clear_ops(const struct intel_vgpu_ops *ops); |
54 | |
55 | #else |
56 | static inline int intel_gvt_init(struct drm_i915_private *dev_priv) |
57 | { |
58 | return 0; |
59 | } |
60 | |
61 | static inline void intel_gvt_driver_remove(struct drm_i915_private *dev_priv) |
62 | { |
63 | } |
64 | |
65 | static inline void intel_gvt_resume(struct drm_i915_private *dev_priv) |
66 | { |
67 | } |
68 | |
69 | struct intel_gvt_mmio_table_iter { |
70 | }; |
71 | |
72 | static 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 | |