drivers: power: report battery voltage in AOSP compatible format
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / dma-debug.h
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1/*
2 * Copyright (C) 2008 Advanced Micro Devices, Inc.
3 *
4 * Author: Joerg Roedel <joerg.roedel@amd.com>
5 *
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.
9 *
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.
14 *
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
18 */
19
20#ifndef __DMA_DEBUG_H
21#define __DMA_DEBUG_H
22
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23#include <linux/types.h>
24
f2f45e5f 25struct device;
972aa45c 26struct scatterlist;
41531c8f 27struct bus_type;
f2f45e5f 28
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29#ifdef CONFIG_DMA_API_DEBUG
30
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31extern void dma_debug_add_bus(struct bus_type *bus);
32
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33extern void dma_debug_init(u32 num_entries);
34
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35extern int dma_debug_resize_entries(u32 num_entries);
36
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37extern void debug_dma_map_page(struct device *dev, struct page *page,
38 size_t offset, size_t size,
39 int direction, dma_addr_t dma_addr,
40 bool map_single);
41
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42extern void debug_dma_mapping_error(struct device *dev, dma_addr_t dma_addr);
43
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44extern void debug_dma_unmap_page(struct device *dev, dma_addr_t addr,
45 size_t size, int direction, bool map_single);
46
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47extern void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
48 int nents, int mapped_ents, int direction);
49
50extern void debug_dma_unmap_sg(struct device *dev, struct scatterlist *sglist,
51 int nelems, int dir);
f62bc980 52
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53extern void debug_dma_alloc_coherent(struct device *dev, size_t size,
54 dma_addr_t dma_addr, void *virt);
55
56extern void debug_dma_free_coherent(struct device *dev, size_t size,
57 void *virt, dma_addr_t addr);
58
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59extern void debug_dma_sync_single_for_cpu(struct device *dev,
60 dma_addr_t dma_handle, size_t size,
61 int direction);
62
63extern void debug_dma_sync_single_for_device(struct device *dev,
64 dma_addr_t dma_handle,
65 size_t size, int direction);
66
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67extern void debug_dma_sync_single_range_for_cpu(struct device *dev,
68 dma_addr_t dma_handle,
69 unsigned long offset,
70 size_t size,
71 int direction);
72
73extern void debug_dma_sync_single_range_for_device(struct device *dev,
74 dma_addr_t dma_handle,
75 unsigned long offset,
76 size_t size, int direction);
77
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78extern void debug_dma_sync_sg_for_cpu(struct device *dev,
79 struct scatterlist *sg,
80 int nelems, int direction);
81
82extern void debug_dma_sync_sg_for_device(struct device *dev,
83 struct scatterlist *sg,
84 int nelems, int direction);
85
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86extern void debug_dma_dump_mappings(struct device *dev);
87
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88#else /* CONFIG_DMA_API_DEBUG */
89
84be58d4 90static inline void dma_debug_add_bus(struct bus_type *bus)
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91{
92}
93
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94static inline void dma_debug_init(u32 num_entries)
95{
96}
97
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98static inline int dma_debug_resize_entries(u32 num_entries)
99{
100 return 0;
101}
102
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103static inline void debug_dma_map_page(struct device *dev, struct page *page,
104 size_t offset, size_t size,
105 int direction, dma_addr_t dma_addr,
106 bool map_single)
107{
108}
109
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110static inline void debug_dma_mapping_error(struct device *dev,
111 dma_addr_t dma_addr)
112{
113}
114
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115static inline void debug_dma_unmap_page(struct device *dev, dma_addr_t addr,
116 size_t size, int direction,
117 bool map_single)
118{
119}
120
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121static inline void debug_dma_map_sg(struct device *dev, struct scatterlist *sg,
122 int nents, int mapped_ents, int direction)
123{
124}
125
126static inline void debug_dma_unmap_sg(struct device *dev,
127 struct scatterlist *sglist,
128 int nelems, int dir)
129{
130}
f62bc980 131
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132static inline void debug_dma_alloc_coherent(struct device *dev, size_t size,
133 dma_addr_t dma_addr, void *virt)
134{
135}
136
137static inline void debug_dma_free_coherent(struct device *dev, size_t size,
138 void *virt, dma_addr_t addr)
139{
140}
141
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142static inline void debug_dma_sync_single_for_cpu(struct device *dev,
143 dma_addr_t dma_handle,
144 size_t size, int direction)
145{
146}
147
148static inline void debug_dma_sync_single_for_device(struct device *dev,
149 dma_addr_t dma_handle,
150 size_t size, int direction)
151{
152}
153
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154static inline void debug_dma_sync_single_range_for_cpu(struct device *dev,
155 dma_addr_t dma_handle,
156 unsigned long offset,
157 size_t size,
158 int direction)
159{
160}
161
162static inline void debug_dma_sync_single_range_for_device(struct device *dev,
163 dma_addr_t dma_handle,
164 unsigned long offset,
165 size_t size,
166 int direction)
167{
168}
169
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170static inline void debug_dma_sync_sg_for_cpu(struct device *dev,
171 struct scatterlist *sg,
172 int nelems, int direction)
173{
174}
175
176static inline void debug_dma_sync_sg_for_device(struct device *dev,
177 struct scatterlist *sg,
178 int nelems, int direction)
179{
180}
181
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182static inline void debug_dma_dump_mappings(struct device *dev)
183{
184}
185
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186#endif /* CONFIG_DMA_API_DEBUG */
187
f2f45e5f 188#endif /* __DMA_DEBUG_H */