1 /* 2 * Copyright 2012-16 Advanced Micro Devices, Inc. 3 * Copyright 2019 Raptor Engineering, LLC 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: AMD 24 * 25 */ 26 27 #ifndef _OS_TYPES_H_ 28 #define _OS_TYPES_H_ 29 30 #include <linux/kgdb.h> 31 #include <linux/kref.h> 32 #include <linux/types.h> 33 #include <linux/slab.h> 34 35 #include <asm/byteorder.h> 36 37 #include <drm/drm_print.h> 38 39 #include "cgs_common.h" 40 41 #if defined(__BIG_ENDIAN) && !defined(BIGENDIAN_CPU) 42 #define BIGENDIAN_CPU 43 #elif defined(__LITTLE_ENDIAN) && !defined(LITTLEENDIAN_CPU) 44 #define LITTLEENDIAN_CPU 45 #endif 46 47 #undef FRAME_SIZE 48 49 #define dm_output_to_console(fmt, ...) DRM_DEBUG_KMS(fmt, ##__VA_ARGS__) 50 51 #define dm_error(fmt, ...) DRM_ERROR(fmt, ##__VA_ARGS__) 52 53 #if defined(CONFIG_DRM_AMD_DC_DCN) 54 #include "amdgpu_dm/dc_fpu.h" 55 #define DC_FP_START() dc_fpu_begin(__func__, __LINE__) 56 #define DC_FP_END() dc_fpu_end(__func__, __LINE__) 57 #endif 58 59 /* 60 * 61 * general debug capabilities 62 * 63 */ 64 #ifdef CONFIG_DEBUG_KERNEL_DC 65 #define dc_breakpoint() kgdb_breakpoint() 66 #else 67 #define dc_breakpoint() do {} while (0) 68 #endif 69 70 #define ASSERT_CRITICAL(expr) do { \ 71 if (WARN_ON(!(expr))) \ 72 dc_breakpoint(); \ 73 } while (0) 74 75 #define ASSERT(expr) do { \ 76 if (WARN_ON_ONCE(!(expr))) \ 77 dc_breakpoint(); \ 78 } while (0) 79 80 #define BREAK_TO_DEBUGGER() \ 81 do { \ 82 DRM_DEBUG_DRIVER("%s():%d\n", __func__, __LINE__); \ 83 dc_breakpoint(); \ 84 } while (0) 85 86 #define DC_ERR(...) do { \ 87 dm_error(__VA_ARGS__); \ 88 BREAK_TO_DEBUGGER(); \ 89 } while (0) 90 91 #endif /* _OS_TYPES_H_ */ 92