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1 | /* |
2 | * Copyright 2006 PathScale, Inc. All Rights Reserved. |
3 | * |
4 | * This file is free software; you can redistribute it and/or modify |
5 | * it under the terms of version 2 of the GNU General Public License |
6 | * as published by the Free Software Foundation. |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software Foundation, |
15 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
16 | */ |
17 | |
18 | #ifndef _LINUX_IO_H |
19 | #define _LINUX_IO_H |
20 | |
21 | #include <linux/types.h> |
22 | #include <asm/io.h> |
23 | #include <asm/page.h> |
24 | |
25 | struct device; |
26 | |
27 | void __iowrite32_copy(void __iomem *to, const void *from, size_t count); |
28 | void __iowrite64_copy(void __iomem *to, const void *from, size_t count); |
29 | |
30 | #ifdef CONFIG_MMU |
31 | int ioremap_page_range(unsigned long addr, unsigned long end, |
32 | unsigned long phys_addr, pgprot_t prot); |
33 | #else |
34 | static inline int ioremap_page_range(unsigned long addr, unsigned long end, |
35 | unsigned long phys_addr, pgprot_t prot) |
36 | { |
37 | return 0; |
38 | } |
39 | #endif |
40 | |
41 | /* |
42 | * Managed iomap interface |
43 | */ |
44 | #ifdef CONFIG_HAS_IOPORT |
45 | void __iomem * devm_ioport_map(struct device *dev, unsigned long port, |
46 | unsigned int nr); |
47 | void devm_ioport_unmap(struct device *dev, void __iomem *addr); |
48 | #else |
49 | static inline void __iomem *devm_ioport_map(struct device *dev, |
50 | unsigned long port, |
51 | unsigned int nr) |
52 | { |
53 | return NULL; |
54 | } |
55 | |
56 | static inline void devm_ioport_unmap(struct device *dev, void __iomem *addr) |
57 | { |
58 | } |
59 | #endif |
60 | |
61 | void __iomem *devm_ioremap(struct device *dev, resource_size_t offset, |
62 | unsigned long size); |
63 | void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset, |
64 | unsigned long size); |
65 | void devm_iounmap(struct device *dev, void __iomem *addr); |
66 | int check_signature(const volatile void __iomem *io_addr, |
67 | const unsigned char *signature, int length); |
68 | void devm_ioremap_release(struct device *dev, void *res); |
69 | |
70 | #endif /* _LINUX_IO_H */ |
71 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9