diff options
Diffstat (limited to 'drivers/gpu/nvgpu/boardobj/boardobj.c')
-rw-r--r-- | drivers/gpu/nvgpu/boardobj/boardobj.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/boardobj/boardobj.c b/drivers/gpu/nvgpu/boardobj/boardobj.c new file mode 100644 index 00000000..f9be6981 --- /dev/null +++ b/drivers/gpu/nvgpu/boardobj/boardobj.c | |||
@@ -0,0 +1,94 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2016-2017, NVIDIA 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 shall be included in | ||
12 | * all copies or substantial portions of the Software. | ||
13 | * | ||
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | * DEALINGS IN THE SOFTWARE. | ||
21 | */ | ||
22 | |||
23 | #include <nvgpu/kmem.h> | ||
24 | |||
25 | #include "gk20a/gk20a.h" | ||
26 | #include "boardobj.h" | ||
27 | #include "ctrl/ctrlboardobj.h" | ||
28 | |||
29 | u32 boardobj_construct_super(struct gk20a *g, struct boardobj **ppboardobj, | ||
30 | u16 size, void *args) | ||
31 | { | ||
32 | struct boardobj *pboardobj = NULL; | ||
33 | struct boardobj *devtmp = (struct boardobj *)args; | ||
34 | |||
35 | gk20a_dbg_info(" "); | ||
36 | |||
37 | if (devtmp == NULL) | ||
38 | return -EINVAL; | ||
39 | |||
40 | if (*ppboardobj == NULL) { | ||
41 | *ppboardobj = nvgpu_kzalloc(g, size); | ||
42 | if (*ppboardobj == NULL) | ||
43 | return -ENOMEM; | ||
44 | (*ppboardobj)->allocated = true; | ||
45 | } | ||
46 | |||
47 | pboardobj = *ppboardobj; | ||
48 | pboardobj->g = g; | ||
49 | pboardobj->type = devtmp->type; | ||
50 | pboardobj->idx = CTRL_BOARDOBJ_IDX_INVALID; | ||
51 | pboardobj->type_mask = BIT(pboardobj->type) | devtmp->type_mask; | ||
52 | |||
53 | pboardobj->implements = boardobj_implements_super; | ||
54 | pboardobj->destruct = boardobj_destruct_super; | ||
55 | pboardobj->pmudatainit = boardobj_pmudatainit_super; | ||
56 | |||
57 | nvgpu_list_add(&pboardobj->node, &g->boardobj_head); | ||
58 | |||
59 | return 0; | ||
60 | } | ||
61 | |||
62 | u32 boardobj_destruct_super(struct boardobj *pboardobj) | ||
63 | { | ||
64 | gk20a_dbg_info(""); | ||
65 | if (pboardobj == NULL) | ||
66 | return -EINVAL; | ||
67 | |||
68 | nvgpu_list_del(&pboardobj->node); | ||
69 | if (pboardobj->allocated) | ||
70 | nvgpu_kfree(pboardobj->g, pboardobj); | ||
71 | |||
72 | return 0; | ||
73 | } | ||
74 | |||
75 | bool boardobj_implements_super(struct gk20a *g, struct boardobj *pboardobj, | ||
76 | u8 type) | ||
77 | { | ||
78 | gk20a_dbg_info(""); | ||
79 | |||
80 | return (0 != (pboardobj->type_mask & BIT(type))); | ||
81 | } | ||
82 | |||
83 | u32 boardobj_pmudatainit_super(struct gk20a *g, struct boardobj *pboardobj, | ||
84 | struct nv_pmu_boardobj *pmudata) | ||
85 | { | ||
86 | gk20a_dbg_info(""); | ||
87 | if (pboardobj == NULL) | ||
88 | return -EINVAL; | ||
89 | if (pmudata == NULL) | ||
90 | return -EINVAL; | ||
91 | pmudata->type = pboardobj->type; | ||
92 | gk20a_dbg_info(" Done"); | ||
93 | return 0; | ||
94 | } | ||