projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 45051539 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| f2f45e5f JR |
2 | /* |
| 3 | * Copyright (C) 2008 Advanced Micro Devices, Inc. | |
| 4 | * | |
| 5 | * Author: Joerg Roedel <joerg.roedel@amd.com> | |
| f2f45e5f JR |
6 | */ |
| 7 | ||
| a1fd09e8 CH |
8 | #ifndef _KERNEL_DMA_DEBUG_H |
| 9 | #define _KERNEL_DMA_DEBUG_H | |
| f2f45e5f | 10 | |
| 6bf07871 | 11 | #ifdef CONFIG_DMA_API_DEBUG |
| f62bc980 JR |
12 | extern void debug_dma_map_page(struct device *dev, struct page *page, |
| 13 | size_t offset, size_t size, | |
| c2bbf9d1 HM |
14 | int direction, dma_addr_t dma_addr, |
| 15 | unsigned long attrs); | |
| f62bc980 JR |
16 | |
| 17 | extern void debug_dma_unmap_page(struct device *dev, dma_addr_t addr, | |
| 2e05ea5c | 18 | size_t size, int direction); |
| f62bc980 | 19 | |
| 972aa45c | 20 | extern void debug_dma_map_sg(struct device *dev, struct scatterlist *sg, |
| c2bbf9d1 HM |
21 | int nents, int mapped_ents, int direction, |
| 22 | unsigned long attrs); | |
| 972aa45c JR |
23 | |
| 24 | extern void debug_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, | |
| 25 | int nelems, int dir); | |
| f62bc980 | 26 | |
| 6bfd4498 | 27 | extern void debug_dma_alloc_coherent(struct device *dev, size_t size, |
| c2bbf9d1 HM |
28 | dma_addr_t dma_addr, void *virt, |
| 29 | unsigned long attrs); | |
| 6bfd4498 JR |
30 | |
| 31 | extern void debug_dma_free_coherent(struct device *dev, size_t size, | |
| 32 | void *virt, dma_addr_t addr); | |
| 33 | ||
| 0e74b34d NS |
34 | extern void debug_dma_map_resource(struct device *dev, phys_addr_t addr, |
| 35 | size_t size, int direction, | |
| c2bbf9d1 HM |
36 | dma_addr_t dma_addr, |
| 37 | unsigned long attrs); | |
| 0e74b34d NS |
38 | |
| 39 | extern void debug_dma_unmap_resource(struct device *dev, dma_addr_t dma_addr, | |
| 40 | size_t size, int direction); | |
| 41 | ||
| b9d2317e JR |
42 | extern void debug_dma_sync_single_for_cpu(struct device *dev, |
| 43 | dma_addr_t dma_handle, size_t size, | |
| 44 | int direction); | |
| 45 | ||
| 46 | extern void debug_dma_sync_single_for_device(struct device *dev, | |
| 47 | dma_addr_t dma_handle, | |
| 48 | size_t size, int direction); | |
| 49 | ||
| a31fba5d JR |
50 | extern void debug_dma_sync_sg_for_cpu(struct device *dev, |
| 51 | struct scatterlist *sg, | |
| 52 | int nelems, int direction); | |
| 53 | ||
| 54 | extern void debug_dma_sync_sg_for_device(struct device *dev, | |
| 55 | struct scatterlist *sg, | |
| 56 | int nelems, int direction); | |
| 6bf07871 | 57 | #else /* CONFIG_DMA_API_DEBUG */ |
| f62bc980 JR |
58 | static inline void debug_dma_map_page(struct device *dev, struct page *page, |
| 59 | size_t offset, size_t size, | |
| c2bbf9d1 HM |
60 | int direction, dma_addr_t dma_addr, |
| 61 | unsigned long attrs) | |
| f62bc980 JR |
62 | { |
| 63 | } | |
| 64 | ||
| 65 | static inline void debug_dma_unmap_page(struct device *dev, dma_addr_t addr, | |
| 2e05ea5c | 66 | size_t size, int direction) |
| f62bc980 JR |
67 | { |
| 68 | } | |
| 69 | ||
| 972aa45c | 70 | static inline void debug_dma_map_sg(struct device *dev, struct scatterlist *sg, |
| c2bbf9d1 HM |
71 | int nents, int mapped_ents, int direction, |
| 72 | unsigned long attrs) | |
| 972aa45c JR |
73 | { |
| 74 | } | |
| 75 | ||
| 76 | static inline void debug_dma_unmap_sg(struct device *dev, | |
| 77 | struct scatterlist *sglist, | |
| 78 | int nelems, int dir) | |
| 79 | { | |
| 80 | } | |
| f62bc980 | 81 | |
| 6bfd4498 | 82 | static inline void debug_dma_alloc_coherent(struct device *dev, size_t size, |
| c2bbf9d1 HM |
83 | dma_addr_t dma_addr, void *virt, |
| 84 | unsigned long attrs) | |
| 6bfd4498 JR |
85 | { |
| 86 | } | |
| 87 | ||
| 88 | static inline void debug_dma_free_coherent(struct device *dev, size_t size, | |
| 89 | void *virt, dma_addr_t addr) | |
| 90 | { | |
| 91 | } | |
| 92 | ||
| 0e74b34d NS |
93 | static inline void debug_dma_map_resource(struct device *dev, phys_addr_t addr, |
| 94 | size_t size, int direction, | |
| c2bbf9d1 HM |
95 | dma_addr_t dma_addr, |
| 96 | unsigned long attrs) | |
| 0e74b34d NS |
97 | { |
| 98 | } | |
| 99 | ||
| 100 | static inline void debug_dma_unmap_resource(struct device *dev, | |
| 101 | dma_addr_t dma_addr, size_t size, | |
| 102 | int direction) | |
| 103 | { | |
| 104 | } | |
| 105 | ||
| b9d2317e JR |
106 | static inline void debug_dma_sync_single_for_cpu(struct device *dev, |
| 107 | dma_addr_t dma_handle, | |
| 108 | size_t size, int direction) | |
| 109 | { | |
| 110 | } | |
| 111 | ||
| 112 | static inline void debug_dma_sync_single_for_device(struct device *dev, | |
| 113 | dma_addr_t dma_handle, | |
| 114 | size_t size, int direction) | |
| 115 | { | |
| 116 | } | |
| 117 | ||
| a31fba5d JR |
118 | static inline void debug_dma_sync_sg_for_cpu(struct device *dev, |
| 119 | struct scatterlist *sg, | |
| 120 | int nelems, int direction) | |
| 121 | { | |
| 122 | } | |
| 123 | ||
| 124 | static inline void debug_dma_sync_sg_for_device(struct device *dev, | |
| 125 | struct scatterlist *sg, | |
| 126 | int nelems, int direction) | |
| 127 | { | |
| 128 | } | |
| 6bf07871 | 129 | #endif /* CONFIG_DMA_API_DEBUG */ |
| a1fd09e8 | 130 | #endif /* _KERNEL_DMA_DEBUG_H */ |