]> Git Repo - linux.git/blob - drivers/gpu/drm/amd/display/dc/basics/grph_object_id.c
pinctrl: sunxi: Disable strict mode for H5 driver
[linux.git] / drivers / gpu / drm / amd / display / dc / basics / grph_object_id.c
1 /*
2  * Copyright 2012-15 Advanced Micro Devices, Inc.
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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  * Authors: AMD
23  *
24  */
25
26 #include "dm_services.h"
27 #include "include/grph_object_id.h"
28
29 static bool dal_graphics_object_id_is_valid(struct graphics_object_id id)
30 {
31         bool rc = true;
32
33         switch (id.type) {
34         case OBJECT_TYPE_UNKNOWN:
35                 rc = false;
36                 break;
37         case OBJECT_TYPE_GPU:
38         case OBJECT_TYPE_ENGINE:
39                 /* do NOT check for id.id == 0 */
40                 if (id.enum_id == ENUM_ID_UNKNOWN)
41                         rc = false;
42                 break;
43         default:
44                 if (id.id == 0 || id.enum_id == ENUM_ID_UNKNOWN)
45                         rc = false;
46                 break;
47         }
48
49         return rc;
50 }
51
52 bool dal_graphics_object_id_is_equal(
53         struct graphics_object_id id1,
54         struct graphics_object_id id2)
55 {
56         if (false == dal_graphics_object_id_is_valid(id1)) {
57                 dm_output_to_console(
58                 "%s: Warning: comparing invalid object 'id1'!\n", __func__);
59                 return false;
60         }
61
62         if (false == dal_graphics_object_id_is_valid(id2)) {
63                 dm_output_to_console(
64                 "%s: Warning: comparing invalid object 'id2'!\n", __func__);
65                 return false;
66         }
67
68         if (id1.id == id2.id && id1.enum_id == id2.enum_id
69                 && id1.type == id2.type)
70                 return true;
71
72         return false;
73 }
74
75
This page took 0.037482 seconds and 4 git commands to generate.