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1 | /************************************************************************** |
1 | /************************************************************************** |
2 | * |
2 | * |
3 | * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA |
3 | * Copyright © 2009-2011 VMware, Inc., Palo Alto, CA., USA |
4 | * All Rights Reserved. |
4 | * All Rights Reserved. |
5 | * |
5 | * |
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * copy of this software and associated documentation files (the |
7 | * copy of this software and associated documentation files (the |
8 | * "Software"), to deal in the Software without restriction, including |
8 | * "Software"), to deal in the Software without restriction, including |
9 | * without limitation the rights to use, copy, modify, merge, publish, |
9 | * without limitation the rights to use, copy, modify, merge, publish, |
10 | * distribute, sub license, and/or sell copies of the Software, and to |
10 | * distribute, sub license, and/or sell copies of the Software, and to |
11 | * permit persons to whom the Software is furnished to do so, subject to |
11 | * permit persons to whom the Software is furnished to do so, subject to |
12 | * the following conditions: |
12 | * the following conditions: |
13 | * |
13 | * |
14 | * The above copyright notice and this permission notice (including the |
14 | * The above copyright notice and this permission notice (including the |
15 | * next paragraph) shall be included in all copies or substantial portions |
15 | * next paragraph) shall be included in all copies or substantial portions |
16 | * of the Software. |
16 | * of the Software. |
17 | * |
17 | * |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
25 | * |
25 | * |
26 | **************************************************************************/ |
26 | **************************************************************************/ |
27 | 27 | ||
28 | #include |
28 | #include |
29 | #include "vmwgfx_drv.h" |
29 | #include "vmwgfx_drv.h" |
30 | 30 | ||
31 | #if 0 |
31 | #if 0 |
32 | int vmw_mmap(struct file *filp, struct vm_area_struct *vma) |
32 | int vmw_mmap(struct file *filp, struct vm_area_struct *vma) |
33 | { |
33 | { |
34 | struct drm_file *file_priv; |
34 | struct drm_file *file_priv; |
35 | struct vmw_private *dev_priv; |
35 | struct vmw_private *dev_priv; |
36 | 36 | ||
37 | // if (unlikely(vma->vm_pgoff < VMWGFX_FILE_PAGE_OFFSET)) { |
37 | // if (unlikely(vma->vm_pgoff < VMWGFX_FILE_PAGE_OFFSET)) { |
38 | // DRM_ERROR("Illegal attempt to mmap old fifo space.\n"); |
38 | // DRM_ERROR("Illegal attempt to mmap old fifo space.\n"); |
39 | // return -EINVAL; |
39 | // return -EINVAL; |
40 | // } |
40 | // } |
41 | 41 | ||
42 | file_priv = filp->private_data; |
42 | file_priv = filp->private_data; |
43 | dev_priv = vmw_priv(file_priv->minor->dev); |
43 | dev_priv = vmw_priv(file_priv->minor->dev); |
44 | return ttm_bo_mmap(filp, vma, &dev_priv->bdev); |
44 | return ttm_bo_mmap(filp, vma, &dev_priv->bdev); |
45 | } |
45 | } |
46 | #endif |
46 | #endif |
47 | 47 | ||
48 | static int vmw_ttm_mem_global_init(struct drm_global_reference *ref) |
48 | static int vmw_ttm_mem_global_init(struct drm_global_reference *ref) |
49 | { |
49 | { |
50 | DRM_INFO("global init.\n"); |
50 | DRM_INFO("global init.\n"); |
51 | return ttm_mem_global_init(ref->object); |
51 | return ttm_mem_global_init(ref->object); |
52 | } |
52 | } |
53 | 53 | ||
54 | static void vmw_ttm_mem_global_release(struct drm_global_reference *ref) |
54 | static void vmw_ttm_mem_global_release(struct drm_global_reference *ref) |
55 | { |
55 | { |
56 | } |
56 | } |
57 | 57 | ||
58 | int vmw_ttm_global_init(struct vmw_private *dev_priv) |
58 | int vmw_ttm_global_init(struct vmw_private *dev_priv) |
59 | { |
59 | { |
60 | ENTER(); |
- | |
61 | - | ||
62 | struct drm_global_reference *global_ref; |
60 | struct drm_global_reference *global_ref; |
63 | int ret; |
61 | int ret; |
64 | 62 | ||
65 | global_ref = &dev_priv->mem_global_ref; |
63 | global_ref = &dev_priv->mem_global_ref; |
66 | global_ref->global_type = DRM_GLOBAL_TTM_MEM; |
64 | global_ref->global_type = DRM_GLOBAL_TTM_MEM; |
67 | global_ref->size = sizeof(struct ttm_mem_global); |
65 | global_ref->size = sizeof(struct ttm_mem_global); |
68 | global_ref->init = &vmw_ttm_mem_global_init; |
66 | global_ref->init = &vmw_ttm_mem_global_init; |
69 | global_ref->release = &vmw_ttm_mem_global_release; |
67 | global_ref->release = &vmw_ttm_mem_global_release; |
70 | 68 | ||
71 | ret = drm_global_item_ref(global_ref); |
69 | ret = drm_global_item_ref(global_ref); |
72 | if (unlikely(ret != 0)) { |
70 | if (unlikely(ret != 0)) { |
73 | DRM_ERROR("Failed setting up TTM memory accounting.\n"); |
71 | DRM_ERROR("Failed setting up TTM memory accounting.\n"); |
74 | return ret; |
72 | return ret; |
75 | } |
73 | } |
76 | 74 | ||
77 | dev_priv->bo_global_ref.mem_glob = |
75 | dev_priv->bo_global_ref.mem_glob = |
78 | dev_priv->mem_global_ref.object; |
76 | dev_priv->mem_global_ref.object; |
79 | global_ref = &dev_priv->bo_global_ref.ref; |
77 | global_ref = &dev_priv->bo_global_ref.ref; |
80 | global_ref->global_type = DRM_GLOBAL_TTM_BO; |
78 | global_ref->global_type = DRM_GLOBAL_TTM_BO; |
81 | global_ref->size = sizeof(struct ttm_bo_global); |
79 | global_ref->size = sizeof(struct ttm_bo_global); |
82 | global_ref->init = &ttm_bo_global_init; |
80 | global_ref->init = &ttm_bo_global_init; |
83 | global_ref->release = &ttm_bo_global_release; |
81 | global_ref->release = &ttm_bo_global_release; |
84 | ret = drm_global_item_ref(global_ref); |
82 | ret = drm_global_item_ref(global_ref); |
85 | 83 | ||
86 | if (unlikely(ret != 0)) { |
84 | if (unlikely(ret != 0)) { |
87 | DRM_ERROR("Failed setting up TTM buffer objects.\n"); |
85 | DRM_ERROR("Failed setting up TTM buffer objects.\n"); |
88 | goto out_no_bo; |
86 | goto out_no_bo; |
89 | } |
87 | } |
90 | - | ||
91 | LEAVE(); |
88 | |
92 | return 0; |
89 | return 0; |
93 | out_no_bo: |
90 | out_no_bo: |
94 | drm_global_item_unref(&dev_priv->mem_global_ref); |
91 | drm_global_item_unref(&dev_priv->mem_global_ref); |
95 | return ret; |
92 | return ret; |
96 | } |
93 | } |
97 | 94 | ||
98 | void vmw_ttm_global_release(struct vmw_private *dev_priv) |
95 | void vmw_ttm_global_release(struct vmw_private *dev_priv) |
99 | { |
96 | { |
100 | drm_global_item_unref(&dev_priv->bo_global_ref.ref); |
97 | drm_global_item_unref(&dev_priv->bo_global_ref.ref); |
101 | drm_global_item_unref(&dev_priv->mem_global_ref); |
98 | drm_global_item_unref(&dev_priv->mem_global_ref); |
102 | }> |
99 | }> |