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[mv-sheeva.git] / drivers / net / wireless / b43 / bus.c
1 /*
2
3   Broadcom B43 wireless driver
4   Bus abstraction layer
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2 of the License, or
9   (at your option) any later version.
10
11   This program is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program; see the file COPYING.  If not, write to
18   the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
19   Boston, MA 02110-1301, USA.
20
21 */
22
23 #include "b43.h"
24 #include "bus.h"
25
26
27 /* SSB */
28 #ifdef CONFIG_B43_SSB
29 static inline int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
30 {
31         return ssb_bus_may_powerdown(dev->sdev->bus);
32 }
33 static inline int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev,
34                                           bool dynamic_pctl)
35 {
36         return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl);
37 }
38 static inline int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev)
39 {
40         return ssb_device_is_enabled(dev->sdev);
41 }
42 static inline void b43_bus_ssb_device_enable(struct b43_bus_dev *dev,
43                                              u32 core_specific_flags)
44 {
45         ssb_device_enable(dev->sdev, core_specific_flags);
46 }
47 static inline void b43_bus_ssb_device_disable(struct b43_bus_dev *dev,
48                                               u32 core_specific_flags)
49 {
50         ssb_device_disable(dev->sdev, core_specific_flags);
51 }
52
53 static inline u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
54 {
55         return ssb_read16(dev->sdev, offset);
56 }
57 static inline u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
58 {
59         return ssb_read32(dev->sdev, offset);
60 }
61 static inline
62 void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
63 {
64         ssb_write16(dev->sdev, offset, value);
65 }
66 static inline
67 void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
68 {
69         ssb_write32(dev->sdev, offset, value);
70 }
71 static inline
72 void b43_bus_ssb_block_read(struct b43_bus_dev *dev, void *buffer,
73                             size_t count, u16 offset, u8 reg_width)
74 {
75         ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
76 }
77 static inline
78 void b43_bus_ssb_block_write(struct b43_bus_dev *dev, const void *buffer,
79                              size_t count, u16 offset, u8 reg_width)
80 {
81         ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
82 }
83
84 struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
85 {
86         struct b43_bus_dev *dev;
87
88         dev = kzalloc(sizeof(*dev), GFP_KERNEL);
89         if (!dev)
90                 return NULL;
91
92         dev->bus_type = B43_BUS_SSB;
93         dev->sdev = sdev;
94
95         dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown;
96         dev->bus_powerup = b43_bus_ssb_bus_powerup;
97         dev->device_is_enabled = b43_bus_ssb_device_is_enabled;
98         dev->device_enable = b43_bus_ssb_device_enable;
99         dev->device_disable = b43_bus_ssb_device_disable;
100
101         dev->read16 = b43_bus_ssb_read16;
102         dev->read32 = b43_bus_ssb_read32;
103         dev->write16 = b43_bus_ssb_write16;
104         dev->write32 = b43_bus_ssb_write32;
105         dev->block_read = b43_bus_ssb_block_read;
106         dev->block_write = b43_bus_ssb_block_write;
107
108         dev->dev = sdev->dev;
109         dev->dma_dev = sdev->dma_dev;
110         dev->irq = sdev->irq;
111
112         dev->board_vendor = sdev->bus->boardinfo.vendor;
113         dev->board_type = sdev->bus->boardinfo.type;
114         dev->board_rev = sdev->bus->boardinfo.rev;
115
116         dev->chip_id = sdev->bus->chip_id;
117         dev->chip_rev = sdev->bus->chip_rev;
118         dev->chip_pkg = sdev->bus->chip_package;
119
120         dev->bus_sprom = &sdev->bus->sprom;
121
122         dev->core_id = sdev->id.coreid;
123         dev->core_rev = sdev->id.revision;
124
125         return dev;
126 }
127 #endif /* CONFIG_B43_SSB */