Rev 4075 | Rev 4111 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
4075 | Serge | 1 | /************************************************************************** |
2 | * |
||
3 | * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA |
||
4 | * All Rights Reserved. |
||
5 | * |
||
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
||
7 | * copy of this software and associated documentation files (the |
||
8 | * "Software"), to deal in the Software without restriction, including |
||
9 | * without limitation the rights to use, copy, modify, merge, publish, |
||
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 |
||
12 | * the following conditions: |
||
13 | * |
||
14 | * The above copyright notice and this permission notice (including the |
||
15 | * next paragraph) shall be included in all copies or substantial portions |
||
16 | * of the Software. |
||
17 | * |
||
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, |
||
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, |
||
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 |
||
24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
||
25 | * |
||
26 | **************************************************************************/ |
||
27 | |||
28 | #include |
||
29 | #include |
||
30 | #include "vmwgfx_drv.h" |
||
31 | |||
32 | #if 0 |
||
33 | int vmw_mmap(struct file *filp, struct vm_area_struct *vma) |
||
34 | { |
||
35 | struct drm_file *file_priv; |
||
36 | struct vmw_private *dev_priv; |
||
37 | |||
38 | // if (unlikely(vma->vm_pgoff < VMWGFX_FILE_PAGE_OFFSET)) { |
||
39 | // DRM_ERROR("Illegal attempt to mmap old fifo space.\n"); |
||
40 | // return -EINVAL; |
||
41 | // } |
||
42 | |||
43 | file_priv = filp->private_data; |
||
44 | dev_priv = vmw_priv(file_priv->minor->dev); |
||
45 | return ttm_bo_mmap(filp, vma, &dev_priv->bdev); |
||
46 | } |
||
47 | #endif |
||
48 | |||
49 | static int vmw_ttm_mem_global_init(struct drm_global_reference *ref) |
||
50 | { |
||
51 | DRM_INFO("global init.\n"); |
||
52 | return ttm_mem_global_init(ref->object); |
||
53 | } |
||
54 | |||
55 | static void vmw_ttm_mem_global_release(struct drm_global_reference *ref) |
||
56 | { |
||
57 | // ttm_mem_global_release(ref->object); |
||
58 | } |
||
59 | |||
60 | int vmw_ttm_global_init(struct vmw_private *dev_priv) |
||
61 | { |
||
62 | ENTER(); |
||
63 | |||
64 | struct drm_global_reference *global_ref; |
||
65 | int ret; |
||
66 | |||
67 | global_ref = &dev_priv->mem_global_ref; |
||
68 | global_ref->global_type = DRM_GLOBAL_TTM_MEM; |
||
69 | global_ref->size = sizeof(struct ttm_mem_global); |
||
70 | global_ref->init = &vmw_ttm_mem_global_init; |
||
71 | global_ref->release = &vmw_ttm_mem_global_release; |
||
72 | |||
73 | ret = drm_global_item_ref(global_ref); |
||
74 | if (unlikely(ret != 0)) { |
||
75 | DRM_ERROR("Failed setting up TTM memory accounting.\n"); |
||
76 | return ret; |
||
77 | } |
||
78 | |||
79 | dev_priv->bo_global_ref.mem_glob = |
||
80 | dev_priv->mem_global_ref.object; |
||
81 | global_ref = &dev_priv->bo_global_ref.ref; |
||
82 | global_ref->global_type = DRM_GLOBAL_TTM_BO; |
||
83 | global_ref->size = sizeof(struct ttm_bo_global); |
||
84 | global_ref->init = &ttm_bo_global_init; |
||
85 | global_ref->release = &ttm_bo_global_release; |
||
86 | ret = drm_global_item_ref(global_ref); |
||
87 | |||
88 | if (unlikely(ret != 0)) { |
||
89 | DRM_ERROR("Failed setting up TTM buffer objects.\n"); |
||
90 | goto out_no_bo; |
||
91 | } |
||
92 | |||
93 | LEAVE(); |
||
94 | return 0; |
||
95 | out_no_bo: |
||
96 | drm_global_item_unref(&dev_priv->mem_global_ref); |
||
97 | return ret; |
||
98 | } |
||
99 | |||
100 | void vmw_ttm_global_release(struct vmw_private *dev_priv) |
||
101 | { |
||
102 | drm_global_item_unref(&dev_priv->bo_global_ref.ref); |
||
103 | drm_global_item_unref(&dev_priv->mem_global_ref); |
||
104 | }> |