]>
git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - include/linux/dma-debug.h
2 * Copyright (C) 2008 Advanced Micro Devices, Inc.
4 * Author: Joerg Roedel <joerg.roedel@amd.com>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include <linux/types.h>
29 #ifdef CONFIG_DMA_API_DEBUG
31 extern void dma_debug_add_bus(struct bus_type
*bus
);
33 extern int dma_debug_resize_entries(u32 num_entries
);
35 extern void debug_dma_map_single(struct device
*dev
, const void *addr
,
38 extern void debug_dma_map_page(struct device
*dev
, struct page
*page
,
39 size_t offset
, size_t size
,
40 int direction
, dma_addr_t dma_addr
,
43 extern void debug_dma_mapping_error(struct device
*dev
, dma_addr_t dma_addr
);
45 extern void debug_dma_unmap_page(struct device
*dev
, dma_addr_t addr
,
46 size_t size
, int direction
, bool map_single
);
48 extern void debug_dma_map_sg(struct device
*dev
, struct scatterlist
*sg
,
49 int nents
, int mapped_ents
, int direction
);
51 extern void debug_dma_unmap_sg(struct device
*dev
, struct scatterlist
*sglist
,
54 extern void debug_dma_alloc_coherent(struct device
*dev
, size_t size
,
55 dma_addr_t dma_addr
, void *virt
);
57 extern void debug_dma_free_coherent(struct device
*dev
, size_t size
,
58 void *virt
, dma_addr_t addr
);
60 extern void debug_dma_map_resource(struct device
*dev
, phys_addr_t addr
,
61 size_t size
, int direction
,
64 extern void debug_dma_unmap_resource(struct device
*dev
, dma_addr_t dma_addr
,
65 size_t size
, int direction
);
67 extern void debug_dma_sync_single_for_cpu(struct device
*dev
,
68 dma_addr_t dma_handle
, size_t size
,
71 extern void debug_dma_sync_single_for_device(struct device
*dev
,
72 dma_addr_t dma_handle
,
73 size_t size
, int direction
);
75 extern void debug_dma_sync_single_range_for_cpu(struct device
*dev
,
76 dma_addr_t dma_handle
,
81 extern void debug_dma_sync_single_range_for_device(struct device
*dev
,
82 dma_addr_t dma_handle
,
84 size_t size
, int direction
);
86 extern void debug_dma_sync_sg_for_cpu(struct device
*dev
,
87 struct scatterlist
*sg
,
88 int nelems
, int direction
);
90 extern void debug_dma_sync_sg_for_device(struct device
*dev
,
91 struct scatterlist
*sg
,
92 int nelems
, int direction
);
94 extern void debug_dma_dump_mappings(struct device
*dev
);
96 extern void debug_dma_assert_idle(struct page
*page
);
98 #else /* CONFIG_DMA_API_DEBUG */
100 static inline void dma_debug_add_bus(struct bus_type
*bus
)
104 static inline int dma_debug_resize_entries(u32 num_entries
)
109 static inline void debug_dma_map_single(struct device
*dev
, const void *addr
,
114 static inline void debug_dma_map_page(struct device
*dev
, struct page
*page
,
115 size_t offset
, size_t size
,
116 int direction
, dma_addr_t dma_addr
,
121 static inline void debug_dma_mapping_error(struct device
*dev
,
126 static inline void debug_dma_unmap_page(struct device
*dev
, dma_addr_t addr
,
127 size_t size
, int direction
,
132 static inline void debug_dma_map_sg(struct device
*dev
, struct scatterlist
*sg
,
133 int nents
, int mapped_ents
, int direction
)
137 static inline void debug_dma_unmap_sg(struct device
*dev
,
138 struct scatterlist
*sglist
,
143 static inline void debug_dma_alloc_coherent(struct device
*dev
, size_t size
,
144 dma_addr_t dma_addr
, void *virt
)
148 static inline void debug_dma_free_coherent(struct device
*dev
, size_t size
,
149 void *virt
, dma_addr_t addr
)
153 static inline void debug_dma_map_resource(struct device
*dev
, phys_addr_t addr
,
154 size_t size
, int direction
,
159 static inline void debug_dma_unmap_resource(struct device
*dev
,
160 dma_addr_t dma_addr
, size_t size
,
165 static inline void debug_dma_sync_single_for_cpu(struct device
*dev
,
166 dma_addr_t dma_handle
,
167 size_t size
, int direction
)
171 static inline void debug_dma_sync_single_for_device(struct device
*dev
,
172 dma_addr_t dma_handle
,
173 size_t size
, int direction
)
177 static inline void debug_dma_sync_single_range_for_cpu(struct device
*dev
,
178 dma_addr_t dma_handle
,
179 unsigned long offset
,
185 static inline void debug_dma_sync_single_range_for_device(struct device
*dev
,
186 dma_addr_t dma_handle
,
187 unsigned long offset
,
193 static inline void debug_dma_sync_sg_for_cpu(struct device
*dev
,
194 struct scatterlist
*sg
,
195 int nelems
, int direction
)
199 static inline void debug_dma_sync_sg_for_device(struct device
*dev
,
200 struct scatterlist
*sg
,
201 int nelems
, int direction
)
205 static inline void debug_dma_dump_mappings(struct device
*dev
)
209 static inline void debug_dma_assert_idle(struct page
*page
)
213 #endif /* CONFIG_DMA_API_DEBUG */
215 #endif /* __DMA_DEBUG_H */