1 /*
2 * Copyright 2012-16 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 #ifndef _OS_TYPES_H_
27 #define _OS_TYPES_H_
28
29 #include <linux/kgdb.h>
30 #include <linux/kref.h>
31 #include <linux/types.h>
32
33 #include <asm/byteorder.h>
34
35 #include <drm/drm_print.h>
36
37 #include "cgs_common.h"
38
39 #if defined(__BIG_ENDIAN) && !defined(BIGENDIAN_CPU)
40 #define BIGENDIAN_CPU
41 #elif defined(__LITTLE_ENDIAN) && !defined(LITTLEENDIAN_CPU)
42 #define LITTLEENDIAN_CPU
43 #endif
44
45 #undef FRAME_SIZE
46
47 #define dm_output_to_console(fmt, ...) DRM_DEBUG_KMS(fmt, ##__VA_ARGS__)
48
49 #define dm_error(fmt, ...) DRM_ERROR(fmt, ##__VA_ARGS__)
50
51 #if defined(CONFIG_DRM_AMD_DC_DCN1_0)
52 #include <asm/fpu/api.h>
53 #endif
54
55 /*
56 *
57 * general debug capabilities
58 *
59 */
60 #if defined(CONFIG_HAVE_KGDB) || defined(CONFIG_KGDB)
61 #define ASSERT_CRITICAL(expr) do { \
62 if (WARN_ON(!(expr))) { \
63 kgdb_breakpoint(); \
64 } \
65 } while (0)
66 #else
67 #define ASSERT_CRITICAL(expr) do { \
68 if (WARN_ON(!(expr))) { \
69 ; \
70 } \
71 } while (0)
72 #endif
73
74 #if defined(CONFIG_DEBUG_KERNEL_DC)
75 #define ASSERT(expr) ASSERT_CRITICAL(expr)
76
77 #else
78 #define ASSERT(expr) WARN_ON(!(expr))
79 #endif
80
81 #define BREAK_TO_DEBUGGER() ASSERT(0)
82
83 #define DC_ERR(...) do { \
84 dm_error(__VA_ARGS__); \
85 BREAK_TO_DEBUGGER(); \
86 } while (0)
87
88 #endif /* _OS_TYPES_H_ */